:root{--primary:#c8aaff;--primary-rgb:200, 170, 255;--primary-light:#322846;--primary-dark:#aa82ff;--accent:#64d2ff;--bg:#0f0f16;--card-bg:#1a1a26;--text:#ebebf8;--text-secondary:#a0a0b9;--text-light:#5a5a73;--border:#2d2d41;--shadow:#0000004d;--shadow-lg:#00000073;--radius:16px;--radius-sm:10px;--success:#32d778;--danger:#ff5046;--gradient-warm:linear-gradient(135deg, #8c64ff, #c850ff);--gradient-green:linear-gradient(135deg, #32d778, #00c8b4);--gradient-blue:linear-gradient(135deg, #3ca0ff, #8c64ff);--color-scheme:dark}[data-theme=light]{--primary:#7850dc;--primary-rgb:120, 80, 220;--primary-light:#ede6ff;--primary-dark:#5a32b4;--accent:#1ea0dc;--bg:#f5f5fa;--card-bg:#fff;--text:#1e1e2d;--text-secondary:#64647d;--text-light:#a0a0b4;--border:#e1e1eb;--shadow:#00000014;--shadow-lg:#0000001f;--success:#1eb464;--danger:#dc3232;--gradient-warm:linear-gradient(135deg, #7850dc, #b43ce6);--gradient-green:linear-gradient(135deg, #1eb464, #00aa96);--gradient-blue:linear-gradient(135deg, #2882e6, #7850dc);--color-scheme:light}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100vh;color-scheme:var(--color-scheme);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:13px;transition:background .3s,color .3s}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;font-family:inherit}input,select,textarea{font-family:inherit}.btn{letter-spacing:.3px;cursor:pointer;border:none;border-radius:24px;justify-content:center;align-items:center;gap:6px;padding:9px 20px;font-size:13px;font-weight:600;transition:all .2s;display:inline-flex}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn--primary{background:var(--gradient-warm);color:#fff;box-shadow:0 2px 10px rgba(var(--primary-rgb), .2)}.btn--primary:hover:not(:disabled){box-shadow:0 4px 16px rgba(var(--primary-rgb), .35);transform:translateY(-1px)}.btn--ghost{background:var(--card-bg);color:var(--text-secondary);border:1.5px solid var(--border)}.btn--ghost:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn--danger{color:var(--danger);background:#ff50461f}.btn--danger:hover:not(:disabled){background:#ff504633}.btn--sm{padding:6px 14px;font-size:12px}