:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-light: #dbeafe;--color-success: #16a34a;--color-success-light: #dcfce7;--color-warning: #d97706;--color-warning-light: #fef3c7;--color-danger: #dc2626;--color-danger-light: #fee2e2;--color-info: #0891b2;--color-info-light: #cffafe;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #111827;--color-active: #3b82f6;--color-active-glow: rgba(59, 130, 246, .3);--radius: 8px;--radius-sm: 4px;--shadow: 0 1px 3px rgba(0, 0, 0, .1), 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:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5;color:var(--color-gray-800);background:var(--color-gray-50)}.app-layout{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:24px;padding:12px 24px;background:#fff;border-bottom:1px solid var(--color-gray-200);box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.header-left{display:flex;align-items:center;gap:10px}.app-logo{font-size:24px}.app-title{font-size:16px;font-weight:600;color:var(--color-gray-900);white-space:nowrap}.app-nav{display:flex;gap:4px;margin-left:24px}.nav-link{padding:6px 14px;border-radius:var(--radius-sm);text-decoration:none;color:var(--color-gray-600);font-weight:500;transition:all .15s}.nav-link:hover{background:var(--color-gray-100);color:var(--color-gray-900)}.nav-link.active{background:var(--color-primary-light);color:var(--color-primary)}.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}.user-name{color:var(--color-gray-500);font-size:13px}.app-main{flex:1;padding:24px;max-width:1200px;margin:0 auto;width:100%}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-header h2{font-size:22px;font-weight:600;color:var(--color-gray-900)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .15s;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-outline{background:#fff;color:var(--color-gray-700);border-color:var(--color-gray-300)}.btn-outline:hover:not(:disabled){background:var(--color-gray-50);border-color:var(--color-gray-400)}.btn-danger{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}.btn-danger-outline{background:#fff;color:var(--color-danger);border-color:var(--color-danger)}.btn-danger-outline:hover:not(:disabled){background:var(--color-danger-light)}.btn-sm{padding:4px 10px;font-size:12px}.btn-lg{padding:12px 24px;font-size:16px}.card-list{display:flex;flex-direction:column;gap:16px}.card{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card-header{padding:16px 20px}.card-title-row{display:flex;align-items:center;gap:12px;margin-bottom:4px}.card-title{font-size:16px;font-weight:600;color:var(--color-gray-900)}.card-badges{display:flex;gap:6px}.badge{padding:2px 8px;border-radius:12px;font-size:11px;font-weight:500}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-info{background:var(--color-info-light);color:var(--color-info)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.card-description{color:var(--color-gray-500);font-size:13px;margin-bottom:8px}.card-meta{display:flex;gap:16px;font-size:12px;color:var(--color-gray-500)}.card-body{padding:0 20px 16px}.card-actions{display:flex;gap:8px;padding:12px 20px;border-top:1px solid var(--color-gray-100);background:var(--color-gray-50)}.card-details{padding:16px 20px;border-top:1px solid var(--color-gray-100);background:var(--color-gray-50)}.details-table{width:100%;font-size:13px}.details-table td{padding:4px 12px 4px 0}.details-table td:first-child{font-weight:500;color:var(--color-gray-600);width:200px}.delete-confirm{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--color-danger)}.timeline-container{background:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius);padding:16px}.timeline-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.timeline-label{font-size:13px;font-weight:600;color:var(--color-gray-700)}.timeline-legend{display:flex;gap:12px;font-size:11px;color:var(--color-gray-500)}.legend-item{display:flex;align-items:center;gap:4px}.legend-color{width:12px;height:12px;border-radius:2px}.legend-active{background:var(--color-active)}.legend-inactive{background:var(--color-gray-200)}.timeline-hours-row{display:flex;align-items:flex-end;margin-bottom:4px}.timeline-bar-container{flex:1;position:relative;height:16px}.timeline-hour-label{position:absolute;font-size:10px;color:var(--color-gray-400);transform:translate(-50%)}.timeline-row{display:flex;align-items:center;margin-bottom:4px}.timeline-day-label{width:36px;font-size:11px;font-weight:500;color:var(--color-gray-600);flex-shrink:0}.timeline-bar{flex:1;height:20px;background:var(--color-gray-200);border-radius:3px;position:relative;overflow:hidden}.timeline-active-block{position:absolute;top:0;height:100%;background:var(--color-active);border-radius:2px;box-shadow:0 0 4px var(--color-active-glow);transition:all .2s}.timeline-active-block:hover{filter:brightness(1.1)}.table-container{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius);box-shadow:var(--shadow);overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.05em;background:var(--color-gray-50);border-bottom:1px solid var(--color-gray-200)}.data-table td{padding:12px 16px;border-bottom:1px solid var(--color-gray-100);font-size:13px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--color-gray-50)}.cell-description{font-size:12px;color:var(--color-gray-500);margin-top:2px}.table-actions{display:flex;gap:6px}.form{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:13px;font-weight:600;color:var(--color-gray-700);margin-bottom:6px}.form-group small{display:block;font-size:12px;color:var(--color-gray-400);margin-top:4px}.form-input{width:100%;padding:8px 12px;border:1px solid var(--color-gray-300);border-radius:var(--radius-sm);font-size:14px;color:var(--color-gray-800);transition:border-color .15s}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.form-input:disabled{background:var(--color-gray-100);color:var(--color-gray-500)}.form-input-sm{padding:4px 8px;font-size:12px;margin-top:6px}.form-actions{display:flex;gap:12px;padding-top:20px;border-top:1px solid var(--color-gray-200);margin-top:24px}.form-help{font-size:13px;color:var(--color-gray-500)}.form-help a{color:var(--color-primary)}.form-details{margin-bottom:20px;border:1px solid var(--color-gray-200);border-radius:var(--radius-sm);padding:12px 16px}.form-details summary{cursor:pointer;font-size:13px;font-weight:500;color:var(--color-gray-600)}.form-details[open] summary{margin-bottom:16px}.checkbox-group{display:flex;flex-direction:column;gap:8px}.checkbox-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:400;color:var(--color-gray-700);cursor:pointer}.checkbox-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary)}.day-selector{display:flex;gap:6px;flex-wrap:wrap}.day-btn{padding:8px 14px;border:1px solid var(--color-gray-300);border-radius:var(--radius-sm);background:#fff;font-size:13px;font-weight:500;color:var(--color-gray-600);cursor:pointer;transition:all .15s}.day-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.day-btn.selected{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.weekdays-raw{margin-top:8px;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-gray-500)}.period-selector{display:flex;flex-wrap:wrap;gap:8px}.period-chip{display:flex;flex-direction:column;gap:2px;padding:10px 14px;border:2px solid var(--color-gray-200);border-radius:var(--radius);cursor:pointer;transition:all .15s;background:#fff}.period-chip:hover{border-color:var(--color-primary)}.period-chip.selected{border-color:var(--color-primary);background:var(--color-primary-light)}.period-chip-name{font-size:13px;font-weight:600;color:var(--color-gray-800)}.period-chip-time{font-size:11px;color:var(--color-gray-500)}.period-chip-days{font-size:11px;color:var(--color-gray-400)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.alert{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px}.alert-error{background:var(--color-danger-light);color:var(--color-danger);border:1px solid var(--color-danger)}.alert-close{background:none;border:none;font-size:18px;cursor:pointer;color:inherit;padding:0 4px}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--color-gray-500)}.spinner{width:32px;height:32px;border:3px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:12px}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--color-gray-500)}.empty-state p{margin-bottom:16px}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--color-gray-50) 0%,var(--color-primary-light) 100%)}.login-card{background:#fff;padding:48px;border-radius:12px;box-shadow:var(--shadow-md);text-align:center;max-width:400px;width:100%}.login-icon{font-size:48px;margin-bottom:16px}.login-card h1{font-size:22px;font-weight:700;color:var(--color-gray-900);margin-bottom:8px}.login-card p{color:var(--color-gray-500);margin-bottom:24px}.error-container{text-align:center;padding:60px 20px}.error-container h2{color:var(--color-danger);margin-bottom:8px}.error-container p{color:var(--color-gray-500);margin-bottom:16px}@media (max-width: 768px){.app-header{flex-wrap:wrap;gap:12px}.app-nav{margin-left:0;order:3;width:100%}.form-grid{grid-template-columns:1fr}.card-meta{flex-direction:column;gap:4px}}