/* =========================================================
   Азбука — Cyrillic Companion stylesheet
   One file, no framework. Vars drive light/dark/auto themes.
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

:root {
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --tap: 44px;
  --safe-top: env(safe-area-inset-top, 0);
  --safe-bottom: env(safe-area-inset-bottom, 0);
  --tabbar-h: 64px;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", "PT Serif", serif;

  --shadow-1: 0 1px 2px rgba(0,0,0,.08), 0 2px 8px rgba(0,0,0,.06);
  --shadow-2: 0 4px 16px rgba(0,0,0,.12), 0 10px 32px rgba(0,0,0,.10);
}

/* Light theme (default) */
:root, [data-theme="light"] {
  --bg: #fdf6e3;
  --bg-2: #f5ecd0;
  --surface: #ffffff;
  --surface-2: #fbf5e0;
  --ink: #1a1a2e;
  --ink-2: #44445a;
  --ink-3: #8c8ca4;
  --accent: #5e2ca5;
  --accent-ink: #ffffff;
  --accent-2: #c0392b;
  --good: #0a8a5f;
  --warn: #c68a00;
  --bad: #c0392b;
  --border: rgba(26,26,46,.10);
  --divider: rgba(26,26,46,.06);
  --chip: rgba(94,44,165,.10);
  --shadow-1: 0 1px 2px rgba(26,26,46,.06), 0 2px 8px rgba(26,26,46,.05);
  --shadow-2: 0 6px 24px rgba(26,26,46,.10);
}

[data-theme="dark"] {
  --bg: #0f0b22;
  --bg-2: #15102e;
  --surface: #1c1640;
  --surface-2: #241c50;
  --ink: #f4eedd;
  --ink-2: #c9c3df;
  --ink-3: #7d7aa3;
  --accent: #b993ff;
  --accent-ink: #140a35;
  --accent-2: #f1c40f;
  --good: #4cd6a3;
  --warn: #f1c40f;
  --bad: #ff6b5b;
  --border: rgba(255,255,255,.08);
  --divider: rgba(255,255,255,.05);
  --chip: rgba(185,147,255,.12);
  --shadow-1: 0 2px 8px rgba(0,0,0,.4);
  --shadow-2: 0 10px 36px rgba(0,0,0,.5);
}

/* Auto = follow system */
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] {
    --bg: #0f0b22;
    --bg-2: #15102e;
    --surface: #1c1640;
    --surface-2: #241c50;
    --ink: #f4eedd;
    --ink-2: #c9c3df;
    --ink-3: #7d7aa3;
    --accent: #b993ff;
    --accent-ink: #140a35;
    --accent-2: #f1c40f;
    --good: #4cd6a3;
    --warn: #f1c40f;
    --bad: #ff6b5b;
    --border: rgba(255,255,255,.08);
    --divider: rgba(255,255,255,.05);
    --chip: rgba(185,147,255,.12);
    --shadow-1: 0 2px 8px rgba(0,0,0,.4);
    --shadow-2: 0 10px 36px rgba(0,0,0,.5);
  }
}

html, body { margin: 0; padding: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: contain;
  user-select: none;
}

button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: transparent; }
a { color: var(--accent); }

.app {
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-top: var(--safe-top);
}

/* ---------- Splash ---------- */
.splash {
  position: fixed; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1a1440 0%, #3a1f6b 55%, #c0392b 100%);
  color: #fdf6e3;
  gap: 10px;
  z-index: 9999;
  transition: opacity .25s ease;
}
.splash.hide { opacity: 0; pointer-events: none; }
.splash-logo {
  font-family: var(--font-serif);
  font-weight: 700; font-size: 120px; line-height: 1;
  color: #fdf6e3;
  text-shadow: 0 4px 16px rgba(0,0,0,.3);
}
.splash-title { font-size: 28px; font-weight: 600; letter-spacing: .02em; }
.splash-sub { font-size: 14px; opacity: .75; }

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; min-height: 52px;
  background: var(--bg);
  border-bottom: 1px solid var(--divider);
  backdrop-filter: saturate(1.2) blur(6px);
  -webkit-backdrop-filter: saturate(1.2) blur(6px);
}
.topbar-title {
  flex: 1; text-align: center;
  font-family: var(--font-serif);
  font-weight: 600; font-size: 20px; letter-spacing: .01em;
}
.topbar-spacer { width: var(--tap); height: var(--tap); min-width: var(--tap); }
.icon-btn {
  width: var(--tap); height: var(--tap);
  min-width: var(--tap);
  border-radius: 50%;
  font-size: 20px; color: var(--ink-2);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s ease;
}
.icon-btn:active, .icon-btn:hover { background: var(--chip); }

/* ---------- Main / views ---------- */
.main {
  flex: 1;
  padding: 14px 16px calc(var(--tabbar-h) + var(--safe-bottom) + 20px);
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}
.view { display: block; animation: fade-in .25s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

h1, h2, h3 { margin: 0 0 12px; font-weight: 600; color: var(--ink); }
h1 { font-size: 22px; font-family: var(--font-serif); }
h2 { font-size: 18px; }
h3 { font-size: 15px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .06em; }

p { margin: 0 0 12px; color: var(--ink-2); }

/* ---------- Cards (UI blocks) ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-1);
  margin-bottom: 14px;
}
.card-inline { padding: 12px 14px; margin-bottom: 10px; }

/* ---------- Dashboard ---------- */
.hero {
  background: linear-gradient(135deg, #1a1440 0%, #3a1f6b 60%, #c0392b 100%);
  color: #fdf6e3;
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  box-shadow: var(--shadow-2);
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "Я";
  position: absolute;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 220px;
  right: -30px; top: -70px;
  color: rgba(253,246,227,.08);
  pointer-events: none;
}
.hero-label { font-size: 13px; text-transform: uppercase; letter-spacing: .1em; opacity: .75; }
.hero-count { font-size: 44px; font-weight: 700; font-family: var(--font-serif); margin: 2px 0 2px; }
.hero-sub { opacity: .85; font-size: 14px; margin-bottom: 16px; }
.hero-cta {
  display: inline-flex; align-items: center; justify-content: center;
  background: #fdf6e3; color: #1a1440;
  padding: 12px 20px; border-radius: 999px;
  font-weight: 600; font-size: 15px;
  min-height: var(--tap);
  box-shadow: 0 4px 12px rgba(0,0,0,.15);
}
.hero-cta:active { transform: translateY(1px); }
.hero-cta[disabled] { opacity: .55; }

.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.stat {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px; text-align: center;
}
.stat-v { font-size: 22px; font-weight: 700; font-family: var(--font-serif); color: var(--ink); }
.stat-l { font-size: 12px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .06em; }

.alpha-header {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-bottom: 8px;
}
.alpha-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-top: 6px;
}
@media (min-width: 420px) { .alpha-grid { grid-template-columns: repeat(9, 1fr); } }

.alpha-group { margin-bottom: 14px; }
.alpha-group-head {
  display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap;
  margin-bottom: 4px;
}
.alpha-group-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-2); font-weight: 600;
}
.alpha-group-hint {
  font-size: 11px; color: var(--ink-3); font-style: italic;
}
.seg-sm { padding: 2px; }
.seg-sm button { padding: 4px 10px; font-size: 12px; min-height: 28px; }
.alpha-cell {
  aspect-ratio: 1/1;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-weight: 600;
  background: var(--surface-2);
  color: var(--ink-3);
  border: 1px solid var(--border);
  font-size: 20px;
  transition: background .2s ease, color .2s ease, transform .15s ease;
}
.alpha-cell.learning { color: var(--ink-2); background: var(--chip); }
.alpha-cell.mastered {
  background: linear-gradient(135deg, #5e2ca5, #c0392b);
  color: #fdf6e3; border-color: transparent;
  box-shadow: 0 3px 10px rgba(94,44,165,.3);
}
.alpha-cell:active { transform: scale(.96); }

.empty {
  text-align: center; padding: 28px 16px; color: var(--ink-3);
}

/* ---------- Study view ---------- */
.study-header {
  display: flex; align-items: center; gap: 12px; margin-bottom: 14px;
}
.progress {
  flex: 1; height: 6px;
  background: var(--divider); border-radius: 999px; overflow: hidden;
}
.progress-bar {
  height: 100%; background: linear-gradient(90deg, #5e2ca5, #c0392b);
  width: 0%; transition: width .3s ease;
}
.study-count { font-size: 13px; color: var(--ink-3); min-width: 44px; text-align: right; }

.flashcard {
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
  min-height: 320px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 28px 22px;
  text-align: center;
  position: relative;
  perspective: 1000px;
}
.flashcard.flipped .face-front { transform: rotateY(180deg); opacity: 0; }
.flashcard.flipped .face-back  { transform: rotateY(0deg);   opacity: 1; }
.face {
  transition: transform .35s ease, opacity .2s ease;
  backface-visibility: hidden;
  width: 100%;
}
.face-back { position: absolute; inset: 28px 22px; transform: rotateY(-180deg); opacity: 0; display: flex; flex-direction: column; justify-content: center; }
.card-meta {
  position: absolute; top: 12px; left: 14px;
  font-size: 11px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--ink-3);
}
.card-hint {
  position: absolute; bottom: 12px; left: 0; right: 0;
  text-align: center; font-size: 12px; color: var(--ink-3);
}
.front-text {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
  word-wrap: break-word;
}
.front-text.letter { font-size: 110px; letter-spacing: -4px; line-height: 1; }
.front-text.phrase { font-size: 30px; }
.front-example {
  margin-top: 16px;
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--ink-2);
  letter-spacing: .01em;
}
.back-main {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 28px;
  color: var(--ink);
  margin-bottom: 10px;
  word-wrap: break-word;
}
.back-letter-header {
  display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap;
  gap: 14px; margin-bottom: 10px; line-height: 1;
}
.back-cyrillic {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 60px;
  color: var(--ink);
  letter-spacing: -2px;
}
.back-arrow { color: var(--ink-3); font-size: 22px; font-weight: 400; }
.back-sound {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 36px;
  color: var(--accent);
}
.back-translit {
  font-size: 16px; color: var(--ink-2); font-style: italic;
  margin-bottom: 10px;
}
.back-note {
  font-size: 13px; color: var(--ink-3);
  max-width: 34ch; margin: 0 auto 14px;
}
.back-example {
  display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap;
  gap: 8px; margin: 4px auto 6px; max-width: 30ch;
}
.back-example-ru {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 30px;
  color: var(--accent);
  line-height: 1.1;
}
.back-example-sep { color: var(--ink-3); font-size: 20px; }
.back-example-pt { font-size: 17px; color: var(--ink); font-weight: 500; }
.back-example-translit {
  font-size: 13px; font-style: italic; color: var(--ink-3);
  margin-bottom: 10px;
}
.back-audio-row { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 4px; }
.btn-audio {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--chip); color: var(--ink);
  font-size: 13px; min-height: 36px;
  border: 1px solid var(--border);
}
.btn-audio[data-state="on"] { background: var(--accent); color: var(--accent-ink); }

.rate-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  margin-top: 16px;
}
.btn-rate {
  padding: 14px 10px; border-radius: var(--radius);
  font-weight: 600; font-size: 15px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border);
  min-height: var(--tap);
  display: flex; flex-direction: column; align-items: center; gap: 2px;
}
.btn-rate:active { transform: translateY(1px); }
.btn-rate .rate-label { font-size: 15px; }
.btn-rate .rate-hint { font-size: 11px; color: var(--ink-3); font-weight: 400; }
.btn-rate.again { border-color: rgba(192,57,43,.5); color: var(--bad); }
.btn-rate.good  { border-color: rgba(10,138,95,.5); color: var(--good); }
.btn-rate.easy  { border-color: rgba(94,44,165,.5); color: var(--accent); }

.listen-opts { display: grid; grid-template-columns: 1fr; gap: 8px; margin-top: 14px; width: 100%; }
.listen-opt {
  padding: 14px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  text-align: left; font-size: 15px; color: var(--ink);
  min-height: var(--tap);
}
.listen-opt.correct { border-color: var(--good); background: rgba(10,138,95,.08); }
.listen-opt.wrong   { border-color: var(--bad);  background: rgba(192,57,43,.08); }

.session-done {
  text-align: center; padding: 30px 20px;
}
.session-done h1 { font-size: 28px; margin-bottom: 6px; }
.session-done p  { font-size: 15px; }
.big-emoji { font-size: 52px; display: block; margin: 8px 0 16px; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 13px; color: var(--ink-3); margin-bottom: 4px; }
.input, .select, .textarea {
  width: 100%; padding: 12px 14px;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 15px; min-height: var(--tap);
  -webkit-appearance: none; appearance: none;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(94,44,165,.15);
}
.textarea { min-height: 88px; resize: vertical; font-family: inherit; }
.input.russian { font-family: var(--font-serif); font-size: 18px; }

.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip {
  padding: 6px 12px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--ink-2); font-size: 13px; min-height: 32px;
}
.chip.active { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 12px 18px; border-radius: var(--radius);
  font-weight: 600; font-size: 15px;
  background: var(--accent); color: var(--accent-ink);
  min-height: var(--tap); border: 0;
  box-shadow: var(--shadow-1);
  transition: transform .1s ease, opacity .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .5; }
.btn-block { display: flex; width: 100%; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--border); box-shadow: none; }
.btn-danger { background: var(--bad); color: #fff; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > .btn { flex: 1; }

/* Recording */
.rec-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border); font-size: 14px; min-height: 40px;
}
.rec-btn.recording { background: var(--bad); color: #fff; border-color: transparent; animation: pulse 1s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.6} }
.rec-dot { width: 10px; height: 10px; border-radius: 50%; background: currentColor; }

/* ---------- Browse list ---------- */
.search {
  position: sticky; top: 52px; z-index: 5;
  background: var(--bg); padding: 6px 0 10px;
}
.list { display: flex; flex-direction: column; gap: 8px; }
.list-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: var(--tap);
  text-align: left;
  width: 100%;
}
.list-item:active { background: var(--surface-2); }
.li-front { font-family: var(--font-serif); font-size: 18px; color: var(--ink); font-weight: 600; }
.li-back  { font-size: 13px; color: var(--ink-3); margin-top: 2px; }
.li-meta  { margin-left: auto; font-size: 11px; color: var(--ink-3); text-align: right; }

.badge {
  display: inline-block; padding: 2px 8px;
  border-radius: 999px; font-size: 10px;
  background: var(--chip); color: var(--ink-2);
  text-transform: uppercase; letter-spacing: .08em;
}
.badge.due  { background: rgba(192,57,43,.15); color: var(--bad); }
.badge.new  { background: rgba(10,138,95,.15); color: var(--good); }
.badge.ok   { background: rgba(94,44,165,.15); color: var(--accent); }

/* ---------- Settings ---------- */
.setting-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 0; border-bottom: 1px solid var(--divider);
}
.setting-row:last-child { border-bottom: 0; }
.setting-label { font-size: 15px; color: var(--ink); }
.setting-hint  { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.slider { width: 140px; accent-color: var(--accent); }
.seg {
  display: inline-flex; background: var(--surface-2); border-radius: 999px; padding: 3px;
  border: 1px solid var(--border);
}
.seg button {
  padding: 6px 12px; border-radius: 999px; font-size: 13px; color: var(--ink-2);
  min-height: 32px;
}
.seg button.active { background: var(--accent); color: var(--accent-ink); }

/* ---------- Bottom tab bar ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: flex; justify-content: space-around; align-items: center;
  padding: 6px 6px calc(6px + var(--safe-bottom));
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  border-top: 1px solid var(--divider);
  backdrop-filter: saturate(1.2) blur(10px);
  -webkit-backdrop-filter: saturate(1.2) blur(10px);
  height: calc(var(--tabbar-h) + var(--safe-bottom));
}
.tab {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 52px; border-radius: 14px; padding: 4px;
  color: var(--ink-3); font-size: 11px; gap: 2px;
}
.tab.active { color: var(--accent); }
.tab-ico { font-size: 22px; line-height: 1; }
.tab-primary {
  background: var(--accent); color: var(--accent-ink);
  max-width: 56px; min-height: 52px; border-radius: 50%;
  margin: 0 2px; box-shadow: 0 4px 12px rgba(94,44,165,.4);
}
.tab-primary .tab-ico { font-size: 28px; font-weight: 300; }
.tab-primary.active { color: var(--accent-ink); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 20px);
  background: var(--ink); color: var(--bg);
  padding: 12px 18px; border-radius: 999px;
  font-size: 14px; z-index: 30;
  box-shadow: var(--shadow-2);
  max-width: 84vw; text-align: center;
  animation: toast-in .2s ease;
}
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- Utility ---------- */
.muted { color: var(--ink-3); }
.center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 18px; }
.flex { display: flex; gap: 10px; }
.flex-grow { flex: 1; }
.small { font-size: 12px; }
.hidden { display: none !important; }

/* ---------- Word emphasis (markdown **bold**) ---------- */
.em-focus {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  font-weight: 700;
}

/* ---------- Daily reading ---------- */
.reading-tile {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px; margin: 14px 0;
  box-shadow: var(--shadow-1); color: var(--ink); font-family: inherit;
}
.reading-tile:active { transform: scale(.99); }
.reading-tile-label {
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 6px;
}
.reading-tile-title {
  font-family: var(--font-serif); font-size: 22px; font-weight: 600;
  color: var(--ink); line-height: 1.25;
}
.reading-tile-hint { font-size: 12px; color: var(--ink-3); margin-top: 8px; }

.reader-wrap { padding: 4px 4px 28px; }
.reader-meta {
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 8px;
}
.reader-title {
  font-family: var(--font-serif); font-size: 26px; font-weight: 700;
  color: var(--ink); line-height: 1.2; margin: 0 0 18px;
}
.reader-paragraph {
  font-family: var(--font-serif); font-size: 22px; line-height: 1.55;
  color: var(--ink); white-space: pre-wrap;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow-1);
}
.reader-translit {
  font-size: 14px; color: var(--ink-2); margin-top: 10px; font-style: italic;
  line-height: 1.5;
}
.reader-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.reader-translation {
  margin-top: 14px; padding: 14px 16px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 17px; line-height: 1.5; color: var(--ink); white-space: pre-wrap;
}
.reader-glossary { margin-top: 22px; }
.reader-glossary h3 {
  font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 10px;
}
.gloss-item {
  border-top: 1px solid var(--divider);
  padding: 10px 2px;
}
.gloss-item:first-child { border-top: none; padding-top: 4px; }
.gloss-row { display: flex; align-items: baseline; gap: 8px; }
.gloss-ru { font-family: var(--font-serif); font-size: 18px; font-weight: 600; color: var(--ink); }
.gloss-arrow { color: var(--ink-3); font-size: 14px; }
.gloss-pt { font-size: 16px; color: var(--ink-2); }
.gloss-note { font-size: 13px; color: var(--ink-3); margin-top: 4px; line-height: 1.45; }

.reader-archive { margin-top: 26px; }
.archive-item {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 14px; margin-bottom: 10px; color: var(--ink); font-family: inherit;
}
.archive-item-date { font-size: 11px; color: var(--ink-3); margin-bottom: 4px; letter-spacing: .08em; text-transform: uppercase; }
.archive-item-title { font-family: var(--font-serif); font-size: 16px; font-weight: 600; }

/* Landscape tablets — give the flashcard more room */
@media (min-width: 640px) {
  .front-text.letter { font-size: 150px; }
  .front-example { font-size: 36px; }
  .back-cyrillic { font-size: 80px; }
  .back-sound { font-size: 44px; }
  .back-example-ru { font-size: 36px; }
  .flashcard { min-height: 400px; }
}

/* Prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition: none !important; }
}