:root {
            /* Primary coral accent - WCAG AA compliant (4.5:1) */
            --primary-coral: #c24f35;
            --primary-coral-hover: #a84128;
            --primary-coral-light: #d9634a;
            --primary-coral-bg: rgba(194, 79, 53, 0.08);
            --primary-coral-shadow: rgba(194, 79, 53, 0.1);
            /* Semantic colors - WCAG AA compliant */
            --success-green: #0b7f59;
            --accent-orange: #a66907;
            --error-red: #dc2626;
            --warning-amber: #a66907;
            --info-blue: #2563eb;
            --neutral-50: #F9FAFB;
            --neutral-100: #F3F4F6;
            --neutral-200: #E5E7EB;
            --neutral-300: #D1D5DB;
            --neutral-400: #6b7280;
            --neutral-500: #6B7280;
            --neutral-600: #4B5563;
            --neutral-700: #374151;
            --neutral-800: #1F2937;
            --neutral-900: #111827;
            --sidebar-width: 260px;
            --sidebar-collapsed-width: 70px;
        }

        * {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

        body {
            background-color: var(--neutral-50);
            min-height: 100vh;
        }

        /* Sidebar Styles */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: white;
            border-right: 1px solid var(--neutral-200);
            z-index: 1000;
            transition: transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .sidebar-header {
            padding: 1.25rem 1.5rem;
            border-bottom: 1px solid var(--neutral-200);
        }

        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
        }

        .sidebar-brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            object-fit: contain;
        }

        .sidebar-brand-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--neutral-900);
        }

        .sidebar-nav {
            flex: 1;
            padding: 1rem 0;
            overflow-y: auto;
        }

        .nav-section {
            margin-bottom: 1.5rem;
        }

        .nav-section-title {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--neutral-400);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 0.5rem 1.5rem;
            margin: 0;
        }

        .sidebar-nav .nav-item {
            list-style: none;
        }

        .sidebar-nav .nav-link {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem 1.5rem;
            color: var(--neutral-600);
            text-decoration: none;
            font-size: 0.9375rem;
            font-weight: 500;
            transition: all 0.15s ease;
            border-left: 3px solid transparent;
        }

        .sidebar-nav .nav-link:hover {
            background-color: var(--neutral-50);
            color: var(--primary-coral);
        }

        .sidebar-nav .nav-link.active {
            background-color: var(--primary-coral-bg);
            color: var(--primary-coral);
            border-left-color: var(--primary-coral);
        }

        .sidebar-nav .nav-link i {
            font-size: 1.25rem;
            width: 1.5rem;
            text-align: center;
            flex-shrink: 0;
        }

        /* Sidebar Collapse Toggle */
        .sidebar-collapse-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            border: 1px solid var(--neutral-200);
            background: white;
            color: var(--neutral-500);
            cursor: pointer;
            transition: all 0.15s ease;
            position: absolute;
            right: -14px;
            top: 28px;
            z-index: 1001;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
        }

        .sidebar-collapse-toggle:hover {
            background: var(--neutral-100);
            color: var(--primary-coral);
            border-color: var(--neutral-300);
        }

        .sidebar-collapse-toggle i {
            font-size: 0.75rem;
            transition: transform 0.3s ease;
        }

        /* Collapsed Sidebar State */
        .sidebar.collapsed {
            width: var(--sidebar-collapsed-width);
        }

        .sidebar.collapsed .sidebar-brand-text {
            display: none;
        }

        .sidebar.collapsed .sidebar-header {
            padding: 1.25rem 0.75rem;
            display: flex;
            justify-content: center;
        }

        .sidebar.collapsed .sidebar-brand {
            justify-content: center;
        }

        .sidebar.collapsed .nav-section-title {
            font-size: 0;
            padding: 0.25rem 0;
            text-align: center;
        }

        .sidebar.collapsed .nav-section-title::after {
            content: '';
            display: block;
            width: 24px;
            height: 1px;
            background: var(--neutral-200);
            margin: 0 auto;
        }

        .sidebar.collapsed .sidebar-nav .nav-link {
            justify-content: center;
            padding: 0.75rem;
            gap: 0;
        }

        .sidebar.collapsed .sidebar-nav .nav-link span {
            display: none;
        }

        .sidebar.collapsed .sidebar-nav .nav-link .badge {
            display: none;
        }

        .sidebar.collapsed .sidebar-nav .nav-link i {
            font-size: 1.35rem;
        }

        .sidebar.collapsed .sidebar-nav .nav-link.active {
            border-left-color: transparent;
        }

        .sidebar.collapsed .sidebar-collapse-toggle i {
            transform: rotate(180deg);
        }

        .sidebar.collapsed + .main-wrapper {
            margin-left: var(--sidebar-collapsed-width);
        }

        /* Tooltip for collapsed sidebar nav items */
        .sidebar.collapsed .nav-link {
            position: relative;
        }

        .sidebar.collapsed .nav-link::after {
            content: attr(data-tooltip);
            position: absolute;
            left: calc(100% + 8px);
            top: 50%;
            transform: translateY(-50%);
            background: var(--neutral-800);
            color: white;
            padding: 0.35rem 0.75rem;
            border-radius: 6px;
            font-size: 0.8125rem;
            font-weight: 500;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.15s ease;
            z-index: 1002;
        }

        .sidebar.collapsed .nav-link:hover::after {
            opacity: 1;
        }

        /* Smooth transitions for collapse */
        .sidebar {
            transition: width 0.3s ease, transform 0.3s ease;
        }

        .main-wrapper {
            transition: margin-left 0.3s ease;
        }

        /* Main Content */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* Top Bar */
        .top-bar {
            background: white;
            border-bottom: 1px solid var(--neutral-200);
            padding: 0.75rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .top-bar-left {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .sidebar-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--neutral-600);
            cursor: pointer;
            padding: 0.25rem;
        }

        .search-box {
            position: relative;
        }

        .search-box input {
            background: var(--neutral-100);
            border: 1px solid var(--neutral-200);
            border-radius: 8px;
            padding: 0.5rem 1rem 0.5rem 2.5rem;
            width: 300px;
            font-size: 0.875rem;
            transition: all 0.15s ease;
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--primary-coral);
            box-shadow: 0 0 0 3px var(--primary-coral-shadow);
        }

        .search-box i {
            position: absolute;
            left: 0.875rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--neutral-400);
        }

        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .top-bar-btn {
            background: none;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--neutral-600);
            cursor: pointer;
            position: relative;
            transition: all 0.15s ease;
        }

        .top-bar-btn:hover {
            background: var(--neutral-100);
            color: var(--primary-coral);
        }

        .top-bar-btn i {
            font-size: 1.25rem;
        }

        .notification-badge {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 8px;
            height: 8px;
            background: var(--error-red);
            border-radius: 50%;
            border: 2px solid white;
        }

        .user-dropdown-toggle {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.375rem 0.75rem;
            background: none;
            border: 1px solid var(--neutral-200);
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.15s ease;
        }

        .user-dropdown-toggle:hover {
            border-color: var(--neutral-300);
            background: var(--neutral-50);
        }

        .user-avatar {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary-coral), var(--primary-coral-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 0.875rem;
        }

        .user-info {
            text-align: left;
        }

        .user-name {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--neutral-800);
        }

        .user-role {
            font-size: 0.75rem;
            color: var(--neutral-500);
        }

        /* Main Content Area */
        .main-content {
            flex: 1;
            padding: 1.5rem;
        }

        /* Footer */
        .main-footer {
            background: white;
            border-top: 1px solid var(--neutral-200);
            padding: 1rem 1.5rem;
            font-size: 0.875rem;
            color: var(--neutral-500);
        }

        .main-footer a {
            color: var(--neutral-600);
            text-decoration: none;
        }

        .main-footer a:hover {
            color: var(--primary-coral);
        }

        /* Language Selector */
        .lang-selector {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 0.75rem;
            border: 1px solid var(--neutral-200);
            border-radius: 6px;
            background: none;
            font-size: 0.875rem;
            color: var(--neutral-600);
            cursor: pointer;
        }

        /* Tablet Responsive — auto-collapse sidebar */
        @@media (max-width: 991.98px) and (min-width: 768px) {
            .sidebar-toggle {
                display: block;
            }

            .search-box input {
                width: 200px;
            }
        }

        /* Mobile Responsive — sidebar off-screen with overlay */
        @@media (max-width: 767.98px) {
            .sidebar {
                transform: translateX(-100%);
                width: var(--sidebar-width) !important;
            }

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

            .sidebar.collapsed {
                width: var(--sidebar-width) !important;
            }

            .sidebar.collapsed .sidebar-brand-text,
            .sidebar.collapsed .sidebar-nav .nav-link span,
            .sidebar.collapsed .sidebar-nav .nav-link .badge {
                display: initial;
            }

            .sidebar.collapsed .nav-section-title {
                font-size: 0.75rem;
                padding: 0.5rem 1.5rem;
            }

            .sidebar.collapsed .nav-section-title::after {
                display: none;
            }

            .sidebar.collapsed .sidebar-nav .nav-link {
                justify-content: flex-start;
                padding: 0.75rem 1.5rem;
                gap: 0.75rem;
            }

            .sidebar.collapsed .sidebar-header {
                padding: 1.25rem 1.5rem;
                justify-content: flex-start;
            }

            .main-wrapper {
                margin-left: 0 !important;
            }

            .sidebar-toggle {
                display: block;
            }

            .sidebar-collapse-toggle {
                display: none;
            }

            .search-box {
                display: none;
            }

            .user-info {
                display: none;
            }

            .sidebar-overlay {
                position: fixed;
                inset: 0;
                background: rgba(0, 0, 0, 0.5);
                z-index: 999;
                display: none;
            }

            .sidebar-overlay.show {
                display: block;
            }

            /* No tooltips on mobile */
            .sidebar.collapsed .nav-link::after {
                display: none;
            }
        }

        /* Cards */
        .card {
            border: 1px solid var(--neutral-200);
            border-radius: 12px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
        }

        /* Buttons */
        .btn-primary {
            background-color: var(--primary-coral);
            border-color: var(--primary-coral);
        }

        .btn-primary:hover {
            background-color: var(--primary-coral-hover);
            border-color: var(--primary-coral-hover);
        }

        .btn-success {
            background-color: var(--success-green);
            border-color: var(--success-green);
        }

        /* Toast Container */
        .toast-container {
            position: fixed;
            top: 1rem;
            right: 1rem;
            z-index: 1100;
        }

        /* Toast Styles */
        .toast {
            min-width: 280px;
            background: white;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            margin-bottom: 0.5rem;
        }

        .toast-header {
            border-radius: 8px 8px 0 0;
            padding: 0.75rem 1rem;
        }

        .toast-body {
            padding: 0.75rem 1rem;
        }

        .toast.toast-success .toast-header {
            background-color: #d1fae5;
            color: #065f46;
        }

        .toast.toast-error .toast-header {
            background-color: #fee2e2;
            color: #991b1b;
        }

        .toast.toast-warning .toast-header {
            background-color: #fef3c7;
            color: #92400e;
        }

        .toast.toast-info .toast-header {
            background-color: #dbeafe;
            color: #1e40af;
        }

        /* Button Loading State */
        .btn-loading {
            position: relative;
            pointer-events: none;
            opacity: 0.8;
        }

        .btn-loading .btn-text {
            visibility: hidden;
        }

        .btn-loading::after {
            content: '';
            position: absolute;
            width: 1rem;
            height: 1rem;
            top: 50%;
            left: 50%;
            margin-top: -0.5rem;
            margin-left: -0.5rem;
            border: 2px solid transparent;
            border-top-color: currentColor;
            border-radius: 50%;
            animation: btn-spinner 0.6s linear infinite;
        }

        @@keyframes btn-spinner {
            to { transform: rotate(360deg); }
        }

        /* Skip to Content Link - Accessibility */
        .skip-to-content {
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary-coral);
            color: white;
            padding: 0.75rem 1.5rem;
            border-radius: 0 0 8px 8px;
            z-index: 9999;
            transition: top 0.2s ease;
            text-decoration: none;
            font-weight: 600;
        }

        .skip-to-content:focus {
            top: 0;
            outline: 2px solid var(--accent-orange);
            outline-offset: 2px;
            color: white;
        }

        /* Skeleton Loading Styles */
        .skeleton {
            background: linear-gradient(90deg, var(--neutral-200) 25%, var(--neutral-100) 50%, var(--neutral-200) 75%);
            background-size: 200% 100%;
            animation: skeleton-loading 1.5s infinite;
            border-radius: 4px;
        }

        .skeleton-text {
            height: 1rem;
            margin-bottom: 0.5rem;
        }

        .skeleton-title {
            height: 1.5rem;
            margin-bottom: 0.75rem;
        }

        .skeleton-card {
            height: 120px;
            border-radius: 8px;
        }

        .skeleton-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
        }

        @@keyframes skeleton-loading {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        /* Bootstrap utility overrides for coral theme */
        .text-primary { color: var(--primary-coral) !important; }
        .bg-primary { background-color: var(--primary-coral) !important; }
        .bg-primary.bg-opacity-10 { background-color: var(--primary-coral-bg) !important; }
        .border-primary { border-color: var(--primary-coral) !important; }
        .btn-outline-primary { color: var(--primary-coral); border-color: var(--primary-coral); }
        .btn-outline-primary:hover { background-color: var(--primary-coral); border-color: var(--primary-coral); color: white; }
        .progress-bar.bg-primary { background-color: var(--primary-coral) !important; }
        a.text-primary:hover { color: var(--primary-coral-hover) !important; }