/* ── Reset & variables ──────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root,
[data-theme="dark"] {
  --accent-rgb: 201, 168, 76;
  --gold:      #c9a84c;
  --gold-dim:  rgba(var(--accent-rgb), 0.55);
  --gold-faint:rgba(var(--accent-rgb), 0.12);
  --bg:        #0c100e;
  --bg-card:   #0e0e0e;
  --bg-topbar: rgba(12, 16, 14, 0.96);
  --bg-reader: #101816;
  --bg-panel:  #111111;
  --bg-modal:  #0d0d0d;
  --bg-toolbar:rgba(8, 12, 10, 0.98);
  --bg-hover:  rgba(255, 255, 255, 0.02);
  --bg-active: rgba(var(--accent-rgb), 0.08);
  --text-ar:   #ece8e0;
  --text-ui:   var(--gold);
  --text-soft: rgba(232, 224, 208, 0.5);
  --text-faint:rgba(var(--accent-rgb), 0.35);
  --line:      rgba(255, 255, 255, 0.08);
  --glow-1:    rgba(var(--accent-rgb), 0.07);
  --glow-2:    rgba(var(--accent-rgb), 0.04);
  --shadow:    rgba(0, 0, 0, 0.6);
  --play-fg:   var(--bg);
  --marker-border: rgba(255, 255, 255, 0.35);
  --marker-text: rgba(255, 255, 255, 0.55);
  --bg-card-hover: #131208;
  --bg-card-active: #181408;
  --bg-footer: rgba(10, 10, 10, 0.94);
  --backdrop: rgba(0, 0, 0, 0.72);
  --bg-input: rgba(255, 255, 255, 0.05);
  --pattern-opacity: 0.025;
  --mushaf:    'KFGQPC HAFS Uthmanic Script', 'Traditional Arabic', serif;
}

[data-theme="light"] {
  --accent-rgb: 130, 98, 28;
  --gold:      #82621c;
  --gold-dim:  rgba(var(--accent-rgb), 0.72);
  --gold-faint:rgba(var(--accent-rgb), 0.14);
  --bg:        #f6f4ef;
  --bg-card:   #ffffff;
  --bg-topbar: rgba(246, 244, 239, 0.97);
  --bg-reader: #fdfcfa;
  --bg-panel:  #ffffff;
  --bg-modal:  #ffffff;
  --bg-toolbar:rgba(248, 246, 240, 0.98);
  --bg-hover:  rgba(0, 0, 0, 0.03);
  --bg-active: rgba(var(--accent-rgb), 0.1);
  --text-ar:   #1c1810;
  --text-ui:   #5c4818;
  --text-soft: rgba(40, 32, 20, 0.62);
  --text-faint:rgba(var(--accent-rgb), 0.45);
  --line:      rgba(0, 0, 0, 0.1);
  --glow-1:    rgba(var(--accent-rgb), 0.05);
  --glow-2:    rgba(var(--accent-rgb), 0.03);
  --shadow:    rgba(0, 0, 0, 0.12);
  --play-fg:   #fff;
  --marker-border: rgba(0, 0, 0, 0.22);
  --marker-text: rgba(0, 0, 0, 0.45);
  --bg-card-hover: #f0ece4;
  --bg-card-active: #ebe5d8;
  --bg-footer: rgba(255, 255, 255, 0.94);
  --backdrop: rgba(0, 0, 0, 0.35);
  --bg-input: rgba(0, 0, 0, 0.04);
  --pattern-opacity: 0.045;
}

[data-theme="sepia"] {
  --accent-rgb: 110, 82, 38;
  --gold:      #6e5226;
  --gold-dim:  rgba(var(--accent-rgb), 0.75);
  --gold-faint:rgba(var(--accent-rgb), 0.14);
  --bg:        #f2e8d5;
  --bg-card:   #e8dcc4;
  --bg-topbar: rgba(242, 232, 213, 0.97);
  --bg-reader: #ebe1cc;
  --bg-panel:  #e5d9c0;
  --bg-modal:  #e0d4ba;
  --bg-toolbar:rgba(235, 225, 204, 0.98);
  --bg-hover:  rgba(80, 55, 20, 0.05);
  --bg-active: rgba(var(--accent-rgb), 0.12);
  --text-ar:   #2a2114;
  --text-ui:   #5a4020;
  --text-soft: rgba(50, 38, 22, 0.65);
  --text-faint:rgba(var(--accent-rgb), 0.48);
  --line:      rgba(80, 55, 20, 0.12);
  --glow-1:    rgba(var(--accent-rgb), 0.06);
  --glow-2:    rgba(var(--accent-rgb), 0.03);
  --shadow:    rgba(60, 40, 10, 0.18);
  --play-fg:   #fff;
  --marker-border: rgba(60, 40, 10, 0.28);
  --marker-text: rgba(60, 40, 10, 0.5);
  --bg-card-hover: #ded0b8;
  --bg-card-active: #d4c4a8;
  --bg-footer: rgba(232, 220, 196, 0.94);
  --backdrop: rgba(40, 28, 10, 0.45);
  --bg-input: rgba(80, 55, 20, 0.06);
  --pattern-opacity: 0.05;
}

@font-face {
  font-family: 'KFGQPC HAFS Uthmanic Script';
  src: url('fonts/kfgqpc-uthmanic.woff2') format('woff2');
  font-display: swap;
}

.mushaf-text {
  font-family: var(--mushaf);
  direction: rtl;
  color: var(--text-ar);
}

html, body {
  width: 100%; height: 100%;
  background: var(--bg); color: var(--text-ui);
  font-family: Georgia, 'Times New Roman', serif;
  overflow: hidden;
}

/* ── Screen-reader only utility ─────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Shared: ambient background ─────────────────────────────── */
.bg-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 65% 45% at 50% 0%,  rgba(var(--accent-rgb),.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 35% at 80% 100%, rgba(var(--accent-rgb),.04) 0%, transparent 60%);
}
.bg-pattern {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: var(--pattern-opacity);
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23c9a84c' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
}

/* ── View containers ────────────────────────────────────────── */
.view {
  position: fixed; inset: 0; z-index: 1;
}
[hidden] { display: none !important; }

/* ── Top bar ────────────────────────────────────────────────── */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: clamp(10px,1.5vh,16px) clamp(16px,2.5vw,36px);
  background: var(--bg-topbar);
  border-bottom: 1px solid var(--gold-faint);
  backdrop-filter: blur(14px);
  gap: 16px;
}
.topbar-logo { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.logo-en { font-size: clamp(.7rem,1vw,.9rem); letter-spacing: .22em; text-transform: uppercase; color: rgba(var(--accent-rgb),.7); }
.logo-ar { font-size: clamp(.85rem,1.2vw,1.05rem); color: rgba(var(--accent-rgb),.5); direction: rtl; }

.topbar-centre { flex: 1; display: flex; align-items: center; gap: clamp(6px,1vw,12px); max-width: 480px; min-width: 0; }
.topbar-juz { font-size: clamp(.5rem,.65vw,.62rem); letter-spacing: .1em; text-transform: uppercase; color: rgba(var(--accent-rgb),.4); flex-shrink: 0; }
.topbar-page { font-size: clamp(.62rem,.8vw,.72rem); color: var(--text-soft); flex-shrink: 0; min-width: 1.2em; text-align: center; }
.topbar-surah-btn {
  display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
  max-width: clamp(100px, 14vw, 140px);
  padding: 4px 10px; border-radius: 999px;
  border: 1px solid rgba(var(--accent-rgb), .2);
  background: rgba(var(--accent-rgb), .06);
  cursor: pointer; font-family: inherit; color: inherit;
}
.topbar-surah-btn:hover { border-color: rgba(var(--accent-rgb), .4); background: rgba(var(--accent-rgb), .1); }
.topbar-surah-num {
  font-size: clamp(.5rem,.65vw,.58rem); color: rgba(var(--accent-rgb), .45);
  flex-shrink: 0;
}
.topbar-surah { font-size: clamp(.5rem,.65vw,.62rem); letter-spacing: .08em; text-transform: uppercase; color: rgba(var(--accent-rgb),.55); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.topbar-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; flex-wrap: wrap; justify-content: flex-end; }
.theme-toggle button { letter-spacing: .04em; }
.pill-toggle {
  display: flex; background: rgba(var(--accent-rgb),.06); border: 1px solid rgba(var(--accent-rgb),.2);
  border-radius: 999px; padding: 2px;
}
.pill-toggle button {
  border: none; background: transparent; color: rgba(var(--accent-rgb),.45);
  font-family: system-ui, sans-serif; font-size: clamp(.5rem,.65vw,.58rem);
  padding: 5px 9px; border-radius: 999px; cursor: pointer; white-space: nowrap;
}
.pill-toggle button.active { background: rgba(var(--accent-rgb),.2); color: var(--gold); }

.search-wrap {
  flex: 1; background: var(--bg-input); border: 1px solid rgba(var(--accent-rgb),.2);
  border-radius: 999px; padding: clamp(6px,.8vh,9px) clamp(14px,1.5vw,20px);
  display: flex; align-items: center; gap: 8px;
}
.search-wrap input { background: none; border: none; outline: none; color: var(--gold); font-size: clamp(.68rem,.95vw,.83rem); width: 100%; }
.search-wrap input::placeholder { color: rgba(var(--accent-rgb),.35); }
.search-icon { color: rgba(var(--accent-rgb),.35); font-size: .8rem; }

.view-toggle {
  background: rgba(var(--accent-rgb),.1); border: 1px solid rgba(var(--accent-rgb),.3);
  border-radius: 999px; padding: clamp(5px,.7vh,8px) clamp(12px,1.2vw,18px);
  color: rgba(var(--accent-rgb),.8); font-size: clamp(.6rem,.82vw,.76rem);
  letter-spacing: .1em; text-transform: uppercase; cursor: pointer; white-space: nowrap;
  font-family: inherit; transition: background .15s, border-color .15s;
}
.view-toggle:hover { background: rgba(var(--accent-rgb),.18); border-color: var(--gold-dim); }

/* Juz pills (grid view only) */
.juz-pills {
  display: flex; align-items: center; gap: 5px;
  overflow-x: auto; scrollbar-width: none;
}
.juz-pills::-webkit-scrollbar { display: none; }
.juz-pill {
  background: rgba(var(--accent-rgb),.06); border: 1px solid rgba(var(--accent-rgb),.18);
  border-radius: 999px; padding: 4px 11px;
  color: rgba(var(--accent-rgb),.5); font-size: clamp(.5rem,.68vw,.62rem);
  white-space: nowrap; cursor: pointer; letter-spacing: .06em; font-family: inherit;
  transition: background .15s, border-color .15s, color .15s;
}
.juz-pill.active { background: rgba(var(--accent-rgb),.2); border-color: rgba(var(--accent-rgb),.6); color: var(--gold); }

/* Search dropdown */
.search-dropdown {
  position: fixed; top: clamp(48px,8vh,70px); left: 50%; transform: translateX(-50%);
  width: clamp(260px,40vw,440px); z-index: 300;
  background: var(--bg-panel); border: 1px solid rgba(var(--accent-rgb),.25); border-radius: 10px;
  list-style: none; overflow: hidden; box-shadow: 0 12px 40px var(--shadow);
}
.search-dropdown li {
  padding: 10px 18px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid rgba(var(--accent-rgb),.08);
  font-size: clamp(.7rem,.9vw,.82rem);
}
.search-dropdown li:last-child { border-bottom: none; }
.search-dropdown li:hover { background: rgba(var(--accent-rgb),.08); }
.search-dropdown .dd-ar { font-size: clamp(.9rem,1.3vw,1.1rem); direction: rtl; color: rgba(var(--accent-rgb),.8); }

/* ── Immersive view ──────────────────────────────────────────── */
.view--immersive {
  display: grid;
  grid-template-columns: clamp(36px,5vw,64px) 1fr clamp(36px,5vw,64px);
  align-items: center;
}

.immersive-centre {
  height: 100vh; height: 100dvh;
  display: flex; flex-direction: column;
  align-items: stretch;
  padding: clamp(54px,7vh,72px) clamp(8px,2vw,24px) clamp(12px,2vh,20px);
  overflow: hidden; position: relative; z-index: 1; width: 100%;
}

.surah-counter, .surah-en, .surah-ar { text-align: center; flex-shrink: 0; }

.surah-counter { font-size: clamp(.48rem,.62vw,.58rem); letter-spacing: .3em; text-transform: uppercase; color: rgba(var(--accent-rgb),.35); margin-bottom: 3px; }
.surah-en      { font-size: clamp(.6rem,.82vw,.72rem); letter-spacing: .2em; text-transform: uppercase; color: rgba(var(--accent-rgb),.65); margin-bottom: 2px; }
.surah-ar      { font-size: clamp(1rem,1.8vw,1.5rem); color: var(--gold); direction: rtl; line-height: 1.2; text-shadow: 0 0 40px rgba(var(--accent-rgb),.15); margin-bottom: 5px; }

.meta-pills { display: flex; gap: clamp(6px,1vw,12px); margin-bottom: 6px; flex-wrap: wrap; justify-content: center; }
.meta-pill { background: rgba(var(--accent-rgb),.07); border: 1px solid rgba(var(--accent-rgb),.2); border-radius: 999px; padding: 2px clamp(8px,1vw,12px); color: var(--gold-dim); font-size: clamp(.48rem,.62vw,.58rem); letter-spacing: .08em; }

.rule { width: clamp(30px,4vw,50px); height: 1px; background: linear-gradient(90deg,transparent,rgba(var(--accent-rgb),.35),transparent); margin: 0 auto 6px; }

/* ── Reader views ───────────────────────────────────────────── */
.reader-view {
  flex: 1; min-height: 0; width: 100%;
  display: flex; flex-direction: column;
  position: relative;
}
.reader-view[hidden] { display: none !important; }

/* Text mode */
.text-reader { overflow: hidden; }
.text-surah-header {
  display: none;
  width: 100%; align-items: center; gap: 10px;
  padding: 10px 12px; margin-bottom: 6px; flex-shrink: 0;
  border: 1px solid var(--gold-faint); border-radius: 10px;
  background: rgba(var(--accent-rgb), .06);
  cursor: pointer; font-family: inherit; color: var(--text-ui);
  text-align: left;
}
.text-surah-header:active { background: rgba(var(--accent-rgb), .12); }
.text-surah-num {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: system-ui, sans-serif; font-size: .72rem;
  background: rgba(var(--accent-rgb), .15); color: var(--gold);
}
.text-surah-meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.text-surah-en {
  font-family: system-ui, sans-serif; font-size: .72rem; letter-spacing: .06em;
  text-transform: uppercase; color: rgba(var(--accent-rgb), .75);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.text-surah-ar {
  font-size: 1.05rem; direction: rtl; color: var(--gold);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.text-surah-chevron { color: rgba(var(--accent-rgb), .4); font-size: .85rem; flex-shrink: 0; }
.trans-bar {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 4px 8px 8px; flex-shrink: 0;
}
.trans-bar > span { font-family: system-ui, sans-serif; font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; color: rgba(var(--accent-rgb),.35); }
.trans-toggle {
  display: flex; background: rgba(var(--accent-rgb),.06); border: 1px solid rgba(var(--accent-rgb),.18);
  border-radius: 999px; padding: 2px;
}
.trans-toggle button {
  border: none; background: transparent; color: rgba(var(--accent-rgb),.45);
  font-family: system-ui, sans-serif; font-size: .58rem; padding: 5px 12px; border-radius: 999px; cursor: pointer;
}
.trans-toggle button.active { background: rgba(var(--accent-rgb),.18); color: var(--gold); }
.text-scroll {
  flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch;
  padding: 0 4px 8px; scrollbar-width: thin;
}
.ayah-block {
  display: flex; flex-direction: column; align-items: stretch;
  padding: 14px 10px; border-bottom: 1px solid var(--line);
  cursor: pointer; transition: background .12s;
}
.ayah-block:hover { background: var(--bg-hover); }
.ayah-block.active { background: var(--bg-active); }
.ayah-block .mushaf-text {
  width: 100%;
  font-size: clamp(1.5rem, 5.5vw, 2.1rem); line-height: 2.1;
  text-align: center;
}
.ayah-trans {
  width: 100%;
  margin-top: 10px; padding-top: 10px;
  border-top: 1px solid var(--line);
  font-family: system-ui, sans-serif;
  font-size: clamp(.72rem,2.8vw,.82rem); line-height: 1.6;
  color: var(--text-soft);
  text-align: center;
  direction: ltr;
}
.ayah-trans[hidden] { display: none; }

/* Tajweed colours (Al Quran Cloud / alquran.tools scheme) */
.mushaf-text tajweed { font-family: inherit; font-size: inherit; }
.mushaf-text tajweed.ham_wasl,
.mushaf-text tajweed.slnt { color: #aaa; }
.mushaf-text tajweed.madda_normal { color: #537fff; }
.mushaf-text tajweed.madda_permissible { color: #4050ff; }
.mushaf-text tajweed.madda_necessary { color: #000ebc; }
.mushaf-text tajweed.madda_obligatory { color: #2144c1; }
.mushaf-text tajweed.qlq { color: #dd0008; }
.mushaf-text tajweed.ikhf_shfw { color: #d500b7; }
.mushaf-text tajweed.ikhf { color: #9400a8; }
.mushaf-text tajweed.idghm_shfw { color: #58b800; }
.mushaf-text tajweed.iqlb { color: #26bffd; }
.mushaf-text tajweed.idgh_ghn,
.mushaf-text tajweed.idgh_w_ghn { color: #169200; }
.mushaf-text tajweed.idgh_mus { color: #a1a1a1; }
.mushaf-text tajweed.ghn { color: #ff7e1e; }

/* Full mode */
.full-reader { overflow: hidden; }
.full-toolbar {
  flex-shrink: 0; z-index: 20; padding: 6px 10px 8px;
  border-bottom: 1px solid var(--line); background: var(--bg-toolbar);
}
.full-toolbar-label {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px;
}
.full-toolbar-label span {
  font-family: system-ui, sans-serif; font-size: .56rem; letter-spacing: .08em;
  text-transform: uppercase; color: rgba(var(--accent-rgb),.4);
}
.full-toolbar-label output { font-family: system-ui, sans-serif; font-size: .68rem; color: var(--gold); }
.slider-track-wrap { padding: 10px 2px; touch-action: none; }
.ayah-slider {
  width: 100%; height: 28px; -webkit-appearance: none; appearance: none; background: transparent; cursor: pointer;
}
.ayah-slider::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: rgba(var(--accent-rgb),.2); }
.ayah-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%;
  background: var(--gold); border: 3px solid var(--bg); margin-top: -10px;
}
.slider-presets { display: flex; gap: 6px; justify-content: center; margin-top: 4px; }
.slider-presets button {
  border: 1px solid rgba(var(--accent-rgb),.15); background: transparent;
  color: rgba(var(--accent-rgb),.45); font-family: system-ui, sans-serif;
  font-size: .6rem; padding: 8px 14px; min-height: 36px; border-radius: 999px; cursor: pointer;
}
.slider-presets button.active { background: rgba(var(--accent-rgb),.15); color: var(--gold); border-color: rgba(var(--accent-rgb),.35); }
.swipe-hint-bar {
  flex-shrink: 0; text-align: center; font-family: system-ui, sans-serif;
  font-size: .52rem; color: rgba(var(--accent-rgb),.28); padding: 2px 8px 4px;
}
.full-scroll {
  flex: 1; min-height: 0; overflow: hidden;
  background: var(--bg-reader); border: 1px solid var(--gold-faint); border-radius: 8px;
  margin: 0 2px; touch-action: pan-y;
  display: flex; flex-direction: column;
}
.full-page-content {
  flex: 1; min-height: 0;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.full-ornament {
  display: flex; align-items: center; gap: 10px; padding: 8px 16px 4px; opacity: .45;
  flex-shrink: 0;
}
.full-ornament .line { flex: 1; height: 1px; background: var(--line); }
.full-ornament .diamond {
  width: 20px; height: 20px; border: 1px solid var(--line);
  transform: rotate(45deg); display: flex; align-items: center; justify-content: center;
  font-size: .5rem;
}
.surah-title-full {
  text-align: center; padding: 2px 12px 8px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--line);
}
.bismillah-row { text-align: center; padding: 8px 12px 4px; flex-shrink: 0; }
.bismillah-row .mushaf-text { line-height: 1.9; }
.full-flow-wrap {
  flex: 1; min-height: 0;
  display: flex; flex-direction: column; justify-content: flex-start;
  padding: 8px 14px 12px; overflow: hidden;
}
.full-flow {
  width: 100%;
  text-align: justify; text-justify: inter-word;
  line-height: 1.9; word-spacing: .06em;
  /* font-size set by fitFullPageFont() */
}
.ayah-marker {
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.45em; height: 1.45em; margin: 0 .1em;
  border: 1.5px solid var(--marker-border); border-radius: 50%;
  font-family: system-ui, sans-serif; font-size: .48em; color: var(--marker-text);
  vertical-align: middle; line-height: 1;
}
.full-footer {
  flex-shrink: 0; display: flex; align-items: center; justify-content: space-between;
  padding: 6px 8px; margin-top: 4px;
}
.page-nav-btn {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(var(--accent-rgb),.2); background: rgba(var(--accent-rgb),.06);
  color: rgba(var(--accent-rgb),.6); cursor: pointer; font-size: .9rem;
}
.page-nav-btn:disabled { opacity: .25; cursor: default; }
.page-meta { text-align: center; }
.page-num { font-family: system-ui, sans-serif; font-size: .62rem; color: var(--text-soft); }
.ayah-range { font-family: system-ui, sans-serif; font-size: .54rem; color: rgba(var(--accent-rgb),.35); }

.reader-audio { flex-shrink: 0; margin-top: 6px; }
.audio-ref { color: rgba(var(--accent-rgb),.5); font-family: system-ui, sans-serif; font-size: clamp(.52rem,.68vw,.62rem); white-space: nowrap; }

/* Audio bar */
.audio-bar {
  width: 100%; margin-top: clamp(6px,1vh,10px);
  display: flex; align-items: center; gap: clamp(8px,1.2vw,16px);
  background: rgba(var(--accent-rgb),.05); border: 1px solid var(--gold-faint);
  border-radius: 999px; padding: clamp(6px,.8vh,10px) clamp(14px,2vw,24px);
}
.play-btn { width: clamp(28px,3vw,40px); height: clamp(28px,3vw,40px); background: var(--gold); border: none; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; color: var(--play-fg); font-size: clamp(.6rem,1vw,.9rem); cursor: pointer; font-family: inherit; }
.play-btn:hover { background: #dbb85a; }
.audio-track { flex: 1; height: 3px; background: rgba(var(--accent-rgb),.15); border-radius: 2px; position: relative; cursor: pointer; }
.audio-fill  { height: 100%; background: var(--gold); border-radius: 2px; width: 0; transition: width .1s linear; }
.audio-dot   { width: 10px; height: 10px; background: var(--gold); border-radius: 50%; position: absolute; top: 50%; left: 0; transform: translate(-50%,-50%); }
.audio-time  { color: rgba(var(--accent-rgb),.45); font-size: clamp(.52rem,.68vw,.62rem); white-space: nowrap; }
.audio-reciter { color: rgba(var(--accent-rgb),.3); font-size: clamp(.48rem,.62vw,.58rem); white-space: nowrap; }

/* Nav arrows */
.nav-arrow {
  display: flex; align-items: center; justify-content: center; height: 100%;
  background: none; border: none; cursor: pointer; color: rgba(var(--accent-rgb),.25); font-family: inherit;
  transition: color .2s; position: relative; z-index: 1;
}
.nav-arrow:hover { color: rgba(var(--accent-rgb),.8); }
.arrow-inner { width: clamp(32px,3.5vw,52px); height: clamp(32px,3.5vw,52px); border: 1px solid rgba(var(--accent-rgb),.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; background: rgba(var(--accent-rgb),.05); font-size: clamp(.9rem,1.5vw,1.3rem); transition: background .2s, border-color .2s; }
.nav-arrow:hover .arrow-inner { background: var(--gold-faint); border-color: rgba(var(--accent-rgb),.45); }

/* Floating badges */
.float-juz, .float-type {
  position: fixed; bottom: clamp(12px,2vh,22px); z-index: 10;
  background: rgba(var(--accent-rgb),.06); border: 1px solid rgba(var(--accent-rgb),.18);
  border-radius: 6px; padding: clamp(4px,.5vh,6px) clamp(10px,1.2vw,16px);
  color: rgba(var(--accent-rgb),.45); font-size: clamp(.5rem,.65vw,.6rem); letter-spacing: .1em;
}
.float-juz  { left:  clamp(16px,3vw,40px); }
.float-type { right: clamp(16px,3vw,40px); }

/* ── Grid view ───────────────────────────────────────────────── */
.view--grid { display: flex; flex-direction: column; }
.grid-scroll { flex: 1; overflow-y: auto; padding-top: clamp(54px,8.5vh,76px); }
.grid-inner  { max-width: 1300px; margin: 0 auto; padding: clamp(18px,2.5vh,32px) clamp(16px,2.5vw,36px) clamp(60px,8vh,80px); }

.juz-section { margin-bottom: clamp(24px,3.5vh,42px); }
.juz-label {
  font-size: clamp(.5rem,.68vw,.62rem); letter-spacing: .28em; text-transform: uppercase; color: rgba(var(--accent-rgb),.35);
  display: flex; align-items: center; gap: 12px; margin-bottom: clamp(10px,1.6vh,18px);
}
.juz-label::before { content:''; width: 16px; height: 1px; background: rgba(var(--accent-rgb),.25); flex-shrink: 0; }
.juz-label::after  { content:''; flex: 1; height: 1px; background: rgba(var(--accent-rgb),.08); }

/* 5-col responsive grid */
.cards-grid { display: grid; gap: clamp(10px,1.2vw,16px); grid-template-columns: repeat(2, 1fr); }
@media (min-width: 480px)  { .cards-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 700px)  { .cards-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 960px)  { .cards-grid { grid-template-columns: repeat(5, 1fr); } }

/* Card */
.surah-card {
  background: var(--bg-card); border: 1px solid rgba(var(--accent-rgb),.14); border-radius: clamp(8px,.9vw,12px);
  padding: clamp(12px,1.4vw,20px); cursor: pointer; position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: clamp(110px,13vh,155px);
  transition: border-color .2s, background .2s, transform .15s, box-shadow .2s;
}
.surah-card::before { content:''; position: absolute; inset: 0; background: radial-gradient(ellipse at top right, rgba(var(--accent-rgb),.06) 0%, transparent 65%); opacity: 0; transition: opacity .2s; }
.surah-card:hover { border-color: rgba(var(--accent-rgb),.4); background: var(--bg-card-hover); transform: translateY(-2px); box-shadow: 0 8px 24px var(--shadow); }
.surah-card:hover::before { opacity: 1; }
.surah-card.active { border-color: rgba(var(--accent-rgb),.7); background: var(--bg-card-active); box-shadow: 0 0 22px rgba(var(--accent-rgb),.08); }
.surah-card.hidden { display: none; }

.card-top  { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: clamp(8px,1vh,12px); }
.card-num  { font-size: clamp(.5rem,.65vw,.6rem); color: rgba(var(--accent-rgb),.28); letter-spacing: .12em; }
.card-badge { font-size: clamp(.44rem,.56vw,.52rem); border-radius: 3px; padding: 2px 6px; letter-spacing: .04em; border: 1px solid; }
.card-badge.meccan  { color: rgba(var(--accent-rgb),.6); border-color: rgba(var(--accent-rgb),.2); background: rgba(var(--accent-rgb),.07); }
.card-badge.medinan { color: rgba(126,200,227,.65); border-color: rgba(126,200,227,.2); background: rgba(126,200,227,.06); }

.card-ar { font-size: clamp(1.3rem,2.2vw,2rem); color: rgba(var(--accent-rgb),.88); direction: rtl; line-height: 1.25; display: block; margin-bottom: clamp(4px,.5vh,7px); }
.card-en { font-size: clamp(.52rem,.68vw,.62rem); color: var(--gold-dim); text-transform: uppercase; letter-spacing: .09em; margin-bottom: clamp(8px,1vh,12px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.card-bottom { display: flex; justify-content: space-between; align-items: center; }
.card-ayahs  { font-size: clamp(.47rem,.6vw,.56rem); color: rgba(var(--accent-rgb),.35); letter-spacing: .05em; }
.card-read   { font-size: clamp(.46rem,.58vw,.54rem); color: rgba(var(--accent-rgb),.35); letter-spacing: .1em; text-transform: uppercase; transition: color .15s; }
.surah-card:hover .card-read { color: rgba(var(--accent-rgb),.75); }

/* Grid footer */
.grid-footer {
  position: fixed; bottom: clamp(12px,2vh,20px); left: 50%; transform: translateX(-50%);
  background: var(--bg-footer); border: 1px solid var(--gold-faint); border-radius: 999px;
  padding: 5px 20px; color: rgba(var(--accent-rgb),.35); font-size: clamp(.48rem,.62vw,.6rem);
  letter-spacing: .14em; z-index: 10; backdrop-filter: blur(10px); white-space: nowrap;
}

/* ── Surah picker modal ─────────────────────────────────────── */
.surah-picker {
  position: fixed; inset: 0; z-index: 500;
  display: flex; align-items: center; justify-content: center;
}
.picker-backdrop {
  position: absolute; inset: 0;
  background: var(--backdrop); backdrop-filter: blur(6px);
}
.picker-panel {
  position: relative; z-index: 1;
  background: var(--bg-modal); border: 1px solid rgba(var(--accent-rgb),.25);
  border-radius: 16px; width: clamp(300px,38vw,500px); max-height: 72vh;
  display: flex; flex-direction: column;
  box-shadow: 0 28px 80px var(--shadow);
}
.picker-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; border-bottom: 1px solid rgba(var(--accent-rgb),.12);
  color: rgba(var(--accent-rgb),.5); font-size: clamp(.52rem,.7vw,.65rem);
  letter-spacing: .28em; text-transform: uppercase; flex-shrink: 0;
}
.picker-close {
  background: none; border: none; color: rgba(var(--accent-rgb),.4);
  cursor: pointer; font-size: 1rem; padding: 2px 6px; font-family: inherit;
  transition: color .15s;
}
.picker-close:hover { color: var(--gold); }
.picker-list {
  list-style: none; overflow-y: auto; flex: 1; padding: 6px 0;
  scrollbar-width: thin; scrollbar-color: rgba(var(--accent-rgb),.2) transparent;
}
.picker-list::-webkit-scrollbar { width: 4px; }
.picker-list::-webkit-scrollbar-thumb { background: rgba(var(--accent-rgb),.2); border-radius: 2px; }
.picker-item {
  display: flex; align-items: center; gap: 12px;
  padding: 7px 20px; cursor: pointer;
  border-bottom: 1px solid rgba(var(--accent-rgb),.05);
  transition: background .1s;
}
.picker-item:hover  { background: rgba(var(--accent-rgb),.07); }
.picker-item.active { background: rgba(var(--accent-rgb),.12); }
.picker-num { color: rgba(var(--accent-rgb),.28); font-size: clamp(.48rem,.6vw,.58rem); width: 22px; text-align: right; flex-shrink: 0; }
.picker-ar  { color: var(--gold); font-size: clamp(.9rem,1.2vw,1.05rem); direction: rtl; flex-shrink: 0; }
.picker-en  { color: rgba(var(--accent-rgb),.5); font-size: clamp(.48rem,.6vw,.58rem); letter-spacing: .07em; text-transform: uppercase; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Title area clickable hint */
.surah-counter, .surah-en, .surah-ar { cursor: pointer; }
.surah-counter:hover, .surah-en:hover, .surah-ar:hover { color: var(--gold); }

/* ── Responsive: mobile ──────────────────────────────────────── */

/*
 * Root cause fix: .view--immersive uses a 3-col grid (arrow | centre | arrow).
 * When nav-arrows get display:none, they leave the grid flow entirely, so
 * .immersive-centre falls into col-1 (the 36px sidebar) instead of col-2.
 * Solution: switch to block on mobile so .immersive-centre fills 100%.
 */

@media (max-width: 700px) {
  .topbar-centre { max-width: 100%; }
}

/* Phones + small tablets (< 640px) */
@media (max-width: 640px) {
  .topbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "surah grid"
      "search search"
      "tools tools";
    padding: max(8px, env(safe-area-inset-top)) 10px 8px;
    gap: 8px;
    align-items: center;
  }
  .topbar-logo,
  .topbar-juz,
  .topbar-page { display: none; }
  .topbar-surah-btn {
    grid-area: surah;
    display: inline-flex;
    max-width: none;
    width: 100%;
    min-width: 0;
    justify-content: flex-start;
    padding: 8px 12px;
    min-height: 40px;
  }
  .topbar-centre {
    grid-area: search;
    order: unset;
    flex: unset;
    max-width: 100%;
    min-width: 0;
  }
  .view-toggle {
    grid-area: grid;
    flex-shrink: 0;
    padding: 8px 12px;
    min-height: 40px;
  }
  .topbar-actions {
    grid-area: tools;
    order: unset;
    margin: 0;
    width: 100%;
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .topbar-actions::-webkit-scrollbar { display: none; }
  .pill-toggle { flex-shrink: 0; }
  .pill-toggle button,
  .page-nav-btn { min-width: auto; min-height: 36px; padding: 6px 10px; }
  .theme-toggle button { font-size: .52rem; padding: 6px 8px; }
  #reader-mode-pills button { padding: 6px 12px; }
  .view--immersive { display: block; }
  .immersive-centre {
    width: 100%; height: 100dvh;
    padding: max(118px, calc(104px + env(safe-area-inset-top))) 8px max(10px, env(safe-area-inset-bottom));
    display: flex; flex-direction: column;
  }
  .immersive-centre.mode-text .text-surah-header { display: flex; }
  .immersive-centre.mode-text .surah-ar { display: none; }
  .immersive-centre.mode-full .surah-ar { display: none; }
  /* Full reader: maximise reading area on mobile */
  .immersive-centre.mode-full {
    padding-top: max(108px, calc(96px + env(safe-area-inset-top)));
  }
  .immersive-centre.mode-full .full-ornament { display: none; }
  .immersive-centre.mode-full .surah-title-full {
    padding: 2px 8px 4px;
    border-bottom: none;
  }
  .immersive-centre.mode-full .bismillah-row { padding: 2px 8px 0; }
  .immersive-centre.mode-full .full-toolbar {
    padding: 4px 8px 6px;
  }
  .immersive-centre.mode-full .slider-track-wrap { padding: 4px 0; }
  .immersive-centre.mode-full .slider-presets {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 5px;
    margin-top: 2px;
    padding-bottom: 2px;
  }
  .immersive-centre.mode-full .slider-presets::-webkit-scrollbar { display: none; }
  .immersive-centre.mode-full .slider-presets button {
    min-height: 32px;
    padding: 6px 11px;
    flex-shrink: 0;
    font-size: .58rem;
  }
  .immersive-centre.mode-full .swipe-hint-bar { display: none; }
  .immersive-centre.mode-full .full-scroll {
    border-radius: 6px;
    margin: 0;
  }
  .immersive-centre.mode-full .full-flow-wrap {
    padding: 4px 8px 6px;
  }
  .immersive-centre.mode-full .full-footer {
    padding: 4px 4px 2px;
    margin-top: 2px;
  }
  .immersive-centre.mode-full .page-nav-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
  }
  .reader-view { flex: 1; min-height: 0; }
  .text-reader, .full-reader { flex: 1; min-height: 0; display: flex; flex-direction: column; }
  .text-scroll { flex: 1; min-height: 0; -webkit-overflow-scrolling: touch; }
  .full-scroll { flex: 1; min-height: 0; margin: 0; border-radius: 8px; }
  .ayah-block .mushaf-text {
    font-size: clamp(1.55rem, 6.2vw, 2rem);
    line-height: 2.1;
  }
  .nav-arrow { display: none; }
  .float-juz, .float-type { display: none; }
  .surah-counter, .surah-en, .meta-pills { display: none; }
  .full-toolbar { position: relative; z-index: 30; flex-shrink: 0; }
  .full-footer { flex-shrink: 0; }
  .reader-audio { flex-shrink: 0; }
  .trans-bar { flex-shrink: 0; }
  .swipe-hint-bar { display: block; flex-shrink: 0; }
  .search-dropdown {
    width: calc(100vw - 20px); left: 10px; transform: none;
    top: max(112px, calc(98px + env(safe-area-inset-top)));
  }
  .picker-panel {
    width: 94vw; max-height: 85vh;
    margin-bottom: env(safe-area-inset-bottom);
  }
  .grid-inner { padding: clamp(12px,2vh,24px) 8px clamp(60px,8vh,80px); }
}

/* Desktop: compact surah chrome so reader fills height */
@media (min-width: 641px) {
  .text-surah-header { display: none; }
  .topbar-surah-btn { display: inline-flex; max-width: 140px; }
  .immersive-centre {
    padding-top: 56px;
    padding-left: clamp(12px, 2vw, 32px);
    padding-right: clamp(12px, 2vw, 32px);
  }
  .surah-counter, .surah-en, .meta-pills { display: none; }
  .surah-ar {
    font-size: clamp(.85rem, 1.2vw, 1rem);
    margin-bottom: 6px;
    cursor: pointer;
  }
  .immersive-centre.mode-full .surah-ar { display: none; }
  .swipe-hint-bar { display: none; }
  .full-reader { flex: 1; min-height: 0; }
  .text-reader { flex: 1; min-height: 0; }
  .full-scroll { flex: 1; min-height: 0; margin: 0; border-radius: 10px; }
  .ayah-block .mushaf-text {
    font-size: clamp(1.85rem, 2.6vw, 2.65rem);
    line-height: 2.15;
  }
}
@media (max-width: 480px) {
  .nav-arrow     { display: none; }
  .logo-ar       { display: none; }
  .audio-reciter { display: none; }
  .audio-bar     { padding: 5px 8px; }
  .audio-time    { font-size: .58rem; }
}

/* iPhone notch / home indicator safe area */
@supports (padding: env(safe-area-inset-top)) {
  .topbar {
    padding-top: max(8px, env(safe-area-inset-top));
  }
  .immersive-centre {
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }
  .grid-footer {
    bottom: max(12px, env(safe-area-inset-bottom));
  }
}