:root{--primary-50:#eff6ff;--primary-100:#dbeafe;--primary-200:#bfdbfe;--primary-300:#93c5fd;--primary-400:#60a5fa;--primary-500:#3b82f6;--primary-600:#2563eb;--primary-700:#1d4ed8;--primary-800:#1e40af;--primary-900:#1e3a8a;--grad-cyan:linear-gradient(135deg, #0dcaf0 0%, #00a4ce 100%);--grad-purple:linear-gradient(135deg, #a855f7 0%, #7e22ce 100%);--grad-blue:linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);--grad-magenta:linear-gradient(135deg, #ec4899 0%, #be185d 100%);--grad-purple-active:linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);--sidebar-bg:#1e1e2d;--sidebar-text:#a1a5b7;--sidebar-app-bg:#f5f8fa;--color-success:#10b981;--color-success-bg:#d1fae5;--color-warning:#f59e0b;--color-warning-bg:#fef3c7;--color-danger:#ef4444;--color-danger-bg:#fee2e2;--color-info:#3b82f6;--color-info-bg:#dbeafe;--gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e1;--gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;--gray-700:#334155;--gray-800:#1e293b;--gray-900:#0f172a;--sidebar-width:260px;--sidebar-collapsed-width:70px;--topbar-height:64px;--border-radius:12px;--border-radius-sm:8px;--border-radius-lg:16px;--border-radius-xl:24px;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f;--shadow-lg:0 10px 15px #00000014, 0 4px 6px #0000000d;--shadow-xl:0 20px 25px #0000001a, 0 8px 10px #0000000f;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--font-family:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-size-xs:11px;--font-size-sm:13px;--font-size-base:14px;--font-size-md:15px;--font-size-lg:18px;--font-size-xl:22px;--font-size-2xl:28px;--font-size-3xl:36px;--font-size-4xl:48px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--gray-800);background:var(--sidebar-app-bg);-webkit-font-smoothing:antialiased;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;outline:none;font-family:inherit}input,select,textarea{outline:none;font-family:inherit}img{max-width:100%;display:block}ul{list-style:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:100px}::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}.app-shell{min-height:100vh;display:flex}.main-content{margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left var(--transition-base);flex-direction:column;flex:1;display:flex}.page-body{padding:24px;padding-top:calc(var(--topbar-height) + 24px);flex:1}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);z-index:100;transition:width var(--transition-base);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow:hidden}.sidebar-logo{height:var(--topbar-height);border-bottom:1px solid #ffffff08;flex-shrink:0;align-items:center;gap:10px;padding:0 20px;display:flex}.sidebar-logo-icon{background:var(--primary-600);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}.sidebar-logo-text{color:#fff;white-space:nowrap;font-size:17px;font-weight:700}.sidebar-logo-sub{color:var(--gray-400);font-size:11px;font-weight:400}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.sidebar-section-label{color:var(--gray-500);letter-spacing:.08em;text-transform:uppercase;padding:16px 20px 6px;font-size:10px;font-weight:600}.sidebar-item{color:var(--gray-400);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border-radius:8px;align-items:center;gap:12px;margin:1px 8px;padding:10px 20px;font-size:13.5px;font-weight:500;display:flex;position:relative}.sidebar-item:hover{color:#fff;background:#ffffff0a}.sidebar-item.active{color:#fff;background:var(--grad-purple-active);box-shadow:0 4px 10px #7c3aed4d}.sidebar-item.active:before{content:"";background:var(--primary-400);border-radius:0 4px 4px 0;width:3px;height:20px;position:absolute;top:50%;left:-8px;transform:translateY(-50%)}.sidebar-item-icon{flex-shrink:0;width:18px;height:18px}.sidebar-item-badge{background:var(--color-danger);color:#fff;border-radius:100px;margin-left:auto;padding:2px 6px;font-size:10px;font-weight:600}.sidebar-footer{border-top:1px solid #ffffff12;padding:16px}.sidebar-user{cursor:pointer;transition:background var(--transition-fast);border-radius:10px;align-items:center;gap:10px;padding:10px;display:flex}.sidebar-user:hover{background:#ffffff0f}.user-avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:700;display:flex}.user-info{flex:1;min-width:0}.user-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.user-role{color:var(--gray-400);font-size:11px}.topbar{top:0;left:var(--sidebar-width);height:var(--topbar-height);box-shadow:var(--shadow-sm);z-index:50;transition:left var(--transition-base);background:#fff;align-items:center;gap:16px;padding:0 24px;display:flex;position:fixed;right:0}.topbar-title{color:var(--gray-900);flex:1;font-size:17px;font-weight:700}.topbar-subtitle{color:var(--gray-400);font-size:12px;font-weight:400}.topbar-actions{align-items:center;gap:8px;display:flex}.icon-btn{width:38px;height:38px;color:var(--gray-500);transition:all var(--transition-fast);background:0 0;border-radius:10px;justify-content:center;align-items:center;display:flex}.icon-btn:hover{background:var(--gray-100);color:var(--gray-700)}.topbar-badge-wrapper{position:relative}.topbar-badge{background:var(--color-danger);border:2px solid #fff;border-radius:50%;width:8px;height:8px;position:absolute;top:4px;right:4px}.btn{border-radius:var(--border-radius-sm);transition:all var(--transition-fast);white-space:nowrap;align-items:center;gap:8px;padding:9px 18px;font-size:13.5px;font-weight:600;line-height:1;display:inline-flex}.btn-primary{background:var(--primary-600);color:#fff}.btn-primary:hover{background:var(--primary-700);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb59}.btn-secondary{background:var(--gray-100);color:var(--gray-700)}.btn-secondary:hover{background:var(--gray-200)}.btn-ghost{color:var(--gray-600);background:0 0}.btn-ghost:hover{background:var(--gray-100)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover{background:#059669}.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:15px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.card{border-radius:var(--border-radius);border:1px solid var(--gray-200);box-shadow:var(--shadow-sm);background:#fff;overflow:hidden}.card-header{border-bottom:1px solid var(--gray-100);justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.card-title{color:var(--gray-900);font-size:15px;font-weight:700}.card-body{padding:20px}.card-footer{border-top:1px solid var(--gray-100);background:var(--gray-50);padding:12px 20px}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.stat-card{border:1px solid var(--gray-200);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-fast), transform var(--transition-fast);background:#fff;align-items:flex-start;gap:16px;padding:20px;display:flex}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card.solid-teal{background:var(--grad-cyan);color:#fff;border:none;box-shadow:0 10px 15px -3px #0dcaf04d}.stat-card.solid-purple{background:var(--grad-purple);color:#fff;border:none;box-shadow:0 10px 15px -3px #a855f74d}.stat-card.solid-blue{background:var(--grad-blue);color:#fff;border:none;box-shadow:0 10px 15px -3px #3b82f64d}.stat-card.solid-pink{background:var(--grad-magenta);color:#fff;border:none;box-shadow:0 10px 15px -3px #ec48994d}.stat-icon{display:none}.stat-info{flex:1;padding:12px 10px}.stat-label{opacity:.9;margin-bottom:8px;font-size:14px;font-weight:500}.stat-value{font-size:32px;font-weight:800;line-height:1.1}.stat-change{margin-top:4px;font-size:11.5px;font-weight:500}.stat-change.up{color:var(--color-success)}.stat-change.down{color:var(--color-danger)}.badge{white-space:nowrap;border-radius:100px;align-items:center;gap:4px;padding:3px 10px;font-size:11.5px;font-weight:600;display:inline-flex}.badge-success{background:var(--color-success-bg);color:#065f46}.badge-warning{background:var(--color-warning-bg);color:#92400e}.badge-danger{background:var(--color-danger-bg);color:#991b1b}.badge-info{background:var(--color-info-bg);color:#1e40af}.badge-gray{background:var(--gray-100);color:var(--gray-600)}.badge-primary{background:var(--primary-100);color:var(--primary-800)}.table-wrapper{overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:13.5px}.data-table thead th{background:var(--gray-50);color:var(--gray-500);text-transform:uppercase;letter-spacing:.06em;text-align:left;border-bottom:1px solid var(--gray-200);white-space:nowrap;padding:10px 16px;font-size:11px;font-weight:700}.data-table tbody td{border-bottom:1px solid var(--gray-100);color:var(--gray-700);vertical-align:middle;padding:13px 16px}.data-table tbody tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background:var(--gray-50)}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--gray-700);font-size:13px;font-weight:600}.form-control{border:1px solid var(--gray-300);border-radius:var(--border-radius-sm);color:var(--gray-800);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);background:#fff;width:100%;padding:9px 14px;font-size:13.5px}.form-control:focus{border-color:var(--primary-500);box-shadow:0 0 0 3px #3b82f626}.form-control::placeholder{color:var(--gray-400)}select.form-control{cursor:pointer}.form-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;display:grid}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;animation:fadeIn var(--transition-fast) ease;background:#00000073;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{border-radius:var(--border-radius-lg);box-shadow:var(--shadow-xl);width:100%;max-width:600px;max-height:90vh;animation:slideUp var(--transition-base) ease;background:#fff;overflow-y:auto}.modal-lg{max-width:800px}.modal-sm{max-width:420px}.modal-header{border-bottom:1px solid var(--gray-100);justify-content:space-between;align-items:center;padding:20px 24px 16px;display:flex}.modal-title{color:var(--gray-900);font-size:16px;font-weight:700}.modal-body{flex-direction:column;gap:16px;padding:20px 24px;display:flex}.modal-footer{border-top:1px solid var(--gray-100);justify-content:flex-end;align-items:center;gap:10px;padding:16px 24px;display:flex}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.page-title{color:var(--gray-900);font-size:22px;font-weight:800;line-height:1.2}.page-subtitle{color:var(--gray-400);margin-top:2px;font-size:13px}.page-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.tabs{border-bottom:2px solid var(--gray-200);gap:4px;margin-bottom:20px;display:flex}.tab{color:var(--gray-500);cursor:pointer;transition:all var(--transition-fast);border-radius:var(--border-radius-sm) var(--border-radius-sm) 0 0;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 18px;font-size:13.5px;font-weight:600}.tab:hover{color:var(--gray-700)}.tab.active{color:var(--primary-600);border-bottom-color:var(--primary-600)}.search-bar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.search-input-wrapper{flex:1;min-width:200px;max-width:360px;position:relative}.search-input-wrapper .search-icon{color:var(--gray-400);width:15px;height:15px;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-input{border:1px solid var(--gray-300);border-radius:var(--border-radius-sm);width:100%;transition:border-color var(--transition-fast);background:#fff;padding:9px 14px 9px 36px;font-size:13.5px}.search-input:focus{border-color:var(--primary-500);outline:none}.toggle-switch{cursor:pointer;flex-shrink:0;width:44px;height:24px;position:relative}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{background:var(--gray-300);transition:background var(--transition-fast);border-radius:100px;position:absolute;inset:0}.toggle-slider:before{content:"";width:18px;height:18px;transition:transform var(--transition-fast);background:#fff;border-radius:50%;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #0003}.toggle-switch input:checked+.toggle-slider{background:var(--primary-600)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.feature-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.feature-card{border:1px solid var(--gray-200);border-radius:var(--border-radius);transition:box-shadow var(--transition-fast);background:#fff;align-items:center;gap:16px;padding:18px 20px;display:flex}.feature-card:hover{box-shadow:var(--shadow-md)}.feature-card.enabled{border-left:3px solid var(--color-success)}.feature-card.disabled{border-left:3px solid var(--gray-300)}.feature-icon{border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:20px;display:flex}.feature-info{flex:1}.feature-name{color:var(--gray-800);font-size:14px;font-weight:600}.feature-desc{color:var(--gray-400);margin-top:2px;font-size:12px}.login-page{align-items:stretch;min-height:100vh;display:flex}.login-left{background:linear-gradient(145deg, var(--primary-900) 0%, var(--primary-700) 60%, var(--primary-500) 100%);flex-direction:column;flex:1;justify-content:center;padding:60px;display:flex;position:relative;overflow:hidden}.login-left:before{content:"";background:#ffffff0f;border-radius:50%;width:350px;height:350px;position:absolute;top:-80px;right:-80px}.login-left:after{content:"";background:#ffffff0a;border-radius:50%;width:280px;height:280px;position:absolute;bottom:-60px;left:-60px}.login-brand{z-index:1;align-items:center;gap:14px;margin-bottom:48px;display:flex;position:relative}.login-brand-icon{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;border-radius:14px;justify-content:center;align-items:center;width:52px;height:52px;font-size:24px;display:flex}.login-brand-name{color:#fff;font-size:28px;font-weight:800}.login-brand-tag{color:#fff9;font-size:12px}.login-hero-title{color:#fff;z-index:1;margin-bottom:16px;font-size:40px;font-weight:800;line-height:1.15;position:relative}.login-hero-sub{color:#ffffffb3;z-index:1;font-size:16px;line-height:1.6;position:relative}.login-features{z-index:1;flex-direction:column;gap:16px;margin-top:40px;display:flex;position:relative}.login-feature{color:#ffffffd9;align-items:center;gap:12px;font-size:14px;display:flex}.login-feature-dot{background:#ffffff26;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;display:flex}.login-right{background:#fff;flex-shrink:0;justify-content:center;align-items:center;width:460px;padding:48px;display:flex}.login-form-container{width:100%;max-width:380px}.login-form-title{color:var(--gray-900);margin-bottom:6px;font-size:24px;font-weight:800}.login-form-sub{color:var(--gray-400);margin-bottom:32px;font-size:14px}.login-form{flex-direction:column;gap:18px;display:flex}.login-demo-panel{background:var(--primary-50);border:1px solid var(--primary-200);border-radius:var(--border-radius-sm);margin-top:20px;padding:14px}.login-demo-title{color:var(--primary-700);text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px;font-size:12px;font-weight:700}.login-demo-item{cursor:pointer;transition:background var(--transition-fast);border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;display:flex}.login-demo-item:hover{background:var(--primary-100)}.login-demo-role{color:var(--primary-700);font-size:12px;font-weight:600}.login-demo-email{color:var(--gray-500);font-size:11px}.dashboard-grid{gap:20px;display:grid}.chart-card{border:1px solid var(--gray-200);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);background:#fff;overflow:hidden}.chart-header{border-bottom:1px solid var(--gray-100);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.chart-title{color:var(--gray-800);font-size:14px;font-weight:700}.chart-period{color:var(--gray-400);font-size:12px}.chart-body{padding:4px 4px 16px}.school-card{border:1px solid var(--gray-200);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-fast), transform var(--transition-fast);background:#fff;padding:20px}.school-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.school-card-header{align-items:center;gap:14px;margin-bottom:14px;display:flex}.school-avatar{color:#fff;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:20px;font-weight:700;display:flex}.school-name{color:var(--gray-900);font-size:15px;font-weight:700}.school-location{color:var(--gray-400);font-size:12px}.school-stats{grid-template-columns:1fr 1fr 1fr;gap:8px;margin-bottom:14px;display:grid}.school-stat{text-align:center;background:var(--gray-50);border-radius:8px;padding:8px}.school-stat-value{color:var(--gray-900);font-size:18px;font-weight:800}.school-stat-label{color:var(--gray-400);text-transform:uppercase;letter-spacing:.05em;font-size:10px}.plan-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;display:grid}.plan-card{border:2px solid var(--gray-200);border-radius:var(--border-radius-lg);text-align:center;transition:all var(--transition-base);background:#fff;padding:28px 24px}.plan-card:hover{border-color:var(--primary-400);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.plan-card.featured{border-color:var(--primary-500);background:var(--primary-50);position:relative}.plan-badge{background:var(--primary-600);color:#fff;letter-spacing:.04em;border-radius:100px;padding:4px 14px;font-size:11px;font-weight:700;position:absolute;top:-12px;left:50%;transform:translate(-50%)}.plan-name{color:var(--gray-900);margin-bottom:8px;font-size:18px;font-weight:800}.plan-price{color:var(--primary-700);font-size:42px;font-weight:800;line-height:1}.plan-period{color:var(--gray-400);margin-bottom:20px;font-size:14px}.plan-features{text-align:left;flex-direction:column;gap:8px;margin-bottom:24px;display:flex}.plan-feature{color:var(--gray-600);align-items:center;gap:8px;font-size:13.5px;display:flex}.plan-feature-check{color:var(--color-success)}.plan-feature-x{color:var(--gray-300)}.attendance-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;display:grid}.attendance-student-row{border:1px solid var(--gray-200);border-radius:var(--border-radius-sm);transition:box-shadow var(--transition-fast);background:#fff;align-items:center;gap:12px;padding:12px 16px;display:flex}.attendance-student-row:hover{box-shadow:var(--shadow-sm)}.att-btn-group{gap:4px;margin-left:auto;display:flex}.att-btn{cursor:pointer;transition:all var(--transition-fast);border:1px solid #0000;border-radius:6px;padding:4px 10px;font-size:11.5px;font-weight:600}.att-btn.present{background:var(--color-success-bg);color:#065f46;border-color:#a7f3d0}.att-btn.absent{background:var(--color-danger-bg);color:#991b1b;border-color:#fecaca}.att-btn.leave{background:var(--color-warning-bg);color:#92400e;border-color:#fde68a}.att-btn.active-present{background:var(--color-success);color:#fff}.att-btn.active-absent{background:var(--color-danger);color:#fff}.att-btn.active-leave{background:var(--color-warning);color:#fff}.invoice-preview{border:1px solid var(--gray-200);border-radius:var(--border-radius);background:#fff;padding:40px;font-size:13.5px}.invoice-header{justify-content:space-between;align-items:flex-start;margin-bottom:32px;display:flex}.invoice-brand{color:var(--primary-700);font-size:24px;font-weight:800}.invoice-school{color:var(--gray-400);margin-top:4px;font-size:12px}.invoice-meta{text-align:right}.invoice-num{color:var(--gray-900);font-size:20px;font-weight:700}.invoice-date{color:var(--gray-400);font-size:12px}.invoice-divider{border:none;border-top:2px solid var(--primary-600);margin:20px 0}.invoice-table{border-collapse:collapse;width:100%;margin-bottom:24px}.invoice-table thead th{background:var(--gray-50);color:var(--gray-500);text-align:left;padding:10px 12px;font-size:12px}.invoice-table tbody td{border-bottom:1px solid var(--gray-100);padding:10px 12px}.invoice-table tfoot td{padding:10px 12px;font-weight:700}.invoice-total-row{background:var(--primary-50)}.invoice-total-label{color:var(--primary-700)}.invoice-total-value{color:var(--primary-700);font-size:18px}.empty-state{text-align:center;color:var(--gray-400);flex-direction:column;justify-content:center;align-items:center;padding:60px 24px;display:flex}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state-title{color:var(--gray-600);margin-bottom:6px;font-size:16px;font-weight:600}.empty-state-sub{font-size:13px}.spinner{border:2px solid var(--gray-200);border-top-color:var(--primary-600);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}.spinner-lg{border-width:3px;width:40px;height:40px}.spinner-center{justify-content:center;align-items:center;padding:40px;display:flex}.timetable-grid{grid-template-columns:80px repeat(6,1fr);gap:8px;font-size:12.5px;display:grid}.tt-header{color:var(--gray-500);text-align:center;background:var(--gray-50);text-transform:uppercase;border-radius:8px;padding:8px;font-size:11px;font-weight:700}.tt-time{color:var(--gray-400);align-items:center;padding:4px 8px;font-size:11.5px;display:flex}.tt-cell{border-radius:8px;flex-direction:column;justify-content:center;min-height:64px;padding:8px 10px;font-size:12px;display:flex}.tt-cell-subject{color:var(--gray-800);font-weight:700}.tt-cell-teacher{color:var(--gray-400);margin-top:2px;font-size:11px}.notif-channel{flex-wrap:wrap;gap:10px;display:flex}.notif-channel-btn{border:2px solid var(--gray-200);border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-fast);background:#fff;align-items:center;gap:8px;padding:10px 16px;font-size:13px;font-weight:600;display:flex}.notif-channel-btn.active{border-color:var(--primary-500);background:var(--primary-50);color:var(--primary-700)}.reports-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;display:grid}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.flex{display:flex}.flex-col{flex-direction:column;display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:4px}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-20{gap:20px}.gap-24{gap:24px}.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}.mt-24{margin-top:24px}.mb-4{margin-bottom:4px}.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-20{margin-bottom:20px}.mb-24{margin-bottom:24px}.text-sm{font-size:12px}.text-base{font-size:14px}.text-lg{font-size:16px}.font-bold{font-weight:700}.font-medium{font-weight:500}.text-gray{color:var(--gray-500)}.text-muted{color:var(--gray-400)}.text-danger{color:var(--color-danger)}.text-success{color:var(--color-success)}.text-primary{color:var(--primary-600)}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.w-full{width:100%}.mobile-menu-btn{margin-right:8px;display:none}@media (width<=900px){.login-left{display:none}.login-right{width:100%}.sidebar{z-index:300;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.topbar{left:0}.mobile-menu-btn{display:flex}.stat-grid{grid-template-columns:repeat(2,1fr)}.page-body{padding:16px;padding-top:calc(var(--topbar-height) + 16px)}.sidebar-overlay{z-index:299;background:#00000080;position:fixed;inset:0}}@media (width<=600px){.stat-grid{grid-template-columns:1fr}.timetable-grid{grid-template-columns:60px repeat(3,1fr)}.plan-grid{grid-template-columns:1fr}}