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


        :root {
            --primary: #1a6b4a;
            --primary-light: #e8f5ee;
            --primary-dark: #12503a;
            --primary-bg: #f0f7f4;
            --primary-bg-alt: #e6f2ec;
            --accent: #e8a838;
            --accent-light: #f5c966;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --text-secondary: #666666;
            --text-light: #999999;
            --white: #ffffff;
            --border: #e0e0e0;
            --border-light: #f0f0f0;
            --shadow-sm: 0 2px 8px rgba(26,107,74,0.08);
            --shadow-md: 0 4px 16px rgba(26,107,74,0.12);
            --shadow-lg: 0 8px 32px rgba(26,107,74,0.16);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-serif: 'Noto Serif SC', Georgia, serif;
        }
        


        /* ===== Hero ===== */
        .hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-dark) 100%);
            padding: 80px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 70%),
                        radial-gradient(ellipse at 70% 50%, rgba(232,168,56,0.06) 0%, transparent 60%);
            animation: heroGlow 20s ease-in-out infinite;
        }

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

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.15);
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: 24px;
            padding: 6px 20px;
            font-size: 1rem;
            color: rgba(255,255,255,0.9);
            margin-bottom: 24px;
            backdrop-filter: blur(8px);
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-size: 3rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .hero .subtitle {
            font-size: 1.25rem;
            color: rgba(255,255,255,0.85);
            font-weight: 300;
            margin-bottom: 32px;
        }

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

        .hero-tag {
            background: rgba(255,255,255,0.12);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 20px;
            padding: 8px 18px;
            font-size: 1.2rem;
            color: rgba(255,255,255,0.9);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 24px;
        }

        .section-alt {
            background: var(--primary-bg);
        }

        .section-inner {
            max-width: 1100px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-label {
            display: inline-block;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 3.25rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1.5rem;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 0 auto;
        }

        /* ===== 场景卡片 ===== */
        .scene-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px;
            margin-bottom: 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: box-shadow 0.3s, transform 0.3s;
        }

        .scene-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .scene-card-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
            padding-bottom: 20px;
            border-bottom: 2px solid var(--primary-bg);
        }

        .scene-card-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--white);
            flex-shrink: 0;
        }

        .scene-card-title {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .scene-card-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .scene-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scene-card h3 .num {
            background: var(--primary);
            color: var(--white);
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .scene-card p {
            margin-bottom: 12px;
            color: var(--text-body);
        }

        .logic-chain {
            background: var(--primary-bg);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 16px 0;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .logic-step {
            background: var(--white);
            border: 1px solid var(--primary);
            border-radius: 8px;
            padding: 8px 16px;
            font-size: 1.4rem;
            font-weight: 500;
            color: var(--primary-dark);
        }

        .logic-arrow {
            color: var(--primary);
            font-size: 1.4rem;
            font-weight: 700;
        }

        .product-rec {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 12px 0;
        }

        .product-rec-name {
            font-weight: 700;
            color: var(--primary-dark);
            font-size: 1.2rem;
            margin-bottom: 6px;
        }

        .product-rec-detail {
            font-size: 1.4rem;
            color: var(--text-secondary);
        }

        .product-rec-detail strong {
            color: var(--primary);
        }

        .note-box {
            background: #fff8e1;
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            padding: 16px 20px;
            margin: 16px 0;
            font-size: 1rem;
        }

        .note-box strong {
            color: #c47f17;
        }

        .data-highlight {
            background: linear-gradient(135deg, var(--primary-bg), var(--primary-bg-alt));
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin: 12px 0;
            font-size: 1.2rem;
            border: 1px solid rgba(26,107,74,0.12);
        }

        .data-highlight strong {
            color: var(--primary);
        }

        /* ===== 体质卡片网格 ===== */
        .body-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .body-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: box-shadow 0.3s, transform 0.3s;
        }

        .body-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .body-card-label {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            border-radius: 6px;
            padding: 4px 12px;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .body-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .body-card .formula-dir {
            font-size: 1.2rem;
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 16px;
        }

        .body-card p {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .product-mini {
            background: var(--primary-bg);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            margin: 8px 0;
        }

        .product-mini-name {
            font-weight: 700;
            color: var(--primary-dark);
            font-size: 1.2rem;
        }

        .product-mini-detail {
            font-size: 1.2rem;
            color: var(--text-secondary);
        }

        .allergy-ladder {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 12px 0;
            flex-wrap: wrap;
        }

        .ladder-step {
            background: var(--primary-bg);
            border: 1px solid var(--primary);
            border-radius: 8px;
            padding: 8px 14px;
            font-size: 1.2rem;
            font-weight: 500;
            text-align: center;
        }

        .ladder-step.severe {
            background: #fff3e0;
            border-color: #e8a838;
        }

        .ladder-step.extreme {
            background: #ffebee;
            border-color: #e53935;
        }

        .ladder-arrow {
            font-size: 1rem;
            color: var(--text-secondary);
        }

        /* ===== 转奶指南 ===== */
        .steps-container {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .step-item {
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }

        .step-number {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.25rem;
            font-weight: 900;
            flex-shrink: 0;
        }

        .step-content {
            flex: 1;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .step-content h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .step-content p {
            font-size: 1.2rem;
            color: var(--text-body);
            margin-bottom: 8px;
        }

        .transition-table {
            width: 100%;
            border-collapse: collapse;
            margin: 12px 0;
            font-size: 0.875rem;
        }

        .transition-table th {
            background: var(--primary);
            color: var(--white);
            padding: 10px 14px;
            text-align: left;
            font-weight: 500;
        }

        .transition-table td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--border-light);
        }

        .transition-table tr:nth-child(even) td {
            background: var(--primary-bg);
        }

        /* ===== 速查表 ===== */
        .lookup-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }

        .lookup-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 1.2rem;
            min-width: 800px;
        }

        .lookup-table thead th {
            background: var(--primary);
            color: var(--white);
            padding: 16px 18px;
            text-align: left;
            font-weight: 600;
            font-size: 1.2rem;
            white-space: nowrap;
        }

        .lookup-table tbody td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--border-light);
            vertical-align: top;
        }

        .lookup-table tbody tr:hover {
            background: var(--primary-bg);
        }

        .lookup-table .scene-tag {
            display: inline-block;
            background: var(--primary-bg);
            color: var(--primary-dark);
            border-radius: 6px;
            padding: 2px 10px;
            font-size: 1.2rem;
            font-weight: 600;
        }

        .lookup-table .price {
            color: var(--accent);
            font-weight: 700;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.2s;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            background: var(--white);
            border: none;
            padding: 20px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-family: var(--font-sans);
        }

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

        .faq-question .icon {
            font-size: 1.25rem;
            color: var(--primary);
            transition: transform 0.3s;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            font-size: 1.2rem;
            color: var(--text-body);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .container-newcolumn {max-width: 1200px;margin: 0 auto;padding: 0px 20px;}
        

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .body-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .topic-nav {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            .hero .subtitle {
                font-size: 1.0625rem;
            }
            .section {
                padding: 56px 16px;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .scene-card {
                padding: 24px;
            }
            .logic-chain {
                flex-direction: column;
                align-items: flex-start;
            }
            .logic-arrow {
                transform: rotate(90deg);
            }
            .navbar-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-sm);
            }
            .navbar-links.open {
                display: flex;
            }
            .navbar-mobile-btn {
                display: block;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .topic-nav {
                grid-template-columns: 1fr;
            }
            .step-item {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .step-content {
                text-align: left;
            }
        }