/* Türkçe — тренажёр турецкого. Mobile-first, Telegram Mini App. */

:root {
  color-scheme: light;

  --ink:        #171C26;
  --ink-soft:   #3D4656;
  --muted:      #6E7789;
  --line:       #E2DFD7;
  --line-soft:  #EFEDE7;
  --surface:    #FBFAF7;
  --card:       #FFFFFF;
  --raise:      #F4F2EC;

  --accent:     #B26518;
  --accent-ink: #8C4E10;
  --accent-wash:#FBF0E2;

  --good:       #2C6E52;
  --good-wash:  #E6F1EB;
  --bad:        #A93B2C;
  --bad-wash:   #FAEAE7;

  --radius:   14px;
  --radius-s: 9px;
  --shadow:   0 1px 2px rgba(23,28,38,.06), 0 8px 24px -12px rgba(23,28,38,.18);

  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-ui: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --ink:        #F0EEE8;
    --ink-soft:   #C3C7D0;
    --muted:      #8D95A4;
    --line:       #2C323E;
    --line-soft:  #242933;
    --surface:    #12151C;
    --card:       #1A1E27;
    --raise:      #222733;
    --accent:     #E0A261;
    --accent-ink: #F0C08A;
    --accent-wash:#2A2118;
    --good:       #6FC79C;
    --good-wash:  #17261F;
    --bad:        #E08776;
    --bad-wash:   #2A1A17;
    --shadow:     0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --ink:        #F0EEE8;
  --ink-soft:   #C3C7D0;
  --muted:      #8D95A4;
  --line:       #2C323E;
  --line-soft:  #242933;
  --surface:    #12151C;
  --card:       #1A1E27;
  --raise:      #222733;
  --accent:     #E0A261;
  --accent-ink: #F0C08A;
  --accent-wash:#2A2118;
  --good:       #6FC79C;
  --good-wash:  #17261F;
  --bad:        #E08776;
  --bad-wash:   #2A1A17;
  --shadow:     0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: contain;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- Шапка ---------- */
.top {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.top h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -.01em;
}
.top .spacer { flex: 1; }

.streak {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 5px 11px;
  border-radius: 100px;
  background: var(--accent-wash);
  color: var(--accent-ink);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.streak span { font-weight: 500; font-size: 11.5px; opacity: .8; }

/* ---------- Основное ---------- */
main {
  flex: 1;
  padding: 16px 16px 92px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

/* ---------- Сегодня ---------- */
.today {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.today div {
  background: var(--card);
  padding: 14px 10px;
  text-align: center;
}
.today b {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.today small {
  display: block;
  margin-top: 3px;
  font-size: 11.5px;
  color: var(--muted);
}
.today .due b { color: var(--accent); }

/* ---------- Кнопки ---------- */
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  padding: 13px 18px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
  background: var(--ink);
  color: var(--surface);
  width: 100%;
}
.btn:active { transform: scale(.985); }
.btn.accent { background: var(--accent); color: #fff; }
.btn.ghost {
  background: var(--card);
  color: var(--ink);
  border-color: var(--line);
}
.btn.small { padding: 9px 14px; font-size: 13.5px; width: auto; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn[disabled] { opacity: .45; cursor: default; }

/* ---------- Список уроков ---------- */
.lessons { display: flex; flex-direction: column; gap: 8px; }
.lesson-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 12px 14px;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}
.lesson-row:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.lesson-row .num {
  flex: none;
  width: 27px; height: 27px;
  display: grid; place-items: center;
  border-radius: 100px;
  background: var(--raise);
  color: var(--muted);
  font-size: 12.5px;
  font-weight: 700;
}
.lesson-row.done .num { background: var(--good-wash); color: var(--good); }
.lesson-row.active .num { background: var(--accent); color: #fff; }
.lesson-row .t { flex: 1; min-width: 0; }
.lesson-row .t b { display: block; font-size: 14.5px; font-weight: 700; }
.lesson-row .t small { color: var(--muted); font-size: 12px; }
.bar {
  flex: none;
  width: 42px; height: 5px;
  border-radius: 100px;
  background: var(--line);
  overflow: hidden;
}
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 100px; }

/* ---------- Упражнение ---------- */
.ex { display: flex; flex-direction: column; gap: 14px; }

.prompt {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 18px;
  text-align: center;
  box-shadow: var(--shadow);
}
.prompt .task { font-size: 12.5px; color: var(--muted); margin-bottom: 12px; }
.prompt .big {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -.015em;
  text-wrap: balance;
  overflow-wrap: break-word;
}
.prompt .tn {
  margin-top: 7px;
  font-size: 14px;
  color: var(--muted);
  font-style: italic;
}
.prompt .ru { margin-top: 10px; font-size: 16px; color: var(--ink-soft); }

.speak {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: var(--raise);
  color: var(--ink);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
}
.speak:active { transform: scale(.97); }

.options { display: flex; flex-direction: column; gap: 8px; }
.opt {
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-s);
  padding: 14px 16px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .12s ease, background .12s ease;
}
.opt .hint {
  display: block;
  font-family: var(--font-ui);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--muted);
  margin-top: 2px;
}
.opt:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.opt.right { border-color: var(--good); background: var(--good-wash); }
.opt.wrong { border-color: var(--bad); background: var(--bad-wash); }
.opt[disabled] { cursor: default; }

/* Сборка фразы */
.slots {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  justify-content: center;
  min-height: 52px;
  padding: 12px;
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-s);
  background: var(--raise);
}
.chip {
  padding: 9px 14px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: var(--card);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}
.chip:active { transform: scale(.96); }
.chip.placed { background: var(--accent-wash); border-color: var(--accent); color: var(--accent-ink); }

.verdict {
  border-radius: var(--radius-s);
  padding: 13px 15px;
  font-size: 14px;
  line-height: 1.45;
}
.verdict.ok { background: var(--good-wash); color: var(--good); }
.verdict.no { background: var(--bad-wash); color: var(--bad); }
.verdict b { font-family: var(--font-display); font-size: 17px; }

.selfrate { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.selfrate .btn { padding: 12px 6px; font-size: 13px; }

.progress-line {
  height: 3px;
  background: var(--line);
  border-radius: 100px;
  overflow: hidden;
}
.progress-line i { display: block; height: 100%; background: var(--accent); transition: width .3s ease; }

/* ---------- Правило урока ---------- */
.rule { font-size: 15px; line-height: 1.6; color: var(--ink-soft); }
.rule strong { color: var(--accent-ink); font-weight: 700; }
.examples { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.example {
  border-left: 2px solid var(--accent);
  padding-left: 12px;
}
.example b { font-family: var(--font-display); font-size: 18px; font-weight: 600; display: block; }
.example i { font-style: italic; color: var(--muted); font-size: 13px; }
.example span { display: block; color: var(--ink-soft); font-size: 14px; }

.harmony-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 14px;
}
.harmony-table th, .harmony-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
}
.harmony-table th { font-size: 11px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); font-weight: 700; }
.harmony-table td:last-child { font-family: var(--font-display); font-weight: 600; color: var(--accent-ink); }

/* ---------- Статистика ---------- */
.stat-rows { display: flex; flex-direction: column; gap: 0; }
.stat-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}
.stat-row:last-child { border-bottom: 0; }
.stat-row .label { flex: 1; font-size: 14px; }
.stat-row .val { font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-row .mini { width: 64px; height: 6px; border-radius: 100px; background: var(--line); overflow: hidden; }
.stat-row .mini i { display: block; height: 100%; border-radius: 100px; }

.weak { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.weak span {
  padding: 5px 10px;
  border-radius: 100px;
  background: var(--bad-wash);
  color: var(--bad);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
}

.report {
  width: 100%;
  min-height: 150px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--raise);
  color: var(--ink-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11.5px;
  line-height: 1.5;
  resize: vertical;
}

/* ---------- Нижняя навигация ---------- */
.tabs {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 30;
  display: flex;
  max-width: 560px;
  margin: 0 auto;
  background: color-mix(in srgb, var(--card) 94%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.tabs button {
  flex: 1;
  appearance: none;
  border: 0;
  background: none;
  padding: 10px 4px 11px;
  font-family: inherit;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  border-top: 2px solid transparent;
  margin-top: -1px;
}
.tabs button[aria-selected="true"] { color: var(--accent); border-top-color: var(--accent); }
.tabs button:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; }
.tabs .ico { display: block; font-size: 17px; line-height: 1.25; }

.empty { text-align: center; padding: 36px 16px; color: var(--muted); }
.empty b { display: block; font-family: var(--font-display); font-size: 21px; color: var(--ink); margin-bottom: 6px; font-weight: 600; }

.toast {
  position: fixed;
  left: 50%; bottom: 86px;
  transform: translateX(-50%);
  z-index: 60;
  background: var(--ink);
  color: var(--surface);
  padding: 10px 18px;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: var(--shadow);
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}