:root {
  --bg: #ffffff;
  --bg-soft: #f6f6f5;
  --fg: #0b0b0b;
  --muted: #6b6b6b;
  --line: #e7e7e5;
  --card: #ffffff;
  --a1: #0ea5e9;
  --a2: #16a34a;
  --err: #c2410c;
  --radius: 22px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 12px 40px rgba(0,0,0,.06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0c; --bg-soft: #141416; --fg: #f3f3f2; --muted: #9a9a9a;
    --line: #26262a; --card: #121214; --err: #fb923c;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 40px rgba(0,0,0,.35);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.55 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.hidden { display: none !important; }

/* nav */
.nav {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 24px;
  padding: 14px clamp(16px, 4vw, 48px); background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; text-decoration: none; letter-spacing: -.02em; }
.dot { width: 18px; height: 18px; border-radius: 50%; background: linear-gradient(135deg, var(--a1), var(--a2)); }
.links { display: flex; gap: 22px; margin-left: auto; }
.links a { text-decoration: none; color: var(--muted); font-size: 15px; }
.links a:hover { color: var(--fg); }
@media (max-width: 720px) { .links { display: none; } .nav .btn { margin-left: auto; } }

/* yozuv tanlagichi: Lotin | Lotin (yangi) */
.seg { display: inline-flex; padding: 3px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg-soft); }
.seg-btn { border: 0; background: transparent; color: var(--muted); font: inherit; font-size: 13px; font-weight: 600;
  padding: 6px 12px; border-radius: 999px; cursor: pointer; white-space: nowrap; }
.seg-btn.active { background: var(--card); color: var(--fg); box-shadow: 0 1px 3px rgba(0,0,0,.08); }
@media (max-width: 720px) { .seg { margin-left: auto; } .nav .btn-dark { display: none; } }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px;
  padding: 12px 22px; font: inherit; font-weight: 600; font-size: 15px; text-decoration: none;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s, background .15s, opacity .15s;
}
.btn:active { transform: scale(.98); }
.btn-dark { background: var(--fg); color: var(--bg); }
.btn-dark:hover { opacity: .88; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--fg); }
.btn-ghost:hover { background: var(--bg-soft); }
.btn-sm { padding: 8px 16px; font-size: 14px; }

/* hero */
.hero { max-width: 900px; margin: 0 auto; padding: clamp(56px, 10vw, 110px) 16px 40px; text-align: center; }
.badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px; font-size: 13px; color: var(--muted);
  border: 1px solid var(--line); background: var(--bg-soft);
}
h1 { font-size: clamp(36px, 6.4vw, 68px); line-height: 1.04; letter-spacing: -.035em; margin: 22px 0 18px; font-weight: 700; }
.grad { background: linear-gradient(100deg, var(--a1), var(--a2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(17px, 2.2vw, 20px); color: var(--muted); max-width: 680px; margin: 0 auto; }
.cta { display: flex; gap: 12px; justify-content: center; margin-top: 30px; flex-wrap: wrap; }

/* demo */
.demo-wrap { max-width: 760px; margin: 0 auto; padding: 0 16px 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.demo { padding: 22px; position: relative; overflow: hidden; }
.demo::before {
  content: ""; position: absolute; inset: -40% -20% auto; height: 260px; pointer-events: none; opacity: .14;
  background: radial-gradient(closest-side, var(--a1), transparent), radial-gradient(closest-side at 70% 50%, var(--a2), transparent);
  filter: blur(30px);
}
.maint {
  position: relative; display: flex; flex-direction: column; gap: 4px; margin-bottom: 18px; padding: 14px 16px;
  border-radius: 14px; border: 1px solid color-mix(in srgb, #f59e0b 45%, var(--line));
  background: color-mix(in srgb, #f59e0b 10%, var(--card)); font-size: 14px;
}
.maint span { color: var(--muted); }
.demo.offline .pane, .demo.offline .tabs { opacity: .45; pointer-events: none; }
.tabs { position: relative; display: inline-flex; padding: 4px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--line); }
.tab { border: 0; background: transparent; color: var(--muted); font: inherit; font-size: 14px; font-weight: 600; padding: 8px 18px; border-radius: 999px; cursor: pointer; }
.tab.active { background: var(--card); color: var(--fg); box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.pane { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 26px 0 6px; }
.mic {
  width: 96px; height: 96px; border-radius: 50%; border: 0; cursor: pointer; color: #fff;
  background: linear-gradient(135deg, var(--a1), var(--a2)); box-shadow: 0 10px 30px color-mix(in srgb, var(--a1) 35%, transparent);
  display: grid; place-items: center; transition: transform .15s;
}
.mic:hover { transform: scale(1.04); }
.mic.rec { background: #111; animation: pulse 1.6s infinite; }
@media (prefers-color-scheme: dark) { .mic.rec { background: #f3f3f2; color: #111; } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(14,165,233,.45); } 70% { box-shadow: 0 0 0 22px rgba(14,165,233,0); } 100% { box-shadow: 0 0 0 0 rgba(14,165,233,0); } }
#wave { width: 100%; max-width: 560px; height: 64px; }
.meta { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 14px; }
.hint { margin: 0; color: var(--muted); font-size: 14px; text-align: center; }
.drop {
  width: 100%; display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
  padding: 36px 16px; border: 1.5px dashed var(--line); border-radius: 18px; cursor: pointer; color: var(--muted);
}
.drop strong { color: var(--fg); }
.drop.over { border-color: var(--a1); background: color-mix(in srgb, var(--a1) 6%, transparent); }
.status { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 18px 0 4px; color: var(--muted); }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line); border-top-color: var(--a1); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.result { position: relative; margin-top: 18px; border-top: 1px solid var(--line); padding-top: 16px; }
.result-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-weight: 600; }
.result-actions { display: flex; gap: 8px; }
.text { font-size: 18px; line-height: 1.6; margin: 12px 0 8px; white-space: pre-wrap; }
.stats { color: var(--muted); font-size: 13px; }
.error { color: var(--err); margin: 16px 0 0; text-align: center; }
.note { text-align: center; color: var(--muted); font-size: 13px; margin: 14px 0 0; }

/* sections */
.section { max-width: 1040px; margin: 0 auto; padding: clamp(56px, 8vw, 96px) 16px 0; }
h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: -.03em; margin: 0 0 10px; text-align: center; }
.sub { color: var(--muted); text-align: center; margin: 0 0 28px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 28px; }
.feat { padding: 22px; }
.feat h3 { margin: 10px 0 6px; font-size: 18px; letter-spacing: -.01em; }
.feat p { margin: 0; color: var(--muted); font-size: 15px; }
.ic { font-size: 26px; }
.bench { padding: 22px; display: grid; gap: 22px; }
.bench h4 { margin: 0 0 10px; font-size: 15px; }
.bar { display: grid; grid-template-columns: minmax(120px, 210px) 1fr 52px; align-items: center; gap: 12px; font-size: 14px; margin: 7px 0; }
.bar .name { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar.me .name { color: var(--fg); font-weight: 600; }
.track { height: 10px; background: var(--bg-soft); border-radius: 999px; overflow: hidden; }
.fill { height: 100%; border-radius: 999px; background: color-mix(in srgb, var(--fg) 22%, transparent); }
.bar.me .fill { background: linear-gradient(90deg, var(--a1), var(--a2)); }
.val { text-align: right; font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .bar { grid-template-columns: 110px 1fr 46px; } }
.fine { color: var(--muted); font-size: 13px; text-align: center; max-width: 720px; margin: 14px auto 0; }

.foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: 14px;
  padding: 40px clamp(16px, 4vw, 48px); margin-top: 80px; border-top: 1px solid var(--line); }

/* maxfiylik sahifasi */
.doc { max-width: 720px; margin: 0 auto; padding: 56px 16px; }
.doc h1 { font-size: clamp(32px, 5vw, 46px); }
.doc p, .doc li { color: var(--muted); }