:root {
  --bg: #1c1c1a;
  --surface: #262624;
  --surface-2: #30302d;
  --border: #3a3a37;
  --text: #f3f2ee;
  --muted: #a3a29c;
  --accent: #e8d44d;
  --accent-text: #1c1c1a;
  --danger: #e5776b;
  --ok: #8fcf8a;
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 'Onest', system-ui, -apple-system, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 16px; }

/* Header */
.top { border-bottom: 1px solid var(--border); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { color: var(--text); font-weight: 700; letter-spacing: -0.01em; display: flex; align-items: center; gap: 10px; }
.brand:hover { text-decoration: none; }
.brand i { width: 14px; height: 14px; border-radius: 4px; background: var(--accent); display: inline-block; }
.nav { display: flex; align-items: center; gap: 18px; margin-left: auto; }
.nav a { color: var(--muted); }
.nav a:hover, .nav a.active { color: var(--text); text-decoration: none; }
.lang { background: none; border: 1px solid var(--border); color: var(--muted); border-radius: 8px;
        padding: 4px 8px; font: inherit; font-size: 13px; cursor: pointer; }
.lang:hover { color: var(--text); }

main { flex: 1; padding: 48px 0 64px; }
footer { border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; padding: 20px 0; }

h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 16px; }
h2 { font-size: 22px; margin: 0 0 12px; }
h3 { font-size: 17px; margin: 0 0 6px; }
.lead { color: var(--muted); font-size: 19px; max-width: 640px; margin: 0 0 28px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px;
       padding: 10px 18px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface);
       color: var(--text); font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { text-decoration: none; background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.primary:hover { filter: brightness(1.05); }
.btn.danger { color: var(--danger); }
.btn.small { min-height: 34px; padding: 6px 12px; font-size: 14px; }
.btn[disabled], .btn.disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* Cards */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.card + .card { margin-top: 16px; }
.grid .card + .card { margin-top: 0; }
.card.accent { border-color: var(--accent); }
.price { font-size: 30px; font-weight: 700; margin: 8px 0; }
ul.clean { list-style: none; padding: 0; margin: 12px 0 0; }
ul.clean li { padding: 6px 0; border-top: 1px solid var(--border); }
ul.clean li:first-child { border-top: 0; }

/* Auth */
.narrow { max-width: 440px; margin: 0 auto; }
.auth-box { display: flex; flex-direction: column; gap: 12px; margin-top: 20px; }
.auth-box .btn { width: 100%; }
.tg-slot { min-height: 44px; display: flex; justify-content: center; }
.divider { text-align: center; color: var(--muted); font-size: 13px; margin: 6px 0; }
.alert { border-radius: 10px; padding: 12px 14px; margin: 0 0 16px; background: var(--surface-2); border: 1px solid var(--border); }
.alert.error { border-color: var(--danger); color: var(--danger); }
.alert.ok { border-color: var(--ok); color: var(--ok); }

/* Account */
.profile { display: flex; gap: 16px; align-items: center; }
.avatar { width: 56px; height: 56px; border-radius: 50%; background: var(--surface-2); object-fit: cover; flex: none;
          display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--accent); }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--border); flex-wrap: wrap; }
.kv:first-of-type { border-top: 0; }
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 600;
         background: var(--surface-2); color: var(--muted); }
.badge.on { background: rgba(232, 212, 77, .15); color: var(--accent); }
.bar { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; margin-top: 8px; }
.bar > i { display: block; height: 100%; background: var(--accent); }

input.code { width: 100%; font: 600 24px/1 ui-monospace, 'Cascadia Mono', monospace; letter-spacing: .15em; text-align: center;
             text-transform: uppercase; padding: 14px; border-radius: 10px; border: 1px solid var(--border);
             background: var(--surface-2); color: var(--text); }
.code-big { font: 700 32px/1.2 ui-monospace, 'Cascadia Mono', monospace; letter-spacing: .12em; color: var(--accent); }

@media (max-width: 600px) {
  .top .wrap { gap: 12px; }
  .nav { gap: 12px; font-size: 15px; }
  main { padding: 32px 0 48px; }
}