/* ========================================================================
   Lingvík — global stylesheet
   ======================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@700;800&family=DM+Sans:wght@300;400;500&display=swap');

/* ----- theme tokens ----- */
:root {
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 6px 24px rgba(0,0,0,.18);
  --gold: #d9a441;
  --gold2: #f3c969;
  --danger: #e3625a;
  --success: #4CAF75;
  --maxw: 480px;
}

html[data-theme="dark"] {
  --bg: #0f1a12;
  --surface: #1a2e1e;
  --card: #1f3825;
  --accent: #4CAF75;
  --accent2: #a8e063;
  --text: #e8f5eb;
  --muted: #8ab897;
  --border: rgba(76,175,117,0.15);
  --nav-bg: rgba(15,26,18,0.95);
}

html[data-theme="light"] {
  --bg: #f5f9f6;
  --surface: #e8f5eb;
  --card: #ffffff;
  --accent: #2E7D4F;
  --accent2: #4CAF75;
  --text: #1a2e1e;
  --muted: #5a8a69;
  --border: rgba(46,125,79,0.12);
  --nav-bg: rgba(245,249,246,0.95);
}

@media (prefers-color-scheme: dark) {
  html[data-theme="auto"] {
    --bg: #0f1a12; --surface: #1a2e1e; --card: #1f3825;
    --accent: #4CAF75; --accent2: #a8e063;
    --text: #e8f5eb; --muted: #8ab897;
    --border: rgba(76,175,117,0.15); --nav-bg: rgba(15,26,18,0.95);
  }
}
@media (prefers-color-scheme: light) {
  html[data-theme="auto"] {
    --bg: #f5f9f6; --surface: #e8f5eb; --card: #ffffff;
    --accent: #2E7D4F; --accent2: #4CAF75;
    --text: #1a2e1e; --muted: #5a8a69;
    --border: rgba(46,125,79,0.12); --nav-bg: rgba(245,249,246,0.95);
  }
}

/* ----- base ----- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-weight: 400;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  max-width: var(--maxw);
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
}
h1, h2, h3 { font-family: 'Sora', sans-serif; font-weight: 800; letter-spacing: -0.01em; }
h1 { font-size: 1.85rem; line-height: 1.15; margin: 0 0 12px; }
h2 { font-size: 1.4rem; line-height: 1.2; margin: 0 0 12px; }
h3 { font-size: 1.05rem; line-height: 1.3; margin: 0 0 6px; }
p  { line-height: 1.55; margin: 0 0 12px; color: var(--text); }
a  { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }
small  { color: var(--muted); }

/* ----- buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 0;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 1rem;
  text-decoration: none;
  transition: transform .12s ease, opacity .12s ease, background .15s ease, border-color .15s ease;
}
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #0c1a11;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--accent); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 28px; font-size: 1.05rem; }
.btn-sm { padding: 8px 12px; font-size: .9rem; }

/* ============================================================
   Landing page
   ============================================================ */
.page-landing { background: linear-gradient(180deg, #0a1f10 0%, var(--bg) 25%); max-width: none; padding-bottom: 60px; }
.page-landing { color: var(--text); }
.page-landing > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }

.lp-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px;
}
.lp-logo {
  font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent2), var(--gold2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lp-actions { display: flex; gap: 8px; }

.lp-hero {
  padding: 56px 20px 48px;
  background: radial-gradient(ellipse at 50% -10%, rgba(76,175,117,.25), transparent 60%);
}
.lp-hero-inner { text-align: center; }
.lp-h1 {
  font-size: 2.4rem; line-height: 1.1; margin: 0 0 12px;
  background: linear-gradient(135deg, var(--accent2) 0%, var(--gold2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lp-tagline { font-size: 1.05rem; color: var(--accent2); margin: 0 0 12px; font-weight: 500; }
.lp-sub { color: var(--muted); margin: 0 0 28px; }

.lp-section { padding: 32px 20px; }
.lp-h2 { font-size: 1.6rem; margin: 0 0 20px; text-align: center; }
.lp-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.lp-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.lp-card:hover { border-color: var(--accent); box-shadow: 0 8px 30px rgba(76,175,117,.18); transform: translateY(-2px); }
.lp-card-icon { font-size: 2rem; margin-bottom: 8px; }
.lp-pricing { display: grid; grid-template-columns: 1fr; gap: 14px; }
.lp-price-card { text-align: center; padding: 24px 20px; position: relative; }
.lp-price { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.5rem; margin: 8px 0; }
.lp-price-featured { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold) inset; }
.lp-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #1a1208; font-weight: 600; font-size: .8rem;
  padding: 4px 12px; border-radius: 999px;
}
.lp-footer { text-align: center; padding: 24px 20px; color: var(--muted); }

a.lp-price-link {
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
a.lp-price-link:hover { text-decoration: none; }
a.lp-price-link .btn { pointer-events: none; margin-top: 8px; }

@media (min-width: 720px) {
  .lp-grid { grid-template-columns: 1fr 1fr; }
  .lp-pricing { grid-template-columns: 1fr 1fr; }
  .lp-h1 { font-size: 3rem; }
}

/* ============================================================
   Auth page
   ============================================================ */
.page-auth { background: var(--bg); min-height: 100vh; }
.auth-shell { padding: 24px 20px 60px; min-height: 100vh; display: flex; flex-direction: column; align-items: stretch; }
.auth-logo {
  font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.6rem;
  background: linear-gradient(135deg, var(--accent2), var(--gold2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-align: center; margin: 12px 0 28px;
  text-decoration: none;
}
.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 6px; color: var(--muted); font-size: .9rem; }
.field input, .field select {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius);
  font-family: inherit; font-size: 1rem;
  transition: border-color .15s;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }
.auth-error {
  background: rgba(227,98,90,.12);
  color: var(--danger);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin: 8px 0 12px;
  font-size: .9rem;
}
.auth-toggle { text-align: center; margin: 16px 0 0; font-size: .9rem; }
.auth-toggle a { color: var(--accent2); }

/* ============================================================
   Onboarding
   ============================================================ */
.page-onboarding { background: var(--bg); }
.onb-shell { padding: 24px 20px 60px; min-height: 100vh; }
.onb-form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; }
.onb-progress {
  height: 4px; background: var(--surface); border-radius: 4px;
  overflow: hidden; margin-bottom: 22px;
}
.onb-progress span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width .35s ease;
}
.onb-step { display: none; animation: fadeIn .25s ease; }
.onb-step.active { display: block; }
.onb-step-num { color: var(--muted); font-size: .85rem; margin: 0 0 6px; }
.onb-options { display: grid; gap: 10px; margin: 16px 0; }
.onb-opt {
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text);
  padding: 16px 18px;
  border-radius: var(--radius);
  font-size: 1rem; font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: border-color .15s, transform .12s, background .15s;
}
.onb-opt:hover { border-color: var(--accent); }
.onb-opt.selected { border-color: var(--accent); background: rgba(76,175,117,.12); }
.onb-finish { margin-top: 18px; }

/* theme cards with mini preview */
.onb-themes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 16px 0;
}
.onb-theme {
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 10px 8px 12px;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: border-color .15s, transform .12s, background .15s;
}
.onb-theme:hover { border-color: var(--accent); }
.onb-theme.selected { border-color: var(--accent); background: rgba(76,175,117,.12); }
.onb-theme-label { font-size: .9rem; font-weight: 500; }

.onb-theme-preview {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: 10px;
  padding: 10px 8px;
  overflow: hidden;
  position: relative;
}
.onb-theme-preview[data-preview-theme="light"] {
  --p-bg: #f5f9f6; --p-card: #ffffff; --p-text: #1a2e1e;
  --p-muted: #5a8a69; --p-accent: #2E7D4F; --p-border: rgba(46,125,79,0.18);
  background: var(--p-bg);
  border: 1px solid var(--p-border);
}
.onb-theme-preview[data-preview-theme="dark"] {
  --p-bg: #0f1a12; --p-card: #1f3825; --p-text: #e8f5eb;
  --p-muted: #8ab897; --p-accent: #4CAF75; --p-border: rgba(76,175,117,0.2);
  background: var(--p-bg);
  border: 1px solid var(--p-border);
}
.onb-theme-preview-auto {
  background: linear-gradient(135deg, #f5f9f6 0%, #f5f9f6 49%, #0f1a12 51%, #0f1a12 100%);
  border: 1px solid rgba(76,175,117,0.2);
  --p-card: rgba(255,255,255,0.85);
  --p-text: #1a2e1e;
  --p-muted: #5a8a69;
  --p-accent: #2E7D4F;
  --p-border: rgba(46,125,79,0.18);
}
.onb-theme-preview-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--p-card);
  border: 1px solid var(--p-border);
  color: var(--p-text);
  border-radius: 8px;
  padding: 8px 8px 6px;
  position: relative;
}
.onb-theme-preview-title {
  font-weight: 700;
  font-size: .85rem;
  line-height: 1.1;
}
.onb-theme-preview-text {
  font-size: .7rem;
  color: var(--p-muted);
  line-height: 1.1;
}
.onb-theme-preview-btn {
  align-self: flex-end;
  margin-top: 4px;
  background: var(--p-accent);
  color: #fff;
  font-size: .7rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 8px;
  line-height: 1;
}

/* Onboarding back button */
.onb-back-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-size: .9rem;
  cursor: pointer;
  padding: 0 0 10px;
  display: block;
}
.onb-back-btn:hover { color: var(--text); }

/* Placement quiz */
.quiz-prog { color: var(--muted); font-size: .85rem; margin: 0 0 10px; }
.quiz-q { font-size: 1rem; font-weight: 600; margin: 0 0 14px; line-height: 1.4; }
.quiz-tip { font-size: .85rem; color: var(--muted); margin: 10px 0 0; font-style: italic; }
.quiz-ans.correct { border-color: #4caf75; background: rgba(76,175,117,.15); }
.quiz-ans.wrong   { border-color: #e05c5c; background: rgba(224,92,92,.12); }
.quiz-result { text-align: center; padding: 10px 0; }
.quiz-result h3 { font-size: 1.15rem; margin: 8px 0 4px; }
.quiz-result-score { font-size: 2rem; font-weight: 700; color: var(--accent); margin: 0; }

/* ============================================================
   App shell
   ============================================================ */
.page-app { background: var(--bg); padding-bottom: 80px; min-height: 100vh; }
.app-header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.app-logo {
  font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.15rem;
  background: linear-gradient(135deg, var(--accent2), var(--gold2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-decoration: none;
}
.header-right { display: inline-flex; align-items: center; gap: 8px; }
.lang-switcher { position: relative; }
.lang-flag {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 1.05rem; line-height: 1;
  cursor: pointer;
  transition: border-color .15s, transform .12s;
}
.lang-flag:hover { border-color: var(--accent); }
.lang-flag:active { transform: scale(.94); }
.lang-menu {
  position: absolute; top: calc(100% + 6px); right: 0; z-index: 120;
  min-width: 180px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  box-shadow: 0 10px 28px rgba(0,0,0,.22);
  animation: fadeIn .15s ease;
}
.lang-menu[hidden] { display: none; }
.lang-menu-title {
  margin: 4px 8px 6px;
  font-size: .7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--muted);
}
.lang-opt {
  display: flex; align-items: center; gap: 8px;
  width: 100%;
  background: transparent; border: 0;
  text-align: left;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--text); font-family: inherit; font-size: .9rem;
  cursor: pointer;
}
.lang-opt:hover { background: var(--surface); }
.lang-opt.active { background: rgba(76,175,117,.14); color: var(--accent2); font-weight: 600; }
.lang-opt-flag { font-size: 1.1rem; line-height: 1; flex: 0 0 auto; }
.lang-opt-name { flex: 1 1 auto; }
.lang-opt-level {
  font-size: .7rem; font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border-radius: 999px;
  padding: 1px 7px;
}
.lang-opt.lang-add {
  margin-top: 4px;
  border-top: 1px dashed var(--border);
  border-radius: 0 0 10px 10px;
  padding-top: 10px;
  color: var(--accent2); font-weight: 600;
}
.lang-opt.lang-add .lang-opt-flag {
  background: var(--surface);
  width: 22px; height: 22px;
  border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .95rem;
}

.add-lang-options { display: grid; gap: 8px; margin: 10px 0; }
.add-lang-pick.selected,
.add-level-pick.selected {
  border-color: var(--accent);
  background: rgba(76,175,117,.14);
}

.streak-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-weight: 600; font-size: .9rem;
}
.streak-badge.hot {
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #1a1208; border-color: transparent;
  animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(217,164,65,.55); }
  50%      { box-shadow: 0 0 0 8px rgba(217,164,65,0); }
}

/* lesson tabs */
.lesson-tabs {
  position: sticky; top: 56px; z-index: 90;
  display: flex; gap: 4px;
  padding: 8px 12px;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--border);
}
.lesson-tabs::-webkit-scrollbar { display: none; }
.ltab {
  flex: 0 0 auto;
  background: transparent;
  border: 0;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 999px;
  font-family: inherit;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.ltab.active { background: var(--accent); color: #0c1a11; }

/* lesson tabs only make sense on the Today page */
body:not([data-page="today"]) .lesson-tabs { display: none; }

/* main */
.app-main { padding: 16px; }
.lesson-meta { color: var(--muted); margin-bottom: 12px; font-size: .85rem; }

/* lesson intro hero */
.lesson-intro {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}
.lesson-intro-art {
  display: block;
  width: 100%;
  line-height: 0;
  max-height: 90px;
  overflow: hidden;
}
.lesson-intro-art svg { display: block; width: 100%; height: 72px; }
.lesson-intro-body { padding: 10px 14px 12px; }
.lesson-intro-day {
  text-transform: uppercase; letter-spacing: .08em;
  font-size: .7rem; font-weight: 600;
  color: var(--muted); margin: 0 0 2px;
}
.lesson-intro-title { margin: 0 0 8px; font-size: 1.2rem; }
.lesson-intro-sub { margin: 0 0 12px; color: var(--muted); font-size: .92rem; }
.change-topic-btn { padding: 5px 10px; font-size: .78rem; }

/* topic preset grid */
.topic-presets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 14px 0 4px;
}
.topic-preset { padding: 10px 12px; font-size: .9rem; }

/* Lessons-page day heading (big & prominent) */
.lessons-day-heading {
  font-size: 2rem;
  line-height: 1;
  margin: 8px 0 6px;
  background: linear-gradient(135deg, var(--accent2), var(--gold2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lessons-day-sub { color: var(--muted); margin: 0 0 18px; font-size: .95rem; }

/* daily topic picker on Lessons page (compact rows) */
.daily-topics { display: grid; gap: 8px; }
.daily-topic {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  text-align: left;
}
.daily-topic-emoji { font-size: 1.3rem; line-height: 1; flex: 0 0 auto; }
.daily-topic-name  { font-size: .95rem; font-weight: 500; }
.daily-topic[disabled] { opacity: .7; cursor: wait; }

/* upcoming-days preview (next 3 days, locked) */
.upcoming-days { display: grid; gap: 10px; }
.upcoming-day {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
}
.upcoming-day .upcoming-day-label,
.upcoming-day .upcoming-day-topics { opacity: .65; }
.upcoming-day-label {
  margin: 0 0 4px;
  font-size: .8rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted);
}
.upcoming-day-topics {
  display: flex; flex-wrap: wrap; gap: 6px;
  font-size: .85rem;
}
.upcoming-day-chip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
}
.unlock-premium-btn {
  display: inline-flex; align-items: center; gap: 4px;
  margin-top: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #1a1208;
  border: 0; border-radius: 999px;
  padding: 4px 12px;
  font-family: inherit; font-size: .78rem; font-weight: 600;
  cursor: pointer;
}

.page-section { display: none; animation: fadeIn .25s ease; }
.page-section.active { display: block; }

.ltab-content { display: none; animation: fadeIn .25s ease; }
.ltab-content.active { display: block; }

/* article */
.article-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 18px 18px 22px;
  margin-bottom: 14px;
  position: relative;
}
.article-block.article-target { border-left: 4px solid var(--accent); }
.article-block.article-cz     { border-left: 4px solid var(--gold); }
.article-flag {
  position: absolute; top: 12px; right: 14px;
  font-size: .7rem; font-weight: 700;
  color: var(--muted);
  letter-spacing: .08em;
}
.article-play-btn {
  display: inline-flex; align-items: center; gap: 6px;
  margin: 0 0 10px;
  background: rgba(76,175,117,.12);
  color: var(--accent2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-family: inherit; font-size: .8rem; font-weight: 500;
  cursor: pointer;
  transition: background .15s, transform .12s;
}
.article-play-btn:hover { background: rgba(76,175,117,.22); }
.article-play-btn:active { transform: scale(.96); }
.article-play-locked {
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #1a1208;
  border-color: transparent;
}
.article-play-locked:hover { background: linear-gradient(135deg, var(--gold), var(--gold2)); filter: brightness(1.05); }
.article-target .word {
  cursor: pointer;
  border-radius: 4px;
  padding: 0 1px;
  transition: background .12s, color .12s;
}
.article-target .word:hover {
  background: rgba(76,175,117,.18);
  color: var(--accent2);
}

/* vocab */
.vocab-list { list-style: none; padding: 0; margin: 0; }
.vocab-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color .15s;
}
.vocab-item:hover { border-color: var(--accent); }
.vocab-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.vocab-left { display: inline-flex; align-items: center; gap: 6px; min-width: 0; }
.vocab-word { font-weight: 600; color: var(--accent2); }
.vocab-trans { color: var(--text); text-align: right; }
.speak-btn {
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 999px;
  font-size: .95rem;
  line-height: 1;
  color: var(--muted);
  transition: background .15s, transform .15s;
}
.speak-btn:hover { background: rgba(76,175,117,.12); color: var(--accent2); }
.speak-btn:active { transform: scale(.92); }
.vocab-ex { display: none; margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--border); font-size: .9rem; }
.vocab-item.open .vocab-ex { display: block; animation: fadeIn .2s ease; }
.vocab-ex-cz { color: var(--muted); margin-top: 4px; }

/* phrases */
.phrases-table { width: 100%; border-collapse: collapse; }
.phrases-table th, .phrases-table td {
  text-align: left; padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.phrases-table th { font-weight: 600; color: var(--muted); font-size: .85rem; }
.phrases-table td:first-child { color: var(--muted); }
.phrases-table td:last-child  { color: var(--accent2); font-weight: 500; }
.phrase-speak { color: var(--accent2); margin-right: 4px; }

/* tenses */
.tenses-list { display: grid; gap: 12px; }
.tense-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
}
.tense-card h3 { color: var(--accent2); margin: 0 0 4px; }
.tense-when { color: var(--muted); font-size: .9rem; margin: 0 0 10px; }
.tense-row { margin-bottom: 6px; font-size: .92rem; }
.tense-row b { color: var(--gold2); margin-right: 6px; }
.tense-tip { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--border); color: var(--muted); font-size: .85rem; }

/* quiz */
.quiz-progress {
  height: 3px; background: var(--surface);
  border-radius: 3px; overflow: hidden; margin-bottom: 20px;
}
.quiz-progress span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width .35s ease;
}
.quiz-q { font-weight: 600; margin-bottom: 14px; }
.quiz-options { display: grid; gap: 8px; }
.quiz-opt {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: inherit; font-size: 1rem;
  text-align: left; cursor: pointer; color: var(--text);
  transition: border-color .15s, background .15s;
}
.quiz-opt:hover { border-color: var(--accent); }
.quiz-opt.correct { border-color: var(--success); background: rgba(76,175,117,.14); }
.quiz-opt.wrong   { border-color: var(--danger);  background: rgba(227,98,90,.12); animation: shake .35s; }
.quiz-feedback { margin: 14px 0; color: var(--muted); }
.quiz-result { text-align: center; padding: 28px 8px; }
.quiz-score-big {
  font-family: 'Sora', sans-serif; font-weight: 800;
  font-size: 4rem; line-height: 1;
  background: linear-gradient(135deg, var(--accent2), var(--gold2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin: 8px 0;
  animation: pop .5s cubic-bezier(.2,.9,.3,1.4);
}

@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(3px); }
  30%, 50%, 70% { transform: translateX(-5px); }
  40%, 60% { transform: translateX(5px); }
}
@keyframes pop {
  from { transform: scale(.4); opacity: 0; }
  to   { transform: scale(1);  opacity: 1; }
}

/* progress / stats */
.stat-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 8px; text-align: center;
}
.stat-num { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--accent2); }
.stat-label { color: var(--muted); font-size: .8rem; margin-top: 2px; }
.calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-day {
  aspect-ratio: 1; border-radius: 6px;
  background: var(--surface);
}
.cal-day.done { background: linear-gradient(135deg, var(--accent), var(--accent2)); }

/* profile / theme picker */
.profile-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 16px; margin-bottom: 18px;
}
.theme-picker { display: grid; gap: 8px; }
.ok-pill {
  display: inline-block;
  background: rgba(76,175,117,.15); color: var(--accent2);
  border-radius: 999px; padding: 6px 14px; font-size: .9rem;
}

/* paywall modal */
.paywall-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex; align-items: flex-end;
  animation: fadeIn .2s ease;
}
.paywall-overlay[hidden] { display: none; }
.paywall-card {
  width: 100%; max-width: var(--maxw); margin: 0 auto;
  background: var(--card);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 24px 20px 36px;
  animation: slideUp .3s cubic-bezier(.2,.9,.3,1);
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

/* bottom nav */
.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 110;
  max-width: var(--maxw); margin: 0 auto;
  height: 60px;
  display: grid; grid-template-columns: repeat(5, 1fr);
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.bnav {
  background: transparent; border: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; color: var(--muted); cursor: pointer;
  font-family: inherit; font-size: 1.15rem;
  transition: color .15s;
}
.bnav span { font-size: .7rem; font-weight: 500; }
.bnav.active { color: var(--accent2); }

/* admin */
.page-admin { padding-bottom: 60px; }
.admin-main { padding: 16px; }
.admin-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 18px; margin-bottom: 14px; }
.admin-preview {
  background: #0a1208; color: #b6e0bf;
  padding: 12px; border-radius: var(--radius);
  max-height: 380px; overflow: auto; font-size: .8rem;
  font-family: ui-monospace, 'Cascadia Code', Menlo, monospace;
  margin: 12px 0;
}
.admin-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.admin-table th, .admin-table td { padding: 8px; border-bottom: 1px solid var(--border); text-align: left; }
.admin-table th { color: var(--muted); font-weight: 500; }

/* empty state */
.empty { text-align: center; padding: 60px 20px; }

/* fadeIn animation */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fadein { animation: fadeIn .5s ease both; }
.fadein.delay-1 { animation-delay: .1s; }
.fadein.delay-2 { animation-delay: .2s; }
.fadein.delay-3 { animation-delay: .3s; }