/* ─────────────────────────────────────────────────────────────────
       PRACTICE — Canvas-style overlay slider + per-tool full pages
       ───────────────────────────────────────────────────────────────── */

    /* ── Slider overlay ──
       Anchored to the right edge of the left student sidebar (84px wide
       per :root --student-sidebar-w). Slides in from the left, sits over
       whatever page the student was on. Right portion of the page
       remains visible + interactive. */
    .practice-slider {
      position: fixed;
      top: 0;
      left: var(--student-sidebar-w, 84px);
      width: 320px;
      max-width: calc(100vw - var(--student-sidebar-w, 84px));
      height: 100vh;
      /* Warm cream — picks up the page palette instead of stark white.
         Falls back through tint → card to handle theme variants. */
      background: var(--bg-tint, var(--card, #FFFDF4));
      border-right: 1px solid var(--line);
      box-shadow: 4px 0 28px rgba(58, 38, 22, .14);
      /* Sits above page shells (course-shell / stub-shell are z:75) but
         under the student sidebar (z:90) so left-rail stays clickable. */
      z-index: 85;
      transform: translateX(-110%);
      transition: transform .26s cubic-bezier(.2,.8,.2,1);
      display: flex; flex-direction: column;
      pointer-events: none;
    }
    .practice-slider.is-open {
      transform: translateX(0);
      pointer-events: auto;
    }
    /* Hard-hide the slider anywhere outside the student portal — admin,
       login, marketing, etc. don't have the .has-sidebar body class, and
       the slider's z-index would otherwise leak across over them. */
    body:not(.has-sidebar) .practice-slider,
    body:not(.has-sidebar) .practice-slider-backdrop {
      display: none !important;
    }

    /* Backdrop — only dims on mobile. On desktop the slider is narrow
       enough that the right portion of the underlying page stays
       interactive (Canvas behaviour). z-index between the page shells
       (75) and the slider (85) so an outside click still reaches it. */
    .practice-slider-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(26, 22, 16, 0);
      z-index: 80;
      pointer-events: none;
      transition: background .2s;
    }
    .practice-slider-backdrop.is-open {
      pointer-events: auto;   /* clicking outside closes (everywhere) */
    }
    @media (max-width: 700px) {
      .practice-slider-backdrop.is-open {
        background: rgba(26, 22, 16, .35);
      }
    }

    .practice-slider-h {
      display: flex; align-items: center; justify-content: space-between;
      padding: 1.1rem 1.2rem 1rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .practice-slider-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.25rem; font-weight: 500;
      color: var(--ink); letter-spacing: -.01em;
    }
    .practice-slider-close {
      width: 32px; height: 32px;
      display: inline-flex; align-items: center; justify-content: center;
      background: transparent;
      border: none; border-radius: 8px;
      color: var(--ink-mute);
      cursor: pointer;
      transition: background .12s, color .12s;
    }
    .practice-slider-close:hover {
      background: var(--line-soft);
      color: var(--ink);
    }

    .practice-slider-body {
      flex: 1;
      overflow-y: auto;
      padding: 1rem 0 2rem;
    }
    .practice-slider-cat {
      margin-bottom: 1.1rem;
    }
    .practice-slider-cat-h {
      display: flex; align-items: center; gap: .55rem;
      padding: 0 1.2rem;
      margin-bottom: .35rem;
      font-size: .68rem;
      letter-spacing: .14em;
      text-transform: uppercase;
      font-weight: 700;
      color: var(--ink-mute);
    }
    .practice-slider-cat-icon { font-size: .9rem; opacity: .7; }
    .practice-slider-list {
      list-style: none;
      margin: 0; padding: 0;
    }
    .practice-slider-tool {
      display: flex; align-items: center; gap: .6rem;
      padding: .65rem 1.2rem .65rem 1.7rem;
      color: var(--ink);
      text-decoration: none;
      font-size: .94rem;
      border-left: 2px solid transparent;
      transition: background .12s, border-color .12s;
    }
    .practice-slider-tool:hover {
      background: var(--bg-soft, var(--line-soft));
    }
    .practice-slider-tool.is-active {
      background: var(--bg-soft, var(--line-soft));
      border-left-color: var(--ink);
      font-weight: 500;
    }
    .practice-slider-tool-label {
      flex: 1; min-width: 0;
      overflow: hidden; text-overflow: ellipsis;
      line-height: 1.35;
    }
    .practice-slider-tool-ai {
      font-size: .62rem;
      letter-spacing: .04em;
      font-weight: 700;
      padding: .1rem .45rem;
      background: rgba(200, 146, 63, 0.15);
      color: #8a6224;
      border-radius: 999px;
      flex-shrink: 0;
    }

    /* ── Mobile reflow ── */
    @media (max-width: 700px) {
      .practice-slider {
        left: 0;
        width: 320px;
        max-width: 88vw;
      }
    }

    /* ── Tool page (full-screen, no shell) ──
       Default tools (Model Essays, Task 2, Sentence Gym, etc.) are
       single-column and read better at ~920px. Reading is two-column
       and needs more horizontal room — :has() bumps the cap when a
       reading-play / reading-review page is rendered inside.

       NOTE: the parent .stub-body uses flex/center for the legacy
       "coming-soon stub" pages. We override to plain block flow here
       so practice content scrolls from the top instead of being
       vertically centered (which makes the top unreachable when
       content is taller than the viewport). */
    .stub-body.is-practice-tool {
      display: block;
      padding: 2.4rem 2rem 4rem;
      max-width: 920px;
      margin: 0 auto;
      width: 100%;
      box-sizing: border-box;
    }
    .stub-body.is-practice-tool:has(.reading-play-page),
    .stub-body.is-practice-tool:has(.reading-review-page),
    .stub-body.is-practice-tool:has(.reading-list) {
      max-width: 1280px;
    }
    .practice-tool-page { /* container only, all spacing on parent */ }
    .practice-tool-h { margin-bottom: 2rem; }
    .practice-eyebrow {
      font-size: .72rem;
      letter-spacing: .14em;
      text-transform: uppercase;
      font-weight: 600;
      color: var(--ink-mute);
      margin-bottom: .55rem;
    }
    .practice-h1 {
      font-family: var(--font-display, Georgia, serif);
      font-size: 2.1rem; font-weight: 500;
      letter-spacing: -.015em;
      color: var(--ink);
      margin: 0 0 .55rem;
    }
    .practice-lede {
      color: var(--ink-soft);
      max-width: 60ch;
      line-height: 1.55;
    }
    .practice-tool-meta {
      display: flex; gap: .35rem; flex-wrap: wrap;
      margin-top: .9rem;
    }

    /* Tags (only AI + free shown now; status badges removed per UX call) */
    .practice-tool-tag {
      display: inline-block;
      font-size: .65rem;
      letter-spacing: .06em;
      text-transform: uppercase;
      font-weight: 700;
      padding: .15rem .55rem;
      border-radius: 999px;
      background: var(--line-soft);
      color: var(--ink-mute);
    }
    .practice-tool-tag.is-ai   { background: rgba(200, 146, 63, .15); color: #8a6224; }
    .practice-tool-tag.is-free { background: rgba(140, 107, 63, .12); color: #8C6B3F; }

    /* Tool placeholder — shown until each engine ships */
    .practice-tool-empty {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 3rem 2rem;
      text-align: center;
      margin-top: 2rem;
    }
    .practice-tool-empty-icon {
      font-size: 2.4rem;
      color: var(--ink-mute);
      margin-bottom: .8rem;
      opacity: .55;
    }
    .practice-tool-empty-h {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.3rem; font-weight: 500;
      color: var(--ink);
      margin: 0 0 .55rem;
    }
    .practice-tool-empty-p {
      color: var(--ink-soft);
      max-width: 50ch;
      margin: 0 auto 1.2rem;
      line-height: 1.55;
    }
    .practice-tool-empty-meta {
      font-size: .78rem;
      color: var(--ink-mute);
      letter-spacing: .01em;
    }
    .practice-tool-empty-meta code {
      background: var(--bg-soft, var(--line-soft));
      padding: .15rem .5rem;
      border-radius: 4px;
      font-size: .85em;
      color: var(--ink);
    }

    /* ─────────────────────────────────────────────────────────────────
       Reading practice engine
       ───────────────────────────────────────────────────────────────── */
    .reading-loading {
      padding: 3rem 0; text-align: center; color: var(--ink-mute);
      font-size: .95rem;
    }

    /* List view — passage cards.
       Two columns on the wide reading layout (1280px max), wraps to a
       single column on narrow screens. Caps card width so a single
       wide screen doesn't stretch a card the full row. */
    .reading-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
      margin-top: 1.5rem;
    }
    @media (max-width: 700px) {
      .reading-list { grid-template-columns: 1fr; }
    }
    .reading-card {
      display: block;
      padding: 1.1rem 1.4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      text-decoration: none;
      color: inherit;
      transition: transform .12s, border-color .12s;
    }
    .reading-card:hover {
      transform: translateY(-1px);
      border-color: var(--ink-mute);
    }
    .reading-card-h {
      display: flex; align-items: center; justify-content: space-between;
      gap: .8rem;
      margin-bottom: .25rem;
    }
    .reading-card-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.1rem; font-weight: 500;
      color: var(--ink);
    }
    .reading-card-level {
      flex-shrink: 0;
      font-size: .68rem; letter-spacing: .12em;
      font-weight: 700;
      padding: .15rem .5rem;
      background: var(--line-soft);
      color: var(--ink-mute);
      border-radius: 999px;
    }
    .reading-card-source {
      font-size: .82rem; color: var(--ink-mute);
      margin-bottom: .35rem;
      font-style: italic;
    }
    .reading-card-meta {
      display: flex; align-items: center; gap: .55rem;
      font-size: .82rem; color: var(--ink-soft);
    }
    .reading-card-dot {
      width: 3px; height: 3px;
      border-radius: 50%;
      background: var(--line);
    }

    /* Play / review header */
    .reading-h {
      display: flex; align-items: center; gap: 1rem;
      padding-bottom: 1rem;
      margin-bottom: 1.4rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .reading-back {
      color: var(--ink-mute); text-decoration: none;
      font-size: .88rem;
      padding: .35rem .55rem;
      border-radius: 6px;
    }
    .reading-back:hover { background: var(--line-soft); color: var(--ink); }
    .reading-h-title {
      flex: 1; min-width: 0;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.4rem; font-weight: 500;
      color: var(--ink);
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .reading-h-level {
      flex-shrink: 0;
      font-size: .68rem; letter-spacing: .12em;
      font-weight: 700;
      padding: .2rem .55rem;
      background: var(--line-soft);
      color: var(--ink-mute);
      border-radius: 999px;
    }

    /* Two-column grid: passage left, questions right */
    .reading-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
      gap: 1.4rem;
      align-items: start;
    }
    .reading-passage {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.6rem 1.8rem;
      font-family: var(--font-display, Georgia, serif);
      line-height: 1.7;
      color: var(--ink);
      font-size: 1.02rem;
      max-height: calc(100vh - 200px);
      overflow-y: auto;
      position: sticky;
      top: 1rem;
    }
    .reading-passage p { margin: 0 0 1rem; }
    .reading-passage h2, .reading-passage h3 {
      font-weight: 500; margin: 1.2rem 0 .5rem; color: var(--ink);
    }
    .reading-passage [data-source] {
      transition: background .25s;
      border-radius: 4px;
      padding: 0 2px;
    }
    .reading-passage [data-source].is-highlight {
      background: rgba(184, 146, 58, .25);
      box-shadow: 0 0 0 1px rgba(184, 146, 58, .35);
    }

    /* Question panel */
    .reading-questions {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.4rem 1.4rem 1.2rem;
      max-height: calc(100vh - 200px);
      overflow-y: auto;
      position: sticky;
      top: 1rem;
      display: flex; flex-direction: column;
    }
    .reading-q-list { display: flex; flex-direction: column; gap: 1.4rem; flex: 1; }
    .reading-q { padding-bottom: 1.2rem; border-bottom: 1px solid var(--line-soft); }
    .reading-q:last-child { border-bottom: none; }
    .reading-q-h {
      font-size: .98rem; line-height: 1.5; color: var(--ink);
      margin-bottom: .7rem;
    }
    .reading-q-num {
      display: inline-block; min-width: 1.5em; font-weight: 600;
      color: var(--ink-mute); margin-right: .25rem;
    }

    .reading-q-tfng { display: flex; gap: .35rem; flex-wrap: wrap; }
    .reading-q-tfng-pill {
      flex: 1; min-width: 0;
      padding: .55rem .65rem;
      border: 1.5px solid var(--line);
      border-radius: 8px;
      cursor: pointer;
      font-size: .85rem;
      text-align: center;
      background: var(--bg-tint, var(--card, #fff));
      transition: background .12s, border-color .12s;
    }
    .reading-q-tfng-pill:hover { background: var(--line-soft); }
    .reading-q-tfng-pill input { display: none; }
    .reading-q-tfng-pill input:checked + span { font-weight: 600; color: var(--ink); }
    .reading-q-tfng-pill:has(input:checked) { background: var(--line-soft); border-color: var(--ink); }

    .reading-q-options { display: flex; flex-direction: column; gap: .4rem; }
    .reading-q-opt {
      display: flex; align-items: flex-start; gap: .6rem;
      padding: .55rem .7rem;
      border: 1.5px solid var(--line);
      border-radius: 8px;
      cursor: pointer;
      font-size: .9rem; line-height: 1.4;
      background: var(--bg-tint, var(--card, #fff));
      transition: background .12s, border-color .12s;
    }
    .reading-q-opt:hover { background: var(--line-soft); }
    .reading-q-opt input { display: none; }
    .reading-q-opt:has(input:checked) { background: var(--line-soft); border-color: var(--ink); }
    .reading-q-opt-letter {
      flex-shrink: 0; width: 22px; height: 22px;
      display: inline-flex; align-items: center; justify-content: center;
      background: var(--line-soft); color: var(--ink-soft);
      font-family: var(--font-display, Georgia, serif);
      font-weight: 600; font-size: .82rem;
      border-radius: 50%;
    }
    .reading-q-opt:has(input:checked) .reading-q-opt-letter {
      background: var(--ink); color: var(--bg, #fff);
    }
    .reading-q-opt-text { flex: 1; min-width: 0; color: var(--ink); }

    .reading-q-input {
      width: 100%;
      padding: .65rem .85rem;
      background: var(--bg-tint, var(--card, #fff));
      border: 1.5px solid var(--line); border-radius: 8px;
      font-family: inherit; font-size: .95rem; color: var(--ink);
    }
    .reading-q-input:focus { outline: none; border-color: var(--ink-mute); }

    .reading-submit-btn {
      margin-top: 1.2rem;
      padding: .9rem 1.4rem;
      background: var(--ink); color: var(--bg, #fff);
      border: none; border-radius: 10px;
      font-family: inherit; font-weight: 500; font-size: .98rem;
      cursor: pointer;
      transition: background .12s;
    }
    .reading-submit-btn:hover { background: #000; }

    /* Review view */
    .reading-score-banner {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.2rem 1.4rem;
      margin-bottom: 1.4rem;
      display: flex; align-items: center; justify-content: space-between;
      gap: 1.2rem; flex-wrap: wrap;
    }
    .reading-score-banner-l {
      display: flex; align-items: baseline; gap: 1rem;
    }
    .reading-score-banner-r {
      display: flex; gap: .55rem; align-items: center;
    }
    .reading-action-btn {
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .6rem 1rem;
      font-family: inherit; font-size: .9rem; font-weight: 500;
      text-decoration: none;
      border-radius: 8px;
      transition: background .12s, border-color .12s, color .12s;
      cursor: pointer;
      border: 1.5px solid transparent;
    }
    .reading-action-btn.is-primary {
      background: var(--ink); color: var(--bg, #fff);
    }
    .reading-action-btn.is-primary:hover { background: #000; }
    .reading-action-btn.is-ghost {
      background: transparent;
      color: var(--ink-soft);
      border-color: var(--line);
    }
    .reading-action-btn.is-ghost:hover {
      background: var(--line-soft);
      color: var(--ink);
      border-color: var(--ink-mute);
    }
    .reading-review-footer {
      margin-top: 1.4rem;
      padding-top: 1.4rem;
      border-top: 1px solid var(--line-soft);
      display: flex; justify-content: center;
    }
    .reading-score-num {
      font-family: var(--font-display, Georgia, serif);
      font-size: 2.2rem; font-weight: 500;
      color: var(--ink); line-height: 1;
    }
    .reading-score-divider { color: var(--ink-mute); font-weight: 300; }
    .reading-score-pct { font-size: .9rem; color: var(--ink-soft); }

    .reading-review-list {
      display: flex; flex-direction: column; gap: .8rem;
      max-height: calc(100vh - 200px);
      overflow-y: auto;
      position: sticky;
      top: 1rem;
    }
    .reading-rq {
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.2rem;
      cursor: pointer;
      transition: border-color .12s, background .12s;
    }
    .reading-rq:hover { border-color: var(--ink-mute); }
    .reading-rq.is-active { border-color: var(--ink); background: var(--bg-tint, var(--card, #fff)); }
    .reading-rq.is-correct { border-left-color: #2A6B47; border-left-width: 3px; }
    .reading-rq.is-wrong   { border-left-color: #B6442C; border-left-width: 3px; }
    .reading-rq-h {
      display: flex; align-items: flex-start; gap: .35rem;
      font-size: .92rem; line-height: 1.4; color: var(--ink);
      margin-bottom: .5rem;
    }
    .reading-rq-num { font-weight: 600; color: var(--ink-mute); min-width: 1.5em; }
    .reading-rq-q { flex: 1; min-width: 0; }
    .reading-rq-status {
      font-size: .78rem;
      font-weight: 600;
      letter-spacing: .03em;
      margin-bottom: .35rem;
    }
    .reading-rq.is-correct .reading-rq-status { color: #2A6B47; }
    .reading-rq.is-wrong   .reading-rq-status { color: #B6442C; }
    .reading-rq-row {
      display: flex; gap: .55rem; flex-wrap: wrap;
      font-size: .85rem; line-height: 1.4;
      margin-bottom: .25rem;
    }
    .reading-rq-lbl { color: var(--ink-mute); }
    .reading-rq-val { color: var(--ink); }
    .reading-rq-val.is-good { color: #2A6B47; font-weight: 500; }
    .reading-rq-locator {
      font-size: .78rem;
      color: var(--ink-mute);
      margin-top: .55rem;
      padding-top: .55rem;
      border-top: 1px dashed var(--line-soft);
    }
    .reading-rq-locator strong { color: var(--ink); font-weight: 600; }
    .reading-rq-explain {
      font-size: .82rem;
      color: var(--ink-soft);
      margin-top: .5rem;
      line-height: 1.5;
    }

    /* Mobile: stack columns */
    @media (max-width: 900px) {
      .reading-grid { grid-template-columns: 1fr; }
      .reading-passage, .reading-questions, .reading-review-list {
        position: static; max-height: none;
      }
    }

    /* ─────────────────────────────────────────────────────────────────
       Model Essays
       ───────────────────────────────────────────────────────────────── */

    /* The model-essays list also benefits from the wider 1280px layout.
       Scroll fix already handled by .stub-body.is-practice-tool override. */
    .stub-body.is-practice-tool:has(.me-list),
    .stub-body.is-practice-tool:has(.me-essay-page) {
      max-width: 1280px;
    }

    /* List cards — 2-column grid like reading list. */
    .me-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
      margin-top: 1.5rem;
    }
    @media (max-width: 700px) { .me-list { grid-template-columns: 1fr; } }
    .me-card {
      display: block;
      padding: 1.1rem 1.4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      text-decoration: none;
      color: inherit;
      transition: transform .12s, border-color .12s;
    }
    .me-card:hover {
      transform: translateY(-1px);
      border-color: var(--ink-mute);
    }
    .me-card-h {
      display: flex; align-items: center; justify-content: space-between;
      gap: .8rem;
      margin-bottom: .25rem;
    }
    .me-card-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.1rem; font-weight: 500;
      color: var(--ink);
    }
    .me-card-band {
      flex-shrink: 0;
      font-size: .68rem; letter-spacing: .12em;
      font-weight: 700;
      padding: .15rem .55rem;
      background: rgba(184, 146, 58, .15);
      color: #8a6224;
      border-radius: 999px;
    }
    .me-card-qtype {
      font-size: .78rem; color: var(--ink-mute);
      font-style: italic;
      margin-bottom: .35rem;
    }
    .me-card-prompt {
      font-size: .92rem; color: var(--ink-soft);
      line-height: 1.5;
      margin-bottom: .55rem;
    }
    .me-card-meta {
      display: flex; gap: .35rem; flex-wrap: wrap;
    }
    .me-card-tag {
      display: inline-block;
      font-size: .68rem; letter-spacing: .04em;
      font-weight: 600;
      padding: .15rem .45rem;
      background: var(--line-soft);
      color: var(--ink-mute);
      border-radius: 999px;
    }
    .me-card-tag.is-paired {
      background: rgba(60, 90, 130, .12); color: #3C5A82;
    }

    /* Detail view — band tabs */
    .me-band-tabs {
      display: flex; gap: .35rem;
      border-bottom: 1px solid var(--line);
      margin: -.5rem 0 1.4rem;
    }
    .me-band-tab {
      padding: .55rem 1.1rem;
      font-size: .92rem; font-weight: 500;
      color: var(--ink-mute);
      text-decoration: none;
      border-bottom: 2px solid transparent;
      margin-bottom: -1px;
      transition: color .12s, border-color .12s;
    }
    .me-band-tab:hover { color: var(--ink); }
    .me-band-tab.is-active {
      color: var(--ink);
      border-bottom-color: var(--ink);
    }

    /* Prompt box */
    .me-prompt-box {
      padding: 1rem 1.2rem;
      background: var(--bg-tint, var(--card, #fff));
      border: 1px solid var(--line);
      border-radius: 10px;
      margin-bottom: 1.2rem;
    }
    .me-prompt-qtype {
      font-size: .68rem; letter-spacing: .12em;
      text-transform: uppercase; font-weight: 700;
      color: var(--ink-mute);
      margin-bottom: .4rem;
    }
    .me-prompt-text {
      font-style: italic;
      color: var(--ink);
      font-size: .98rem;
      line-height: 1.6;
    }

    /* Toolbar */
    .me-toolbar {
      display: flex; gap: 1.2rem;
      margin-bottom: 1rem;
      padding: .8rem 1rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
    }
    .me-toggle {
      display: inline-flex; align-items: center; gap: .5rem;
      cursor: pointer;
      font-size: .92rem; color: var(--ink);
    }
    .me-toggle input[type="checkbox"] {
      width: 16px; height: 16px;
      cursor: pointer;
    }

    /* Architecture legend — only shown when overlay is on. */
    .me-arch-legend {
      display: none;
      flex-wrap: wrap; gap: .5rem;
      margin-bottom: 1rem;
      font-size: .78rem;
    }
    body.is-me-arch-on .me-arch-legend { display: flex; }
    .me-arch-key {
      padding: .15rem .55rem;
      border-radius: 999px;
      font-weight: 600;
    }

    /* Two-column: essay on the left, annotations panel on the right. */
    .me-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
      gap: 1.4rem;
      align-items: start;
    }
    .me-essay {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 2rem 2.4rem;
      font-family: var(--font-display, Georgia, serif);
      line-height: 1.75;
      color: var(--ink);
      font-size: 1.05rem;
    }
    .me-essay p { margin: 0 0 1rem; }
    .me-essay p:last-child { margin-bottom: 0; }

    /* Architecture overlay — colour-tint each zoned span when on. */
    .me-essay [data-zone] {
      transition: background .25s, border-color .25s;
      padding: 0 2px;
      border-radius: 3px;
    }
    body.is-me-arch-on .me-essay [data-zone] { padding: 0 4px; }
    body.is-me-arch-on .me-essay [data-zone="hook"]        { background: rgba(95, 145, 200, .14); border-bottom: 2px solid #5F91C8; }
    body.is-me-arch-on .me-essay [data-zone="thesis"]      { background: rgba(184, 146, 58, .18); border-bottom: 2px solid #B8923A; font-weight: 500; }
    body.is-me-arch-on .me-essay [data-zone="topic"]       { background: rgba(92, 138, 106, .18); border-bottom: 2px solid #5C8A6A; font-weight: 500; }
    body.is-me-arch-on .me-essay [data-zone="support"]     { background: rgba(150, 138, 117, .12); }
    body.is-me-arch-on .me-essay [data-zone="transition"]  { background: rgba(214, 118, 89, .12); border-bottom: 2px solid #D67659; }
    body.is-me-arch-on .me-essay [data-zone="conclusion"]  { background: rgba(140, 107, 63, .14); border-bottom: 2px solid #8C6B3F; }

    /* Legend pills mirror the zone colours. */
    .me-arch-key.me-zone-hook       { background: rgba(95, 145, 200, .14); color: #2c4f73; }
    .me-arch-key.me-zone-thesis     { background: rgba(184, 146, 58, .18); color: #6f5424; }
    .me-arch-key.me-zone-topic      { background: rgba(92, 138, 106, .18); color: #34543f; }
    .me-arch-key.me-zone-support    { background: rgba(150, 138, 117, .14); color: #5b5345; }
    .me-arch-key.me-zone-transition { background: rgba(214, 118, 89, .14); color: #803d2c; }
    .me-arch-key.me-zone-conclusion { background: rgba(140, 107, 63, .16); color: #5c4527; }

    /* Annotation markers — hidden until the toggle is on. */
    .me-essay [data-annotation] {
      cursor: pointer;
      transition: background .2s;
      border-radius: 3px;
    }
    body.is-me-anno-on .me-essay [data-annotation] {
      background: rgba(184, 146, 58, .08);
      border-bottom: 1px dotted #B8923A;
    }
    body.is-me-anno-on .me-essay [data-annotation]:hover,
    body.is-me-anno-on .me-essay [data-annotation].is-active {
      background: rgba(184, 146, 58, .22);
    }
    body.is-me-anno-on .me-essay [data-annotation]::after {
      content: attr(data-anno-num);
      display: inline-block;
      background: #B8923A;
      color: #fff;
      font-family: var(--font-body);
      font-size: .58rem;
      font-weight: 700;
      vertical-align: super;
      line-height: 1;
      padding: 2px 4px;
      border-radius: 999px;
      margin-left: 2px;
      transform: translateY(-2px);
    }

    /* Side panel */
    .me-side {
      position: sticky;
      top: 1rem;
      max-height: calc(100vh - 100px);
      overflow-y: auto;
    }
    .me-anno-panel {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.2rem 1.3rem 1.4rem;
    }
    .me-anno-panel-h {
      font-size: .72rem; letter-spacing: .14em;
      text-transform: uppercase;
      font-weight: 700;
      color: var(--ink-mute);
      margin-bottom: .9rem;
    }
    .me-anno-list {
      list-style: none; margin: 0; padding: 0;
      counter-reset: anno;
    }
    .me-anno-item {
      display: flex; gap: .65rem;
      padding: .65rem .75rem;
      border-radius: 8px;
      margin-bottom: .35rem;
      cursor: pointer;
      transition: background .12s;
    }
    .me-anno-item:hover { background: var(--bg-soft, var(--line-soft)); }
    .me-anno-item.is-active { background: rgba(184, 146, 58, .12); }
    .me-anno-num {
      flex-shrink: 0;
      width: 22px; height: 22px;
      display: inline-flex; align-items: center; justify-content: center;
      background: #B8923A; color: #fff;
      font-family: var(--font-body);
      font-size: .72rem; font-weight: 700;
      border-radius: 50%;
    }
    .me-anno-body { flex: 1; min-width: 0; }
    .me-anno-label {
      font-weight: 500;
      color: var(--ink);
      font-size: .88rem;
      margin-bottom: .15rem;
    }
    .me-anno-cat {
      display: inline-block;
      font-size: .62rem; letter-spacing: .06em;
      text-transform: uppercase;
      font-weight: 700;
      padding: .1rem .4rem;
      background: var(--line-soft); color: var(--ink-mute);
      border-radius: 999px;
      margin-left: .35rem;
    }
    .me-anno-note {
      color: var(--ink-soft);
      font-size: .84rem;
      line-height: 1.5;
    }

    /* Mobile: stack panel below essay. */
    @media (max-width: 900px) {
      .me-grid { grid-template-columns: 1fr; }
      .me-side { position: static; max-height: none; }
    }

    /* ─────────────────────────────────────────────────────────────────
       Rewrite Challenges
       ───────────────────────────────────────────────────────────────── */

    /* Wide layout for both list and play views. */
    /* Rewrite Coaching engine ------------------------------------- */
    .rw-stepper {
      display: flex; flex-wrap: wrap; gap: .5rem;
      margin: 1.2rem 0 1.4rem;
    }
    .rw-step {
      display: inline-flex; align-items: center; gap: .55rem;
      padding: .5rem .9rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 999px;
      text-decoration: none;
      color: var(--ink-soft);
      font-size: .85rem; font-weight: 600;
      transition: border-color .12s, color .12s, background .12s;
    }
    .rw-step:hover { border-color: var(--ink-soft); color: var(--ink); }
    .rw-step.is-active {
      background: var(--ink); color: var(--bg, #FAF6EA);
      border-color: var(--ink);
    }
    .rw-step-n {
      width: 22px; height: 22px;
      border-radius: 50%;
      background: var(--bg-tint);
      color: var(--ink);
      display: inline-flex; align-items: center; justify-content: center;
      font-family: var(--font-display); font-size: .85rem; font-weight: 700;
    }
    .rw-step.is-active .rw-step-n { background: var(--accent-warm); color: #fff; }

    .rw-coach-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.2rem;
    }
    @media (max-width: 800px) { .rw-coach-grid { grid-template-columns: 1fr; } }

    .rw-coach-section-h {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: .82rem;
      letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink-soft);
      margin-bottom: .55rem;
    }
    .rw-coach-bad {
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.15rem;
    }
    .rw-coach-bad-text {
      color: var(--ink);
      font-family: var(--font-display);
      font-size: 1rem; line-height: 1.65;
    }

    .rw-coach-result {
      margin-top: 1rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.15rem 1.1rem;
    }
    .rw-coach-loading {
      display: flex; align-items: center; gap: .9rem;
      padding: .4rem 0;
    }
    .rw-coach-loading-l { color: var(--ink-soft); font-size: .92rem; }

    .rw-coach-grade { display: flex; flex-direction: column; gap: .8rem; }
    .rw-coach-band {
      display: flex; align-items: baseline; gap: .5rem;
    }
    .rw-coach-band-n {
      font-family: var(--font-display);
      font-size: 2.2rem; font-weight: 700;
      color: var(--accent-warm);
      letter-spacing: -.02em;
      line-height: 1;
    }
    .rw-coach-band-l {
      color: var(--ink-soft);
      font-size: .85rem;
      letter-spacing: .12em; text-transform: uppercase;
    }
    .rw-coach-summary {
      color: var(--ink);
      font-size: .98rem; line-height: 1.6;
    }
    .rw-coach-block { font-size: .92rem; }
    .rw-coach-block h4 {
      font-family: var(--font-display);
      font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink-soft);
      margin: .3rem 0 .35rem;
      font-weight: 700;
    }
    .rw-coach-block ul, .rw-coach-block ol {
      margin: 0; padding-left: 1.3rem;
      color: var(--ink);
      line-height: 1.55;
    }
    .rw-coach-block li { margin-bottom: .25rem; }
    .rw-coach-strengths h4 { color: #3F6B4E; }
    .rw-coach-fixes h4    { color: #B0432B; }
    .rw-coach-missed h4   { color: var(--accent-warm); }

    .rw-coach-model {
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: .65rem .95rem;
    }
    .rw-coach-model summary {
      cursor: pointer;
      color: var(--ink);
      font-weight: 600;
      font-size: .92rem;
    }
    .rw-coach-model-body {
      margin-top: .7rem;
      font-family: var(--font-display);
      font-size: 1rem; line-height: 1.65;
      color: var(--ink);
    }
    .rw-coach-error {
      color: #B0432B;
      background: rgba(176,67,43,.08);
      padding: .7rem .9rem;
      border-radius: 8px;
      font-size: .9rem;
    }

    /* Full-session coaching: prompt block + per-paragraph rows + overall result */
    .rw-coach-prompt {
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.15rem 1.1rem;
      margin: 1rem 0 1.4rem;
    }
    .rw-coach-prompt-text {
      color: var(--ink);
      font-family: var(--font-display);
      font-size: 1rem; line-height: 1.6;
      margin-bottom: .7rem;
    }
    .rw-coach-intro {
      color: var(--ink-soft);
      font-size: .87rem; line-height: 1.5;
      margin: 0;
    }
    .rw-coach-block-row {
      margin-bottom: 1.6rem;
      padding-bottom: 1.4rem;
      border-bottom: 1px dashed var(--line);
    }
    .rw-coach-block-row:last-of-type {
      border-bottom: none;
      padding-bottom: .4rem;
    }
    .rw-coach-block-h {
      display: flex; align-items: center; gap: .7rem;
      margin-bottom: .8rem;
    }
    .rw-coach-block-label {
      font-family: var(--font-display);
      font-size: 1.05rem; font-weight: 700;
      color: var(--ink);
      letter-spacing: -.005em;
    }

    /* Full-essay grade card */
    .rw-coach-grade-full {
      display: flex; flex-direction: column; gap: 1.4rem;
    }
    .rw-coach-overall {
      display: flex; align-items: center; gap: 1.5rem;
      padding-bottom: 1rem;
      border-bottom: 1px solid var(--line);
      flex-wrap: wrap;
    }
    .rw-coach-overall-band {
      display: flex; align-items: baseline; gap: .55rem;
      flex-shrink: 0;
    }
    .rw-coach-overall-band .rw-coach-band-n {
      font-size: 2.6rem;
    }
    .rw-coach-overall-summary {
      flex: 1; min-width: 240px;
      color: var(--ink); font-size: .98rem; line-height: 1.6;
    }
    .rw-coach-pp-h-section {
      font-family: var(--font-display);
      font-size: .85rem; letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink-soft);
      margin: 0 0 .4rem;
      font-weight: 700;
    }
    .rw-coach-pp {
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.15rem 1.1rem;
      margin-bottom: 1rem;
    }
    .rw-coach-pp:last-child { margin-bottom: 0; }
    .rw-coach-pp-h {
      display: flex; align-items: baseline; gap: .8rem;
      margin-bottom: .55rem;
    }
    .rw-coach-pp-band {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1.5rem;
      color: var(--accent-warm);
      letter-spacing: -.02em;
      min-width: 36px;
    }
    .rw-coach-pp-label {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1rem;
      color: var(--ink);
    }
    .rw-coach-pp-summary {
      color: var(--ink); font-size: .94rem; line-height: 1.55;
      margin-bottom: .7rem;
    }

    .stub-body.is-practice-tool:has(.rw-list),
    .stub-body.is-practice-tool:has(.rw-play-page),
    .stub-body.is-practice-tool:has(.rw-coaching-page) {
      max-width: 1280px;
    }

    /* List cards */
    .rw-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
      margin-top: 1.5rem;
    }
    @media (max-width: 700px) { .rw-list { grid-template-columns: 1fr; } }
    .rw-card {
      display: block;
      padding: 1.1rem 1.4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      text-decoration: none;
      color: inherit;
      transition: transform .12s, border-color .12s;
    }
    .rw-card:hover {
      transform: translateY(-1px);
      border-color: var(--ink-mute);
    }
    .rw-card-h {
      display: flex; align-items: center; justify-content: space-between;
      gap: .8rem;
      margin-bottom: .25rem;
    }
    .rw-card-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.1rem; font-weight: 500;
      color: var(--ink);
    }
    .rw-card-bands, .rw-bands {
      display: inline-flex; align-items: center; gap: .35rem;
      flex-shrink: 0;
    }
    .rw-card-band, .rw-band-from, .rw-band-to {
      font-size: .68rem; letter-spacing: .04em;
      font-weight: 700;
      padding: .15rem .55rem;
      border-radius: 999px;
    }
    .rw-card-band-from, .rw-band-from {
      background: rgba(182, 68, 44, .14); color: #883722;
    }
    .rw-card-band-to, .rw-band-to {
      background: rgba(42, 107, 71, .14); color: #1f4f33;
    }
    .rw-card-band-arrow, .rw-band-arrow {
      color: var(--ink-mute); font-size: .85rem;
    }

    /* Play page — toolbar with reveal button */
    .rw-toolbar {
      display: flex; align-items: center; justify-content: space-between;
      gap: 1rem; flex-wrap: wrap;
      padding: .8rem 1rem;
      margin-bottom: 1rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
    }
    .rw-reveal-btn {
      padding: .65rem 1.2rem;
      background: var(--ink); color: var(--bg, #fff);
      border: none; border-radius: 8px;
      font-family: inherit; font-weight: 500; font-size: .92rem;
      cursor: pointer;
      transition: background .12s, transform .08s;
    }
    .rw-reveal-btn:hover { background: #000; }
    .rw-reveal-btn:active { transform: scale(.98); }

    /* Tab "soon" tag inside the AI Coaching tab */
    .rw-tab-tag {
      display: inline-block;
      font-size: .55rem;
      letter-spacing: .08em;
      text-transform: uppercase;
      font-weight: 700;
      padding: .1rem .4rem;
      background: var(--line-soft);
      color: var(--ink-mute);
      border-radius: 999px;
      margin-left: .35rem;
      vertical-align: middle;
    }

    /* Three-column grid: bad essay, your rewrite, model (revealed) */
    .rw-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1rem;
      align-items: start;
    }
    /* When the model side is hidden, two columns full-width. */
    .rw-grid:has(.rw-side-model[hidden]) {
      grid-template-columns: 1fr 1fr;
    }
    @media (max-width: 1100px) {
      .rw-grid, .rw-grid:has(.rw-side-model[hidden]) {
        grid-template-columns: 1fr;
      }
    }

    .rw-side {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.2rem 1.3rem 1.4rem;
      display: flex; flex-direction: column;
      min-height: 400px;
    }
    /* [hidden] must beat display:flex above */
    .rw-side[hidden] { display: none !important; }
    .rw-side-h {
      display: flex; align-items: center; gap: .55rem;
      padding-bottom: .8rem;
      margin-bottom: 1rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .rw-side-h-band {
      font-size: .68rem; letter-spacing: .04em;
      font-weight: 700;
      padding: .15rem .55rem;
      background: rgba(182, 68, 44, .14); color: #883722;
      border-radius: 999px;
    }
    .rw-side-h-band-up {
      background: rgba(42, 107, 71, .14); color: #1f4f33;
    }
    .rw-side-mine .rw-side-h-band {
      background: var(--line-soft); color: var(--ink-mute);
    }
    .rw-side-h-label {
      font-size: .82rem; color: var(--ink-soft);
      letter-spacing: .01em;
    }

    .rw-side-body { /* essay paragraphs */ }
    .rw-para { margin-bottom: 1.2rem; }
    .rw-para:last-child { margin-bottom: 0; }
    .rw-para-label {
      font-size: .68rem;
      letter-spacing: .14em;
      text-transform: uppercase;
      font-weight: 700;
      color: var(--ink-mute);
      margin-bottom: .5rem;
    }
    .rw-para-text {
      font-family: var(--font-display, Georgia, serif);
      line-height: 1.7;
      color: var(--ink);
      font-size: 1.0rem;
    }
    .rw-para-text p { margin: 0 0 .7rem; }
    .rw-para-text p:last-child { margin-bottom: 0; }

    /* Annotation markers (issues / upgrades) — hidden until toggle on. */
    .rw-side-bad [data-issue],
    .rw-side-model [data-upgrade] {
      cursor: pointer;
      transition: background .2s;
      border-radius: 3px;
    }
    body.is-rw-anno-on .rw-side-bad [data-issue] {
      background: rgba(182, 68, 44, .10);
      border-bottom: 1px dotted #B6442C;
    }
    body.is-rw-anno-on .rw-side-bad [data-issue]:hover,
    body.is-rw-anno-on .rw-side-bad [data-issue].is-active {
      background: rgba(182, 68, 44, .22);
    }
    body.is-rw-anno-on .rw-side-bad [data-issue]::after {
      content: attr(data-issue-num);
      display: inline-block;
      background: #B6442C;
      color: #fff;
      font-family: var(--font-body);
      font-size: .58rem;
      font-weight: 700;
      vertical-align: super;
      line-height: 1;
      padding: 2px 4px;
      border-radius: 999px;
      margin-left: 2px;
      transform: translateY(-2px);
    }
    body.is-rw-anno-on .rw-side-model [data-upgrade] {
      background: rgba(42, 107, 71, .10);
      border-bottom: 1px dotted #2A6B47;
    }
    body.is-rw-anno-on .rw-side-model [data-upgrade]:hover,
    body.is-rw-anno-on .rw-side-model [data-upgrade].is-active {
      background: rgba(42, 107, 71, .22);
    }
    body.is-rw-anno-on .rw-side-model [data-upgrade]::after {
      content: attr(data-upgrade-num);
      display: inline-block;
      background: #2A6B47;
      color: #fff;
      font-family: var(--font-body);
      font-size: .58rem;
      font-weight: 700;
      vertical-align: super;
      line-height: 1;
      padding: 2px 4px;
      border-radius: 999px;
      margin-left: 2px;
      transform: translateY(-2px);
    }

    /* Inline comment-box popover that appears under a paragraph
       when an annotated phrase is clicked. Replaces the old
       bottom-of-column annotation lists. */
    .rw-anno-pop {
      margin: .9rem 0 1.1rem;
      border-radius: 10px;
      padding: .85rem 1rem .9rem;
      font-family: var(--font-body, system-ui, sans-serif);
      font-size: .88rem;
      line-height: 1.55;
      animation: rwAnnoPopIn .18s ease-out;
    }
    @keyframes rwAnnoPopIn {
      from { opacity: 0; transform: translateY(-4px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .rw-anno-pop-issue {
      background: rgba(182, 68, 44, .10);
      border-left: 3px solid #B6442C;
    }
    .rw-anno-pop-upgrade {
      background: rgba(42, 107, 71, .10);
      border-left: 3px solid #2A6B47;
    }
    .rw-anno-pop-h {
      display: flex; align-items: center; gap: .5rem;
      margin-bottom: .35rem;
    }
    .rw-anno-pop-num {
      display: inline-flex; align-items: center; justify-content: center;
      min-width: 18px; height: 18px;
      border-radius: 999px;
      padding: 0 5px;
      font-size: .65rem; font-weight: 700;
      color: #fff;
      line-height: 1;
    }
    .rw-anno-pop-issue .rw-anno-pop-num { background: #B6442C; }
    .rw-anno-pop-upgrade .rw-anno-pop-num { background: #2A6B47; }
    .rw-anno-pop-cat {
      flex: 1;
      font-size: .68rem;
      font-weight: 700;
      letter-spacing: .12em;
    }
    .rw-anno-pop-issue .rw-anno-pop-cat { color: #883722; }
    .rw-anno-pop-upgrade .rw-anno-pop-cat { color: #1f4f33; }
    .rw-anno-pop-x {
      background: none; border: none;
      font-size: 1.25rem; line-height: 1;
      color: var(--ink-mute);
      cursor: pointer;
      padding: 0 .25rem;
      border-radius: 4px;
    }
    .rw-anno-pop-x:hover { color: var(--ink); background: rgba(0,0,0,.05); }
    .rw-anno-pop-note {
      color: var(--ink);
      font-family: var(--font-body, system-ui, sans-serif);
    }

    /* Student textarea */
    .rw-mine-textarea {
      flex: 1;
      width: 100%;
      min-height: 320px;
      padding: 1rem 1.2rem;
      background: var(--bg-tint, var(--card, #fff));
      border: 1.5px solid var(--line);
      border-radius: 10px;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1rem;
      line-height: 1.65;
      color: var(--ink);
      resize: vertical;
      box-sizing: border-box;
    }
    .rw-mine-textarea:focus {
      outline: none; border-color: var(--ink-mute);
    }
    .rw-mine-meta {
      display: flex; justify-content: space-between;
      margin-top: .5rem;
      font-size: .8rem;
      color: var(--ink-mute);
    }
    .rw-mine-target { color: var(--ink-soft); }

    /* ─────────────────────────────────────────────────────────────────
       TASK 2 — AI Coach
       ───────────────────────────────────────────────────────────────── */

    /* List view */
    .t2-list-h {
      display: flex; align-items: flex-start; justify-content: space-between;
      gap: 1.5rem; flex-wrap: wrap;
    }
    .t2-list-h-l { flex: 1; min-width: 0; }
    .t2-list-h-r { display: flex; flex-direction: column; align-items: flex-end; gap: .65rem; }

    .t2-quota {
      display: flex; align-items: center; gap: .8rem;
      padding: .55rem .95rem;
      background: var(--bg-tint, #FFFDF4);
      border: 1.5px solid var(--line);
      border-radius: 10px;
    }
    .t2-quota-n {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.8rem; font-weight: 700; color: var(--ink);
      line-height: 1;
    }
    .t2-quota-l {
      font-size: .78rem; color: var(--ink);
      line-height: 1.25; font-weight: 600;
      text-align: left;
    }
    .t2-quota-sub {
      display: block;
      font-size: .68rem; color: var(--ink-mute);
      font-weight: 400;
      letter-spacing: .02em;
      margin-top: .15rem;
    }
    .t2-quota.is-low { border-color: #B6442C; }
    .t2-quota.is-low .t2-quota-n,
    .t2-quota.is-low .t2-quota-l { color: #B6442C; }
    .t2-quota.is-out { border-color: #B6442C; background: rgba(182,68,44,.08); }
    .t2-quota.is-out .t2-quota-n,
    .t2-quota.is-out .t2-quota-l { color: #B6442C; }

    .t2-history-link {
      font-size: .82rem; color: var(--ink-soft);
      text-decoration: none; font-weight: 600;
    }
    .t2-history-link:hover { color: var(--ink); }

    .t2-group { margin-top: 2rem; }
    .t2-group:first-of-type { margin-top: 1.5rem; }
    .t2-group-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .8rem; padding-bottom: .45rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .t2-grid {
      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1rem;
    }
    @media (max-width: 800px) { .t2-grid { grid-template-columns: 1fr; } }

    .t2-card {
      display: block;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.15rem 1.1rem;
      text-decoration: none; color: inherit;
      transition: border-color .15s, transform .15s;
    }
    .t2-card:hover {
      border-color: var(--ink-soft);
      transform: translateY(-1px);
    }
    .t2-card-title {
      font-weight: 700; color: var(--ink);
      margin-bottom: .4rem;
      font-size: 1.02rem;
    }
    .t2-card-prompt {
      color: var(--ink-soft);
      font-size: .88rem; line-height: 1.5;
    }

    /* Task 1 chart card — thumbnail + text. Reuses .t2-card grid. */
    .t1-card {
      display: grid;
      grid-template-columns: 96px 1fr;
      gap: 1rem;
      align-items: center;
      padding: .85rem 1rem .9rem;
    }
    .t1-card-thumb {
      width: 96px; height: 72px;
      border-radius: 10px;
      overflow: hidden;
      background: var(--bg-tint);
      border: 1px solid var(--line);
      display: flex; align-items: center; justify-content: center;
    }
    .t1-card-thumb img {
      width: 100%; height: 100%; object-fit: cover; display: block;
    }
    .t1-card-thumb.is-placeholder {
      font-family: var(--font-display);
      font-size: 1.8rem;
      color: var(--ink-mute);
    }
    .t1-card-text { min-width: 0; }
    @media (max-width: 480px) {
      .t1-card { grid-template-columns: 64px 1fr; }
      .t1-card-thumb { width: 64px; height: 52px; }
    }

    /* Task 1 prompt box — chart image / fallback rendered below the
       question wording. Uses theme tokens so dark mode is automatic. */
    .t1-prompt-box .t1-chart-image {
      margin: .9rem 0 .4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      overflow: hidden;
      max-width: 100%;
    }
    .t1-prompt-box .t1-chart-image img {
      display: block;
      width: 100%;
      height: auto;
      max-height: 480px;
      object-fit: contain;
      background: #fff;       /* charts almost always assume white bg */
    }
    .t1-prompt-box .t1-chart-fallback {
      margin: .9rem 0 .4rem;
      padding: 1rem 1.15rem;
      background: var(--card, #fff);
      border: 1px dashed var(--line);
      border-radius: 12px;
    }
    .t1-prompt-box .t1-chart-fallback-h {
      font-size: .72rem;
      letter-spacing: .12em;
      text-transform: uppercase;
      color: var(--ink-mute);
      font-weight: 700;
      margin-bottom: .5rem;
    }
    .t1-prompt-box .t1-chart-fallback-text {
      color: var(--ink);
      font-size: .92rem;
      line-height: 1.6;
      white-space: pre-wrap;
    }

    /* Result-page prompt box — same look as the writer's prompt box,
       just spaced for the result layout. */
    .t1-result-prompt-box {
      margin: 0 0 1.4rem;
    }

    /* SVG-rendered chart container (line/bar/pie/etc.) */
    .t1-chart-render {
      margin: .9rem 0 .4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1rem 1.1rem 1.1rem;
      color: var(--ink);
    }
    .t1-chart-figure { margin: 0; }
    .t1-chart-caption {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--ink);
      margin: 0 0 .8rem;
      letter-spacing: -.01em;
    }
    .t1-chart-body {
      display: block;
      width: 100%;
    }
    .t1-svg {
      display: block;
      width: 100%;
      height: auto;
      max-height: 420px;
      font-family: var(--font-body);
    }
    .t1-svg-pie { max-height: 260px; }
    .t1-svg-map { max-height: 280px; max-width: 380px; }

    /* Axis & grid */
    .t1-svg .t1-grid {
      stroke: var(--line);
      stroke-width: 1;
      stroke-dasharray: 2 3;
      opacity: .6;
    }
    .t1-svg .t1-axis {
      stroke: var(--ink-soft);
      stroke-width: 1.2;
    }
    .t1-svg .t1-axis-tick {
      font-size: 11px;
      fill: var(--ink-soft);
    }
    .t1-svg .t1-axis-label {
      font-size: 11px;
      font-weight: 600;
      fill: var(--ink);
      letter-spacing: .04em;
      text-transform: uppercase;
    }
    .t1-svg .t1-pie-pct {
      font-size: 11px;
      font-weight: 700;
      pointer-events: none;
    }
    .t1-svg .t1-map-label {
      font-size: 10px;
      font-weight: 600;
      fill: var(--ink);
    }

    /* Legend (line/bar/pie) */
    .t1-legend {
      display: flex;
      flex-wrap: wrap;
      gap: .6rem 1.2rem;
      margin-top: .7rem;
      font-size: .82rem;
      color: var(--ink-soft);
    }
    .t1-legend-item {
      display: inline-flex;
      align-items: center;
      gap: .45rem;
      white-space: nowrap;
    }
    .t1-legend-swatch {
      display: inline-block;
      width: 12px; height: 12px;
      border-radius: 3px;
      flex-shrink: 0;
    }
    .t1-legend-pie { gap: .4rem 1rem; }

    /* Multi-pie / mixed / map row layout */
    .t1-pie-row, .t1-mixed-row, .t1-map-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      align-items: start;
    }
    @media (max-width: 640px) {
      .t1-pie-row, .t1-mixed-row, .t1-map-row { grid-template-columns: 1fr; }
    }
    .t1-pie-panel, .t1-mixed-panel, .t1-map-panel {
      text-align: center;
    }
    .t1-panel-title {
      font-family: var(--font-display);
      font-size: .92rem;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: .4rem;
      letter-spacing: -.005em;
    }

    /* Table */
    .t1-table {
      width: 100%;
      border-collapse: collapse;
      font-size: .9rem;
      color: var(--ink);
      font-family: var(--font-body);
    }
    .t1-table thead th {
      background: var(--bg-tint);
      color: var(--ink);
      font-weight: 700;
      text-align: left;
      padding: .65rem .8rem;
      border-bottom: 1.5px solid var(--ink-soft);
      letter-spacing: .005em;
    }
    .t1-table tbody td {
      padding: .55rem .8rem;
      border-bottom: 1px solid var(--line);
    }
    .t1-table tbody tr:last-child td { border-bottom: none; }
    .t1-table .t1-tcell-h {
      font-weight: 700;
      color: var(--ink);
    }

    /* Process diagram */
    .t1-process {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 0;
    }
    .t1-process-step {
      display: grid;
      grid-template-columns: 36px 1fr;
      gap: .8rem;
      align-items: start;
      position: relative;
    }
    .t1-process-num {
      width: 32px; height: 32px;
      border-radius: 50%;
      background: var(--accent-warm);
      color: #fff;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: .95rem;
      flex-shrink: 0;
    }
    .t1-process-card {
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: .7rem .9rem;
      margin-bottom: .15rem;
    }
    .t1-process-h {
      font-weight: 700;
      color: var(--ink);
      font-size: .92rem;
      margin-bottom: .15rem;
    }
    .t1-process-b {
      color: var(--ink-soft);
      font-size: .87rem;
      line-height: 1.5;
    }
    .t1-process-arrow {
      grid-column: 1;
      text-align: center;
      color: var(--ink-mute);
      font-size: 1.1rem;
      margin: -.05rem 0 .2rem;
    }

    /* Chart error fallback */
    .t1-chart-error {
      padding: 1rem;
      background: rgba(176,67,43,.08);
      border: 1px dashed rgba(176,67,43,.35);
      border-radius: 10px;
      color: #B0432B;
      font-size: .9rem;
    }

    /* Write view */
    .t2-write-page .reading-h {
      display: flex; align-items: center; gap: 1rem;
      flex-wrap: wrap;
    }
    .t2-prompt-box {
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      border-left: 3px solid var(--ink);
      border-radius: 10px;
      padding: 1.1rem 1.3rem 1.2rem;
      margin: 1.4rem 0 1.2rem;
    }
    .t2-prompt-qtype {
      font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .55rem;
    }
    .t2-prompt-text {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.08rem; line-height: 1.55; color: var(--ink);
    }
    .t2-prompt-meta {
      margin-top: .8rem; font-size: .8rem;
      color: var(--ink-soft);
    }

    .t2-textarea {
      width: 100%;
      min-height: 380px;
      padding: 1.2rem 1.4rem;
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 10px;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.02rem;
      line-height: 1.7;
      color: var(--ink);
      resize: vertical;
      box-sizing: border-box;
    }
    .t2-textarea:focus { outline: none; border-color: var(--ink-mute); }

    .t2-meta {
      display: flex; gap: 1.2rem; align-items: center;
      margin-top: .55rem;
      font-size: .82rem; color: var(--ink-mute);
    }
    .t2-target { color: var(--ink-soft); }
    #t2-words.is-low  { color: var(--ink-mute); }
    #t2-words.is-good { color: #2A6B47; font-weight: 600; }
    #t2-words.is-over { color: #B6442C; font-weight: 600; }
    .t2-saved {
      margin-left: auto;
      color: #2A6B47; font-weight: 600;
      animation: t2SavedFade .3s ease-out;
    }
    @keyframes t2SavedFade { from { opacity: 0; } to { opacity: 1; } }

    .t2-submit-bar {
      display: flex; align-items: center; gap: 1.2rem;
      margin-top: 1.6rem;
      flex-wrap: wrap;
    }
    .t2-submit-btn {
      background: var(--ink); color: var(--card, #fff);
      border: none; border-radius: 10px;
      padding: .85rem 1.6rem;
      font-size: .95rem; font-weight: 700;
      cursor: pointer;
      transition: opacity .15s, transform .1s;
    }
    .t2-submit-btn:hover:not(:disabled) { transform: translateY(-1px); }
    .t2-submit-btn:disabled { opacity: .55; cursor: not-allowed; }
    .t2-submit-note {
      font-size: .82rem; color: var(--ink-soft);
    }

    /* Loading overlay (modal) shown during AI grading. Full-screen
       backdrop, centered card, animated spinner, rotating tip line,
       indeterminate progress bar to reinforce "still working". */
    .t2-overlay {
      position: fixed; inset: 0; z-index: 9000;
      background: rgba(20, 18, 14, 0.45);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      display: flex; align-items: center; justify-content: center;
      opacity: 0;
      transition: opacity .25s ease-out;
      padding: 1.5rem;
    }
    .t2-overlay.is-open { opacity: 1; }
    .t2-overlay-card {
      width: 100%; max-width: 440px;
      background: var(--card, #FFFDF4);
      border: 1px solid var(--line);
      border-radius: 18px;
      padding: 2.2rem 2rem 1.8rem;
      box-shadow: 0 24px 80px rgba(20,18,14,.25), 0 4px 16px rgba(20,18,14,.10);
      text-align: center;
      transform: translateY(8px) scale(.98);
      transition: transform .3s cubic-bezier(.2,.8,.3,1);
    }
    .t2-overlay.is-open .t2-overlay-card { transform: translateY(0) scale(1); }

    .t2-overlay-spin {
      position: relative;
      width: 64px; height: 64px;
      margin: 0 auto 1.4rem;
    }
    .t2-overlay-spin-arc {
      position: absolute; inset: 0;
      border: 3px solid var(--line);
      border-top-color: var(--ink);
      border-right-color: var(--ink);
      border-radius: 50%;
      animation: t2OverlaySpin 1.1s cubic-bezier(.5,.1,.5,.9) infinite;
    }
    .t2-overlay-spin-dot {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      width: 10px; height: 10px;
      background: var(--ink);
      border-radius: 50%;
      animation: t2OverlayPulse 1.6s ease-in-out infinite;
    }
    @keyframes t2OverlaySpin { to { transform: rotate(360deg); } }
    @keyframes t2OverlayPulse {
      0%, 100% { transform: translate(-50%, -50%) scale(1);   opacity: 1; }
      50%      { transform: translate(-50%, -50%) scale(.55); opacity: .55; }
    }

    .t2-overlay-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.35rem;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: .85rem;
      letter-spacing: -.005em;
    }
    .t2-overlay-tip {
      color: var(--ink-soft);
      font-size: .92rem;
      line-height: 1.5;
      min-height: 2.6em;
      transition: opacity .22s ease-out;
    }
    .t2-overlay-tip.is-fading { opacity: 0; }

    .t2-overlay-progress {
      margin: 1.3rem auto .9rem;
      width: 80%;
      height: 3px;
      background: var(--line-soft);
      border-radius: 999px;
      overflow: hidden;
      position: relative;
    }
    .t2-overlay-progress-bar {
      position: absolute;
      top: 0; left: -40%;
      width: 40%;
      height: 100%;
      background: var(--ink);
      border-radius: 999px;
      animation: t2OverlayBar 1.6s ease-in-out infinite;
    }
    @keyframes t2OverlayBar {
      0%   { left: -40%; }
      100% { left: 100%; }
    }
    .t2-overlay-hint {
      font-size: .78rem;
      color: var(--ink-mute);
      letter-spacing: .01em;
    }

    /* Result view */
    .t2-overall {
      display: grid;
      grid-template-columns: 200px 1fr;
      gap: 1.2rem;
      margin: 1.6rem 0 1.8rem;
      align-items: stretch;
    }
    @media (max-width: 800px) { .t2-overall { grid-template-columns: 1fr; } }

    .t2-overall-band {
      background: var(--ink); color: var(--card, #fff);
      border-radius: 14px;
      display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      padding: 1.8rem 1rem;
    }
    .t2-overall-num {
      font-size: 4rem; font-weight: 700; line-height: 1;
      font-family: var(--font-display, Georgia, serif);
    }
    .t2-overall-label {
      margin-top: .55rem;
      font-size: .7rem; letter-spacing: .14em; text-transform: uppercase;
      opacity: .7;
    }
    .t2-rubric-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: .8rem;
    }
    @media (max-width: 800px) { .t2-rubric-grid { grid-template-columns: 1fr; } }
    .t2-rubric-cell {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: .85rem 1rem .95rem;
    }
    .t2-rubric-cell-h {
      display: flex; align-items: center; justify-content: space-between;
      margin-bottom: .4rem;
    }
    .t2-rubric-cell-label {
      font-size: .75rem; letter-spacing: .06em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
    }
    .t2-rubric-cell-band {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.4rem; font-weight: 700; color: var(--ink);
      line-height: 1;
    }
    .t2-rubric-cell-c {
      font-size: .85rem; line-height: 1.5; color: var(--ink-soft);
    }

    .t2-section { margin: 1.4rem 0; }
    .t2-section-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .6rem;
    }
    .t2-bullets { list-style: none; padding: 0; margin: 0; }
    .t2-bullet {
      padding: .55rem .95rem .55rem 1.6rem;
      margin-bottom: .35rem;
      border-radius: 8px;
      font-size: .92rem; line-height: 1.5; color: var(--ink);
      position: relative;
    }
    .t2-bullet::before {
      content: ''; position: absolute;
      left: .8rem; top: 1.1rem;
      width: 6px; height: 6px; border-radius: 50%;
    }
    .t2-bullet.is-strength { background: rgba(42,107,71,.08); }
    .t2-bullet.is-strength::before { background: #2A6B47; }
    .t2-bullet.is-fix { background: rgba(182,68,44,.08); }
    .t2-bullet.is-fix::before { background: #B6442C; }

    /* Annotated essay */
    .t2-essay-block {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.2rem 1.4rem 1.4rem;
      margin: 1.4rem 0;
    }
    .t2-essay-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .8rem;
    }
    .t2-essay-h-hint {
      letter-spacing: .02em; text-transform: none;
      font-weight: 400;
      color: var(--ink-soft);
    }
    .t2-essay-body {
      font-family: var(--font-display, Georgia, serif);
      line-height: 1.75; font-size: 1rem; color: var(--ink);
    }
    .t2-essay-body p { margin: 0 0 .9rem; }
    .t2-essay-body p:last-child { margin-bottom: 0; }

    .t2-anno-mark {
      cursor: pointer; border-radius: 3px;
      padding: 1px 0;
    }
    .t2-anno-issue {
      background: rgba(182, 68, 44, .12);
      border-bottom: 1px dotted #B6442C;
    }
    .t2-anno-issue:hover, .t2-anno-issue.is-active {
      background: rgba(182, 68, 44, .25);
    }
    .t2-anno-praise {
      background: rgba(42, 107, 71, .12);
      border-bottom: 1px dotted #2A6B47;
    }
    .t2-anno-praise:hover, .t2-anno-praise.is-active {
      background: rgba(42, 107, 71, .25);
    }
    .t2-anno-num {
      font-family: var(--font-body, system-ui, sans-serif);
      font-size: .58rem; font-weight: 700;
      vertical-align: super; line-height: 1;
      padding: 2px 4px;
      border-radius: 999px; color: #fff;
      margin-left: 2px;
    }
    .t2-anno-issue .t2-anno-num { background: #B6442C; }
    .t2-anno-praise .t2-anno-num { background: #2A6B47; }

    /* Inline annotation popover (same UX as Rewrite). */
    .t2-anno-pop {
      margin: .9rem 0 1.1rem;
      border-radius: 10px;
      padding: .85rem 1rem .9rem;
      font-family: var(--font-body, system-ui, sans-serif);
      font-size: .88rem; line-height: 1.55;
      animation: rwAnnoPopIn .18s ease-out;
    }
    .t2-anno-pop-issue {
      background: rgba(182, 68, 44, .10);
      border-left: 3px solid #B6442C;
    }
    .t2-anno-pop-praise {
      background: rgba(42, 107, 71, .10);
      border-left: 3px solid #2A6B47;
    }
    .t2-anno-pop-h {
      display: flex; align-items: center; gap: .5rem;
      margin-bottom: .35rem;
    }
    .t2-anno-pop-num {
      display: inline-flex; align-items: center; justify-content: center;
      min-width: 18px; height: 18px;
      border-radius: 999px; padding: 0 5px;
      font-size: .65rem; font-weight: 700; color: #fff; line-height: 1;
    }
    .t2-anno-pop-issue .t2-anno-pop-num { background: #B6442C; }
    .t2-anno-pop-praise .t2-anno-pop-num { background: #2A6B47; }
    .t2-anno-pop-cat {
      flex: 1;
      font-size: .68rem; font-weight: 700; letter-spacing: .12em;
    }
    .t2-anno-pop-issue .t2-anno-pop-cat { color: #883722; }
    .t2-anno-pop-praise .t2-anno-pop-cat { color: #1f4f33; }
    .t2-anno-pop-x {
      background: none; border: none;
      font-size: 1.25rem; line-height: 1;
      color: var(--ink-mute); cursor: pointer;
      padding: 0 .25rem; border-radius: 4px;
    }
    .t2-anno-pop-x:hover { color: var(--ink); background: rgba(0,0,0,.05); }
    .t2-anno-pop-note { color: var(--ink); font-family: var(--font-body, system-ui, sans-serif); }

    /* Model rewrite block */
    .t2-model-block {
      background: rgba(42, 107, 71, .07);
      border: 1px solid rgba(42, 107, 71, .25);
      border-radius: 12px;
      padding: 1.1rem 1.3rem 1.3rem;
      margin: 1.4rem 0;
    }
    .t2-model-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      color: #1f4f33; font-weight: 700;
      margin-bottom: .7rem;
    }
    .t2-model-body {
      font-family: var(--font-display, Georgia, serif);
      line-height: 1.7; color: var(--ink);
    }

    /* Result actions */
    .t2-result-actions {
      display: flex; gap: .7rem; flex-wrap: wrap;
      margin-top: 1.5rem; padding-top: 1.4rem;
      border-top: 1px solid var(--line-soft);
    }
    .t2-action {
      display: inline-block;
      padding: .65rem 1.15rem;
      border: 1.5px solid var(--line);
      border-radius: 8px;
      background: var(--card, #fff);
      text-decoration: none; color: var(--ink);
      font-size: .9rem; font-weight: 600;
      transition: border-color .15s;
    }
    .t2-action:hover { border-color: var(--ink-mute); }
    .t2-action.is-primary {
      background: var(--ink); color: var(--card, #fff);
      border-color: var(--ink);
    }

    /* History view */
    .t2-history-list { list-style: none; padding: 0; margin: 1.4rem 0 0; }
    .t2-history-item { margin-bottom: .55rem; }
    .t2-history-row {
      display: flex; align-items: center; gap: 1.1rem;
      padding: .85rem 1.1rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
      text-decoration: none; color: inherit;
      transition: border-color .15s;
    }
    .t2-history-row:hover { border-color: var(--ink-mute); }
    .t2-history-band {
      flex-shrink: 0;
      width: 56px; height: 56px;
      background: var(--ink); color: var(--card, #fff);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.6rem; font-weight: 700;
    }
    .t2-history-mid { flex: 1; min-width: 0; }
    .t2-history-title {
      color: var(--ink); font-weight: 600;
      overflow: hidden; text-overflow: ellipsis;
      display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
      font-size: .95rem; line-height: 1.4;
    }
    .t2-history-meta { font-size: .78rem; color: var(--ink-mute); margin-top: .25rem; }
    .t2-history-arrow { color: var(--ink-mute); font-size: 1.3rem; }

    /* ─────────────────────────────────────────────────────────────────
       SENTENCE-UPGRADE GYM
       ───────────────────────────────────────────────────────────────── */

    /* Mixed-session featured card */
    .su-mixed-card {
      display: flex; align-items: center; justify-content: space-between;
      gap: 1.5rem;
      background: var(--ink); color: var(--card, #FFFDF4);
      border-radius: 14px;
      padding: 1.4rem 1.6rem;
      text-decoration: none;
      margin: 1.5rem 0;
      transition: transform .15s;
    }
    .su-mixed-card:hover { transform: translateY(-1px); }
    .su-mixed-l { flex: 1; min-width: 0; }
    .su-mixed-eyebrow {
      font-size: .65rem; letter-spacing: .14em; text-transform: uppercase;
      opacity: .55; font-weight: 700; margin-bottom: .35rem;
    }
    .su-mixed-h {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.55rem; font-weight: 700; margin-bottom: .35rem;
    }
    .su-mixed-p { font-size: .92rem; opacity: .8; line-height: 1.5; }
    .su-mixed-r { text-align: center; opacity: .9; }
    .su-mixed-count {
      font-family: var(--font-display, Georgia, serif);
      font-size: 2.4rem; font-weight: 700; line-height: 1;
    }
    .su-mixed-count-l {
      font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
      opacity: .65; margin-top: .35rem;
    }

    /* Category grid */
    .su-cat-grid {
      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1rem; margin-top: 1.2rem;
    }
    @media (max-width: 800px) { .su-cat-grid { grid-template-columns: 1fr; } }

    .su-cat-card {
      display: block;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.1rem 1.25rem 1.2rem;
      text-decoration: none; color: inherit;
      transition: border-color .15s, transform .15s;
    }
    .su-cat-card:hover { border-color: var(--ink-soft); transform: translateY(-1px); }
    .su-cat-card.is-disabled { opacity: .5; pointer-events: none; }

    .su-cat-h {
      display: flex; align-items: baseline; justify-content: space-between;
      gap: .8rem; margin-bottom: .4rem;
    }
    .su-cat-label {
      font-weight: 700; font-size: 1.05rem; color: var(--ink);
    }
    .su-cat-count {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.4rem; font-weight: 700; color: var(--ink-mute);
      line-height: 1;
    }
    .su-cat-desc {
      font-size: .87rem; color: var(--ink-soft); line-height: 1.5;
    }

    /* Item view */
    .su-h-meta {
      display: flex; align-items: center; gap: .9rem;
      margin-left: auto;
    }
    .su-h-cat {
      font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      padding: .25rem .55rem;
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line); border-radius: 999px;
    }
    .su-h-progress {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1rem; font-weight: 700; color: var(--ink);
    }

    .su-progress-track {
      height: 4px;
      background: var(--line-soft);
      border-radius: 999px;
      overflow: hidden;
      margin: 1rem 0 1.6rem;
    }
    .su-progress-bar {
      height: 100%;
      background: var(--ink);
      border-radius: 999px;
      transition: width .25s ease-out;
    }

    .su-prompt {
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      border-left: 3px solid #B6442C;
      border-radius: 10px;
      padding: 1.1rem 1.3rem 1.2rem;
      margin-bottom: 1.4rem;
    }
    .su-context {
      font-size: .78rem; color: var(--ink-mute);
      letter-spacing: .02em; font-style: italic;
      margin-bottom: .5rem;
    }
    .su-bad-label {
      font-size: .65rem; letter-spacing: .14em; text-transform: uppercase;
      color: #883722; font-weight: 700;
      margin-bottom: .35rem;
    }
    .su-bad {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.15rem; line-height: 1.55; color: var(--ink);
    }

    .su-q {
      font-size: .85rem; font-weight: 600;
      color: var(--ink-soft);
      margin-bottom: .8rem;
    }
    .su-choices {
      display: grid;
      gap: .65rem;
    }
    .su-choice {
      display: flex; align-items: flex-start; gap: .85rem;
      padding: .9rem 1.1rem;
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 10px;
      text-align: left;
      cursor: pointer;
      font-family: inherit;
      font-size: .96rem; line-height: 1.55;
      color: var(--ink);
      transition: border-color .12s, background .12s;
    }
    .su-choice:hover:not(:disabled) {
      border-color: var(--ink-mute);
      background: var(--bg-tint, #FFFDF4);
    }
    .su-choice:disabled { cursor: default; opacity: .85; }
    .su-choice-letter {
      flex-shrink: 0;
      width: 26px; height: 26px;
      border-radius: 50%;
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      display: flex; align-items: center; justify-content: center;
      font-size: .78rem; font-weight: 700;
      color: var(--ink-mute);
      margin-top: 1px;
    }
    .su-choice-text {
      flex: 1;
      font-family: var(--font-display, Georgia, serif);
    }
    .su-choice.is-correct {
      border-color: #2A6B47;
      background: rgba(42,107,71,.08);
    }
    .su-choice.is-correct .su-choice-letter {
      background: #2A6B47; color: #fff; border-color: #2A6B47;
    }
    .su-choice.is-wrong {
      border-color: #B6442C;
      background: rgba(182,68,44,.08);
    }
    .su-choice.is-wrong .su-choice-letter {
      background: #B6442C; color: #fff; border-color: #B6442C;
    }

    /* Feedback panel */
    .su-feedback {
      margin-top: 1.4rem;
      padding: 1.2rem 1.4rem;
      border-radius: 12px;
      border: 1px solid var(--line);
      background: var(--card, #fff);
      animation: rwAnnoPopIn .2s ease-out;
    }
    .su-fb-h {
      display: flex; align-items: center; gap: .8rem;
      margin-bottom: .65rem;
    }
    .su-fb-icon {
      display: inline-flex; align-items: center; justify-content: center;
      width: 32px; height: 32px;
      border-radius: 50%;
      font-size: 1.05rem; font-weight: 700;
      color: #fff; line-height: 1;
    }
    .su-fb-h.is-correct .su-fb-icon { background: #2A6B47; }
    .su-fb-h.is-wrong   .su-fb-icon { background: #B6442C; }
    .su-fb-verdict {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.2rem; font-weight: 700;
    }
    .su-fb-h.is-correct .su-fb-verdict { color: #1f4f33; }
    .su-fb-h.is-wrong   .su-fb-verdict { color: #883722; }
    .su-next-btn {
      margin-left: auto;
      background: var(--ink); color: var(--card, #fff);
      border: none; border-radius: 8px;
      padding: .6rem 1.15rem;
      font-size: .9rem; font-weight: 700;
      cursor: pointer;
    }
    .su-next-btn:hover { transform: translateY(-1px); }
    .su-fb-explain {
      color: var(--ink); font-size: .92rem;
      line-height: 1.6;
      padding-left: 0;
    }

    /* Summary */
    .su-summary-hero {
      display: flex; align-items: center; gap: 1.8rem;
      padding: 2rem 2.2rem;
      border-radius: 16px;
      margin: 1.4rem 0 1.8rem;
      background: var(--ink); color: var(--card, #FFFDF4);
    }
    .su-summary-hero.is-elite { background: #1f4f33; }
    .su-summary-hero.is-good  { background: #2A6B47; }
    .su-summary-hero.is-mid   { background: var(--ink); }
    .su-summary-hero.is-weak  { background: #883722; }

    .su-summary-score { text-align: center; flex-shrink: 0; }
    .su-summary-num {
      font-family: var(--font-display, Georgia, serif);
      font-size: 4rem; font-weight: 700; line-height: 1;
    }
    .su-summary-of {
      font-size: 1.5rem; font-weight: 400; opacity: .55; margin-left: .15rem;
    }
    .su-summary-pct {
      font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
      opacity: .75; margin-top: .55rem;
    }
    .su-summary-msg {
      flex: 1;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.15rem;
      line-height: 1.5;
    }

    .su-summary-section { margin: 1.6rem 0; }
    .su-misses { list-style: none; padding: 0; margin: .6rem 0 0; }
    .su-miss {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: 1rem 1.2rem 1.1rem;
      margin-bottom: .7rem;
    }
    .su-miss-tag {
      display: inline-block;
      font-size: .6rem; letter-spacing: .12em; text-transform: uppercase;
      font-weight: 700;
      padding: .15rem .45rem;
      background: var(--line-soft); color: var(--ink-mute);
      border-radius: 4px;
      margin-right: .4rem;
      vertical-align: middle;
    }
    .su-miss-tag.is-wrong   { background: rgba(182,68,44,.18); color: #883722; }
    .su-miss-tag.is-correct { background: rgba(42,107,71,.18); color: #1f4f33; }
    .su-miss-bad {
      font-family: var(--font-display, Georgia, serif);
      font-size: .98rem; line-height: 1.5;
      color: var(--ink-soft);
      margin-bottom: .65rem;
    }
    .su-miss-row {
      display: grid; grid-template-columns: 1fr 1fr; gap: .65rem;
      margin: .55rem 0 .6rem;
    }
    @media (max-width: 700px) { .su-miss-row { grid-template-columns: 1fr; } }
    .su-miss-yours, .su-miss-correct {
      font-family: var(--font-display, Georgia, serif);
      font-size: .94rem; line-height: 1.5;
      padding: .55rem .8rem;
      border-radius: 8px;
    }
    .su-miss-yours   { background: rgba(182,68,44,.07); }
    .su-miss-correct { background: rgba(42,107,71,.07); }
    .su-miss-why {
      font-size: .85rem; color: var(--ink-soft);
      line-height: 1.55;
      margin-top: .4rem;
    }
    .su-summary-actions {
      display: flex; gap: .7rem; flex-wrap: wrap;
      margin-top: 1.5rem; padding-top: 1.4rem;
      border-top: 1px solid var(--line-soft);
    }

    /* ─────────────────────────────────────────────────────────────────
       SPEAKING — 3-Part Exam Mirror + Connector Drill
       ───────────────────────────────────────────────────────────────── */

    /* List header (with My Recordings link on the right) */
    .sp-list-h {
      display: flex; align-items: flex-start; justify-content: space-between;
      gap: 1.5rem; flex-wrap: wrap;
    }
    .sp-list-h-l { flex: 1; min-width: 0; }
    .sp-list-h-r { display: flex; align-items: center; }
    .sp-history-link {
      display: inline-block;
      padding: .55rem .95rem;
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 10px;
      text-decoration: none;
      color: var(--ink); font-weight: 600;
      font-size: .88rem;
      transition: border-color .15s;
    }
    .sp-history-link:hover { border-color: var(--ink-mute); }

    .sp-mic-note {
      margin-top: .9rem;
      font-size: .82rem; color: var(--ink-soft);
      padding: .55rem .85rem;
      background: var(--bg-tint, #FFFDF4);
      border: 1px dashed var(--line);
      border-radius: 8px;
      display: inline-block;
    }
    .sp-cluster-grid {
      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1rem; margin-top: 1.4rem;
    }
    @media (max-width: 800px) { .sp-cluster-grid { grid-template-columns: 1fr; } }
    .sp-cluster-card {
      display: block;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.1rem 1.3rem 1.2rem;
      text-decoration: none; color: inherit;
      transition: border-color .15s, transform .15s;
    }
    .sp-cluster-card:hover { border-color: var(--ink-soft); transform: translateY(-1px); }
    .sp-cluster-theme {
      font-size: .65rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .35rem;
    }
    .sp-cluster-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.18rem; font-weight: 700; color: var(--ink);
      margin-bottom: .8rem;
    }
    .sp-cluster-meta {
      display: flex; gap: 1rem; flex-wrap: wrap;
      font-size: .82rem; color: var(--ink-soft);
    }
    .sp-cluster-meta-i { display: inline-flex; align-items: baseline; gap: .35rem; }
    .sp-cluster-meta-n { font-weight: 700; color: var(--ink); }

    /* Run page */
    .sp-h-step {
      margin-left: auto;
      font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
      font-weight: 700; color: var(--ink-mute);
      padding: .3rem .65rem;
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      border-radius: 999px;
    }

    .sp-intro-card {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.8rem 2rem 1.9rem;
      margin: 1.5rem 0;
    }
    .sp-intro-eyebrow {
      font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
    }
    .sp-intro-h {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.7rem; font-weight: 700; color: var(--ink);
      margin: .5rem 0 1rem;
    }
    .sp-intro-list {
      margin: 0 0 1.4rem; padding-left: 1.2rem;
      color: var(--ink); line-height: 1.7;
    }
    .sp-intro-list li { margin-bottom: .5rem; }

    .sp-start-btn {
      background: var(--ink); color: var(--card, #fff);
      border: none; border-radius: 10px;
      padding: .85rem 1.6rem;
      font-size: .95rem; font-weight: 700;
      cursor: pointer;
      transition: transform .1s;
    }
    .sp-start-btn:hover { transform: translateY(-1px); }

    .sp-q-card {
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      border-left: 3px solid var(--ink);
      border-radius: 10px;
      padding: 1.2rem 1.4rem 1.3rem;
      margin: 1.4rem 0;
    }
    .sp-q-label {
      font-size: .65rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .5rem;
    }
    .sp-q-text {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.25rem; line-height: 1.5; color: var(--ink);
      margin-bottom: .65rem;
    }
    .sp-q-note {
      font-size: .85rem; color: var(--ink-soft);
      font-style: italic;
    }

    /* Cue card */
    .sp-cuecard {
      background: var(--card, #fff);
      border: 2px solid var(--ink);
      border-radius: 12px;
      padding: 1.4rem 1.6rem 1.6rem;
      margin: 1.4rem 0;
    }
    .sp-cuecard-h {
      font-size: .68rem; letter-spacing: .18em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .6rem;
    }
    .sp-cuecard-prompt {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.3rem; line-height: 1.5; color: var(--ink);
      font-weight: 600;
      margin-bottom: 1rem;
    }
    .sp-cuecard-bullets-h {
      font-size: .82rem; color: var(--ink-soft);
      font-style: italic; margin-bottom: .35rem;
    }
    .sp-cuecard-bullets {
      margin: 0; padding-left: 1.2rem;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1rem; line-height: 1.6; color: var(--ink);
    }
    .sp-cuecard-bullets li { margin-bottom: .25rem; }
    .sp-cuecard-compact { padding: 1rem 1.3rem 1.1rem; }
    .sp-cuecard-compact .sp-cuecard-prompt { font-size: 1.1rem; margin-bottom: .65rem; }

    /* Prep timer */
    .sp-prep-bar {
      display: flex; align-items: center; gap: 1.2rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.1rem 1.4rem;
      flex-wrap: wrap;
    }
    .sp-prep-timer {
      font-family: var(--font-display, Georgia, serif);
      font-size: 2.6rem; font-weight: 700;
      color: var(--ink); line-height: 1;
      min-width: 100px;
    }
    .sp-prep-label {
      flex: 1; min-width: 200px;
      font-size: .92rem; color: var(--ink-soft);
    }

    /* Live recording status (continuous-mode 3-part) */
    .sp-rec-status {
      display: flex; align-items: center; gap: .65rem;
      padding: .55rem .9rem;
      background: rgba(182, 68, 44, .08);
      border: 1px solid rgba(182, 68, 44, .25);
      border-radius: 999px;
      width: max-content;
      max-width: 100%;
      margin: 1rem 0;
      font-size: .85rem;
    }
    .sp-rec-status-dot {
      width: 9px; height: 9px;
      border-radius: 50%; background: #B6442C;
      animation: spRecPulse 1.1s ease-in-out infinite;
    }
    .sp-rec-status-l {
      font-weight: 700; color: #883722;
      letter-spacing: .04em; text-transform: uppercase;
      font-size: .72rem;
    }
    .sp-rec-status-t {
      font-family: var(--font-display, Georgia, serif);
      font-weight: 700; color: var(--ink);
      font-size: 1rem;
    }
    .sp-rec-status-part {
      display: inline-flex; align-items: center; gap: .35rem;
      margin-left: .8rem; padding-left: .8rem;
      border-left: 1px solid rgba(182, 68, 44, .3);
    }
    .sp-rec-status-part-l {
      font-size: .68rem; letter-spacing: .08em; text-transform: uppercase;
      font-weight: 700; color: var(--ink-mute);
    }
    .sp-rec-status-part-t {
      font-family: var(--font-display, Georgia, serif);
      font-weight: 700; color: var(--ink);
      font-size: 1rem;
    }

    /* Playback (done page) */
    .sp-pb {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 1.4rem 1.5rem 1.5rem;
      margin: 1.4rem 0;
    }
    .sp-pb-banner {
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line);
      border-left: 3px solid var(--ink);
      border-radius: 10px;
      padding: 1rem 1.2rem 1.1rem;
      margin-bottom: 1rem;
      min-height: 80px;
      transition: border-left-color .25s;
    }
    .sp-pb-label {
      font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
      margin-bottom: .4rem;
    }
    .sp-pb-text {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.1rem; line-height: 1.5; color: var(--ink);
    }
    .sp-pb-audio {
      width: 100%;
      height: 44px;
    }
    .sp-pb-jump {
      display: flex; flex-wrap: wrap; gap: .4rem;
      margin-top: 1rem;
    }
    .sp-pb-chip {
      display: inline-flex; align-items: baseline; gap: .5rem;
      padding: .4rem .75rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 999px;
      font-family: inherit;
      font-size: .78rem;
      cursor: pointer;
      color: var(--ink-soft);
      transition: border-color .15s, color .15s;
    }
    .sp-pb-chip:hover { border-color: var(--ink-mute); color: var(--ink); }
    .sp-pb-chip.is-active {
      background: var(--ink); color: var(--card, #fff);
      border-color: var(--ink);
    }
    .sp-pb-chip-t {
      font-family: var(--font-display, Georgia, serif);
      font-weight: 700;
    }
    .sp-pb-chip-l { letter-spacing: .02em; }

    .sp-pb-foot {
      display: flex; align-items: center; justify-content: space-between;
      gap: 1rem; flex-wrap: wrap;
      margin-top: 1rem; padding-top: .9rem;
      border-top: 1px solid var(--line-soft);
    }
    .sp-pb-actions {
      display: flex; gap: .5rem; flex-wrap: wrap;
    }
    .sp-pb-action {
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .55rem 1rem;
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 8px;
      text-decoration: none;
      color: var(--ink); font-weight: 600;
      font-size: .85rem;
      cursor: pointer; font-family: inherit;
      transition: border-color .15s, background .15s;
    }
    .sp-pb-action:hover { border-color: var(--ink-mute); background: var(--bg-tint, #FFFDF4); }
    .sp-pb-action.is-danger { border-color: rgba(182,68,44,.35); color: #883722; }
    .sp-pb-action.is-danger:hover { background: rgba(182,68,44,.08); }
    .sp-pb-warn {
      font-size: .78rem; color: var(--ink-mute);
      font-style: italic;
    }

    /* History page (saved recordings) */
    .sp-history-note {
      font-size: .85rem; color: var(--ink-soft);
      margin: 1rem 0 1.2rem;
    }
    .sp-history-list {
      list-style: none; padding: 0; margin: 0;
    }
    .sp-history-item {
      display: flex; align-items: center; gap: .55rem;
      margin-bottom: .55rem;
    }
    .sp-history-row {
      flex: 1;
      display: flex; align-items: center; gap: 1rem;
      padding: .85rem 1.1rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 10px;
      text-decoration: none; color: inherit;
      transition: border-color .15s;
      min-width: 0;
    }
    .sp-history-row:hover { border-color: var(--ink-mute); }
    .sp-history-icon {
      flex-shrink: 0;
      width: 42px; height: 42px;
      border-radius: 50%;
      background: var(--ink); color: var(--card, #fff);
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem; padding-left: 3px;
    }
    .sp-history-mid { flex: 1; min-width: 0; }
    .sp-history-title {
      font-weight: 600; color: var(--ink);
      font-size: .98rem; line-height: 1.4;
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .sp-history-meta {
      font-size: .78rem; color: var(--ink-mute);
      margin-top: .2rem;
    }
    .sp-history-actions {
      display: flex; gap: .35rem;
    }
    .sp-history-btn {
      width: 36px; height: 36px;
      border-radius: 8px;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      cursor: pointer;
      font-size: 1rem; color: var(--ink-soft);
      transition: border-color .15s, color .15s;
    }
    .sp-history-btn:hover { border-color: var(--ink-mute); color: var(--ink); }
    .sp-history-btn.is-danger:hover { color: #B6442C; border-color: #B6442C; }

    /* ─────────────────────────────────────────────────────────────────
       PROFILE — Practice dashboard widgets
       ───────────────────────────────────────────────────────────────── */
    .profile-practice-slot { margin: 1.4rem 0 .5rem; }
    .profile-practice-loading {
      padding: 1rem 1.2rem;
      color: var(--ink-mute);
      font-size: .9rem;
      font-style: italic;
    }
    .profile-practice-h { margin-bottom: .9rem; }
    .profile-practice-eyebrow {
      font-size: .65rem; letter-spacing: .14em; text-transform: uppercase;
      color: var(--ink-mute); font-weight: 700;
    }
    .profile-practice-title {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.45rem; font-weight: 700;
      color: var(--ink);
      margin: .25rem 0 0;
    }
    .profile-practice-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1rem;
    }
    @media (max-width: 800px) { .profile-practice-grid { grid-template-columns: 1fr; } }

    .profile-practice-card {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.1rem 1.25rem 1.2rem;
    }
    .profile-practice-card.pp-card-empty { background: var(--bg-tint, #FFFDF4); }
    .pp-card-h {
      font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink); font-weight: 700;
      margin-bottom: .8rem;
      display: flex; align-items: baseline; justify-content: space-between;
      gap: .8rem;
    }
    .pp-card-h-meta {
      letter-spacing: .02em; text-transform: none;
      font-size: .8rem; font-weight: 400;
      color: var(--ink-mute);
    }
    .pp-card-foot {
      margin-top: .9rem; padding-top: .7rem;
      border-top: 1px solid var(--line-soft);
      font-size: .85rem;
    }
    .pp-card-foot a { color: var(--ink-soft); text-decoration: none; font-weight: 600; }
    .pp-card-foot a:hover { color: var(--ink); }
    .pp-empty-msg { color: var(--ink-soft); font-size: .9rem; line-height: 1.5; }

    /* AI quota card */
    .pp-q-rows { display: flex; flex-direction: column; gap: .55rem; }
    .pp-q-row {
      display: grid;
      grid-template-columns: 1fr auto auto;
      gap: .7rem; align-items: center;
    }
    .pp-q-row.is-soon { opacity: .6; }
    .pp-q-label {
      font-size: .9rem; color: var(--ink); font-weight: 500;
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .pp-q-bar {
      width: 22px; height: 22px;
      display: flex; align-items: center; justify-content: center;
    }
    .pp-q-dot {
      width: 14px; height: 14px;
      border-radius: 50%;
      border: 2px solid var(--ink);
      background: transparent;
    }
    .pp-q-dot.is-on { background: var(--ink); }
    .pp-q-state {
      font-size: .78rem; font-weight: 600;
      color: var(--ink-soft);
    }
    .pp-q-state.is-out { color: #B6442C; }
    .pp-q-soon {
      font-size: .65rem; letter-spacing: .1em; font-weight: 700;
      color: var(--ink-mute);
      padding: .2rem .5rem;
      background: var(--bg-tint, #FFFDF4);
      border: 1px solid var(--line); border-radius: 999px;
    }
    .pp-q-foot {
      margin-top: .8rem; font-size: .78rem;
      color: var(--ink-mute); font-style: italic;
    }

    /* Trend card */
    .pp-trend-row {
      display: flex; align-items: center; gap: .35rem;
      flex-wrap: wrap;
      margin-bottom: .8rem;
    }
    .pp-band-pill {
      width: 42px; height: 42px;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display, Georgia, serif);
      font-size: 1rem; font-weight: 700;
      color: var(--ink);
      border: 2px solid var(--line);
      background: var(--card, #fff);
    }
    .pp-band-pill.is-high { background: #2A6B47; color: #fff; border-color: #2A6B47; }
    .pp-band-pill.is-mid  { background: var(--ink); color: #fff; border-color: var(--ink); }
    .pp-band-pill.is-low  { background: rgba(182,68,44,.15); color: #883722; border-color: rgba(182,68,44,.4); }
    .pp-band-pill.is-empty { color: var(--ink-mute); }
    .pp-band-pill[data-latest="1"] {
      box-shadow: 0 0 0 3px rgba(20,18,14,.08);
    }
    .pp-band-arrow { color: var(--ink-mute); font-size: .9rem; }
    .pp-trend-latest {
      margin-top: .55rem;
      font-size: .85rem; line-height: 1.45;
      color: var(--ink-soft);
    }
    .pp-trend-link { color: inherit; text-decoration: none; }
    .pp-trend-link:hover { color: var(--ink); }
    .pp-trend-latest-l { font-weight: 600; color: var(--ink); }

    /* Speaking card */
    .pp-speak-num {
      font-family: var(--font-display, Georgia, serif);
      font-size: 3rem; font-weight: 700; color: var(--ink);
      line-height: 1;
    }
    .pp-speak-l {
      font-size: .85rem; color: var(--ink-soft);
      margin-top: .3rem;
    }

    /* Sentence-Upgrade card */
    .pp-su-rows { display: flex; flex-direction: column; gap: .45rem; }
    .pp-su-row {
      display: grid;
      grid-template-columns: 110px 1fr 38px;
      gap: .65rem; align-items: center;
    }
    .pp-su-label {
      font-size: .82rem; color: var(--ink);
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .pp-su-track {
      height: 8px; border-radius: 999px;
      background: var(--line-soft);
      overflow: hidden;
    }
    .pp-su-fill {
      height: 100%; border-radius: 999px;
      background: var(--ink-mute);
      transition: width .3s ease-out;
    }
    .pp-su-track.is-high .pp-su-fill { background: #2A6B47; }
    .pp-su-track.is-mid  .pp-su-fill { background: var(--ink); }
    .pp-su-track.is-low  .pp-su-fill { background: #B6442C; }
    .pp-su-track.is-none .pp-su-fill { background: transparent; }
    .pp-su-pct {
      font-size: .8rem; font-weight: 600;
      color: var(--ink); text-align: right;
    }
    .pp-su-nudge {
      color: var(--ink); font-weight: 600;
      text-decoration: none;
      font-size: .85rem;
    }
    .pp-su-nudge:hover { text-decoration: underline; }

    /* Per-cue-card recorder (connector drill) */
    .sp-rec {
      background: var(--card, #fff);
      border: 1.5px solid var(--line);
      border-radius: 12px;
      padding: 1.2rem 1.4rem 1.3rem;
      margin: 1.4rem 0;
    }
    .sp-rec-controls {
      display: flex; align-items: center; gap: 1.1rem;
    }
    .sp-rec-btn {
      display: inline-flex; align-items: center; gap: .65rem;
      padding: .7rem 1.3rem;
      background: var(--ink); color: var(--card, #fff);
      border: none; border-radius: 999px;
      font-size: .92rem; font-weight: 700;
      cursor: pointer;
      transition: transform .1s;
    }
    .sp-rec-btn:hover { transform: translateY(-1px); }
    .sp-rec-dot {
      display: inline-block;
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--card, #fff);
      transition: background .2s;
    }
    .sp-rec-btn.is-recording { background: #B6442C; }
    .sp-rec-btn.is-recording .sp-rec-dot {
      background: #fff;
      animation: spRecPulse 1s ease-in-out infinite;
    }
    @keyframes spRecPulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50%      { opacity: .55; transform: scale(.85); }
    }
    .sp-rec-time {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.55rem; font-weight: 700; color: var(--ink);
      min-width: 70px;
    }
    .sp-rec-hint {
      margin-top: .8rem;
      font-size: .85rem; color: var(--ink-soft);
    }
    .sp-rec-playback {
      margin-top: 1rem;
      display: flex; align-items: center; gap: .9rem;
      flex-wrap: wrap;
    }
    .sp-rec-audio { flex: 1; min-width: 220px; height: 40px; }
    .sp-rec-dl {
      font-size: .85rem; color: var(--ink-soft);
      text-decoration: underline;
      padding: .35rem .55rem;
    }
    .sp-rec-dl:hover { color: var(--ink); }

    .sp-step-actions {
      display: flex; gap: .65rem; flex-wrap: wrap;
      margin-top: 1.2rem;
    }

    /* Done page */
    .sp-done-card {
      background: var(--ink); color: var(--card, #FFFDF4);
      border-radius: 16px;
      padding: 2rem 2.2rem;
      text-align: center;
      margin: 1.5rem 0;
    }
    .sp-done-icon {
      display: inline-flex; align-items: center; justify-content: center;
      width: 56px; height: 56px;
      border-radius: 50%;
      background: rgba(255,255,255,.12);
      font-size: 1.6rem; font-weight: 700;
      margin-bottom: .8rem;
    }
    .sp-done-h {
      font-family: var(--font-display, Georgia, serif);
      font-size: 1.7rem; font-weight: 700;
      margin-bottom: .55rem;
    }
    .sp-done-p {
      font-size: .98rem; opacity: .8;
      max-width: 520px; margin: 0 auto;
    }

    .sp-checklist { margin: 1.6rem 0; }
    .sp-cl-group { margin-bottom: 1.4rem; }
    .sp-cl-group-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      font-weight: 700; color: var(--ink);
      margin-bottom: .5rem;
      padding-bottom: .3rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .sp-cl-item {
      display: flex; align-items: flex-start; gap: .8rem;
      padding: .55rem .25rem;
      cursor: pointer;
      transition: background .15s;
      border-radius: 6px;
    }
    .sp-cl-item:hover { background: var(--bg-tint, #FFFDF4); }
    .sp-cl-cb {
      margin-top: .25rem;
      width: 16px; height: 16px;
      accent-color: #2A6B47;
      cursor: pointer;
    }
    .sp-cl-text {
      flex: 1; color: var(--ink);
      font-size: .92rem; line-height: 1.5;
    }
    .sp-cl-cb:checked + .sp-cl-text { color: var(--ink-mute); text-decoration: line-through; }

    .sp-done-actions {
      display: flex; gap: .65rem; flex-wrap: wrap;
      margin-top: 1.5rem;
    }

    /* Connector drill specifics */
    .cn-conn-card {
      background: rgba(42,107,71,.06);
      border: 1px solid rgba(42,107,71,.25);
      border-radius: 12px;
      padding: 1.2rem 1.4rem 1.3rem;
      margin: 1.4rem 0;
    }
    .cn-conn-h {
      font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
      color: #1f4f33; font-weight: 700;
      margin-bottom: .8rem;
    }
    .cn-conn-grid {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
      gap: .55rem;
    }
    .cn-conn-item {
      display: flex; align-items: center; gap: .55rem;
      cursor: pointer;
      padding: .55rem;
      border-radius: 8px;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      transition: border-color .15s;
    }
    .cn-conn-item:hover { border-color: #2A6B47; }
    .cn-conn-cb { accent-color: #2A6B47; cursor: pointer; }
    .cn-conn-pill {
      display: inline-block;
      padding: .15rem .55rem;
      background: #1f4f33; color: #fff;
      border-radius: 999px;
      font-size: .78rem; font-weight: 600;
      letter-spacing: .01em;
    }
    .cn-conn-pill-lg {
      padding: .3rem .75rem; font-size: .9rem;
      font-family: var(--font-display, Georgia, serif);
      font-weight: 700;
      transition: transform .25s, box-shadow .25s, background .15s;
    }
    .cn-conn-pill.is-detected {
      background: #2c8a4a;
      box-shadow: 0 0 0 3px rgba(44,138,74,.18);
    }
    .cn-conn-pill.is-pulse {
      animation: cnPulse .5s cubic-bezier(.2,.8,.3,1);
    }
    @keyframes cnPulse {
      0%   { transform: scale(1); }
      50%  { transform: scale(1.12); }
      100% { transform: scale(1); }
    }

    /* Live transcript card (Web Speech API) */
    .cn-transcript-card {
      margin: 1.2rem 0 .4rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: .9rem 1.05rem 1rem;
    }
    .cn-transcript-h {
      display: flex; align-items: center; justify-content: space-between;
      gap: .8rem;
      margin-bottom: .6rem;
      font-family: var(--font-display);
      font-size: .82rem; font-weight: 700;
      letter-spacing: .12em; text-transform: uppercase;
      color: var(--ink-soft);
    }
    .cn-transcript-toggle {
      padding: .35rem .8rem;
      background: var(--ink); color: var(--bg, #FAF6EA);
      border: 1px solid var(--ink);
      border-radius: 999px;
      font-family: var(--font-body);
      font-size: .78rem; font-weight: 700;
      letter-spacing: 0; text-transform: none;
      cursor: pointer;
      transition: background .12s, border-color .12s;
    }
    .cn-transcript-toggle.is-on {
      background: #B0432B; border-color: #B0432B;
    }
    .cn-transcript-toggle:hover { opacity: .9; }
    .cn-transcript-body {
      max-height: 180px;
      overflow-y: auto;
      color: var(--ink);
      font-size: .95rem; line-height: 1.65;
      font-family: var(--font-body);
      padding: .25rem 0;
    }
    .cn-transcript-body[data-empty="1"] {
      color: var(--ink-soft);
      font-style: italic;
      font-size: .88rem;
    }
    .cn-transcript-interim {
      color: var(--ink-mute);
      font-style: italic;
    }
    .cn-transcript-listening {
      color: var(--accent-warm);
      font-style: italic;
      font-weight: 600;
    }
    .cn-conn-strip {
      display: flex; flex-wrap: wrap; gap: .35rem;
      margin-top: .4rem;
    }
    .cn-conn-note {
      margin-top: .85rem;
      font-size: .82rem; color: var(--ink-soft);
      font-style: italic;
    }

    .cn-score {
      background: var(--ink); color: var(--card, #FFFDF4);
      border-radius: 14px;
      padding: 1.6rem 1.8rem;
      margin-top: 1.4rem;
      text-align: center;
    }
    .cn-score-num {
      font-family: var(--font-display, Georgia, serif);
      font-size: 3.5rem; font-weight: 700; line-height: 1;
    }
    .cn-score-msg {
      margin-top: .55rem;
      font-size: 1rem; opacity: .85;
      max-width: 480px; margin-left: auto; margin-right: auto;
    }

    /* ─────────────────────────────────────────────────────────────────
       Editor pen affordances on Practice list pages — only render for
       users with edit access (course editor / teacher / god). The
       student view stays clean for non-editors.
       ───────────────────────────────────────────────────────────────── */
    .practice-h1-row {
      display: flex; align-items: center; justify-content: space-between;
      gap: 1rem; flex-wrap: wrap;
    }
    .bundle-edit-link {
      display: inline-flex; align-items: center; gap: .4rem;
      padding: .45rem .8rem;
      border: 1.5px solid var(--line);
      border-radius: 999px;
      font-size: .8rem; font-weight: 600;
      color: var(--ink-soft);
      text-decoration: none;
      background: var(--bg-tint);
      transition: border-color .15s, color .15s;
    }
    .bundle-edit-link:hover {
      border-color: var(--ink-mute);
      color: var(--ink);
    }

    /* Inline pen on individual cards — overlays the top-right corner. */
    .t2-card-wrap, .me-card-wrap {
      position: relative;
    }
    .t2-card-wrap .t2-card { display: block; }
    .bundle-edit-pen {
      position: absolute;
      top: .55rem; right: .55rem;
      width: 26px; height: 26px;
      display: inline-flex; align-items: center; justify-content: center;
      border-radius: 50%;
      background: var(--bg-tint);
      border: 1px solid var(--line);
      color: var(--ink-mute);
      text-decoration: none;
      opacity: .7;
      transition: opacity .15s, color .15s, border-color .15s;
    }
    .bundle-edit-pen:hover {
      opacity: 1;
      color: var(--ink);
      border-color: var(--ink-mute);
    }

    /* ─────────────────────────────────────────────────────────────────
       INBOX — full redesign (v3)
       Newspaper-style hero with envelope illustration. Stacked card list
       with avatar circles, large readable subject + sender + when meta,
       coloured "NEW" badge for unread, and a "from" treatment that gives
       the page real personality.
       ───────────────────────────────────────────────────────────────── */
    /* INBOX LAYOUT — header pinned, list scrolls.
       .stub-body is the flex column. .inbox-page uses display:contents
       so its children (.inbox-pin + .inbox-scroll) become direct flex
       children of .stub-body. Pin is fixed-height (flex:0); scroll
       fills the remainder (flex:1) and is the ONLY thing that scrolls. */
    body.is-inbox .stub-body {
      display: flex !important;
      flex-direction: column !important;
      padding: 0 !important;
      align-items: stretch !important;
      justify-content: flex-start !important;
      overflow: hidden !important;
    }
    body.is-inbox .inbox-page {
      display: contents;     /* lets pin + scroll be flex children of stub-body */
    }
    body.is-inbox .inbox-pin {
      flex: 0 0 auto;
      background: var(--bg);
      border-bottom: 1px solid var(--line);
      box-sizing: border-box;
      padding: 1.4rem 1.6rem 1.2rem;
    }
    body.is-inbox .inbox-pin > * {
      max-width: 880px;
      margin-left: auto;
      margin-right: auto;
    }
    body.is-inbox .inbox-scroll {
      flex: 1 1 auto;
      min-height: 0;
      overflow-y: auto !important;
      box-sizing: border-box;
      padding: 1.4rem 1.6rem 3rem;
      font-family: var(--font-body);
    }
    body.is-inbox .inbox-scroll > * {
      max-width: 880px;
      margin-left: auto;
      margin-right: auto;
    }
    /* Default (non-inbox) .inbox-page padding still used by transient
       loading/empty states that haven't been wrapped in pin+scroll. */
    .inbox-page {
      max-width: 880px;
      margin: 0 auto;
      padding: 0 1.6rem 3rem;
      font-family: var(--font-body);
    }
    .inbox-loading {
      padding: 2rem 0;
      color: var(--ink-mute);
      font-style: italic;
      text-align: center;
    }

    /* Tabs (Inbox / Sent) — visible only to senders */
    .inbox-pin > .inbox-tabs { margin-bottom: 1.4rem; }
    .inbox-pin > .inbox-h    { margin-bottom: 0; }
    .inbox-tabs {
      display: flex;
      gap: .35rem;
      border-bottom: 1px solid var(--line);
      padding-bottom: 0;
    }
    .inbox-tab {
      position: relative;
      padding: .8rem 1.1rem .85rem;
      font-family: var(--font-body);
      font-size: .92rem; font-weight: 600;
      color: var(--ink-mute);
      text-decoration: none;
      letter-spacing: .005em;
      transition: color .12s;
    }
    .inbox-tab:hover { color: var(--ink-soft); }
    .inbox-tab.is-active { color: var(--ink); }
    .inbox-tab.is-active::after {
      content: '';
      position: absolute;
      left: .5rem; right: .5rem; bottom: -1px;
      height: 2px;
      background: var(--accent-warm);
      border-radius: 2px 2px 0 0;
    }

    /* Sent-row "delivered" pill + Support open/done pill */
    .inbox-row-pill {
      display: inline-block;
      padding: .15rem .55rem;
      background: var(--bg-tint);
      border: 1px solid var(--line);
      color: var(--ink-soft);
      border-radius: 999px;
      font-size: .65rem; font-weight: 700;
      text-transform: uppercase;
      letter-spacing: .12em;
      margin-left: .4rem;
      vertical-align: 1px;
    }
    .inbox-row-pill.is-open {
      background: rgba(214,118,89,.12);
      border-color: rgba(214,118,89,.4);
      color: var(--accent-warm);
    }
    .inbox-row-pill.is-done {
      background: rgba(92,138,106,.12);
      border-color: rgba(92,138,106,.35);
      color: #3F6B4E;
    }

    /* Hero — generous, branded, illustrated */
    .inbox-h {
      position: relative;
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 1.5rem;
      padding: 2rem 2.2rem;
      margin-bottom: 1.6rem;
      background:
        radial-gradient(ellipse 600px 200px at 100% 100%, rgba(214,118,89,.10), transparent 60%),
        radial-gradient(ellipse 400px 150px at 0% 0%, rgba(184,146,58,.08), transparent 60%),
        var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 18px;
      overflow: hidden;
    }
    .inbox-h::after {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0; height: 4px;
      background: linear-gradient(90deg, var(--accent-warm) 0%, var(--gold) 50%, var(--accent-blue) 100%);
    }
    .inbox-h-detail {
      grid-template-columns: 1fr;
      padding: .9rem 0 1.4rem;
      background: transparent;
      border: none;
      border-radius: 0;
      margin-bottom: 0;
    }
    .inbox-h-detail::after { display: none; }

    .inbox-h-l {
      display: flex; align-items: center; gap: 1.4rem;
      min-width: 0;
    }
    .inbox-h-icon {
      flex-shrink: 0;
      width: 64px; height: 64px;
      border-radius: 18px;
      background: var(--ink); color: var(--bg, #FAF6EA);
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 8px 20px rgba(26,22,16,.18);
      transform: rotate(-3deg);
      position: relative;
    }
    .inbox-h-icon::before {
      content: '';
      position: absolute;
      inset: -6px;
      border-radius: 22px;
      border: 1.5px dashed rgba(214,118,89,.28);
      pointer-events: none;
    }
    .inbox-h-text { min-width: 0; }
    .inbox-title {
      font-family: var(--font-display);
      font-size: 2.4rem;
      font-weight: 700;
      color: var(--ink);
      margin: 0;
      letter-spacing: -.02em;
      line-height: 1;
    }
    .inbox-sub {
      color: var(--ink-soft);
      font-size: .92rem;
      margin-top: .55rem;
      letter-spacing: .005em;
    }
    .inbox-sub strong {
      color: var(--accent-warm);
      font-weight: 700;
      letter-spacing: .02em;
    }

    .inbox-back {
      color: var(--ink-soft);
      text-decoration: none; font-weight: 600;
      font-size: .9rem;
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .4rem 0;
    }
    .inbox-back:hover { color: var(--ink); }

    .inbox-compose-btn {
      display: inline-flex; align-items: center; gap: .5rem;
      padding: .85rem 1.4rem;
      background: var(--ink); color: var(--bg, #FAF6EA);
      border-radius: 999px;
      text-decoration: none;
      font-weight: 700; font-size: .92rem;
      transition: transform .12s, box-shadow .12s, background .15s;
      box-shadow: 0 6px 18px rgba(26,22,16,.18);
      letter-spacing: -.005em;
    }
    .inbox-compose-btn:hover {
      transform: translateY(-1px);
      box-shadow: 0 10px 24px rgba(26,22,16,.24);
    }

    /* List — clear stacked cards with strong unread visual */
    .inbox-list {
      list-style: none; padding: 0; margin: 0;
      display: flex; flex-direction: column;
      gap: .7rem;
    }
    .inbox-item {
      animation: inboxFadeIn .25s cubic-bezier(.2,.8,.3,1);
      animation-fill-mode: both;
    }
    .inbox-item:nth-child(1) { animation-delay: .02s; }
    .inbox-item:nth-child(2) { animation-delay: .05s; }
    .inbox-item:nth-child(3) { animation-delay: .08s; }
    .inbox-item:nth-child(4) { animation-delay: .11s; }
    .inbox-item:nth-child(5) { animation-delay: .14s; }
    @keyframes inboxFadeIn {
      from { opacity: 0; transform: translateY(6px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    .inbox-row {
      position: relative;
      display: grid;
      grid-template-columns: 60px 1fr auto;
      gap: 1.4rem;
      align-items: center;
      padding: 1.5rem 1.6rem 1.55rem 1.7rem;
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 16px;
      text-decoration: none; color: inherit;
      overflow: hidden;
      transition: transform .12s, box-shadow .15s, border-color .15s;
    }
    .inbox-row:hover {
      transform: translateY(-2px);
      border-color: var(--ink-mute);
      box-shadow: var(--shadow-md);
    }
    .inbox-item.is-unread .inbox-row {
      background:
        linear-gradient(90deg, rgba(214,118,89,.06) 0%, transparent 50%),
        var(--card, #fff);
      border-color: rgba(214,118,89,.4);
    }

    /* Left rail with avatar circle + unread accent. Replaces tiny dot. */
    .inbox-row-bullet { display: none; }
    .inbox-row-mid {
      display: contents;
    }
    .inbox-row::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 4px;
      background: transparent;
      transition: background .15s;
    }
    .inbox-item.is-unread .inbox-row::before {
      background: var(--accent-warm);
    }

    /* Avatar — first letter of sender name in a coloured circle */
    .inbox-row-avatar {
      grid-column: 1;
      width: 52px; height: 52px;
      border-radius: 50%;
      background: var(--bg-tint);
      border: 1.5px solid var(--line);
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      color: var(--ink-soft);
      letter-spacing: 0;
    }
    .inbox-item.is-unread .inbox-row-avatar {
      background: var(--accent-warm);
      color: #fff;
      border-color: var(--accent-warm);
    }

    .inbox-row-body {
      grid-column: 2;
      min-width: 0;
    }
    .inbox-row-top {
      display: flex; align-items: baseline; gap: .65rem;
      margin-bottom: .15rem;
    }
    .inbox-row-from {
      font-weight: 600; color: var(--ink-soft);
      font-size: .82rem;
      text-transform: uppercase;
      letter-spacing: .1em;
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .inbox-item.is-unread .inbox-row-from {
      font-weight: 700;
      color: var(--accent-warm);
    }
    .inbox-row-newpill {
      display: inline-block;
      padding: .12rem .45rem;
      background: var(--accent-warm); color: #fff;
      border-radius: 4px;
      font-size: .58rem; letter-spacing: .14em;
      font-weight: 700;
      text-transform: uppercase;
      margin-left: .4rem;
      vertical-align: 1px;
    }
    .inbox-row-subject {
      font-family: var(--font-display);
      color: var(--ink);
      font-size: 1.3rem;
      margin: .2rem 0 .4rem;
      font-weight: 600;
      overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
      letter-spacing: -.012em;
      line-height: 1.2;
    }
    .inbox-item.is-unread .inbox-row-subject { font-weight: 700; }
    .inbox-row-preview {
      color: var(--ink-soft);
      font-size: .92rem; line-height: 1.55;
      overflow: hidden;
      display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical;
    }

    .inbox-row-meta {
      grid-column: 3;
      display: flex; flex-direction: column; align-items: flex-end;
      gap: .35rem;
      flex-shrink: 0;
    }
    .inbox-row-when {
      font-size: .78rem; color: var(--ink-mute);
      letter-spacing: .01em;
      white-space: nowrap;
    }
    .inbox-row-arrow {
      color: var(--ink-mute);
      font-size: 1.4rem;
      opacity: .35;
      transition: opacity .15s, transform .15s;
    }
    .inbox-row:hover .inbox-row-arrow { opacity: 1; transform: translateX(3px); }
    .inbox-item.is-unread .inbox-row-arrow { color: var(--accent-warm); opacity: .55; }

    /* Delete × button — placed below the meta column's arrow, near the
       bottom-right of the card. Visible on row hover (always on touch). */
    .inbox-item { position: relative; }
    .inbox-row-del {
      position: absolute;
      right: 1.5rem;
      bottom: .85rem;
      width: 30px; height: 30px;
      border-radius: 8px;
      background: transparent;
      border: 1px solid transparent;
      color: var(--ink-mute);
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      opacity: 0;
      transition: opacity .15s, color .12s, background .12s, border-color .12s;
    }
    .inbox-item:hover .inbox-row-del { opacity: 1; }
    .inbox-row-del:hover {
      color: #B0432B;
      background: rgba(176,67,43,.08);
      border-color: rgba(176,67,43,.25);
    }
    @media (max-width: 640px) {
      .inbox-row-del { opacity: 1; }   /* touch — no hover */
    }

    /* In-product confirm dialog (replaces native confirm()). Used by the
       inbox delete flow; styled to match the rest of the portal. */
    .bg-confirm-backdrop {
      position: fixed; inset: 0;
      background: rgba(26,22,16,.55);
      backdrop-filter: blur(4px);
      display: flex; align-items: center; justify-content: center;
      z-index: 9999;
      animation: bgConfirmFade .15s ease-out;
    }
    @keyframes bgConfirmFade { from { opacity: 0; } to { opacity: 1; } }
    .bg-confirm {
      max-width: 420px; width: calc(100% - 2.4rem);
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 1.6rem 1.6rem 1.4rem;
      box-shadow: 0 20px 60px rgba(26,22,16,.32);
      font-family: var(--font-body);
      animation: bgConfirmPop .18s cubic-bezier(.2,.8,.3,1);
    }
    @keyframes bgConfirmPop { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
    .bg-confirm-icon {
      width: 44px; height: 44px;
      border-radius: 12px;
      background: rgba(176,67,43,.1);
      color: #B0432B;
      display: flex; align-items: center; justify-content: center;
      margin-bottom: .9rem;
    }
    .bg-confirm-h {
      font-family: var(--font-display);
      font-size: 1.2rem; font-weight: 700;
      color: var(--ink);
      margin: 0 0 .4rem;
      letter-spacing: -.01em;
    }
    .bg-confirm-p {
      color: var(--ink-soft);
      font-size: .92rem; line-height: 1.55;
      margin: 0 0 1.3rem;
    }
    .bg-confirm-actions {
      display: flex; justify-content: flex-end; gap: .55rem;
    }
    .bg-confirm-btn {
      padding: .65rem 1.2rem;
      border-radius: 999px;
      font-family: var(--font-body);
      font-size: .9rem; font-weight: 600;
      cursor: pointer;
      border: 1px solid var(--line);
      background: transparent;
      color: var(--ink);
      transition: background .12s, border-color .12s;
    }
    .bg-confirm-btn:hover { background: var(--bg-tint); }
    .bg-confirm-btn.is-danger {
      background: #B0432B;
      border-color: #B0432B;
      color: #fff;
    }
    .bg-confirm-btn.is-danger:hover { background: #94371F; border-color: #94371F; }

    /* Detail view delete button (inline next to back link) */
    .inbox-h-detail {
      display: flex !important;
      flex-direction: row !important;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
    }
    .inbox-detail-del {
      display: inline-flex; align-items: center; gap: .4rem;
      padding: .45rem .85rem;
      background: transparent;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink-soft);
      font-family: var(--font-body);
      font-size: .82rem; font-weight: 600;
      cursor: pointer;
      transition: color .12s, background .12s, border-color .12s;
    }
    .inbox-detail-del:hover {
      color: #B0432B;
      background: rgba(176,67,43,.06);
      border-color: rgba(176,67,43,.35);
    }

    @media (max-width: 600px) {
      .inbox-h { padding: 1.5rem 1.4rem; }
      .inbox-title { font-size: 1.8rem; }
      .inbox-h-icon { width: 48px; height: 48px; }
      .inbox-h-icon svg { width: 22px; height: 22px; }
      .inbox-row { grid-template-columns: 44px 1fr; padding: .9rem 1rem; gap: .8rem; }
      .inbox-row-avatar { width: 40px; height: 40px; font-size: 1.1rem; }
      .inbox-row-meta { display: none; }
    }

    /* Empty state — illustrated, calm, generous */
    .inbox-empty {
      padding: 4rem 1.5rem 4.5rem;
      text-align: center;
      background:
        radial-gradient(ellipse 360px 140px at 50% 0%, rgba(184,146,58,.07), transparent 70%),
        var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 16px;
      position: relative;
    }
    .inbox-empty-icon {
      width: 72px; height: 72px;
      margin: 0 auto 1.2rem;
      border-radius: 22px;
      background: var(--card);
      border: 1px solid var(--line);
      display: flex; align-items: center; justify-content: center;
      color: var(--ink-mute);
      font-size: 1.8rem;
      box-shadow: var(--shadow-sm);
      transform: rotate(-4deg);
    }
    .inbox-empty-h {
      font-family: var(--font-display);
      font-size: 1.45rem;
      color: var(--ink);
      margin: 0 0 .6rem;
      font-weight: 700;
      letter-spacing: -.01em;
    }
    .inbox-empty-p {
      color: var(--ink-soft); font-size: .94rem; line-height: 1.55;
      max-width: 460px; margin: 0 auto;
    }

    /* Detail — letterhead style with sender card */
    .inbox-detail-page { max-width: 760px; }
    .inbox-detail {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 2.2rem 2.4rem 2.4rem;
      box-shadow: 0 8px 32px rgba(26,22,16,.04);
    }
    .inbox-detail-sender-card {
      display: flex; align-items: center; gap: 1rem;
      margin-bottom: 1.5rem;
      padding-bottom: 1.3rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .inbox-detail-avatar {
      width: 52px; height: 52px;
      border-radius: 50%;
      background: var(--accent-warm);
      color: #fff;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      flex-shrink: 0;
    }
    .inbox-detail-sender-info { flex: 1; min-width: 0; }
    .inbox-detail-from {
      font-weight: 700; color: var(--ink);
      font-size: 1rem;
    }
    .inbox-detail-meta-line {
      font-size: .8rem; color: var(--ink-mute);
      margin-top: .15rem;
      display: flex; align-items: center; gap: .55rem;
      flex-wrap: wrap;
    }
    .inbox-detail-role {
      font-size: .62rem; letter-spacing: .14em; text-transform: uppercase;
      padding: .15rem .55rem;
      background: var(--bg-tint);
      border: 1px solid var(--line);
      border-radius: 999px;
      font-weight: 700;
      color: var(--ink-soft);
    }
    .inbox-detail-when {
      font-weight: 600;
    }
    .inbox-detail-subject {
      font-family: var(--font-display);
      font-size: 1.85rem; font-weight: 700;
      color: var(--ink);
      margin: 0 0 1.4rem;
      letter-spacing: -.015em;
      line-height: 1.2;
    }
    .inbox-detail-body {
      color: var(--ink);
      font-size: 1.04rem; line-height: 1.75;
      font-family: var(--font-display);
      white-space: pre-wrap;
    }
    .inbox-detail-body p { margin: 0 0 1.1rem; }
    .inbox-detail-body p:last-child { margin-bottom: 0; }

    /* Compose */
    .inbox-compose-page { max-width: 720px; }
    .inbox-compose {
      background: var(--card, #fff);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 1.6rem 1.8rem 1.8rem;
    }
    .inbox-compose-h {
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      color: var(--ink);
      margin: 0 0 .35rem;
    }
    .inbox-compose-p {
      color: var(--ink-soft);
      font-size: .88rem; line-height: 1.5;
      margin: 0 0 1.4rem;
    }
    .inbox-field {
      display: block;
      margin-bottom: 1rem;
    }
    .inbox-field-l {
      display: block;
      font-size: .75rem; letter-spacing: .08em; text-transform: uppercase;
      font-weight: 700; color: var(--ink-mute);
      margin-bottom: .35rem;
    }
    .inbox-field input,
    .inbox-field select,
    .inbox-field textarea {
      width: 100%;
      padding: .7rem .9rem;
      background: var(--bg-tint);
      border: 1.5px solid var(--line);
      border-radius: 8px;
      font-family: var(--font-body);
      font-size: .95rem;
      color: var(--ink);
      box-sizing: border-box;
    }
    .inbox-field textarea {
      font-family: var(--font-display);
      font-size: 1rem; line-height: 1.6;
      resize: vertical;
      min-height: 160px;
    }
    .inbox-field input:focus,
    .inbox-field select:focus,
    .inbox-field textarea:focus { outline: none; border-color: var(--ink-mute); }
    .inbox-field-meta {
      margin-top: .35rem;
      font-size: .75rem; color: var(--ink-mute);
      text-align: right;
    }
    .inbox-field-note {
      padding: .6rem .9rem;
      background: var(--bg-tint);
      border: 1px dashed var(--line);
      border-radius: 8px;
      color: var(--ink-soft);
      font-size: .88rem;
    }
    .inbox-compose-actions {
      display: flex; justify-content: flex-end; gap: .55rem;
      flex-wrap: wrap;
      margin-top: 1.2rem;
      padding-top: 1.1rem;
      border-top: 1px solid var(--line-soft);
    }
    .inbox-compose-msg {
      margin-top: .8rem;
      font-size: .88rem;
      color: var(--ink-soft);
      text-align: right;
    }

    /* Sidebar unread badge.
       Uses the data-unread attribute set by _inboxSetBadge. */
    .sidebar-item[data-unread] {
      position: relative;
    }
    .sidebar-item[data-unread]::after {
      content: attr(data-unread);
      position: absolute;
      top: 50%;
      right: .75rem;
      transform: translateY(-50%);
      min-width: 18px; height: 18px;
      padding: 0 5px;
      background: var(--accent-warm);
      color: #fff;
      font-size: .68rem; font-weight: 700;
      border-radius: 999px;
      display: inline-flex; align-items: center; justify-content: center;
      letter-spacing: 0;
    }

    /* ─── Community page ─── */
    .community-page {
      max-width: 880px;
      margin: 0 auto;
      padding: .75rem 1.5rem 2rem;
    }
    .community-hero {
      text-align: center;
      padding: 0 0 1rem;
    }
    .community-mark {
      width: 80px; height: 80px;
      margin: 0 auto .85rem;
      border-radius: 24px;
      background: linear-gradient(135deg, #5865F2 0%, #404EED 100%);
      color: #fff;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 10px 22px -10px rgba(88,101,242,0.55);
    }
    .community-eyebrow {
      font-size: .7rem;
      font-weight: 700;
      letter-spacing: .15em;
      color: var(--ink-soft);
      margin-bottom: .4rem;
    }
    .community-h1 {
      font-size: 1.85rem;
      line-height: 1.15;
      margin: 0 0 .7rem;
      color: var(--ink);
      letter-spacing: -.01em;
    }
    .community-lede {
      font-size: 1rem;
      line-height: 1.55;
      color: var(--ink-soft);
      max-width: 620px;
      margin: 0 auto;
    }
    .community-cta-wrap {
      text-align: center;
      padding: 1rem 0 1.4rem;
    }
    .community-cta {
      display: inline-flex; align-items: center; gap: .65rem;
      padding: 1rem 2rem;
      background: linear-gradient(135deg, #5865F2 0%, #404EED 100%);
      color: #fff;
      font-size: 1.1rem;
      font-weight: 600;
      border-radius: 14px;
      text-decoration: none;
      box-shadow: 0 14px 32px -10px rgba(88,101,242,0.55);
      transition: transform .15s ease, box-shadow .2s ease;
    }
    .community-cta:hover {
      transform: translateY(-1px);
      box-shadow: 0 18px 36px -10px rgba(88,101,242,0.65);
      color: #fff;
    }
    .community-cta-arrow { font-size: 1.15rem; line-height: 1; }
    .community-cta.is-disabled {
      background: var(--bg-tint);
      color: var(--ink-soft);
      box-shadow: none;
      cursor: not-allowed;
    }
    .community-cta-sub {
      margin-top: .9rem;
      font-size: .85rem;
      color: var(--ink-soft);
    }
    .community-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: .85rem;
      margin-top: .25rem;
    }
    .community-card {
      padding: 1rem 1rem 1.15rem;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: var(--bg);
    }
    .community-card-icon {
      font-size: 1.4rem;
      margin-bottom: .4rem;
    }
    .community-card h3 {
      font-size: 1rem;
      margin: 0 0 .4rem;
      color: var(--ink);
    }
    .community-card p {
      font-size: .9rem;
      line-height: 1.5;
      margin: 0;
      color: var(--ink-soft);
    }
    @media (max-width: 720px) {
      .community-grid { grid-template-columns: 1fr; }
      .community-h1 { font-size: 1.6rem; }
    }
    .community-admin {
      margin-top: 2.5rem;
      padding: 1.25rem 1.25rem 1.4rem;
      border: 1px dashed var(--line);
      border-radius: 14px;
      background: var(--bg-tint);
    }
    .community-admin-h {
      display: flex; align-items: baseline; gap: .75rem;
      margin-bottom: .35rem;
    }
    .community-admin-eyebrow {
      font-size: .65rem; font-weight: 700;
      letter-spacing: .15em;
      padding: .15rem .5rem;
      border-radius: 4px;
      background: var(--ink);
      color: var(--bg);
    }
    .community-admin-l { font-weight: 600; color: var(--ink); }
    .community-admin-help {
      font-size: .85rem;
      color: var(--ink-soft);
      margin: .4rem 0 .9rem;
      line-height: 1.5;
    }
    .community-admin-row {
      display: flex; gap: .6rem;
      align-items: stretch;
    }
    .community-admin-row .ab-input { flex: 1 1 auto; }
    .community-admin-msg { margin-top: .6rem; font-size: .85rem; min-height: 1.2em; }
    .community-admin-msg.is-ok  { color: #2a8f5a; }
    .community-admin-msg.is-err { color: #b8463b; }

    .rw-list-actions { margin-top: .85rem; }

    .community-mark-tenant {
      background: var(--bg);
      border: 1px solid var(--line);
      box-shadow: 0 12px 28px -16px rgba(0,0,0,0.18);
      overflow: hidden;
    }
    .community-mark-tenant img {
      width: 78%;
      height: 78%;
      object-fit: contain;
      display: block;
    }
    .community-mark-fallback {
      font-size: 2.4rem;
      font-weight: 700;
      color: var(--ink);
      letter-spacing: -.02em;
    }

    /* ─── Mock Exam — Coming Soon page ─── */
    .mock-coming-page {
      max-width: 760px;
      margin: 0 auto;
      padding: 2.5rem 1.5rem 4rem;
    }
    .mock-hero {
      text-align: center;
      padding: 1rem 0 2.5rem;
      position: relative;
    }
    .mock-mark {
      width: 88px; height: 88px;
      margin: 0 auto 1.25rem;
      border-radius: 26px;
      background: linear-gradient(135deg, var(--accent-warm, #D67659) 0%, #b8553a 100%);
      color: #fff;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 12px 28px -12px rgba(184,85,58,0.55);
    }
    .mock-eyebrow {
      font-size: .72rem; font-weight: 700;
      letter-spacing: .15em;
      color: var(--ink-soft);
      margin-bottom: .5rem;
    }
    .mock-h1 {
      font-size: 2.1rem; line-height: 1.1;
      margin: 0 0 .85rem;
      color: var(--ink); letter-spacing: -.01em;
    }
    .mock-lede {
      font-size: 1.05rem; line-height: 1.6;
      color: var(--ink-soft);
      max-width: 560px; margin: 0 auto;
    }
    .mock-soon-pill {
      display: inline-block;
      margin-top: 1.4rem;
      padding: .35rem .9rem;
      font-size: .72rem; font-weight: 700;
      letter-spacing: .15em;
      color: var(--accent-warm, #D67659);
      background: rgba(214,118,89,0.10);
      border: 1px solid rgba(214,118,89,0.30);
      border-radius: 999px;
    }
    .mock-section {
      margin-top: 2.4rem;
      padding: 1.6rem 1.6rem 1.4rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 16px;
    }
    .mock-section-h {
      font-size: 1.05rem;
      margin: 0 0 .9rem;
      color: var(--ink);
      letter-spacing: -.005em;
    }
    .mock-bullets {
      list-style: none; margin: 0; padding: 0;
      display: flex; flex-direction: column; gap: .85rem;
    }
    .mock-bullets li {
      position: relative;
      padding-left: 1.4rem;
      font-size: .95rem; line-height: 1.55;
      color: var(--ink-soft);
    }
    .mock-bullets li::before {
      content: '';
      position: absolute;
      left: 0; top: .55rem;
      width: 6px; height: 6px;
      border-radius: 50%;
      background: var(--accent-warm, #D67659);
    }
    .mock-bullets strong { color: var(--ink); }
    .mock-paragraph {
      font-size: .95rem; line-height: 1.6;
      color: var(--ink-soft); margin: 0;
    }
    .mock-paragraph em { font-style: normal; color: var(--ink); font-weight: 600; }
    .mock-foot {
      margin-top: 2.2rem;
      text-align: center;
      font-size: .82rem;
      color: var(--ink-mute);
      font-style: italic;
    }

    /* ─── Guided Paragraph Builder ─── */
    .pb-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 1rem;
      margin-top: 1.25rem;
    }
    .pb-card-wrap { position: relative; }
    .pb-card {
      display: flex; flex-direction: column; gap: .55rem;
      padding: 1.1rem 1.2rem 1.25rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
      text-decoration: none;
      color: inherit;
      transition: border-color .15s, transform .15s, box-shadow .15s;
    }
    .pb-card:hover {
      border-color: var(--ink);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }
    .pb-card-h { display: flex; justify-content: space-between; align-items: baseline; gap: .6rem; }
    .pb-card-title { font-weight: 600; font-size: 1rem; line-height: 1.3; color: var(--ink); }
    .pb-card-level {
      flex-shrink: 0;
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .45rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 4px;
      color: var(--ink-soft);
    }
    .pb-card-topic {
      font-size: .85rem; line-height: 1.5;
      color: var(--ink-soft);
      display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .pb-card-connectors { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .25rem; }
    .pb-mini-pill {
      font-size: .7rem; font-weight: 500;
      padding: .15rem .55rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink-soft);
    }
    .pb-card-edit { position: absolute; top: .5rem; right: .5rem; }

    .pb-play-page { max-width: 1100px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
    .pb-prompt-card {
      margin-top: 1.25rem;
      padding: 1.4rem 1.6rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .pb-prompt-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .45rem;
    }
    .pb-prompt-text {
      font-size: 1.05rem; line-height: 1.55;
      color: var(--ink); font-weight: 500;
    }

    .pb-grid-2 {
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 1.5rem;
      margin-top: 1.5rem;
      align-items: start;
    }
    @media (max-width: 820px) {
      .pb-grid-2 { grid-template-columns: 1fr; }
    }

    .pb-side { display: flex; flex-direction: column; gap: 1.25rem; position: sticky; top: 1rem; }
    @media (max-width: 820px) { .pb-side { position: static; } }
    .pb-side-block {
      padding: 1rem 1.1rem 1.15rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .pb-side-h {
      font-size: .75rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin: 0 0 .25rem;
    }
    .pb-side-sub {
      font-size: .78rem; line-height: 1.5;
      color: var(--ink-soft);
      margin: 0 0 .75rem;
    }
    .pb-hints {
      list-style: none; counter-reset: pbhint;
      margin: 0; padding: 0;
      display: flex; flex-direction: column; gap: .55rem;
    }
    .pb-hints li {
      counter-increment: pbhint;
      position: relative;
      padding: .35rem 0 .35rem 2rem;
      font-size: .85rem; line-height: 1.45;
      color: var(--ink);
      border-bottom: 1px solid var(--line-soft);
    }
    .pb-hints li:last-child { border-bottom: none; }
    .pb-hints li::before {
      content: counter(pbhint);
      position: absolute; left: 0; top: .35rem;
      width: 22px; height: 22px;
      border-radius: 50%;
      background: var(--ink); color: var(--bg);
      font-size: .7rem; font-weight: 700;
      display: flex; align-items: center; justify-content: center;
    }
    .pb-conn-chips { display: flex; flex-wrap: wrap; gap: .4rem; }
    .pb-conn-chip {
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .3rem .65rem .3rem .5rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      font-size: .82rem; line-height: 1;
      color: var(--ink-soft);
      transition: all .2s ease;
    }
    .pb-conn-chip .pb-conn-tick {
      width: 16px; height: 16px;
      border-radius: 50%;
      background: var(--bg);
      border: 1px solid var(--line);
      display: flex; align-items: center; justify-content: center;
      color: transparent;
      transition: all .2s ease;
    }
    .pb-conn-chip.is-found {
      background: rgba(42,143,90,0.10);
      border-color: rgba(42,143,90,0.45);
      color: #2a8f5a;
      font-weight: 600;
    }
    .pb-conn-chip.is-found .pb-conn-tick {
      background: #2a8f5a; border-color: #2a8f5a; color: #fff;
    }

    .pb-write {
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .pb-write-h {
      display: flex; justify-content: space-between; align-items: baseline;
      gap: .75rem; margin-bottom: .65rem;
    }
    .pb-write-h-l { font-size: .82rem; font-weight: 700; letter-spacing: .08em; color: var(--ink); text-transform: uppercase; }
    .pb-write-target { font-size: .78rem; color: var(--ink-soft); }
    .pb-textarea {
      width: 100%; box-sizing: border-box;
      min-height: 240px;
      padding: 1rem 1.1rem;
      font-family: inherit; font-size: 1rem; line-height: 1.65;
      color: var(--ink);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 10px;
      resize: vertical;
      transition: border-color .15s, box-shadow .15s;
    }
    .pb-textarea:focus {
      outline: none;
      border-color: var(--accent-warm, #D67659);
      box-shadow: 0 0 0 3px rgba(214,118,89,0.15);
    }
    .pb-meta {
      display: flex; justify-content: space-between; align-items: center;
      gap: .75rem; margin-top: .55rem;
      font-size: .82rem; color: var(--ink-soft);
    }
    .pb-meta-words.is-under { color: #b8553a; }
    .pb-meta-words.is-over  { color: #b8553a; }
    .pb-meta-words.is-good  { color: #2a8f5a; font-weight: 600; }
    .pb-meta-conn.is-good   { color: #2a8f5a; font-weight: 600; }

    .pb-toolbar {
      display: flex; justify-content: space-between; align-items: center;
      gap: .65rem; margin-top: 1.1rem;
      padding-top: .9rem;
      border-top: 1px solid var(--line-soft);
    }
    .pb-reveal-btn {
      padding: .65rem 1.2rem;
      font-size: .9rem; font-weight: 600;
      color: #fff;
      background: var(--accent-warm, #D67659);
      border: none; border-radius: 999px;
      cursor: pointer;
      transition: background .15s, transform .15s, box-shadow .15s;
    }
    .pb-reveal-btn:hover:not(:disabled) {
      background: #b8553a;
      transform: translateY(-1px);
      box-shadow: 0 6px 14px -6px rgba(184,85,58,0.5);
    }
    .pb-reveal-btn:disabled {
      opacity: .55; cursor: default;
      background: var(--ink-soft);
    }
    .pb-reset-btn {
      padding: .55rem 1rem;
      font-size: .82rem; color: var(--ink-soft);
      background: transparent;
      border: 1px solid var(--line); border-radius: 999px;
      cursor: pointer;
      transition: color .15s, border-color .15s;
    }
    .pb-reset-btn:hover { color: var(--ink); border-color: var(--ink); }

    .pb-model-wrap {
      margin-top: 1.5rem;
      padding: 1.2rem 1.3rem 1.3rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .pb-model-h { margin-bottom: .65rem; }
    .pb-model-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--accent-warm, #D67659); text-transform: uppercase;
    }
    .pb-model-body p {
      font-size: 1rem; line-height: 1.7;
      color: var(--ink);
      margin: 0 0 .55rem;
    }
    .pb-model-empty { font-style: italic; color: var(--ink-mute); }
    .pb-model-note {
      margin-top: .85rem; padding-top: .85rem;
      border-top: 1px solid var(--line);
      font-size: .85rem; line-height: 1.55;
      color: var(--ink-soft);
    }
    .pb-model-note strong { color: var(--ink); }

    /* ─── Email & Letter Writing ─── */
    .el-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
      gap: 1rem;
      margin-top: 1.25rem;
    }
    .el-card-wrap { position: relative; }
    .el-card {
      display: flex; flex-direction: column; gap: .55rem;
      padding: 1.1rem 1.2rem 1.25rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
      text-decoration: none;
      color: inherit;
      transition: border-color .15s, transform .15s, box-shadow .15s;
      position: relative;
    }
    .el-card::before {
      content: '';
      position: absolute; left: 0; top: 0; bottom: 0;
      width: 3px;
      border-radius: 14px 0 0 14px;
      background: var(--ink-mute);
      transition: background .15s;
    }
    .el-card-formal::before      { background: #3B6A8A; }
    .el-card-semi-formal::before { background: #D67659; }
    .el-card-informal::before    { background: #5bb4a6; }
    .el-card:hover {
      border-color: var(--ink);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }
    .el-card-h { display: flex; justify-content: space-between; align-items: center; gap: .6rem; }
    .el-card-genre {
      display: inline-flex; align-items: center; gap: .3rem;
      font-size: .72rem; font-weight: 600;
      color: var(--ink-soft);
      letter-spacing: .02em;
    }
    .el-card-genre-icon {
      display: inline-flex; align-items: center; justify-content: center;
      width: 18px; height: 18px;
      background: var(--bg-tint, #f4ecdc);
      border-radius: 4px;
      font-size: .75rem; font-weight: 700;
      color: var(--ink);
    }
    .el-card-reg {
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .5rem;
      border-radius: 999px;
      text-transform: uppercase;
    }
    .el-card-reg-formal      { background: rgba(59,106,138,0.10);  color: #3B6A8A; }
    .el-card-reg-semi-formal { background: rgba(214,118,89,0.10);  color: #b8553a; }
    .el-card-reg-informal    { background: rgba(91,180,166,0.10);  color: #2d8b78; }
    .el-card-title {
      font-weight: 600; font-size: 1rem; line-height: 1.3;
      color: var(--ink);
    }
    .el-card-scenario {
      font-size: .85rem; line-height: 1.5;
      color: var(--ink-soft);
      display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .el-card-foot {
      display: flex; justify-content: flex-end; align-items: center;
      margin-top: .25rem;
    }
    .el-card-level {
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .45rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 4px;
      color: var(--ink-soft);
    }
    .el-card-edit { position: absolute; top: .5rem; right: .5rem; }

    /* Play page */
    .el-play-page { max-width: 1100px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
    .el-prompt-card {
      margin-top: 1.25rem;
      padding: 1.4rem 1.6rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .el-prompt-h {
      display: flex; align-items: center; justify-content: space-between;
      gap: .75rem; margin-bottom: .75rem; flex-wrap: wrap;
    }
    .el-prompt-genre {
      display: inline-flex; align-items: center; gap: .4rem;
      font-size: .82rem; font-weight: 600;
      color: var(--ink);
    }
    .el-prompt-genre-icon {
      display: inline-flex; align-items: center; justify-content: center;
      width: 22px; height: 22px;
      background: var(--ink); color: var(--bg);
      border-radius: 5px;
      font-size: .85rem; font-weight: 700;
    }
    .el-prompt-register {
      font-size: .72rem; font-weight: 600;
      padding: .25rem .65rem;
      border-radius: 999px;
    }
    .el-prompt-register-formal      { background: rgba(59,106,138,0.12);  color: #3B6A8A; border: 1px solid rgba(59,106,138,0.30); }
    .el-prompt-register-semi-formal { background: rgba(214,118,89,0.12);  color: #b8553a; border: 1px solid rgba(214,118,89,0.30); }
    .el-prompt-register-informal    { background: rgba(91,180,166,0.12);  color: #2d8b78; border: 1px solid rgba(91,180,166,0.30); }
    .el-prompt-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .35rem;
    }
    .el-prompt-text {
      font-size: 1rem; line-height: 1.6;
      color: var(--ink); font-weight: 500;
    }

    /* Inline tone strip — sits inside the prompt card, collapsible. */
    .el-tone-strip {
      margin-top: 1.1rem;
      padding-top: 1rem;
      border-top: 1px solid var(--line);
    }
    .el-tone-summary {
      display: flex; align-items: center; justify-content: space-between;
      gap: .75rem;
      cursor: pointer;
      list-style: none;
      user-select: none;
    }
    .el-tone-summary::-webkit-details-marker { display: none; }
    .el-tone-summary::before {
      content: '▾';
      display: inline-block;
      font-size: .8rem;
      color: var(--ink-mute);
      transition: transform .15s;
      margin-right: .35rem;
    }
    details:not([open]) .el-tone-summary::before { transform: rotate(-90deg); }
    .el-tone-summary-l {
      font-size: .72rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink); text-transform: uppercase;
      margin-right: auto;
    }
    .el-tone-summary-meta { font-size: .75rem; color: var(--ink-soft); }
    .el-tone-grid {
      margin-top: .85rem;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }
    @media (max-width: 720px) {
      .el-tone-grid { grid-template-columns: 1fr; }
    }
    .el-tone-col-h {
      font-size: .65rem; font-weight: 700; letter-spacing: .15em;
      margin-bottom: .5rem;
    }
    .el-tone-col-h.is-do    { color: #2a8f5a; }
    .el-tone-col-h.is-avoid { color: #b8553a; }
    .el-tone-col-pills {
      display: flex; flex-wrap: wrap; gap: .35rem;
    }
    .el-tone-pill {
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .3rem .6rem;
      font-size: .78rem; line-height: 1.3;
      border-radius: 999px;
      border: 1px solid;
    }
    .el-tone-pill.is-do {
      background: rgba(42,143,90,0.08);
      border-color: rgba(42,143,90,0.30);
      color: #2a8f5a;
    }
    .el-tone-pill.is-avoid {
      background: rgba(184,85,58,0.08);
      border-color: rgba(184,85,58,0.30);
      color: #b8553a;
    }
    .el-tone-mark {
      font-weight: 700;
      flex-shrink: 0;
    }

    /* Two-column body: structure (left, sticky) + write column (right). */
    .el-grid-2 {
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 1.5rem;
      margin-top: 1.5rem;
      align-items: start;
    }
    @media (max-width: 880px) {
      .el-grid-2 { grid-template-columns: 1fr; }
    }
    .el-side { position: sticky; top: 1rem; }
    @media (max-width: 880px) { .el-side { position: static; } }
    .el-side-block {
      padding: 1rem 1.1rem 1.15rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .el-side-h {
      font-size: .75rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin: 0 0 .3rem;
    }
    .el-side-sub {
      font-size: .78rem; line-height: 1.5;
      color: var(--ink-soft);
      margin: 0 0 .75rem;
    }
    .el-structure {
      list-style: none; counter-reset: elstep;
      margin: 0; padding: 0;
      display: flex; flex-direction: column; gap: .65rem;
    }
    .el-structure li {
      counter-increment: elstep;
      position: relative;
      padding: .35rem 0 .55rem 2rem;
      border-bottom: 1px solid var(--line-soft);
    }
    .el-structure li:last-child { border-bottom: none; }
    .el-structure li::before {
      content: counter(elstep);
      position: absolute; left: 0; top: .35rem;
      width: 22px; height: 22px;
      border-radius: 50%;
      background: var(--ink); color: var(--bg);
      font-size: .7rem; font-weight: 700;
      display: flex; align-items: center; justify-content: center;
    }
    .el-structure-l {
      font-size: .85rem; font-weight: 600;
      color: var(--ink);
      margin-bottom: .15rem;
    }
    .el-structure-hint {
      font-size: .78rem; line-height: 1.5;
      color: var(--ink-soft);
    }

    /* Write column wraps the textarea + phrases strip + reveal/model. */
    .el-write-col { display: flex; flex-direction: column; gap: 1rem; }

    /* Useful-phrases strip — horizontal chip flow under the textarea. */
    .el-phrases-strip {
      padding: .9rem 1.1rem 1rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .el-phrases-h {
      display: flex; align-items: baseline; justify-content: space-between;
      gap: .75rem;
      margin-bottom: .65rem;
    }
    .el-phrases-h-l {
      font-size: .72rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin: 0;
    }
    .el-phrases-h-sub {
      font-size: .75rem; color: var(--ink-soft);
    }
    .el-phrases {
      display: flex; flex-wrap: wrap; gap: .4rem;
    }
    .el-phrase {
      display: inline-flex; align-items: center; gap: .35rem;
      padding: .35rem .65rem;
      font-family: inherit; font-size: .82rem; line-height: 1.3;
      color: var(--ink);
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      cursor: pointer;
      transition: all .15s ease;
    }
    .el-phrase:hover {
      border-color: var(--ink);
      transform: translateY(-1px);
    }
    .el-phrase-tick {
      width: 14px; height: 14px;
      flex-shrink: 0;
      border-radius: 50%;
      background: var(--bg);
      border: 1px solid var(--line);
      display: flex; align-items: center; justify-content: center;
      color: transparent;
      transition: all .15s ease;
    }
    .el-phrase-t { white-space: nowrap; }
    .el-phrase.is-found {
      background: rgba(42,143,90,0.10);
      border-color: rgba(42,143,90,0.45);
      color: #2a8f5a;
    }
    .el-phrase.is-found .el-phrase-tick {
      background: #2a8f5a; border-color: #2a8f5a; color: #fff;
    }

    /* Write panel */
    .el-write {
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .el-write-h {
      display: flex; justify-content: space-between; align-items: baseline;
      gap: .75rem; margin-bottom: .65rem;
    }
    .el-write-h-l { font-size: .82rem; font-weight: 700; letter-spacing: .08em; color: var(--ink); text-transform: uppercase; }
    .el-write-target { font-size: .78rem; color: var(--ink-soft); }
    .el-textarea {
      width: 100%; box-sizing: border-box;
      min-height: 320px;
      padding: 1.1rem 1.2rem;
      font-family: inherit; font-size: 1rem; line-height: 1.7;
      color: var(--ink);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 10px;
      resize: vertical;
      transition: border-color .15s, box-shadow .15s;
    }
    .el-textarea:focus {
      outline: none;
      border-color: var(--accent-warm, #D67659);
      box-shadow: 0 0 0 3px rgba(214,118,89,0.15);
    }
    .el-meta {
      display: flex; justify-content: space-between; align-items: center;
      gap: .75rem; margin-top: .55rem;
      font-size: .82rem; color: var(--ink-soft);
    }
    .el-meta-words.is-under, .el-meta-words.is-over { color: #b8553a; }
    .el-meta-words.is-good   { color: #2a8f5a; font-weight: 600; }
    .el-meta-phrases.is-good { color: #2a8f5a; font-weight: 600; }

    .el-toolbar {
      display: flex; justify-content: space-between; align-items: center;
      gap: .65rem; margin-top: 1.1rem;
      padding-top: .9rem;
      border-top: 1px solid var(--line-soft);
    }
    .el-reveal-btn {
      padding: .65rem 1.2rem;
      font-size: .9rem; font-weight: 600;
      color: #fff;
      background: var(--accent-warm, #D67659);
      border: none; border-radius: 999px;
      cursor: pointer;
      transition: background .15s, transform .15s, box-shadow .15s;
    }
    .el-reveal-btn:hover:not(:disabled) {
      background: #b8553a;
      transform: translateY(-1px);
      box-shadow: 0 6px 14px -6px rgba(184,85,58,0.5);
    }
    .el-reveal-btn:disabled {
      opacity: .55; cursor: default;
      background: var(--ink-soft);
    }
    .el-reset-btn {
      padding: .55rem 1rem;
      font-size: .82rem; color: var(--ink-soft);
      background: transparent;
      border: 1px solid var(--line); border-radius: 999px;
      cursor: pointer;
      transition: color .15s, border-color .15s;
    }
    .el-reset-btn:hover { color: var(--ink); border-color: var(--ink); }

    .el-model-wrap {
      margin-top: 1.5rem;
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .el-model-h { margin-bottom: .65rem; }
    .el-model-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--accent-warm, #D67659); text-transform: uppercase;
    }
    .el-model-body p {
      font-size: 1rem; line-height: 1.75;
      color: var(--ink);
      margin: 0 0 .9rem;
      white-space: pre-line;
    }
    .el-model-body p:last-child { margin-bottom: 0; }
    .el-model-empty { font-style: italic; color: var(--ink-mute); }
    .el-model-note {
      margin-top: .9rem; padding-top: .85rem;
      border-top: 1px solid var(--line);
      font-size: .85rem; line-height: 1.55;
      color: var(--ink-soft);
    }
    .el-model-note strong { color: var(--ink); }

    /* ─── Sentence-Stretch Coach ─── */
    .ss-list-actions {
      display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
      margin-top: .85rem;
    }
    .ss-quota {
      display: inline-flex; align-items: center; gap: .65rem;
      padding: .45rem .85rem .45rem .65rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
    }
    .ss-quota.is-out { opacity: .55; }
    .ss-quota-n {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: var(--accent-warm, #D67659);
      color: #fff;
      border-radius: 50%;
      font-weight: 700; font-size: .95rem;
      flex-shrink: 0;
    }
    .ss-quota.is-out .ss-quota-n { background: var(--ink-mute); }
    .ss-quota-l {
      font-size: .82rem; line-height: 1.25;
      color: var(--ink); font-weight: 600;
    }
    .ss-quota-sub {
      display: block; font-weight: 400; font-size: .72rem;
      color: var(--ink-soft);
    }

    .ss-groups { display: flex; flex-direction: column; gap: 2rem; margin-top: 1.5rem; }
    .ss-group-h {
      font-size: .72rem; font-weight: 700; letter-spacing: .15em;
      text-transform: uppercase;
      color: var(--ink-soft);
      margin: 0 0 .85rem;
      padding-bottom: .5rem;
      border-bottom: 1px solid var(--line);
    }
    .ss-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: .85rem;
    }
    .ss-card-wrap { position: relative; }
    .ss-card {
      display: flex; flex-direction: column; gap: .55rem;
      padding: 1rem 1.1rem 1.15rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 12px;
      text-decoration: none;
      color: inherit;
      transition: border-color .15s, transform .15s, box-shadow .15s;
    }
    .ss-card:hover {
      border-color: var(--ink);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }
    .ss-card-eyebrow {
      display: flex; align-items: center; justify-content: space-between;
      gap: .55rem;
    }
    .ss-card-level {
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .45rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 4px;
      color: var(--ink-soft);
    }
    .ss-card-target {
      font-size: .72rem; color: var(--ink-mute);
      font-weight: 500;
    }
    .ss-card-seed {
      font-size: 1rem; line-height: 1.4;
      color: var(--ink); font-weight: 500;
      font-style: italic;
    }
    .ss-card-techniques {
      display: flex; flex-wrap: wrap; gap: .3rem;
      margin-top: .25rem;
    }
    .ss-mini-pill {
      font-size: .7rem; font-weight: 500;
      padding: .15rem .55rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink-soft);
    }
    .ss-card-edit { position: absolute; top: .5rem; right: .5rem; }

    /* Play page */
    .ss-play-page { max-width: 820px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
    .ss-seed-card {
      margin-top: 1.25rem;
      padding: 1.6rem 1.8rem 1.4rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ss-seed-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .5rem;
    }
    .ss-seed {
      font-family: var(--font-display, inherit);
      font-size: 1.5rem; line-height: 1.35;
      font-weight: 500;
      color: var(--ink);
      letter-spacing: -.005em;
    }
    .ss-challenge {
      margin-top: 1.2rem; padding-top: 1.1rem;
      border-top: 1px solid var(--line);
    }
    .ss-challenge-h {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--accent-warm, #D67659); text-transform: uppercase;
      margin-bottom: .5rem;
    }
    .ss-challenge-body {
      display: flex; flex-direction: column; gap: .7rem;
    }
    .ss-challenge-min {
      font-size: .92rem; line-height: 1.55;
      color: var(--ink);
    }
    .ss-challenge-min strong { color: var(--accent-warm, #D67659); }
    .ss-tech-chips { display: flex; flex-wrap: wrap; gap: .35rem; }
    .ss-tech-chip {
      display: inline-flex; align-items: center; gap: .25rem;
      padding: .3rem .7rem;
      font-family: inherit;
      font-size: .78rem; font-weight: 500;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink);
      position: relative;
    }
    .ss-tech-chip.is-clickable {
      cursor: pointer;
      transition: border-color .15s, background .15s, transform .15s;
    }
    .ss-tech-chip.is-clickable:hover {
      border-color: var(--ink);
      background: var(--bg-tint, #f4ecdc);
    }
    .ss-tech-chip.is-clickable.is-open {
      border-color: var(--accent-warm, #D67659);
      background: rgba(214,118,89,0.08);
      color: #b8553a;
    }
    .ss-tech-chip-arrow {
      font-size: .7rem;
      opacity: .6;
      transition: transform .15s;
      margin-left: .15rem;
    }
    .ss-tech-chip.is-open .ss-tech-chip-arrow { transform: rotate(180deg); opacity: 1; }

    /* Popover — anchored beneath the chip. */
    .ss-tech-chip-pop {
      position: absolute;
      top: calc(100% + 8px);
      left: 0;
      z-index: 30;
      min-width: 200px; max-width: 320px;
      padding: .7rem .85rem .8rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 10px;
      box-shadow: 0 10px 24px -10px rgba(0,0,0,0.22);
      opacity: 0;
      transform: translateY(-4px);
      pointer-events: none;
      transition: opacity .15s, transform .15s;
    }
    .ss-tech-chip-pop[aria-hidden="false"] {
      opacity: 1;
      transform: translateY(0);
      pointer-events: auto;
    }
    .ss-tech-chip-pop::before {
      content: '';
      position: absolute;
      top: -5px; left: 18px;
      width: 10px; height: 10px;
      background: var(--card);
      border-left: 1px solid var(--line);
      border-top: 1px solid var(--line);
      transform: rotate(45deg);
    }
    .ss-tech-chip-pop-eyebrow {
      font-size: .62rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .4rem;
    }
    .ss-tech-chip-pop-words {
      display: flex; flex-wrap: wrap; gap: .3rem;
    }
    .ss-tech-chip-pop-word {
      display: inline-block;
      padding: .2rem .55rem;
      font-size: .78rem; font-weight: 500;
      color: var(--ink);
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      white-space: nowrap;
    }

    .ss-write {
      margin-top: 1.3rem;
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ss-write-h {
      display: flex; justify-content: space-between; align-items: baseline;
      gap: .75rem; margin-bottom: .65rem;
    }
    .ss-write-h-l { font-size: .82rem; font-weight: 700; letter-spacing: .08em; color: var(--ink); text-transform: uppercase; }
    .ss-write-target { font-size: .78rem; color: var(--ink-soft); }
    .ss-textarea {
      width: 100%; box-sizing: border-box;
      min-height: 110px;
      padding: 1rem 1.1rem;
      font-family: inherit; font-size: 1rem; line-height: 1.65;
      color: var(--ink);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 10px;
      resize: vertical;
      transition: border-color .15s, box-shadow .15s;
    }
    .ss-textarea:focus {
      outline: none;
      border-color: var(--accent-warm, #D67659);
      box-shadow: 0 0 0 3px rgba(214,118,89,0.15);
    }
    .ss-textarea:disabled {
      background: var(--bg-tint, #f4ecdc);
      color: var(--ink);
      cursor: default;
    }
    .ss-meta {
      display: flex; justify-content: space-between; align-items: center;
      gap: .75rem; margin-top: .55rem;
      font-size: .82rem; color: var(--ink-soft);
    }
    .ss-meta-words.is-under { color: #b8553a; }
    .ss-meta-words.is-good  { color: #2a8f5a; font-weight: 600; }

    .ss-toolbar {
      display: flex; justify-content: space-between; align-items: center;
      gap: .65rem; margin-top: 1.1rem;
      padding-top: .9rem;
      border-top: 1px solid var(--line-soft);
      flex-wrap: wrap;
    }
    .ss-submit-btn {
      padding: .65rem 1.3rem;
      font-size: .92rem; font-weight: 600;
      color: #fff;
      background: var(--accent-warm, #D67659);
      border: none; border-radius: 999px;
      cursor: pointer;
      transition: background .15s, transform .15s, box-shadow .15s;
    }
    .ss-submit-btn:hover:not(:disabled) {
      background: #b8553a;
      transform: translateY(-1px);
      box-shadow: 0 6px 14px -6px rgba(184,85,58,0.5);
    }
    .ss-submit-btn:disabled {
      opacity: .55; cursor: default;
      background: var(--ink-soft);
    }
    .ss-toolbar-meta { font-size: .78rem; color: var(--ink-soft); }

    /* Loading + error states */
    .ss-result { margin-top: 1.4rem; }
    .ss-loading {
      display: flex; align-items: center; gap: 1rem;
      padding: 1.3rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .ss-loading-l { font-size: .9rem; color: var(--ink); }
    .ss-error {
      padding: 1rem 1.2rem;
      background: rgba(184,85,58,0.08);
      border: 1px solid rgba(184,85,58,0.30);
      border-radius: 10px;
      color: #b8553a;
      font-size: .9rem;
    }

    /* Result card */
    .ss-result-card {
      padding: 1.5rem 1.6rem 1.6rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ss-result-h {
      display: flex; gap: 1rem; align-items: center;
      margin-bottom: 1.4rem;
      padding-bottom: 1.2rem;
      border-bottom: 1px solid var(--line);
    }
    .ss-result-band {
      width: 76px; height: 76px;
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      background: var(--accent-warm, #D67659);
      color: #fff;
      border-radius: 18px;
      flex-shrink: 0;
    }
    .ss-result-band-n {
      font-family: var(--font-display, inherit);
      font-size: 2rem; font-weight: 600; line-height: 1;
      letter-spacing: -.01em;
    }
    .ss-result-band-l {
      font-size: .65rem; font-weight: 700;
      letter-spacing: .15em;
      margin-top: .2rem;
      opacity: .9;
    }
    .ss-result-summary {
      flex: 1;
      font-size: 1rem; line-height: 1.55;
      color: var(--ink);
    }

    .ss-result-block { margin-bottom: 1.2rem; }
    .ss-result-block h4 {
      font-size: .72rem; font-weight: 700; letter-spacing: .12em;
      text-transform: uppercase;
      color: var(--ink-soft);
      margin: 0 0 .65rem;
    }
    .ss-result-block ul {
      list-style: none; margin: 0; padding: 0;
      display: flex; flex-direction: column; gap: .5rem;
    }
    .ss-result-block li {
      position: relative;
      padding-left: 1.4rem;
      font-size: .92rem; line-height: 1.55;
      color: var(--ink);
    }
    .ss-result-block li::before {
      position: absolute; left: 0; top: 0;
      font-weight: 700;
    }
    .ss-strengths li::before    { content: '✓'; color: #2a8f5a; }
    .ss-improvements li::before { content: '↗'; color: var(--accent-warm, #D67659); }

    .ss-tech-status { display: flex; flex-wrap: wrap; gap: .4rem; }
    .ss-tech-chip-status {
      font-weight: 600;
    }
    .ss-tech-chip-status.is-hit {
      background: rgba(42,143,90,0.10);
      border-color: rgba(42,143,90,0.40);
      color: #2a8f5a;
    }
    .ss-tech-chip-status.is-miss {
      background: rgba(184,85,58,0.06);
      border-color: rgba(184,85,58,0.25);
      color: #b8553a;
      opacity: .75;
    }

    .ss-result-compare {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: .9rem;
      margin: 1.2rem 0;
      padding: 1rem;
      background: var(--bg-tint, #f4ecdc);
      border-radius: 12px;
    }
    @media (max-width: 600px) {
      .ss-result-compare { grid-template-columns: 1fr; }
    }
    .ss-compare-col {
      padding: .85rem 1rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 10px;
    }
    .ss-compare-col.is-model {
      border-color: rgba(214,118,89,0.40);
      background: rgba(214,118,89,0.04);
    }
    .ss-compare-eyebrow {
      font-size: .65rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .45rem;
    }
    .ss-compare-col.is-model .ss-compare-eyebrow { color: var(--accent-warm, #D67659); }
    .ss-compare-body {
      font-size: .95rem; line-height: 1.6;
      color: var(--ink);
    }

    .ss-result-note {
      margin-top: .9rem; padding: .85rem 1rem;
      background: var(--bg-tint, #f4ecdc);
      border-radius: 10px;
      font-size: .87rem; line-height: 1.55;
      color: var(--ink-soft);
    }
    .ss-result-note strong { color: var(--ink); }
    .ss-result-actions {
      display: flex; justify-content: flex-end;
      margin-top: 1.25rem; padding-top: 1rem;
      border-top: 1px solid var(--line);
    }
    .ss-result-action {
      display: inline-flex; align-items: center;
      padding: .55rem 1rem;
      font-size: .85rem; font-weight: 500;
      color: var(--ink);
      background: transparent;
      border: 1px solid var(--line); border-radius: 999px;
      text-decoration: none;
      transition: border-color .15s, transform .15s;
    }
    .ss-result-action:hover {
      border-color: var(--ink);
      transform: translateY(-1px);
    }

    /* ─── Paragraph Sanity Check ─── */
    .ps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 1rem;
      margin-top: 1.25rem;
    }
    .ps-card-wrap { position: relative; }
    .ps-card {
      display: flex; flex-direction: column; gap: .55rem;
      padding: 1.1rem 1.2rem 1.2rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
      text-decoration: none;
      color: inherit;
      transition: border-color .15s, transform .15s, box-shadow .15s;
    }
    .ps-card:hover {
      border-color: var(--ink);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }
    .ps-card-h {
      display: flex; align-items: baseline; justify-content: space-between;
      gap: .55rem;
    }
    .ps-card-title {
      font-weight: 600; font-size: 1rem; line-height: 1.3;
      color: var(--ink);
    }
    .ps-card-level {
      flex-shrink: 0;
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .45rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 4px;
      color: var(--ink-soft);
    }
    .ps-card-topic {
      font-size: .85rem; line-height: 1.5;
      color: var(--ink-soft);
      display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .ps-card-keys { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .25rem; }
    .ps-mini-pill {
      font-size: .7rem; font-weight: 500;
      padding: .15rem .55rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink-soft);
    }

    /* Play page */
    .ps-play-page { max-width: 920px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
    .ps-prompt-card {
      margin-top: 1.25rem;
      padding: 1.5rem 1.7rem 1.4rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ps-prompt-eyebrow {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .5rem;
    }
    .ps-prompt-text {
      font-size: 1rem; line-height: 1.6;
      color: var(--ink); font-weight: 500;
    }
    .ps-keys-block {
      margin-top: 1.1rem; padding-top: 1rem;
      border-top: 1px solid var(--line);
    }
    .ps-keys-h {
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--accent-warm, #D67659); text-transform: uppercase;
      margin-bottom: .55rem;
    }
    .ps-keys-list {
      list-style: none; counter-reset: pskey;
      margin: 0; padding: 0;
      display: flex; flex-direction: column; gap: .4rem;
    }
    .ps-keys-list li {
      counter-increment: pskey;
      position: relative;
      padding-left: 1.7rem;
      font-size: .9rem; line-height: 1.5;
      color: var(--ink);
    }
    .ps-keys-list li::before {
      content: counter(pskey);
      position: absolute; left: 0; top: .2rem;
      width: 20px; height: 20px;
      border-radius: 50%;
      background: var(--ink); color: var(--bg);
      font-size: .68rem; font-weight: 700;
      display: flex; align-items: center; justify-content: center;
    }

    .ps-write {
      margin-top: 1.3rem;
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ps-write-h {
      display: flex; justify-content: space-between; align-items: baseline;
      gap: .75rem; margin-bottom: .65rem;
    }
    .ps-write-h-l { font-size: .82rem; font-weight: 700; letter-spacing: .08em; color: var(--ink); text-transform: uppercase; }
    .ps-write-target { font-size: .78rem; color: var(--ink-soft); }
    .ps-textarea {
      width: 100%; box-sizing: border-box;
      min-height: 200px;
      padding: 1rem 1.1rem;
      font-family: inherit; font-size: 1rem; line-height: 1.7;
      color: var(--ink);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 10px;
      resize: vertical;
      transition: border-color .15s, box-shadow .15s;
    }
    .ps-textarea:focus {
      outline: none;
      border-color: var(--accent-warm, #D67659);
      box-shadow: 0 0 0 3px rgba(214,118,89,0.15);
    }
    .ps-textarea:disabled {
      background: var(--bg-tint, #f4ecdc);
      color: var(--ink);
      cursor: default;
    }
    .ps-meta {
      display: flex; justify-content: space-between; align-items: center;
      gap: .75rem; margin-top: .55rem;
      font-size: .82rem; color: var(--ink-soft);
    }
    .ps-meta-words.is-under, .ps-meta-words.is-over { color: #b8553a; }
    .ps-meta-words.is-good   { color: #2a8f5a; font-weight: 600; }

    .ps-connectors-strip {
      margin-top: 1rem;
      padding: .9rem 1rem 1rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .ps-connectors-h {
      display: flex; align-items: baseline; justify-content: space-between;
      gap: .75rem;
      margin-bottom: .5rem;
    }
    .ps-connectors-h-l {
      font-size: .68rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin: 0;
    }
    .ps-connectors-h-sub { font-size: .72rem; color: var(--ink-soft); }
    .ps-connectors {
      display: flex; flex-wrap: wrap; gap: .35rem;
    }

    .ps-toolbar {
      display: flex; justify-content: space-between; align-items: center;
      gap: .65rem; margin-top: 1.1rem;
      padding-top: .9rem;
      border-top: 1px solid var(--line-soft);
      flex-wrap: wrap;
    }

    /* Result card */
    .ps-result-card {
      padding: 1.5rem 1.6rem 1.6rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .ps-result-h {
      display: flex; gap: 1rem; align-items: center;
      margin-bottom: 1.4rem;
      padding-bottom: 1.2rem;
      border-bottom: 1px solid var(--line);
    }
    .ps-verdict-pill {
      flex-shrink: 0;
      padding: .55rem 1.1rem;
      font-size: .78rem; font-weight: 700;
      letter-spacing: .04em;
      border-radius: 999px;
      border: 1px solid;
    }
    .ps-verdict-pill.is-solid {
      background: rgba(42,143,90,0.12);
      border-color: rgba(42,143,90,0.40);
      color: #2a8f5a;
    }
    .ps-verdict-pill.is-mostly {
      background: rgba(214,118,89,0.10);
      border-color: rgba(214,118,89,0.40);
      color: #b8553a;
    }
    .ps-verdict-pill.is-needs {
      background: rgba(184,68,59,0.12);
      border-color: rgba(184,68,59,0.45);
      color: #b4443b;
    }
    .ps-result-summary {
      flex: 1;
      font-size: .98rem; line-height: 1.55;
      color: var(--ink);
    }

    .ps-checks {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: .75rem;
      margin-bottom: 1.4rem;
    }
    @media (max-width: 600px) {
      .ps-checks { grid-template-columns: 1fr; }
    }
    .ps-check {
      padding: .85rem 1rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .ps-check.is-ok {
      background: rgba(42,143,90,0.06);
      border-color: rgba(42,143,90,0.30);
    }
    .ps-check.is-fail {
      background: rgba(184,85,58,0.05);
      border-color: rgba(184,85,58,0.30);
    }
    .ps-check-h {
      display: flex; align-items: center; gap: .5rem;
      margin-bottom: .35rem;
    }
    .ps-check-mark {
      width: 22px; height: 22px;
      display: flex; align-items: center; justify-content: center;
      border-radius: 50%;
      font-size: .75rem; font-weight: 700;
      color: #fff;
    }
    .ps-check.is-ok .ps-check-mark   { background: #2a8f5a; }
    .ps-check.is-fail .ps-check-mark { background: #b8553a; }
    .ps-check-l {
      font-size: .85rem; font-weight: 600;
      color: var(--ink);
    }
    .ps-check-note {
      font-size: .82rem; line-height: 1.55;
      color: var(--ink-soft);
    }

    .ps-edits { margin-bottom: 1.4rem; }
    .ps-edits-h {
      font-size: .72rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink-soft); text-transform: uppercase;
      margin: 0 0 .85rem;
    }
    .ps-edit {
      display: flex; gap: .85rem;
      padding: .9rem 1rem 1rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
      margin-bottom: .65rem;
    }
    .ps-edit-n {
      flex-shrink: 0;
      width: 26px; height: 26px;
      border-radius: 50%;
      background: var(--accent-warm, #D67659); color: #fff;
      display: flex; align-items: center; justify-content: center;
      font-weight: 700; font-size: .8rem;
    }
    .ps-edit-body { flex: 1; min-width: 0; }
    .ps-edit-quote {
      font-style: italic;
      color: var(--ink);
      padding: .35rem .65rem;
      border-left: 3px solid var(--accent-warm, #D67659);
      background: var(--card);
      border-radius: 0 6px 6px 0;
      margin-bottom: .6rem;
      font-size: .92rem; line-height: 1.55;
    }
    .ps-edit-issue, .ps-edit-fix {
      font-size: .87rem; line-height: 1.55;
      color: var(--ink-soft);
      margin-top: .25rem;
    }
    .ps-edit-issue strong { color: #b8553a; }
    .ps-edit-fix   strong { color: #2a8f5a; }

    .ps-original {
      margin-bottom: 1rem;
      padding: 1rem 1.1rem;
      background: var(--bg-tint, #f4ecdc);
      border-radius: 10px;
    }
    .ps-original-h {
      font-size: .65rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .45rem;
    }
    .ps-original-body {
      font-size: .95rem; line-height: 1.65;
      color: var(--ink);
      white-space: pre-line;
    }

    .ps-rewrite-details {
      margin-top: .85rem;
      border: 1px solid var(--line);
      border-radius: 10px;
      overflow: hidden;
    }
    .ps-rewrite-summary {
      padding: .65rem 1rem;
      background: var(--card);
      cursor: pointer;
      list-style: none;
      font-size: .85rem; font-weight: 600;
      color: var(--accent-warm, #D67659);
      user-select: none;
    }
    .ps-rewrite-summary::-webkit-details-marker { display: none; }
    .ps-rewrite-summary:hover { background: var(--bg-tint, #f4ecdc); }
    .ps-rewrite-body {
      padding: 1rem 1.1rem 1.1rem;
      background: var(--bg-tint, #f4ecdc);
      font-size: .95rem; line-height: 1.7;
      color: var(--ink);
      white-space: pre-line;
      border-top: 1px solid var(--line);
    }

    .ps-history-mark {
      font-size: 1.2rem !important;
      font-weight: 700 !important;
    }
    .ps-history-mark.is-solid  { color: #2a8f5a !important; }
    .ps-history-mark.is-mostly { color: #b8553a !important; }
    .ps-history-mark.is-needs  { color: #b4443b !important; }

    /* ─── Speaking — Part 1 (Pre-IELTS) ─── */
    .sp1-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 1rem;
      margin-top: 1.25rem;
    }
    .sp1-card-wrap { position: relative; }
    .sp1-card {
      display: flex; flex-direction: column; gap: .55rem;
      padding: 1.1rem 1.25rem 1.2rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
      text-decoration: none;
      color: inherit;
      transition: border-color .15s, transform .15s, box-shadow .15s;
    }
    .sp1-card:hover {
      border-color: var(--ink);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }
    .sp1-card-h { display: flex; align-items: baseline; justify-content: space-between; gap: .55rem; }
    .sp1-card-title { font-weight: 600; font-size: 1rem; line-height: 1.3; color: var(--ink); }
    .sp1-card-level {
      flex-shrink: 0;
      font-size: .65rem; font-weight: 700; letter-spacing: .1em;
      padding: .15rem .45rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 4px;
      color: var(--ink-soft);
    }
    .sp1-card-theme {
      font-size: .8rem; color: var(--ink-soft);
      text-transform: capitalize;
    }
    .sp1-card-foot {
      display: flex; justify-content: space-between; align-items: center;
      margin-top: .25rem;
      font-size: .8rem; color: var(--ink-mute);
    }
    .sp1-card-arrow {
      transition: transform .15s;
    }
    .sp1-card:hover .sp1-card-arrow { transform: translateX(3px); }

    /* Play page */
    .sp1-play-page { max-width: 900px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
    .sp1-topic-theme {
      margin-top: 1rem;
      font-size: .68rem; font-weight: 700; letter-spacing: .15em;
      color: var(--ink-mute); text-transform: uppercase;
    }

    /* Vocab bank */
    .sp1-vocab {
      margin-top: 1rem;
      padding: 1rem 1.2rem 1.2rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 12px;
    }
    .sp1-vocab-h {
      font-size: .72rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin-bottom: .65rem;
    }
    .sp1-vocab-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
      gap: .55rem;
    }
    .sp1-vocab-item {
      padding: .55rem .8rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 8px;
    }
    .sp1-vocab-w {
      font-size: .9rem; font-weight: 600;
      color: var(--ink);
    }
    .sp1-vocab-d {
      font-size: .78rem; line-height: 1.45;
      color: var(--ink-soft);
      margin-top: .15rem;
    }

    /* Question cards */
    .sp1-questions {
      margin-top: 1.5rem;
      display: flex; flex-direction: column; gap: 1rem;
    }
    .sp1-q-card {
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
    }
    .sp1-q-h {
      display: flex; align-items: flex-start; gap: .85rem;
      margin-bottom: 1rem;
    }
    .sp1-q-n {
      flex-shrink: 0;
      width: 28px; height: 28px;
      border-radius: 50%;
      background: var(--ink); color: var(--bg);
      display: flex; align-items: center; justify-content: center;
      font-weight: 700; font-size: .8rem;
    }
    .sp1-q-t {
      flex: 1;
      font-size: 1.1rem; line-height: 1.4;
      color: var(--ink); font-weight: 500;
      letter-spacing: -.005em;
    }

    /* Sentence-starters */
    .sp1-starters { margin-bottom: 1rem; }
    .sp1-starters-h {
      font-size: .68rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink-mute); text-transform: uppercase;
      margin-bottom: .4rem;
    }
    .sp1-starters-list { display: flex; flex-direction: column; gap: .35rem; }
    .sp1-starter {
      display: flex; align-items: center; gap: .55rem;
      width: 100%;
      padding: .5rem .7rem;
      font-family: inherit; font-size: .88rem; line-height: 1.4;
      color: var(--ink);
      background: var(--bg-tint, #f4ecdc);
      border: 1px solid var(--line);
      border-radius: 8px;
      cursor: pointer;
      text-align: left;
      transition: border-color .15s, background .15s, transform .15s;
    }
    .sp1-starter:hover {
      border-color: var(--ink);
      transform: translateX(2px);
    }
    .sp1-starter.is-copied {
      background: rgba(42,143,90,0.12);
      border-color: rgba(42,143,90,0.45);
      color: #2a8f5a;
    }
    .sp1-starter-t { flex: 1; }
    .sp1-starter-icon {
      display: inline-flex; align-items: center; justify-content: center;
      flex-shrink: 0;
      color: var(--ink-mute);
    }
    .sp1-starter:hover .sp1-starter-icon { color: var(--ink); }
    .sp1-starter.is-copied .sp1-starter-icon { color: #2a8f5a; }

    /* Recorder row */
    .sp1-rec-row {
      display: flex; align-items: center; gap: .85rem;
      margin: 1rem 0 .25rem;
      flex-wrap: wrap;
    }
    .sp1-rec-btn {
      display: inline-flex; align-items: center; gap: .55rem;
      padding: .5rem 1rem;
      font-family: inherit;
      font-size: .85rem; font-weight: 600;
      color: var(--ink);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 999px;
      cursor: pointer;
      transition: border-color .15s, background .15s, color .15s;
    }
    .sp1-rec-btn:hover { border-color: var(--ink); }
    .sp1-rec-btn.is-recording {
      background: rgba(184,68,59,0.10);
      border-color: rgba(184,68,59,0.45);
      color: #b4443b;
    }
    .sp1-rec-dot {
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--ink-mute);
      flex-shrink: 0;
      transition: background .15s;
    }
    .sp1-rec-btn.is-recording .sp1-rec-dot {
      background: #b4443b;
      animation: sp1RecPulse 1s ease-in-out infinite;
    }
    @keyframes sp1RecPulse {
      0%, 100% { box-shadow: 0 0 0 0 rgba(184,68,59,0.45); }
      50%      { box-shadow: 0 0 0 6px rgba(184,68,59,0); }
    }
    .sp1-rec-time {
      font-family: 'SF Mono', Menlo, monospace;
      font-size: .82rem;
      color: var(--ink-soft);
      font-weight: 500;
    }
    .sp1-rec-btn.is-recording .sp1-rec-time { color: #b4443b; }
    .sp1-rec-playback {
      display: flex; align-items: center; gap: .5rem;
      flex: 1;
      min-width: 220px;
    }
    .sp1-rec-playback audio {
      flex: 1;
      height: 32px;
      max-width: 460px;
    }
    .sp1-rec-clear {
      width: 24px; height: 24px;
      border-radius: 50%;
      border: 1px solid var(--line);
      background: transparent;
      color: var(--ink-soft);
      cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem; line-height: 1;
      flex-shrink: 0;
    }
    .sp1-rec-clear:hover { color: var(--ink); border-color: var(--ink); }

    /* Model answer reveal */
    .sp1-model-details {
      margin-top: .85rem;
      border: 1px solid var(--line);
      border-radius: 10px;
      overflow: hidden;
    }
    .sp1-model-summary {
      padding: .65rem 1rem;
      background: var(--bg-tint, #f4ecdc);
      cursor: pointer;
      list-style: none;
      font-size: .85rem; font-weight: 600;
      color: var(--accent-warm, #D67659);
      user-select: none;
    }
    .sp1-model-summary::-webkit-details-marker { display: none; }
    .sp1-model-summary:hover { background: rgba(214,118,89,0.06); }
    .sp1-model-body {
      padding: 1rem 1.1rem 1.1rem;
      background: var(--bg);
      font-size: .95rem; line-height: 1.65;
      color: var(--ink);
      border-top: 1px solid var(--line);
      white-space: pre-line;
    }

    /* Self-check summary */
    .sp1-summary {
      margin-top: 1.5rem;
      padding: 1.3rem 1.4rem 1.4rem;
      background: var(--bg-tint, #f4ecdc);
      border: 1px dashed var(--line);
      border-radius: 14px;
    }
    .sp1-summary-h {
      font-size: .8rem; font-weight: 700; letter-spacing: .12em;
      color: var(--ink); text-transform: uppercase;
      margin-bottom: .35rem;
    }
    .sp1-summary-sub {
      font-size: .85rem; line-height: 1.5;
      color: var(--ink-soft);
      margin: 0 0 .9rem;
    }
    .sp1-summary-checks {
      display: flex; flex-direction: column; gap: .5rem;
    }
    .sp1-check {
      display: flex; align-items: flex-start; gap: .6rem;
      cursor: pointer;
      font-size: .9rem; line-height: 1.5;
      color: var(--ink);
    }
    .sp1-check input {
      flex-shrink: 0;
      margin-top: .2rem;
      width: 16px; height: 16px;
      accent-color: var(--accent-warm, #D67659);
      cursor: pointer;
    }
    .sp1-check input:checked + span {
      color: var(--ink-soft);
      text-decoration: line-through;
    }