/* roulang page: index */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-text-main);
        }

        h1 {
            font-size: 2.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.25rem;
        }
        p {
            margin: 0;
            line-height: 1.8;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }
        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }
        .nav-links li a.active {
            font-weight: 600;
        }
        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }
        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }
        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .location-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
            border: 1px solid var(--color-border-light);
            min-width: 180px;
            padding: 0.5rem 0;
            display: none;
            z-index: 1001;
            list-style: none;
        }
        .location-dropdown.show {
            display: block;
        }
        .location-dropdown li a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
        }
        .location-dropdown li a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }
        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }
        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }
        .mobile-menu.show {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 0.85rem 1rem;
            font-size: 1.05rem;
            font-weight: 500;
            border-radius: var(--radius-btn);
            color: #374151;
            transition: all var(--transition-base);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #ECFDF5;
            color: var(--color-primary);
        }
        .mobile-menu .mobile-location {
            margin-top: 0.5rem;
            padding: 0.85rem 1rem;
            background: #FFF7F3;
            border-radius: var(--radius-btn);
            color: var(--color-accent);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
        }
        @media (min-width: 1025px) {
            .mobile-menu {
                display: none !important;
            }
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            border: 2px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            text-align: center;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(10, 76, 56, 0.3);
        }
        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(241, 90, 36, 0.35);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }
        .btn-white:hover {
            background: #f0fdf4;
            border-color: #f0fdf4;
            color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(255, 255, 255, 0.3);
        }
        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 1.05rem;
            border-radius: 8px;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* 卡片 */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border-light);
        }
        .card-img {
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            overflow: hidden;
        }
        .card-body {
            padding: 1.25rem;
        }

        /* 标签 */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .badge-green {
            background: #ECFDF5;
            color: var(--color-primary);
        }
        .badge-orange {
            background: #FFF7F3;
            color: var(--color-accent);
        }
        .badge-gray {
            background: #F3F4F6;
            color: #6B7280;
        }

        /* Section */
        section {
            padding: 4rem 0;
        }
        @media (max-width: 768px) {
            section {
                padding: 2.5rem 0;
            }
        }
        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header h2 {
            margin-bottom: 0.75rem;
        }
        .section-header p {
            color: var(--color-text-muted);
            font-size: 1.05rem;
            max-width: 700px;
        }
        .section-header.centered {
            text-align: center;
        }
        .section-header.centered p {
            margin: 0 auto;
        }

        /* Hero */
        .hero-section {
            min-height: 90vh;
            display: flex;
            align-items: center;
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding-top: 64px;
            margin-top: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 76, 56, 0.88) 0%, rgba(7, 58, 43, 0.78) 40%, rgba(0, 0, 0, 0.55) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            width: 100%;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 0;
            font-weight: 600;
            font-size: 1.05rem;
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            color: var(--color-text-main);
            transition: color var(--transition-base);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            font-size: 1.5rem;
            transition: transform var(--transition-base);
            color: var(--color-accent);
            font-weight: 300;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0;
            color: var(--color-text-muted);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 1.1rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* 进度条 */
        .progress-bar-wrap {
            background: #E5E7EB;
            border-radius: 10px;
            height: 10px;
            overflow: hidden;
        }
        .progress-bar-fill {
            height: 100%;
            background: var(--color-accent);
            border-radius: 10px;
            transition: width 1s ease;
        }

        /* 设备框 */
        .device-frame {
            border-radius: 16px;
            overflow: hidden;
            border: 3px solid #374151;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
            background: #1F2937;
            position: relative;
        }
        .device-frame-top {
            background: #374151;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .device-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #6B7280;
        }
        .device-dot:nth-child(1) {
            background: #EF4444;
        }
        .device-dot:nth-child(2) {
            background: #F59E0B;
        }
        .device-dot:nth-child(3) {
            background: #10B981;
        }

        /* 滚动条 */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }
        ::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 3px;
        }

        /* 焦点 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 0;
            background: var(--color-primary);
            color: #fff;
            padding: 0.8rem 1.5rem;
            z-index: 9999;
            border-radius: 0 0 8px 0;
            transition: top 0.3s;
        }
        .skip-link:focus {
            top: 0;
        }

/* roulang page: category3 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }

        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 0.5rem;
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            min-width: 160px;
            z-index: 1001;
            list-style: none;
            padding: 0.5rem 0;
        }

        .location-dropdown.show {
            display: block;
        }

        .location-dropdown li a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .location-dropdown li a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            font-size: 1rem;
            font-weight: 500;
            color: #374151;
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #ECFDF5;
            color: var(--color-primary);
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-location-btn-mobile {
                display: flex;
                align-items: center;
                gap: 0.35rem;
                padding: 0.75rem 1rem;
                font-size: 0.95rem;
                font-weight: 500;
                color: #374151;
                background: #F9FAFB;
                border: 1px solid var(--color-border-light);
                border-radius: var(--radius-btn);
                cursor: pointer;
                width: 100%;
                justify-content: center;
                margin-bottom: 0.5rem;
            }
            .nav-location-btn-mobile .loc-icon {
                width: 18px;
                height: 18px;
                color: var(--color-accent);
                flex-shrink: 0;
            }
        }

        @media (min-width: 1025px) {
            .nav-location-btn-mobile {
                display: none;
            }
        }

        /* 按钮 */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(10, 76, 56, 0.3);
        }

        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(241, 90, 36, 0.35);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            padding: 0.7rem 1.4rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid var(--color-accent);
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-1px);
        }

        /* 卡片 */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

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

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: #ECFDF5;
            color: var(--color-primary);
        }

        .tag-accent {
            background: #FFF7F3;
            color: var(--color-accent);
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 1.2rem 0;
            background: none;
            border: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-main);
            cursor: pointer;
            text-align: left;
            transition: color var(--transition-base);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #F3F4F6;
            transition: all var(--transition-base);
            font-size: 1.2rem;
            font-weight: 700;
            color: #6B7280;
        }

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

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 0 1.2rem;
        }

        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }

        /* 数据徽章 */
        .stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1rem;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 30px;
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            backdrop-filter: blur(4px);
        }

        .stat-badge .stat-num {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--color-accent);
        }

        /* 深度内容区 */
        .deep-content {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2rem;
            box-shadow: var(--shadow-card);
        }

        .deep-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 3px solid var(--color-accent);
            display: inline-block;
        }

        .deep-content p {
            line-height: 1.9;
            color: #374151;
            margin-bottom: 1rem;
        }

        /* 步骤 */
        .step-item {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
        }

        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.3rem;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .site-nav .nav-inner {
                padding: 0 1rem;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.9rem;
            }
            .deep-content {
                padding: 1.25rem;
            }
            .step-item {
                gap: 1rem;
            }
            .step-number {
                width: 38px;
                height: 38px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .site-nav {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 0.8rem;
            }
        }

        /* Hero overlay */
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 76, 56, 0.88) 0%, rgba(7, 58, 43, 0.78) 40%, rgba(0, 0, 0, 0.65) 100%);
            z-index: 1;
        }

        /* 非对称网格辅助 */
        .grid-asymmetric {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        @media (min-width: 768px) {
            .grid-asymmetric {
                grid-template-columns: 2fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .grid-asymmetric {
                grid-template-columns: 5fr 3fr;
            }
        }

        /* 游戏图标占位 */
        .game-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

/* roulang page: category2 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 64px;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }
        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }
        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }
        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 0.5rem;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            min-width: 160px;
            z-index: 1001;
            overflow: hidden;
            list-style: none;
            padding: 0.5rem 0;
        }
        .location-dropdown.show {
            display: block;
        }
        .location-dropdown li a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
        }
        .location-dropdown li a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }
        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .nav-hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }
        .mobile-menu.show {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-btn);
            font-size: 1.05rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }
        .mobile-menu .mobile-location {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid var(--color-border-light);
        }
        .mobile-menu .mobile-location p {
            font-weight: 600;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }
        .mobile-menu .mobile-location .loc-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .mobile-menu .mobile-location .loc-chips span {
            padding: 0.4rem 0.8rem;
            border-radius: 20px;
            background: #F3F4F6;
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .mobile-menu .mobile-location .loc-chips span:hover {
            background: var(--color-accent);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
        }

        /* 按钮系统 */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(10, 76, 56, 0.3);
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            padding: 0.7rem 1.4rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid var(--color-accent);
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(241, 90, 36, 0.3);
        }
        .btn-lg {
            padding: 1rem 2.2rem;
            font-size: 1.1rem;
        }

        /* 卡片 */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 1.5rem;
        }

        /* 进度环 */
        .progress-ring {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .progress-ring svg {
            transform: rotate(-90deg);
        }
        .progress-ring .ring-bg {
            fill: none;
            stroke: #E5E7EB;
            stroke-width: 8;
        }
        .progress-ring .ring-fill {
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 8;
            stroke-linecap: round;
            transition: stroke-dashoffset 1s ease;
        }
        .progress-ring .ring-text {
            position: absolute;
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--color-text-main);
        }

        /* FAQ手风琴 */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 1rem 0;
            text-align: left;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-main);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color var(--transition-base);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-icon {
            font-size: 1.5rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
            margin-left: 1rem;
            color: var(--color-text-muted);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 1rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: var(--color-bg-green-light);
            color: var(--color-primary);
            white-space: nowrap;
        }
        .tag-accent {
            background: #FFF7F3;
            color: var(--color-accent);
        }

        /* 数据大数字 */
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.1;
        }
        @media (max-width: 640px) {
            .stat-number {
                font-size: 2.2rem;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .sep {
            color: #D1D5DB;
        }

        /* Section标题 */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.2;
            margin-bottom: 0.75rem;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 2rem;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* 深色数据区 */
        .dark-data-section {
            background: var(--color-bg-dark);
            color: #E5E7EB;
            padding: 3rem 0;
        }
        .dark-data-section .section-title {
            color: #fff;
        }
        .dark-data-section .section-subtitle {
            color: #9CA3AF;
        }

        /* 档位卡片 */
        .tier-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2rem 1.5rem;
            border: 2px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
            position: relative;
        }
        .tier-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .tier-card.featured {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(241, 90, 36, 0.1);
        }
        .tier-card .tier-name {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
            color: var(--color-text-main);
        }
        .tier-card .tier-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 1rem;
        }
        .tier-card .tier-features {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            text-align: left;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 2;
        }
        .tier-card .tier-features li::before {
            content: '✓ ';
            color: var(--color-primary);
            font-weight: 700;
        }

        /* 响应式图片区域 */
        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        /* 表单 */
        .form-input {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-btn);
            font-size: 1rem;
            transition: border-color var(--transition-base);
            box-sizing: border-box;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(10, 76, 56, 0.1);
        }

        /* 页脚链接 */
        footer a {
            color: #9CA3AF;
            transition: color var(--transition-base);
        }
        footer a:hover {
            color: #fff;
        }

/* roulang page: category1 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }

        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown-menu {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 6px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
            list-style: none;
            padding: 0.5rem 0;
            min-width: 160px;
            z-index: 1001;
            border: 1px solid var(--color-border-light);
        }

        .location-dropdown-menu.show {
            display: block;
        }

        .location-dropdown-menu li a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
        }

        .location-dropdown-menu li a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .mobile-menu .mobile-location-section {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid var(--color-border-light);
        }

        .mobile-menu .mobile-location-section .loc-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 0.5rem;
        }

        .mobile-menu .city-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .mobile-menu .city-chips span {
            padding: 0.4rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            background: #F3F4F6;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .mobile-menu .city-chips span:hover,
        .mobile-menu .city-chips span.active-city {
            background: var(--color-accent);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.9);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.5);
        }

        .breadcrumb .current {
            color: #fff;
            font-weight: 600;
        }

        /* 筛选标签 */
        .filter-tag {
            display: inline-block;
            padding: 0.45rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            background: #fff;
            color: #374151;
            white-space: nowrap;
        }

        .filter-tag:hover,
        .filter-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* 积分榜表格 */
        .standings-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.85rem;
        }

        .standings-table th {
            background: var(--color-primary);
            color: #fff;
            padding: 0.6rem 0.5rem;
            text-align: center;
            font-weight: 600;
            font-size: 0.8rem;
            white-space: nowrap;
        }

        .standings-table td {
            padding: 0.55rem 0.5rem;
            text-align: center;
            border-bottom: 1px solid #E5E7EB;
            white-space: nowrap;
        }

        .standings-table tbody tr {
            transition: background var(--transition-base);
        }

        .standings-table tbody tr:hover {
            background: #ECFDF5;
        }

        .standings-table .team-name {
            text-align: left;
            font-weight: 500;
            color: var(--color-text-main);
        }

        .standings-table .rank-col {
            font-weight: 700;
            width: 36px;
        }

        .standings-table .rank-top {
            color: var(--color-accent);
        }

        .standings-table .pts-col {
            font-weight: 700;
            color: var(--color-primary);
        }

        @media (max-width: 640px) {
            .standings-table th:nth-child(6),
            .standings-table td:nth-child(6),
            .standings-table th:nth-child(7),
            .standings-table td:nth-child(7),
            .standings-table th:nth-child(8),
            .standings-table td:nth-child(8) {
                display: none;
            }
        }

        /* FAQ手风琴 */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }

        .faq-question {
            width: 100%;
            padding: 1rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            border: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-main);
            cursor: pointer;
            text-align: left;
            transition: color var(--transition-base);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #F3F4F6;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            transition: all var(--transition-base);
            color: #6B7280;
            margin-left: 1rem;
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 0;
            color: #4B5563;
            line-height: 1.7;
            font-size: 0.95rem;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 1rem 0;
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            background: #fff;
            color: #374151;
        }

        .pagination a:hover {
            background: #ECFDF5;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .pagination .active-page {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        .pagination .page-dots {
            border: none;
            background: transparent;
            width: auto;
            padding: 0 0.25rem;
            color: #9CA3AF;
        }

        /* 文章列表项 */
        .article-list-item {
            display: flex;
            gap: 1rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid #E5E7EB;
            transition: all var(--transition-base);
        }

        .article-list-item:hover {
            background: #FAFBFC;
            padding-left: 0.5rem;
            border-radius: 4px;
        }

        .article-list-item .article-date-box {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: #F9FAFB;
            border-radius: 6px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border: 1px solid #E5E7EB;
        }

        .article-list-item .article-date-box .date-day {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }

        .article-list-item .article-date-box .date-month {
            font-size: 0.7rem;
            color: #6B7280;
            text-transform: uppercase;
        }

        .article-list-item .article-info {
            flex: 1;
            min-width: 0;
        }

        .article-list-item .article-info h3 {
            margin: 0 0 0.3rem;
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.4;
        }

        .article-list-item .article-info h3 a {
            color: var(--color-text-main);
            transition: color var(--transition-base);
        }

        .article-list-item .article-info h3 a:hover {
            color: var(--color-primary);
        }

        .article-list-item .article-info .article-excerpt {
            font-size: 0.9rem;
            color: #6B7280;
            margin: 0 0 0.4rem;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-list-item .article-info .read-more {
            font-size: 0.85rem;
            color: var(--color-accent);
            font-weight: 500;
            transition: all var(--transition-base);
        }

        .article-list-item .article-info .read-more:hover {
            text-decoration: underline;
            color: var(--color-accent-hover);
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .article-list-item {
                flex-direction: column;
                gap: 0.5rem;
            }
            .article-list-item .article-date-box {
                width: auto;
                height: auto;
                flex-direction: row;
                gap: 0.5rem;
                padding: 0.35rem 0.7rem;
                font-size: 0.8rem;
                border-radius: 4px;
                align-self: flex-start;
            }
            .article-list-item .article-date-box .date-day {
                font-size: 1rem;
            }
            .article-list-item .article-date-box .date-month {
                font-size: 0.75rem;
            }
        }

        /* Hero区域 */
        .category-hero {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            margin-top: 64px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(10, 76, 56, 0.88) 0%, rgba(10, 76, 56, 0.65) 60%, rgba(7, 58, 43, 0.5) 100%);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 3rem 0;
        }

        /* 积分榜卡片 */
        .standings-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }

        .standings-card .standings-header {
            background: var(--color-primary);
            color: #fff;
            padding: 0.75rem 1rem;
            font-weight: 700;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .standings-card .standings-body {
            padding: 0.5rem;
            overflow-x: auto;
        }

        /* 数据亮点卡片 */
        .stat-highlight-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

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

        .stat-highlight-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.1;
            margin-bottom: 0.3rem;
        }

        .stat-highlight-card .stat-label {
            font-size: 0.9rem;
            color: #6B7280;
            font-weight: 500;
        }

        /* CTA区域 */
        .cta-section-orange {
            background: var(--color-accent);
            color: #fff;
            padding: 3rem 0;
            text-align: center;
        }

        .btn-primary {
            display: inline-block;
            padding: 0.75rem 2rem;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(10, 76, 56, 0.3);
        }

        .btn-outline-white {
            display: inline-block;
            padding: 0.75rem 2rem;
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-outline-white:hover {
            background: #fff;
            color: var(--color-accent);
        }

        .btn-accent {
            display: inline-block;
            padding: 0.7rem 1.6rem;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(241, 90, 36, 0.35);
        }

        /* 场景卡片 */
        .scenario-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 1rem;
            align-items: flex-start;
        }

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

        .scenario-card .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #ECFDF5;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.5rem;
            color: var(--color-primary);
        }

        /* 流程步骤 */
        .step-item {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            padding: 1rem 0;
        }

        .step-item .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

/* roulang page: category4 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 64px;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
            body {
                padding-top: 60px;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }

        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 0.5rem;
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            min-width: 160px;
            z-index: 1001;
            padding: 0.5rem 0;
            list-style: none;
        }

        .location-dropdown.show {
            display: block;
        }

        .location-dropdown li a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .location-dropdown li a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            font-weight: 500;
            color: #374151;
            border-bottom: 1px solid #f3f4f6;
        }

        .mobile-menu a.active {
            color: var(--color-primary);
            background: #ECFDF5;
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .site-nav .nav-inner {
                padding: 0 1rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            padding: 1rem 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }

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

        .breadcrumb .separator {
            color: #9CA3AF;
        }

        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Hero拼团 */
        .hero-group-buy {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-group-buy::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 76, 56, 0.88) 0%, rgba(7, 58, 43, 0.78) 100%);
            z-index: 1;
        }

        .hero-group-buy .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            padding: 2rem;
        }

        .hero-group-buy .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
            letter-spacing: 0.5px;
        }

        .hero-group-buy h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin: 0 0 1rem;
            letter-spacing: 0.3px;
        }

        .hero-group-buy .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin: 0 0 2rem;
        }

        .hero-group-buy .group-progress {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

        .hero-group-buy .group-avatars {
            display: flex;
            align-items: center;
        }

        .hero-group-buy .group-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--color-accent);
            margin-left: -10px;
        }

        .hero-group-buy .group-avatar:first-child {
            margin-left: 0;
        }

        .hero-group-buy .group-info {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 500;
        }

        .hero-group-buy .group-info strong {
            color: #FFD700;
            font-size: 1.1rem;
        }

        .hero-group-buy .hero-btns {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary-lg {
            display: inline-block;
            padding: 0.85rem 2.2rem;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(241, 90, 36, 0.35);
            letter-spacing: 0.3px;
        }

        .btn-primary-lg:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(241, 90, 36, 0.5);
            transform: translateY(-1px);
            color: #fff;
        }

        .btn-outline-lg {
            display: inline-block;
            padding: 0.85rem 2.2rem;
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-outline-lg:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #FFD700;
            color: #FFD700;
        }

        @media (max-width: 768px) {
            .hero-group-buy {
                min-height: 420px;
            }
            .hero-group-buy h1 {
                font-size: 1.8rem;
            }
            .hero-group-buy .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-group-buy .hero-content {
                padding: 1.5rem 1rem;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                padding: 0.7rem 1.5rem;
                font-size: 0.95rem;
                width: 100%;
                text-align: center;
            }
            .hero-group-buy .hero-btns {
                flex-direction: column;
                gap: 0.75rem;
            }
        }

        /* 板块通用 */
        .section {
            padding: 3.5rem 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-main);
            text-align: center;
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            text-align: center;
            margin-bottom: 2.5rem;
            line-height: 1.7;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 1.75rem;
            }
        }

        /* 卡片 */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            background: #e5e7eb;
        }

        .card-body {
            padding: 1.25rem;
        }

        .card-tag {
            display: inline-block;
            background: #ECFDF5;
            color: var(--color-primary);
            padding: 0.2rem 0.7rem;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 0.6rem;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin: 0 0 0.4rem;
            line-height: 1.4;
        }

        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0 0 0.75rem;
        }

        .card-meta {
            font-size: 0.8rem;
            color: #9CA3AF;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .card-link {
            display: inline-block;
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .card-link:hover {
            color: var(--color-accent-hover);
            text-decoration: underline;
        }

        /* 统计数字 */
        .stat-block {
            background: var(--color-bg-dark);
            color: #fff;
            padding: 3rem 0;
            text-align: center;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }

        .stat-label {
            font-size: 0.9rem;
            color: #9CA3AF;
            margin-top: 0.4rem;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 1rem 0;
            cursor: pointer;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-main);
            gap: 1rem;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #ECFDF5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-primary);
            transition: all var(--transition-base);
            font-size: 1.1rem;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 0.75rem;
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
        }

        /* 流程步骤 */
        .step-item {
            text-align: center;
            position: relative;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 0.75rem;
        }

        .step-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-main);
            margin-bottom: 0.35rem;
        }

        .step-desc {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* CTA */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            padding: 3.5rem 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 2rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .cta-input-group {
            display: flex;
            gap: 0.75rem;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-input-group input {
            flex: 1;
            min-width: 200px;
            padding: 0.85rem 1.2rem;
            border-radius: var(--radius-btn);
            border: none;
            font-size: 0.95rem;
            outline: none;
            background: #fff;
            color: var(--color-text-main);
        }

        .cta-input-group input:focus {
            box-shadow: 0 0 0 3px rgba(241, 90, 36, 0.4);
        }

        .cta-input-group .btn-submit {
            padding: 0.85rem 1.8rem;
            background: var(--color-accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .cta-input-group .btn-submit:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 4px 14px rgba(241, 90, 36, 0.45);
        }

        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-input-group {
                flex-direction: column;
            }
            .cta-input-group input {
                width: 100%;
            }
            .cta-input-group .btn-submit {
                width: 100%;
            }
        }

        /* 筛选栏 */
        .filter-bar {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 2rem;
        }

        .filter-btn {
            padding: 0.5rem 1.2rem;
            border-radius: 20px;
            border: 1px solid var(--color-border-light);
            background: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        .filter-btn:hover,
        .filter-btn.active {
            background: #ECFDF5;
            border-color: var(--color-primary);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* 图文交错 */
        .feature-row {
            display: flex;
            align-items: center;
            gap: 3rem;
            flex-wrap: wrap;
        }

        .feature-row.reverse {
            flex-direction: row-reverse;
        }

        .feature-text {
            flex: 1;
            min-width: 280px;
        }

        .feature-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .feature-text p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .feature-img {
            flex: 1;
            min-width: 280px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .feature-img img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .feature-row {
                flex-direction: column;
                gap: 1.5rem;
            }
            .feature-row.reverse {
                flex-direction: column;
            }
            .feature-text h3 {
                font-size: 1.25rem;
            }
        }

        /* 报告列表项 */
        .report-list-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
            transition: all var(--transition-base);
        }

        .report-list-item:hover {
            background: #fafbfc;
            padding-left: 0.5rem;
            border-radius: 4px;
        }

        .report-date-box {
            flex-shrink: 0;
            width: 55px;
            text-align: center;
            background: #ECFDF5;
            border-radius: 6px;
            padding: 0.5rem 0.3rem;
            color: var(--color-primary);
        }

        .report-date-box .date-day {
            font-size: 1.4rem;
            font-weight: 800;
            line-height: 1;
        }

        .report-date-box .date-month {
            font-size: 0.7rem;
            font-weight: 600;
            text-transform: uppercase;
            margin-top: 2px;
        }

        .report-info {
            flex: 1;
        }

        .report-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin: 0 0 0.3rem;
            line-height: 1.4;
        }

        .report-info .report-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0 0 0.5rem;
        }

        @media (max-width: 768px) {
            .report-list-item {
                flex-direction: column;
                gap: 0.5rem;
            }
            .report-date-box {
                width: auto;
                display: inline-flex;
                gap: 0.5rem;
                align-items: center;
                padding: 0.35rem 0.8rem;
                font-size: 0.85rem;
            }
            .report-date-box .date-day {
                font-size: 1rem;
            }
            .report-date-box .date-month {
                font-size: 0.75rem;
            }
        }

        /* 页脚 */
        .site-footer {
            background: #1F2937;
            color: #D1D5DB;
            padding: 3rem 0 1.5rem;
        }

        .site-footer a {
            color: #9CA3AF;
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }

        .site-footer a:hover {
            color: #fff;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .site-footer .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: #9CA3AF;
        }

        .site-footer .footer-heading {
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
            font-size: 0.9rem;
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }

        .footer-bottom {
            border-top: 1px solid #374151;
            padding-top: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.78rem;
            color: #9CA3AF;
            line-height: 1.8;
        }

        .footer-bottom a {
            font-size: 0.78rem;
        }

/* roulang page: category6 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 64px;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }

        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            min-width: 160px;
            z-index: 1001;
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }

        .location-dropdown.show {
            display: block;
        }

        .location-dropdown a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .location-dropdown a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            font-size: 1rem;
            font-weight: 500;
            color: #374151;
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #ECFDF5;
            color: var(--color-primary);
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .site-nav .nav-inner {
                padding: 0 1rem;
            }
        }

        /* 按钮系统 */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(10, 76, 56, 0.3);
        }

        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(241, 90, 36, 0.3);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            padding: 0.7rem 1.4rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--color-accent);
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-1px);
        }

        /* 卡片 */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

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

        /* 板块间距 */
        .section-py {
            padding: 4rem 0;
        }

        @media (max-width: 768px) {
            .section-py {
                padding: 2.5rem 0;
            }
        }

        /* 倒计时样式 */
        .countdown-digit {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(4px);
            border-radius: 12px;
            padding: 0.6rem 0.8rem;
            min-width: 60px;
            text-align: center;
            display: inline-block;
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            line-height: 1;
            letter-spacing: 2px;
        }

        .countdown-label {
            display: block;
            font-size: 0.75rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 0.3rem;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        @media (max-width: 640px) {
            .countdown-digit {
                font-size: 1.6rem;
                min-width: 44px;
                padding: 0.4rem 0.5rem;
                border-radius: 8px;
            }
            .countdown-label {
                font-size: 0.65rem;
            }
        }

        /* 赛事日历表格 */
        .calendar-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }

        .calendar-table th {
            background: var(--color-primary);
            color: #fff;
            padding: 0.75rem 1rem;
            font-weight: 600;
            text-align: left;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }

        .calendar-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid var(--color-border-light);
            vertical-align: middle;
        }

        .calendar-table tr:hover td {
            background: #F9FAFB;
        }

        .calendar-table .live-badge {
            display: inline-block;
            background: #EF4444;
            color: #fff;
            font-size: 0.7rem;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 700;
            animation: pulse-badge 1.5s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        .calendar-table .upcoming-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.7rem;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }

        /* FAQ手风琴 */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 1rem 0;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-main);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: color var(--transition-base);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #F3F4F6;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            transition: all var(--transition-base);
            font-weight: 700;
            color: #6B7280;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 1rem 0;
        }

        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }

        /* 订阅表单 */
        .subscribe-input {
            flex: 1;
            min-width: 200px;
            padding: 0.75rem 1rem;
            border: 2px solid var(--color-border-light);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: all var(--transition-base);
            background: #fff;
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(10, 76, 56, 0.1);
        }

        /* 流程步骤 */
        .step-number {
            width: 48px;
            height: 48px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .step-connector {
            width: 2px;
            height: 40px;
            background: var(--color-border-light);
            margin: 0 auto;
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 0.3rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .tag-green {
            background: #ECFDF5;
            color: var(--color-primary);
        }

        .tag-orange {
            background: #FFF7F3;
            color: var(--color-accent);
        }

        .tag-blue {
            background: #EFF6FF;
            color: #1D4ED8;
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #a1a1a1;
        }

/* roulang page: category5 */
:root {
            --color-primary: #0A4C38;
            --color-primary-dark: #073A2B;
            --color-accent: #F15A24;
            --color-accent-hover: #D94A1A;
            --color-bg-light: #F5F7FA;
            --color-text-main: #1F2937;
            --color-text-muted: #6B7280;
            --color-border-light: #E5E7EB;
            --color-bg-green-light: #ECFDF5;
            --color-white: #FFFFFF;
            --color-bg-dark: #111827;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --radius-card: 8px;
            --radius-btn: 6px;
            --transition-base: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'system-ui', '-apple-system', 'sans-serif';
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-main);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 64px;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* 导航栏 */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .nav-links li a.active {
            font-weight: 600;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            color: #374151;
            background: #F9FAFB;
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FFF7F3;
        }

        .nav-location-btn .loc-icon {
            width: 18px;
            height: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .location-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            min-width: 160px;
            z-index: 1010;
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }

        .location-dropdown.show {
            display: block;
        }

        .location-dropdown a {
            display: block;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #374151;
            transition: all var(--transition-base);
        }

        .location-dropdown a:hover {
            background: #F9FAFB;
            color: var(--color-accent);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1002;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #374151;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 1.5rem;
            overflow-y: auto;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu .nav-links-mobile {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }

        .mobile-menu .nav-links-mobile li a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-base);
        }

        .mobile-menu .nav-links-mobile li a:hover,
        .mobile-menu .nav-links-mobile li a.active {
            color: var(--color-primary);
            background: #ECFDF5;
        }

        .mobile-menu .nav-links-mobile li a.active {
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-location-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            padding: 1rem 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .separator {
            color: #9CA3AF;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 500;
        }

        /* 播放按钮脉冲动画 */
        @keyframes pulse-ring {
            0% {
                transform: scale(0.95);
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.6);
            }
            70% {
                transform: scale(1);
                box-shadow: 0 0 0 28px rgba(255, 255, 255, 0);
            }
            100% {
                transform: scale(0.95);
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
            }
        }

        .play-btn-wrapper {
            animation: pulse-ring 2.5s ease-out infinite;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: transform var(--transition-base);
        }
        .play-btn-wrapper:hover {
            transform: scale(1.08);
        }

        /* 赛事日期标签 */
        .event-date-badge {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            background: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            padding: 0.4rem 0.8rem;
            min-width: 56px;
            text-align: center;
            font-weight: 700;
            line-height: 1.2;
            flex-shrink: 0;
        }
        .event-date-badge .day {
            font-size: 1.5rem;
            font-weight: 900;
        }
        .event-date-badge .month {
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* 赛事类型标签 */
        .tag-sport {
            display: inline-block;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .tag-football {
            background: #ECFDF5;
            color: #0A4C38;
        }
        .tag-basketball {
            background: #FFF7F3;
            color: #F15A24;
        }
        .tag-esports {
            background: #EEF2FF;
            color: #4F46E5;
        }
        .tag-tennis {
            background: #FEFCE8;
            color: #A16207;
        }

        /* 筛选栏 */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
            padding: 1rem 0;
        }
        .filter-chip {
            display: inline-block;
            padding: 0.45rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            background: #fff;
            color: #374151;
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* 时间线 */
        .timeline-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
            position: relative;
            z-index: 2;
        }
        .timeline-line {
            position: absolute;
            left: 5px;
            top: 18px;
            bottom: -8px;
            width: 2px;
            background: var(--color-border-light);
            z-index: 1;
        }

        /* 卡片hover */
        .card-hover {
            transition: all var(--transition-base);
        }
        .card-hover:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        /* FAQ手风琴 */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 1rem 0;
            background: none;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-main);
            cursor: pointer;
            text-align: left;
            gap: 1rem;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 1rem;
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            background: #fff;
            color: #374151;
        }
        .pagination a:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .pagination .active-page {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }
        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* 响应式补充 */
        @media (max-width: 768px) {
            .event-date-badge {
                min-width: 44px;
                padding: 0.3rem 0.5rem;
            }
            .event-date-badge .day {
                font-size: 1.2rem;
            }
            .filter-bar {
                gap: 0.4rem;
            }
            .filter-chip {
                padding: 0.35rem 0.7rem;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .play-btn-wrapper {
                width: 60px !important;
                height: 60px !important;
            }
            .play-btn-wrapper svg {
                width: 20px !important;
                height: 24px !important;
            }
        }