body {
            font-family: 'Pretendard Variable', 'Pretendard', 'Inter', -apple-system, sans-serif;
            background: #FFFFFF;
            color: var(--color-ink);
        }

        .serif {
            font-family: 'Noto Serif KR', Georgia, serif;
        }



        /* Layout */
        .site-container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .site-container {
                padding: 0 16px;
            }
        }

        .section-gap {
            padding: 96px 0;
        }

        @media (max-width: 768px) {
            .section-gap {
                padding: 64px 0;
            }
        }

        .section-alt {
            background: #FAFAFA;
        }

        /* Cards ??minimal shadow, no border */
        .product-card {
            transition: all 0.15s ease;
            border-radius: var(--radius-lg);
            background: #fff;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }

        .product-card:hover {
            background: #FAFAFA;
        }

        .product-card:active {
            transform: scale(0.99);
        }

        /* Search */
        .search-input {
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
            border: 1.5px solid var(--color-border);
        }

        .search-input:focus {
            box-shadow: 0 0 0 3px rgba(47, 93, 80, 0.12);
            border-color: var(--color-green-deep);
            outline: none;
        }

        .search-tag {
            cursor: pointer;
            transition: all 0.15s ease;
        }

        .search-tag:hover {
            background: #E8F0ED;
            color: var(--color-green-deep);
        }

        /* Chips & Filters */
        .filter-chip {
            transition: all 0.15s ease;
            border-radius: 10px;
        }

        .filter-chip.active {
            background-color: var(--color-green-deep);
            color: white;
            border-color: var(--color-green-deep);
        }

        /* Skeleton */
        .skeleton {
            background: linear-gradient(90deg, #F1F5F9 25%, #E2E8F0 50%, #F1F5F9 75%);
            background-size: 200% 100%;
            animation: shimmer 1.5s infinite;
            border-radius: var(--radius-md);
        }

        @keyframes shimmer {
            0% {
                background-position: 200% 0
            }

            100% {
                background-position: -200% 0
            }
        }

        /* Compare bar */
        .compare-bar {
            transform: translateY(100%);
            transition: transform 0.3s ease;
        }

        .compare-bar.visible {
            transform: translateY(0);
        }

        /* Category buttons */
        .concern-btn {
            transition: all 0.15s ease;
            border: none;
            background: var(--color-bg-alt);
            border-radius: var(--radius-md);
        }

        .concern-btn:hover {
            background: #EBEBEB;
        }

        .concern-btn:active {
            transform: scale(0.97);
        }

        /* Expand categories button */
        .pl-expand-btn {
            display: block;
            width: 100%;
            margin-top: 16px;
            padding: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink-light, #52606D);
            background: var(--color-bg-alt, #F5F5F5);
            border: 1px solid var(--color-border, #E4E7EB);
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.2s;
        }
        .pl-expand-btn:hover {
            color: var(--color-green-deep, #2F5D50);
            border-color: var(--color-green-deep, #2F5D50);
            background: #F0F7F4;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 3px;
            height: 3px;
        }

        ::-webkit-scrollbar-thumb {
            background: #D1D5DB;
            border-radius: 4px;
        }

        .grade-pill {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 700;
            color: white;
        }

        .grade-a { color: #fff; background: linear-gradient(135deg, #10B981, #059669); }
        .grade-b { color: #fff; background: linear-gradient(135deg, #3B82F6, #2563EB); }
        .grade-c { color: #fff; background: linear-gradient(135deg, #F59E0B, #D97706); }
        .grade-d { color: #fff; background: linear-gradient(135deg, #EF4444, #DC2626); }
        .grade-f { color: #fff; background: #4B5563; }
        .grade-s { color: #fff; background: linear-gradient(135deg, #8B5CF6, #6D28D9); font-weight:800; border:none; }
        .grade-s::after { content: '👑'; margin-left: 2px; }

        /* Category Scroll (LNB) */
        .category-bar {
            background: #fff;
            border-bottom: 1px solid #E2E8F0;
            position: sticky;
            top: 60px; /* Below GNB */
            z-index: 40;
        }
        .category-scroll {
            display: flex;
            overflow-x: auto;
            gap: 8px;
            padding: 12px 16px;
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .category-scroll::-webkit-scrollbar { display: none; }
        .cat-tab {
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink-muted);
            background: #F8FAFC;
            border: 1px solid #E2E8F0;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.2s;
        }
        .cat-tab:hover {
            background: #F0FDF4;
            color: var(--color-green-deep);
            border-color: var(--color-green-deep);
        }
        .cat-tab--active {
            background: var(--color-green-deep);
            color: #fff;
            border-color: var(--color-green-deep);
        }

        /* Cross Domain CTA Banner */
        .cross-cta-banner {
            background: linear-gradient(135deg, #FDF4FF, #F3E8FF);
            border: 1px solid #E9D5FF;
            border-radius: 12px;
            padding: 16px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.2s;
        }
        .cross-cta-banner:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(139, 92, 246, 0.1);
        }
        .cross-cta-banner__icon {
            font-size: 24px;
            margin-right: 12px;
        }
        .cross-cta-banner__content {
            flex: 1;
        }
        .cross-cta-banner__title {
            font-size: 15px;
            font-weight: 700;
            color: #4C1D95;
            margin-bottom: 2px;
        }
        .cross-cta-banner__desc {
            font-size: 13px;
            color: #6D28D9;
        }
        .cross-cta-banner__action {
            font-size: 13px;
            font-weight: 700;
            color: #fff;
            background: #7C3AED;
            padding: 8px 16px;
            border-radius: 20px;
            white-space: nowrap;
        }

        /* Grade accessibility icons */
        .grade-s::before {
            content: '??;
        }

        .grade-a::before {
            content: '??;
        }

        .grade-b::before {
            content: '??;
        }

        .grade-c::before {
            content: '??;
        }

        .grade-d::before {
            content: '??;
        }

        .grade-f::before {
            content: '??;
        }

        .cta-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            color: white;
            background-color: var(--color-green-deep);
            border: none;
            transition: opacity 0.15s;
            text-decoration: none;
            cursor: pointer;
        }

        .cta-primary:hover {
            opacity: 0.9;
        }

        .cta-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-green-deep);
            background: transparent;
            border: none;
            transition: color 0.15s;
            text-decoration: none;
            cursor: pointer;
        }

        .cta-secondary:hover {
            color: #3D7A6A;
        }

        @media (max-width:768px) {

            .cta-primary,
            .cta-secondary {
                height: 44px;
                font-size: 15px;
            }
        }

        /* Metric tiles */
        .metric-tile {
            text-align: center;
            padding: 24px 16px;
        }

        .metric-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--color-ink);
            letter-spacing: -1px;
            line-height: 1;
        }

        .metric-label {
            font-size: 13px;
            color: var(--color-ink-light);
            margin-top: 8px;
            font-weight: 500;
        }

        /* Divider */
        .divider {
            height: 1px;
            background: #E5E7EB;
        }

        /* Autocomplete dropdown */
        .ac-dropdown {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            margin-top: 4px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
            border: 1px solid var(--color-border);
            z-index: var(--z-overlay);
            overflow: hidden;
            display: none;
            max-height: 420px;
            overflow-y: auto;
        }

        .ac-dropdown.visible {
            display: block;
            animation: fc-fadeIn 0.15s ease-out;
        }

        .ac-section {
            padding: 8px 0;
        }

        .ac-section:not(:last-child) {
            border-bottom: 1px solid #F1F5F9;
        }

        .ac-label {
            font-size: 10px;
            font-weight: 700;
            color: var(--color-ink-muted);
            padding: 4px 16px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .ac-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 16px;
            cursor: pointer;
            transition: background 0.1s;
        }

        .ac-item:hover,
        .ac-item.active,
        .ac-item:focus-visible {
            background: #F6FAF8;
            outline: 2px solid rgba(47,93,80,0.25);
            outline-offset: -2px;
        }

        .ac-item img {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .ac-item .ac-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: #F1F5F9;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
        }

        .ac-name {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-ink);
            flex: 1;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        @media (max-width: 640px) {
            .ac-dropdown {
                max-height: min(360px, calc(100vh - 180px));
                z-index: 120;
            }
            .ac-item {
                min-height: 48px;
            }
        }

        .ac-name mark {
            background: transparent;
            color: var(--color-green-deep);
            font-weight: 700;
        }

        .ac-meta {
            font-size: 11px;
            color: var(--color-ink-muted);
            flex-shrink: 0;
        }

        .ac-recent {
            padding: 12px 16px;
        }

        .ac-recent-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-alt);
            font-size: 12px;
            color: var(--color-ink-light);
            cursor: pointer;
            transition: background 0.1s;
        }

        .ac-recent-tag:hover {
            background: #E8F0ED;
            color: var(--color-green-deep);
        }

        /* Search highlight */
        .search-hl {
            background: rgba(47, 93, 80, 0.1);
            color: var(--color-green-deep);
            padding: 0 2px;
            border-radius: 2px;
            font-weight: 600;
        }