:root{--bg-primary: #0f1419;--bg-secondary: #1a2332;--bg-tertiary: #243447;--bg-card: #1e2d3d;--text-primary: #e1e8ed;--text-secondary: #8899a6;--text-muted: #657786;--accent-primary: #1da1f2;--accent-success: #17bf63;--accent-warning: #ffad1f;--accent-danger: #e0245e;--border-color: #2f3d4d;--sidebar-width: 260px;--topbar-height: 56px;--radius: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5}a{color:var(--accent-primary);text-decoration:none}input,select,textarea{font-family:inherit;font-size:.9rem;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius);padding:10px 14px;outline:none;transition:border-color .2s}input:focus,select:focus,textarea:focus{border-color:var(--accent-primary)}button{font-family:inherit;font-size:.9rem;cursor:pointer;border:none;border-radius:var(--radius);padding:10px 20px;transition:background-color .2s,opacity .2s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover:not(:disabled){background:#1a91da}.btn-danger{background:var(--accent-danger);color:#fff}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border-color)}th{background:var(--bg-tertiary);color:var(--text-secondary);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}td{font-size:.88rem}tr:hover td{background:#1da1f20a}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-color)}