*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0a0a0e;--surface: #13131a;--surface2: #1a1a24;--border: #1e1e2e;--accent: #4f8ef7;--accent-dim: rgba(79, 142, 247, .15);--text: #e8e8f0;--text-muted: #7777a0;--danger: #ef4444;--amber: #f59e0b;--green: #22c55e}html,body{height:100%;background:var(--bg);color:var(--text);font-family:SF Pro Display,Segoe UI,system-ui,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}#root{min-height:100dvh;display:flex;justify-content:center}.page{min-height:100dvh;display:flex;flex-direction:column;background:var(--bg);color:var(--text);width:100%;max-width:480px;margin:0 auto}@media (min-width: 480px){.page{border-left:1px solid var(--border);border-right:1px solid var(--border)}}.app-header{position:sticky;top:0;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:var(--bg);border-bottom:1px solid 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