@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary: #00E676;--primary-dark: #00C853;--primary-light: #69F0AE;--primary-alpha: rgba(0, 230, 118, .15);--bg: #111111;--bg-card: #1a1a1a;--bg-card-hover: #222222;--bg-surface: #252525;--bg-input: #1e1e1e;--text: #ffffff;--text-muted: #999999;--text-secondary: #cccccc;--border: #333333;--border-light: #444444;--danger: #ff5252;--danger-dark: #d32f2f;--warning: #FFB300;--success: #00E676;--info: #448AFF;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--sidebar-width: 260px;--header-height: 64px;--transition: .2s ease}html,body,#root{height:100%;width:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-light)}input,textarea,select,button{font-family:inherit;font-size:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}.app-layout{display:flex;height:100vh;overflow:hidden}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden}.page-content{flex:1;overflow-y:auto;padding:28px 32px}.sidebar{width:var(--sidebar-width);background:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh;flex-shrink:0}.sidebar-brand{padding:20px 20px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.sidebar-brand img{width:36px;height:auto}.sidebar-brand-text h2{font-size:15px;font-weight:700;letter-spacing:.02em;color:var(--text);line-height:1.2}.sidebar-brand-text span{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--primary);font-weight:600}.sidebar-nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.sidebar-section-label{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);padding:16px 12px 6px;font-weight:600}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition);border:none;background:none;width:100%;text-align:left}.sidebar-link:hover{background:var(--bg-card-hover);color:var(--text)}.sidebar-link.active{background:var(--primary-alpha);color:var(--primary)}.sidebar-link svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:16px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--radius-sm)}.sidebar-user-avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-alpha);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-info .name{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-info .role{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.header{height:var(--header-height);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:var(--bg-card);flex-shrink:0}.header-title{font-size:20px;font-weight:700}.header-actions{display:flex;align-items:center;gap:12px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:16px;font-weight:600}.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;display:flex;align-items:flex-start;gap:16px;transition:border-color var(--transition)}.stat-card:hover{border-color:var(--border-light)}.stat-card-icon{width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-card-icon.green{background:#00e6761f;color:var(--primary)}.stat-card-icon.blue{background:#448aff1f;color:var(--info)}.stat-card-icon.orange{background:#ffb3001f;color:var(--warning)}.stat-card-icon.red{background:#ff52521f;color:var(--danger)}.stat-card-value{font-size:28px;font-weight:800;line-height:1;margin-bottom:4px}.stat-card-label{font-size:13px;color:var(--text-muted);font-weight:500}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all var(--transition);white-space:nowrap}.btn-primary{background:var(--primary);color:#111;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}.btn-secondary{background:transparent;color:var(--text-secondary);border-color:var(--border)}.btn-secondary:hover{background:var(--bg-card-hover);color:var(--text);border-color:var(--border-light)}.btn-danger{background:transparent;color:var(--danger);border-color:var(--danger)}.btn-danger:hover{background:#ff52521a}.btn-sm{padding:6px 14px;font-size:13px}.btn-icon{padding:8px;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);border:1px solid var(--border);cursor:pointer;transition:all var(--transition);display:inline-flex;align-items:center;justify-content:center}.btn-icon:hover{background:var(--bg-card-hover);color:var(--text)}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.04em}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;transition:border-color var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}.form-input::placeholder{color:var(--text-muted)}.form-input[type=date]::-webkit-calendar-picker-indicator,.form-input[type=time]::-webkit-calendar-picker-indicator,.form-input[type=datetime-local]::-webkit-calendar-picker-indicator{filter:invert(1);cursor:pointer}.form-textarea{min-height:100px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}thead th{text-align:left;padding:12px 16px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap}tbody td{padding:14px 16px;font-size:14px;border-bottom:1px solid var(--border);color:var(--text-secondary)}tbody tr{transition:background var(--transition)}tbody tr:hover{background:var(--bg-card-hover)}tbody tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.badge-green{background:#00e6761f;color:var(--primary)}.badge-blue{background:#448aff1f;color:var(--info)}.badge-orange{background:#ffb3001f;color:var(--warning)}.badge-red{background:#ff52521f;color:var(--danger)}.badge-gray{background:#9999991f;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:540px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border)}.modal-header h3{font-size:18px;font-weight:700}.modal-body{padding:24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}.search-bar{display:flex;align-items:center;gap:10px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:0 14px;transition:border-color var(--transition)}.search-bar:focus-within{border-color:var(--primary)}.search-bar input{flex:1;padding:10px 0;background:transparent;border:none;color:var(--text);font-size:14px;outline:none}.search-bar input::placeholder{color:var(--text-muted)}.search-bar svg{color:var(--text-muted);width:18px;height:18px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:24px}.tab{padding:10px 20px;font-size:14px;font-weight:500;color:var(--text-muted);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;transition:all var(--transition)}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:20px}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:48px 40px;width:100%;max-width:420px;text-align:center}.login-logo{width:60px;height:auto;margin-bottom:16px}.login-card h1{font-size:22px;font-weight:800;margin-bottom:4px}.login-card .subtitle{font-size:12px;color:var(--primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:32px;font-weight:600}.login-card .form-group{text-align:left}.login-card .btn-primary{width:100%;padding:12px;font-size:15px;margin-top:8px}.login-error{background:#ff52521a;border:1px solid rgba(255,82,82,.3);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;text-align:left}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.4}.empty-state h3{font-size:16px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.empty-state p{font-size:14px;margin-bottom:20px}.loading-spinner{display:flex;align-items:center;justify-content:center;padding:60px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}.avatar-sm{width:28px;height:28px;font-size:11px}.avatar-lg{width:48px;height:48px;font-size:18px}.profile-header{display:flex;align-items:center;gap:20px;margin-bottom:28px}.profile-avatar{width:72px;height:72px;border-radius:50%;background:var(--primary-alpha);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800}.profile-info h2{font-size:24px;font-weight:700}.profile-meta{display:flex;gap:16px;margin-top:4px}.profile-meta span{font-size:13px;color:var(--text-muted);display:flex;align-items:center;gap:6px}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.calendar-header-cell{padding:8px;text-align:center;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}.calendar-cell{min-height:90px;padding:6px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);position:relative;display:flex;flex-direction:column}.calendar-cell:hover{border-color:var(--primary);background:var(--bg-card-hover)}.calendar-cell.today{border-color:var(--primary);background:var(--primary-alpha)}.calendar-cell.selected{border-color:var(--primary);background:#00e67614;box-shadow:inset 0 0 0 1px var(--primary)}.calendar-cell.other-month{opacity:.3}.calendar-day-number{font-size:13px;font-weight:600;margin-bottom:4px}.calendar-cell.today .calendar-day-number{background:var(--primary);color:#111;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px}.calendar-event{font-size:10px;padding:2px 5px;border-radius:4px;background:#00e67626;color:var(--primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px;font-weight:500;line-height:1.4}.calendar-event-more{font-size:10px;color:var(--text-muted);padding:0 4px;font-weight:500}.calendar-cell .event-dot{width:6px;height:6px;border-radius:50%;background:var(--primary);position:absolute;bottom:6px;left:50%;transform:translate(-50%)}.attendance-row{display:flex;align-items:center;gap:16px;padding:12px 16px;border-bottom:1px solid var(--border)}.attendance-row:last-child{border-bottom:none}.attendance-check{width:24px;height:24px;border-radius:6px;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition)}.attendance-check.checked{background:var(--primary);border-color:var(--primary);color:#111}@media(max-width:1024px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.stat-cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){:root{--sidebar-width: 0px}.sidebar{display:none}.page-content{padding:20px 16px}.header{padding:0 16px}.grid-2,.grid-3,.grid-4,.stat-cards,.form-row{grid-template-columns:1fr}}