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1}.invoice-id{color:var(--text-secondary);font-size:.8rem}.invoice-right{align-items:center;display:flex;gap:16px}.invoice-amount{font-size:1.25rem;font-weight:600}.empty-state{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:48px 24px}.empty-state h3{margin-bottom:8px}.empty-state p{color:var(--text-secondary);margin-bottom:24px}.btn-sm{font-size:.85rem;padding:8px 16px}.loading-container{align-items:center;display:flex;justify-content:center;min-height:200px}.spinner{animation:spin .8s linear infinite;border:3px solid var(--border-color);border-top-color:var(--primary)}@media 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var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:16px}.booking-card.booking-approved{border-left-color:#22c55e}.booking-card.booking-pending{border-left-color:#f59e0b}.booking-card.booking-rejected{border-left-color:#ef4444}.booking-header{align-items:flex-start;display:flex;gap:12px;justify-content:space-between;margin-bottom:12px}.booking-title{color:var(--text-primary);font-size:1rem;font-weight:600;margin:0}.status-badge{white-space:nowrap}.status-approved{background:#22c55e26;color:#166534}.status-pending{background:#f59e0b26;color:#92400e}.status-rejected{background:#ef444426;color:#991b1b}.status-delete-pending{background:#9333ea26;color:#6b21a8}.booking-locked-notice{align-items:center;border-radius:var(--radius-sm);display:flex;font-size:.85rem;gap:8px;margin-top:12px;padding:10px}.booking-details{grid-gap:8px;display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.booking-detail{display:flex;font-size:.875rem;gap:8px}.detail-label{color:var(--text-secondary)}.detail-value{color:var(--text-primary);font-weight:500}.booking-rejection{background:#ef44441a;border-radius:var(--radius-sm);color:#991b1b;font-size:.85rem;margin-top:12px;padding:10px}.booking-actions{border-top:1px 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0}.climate-control-section{margin-bottom:32px}.climate-control-section h2{color:var(--text-primary);font-size:1.25rem;margin-bottom:16px}.climate-widget{background:var(--bg-card);border:2px solid #4caf50;border-radius:var(--radius-lg);box-shadow:0 2px 8px #4caf501a;padding:24px}.climate-widget-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:20px}.climate-widget-header h3{color:var(--text-primary);font-size:1.1rem;margin:0}.climate-loading{align-items:center;color:var(--text-secondary);display:flex;gap:12px;padding:20px 0}.climate-controls{display:flex;flex-direction:column;gap:24px}.temperature-control label{color:var(--text-primary);display:block;font-size:1rem;font-weight:600;margin-bottom:12px}.temperature-slider{background:linear-gradient(90deg,#2196f3,#4caf50,#ff9800,#f44336);cursor:pointer}.temperature-slider::-webkit-slider-thumb{border:2px solid #fff}.temperature-slider::-moz-range-thumb{border:2px solid #fff}.temp-range{color:var(--text-secondary);margin-top:8px}.occupancy-control label{color:var(--text-primary);margin-bottom:12px}.toggle-buttons{gap:12px}.btn-success{background:#4caf50;border:1px solid #4caf50}.btn-success:hover{background:#43a047}.btn-danger-outline{background:#ffebee;border:1px solid #ef5350;color:#c62828}.btn-danger-outline:hover{background:#ffcdd2}.climate-info{border-top:1px solid var(--border-color);color:var(--text-secondary);padding-top:16px}.climate-unavailable{background:var(--bg-secondary);border-radius:var(--radius-sm);color:var(--text-secondary);padding:20px;text-align:center}.page-header{align-items:center;display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;margin-bottom:24px}.page-header h1{font-size:1.75rem;font-weight:700;margin:0}.page-header .subtitle{color:var(--text-secondary);margin:4px 0 0}.connection-status{align-items:center;color:var(--text-secondary);display:flex;font-size:.85rem;gap:8px}.status-dot{background:var(--text-disabled);border-radius:50%;height:8px;width:8px}.status-dot.connected{background:var(--success)}.status-dot.disconnected{background:var(--error)}.status-dot.reconnecting{animation:pulse 1s infinite;background:var(--warning)}.status-dot.online{background:var(--success)}.status-dot.offline{background:var(--error)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.last-update{color:var(--text-disabled)}.dashboard-widgets{grid-gap:24px;display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.widget{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:24px}.widget-wide{grid-column:span 2}.widget-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:16px}.widget-header h2{font-size:1rem;font-weight:600;margin:0}.status-badge{align-items:center;border-radius:20px;display:inline-flex;font-weight:500;padding:4px 10px;text-transform:capitalize}.status-badge.active,.status-badge.available,.status-badge.healthy,.status-badge.online,.status-badge.paid,.status-badge.success{background:#4caf501a;color:var(--success)}.status-badge.pending,.status-badge.warning{background:#ff98001a;color:var(--warning)}.status-badge.error,.status-badge.maintenance,.status-badge.offline,.status-badge.overdue,.status-badge.suspended{background:#f443361a;color:var(--error)}.status-badge.info,.status-badge.occupied{background:#2196f31a;color:var(--info)}.role-badge{border-radius:20px;display:inline-flex;font-size:.75rem;font-weight:500;padding:4px 10px;text-transform:capitalize}.role-badge.admin{background:#9c27b01a;color:var(--secondary)}.role-badge.teacher{background:#2196f31a;color:var(--info)}.role-badge.student{background:#4caf501a;color:var(--success)}.type-badge{border-radius:20px;display:inline-flex;font-size:.75rem;font-weight:500;padding:4px 10px;text-transform:capitalize}.type-badge.camera{background:#2196f31a;color:var(--info)}.type-badge.climate{background:#ff98001a;color:var(--warning)}.type-badge.access{background:#9c27b01a;color:var(--secondary)}.server-list{display:flex;flex-direction:column;gap:12px}.server-item{align-items:center;background:var(--bg-secondary);border-radius:var(--radius-md);display:flex;gap:12px;padding:12px}.server-name{flex:1 1;font-weight:500}.server-uptime{color:var(--text-secondary);font-size:.85rem}.occupancy-display{padding:20px 0;text-align:center}.occupancy-count{color:var(--primary);display:block;font-size:4rem;font-weight:700;line-height:1}.occupancy-label{color:var(--text-secondary);font-size:.9rem}.climate-display{display:flex;gap:24px}.climate-item{background:var(--bg-secondary);border-radius:var(--radius-md);flex:1 1;padding:16px;text-align:center}.climate-value{color:var(--text-primary);display:block;font-size:2rem;font-weight:600}.climate-label{color:var(--text-secondary);font-size:.85rem}.revenue-display{display:flex;gap:24px}.revenue-item{background:var(--bg-secondary);border-radius:var(--radius-md);flex:1 1;padding:16px;text-align:center}.revenue-value{color:var(--success);display:block;font-size:1.5rem;font-weight:600}.revenue-label{color:var(--text-secondary);font-size:.85rem}.alerts-list{display:flex;flex-direction:column;gap:8px;max-height:300px;overflow-y:auto}.alert-item{align-items:center;background:var(--bg-secondary);border-left:3px solid 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