@charset "utf-8";
/* CSS Document */

        :root {
            --primary: #1a6b4a;
            --primary-light: #e8f5ee;
            --primary-dark: #0f4a32;
            --accent: #f59e0b;
            --bg: #f8faf9;
            --card-bg: #ffffff;
            --text: #1f2937;
            --text-secondary: #6b7280;
            --border: #e5e7eb;
            --danger: #ef4444;
            --warning: #f59e0b;
            --success: #10b981;
        }


        /* Hero区域 */
        .hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #2d8f63 100%);
            color: #fff;
            padding: 80px 20px 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
            animation: heroFloat 20s ease-in-out infinite;
        }

        @keyframes heroFloat {
            0%, 100% { transform: translate(0, 0); }
            50% { transform: translate(2%, 2%); }
        }

        .hero-content {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }

        .hero .subtitle {
            font-size: 18px;
            font-weight: 300;
            opacity: 0.92;
            margin-bottom: 24px;
        }

        .hero-badges {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero-badge {
            background: rgba(255,255,255,0.15);
            border: 1px solid rgba(255,255,255,0.25);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
        }


        /* 通用容器 */
        .container-newcolumn {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
.breadcrumb {font-size: 14px;/*margin-bottom: 24px;*/opacity: 0.85;}

        /* 通用板块 */
        .section {
            padding: 60px 0;
        }
.section.navigation{
            padding: 20px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
.section.navigation .section-header{margin-bottom: 10px;}

        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 12px;
            margin-bottom: 12px;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
.section.navigation .section-header h2{font-size: 20px;}
.section.navigation .section-header p{font-size: 12px;}
        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 680px;
            margin: 0 auto;
        }

        /* 卡片 */
        .card {
            background: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 28px;
            margin-bottom: 24px;
            transition: box-shadow 0.25s;
        }

        .card:hover {
            box-shadow: 0 4px 16px rgba(26,107,74,0.08);
        }

        .card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .card h3 .icon {
            font-size: 22px;
        }

        .card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin: 18px 0 10px;
        }

        .card p, .card li {
            font-size: 15px;
            color: var(--text);
            line-height: 1.85;
        }

        .card ul, .card ol {
            padding-left: 20px;
        }

        .card li {
            margin-bottom: 6px;
        }

        /* 时间线 */
        .timeline {
            position: relative;
            padding-left: 28px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--primary);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 20px;
            padding-left: 16px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--primary-light);
        }

        .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 2px;
        }

        .timeline-text {
            font-size: 15px;
            color: var(--text);
        }

        /* 表格 */
        .table-wrapper {
            overflow-x: auto;
            margin: 16px 0;
            border-radius: 8px;
            border: 1px solid var(--border);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        thead {
            background: var(--primary);
            color: #fff;
        }

        thead th {
            padding: 12px 14px;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
            font-size: 13px;
        }

        tbody td {
            padding: 11px 14px;
            border-bottom: 1px solid var(--border);
            vertical-align: top;
        }

        tbody tr:last-child td {
            border-bottom: none;
        }

        tbody tr:hover {
            background: var(--primary-light);
        }

        .tag-green {
            display: inline-block;
            background: #dcfce7;
            color: #166534;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
        }

        .tag-yellow {
            display: inline-block;
            background: #fef3c7;
            color: #92400e;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
        }

        .tag-red {
            display: inline-block;
            background: #fee2e2;
            color: #991b1b;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
        }

        .tag-blue {
            display: inline-block;
            background: #dbeafe;
            color: #1e40af;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
        }

        /* 重点突出 */
        .highlight-box {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }

        .highlight-box p {
            color: var(--primary-dark);
            font-weight: 500;
        }

        .warn-box {
            background: #fef3c7;
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }

        .warn-box p {
            color: #92400e;
            font-weight: 500;
        }

        .danger-box {
            background: #fee2e2;
            border-left: 4px solid var(--danger);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }

        .danger-box p {
            color: #991b1b;
            font-weight: 500;
        }

        /* 品牌卡片网格 */
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 24px;
        }

        .brand-card {
            background: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 24px;
            transition: box-shadow 0.25s, transform 0.2s;
        }

        .brand-card:hover {
            box-shadow: 0 6px 20px rgba(26,107,74,0.1);
            transform: translateY(-2px);
        }

        .brand-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
        }

        .brand-card-header h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0;
        }

        .brand-card-price {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
        }

        .brand-card-price small {
            font-size: 12px;
            font-weight: 400;
            color: var(--text-secondary);
        }

        .brand-specs {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
            margin-bottom: 14px;
        }

        .spec-item {
            background: var(--bg);
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 13px;
        }

        .spec-item .label {
            color: var(--text-secondary);
            font-size: 12px;
        }

        .spec-item .value {
            font-weight: 600;
            color: var(--text);
        }

        .brand-features {
            list-style: none;
            padding: 0;
        }

        .brand-features li {
            font-size: 14px;
            padding: 4px 0;
            padding-left: 18px;
            position: relative;
            color: var(--text);
        }

        .brand-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: 700;
        }

        .brand-note {
            background: #fef3c7;
            border-radius: 6px;
            padding: 10px 14px;
            margin-top: 12px;
            font-size: 13px;
            color: #92400e;
        }

        /* 步骤流程 */
        .steps {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin: 20px 0;
        }

        .step-item {
            flex: 1;
            min-width: 200px;
            background: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 24px 20px;
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }

        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 水解程度对比 */
        .hydro-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .hydro-card {
            background: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 24px;
            text-align: center;
        }

        .hydro-level {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 16px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .hydro-card:nth-child(1) .hydro-level {
            background: #fee2e2;
            color: #991b1b;
        }

        .hydro-card:nth-child(2) .hydro-level {
            background: #fef3c7;
            color: #92400e;
        }

        .hydro-card:nth-child(3) .hydro-level {
            background: #dbeafe;
            color: #1e40af;
        }

        .hydro-card h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .hydro-card .desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }

        .hydro-card ul {
            text-align: left;
            list-style: none;
            padding: 0;
        }

        .hydro-card ul li {
            font-size: 14px;
            padding: 5px 0;
            padding-left: 16px;
            position: relative;
        }

        .hydro-card ul li::before {
            content: '•';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: 700;
        }

        /* 添加剂红绿灯 */
        .traffic-light {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .traffic-group {
            border-radius: 10px;
            padding: 20px;
        }

        .traffic-green {
            background: #dcfce7;
            border: 1px solid #86efac;
        }

        .traffic-yellow {
            background: #fef3c7;
            border: 1px solid #fde68a;
        }

        .traffic-red {
            background: #fee2e2;
            border: 1px solid #fca5a5;
        }

        .traffic-group h4 {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .traffic-group p {
            font-size: 14px;
            color: var(--text);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: 10px;
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 15px;
            color: var(--text);
            transition: background 0.2s;
        }

        .faq-question:hover {
            background: var(--primary-light);
        }

        .faq-question .arrow {
            transition: transform 0.3s;
            font-size: 12px;
            color: var(--text-secondary);
        }

        .faq-question.active .arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        /* 导航区 */
        .topic-nav-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
            gap: 10px;
        }

        .topic-nav-item {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px;
            background: var(--card-bg);
            border-radius: 10px;
            border: 1px solid var(--border);
            text-decoration: none;
            color: var(--text);
            transition: all 0.2s;
        }

        .topic-nav-item:hover {
            border-color: var(--primary);
            box-shadow: 0 2px 10px rgba(26,107,74,0.08);
            transform: translateY(-1px);
            text-decoration: none;
        }

        .topic-nav-item .nav-icon {
            font-size: 18px;
        }

        .topic-nav-item .nav-text {
            font-size: 14px;
            font-weight: 500;
        }

        .topic-nav-item.current {
            border-color: var(--primary);
            background: var(--primary-light);
        }

        .topic-nav-item.current .nav-text {
            color: var(--primary);
            font-weight: 600;
        }


        /* 成分指标范围 */
        .range-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 14px;
        }

        .range-item {
            background: var(--bg);
            border-radius: 8px;
            padding: 14px 16px;
            border: 1px solid var(--border);
        }

        .range-item .ri-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
        }

        .range-item .ri-value {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
        }

        .range-item .ri-note {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        /* 趋势卡片 */
        .trend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 18px;
        }

        .trend-card {
            background: var(--card-bg);
            border-radius: 10px;
            border: 1px solid var(--border);
            padding: 20px;
            text-align: center;
            transition: box-shadow 0.2s;
        }

        .trend-card:hover {
            box-shadow: 0 4px 12px rgba(26,107,74,0.08);
        }

        .trend-icon {
            font-size: 32px;
            margin-bottom: 10px;
        }

        .trend-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .trend-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 转奶步骤 */
        .transition-flow {
            background: var(--primary-light);
            border-radius: 12px;
            padding: 24px;
            margin: 16px 0;
        }

        .transition-flow h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 12px;
        }

        .day-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .day-step {
            background: var(--card-bg);
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border);
        }

        .day-arrow {
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
        }

        /* HMO新品时间表 */
        .launch-table {
            margin-top: 20px;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero .subtitle {
                font-size: 15px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .brand-grid {
                grid-template-columns: 1fr;
            }

            .steps {
                flex-direction: column;
            }

            .hero-badges {
                gap: 8px;
            }

            .hero-badge {
                font-size: 12px;
                padding: 4px 12px;
            }

            table {
                font-size: 12px;
            }

            thead th, tbody td {
                padding: 8px 10px;
            }

            .brand-specs {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .hero {
                padding: 50px 16px 40px;
            }

            .hero h1 {
                font-size: 24px;
            }

            .card {
                padding: 18px;
            }

            .brand-card {
                padding: 18px;
            }
        }