@font-face {
  font-family: 'KFGQPC Hafs';
  src: url('fonts/uthmanic_hafs_v20.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Plex Arabic';
  src: url('fonts/IBMPlexSansArabic-Regular.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Plex Arabic';
  src: url('fonts/IBMPlexSansArabic-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-display: swap;
}

:root {
  --bg: #f7edde;
  --panel: #fbf6ec;
  --ink: #1e1915;
  --muted: #6e6254;
  --line: #e2d3bc;
  --accent: #7a4a26;
  --accent-ink: #fbf6ec;
  --verse: #b0855a;
  --word: #8a5a32;
  --sel: #b5541c;
  --bad: #c0362c;
  --warn: #9a6a00;
  --wave: #c9b49a;
  --hi: #ecd9b6;
  --changed: #6a4fb3;
  --focus: #1d6fd8;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1a1612;
    --panel: #211c17;
    --ink: #ede3d2;
    --muted: #a99a87;
    --line: #3a3128;
    --accent: #d9bc93;
    --accent-ink: #1a1612;
    --verse: #c9a27a;
    --word: #d9bc93;
    --sel: #f08a4b;
    --bad: #ff6b5e;
    --warn: #e5b440;
    --wave: #5a4c3e;
    --hi: #4a3a26;
    --changed: #a993ea;
    --focus: #6aa8ff;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #1a1612; --panel: #211c17; --ink: #ede3d2; --muted: #a99a87; --line: #3a3128;
  --accent: #d9bc93; --accent-ink: #1a1612; --verse: #c9a27a; --word: #d9bc93; --sel: #f08a4b;
  --bad: #ff6b5e; --warn: #e5b440; --wave: #5a4c3e; --hi: #4a3a26; --changed: #a993ea; --focus: #6aa8ff;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.6 'Plex Arabic', system-ui, sans-serif;
}
h1, h2, h3 { font-weight: 600; margin: 0 0 .4em; }
h1 { font-size: 1.25rem; }
h2 { font-size: 1rem; }
a { color: var(--accent); }
kbd {
  font: 12px/1 ui-monospace, monospace;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 2px 5px;
  background: var(--panel);
}
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.skip { position: absolute; inset-inline-start: -999px; }
.skip:focus { inset-inline-start: 8px; top: 8px; background: var(--panel); padding: 6px 10px; z-index: 10; }

.top, main, .foot { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.top {
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: end; justify-content: space-between;
  padding-top: 16px; padding-bottom: 8px;
}
.sub { margin: 0; color: var(--muted); font-size: .9rem; }
.links { display: flex; gap: 12px; flex-wrap: wrap; }
.link { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; }

section { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin: 10px 0; }
.pickers { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: end; }
.pickers label { display: grid; gap: 2px; font-size: .85rem; color: var(--muted); }
select, input[type=number], button, .button {
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 40px;
  padding: 6px 10px;
}
select { min-width: 9rem; }
button, .button { cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
button:hover, .button:hover { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
button.small { min-height: 30px; padding: 2px 8px; font-size: .85rem; }

.player { display: grid; gap: 8px; }
.transport { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.clock { font: 600 1.05rem/1 ui-monospace, monospace; direction: ltr; min-width: 8ch; }
.inline { display: inline-flex; gap: 6px; align-items: center; font-size: .9rem; }
.inline select { min-width: 0; }
.toggle { display: inline-flex; gap: 6px; align-items: center; min-height: 40px; font-size: .9rem; }
.toggle input { width: 18px; height: 18px; accent-color: var(--accent); }
.hint { margin: 0; font-size: .9rem; color: var(--muted); }
.tap-button { min-height: 64px; font-size: 1.1rem; justify-content: center; background: var(--sel); color: #fff; border-color: var(--sel); }

.timeline-wrap { padding: 8px; }
.timeline-tools { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 6px; }
.timeline-tools button { min-width: 40px; justify-content: center; }
.legend { font-size: .8rem; color: var(--muted); display: inline-flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.sw { display: inline-block; width: 12px; height: 12px; border-radius: 3px; }
.sw.verse { background: var(--verse); } .sw.word { background: var(--word); } .sw.sel { background: var(--sel); } .sw.bad { background: var(--bad); }
canvas#timeline { width: 100%; height: 190px; display: block; touch-action: none; border-radius: 6px; background: var(--bg); cursor: crosshair; }

.cols { display: grid; gap: 0 12px; grid-template-columns: 1fr; }
@media (min-width: 820px) { .cols { grid-template-columns: 1fr 1fr; } }
.target { display: flex; gap: 16px; }
.sel-word { font-size: 2rem; margin: 4px 0 0; min-height: 2.6rem; }
.edge { display: grid; grid-template-columns: 4.5rem 7rem 1fr; gap: 6px; align-items: center; margin: 6px 0; }
.edge input { width: 100%; direction: ltr; text-align: center; }
.edge-name { color: var(--muted); font-size: .9rem; }
.nudges { display: flex; flex-wrap: wrap; gap: 4px; }
.nudges button { min-height: 36px; padding: 4px 8px; font-size: .85rem; direction: ltr; }
@media (max-width: 520px) {
  .edge { grid-template-columns: 4rem 1fr; }
  .nudges { grid-column: 1 / -1; }
}
.row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }

.badge { font-size: .8rem; font-weight: 400; color: var(--muted); }
.issues { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow: auto; }
.issues li button {
  width: 100%; justify-content: flex-start; text-align: start; min-height: 34px; margin: 2px 0;
  background: transparent; border-color: transparent; font-size: .9rem;
}
.issues li.error button { color: var(--bad); }
.issues li.warning button { color: var(--warn); }
.issues .ok { color: var(--accent); }
.changes { font-size: .9rem; color: var(--changed); margin-top: 6px; }

.quran { font-family: 'KFGQPC Hafs', 'Amiri Quran', serif; }
.text h2 { font-family: 'Plex Arabic', system-ui, sans-serif; }
.words {
  font-size: 1.7rem; line-height: 2.4; text-align: justify;
  max-height: min(60vh, 560px); overflow-y: auto; position: relative; padding-inline: 4px;
  overscroll-behavior: contain;
}
.issues summary { cursor: pointer; color: var(--warn); font-size: .9rem; padding: 4px 0; }
.verse-block { display: inline; }
.w {
  font: inherit; background: none; border: 0; padding: 0 2px; margin: 0; min-height: 0;
  border-radius: 6px; color: inherit; display: inline; cursor: pointer;
}
.w:hover { background: color-mix(in srgb, var(--hi) 50%, transparent); }
.w.now { background: var(--hi); }
.w.sel { outline: 2px solid var(--sel); outline-offset: 1px; }
.w.untimed { text-decoration: underline dotted var(--muted); }
.w.bad { text-decoration: underline wavy var(--bad); text-underline-offset: 8px; }
.w.changed { color: var(--changed); }
.mark { font-size: 1.5rem; color: var(--verse); padding: 0 2px; cursor: pointer; background: none; border: 0; font-family: inherit; }
.mark.bad { color: var(--bad); }
.mark.num { font-family: 'Plex Arabic', system-ui, sans-serif; font-size: 1.05rem; color: var(--ink); border: 1px solid var(--line); border-radius: 8px; padding: 2px 10px; margin: 3px; line-height: 2; }
.mark.sel { outline: 2px solid var(--sel); outline-offset: 1px; }
.w.known { text-decoration: underline wavy var(--warn); text-underline-offset: 8px; }
.issues li.known button, .issues summary.known { color: var(--warn); font-weight: 600; }

.foot { color: var(--muted); font-size: .85rem; padding-bottom: 80px; }
.note { color: var(--muted); font-size: .85rem; margin: 0; }
.status {
  position: fixed; inset-inline: 16px; bottom: 16px; max-width: 520px; margin-inline: auto;
  background: var(--ink); color: var(--bg); padding: 10px 14px; border-radius: 10px;
  opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; pointer-events: none;
}
.status.show { opacity: 1; transform: none; }

dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--panel); color: var(--ink); max-width: min(640px, calc(100vw - 32px)); padding: 0; }
dialog::backdrop { background: rgb(0 0 0 / .4); }
.dialog { padding: 16px; }
.steps { padding-inline-start: 1.4rem; display: grid; gap: 10px; list-style: arabic-indic; }
.pr-title { margin-top: 6px; font-size: .9rem; }
.pr-title code { direction: ltr; unicode-bidi: isolate; background: var(--bg); padding: 2px 6px; border-radius: 4px; }
.keys td { padding: 4px 8px; vertical-align: top; }
@media (prefers-reduced-motion: reduce) { .status { transition: none; } }

.step { margin: 0 0 8px; font-size: .9rem; color: var(--muted); flex-basis: 100%; }
.step b { display: inline-grid; place-items: center; width: 1.6em; height: 1.6em; border-radius: 50%; background: var(--accent); color: var(--accent-ink); margin-inline-end: 6px; font-size: .85rem; }
.welcome { border-color: var(--accent); }
.welcome ol { margin: 0; padding-inline-start: 1.4rem; list-style: arabic-indic; }
.guide-link { min-height: 36px; padding: 4px 14px; }