:root {
            --sidebar-width: 260px;
            --sidebar-collapsed-width: 80px;
            --primary-color: #123F68;
            --accent-color: #36b9cc;
            --bg-color: #f8f9fc;
            --text-dark: #5a5c69;
            --card-blue: #4e73df;
            --transition-speed: 0.4s;
            --transition-curve: cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--bg-color);
            color: var(--text-dark);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        /* === DASHBOARD LAYOUT === */
        #dashboard-section {
            display: flex;
            min-height: 100vh;
            position: relative;
        }

        .sidebar {
            width: var(--sidebar-width);
            background-color: var(--primary-color);
            color: white;
            display: flex;
            flex-direction: column;
            position: fixed;
            height: 100vh;
            z-index: 1050;
            box-shadow: 4px 0 10px rgba(0, 0, 0, 0.1);
            transition: all var(--transition-speed) var(--transition-curve);
            overflow: hidden;
            white-space: nowrap;
        }

        .sidebar-brand {
            padding: 20px;
            font-size: 1.2rem;
            font-weight: 700;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: flex-start;
            height: 80px;
            transition: all var(--transition-speed) var(--transition-curve);
        }

        .brand-logo-bg {
            background: white;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 12px;
            min-width: 40px;
            padding: 4px;
            transition: margin var(--transition-speed);
        }

        .brand-logo-bg img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .brand-text,
        .nav-link-text,
        .logout-text {
            opacity: 1;
            transition: opacity 0.2s ease-in-out;
            transition-delay: 0.1s;
        }

        .nav-link-custom {
            padding: 12px 20px;
            cursor: pointer;
            transition: 0.3s;
            color: rgba(255, 255, 255, 0.75);
            text-decoration: none;
            display: flex;
            align-items: center;
            font-weight: 500;
            font-size: 0.875rem;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            background: rgba(255, 255, 255, 0.1);
            color: white;
            border-left: 5px solid var(--accent-color);
        }

        .nav-icon {
            width: 24px;
            text-align: center;
            margin-right: 10px;
            font-size: 1rem;
            min-width: 24px;
            transition: margin var(--transition-speed);
        }

        .sidebar-footer {
            padding: 20px;
            margin-top: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .sidebar-toggler {
            background: rgba(255, 255, 255, 0.15);
            border: none;
            color: white;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            cursor: pointer;
            margin-bottom: 20px;
            transition: 0.3s;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sidebar-toggler:hover {
            background: var(--accent-color);
            transform: scale(1.1);
        }

        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            padding: 25px 35px;
            width: calc(100% - var(--sidebar-width));
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            transition: margin-left var(--transition-speed) var(--transition-curve), width var(--transition-speed) var(--transition-curve);
        }

        .top-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 35px;
            background: white;
            padding: 10px 30px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
        }

        #mobile-toggle {
            font-size: 1.5rem;
            color: var(--primary-color);
            cursor: pointer;
            margin-right: 15px;
            display: none;
        }

        .user-dropdown-toggle {
            cursor: pointer;
            padding: 5px 10px;
            border-radius: 10px;
            transition: background 0.3s;
        }

        .user-dropdown-toggle:hover {
            background-color: #f1f3f9;
        }

        /* === MAP CONTAINER === */
        .map-wrapper {
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
            overflow: hidden;
        }

        .stats-bar {
            background: #ffffff;
            padding: 15px 20px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            border-bottom: 1px solid #e3e6f0;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
        }

        .stat-item {
            text-align: center;
            padding: 10px;
            background: var(--bg-color);
            border-radius: 8px;
            border: 1px solid #e3e6f0;
        }

        .stat-item .label {
            color: #858796;
            font-size: 0.65rem;
            text-transform: uppercase;
            margin-bottom: 5px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .stat-item .value {
            color: var(--primary-color);
            font-size: 1.5rem;
            font-weight: 700;
        }

        .stat-item[onclick]:hover {
            background: #f8f9fc;
            border-color: #4e73df;
            box-shadow: 0 2px 8px rgba(78, 115, 223, 0.15);
            transform: translateY(-2px);
            transition: all 0.2s;
        }

        #map {
            height: 70vh;
            width: 100%;
        }

        /* === MAP REFRESH BUTTON === */
        .map-refresh-btn {
            position: absolute;
            top: 10px;
            right: 10px;
            z-index: 1000;
            background: white;
            border: 2px solid rgba(0, 0, 0, 0.2);
            border-radius: 4px;
            padding: 5px;
            width: 34px;
            height: 34px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
            transition: all 0.2s;
        }

        .map-refresh-btn:hover {
            background: #f4f4f4;
            border-color: rgba(0, 0, 0, 0.3);
        }

        .map-refresh-btn:active {
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
        }

        .map-refresh-btn i {
            color: #333;
            font-size: 18px;
        }

        /* === CUSTOM MARKER POPUP === */
        .leaflet-popup-content-wrapper {
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
            padding: 0;
            font-family: 'Poppins', sans-serif;
        }

        .leaflet-popup-content {
            margin: 0;
            font-family: 'Poppins', sans-serif;
        }

        .popup-header {
            background: linear-gradient(135deg, var(--primary-color) 0%, #0a2540 100%);
            color: white;
            padding: 8px 12px;
            border-radius: 10px 10px 0 0;
        }

        .popup-header h3 {
            margin: 0;
            font-size: 0.85rem;
            font-weight: 700;
            font-family: 'Poppins', sans-serif;
        }

        .popup-status {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 12px;
            font-size: 0.6rem;
            font-weight: 600;
            margin-top: 4px;
        }

        .status-active {
            background: #10b981;
            color: white;
        }

        .status-inactive {
            background: #ef4444;
            color: white;
        }

        .popup-body {
            padding: 8px 10px;
            max-height: 350px;
            overflow-y: auto;
        }

        .sensor-list {
            display: flex;
            flex-direction: column;
            gap: 3px;
            width: 100%;
        }

        .sensor-item {
            display: grid;
            grid-template-columns: minmax(80px, auto) auto auto;
            column-gap: 12px;
            align-items: center;
            padding: 4px 8px;
            background: var(--bg-color);
            border-radius: 4px;
            border-left: 2px solid var(--primary-color);
        }

        .param-label {
            color: #858796;
            font-size: 0.65rem;
            text-transform: uppercase;
            font-weight: 700;
            font-family: 'Poppins', sans-serif;
            text-align: left;
        }

        .param-value {
            color: var(--primary-color);
            font-size: 0.8rem;
            font-weight: 700;
            font-family: 'Poppins', sans-serif;
            text-align: right;
            padding-right: 4px;
        }

        .param-unit {
            color: #aaa;
            font-size: 0.65rem;
            font-weight: 500;
            font-family: 'Poppins', sans-serif;
            min-width: 38px;
            text-align: left;
        }

        .no-data {
            text-align: center;
            padding: 20px;
            color: #9ca3af;
            font-style: italic;
            font-size: 0.85rem;
        }

        .last-update {
            margin-top: 6px;
            padding-top: 6px;
            border-top: 1px solid #e5e7eb;
            text-align: center;
            color: #9ca3af;
            font-size: 0.6rem;
        }

        .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 9999;
            display: none;
            align-items: center;
            justify-content: center;
        }

        .loading-overlay.active {
            display: flex;
        }

        .loading-content {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
            text-align: center;
        }

        .spinner {
            border: 4px solid #f3f3f3;
            border-top: 4px solid var(--primary-color);
            border-radius: 50%;
            width: 50px;
            height: 50px;
            animation: spin 1s linear infinite;
            margin: 0 auto 20px;
        }

        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        /* === RESPONSIVE === */
        @media (max-width: 992px) {
            .sidebar {
                transform: translateX(-100%);
            }

            .main-content {
                margin-left: 0;
                width: 100%;
                padding: 20px 15px;
            }

            #mobile-toggle {
                display: block;
            }

            .sidebar-toggler {
                display: none;
            }

            body.show-sidebar .sidebar {
                transform: translateX(0);
            }

            body.show-sidebar::after {
                content: '';
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.5);
                z-index: 1040;
            }

            .stats-bar {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .top-bar {
                padding: 15px 20px !important;
            }

            #page-title {
                font-size: 0.95rem;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                max-width: 150px;
            }

            #current-date {
                display: block !important;
                font-size: 0.75rem;
                margin-top: 5px;
            }

            #mobile-toggle {
                margin-right: 12px !important;
            }
        }

        @media (min-width: 993px) {
            body.sb-collapsed .sidebar {
                width: var(--sidebar-collapsed-width);
            }

            body.sb-collapsed .main-content {
                margin-left: var(--sidebar-collapsed-width);
                width: calc(100% - var(--sidebar-collapsed-width));
            }

            body.sb-collapsed .brand-text,
            body.sb-collapsed .nav-link-text,
            body.sb-collapsed .logout-text {
                opacity: 0;
                visibility: hidden;
                width: 0;
            }

            body.sb-collapsed .brand-logo-bg {
                margin-right: 0;
            }

            body.sb-collapsed .nav-link-custom {
                justify-content: center;
                padding: 12px 0;
            }

            body.sb-collapsed .nav-icon {
                margin: 0;
                font-size: 1rem;
            }
        }

        .hidden {
            display: none !important;
        }
        /* Tambahkan CSS ini agar transisi tidak kasar */
        #superuser-menu {
            transition: opacity 0.3s ease;
        }