:root{--primary: #1a73e8;--primary-dark: #1557b0;--secondary: #34a853;--danger: #ea4335;--warning: #fbbc04;--text-primary: #202124;--text-secondary: #5f6368;--bg-surface: #ffffff;--bg-page: #f8f9fa;--bg-sidebar: #1a1a2e;--border: #dadce0;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.12);--sidebar-width: 240px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Google Sans,Roboto,Arial,sans-serif;color:var(--text-primary);background:var(--bg-page)}.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem 1rem;border-radius:var(--radius);border:none;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:#fff;border:1px solid var(--border);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:.35rem .75rem;font-size:.8rem}.btn:disabled{opacity:.55;cursor:not-allowed}.card{background:var(--bg-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.form-group{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.9rem}.form-group label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}.form-control{padding:.55rem .75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.9rem;width:100%}.form-control:focus{outline:none;border-color:var(--primary)}.error-message{color:var(--danger);font-size:.8rem}.badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.75rem;font-weight:600}.badge-success{background:#e6f4ea;color:#1e8e3e}.badge-warning{background:#fef7e0;color:#b06000}.badge-danger{background:#fce8e6;color:#c5221f}.badge-info{background:#e8f0fe;color:#1967d2}.table{width:100%;border-collapse:collapse;font-size:.9rem}.table th{text-align:left;padding:.75rem 1rem;background:var(--bg-page);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);border-bottom:1px solid var(--border)}.table td{padding:.75rem 1rem;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:hover td{background:#f8f9fa}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.page-header h1{font-size:1.4rem;font-weight:700}