:root{--viewport-h: 100vh;--bg-primary: #f5f5f5;--bg-secondary: #ffffff;--bg-accent: #e8e8e8;--text-primary: #1a1a2e;--text-secondary: #555;--text-muted: #888;--border: #ddd;--accent: #4a90d9;--accent-hover: #357abd;--accent-light: rgba(74, 144, 217, .1);--danger: #e74c3c;--success: #27ae60;--warning: #f39c12;--shadow: rgba(0, 0, 0, .1);--radius: 8px;--radius-lg: 12px}[data-theme=dark]{--bg-primary: #1a1a2e;--bg-secondary: #16213e;--bg-accent: #0f3460;--text-primary: #e8e8e8;--text-secondary: #b0b0b0;--text-muted: #666;--border: #2a2a4a;--accent: #4a90d9;--accent-hover: #5da3ec;--accent-light: rgba(74, 144, 217, .15);--danger: #e74c3c;--success: #2ecc71;--warning: #f39c12;--shadow: rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s,color .3s}button{cursor:pointer;border:none;border-radius:var(--radius);padding:10px 20px;font-size:14px;transition:all .2s}button:disabled{opacity:.5;cursor:not-allowed}input,select{padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-secondary);color:var(--text-primary);font-size:14px}input:focus,select:focus{outline:none;border-color:var(--accent)}@supports (height: 100dvh){:root{--viewport-h: 100dvh}}@keyframes fr-blink{0%,80%,to{opacity:.2}40%{opacity:1}}@keyframes fr-pulse-ring{0%{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}