:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--tg-theme-text-color, #f4f4f4);
  background: var(--tg-theme-bg-color, #0b0b0d);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 139, 46, .18), transparent 35%),
    var(--tg-theme-bg-color, #0b0b0d);
}

.shell {
  width: min(100%, 560px);
  margin: 0 auto;
  padding: max(22px, env(safe-area-inset-top)) 18px max(24px, env(safe-area-inset-bottom));
}

.brand { display: flex; align-items: center; gap: 13px; margin: 6px 0 24px; }
.brand h1 { margin: 1px 0 0; font-size: 25px; letter-spacing: -.04em; }
.logo {
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 15px;
  background: #ff7a1a; color: #111; font-weight: 900; font-size: 25px;
  box-shadow: 0 10px 30px rgba(255, 122, 26, .24);
}

.eyebrow { margin: 0; color: var(--tg-theme-hint-color, #919198); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }
.card {
  background: var(--tg-theme-secondary-bg-color, #17171b);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 22px;
  padding: 20px;
  box-shadow: 0 16px 44px rgba(0,0,0,.18);
}
.status-card { display: flex; align-items: center; gap: 14px; }
.status-card p, .hero p, .error p { margin: 5px 0 0; color: var(--tg-theme-hint-color, #999); }
.pulse { width: 13px; height: 13px; border-radius: 50%; background: #ff7a1a; box-shadow: 0 0 0 0 rgba(255,122,26,.5); animation: pulse 1.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 12px rgba(255,122,26,0); } }
.hero h2 { margin: 10px 0 0; font-size: 28px; letter-spacing: -.04em; }
.hero-row { display: flex; align-items: end; justify-content: space-between; gap: 16px; }
.badge { padding: 8px 11px; border-radius: 999px; background: rgba(80, 200, 120, .14); color: #72dc98; font-size: 13px; font-weight: 700; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 12px 0; }
.metric { padding: 17px; }
.metric span, .metric small { display: block; color: var(--tg-theme-hint-color, #999); }
.metric strong { display: block; margin: 8px 0 4px; font-size: 18px; }
.primary {
  width: 100%; border: 0; border-radius: 17px; padding: 17px 18px; margin-top: 4px;
  display: flex; justify-content: space-between; color: #111; background: #ff7a1a;
  font: inherit; font-weight: 800; cursor: pointer;
}
.primary:disabled { opacity: .5; cursor: wait; }
.primary span { font-size: 12px; background: rgba(0,0,0,.12); border-radius: 999px; padding: 3px 8px; }
.device-list { display: grid; gap: 10px; margin: 12px 0; }
.device { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 15px 17px; }
.device strong, .device small { display: block; }
.device small { margin-top: 4px; color: var(--tg-theme-hint-color, #999); }
.danger, .secondary { border: 0; border-radius: 12px; padding: 10px 12px; font: inherit; font-weight: 700; cursor: pointer; }
.danger { background: rgba(255,80,80,.14); color: #ff8585; }
.secondary { background: rgba(255,255,255,.08); color: inherit; }
.form-card, .download-card { margin-top: 12px; }
.form-card label { display: block; margin-bottom: 9px; font-size: 13px; color: var(--tg-theme-hint-color, #aaa); }
.form-card input { width: 100%; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; padding: 13px 14px; color: inherit; background: rgba(0,0,0,.2); font: inherit; outline: none; }
.form-card input:focus { border-color: #ff7a1a; }
.form-actions { display: grid; grid-template-columns: 1fr 1.4fr; gap: 9px; margin-top: 12px; }
.primary.compact { margin: 0; justify-content: center; padding: 12px; }
.download-card p { color: var(--tg-theme-hint-color, #999); line-height: 1.45; }
.download { display: block; border-radius: 14px; padding: 13px; text-align: center; text-decoration: none; color: #111; background: #ff7a1a; font-weight: 800; }
.hint { color: var(--tg-theme-hint-color, #999); text-align: center; font-size: 13px; line-height: 1.45; padding: 0 12px; }
.error { border-color: rgba(255, 80, 80, .25); }
.hidden { display: none !important; }
@media (max-width: 370px) { .grid { grid-template-columns: 1fr; } }