/* ============================================================
           全局变量
           ============================================================ */
        :root {
            --primary-color: #003070;
            --primary-rgb: 0, 48, 112;
            --accent-color: #ff6600;
            --accent-rgb: 255, 102, 0;
        }
        
        /* ============================================================
           全局重置与基础样式
           ============================================================ */
        html {
            scroll-behavior: smooth;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-size: 16px;
            line-height: 1.55;
            -webkit-font-smoothing: antialiased;
            font-family: -apple-system, BlinkMacSystemFont, system-ui, 'Segoe UI', 'PingFang SC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            background-color: #f7f8f9;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button, input {
            font-family: inherit;
        }

        /* ============================================================
           容器
           ============================================================ */
        .container-max {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 10px;
        }
        @media (max-width: 768px) {
            .container-max {
                padding: 0 16px;
            }
        }
        
        /* ============================================================
           页面横幅 (Page Banner)
           ============================================================ */
        .page-banner {
            width: 100%;
            position: relative;
        }
        .page-banner img {
            width: 100%;
            height: auto;
            display: block;
        }
        .page-banner__overlay {
            position: absolute;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.22);
        }
        .page-banner__text {
            position: absolute;
            left: 0;
            top: 50%;
            width: 100%;
            transform: translateY(-50%);
            text-align: center;
            color: #fff;
            z-index: 2;
        }
        /* H1 和 span 统一样式 */
        .page-banner__text h1,
        .page-banner__title {
            font-size: 26px;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        @media (max-width: 768px) {
            .page-banner {
                display: none;
            }
        }

        /* ============================================================
           面包屑 (Breadcrumb)
           ============================================================ */
        .subpage-breadcrumb {
            background: #ffffff;
            border-radius: 5px;
            padding: 8px 22px;
            margin: 10px 0;
            font-size: 14px;
            color: #666;
        }
        .subpage-breadcrumb a {
            color: #666;
            transition: color 0.24s ease;
        }
        .subpage-breadcrumb a:hover {
            color: var(--primary-color);
        }
        .subpage-breadcrumb .sep {
            margin: 0 10px;
            color: #aaa;
        }
        .subpage-breadcrumb .breadcrumb-cur {
            color: #444;
        }
        
        /* ============================================================
           二级板块标题 (Section Heading)
           ============================================================ */
        .section-heading {
            margin-bottom: 44px;
        }
        .section-heading__title {
            font-size: 28px;
            font-weight: 700;
            color: #000;
            text-align: center;
            letter-spacing: 0.5px;
        }
        .section-heading__title .accent {
            color: var(--accent-color);
        }
        .section-heading__divider {
            width: 48px;
            height: 3px;
            background: var(--accent-color);
            margin: 14px auto 16px;
            border-radius: 2px;
        }
        .section-heading__desc {
            font-size: 15px;
            color: #666;
            text-align: center;
            max-width: 620px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-heading__arrow {
            display: none;
        }
        
        /* ============================================================
           Cookie 同意横幅 — 与内容区同宽，距底 15px，无圆角
           ============================================================ */
        .cookie-banner {
            position: fixed;
            bottom: 12px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 99999;
            max-width: 1400px;
            width: calc(100% - 48px);
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 18px 28px;
            border-radius: 0;
            box-shadow: 0 12px 48px rgba(0, 0, 0, 0.10), 0 2px 8px rgba(0, 0, 0, 0.04);
            display: none;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: all 0.3s ease;
        }
        .cookie-banner.show {
            display: flex;
        }

        .cookie-banner p {
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
            flex: 1;
            min-width: 180px;
            color: #2d2d3f;
        }

        .cookie-banner p a {
            color: var(--accent-color);
            text-decoration: underline;
            font-weight: 500;
            transition: color 0.2s ease;
        }
        .cookie-banner p a:hover {
            color: var(--primary-color);
        }

        .cookie-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .cookie-btn {
            padding: 10px 28px;
            border: none;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            border-radius: 8px;
            transition: all 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .cookie-btn.accept {
            background: var(--primary-color);
            color: #fff;
            box-shadow: 0 2px 12px rgba(var(--primary-rgb), 0.20);
        }
        .cookie-btn.accept:hover {
            background: #002255;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(var(--primary-rgb), 0.30);
        }

        .cookie-btn.decline {
            background: transparent;
            color: #888;
            border: 1px solid #e2e6ec;
        }
        .cookie-btn.decline:hover {
            background: rgba(0, 0, 0, 0.03);
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        /* ===== Cookie 横幅移动端适配 ===== */
        @media (max-width: 768px) {
            .cookie-banner {
                bottom: 15px;
                width: calc(100% - 32px);
                padding: 16px 20px;
                border-radius: 0;
                flex-direction: column;
                gap: 14px;
                text-align: center;
            }
            .cookie-banner p {
                font-size: 13px;
                min-width: unset;
            }
            .cookie-actions {
                width: 100%;
                justify-content: center;
                gap: 10px;
            }
            .cookie-btn {
                padding: 10px 20px;
                font-size: 13px;
                flex: 1;
                max-width: 140px;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .cookie-banner {
                bottom: 15px;
                width: calc(100% - 20px);
                padding: 14px 16px;
                border-radius: 0;
            }
            .cookie-banner p {
                font-size: 12px;
                line-height: 1.6;
            }
            .cookie-btn {
                padding: 8px 16px;
                font-size: 12px;
                max-width: 120px;
            }
        }