:root{--color-primary:#16a1e7;--color-primary-dark:#1289c7;--color-primary-light:#4db8ef;--color-accent:#32373c;--color-bg:#fff;--color-bg-secondary:#f5f7fa;--color-text:#1a1a1a;--color-text-secondary:#6b7280;--color-border:#e5e7eb;--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--radius:8px;--radius-sm:4px;--shadow:0 1px 3px rgba(0,0,0,.1);--shadow-md:0 4px 6px rgba(0,0,0,.1)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-dark);text-decoration:underline}a.btn,a.btn:hover{text-decoration:none}a.btn-danger,a.btn-danger:hover,a.btn-primary,a.btn-primary:hover{color:#fff}.container{margin:0 auto;max-width:1200px;padding:0 1rem}.btn{align-items:center;border:1px solid transparent;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;font-family:inherit;font-size:.875rem;font-weight:500;gap:.5rem;justify-content:center;line-height:1.25;padding:.5rem 1rem;transition:background-color .2s,opacity .2s}.btn:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-secondary{background:var(--color-bg);border:1px solid var(--color-border);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background:#e2e5ea}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.badge{align-items:center;border-radius:var(--radius-sm);display:inline-flex;font-size:.75rem;font-weight:600;padding:.25rem .5rem;text-transform:uppercase}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}input,select,textarea{border:1px solid var(--color-border);border-radius:var(--radius-sm);font-family:inherit;font-size:.875rem;padding:.5rem .75rem;transition:border-color .2s;width:100%}input[type=checkbox],input[type=radio]{margin-right:.5rem;vertical-align:middle;width:auto}label:has(input[type=checkbox]),label:has(input[type=radio]){align-items:center;cursor:pointer;display:inline-flex}input:focus,select:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #16a1e71a;outline:none}label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.25rem}.form-group{margin-bottom:1rem}.form-error{color:var(--color-danger);font-size:.9rem;margin-top:.25rem}.loading-overlay{align-items:center;color:var(--color-text-secondary);display:flex;flex-direction:column;justify-content:center;padding:4rem 1rem}.loading-overlay p{font-size:.9rem;margin-top:1rem}.spinner{animation:spin .7s linear infinite;border:3px solid var(--color-border);border-radius:50%;border-top-color:var(--color-primary);height:32px;width:32px}@keyframes spin{to{transform:rotate(1turn)}}