:root{--primary: #2563eb;--primary-hover: #1d4ed8;--success: #16a34a;--success-hover: #15803d;--danger: #dc2626;--danger-hover: #b91c1c;--warning: #f59e0b;--bg: #f8fafc;--bg-card: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .06)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.layout{min-height:100vh;display:flex;flex-direction:column}.header{background:#fff;border-bottom:1px solid var(--border);padding:0 24px;height:60px;display:flex;align-items:center;gap:24px;box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.header-brand h1{font-size:20px;font-weight:700;color:var(--primary)}.header-nav{display:flex;gap:4px;flex:1}.header-nav a{text-decoration:none;color:var(--text-secondary);padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:500;transition:all .15s ease}.header-nav a:hover{background:var(--bg);color:var(--text)}.header-nav a.active{background:#eff6ff;color:var(--primary)}.header-user{display:flex;align-items:center;gap:12px;margin-left:auto}.user-info{font-size:14px;color:var(--text-secondary)}.role-badge{font-size:11px;font-weight:600;text-transform:uppercase;background:#eff6ff;color:var(--primary);padding:2px 8px;border-radius:12px;margin-left:4px}.main-content{flex:1;padding:24px;max-width:1200px;margin:0 auto;width:100%}.page-header{margin-bottom:24px}.page-header h2{font-size:24px;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;border:none;transition:all .15s ease;text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:var(--success-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-outline{background:#fff;color:var(--text);border:1px solid var(--border)}.btn-outline:hover:not(:disabled){background:var(--bg)}.btn-block{width:100%}.btn-lg{padding:14px 28px;font-size:16px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.visit-card{padding:16px;display:flex;flex-direction:column;gap:12px}.visit-card-header{display:flex;justify-content:space-between;align-items:flex-start}.visit-card-name{font-size:16px;font-weight:600}.visit-card-dni{font-size:13px;color:var(--text-secondary);margin-top:2px}.status-badge{font-size:12px;font-weight:600;color:#fff;padding:4px 10px;border-radius:12px;white-space:nowrap}.visit-card-body{font-size:14px;color:var(--text-secondary);display:flex;flex-direction:column;gap:4px}.visit-card-body strong{color:var(--text)}.visit-card-date{font-size:12px;color:#94a3b8;margin-top:4px}.visit-card-actions{display:flex;gap:8px}.visits-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}.form-container{max-width:500px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:6px;color:var(--text)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit;color:var(--text);background:#fff;transition:border-color .15s ease}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-group textarea{resize:vertical;min-height:80px}.alert{padding:12px 16px;border-radius:var(--radius);font-size:14px;margin-bottom:16px}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.empty-state{text-align:center;padding:48px;color:var(--text-secondary)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#eff6ff,#f8fafc)}.login-container{background:#fff;padding:40px;border-radius:12px;box-shadow:var(--shadow-md);width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:32px}.login-header h1{font-size:28px;font-weight:700;color:var(--primary)}.login-header p{color:var(--text-secondary);margin-top:4px}.login-form .form-group{margin-bottom:20px}.login-form .btn-block{margin-top:8px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center;box-shadow:var(--shadow)}.stat-number{display:block;font-size:32px;font-weight:700;color:var(--text)}.stat-label{display:block;font-size:13px;color:var(--text-secondary);margin-top:4px}.stat-warning .stat-number{color:var(--warning)}.stat-primary .stat-number{color:var(--primary)}.stat-success .stat-number{color:var(--success)}.filter-bar{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}.filter-btn{padding:8px 16px;border:1px solid var(--border);border-radius:20px;background:#fff;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}.filter-btn:hover{border-color:var(--primary);color:var(--primary)}.filter-btn-active{background:var(--primary);color:#fff;border-color:var(--primary)}.qr-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200}.qr-modal{background:#fff;border-radius:12px;padding:32px;text-align:center;box-shadow:0 20px 60px #0003;max-width:420px;width:90%}.qr-modal h3{margin-bottom:20px;font-size:18px}.kiosk-page{min-height:100vh;background:linear-gradient(135deg,#1e3a5f,#2563eb);display:flex;flex-direction:column;align-items:center}.kiosk-header{text-align:center;padding:40px 20px 20px;color:#fff}.kiosk-header h1{font-size:36px;font-weight:700}.kiosk-header p{font-size:16px;opacity:.8;margin-top:4px}.kiosk-content{background:#fff;border-radius:16px;padding:40px;width:90%;max-width:600px;margin:0 auto 40px;box-shadow:0 20px 60px #0000004d;flex:1}.kiosk-step h2{font-size:22px;font-weight:600;margin-bottom:24px;text-align:center}.kiosk-input{font-size:18px!important;padding:14px 16px!important}.host-list{max-height:400px;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.host-item{display:flex;justify-content:space-between;align-items:center;padding:16px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;cursor:pointer;transition:all .15s ease;text-align:left;width:100%;font-family:inherit;font-size:inherit}.host-item:hover{border-color:var(--primary);background:#f8faff}.host-name{font-weight:500;font-size:16px}.host-dept{font-size:13px;color:var(--text-secondary)}.confirm-card{background:var(--bg);border-radius:var(--radius);padding:24px}.confirm-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border);font-size:16px}.confirm-row:last-child{border-bottom:none}.waiting-spinner{width:60px;height:60px;border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 24px}@keyframes spin{to{transform:rotate(360deg)}}.nav-link-with-badge{position:relative;display:inline-flex;align-items:center;gap:4px}.notification-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;font-size:11px;font-weight:700;color:#fff;background:var(--danger);border-radius:10px;line-height:1}.preferences-page{max-width:600px}.preference-options{display:flex;flex-direction:column;gap:12px}.preference-option{display:flex;align-items:center;gap:16px;padding:20px;background:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .15s ease;text-align:left;font-family:inherit;font-size:inherit;color:var(--text);position:relative;width:100%}.preference-option:hover{border-color:var(--primary);background:#f8faff}.preference-option.selected{border-color:var(--primary);background:#eff6ff;box-shadow:0 0 0 3px #2563eb1a}.preference-option-icon{font-size:24px;width:40px;text-align:center;flex-shrink:0}.preference-option-label{font-size:16px;font-weight:600}.preference-option-desc{font-size:13px;color:var(--text-secondary);flex:1}.preference-option-check{font-size:18px;font-weight:700;color:var(--primary);margin-left:auto}.pending-highlight{border-radius:var(--radius);border:2px solid var(--warning);background:#fffbeb}.pending-highlight .card{border:none;box-shadow:none}.pending-flash .pending-highlight{animation:flash-pending .5s ease-in-out 3}@keyframes flash-pending{0%,to{background:#fffbeb}50%{background:#fef3c7}}.kiosk-fullscreen{cursor:none;touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;overscroll-behavior:none}.kiosk-fullscreen.active-cursor{cursor:default}.kiosk-clock{text-align:center;padding:8px;background:#0003;color:#fff;font-size:1.1rem;font-weight:500;letter-spacing:.5px}.kiosk-idle-overlay{position:fixed;inset:0;background:#000000b3;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000;color:#fff;font-size:2rem;cursor:pointer}.kiosk-idle-overlay p{margin-top:16px;font-size:1.2rem;opacity:.8}.kiosk-controls{position:fixed;bottom:16px;right:16px;z-index:500}.kiosk-controls .btn{font-size:12px;padding:8px 14px;opacity:.6;transition:opacity .2s}.kiosk-controls .btn:hover{opacity:1}@media(max-width:768px){.header{padding:0 12px;gap:12px}.header-nav{display:none}.main-content{padding:16px}.visits-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.kiosk-content{padding:24px;width:95%}}