*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1976d2;--primary-dark: #1565c0;--success-color: #4caf50;--error-color: #f44336;--warning-color: #ff9800;--bg-color: #f5f5f5;--card-bg: #ffffff;--text-primary: #212121;--text-secondary: #757575;--border-radius: 12px;--shadow: 0 2px 8px rgba(0,0,0,.1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--bg-color);color:var(--text-primary);min-height:100vh}.app-container{max-width:480px;margin:0 auto;min-height:100vh;background:var(--card-bg)}.header{background:var(--primary-color);color:#fff;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:100}.header h1{font-size:1.2rem;font-weight:600}.header-actions{display:flex;gap:12px}.btn{padding:12px 24px;border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{background:#ccc;cursor:not-allowed}.btn-success{background:var(--success-color);color:#fff}.btn-danger{background:var(--error-color);color:#fff}.btn-outline{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn-sm{padding:8px 16px;font-size:.875rem}.btn-lg{padding:16px 32px;font-size:1.1rem;width:100%}.btn-icon{padding:8px;background:transparent;color:#fff}.card{background:var(--card-bg);border-radius:var(--border-radius);box-shadow:var(--shadow);padding:20px;margin:16px}.card-title{font-size:1.1rem;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;padding:14px 16px;border:2px solid #e0e0e0;border-radius:var(--border-radius);font-size:1rem;transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--primary-color)}.login-page{display:flex;flex-direction:column;justify-content:center;min-height:100vh;padding:24px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark))}.login-card{background:#fff;border-radius:var(--border-radius);padding:32px 24px;box-shadow:0 8px 32px #0003}.login-logo{text-align:center;margin-bottom:32px}.login-logo h2{font-size:1.5rem;color:var(--primary-color);margin-top:12px}.login-logo .icon{font-size:3rem}.camera-container{position:relative;width:100%;aspect-ratio:3/4;background:#000;border-radius:var(--border-radius);overflow:hidden;margin-bottom:16px}.camera-container video{width:100%;height:100%;object-fit:cover}.camera-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:200px;height:260px;border:3px dashed rgba(255,255,255,.6);border-radius:50%;pointer-events:none}.camera-overlay:after{content:"Posiciona tu rostro aquí";position:absolute;bottom:-40px;left:50%;transform:translate(-50%);color:#fff;font-size:.875rem;white-space:nowrap}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;font-size:.875rem;font-weight:500}.status-badge.checkin{background:#e8f5e9;color:#2e7d32}.status-badge.checkout{background:#fff3e0;color:#e65100}.status-badge.pending{background:#e3f2fd;color:#1565c0}.attendance-list{list-style:none}.attendance-item{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid #eee}.attendance-item:last-child{border-bottom:none}.attendance-info{flex:1}.attendance-info .name{font-weight:600;margin-bottom:4px}.attendance-info .time{font-size:.875rem;color:var(--text-secondary)}.map-container{height:400px;border-radius:var(--border-radius);overflow:hidden;margin:16px}.tabs{display:flex;border-bottom:2px solid #eee;margin-bottom:16px}.tab{flex:1;padding:12px;text-align:center;background:none;border:none;font-size:.9rem;color:var(--text-secondary);cursor:pointer;position:relative}.tab.active{color:var(--primary-color);font-weight:600}.tab.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--primary-color)}.message{padding:12px 16px;border-radius:var(--border-radius);margin-bottom:16px;display:flex;align-items:center;gap:10px}.message.success{background:#e8f5e9;color:#2e7d32;border:1px solid #a5d6a7}.message.error{background:#ffebee;color:#c62828;border:1px solid #ef9a9a}.message.info{background:#e3f2fd;color:#1565c0;border:1px solid #90caf9}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.spinner{width:40px;height:40px;border:4px solid #e0e0e0;border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;background:#fff;display:flex;box-shadow:0 -2px 10px #0000001a;z-index:100}.nav-item{flex:1;padding:12px;display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:.75rem}.nav-item.active{color:var(--primary-color)}.nav-item .icon{font-size:1.5rem}.page-content{padding-bottom:80px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.875rem}th,td{padding:12px 8px;text-align:left;border-bottom:1px solid #eee}th{background:#f5f5f5;font-weight:600;color:var(--text-secondary)}@media (min-width: 481px){.app-container{box-shadow:0 0 20px #0000001a}}.leaflet-container{height:100%;width:100%}.marker-checkin{background:var(--success-color);border-radius:50%;width:12px;height:12px}.marker-checkout{background:var(--error-color);border-radius:50%;width:12px;height:12px}