:root{--color-bg:#f5f6f8;--color-card:#fff;--color-border:#dde1e6;--color-text:#1a2233;--color-muted:#6b7280;--color-primary:#1a3a5c;--color-primary-hover:#12293f;--color-danger:#b3261e;--color-success:#2e7d32;--color-warning:#b8860b}*{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-text);margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif}.shell{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--color-primary);color:#fff;align-items:center;gap:24px;padding:12px 24px;display:flex}.topbar .brand{font-size:1.1rem;font-weight:700}.user-info{align-items:center;gap:12px;font-size:.9rem;display:flex}.user-info button{color:#fff;cursor:pointer;background:0 0;border:1px solid #ffffff80;border-radius:4px;padding:4px 10px}main{flex:1;width:100%;max-width:800px;margin:0 auto;padding:24px}.page h2{margin-top:0}.auth-screen{background:var(--color-bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-form{background:var(--color-card);border:1px solid var(--color-border);border-radius:8px;width:320px;padding:32px}.auth-form h1{margin:0;font-size:1.3rem}.auth-form .subtitle{color:var(--color-muted);margin:4px 0 20px;font-size:.9rem}label{margin-bottom:14px;font-size:.9rem;font-weight:600;display:block}input,select,textarea{border:1px solid var(--color-border);border-radius:4px;width:100%;margin-top:4px;padding:8px 10px;font-family:inherit;font-size:.95rem}.card-form{background:var(--color-card);border:1px solid var(--color-border);border-radius:8px;padding:24px}.hint{color:var(--color-muted);font-size:.85rem}button{border:1px solid var(--color-border);cursor:pointer;background:#fff;border-radius:4px;padding:8px 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a:hover{opacity:1;text-decoration:underline}.nav-dropdown{position:relative}.nav-dropdown-trigger{color:#fff;cursor:pointer;opacity:.9;background:0 0;border:none;align-items:center;gap:4px;padding:8px 4px;font-size:1rem;display:flex}.nav-dropdown-trigger:hover{opacity:1}.nav-caret{font-size:.7rem}.nav-dropdown-menu{border:1px solid var(--color-border);z-index:100;background:#fff;border-radius:6px;min-width:180px;padding:6px 0;position:absolute;top:100%;left:0;box-shadow:0 4px 12px #00000026}.nav-dropdown-menu a{color:var(--color-text);opacity:1;padding:8px 14px;font-size:.9rem;text-decoration:none;display:block}.nav-dropdown-menu a:hover{background:var(--color-bg);text-decoration:none}.auth-screen-split{min-height:100vh;display:flex}.auth-brand-panel{background:linear-gradient(135deg, var(--color-primary,#1a3a5c) 0%, #0f2740 100%);color:#fff;flex-direction:column;flex:1.1;justify-content:center;padding:60px 50px;display:flex}.auth-brand-panel 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a{color:#ffffffd9;padding:8px 18px 8px 38px;font-size:.88rem;text-decoration:none;display:block}.sidebar-section-links a:hover{color:#fff;background:#ffffff14;text-decoration:none}.shell-main{flex-direction:column;flex:1;min-width:0;min-height:100vh;display:flex}.topbar-slim{border-bottom:1px solid var(--color-border,#e2e2e2);flex-shrink:0;justify-content:flex-end;padding:12px 24px}.shell-main main{flex:1;overflow-y:auto}@media (width<=900px){.shell-sidebar{flex-direction:column}.sidebar{width:100%}}.table-scroll-wrapper{overflow-x:auto}.visitor-table{border-collapse:collapse;width:100%;font-size:.85rem}.visitor-table th,.visitor-table td{border-bottom:1px solid var(--color-border,#e2e2e2);text-align:left;white-space:nowrap;padding:8px 10px}.visitor-table th{background:var(--color-bg,#f7f7f7);font-weight:600}.visitor-thumb{object-fit:cover;border-radius:6px;width:40px;height:40px}@media (width<=768px){.visitor-table{font-size:.77rem}.visitor-security-page .card-form{padding:16px}.visitor-security-page label{font-size:1rem}.visitor-security-page input,.visitor-security-page select{padding:12px;font-size:1.05rem}.visitor-security-page .field-grid{grid-template-columns:1fr}.visitor-row-mobile{flex-direction:column;align-items:flex-start;gap:6px}.visitor-row-mobile button{width:100%;margin-top:6px}}.onboard-page{max-width:700px;margin:40px auto;padding:0 20px 60px}.onboard-page h1{margin-bottom:4px;font-size:1.5rem}.onboard-page .subtitle{color:var(--color-muted);margin-bottom:24px}.checkbox-label{align-items:center;gap:8px;font-weight:400;display:flex}.checkbox-label input[type=checkbox]{width:auto;margin:0}.badge-active,.badge-pending_review{color:var(--color-warning);border-color:var(--color-warning)}.badge-used,.badge-approved{color:var(--color-success);border-color:var(--color-success)}.badge-expired,.badge-rejected{color:var(--color-danger);border-color:var(--color-danger)}.badge-revoked,.badge-needs_correction{color:var(--color-muted)}