:root{--bg-primary:#0b1220;--bg-secondary:#111a2e;--bg-tertiary:#1a2540;--bg-elevated:#1f2d4d;--border:#2a3a5c;--border-strong:#3d4f73;--text-primary:#e6edf7;--text-secondary:#a3b2cc;--text-muted:#6b7a99;--accent:#4a90e2;--accent-hover:#5ba0f2;--accent-dim:#2c5a8a;--success:#4ade80;--danger:#f87171;--shadow:0 4px 24px rgba(0,0,0,.4);--radius:8px;--radius-sm:4px;--font-mono:ui-monospace,"SF Mono",Menlo,Monaco,"Cascadia Mono",monospace}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;font-size:15px}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer}button,input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}