/* Droid Arabic Naskh (Google, Apache License 2.0), hosted here since Google
   stopped serving it. */
@font-face {
  font-family: 'Droid Arabic Naskh';
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/DroidNaskh-Regular.woff2) format('woff2');
}
@font-face {
  font-family: 'Droid Arabic Naskh';
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/DroidNaskh-Bold.woff2) format('woff2');
}

:root {
  color-scheme: light;
  --bg: #fbfaf6;
  --card: #ffffff;
  --ink: #1f1e1b;
  --muted: #6b675e;
  --line: #e6e1d6;
  --accent: #0e6650;
  --accent-soft: #e5f1ec;
  --ayah: #0e6650;
  --hw: #8a3b12;
  --mark: #fde68a;
  --radius: 12px;
  --ui: 'Droid Arabic Naskh', system-ui, sans-serif;
  --text: 'Droid Arabic Naskh', 'Traditional Arabic', serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--ui);
  overflow-x: hidden;
}
a { color: var(--accent); }
button { font: inherit; cursor: pointer; }
.wrap { width: 100%; max-width: 860px; margin: 0 auto; padding: 0 16px; }
[hidden] { display: none !important; }

/* header */
.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; flex-wrap: wrap; }
.brand { font: 700 26px/1 var(--text); color: var(--accent); text-decoration: none; padding: 8px 0; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { text-decoration: none; color: var(--muted); padding: 6px 10px; border-radius: 8px; font-weight: 400; }
.nav a.on { color: var(--accent); background: var(--accent-soft); }
.due { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 10px; background: var(--accent); color: #fff; font-size: 12px; line-height: 20px; text-align: center; }

/* search */
.search { display: flex; gap: 8px; margin-top: 20px; }
.search input {
  flex: 1; min-width: 0; font: 22px/1.4 var(--text); padding: 10px 14px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--ink);
}
.search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.search button, .btn {
  border: 0; border-radius: var(--radius); background: var(--accent); color: #fff; padding: 10px 18px; font-weight: 700;
}
.btn.ghost { background: var(--card); color: var(--accent); border: 1px solid var(--accent); }
.btn:disabled { opacity: .5; cursor: default; }

main.wrap { padding-top: 20px; padding-bottom: 40px; min-height: 50vh; }
main:focus { outline: none; }
.msg { color: var(--muted); text-align: center; padding: 32px 0; }

/* root page */
.root-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.root-title { font: 700 44px/1.3 var(--text); margin: 0; letter-spacing: 2px; }
.alts { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 8px 0 4px; color: var(--muted); font-size: 14px; }
.chip {
  display: inline-block; padding: 2px 12px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--card); color: var(--ink); text-decoration: none; font: 18px/1.6 var(--text);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }

.tabs { display: flex; gap: 6px; overflow-x: auto; margin: 16px -16px 0; padding: 0 16px 2px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex: none; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 6px 14px; font-weight: 400; white-space: nowrap;
}
.tab.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.tab:disabled { color: #b9b4a8; background: transparent; border-style: dashed; cursor: default; }

.book { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-top: 12px; padding: 16px 18px 12px; }
.book-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 8px; }
.book-name { font: 700 22px/1.4 var(--text); }
.book-author { color: var(--muted); font-size: 14px; }
.find { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.find button { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 2px 10px; color: var(--accent); }

.entry { font: 22px/2 var(--text); overflow-wrap: anywhere; }
.entry p { margin: 0 0 10px; }
.entry + .entry { border-top: 1px dashed var(--line); margin-top: 8px; padding-top: 8px; }
.entry .hw { color: var(--hw); font-weight: 700; }
.entry .ayah { color: var(--ayah); }
.entry .ref { color: var(--muted); font-size: 16px; }
.entry mark { background: var(--mark); color: inherit; border-radius: 4px; padding: 0 2px; }
.entry mark.now { outline: 2px solid #d97706; }
.page { color: var(--muted); font-size: 13px; text-align: left; margin: 4px 0 0; }

/* letters */
.letters { display: grid; grid-template-columns: repeat(auto-fill, minmax(56px, 1fr)); gap: 8px; }
.letter {
  display: flex; align-items: center; justify-content: center; aspect-ratio: 1; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--card); font: 700 28px/1 var(--text); color: var(--ink); text-decoration: none;
}
.letter.on, .letter:hover { border-color: var(--accent); color: var(--accent); }
.root-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
h2 { font: 700 26px/1.4 var(--text); margin: 0 0 12px; }

/* my words */
.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.card-row { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; display: flex; gap: 12px; align-items: flex-start; }
.card-row .body { flex: 1; min-width: 0; }
.card-row .front { font: 700 22px/1.6 var(--text); }
.card-row .back { font: 18px/1.8 var(--text); color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-row .meta { font-size: 13px; color: var(--muted); }
.card-row .x { border: 0; background: none; color: var(--muted); padding: 4px 8px; }

/* review */
.flash { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px 20px; text-align: center; }
.flash .front { font: 700 40px/1.5 var(--text); }
.flash .back { font: 21px/2 var(--text); text-align: right; margin-top: 18px; border-top: 1px solid var(--line); padding-top: 14px; }
.flash .meta { color: var(--muted); font-size: 14px; margin-top: 8px; }
.flash-actions { display: flex; gap: 10px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.progress { color: var(--muted); font-size: 14px; text-align: center; margin-bottom: 10px; }

/* sources */
.sources { font-size: 16px; }
.sources li { margin-bottom: 6px; }

/* floating */
.save-selection {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 10;
  border: 0; border-radius: 999px; background: var(--accent); color: #fff; padding: 12px 22px; font-weight: 700;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .18);
}
.toast {
  position: fixed; bottom: 76px; left: 50%; transform: translateX(-50%); z-index: 10;
  background: var(--ink); color: #fff; padding: 8px 16px; border-radius: 999px; font-size: 14px;
}
.foot { padding: 24px 16px 40px; text-align: center; font-size: 14px; }

@media (max-width: 520px) {
  .root-title { font-size: 36px; }
  .entry { font-size: 20px; }
  .search input { font-size: 20px; }
}