*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%; width: 100%;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-0);
  color: var(--txt);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  background:
    radial-gradient(900px 520px at 10% -5%, rgba(255,96,170,.18), transparent 62%),
    radial-gradient(760px 440px at 100% 0%, rgba(88,132,255,.16), transparent 60%),
    radial-gradient(540px 320px at 50% 100%, rgba(54,211,255,.10), transparent 58%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 40%, var(--bg-0) 100%);
}

a { color: var(--blue); text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }
video { display: block; background: #000; }

.hide { display: none !important; }

/* --- Page sections --- */
.page { display: none; position: absolute; inset: 0; z-index: 1; }
.page.active { display: flex; }

/* --- Glass card --- */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px;
  border: none; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 600;
  transition: all var(--transition);
}
.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--violet));
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  background: var(--glass);
  color: var(--txt);
  border: 1px solid var(--stroke-2);
}
.btn-secondary:hover { background: var(--glass-strong); }
.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-icon {
  width: 44px; height: 44px; padding: 0;
  border-radius: 50%;
  background: var(--glass);
  border: 1px solid var(--stroke);
  color: var(--txt);
  font-size: 1.2rem;
}
.btn-icon:hover { background: var(--glass-strong); }
.btn-icon.active { background: var(--danger); border-color: var(--danger); }

/* --- Status text --- */
#status {
  text-align: center;
  font-size: .85rem;
  color: var(--muted);
  padding: 4px 12px;
}

/* --- Reconnect banner --- */
.ws-reconnect-banner {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 99999;
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff; text-align: center;
  padding: 12px 20px;
  font-size: .9rem; font-weight: 600;
  display: none; align-items: center; justify-content: center; gap: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.3);
  animation: slideDown .3s ease;
}
.ws-reconnect-banner.show { display: flex; }
.ws-reconnect-banner .spinner {
  width: 18px; height: 18px;
  border: 2.5px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes slideDown { from { transform: translateY(-100%); } to { transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--stroke-2); border-radius: 3px; }