/* Scripture — modern Bible app design.

   System: bottom tab bar (native iOS/Android feel), big serif type,
   gradient hero verse card, floating compose button, intentional dark
   mode. Palette pulled from the logo. */

:root {
  --bg: #f6f2e8;
  --bg-elev: #ffffff;
  --bg-muted: #ece6d6;
  --bg-grad: linear-gradient(180deg, #f6f2e8 0%, #f0e9d5 100%);
  --ink: #0e1730;
  --ink-2: #1a2748;
  --ink-3: #4a5878;
  --ink-soft: #7a8aae;
  --rule: rgba(26, 39, 72, .10);
  --rule-strong: rgba(26, 39, 72, .18);
  --accent: #c79a5e;
  --accent-2: #a87836;
  --accent-soft: #f3e2c4;
  --slate-1: #7a8db0;
  --slate-2: #b5c0d0;
  --hero-grad: linear-gradient(155deg, #1a2748 0%, #243561 50%, #1f2c52 100%);
  --hero-glow: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(243,226,196,.25) 0%, transparent 70%);
  --good: #166534;
  --bad: #b91c1c;
  --shadow-sm: 0 1px 2px rgba(26,39,72,.04);
  --shadow: 0 2px 8px rgba(26,39,72,.06), 0 12px 32px rgba(26,39,72,.06);
  --shadow-lg: 0 8px 24px rgba(26,39,72,.10), 0 24px 64px rgba(26,39,72,.10);
  --shadow-glow: 0 4px 16px rgba(199,154,94,.25);
  --radius: 20px;
  --radius-sm: 12px;
  --radius-lg: 28px;
  --maxw: 760px;
  --tabbar-h: 64px;
  --font-serif: ui-serif, "New York", "Iowan Old Style", Charter, "Apple Garamond", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI Variable", "Segoe UI", Inter, Roboto, system-ui, sans-serif;
  --font-display: ui-serif, "New York", "Iowan Old Style", Charter, Georgia, serif;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0f1f;
    --bg-elev: #131a2e;
    --bg-muted: #11172a;
    --bg-grad: linear-gradient(180deg, #0a0f1f 0%, #0e1428 100%);
    --ink: #f0ecdf;
    --ink-2: #e0dccc;
    --ink-3: #a8b1c9;
    --ink-soft: #6a779a;
    --rule: rgba(240,236,223,.08);
    --rule-strong: rgba(240,236,223,.14);
    --accent: #e0bd87;
    --accent-2: #f1d3a0;
    --accent-soft: rgba(224,189,135,.16);
    --slate-1: #93a2c0;
    --slate-2: #5a6a8a;
    --hero-grad: linear-gradient(155deg, #131c38 0%, #1f2c52 50%, #131c38 100%);
    --hero-glow: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(243,226,196,.18) 0%, transparent 70%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
    --shadow: 0 2px 8px rgba(0,0,0,.35), 0 12px 32px rgba(0,0,0,.40);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.45), 0 24px 64px rgba(0,0,0,.50);
    --shadow-glow: 0 4px 16px rgba(224,189,135,.20);
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
*:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
html, body { margin: 0; padding: 0; }
html { color-scheme: light dark; }

body {
  background: var(--bg-grad);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  min-height: 100dvh;
  padding-bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h));
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  backdrop-filter: saturate(140%) blur(20px);
  -webkit-backdrop-filter: saturate(140%) blur(20px);
  border-bottom: 1px solid var(--rule);
  padding-top: env(safe-area-inset-top);
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex; align-items: center;
  padding: 10px 18px;
  gap: 12px;
}
a.brand {
  display: flex; align-items: center; gap: 10px;
  color: inherit;
  flex: 1;
  min-width: 0;
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background-image: url('/logo.jpg');
  background-size: 220% auto;
  background-position: 50% 38%;   /* crop to the book area */
  background-repeat: no-repeat;
  background-color: var(--bg-elev);
  box-shadow: var(--shadow-sm);
  flex: 0 0 auto;
}
.brand-text { display: flex; flex-direction: column; line-height: 1; min-width: 0; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -.3px;
  color: var(--ink);
}
.brand-tag {
  font-size: 10px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 3px;
  font-weight: 600;
}
.top-action {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-2);
  transition: background .15s var(--ease);
}
.top-action:hover, .top-action:active { background: var(--rule); }

/* ---------- layout ---------- */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 18px 32px;
}
.tab { display: block; animation: fadeUp .35s var(--ease); }
.tab.hidden { display: none; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.muted { color: var(--ink-3); }
.muted.small { font-size: 13px; }
.hidden { display: none !important; }

/* ---------- buttons ---------- */
.btn-primary {
  background: var(--ink-2);
  color: var(--bg);
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .15px;
  display: inline-flex; align-items: center; gap: 8px;
  transition: transform .12s var(--ease), box-shadow .15s var(--ease), background .15s var(--ease);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--ink); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: .5; cursor: progress; transform: none; }

.btn-accent {
  background: var(--accent);
  color: #1a1207;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow-glow);
}
.btn-accent:hover { background: var(--accent-2); color: #fff; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--rule-strong);
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  transition: background .15s var(--ease), border-color .15s var(--ease);
}
.btn-ghost:hover { background: var(--bg-muted); border-color: var(--ink-soft); }

.btn-step {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 50%;
  width: 40px; height: 40px;
  font-size: 18px; color: var(--ink-2);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s var(--ease);
}
.btn-step:hover { background: var(--bg-muted); }

/* ---------- TODAY (redesigned) ---------- */
.today-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  padding: 8px 4px 18px;
  gap: 12px;
}
.today-greeting {
  font-family: var(--font-display);
  font-size: clamp(28px, 7vw, 36px);
  line-height: 1.1;
  letter-spacing: -.5px;
  color: var(--ink);
  font-weight: 600;
}
.today-name {
  font-size: 14px;
  color: var(--ink-3);
  margin-top: 4px;
}
.today-head-actions { display: flex; gap: 8px; align-items: center; }
.streak-chip {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 7px 12px;
  font-weight: 700;
  font-size: 14px;
  color: var(--accent-2);
  box-shadow: var(--shadow-sm);
  transition: transform .12s var(--ease);
}
.streak-chip:active { transform: scale(.95); }
.streak-chip svg { color: var(--accent); }

/* Verse of the Day — hero card with photo background + glass action bar */
.vod-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0 0 22px;
  box-shadow: var(--shadow-lg);
  isolation: isolate;
  background: var(--hero-grad);
  min-height: 360px;
  display: flex;
  flex-direction: column;
}
.vod-photo {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transition: opacity .4s var(--ease);
}
.vod-photo::after {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,15,31,0.20) 0%, rgba(10,15,31,0.0) 25%, rgba(10,15,31,0.45) 70%, rgba(10,15,31,0.85) 100%);
}
.vod-content {
  position: relative;
  padding: 26px 26px 18px;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.vod-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2.4px;
  color: rgba(243, 226, 196, 0.85);
  font-weight: 700;
  margin-bottom: 8px;
}
.vod-ref {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fbf6ea;
  margin-bottom: 14px;
  letter-spacing: -.3px;
}
.vod-text {
  font-family: var(--font-display);
  font-size: clamp(20px, 4.2vw, 24px);
  line-height: 1.45;
  color: #fbf6ea;
  font-weight: 400;
  letter-spacing: -.1px;
}
.vod-actions {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 14px 8px;
  background: rgba(8, 12, 26, 0.40);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.vod-act {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: #fbf6ea;
  background: transparent;
  padding: 6px 4px;
  transition: opacity .15s var(--ease), transform .12s var(--ease);
}
.vod-act:hover { opacity: .85; }
.vod-act:active { transform: scale(.92); }
.vod-act .vod-count {
  font-size: 11px;
  font-weight: 600;
  opacity: .82;
  letter-spacing: .2px;
}
.vod-act.reacted svg { fill: #ef4444; stroke: #ef4444; }

/* Section rails on Today */
.rail-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 0 4px 12px;
}
.rail-head h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -.3px;
  color: var(--ink);
  margin: 0;
}
.continue-rail { margin: 8px 0 18px; }
.continue-track {
  display: flex; gap: 12px; overflow-x: auto;
  padding: 4px 4px 12px;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
}
.continue-track::-webkit-scrollbar { display: none; }
.continue-card {
  flex: 0 0 260px;
  scroll-snap-align: start;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 16px 18px;
  cursor: pointer;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease);
}
.continue-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.continue-card .cc-eyebrow {
  font-size: 10px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent-2); font-weight: 700; margin-bottom: 6px;
}
.continue-card .cc-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.continue-card .cc-meta {
  margin-top: 8px;
  font-size: 12px; color: var(--ink-soft);
}

/* Discover ("More for you") */
.discover { margin: 16px 0 8px; }
.discover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
}
.dscv {
  text-align: left;
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 18px 18px;
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .15s var(--ease), border-color .15s var(--ease), box-shadow .15s var(--ease);
  position: relative;
}
.dscv:hover { transform: translateY(-2px); border-color: var(--rule-strong); box-shadow: var(--shadow); }
.dscv-eyebrow {
  font-size: 10px; text-transform: uppercase; letter-spacing: 2.4px;
  color: var(--accent); font-weight: 700; margin-bottom: 4px;
}
.dscv-title {
  font-family: var(--font-display);
  font-size: 17px; font-weight: 600;
  color: var(--ink); line-height: 1.3; margin-bottom: 4px;
}
.dscv-sub { font-size: 13.5px; color: var(--ink-3); line-height: 1.45; }

/* Daily verse — legacy fallback (kept for compatibility) */
.daily-card {
  position: relative;
  background: var(--hero-grad);
  border-radius: var(--radius-lg);
  padding: 32px 28px 24px;
  color: #f3e2c4;
  box-shadow: var(--shadow-lg);
  margin: 8px 0 24px;
  overflow: hidden;
  isolation: isolate;
}
.daily-card {
  position: relative;
  background: var(--hero-grad);
  border-radius: var(--radius-lg);
  padding: 32px 28px 24px;
  color: #f3e2c4;
  box-shadow: var(--shadow-lg);
  margin: 8px 0 24px;
  overflow: hidden;
  isolation: isolate;
}
.daily-card::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--hero-glow);
  z-index: -1;
}
.daily-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2.4px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 10px;
}
.daily-ref {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: rgba(243, 226, 196, .8);
  margin-bottom: 12px;
  letter-spacing: .2px;
}
.daily-text {
  font-family: var(--font-display);
  font-size: clamp(20px, 4.5vw, 26px);
  line-height: 1.45;
  color: #fbf6ea;
  font-weight: 400;
  letter-spacing: -.2px;
}
.daily-actions {
  margin-top: 22px;
  display: flex; gap: 10px; flex-wrap: wrap;
}
.daily-actions button {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(243, 226, 196, .25);
  color: #fbf6ea;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  backdrop-filter: blur(8px);
  transition: background .15s var(--ease);
}
.daily-actions button:hover { background: rgba(255,255,255,.16); }

/* Quick action cards */
.quickgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}
.quick {
  text-align: left;
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 20px 18px;
  display: flex; flex-direction: column; gap: 6px;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease);
  box-shadow: var(--shadow-sm);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.quick::after {
  content: '→';
  position: absolute;
  top: 18px; right: 18px;
  color: var(--ink-soft);
  font-size: 18px;
  transition: transform .2s var(--ease), color .15s var(--ease);
}
.quick:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--rule-strong);
}
.quick:hover::after { transform: translateX(4px); color: var(--accent); }
.quick-eyebrow {
  font-size: 10px; text-transform: uppercase; letter-spacing: 2.4px;
  color: var(--accent); font-weight: 700;
}
.quick-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.25;
  padding-right: 28px;
}
.quick-sub { font-size: 14px; color: var(--ink-3); line-height: 1.5; }

/* ---------- READ ---------- */
.read-toolbar {
  display: flex; gap: 8px; align-items: center;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 8px 8px 8px 14px;
  margin-bottom: 16px;
  position: sticky;
  top: calc(env(safe-area-inset-top) + 64px);
  z-index: 5;
  box-shadow: var(--shadow-sm);
}
.read-toolbar select {
  flex: 1; min-width: 0;
  background: transparent;
  border: 0;
  padding: 10px 8px;
  font-weight: 600;
  font-size: 15px;
  appearance: none;
  -webkit-appearance: none;
}
.chapter-stepper { display: flex; gap: 6px; align-items: center; }

.chapter {
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  padding: 32px 28px 36px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}
.chapter-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 6vw, 36px);
  font-weight: 600;
  letter-spacing: -.5px;
  margin: 0 0 22px;
  color: var(--ink);
}
.chapter-body {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.75;
  color: var(--ink);
  letter-spacing: .1px;
}
.verse { display: inline; }
.verse-num {
  font-family: var(--font-sans);
  font-size: 10px;
  vertical-align: super;
  color: var(--accent-2);
  font-weight: 700;
  margin-right: 5px;
  user-select: none;
  letter-spacing: .5px;
}
.verse-text { padding: 2px 3px; border-radius: 4px; cursor: text; transition: background .15s var(--ease); }
.verse.selected .verse-text { background: var(--accent-soft); }

/* ---------- SEARCH ---------- */
.search-bar {
  display: flex; gap: 8px; align-items: center;
  background: var(--bg-elev);
  border-radius: 999px;
  padding: 6px 6px 6px 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
  margin-bottom: 16px;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.search-bar:focus-within {
  border-color: var(--ink-soft);
  box-shadow: var(--shadow);
}
.search-bar input[type=search] {
  flex: 1;
  background: transparent; border: 0; outline: 0;
  padding: 12px 4px;
  font-size: 16px;
  min-width: 0;
}
.search-bar select {
  background: var(--bg-muted);
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-3);
}
.search-bar .btn-primary { padding: 11px 18px; }
.search-meta { color: var(--ink-soft); font-size: 13px; margin: 4px 6px 12px; font-weight: 500; }
.search-results { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.search-result {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 16px 18px;
  cursor: pointer;
  transition: transform .12s var(--ease), border-color .15s var(--ease);
}
.search-result:hover {
  transform: translateY(-1px);
  border-color: var(--rule-strong);
}
.search-result .ref {
  font-size: 11px;
  color: var(--accent-2); font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px;
  margin-bottom: 6px;
}
.search-result .txt {
  font-family: var(--font-display);
  font-size: 16px; line-height: 1.5; color: var(--ink);
}
.search-result mark {
  background: var(--accent-soft); color: inherit;
  padding: 0 3px; border-radius: 3px;
  font-weight: 500;
}

/* ---------- CHAT ---------- */
.chat-intro { margin-bottom: 16px; padding: 8px 4px; }
.chat-intro h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 30px);
  margin: 0 0 8px;
  letter-spacing: -.4px;
  font-weight: 600;
}
.chat-intro p { color: var(--ink-3); margin: 0 0 16px; line-height: 1.5; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  transition: background .15s var(--ease), border-color .15s var(--ease), transform .12s var(--ease);
}
.chip:hover { background: var(--bg-muted); border-color: var(--rule-strong); transform: translateY(-1px); }

.chat-log { display: flex; flex-direction: column; gap: 12px; padding: 6px 0 16px; }
.bubble {
  max-width: 88%;
  padding: 14px 18px;
  border-radius: 22px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 15.5px;
  animation: bubbleIn .25s var(--ease);
}
@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.bubble.user {
  align-self: flex-end;
  background: var(--ink-2);
  color: var(--bg);
  border-bottom-right-radius: 8px;
  font-weight: 500;
}
.bubble.assistant {
  align-self: flex-start;
  background: var(--bg-elev);
  color: var(--ink);
  border: 1px solid var(--rule);
  border-bottom-left-radius: 8px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.65;
  box-shadow: var(--shadow-sm);
}
.bubble.assistant strong { color: var(--accent-2); font-weight: 700; }
.bubble.error {
  background: #fee2e2; color: var(--bad);
  border: 1px solid #fecaca;
  font-family: var(--font-sans); font-size: 14px;
}
@media (prefers-color-scheme: dark) {
  .bubble.error { background: rgba(185,28,28,.12); border-color: rgba(185,28,28,.30); color: #fca5a5; }
}
.typing {
  color: var(--ink-soft);
  font-style: italic;
  font-size: 14px;
  padding: 6px 2px;
  display: inline-flex; align-items: center; gap: 4px;
}
.typing::after {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: .3; } 50% { opacity: 1; } }

.chat-form {
  position: fixed;
  left: 0; right: 0;
  bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h));
  padding: 12px 18px 14px;
  background: linear-gradient(180deg, transparent, var(--bg) 30%);
  display: flex; gap: 10px; align-items: flex-end;
  max-width: var(--maxw); margin: 0 auto;
  z-index: 10;
}
.chat-form textarea {
  flex: 1;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 24px;
  padding: 13px 18px;
  font-size: 16px;
  line-height: 1.4;
  resize: none;
  max-height: 180px;
  outline: 0;
  box-shadow: var(--shadow-sm);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.chat-form textarea:focus { border-color: var(--ink-soft); box-shadow: var(--shadow); }
.chat-form .btn-primary {
  padding: 0;
  width: 48px; height: 48px;
  border-radius: 50%;
  flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
}

/* Make space below chat log for the fixed composer */
.tab[data-tab="chat"] { padding-bottom: 88px; }

/* ---------- STUDY ---------- */
.study-builder {
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
  margin-bottom: 20px;
}
.study-builder h2 {
  font-family: var(--font-display);
  margin: 0 0 6px;
  font-size: 24px;
  letter-spacing: -.4px;
  font-weight: 600;
}
.study-form { display: flex; flex-direction: column; gap: 14px; margin-top: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field span { font-size: 13px; color: var(--ink-3); font-weight: 600; }
.field input {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 13px 14px;
  font-size: 15px;
  outline: 0;
  transition: border-color .15s var(--ease);
}
.field input:focus { border-color: var(--ink-soft); }
.day-picker {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: 14px;
}
.day-picker > span { color: var(--ink-3); font-weight: 600; margin-right: 6px; }
.day-picker label {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-2);
  background: var(--bg);
  border: 1px solid var(--rule);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  transition: background .15s var(--ease), border-color .15s var(--ease);
}
.day-picker label:has(input:checked) {
  background: var(--ink-2);
  color: var(--bg);
  border-color: var(--ink-2);
}
.day-picker input[type=radio] { display: none; }

.study-status {
  margin: 16px 0;
  padding: 16px 20px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  color: var(--ink-2);
  display: flex; align-items: center; gap: 12px;
}
.study-status::before {
  content: ''; width: 16px; height: 16px;
  border: 2px solid var(--rule-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  flex: 0 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.study-output {
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}
.study-output h2 {
  font-family: var(--font-display);
  margin: 0 0 6px;
  font-size: 28px;
  letter-spacing: -.5px;
  color: var(--ink);
  font-weight: 600;
}
.study-output .topic { color: var(--ink-3); font-size: 14px; margin-bottom: 20px; }
.study-day {
  padding: 22px 0;
  border-top: 1px solid var(--rule);
}
.study-day:first-of-type { border-top: 0; padding-top: 4px; }
.study-day h3 {
  font-family: var(--font-display);
  font-size: 22px; margin: 4px 0 6px;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -.3px;
}
.study-day .day-meta {
  font-size: 11px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent-2); font-weight: 700;
}
.study-day .passage-text {
  font-family: var(--font-display); font-size: 17px; line-height: 1.65;
  background: var(--bg);
  border-left: 3px solid var(--accent);
  padding: 14px 18px;
  border-radius: 0 14px 14px 0;
  margin: 12px 0 16px;
  color: var(--ink-2);
}
.study-day h4 {
  font-size: 11px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--ink-soft); margin: 18px 0 6px; font-weight: 700;
}
.study-day p { margin: 0 0 8px; font-size: 15.5px; line-height: 1.65; color: var(--ink); }
.study-day .memory {
  display: inline-block; margin-top: 12px;
  background: var(--accent-soft); color: var(--accent-2);
  padding: 5px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: .5px;
}

.my-studies { margin-top: 28px; }
.my-studies h3 {
  font-family: var(--font-display);
  font-size: 20px; margin: 0 0 12px;
  color: var(--ink-2);
  font-weight: 600;
  letter-spacing: -.3px;
}
.study-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.study-list li {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  transition: border-color .15s var(--ease);
}
.study-list li:hover { border-color: var(--rule-strong); }
.study-list .title { font-family: var(--font-display); font-weight: 600; font-size: 16px; }
.study-list .meta { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.study-list .actions { display: flex; gap: 6px; flex: 0 0 auto; }
.study-list button {
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  transition: background .15s var(--ease);
}
.study-list button:hover { background: var(--bg-muted); }

/* ---------- SETTINGS ---------- */
section[data-tab="settings"] h2 {
  font-family: var(--font-display);
  font-size: 28px;
  margin: 0 0 18px;
  letter-spacing: -.4px;
  font-weight: 600;
}
.setting-block {
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}
.setting-block h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-2);
}
.billing-actions {
  display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0;
}
.billing-actions input[type=email] {
  flex: 1 1 220px;
  min-width: 0;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 15px;
  outline: 0;
  transition: border-color .15s var(--ease);
}
.billing-actions input[type=email]:focus { border-color: var(--ink-soft); }

/* ---------- BOTTOM TAB BAR ---------- */
.tabbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border-top: 1px solid var(--rule);
  z-index: 25;
  padding-bottom: env(safe-area-inset-bottom);
}
.tabbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  height: var(--tabbar-h);
}
.tabbtn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .3px;
  transition: color .15s var(--ease), transform .15s var(--ease);
  padding: 6px 4px 4px;
}
.tabbtn svg {
  width: 24px; height: 24px;
  stroke-width: 1.6;
  transition: transform .2s var(--ease);
}
.tabbtn:active { transform: scale(.94); }
.tabbtn.active { color: var(--ink); }
.tabbtn.active svg { transform: translateY(-1px); }
.tabbtn .label {
  opacity: .85;
}
.tabbtn.active .label { opacity: 1; color: var(--accent-2); }

/* ---------- QUIZ ---------- */
.quiz-picker h2 {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: -.4px;
  margin: 0 0 4px;
  font-weight: 600;
}
.quiz-picker > p { color: var(--ink-3); margin: 0 0 18px; }
.quiz-controls {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 14px;
}
.quiz-meta { display: flex; gap: 14px; flex-wrap: wrap; }
.quiz-meta .field { flex: 1; min-width: 130px; }
.quiz-meta select {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-2);
  outline: 0;
}
.quiz-topic-search {
  display: flex; gap: 8px; align-items: center;
  margin-bottom: 22px;
}
.quiz-topic-search input {
  flex: 1;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 12px 18px;
  font-size: 15px;
  outline: 0;
  min-width: 0;
}
.quiz-topic-search input:focus { border-color: var(--ink-soft); }
.quiz-section-title {
  font-size: 11px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--ink-soft); font-weight: 700;
  margin: 0 0 12px;
}
.quiz-topics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.quiz-topic {
  text-align: left;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex; flex-direction: column; gap: 4px;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease), border-color .15s var(--ease);
  cursor: pointer;
}
.quiz-topic:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--rule-strong);
}
.quiz-topic .qt-cat {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1.8px;
  color: var(--accent-2); font-weight: 700;
}
.quiz-topic .qt-label {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

/* Quiz runner */
.quiz-runner { animation: fadeUp .3s var(--ease); }
.quiz-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 18px;
}
.quiz-progress { flex: 1; }
.quiz-progress-text { font-size: 12px; color: var(--ink-3); font-weight: 600; }
.quiz-progress-bar {
  margin-top: 6px;
  height: 6px;
  background: var(--rule);
  border-radius: 3px;
  overflow: hidden;
}
#quiz-progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width .35s var(--ease);
  border-radius: 3px;
}
.quiz-card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}
.quiz-question {
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -.2px;
  color: var(--ink);
  margin-bottom: 22px;
  font-weight: 500;
}
.quiz-choices {
  display: flex; flex-direction: column; gap: 10px;
}
.quiz-choice {
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 14px 18px;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink-2);
  line-height: 1.4;
  display: flex; align-items: center; gap: 12px;
  transition: background .15s var(--ease), border-color .15s var(--ease), transform .12s var(--ease);
  cursor: pointer;
}
.quiz-choice:hover { background: var(--bg-muted); border-color: var(--rule-strong); transform: translateX(2px); }
.quiz-choice .qc-letter {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--rule);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-3);
  flex: 0 0 auto;
}
.quiz-choice[data-state="correct"] {
  background: rgba(22,101,52,.10);
  border-color: var(--good);
  color: var(--good);
  font-weight: 600;
}
.quiz-choice[data-state="correct"] .qc-letter { background: var(--good); color: #fff; }
.quiz-choice[data-state="wrong"] {
  background: rgba(185,28,28,.10);
  border-color: var(--bad);
  color: var(--bad);
}
.quiz-choice[data-state="wrong"] .qc-letter { background: var(--bad); color: #fff; }
.quiz-choice[data-state="dim"] { opacity: .55; pointer-events: none; }
.quiz-choice:disabled { cursor: default; transform: none; }
.quiz-feedback {
  margin-top: 18px;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  animation: fadeUp .2s var(--ease);
}
.quiz-feedback-head {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 6px;
}
.quiz-feedback-head[data-correct="1"] { color: var(--good); }
.quiz-feedback-head[data-correct="0"] { color: var(--bad); }
.quiz-feedback-body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-2);
  margin-bottom: 8px;
}
.quiz-feedback-ref {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-2);
  cursor: pointer;
}
.quiz-feedback-ref:hover { color: var(--ink); }
.quiz-actions {
  margin-top: 18px;
  display: flex; justify-content: flex-end;
}

/* Result */
.quiz-result {
  text-align: center;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  box-shadow: var(--shadow);
  animation: fadeUp .35s var(--ease);
}
.quiz-score-ring {
  width: 140px; height: 140px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--hero-grad);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: #fbf6ea;
  box-shadow: 0 6px 30px rgba(26,39,72,.18);
}
.quiz-result h2 {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: -.4px;
  margin: 0 0 6px;
  font-weight: 600;
}
.quiz-result-actions {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
  margin-top: 18px;
}
.quiz-review-list { margin-top: 24px; text-align: left; display: grid; gap: 10px; }
.quiz-review-item {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 14px 16px;
}
.quiz-review-q { font-weight: 600; color: var(--ink); margin-bottom: 6px; font-size: 15px; }
.quiz-review-meta { font-size: 13px; color: var(--ink-3); }
.quiz-review-meta strong { color: var(--good); }
.quiz-review-meta em { color: var(--bad); font-style: normal; }

/* Loading */
.quiz-loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--ink-3);
}
.quiz-loading-spinner {
  width: 36px; height: 36px;
  margin: 0 auto 16px;
  border: 3px solid var(--rule);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ---------- VIDEO RAIL (From the team) ---------- */
.video-rail { margin: 8px 0 18px; }
.video-rail-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 0 4px 10px;
}
.video-rail-head h3 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-2);
  margin: 0;
}
.video-rail-track {
  display: flex; gap: 12px;
  overflow-x: auto;
  padding: 4px 4px 12px;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.video-rail-track::-webkit-scrollbar { display: none; }
.video-card {
  flex: 0 0 auto;
  width: 260px;
  scroll-snap-align: start;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform .15s var(--ease), box-shadow .15s var(--ease);
}
.video-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.video-card .video-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000 center/cover no-repeat;
  position: relative;
}
.video-card .video-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.35) 100%);
}
.video-card .play-overlay {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.92);
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
  transition: transform .2s var(--ease);
}
.video-card:hover .play-overlay { transform: translate(-50%, -50%) scale(1.06); }
.video-card .play-overlay::before {
  content: '';
  width: 0; height: 0;
  border-left: 14px solid var(--ink-2);
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  margin-left: 4px;
}
.video-card .video-meta { padding: 12px 14px 14px; }
.video-card .video-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-card .video-date {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1.4px;
  color: var(--ink-soft); font-weight: 600;
  margin-top: 4px;
}

.video-modal-panel { max-width: 760px; }
.video-modal-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow);
}
.video-modal-frame iframe {
  width: 100%; height: 100%;
  display: block;
  border: 0;
}

/* ---------- INSTALL INSTRUCTIONS POPUP ---------- */
.install-steps {
  margin: 0;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
}
.install-steps li { margin-bottom: 8px; }
.install-steps strong { color: var(--ink); font-weight: 700; }
.install-icon {
  display: inline-block;
  width: 16px; height: 16px;
  vertical-align: -3px;
  margin: 0 1px;
}

/* ---------- SHARE CARD MODAL ---------- */
.card-modal {
  position: fixed; inset: 0; z-index: 95;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
  padding: 16px;
}
.card-modal:not(.hidden) { pointer-events: auto; }
.card-modal-scrim {
  position: absolute; inset: 0;
  background: rgba(10, 14, 26, .55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .25s var(--ease);
}
.card-modal:not(.hidden) .card-modal-scrim { opacity: 1; }
.card-modal-panel {
  position: relative;
  background: var(--bg-elev);
  border-radius: 24px;
  padding: 22px;
  max-width: 460px;
  width: 100%;
  max-height: calc(100dvh - 32px);
  overflow: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(.96);
  opacity: 0;
  transition: transform .25s var(--ease), opacity .2s var(--ease);
}
.card-modal:not(.hidden) .card-modal-panel { transform: scale(1); opacity: 1; }
.card-close {
  position: absolute; top: 14px; right: 14px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-muted);
  color: var(--ink-2);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s var(--ease);
}
.card-close:hover { background: var(--rule); }
.card-modal-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 600;
  margin: 0 0 16px;
  padding-right: 40px;
  letter-spacing: -.3px;
}
.card-preview {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  background: var(--bg-muted);
  margin-bottom: 14px;
}
#card-canvas {
  display: block;
  width: 100%; height: 100%;
}
.card-loading {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft);
  background: var(--bg-muted);
  font-size: 13px;
  transition: opacity .2s var(--ease);
}
.card-loading.hidden { opacity: 0; pointer-events: none; }
.card-themes {
  display: flex; gap: 6px; overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 14px;
  scrollbar-width: none;
}
.card-themes::-webkit-scrollbar { display: none; }
.card-theme {
  flex: 0 0 auto;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-3);
  transition: background .15s var(--ease), color .15s var(--ease), border-color .15s var(--ease);
}
.card-theme:hover { background: var(--bg-muted); color: var(--ink-2); }
.card-theme.active {
  background: var(--ink-2);
  color: var(--bg);
  border-color: var(--ink-2);
}
.card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 8px;
  margin-bottom: 10px;
}
.card-actions button {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
}
.card-credit {
  font-size: 11px;
  color: var(--ink-soft);
  text-align: center;
  margin: 0;
  letter-spacing: .2px;
}
.card-credit a { color: var(--ink-3); text-decoration: underline; }

/* ---------- VERSE HIGHLIGHTS + NOTES ---------- */
.verse[data-hl="amber"]  .verse-text { background: #fde68a; }
.verse[data-hl="yellow"] .verse-text { background: #fef08a; }
.verse[data-hl="green"]  .verse-text { background: #bbf7d0; }
.verse[data-hl="blue"]   .verse-text { background: #bfdbfe; }
.verse[data-hl="pink"]   .verse-text { background: #fbcfe8; }
.verse[data-hl="purple"] .verse-text { background: #e9d5ff; }
@media (prefers-color-scheme: dark) {
  .verse[data-hl="amber"]  .verse-text { background: rgba(253,230,138,.20); color: #fde68a; }
  .verse[data-hl="yellow"] .verse-text { background: rgba(254,240,138,.20); color: #fef08a; }
  .verse[data-hl="green"]  .verse-text { background: rgba(187,247,208,.18); color: #bbf7d0; }
  .verse[data-hl="blue"]   .verse-text { background: rgba(191,219,254,.18); color: #bfdbfe; }
  .verse[data-hl="pink"]   .verse-text { background: rgba(251,207,232,.18); color: #fbcfe8; }
  .verse[data-hl="purple"] .verse-text { background: rgba(233,213,255,.18); color: #e9d5ff; }
}
.verse[data-note="1"] .verse-num::after {
  content: '•';
  color: var(--accent);
  margin-left: 1px;
  font-size: 16px;
  vertical-align: -1px;
}

/* ---------- VERSE ACTION SHEET ---------- */
.sheet {
  position: fixed; inset: 0; z-index: 90;
  display: flex; align-items: flex-end;
  pointer-events: none;
}
.sheet:not(.hidden) { pointer-events: auto; }
.sheet-scrim {
  position: absolute; inset: 0;
  background: rgba(10, 14, 26, .35);
  opacity: 0;
  transition: opacity .25s var(--ease);
  backdrop-filter: blur(2px);
}
.sheet:not(.hidden) .sheet-scrim { opacity: 1; }
.sheet-panel {
  position: relative;
  background: var(--bg-elev);
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  border-radius: 24px 24px 0 0;
  padding: 8px 22px calc(env(safe-area-inset-bottom) + 22px);
  box-shadow: var(--shadow-lg);
  transform: translateY(110%);
  transition: transform .32s var(--ease);
}
.sheet:not(.hidden) .sheet-panel { transform: translateY(0); }
@media (min-width: 768px) {
  .sheet-panel { border-radius: 24px; margin-bottom: 24px; max-width: 480px; }
}
.sheet-handle {
  width: 36px; height: 4px;
  background: var(--rule-strong);
  border-radius: 2px;
  margin: 0 auto 14px;
}
.sheet-ref {
  font-size: 11px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent-2); font-weight: 700;
}
.sheet-quote {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  margin: 6px 0 16px;
  max-height: 6em;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sheet-section { margin-bottom: 14px; }
.sheet-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1.8px;
  color: var(--ink-soft); font-weight: 700;
  margin-bottom: 8px;
}
.hl-row {
  display: flex; gap: 10px; flex-wrap: wrap;
}
.hl {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--rule);
  cursor: pointer;
  transition: transform .12s var(--ease), border-color .12s var(--ease);
}
.hl:hover { transform: scale(1.1); }
.hl.active { border-color: var(--ink-2); transform: scale(1.1); }
.hl-clear {
  background: transparent;
  position: relative;
}
.hl-clear::after {
  content: ''; position: absolute; inset: 50% 4px auto 4px;
  height: 2px; background: var(--ink-3); transform: rotate(-45deg) translateY(-1px);
  border-radius: 1px;
}
.sheet-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 6px;
}
.sheet-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 14px 8px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  transition: background .15s var(--ease), border-color .15s var(--ease);
}
.sheet-btn:hover { background: var(--bg-muted); border-color: var(--rule-strong); }
.sheet-btn[data-active="1"] {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-2);
}
.note-editor {
  margin-top: 14px;
  display: flex; flex-direction: column; gap: 10px;
  animation: fadeUp .2s var(--ease);
}
.note-editor textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 15px;
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  min-height: 80px;
  outline: 0;
}
.note-editor textarea:focus { border-color: var(--ink-soft); }
.note-actions {
  display: flex; gap: 8px; justify-content: flex-end;
}

/* ---------- FRIENDS / COMMUNITY ---------- */
.friends-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.friends-head h2 {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: -.4px;
  font-weight: 600;
  margin: 0;
}
.friends-empty {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 30px 24px 28px;
  text-align: left;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.friends-empty h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -.3px;
  margin: 0 0 8px;
}
.friends-empty p {
  color: var(--ink-3);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 16px;
}
.friends-empty-avatars {
  position: absolute;
  top: 24px; right: 24px;
  display: flex;
}
.friends-empty-avatars span {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--slate-1), var(--ink-2));
  border: 2px solid var(--bg-elev);
}
.friends-empty-avatars span:nth-child(2) {
  margin-left: -10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.friends-empty-avatars span:nth-child(3) {
  margin-left: -10px;
  background: linear-gradient(135deg, var(--slate-2), var(--slate-1));
}

.friends-list { display: grid; gap: 8px; }
.friend-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.friend-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--slate-1), var(--ink-2));
  color: #fbf6ea;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  flex: 0 0 auto;
}
.friend-info { flex: 1; min-width: 0; }
.friend-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 2px;
}
.friend-meta {
  font-size: 12px;
  color: var(--ink-soft);
  display: flex; align-items: center; gap: 8px;
}
.friend-streak {
  display: inline-flex; align-items: center; gap: 3px;
  color: var(--accent-2);
  font-weight: 700;
}

.invites-pending { margin-top: 24px; }
.invite-row {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 8px;
}
.invite-row .invite-row-info { flex: 1; min-width: 0; font-size: 14px; }
.invite-row .invite-row-meta { font-size: 12px; color: var(--ink-soft); }

.invite-banner {
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 14px;
  flex-wrap: wrap;
}
.invite-banner-text { flex: 1; min-width: 200px; color: var(--ink-2); font-size: 14px; }
.invite-banner-actions { display: flex; gap: 8px; }
@media (prefers-color-scheme: dark) {
  .invite-banner { background: rgba(199,154,94,.10); border-color: rgba(199,154,94,.30); }
}

/* ---------- TOAST ---------- */
.toast {
  position: fixed; left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h) + 16px);
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--bg);
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
  z-index: 100;
  max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 520px) {
  .quickgrid { grid-template-columns: 1fr; }
  .chapter { padding: 28px 22px 32px; }
  .study-output { padding: 24px 20px; }
  .topbar-inner { padding: 8px 14px; }
  main { padding: 14px 14px 32px; }
  .daily-card { padding: 28px 22px 22px; }
}
@media (min-width: 768px) {
  .tabbar { border-radius: 22px; bottom: 16px; left: 16px; right: 16px; border: 1px solid var(--rule); box-shadow: var(--shadow-lg); }
  .tabbar-inner { height: 60px; }
  body { padding-bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h) + 24px); }
  .toast { bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h) + 32px); }
  .chat-form { bottom: calc(env(safe-area-inset-bottom) + var(--tabbar-h) + 28px); border-radius: 22px; margin: 0 16px; width: calc(100% - 32px); max-width: calc(var(--maxw) - 32px); left: 50%; transform: translateX(-50%); }
}

/* Hide selects' native chevron consistency */
select { font-family: inherit; }