/* roulang page: index */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 像素字体标题 */
        .font-pixel {
            font-family: var(--font-pixel);
            letter-spacing: 0.04em;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.55);
        }

        /* 品牌渐变文字 */
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }

        /* 品牌渐变背景 */
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }

        /* 硬阴影卡片 */
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        /* 云白反白卡片 */
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        /* 数据徽章 */
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }

        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }

        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        /* 主按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }

        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }

        .btn-primary:active {
            transform: translate(2px, 2px);
            box-shadow: var(--shadow-pixel-sm);
        }

        /* 次按钮 */
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            border: 2px solid rgba(245, 242, 233, 0.6);
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
            min-height: 44px;
        }

        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        /* 杂志刊头导航 */
        .masthead-nav {
            background-color: var(--ink-black-purple);
            border-bottom: 1px solid var(--border-soft);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 90;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .masthead-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .masthead-brand {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 4.5vw, 46px);
            color: var(--cloud-white);
            text-shadow: 3px 3px 0 rgba(58, 28, 90, 0.7);
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .masthead-divider {
            width: 1px;
            height: clamp(20px, 3vw, 32px);
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }

        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .masthead-nav-links::-webkit-scrollbar {
            display: none;
        }

        .masthead-nav-links a {
            font-size: 14px;
            color: var(--soft-purple-gray);
            padding: 6px 10px;
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background-color 0.2s ease;
            letter-spacing: 0.02em;
        }

        .masthead-nav-links a:hover {
            color: var(--cloud-white);
            background-color: rgba(184, 169, 212, 0.12);
        }

        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            border-bottom: 2px solid var(--amber-yellow);
            background-color: transparent;
        }

        .masthead-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--weak-purple-gray);
            letter-spacing: 0.08em;
            font-family: var(--font-pixel);
        }

        /* 移动端汉堡 */
        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 4px;
            width: 48px;
            height: 48px;
            border: 2px solid rgba(184, 169, 212, 0.4);
            border-radius: 8px;
            background-color: rgba(26, 16, 37, 0.7);
        }

        .hamburger-btn span {
            display: block;
            width: 6px;
            height: 6px;
            background-color: var(--amber-yellow);
            border-radius: 1px;
        }

        /* Hero 背景遮罩 */
        .hero-overlay {
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.72) 0%, rgba(199, 62, 123, 0.58) 50%, rgba(242, 163, 60, 0.5) 100%);
            position: absolute;
            inset: 0;
        }

        .scanlines {
            position: absolute;
            inset: 0;
            pointer-events: none;
            background: repeating-linear-gradient(0deg,
                    transparent,
                    transparent 3px,
                    rgba(245, 242, 233, 0.035) 3px,
                    rgba(245, 242, 233, 0.035) 4px);
            z-index: 2;
        }

        /* 像素装饰点阵 */
        .pixel-dot {
            width: 6px;
            height: 6px;
            background-color: var(--amber-yellow);
            display: inline-block;
            border-radius: 1px;
        }

        /* 时间线样式 */
        .timeline-node {
            width: 10px;
            height: 10px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
            flex-shrink: 0;
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
        }

        /* FAQ 样式 */
        .faq-item {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            overflow: hidden;
            transition: background-color 0.18s ease, border-color 0.18s ease;
        }

        .faq-item.active-faq {
            background-color: var(--cloud-white);
            border-color: rgba(26, 16, 37, 0.25);
        }

        .faq-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            width: 100%;
            padding: 16px 20px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--cloud-white);
            transition: color 0.18s ease;
            min-height: 52px;
        }

        .faq-item.active-faq .faq-toggle {
            color: var(--dark-purple-black);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--amber-yellow);
            transition: color 0.18s ease;
        }

        .faq-item.active-faq .faq-icon {
            color: var(--dark-purple-black);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.2s ease, padding 0.2s ease;
            padding: 0 20px;
        }

        .faq-item.active-faq .faq-content {
            max-height: 300px;
            padding: 0 20px 18px 20px;
            color: #3a3045;
            font-size: 15px;
            line-height: 1.8;
        }

        /* 表单 */
        .form-input {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--cloud-white);
            font-size: 15px;
            width: 100%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            min-height: 48px;
        }

        .form-input::placeholder {
            color: var(--weak-purple-gray);
            letter-spacing: 0.02em;
        }

        .form-input:focus {
            border-color: var(--amber-yellow);
            box-shadow: 3px 3px 0 rgba(255, 184, 0, 0.3);
            outline: none;
        }

        /* 画廊卡片 */
        .gallery-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .gallery-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        .gallery-card img {
            transition: filter 0.2s ease;
        }

        .gallery-card:hover img {
            filter: brightness(1.1);
        }

        /* 分区标签 */
        .section-tag {
            display: inline-block;
            font-family: var(--font-pixel);
            font-size: 13px;
            letter-spacing: 0.1em;
            color: var(--amber-yellow);
            border: 2px solid rgba(255, 184, 0, 0.45);
            padding: 4px 12px;
            border-radius: 6px;
            background-color: rgba(26, 16, 37, 0.5);
        }

        /* 响应式 */
        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .masthead-nav {
                padding: 12px 0;
            }

            .masthead-inner {
                gap: 10px;
            }

            .masthead-nav-links {
                width: 100%;
                order: 3;
                gap: 4px;
                padding-top: 8px;
                border-top: 1px solid rgba(184, 169, 212, 0.15);
            }

            .masthead-nav-links a {
                font-size: 13px;
                padding: 4px 8px;
            }

            .hamburger-btn {
                display: flex;
            }

            .masthead-meta {
                display: none;
            }

            .masthead-divider {
                height: 24px;
            }

            /* 移动端导航通道滚动 */
            .masthead-nav-links {
                display: flex;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }

            .masthead-nav-links::-webkit-scrollbar {
                display: none;
            }
        }

        @media (max-width: 1023px) {
            .hero-main {
                flex-direction: column;
            }

            .hero-left,
            .hero-right {
                width: 100% !important;
            }
        }

        @media (min-width: 768px) and (max-width: 1023px) {
            .grid-cols-2-md {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-cols-3-md {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 519px) {
            .masthead-brand {
                font-size: clamp(24px, 7vw, 32px);
            }

            .btn-primary {
                width: 100%;
                justify-content: center;
                padding: 12px 16px;
                font-size: 15px;
            }

            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 10px 16px;
            }

            .card-hardshadow,
            .card-cloudwhite {
                border-radius: 16px;
            }
        }

/* roulang page: category2 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }
        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }
        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }
        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 2px solid var(--cloud-white);
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 14px;
            letter-spacing: 0.06em;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
            min-height: 44px;
        }
        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }
        .font-pixel {
            font-family: var(--font-pixel);
        }
        .masthead-nav-links a {
            position: relative;
            font-size: 14px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.04em;
            white-space: nowrap;
            padding-bottom: 4px;
            transition: color 0.2s ease;
        }
        .masthead-nav-links a:hover {
            color: var(--cloud-white);
        }
        .masthead-nav-links a.active {
            color: var(--amber-yellow);
        }
        .masthead-nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
        }
        .pixel-dot {
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            display: inline-block;
            border-radius: 1px;
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
        }
        .pixel-corner {
            position: relative;
        }
        .pixel-corner::before,
        .pixel-corner::after {
            content: '';
            position: absolute;
            width: 16px;
            height: 16px;
            border: 2px solid var(--amber-yellow);
            opacity: 0.7;
        }
        .pixel-corner::before {
            top: -6px;
            left: -6px;
            border-right: none;
            border-bottom: none;
        }
        .pixel-corner::after {
            bottom: -6px;
            right: -6px;
            border-left: none;
            border-top: none;
        }
        .scanline-overlay {
            background-image: repeating-linear-gradient(0deg, rgba(245, 242, 233, 0.03) 0px, rgba(245, 242, 233, 0.03) 1px, transparent 1px, transparent 3px);
            pointer-events: none;
        }
        .business-grid-card-large {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
            border: 2px solid rgba(245, 242, 233, 0.35);
            border-radius: var(--radius-2xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            overflow: hidden;
            position: relative;
        }
        .business-grid-card-large:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-pixel-lg);
            border-color: var(--amber-yellow);
        }
        .business-grid-card-small {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            overflow: hidden;
            position: relative;
        }
        .business-grid-card-small:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .faq-item {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            transition: all 0.2s ease;
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: var(--amber-yellow);
            box-shadow: 4px 4px 0 rgba(26, 16, 37, 0.4);
        }
        .faq-item.open {
            background-color: var(--cloud-white);
            border-color: var(--amber-yellow);
            box-shadow: var(--shadow-pixel);
        }
        .faq-item .faq-title {
            color: var(--cloud-white);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.02em;
        }
        .faq-item.open .faq-title {
            color: var(--dark-purple-black);
        }
        .faq-item .faq-body {
            color: var(--soft-purple-gray);
            font-size: 15px;
            line-height: 1.8;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease, opacity 0.2s ease;
            opacity: 0;
            padding: 0 20px;
        }
        .faq-item.open .faq-body {
            max-height: 300px;
            opacity: 1;
            padding: 0 20px 20px;
            color: var(--dark-purple-black);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-pixel);
            font-size: 18px;
            color: var(--amber-yellow);
            flex-shrink: 0;
            border: 2px solid var(--amber-yellow);
            border-radius: 6px;
            background-color: rgba(26, 16, 37, 0.4);
            transition: all 0.2s ease;
        }
        .faq-item.open .faq-icon {
            color: var(--dark-purple-black);
            background-color: var(--amber-yellow);
            border-color: var(--dark-purple-black);
        }
        .hero-bg {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 42vh;
            display: flex;
            align-items: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.82) 0%, rgba(199, 62, 123, 0.62) 52%, rgba(242, 163, 60, 0.45) 100%);
        }
        .footer-gradient-border {
            border-top: 2px solid transparent;
            border-image: linear-gradient(135deg, #3A1C5A, #C73E7B, #F2A33C) 1;
        }
        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-bg {
                min-height: 38vh;
            }
            .business-grid-card-large,
            .business-grid-card-small {
                border-radius: var(--radius-lg);
            }
            .masthead-nav-links {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }
            .masthead-nav-links::-webkit-scrollbar {
                display: none;
            }
        }
        @media (min-width: 768px) and (max-width: 1023px) {
            .business-grid-card-large {
                grid-column: span 7;
            }
            .business-grid-card-small {
                grid-column: span 5;
            }
        }

/* roulang page: category1 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }

        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }

        .font-pixel {
            font-family: var(--font-pixel);
        }

        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }

        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }

        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }

        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            border: 2px solid var(--cloud-white);
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
            min-height: 44px;
        }

        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
        }

        .masthead-nav-links a {
            font-family: var(--font-body);
            font-size: 14px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.04em;
            padding: 6px 10px;
            border-radius: 4px;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
            white-space: nowrap;
        }

        .masthead-nav-links a:hover {
            color: var(--cloud-white);
            background-color: rgba(245, 242, 233, 0.05);
        }

        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            border-bottom: 2px solid var(--amber-yellow);
            border-radius: 0;
        }

        .divider-vertical {
            width: 1px;
            height: 40px;
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }

        .magazine-rule {
            height: 1px;
            background-color: rgba(184, 169, 212, 0.25);
            border: none;
            margin: 0;
        }

        .pixel-corner {
            position: relative;
        }

        .pixel-corner::before,
        .pixel-corner::after {
            content: '';
            position: absolute;
            width: 12px;
            height: 12px;
            border-color: var(--amber-yellow);
            border-style: solid;
            border-width: 0;
            pointer-events: none;
            z-index: 2;
        }

        .pixel-corner::before {
            top: -3px;
            left: -3px;
            border-top-width: 2px;
            border-left-width: 2px;
        }

        .pixel-corner::after {
            bottom: -3px;
            right: -3px;
            border-bottom-width: 2px;
            border-right-width: 2px;
        }

        .magazine-list-item {
            display: grid;
            grid-template-columns: 200px 1fr 110px;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px dashed rgba(184, 169, 212, 0.25);
            transition: background-color 0.2s ease;
        }

        .magazine-list-item:last-child {
            border-bottom: none;
        }

        .magazine-list-item:hover {
            background-color: rgba(44, 31, 66, 0.5);
            border-radius: 8px;
        }

        .date-badge-mag {
            font-family: var(--font-pixel);
            font-size: 12px;
            background-color: var(--dark-purple-black);
            border: 1px solid rgba(184, 169, 212, 0.3);
            border-radius: 8px;
            padding: 8px 12px;
            color: var(--soft-purple-gray);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            min-width: 100px;
        }

        .date-badge-mag .mag-day {
            font-size: 22px;
            color: var(--amber-yellow);
            line-height: 1.2;
        }

        .faq-item {
            background-color: var(--mid-purple-gray);
            border: 2px solid rgba(184, 169, 212, 0.25);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
            overflow: hidden;
        }

        .faq-item.open {
            background-color: var(--cloud-white);
            border-color: rgba(26, 16, 37, 0.2);
        }

        .faq-item.open .faq-question {
            color: var(--dark-purple-black);
        }

        .faq-item.open .faq-answer {
            color: var(--mid-purple-gray);
            display: block;
        }

        .faq-item.open .faq-icon {
            color: var(--dark-purple-black);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--cloud-white);
            user-select: none;
        }

        .faq-answer {
            display: none;
            padding: 0 20px 18px 20px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--mid-purple-gray);
        }

        .faq-icon {
            font-family: var(--font-pixel);
            font-size: 20px;
            color: var(--amber-yellow);
            flex-shrink: 0;
        }

        .testimonial-card {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-2xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            padding: 24px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        .testimonial-card .quote-mark {
            font-family: var(--font-pixel);
            font-size: 48px;
            line-height: 1;
            color: var(--brand-magenta);
            display: block;
            margin-bottom: 8px;
        }

        .partner-tag {
            display: inline-block;
            background-color: rgba(44, 31, 66, 0.7);
            border: 2px solid rgba(61, 220, 151, 0.3);
            border-radius: 8px;
            padding: 8px 16px;
            font-size: 14px;
            color: var(--cloud-white);
            text-align: center;
            transition: border-color 0.2s ease, background-color 0.2s ease;
        }

        .partner-tag:hover {
            border-color: var(--amber-yellow);
            background-color: rgba(44, 31, 66, 0.9);
        }

        .partner-tag .tag-desc {
            display: block;
            font-size: 12px;
            color: var(--soft-purple-gray);
            margin-top: 4px;
            line-height: 1.5;
        }

        .scanlines::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(26, 16, 37, 0.03) 3px, rgba(26, 16, 37, 0.03) 6px);
            pointer-events: none;
            z-index: 1;
        }

        .nav-scroll-mobile {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-scroll-mobile::-webkit-scrollbar {
            display: none;
        }

        .hamburger-btn {
            display: none;
            background-color: transparent;
            border: 2px solid rgba(184, 169, 212, 0.4);
            border-radius: 6px;
            padding: 8px;
            flex-shrink: 0;
        }

        .hamburger-btn .bar {
            display: block;
            width: 20px;
            height: 3px;
            background-color: var(--cloud-white);
            margin: 4px 0;
            border-radius: 1px;
        }

        @media (max-width: 768px) {
            .hamburger-btn {
                display: block;
            }
            .masthead-nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 4px;
                padding-top: 12px;
            }
            .masthead-nav-links.open {
                display: flex;
            }
            .masthead-nav-links a {
                display: block;
                padding: 10px 12px;
                border-bottom: 1px solid rgba(184, 169, 212, 0.15);
            }
            .masthead-nav-links a.active {
                border-bottom: 2px solid var(--amber-yellow);
                border-radius: 0;
                background-color: rgba(255, 184, 0, 0.08);
            }
            .magazine-list-item {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 16px 0;
            }
            .magazine-list-item .mag-thumb {
                width: 100%;
                aspect-ratio: 16/9;
                object-fit: cover;
                border-radius: 12px;
            }
            .date-badge-mag {
                flex-direction: row;
                min-width: auto;
                justify-content: flex-start;
                gap: 12px;
                padding: 8px 14px;
            }
            .date-badge-mag .mag-day {
                font-size: 18px;
            }
            .divider-vertical {
                height: 24px;
                width: 1px;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .magazine-list-item {
                grid-template-columns: 140px 1fr 90px;
                gap: 16px;
            }
            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        @media (max-width: 640px) {
            .data-badge .badge-number {
                font-size: 24px;
            }
            .btn-primary {
                width: 100%;
                font-size: 14px;
                padding: 10px 20px;
            }
            .btn-secondary {
                width: 100%;
                font-size: 14px;
                padding: 8px 16px;
            }
            .testimonial-card {
                padding: 18px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 16px 14px 16px;
                font-size: 14px;
            }
        }

/* roulang page: category4 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 品牌渐变文字 */
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }

        /* 品牌渐变背景 */
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }

        /* 硬阴影卡片 */
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        /* 云白反白卡片 */
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        /* 数据徽章 */
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }
        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }
        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        /* 主按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }
        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }

        /* 次按钮 */
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: 2px solid rgba(184, 169, 212, 0.5);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
            min-height: 44px;
        }
        .btn-outline:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            transform: translate(-2px, -2px);
        }

        /* 杂志刊头导航 */
        .masthead-header {
            background-color: var(--ink-black-purple);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 16px 0;
        }
        .masthead-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .masthead-brand {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 5vw, 48px);
            color: var(--cloud-white);
            text-shadow: 3px 3px 0 rgba(58, 28, 90, 0.7);
            letter-spacing: 0.03em;
            line-height: 1.1;
            white-space: nowrap;
        }
        .masthead-divider {
            width: 1px;
            height: 36px;
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }
        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            margin-left: auto;
        }
        .masthead-nav-links a {
            font-size: 14px;
            color: var(--soft-purple-gray);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
            white-space: nowrap;
        }
        .masthead-nav-links a:hover {
            color: var(--cloud-white);
            background-color: rgba(245, 242, 233, 0.06);
        }
        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            font-weight: 600;
            border-bottom: 2px solid var(--amber-yellow);
            border-radius: 0;
        }
        .masthead-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--weak-purple-gray);
            font-family: var(--font-pixel);
        }

        /* 汉堡按钮 */
        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 6px;
            padding: 8px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--border-soft);
            background-color: transparent;
            cursor: pointer;
            transition: border-color 0.2s ease;
        }
        .hamburger-btn .hamburger-dot {
            width: 28px;
            height: 4px;
            background-color: var(--cloud-white);
            border-radius: 2px;
            transition: background-color 0.2s ease;
        }
        .hamburger-btn:hover {
            border-color: var(--amber-yellow);
        }

        /* 移动端频道条 */
        .mobile-nav-strip {
            display: none;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 8px 0 4px;
            border-top: 1px solid var(--border-soft);
            margin-top: 8px;
        }
        .mobile-nav-strip::-webkit-scrollbar {
            display: none;
        }
        .mobile-nav-strip .strip-inner {
            display: flex;
            gap: 8px;
            padding: 0 16px;
            min-width: max-content;
        }
        .mobile-nav-strip a {
            font-size: 13px;
            color: var(--soft-purple-gray);
            padding: 4px 10px;
            border-radius: 20px;
            border: 1px solid var(--border-soft);
            white-space: nowrap;
            transition: all 0.2s ease;
        }
        .mobile-nav-strip a.active {
            color: var(--amber-yellow);
            border-color: var(--amber-yellow);
            background-color: rgba(255, 184, 0, 0.08);
        }
        .mobile-nav-strip a:hover {
            color: var(--cloud-white);
            border-color: var(--amber-yellow);
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 45vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background-color: var(--ink-black-purple);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.82) 0%, rgba(199, 62, 123, 0.55) 52%, rgba(242, 163, 60, 0.4) 100%);
        }
        .hero-scanlines {
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(245, 242, 233, 0.03) 2px, rgba(245, 242, 233, 0.03) 4px);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 48px 0;
        }
        .hero-eyelet {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-pixel);
            font-size: 13px;
            color: var(--amber-yellow);
            letter-spacing: 0.1em;
            margin-bottom: 16px;
        }
        .hero-eyelet::before {
            content: '';
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
        }
        .hero-title {
            font-family: var(--font-pixel);
            font-size: clamp(24px, 4vw, 40px);
            color: var(--cloud-white);
            text-shadow: 3px 3px 0 rgba(26, 16, 37, 0.6);
            line-height: 1.3;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            max-width: 700px;
        }
        .hero-subtitle {
            font-size: 16px;
            color: var(--soft-purple-gray);
            line-height: 1.8;
            max-width: 560px;
            margin-bottom: 24px;
        }
        .hero-date-stamp {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-pixel);
            font-size: 12px;
            color: var(--weak-purple-gray);
            letter-spacing: 0.08em;
        }
        .hero-date-stamp .pixel-dot {
            width: 6px;
            height: 6px;
            background-color: var(--pixel-green);
            border-radius: 1px;
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.7);
            }
        }

        /* 时间线 */
        .timeline-section {
            padding: 64px 0;
        }
        .timeline-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            padding-left: 32px;
        }
        .timeline-line {
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: rgba(184, 169, 212, 0.3);
            border-radius: 4px;
        }
        .timeline-item {
            position: relative;
            padding-left: 32px;
            margin-bottom: 40px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 10px;
            width: 12px;
            height: 12px;
            background-color: var(--amber-yellow);
            border-radius: 3px;
            border: 2px solid var(--ink-black-purple);
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
            z-index: 1;
        }
        .timeline-item:nth-child(even)::before {
            background-color: var(--pixel-green);
        }
        .timeline-card {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel-sm);
            padding: 24px 28px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            flex-wrap: wrap;
        }
        .timeline-card:nth-child(even) {
            background-color: var(--dark-purple-black);
        }
        .timeline-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .timeline-date {
            font-family: var(--font-pixel);
            font-size: 13px;
            color: var(--amber-yellow);
            letter-spacing: 0.08em;
            min-width: 70px;
            flex-shrink: 0;
            padding-top: 4px;
        }
        .timeline-body {
            flex: 1;
            min-width: 200px;
        }
        .timeline-body h3 {
            font-family: var(--font-pixel);
            font-size: 18px;
            color: var(--cloud-white);
            line-height: 1.4;
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .timeline-body p {
            font-size: 14px;
            color: var(--soft-purple-gray);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .timeline-tag {
            display: inline-block;
            font-size: 12px;
            font-family: var(--font-pixel);
            color: var(--pixel-green);
            letter-spacing: 0.06em;
            border: 1px solid var(--border-green);
            border-radius: 20px;
            padding: 2px 10px;
            margin-right: 6px;
        }
        .timeline-cover {
            width: 120px;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 2px solid var(--border-soft);
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.4);
        }
        .timeline-cover img {
            width: 100%;
            height: 72px;
            object-fit: cover;
            display: block;
        }

        /* 深度洞察大卡 */
        .insight-highlight {
            padding: 64px 0;
            background-color: var(--dark-purple-black);
        }
        .insight-highlight-card {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
            border-radius: var(--radius-3xl);
            border: 2px solid rgba(245, 242, 233, 0.25);
            box-shadow: var(--shadow-pixel-lg);
            padding: 40px 36px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            position: relative;
            overflow: hidden;
        }
        .insight-highlight-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(245, 242, 233, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .insight-highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: 10px 10px 0 rgba(26, 16, 37, 0.35);
        }
        .insight-highlight-label {
            display: inline-block;
            font-family: var(--font-pixel);
            font-size: 12px;
            color: var(--cloud-white);
            letter-spacing: 0.1em;
            border: 1px solid rgba(245, 242, 233, 0.5);
            border-radius: 20px;
            padding: 4px 14px;
            margin-bottom: 16px;
            background-color: rgba(26, 16, 37, 0.2);
        }
        .insight-highlight-title {
            font-family: var(--font-pixel);
            font-size: clamp(20px, 3vw, 28px);
            color: var(--cloud-white);
            line-height: 1.4;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
        }
        .insight-highlight-text {
            font-size: 15px;
            color: rgba(245, 242, 233, 0.85);
            line-height: 1.9;
            max-width: 700px;
        }

        /* FAQ */
        .faq-section {
            padding: 64px 0;
            background-color: var(--ink-black-purple);
        }
        .faq-item {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.2s ease, background-color 0.3s ease;
        }
        .faq-item.active {
            background-color: var(--cloud-white);
            border-color: var(--amber-yellow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            width: 100%;
            text-align: left;
            min-height: 52px;
            transition: background-color 0.2s ease;
        }
        .faq-question:hover {
            background-color: rgba(245, 242, 233, 0.04);
        }
        .faq-item.active .faq-question:hover {
            background-color: rgba(26, 16, 37, 0.04);
        }
        .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--amber-yellow);
            border-radius: 2px;
            transition: transform 0.2s ease;
        }
        .faq-icon::before {
            width: 12px;
            height: 2px;
        }
        .faq-icon::after {
            width: 2px;
            height: 12px;
        }
        .faq-item.active .faq-icon::after {
            transform: scaleY(0);
        }
        .faq-item.active .faq-question .faq-question-text {
            color: var(--dark-purple-black);
            font-weight: 600;
        }
        .faq-question-text {
            font-size: 15px;
            color: var(--cloud-white);
            transition: color 0.2s ease;
            flex: 1;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px 52px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--dark-purple-black);
            line-height: 1.8;
            opacity: 0;
            transition: opacity 0.3s ease 0.1s;
        }
        .faq-item.active .faq-answer p {
            opacity: 1;
        }

        /* CTA */
        .cta-section {
            padding: 64px 0;
            background-color: var(--dark-purple-black);
        }
        .cta-container {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
            border-radius: var(--radius-3xl);
            border: 2px solid rgba(245, 242, 233, 0.2);
            box-shadow: var(--shadow-pixel-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-container::before {
            content: '';
            position: absolute;
            top: -80px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(245, 242, 233, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-container::after {
            content: '';
            position: absolute;
            bottom: -50px;
            right: -40px;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(61, 220, 151, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        /* 数据徽章grid */
        .data-badge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        /* section titles */
        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-pixel);
            font-size: 12px;
            color: var(--amber-yellow);
            letter-spacing: 0.12em;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-kicker::before {
            content: '';
            width: 20px;
            height: 2px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
        }
        .section-title {
            font-family: var(--font-pixel);
            font-size: clamp(20px, 3vw, 32px);
            color: var(--cloud-white);
            line-height: 1.4;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
        }
        .section-desc {
            font-size: 15px;
            color: var(--soft-purple-gray);
            line-height: 1.8;
            max-width: 600px;
            margin-bottom: 32px;
        }

        /* 页脚 */
        .footer-band {
            background-color: var(--ink-black-purple);
            border-top: 2px solid transparent;
            border-image: linear-gradient(135deg, #3A1C5A, #C73E7B, #F2A33C) 1;
            padding-top: 0;
        }
        .footer-brand {
            font-family: var(--font-pixel);
            font-size: 30px;
            color: var(--cloud-white);
            text-shadow: 2px 2px 0 rgba(58, 28, 90, 0.7);
            display: block;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-link-group-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--cloud-white);
            display: block;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .footer-link {
            font-size: 13px;
            color: var(--soft-purple-gray);
            transition: color 0.2s ease;
            line-height: 2;
        }
        .footer-link:hover {
            color: var(--amber-yellow);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--weak-purple-gray);
        }
        .footer-bottom a {
            color: var(--weak-purple-gray);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--amber-yellow);
        }
        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .masthead-nav-links a {
                font-size: 13px;
                padding: 4px 8px;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .masthead-header {
                padding: 10px 0;
            }
            .masthead-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .masthead-divider {
                display: none;
            }
            .masthead-nav-links {
                display: none;
            }
            .hamburger-btn {
                display: flex;
                position: absolute;
                top: 14px;
                right: 16px;
            }
            .mobile-nav-strip {
                display: block;
            }
            .masthead-brand {
                font-size: 26px;
                padding-right: 60px;
            }
            .hero-section {
                min-height: 50vh;
            }
            .hero-title {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .timeline-container {
                padding-left: 24px;
            }
            .timeline-line {
                left: 8px;
            }
            .timeline-item {
                padding-left: 20px;
                margin-bottom: 28px;
            }
            .timeline-item::before {
                left: -18px;
                top: 8px;
                width: 10px;
                height: 10px;
            }
            .timeline-card {
                padding: 16px 18px;
                flex-direction: column;
                gap: 12px;
            }
            .timeline-date {
                min-width: auto;
                font-size: 12px;
            }
            .timeline-cover {
                width: 100%;
            }
            .timeline-cover img {
                height: 100px;
            }
            .insight-highlight-card {
                padding: 28px 20px;
                border-radius: var(--radius-xl);
            }
            .cta-container {
                padding: 32px 20px;
                border-radius: var(--radius-xl);
            }
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .data-badge {
                padding: 10px 12px;
            }
            .data-badge .badge-number {
                font-size: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .faq-question {
                padding: 12px 16px;
                min-height: 48px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 12px 48px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding-left: 12px;
                padding-right: 12px;
            }
            .masthead-brand {
                font-size: 22px;
            }
            .hero-title {
                font-size: 20px;
            }
            .data-badge-grid {
                grid-template-columns: 1fr;
            }
            .timeline-container {
                padding-left: 16px;
            }
            .timeline-item {
                padding-left: 14px;
            }
            .timeline-item::before {
                left: -14px;
                width: 8px;
                height: 8px;
            }
            .section-title {
                font-size: 18px;
            }
            .insight-highlight-title {
                font-size: 18px;
            }
            .btn-primary {
                font-size: 14px;
                padding: 10px 20px;
            }
            .btn-outline {
                font-size: 13px;
                padding: 8px 16px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 品牌渐变文字 */
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }

        /* 品牌渐变背景 */
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }

        /* 硬阴影卡片 */
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        /* 云白反白卡片 */
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        /* 数据徽章 */
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }

        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }

        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        /* 主按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }

        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }

        /* 次按钮 */
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 2px solid var(--cloud-white);
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
            min-height: 44px;
        }

        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        /* 导航刊头 */
        .masthead-nav {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .masthead-nav-links a {
            font-size: 14px;
            color: var(--soft-purple-gray);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
        }

        .masthead-nav-links a:hover {
            color: var(--cloud-white);
        }

        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            font-weight: 600;
        }

        .masthead-nav-links a.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--amber-yellow);
        }

        .masthead-divider {
            width: 1px;
            height: 30px;
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }

        /* Hero 区 */
        .hero-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.75) 0%, rgba(199, 62, 123, 0.55) 52%, rgba(242, 163, 60, 0.45) 100%);
        }

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

        .pixel-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
            flex-shrink: 0;
        }

        .pixel-dot-green {
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: var(--pixel-green);
            box-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
            flex-shrink: 0;
        }

        /* 案例成果卡片 */
        .case-card {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(26, 16, 37, 0.5);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
            overflow: hidden;
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(26, 16, 37, 0.55);
            border-color: var(--amber-yellow);
        }

        .case-card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background-color: var(--dark-purple-black);
            border-bottom: 2px solid rgba(184, 169, 212, 0.2);
        }

        /* FAQ */
        .faq-item {
            background-color: var(--mid-purple-gray);
            border: 2px solid rgba(184, 169, 212, 0.2);
            border-radius: var(--radius-lg);
            box-shadow: 3px 3px 0 rgba(26, 16, 37, 0.45);
            transition: border-color 0.2s ease, background-color 0.2s ease;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .faq-item.open {
            background-color: var(--cloud-white);
            border-color: rgba(26, 16, 37, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            text-align: left;
            font-size: 16px;
            font-weight: 500;
            color: var(--cloud-white);
            transition: color 0.2s ease;
        }

        .faq-item.open .faq-question {
            color: var(--dark-purple-black);
        }

        .faq-icon {
            font-family: var(--font-pixel);
            font-size: 14px;
            color: var(--amber-yellow);
            flex-shrink: 0;
            width: 20px;
            text-align: center;
        }

        .faq-item.open .faq-icon {
            color: var(--dark-purple-black);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 20px;
            color: var(--dark-purple-black);
            font-size: 15px;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 20px 18px 52px;
        }

        /* 标签 */
        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--mid-purple-gray);
            border: 1.5px solid rgba(184, 169, 212, 0.3);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            color: var(--soft-purple-gray);
            transition: border-color 0.2s ease, color 0.2s ease;
        }

        .tag-item:hover {
            border-color: var(--amber-yellow);
            color: var(--cloud-white);
        }

        /* 页脚 */
        .footer-links {
            color: var(--soft-purple-gray);
            font-size: 14px;
        }

        .footer-links a {
            color: var(--soft-purple-gray);
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--amber-yellow);
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .masthead-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .masthead-nav-links {
                flex-wrap: nowrap;
                overflow-x: auto;
                gap: 10px;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }

            .masthead-nav-links::-webkit-scrollbar {
                display: none;
            }

            .masthead-divider {
                display: none;
            }

            .hero-section {
                min-height: 60vh;
            }

            .hero-overlay {
                background: linear-gradient(135deg, rgba(58, 28, 90, 0.8) 0%, rgba(199, 62, 123, 0.6) 52%, rgba(242, 163, 60, 0.5) 100%);
            }

            .case-card-image {
                aspect-ratio: 4/3;
            }

            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }

            .faq-item.open .faq-answer {
                padding: 0 16px 16px 44px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .btn-primary {
                width: 100%;
                text-align: center;
            }

            .btn-secondary {
                width: 100%;
                text-align: center;
            }

            .data-badge {
                padding: 10px 12px;
            }

            .data-badge .badge-number {
                font-size: 24px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .hero-section {
                min-height: 45vh;
            }
        }

        @media (min-width: 1025px) {
            .hero-section {
                min-height: 50vh;
            }
        }

        /* 扫描线装饰 */
        .scanline-overlay {
            background: repeating-linear-gradient(
                0deg,
                transparent,
                transparent 3px,
                rgba(26, 16, 37, 0.03) 3px,
                rgba(26, 16, 37, 0.03) 4px
            );
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 1;
        }

        /* 像素四角边框 */
        .pixel-corner-frame {
            position: relative;
        }

        .pixel-corner-frame::before,
        .pixel-corner-frame::after {
            content: '';
            position: absolute;
            width: 12px;
            height: 12px;
            border-top: 3px solid var(--amber-yellow);
            border-left: 3px solid var(--amber-yellow);
            top: -4px;
            left: -4px;
        }

        .pixel-corner-frame::after {
            border-top: none;
            border-left: none;
            border-bottom: 3px solid var(--amber-yellow);
            border-right: 3px solid var(--amber-yellow);
            bottom: -4px;
            right: -4px;
            top: auto;
            left: auto;
        }

        /* 隐藏滚动条 */
        .hide-scrollbar {
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .hide-scrollbar::-webkit-scrollbar {
            display: none;
        }

/* roulang page: category5 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }
        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }
        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }
        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 14px;
            letter-spacing: 0.05em;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: 2px solid rgba(245, 242, 233, 0.45);
            transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
            min-height: 44px;
        }
        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            transform: translate(-1px, -1px);
        }
        .tag-pixel {
            display: inline-block;
            background-color: rgba(61, 220, 151, 0.12);
            border: 1px solid var(--border-green);
            color: var(--pixel-green);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 6px;
            letter-spacing: 0.04em;
            line-height: 1.5;
        }
        .tag-amber {
            display: inline-block;
            background-color: rgba(255, 184, 0, 0.1);
            border: 1px solid rgba(255, 184, 0, 0.35);
            color: var(--amber-yellow);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 6px;
            letter-spacing: 0.04em;
            line-height: 1.5;
        }
        .font-pixel {
            font-family: var(--font-pixel);
        }
        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
        }
        .masthead-nav-links a {
            color: var(--soft-purple-gray);
            font-size: 14px;
            letter-spacing: 0.03em;
            padding: 6px 14px;
            border-left: 1px solid rgba(184, 169, 212, 0.35);
            white-space: nowrap;
            transition: color 0.2s ease;
            line-height: 1.4;
        }
        .masthead-nav-links a:first-child {
            border-left: none;
            padding-left: 0;
        }
        .masthead-nav-links a:hover {
            color: var(--cloud-white);
        }
        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            position: relative;
        }
        .masthead-nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
        }
        .masthead-nav-links a:first-child.active::after {
            left: 0;
        }
        .divider-vertical {
            width: 1px;
            height: clamp(28px, 4vw, 44px);
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }
        .hero-overlay {
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.82) 0%, rgba(199, 62, 123, 0.68) 52%, rgba(242, 163, 60, 0.55) 100%);
        }
        .faq-item {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
            border: 2px solid var(--border-soft);
            overflow: hidden;
        }
        .faq-item.collapsed {
            background-color: var(--mid-purple-gray);
            border-color: var(--border-soft);
        }
        .faq-item.expanded {
            background-color: var(--cloud-white);
            border-color: rgba(26, 16, 37, 0.25);
            box-shadow: var(--shadow-pixel-hover);
        }
        .faq-item.collapsed .faq-question-text {
            color: var(--cloud-white);
        }
        .faq-item.expanded .faq-question-text {
            color: var(--dark-purple-black);
        }
        .faq-item.collapsed .faq-answer {
            display: none;
        }
        .faq-item.expanded .faq-answer {
            display: block;
            color: #4A3B62;
            font-size: 15px;
            line-height: 1.8;
            padding-bottom: 18px;
        }
        .faq-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 4px;
            font-family: var(--font-pixel);
            font-size: 18px;
            line-height: 1;
            transition: background-color 0.2s ease, color 0.2s ease;
        }
        .faq-item.collapsed .faq-icon {
            background-color: rgba(255, 184, 0, 0.15);
            color: var(--amber-yellow);
        }
        .faq-item.expanded .faq-icon {
            background-color: var(--dark-purple-black);
            color: var(--amber-yellow);
        }
        .resource-grid {
            display: grid;
            grid-template-columns: 5fr 3fr 4fr;
            gap: 24px;
        }
        .resource-card {
            border-radius: var(--radius-xl);
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-soft);
            box-shadow: var(--shadow-pixel-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .resource-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .resource-card .resource-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: var(--dark-purple-black);
            position: relative;
        }
        .resource-card .resource-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .resource-card:hover .resource-img img {
            transform: scale(1.05);
        }
        .resource-card .resource-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .resource-card .resource-title {
            font-family: var(--font-pixel);
            font-size: 16px;
            color: var(--cloud-white);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .resource-card .resource-desc {
            font-size: 14px;
            color: var(--soft-purple-gray);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 12px;
        }
        .resource-card .resource-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .pixel-dot {
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            display: inline-block;
            flex-shrink: 0;
        }
        .pixel-square {
            width: 10px;
            height: 10px;
            background-color: var(--pixel-green);
            display: inline-block;
            flex-shrink: 0;
            border-radius: 2px;
        }
        .pixel-dot-small {
            width: 6px;
            height: 6px;
            background-color: var(--brand-magenta);
            display: inline-block;
            flex-shrink: 0;
        }
        .scrollbar-hide {
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .scrollbar-hide::-webkit-scrollbar {
            display: none;
        }
        .section-spacing {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .masthead-container {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: nowrap;
            min-height: 88px;
        }
        .masthead-brand {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 5vw, 48px);
            color: var(--cloud-white);
            text-shadow: 3px 3px 0 rgba(58, 28, 90, 0.8);
            letter-spacing: 0.03em;
            white-space: nowrap;
            line-height: 1.2;
        }
        .hamburger-pixel {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: 4px;
            align-items: center;
            justify-content: center;
        }
        .hamburger-pixel .bar {
            width: 20px;
            height: 4px;
            background-color: var(--cloud-white);
            border-radius: 1px;
        }
        .mobile-nav-links {
            display: none;
            overflow-x: auto;
            gap: 8px;
            padding-bottom: 8px;
            -webkit-overflow-scrolling: touch;
        }
        .mobile-nav-links a {
            color: var(--soft-purple-gray);
            font-size: 13px;
            padding: 6px 12px;
            white-space: nowrap;
            border: 1px solid var(--border-soft);
            border-radius: 6px;
            flex-shrink: 0;
        }
        .mobile-nav-links a.active {
            color: var(--amber-yellow);
            border-color: var(--amber-yellow);
            background-color: rgba(255, 184, 0, 0.08);
        }
        .footer-link-group-title {
            color: var(--cloud-white);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .footer-link {
            color: var(--soft-purple-gray);
            font-size: 14px;
            line-height: 2.2;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--amber-yellow);
        }
        .copyright-bar {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            padding-bottom: 24px;
            text-align: center;
            color: var(--weak-purple-gray);
            font-size: 13px;
            line-height: 2;
        }
        .hero-bg {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 42vh;
            display: flex;
            align-items: center;
        }
        .pixel-corner {
            position: absolute;
            width: 14px;
            height: 14px;
            border-color: var(--amber-yellow);
            pointer-events: none;
        }
        .pixel-corner.tl {
            top: 16px;
            left: 16px;
            border-top: 3px solid var(--amber-yellow);
            border-left: 3px solid var(--amber-yellow);
        }
        .pixel-corner.tr {
            top: 16px;
            right: 16px;
            border-top: 3px solid var(--amber-yellow);
            border-right: 3px solid var(--amber-yellow);
        }
        .pixel-corner.bl {
            bottom: 16px;
            left: 16px;
            border-bottom: 3px solid var(--amber-yellow);
            border-left: 3px solid var(--amber-yellow);
        }
        .pixel-corner.br {
            bottom: 16px;
            right: 16px;
            border-bottom: 3px solid var(--amber-yellow);
            border-right: 3px solid var(--amber-yellow);
        }
        @media (max-width: 1024px) {
            .resource-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
            .resource-card:nth-child(3) {
                grid-column: span 2;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding-left: 18px;
                padding-right: 18px;
            }
            .section-spacing {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .masthead-container {
                flex-wrap: wrap;
                gap: 10px;
                min-height: auto;
                padding-top: 14px;
                padding-bottom: 10px;
            }
            .masthead-nav-links {
                display: none;
            }
            .divider-vertical {
                display: none;
            }
            .hamburger-pixel {
                display: flex;
                margin-left: auto;
            }
            .mobile-nav-links {
                display: flex;
            }
            .masthead-brand {
                font-size: 28px;
            }
            .hero-bg {
                min-height: 36vh;
            }
            .resource-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .resource-card:nth-child(3) {
                grid-column: span 1;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .faq-question-text {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .section-spacing {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .masthead-brand {
                font-size: 24px;
            }
            .hero-bg {
                min-height: 32vh;
            }
            .resource-card .resource-body {
                padding: 16px 16px 18px;
            }
            .data-badge {
                padding: 10px 12px;
            }
            .data-badge .badge-number {
                font-size: 24px;
            }
        }

/* roulang page: category6 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .font-pixel {
            font-family: var(--font-pixel);
        }
        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }
        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }
        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }
        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }
        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
            font-weight: 700;
        }
        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
            font-weight: 700;
        }
        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: 6px 6px 0 rgba(26, 16, 37, 0.55);
            background-color: #FFC940;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 2px solid var(--cloud-white);
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
            min-height: 44px;
            font-weight: 700;
        }
        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.1);
            border-color: var(--amber-yellow);
            color: var(--amber-yellow);
        }
        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: clamp(12px, 2vw, 24px);
            flex-wrap: nowrap;
        }
        .masthead-nav-links a {
            font-size: 14px;
            color: var(--soft-purple-gray);
            white-space: nowrap;
            position: relative;
            padding-bottom: 4px;
            letter-spacing: 0.03em;
        }
        .masthead-nav-links a:hover {
            color: var(--cloud-white);
        }
        .masthead-nav-links a.active {
            color: var(--amber-yellow);
        }
        .masthead-nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--amber-yellow);
            border-radius: 1px;
        }
        .masthead-divider {
            width: 1px;
            height: clamp(28px, 4vw, 40px);
            background-color: rgba(184, 169, 212, 0.4);
            flex-shrink: 0;
        }
        .gallery-card {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .gallery-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }
        .gallery-card .gallery-img-wrap {
            overflow: hidden;
            aspect-ratio: 4/3;
            position: relative;
            background-color: var(--dark-purple-black);
        }
        .gallery-card .gallery-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: filter 0.25s ease, transform 0.25s ease;
        }
        .gallery-card:hover .gallery-img-wrap img {
            filter: brightness(1.1);
            transform: scale(1.02);
        }
        .gallery-card .gallery-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .gallery-card .gallery-title {
            font-family: var(--font-pixel);
            font-size: 17px;
            color: var(--cloud-white);
            line-height: 1.45;
            margin-bottom: 8px;
            font-weight: 700;
        }
        .gallery-card .gallery-desc {
            font-size: 13px;
            color: var(--soft-purple-gray);
            line-height: 1.65;
            margin-bottom: 12px;
        }
        .gallery-card .gallery-date {
            display: inline-flex;
            align-items: center;
            font-family: var(--font-pixel);
            font-size: 12px;
            color: var(--amber-yellow);
            background-color: rgba(26, 16, 37, 0.6);
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.05em;
            width: fit-content;
        }
        .faq-item {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-pixel-sm);
            overflow: hidden;
            transition: background-color 0.2s ease;
            cursor: pointer;
            border: 2px solid var(--border-soft);
        }
        .faq-item.collapsed {
            background-color: var(--mid-purple-gray);
        }
        .faq-item.expanded {
            background-color: var(--cloud-white);
            color: var(--dark-purple-black);
        }
        .faq-item .faq-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            user-select: none;
        }
        .faq-item .faq-question {
            font-family: var(--font-pixel);
            font-size: 15px;
            font-weight: 700;
        }
        .faq-item.collapsed .faq-question {
            color: var(--cloud-white);
        }
        .faq-item.expanded .faq-question {
            color: var(--dark-purple-black);
        }
        .faq-item .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            position: relative;
            transition: transform 0.2s ease;
        }
        .faq-item .faq-icon::before,
        .faq-item .faq-icon::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: var(--amber-yellow);
            border-radius: 1px;
        }
        .faq-item .faq-icon::before {
            width: 14px;
            height: 3px;
        }
        .faq-item .faq-icon::after {
            width: 3px;
            height: 14px;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }
        .faq-item.expanded .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            opacity: 0;
        }
        .faq-item .faq-body {
            padding: 0 20px 18px;
            font-size: 14px;
            line-height: 1.8;
        }
        .faq-item.collapsed .faq-body {
            display: none;
        }
        .faq-item.expanded .faq-body {
            display: block;
            color: var(--dark-purple-black);
        }
        .step-panel {
            background-color: var(--dark-purple-black);
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-pixel-sm);
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .step-panel:hover {
            border-color: var(--pixel-green);
            transform: translateY(-2px);
        }
        .step-panel .step-num {
            font-family: var(--font-pixel);
            font-size: 28px;
            color: var(--amber-yellow);
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.7);
            line-height: 1;
            margin-bottom: 8px;
        }
        .step-panel .step-title {
            font-family: var(--font-pixel);
            font-size: 16px;
            color: var(--cloud-white);
            margin-bottom: 6px;
            font-weight: 700;
        }
        .step-panel .step-desc {
            font-size: 13px;
            color: var(--soft-purple-gray);
            line-height: 1.7;
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.03em;
            border: 2px solid var(--border-green);
            color: var(--cloud-white);
            background-color: rgba(61, 220, 151, 0.08);
            transition: background-color 0.2s ease, border-color 0.2s ease;
        }
        .tag-pill:hover {
            background-color: rgba(61, 220, 151, 0.18);
            border-color: var(--pixel-green);
        }
        .masthead-bottom-line {
            border-bottom: 1px solid rgba(184, 169, 212, 0.25);
        }
        .pixel-dot {
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            display: inline-block;
            border-radius: 1px;
            flex-shrink: 0;
        }
        .pixel-corner {
            position: absolute;
            width: 12px;
            height: 12px;
            border: 2px solid var(--amber-yellow);
            pointer-events: none;
        }
        .pixel-corner.tl {
            top: 8px;
            left: 8px;
            border-right: none;
            border-bottom: none;
        }
        .pixel-corner.tr {
            top: 8px;
            right: 8px;
            border-left: none;
            border-bottom: none;
        }
        .pixel-corner.bl {
            bottom: 8px;
            left: 8px;
            border-right: none;
            border-top: none;
        }
        .pixel-corner.br {
            bottom: 8px;
            right: 8px;
            border-left: none;
            border-top: none;
        }
        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .masthead-nav-links {
                gap: 10px;
                overflow-x: auto;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }
            .masthead-nav-links::-webkit-scrollbar {
                display: none;
            }
            .masthead-nav-links a {
                font-size: 13px;
            }
            .masthead-divider {
                height: 24px;
                flex-shrink: 0;
            }
            .gallery-card .gallery-title {
                font-size: 15px;
            }
            .gallery-card .gallery-desc {
                font-size: 12px;
            }
            .faq-item .faq-question {
                font-size: 14px;
            }
            .faq-item .faq-body {
                font-size: 13px;
            }
        }
        @media (min-width: 768px) and (max-width: 1023px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .gallery-grid {
            display: grid;
            gap: 20px;
        }
        @media (max-width: 520px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .gallery-card .gallery-body {
                padding: 10px 12px 14px;
            }
            .gallery-card .gallery-title {
                font-size: 13px;
            }
            .gallery-card .gallery-desc {
                font-size: 11px;
                -webkit-line-clamp: 2;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }
            .gallery-card .gallery-date {
                font-size: 10px;
                padding: 3px 8px;
            }
            .btn-primary,
            .btn-secondary {
                font-size: 14px;
                padding: 10px 18px;
                min-height: 44px;
                width: 100%;
            }
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.75) 0%, rgba(199, 62, 123, 0.65) 45%, rgba(242, 163, 60, 0.55) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .scanline-overlay {
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0, 0, 0, 0.08) 3px, rgba(0, 0, 0, 0.08) 4px);
            z-index: 1;
            pointer-events: none;
        }
        .footer-link {
            color: var(--soft-purple-gray);
            font-size: 14px;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--amber-yellow);
        }
        .input-custom {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.35);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--cloud-white);
            font-size: 14px;
            width: 100%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            min-height: 48px;
        }
        .input-custom::placeholder {
            color: var(--soft-purple-gray);
            opacity: 0.7;
        }
        .input-custom:focus {
            border-color: var(--amber-yellow);
            box-shadow: 3px 3px 0 rgba(255, 184, 0, 0.3);
            outline: none;
        }

/* roulang page: category7 */
:root {
            --brand-purple: #3A1C5A;
            --brand-magenta: #C73E7B;
            --brand-amber: #F2A33C;
            --pixel-green: #3DDC97;
            --cloud-white: #F5F2E9;
            --amber-yellow: #FFB800;
            --ink-black-purple: #1A1025;
            --dark-purple-black: #221735;
            --mid-purple-gray: #2C1F42;
            --soft-purple-gray: #B8A9D4;
            --weak-purple-gray: rgba(184, 169, 212, 0.55);
            --border-soft: rgba(184, 169, 212, 0.25);
            --border-green: rgba(61, 220, 151, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-3xl: 28px;
            --radius-4xl: 32px;
            --shadow-pixel: 4px 4px 0 rgba(26, 16, 37, 0.5);
            --shadow-pixel-sm: 3px 3px 0 rgba(26, 16, 37, 0.45);
            --shadow-pixel-hover: 6px 6px 0 rgba(26, 16, 37, 0.55);
            --shadow-pixel-lg: 10px 10px 0 rgba(26, 16, 37, 0.4);
            --font-pixel: 'Fusion Pixel', 'Zpix', '方舟像素字体', 'Courier New', monospace;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--ink-black-purple);
            color: var(--cloud-white);
            line-height: 1.75;
            font-size: 16px;
            letter-spacing: 0.015em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--amber-yellow);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        input,
        textarea,
        select,
        button {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .text-gradient-brand {
            background: linear-gradient(135deg, #F5F2E9 0%, #F2A33C 45%, #C73E7B 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            -webkit-text-fill-color: transparent;
        }

        .bg-gradient-brand {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
        }

        .card-hardshadow {
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .card-hardshadow:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        .card-cloudwhite {
            background-color: var(--cloud-white);
            border: 2px solid rgba(26, 16, 37, 0.2);
            border-radius: var(--radius-xl);
            box-shadow: 4px 4px 0 rgba(184, 169, 212, 0.3);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .card-cloudwhite:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(184, 169, 212, 0.45);
        }

        .data-badge {
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 12px;
            padding: 14px 18px;
            text-align: center;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }

        .data-badge:hover {
            border-color: var(--amber-yellow);
            transform: translateY(-2px);
        }

        .data-badge .badge-number {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 3.5vw, 42px);
            color: var(--amber-yellow);
            line-height: 1.2;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.6);
        }

        .data-badge .badge-label {
            font-size: 13px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--amber-yellow);
            color: var(--dark-purple-black);
            font-family: var(--font-pixel);
            font-size: 16px;
            letter-spacing: 0.06em;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-pixel);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            min-height: 44px;
            border: 2px solid rgba(26, 16, 37, 0.4);
        }

        .btn-primary:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
            background-color: #FFC940;
            color: var(--dark-purple-black);
        }

        .btn-primary:active {
            transform: translate(0, 0);
            box-shadow: var(--shadow-pixel-sm);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            color: var(--cloud-white);
            font-family: var(--font-pixel);
            font-size: 15px;
            letter-spacing: 0.05em;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--border-green);
            box-shadow: var(--shadow-pixel-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
            min-height: 44px;
        }

        .btn-secondary:hover {
            background-color: rgba(245, 242, 233, 0.08);
            border-color: var(--amber-yellow);
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-pixel-hover);
        }

        .masthead-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-soft);
            flex-wrap: wrap;
            gap: 8px;
        }

        .masthead-brand {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .masthead-brand .logo-text {
            font-family: var(--font-pixel);
            font-size: clamp(28px, 5vw, 52px);
            color: var(--cloud-white);
            text-shadow: 2px 2px 0 rgba(58, 28, 90, 0.7);
            line-height: 1.1;
        }

        .masthead-brand .logo-divider {
            width: 1px;
            height: clamp(20px, 4vw, 34px);
            background-color: rgba(184, 169, 212, 0.4);
        }

        .masthead-brand .issue-info {
            font-size: 12px;
            color: var(--soft-purple-gray);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .masthead-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .masthead-nav-links::-webkit-scrollbar {
            display: none;
        }

        .masthead-nav-links a {
            font-size: 14px;
            color: var(--soft-purple-gray);
            padding: 6px 12px;
            white-space: nowrap;
            border-radius: 6px;
            transition: color 0.2s ease, background-color 0.2s ease;
            position: relative;
        }

        .masthead-nav-links a:hover {
            color: var(--cloud-white);
            background-color: rgba(245, 242, 233, 0.05);
        }

        .masthead-nav-links a.active {
            color: var(--amber-yellow);
            font-weight: 600;
        }

        .masthead-nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
        }

        .pixel-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: var(--radius-sm);
            background-color: var(--dark-purple-black);
            cursor: pointer;
            transition: border-color 0.2s ease;
        }

        .pixel-hamburger:hover {
            border-color: var(--amber-yellow);
        }

        .pixel-hamburger .dot-row {
            display: flex;
            gap: 5px;
            align-items: center;
        }

        .pixel-hamburger .pixel-dot {
            width: 5px;
            height: 5px;
            background-color: var(--amber-yellow);
            border-radius: 1px;
        }

        .hero-bento {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding-top: 80px;
            padding-bottom: 80px;
            border-radius: var(--radius-4xl);
            margin-top: 32px;
            margin-bottom: 32px;
            overflow: hidden;
        }

        .hero-bento::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 28, 90, 0.82) 0%, rgba(199, 62, 123, 0.65) 52%, rgba(242, 163, 60, 0.45) 100%);
            z-index: 1;
        }

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

        .pixel-corners {
            position: absolute;
            width: 16px;
            height: 16px;
            border-color: rgba(245, 242, 233, 0.5);
            pointer-events: none;
            z-index: 3;
        }

        .pixel-corners.top-left {
            top: 16px;
            left: 16px;
            border-top: 2px solid;
            border-left: 2px solid;
        }

        .pixel-corners.top-right {
            top: 16px;
            right: 16px;
            border-top: 2px solid;
            border-right: 2px solid;
        }

        .pixel-corners.bottom-left {
            bottom: 16px;
            left: 16px;
            border-bottom: 2px solid;
            border-left: 2px solid;
        }

        .pixel-corners.bottom-right {
            bottom: 16px;
            right: 16px;
            border-bottom: 2px solid;
            border-right: 2px solid;
        }

        .index-layout {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 32px;
            align-items: start;
        }

        .index-sidebar {
            position: sticky;
            top: 24px;
            background-color: var(--mid-purple-gray);
            border: 2px solid var(--border-green);
            border-radius: var(--radius-xl);
            padding: 24px;
            box-shadow: var(--shadow-pixel);
        }

        .index-sidebar .sidebar-title {
            font-family: var(--font-pixel);
            font-size: 18px;
            color: var(--amber-yellow);
            margin-bottom: 18px;
            letter-spacing: 0.06em;
            text-shadow: 2px 2px 0 rgba(26, 16, 37, 0.5);
        }

        .index-sidebar .anchor-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
            max-height: 520px;
            overflow-y: auto;
            padding-right: 4px;
        }

        .index-sidebar .anchor-list::-webkit-scrollbar {
            width: 4px;
        }

        .index-sidebar .anchor-list::-webkit-scrollbar-thumb {
            background-color: rgba(184, 169, 212, 0.4);
            border-radius: 4px;
        }

        .index-sidebar .anchor-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 10px;
            border-radius: 8px;
            font-size: 14px;
            color: var(--soft-purple-gray);
            transition: all 0.2s ease;
            border-left: 3px solid transparent;
        }

        .index-sidebar .anchor-list a:hover {
            background-color: rgba(245, 242, 233, 0.06);
            color: var(--cloud-white);
            border-left-color: var(--amber-yellow);
        }

        .index-sidebar .anchor-list a .anchor-dot {
            width: 8px;
            height: 8px;
            background-color: var(--amber-yellow);
            border-radius: 2px;
            flex-shrink: 0;
            box-shadow: 1px 1px 0 rgba(26, 16, 37, 0.6);
            transition: transform 0.2s ease;
        }

        .index-sidebar .anchor-list a:hover .anchor-dot {
            transform: rotate(45deg);
        }

        .index-entry-card {
            display: flex;
            gap: 20px;
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.25);
            border-radius: var(--radius-xl);
            padding: 20px;
            box-shadow: var(--shadow-pixel);
            transition: all 0.25s ease;
            margin-bottom: 16px;
        }

        .index-entry-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-pixel-hover);
            border-color: var(--amber-yellow);
        }

        .index-entry-card .entry-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 90px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 2px solid rgba(184, 169, 212, 0.3);
            background-color: var(--mid-purple-gray);
        }

        .index-entry-card .entry-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .index-entry-card .entry-body {
            flex: 1;
            min-width: 0;
        }

        .index-entry-card .entry-page-number {
            font-family: var(--font-pixel);
            font-size: 12px;
            color: var(--amber-yellow);
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 4px;
            opacity: 0.8;
        }

        .index-entry-card .entry-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--cloud-white);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .index-entry-card .entry-desc {
            font-size: 14px;
            color: var(--soft-purple-gray);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .index-entry-card .entry-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 8px;
            font-size: 12px;
            color: var(--weak-purple-gray);
        }

        .index-entry-card .entry-meta .meta-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(184, 169, 212, 0.3);
        }

        .index-divider {
            border: none;
            border-top: 1px dashed rgba(184, 169, 212, 0.3);
            margin: 20px 0;
        }

        .section-divider {
            border: none;
            border-top: 2px solid rgba(184, 169, 212, 0.2);
            margin: 48px 0;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .brand-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--dark-purple-black);
            border: 2px solid rgba(184, 169, 212, 0.3);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: 13px;
            color: var(--soft-purple-gray);
            transition: all 0.2s ease;
            cursor: default;
        }

        .tag-cloud .brand-tag:hover {
            border-color: var(--amber-yellow);
            color: var(--cloud-white);
            transform: translateY(-2px);
        }

        .tag-cloud .brand-tag .tag-dot {
            width: 6px;
            height: 6px;
            background-color: var(--pixel-green);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .brand-cta-section {
            background: linear-gradient(135deg, #3A1C5A 0%, #C73E7B 52%, #F2A33C 100%);
            border-radius: var(--radius-3xl);
            padding: 48px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-pixel-lg);
            margin-top: 48px;
        }

        .brand-cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(circle at 20% 30%, rgba(245, 242, 233, 0.08) 0 2px, transparent 2px),
                radial-gradient(circle at 80% 70%, rgba(245, 242, 233, 0.06) 0 2px, transparent 2px);
            background-size: 24px 24px, 28px 28px;
            pointer-events: none;
        }

        .footer-logo {
            font-family: var(--font-pixel);
            font-size: 28px;
            color: var(--cloud-white);
            text-shadow: 2px 2px 0 rgba(58, 28, 90, 0.7);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }

        .footer-links-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--cloud-white);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .footer-links-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links-list a {
            font-size: 13px;
            color: var(--soft-purple-gray);
            transition: color 0.2s ease;
        }

        .footer-links-list a:hover {
            color: var(--amber-yellow);
        }

        .footer-bottom {
            border-top: 1px solid rgba(184, 169, 212, 0.2);
            padding-top: 20px;
            margin-top: 24px;
            text-align: center;
            font-size: 12px;
            color: var(--weak-purple-gray);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 8px 16px;
        }

        .footer-bottom a {
            color: var(--soft-purple-gray);
            transition: color 0.2s ease;
        }

        .footer-bottom a:hover {
            color: var(--amber-yellow);
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .masthead-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding-top: 12px;
                padding-bottom: 8px;
            }

            .masthead-brand {
                width: 100%;
                justify-content: space-between;
            }

            .masthead-brand .logo-text {
                font-size: 28px;
            }

            .masthead-brand .issue-info {
                display: none;
            }

            .masthead-nav-links {
                width: 100%;
                gap: 2px;
                padding-bottom: 4px;
            }

            .masthead-nav-links a {
                font-size: 13px;
                padding: 5px 10px;
            }

            .pixel-hamburger {
                display: flex;
            }

            .hero-bento {
                padding-top: 48px;
                padding-bottom: 48px;
                border-radius: var(--radius-2xl);
                margin-top: 20px;
                margin-bottom: 20px;
            }

            .hero-bento::before {
                background: linear-gradient(135deg, rgba(58, 28, 90, 0.88) 0%, rgba(199, 62, 123, 0.72) 52%, rgba(242, 163, 60, 0.55) 100%);
            }

            .index-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .index-sidebar {
                position: static;
                top: auto;
                padding: 16px;
            }

            .index-sidebar .anchor-list {
                max-height: 220px;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 6px;
            }

            .index-sidebar .anchor-list a {
                padding: 6px 10px;
                font-size: 13px;
                border-left: none;
                border-bottom: 2px solid transparent;
            }

            .index-sidebar .anchor-list a:hover {
                border-left-color: transparent;
                border-bottom-color: var(--amber-yellow);
            }

            .index-sidebar .anchor-list a .anchor-dot {
                width: 6px;
                height: 6px;
            }

            .index-entry-card {
                flex-direction: column;
                gap: 12px;
                padding: 16px;
            }

            .index-entry-card .entry-thumb {
                width: 100%;
                height: 160px;
            }

            .index-entry-card .entry-title {
                font-size: 16px;
            }

            .index-entry-card .entry-desc {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }

            .brand-cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-2xl);
            }

            .data-badge {
                padding: 10px 14px;
                border-radius: 10px;
            }

            .data-badge .badge-number {
                font-size: 24px;
            }

            .data-badge .badge-label {
                font-size: 12px;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                font-size: 14px;
                padding: 10px 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            .masthead-brand .logo-text {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .hero-bento {
                border-radius: var(--radius-xl);
                padding-top: 36px;
                padding-bottom: 36px;
            }

            .index-entry-card .entry-thumb {
                height: 140px;
            }

            .tag-cloud .brand-tag {
                font-size: 12px;
                padding: 6px 12px;
            }
        }

        @media (max-width: 1024px) {
            .index-layout {
                grid-template-columns: 240px 1fr;
                gap: 20px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .masthead-nav-links a {
                font-size: 13px;
                padding: 5px 8px;
            }

            .masthead-brand .logo-text {
                font-size: clamp(28px, 4vw, 40px);
            }
        }

        @media (min-width: 1025px) {
            .index-entry-card .entry-thumb {
                width: 140px;
                height: 100px;
            }
        }