/* ═══════════════════════════════════════════════════════════════
   أحمد السيد · Design System (core)
   Brand: Option 01 · Sky #5D9DC1 · Ink #000A0F · Paper #F0FAFF
   Type:  Jomhuria (display) · Noto Naskh Arabic (reading) · IBM Plex Sans Arabic (interface)
   Motifs from the brand book: hairline section labels with an index,
   page ticks, giant outlined name watermark, girih star field on ink,
   and the highlighter mark on key phrases.
   ═══════════════════════════════════════════════════════════════ */

/* ── 1 · Tokens ─────────────────────────────────────────────── */
:root {
  /* brand */
  --sky: #5D9DC1;
  --ink: #000A0F;
  --paper: #F0FAFF;

  /* brand tints (the book's 80 / 60 / 40 ladders) */
  --sky-80: color-mix(in oklab, var(--sky) 80%, var(--paper));
  --sky-60: color-mix(in oklab, var(--sky) 60%, var(--paper));
  --sky-40: color-mix(in oklab, var(--sky) 40%, var(--paper));
  --sky-20: color-mix(in oklab, var(--sky) 20%, var(--paper));
  --sky-10: color-mix(in oklab, var(--sky) 10%, var(--paper));
  --ink-80: color-mix(in oklab, var(--ink) 80%, var(--paper));
  --ink-60: color-mix(in oklab, var(--ink) 62%, var(--paper));
  --ink-40: color-mix(in oklab, var(--ink) 58%, var(--paper));

  /* derived (text-safe accent: same hue, AA on paper) */
  --sky-deep: #2C6A8E;
  --sky-ink: #1B4B66;
  --paper-2: #E6F3FA;
  --paper-3: #D8EAF4;
  --white: #FBFEFF;
  --night: #000A0F;
  --night-2: #061722;
  --night-3: #0B2333;
  --on-night: #F0FAFF;
  --on-night-2: color-mix(in oklab, var(--paper) 68%, var(--night));
  --on-night-3: color-mix(in oklab, var(--paper) 55%, var(--night));

  --line: color-mix(in oklab, var(--ink) 11%, var(--paper));
  --line-2: color-mix(in oklab, var(--ink) 18%, var(--paper));
  --line-night: color-mix(in oklab, var(--sky) 22%, var(--night));

  --ok: #2F8A5B;
  --warn: #B7791F;
  --danger: #B5413B;

  /* type */
  --f-display: "Jomhuria", "Noto Naskh Arabic", serif;
  --f-read: "Noto Naskh Arabic", "Amiri", serif;
  --f-ui: "IBM Plex Sans Arabic", "Noto Naskh Arabic", system-ui, sans-serif;

  /* Jomhuria draws small on its em, so display sizes run large */
  --t-mega: clamp(5.5rem, 15vw, 13rem);
  --t-hero: clamp(4.25rem, 10vw, 8.5rem);
  --t-h1: clamp(3.4rem, 6.4vw, 5.75rem);
  --t-h2: clamp(2.9rem, 5vw, 4.4rem);
  --t-h3: clamp(2.1rem, 3vw, 2.75rem);
  --t-lg: clamp(1.15rem, 1.6vw, 1.35rem);
  --t-md: 1.0625rem;
  --t-sm: .9rem;
  --t-xs: .78rem;

  /* space (fluid) */
  --s-1: .25rem; --s-2: .5rem; --s-3: .75rem; --s-4: 1rem; --s-5: 1.5rem;
  --s-6: 2rem; --s-7: 3rem; --s-8: clamp(3.5rem, 6vw, 5rem); --s-9: clamp(4.5rem, 9vw, 8rem);
  --gutter: clamp(16px, 4vw, 48px);
  --wrap: 1240px;
  --wrap-read: 760px;

  --r-1: 3px; --r-2: 6px; --r-3: 12px; --r-pill: 999px;

  --ease-out: cubic-bezier(.22, 1, .36, 1);     /* quint-ish */
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --d-1: 160ms; --d-2: 320ms; --d-3: 640ms; --d-4: 1100ms;

  --shadow-1: 0 1px 0 color-mix(in oklab, var(--ink) 6%, transparent), 0 8px 24px -16px color-mix(in oklab, var(--sky-ink) 40%, transparent);
  --shadow-2: 0 2px 0 color-mix(in oklab, var(--ink) 5%, transparent), 0 24px 48px -28px color-mix(in oklab, var(--sky-ink) 55%, transparent);

  --header-h: 72px;
  --tabbar-h: 0px;

  color-scheme: light;
}

/* ── 2 · Base ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-read);
  font-size: var(--t-md);
  line-height: 1.9;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  padding-bottom: var(--tabbar-h);
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
p { margin: 0 0 1em; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 400; }
ul, ol { margin: 0; padding: 0; }
::selection { background: var(--sky-40); color: var(--ink); }
:focus-visible { outline: 2px solid var(--sky-deep); outline-offset: 3px; border-radius: 2px; }
.icon { flex: none; display: inline-block; vertical-align: middle; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; inset-inline-start: 12px; top: -60px; z-index: 200; background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: var(--r-2); font-family: var(--f-ui); transition: top var(--d-2) var(--ease-out); }
.skip-link:focus { top: 12px; }

html { scrollbar-color: var(--sky-60) transparent; }

/* ── 3 · Type ───────────────────────────────────────────────── */
.display, .h1, .h2, .h3 { font-family: var(--f-display); font-weight: 400; line-height: .78; letter-spacing: 0; color: var(--ink); text-wrap: balance; }
.display { font-size: var(--t-hero); }
.h1 { font-size: var(--t-h1); }
.h2 { font-size: var(--t-h2); }
.h3 { font-size: var(--t-h3); line-height: .9; }
.lead { font-size: var(--t-lg); line-height: 1.9; color: var(--ink-80); max-width: 60ch; text-wrap: pretty; }
.muted { color: var(--ink-60); }
.ui { font-family: var(--f-ui); }
.num { font-family: var(--f-ui); font-variant-numeric: tabular-nums; }
.accent { color: var(--sky-deep); }

/* Section label: "——— 02  السلاسل العلمية" (brand book page label) */
.eyebrow {
  display: inline-flex; align-items: center; gap: .7em;
  font-family: var(--f-ui); font-weight: 400; font-size: var(--t-sm);
  color: var(--ink-60); letter-spacing: .01em; line-height: 1.4;
}
.eyebrow::before { content: ""; inline-size: 44px; block-size: 1px; background: var(--sky); flex: none; transform-origin: right; }
.eyebrow .idx { color: var(--sky-deep); font-variant-numeric: tabular-nums; font-weight: 500; }
.on-night .eyebrow { color: var(--on-night-2); }
.on-night .eyebrow .idx { color: var(--sky); }

/* Page tick: small number above a vertical hairline (brand book folio) */
.tick { display: inline-flex; flex-direction: column; align-items: center; gap: 6px; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-40); font-variant-numeric: tabular-nums; }
.tick::after { content: ""; inline-size: 1px; block-size: 18px; background: var(--sky); }

/* Highlighter mark (brand quote card) — sweeps in when revealed */
.mark {
  color: var(--ink);
  background: linear-gradient(var(--sky), var(--sky)) no-repeat right 60% / 0% 78%;
  padding-inline: .12em; margin-inline: -.12em;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
  transition: background-size var(--d-4) var(--ease-out) .25s;
}
.mark.is-on, .is-in .mark, .mark.static { background-size: 100% 78%; }
.on-night .mark { color: var(--ink); }

/* ── 4 · Layout ─────────────────────────────────────────────── */
.wrap { inline-size: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.wrap-read { inline-size: min(100% - 2 * var(--gutter), var(--wrap-read)); margin-inline: auto; }
.section { padding-block: var(--s-9); position: relative; }
.section-tight { padding-block: var(--s-8); }
/* no content-visibility: skipped sections and cards painted blank for a moment on fast scrolls */
.stack > * + * { margin-top: var(--s-4); }
.row { display: flex; align-items: center; gap: var(--s-3); flex-wrap: wrap; }
.spread { display: flex; align-items: end; justify-content: space-between; gap: var(--s-5); flex-wrap: wrap; }
.hair { border: 0; border-top: 1px solid var(--line); margin: 0; }

.section-head { display: grid; gap: var(--s-4); margin-bottom: var(--s-7); }
.section-head .h2 { margin-top: var(--s-2); }
.section-head .lead { margin: 0; }
.section-head.spread { display: flex; }

/* ── 5 · Surfaces ───────────────────────────────────────────── */
.on-night {
  --line: var(--line-night);
  background: var(--night); color: var(--on-night);
  position: relative; isolation: isolate; overflow: clip;
}
.on-night .display, .on-night .h1, .on-night .h2, .on-night .h3 { color: var(--on-night); }
.on-night .lead, .on-night .muted { color: var(--on-night-2); }

/* Girih star field (masked so it takes any colour) */
.girih { position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: var(--sky);
  -webkit-mask: url("../brand/girih.svg") repeat 0 0 / 120px 120px;
          mask: url("../brand/girih.svg") repeat 0 0 / 120px 120px;
  opacity: .14;
}
.girih.fade-start { -webkit-mask-image: url("../brand/girih.svg"), linear-gradient(to left, #000 0%, transparent 70%); -webkit-mask-composite: source-in; mask-image: url("../brand/girih.svg"), linear-gradient(to left, #000 0%, transparent 70%); mask-composite: intersect; mask-size: 120px 120px, 100% 100%; -webkit-mask-size: 120px 120px, 100% 100%; mask-repeat: repeat, no-repeat; -webkit-mask-repeat: repeat, no-repeat; }
.girih.drift { animation: girih-drift 90s linear infinite; }
@keyframes girih-drift { to { -webkit-mask-position: -240px 120px; mask-position: -240px 120px; } }
.on-paper-girih { background: var(--sky); opacity: .09; }

/* Giant outlined wordmark watermark (brand cover) */
.watermark {
  position: absolute; z-index: -1; pointer-events: none; user-select: none;
  font-family: var(--f-display); font-size: var(--t-mega); line-height: .7; white-space: nowrap;
  color: transparent; -webkit-text-stroke: 1px color-mix(in oklab, var(--sky) 35%, transparent);
}
.on-night .watermark { -webkit-text-stroke-color: color-mix(in oklab, var(--sky) 28%, transparent); }

/* ── 6 · Buttons & controls ─────────────────────────────────── */
.btn {
  --bg: var(--ink); --fg: var(--paper); --bd: var(--ink); --fill: var(--sky);
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-block-size: 48px; padding: .7em 1.35em;
  font-family: var(--f-ui); font-weight: 500; font-size: .98rem; line-height: 1;
  color: var(--fg); background: var(--bg); border: 1px solid var(--bd); border-radius: var(--r-pill);
  transition: color var(--d-2) var(--ease-out), border-color var(--d-2), transform var(--d-1) var(--ease-out);
  white-space: nowrap;
}
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--fill); transform: scaleX(0); transform-origin: left; transition: transform var(--d-3) var(--ease-out); }
.btn:active { transform: scale(.97); }
.btn .icon { transition: transform var(--d-2) var(--ease-out); }
.btn-ghost { --bg: transparent; --fg: var(--ink); --bd: var(--line-2); --fill: var(--ink); }
.btn-sky { --bg: var(--sky); --fg: var(--ink); --bd: var(--sky); --fill: var(--paper); }
.on-night .btn { --bg: var(--paper); --fg: var(--ink); --bd: var(--paper); --fill: var(--sky); }
.on-night .btn-sky { --bg: var(--sky); --fg: var(--ink); --bd: var(--sky); --fill: var(--paper); }
.on-night .btn-ghost { --bg: transparent; --fg: var(--on-night); --bd: var(--line-night); --fill: var(--paper); }
.btn-sm { min-block-size: 38px; padding: .55em 1em; font-size: .88rem; }
.btn-icon { inline-size: 44px; min-block-size: 44px; padding: 0; }

.link { display: inline-flex; align-items: center; gap: .45em; font-family: var(--f-ui); font-weight: 500; color: var(--sky-deep); background: linear-gradient(currentColor, currentColor) no-repeat left bottom / 0 1px; padding-bottom: 2px; transition: background-size var(--d-2) var(--ease-out); }
.link .icon { transition: transform var(--d-2) var(--ease-out); }
.on-night .link { color: var(--sky); }

.chip {
  display: inline-flex; align-items: center; gap: .4em;
  font-family: var(--f-ui); font-size: var(--t-xs); font-weight: 500; line-height: 1;
  padding: .5em .85em; border-radius: var(--r-pill);
  color: var(--sky-ink); background: var(--sky-10); border: 1px solid var(--sky-20);
  white-space: nowrap;
}
.chip-ink { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.chip-line { background: transparent; color: var(--ink-60); border-color: var(--line-2); }
.on-night .chip { color: var(--on-night); background: color-mix(in oklab, var(--sky) 16%, var(--night)); border-color: var(--line-night); }

.meta { display: flex; align-items: center; flex-wrap: wrap; gap: .4em 1.1em; font-family: var(--f-ui); font-size: .82rem; color: var(--ink-80); font-variant-numeric: tabular-nums; }
.meta > span { display: inline-flex; align-items: center; gap: .4em; }
.meta .icon { color: var(--sky-deep); }
.on-night .meta { color: var(--on-night-2); }
.on-night .meta .icon { color: var(--sky); }

.field {
  inline-size: 100%; min-block-size: 52px; padding: .8em 1.1em;
  font-family: var(--f-ui); font-size: 1rem;
  background: var(--white); border: 1px solid var(--line-2); border-radius: var(--r-2);
  transition: border-color var(--d-2), box-shadow var(--d-2);
}
.field::placeholder { color: var(--ink-40); }
.field:focus { outline: none; border-color: var(--sky); box-shadow: 0 0 0 4px var(--sky-20); }

/* ── 7 · Cards ──────────────────────────────────────────────── */
.card {
  position: relative; display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-2);
  transition: transform var(--d-3) var(--ease-out), box-shadow var(--d-3) var(--ease-out), border-color var(--d-2);
}

/* Media card (video / series thumbnail) */
.media {
  position: relative; overflow: hidden; aspect-ratio: 16 / 9; background: var(--night-3);
  border-radius: var(--r-2) var(--r-2) 0 0;
}
.media img { inline-size: 100%; block-size: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out), filter var(--d-3); }
.media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, color-mix(in oklab, var(--night) 70%, transparent), transparent 55%); opacity: .75; transition: opacity var(--d-3); }
.media .play {
  position: absolute; z-index: 2; inset-inline-start: 14px; bottom: 14px;
  inline-size: 46px; block-size: 46px; border-radius: 50%;
  display: grid; place-items: center; background: var(--paper); color: var(--ink);
  transform: scale(.85); opacity: .92; transition: transform var(--d-3) var(--ease-out), background var(--d-2);
}
.media .play .icon { transform: translateX(1px); }
.media .badge { position: absolute; z-index: 2; inset-inline-end: 12px; top: 12px; }
.media .duration { position: absolute; z-index: 2; inset-inline-end: 12px; bottom: 12px; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--paper); background: color-mix(in oklab, var(--night) 72%, transparent); padding: .3em .6em; border-radius: var(--r-1); font-variant-numeric: tabular-nums; }
.card-body { padding: var(--s-5); display: grid; gap: var(--s-3); flex: 1; align-content: start; }
.card-title { font-family: var(--f-read); font-weight: 600; font-size: 1.12rem; line-height: 1.6; color: var(--ink); text-wrap: balance; }
.card-foot { padding: var(--s-4) var(--s-5); border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); }

/* Index number in brand style (big outline digits) */
.outline-num { font-family: var(--f-ui); font-weight: 600; font-style: italic; font-size: 3.2rem; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--sky); font-variant-numeric: tabular-nums; }

/* Tweet / quote card (brand quote card) */
.quote-card {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--night); color: var(--on-night);
  border-radius: var(--r-2); padding: var(--s-6) var(--s-6) var(--s-5);
  display: grid; gap: var(--s-4); align-content: start;
  transition: transform var(--d-3) var(--ease-out), box-shadow var(--d-3) var(--ease-out);
}
.quote-card::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--sky); opacity: .09; -webkit-mask: url("../brand/girih.svg") repeat 0 0 / 120px 120px; mask: url("../brand/girih.svg") repeat 0 0 / 120px 120px; }
.quote-card .q-icon { color: var(--sky); inline-size: 34px; block-size: 34px; }
.quote-card .q-text { font-family: var(--f-read); font-size: 1.14rem; line-height: 2.05; white-space: pre-line; overflow-wrap: anywhere; }
.quote-card .q-text a { color: var(--sky); text-decoration: underline; text-underline-offset: 3px; }
.quote-card .q-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); padding-top: var(--s-4); border-top: 1px solid var(--line-night); }
.quote-card .q-sign { inline-size: 54px; color: var(--paper); }
.quote-card.light { background: var(--white); color: var(--ink); border: 1px solid var(--line); }
.quote-card.light::before { opacity: .06; }
.quote-card.light .q-foot { border-color: var(--line); }
.quote-card.light .q-icon { color: var(--sky); }
.quote-card.light .q-sign { color: var(--ink); }
.quote-card.light .q-text a { color: var(--sky-deep); }
.quote-card .q-media { border-radius: var(--r-2); overflow: hidden; border: 1px solid var(--line-night); }
.quote-card .q-media img { inline-size: 100%; max-block-size: 340px; object-fit: cover; }

/* ── 8 · Page hero (inner pages) ────────────────────────────── */
.page-hero { position: relative; isolation: isolate; overflow: clip; padding-block: calc(var(--s-8) + 8px) var(--s-8); border-bottom: 1px solid var(--line); }
.page-hero .watermark { inset-inline-end: -2vw; bottom: -.12em; }
.page-hero .crumbs { margin-bottom: var(--s-5); }
.page-hero .h1 { margin-block: var(--s-4) var(--s-4); }
.page-hero .lead { margin: 0; }
.page-hero .hero-meta { margin-top: var(--s-5); }
.page-hero.on-night { border-bottom: 0; }

.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: .35em; font-family: var(--f-ui); font-size: .84rem; color: var(--ink-80); }
.crumbs a { color: var(--ink-80); transition: color var(--d-1); }
.crumbs .icon { color: var(--ink-40); }
.crumbs [aria-current] { color: var(--ink); }
.on-night .crumbs, .on-night .crumbs a { color: var(--on-night-3); }
.on-night .crumbs [aria-current] { color: var(--on-night); }

/* Stat strip: hairline columns, not boxes */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); border-top: 1px solid var(--line); }
.stat { padding: var(--s-5) var(--s-4) var(--s-4); border-inline-start: 1px solid var(--line); display: grid; gap: 2px; }
.stat:first-child { border-inline-start: 0; padding-inline-start: 0; }
.stat .v { font-family: var(--f-display); font-size: clamp(2.7rem, 5vw, 4.25rem); line-height: .8; color: var(--ink); font-variant-numeric: tabular-nums; }
.stat .k { font-family: var(--f-ui); font-size: var(--t-sm); color: var(--ink-60); display: inline-flex; align-items: center; gap: .45em; }
.stat .k .icon { color: var(--sky-deep); }
.on-night .stat .v { color: var(--on-night); }
.on-night .stat .k { color: var(--on-night-2); }
.on-night .stat .k .icon { color: var(--sky); }

/* ── 9 · Header (mobile first) ──────────────────────────────── */
/* Phones (<=760): compact header + bottom tab bar. Tablets (761..1080): header with menu button.
   Desktop (>=1081): full icon nav + search trigger with label. */
:root { --header-h: 62px; --tabbar-h: calc(66px + env(safe-area-inset-bottom)); }
@media (min-width: 761px) { :root { --header-h: 72px; --tabbar-h: 0px; } }

.header {
  position: sticky; top: 0; z-index: 60; block-size: var(--header-h);
  padding-top: env(safe-area-inset-top);
  box-sizing: content-box;
  background: color-mix(in oklab, var(--paper) 86%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--d-2), background var(--d-2), transform var(--d-3) var(--ease-out);
  view-transition-name: site-header;
}
.header.is-scrolled { border-bottom-color: var(--line); }
.header-inner { block-size: 100%; display: flex; align-items: center; gap: var(--s-4); }
.brand { display: inline-flex; align-items: center; min-block-size: 44px; color: var(--ink); flex: none; }
.brand .logo-svg { block-size: 26px; inline-size: auto; transition: color var(--d-2); }

.nav { display: none; align-items: center; gap: 2px; margin-inline-start: auto; }
.nav a {
  position: relative; display: inline-flex; align-items: center; gap: .5em;
  min-block-size: 44px; padding: .6em .85em; border-radius: var(--r-pill);
  font-family: var(--f-ui); font-size: .93rem; font-weight: 500; color: var(--ink-80);
  transition: color var(--d-1), background var(--d-2);
}
.nav a .icon { color: var(--sky-deep); opacity: .85; }
.nav a[aria-current="page"] { color: var(--ink); background: var(--sky-20); }
.nav a[aria-current="page"] .icon { opacity: 1; }
.header-actions { display: flex; align-items: center; gap: var(--s-2); margin-inline-start: auto; }
.search-trigger {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  inline-size: 44px; min-block-size: 44px; padding: 0; border: 1px solid var(--line-2); border-radius: var(--r-pill);
  font-family: var(--f-ui); font-size: .88rem; color: var(--ink-60); background: var(--white);
  transition: border-color var(--d-2), color var(--d-2);
}
.search-trigger .label, .search-trigger kbd { display: none; }
.search-trigger kbd { font-family: var(--f-ui); font-size: .75rem; padding: .15em .45em; border-radius: 4px; border: 1px solid var(--line-2); color: var(--ink-60); background: var(--paper); }
.menu-btn { display: inline-grid; place-items: center; inline-size: 44px; block-size: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--white); }

@media (min-width: 761px) {
  .header-inner { gap: var(--s-5); }
  .brand .logo-svg { block-size: 30px; }
}
@media (min-width: 1081px) {
  .nav { display: flex; }
  .header-actions { margin-inline-start: 0; }
  .search-trigger { inline-size: auto; padding: 0 .9em 0 .6em; min-block-size: 42px; justify-content: flex-start; }
  .search-trigger .label, .search-trigger kbd { display: inline; }
  .menu-btn { display: none; }
}
@media (min-width: 1081px) and (max-width: 1240px) {
  .nav a { padding-inline: .6em; font-size: .9rem; }
  .search-trigger .label { display: none; }
}
@media (hover: hover) {
  .brand:hover .logo-svg { color: var(--sky-deep); }
  .nav a:hover { background: var(--sky-10); color: var(--ink); }
  .search-trigger:hover { border-color: var(--sky); color: var(--ink); }
}

/* Scroll progress hairline */
.progress { position: fixed; top: 0; inset-inline: 0; block-size: 2px; z-index: 70; background: var(--sky); transform-origin: right; transform: scaleX(0); pointer-events: none; }

/* Bottom tab bar (phones only) */
.tabbar {
  /* one equal column per item, edge to edge, whatever the number of items */
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 4px;
  position: fixed; inset-inline: 0; bottom: 0; z-index: 65; inline-size: 100%; box-sizing: border-box;
  padding: 6px max(8px, env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
  /* solid surface: a backdrop blur on a fixed bar repaints on every scroll frame and stutters on phones */
  background: var(--paper); box-shadow: 0 -8px 24px -18px color-mix(in oklab, var(--sky-ink) 45%, transparent);
  border-top: 1px solid var(--line); contain: layout paint; transform: translateZ(0);
}
.tabbar a, .tabbar button { display: grid; justify-items: center; align-content: center; gap: 3px; min-block-size: 52px; padding: 6px 2px; border-radius: 14px; font-family: var(--f-ui); font-size: .75rem; font-weight: 500; color: var(--ink-60); transition: color var(--d-1), background var(--d-1), transform 120ms var(--ease-out); -webkit-tap-highlight-color: transparent; touch-action: manipulation; user-select: none; }
.tabbar a:active, .tabbar button:active { transform: scale(.94); background: var(--sky-10); }
.tabbar .icon { inline-size: 22px; block-size: 22px; }
.tabbar a, .tabbar button { position: relative; }
.tabbar a::before { content: ""; position: absolute; inset-block-start: 0; inset-inline: 30%; block-size: 3px; border-radius: 0 0 3px 3px; background: var(--sky-deep); transform: scaleX(0); transition: transform var(--d-2) var(--ease-out); }
.tabbar [aria-current="page"] { color: var(--sky-deep); font-weight: 600; }
.tabbar [aria-current="page"]::before { transform: scaleX(1); }
.tabbar [aria-current="page"] .icon { stroke-width: 2.2; }
@media (min-width: 761px) { .tabbar { display: none; } }
/* Landscape phones: the tab bar would eat a third of the screen; the header menu covers navigation */
@media (max-width: 960px) and (max-height: 500px) and (orientation: landscape) {
  :root { --tabbar-h: 0px; }
  .tabbar { display: none; }
}

/* Sheet: bottom sheet on phones, side drawer from tablet up */
.sheet { display: block; position: fixed; inset: 0; z-index: 90; pointer-events: none; visibility: hidden; transition: visibility 0s linear var(--d-3); }
.sheet::before { content: ""; position: absolute; inset: 0; background: color-mix(in oklab, var(--night) 55%, transparent); opacity: 0; transition: opacity var(--d-3) var(--ease-out); }
.sheet-panel {
  position: absolute; inset-inline: 0; bottom: 0; max-block-size: 88dvh; overflow: auto; overscroll-behavior: contain;
  background: var(--paper); border-radius: 22px 22px 0 0;
  padding: var(--s-4) max(var(--gutter), env(safe-area-inset-right)) calc(var(--s-6) + env(safe-area-inset-bottom)) max(var(--gutter), env(safe-area-inset-left));
  transform: translateY(100%); transition: transform var(--d-3) var(--ease-out);
}
@media (min-width: 761px) { .sheet-panel { inset: 0 auto 0 0; inline-size: min(420px, 100%); max-block-size: none; border-radius: 0; transform: translateX(-100%); padding-top: calc(var(--s-6) + env(safe-area-inset-top)); } }
.sheet.is-open { pointer-events: auto; visibility: visible; transition: visibility 0s; }
.sheet.is-open::before { opacity: 1; }
.sheet.is-open .sheet-panel { transform: none; }
.sheet-grab { inline-size: 44px; block-size: 4px; border-radius: 4px; background: var(--line-2); margin: 0 auto var(--s-5); }
@media (min-width: 761px) { .sheet-grab { display: none; } }
.sheet-nav { display: grid; gap: 2px; }
.sheet-nav a { display: flex; align-items: center; gap: var(--s-4); min-block-size: 52px; padding: var(--s-3) var(--s-2); border-bottom: 1px solid var(--line); font-family: var(--f-ui); font-size: 1.05rem; font-weight: 500; }
.sheet-nav a .icon { inline-size: 22px; block-size: 22px; color: var(--sky-deep); }
.sheet-nav a small { margin-inline-start: auto; font-size: var(--t-xs); color: var(--ink-40); font-weight: 400; }
.sheet-nav a[aria-current="page"] { color: var(--sky-deep); }
.sheet .socials { margin-top: var(--s-6); }

/* ── 10 · Command palette (⌘K) ─────────────────────────────── */
/* Phones: full width sheet from the top with room for the keyboard. */
.palette { position: fixed; inset: 0; z-index: 100; display: grid; place-items: start center; padding: calc(10px + env(safe-area-inset-top)) 10px 0; visibility: hidden; pointer-events: none; transition: visibility 0s linear var(--d-3); }
.palette::before { content: ""; position: absolute; inset: 0; background: color-mix(in oklab, var(--night) 60%, transparent); opacity: 0; transition: opacity var(--d-2); }
.palette-box { position: relative; display: flex; flex-direction: column; inline-size: min(640px, 100%); max-block-size: calc(100dvh - 20px - env(safe-area-inset-top)); background: var(--paper); border-radius: var(--r-3); box-shadow: 0 40px 80px -30px rgba(0,10,15,.6); overflow: hidden; transform: translateY(-14px) scale(.98); opacity: 0; transition: transform var(--d-3) var(--ease-out), opacity var(--d-2); }
.palette.is-open { visibility: visible; pointer-events: auto; transition: visibility 0s; }
.palette.is-open::before { opacity: 1; }
.palette.is-open .palette-box { transform: none; opacity: 1; }
.palette-input { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--line); }
.palette-input .icon { color: var(--sky-deep); flex: none; }
.palette-input input { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 1.05rem; min-block-size: 44px; }
.palette-input input:focus { outline: none; }
.palette-close { display: inline-grid; place-items: center; inline-size: 40px; block-size: 40px; border-radius: 50%; color: var(--ink-60); flex: none; }
.palette-input .palette-esc { display: none; }
.palette-list { flex: 1; min-block-size: 0; max-block-size: 60dvh; overflow: auto; overscroll-behavior: contain; padding: var(--s-2); }
.palette-group { padding: var(--s-3) var(--s-3) var(--s-1); font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-40); }
.palette-item { display: flex; align-items: center; gap: var(--s-3); min-block-size: 46px; padding: .7em var(--s-3); border-radius: var(--r-2); font-family: var(--f-ui); font-size: .95rem; cursor: pointer; }
.palette-item span { min-inline-size: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.palette-item .icon { color: var(--sky-deep); flex: none; }
.palette-item small { margin-inline-start: auto; color: var(--ink-40); font-size: var(--t-xs); flex: none; }
.palette-item[aria-selected="true"] { background: var(--sky-20); }
.palette-foot { display: none; gap: var(--s-4); padding: var(--s-3) var(--s-5); border-top: 1px solid var(--line); font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-40); }
@media (min-width: 761px) {
  .palette { padding: 12vh var(--gutter) 0; }
  .palette-box { max-block-size: 76vh; }
  .palette-input { padding: var(--s-4) var(--s-5); }
  .palette-input input { font-size: 1.1rem; }
  .palette-list { max-block-size: 52vh; }
  .palette-close { display: none; }
  .palette-input .palette-esc { display: inline-flex; }
}
@media (hover: hover) and (pointer: fine) { .palette-foot { display: flex; } }

/* ── 11 · Footer ────────────────────────────────────────────── */
.footer { margin-top: 0; padding-block: var(--s-9) calc(var(--s-6) + env(safe-area-inset-bottom)); }
.footer .watermark { inset-inline-start: -3vw; bottom: -.2em; font-size: clamp(7rem, 22vw, 20rem); }
.footer-top { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-8); align-items: start; }
.footer-brand .logo-svg { inline-size: 110px; color: var(--paper); }
.footer-brand p { color: var(--on-night-2); margin-top: var(--s-5); max-width: 40ch; font-size: .98rem; }
.footer-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-6) var(--s-5); }
.footer-cols h2 { font-family: var(--f-ui); font-weight: 500; font-size: var(--t-xs); color: var(--sky); letter-spacing: .02em; margin-bottom: var(--s-3); }
.footer-cols ul { list-style: none; display: grid; gap: 0; }
.footer-cols a { font-family: var(--f-ui); font-size: .95rem; color: var(--on-night-2); display: inline-flex; align-items: center; gap: .55em; min-block-size: 40px; transition: color var(--d-1), transform var(--d-2) var(--ease-out); }
.footer-cols a .icon { color: var(--sky); opacity: .8; flex: none; }
.socials { display: flex; gap: var(--s-2); flex-wrap: wrap; }
.socials a { inline-size: 44px; block-size: 44px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line-night); color: var(--on-night); transition: background var(--d-2), color var(--d-2), border-color var(--d-2), transform var(--d-2) var(--ease-out); }
.sheet .socials a { border-color: var(--line-2); color: var(--ink); }
.footer-bottom { margin-top: var(--s-8); padding-top: var(--s-5); border-top: 1px solid var(--line-night); display: flex; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--on-night-3); }
.footer-bottom a { display: inline-flex; align-items: center; min-block-size: 32px; }
@media (min-width: 561px) { .footer-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); } .footer-brand .logo-svg { inline-size: 120px; } }
@media (min-width: 901px) { .footer-top { grid-template-columns: minmax(0, 1.3fr) minmax(0, 2fr); } .footer-cols ul { gap: .1em; } .footer-cols a { min-block-size: 36px; } }
@media (hover: hover) {
  .footer-cols a:hover { color: var(--paper); transform: translateX(-3px); }
  .socials a:hover { background: var(--sky); color: var(--ink); border-color: var(--sky); transform: translateY(-3px); }
  .footer-bottom a:hover { color: var(--sky); }
}

/* ── 12 · Back to top ───────────────────────────────────────── */
.back-to-top { position: fixed; inset-inline-end: max(16px, env(safe-area-inset-left)); bottom: calc(var(--tabbar-h) + 12px); z-index: 50; inline-size: 48px; block-size: 48px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--paper); opacity: 0; transform: translateY(16px); pointer-events: none; transition: opacity var(--d-2), transform var(--d-3) var(--ease-out), background var(--d-2); }
@media (min-width: 761px) { .back-to-top { inset-inline-start: 20px; bottom: 20px; } }
.back-to-top.visible { opacity: 1; transform: none; pointer-events: auto; }
@media (hover: hover) { .back-to-top:hover { background: var(--sky); color: var(--ink); } }
.back-to-top svg { inline-size: 20px; block-size: 20px; }

/* ── 13 · Feedback: skeleton, empty, toast, spinner ─────────── */
.skeleton { background: linear-gradient(90deg, var(--paper-2) 0%, var(--paper-3) 40%, var(--paper-2) 80%) 0 0 / 300% 100%; animation: shimmer 1.4s linear infinite; border-radius: var(--r-1); }
@keyframes shimmer { to { background-position: -300% 0; } }
.empty { display: grid; justify-items: center; text-align: center; gap: var(--s-3); padding: var(--s-8) var(--s-5); border: 1px dashed var(--line-2); border-radius: var(--r-2); color: var(--ink-60); font-family: var(--f-ui); }
.empty .icon { color: var(--sky); inline-size: 40px; block-size: 40px; }
.empty strong { font-family: var(--f-read); color: var(--ink); font-size: 1.1rem; }
.spinner { inline-size: 22px; block-size: 22px; border-radius: 50%; border: 2px solid var(--sky-20); border-top-color: var(--sky-deep); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.toast-host { position: fixed; z-index: 120; inset-inline: 0; bottom: calc(var(--tabbar-h) + 20px); display: grid; justify-items: center; gap: 8px; pointer-events: none; }
.toast { pointer-events: auto; display: inline-flex; align-items: center; gap: .6em; padding: .8em 1.2em; border-radius: var(--r-pill); background: var(--ink); color: var(--paper); font-family: var(--f-ui); font-size: .92rem; box-shadow: var(--shadow-2); animation: toast-in var(--d-3) var(--ease-out) both; }
.toast .icon { color: var(--sky); }
.toast.out { animation: toast-out var(--d-2) var(--ease-io) both; }
@keyframes toast-in { from { transform: translateY(20px); opacity: 0; } }
@keyframes toast-out { to { transform: translateY(10px); opacity: 0; } }

/* Thinking dots (AI states) */
.dots { display: inline-flex; gap: 5px; }
.dots i { inline-size: 7px; block-size: 7px; border-radius: 50%; background: var(--sky); animation: dot 1.2s var(--ease-io) infinite; }
.dots i:nth-child(2) { animation-delay: .15s; } .dots i:nth-child(3) { animation-delay: .3s; }
@keyframes dot { 0%, 80%, 100% { transform: scale(.6); opacity: .4; } 40% { transform: scale(1); opacity: 1; } }

/* ── 14 · Motion: reveal system ─────────────────────────────── */
/* Visible by default, so the first screen never waits for a script. site.js adds .reveal-ready and, in the same
   task (before any paint), keeps what is on screen and hides only what is below it, to rise in on scroll. */
.reveal-ready [data-reveal] { opacity: 0; transform: translateY(12px); transition: opacity 420ms var(--ease-out), transform 420ms var(--ease-out); transition-delay: calc(min(var(--i, 0), 6) * 40ms); }
.reveal-ready .no-anim, .reveal-ready .no-anim .w > span, .reveal-ready .no-anim::before { transition: none !important; }
.reveal-ready [data-reveal="fade"] { transform: none; }
.reveal-ready [data-reveal="scale"] { transform: scale(.96); }
.reveal-ready [data-reveal="right"] { transform: translateX(-32px); }
.reveal-ready [data-reveal="mask"] { transform: none; clip-path: inset(0 0 100% 0); transition-property: opacity, clip-path; }
.reveal-ready [data-reveal].is-in { opacity: 1; transform: none; }
.reveal-ready [data-reveal="mask"].is-in { clip-path: inset(0 0 0 0); }
.reveal-ready .eyebrow[data-reveal]::before { transform: scaleX(0); transition: transform 520ms var(--ease-out) .1s; }
.reveal-ready .eyebrow[data-reveal].is-in::before { transform: scaleX(1); }

/* Split words (display headings) */
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding-block: .28em .16em; margin-block: -.28em -.16em; }
.split .w > span { display: inline-block; transform: translateY(105%); transition: transform 520ms var(--ease-out); transition-delay: calc(min(var(--wi, 0), 6) * 35ms); }
.split.is-in .w > span { transform: none; }

/* Logo draw-in: wipe from right (reading direction) */
.wipe { display: block; clip-path: inset(0 0 0 100%); animation: wipe 1.4s var(--ease-out) .2s forwards; }
@keyframes wipe { to { clip-path: inset(0 0 0 0); } }

/* Cross-document view transitions */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vt-out 260ms var(--ease-io) both; }
::view-transition-new(root) { animation: vt-in 520ms var(--ease-out) both; }
@keyframes vt-out { to { opacity: 0; transform: translateY(-8px); } }
@keyframes vt-in { from { opacity: 0; transform: translateY(14px); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; scroll-behavior: auto !important; }
  .js [data-reveal], .split .w > span { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .wipe { clip-path: none; }
  .mark { background-size: 100% 78% !important; }
  @view-transition { navigation: none; }
}

/* ── 15 · Prose (transcripts, answers, book text) ───────────── */
.prose { font-family: var(--f-read); font-size: 1.12rem; line-height: 2.15; color: var(--ink-80); text-align: start; }
.prose p { margin: 0 0 1.1em; text-wrap: pretty; }
.prose h2, .prose h3 { font-family: var(--f-read); font-weight: 700; color: var(--ink); line-height: 1.5; margin: 1.6em 0 .6em; }
.prose h2 { font-size: 1.4rem; } .prose h3 { font-size: 1.18rem; }
.prose ul, .prose ol { padding-inline-start: 1.4em; margin-bottom: 1em; }
.prose li { margin-bottom: .35em; }
.prose li::marker { color: var(--sky-deep); }
.prose strong { color: var(--ink); font-weight: 700; }
.prose blockquote { margin: 1.4em 0; padding: var(--s-4) var(--s-5); background: var(--sky-10); border-radius: var(--r-2); color: var(--ink); }
.prose a { color: var(--sky-deep); text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--sky-40); }
/* Quran / hadith highlights produced by the format_transcript filter */
.transcript-quran { font-family: "Amiri", var(--f-read); color: var(--sky-ink); font-weight: 700; }
.transcript-hadith { color: var(--ink); font-weight: 600; background: var(--sky-10); padding-inline: .25em; border-radius: 3px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.transcript-point { display: flex; gap: .8em; align-items: baseline; margin: .5em 0; }
.point-badge { flex: none; display: inline-grid; place-items: center; min-inline-size: 1.9em; block-size: 1.9em; border-radius: 50%; background: var(--ink); color: var(--paper); font-family: var(--f-ui); font-size: .8rem; font-weight: 600; }
.point-text { flex: 1; }


/* Hover only devices: no sticky hover states on touch */
@media (hover: hover) {
  .btn:hover::before { transform: scaleX(1); transform-origin: right; }
  .btn:hover { color: var(--ink); border-color: var(--fill); }
  .btn:hover .icon-nudge { transform: translateX(-4px); }
  .btn-ghost:hover { color: var(--paper); border-color: var(--ink); }
  .on-night .btn-ghost:hover { color: var(--ink); }
  .link:hover { background-size: 100% 1px; background-position: right bottom; }
  .link:hover .icon { transform: translateX(-3px); }
  a.card:hover, .card.is-link:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: var(--sky-40); }
  a:hover .media img, .is-link:hover .media img { transform: scale(1.05); }
  a:hover .media .play, .is-link:hover .media .play { transform: scale(1); background: var(--sky); }
  .quote-card:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -30px color-mix(in oklab, var(--sky-ink) 90%, transparent); }
  .crumbs a:hover { color: var(--sky-deep); }
}
.btn:active, a.card:active, .chip:active { transform: scale(.98); }

/* ── 15b · Robustness ───────────────────────────────────────── */
/* If site.js never runs, revealed content must not stay invisible. */
/* Layout children never force horizontal overflow */
.wrap > *, .wrap-read > *, .grid > *, .stack > *, .section-head > *, .spread > * { min-inline-size: 0; }
body { overflow-wrap: break-word; }
/* Touch: 16px form text so iOS does not zoom; no tap flash */
@media (pointer: coarse) {
  input:not([type="checkbox"]):not([type="radio"]):not([type="range"]), select, textarea { font-size: max(16px, 1em) !important; }
  a, button { -webkit-tap-highlight-color: transparent; }
}
.crumbs a { display: inline-flex; align-items: center; min-block-size: 32px; }

/* ── 16 · Utilities ─────────────────────────────────────────── */
.grid { display: grid; gap: var(--s-5); }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); }
.hscroll { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(280px, 1fr); gap: var(--s-5); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: var(--s-4); scrollbar-width: thin; }
.hscroll > * { scroll-snap-align: start; }
.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-4 { margin-top: var(--s-4); } .mt-5 { margin-top: var(--s-5); } .mt-6 { margin-top: var(--s-6); } .mt-7 { margin-top: var(--s-7); }
.clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.clamp-6 { display: -webkit-box; -webkit-line-clamp: 6; -webkit-box-orient: vertical; overflow: hidden; }
[hidden] { display: none !important; }
@media (pointer: coarse) { .crumbs a { min-block-size: 40px; } }
.palette-input input { min-inline-size: 0; }

/* ── Click-to-load YouTube (shared) ─────────────────────────── */
.yt-lazy { position: relative; display: block; inline-size: 100%; aspect-ratio: 16 / 9; border-radius: var(--r-2); overflow: hidden; background: var(--night-3); padding: 0; border: 0; cursor: pointer; }
.yt-lazy img { inline-size: 100%; block-size: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out), opacity var(--d-3); opacity: .9; }
.yt-lazy::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, color-mix(in oklab, var(--night) 60%, transparent), transparent 60%); }
.yt-lazy-play { position: absolute; z-index: 2; inset: 0; margin: auto; inline-size: 68px; block-size: 68px; border-radius: 50%; display: grid; place-items: center; background: var(--paper); color: var(--ink); transition: transform var(--d-3) var(--ease-out), background var(--d-2); }
.yt-lazy-play .icon { transform: translateX(2px); }
@media (hover: hover) { .yt-lazy:hover img { transform: scale(1.04); opacity: 1; } .yt-lazy:hover .yt-lazy-play { transform: scale(1.08); background: var(--sky); } }
.yt-frame { display: block; inline-size: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--r-2); background: var(--night); }
.program-initial { font-family: var(--f-display); font-size: 2rem; line-height: 1; color: var(--sky-deep); }

/* ── Header «المزيد» menu (desktop) ─────────────────────────── */
.nav-more { position: relative; }
.nav-more > summary { list-style: none; display: inline-flex; align-items: center; gap: .5em; padding: .6em .85em; min-block-size: 44px; border-radius: var(--r-pill); font-family: var(--f-ui); font-size: .93rem; font-weight: 500; color: var(--ink-80); cursor: pointer; transition: background var(--d-2), color var(--d-1); }
.nav-more > summary::-webkit-details-marker { display: none; }
.nav-more > summary .icon:first-child { color: var(--sky-deep); opacity: .85; }
.nav-more > summary .icon:last-child { transition: transform var(--d-2) var(--ease-out); }
.nav-more[open] > summary { background: var(--sky-20); color: var(--ink); }
.nav-more[open] > summary .icon:last-child { transform: rotate(180deg); }
.nav-more:has([aria-current="page"]) > summary { background: var(--sky-20); color: var(--ink); }
@media (hover: hover) { .nav-more > summary:hover { background: var(--sky-10); color: var(--ink); } }
.nav-more-panel { position: absolute; inset-inline-end: 0; top: calc(100% + 8px); z-index: 80; inline-size: 270px; display: grid; gap: 2px; padding: 8px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-3); box-shadow: var(--shadow-2); animation: menu-in var(--d-2) var(--ease-out); }
.nav .nav-more-panel a { justify-content: flex-start; inline-size: 100%; border-radius: var(--r-2); padding: .7em .8em; min-block-size: 44px; }
@keyframes menu-in { from { opacity: 0; transform: translateY(-6px); } }
@media (min-width: 1081px) { .footer-cols { grid-template-columns: repeat(4, minmax(0, 1fr)); } }


/* ── Compact page header (all list/index pages) ── */
.ph { padding-block: var(--s-5) var(--s-4); border-bottom: 1px solid var(--line); }
.ph .crumbs { margin-bottom: var(--s-3); }
.ph-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
.ph-main { min-inline-size: 0; }
.ph-title { font-family: var(--f-display); font-weight: 400; font-size: clamp(2.6rem, 5vw, 3.6rem); line-height: .85; color: var(--ink); text-wrap: balance; }
.ph-meta { display: flex; flex-wrap: wrap; gap: .3em 1.1em; margin: var(--s-3) 0 0; font-family: var(--f-ui); font-size: var(--t-sm); color: var(--ink-60); }
.ph-meta > span { display: inline-flex; align-items: center; gap: .4em; }
.ph-meta .icon { color: var(--sky-deep); }
.ph-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-2); min-inline-size: 0; }
.ph-actions > * { min-inline-size: 0; }
.ph + section, .ph + .section, .ph + .section-tight { padding-top: var(--s-5); }
@media (min-width: 761px) {
  .ph { padding-block: var(--s-6) var(--s-5); }
  .ph-row { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
  .ph-actions { justify-content: flex-end; }
}
/* pill toggle used in header actions */
.ph-pill { display: inline-flex; align-items: center; gap: .5em; min-block-size: 44px; padding: 0 1.05em; border-radius: var(--r-pill); border: 1px solid var(--line-2); background: var(--white); font-family: var(--f-ui); font-size: .92rem; font-weight: 500; color: var(--ink); transition: background var(--d-2), border-color var(--d-2), color var(--d-2); }
.ph-pill .icon { color: var(--sky-deep); }
.ph-pill[aria-expanded="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.ph-pill[aria-expanded="true"] .icon { color: var(--sky); }
@media (hover: hover) { .ph-pill:hover { border-color: var(--sky); } }
.ph-search { display: flex; align-items: center; gap: .5em; min-block-size: 44px; padding: 0 .4em 0 .9em; border-radius: var(--r-pill); border: 1px solid var(--line-2); background: var(--white); inline-size: 100%; }
.ph-search .icon { color: var(--ink-40); flex: none; }
.ph-search input { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 16px; min-block-size: 40px; }
.ph-search input:focus { outline: none; }
.ph-search:focus-within { border-color: var(--sky); box-shadow: 0 0 0 4px var(--sky-20); }
@media (min-width: 761px) { .ph-search { inline-size: 300px; } }

/* Cards: dense, no empty bands */
.card-body { padding: var(--s-4) var(--s-5); gap: var(--s-2); }
.card-foot { padding: var(--s-3) var(--s-5); }
.card .card-title { font-size: 1.02rem; line-height: 1.6; }
.card-foot .meta { gap: .3em .8em; }

/* page header: brand presence without bulk (tinted band, faint girih, brand hairline) */
.ph { position: relative; isolation: isolate; overflow: clip; background: linear-gradient(to bottom, var(--paper-2), var(--paper)); }
.ph::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: var(--sky); opacity: .10;
  -webkit-mask-image: url("../brand/girih.svg"), linear-gradient(to right, #000 0%, transparent 55%);
          mask-image: url("../brand/girih.svg"), linear-gradient(to right, #000 0%, transparent 55%);
  -webkit-mask-size: 120px 120px, 100% 100%; mask-size: 120px 120px, 100% 100%;
  -webkit-mask-repeat: repeat, no-repeat; mask-repeat: repeat, no-repeat;
  -webkit-mask-composite: source-in; mask-composite: intersect; }
.ph-title { font-size: clamp(3rem, 6vw, 4.4rem); display: flex; align-items: center; gap: .3em; }
.ph-title::before { content: ""; flex: none; inline-size: 34px; block-size: 3px; border-radius: 3px; background: var(--sky); transform: translateY(-.08em); }
.ph-meta { color: var(--ink-80); }
@media (min-width: 761px) { .ph { padding-block: var(--s-7) var(--s-6); } }
/* header actions stay on one line (search shrinks), pills never break */
.ph-pill { white-space: nowrap; flex: none; }
@media (min-width: 761px) {
  .ph-actions { flex-wrap: nowrap; }
  .ph-actions .ph-search { inline-size: auto; flex: 1 1 260px; min-inline-size: 180px; max-inline-size: 320px; }
}
@media (max-width: 760px) {
  .ph-actions .ph-pill { flex: 1 1 0; justify-content: center; }
  .ph-actions .ph-search { flex: 1 1 100%; }
}
/* hidden overlays must never widen the page on small phones */
.palette, .sheet { overflow: hidden; }
.palette-box, .sheet-panel { max-inline-size: 100vw; }
.sheet .socials { flex-wrap: wrap; max-inline-size: 100%; }
.tabbar a, .tabbar button { min-inline-size: 0; overflow: hidden; }
@media (max-width: 340px) { .tabbar a, .tabbar button { font-size: .62rem; padding-inline: 0; } }

/* Smooth page changes: the browser crossfades between pages (Chrome, Edge, Safari 18.2+), no flash */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 180ms; }
.tabbar { view-transition-name: site-tabbar; }   /* the phone tab bar stays put while the page changes */
@media (prefers-reduced-motion: reduce) { @view-transition { navigation: none; } }

/* ── QA round 3 ── */
figure { margin: 0; }
.quote-card .meta { color: var(--on-night-2); }
/* highlights on dark cards: an ink-blue underline stroke, never the look of a text selection */
.on-night .mark, .quote-card .mark { background: none !important; color: var(--sky); box-shadow: inset 0 -2px 0 color-mix(in oklab, var(--sky) 55%, transparent); }
:is(.display, .h1, .h2, .h3, .ph-title, .series-row-title, .mission-title) { word-spacing: .12em; }
.hero-watermark { opacity: .35; }
.hero-facts { border-top: 0; }
@media (max-width: 760px) { .back-to-top { display: none; } }
body.page-login { padding-bottom: 0; }
@media (max-width: 760px) { .header .search-trigger, .header .menu-btn { display: none; } }

/* Selects: one calm chevron with room around it, on every page (beats the per-page background shorthands) */
select:not([multiple]):not([size]) { -webkit-appearance: none; appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7f8e' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-size: 16px; background-position: left 1em center; padding-inline-end: 2.8em; }
[dir="ltr"] select:not([multiple]):not([size]) { background-position: right 1em center; }
select:not([multiple]):not([size]):hover { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232c6a8e' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); }
select::-ms-expand { display: none; }

/* Header: quick search is a single icon button everywhere; the bar keeps its room for the pages */
.header .search-trigger { inline-size: 44px; min-block-size: 44px; padding: 0; justify-content: center; }
.header .search-trigger .label, .header .search-trigger kbd { display: none; }
@media (min-width: 1081px) and (max-width: 1360px) {
  .nav a, .nav-more > summary { padding-inline: .55em; font-size: .88rem; gap: .4em; }
  .nav a > .icon { display: none; }
}
/* buttons inside link lists (notifications, install) look like their neighbours */
.nav .nav-more-panel button { display: flex; align-items: center; gap: .5em; inline-size: 100%; min-block-size: 44px; padding: .7em .8em; border: 0; border-radius: var(--r-2);
  background: none; font-family: var(--f-ui); font-size: .93rem; font-weight: 500; color: var(--ink-80); cursor: pointer; text-align: start; }
.nav .nav-more-panel button .icon { color: var(--sky-deep); }
@media (hover: hover) { .nav .nav-more-panel button:hover { background: var(--sky-10); color: var(--ink); } }
.footer-cols .footer-link { display: inline-flex; align-items: center; gap: .55em; min-block-size: 40px; padding: 0; border: 0; background: none; cursor: pointer;
  font-family: var(--f-ui); font-size: .95rem; color: var(--on-night-2); }
.footer-cols .footer-link .icon { color: var(--sky); opacity: .8; }
.footer-cols .footer-link:hover { color: var(--paper); }
[data-install][hidden], [data-push-open][hidden] { display: none !important; }
/* footer: brand + app card, four link columns */
.footer-app { display: flex; flex-wrap: wrap; gap: var(--s-2); margin-top: var(--s-5); }
.footer-app .btn-ghost { color: var(--on-night); border-color: var(--line-night); }
.footer-brand .socials { margin-top: var(--s-5); }
.footer-brand .socials a { inline-size: 44px; block-size: 44px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line-night); color: var(--on-night-2); transition: color var(--d-1), border-color var(--d-1), background var(--d-1); }
.footer-brand .socials a:hover { color: var(--night); background: var(--sky); border-color: var(--sky); }
@media (min-width: 561px) { .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 761px) { .footer-cols { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
/* touch: small links, chips and time buttons get a 44px hit area without changing how they look */
@media (pointer: coarse) {
  .link, a.chip, button.chip, .timestamp-btn, .book-card-title { position: relative; }
  .link::after, a.chip::after, button.chip::after, .timestamp-btn::after, .book-card-title::after {
    content: ""; position: absolute; inset-inline: -4px; inset-block: clamp(-8px, calc((100% - 44px) / 2), 0px); }
}

/* ═══ English edition (/en): left to right, Latin type; Arabic content keeps its own fonts ═══ */
.lang-switch { display: inline-grid; place-items: center; inline-size: 44px; block-size: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--white);
  color: var(--ink-60); transition: border-color var(--d-2), color var(--d-2); }
@media (hover: hover) { .lang-switch:hover { border-color: var(--sky); color: var(--ink); } }
:root:lang(en) {
  --f-display: "Fraunces", "Jomhuria", Georgia, serif;
  --f-read: "Source Serif 4", "Noto Naskh Arabic", Georgia, serif;
  --f-ui: "IBM Plex Sans", "IBM Plex Sans Arabic", system-ui, sans-serif;
  /* Fraunces fills its em, Jomhuria does not: display sizes come down */
  --t-mega: clamp(3.2rem, 8.5vw, 7.5rem);
  --t-hero: clamp(2.6rem, 6vw, 5rem);
  --t-h1: clamp(2.1rem, 3.8vw, 3.4rem);
  --t-h2: clamp(1.8rem, 3vw, 2.6rem);
  --t-h3: clamp(1.35rem, 1.9vw, 1.7rem);
}
:lang(en) .display, :lang(en) .h1, :lang(en) .h2, :lang(en) .h3, :lang(en) .ph-title { line-height: 1.08; letter-spacing: -.01em; font-weight: 500; }
/* Latin display type needs air between wrapped lines (Jomhuria's tight leading does not carry over) */
:root:lang(en) :is(h1, h2, .h3, .ph-title, .rag-title, .mission-title, .project-vision, .achv-head h3, .series-row-title, .series-card.is-feature .card-title):not([lang="ar"]) { line-height: 1.1; }
:lang(en) .stat .v { line-height: 1; font-size: clamp(2rem, 3.4vw, 2.9rem); }
:lang(en) .ph-title { font-size: clamp(2rem, 3.6vw, 2.8rem); }
/* Arabic text left inside an English page (titles not yet translated, transcripts, book text) */
:lang(en) [lang="ar"] { font-family: "IBM Plex Sans Arabic", "Noto Naskh Arabic", sans-serif; }
/* ﷺ inside English text (wrapped server side): Arabic glyph at text size, not the oversized fallback */
:lang(en) .saw { font-family: "Amiri", "Noto Naskh Arabic", serif; font-size: .8em; line-height: 1; font-weight: 700; }
:lang(en) .page-search .hero-meta > span { text-transform: capitalize; }
:lang(en) [lang="ar"] .saw { font-family: inherit; font-size: inherit; line-height: inherit; font-weight: inherit; }
/* hover nudges point the reading direction */
@media (hover: hover) {
  :lang(en) .footer-cols a:hover { transform: translateX(3px); }
  :lang(en) .btn:hover .icon-nudge { transform: translateX(4px); }
  :lang(en) .link:hover .icon { transform: translateX(3px); }
}