:root{--bg: #ffffff;--fg: #213547;--card: #f9f9f9;--border: #e5e7eb;--primary: #646cff;--primaryFg: #ffffff;--button-bg: #f9f9f9;--button-hover: #ececec;--button-min-height: 48px;--spacing-safe-x: max(16px, env(safe-area-inset-left));--spacing-safe-y: max(16px, env(safe-area-inset-top))}@media(prefers-color-scheme:dark){:root{--bg: #242424;--fg: rgba(255, 255, 255, .87);--card: #1a1a1a;--border: #374151;--primary: #747bff;--button-bg: #1a1a1a;--button-hover: #2a2a2a}}:root{--bg: #fafafa;--surface: #ffffff;--text: #18181b;--textMuted: #71717a;--border: #e4e4e7;--accent: #2563eb;--accentText: #ffffff;--danger: #ef4444}@media(prefers-color-scheme:dark){:root{--bg: #09090b;--surface: #18181b;--text: #fafafa;--textMuted: #a1a1aa;--border: #27272a;--accent: #3b82f6;--accentText: #ffffff;--danger: #f87171}}[data-theme=light]{--bg: #fafafa;--surface: #ffffff;--text: #18181b;--textMuted: #71717a;--border: #e4e4e7;--accent: #2563eb;--accentText: #ffffff;--danger: #ef4444}[data-theme=dark]{--bg: #09090b;--surface: #18181b;--text: #fafafa;--textMuted: #a1a1aa;--border: #27272a;--accent: #3b82f6;--accentText: #ffffff;--danger: #f87171}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;background-color:var(--bg);color:var(--text);margin:0;padding:0;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;width:100%}*{box-sizing:border-box}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.mt-auto{margin-top:auto}.screen-container{width:100%;max-width:600px;margin:0 auto;padding:16px;padding-top:max(16px,env(safe-area-inset-top));padding-bottom:max(16px,env(safe-area-inset-bottom));display:flex;flex-direction:column;min-height:100vh}.card{background-color:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:0 1px 3px #0000000d}.btn{appearance:none;display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;padding:12px 20px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;border:none;gap:8px;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:active:not(:disabled){transform:scale(.98)}.btn-primary{background-color:var(--accent);color:var(--accentText)}.btn-primary:hover:not(:disabled){opacity:.9}.btn-secondary{background-color:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background-color:var(--bg)}.btn-ghost{background-color:transparent;color:var(--textMuted)}.btn-ghost:hover:not(:disabled){background-color:var(--surface);color:var(--text)}.btn-destructive{background-color:var(--danger);color:#fff}.btn-destructive:hover:not(:disabled){opacity:.9}