:root {
  --bg: #0f1220;
  --bg-soft: #171b2e;
  --card: #1c2138;
  --card-2: #232945;
  --border: #2c3358;
  --text: #e8ebf7;
  --muted: #9aa3c7;
  --accent: #6c8cff;
  --accent-2: #8a6cff;
  --green: #35d07f;
  --green-bg: #12351f;
  --red: #ff5d6c;
  --red-bg: #3a1420;
  --yellow: #ffce54;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 80% -10%, #1a2144 0%, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans Georgian", "BPG Nino Mtavruli", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  line-height: 1.5;
}
.ka { font-family: "Noto Sans Georgian", "Segoe UI", system-ui, sans-serif; }

.wrap { max-width: 1000px; margin: 0 auto; padding: 20px 18px 80px; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 22px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.brand .logo {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 800; font-size: 20px;
  box-shadow: var(--shadow);
}
.brand h1 { font-size: 18px; margin: 0; }
.brand p { margin: 0; font-size: 12px; color: var(--muted); }

.btn {
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  padding: 10px 16px; border-radius: 12px; cursor: pointer; font-size: 14px;
  transition: .15s; font-weight: 600;
}
.btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border: none; }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }

.grid { display: grid; gap: 16px; }
.grid.cards { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }

.card {
  background: linear-gradient(180deg, var(--card), var(--bg-soft));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow);
}
.mode-card { cursor: pointer; transition: .18s; position: relative; overflow: hidden; }
.mode-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.mode-card .ic { font-size: 26px; }
.mode-card h3 { margin: 10px 0 6px; font-size: 16px; }
.mode-card p { margin: 0; color: var(--muted); font-size: 13px; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit,minmax(120px,1fr)); gap: 12px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 14px; }
.stat .v { font-size: 24px; font-weight: 800; }
.stat .l { font-size: 12px; color: var(--muted); }
.stat .v.good { color: var(--green); }
.stat .v.bad { color: var(--red); }

.section-title { font-size: 14px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 26px 0 12px; }

/* progress bar */
.bar { height: 9px; background: var(--card-2); border-radius: 20px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 20px; transition: width .4s; }
.bar.g > i { background: linear-gradient(90deg,#2fbf71,var(--green)); }
.bar.r > i { background: linear-gradient(90deg,#ff8a5b,var(--red)); }

.topic-row { display: flex; align-items: center; gap: 12px; margin: 10px 0; }
.topic-row .name { flex: 0 0 210px; font-size: 13px; }
.topic-row .name small { color: var(--muted); display: block; }
.topic-row .bar { flex: 1; }
.topic-row .pct { flex: 0 0 66px; text-align: right; font-variant-numeric: tabular-nums; font-weight: 700; font-size: 13px; }

/* quiz */
.quiz-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.pill { background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 6px 12px; font-size: 13px; color: var(--muted); }
.q-card { background: linear-gradient(180deg, var(--card), var(--bg-soft)); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.q-meta { font-size: 12px; color: var(--muted); margin-bottom: 8px; display:flex; gap:8px; flex-wrap:wrap; align-items:center;}
.tag { background: var(--card-2); border-radius: 8px; padding: 2px 8px; font-size: 11px; }
.q-instr { font-size: 14px; font-weight: 600; color: var(--muted); margin: 2px 0 12px; padding-bottom: 8px; border-bottom: 1px dashed var(--border); }
.q-text { font-size: 20px; font-weight: 700; margin: 6px 0 4px; }
.q-tr { color: var(--muted); font-size: 15px; margin-bottom: 16px; }
.q-tr-instr { font-weight: 600; opacity: .9; }
.hidden { display: none !important; }

/* кликабельные грузинские слова + попап транскрипции */
.gw { cursor: pointer; border-bottom: 1px dotted rgba(154,163,199,.55); transition: background .12s, color .12s; border-radius: 3px; }
.gw:hover { background: var(--card-2); color: var(--accent); }
.gw:active { background: var(--accent); color: #fff; }
.gw-backdrop { position: fixed; inset: 0; background: rgba(6,8,18,.55); backdrop-filter: blur(2px); z-index: 90; animation: gwFade .12s ease; }
.gw-pop {
  position: fixed; z-index: 91; background: linear-gradient(180deg, var(--card), var(--bg-soft));
  border: 1px solid var(--border); border-radius: 16px; padding: 16px 20px 18px;
  box-shadow: var(--shadow); max-width: min(360px, 92vw); animation: gwPop .14s ease;
}
.gw-pop-hint { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.gw-pop-word { font-size: 26px; font-weight: 700; line-height: 1.2; }
.gw-pop-tr { font-size: 24px; font-weight: 700; color: var(--accent); margin-top: 6px; }
@keyframes gwFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes gwPop { from { opacity: 0; transform: translateY(6px) scale(.98); } to { opacity: 1; transform: none; } }
@media (max-width: 640px) {
  .gw-pop {
    left: 0 !important; right: 0 !important; bottom: 0 !important; top: auto !important;
    max-width: none; border-radius: 20px 20px 0 0; padding: 20px 22px calc(20px + env(safe-area-inset-bottom, 0px));
    text-align: center; animation: gwSheet .18s ease;
  }
  .gw-pop-word { font-size: 30px; }
  .gw-pop-tr { font-size: 26px; }
}
@keyframes gwSheet { from { transform: translateY(100%); } to { transform: none; } }

.options { display: grid; gap: 10px; }
.opt {
  display: flex; align-items: flex-start; gap: 12px; text-align: left;
  padding: 14px 16px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--card); cursor: pointer; transition: .12s; width: 100%; color: var(--text); font: inherit;
}
.opt:hover { border-color: var(--accent); }
.opt .key { width: 26px; height: 26px; flex: 0 0 26px; border-radius: 8px; background: var(--card-2); display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.opt .body { flex: 1; }
.opt .body .ka { font-size: 16px; }
.opt .body .ru { font-size: 13px; color: var(--muted); margin-top: 2px; }
.opt.correct { border-color: var(--green); background: var(--green-bg); }
.opt.wrong { border-color: var(--red); background: var(--red-bg); }
.opt.correct .key { background: var(--green); color: #06231a; }
.opt.wrong .key { background: var(--red); color: #2a0a12; }
.opt:disabled { cursor: default; }

.quiz-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; gap: 10px; flex-wrap: wrap; }
.feedback { font-weight: 700; }
.feedback.ok { color: var(--green); }
.feedback.no { color: var(--red); }

.toggle-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.switch { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); cursor: pointer; user-select: none; }
.switch input { accent-color: var(--accent); }

/* results */
.result-hero { text-align: center; padding: 30px 10px; }
.result-hero .big { font-size: 56px; font-weight: 900; }
.result-hero .big.pass { color: var(--green); }
.result-hero .big.fail { color: var(--red); }
.review-item { border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; margin-bottom: 10px; background: var(--card); }
.review-item .r-q { font-weight: 600; }
.review-item .r-a { font-size: 13px; margin-top: 4px; }
.review-item .r-a .good { color: var(--green); }
.review-item .r-a .bad { color: var(--red); }
.badge { display:inline-block; font-size:11px; padding:2px 8px; border-radius:999px; }
.badge.pass { background: var(--green-bg); color: var(--green); }
.badge.fail { background: var(--red-bg); color: var(--red); }

.flash-nav { display:flex; justify-content:space-between; align-items:center; margin-top:16px; gap:10px; }
.block-grid { display:grid; grid-template-columns: repeat(auto-fill,minmax(150px,1fr)); gap:10px; }
.block-btn { text-align:left; }
.block-btn small { color: var(--muted); display:block; font-size:11px; }

.empty { color: var(--muted); text-align:center; padding: 30px; }
.loading { text-align:center; padding: 60px; color: var(--muted); }
.chip-list { display:flex; flex-wrap:wrap; gap:8px; }
.chip { background: var(--card-2); border:1px solid var(--border); border-radius:999px; padding:6px 12px; font-size:12px; }
.chip b { color: var(--red); }
kbd { background: var(--card-2); border:1px solid var(--border); border-bottom-width:2px; border-radius:6px; padding:1px 6px; font-size:12px; }
a { color: var(--accent); }
.footnote { color: var(--muted); font-size: 12px; margin-top: 24px; text-align:center; }