/* roulang page: index */
:root {
            --color-black: #1A1614;
            --color-black-light: #2B2725;
            --color-gold: #C89B5A;
            --color-gold-dark: #B8853F;
            --color-paper: #F7F3EC;
            --color-white: #FFFFFF;
            --color-text: #2B2725;
            --color-muted: #6B6560;
            --color-danger: #B5442E;
            --color-border: #E5DED3;
            --color-img-bg: #EFEAE2;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --shadow-default: 0 1px 3px rgba(26,22,20,0.06);
            --shadow-hover: 0 8px 24px rgba(26,22,20,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SFMono-Regular', 'Consolas', 'Noto Sans SC', monospace;
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

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

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-serif);
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-black);
        }

        h1 {
            font-size: 40px;
        }
        h2 {
            font-size: 28px;
        }
        h3 {
            font-size: 20px;
        }

        ::selection {
            background-color: var(--color-gold);
            color: var(--color-black);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background-color: var(--color-black);
            border-bottom: 1px solid rgba(200, 155, 90, 0.35);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.1);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text .accent {
            color: var(--color-gold);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav>li {
            position: relative;
        }

        .main-nav>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.88);
            letter-spacing: 0.3px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus,
        .main-nav>li.active>a {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
        }

        .main-nav>li>a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .dropdown-wrap {
            position: relative;
        }

        .dropdown-toggle .arrow {
            font-size: 10px;
            margin-left: 4px;
            display: inline-block;
            transition: transform var(--transition);
        }

        .dropdown-wrap.open .dropdown-toggle .arrow {
            transform: rotate(180deg);
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            min-width: 220px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 12px 36px rgba(26,22,20,0.16);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
            z-index: 1001;
            border: 1px solid var(--color-border);
        }

        .dropdown-wrap.open .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 20px;
            font-size: 14px;
            color: var(--color-text);
            transition: background var(--transition), color var(--transition);
            border-left: 2px solid transparent;
        }

        .dropdown-menu a:hover,
        .dropdown-menu a:focus {
            background: var(--color-paper);
            color: var(--color-gold);
            border-left-color: var(--color-gold);
        }

        .dropdown-menu a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 42px;
            height: 42px;
            padding: 8px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-btn);
            transition: border-color var(--transition);
        }

        .hamburger:hover,
        .hamburger:focus-visible {
            border-color: var(--color-gold);
        }

        .hamburger:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .hamburger span {
            display: block;
            height: 2px;
            width: 100%;
            background: #fff;
            border-radius: 1px;
            transition: all var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-black);
            z-index: 999;
            padding: 28px 24px 48px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }

        .mobile-nav.open {
            transform: translateX(0);
        }

        .mobile-nav-inner {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-nav-group-title {
            color: var(--color-gold);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            padding: 16px 0 8px;
        }

        .mobile-nav a {
            display: block;
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 15px;
            border-radius: 6px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .mobile-nav a:hover,
        .mobile-nav a:focus,
        .mobile-nav a.active {
            color: var(--color-gold);
            border-color: rgba(200, 155, 90, 0.4);
            background: rgba(200, 155, 90, 0.08);
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            padding-top: var(--header-height);
            min-height: 580px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #1A1614 0%, #2B2725 50%, #3A332D 100%);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/4545d83cc2646811.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,22,20,0.35) 0%, rgba(26,22,20,0.55) 100%);
            z-index: 2;
        }

        .hero .container {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .hero-content h1 {
            font-size: 40px;
            color: #fff;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .hero-content h1 .highlight {
            color: var(--color-gold);
        }

        .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            margin-bottom: 30px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 26px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            letter-spacing: 0.3px;
            cursor: pointer;
            border: 1px solid transparent;
            min-height: 46px;
        }

        .btn-primary {
            background: var(--color-gold);
            color: var(--color-black);
            border-color: var(--color-gold);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-gold-dark);
            border-color: var(--color-gold-dark);
            color: var(--color-black);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(200, 155, 90, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: #fff;
            color: var(--color-black);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 2px;
        }

        .hero-visual {
            position: relative;
        }

        .hero-visual-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(200, 155, 90, 0.3);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-visual-card .visual-image {
            aspect-ratio: 4 / 3;
            border-radius: 8px;
            background-color: var(--color-img-bg);
            border: 1px dashed rgba(200, 155, 90, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            overflow: hidden;
        }

        .hero-visual-card .visual-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-visual-card .visual-label {
            font-size: 13px;
            color: var(--color-gold);
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .hero-visual-card .visual-points {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .hero-visual-card .visual-points span {
            display: inline-block;
            padding: 6px 12px;
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(200, 155, 90, 0.35);
            border-radius: 20px;
            background: rgba(200, 155, 90, 0.1);
        }

        /* ========== Section 通用 ========== */
        .site-section {
            padding: var(--spacing-section) 0;
        }

        .site-section-alt {
            background: #F1EBE0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--color-gold-dark);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            color: var(--color-black);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-desc {
            font-size: 15.5px;
            color: var(--color-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head.center {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }

        .section-head.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 数据看板条 ========== */
        .dashboard-bar {
            background: var(--color-black);
            padding: 36px 0;
            border-top: 1px solid rgba(200, 155, 90, 0.3);
            border-bottom: 1px solid rgba(200, 155, 90, 0.3);
            position: relative;
            overflow: hidden;
        }

        .dashboard-bar::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/02684d95f5e43f29.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            z-index: 1;
        }

        .dashboard-bar .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .dashboard-item {
            text-align: center;
            padding: 16px 12px;
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(200, 155, 90, 0.2);
            transition: all var(--transition);
        }

        .dashboard-item:hover {
            border-color: rgba(200, 155, 90, 0.5);
            background: rgba(255, 255, 255, 0.07);
        }

        .dashboard-number {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 1px;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .dashboard-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.5px;
        }

        /* ========== 栏目入口网格 ========== */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .channel-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition);
            box-shadow: var(--shadow-default);
            position: relative;
            overflow: hidden;
        }

        .channel-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--color-gold);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .channel-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .channel-card:hover::before {
            opacity: 1;
        }

        .channel-card:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
            border-color: var(--color-gold);
        }

        .channel-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(200, 155, 90, 0.12);
            border: 1px solid rgba(200, 155, 90, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-gold-dark);
            font-family: var(--font-serif);
            font-weight: 700;
            flex-shrink: 0;
        }

        .channel-card h3 {
            font-size: 18px;
            color: var(--color-black);
            line-height: 1.35;
        }

        .channel-card p {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.6;
            flex-grow: 1;
        }

        .channel-card .channel-link-text {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .channel-card:hover .channel-link-text {
            color: var(--color-black);
        }

        /* ========== 资讯列表卡片 ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
            box-shadow: var(--shadow-default);
            position: relative;
        }

        .news-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-gold);
            z-index: 2;
        }

        .news-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .news-card:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .news-card-image {
            aspect-ratio: 16 / 9;
            background: var(--color-img-bg);
            border-bottom: 1px solid var(--color-border);
            overflow: hidden;
        }

        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .news-card-image img {
            transform: scale(1.04);
        }

        .news-card-body {
            padding: 20px 22px 18px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex-grow: 1;
        }

        .news-card-body h3 {
            font-size: 18px;
            line-height: 1.45;
            color: var(--color-black);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

        .news-card:hover .news-card-body h3 {
            color: var(--color-gold-dark);
        }

        .news-card-body .excerpt {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--color-border);
            font-size: 12.5px;
            color: var(--color-muted);
        }

        .news-card-meta .category-badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 11.5px;
            font-weight: 600;
            color: var(--color-gold-dark);
            background: rgba(200, 155, 90, 0.12);
            border: 1px solid rgba(200, 155, 90, 0.25);
            border-radius: 20px;
            letter-spacing: 0.3px;
        }

        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 40px 20px;
            background: var(--color-white);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            color: var(--color-muted);
            font-size: 15px;
        }

        /* ========== 专题横条 ========== */
        .feature-banner {
            background: var(--color-black);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            padding: 0;
            box-shadow: var(--shadow-hover);
            border: 1px solid rgba(200, 155, 90, 0.3);
            position: relative;
        }

        .feature-banner-image {
            position: relative;
            min-height: 320px;
            overflow: hidden;
        }

        .feature-banner-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .feature-banner-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, var(--color-black) 0%, transparent 60%);
            z-index: 1;
        }

        .feature-banner-content {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
            z-index: 2;
        }

        .feature-banner-content .section-label {
            color: var(--color-gold);
            margin-bottom: 4px;
        }

        .feature-banner-content h2 {
            color: #fff;
            font-size: 26px;
        }

        .feature-banner-content p {
            color: rgba(255, 255, 255, 0.78);
            font-size: 15px;
            line-height: 1.8;
        }

        .feature-banner-content .btn {
            align-self: flex-start;
            margin-top: 8px;
        }

        /* ========== 步骤时间轴 ========== */
        .steps-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 22px;
            position: relative;
            transition: all var(--transition);
            box-shadow: var(--shadow-default);
            text-align: center;
        }

        .step-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .step-number {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 700;
            color: rgba(200, 155, 90, 0.35);
            line-height: 1;
            margin-bottom: 14px;
            transition: color var(--transition);
        }

        .step-card:hover .step-number {
            color: var(--color-gold);
        }

        .step-card h3 {
            font-size: 17px;
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.65;
        }

        /* ========== 比例与仓位说明 ========== */
        .ratio-position-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .ratio-list {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-default);
        }

        .ratio-list h3 {
            font-size: 19px;
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border);
        }

        .ratio-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid #f0ebe2;
            gap: 16px;
        }

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

        .ratio-item .ratio-label {
            font-size: 14.5px;
            color: var(--color-text);
            font-weight: 500;
        }

        .ratio-item .ratio-value {
            font-family: var(--font-mono);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-gold-dark);
            background: rgba(200, 155, 90, 0.1);
            padding: 4px 12px;
            border-radius: 6px;
            border: 1px solid rgba(200, 155, 90, 0.2);
        }

        .position-chart {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-default);
        }

        .position-chart h3 {
            font-size: 19px;
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border);
        }

        .position-bar-group {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .position-bar-item .bar-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .position-bar-item .bar-header .bar-percent {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--color-gold-dark);
        }

        .bar-track {
            height: 12px;
            background: #F1EBE0;
            border-radius: 6px;
            overflow: hidden;
        }

        .bar-fill {
            height: 100%;
            border-radius: 6px;
            transition: width 0.6s ease;
        }

        .bar-fill.low {
            background: #C89B5A;
            width: 30%;
        }
        .bar-fill.mid {
            background: #B8853F;
            width: 50%;
        }
        .bar-fill.high {
            background: #A0643A;
            width: 20%;
        }
        .bar-fill.danger {
            background: var(--color-danger);
            width: 10%;
        }

        /* ========== 平台测评横滑 ========== */
        .platform-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding: 8px 4px 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-gold) #E5DED3;
        }

        .platform-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .platform-scroll::-webkit-scrollbar-track {
            background: #E5DED3;
            border-radius: 3px;
        }
        .platform-scroll::-webkit-scrollbar-thumb {
            background: var(--color-gold);
            border-radius: 3px;
        }

        .platform-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition);
            box-shadow: var(--shadow-default);
        }

        .platform-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .platform-card .platform-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            font-family: var(--font-serif);
        }

        .platform-card .platform-indicators {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .platform-card .platform-indicators span {
            font-size: 11.5px;
            padding: 3px 8px;
            border-radius: 4px;
            background: #F7F3EC;
            color: var(--color-muted);
            border: 1px solid var(--color-border);
        }

        .platform-card .platform-risk {
            font-size: 12.5px;
            color: var(--color-danger);
            border-left: 3px solid var(--color-danger);
            padding-left: 10px;
            line-height: 1.6;
        }

        /* ========== 策略精选 2x2 异形 ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.7fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .strategy-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-default);
            display: flex;
            flex-direction: column;
            gap: 10px;
            position: relative;
        }

        .strategy-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .strategy-card.large {
            grid-row: span 2;
            padding: 36px 28px;
        }

        .strategy-card.large h3 {
            font-size: 22px;
        }

        .strategy-card h3 {
            font-size: 18px;
            line-height: 1.4;
        }

        .strategy-card .strategy-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-gold-dark);
            background: rgba(200, 155, 90, 0.1);
            padding: 4px 10px;
            border-radius: 4px;
            align-self: flex-start;
        }

        .strategy-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ========== 政策 / 大盘解读 ========== */
        .policy-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 28px;
            align-items: center;
        }

        .policy-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .policy-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 16px 18px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            transition: all var(--transition);
        }

        .policy-item:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-default);
        }

        .policy-item .policy-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--color-gold-dark);
            font-weight: 600;
            flex-shrink: 0;
            min-width: 50px;
        }

        .policy-item .policy-text {
            font-size: 14.5px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .policy-image {
            aspect-ratio: 16 / 10;
            background: var(--color-img-bg);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .policy-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== 资金安全 / 合同条款 ========== */
        .safety-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .safety-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-default);
            border-left: 4px solid var(--color-gold);
        }

        .safety-card h3 {
            font-size: 19px;
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
        }

        .safety-points {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .safety-points li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14.5px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .safety-points li::before {
            content: '◆';
            color: var(--color-gold);
            font-size: 10px;
            margin-top: 5px;
            flex-shrink: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(200, 155, 90, 0.5);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--color-black);
            transition: background var(--transition);
            width: 100%;
            text-align: left;
        }

        .faq-question:hover,
        .faq-question:focus-visible {
            background: #FBF8F3;
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: var(--radius-card);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1.5px solid var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-gold-dark);
            transition: all var(--transition);
            flex-shrink: 0;
            font-weight: 400;
            line-height: 1;
            background: rgba(200, 155, 90, 0.08);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-gold);
            color: var(--color-black);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14.5px;
            color: var(--color-muted);
            line-height: 1.8;
            padding-top: 4px;
            border-top: 1px solid #f0ebe2;
        }

        .faq-question .faq-marker {
            font-family: var(--font-serif);
            font-weight: 700;
            color: var(--color-gold-dark);
            margin-right: 8px;
            font-size: 16px;
        }

        /* ========== 表单 ========== */
        .subscribe-section {
            background: var(--color-black);
            padding: var(--spacing-section) 0;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/52109af4a685f1da.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            z-index: 1;
        }

        .subscribe-section .container {
            position: relative;
            z-index: 2;
        }

        .subscribe-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            max-width: 680px;
            margin: 0 auto;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(200, 155, 90, 0.3);
        }

        .subscribe-card h2 {
            font-size: 24px;
            margin-bottom: 10px;
            text-align: center;
        }

        .subscribe-card .form-desc {
            font-size: 14px;
            color: var(--color-muted);
            text-align: center;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 13.5px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            font-size: 14.5px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            background: #FBF8F3;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
            -webkit-appearance: none;
            appearance: none;
        }

        .form-group select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6560' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }

        .form-group input:hover,
        .form-group select:hover {
            border-color: rgba(200, 155, 90, 0.5);
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 2px rgba(200, 155, 90, 0.2);
            outline: none;
            background: #fff;
        }

        .form-group input::placeholder {
            color: #B5ACA2;
        }

        .form-submit {
            width: 100%;
            margin-top: 8px;
        }

        .form-footnote {
            font-size: 12px;
            color: var(--color-muted);
            text-align: center;
            margin-top: 14px;
            line-height: 1.7;
        }

        .form-footnote .risk-highlight {
            color: var(--color-danger);
            font-weight: 600;
        }

        /* ========== 风险提示条 ========== */
        .risk-strip {
            padding: 28px 0;
            border-top: 1px solid var(--color-border);
            background: #F1EBE0;
        }

        .risk-strip .container {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .risk-icon {
            font-size: 18px;
            color: var(--color-danger);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .risk-strip p {
            font-size: 12.5px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-black);
            padding: 52px 0 24px;
            color: rgba(255, 255, 255, 0.75);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
            display: inline-block;
        }

        .footer-col ul a:hover,
        .footer-col ul a:focus {
            color: var(--color-gold);
        }

        .footer-contact {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 2;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .domain {
            color: rgba(255, 255, 255, 0.65);
            font-family: var(--font-mono);
            font-size: 12px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

        .footer-bottom a:hover,
        .footer-bottom a:focus {
            color: var(--color-gold);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .main-nav>li>a {
                padding: 10px 10px;
                font-size: 13.5px;
            }

            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps-timeline {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-content h1 {
                font-size: 34px;
            }

            .hero-visual-card {
                max-width: 480px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }

            .site-header .container {
                gap: 8px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-nav {
                display: block;
            }

            .hero {
                min-height: auto;
                padding-top: calc(var(--header-height) + 20px);
                padding-bottom: 48px;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-top: 20px;
            }

            .hero-content h1 {
                font-size: 30px;
            }

            .hero-subtitle {
                font-size: 15.5px;
            }

            .dashboard-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .dashboard-number {
                font-size: 28px;
            }

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

            .channel-card {
                padding: 18px 16px;
            }

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

            .feature-banner {
                grid-template-columns: 1fr;
            }

            .feature-banner-image {
                min-height: 200px;
            }

            .feature-banner-image::after {
                background: linear-gradient(180deg, var(--color-black) 0%, transparent 50%);
            }

            .feature-banner-content {
                padding: 28px 22px;
            }

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

            .ratio-position-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

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

            .strategy-card.large {
                grid-row: auto;
                padding: 24px 20px;
            }

            .subscribe-card {
                padding: 26px 20px;
            }

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

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

        @media (max-width: 520px) {
            :root {
                --spacing-section: 36px;
                --container-padding: 16px;
            }

            .logo-text {
                font-size: 17px;
            }

            .hero-content h1 {
                font-size: 26px;
                line-height: 1.45;
            }

            .hero-subtitle {
                font-size: 14.5px;
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .dashboard-bar .container {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .dashboard-number {
                font-size: 24px;
            }

            .dashboard-label {
                font-size: 12.5px;
            }

            .channel-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .section-title {
                font-size: 22px;
            }

            .feature-banner-content h2 {
                font-size: 20px;
            }

            .subscribe-card h2 {
                font-size: 20px;
            }

            .platform-card {
                flex: 0 0 260px;
            }

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

            .risk-strip .container {
                flex-direction: column;
                gap: 6px;
            }
        }

        @media (hover: none) {
            .news-card:hover,
            .channel-card:hover,
            .step-card:hover,
            .platform-card:hover,
            .strategy-card:hover,
            .policy-item:hover,
            .dashboard-item:hover,
            .safety-card:hover {
                transform: none;
                box-shadow: var(--shadow-default);
            }

            .btn-primary:hover,
            .btn-secondary:hover {
                transform: none;
                box-shadow: none;
            }

            .btn-primary:active {
                background: var(--color-gold-dark);
                border-color: var(--color-gold-dark);
            }

            .btn-secondary:active {
                background: #fff;
                color: var(--color-black);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

/* roulang page: category1 */
:root {
            --color-black: #1A1614;
            --color-black-light: #2B2725;
            --color-gold: #C89B5A;
            --color-gold-dark: #B8853F;
            --color-paper: #F7F3EC;
            --color-white: #FFFFFF;
            --color-text: #2B2725;
            --color-muted: #6B6560;
            --color-danger: #B5442E;
            --color-border: #E5DED3;
            --color-img-bg: #EFEAE2;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --shadow-default: 0 1px 3px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SFMono-Regular', 'Consolas', 'Noto Sans SC', monospace;
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

        a:hover,
        a:focus {
            color: var(--color-gold);
        }

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        .section {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }

        .section-alt {
            background-color: var(--color-white);
        }

        .section-dark {
            background-color: var(--color-black);
            color: #ffffff;
        }

        .section-dark h1,
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #ffffff;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-black);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header.centered {
            text-align: center;
        }

        .section-header.centered .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background-color: var(--color-black);
            border-bottom: 1px solid rgba(200, 155, 90, 0.35);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.1);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text .accent {
            color: var(--color-gold);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav>li {
            position: relative;
        }

        .main-nav>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.88);
            letter-spacing: 0.3px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus,
        .main-nav>li.active>a {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
        }

        .main-nav>li>a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .dropdown-toggle .arrow {
            font-size: 10px;
            margin-left: 4px;
            display: inline-block;
            transition: transform var(--transition);
        }

        .dropdown-wrap.open .dropdown-toggle .arrow {
            transform: rotate(180deg);
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            min-width: 220px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 12px 36px rgba(26, 22, 20, 0.16);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
            z-index: 100;
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 20px;
            font-size: 14px;
            color: var(--color-text);
            transition: background var(--transition), color var(--transition);
        }

        .dropdown-menu a:hover,
        .dropdown-menu a:focus {
            background: var(--color-paper);
            color: var(--color-gold);
        }

        .dropdown-wrap.open .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .mobile-nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 6px;
            cursor: pointer;
        }

        .mobile-nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .mobile-nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .mobile-nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .mobile-nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-black);
            padding: 24px;
            overflow-y: auto;
            z-index: 999;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .mobile-nav.open {
            transform: translateX(0);
        }

        .mobile-nav a {
            display: block;
            padding: 14px 12px;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.88);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: color var(--transition), background var(--transition);
        }

        .mobile-nav a:hover,
        .mobile-nav a:focus {
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.08);
        }

        .mobile-nav .active a {
            color: var(--color-gold);
            font-weight: 600;
        }

        .mobile-nav .mobile-sub-title {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            padding: 16px 12px 8px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* 面包屑 */
        .breadcrumb-section {
            padding: 32px 0 20px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
        }

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

        .breadcrumb a:hover,
        .breadcrumb a:focus {
            color: var(--color-gold);
        }

        .breadcrumb .separator {
            color: var(--color-border);
        }

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

        /* 分类导语 */
        .category-intro {
            display: flex;
            align-items: center;
            gap: 40px;
            padding: 20px 0 8px;
        }

        .category-intro .intro-text {
            flex: 1;
        }

        .category-intro .intro-text h1 {
            font-family: var(--font-serif);
            font-size: 34px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-black);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-intro .intro-text p {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.85;
        }

        .category-intro .intro-image {
            flex-shrink: 0;
            width: 420px;
            height: 280px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            background: var(--color-img-bg);
            position: relative;
        }

        .category-intro .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 风险要点网格 */
        .risk-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .risk-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-default);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .risk-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-gold);
        }

        .risk-card .risk-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: rgba(200, 155, 90, 0.12);
            border: 1px solid rgba(200, 155, 90, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-gold);
            margin-bottom: 16px;
            font-weight: 700;
        }

        .risk-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .risk-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* 风控流程 */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: flow;
        }

        .flow-step {
            position: relative;
            padding: 28px 24px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            transition: transform var(--transition), box-shadow var(--transition);
            counter-increment: flow;
        }

        .flow-step::before {
            content: counter(flow, decimal-leading-zero);
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: rgba(200, 155, 90, 0.3);
            display: block;
            margin-bottom: 16px;
            line-height: 1;
        }

        .flow-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .flow-step h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .flow-step p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        .flow-step .step-line {
            position: absolute;
            top: 50%;
            right: -12px;
            width: 24px;
            height: 2px;
            background: var(--color-border);
            transform: translateY(-50%);
        }

        .flow-step:last-child .step-line {
            display: none;
        }

        /* 政策条款列表 */
        .policy-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .policy-item {
            display: flex;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-default);
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .policy-item .policy-badge {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 8px;
            background: rgba(200, 155, 90, 0.1);
            border: 1px solid rgba(200, 155, 90, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .policy-item h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .policy-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* 常见误区 */
        .misconception-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .misconception-item {
            background: #fff;
            border-left: 4px solid var(--color-danger);
            border-radius: 6px;
            padding: 18px 20px;
            box-shadow: var(--shadow-default);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .misconception-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-hover);
        }

        .misconception-item .misconception-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-danger);
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .misconception-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .misconception-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* 资讯列表 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-default);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-gold);
        }

        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 12px;
        }

        .news-card .news-meta .news-category {
            color: var(--color-gold);
            font-weight: 600;
            font-size: 12px;
        }

        .news-card h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            line-height: 1.55;
            margin-bottom: 10px;
        }

        .news-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-link {
            margin-top: 16px;
            font-size: 14px;
            color: var(--color-gold-dark);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }

        .news-card .news-link:hover,
        .news-card .news-link:focus {
            color: var(--color-gold);
        }

        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-muted);
            font-size: 15px;
        }

        /* 表单 CTA */
        .cta-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 40px;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-card .cta-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-black);
            text-align: center;
            margin-bottom: 8px;
        }

        .cta-card .cta-desc {
            text-align: center;
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 28px;
        }

        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .cta-form .form-group {
            display: flex;
            flex-direction: column;
        }

        .cta-form .form-group.full-width {
            grid-column: span 2;
        }

        .cta-form label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .cta-form input,
        .cta-form select {
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 14px;
            font-size: 15px;
            color: var(--color-text);
            background: var(--color-paper);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 2px rgba(200, 155, 90, 0.15);
        }

        .cta-form .btn-primary {
            grid-column: span 2;
            height: 48px;
            border-radius: var(--radius-btn);
            background: var(--color-gold);
            color: var(--color-black);
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.5px;
            transition: background var(--transition), transform var(--transition);
        }

        .cta-form .btn-primary:hover,
        .cta-form .btn-primary:focus {
            background: var(--color-gold-dark);
            transform: translateY(-2px);
        }

        .cta-form .btn-primary:active {
            transform: translateY(0);
        }

        .cta-form .btn-primary:focus-visible {
            outline: 2px solid var(--color-gold-dark);
            outline-offset: 2px;
        }

        .form-note {
            grid-column: span 2;
            text-align: center;
            font-size: 12px;
            color: var(--color-muted);
            margin-top: 4px;
        }

        /* 风险提示条 */
        .risk-disclaimer-bar {
            background: #FFF8F5;
            border: 1px solid var(--color-danger);
            border-radius: var(--radius-card);
            padding: 20px 24px;
        }

        .risk-disclaimer-bar h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-danger);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .risk-disclaimer-bar p {
            font-size: 13px;
            color: #8B4A3D;
            line-height: 1.8;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-black);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 28px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .site-footer .footer-brand .logo {
            margin-bottom: 14px;
        }

        .site-footer .footer-brand p {
            font-size: 13.5px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

        .site-footer .footer-col ul li a:hover,
        .site-footer .footer-col ul li a:focus {
            color: var(--color-gold);
        }

        .site-footer .footer-contact {
            font-size: 13.5px;
            line-height: 2;
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

        .site-footer .footer-bottom a:hover,
        .site-footer .footer-bottom a:focus {
            color: var(--color-gold);
        }

        .site-footer .footer-bottom .domain {
            font-family: var(--font-mono);
            font-size: 12.5px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .risk-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .flow-step .step-line {
                display: none;
            }

            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-intro {
                flex-direction: column;
                align-items: flex-start;
            }

            .category-intro .intro-image {
                width: 100%;
                height: 220px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }

            .main-nav {
                display: none;
            }

            .mobile-nav-toggle {
                display: flex;
            }

            .mobile-nav {
                display: block;
            }

            .category-intro .intro-text h1 {
                font-size: 28px;
            }

            .risk-grid {
                grid-template-columns: 1fr;
            }

            .flow-steps {
                grid-template-columns: 1fr;
            }

            .policy-list {
                grid-template-columns: 1fr;
            }

            .misconception-list {
                grid-template-columns: 1fr;
            }

            .news-grid {
                grid-template-columns: 1fr;
            }

            .cta-card {
                padding: 28px 20px;
            }

            .cta-form {
                grid-template-columns: 1fr;
            }

            .cta-form .form-group.full-width,
            .cta-form .btn-primary,
            .form-note {
                grid-column: span 1;
            }

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

            .site-footer.footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --spacing-section: 36px;
                --container-padding: 16px;
            }

            .category-intro .intro-text h1 {
                font-size: 24px;
            }

            .section-title {
                font-size: 22px;
            }

            .breadcrumb-section {
                padding: 20px 0 12px;
            }
        }

/* roulang page: article */
:root {
            --color-black: #1A1614;
            --color-black-light: #2B2725;
            --color-gold: #C89B5A;
            --color-gold-dark: #B8853F;
            --color-paper: #F7F3EC;
            --color-white: #FFFFFF;
            --color-text: #2B2725;
            --color-muted: #6B6560;
            --color-danger: #B5442E;
            --color-border: #E5DED3;
            --color-img-bg: #EFEAE2;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --shadow-default: 0 1px 3px rgba(26,22,20,0.06);
            --shadow-hover: 0 8px 24px rgba(26,22,20,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SFMono-Regular', 'Consolas', 'Noto Sans SC', monospace;
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

        a:hover {
            color: var(--color-gold-dark);
        }

        a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        /* ========== 顶部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background-color: var(--color-black);
            border-bottom: 1px solid rgba(200, 155, 90, 0.35);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.1);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text .accent {
            color: var(--color-gold);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 6px;
            border-radius: 6px;
            border: 1px solid rgba(255,255,255,0.2);
            background: transparent;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(200,155,90,0.15);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .mobile-nav-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.55);
            z-index: 1099;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), visibility var(--transition);
        }

        .mobile-nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .mobile-nav {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(320px, 85vw);
            background: var(--color-black);
            z-index: 1100;
            padding: 24px 28px 40px;
            transform: translateX(100%);
            transition: transform var(--transition);
            overflow-y: auto;
            display: none;
        }

        .mobile-nav.active {
            transform: translateX(0);
        }

        .mobile-nav-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .mobile-nav-close {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            border: 1px solid rgba(255,255,255,0.2);
            color: #fff;
            font-size: 20px;
            line-height: 1;
            transition: background var(--transition);
        }

        .mobile-nav-close:hover {
            background: rgba(200,155,90,0.15);
        }

        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav ul a {
            display: block;
            padding: 12px 14px;
            font-size: 15px;
            color: rgba(255,255,255,0.85);
            border-left: 3px solid transparent;
            transition: color var(--transition), border-color var(--transition), background var(--transition);
        }

        .mobile-nav ul a:hover,
        .mobile-nav ul a:focus,
        .mobile-nav ul li.active a {
            color: var(--color-gold);
            border-left-color: var(--color-gold);
            background: rgba(200,155,90,0.08);
        }

        .mobile-nav-group-title {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            color: rgba(200,155,90,0.7);
            text-transform: uppercase;
            padding: 16px 14px 6px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
        }

        .main-nav>li {
            position: relative;
        }

        .main-nav>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.88);
            letter-spacing: 0.3px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus,
        .main-nav>li.active>a {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
        }

        .main-nav>li>a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .dropdown-toggle .arrow {
            font-size: 10px;
            margin-left: 4px;
            display: inline-block;
            transition: transform var(--transition);
        }

        .dropdown-wrap.open .dropdown-toggle .arrow {
            transform: rotate(180deg);
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            min-width: 220px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 12px 36px rgba(26,22,20,0.16);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
            z-index: 1100;
        }

        .dropdown-wrap.open .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 20px;
            font-size: 14px;
            color: var(--color-text);
            transition: color var(--transition), background var(--transition);
        }

        .dropdown-menu a:hover {
            color: var(--color-gold-dark);
            background: var(--color-paper);
        }

        /* ========== 面包屑与文章头部 ========== */
        .breadcrumb-section {
            padding: 24px 0 8px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13.5px;
            color: var(--color-muted);
            list-style: none;
        }

        .breadcrumb-nav li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .breadcrumb-nav a:hover {
            color: var(--color-gold-dark);
        }

        .breadcrumb-nav .sep {
            color: #c2b8aa;
            font-size: 12px;
        }

        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 600;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 360px;
        }

        .article-hero {
            padding: 36px 0 40px;
        }

        .article-hero-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            overflow: hidden;
        }

        .article-hero-body {
            padding: 40px 48px 36px;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(200, 155, 90, 0.1);
            border: 1px solid rgba(200, 155, 90, 0.4);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-gold-dark);
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .article-hero h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-black);
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px 24px;
            font-size: 14px;
            color: var(--color-muted);
            padding-top: 16px;
            border-top: 1px solid var(--color-border);
        }

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .meta-icon {
            font-size: 14px;
            color: var(--color-gold);
        }

        .article-hero-image {
            width: 100%;
            aspect-ratio: 21 / 9;
            background-color: var(--color-img-bg);
            overflow: hidden;
            border-top: 1px solid var(--color-border);
        }

        .article-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== 正文区 ========== */
        .article-content-section {
            padding: 8px 0 32px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 280px;
            gap: 32px;
            align-items: start;
        }

        .article-body-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 48px 52px;
            min-width: 0;
        }

        .article-body {
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text);
            word-break: break-word;
        }

        .article-body h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-black);
            margin: 36px 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-border);
        }

        .article-body h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-black);
            margin: 28px 0 12px;
        }

        .article-body p {
            margin-bottom: 18px;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 20px 24px;
            padding-left: 8px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body blockquote {
            margin: 24px 0;
            padding: 20px 24px;
            background: var(--color-paper);
            border-left: 4px solid var(--color-gold);
            border-radius: 0 8px 8px 0;
            font-size: 15.5px;
            color: var(--color-black-light);
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-body table th {
            background: var(--color-black);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
        }

        .article-body table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
        }

        .article-body img {
            border-radius: 8px;
            margin: 24px 0;
            border: 1px solid var(--color-border);
        }

        .article-body .article-img-placeholder {
            width: 100%;
            aspect-ratio: 16 / 9;
            background: var(--color-img-bg);
            border: 2px dashed #d8cfc0;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 24px 0;
            color: var(--color-muted);
            font-size: 13px;
        }

        .article-not-found {
            padding: 60px 30px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
        }

        .article-not-found h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            color: var(--color-black);
        }

        .article-not-found p {
            color: var(--color-muted);
        }

        /* ========== 文末标签 ========== */
        .article-tags-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border);
        }

        .article-tag {
            padding: 6px 16px;
            border: 1px solid var(--color-gold);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-gold-dark);
            transition: background var(--transition), color var(--transition);
        }

        .article-tag:hover {
            background: var(--color-gold);
            color: var(--color-black);
        }

        /* ========== 侧栏 ========== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }

        .sidebar-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 24px;
        }

        .sidebar-card h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border);
        }

        .sidebar-cta-btn {
            display: block;
            width: 100%;
            padding: 12px 18px;
            background: var(--color-gold);
            color: var(--color-black);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14.5px;
            text-align: center;
            transition: background var(--transition), transform var(--transition);
            margin-bottom: 10px;
        }

        .sidebar-cta-btn:hover {
            background: var(--color-gold-dark);
            color: var(--color-black);
            transform: translateY(-2px);
        }

        .sidebar-cta-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        .sidebar-cta-btn.secondary {
            background: transparent;
            border: 1px solid var(--color-black);
            color: var(--color-black);
        }

        .sidebar-cta-btn.secondary:hover {
            background: var(--color-black);
            color: #fff;
        }

        .sidebar-contact-info {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
            color: var(--color-muted);
        }

        .sidebar-contact-info div {
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .sidebar-contact-info .contact-icon {
            color: var(--color-gold);
            flex-shrink: 0;
        }

        /* ========== 相关推荐 ========== */
        .related-section {
            padding: 40px 0 32px;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 28px;
            gap: 16px;
            flex-wrap: wrap;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--color-gold-dark);
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-black);
            line-height: 1.4;
        }

        .section-header .more-link {
            font-size: 14px;
            color: var(--color-gold-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .section-header .more-link:hover {
            text-decoration: underline;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-gold);
        }

        .related-card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            background: var(--color-img-bg);
            overflow: hidden;
            position: relative;
        }

        .related-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .related-card:hover .related-card-image img {
            transform: scale(1.03);
        }

        .related-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .related-card-badge {
            display: inline-block;
            align-self: flex-start;
            padding: 3px 12px;
            background: rgba(200,155,90,0.12);
            border-radius: 12px;
            font-size: 12px;
            color: var(--color-gold-dark);
            font-weight: 500;
        }

        .related-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.55;
            color: var(--color-black);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }

        .related-card p {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }

        .related-card-date {
            font-size: 12.5px;
            color: #a09a92;
            margin-top: auto;
        }

        /* ========== 上一篇下一篇 ========== */
        .prev-next-section {
            padding: 12px 0 40px;
        }

        .prev-next-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .prev-next-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            gap: 18px;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .prev-next-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-gold);
        }

        .prev-next-icon {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--color-paper);
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-gold-dark);
        }

        .prev-next-content {
            min-width: 0;
        }

        .prev-next-label {
            font-size: 12.5px;
            color: var(--color-muted);
            margin-bottom: 4px;
        }

        .prev-next-title {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-black);
            line-height: 1.45;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .prev-next-card.next {
            flex-direction: row-reverse;
            text-align: right;
        }

        /* ========== 订阅CTA ========== */
        .cta-section {
            padding: 24px 0 48px;
        }

        .cta-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 48px 52px;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: center;
        }

        .cta-info h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 12px;
        }

        .cta-info p {
            font-size: 14.5px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .cta-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .cta-form label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.3px;
        }

        .cta-form input,
        .cta-form select {
            padding: 12px 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            font-size: 14px;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(200, 155, 90, 0.15);
        }

        .cta-form button {
            grid-column: 1 / -1;
            padding: 13px 24px;
            background: var(--color-gold);
            color: var(--color-black);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: background var(--transition), transform var(--transition);
        }

        .cta-form button:hover {
            background: var(--color-gold-dark);
            transform: translateY(-2px);
        }

        .cta-form button:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        .cta-form .form-note {
            grid-column: 1 / -1;
            font-size: 12px;
            color: var(--color-danger);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 风险提示 ========== */
        .risk-disclaimer-section {
            padding: 0 0 40px;
        }

        .risk-disclaimer {
            padding: 18px 24px;
            border: 1px solid rgba(181, 68, 46, 0.3);
            border-radius: 8px;
            background: rgba(181, 68, 46, 0.05);
            font-size: 12.5px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        .risk-disclaimer strong {
            color: var(--color-danger);
            font-weight: 600;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-black);
            color: rgba(255,255,255,0.82);
            padding: 56px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 13.5px;
            line-height: 1.8;
            color: rgba(255,255,255,0.65);
            max-width: 340px;
        }

        .footer-col h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13.5px;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--color-gold);
        }

        .footer-contact {
            font-size: 13px;
            line-height: 2;
            color: rgba(255,255,255,0.65);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px 20px;
            padding-top: 20px;
            font-size: 12.5px;
            color: rgba(255,255,255,0.5);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.6);
            transition: color var(--transition);
        }

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

        .footer-bottom .domain {
            color: rgba(200,155,90,0.7);
            font-family: var(--font-mono);
            font-size: 12px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: minmax(0, 1fr);
            }
            .article-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .sidebar-card {
                flex: 1 1 240px;
            }
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .cta-card {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav {
                display: block;
            }
            .article-hero-body {
                padding: 28px 24px 24px;
            }
            .article-body-card {
                padding: 28px 22px;
            }
            .article-body {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-hero h1 {
                font-size: 26px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .prev-next-grid {
                grid-template-columns: 1fr;
            }
            .prev-next-card.next {
                flex-direction: row;
                text-align: left;
            }
            .cta-card {
                padding: 28px 22px;
            }
            .cta-form {
                grid-template-columns: 1fr;
            }
            .cta-form button,
            .cta-form .form-note {
                grid-column: 1;
            }
        }

        @media (max-width: 640px) {
            :root {
                --spacing-section: 36px;
                --container-padding: 16px;
            }
            .article-hero-body {
                padding: 24px 18px 20px;
            }
            .article-hero h1 {
                font-size: 22px;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .article-body-card {
                padding: 22px 16px;
                border-radius: 8px;
            }
            .article-body h2 {
                font-size: 20px;
            }
            .article-body h3 {
                font-size: 17px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 21px;
            }
            .cta-form input,
            .cta-form select {
                font-size: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .sidebar-card {
                flex: 1 1 100%;
            }
            .breadcrumb-nav .current {
                max-width: 200px;
            }
        }

/* roulang page: category2 */
:root {
            --color-black: #1A1614;
            --color-black-light: #2B2725;
            --color-gold: #C89B5A;
            --color-gold-dark: #B8853F;
            --color-paper: #F7F3EC;
            --color-white: #FFFFFF;
            --color-text: #2B2725;
            --color-muted: #6B6560;
            --color-danger: #B5442E;
            --color-border: #E5DED3;
            --color-img-bg: #EFEAE2;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --shadow-default: 0 1px 3px rgba(26,22,20,0.06);
            --shadow-hover: 0 8px 24px rgba(26,22,20,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SFMono-Regular', 'Consolas', 'Noto Sans SC', monospace;
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background-color var(--transition);
        }

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

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

        button {
            cursor: pointer;
        }

        ul, ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background-color: var(--color-black);
            border-bottom: 1px solid rgba(200, 155, 90, 0.35);
            z-index: 1000;
            transition: box-shadow var(--transition), background-color var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.1);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text .accent {
            color: var(--color-gold);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav>li {
            position: relative;
        }

        .main-nav>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.88);
            letter-spacing: 0.3px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus,
        .main-nav>li.active>a {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
        }

        .main-nav>li>a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .dropdown-toggle .arrow {
            font-size: 10px;
            margin-left: 4px;
            display: inline-block;
            transition: transform var(--transition);
        }

        .dropdown-wrap.open .dropdown-toggle .arrow {
            transform: rotate(180deg);
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            min-width: 220px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 12px 36px rgba(26,22,20,0.16);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
            z-index: 1001;
        }

        .dropdown-wrap.open .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 18px;
            font-size: 14px;
            color: var(--color-text);
            transition: background-color var(--transition), color var(--transition);
        }

        .dropdown-menu a:hover,
        .dropdown-menu a:focus {
            background-color: var(--color-paper);
            color: var(--color-gold-dark);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(200, 155, 90, 0.5);
            border-radius: 6px;
            background: transparent;
            transition: border-color var(--transition);
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 1px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-black);
            z-index: 999;
            padding: 24px;
            overflow-y: auto;
            display: none;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-drawer.open {
            display: flex;
        }

        .mobile-drawer .drawer-group {
            border-bottom: 1px solid rgba(200, 155, 90, 0.2);
            padding-bottom: 16px;
        }

        .mobile-drawer .drawer-group:last-child {
            border-bottom: none;
        }

        .mobile-drawer .drawer-group-title {
            font-size: 12px;
            color: var(--color-gold);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .mobile-drawer a {
            display: block;
            padding: 10px 0;
            color: rgba(255, 255, 255, 0.88);
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: color var(--transition);
        }

        .mobile-drawer a:hover,
        .mobile-drawer a:focus {
            color: var(--color-gold);
        }

        .mobile-drawer a.active {
            color: var(--color-gold);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 0;
        }

        .breadcrumb-section .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px;
        }

        .breadcrumb-section a {
            color: var(--color-muted);
            font-size: 14px;
            transition: color var(--transition);
        }

        .breadcrumb-section a:hover {
            color: var(--color-gold-dark);
        }

        .breadcrumb-section .separator {
            color: var(--color-border);
            font-size: 14px;
            margin: 0 6px;
        }

        .breadcrumb-section .current {
            color: var(--color-text);
            font-weight: 600;
            font-size: 14px;
        }

        /* ========== 分类头部 ========== */
        .category-header {
            background: linear-gradient(135deg, #1A1614 0%, #2B2725 60%, #3A2A1E 100%);
            color: #fff;
            padding: 48px 0 52px;
            position: relative;
            overflow: hidden;
        }

        .category-header::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200,155,90,0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-header .container {
            position: relative;
        }

        .category-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--color-gold);
            text-transform: uppercase;
            margin-bottom: 12px;
            background: rgba(200,155,90,0.12);
            padding: 4px 14px;
            border-radius: 20px;
            border: 1px solid rgba(200,155,90,0.3);
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 14px;
            color: #fff;
        }

        .category-header .header-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 720px;
            line-height: 1.9;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--color-white);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-muted);
            margin-bottom: 32px;
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== 简介区 ========== */
        .intro-block {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .intro-block .intro-text p {
            font-size: 15.5px;
            color: var(--color-text);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .intro-block .intro-text p:last-child {
            margin-bottom: 0;
        }

        .intro-block .intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            border: 1px solid var(--color-border);
            aspect-ratio: 4/3;
            background: var(--color-img-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .intro-block .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== 条件清单 ========== */
        .condition-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .condition-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 18px;
            text-align: center;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

        .condition-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }

        .condition-card .condition-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 12px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(200, 155, 90, 0.12);
            border: 1.5px solid var(--color-gold);
            font-size: 20px;
            color: var(--color-gold-dark);
        }

        .condition-card h3 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 6px;
        }

        .condition-card p {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ========== 费用表格 ========== */
        .fee-table-wrap {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-default);
        }

        .fee-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }

        .fee-table th {
            background: var(--color-black);
            color: #fff;
            font-weight: 600;
            text-align: left;
            padding: 16px 20px;
            font-size: 14px;
            letter-spacing: 0.5px;
            border-bottom: 2px solid var(--color-gold);
        }

        .fee-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
            vertical-align: top;
        }

        .fee-table tr:last-child td {
            border-bottom: none;
        }

        .fee-table tr:nth-child(even) td {
            background: var(--color-paper);
        }

        .fee-table .fee-name {
            font-weight: 700;
            color: var(--color-black);
        }

        .fee-table .fee-desc {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        .fee-table .fee-note {
            display: inline-block;
            font-size: 12px;
            color: var(--color-danger);
            margin-top: 6px;
            border-left: 3px solid var(--color-danger);
            padding-left: 10px;
            line-height: 1.6;
        }

        /* ========== 时间轴 ========== */
        .timeline {
            position: relative;
            padding-left: 28px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--color-border);
            border-radius: 1px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 28px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--color-white);
            border: 3px solid var(--color-gold);
            z-index: 1;
        }

        .timeline-item.completed::before {
            background: var(--color-gold-dark);
            border-color: var(--color-gold-dark);
        }

        .timeline-item .step-num {
            font-size: 12px;
            font-weight: 700;
            color: var(--color-gold-dark);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 4px;
            font-family: var(--font-mono);
        }

        .timeline-item h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 14.5px;
            color: var(--color-muted);
            line-height: 1.7;
            max-width: 640px;
        }

        /* ========== 资料清单 ========== */
        .doc-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .doc-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .doc-item:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
        }

        .doc-check {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: rgba(200, 155, 90, 0.15);
            border: 2px solid var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--color-gold-dark);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .doc-item h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 4px;
        }

        .doc-item p {
            font-size: 13.5px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 860px;
        }

        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 10px;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-gold);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            gap: 12px;
            width: 100%;
            text-align: left;
            transition: background-color var(--transition);
        }

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

        .faq-question .q-label {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--color-black);
            flex: 1;
        }

        .faq-question .q-label .q-badge {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(200, 155, 90, 0.15);
            border: 1.5px solid var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 13px;
            color: var(--color-gold-dark);
            flex-shrink: 0;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-muted);
            transition: transform var(--transition), color var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--color-gold-dark);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14.5px;
            color: var(--color-muted);
            line-height: 1.8;
        }

        /* ========== 平台对比条 ========== */
        .platform-scroll-wrap {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding: 8px 4px 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-gold) var(--color-border);
        }

        .platform-scroll-wrap::-webkit-scrollbar {
            height: 6px;
        }

        .platform-scroll-wrap::-webkit-scrollbar-track {
            background: var(--color-border);
            border-radius: 3px;
        }

        .platform-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--color-gold);
            border-radius: 3px;
        }

        .platform-card {
            min-width: 260px;
            max-width: 300px;
            flex: 0 0 auto;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            scroll-snap-align: start;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

        .platform-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }

        .platform-card .platform-name {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 8px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-gold);
        }

        .platform-card .platform-metrics {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 12px;
        }

        .platform-card .platform-metrics span {
            font-size: 13.5px;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .platform-card .platform-metrics .metric-value {
            color: var(--color-black);
            font-weight: 600;
            font-family: var(--font-mono);
        }

        .platform-card .platform-risk {
            font-size: 12px;
            color: var(--color-danger);
            border-left: 3px solid var(--color-danger);
            padding-left: 10px;
            line-height: 1.7;
            background: rgba(181, 68, 46, 0.05);
            border-radius: 0 4px 4px 0;
            padding: 8px 12px;
        }

        /* ========== 表单 CTA ========== */
        .cta-form-wrap {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 40px;
            align-items: center;
        }

        .cta-form-left h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .cta-form-left p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .cta-form-left .cta-bullets {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .cta-form-left .cta-bullets span {
            display: inline-block;
            font-size: 13px;
            color: var(--color-gold-dark);
            background: rgba(200, 155, 90, 0.12);
            border: 1px solid rgba(200, 155, 90, 0.3);
            border-radius: 20px;
            padding: 4px 14px;
        }

        .cta-form-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-default);
        }

        .cta-form-card .form-group {
            margin-bottom: 16px;
        }

        .cta-form-card label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-black);
            margin-bottom: 6px;
        }

        .cta-form-card input,
        .cta-form-card select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            font-size: 15px;
            color: var(--color-text);
            background: var(--color-paper);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .cta-form-card input:focus,
        .cta-form-card select:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 2px rgba(200, 155, 90, 0.18);
            outline: none;
        }

        .cta-form-card input::placeholder {
            color: var(--color-muted);
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-gold);
            color: var(--color-black);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-gold);
            transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
            text-align: center;
            width: 100%;
            cursor: pointer;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-gold-dark);
            border-color: var(--color-gold-dark);
            color: var(--color-black);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .form-risk-note {
            font-size: 12px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-top: 12px;
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        .form-risk-note .risk-highlight {
            color: var(--color-danger);
            font-weight: 600;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-black);
            color: rgba(255, 255, 255, 0.78);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(200, 155, 90, 0.3);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand p {
            font-size: 13.5px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 10px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover,
        .footer-col ul li a:focus {
            color: var(--color-gold);
        }

        .footer-contact {
            font-size: 13.5px;
            line-height: 2;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-bottom {
            border-top: 1px solid rgba(200, 155, 90, 0.25);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom .domain {
            font-family: var(--font-mono);
            font-size: 12px;
            color: rgba(200, 155, 90, 0.7);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

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

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .main-nav>li>a {
                padding: 10px 10px;
                font-size: 13.5px;
            }

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

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .intro-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .condition-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .doc-list {
                grid-template-columns: 1fr;
            }

            .cta-form-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .platform-card {
                min-width: 220px;
                max-width: 260px;
            }

            .timeline {
                padding-left: 22px;
            }

            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
                border-width: 2px;
            }

            .timeline::before {
                left: 5px;
            }

            .category-header h1 {
                font-size: 26px;
            }

            .section-title {
                font-size: 22px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .fee-table th,
            .fee-table td {
                padding: 12px 14px;
                font-size: 13.5px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --spacing-section: 36px;
                --container-padding: 16px;
            }

            .condition-grid {
                grid-template-columns: 1fr;
            }

            .platform-card {
                min-width: 180px;
                max-width: 220px;
                padding: 14px;
            }

            .category-header {
                padding: 32px 0 36px;
            }

            .category-header h1 {
                font-size: 22px;
            }

            .cta-form-card {
                padding: 20px;
            }

            .btn-primary {
                font-size: 14px;
                padding: 10px 20px;
            }

            .fee-table th,
            .fee-table td {
                padding: 10px 10px;
                font-size: 12.5px;
            }

            .fee-table .fee-desc {
                font-size: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --color-black: #1A1614;
            --color-black-light: #2B2725;
            --color-gold: #C89B5A;
            --color-gold-dark: #B8853F;
            --color-paper: #F7F3EC;
            --color-white: #FFFFFF;
            --color-text: #2B2725;
            --color-muted: #6B6560;
            --color-danger: #B5442E;
            --color-border: #E5DED3;
            --color-img-bg: #EFEAE2;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --shadow-default: 0 1px 3px rgba(26,22,20,0.06);
            --shadow-hover: 0 8px 24px rgba(26,22,20,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SFMono-Regular', 'Consolas', 'Noto Sans SC', monospace;
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --header-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background-color var(--transition);
        }
        a:hover {
            color: var(--color-gold);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul, ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background-color: var(--color-black);
            border-bottom: 1px solid rgba(200, 155, 90, 0.35);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 34px;
            height: 34px;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-gold);
            background: rgba(200, 155, 90, 0.1);
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-text .accent {
            color: var(--color-gold);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .main-nav>li {
            position: relative;
        }
        .main-nav>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.88);
            letter-spacing: 0.3px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }
        .main-nav>li>a:hover,
        .main-nav>li>a:focus,
        .main-nav>li.active>a {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
        }
        .main-nav>li>a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: 4px;
        }
        .dropdown-toggle .arrow {
            font-size: 10px;
            margin-left: 4px;
            display: inline-block;
            transition: transform var(--transition);
        }
        .dropdown-wrap.open .dropdown-toggle .arrow {
            transform: rotate(180deg);
        }
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            min-width: 220px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 12px 36px rgba(26,22,20,0.16);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
            z-index: 1001;
        }
        .dropdown-wrap.open .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }
        .dropdown-menu a {
            display: block;
            padding: 10px 20px;
            font-size: 14px;
            color: var(--color-text);
            transition: background-color var(--transition), color var(--transition);
        }
        .dropdown-menu a:hover,
        .dropdown-menu a:focus {
            background-color: var(--color-paper);
            color: var(--color-gold-dark);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-black);
            z-index: 999;
            padding: 24px;
            overflow-y: auto;
            transform: translateY(-100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .mobile-drawer.open {
            transform: translateY(0);
        }
        .mobile-drawer .mobile-nav-group {
            margin-bottom: 20px;
        }
        .mobile-drawer .mobile-nav-group h5 {
            font-family: var(--font-serif);
            font-size: 14px;
            color: var(--color-gold);
            margin-bottom: 10px;
            letter-spacing: 1px;
            font-weight: 600;
        }
        .mobile-drawer .mobile-nav-group a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            color: rgba(255,255,255,0.82);
            border-bottom: 1px solid rgba(200,155,90,0.15);
            transition: color var(--transition), padding-left var(--transition);
        }
        .mobile-drawer .mobile-nav-group a:hover,
        .mobile-drawer .mobile-nav-group a:focus {
            color: var(--color-gold);
            padding-left: 8px;
        }
        .mobile-drawer .mobile-nav-group a.active {
            color: var(--color-gold);
            font-weight: 600;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-bar {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }
        .breadcrumb-bar .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13.5px;
            color: var(--color-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-bar .breadcrumb-list a {
            color: var(--color-muted);
            transition: color var(--transition);
        }
        .breadcrumb-bar .breadcrumb-list a:hover {
            color: var(--color-gold-dark);
        }
        .breadcrumb-bar .breadcrumb-list .separator {
            color: var(--color-border);
            font-size: 12px;
        }
        .breadcrumb-bar .breadcrumb-list .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* ========== 分类头部 ========== */
        .category-hero {
            background: linear-gradient(135deg, var(--color-black) 0%, #2B2725 60%, #3A342E 100%);
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle at center, rgba(200,155,90,0.18) 0%, transparent 65%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero .cat-tag {
            display: inline-block;
            padding: 6px 16px;
            border: 1px solid rgba(200,155,90,0.5);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-gold);
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .category-hero h1 .gold {
            color: var(--color-gold);
        }
        .category-hero .cat-desc {
            font-size: 16px;
            color: rgba(255,255,255,0.75);
            max-width: 720px;
            line-height: 1.9;
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background-color: var(--color-white);
        }
        .section-title-wrap {
            margin-bottom: 36px;
        }
        .section-title-wrap .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 2px;
            color: var(--color-gold-dark);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
            border-left: 3px solid var(--color-gold);
            padding-left: 10px;
        }
        .section-title-wrap h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-black);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .section-title-wrap .section-sub {
            font-size: 15px;
            color: var(--color-muted);
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== 策略场景网格 ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .strategy-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            position: relative;
            overflow: hidden;
        }
        .strategy-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 0;
            background: var(--color-gold);
            transition: height var(--transition);
        }
        .strategy-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }
        .strategy-card:hover::before {
            height: 100%;
        }
        .strategy-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: rgba(200,155,90,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
            color: var(--color-gold-dark);
            flex-shrink: 0;
        }
        .strategy-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-black);
            margin-bottom: 10px;
        }
        .strategy-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ========== 仓位管理三档 ========== */
        .position-tier-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .position-tier {
            display: grid;
            grid-template-columns: 140px 1fr 100px;
            align-items: center;
            gap: 20px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 28px;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .position-tier:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(200,155,90,0.5);
        }
        .position-tier .tier-name {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-black);
        }
        .position-tier .tier-bar-wrap {
            flex: 1;
        }
        .position-tier .tier-bar-bg {
            height: 28px;
            background: var(--color-paper);
            border-radius: 14px;
            overflow: hidden;
            position: relative;
        }
        .position-tier .tier-bar-fill {
            height: 100%;
            border-radius: 14px;
            transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
            min-width: 0;
        }
        .position-tier .tier-percent {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-gold-dark);
            text-align: right;
            white-space: nowrap;
        }
        .position-tier .tier-desc {
            grid-column: 2 / 4;
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            padding-top: 0;
            margin-top: -4px;
        }
        .tier-conservative .tier-bar-fill {
            background: #B5442E;
            width: 35%;
        }
        .tier-moderate .tier-bar-fill {
            background: #C89B5A;
            width: 55%;
        }
        .tier-aggressive .tier-bar-fill {
            background: #6B6560;
            width: 75%;
        }

        /* ========== 复盘步骤 ========== */
        .steps-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 40px;
        }
        .steps-timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-gold), rgba(200,155,90,0.25));
        }
        .step-item {
            position: relative;
            padding: 0 0 32px 20px;
        }
        .step-item:last-child {
            padding-bottom: 0;
        }
        .step-item .step-dot {
            position: absolute;
            left: -40px;
            top: 6px;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-white);
            border: 2px solid var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 700;
            color: var(--color-gold-dark);
            z-index: 1;
        }
        .step-item .step-content {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition);
        }
        .step-item .step-content:hover {
            box-shadow: var(--shadow-hover);
        }
        .step-item h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-black);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ========== 资讯列表 ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-list-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-list-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }
        .news-list-card .news-card-body {
            padding: 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-list-card .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12.5px;
            color: var(--color-muted);
            margin-bottom: 10px;
        }
        .news-list-card .news-card-meta .badge-cat {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(200,155,90,0.12);
            color: var(--color-gold-dark);
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
        }
        .news-list-card .news-card-meta .badge-time {
            font-family: var(--font-mono);
            font-size: 12px;
        }
        .news-list-card h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-black);
            line-height: 1.55;
            margin-bottom: 10px;
            transition: color var(--transition);
        }
        .news-list-card:hover h3 {
            color: var(--color-gold-dark);
        }
        .news-list-card .news-card-excerpt {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-empty {
            background: var(--color-white);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            font-size: 15px;
            color: var(--color-muted);
        }
        .view-more-wrap {
            margin-top: 28px;
            text-align: center;
        }
        .view-more-link {
            display: inline-block;
            padding: 12px 28px;
            border: 1px solid var(--color-black);
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-black);
            transition: all var(--transition);
            letter-spacing: 0.5px;
        }
        .view-more-link:hover,
        .view-more-link:focus {
            background: var(--color-black);
            color: #fff;
        }

        /* ========== 数据图表位 ========== */
        .chart-placeholder {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-default);
        }
        .chart-placeholder .chart-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 10;
            background: var(--color-img-bg);
            border: 1px dashed #D5CCC0;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .chart-placeholder .chart-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .chart-placeholder .chart-caption {
            font-size: 13px;
            color: var(--color-muted);
            text-align: center;
            letter-spacing: 0.5px;
        }

        /* ========== 风险提示 ========== */
        .risk-banner {
            background: rgba(181, 68, 46, 0.06);
            border-left: 4px solid var(--color-danger);
            border-radius: var(--radius-card);
            padding: 20px 24px;
        }
        .risk-banner h3 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-danger);
            margin-bottom: 8px;
        }
        .risk-banner p {
            font-size: 13px;
            color: var(--color-muted);
            line-height: 1.8;
        }
        .risk-banner p strong {
            color: var(--color-danger);
            font-weight: 600;
        }

        /* ========== 表单 ========== */
        .subscribe-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: var(--shadow-default);
            max-width: 720px;
            margin: 0 auto;
        }
        .subscribe-card h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-black);
            margin-bottom: 8px;
            text-align: center;
        }
        .subscribe-card .sub-desc {
            font-size: 14px;
            color: var(--color-muted);
            text-align: center;
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .subscribe-form {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr auto;
            gap: 12px;
            align-items: end;
        }
        .subscribe-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .subscribe-form .form-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.3px;
        }
        .subscribe-form input,
        .subscribe-form select {
            background: var(--color-paper);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
            width: 100%;
        }
        .subscribe-form input:focus,
        .subscribe-form select:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 2px rgba(200,155,90,0.25);
        }
        .subscribe-form input::placeholder {
            color: #AAA39B;
        }
        .subscribe-form select {
            appearance: none;
            background-image: url('data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2212%22%20height%3D%228%22%20viewBox%3D%220%200%2012%208%22%3E%3Cpath%20fill%3D%22%236B6560%22%20d%3D%22M6%208L0%200h12z%22%2F%3E%3C%2Fsvg%3E');
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 36px;
        }
        .btn-primary {
            background: var(--color-gold);
            color: #1A1614;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0.5px;
            transition: background-color var(--transition), box-shadow var(--transition);
            white-space: nowrap;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-gold-dark);
            color: #1A1614;
            box-shadow: 0 4px 14px rgba(200,155,90,0.35);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--color-gold-dark);
            outline-offset: 2px;
        }
        .subscription-hint {
            font-size: 12px;
            color: var(--color-muted);
            text-align: center;
            margin-top: 16px;
            line-height: 1.7;
        }
        .subscription-hint .risk-word {
            color: var(--color-danger);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-black);
            color: rgba(255,255,255,0.72);
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .site-footer .footer-brand .logo {
            margin-bottom: 16px;
        }
        .site-footer .footer-brand p {
            font-size: 13.5px;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            max-width: 340px;
        }
        .site-footer .footer-col h4 {
            font-family: var(--font-serif);
            font-size: 15px;
            font-weight: 600;
            color: var(--color-gold);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-col ul li a {
            font-size: 13.5px;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition), padding-left var(--transition);
        }
        .site-footer .footer-col ul li a:hover,
        .site-footer .footer-col ul li a:focus {
            color: var(--color-gold);
            padding-left: 6px;
        }
        .site-footer .footer-contact {
            font-size: 13px;
            line-height: 1.9;
            color: rgba(255,255,255,0.6);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(200,155,90,0.2);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12.5px;
            color: rgba(255,255,255,0.5);
        }
        .site-footer .footer-bottom .domain {
            font-family: var(--font-mono);
            font-size: 12px;
        }
        .site-footer .footer-bottom a {
            color: rgba(255,255,255,0.6);
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--color-gold);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .strategy-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .subscribe-form {
                grid-template-columns: 1fr 1fr;
            }
            .subscribe-form .btn-primary {
                grid-column: span 2;
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 40px;
                --container-padding: 16px;
            }
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .category-hero {
                padding: 40px 0 48px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .cat-desc {
                font-size: 14px;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .position-tier {
                grid-template-columns: 100px 1fr 70px;
                gap: 14px;
                padding: 18px 18px;
            }
            .position-tier .tier-desc {
                grid-column: 1 / 4;
            }
            .steps-timeline {
                padding-left: 32px;
            }
            .steps-timeline::before {
                left: 14px;
            }
            .step-item {
                padding-left: 12px;
            }
            .step-item .step-dot {
                left: -32px;
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
            .subscribe-card {
                padding: 28px 20px;
            }
            .subscribe-form {
                grid-template-columns: 1fr;
            }
            .subscribe-form .btn-primary {
                grid-column: span 1;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .section-title-wrap h2 {
                font-size: 22px;
            }
            .position-tier {
                grid-template-columns: 90px 1fr 60px;
                gap: 10px;
                padding: 14px 14px;
            }
            .position-tier .tier-name {
                font-size: 14px;
            }
            .position-tier .tier-percent {
                font-size: 15px;
            }
            .news-list-card .news-card-body {
                padding: 18px 18px;
            }
            .subscribe-card h2 {
                font-size: 20px;
            }
            .steps-timeline {
                padding-left: 26px;
            }
            .steps-timeline::before {
                left: 10px;
            }
            .step-item {
                padding-left: 10px;
            }
            .step-item .step-dot {
                left: -26px;
                width: 26px;
                height: 26px;
                font-size: 11px;
            }
            .step-item .step-content {
                padding: 16px 18px;
            }
        }