:root{--bg:#fff;--fg:#0a0a0a;--accent:#ea4335;--accent-hover:#d33426;--accent-light:#fdecea;--border:#e5e5e5;--muted:#6b7280;--surface:#f9fafb;--success:#16a34a;--danger:#dc2626;--radius:8px}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--fg);line-height:1.5;min-height:100dvh}a{color:inherit}.btn,a,button{text-decoration:none}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 24px;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:background .15s,opacity .15s;touch-action:manipulation}.btn:disabled,button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--surface);color:var(--fg);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-block{width:100%}input,select,textarea{width:100%;min-height:48px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:1rem;font-family:inherit;background:var(--bg);color:var(--fg);transition:border-color .15s;touch-action:manipulation}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:2px}label{display:block;margin-bottom:4px;font-weight:600;font-size:.875rem}.form-group{margin-bottom:16px}.container{max-width:480px}.container,.container-wide{margin:0 auto;padding:24px 20px}.container-wide{max-width:1024px}.error{color:var(--danger)}.error,.success{font-size:.875rem;margin-top:8px}.success{color:var(--success)}.notice{color:var(--muted);font-size:.875rem;margin-top:8px}.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.header{background:var(--fg);color:#fff;padding:16px 20px;justify-content:space-between}.header,.header-left{display:flex;align-items:center}.header-left{gap:12px;min-width:0}.header h1{font-size:1.25rem;font-weight:700}.header-admin{color:#fff;font-size:.875rem;font-weight:600;min-height:36px;padding:6px 12px;border:1px solid hsla(0,0%,100%,.35);border-radius:var(--radius);display:inline-flex;align-items:center}.header-admin:hover{background:hsla(0,0%,100%,.12)}.accent-bar{height:4px;background:var(--accent)}.badge{display:inline-block;padding:4px 10px;border-radius:100px;font-size:.75rem;font-weight:600}.badge-onsite{background:var(--accent);color:#fff}.badge-signedout{background:var(--surface);color:var(--muted)}.signin-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle;flex-shrink:0}.signin-dot.in{background:var(--success)}.signin-dot.out{background:#9ca3af}.badge-active{background:#dcfce7;color:var(--success)}.badge-pending{background:#fef9c3;color:#a16207}.badge-suspended{background:#fee2e2;color:var(--danger)}.badge-completed{background:#dbeafe;color:#2563eb}.spinner{display:inline-block;width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading{display:flex;align-items:center;justify-content:center;padding:48px 0}table{width:100%;border-collapse:collapse;font-size:.875rem}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{font-weight:600}.admin-nav,th{background:var(--surface)}.admin-nav{display:flex;flex-wrap:wrap;gap:4px;padding:8px 20px;border-bottom:1px solid var(--border);overflow-x:auto}.admin-nav a{padding:6px 12px;border-radius:var(--radius);font-size:.875rem;font-weight:500;color:var(--muted);white-space:nowrap}.admin-nav a.active,.admin-nav a:hover{background:var(--accent);color:#fff}.pagination{display:flex;gap:8px;justify-content:center;margin-top:16px}.checkbox-label{display:flex;align-items:center;gap:8px;font-weight:400;font-size:1rem}.checkbox-label input[type=checkbox]{width:24px;height:24px;min-height:unset;accent-color:var(--accent)}.offline-banner{position:-webkit-sticky;position:sticky;bottom:0;background:var(--fg);color:#fff;font-size:.8125rem;font-weight:600;padding:12px 20px;text-align:center}@media (min-width:768px){.container{max-width:540px}}.print-only{display:none}@media print{.print-only{display:block!important}.accent-bar,.admin-nav,.header,.no-print,.offline-banner{display:none!important}body{background:#fff}.container-wide{max-width:none;padding:0}.card{page-break-inside:avoid;break-inside:avoid;border:1px solid #ddd;box-shadow:none}table{width:100%}}