/* ===== 设计变量 ===== */
        :root {
            --color-primary: #123B2D;
            --color-primary-light: #1F5A42;
            --color-accent: #DBA14B;
            --color-accent-light: #EBC27A;
            --color-bg: #F6F0E6;
            --color-surface: #FFFFFF;
            --color-ink: #18251F;
            --color-muted: #6E7D76;
            --color-line: #E7DDCE;
            --radius-card: 24px;
            --radius-xl: 32px;
            --shadow-card: 0 10px 30px rgba(18, 59, 45, 0.08);
            --shadow-hover: 0 24px 48px rgba(18, 59, 45, 0.18);
            --brand-gradient: linear-gradient(135deg, #123B2D 0%, #1F5A42 50%, #DBA14B 130%);
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background-color: var(--color-bg);
            color: var(--color-ink);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            display: block;
            object-fit: cover;
        }

        button,
        input,
        select {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

        /* ===== 容器 ===== */
        .container-app {
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 640px) {
            .container-app {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container-app {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* ===== 顶部品牌导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(246, 240, 230, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-line);
        }

        .nav-link {
            position: relative;
            font-weight: 500;
            padding: 0.5rem 0.75rem;
            border-radius: 9999px;
            color: var(--color-primary);
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .nav-link:hover {
            background: rgba(219, 161, 75, 0.15);
            color: var(--color-primary);
        }

        .nav-link.active {
            background: rgba(219, 161, 75, 0.25);
            color: var(--color-primary);
            font-weight: 600;
        }

        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: var(--color-surface);
            z-index: 60;
            padding: 2rem 1.5rem;
            transition: right 0.4s ease;
            box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        }

        .mobile-menu.open {
            right: 0;
        }

        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: 12px;
            color: var(--color-ink);
            font-weight: 500;
            border-bottom: 1px solid var(--color-line);
        }

        .mobile-menu a:hover {
            background: var(--color-bg);
            color: var(--color-primary);
        }

        /* ===== Pill 导航 ===== */
        .pill-nav {
            display: flex;
            gap: 0.75rem;
            overflow-x: auto;
            scrollbar-width: none;
            white-space: nowrap;
            padding: 0.25rem 0;
        }

        .pill-nav::-webkit-scrollbar {
            display: none;
        }

        .pill {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.4rem;
            border-radius: 9999px;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            color: var(--color-primary);
            font-size: 0.875rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .pill:hover {
            background: var(--color-bg);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .pill.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 6px 16px rgba(18, 59, 45, 0.3);
        }

        .pill::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        .pill.active::before {
            background: var(--color-accent-light);
        }

        /* ===== 区块通用 ===== */
        .section-block {
            padding: 4rem 0;
        }

        @media (min-width: 768px) {
            .section-block {
                padding: 5rem 0;
            }
        }

        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-ink);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 2.5rem;
            }
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 42rem;
            line-height: 1.8;
        }

        @media (min-width: 768px) {
            .section-subtitle {
                font-size: 1.125rem;
            }
        }

        /* ===== 卡片 ===== */
        .card-app {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(231, 221, 206, 0.6);
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            overflow: hidden;
        }

        .card-app:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: rgba(219, 161, 75, 0.4);
        }

        /* ===== 数据徽章 ===== */
        .data-badge {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            border-radius: 20px;
            padding: 1.5rem;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .data-badge::after {
            content: "";
            position: absolute;
            top: -30px;
            right: -30px;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(219, 161, 75, 0.2);
        }

        .data-badge .number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }

        @media (min-width: 768px) {
            .data-badge .number {
                font-size: 3rem;
            }
        }

        .data-badge .label {
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.9rem;
            margin-top: 0.25rem;
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
            color: var(--color-primary);
            font-weight: 600;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1rem;
            box-shadow: 0 8px 20px rgba(219, 161, 75, 0.35);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(219, 161, 75, 0.5);
            color: var(--color-primary);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-primary:focus,
        .btn-secondary:focus {
            outline: none;
            ring: 3px solid var(--color-accent);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: #fff;
            font-weight: 500;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1rem;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-3px);
            color: #fff;
        }

        .btn-secondary:active {
            transform: scale(0.96);
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-item {
            background: var(--color-surface);
            border-radius: 20px;
            border: 1px solid var(--color-line);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            padding: 1.25rem 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--color-ink);
            font-size: 1rem;
            transition: all 0.3s ease;
        }

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

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            flex-shrink: 0;
            font-size: 0.875rem;
            transition: all 0.3s ease;
        }

        .faq-item.active .faq-icon {
            background: var(--color-primary);
            color: var(--color-accent);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 1.5rem;
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 1.5rem 1.5rem;
        }

        /* ===== 券面卡片 ===== */
        .coupon-card {
            position: relative;
            border-radius: 20px;
            background: var(--color-surface);
            border: 1px dashed var(--color-accent);
            overflow: hidden;
            transition: all 0.4s ease;
        }

        .coupon-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--brand-gradient);
        }

        .coupon-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
            border-color: var(--color-accent);
        }

        .coupon-card .tag-area {
            padding: 1rem 1.5rem;
            border-bottom: 1px dashed var(--color-line);
        }

        .coupon-card .info-area {
            padding: 1.25rem 1.5rem 1.5rem;
        }

        /* ===== 图片遮罩 ===== */
        .img-mask {
            position: relative;
        }

        .img-mask::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(18, 59, 45, 0.7) 0%, transparent 60%);
        }

        .img-mask>img,
        .img-mask>.bg-cover {
            height: 100%;
            width: 100%;
            object-fit: cover;
        }

        /* ===== 动效 ===== */
        .media-card .cover-wrap {
            overflow: hidden;
            border-radius: 16px;
        }

        .media-card .cover-wrap img {
            transition: transform 0.5s ease;
        }

        .media-card:hover .cover-wrap img {
            transform: scale(1.06);
        }

        /* ===== Hero 矮横幅 ===== */
        .hero-banner {
            background-color: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            padding: 4rem 0 3rem;
            position: relative;
            border-bottom: 4px solid var(--color-accent);
        }

        .hero-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(18, 59, 45, 0.92) 0%, rgba(18, 59, 45, 0.65) 50%, rgba(18, 59, 45, 0.35) 100%);
        }

        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-banner .hero-tagline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(219, 161, 75, 0.25);
            color: var(--color-accent-light);
            padding: 0.4rem 1rem;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(219, 161, 75, 0.3);
        }

        .hero-banner .hero-title {
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -0.02em;
            max-width: 780px;
        }

        @media (min-width: 768px) {
            .hero-banner .hero-title {
                font-size: 3.75rem;
            }
        }

        .hero-banner .hero-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            max-width: 620px;
            line-height: 1.8;
        }

        @media (min-width: 768px) {
            .hero-banner .hero-desc {
                font-size: 1.125rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 3.5rem 0 2rem;
            margin-top: 3rem;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.3s;
        }

        .site-footer a:hover {
            color: var(--color-accent-light);
        }

        .site-footer .footer-border {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.25rem;
        }

        /* ===== 表单元素 ===== */
        .form-input {
            width: 100%;
            min-height: 48px;
            border-radius: 16px;
            border: 1px solid var(--color-line);
            background: var(--color-surface);
            padding: 0.75rem 1rem;
            font-size: 0.95rem;
            transition: all 0.3s;
            color: var(--color-ink);
        }

        .form-input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(219, 161, 75, 0.2);
        }

        /* ===== 通用链接 ===== */
        .link-muted {
            color: var(--color-muted);
            border-bottom: 1px solid transparent;
        }

        .link-muted:hover {
            color: var(--color-primary);
            border-bottom-color: var(--color-accent);
        }

        /* ===== 响应式修复 ===== */
        @media (max-width: 520px) {
            .hero-banner .hero-title {
                font-size: 1.9rem;
            }
            .section-block {
                padding: 2.5rem 0;
            }
            .data-badge .number {
                font-size: 2rem;
            }
        }

/* ===== 设计变量 ===== */
    :root {
        --color-primary: #123B2D;
        --color-primary-light: #1F5A42;
        --color-accent: #DBA14B;
        --color-accent-light: #EBC27A;
        --color-bg: #F6F0E6;
        --color-surface: #FFFFFF;
        --color-ink: #18251F;
        --color-muted: #6E7D76;
        --color-line: #E7DDCE;
        --radius-card: 24px;
        --radius-xl: 32px;
        --shadow-card: 0 10px 30px rgba(18, 59, 45, 0.08);
        --shadow-hover: 0 24px 48px rgba(18, 59, 45, 0.18);
        --brand-gradient: linear-gradient(135deg, #123B2D 0%, #1F5A42 50%, #DBA14B 130%);
    }

    /* ===== 基础重置 ===== */
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        background-color: var(--color-bg);
        color: var(--color-ink);
        line-height: 1.8;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
        margin: 0;
        padding: 0;
    }
    a {
        color: var(--color-primary);
        text-decoration: none;
        transition: color 0.3s ease;
    }
    a:hover {
        color: var(--color-accent);
    }
    img {
        max-width: 100%;
        display: block;
        object-fit: cover;
    }
    button,
    input,
    select {
        font-family: inherit;
        font-size: inherit;
        outline: none;
    }
    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        font-weight: 700;
        line-height: 1.3;
    }

    /* ===== 容器 ===== */
    .container-app {
        max-width: 80rem;
        margin: 0 auto;
        padding-left: 1rem;
        padding-right: 1rem;
    }
    @media (min-width: 640px) {
        .container-app {
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
    }
    @media (min-width: 1024px) {
        .container-app {
            padding-left: 2rem;
            padding-right: 2rem;
        }
    }

    /* ===== 顶部品牌导航 ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(246, 240, 230, 0.85);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--color-line);
    }
    .nav-link {
        position: relative;
        font-weight: 500;
        padding: 0.5rem 0.75rem;
        border-radius: 9999px;
        color: var(--color-primary);
        font-size: 0.9rem;
        transition: all 0.3s ease;
    }
    .nav-link:hover {
        background: rgba(219, 161, 75, 0.15);
        color: var(--color-primary);
    }
    .nav-link.active {
        background: rgba(219, 161, 75, 0.25);
        color: var(--color-primary);
        font-weight: 600;
    }
    .nav-link:focus-visible,
    .pill:focus-visible,
    .btn-focus:focus-visible {
        outline: 2px solid var(--color-accent);
        outline-offset: 2px;
        box-shadow: 0 0 0 4px rgba(219, 161, 75, 0.2);
    }
    .mobile-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-surface);
        z-index: 60;
        padding: 2rem 1.5rem;
        transition: right 0.4s ease;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    }
    .mobile-menu.open {
        right: 0;
    }
    .mobile-menu a {
        display: block;
        padding: 0.75rem 1rem;
        border-radius: 12px;
        color: var(--color-ink);
        font-weight: 500;
        border-bottom: 1px solid var(--color-line);
    }
    .mobile-menu a:hover {
        background: var(--color-bg);
        color: var(--color-primary);
    }
    .mobile-menu a.active {
        background: rgba(219, 161, 75, 0.2);
        color: var(--color-primary);
        font-weight: 600;
    }

    /* ===== Pill 导航 ===== */
    .pill-nav {
        display: flex;
        gap: 0.75rem;
        overflow-x: auto;
        scrollbar-width: none;
        white-space: nowrap;
        padding: 0.25rem 0;
        position: relative;
    }
    .pill-nav::-webkit-scrollbar {
        display: none;
    }
    .pill {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.6rem 1.4rem;
        border-radius: 9999px;
        background: var(--color-surface);
        border: 1px solid var(--color-line);
        color: var(--color-primary);
        font-size: 0.875rem;
        font-weight: 500;
        transition: all 0.3s ease;
        cursor: pointer;
        flex-shrink: 0;
    }
    .pill:hover {
        background: var(--color-bg);
        border-color: var(--color-accent);
        transform: translateY(-2px);
    }
    .pill.active {
        background: var(--color-primary);
        color: #fff;
        border-color: var(--color-primary);
        box-shadow: 0 6px 16px rgba(18, 59, 45, 0.3);
    }
    .pill::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--color-accent);
        flex-shrink: 0;
    }
    .pill.active::before {
        background: var(--color-accent-light);
    }

    /* ===== 卡片 ===== */
    .card-app {
        background: var(--color-surface);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        border: 1px solid rgba(231, 221, 206, 0.6);
        transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        overflow: hidden;
    }
    .card-app:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-6px);
        border-color: rgba(219, 161, 75, 0.4);
    }

    /* ===== 数据徽章 ===== */
    .data-badge {
        background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
        border-radius: 20px;
        padding: 1.5rem;
        color: #fff;
        position: relative;
        overflow: hidden;
    }
    .data-badge::after {
        content: "";
        position: absolute;
        top: -2rem;
        right: -2rem;
        width: 6rem;
        height: 6rem;
        border-radius: 50%;
        background: rgba(219, 161, 75, 0.15);
    }
    .data-badge .num {
        font-size: 2rem;
        font-weight: 800;
        color: var(--color-accent);
        line-height: 1.2;
    }

    /* ===== 区块通用 ===== */
    .section-block {
        padding: 4rem 0;
    }
    @media (min-width: 768px) {
        .section-block {
            padding: 5rem 0;
        }
    }
    .section-title {
        font-size: 1.875rem;
        font-weight: 700;
        color: var(--color-ink);
        line-height: 1.3;
        letter-spacing: -0.01em;
    }
    @media (min-width: 768px) {
        .section-title {
            font-size: 2.5rem;
        }
    }
    .section-subtitle {
        font-size: 1rem;
        color: var(--color-muted);
        max-width: 42rem;
        line-height: 1.8;
    }
    @media (min-width: 768px) {
        .section-subtitle {
            font-size: 1.125rem;
        }
    }

    /* ===== 文章正文排版 ===== */
    .article-content {
        font-size: 1.0625rem;
        line-height: 1.85;
        color: #2d3b35;
        word-break: break-word;
    }
    .article-content h1,
    .article-content h2,
    .article-content h3,
    .article-content h4,
    .article-content h5 {
        color: var(--color-primary);
        font-weight: 700;
        line-height: 1.4;
        margin-top: 2.25em;
        margin-bottom: 0.75em;
    }
    .article-content h1:first-child,
    .article-content h2:first-child,
    .article-content h3:first-child,
    .article-content p:first-child {
        margin-top: 0;
    }
    .article-content h2 {
        font-size: 1.75rem;
        border-bottom: 1px solid var(--color-line);
        padding-bottom: 0.5rem;
    }
    .article-content h3 {
        font-size: 1.375rem;
    }
    .article-content h4 {
        font-size: 1.125rem;
    }
    .article-content p {
        margin-bottom: 1.5em;
    }
    .article-content a {
        color: var(--color-accent);
        text-decoration: underline;
        text-underline-offset: 4px;
        text-decoration-color: rgba(219, 161, 75, 0.4);
    }
    .article-content a:hover {
        color: var(--color-primary);
        text-decoration-color: var(--color-primary);
    }
    .article-content img {
        width: 100%;
        max-width: 800px;
        height: auto;
        border-radius: var(--radius-card);
        margin: 2rem auto;
        box-shadow: var(--shadow-card);
        display: block;
    }
    .article-content figure {
        margin: 2rem 0;
    }
    .article-content figcaption {
        text-align: center;
        font-size: 0.875rem;
        color: var(--color-muted);
        margin-top: 0.75rem;
    }
    .article-content blockquote {
        border-left: 4px solid var(--color-accent);
        background: rgba(219, 161, 75, 0.08);
        padding: 1.25rem 1.5rem;
        border-radius: 0 16px 16px 0;
        margin: 2rem 0;
        color: var(--color-ink);
    }
    .article-content blockquote p {
        margin-bottom: 0.5rem;
    }
    .article-content blockquote p:last-child {
        margin-bottom: 0;
    }
    .article-content ul,
    .article-content ol {
        margin: 1.5rem 0;
        padding-left: 1.75rem;
    }
    .article-content ul {
        list-style: disc;
    }
    .article-content ol {
        list-style: decimal;
    }
    .article-content li {
        margin-bottom: 0.5rem;
    }
    .article-content li::marker {
        color: var(--color-accent);
    }
    .article-content hr {
        border: none;
        height: 1px;
        background: var(--color-line);
        margin: 2.5rem 0;
    }
    .article-content strong {
        color: var(--color-primary);
        font-weight: 600;
    }
    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 2rem 0;
        font-size: 0.9375rem;
        overflow-x: auto;
        display: block;
    }
    .article-content th,
    .article-content td {
        border: 1px solid var(--color-line);
        padding: 0.75rem 1rem;
        text-align: left;
    }
    .article-content th {
        background: rgba(18, 59, 45, 0.06);
        font-weight: 600;
        color: var(--color-primary);
    }
    @media (max-width: 520px) {
        .article-content {
            font-size: 1rem;
        }
        .article-content h2 {
            font-size: 1.4rem;
        }
        .article-content h3 {
            font-size: 1.2rem;
        }
        .article-content table {
            font-size: 0.8125rem;
        }
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: #0d2b20;
        color: rgba(255, 255, 255, 0.6);
        padding: 4rem 0 2rem;
        margin-top: 2rem;
    }
    .site-footer .container-app {
        max-width: 80rem;
    }
    .site-footer a {
        color: rgba(255, 255, 255, 0.6);
        transition: all 0.3s ease;
    }
    .site-footer a:hover {
        color: var(--color-accent);
        padding-left: 2px;
    }
    .footer-border {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 2rem;
        margin-top: 2rem;
    }

    /* ===== 按钮状态 ===== */
    .btn-primary {
        background: var(--color-accent);
        color: var(--color-primary);
        border-radius: 9999px;
        font-weight: 700;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 1rem 2rem;
        font-size: 0.9rem;
        transition: all 0.3s ease;
        border: none;
        cursor: pointer;
        box-shadow: 0 8px 24px rgba(219, 161, 75, 0.35);
    }
    .btn-primary:hover {
        background: var(--color-accent-light);
        transform: translateY(-3px);
        box-shadow: 0 12px 32px rgba(219, 161, 75, 0.45);
    }
    .btn-primary:active {
        transform: scale(0.96);
    }
    .btn-primary:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 3px;
    }
    .btn-ghost {
        background: rgba(255, 255, 255, 0.08);
        color: #fff;
        border: 1px solid rgba(255, 255, 255, 0.25);
        border-radius: 9999px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 1rem 2rem;
        font-size: 0.9rem;
        backdrop-filter: blur(8px);
        transition: all 0.3s ease;
        cursor: pointer;
    }
    .btn-ghost:hover {
        background: rgba(255, 255, 255, 0.18);
        transform: translateY(-3px);
    }
    .btn-ghost:active {
        transform: scale(0.96);
    }

    /* ===== 推荐卡片图片缩放 ===== */
    .rec-card {
        overflow: hidden;
    }
    .rec-card .rec-img {
        transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .rec-card:hover .rec-img {
        transform: scale(1.06);
    }

    /* ===== 滚动条 ===== */
    ::-webkit-scrollbar {
        width: 10px;
        height: 8px;
    }
    ::-webkit-scrollbar-track {
        background: var(--color-bg);
    }
    ::-webkit-scrollbar-thumb {
        background: rgba(18, 59, 45, 0.25);
        border-radius: 9999px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: rgba(18, 59, 45, 0.4);
    }

    /* ===== 移动端断点补充 ===== */
    @media (max-width: 768px) {
        .section-block {
            padding: 3.5rem 0;
        }
    }
    @media (max-width: 520px) {
        body {
            font-size: 15px;
        }
        .section-title {
            font-size: 1.5rem;
        }
        .pill {
            padding: 0.5rem 1.1rem;
            font-size: 0.8125rem;
        }
    }