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var(--border);box-shadow:var(--card-shadow);background:#fff;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:20px;padding:20px;display:grid}.control-group{flex-direction:column;flex:1;display:flex}.table-responsive{overflow-x:auto}.table{border-collapse:collapse;width:100%}.bordered-table{border:1px solid var(--sidebar-light);border-radius:var(--card-radius);box-shadow:var(--card-shadow);background-color:#fff}.table thead{background:var(--light)}.table th{text-align:left;color:var(--dark);text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--border);padding:14px 16px;font-size:13px;font-weight:600}.table th.checkbox-cell,.table td.checkbox-cell{width:40px}.table th.checkbox-cell input,.table td.checkbox-cell input{cursor:pointer;transform:scale(1.2)}.table th.action-cell,.table td.action-cell{text-align:right}.table td{border-bottom:1px solid var(--border);padding:16px;font-size:14px}.table tbody 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0;font-size:32px}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.ml-1{margin-left:5px}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--text-light)}.text-small{font-size:11px}.text-medium{font-size:12px}.text-bigger{font-size:13px}.text-bold{font-weight:700}.text-italic{font-style:italic}.text-upper{text-transform:uppercase}.text-orange{color:var(--card-orange)}.text-red{color:var(--card-red)}.text-blue{color:var(--card-blue)}.text-purple{color:var(--card-purple)}.text-green{color:var(--card-green)}.text-pink{color:var(--card-pink)}.d-flex{display:flex}.flex-row{flex-direction:row}.flex-col{flex-direction:column}.flex-start{justify-content:flex-start}.flex-center{align-items:center}.flex-end{justify-content:flex-end}.justify-between{justify-content:space-between}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}.gap-10{gap:10px}@media (max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.active{transform:translate(0)}.main-content{margin-left:0}.menu-toggle{display:block}.search-box{display:none}.stats-grid,.form-row,.col-2,.col-3,.col-4{grid-template-columns:1fr}.tab-list{overflow-x:auto}.user-info{display:none}}.page{display:none}.page.active{display:block}.scroll-wrap{scrollbar-width:none;-ms-overflow-style:none;padding:6px;overflow-x:auto}.horizontal-scroll{gap:1rem;display:flex}.chart-placeholder{background:var(--light);height:300px;color:var(--text-light);border-radius:8px;justify-content:center;align-items:center;font-size:14px;display:flex}.file-upload{border:2px dashed var(--border);text-align:center;cursor:pointer;border-radius:8px;padding:40px 20px;transition:all .2s}.file-upload-inline{border:1px dashed var(--card-purple);border-radius:var(--card-radius);align-items:center;gap:20px;padding:5px;display:inline-flex}.file-upload-inline input[type=file]{display:none}.file-upload-inline 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#bfdbfe;border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:4px;height:100%;padding:8px;display:flex}.period-card{will-change:transform;background:#eff6ff;border:1px solid #dbeafe;border-radius:8px;flex-shrink:0;min-width:180px;padding:1rem;transition:transform .2s}.period-card:hover{transform:translateY(-2px)}.action-bar{border:1px solid var(--border);border-radius:var(--card-radius);box-shadow:var(--card-shadow);background:#fff;justify-content:space-between;align-items:center;margin-bottom:20px;padding:20px;display:flex}.stats{color:var(--card-blue);font-weight:700}.student-info{align-items:center;gap:12px;display:flex}.student-info .avatar{background:var(--muted-bg);border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}.leave-date-row{background:var(--muted-bg);color:#444;border-radius:8px;justify-content:space-between;padding:8px 12px;font-size:13px;font-weight:700;display:flex}.reason{color:#444;font-style:italic;line-height:1.5}.remarks{background:var(--sidebar-dark);color:#555;border-radius:8px;padding:8px 12px;font-size:14px}.event-info{flex-grow:1}.event-header{justify-content:space-between;align-items:flex-start;margin-bottom:4px;display:flex}.events-list{flex-direction:column;gap:1rem;display:flex}.event-card{border-radius:var(--card-radius);border:1px solid var(--sidebar-light);box-shadow:var(--card-shadow);background:#fff;align-items:flex-start;gap:1rem;padding:1rem;transition:transform .1s,box-shadow .1s;display:flex}.eventCard:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px #0000000d}.stops-header{text-transform:uppercase;color:#888;justify-content:space-between;align-items:center;margin-bottom:.75rem;font-size:.75rem;font-weight:700;display:flex}.stop-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.stop-item{background:var(--muted-bg);border:1px solid var(--border);border-radius:6px;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.9rem;display:flex}.stop-name{align-items:center;gap:6px;font-weight:700;display:flex}.meta-row{background:var(--muted-bg);border-radius:8px;justify-content:space-between;gap:10px;margin:15px 0;padding:10px 15px;display:flex}.total-row{background-color:var(--card-blue);color:#fff}.error-bg{background:var(--card-red-op)}.helpdesk-content-area{flex:1;gap:1.5rem;display:flex}.helpdesk-left-col{border-radius:var(--card-radius);width:420px;box-shadow:var(--card-shadow);background:#fff;flex-direction:column;display:flex;overflow:hidden}.ticket-list{flex-direction:column;flex:1;display:flex;overflow-y:auto}.ticket-card{border-bottom:1px solid var(--border);cursor:pointer;padding:1rem;transition:background .2s}.ticket-card:hover{background:var(--card-blue-op)}.ticket-active-card{background:var(--card-blue-op);border-left:4px solid var(--card-blue)}.ticket-active-card.ticket-card-CLOSED{background:var(--card-green-op);border-left:4px solid var(--card-green)}.ticket-card-header{justify-content:space-between;margin-bottom:4px;display:flex}.ticket-card-subject{color:var(--card-blue);white-space:nowrap;text-overflow:ellipsis;max-width:200px;font-size:14px;font-weight:700;overflow:hidden}.ticket-active-card.ticket-card-CLOSED .ticket-card-subject{color:var(--card-green)}.ticket-card-date{color:#888;font-size:.75rem}.ticket-student-name{color:#666;margin-bottom:4px;font-size:.85rem;display:block}.detail-box{border-radius:var(--card-radius);box-shadow:var(--card-shadow);background:#fff;flex-direction:column;flex:1;display:flex;overflow:hidden}.detail-header{border-bottom:1px solid var(--border);background:#fff;justify-content:space-between;align-items:flex-start;padding:1.5rem;display:flex}.detail-title{margin-bottom:5px}.detail-meta{color:#888;font-size:.9rem}.detail-header-actions{gap:10px;display:flex}.chat-area{background:var(--sidebar-dark);flex-direction:column;flex:1;gap:1rem;padding:1.5rem;display:flex;overflow-y:auto}.bubble{max-width:75%;box-shadow:var(--card-shadow-light);border-radius:12px;padding:12px 16px;font-size:.95rem;line-height:1.5;position:relative}.student-bubble{color:#444;background:#fff;border-bottom-left-radius:2px;align-self:flex-start}.admin-bubble{background:var(--card-blue);color:#fff;border-bottom-right-radius:2px;align-self:flex-end}.bubble-meta{opacity:.7;text-align:right;margin-top:4px;font-size:.7rem;display:block}.reply-footer{border-top:1px solid var(--border);background:#fff;gap:10px;padding:1rem;display:flex}.reply-input{border:1px solid var(--border);resize:none;border-radius:8px;outline:none;flex:1;padding:10px;font-family:inherit;font-size:.9rem}.reply-input:focus{box-shadow:var(--card-shadow-light)}.file-input-wrapper{text-align:center;cursor:pointer;background:#f8fafc;border:2px dashed #cbd5e1;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:8px;margin-bottom:1.5rem;padding:1.5rem;transition:all .2s;display:flex}.file-input-wrapper:hover{border-color:var(--card-blue);background:#eff6ff}.file-label{color:#888;font-size:.9rem;font-weight:600}.file-name{color:var(--card-green);background:#dcfce7;border-radius:4px;padding:4px 8px;font-size:.85rem;font-weight:700}.attachment-link{color:var(--card-blue);background:#eff6ff;border:1px solid #dbeafe;border-radius:6px;align-items:center;gap:5px;margin-top:10px;padding:6px 12px;font-size:.85rem;font-weight:600;text-decoration:none;display:inline-flex}.attachment-link:hover{background:#dbeafe}.form-grid{grid-template-columns:1fr;gap:1.25rem;display:grid}@media (min-width:768px){.form-grid{grid-template-columns:1fr 1fr}.full-width{grid-column:1/-1}}