/* Tokens: chrome, then tajweed colours (hue = legend group); dark redefines both. */
@font-face {
  font-family: "DigitalKhatt";
  src: url("/static/fonts/DigitalKhattV2.otf") format("opentype");
  font-display: block;
}

:root {
  color-scheme: light;
  --paper: #eef0f3;
  --surface: #ffffff;
  --sunk: #f3f4f7;
  --ink: #161827;
  --ink-2: #3a3d52;
  --muted: #63667b;
  --line: #e0e3ea;
  --accent: #3b3db0;
  --accent-soft: #e8e8fb;
  --gold: #8f6413;
  --ok: #1c7a50;
  --warn: #8f5c00;
  --danger: #b3261e;
  --k-deletion: #d32f2f; --k-insertion: #1976d2; --k-substitution: #b58900; --k-tajweed: #ef6c00;
  --t-silent: #a9b1ad;

  --r-madd_tabii: #c25e00;
  --r-madd_muttasil: #c62828;
  --r-madd_munfasil: #c2185b;
  --r-madd_lazim: #7d1430;
  --r-madd_arid_lissukun: #8f6a00;
  --r-madd_leen: #8e3fae;
  --r-ghunnah_mushaddadah: #2f8a3a;
  --r-idgham_bi_ghunnah: #1d6e55;
  --r-idgham_shafawi: #0f6d80;
  --r-iqlab: #6b7f00;
  --r-ikhfaa: #3b7f1d;
  --r-ikhfaa_shafawi: #00796b;
  --r-idgham_mutajanisayn_naqis: #4f8580;
  --r-qalqala_kubra: #075a78;
  --r-qalqala_sughra: #0a7fa8;
  --r-tafkheem: #1f4e9c;
  --r-ibdal_hamza: #a0522d;
  --r-iltiqa_haraka: #8d5524;
  --r-imala: #5b5bb5;
  --r-tashil: #9a5b13;
  --r-ishmam: #8b3f6b;

  --font-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-quran: "DigitalKhatt", "Amiri Quran", serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #0b0d13; --surface: #161925; --sunk: #1d2130; --ink: #e9eaf2; --ink-2: #c4c6d6;
    --muted: #9396ab; --line: #2b2f40; --accent: #a3a5ff; --accent-soft: #272a4d; --gold: #d8a94c;
    --ok: #4cc28a; --warn: #e7b43c; --danger: #ff8a80; --t-silent: #5d6875;
    --k-deletion: #ef5350; --k-insertion: #4ea3f1; --k-substitution: #f2c94c; --k-tajweed: #ffa040;
    --r-madd_tabii: #f6a25a; --r-madd_muttasil: #ff7b7b; --r-madd_munfasil: #f48fb8; --r-madd_lazim: #e5738f;
    --r-madd_arid_lissukun: #e3c25a; --r-madd_leen: #d39cf0;
    --r-ghunnah_mushaddadah: #63d67b; --r-idgham_bi_ghunnah: #5cc99c; --r-idgham_shafawi: #58c4dd;
    --r-iqlab: #c6d65a; --r-ikhfaa: #9ad46a; --r-ikhfaa_shafawi: #4fd1c0; --r-idgham_mutajanisayn_naqis: #93c2bd;
    --r-qalqala_kubra: #9be3f7; --r-qalqala_sughra: #5fd0f0; --r-tafkheem: #8fb2ff;
    --r-ibdal_hamza: #e39a72; --r-iltiqa_haraka: #d6a36e; --r-imala: #a9a9f5; --r-tashil: #e0ad66; --r-ishmam: #e59ac8;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #0b0d13; --surface: #161925; --sunk: #1d2130; --ink: #e9eaf2; --ink-2: #c4c6d6;
  --muted: #9396ab; --line: #2b2f40; --accent: #a3a5ff; --accent-soft: #272a4d; --gold: #d8a94c;
  --ok: #4cc28a; --warn: #e7b43c; --danger: #ff8a80; --t-silent: #5d6875;
    --k-deletion: #ef5350; --k-insertion: #4ea3f1; --k-substitution: #f2c94c; --k-tajweed: #ffa040;
  --r-madd_tabii: #f6a25a; --r-madd_muttasil: #ff7b7b; --r-madd_munfasil: #f48fb8; --r-madd_lazim: #e5738f;
  --r-madd_arid_lissukun: #e3c25a; --r-madd_leen: #d39cf0;
  --r-ghunnah_mushaddadah: #63d67b; --r-idgham_bi_ghunnah: #5cc99c; --r-idgham_shafawi: #58c4dd;
  --r-iqlab: #c6d65a; --r-ikhfaa: #9ad46a; --r-ikhfaa_shafawi: #4fd1c0; --r-idgham_mutajanisayn_naqis: #93c2bd;
  --r-qalqala_kubra: #9be3f7; --r-qalqala_sughra: #5fd0f0; --r-tafkheem: #8fb2ff;
  --r-ibdal_hamza: #e39a72; --r-iltiqa_haraka: #d6a36e; --r-imala: #a9a9f5; --r-tashil: #e0ad66; --r-ishmam: #e59ac8;
}

/* Base */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 14px/1.45 var(--font-body); }
button, select, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
::selection { background: var(--accent-soft); }
.muted { color: var(--muted); }

/* Layout: one column, full-bleed on a phone, a phone-width column on a desktop. */
.page {
  max-width: 480px; margin: 0 auto; display: grid; align-content: start; gap: 10px; background: var(--surface); border-radius: 0 0 24px 24px;
  padding: max(10px, env(safe-area-inset-top)) 16px 0;
}
.page > * { min-width: 0; }
@media (min-width: 520px) { body { padding-block: 24px; } .page { border: 1px solid var(--line); border-radius: 24px; } }

/*
 * Side card, the roadmap: a collapsible note above the page on a phone, a card right of it on wide
 * screens. It marks a supported item with a check, one in progress with a pulse.
 */
.side {
  max-width: 480px; margin: 0 auto; display: grid; gap: 12px; padding: max(14px, env(safe-area-inset-top)) 16px 14px;
  background: var(--paper); font-size: 13px; line-height: 1.4; color: var(--ink-2);
}
.side summary {
  display: flex; align-items: center; justify-content: space-between; list-style: none; cursor: pointer;
  font-size: 13px; font-weight: 600; color: var(--ink);
}
.side summary::-webkit-details-marker { display: none; }
.side summary::after {
  content: ""; width: 7px; height: 7px; margin-inline-end: 4px; border: solid var(--muted); border-width: 0 1.6px 1.6px 0;
  rotate: 45deg; translate: 0 -2px; transition: rotate .15s;
}
.side[open] summary::after { rotate: 225deg; translate: 0 2px; }
.side[open] summary { margin-bottom: 10px; }
.side-group + .side-group { margin-top: 12px; }
.side h2 { margin: 0 0 6px; font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.side ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.roadmap li { position: relative; padding-inline-start: 24px; }
.roadmap li::before {
  content: ""; position: absolute; inset-inline-start: 0; top: 1px; width: 16px; height: 16px; border-radius: 50%;
}
.roadmap .done li::before {
  content: "\2713"; display: grid; place-items: center; font-size: 10px; font-weight: 700; color: var(--ok);
  background: color-mix(in srgb, var(--ok) 16%, transparent);
}
.roadmap .next li::before { background: radial-gradient(circle, var(--accent) 0 3px, color-mix(in srgb, var(--accent) 18%, transparent) 3.5px); }
.roadmap .next li { color: var(--ink); }
.roadmap + .page, .roadmap + .page .head { border-top-left-radius: 24px; border-top-right-radius: 24px; }
@media (min-width: 520px) {
  body { padding-top: 0; }
  .side { padding: 20px 4px 16px; }
}
/* Wide screens: the roadmap right of the page; it shrinks before the page does. */
@media (min-width: 900px) {
  body { display: flex; justify-content: center; align-items: flex-start; gap: 20px; padding-top: 24px; padding-inline: 20px; }
  .page { margin: 0; flex: 0 1 480px; }
  .side {
    flex: 0 1 260px; margin: 0; position: sticky; top: 24px;
    background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 18px 20px;
  }
  .roadmap { order: 1; }
}

/* Head: title, pickers and legend, pinned to the top of the screen. */
.head {
  position: sticky; top: 0; z-index: 3; display: grid; gap: 10px; margin: calc(-1 * max(10px, env(safe-area-inset-top))) -16px 0;
  padding: max(10px, env(safe-area-inset-top)) 16px 10px; background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
@media (min-width: 520px) { .head { border-radius: 24px 24px 0 0; } }
.top { display: flex; align-items: center; gap: 10px; }
.top h1 { margin: 0; font-size: 16px; font-weight: 700; letter-spacing: .01em; }
.top .docs { font-size: 12.5px; color: var(--accent); text-decoration: none; }
.top .theme { margin-inline-start: auto; }

/* Controls */
.controls { display: grid; gap: 8px; }
.row { display: flex; align-items: center; gap: 6px; min-width: 0; }
.row > select { flex: 1 1 0; }
.row > select.num { flex: 0 0 64px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; position: relative;
  border: 1px solid var(--line); background: var(--surface); padding: 6px 12px; border-radius: 999px;
  cursor: pointer; font-size: 13px; font-weight: 500; white-space: nowrap; min-height: 36px;
}
.btn:disabled { cursor: default; color: var(--muted); opacity: .6; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn.icon { padding: 0; width: 36px; flex: none; border-radius: 10px; background: var(--sunk); border-color: transparent; }
.btn.icon[aria-pressed="true"] { background: var(--accent); color: var(--surface); }
.top .btn.icon { background: none; color: var(--ink-2); }
.theme[aria-pressed="true"] .i-sun, .theme[aria-pressed="false"] .i-moon { display: none; }
select {
  width: 100%; min-width: 0; height: 36px; padding: 0 26px 0 10px; border-radius: 10px; border: 0;
  background: var(--sunk) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23888' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 9px center / 10px 6px;
  appearance: none; text-overflow: ellipsis; cursor: pointer; font-size: 14px;
}
.toggles .seg { flex: 1 1 0; }
.playback-speed { justify-content: space-between; padding-block: 6px; }
.playback-speed > span { color: var(--ink-2); font-size: 12px; }
.playback-speed .seg { flex: 0 1 210px; }
.seg { display: flex; background: var(--sunk); border-radius: 10px; padding: 3px; gap: 2px; }
.seg button {
  flex: 1; border: 0; background: none; padding: 4px 6px; border-radius: 8px; cursor: pointer;
  font-weight: 500; font-size: 13px; color: var(--muted); min-height: 30px;
}
.seg button[aria-checked="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgb(0 0 0 / .14); }

.plan-tools { display: grid; gap: 6px; }
.plan-tools .row { flex-wrap: wrap; }
.note { margin: 0; font-size: 12px; color: var(--muted); }
.note:empty { display: none; }

/* Legend: one scrolling line of toggles above the verse. */
.legend {
  display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; margin-inline: -16px; padding: 2px 16px;
  mask-image: linear-gradient(to right, transparent, #000 12px, #000 calc(100% - 12px), transparent);
}
.legend::-webkit-scrollbar { display: none; }
.lg-list { display: contents; }
.lg {
  display: inline-flex; align-items: center; gap: 6px; flex: none; border: 1px solid var(--line); background: var(--surface);
  border-radius: 999px; padding: 3px 10px; cursor: pointer; font-size: 12px; font-weight: 500; min-height: 28px; white-space: nowrap;
}
.lg i { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.lg[aria-pressed="false"] { color: var(--muted); text-decoration: line-through; }
.lg[aria-pressed="false"] i { opacity: .35; }
.lg.all[aria-pressed="true"] { background: var(--ink); color: var(--surface); border-color: var(--ink); text-decoration: none; }
.lg.all[aria-pressed="false"] { text-decoration: none; }

.status { margin: 0; font-size: 13px; color: var(--ink-2); display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.status.warn { color: var(--warn); }
.status.error { color: var(--danger); }

/* Dock: Play and Recite, pinned to the bottom of the screen and sitting right under a short verse. */
.dock {
  position: sticky; bottom: 0; z-index: 3; display: grid; justify-items: center; gap: 8px;
  margin-inline: -16px; padding: 12px 16px max(12px, env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line); border-radius: 0 0 24px 24px;
}
.feedback:not([hidden]) ~ .dock { position: static; }
.dock .note { min-height: 1.45em; font-variant-numeric: tabular-nums; text-align: center; }
/* The check's feedback: the verdict in its tone, any notes under it. */
.dock .note > span { display: block; }
.dock .note > span + span { color: var(--ink-2); }
.dock .note.ok { color: var(--ok); }
.dock .note.warn { color: var(--warn); }
.dock .note.error { color: var(--danger); }
.dock .note:is(.ok, .warn, .error) > span:first-child { font-size: 13px; font-weight: 600; }
.dock-row { display: flex; align-items: center; justify-content: center; gap: 28px; }
.round {
  position: relative; display: grid; place-items: center; flex: none; border-radius: 50%; border: 0; cursor: pointer;
}
.round > * { grid-area: 1 / 1; }
.round:disabled { cursor: default; }
.round svg:not(.ring) { width: 24px; height: 24px; }
.round .spin, .round .i-pause, .round .i-stop { display: none; }
.round.is-loading .spin {
  display: block; width: 20px; height: 20px; border-radius: 50%; border: 2px solid currentColor;
  border-inline-end-color: transparent; opacity: 0; animation: spin .8s linear infinite, appear 0s .3s forwards;
}
.round.is-loading > svg:not(.ring) { display: none; }
@keyframes spin { to { rotate: 1turn; } }
@keyframes appear { to { opacity: 1; } }

.play { width: 64px; height: 64px; background: none; color: var(--ink); }
.play::before { content: ""; grid-area: 1 / 1; width: 54px; height: 54px; border-radius: 50%; background: var(--sunk); }
.play:disabled { color: var(--muted); }
.play.is-playing .i-play { display: none; }
.play.is-playing .i-pause { display: block; }
.play .ring { width: 64px; height: 64px; rotate: -90deg; pointer-events: none; }
.ring circle { fill: none; stroke-width: 3.5; }
.ring .track { stroke: var(--line); }
.ring .bar { stroke: var(--accent); stroke-linecap: round; stroke-dasharray: 100; stroke-dashoffset: 100; }

.recite { width: 64px; height: 64px; background: var(--accent); color: var(--surface); box-shadow: 0 4px 14px color-mix(in srgb, var(--accent) 35%, transparent); }
.recite:disabled { opacity: .7; }
.recite.is-recording { background: var(--danger); box-shadow: 0 0 0 0 color-mix(in srgb, var(--danger) 45%, transparent); animation: rec-pulse 1.4s ease-out infinite; }
.recite.is-recording .i-mic { display: none; }
.recite.is-recording .i-stop { display: block; }
@keyframes rec-pulse { to { box-shadow: 0 0 0 14px transparent; } }
@media (prefers-reduced-motion: reduce) { .recite.is-recording { animation: none; } }

/* Verse: words are flex items so a word never breaks; letters are inline spans. */
.quran { font-family: var(--font-quran); direction: rtl; }

/* Learner feedback inherits the page's surfaces and draws one checked span. */
.feedback { display: grid; gap: 14px; padding-block: 16px 8px; border-top: 1px solid var(--line); }
.feedback h2 { margin: 0; font-size: 16px; font-weight: 700; }
.feedback-summary { margin: -6px 0 0; color: var(--ink-2); font-size: 13px; }
.feedback[data-state="clean"] .feedback-summary { color: var(--ok); }
.feedback-whole { display: grid; gap: 14px; padding: 14px; background: var(--sunk); border-radius: 12px; }
.feedback-whole .feedback-pair { grid-template-columns: minmax(0, 1fr); padding: 0; }
.feedback-label { color: var(--muted); font-size: 12px; }
.feedback-spelling { display: flex; flex-wrap: wrap; gap: 0 .22em; font-size: 26px; line-height: 1.9; min-width: 0; }
.feedback-spelling .w { white-space: nowrap; position: relative; isolation: isolate; }
.feedback-canonical:has(.run) { display: block; }
.feedback-canonical .run { display: flex; flex-wrap: wrap; column-gap: .22em; }
.feedback-spelling .L, .feedback-spelling .P, .feedback-spelling .gl .o { color: var(--c, inherit); }

.feedback[data-playing="reciter"] [data-source="reciter"] > .feedback-label,
.feedback[data-playing="mine"] [data-source="mine"] > .feedback-label { color: var(--accent); }
.feedback-legend { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: -4px; color: var(--ink-2); font-size: 11.5px; }
.feedback-legend span { display: inline-flex; align-items: center; gap: 5px; }
.feedback-legend i { width: 8px; height: 8px; border-radius: 2px; background: var(--c); }
.feedback-error { min-width: 0; border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.feedback-family { display: inline-block; padding: 2px 7px; border-radius: 5px; background: var(--sunk); color: var(--ink-2); font-size: 11px; font-weight: 600; }
.feedback-message { display: block; margin: 0 0 4px; font-size: 14px; font-weight: 600; line-height: 1.5; }
.feedback-ar { display: block; margin: 0; color: var(--ink-2); font-size: 16px; line-height: 1.8; }
.feedback-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding-block: 14px; }
.feedback-pair > * { min-width: 0; }
.feedback-pair .feedback-spelling { font-size: 24px; }
.feedback-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; }
.feedback-actions .btn { padding: 6px 10px; min-height: 40px; font-size: 12px; }
.feedback-listen { color: var(--accent); }
.feedback-listen[aria-pressed="true"] { background: var(--accent-soft); }
.feedback-listen:hover:enabled { background: var(--sunk); }
@media (max-width: 480px) { .feedback-actions { column-gap: 6px; } .feedback-pair { grid-template-columns: minmax(0, 1fr); } }
.feedback-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
.feedback-header h2 { margin: 0; }
.feedback-families { display: flex; gap: 6px; margin: 0; }
.feedback-controls { min-width: 0; }
.feedback-messages { display: grid; gap: 6px; margin-top: 12px; }
.feedback-explanation { display: grid; grid-template-columns: minmax(0, 1fr) 18px; column-gap: 10px; width: 100%; text-align: start; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--ink); padding: 8px; cursor: pointer; font: inherit; }
.feedback-explanation > span { grid-column: 1; }
.feedback-explanation svg { grid-column: 2; grid-row: 1 / 3; align-self: center; width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; color: var(--accent); }
.feedback-explanation:hover:enabled { background: var(--sunk); }
.feedback-explanation[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); }
.feedback-explanation:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.feedback-explanation:disabled { cursor: default; }
.feedback-controls .note { margin: 6px 0 0; }
.verse { font-size: 28px; line-height: 2; color: var(--ink); display: grid; gap: .35em; }
.verse .run { display: flex; flex-wrap: wrap; column-gap: .22em; word-spacing: .22em; overflow-wrap: normal; }
.verse .run + .run { padding-top: .35em; border-top: 1px solid var(--line); }
.verse .w { white-space: nowrap; position: relative; cursor: pointer; border-radius: 6px; }
.verse .w:focus-visible { outline-offset: 0; border-radius: 6px; }
.verse .w .end { margin-inline-start: .22em; }
.verse .out { opacity: .38; }
.verse .end, .verse .sg { color: var(--gold); }
.verse .L, .verse .P, .verse .gl .o { color: var(--c, inherit); }
.gl { position: absolute; pointer-events: none; overflow: visible; fill: currentColor; }
/* A word drawn by its glyph layer keeps its text only for layout, selection and copy. */
.w.layered :is(.L, .P, .sg) { -webkit-text-fill-color: transparent; }
:is(.verse.playing, .feedback-spelling.playing) .L, :is(.verse.playing, .feedback-spelling.playing) .P, :is(.verse.playing, .feedback-spelling.playing) .gl .o { color: color-mix(in srgb, var(--c, var(--ink)) 50%, var(--surface)); }
:is(.verse.playing, .feedback-spelling.playing) .sg, :is(.verse.playing, .feedback-spelling.playing) .end { color: color-mix(in srgb, var(--gold) 50%, var(--surface)); }
:is(.verse.playing, .feedback-spelling.playing) .P.on, :is(.verse.playing, .feedback-spelling.playing) .L.on, :is(.verse.playing, .feedback-spelling.playing) .L.on .P, :is(.verse.playing, .feedback-spelling.playing) .gl .o.on, :is(.verse.playing, .feedback-spelling.playing) .w.on .L, :is(.verse.playing, .feedback-spelling.playing) .w.on .P, :is(.verse.playing, .feedback-spelling.playing) .w.on .gl .o { color: var(--c-on, var(--c, var(--accent))); }
.verse .w { isolation: isolate; }
:is(.verse.playing, .feedback-spelling.playing) .w.cur::before { content: ""; position: absolute; inset: var(--ink-top, 0) 0 var(--ink-bottom, 0); z-index: -1; border-radius: 6px; background: color-mix(in srgb, var(--accent-soft) 75%, transparent); }
.verse .w.skipped::after { content: ""; position: absolute; inset-inline: 0; bottom: var(--ink-bottom, 0); height: 3px; border-radius: 2px; background: var(--warn); }

.verse.loading { min-height: 9em; }
.verse.loading > * { visibility: hidden; }
.verse.loading::before {
  content: ""; height: 7.5em; border-radius: 12px;
  background: repeating-linear-gradient(to bottom, var(--sunk) 0 1.1em, transparent 1.1em 2em);
  animation: pulse 1.2s ease-in-out infinite alternate;
}
@keyframes pulse { from { opacity: .55; } to { opacity: 1; } }

/* Letter sheet */
.sheet {
  margin: auto auto 0; width: min(420px, 100%); max-width: 100%; border: 1px solid var(--line); border-bottom: 0;
  border-radius: 14px 14px 0 0; padding: 14px 16px max(16px, env(safe-area-inset-bottom));
  background: var(--surface); color: var(--ink); display: grid; gap: 10px;
}
.sheet:not([open]) { display: none; }
.sheet::backdrop { background: rgb(0 0 0 / .35); }
.sheet-glyph { margin: 0; font-size: 40px; line-height: 1.8; text-align: center; }
.sheet-glyph .w { cursor: pointer; position: relative; }
.sheet-glyph .L, .sheet-glyph .P, .sheet-glyph .gl .o { color: color-mix(in srgb, var(--c, var(--ink)) 45%, var(--surface)); }
.sheet-glyph .gl .o.on, .sheet-glyph .L.on .P { color: var(--c, var(--ink)); }
.sheet-glyph .L.on { color: var(--c, var(--ink)); text-decoration: underline 3px var(--ink-2); text-underline-offset: .35em; text-decoration-skip-ink: none; }
.sheet-glyph .end { display: none; }
.sheet-letters { display: flex; flex-wrap: wrap; gap: 6px; }
.sheet-letters button {
  min-width: 44px; min-height: 44px; padding: 0 8px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--surface); color: var(--c, var(--ink)); font: 400 24px/1 var(--font-quran); cursor: pointer;
}
.sheet-letters button[aria-checked="true"] { border: 2px solid var(--ink-2); background: var(--sunk); }
.sheet-rules { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.sheet-rules li { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-weight: 500; }
.sheet-rules li.by { padding-inline-start: 16px; font-weight: 400; color: var(--ink-2); }
.sheet-rules .nm { display: inline-flex; align-items: center; gap: 8px; }
.sheet-rules .nm i { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.sheet-change { margin: 0; font-size: 13px; color: var(--ink-2); }
.sheet .btn { justify-self: end; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0s !important; transition: none !important; }
}

/* Lessons inherit the recitation palette and glyph painter; only example content leads. */
.page > .top { padding-block: 4px 12px; }
.page-tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.page-tabs button { border: 0; border-bottom: 2px solid transparent; padding: 10px 2px; background: none; color: var(--muted); font: inherit; font-size: 15px; cursor: pointer; }
.page-tabs button[aria-selected="true"] { color: var(--accent); border-color: var(--accent); font-weight: 700; }
.page-tabs button:hover { color: var(--ink); }
.lessons { padding-block: 4px 20px; }
.lesson-controls { display: grid; gap: 18px; padding-bottom: 24px; }
.lesson-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.lesson-pill { display: inline-flex; align-items: baseline; gap: 8px; padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px; background: none; color: var(--ink-2); font: inherit; font-size: 13px; cursor: pointer; }
.lesson-pill span { font-size: 14px; }
.lesson-pill:hover { border-color: var(--accent); }
.lesson-pill[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.lesson-pills.families { gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.lesson-pills.families .lesson-pill { font-weight: 600; }
.lesson-pills.subrules .lesson-pill { padding: 7px 12px; }
.lesson-filters { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.lesson-filters .seg button { min-height: 40px; white-space: nowrap; }
.lesson-filters [data-shape] { min-width: 40px; }
.lesson-filters .seg button[aria-pressed="true"] { background: var(--surface); color: var(--accent); box-shadow: 0 1px 3px #00000014; }
.lesson-filters button:disabled { color: var(--muted); opacity: .4; cursor: default; }
.lesson-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-block: 4px 16px; }
.lesson-heading h2 { margin: 0; font-size: 23px; font-weight: 600; }
#lesson-count { color: var(--muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.lesson-grid { direction: rtl; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.lesson-card { min-width: 0; display: flex; flex-direction: column; justify-content: space-between; gap: 16px; padding: 20px 12px 12px; border: 1px solid var(--line); border-radius: 10px; }
.lesson-words { display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap; gap: 0 .2em; font-size: 30px; line-height: 2.1; }
.lesson-words .w { white-space: nowrap; position: relative; isolation: isolate; }
.lesson-words .L, .lesson-words .P, .lesson-words .gl .o { color: var(--c, inherit); }
.lesson-following { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.lesson-following > span { color: var(--muted); font-size: 13px; }
.lesson-following button { min-width: 40px; }
.lesson-ref { text-align: center; font: 11px/1.5 var(--font-body); color: var(--muted); font-variant-numeric: tabular-nums; }
.lesson-more { display: block; margin: 24px auto 0; }
body[data-surface="lessons"] .side { display: none; }
body[data-surface="lessons"] .page { width: 100%; max-width: 1100px; flex-basis: 1100px; }
@media (max-width: 519px) { .lesson-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; } .lesson-words { font-size: 26px; } .lesson-heading h2 { font-size: 21px; } }

.lesson-facets { display: grid; gap: 14px; margin-block: 0 24px; }
.lesson-facets:empty { display: none; }
.lesson-facet { display: flex; align-items: baseline; gap: 12px; }
.lesson-facet > span { flex: 0 0 78px; color: var(--muted); font-size: 13px; padding-top: 8px; }
.lesson-facet .lesson-pills { min-width: 0; }
.lesson-facet .lesson-pill { min-height: 40px; padding: 7px 12px; }
.lesson-pill { max-width: 100%; text-align: start; }
.lesson-pill:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 519px) {
  .lesson-pills.families { gap: 7px; }
  .lesson-pills.families .lesson-pill { flex-direction: column; align-items: flex-start; gap: 2px; padding: 8px 12px; border-radius: 14px; }
  .lesson-facet { flex-direction: column; gap: 6px; }
  .lesson-facet > span { flex-basis: auto; padding-top: 0; }
}

/* Ordered learner occurrences; stable stacked ranges also retain identical repeats. */
.verse.has-segments { position: relative; }
.verse.has-segments .w { margin-bottom: calc(var(--segment-lanes) * 12px + 10px); }
.segment-ranges { position: absolute; inset: 0; pointer-events: none; }
.segment-range { position: absolute; pointer-events: auto; height: 12px; padding: 0; border: 0; background: transparent; cursor: pointer; color: var(--muted); border-top: 2px solid currentColor; opacity: .65; }
.segment-range.selected { color: var(--accent); opacity: 1; }
.segment-range span { position: absolute; right: 0; top: -7px; padding: 0 3px; background: var(--surface); font: 10px/12px var(--font-ui, sans-serif); font-variant-numeric: tabular-nums; }
.segment-range:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.feedback-segments { display: flex; direction: ltr; gap: 8px; overflow-x: auto; padding: 4px 2px 16px; margin-bottom: 12px; border-bottom: 1px solid var(--line); }
.feedback-segment { flex: none; display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-width: 44px; min-height: 40px; border: 1px solid var(--line); border-radius: 9px; background: var(--sunk); color: var(--ink-2); font: inherit; font-variant-numeric: tabular-nums; cursor: pointer; }
.feedback-segment:hover { color: var(--ink); border-color: var(--muted); }
.feedback-segment[aria-selected="true"] { border-color: var(--accent); background: var(--accent-soft); color: var(--ink); }
.feedback-segment:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.feedback-segment-count { font-size: 11px; min-width: 18px; padding: 2px 4px; background: var(--surface); color: var(--ink); border-radius: 5px; }
.feedback-segment.unresolved { border-style: dashed; }
.feedback-explanation-static { grid-template-columns: 1fr; cursor: default; }

.feedback-content { display: grid; gap: 16px; }