* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #09090b; --panel: #18181b; --text: #fafafa; --muted: #a1a1aa;
  --accent: #fe2c55; --border: #27272a;
}
html, body { min-height: 100dvh; background: var(--bg); color: var(--text); font-family: system-ui, sans-serif; overscroll-behavior: none; }
.hidden { display: none !important; }
.gate { min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; text-align: center; color: var(--muted); }
.app { min-height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 1.25rem; gap: 1rem; }
.brand .logo { font-weight: 700; }
.screen { display: none; width: 100%; max-width: 24rem; }
.screen.active { display: block; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 1rem; padding: 1.5rem; }
label { display: block; margin-bottom: 0.85rem; font-size: 0.8rem; color: var(--muted); }
input { width: 100%; padding: 0.65rem; border-radius: 0.5rem; border: 1px solid var(--border); background: #0f0f12; color: var(--text); margin-top: 0.35rem; }
.btn { width: 100%; padding: 0.75rem; border-radius: 0.65rem; border: none; font-weight: 600; cursor: pointer; margin-top: 0.5rem; }
.btn.primary { background: var(--accent); color: #fff; }