/* roulang page: index */
:root {
            --color-primary: #1F242E;
            --color-accent: #B98A3E;
            --color-danger: #C43D3D;
            --color-danger-hover: #A73232;
            --color-safe: #1F7A5A;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-card-alt: #ECE7DC;
            --color-border: #E2DCD0;
            --color-text: #232323;
            --color-text-secondary: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-white: #FFFFFF;
            --color-warm-white: #F4F1EA;
            --radius-lg: 14px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 8px 24px rgba(31, 36, 46, 0.06);
            --shadow-lg: 0 16px 32px rgba(31, 36, 46, 0.12);
            --font-heading: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --card-gap: 24px;
            --navbar-height: 72px;
            --topbar-height: 36px;
            --transition-base: all 0.3s ease;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
            color: var(--color-text);
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.3;
        }

        h2 {
            font-size: 30px;
        }

        h3 {
            font-size: 22px;
            font-weight: 600;
        }

        p {
            margin-bottom: 1.2em;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .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;
        }

        section {
            padding: var(--section-padding) 0;
            position: relative;
        }

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

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

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

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

        .section-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .section-heading .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        .section-dark .section-heading h2,
        .section-dark h2,
        .section-dark h3 {
            color: var(--color-white);
        }

        .section-dark .section-heading .section-subtitle {
            color: var(--color-text-muted);
        }

        /* === 顶部公告条 === */
        .top-announcement {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            height: var(--topbar-height);
            display: flex;
            align-items: center;
            font-size: 13px;
            line-height: 1.5;
            position: relative;
            z-index: 1001;
            overflow: hidden;
        }

        .top-announcement .container {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            width: 100%;
        }

        .top-announcement p {
            margin: 0;
            text-align: center;
            padding-right: 36px;
        }

        .announcement-close {
            position: absolute;
            right: 24px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-warm-white);
            font-size: 18px;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: var(--transition-base);
            opacity: 0.7;
        }

        .announcement-close:hover {
            opacity: 1;
            background-color: rgba(255, 255, 255, 0.1);
        }

        /* === 主导航 === */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: var(--color-card);
            height: var(--navbar-height);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 8px rgba(31, 36, 46, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background-color: var(--color-accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

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

        .main-nav a:hover::after {
            transform: scaleX(1);
        }

        .main-nav a.active {
            color: var(--color-accent);
            font-weight: 700;
        }

        .main-nav a.active::after {
            transform: scaleX(1);
        }

        .header-cta {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-shrink: 0;
        }

        .header-cta .btn {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            padding: 8px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            background-color: var(--color-card);
            align-items: center;
            justify-content: center;
        }

        .hamburger span {
            display: block;
            width: 18px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .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);
        }

        /* === 移动端抽屉 === */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: calc(var(--topbar-height) + var(--navbar-height));
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.35s ease;
        }

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

        .mobile-drawer nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-drawer nav a {
            color: var(--color-warm-white);
            font-size: 18px;
            font-weight: 500;
            padding: 14px 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition-base);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .mobile-drawer nav a:hover,
        .mobile-drawer nav a.active {
            color: var(--color-accent);
            padding-left: 16px;
        }

        .mobile-drawer .mobile-cta {
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mobile-drawer .btn {
            width: 100%;
            justify-content: center;
            text-align: center;
        }

        /* === 按钮 === */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 15px;
            font-family: var(--font-body);
            transition: var(--transition-base);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

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

        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .btn-primary:hover {
            background-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-ghost {
            background-color: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-1px);
        }

        .btn-ghost:active {
            transform: scale(0.98);
        }

        .btn-danger {
            background-color: var(--color-danger);
            color: var(--color-white);
        }

        .btn-danger:hover {
            background-color: var(--color-danger-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-danger:active {
            transform: scale(0.98);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-lg {
            height: 56px;
            padding: 0 32px;
            font-size: 16px;
        }

        /* === 徽章/标签 === */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            white-space: nowrap;
        }

        .badge-accent {
            background-color: rgba(185, 138, 62, 0.12);
            color: var(--color-accent);
        }

        .badge-safe {
            background-color: rgba(31, 122, 90, 0.12);
            color: var(--color-safe);
        }

        .badge-danger {
            background-color: rgba(196, 61, 61, 0.12);
            color: var(--color-danger);
        }

        .badge-dark {
            background-color: rgba(31, 36, 46, 0.08);
            color: var(--color-primary);
        }

        /* === Hero === */
        .hero {
            padding: 64px 0 72px;
            background-color: var(--color-bg);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/cb939f10e6dcd9ed.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.06;
            pointer-events: none;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 55fr 45fr;
            gap: 40px;
            align-items: start;
        }

        .hero-left {
            padding-top: 20px;
        }

        .hero-left h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .hero-left .hero-subtitle {
            font-size: 18px;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 480px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-trust {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        .hero-trust-item .trust-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .trust-icon.icon-safe {
            background-color: rgba(31, 122, 90, 0.14);
            color: var(--color-safe);
        }

        .trust-icon.icon-accent {
            background-color: rgba(185, 138, 62, 0.14);
            color: var(--color-accent);
        }

        .trust-icon.icon-danger {
            background-color: rgba(196, 61, 61, 0.14);
            color: var(--color-danger);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero-form-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-accent);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-lg);
        }

        .hero-form-card .form-title {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .hero-form-card .form-subtitle {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

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

        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-input,
        .form-select {
            width: 100%;
            height: 44px;
            padding: 0 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            background-color: var(--color-card);
            font-size: 14px;
            transition: var(--transition-base);
        }

        .form-input:focus,
        .form-select:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(185, 138, 62, 0.12);
            outline: none;
        }

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

        .captcha-row {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .captcha-row .form-input {
            flex: 1;
        }

        .captcha-placeholder {
            width: 90px;
            height: 44px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            background-color: var(--color-card-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--color-text-muted);
            flex-shrink: 0;
            font-weight: 600;
            letter-spacing: 1px;
        }

        .hero-form-card .btn {
            width: 100%;
            margin-top: 8px;
        }

        .hero-form-note {
            font-size: 11px;
            color: var(--color-text-muted);
            margin-top: 12px;
            text-align: center;
            margin-bottom: 0;
        }

        .hero-image-placeholder {
            width: 100%;
            aspect-ratio: 600 / 400;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            background-color: var(--color-card-alt);
            position: relative;
        }

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

        .hero-image-placeholder .image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 20px;
            background: linear-gradient(transparent, rgba(31, 36, 46, 0.7));
            color: var(--color-white);
            font-size: 13px;
            font-weight: 600;
        }

        /* === 数据横条 === */
        .stats-bar {
            background-color: var(--color-primary);
            padding: 32px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item .stat-number {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 4px;
            font-variant-numeric: tabular-nums;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: var(--color-warm-white);
            font-weight: 500;
        }

        /* === 步骤流程 === */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-row::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 16.67%;
            right: 16.67%;
            height: 2px;
            background-color: var(--color-border);
            z-index: 0;
        }

        .step-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            position: relative;
            z-index: 1;
            transition: var(--transition-base);
        }

        .step-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }

        .step-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .step-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* === 场景入口 === */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scenario-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
            min-height: 200px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

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

        .scenario-card.scenario-large {
            grid-column: span 2;
            min-height: 220px;
        }

        .scenario-card .scenario-content {
            flex: 1;
        }

        .scenario-card .scenario-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            background-color: rgba(185, 138, 62, 0.1);
            color: var(--color-accent);
            margin-bottom: 10px;
        }

        .scenario-card h3 {
            font-size: 20px;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.65;
        }

        .scenario-card .scenario-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 14px;
            transition: var(--transition-base);
        }

        .scenario-card .scenario-link:hover {
            gap: 10px;
        }

        .scenario-card .scenario-image {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            margin-bottom: 12px;
        }

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

        /* === 账户安全分栏 === */
        .split-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .split-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            aspect-ratio: 600 / 400;
        }

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

        .split-content h2 {
            font-size: 28px;
            margin-bottom: 16px;
        }

        .split-content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .check-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.6;
        }

        .check-list .check-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background-color: rgba(31, 122, 90, 0.14);
            color: var(--color-safe);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* === 清单卡组 === */
        .checklist-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .checklist-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: var(--transition-base);
        }

        .checklist-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .checklist-card .checklist-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(185, 138, 62, 0.14);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .checklist-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .checklist-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* === 资金出入金 === */
        .funds-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .funds-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition-base);
        }

        .funds-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .funds-card h3 {
            font-size: 18px;
            margin-bottom: 12px;
            color: var(--color-primary);
        }

        .funds-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
            line-height: 1.7;
        }

        .funds-card .funds-note {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 8px;
            margin-bottom: 0;
        }

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

        .news-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .news-card-link {
            display: flex;
            flex-direction: column;
            flex: 1;
            padding: 20px;
            color: inherit;
        }

        .news-card .news-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            flex-shrink: 0;
        }

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

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

        .news-card h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--color-primary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: auto;
        }

        .news-card .news-meta .badge {
            font-size: 11px;
            padding: 2px 8px;
        }

        .news-empty {
            text-align: center;
            padding: 60px 20px;
            background-color: var(--color-card);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-lg);
            color: var(--color-text-secondary);
            font-size: 15px;
        }

        .news-empty .empty-icon {
            font-size: 40px;
            margin-bottom: 12px;
        }

        /* === 交易软件图标网格 === */
        .software-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .software-tile {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: var(--transition-base);
        }

        .software-tile:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .software-tile .tile-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(185, 138, 62, 0.14);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 10px;
        }

        .software-tile h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .software-tile p {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* === FAQ === */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .faq-column {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 18px;
            cursor: pointer;
            user-select: none;
            gap: 12px;
            transition: var(--transition-base);
            font-weight: 600;
            font-size: 14px;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }

        .faq-question .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(185, 138, 62, 0.12);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 18px;
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 18px 16px;
        }

        .faq-answer p {
            margin-bottom: 0;
        }

        .faq-answer .risk-inline {
            color: var(--color-danger);
            font-size: 12px;
            font-weight: 500;
            margin-top: 6px;
        }

        /* === 手续费对照 === */
        .fee-comparison {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .fee-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: var(--transition-base);
        }

        .fee-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .fee-card .fee-badge {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background-color: rgba(185, 138, 62, 0.14);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .fee-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .fee-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 4px;
            line-height: 1.6;
        }

        .fee-card .fee-note {
            font-size: 11px;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        /* === 风险警示区 === */
        .risk-reveal {
            background-color: var(--color-primary);
            padding: 56px 0;
            color: var(--color-white);
        }

        .risk-reveal .container {
            display: flex;
            align-items: flex-start;
            gap: 24px;
        }

        .risk-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--color-danger);
            color: var(--color-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .risk-reveal h2 {
            color: var(--color-white);
            font-size: 24px;
            margin-bottom: 12px;
        }

        .risk-reveal p {
            color: var(--color-warm-white);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 8px;
            opacity: 0.9;
        }

        .risk-reveal p:last-child {
            margin-bottom: 0;
        }

        /* === 自检清单 ==*/
        .selfcheck-section {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .selfcheck-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .selfcheck-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .selfcheck-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .selfcheck-item .check-box {
            width: 20px;
            height: 20px;
            border-radius: 4px;
            border: 2px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            color: var(--color-safe);
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .selfcheck-item.checked .check-box {
            background-color: var(--color-safe);
            border-color: var(--color-safe);
            color: var(--color-white);
        }

        .selfcheck-cta {
            text-align: center;
        }

        .selfcheck-cta p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }

        /* === 底部CTA === */
        .bottom-cta {
            background-color: var(--color-accent);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }

        .bottom-cta h2 {
            color: var(--color-primary);
            font-size: 28px;
            margin-bottom: 8px;
        }

        .bottom-cta .cta-subtitle {
            color: var(--color-primary);
            font-size: 15px;
            margin-bottom: 24px;
            opacity: 0.8;
        }

        .bottom-cta .btn {
            background-color: var(--color-primary);
            color: var(--color-white);
            min-width: 200px;
        }

        .bottom-cta .btn:hover {
            background-color: var(--color-card);
            color: var(--color-primary);
            transform: translateY(-1px);
        }

        .bottom-cta .cta-risk-note {
            font-size: 12px;
            color: var(--color-primary);
            opacity: 0.7;
            margin-top: 16px;
            margin-bottom: 0;
        }

        /* === 页脚 === */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            padding: 56px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: var(--color-white);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            color: var(--color-text-muted);
            font-size: 13px;
            transition: var(--transition-base);
            display: inline-block;
        }

        .footer-col ul a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-bottom .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 16px;
            color: var(--color-white);
        }

        .footer-bottom p {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        .footer-bottom .footer-domain {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* === 响应式 === */
        @media (max-width: 1024px) {
            :root {
                --section-padding: 60px;
            }

            h1 {
                font-size: 34px;
            }

            h2 {
                font-size: 26px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: block;
            }

            .header-cta .btn-ghost {
                display: none;
            }

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

            .hero-right {
                max-width: 480px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .split-section {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

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

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --navbar-height: 64px;
                --topbar-height: 32px;
            }

            h1 {
                font-size: 28px;
            }

            h2 {
                font-size: 24px;
            }

            h3 {
                font-size: 18px;
            }

            .hero {
                padding: 40px 0 48px;
            }

            .hero-cta-group {
                flex-direction: column;
            }

            .hero-cta-group .btn {
                width: 100%;
            }

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

            .steps-row::before {
                display: none;
            }

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

            .scenario-card.scenario-large {
                grid-column: span 1;
            }

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

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

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

            .software-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

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

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

            .risk-reveal .container {
                flex-direction: column;
                gap: 16px;
            }

            .selfcheck-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .bottom-cta {
                padding: 32px 20px;
            }

            .bottom-cta h2 {
                font-size: 22px;
            }

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

            .mobile-drawer {
                top: calc(32px + 64px);
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 40px;
                --card-gap: 16px;
                --container-padding: 16px;
            }

            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 26px;
            }

            h2 {
                font-size: 22px;
            }

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

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

            .stat-item .stat-number {
                font-size: 26px;
            }

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

            .logo-text {
                font-size: 15px;
            }

            .header-cta .btn {
                padding: 0 14px;
                font-size: 12px;
                height: 36px;
            }
        }

        @media (max-width: 400px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }

            .header-cta {
                display: none;
            }

            .hero-form-card {
                padding: 16px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1F242E;
            --color-accent: #B98A3E;
            --color-danger: #C43D3D;
            --color-danger-hover: #A73232;
            --color-safe: #1F7A5A;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-card-alt: #ECE7DC;
            --color-border: #E2DCD0;
            --color-text: #232323;
            --color-text-secondary: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-white: #FFFFFF;
            --color-warm-white: #F4F1EA;
            --radius-lg: 14px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 8px 24px rgba(31, 36, 46, 0.06);
            --shadow-lg: 0 16px 32px rgba(31, 36, 46, 0.12);
            --font-heading: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-padding: 72px;
            --card-gap: 24px;
            --navbar-height: 72px;
            --topbar-height: 36px;
            --transition-base: all 0.3s ease;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
            color: var(--color-text);
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: var(--section-padding) 0;
            position: relative;
        }

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

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

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

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

        .section-heading h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-heading .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        .section-dark .section-heading h2,
        .section-dark h2,
        .section-dark h3 {
            color: var(--color-white);
        }

        .section-dark .section-heading .section-subtitle {
            color: var(--color-text-muted);
        }

        /* 顶部公告条 */
        .top-announcement {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            height: var(--topbar-height);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 1001;
            font-size: 13px;
            letter-spacing: 0.01em;
        }

        .top-announcement .container {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            width: 100%;
        }

        .top-announcement .announcement-close {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-warm-white);
            font-size: 18px;
            line-height: 1;
            opacity: 0.7;
            transition: var(--transition-base);
            background: none;
            border: none;
            cursor: pointer;
        }

        .top-announcement .announcement-close:hover {
            opacity: 1;
        }

        /* 主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: var(--color-card);
            height: var(--navbar-height);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 8px rgba(31, 36, 46, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background-color: var(--color-accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .logo-text {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.3s ease;
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }

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

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-md);
            font-weight: 700;
            transition: var(--transition-base);
            border: none;
            cursor: pointer;
            padding: 0 24px;
            height: 48px;
            font-size: 15px;
            letter-spacing: 0.01em;
            text-decoration: none;
        }

        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .btn-primary:hover {
            background-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-danger {
            background-color: var(--color-danger);
            color: var(--color-white);
        }

        .btn-danger:hover {
            background-color: var(--color-danger-hover);
            color: var(--color-white);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background-color: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }

        .btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: none;
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }

        .mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
            transition: var(--transition-base);
        }

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

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

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

        .mobile-drawer {
            display: none;
            position: fixed;
            top: calc(var(--topbar-height) + var(--navbar-height));
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-primary);
            z-index: 999;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
            gap: 12px;
        }

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

        .mobile-drawer a {
            color: var(--color-warm-white);
            font-size: 16px;
            font-weight: 500;
            padding: 12px 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        /* 分类页首屏 */
        .page-hero {
            background-color: var(--color-bg);
            padding: 56px 0 40px;
            border-bottom: 1px solid var(--color-border);
        }

        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
            list-style: none;
            padding: 0;
        }

        .page-hero .breadcrumb a {
            color: var(--color-text-secondary);
        }

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

        .page-hero h1 {
            font-family: var(--font-heading);
            font-size: 38px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .page-hero p {
            font-size: 17px;
            color: var(--color-text-secondary);
            max-width: 780px;
            margin-bottom: 0;
            line-height: 1.9;
        }

        /* 步骤卡片 */
        .step-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
            margin-top: 8px;
        }

        .step-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .step-item:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .step-number {
            width: 44px;
            height: 44px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }

        .step-item h3 {
            font-family: var(--font-heading);
            font-size: 21px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0;
        }

        .step-item p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.8;
        }

        /* 清单卡组 */
        .checklist-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        .checklist-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .checklist-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lg);
        }

        .checklist-icon {
            width: 24px;
            height: 24px;
            background-color: var(--color-safe);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 4px;
            color: var(--color-white);
            font-size: 14px;
            font-weight: 700;
        }

        .checklist-card h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 6px 0;
        }

        .checklist-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* 账户类型非对称卡片 */
        .account-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .account-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .account-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .account-card.featured {
            grid-column: span 2;
            flex-direction: row;
            align-items: center;
            gap: 32px;
        }

        .account-card.featured .account-content {
            flex: 1;
        }

        .account-card.featured .account-image {
            flex-shrink: 0;
            width: 260px;
            height: 180px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
        }

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

        .account-card h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0;
        }

        .account-card p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.8;
        }

        .account-tag {
            display: inline-flex;
            align-items: center;
            background-color: var(--color-card-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text);
            width: fit-content;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--card-gap);
        }

        .faq-col {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

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

        .faq-question {
            width: 100%;
            padding: 18px 20px;
            background: none;
            border: none;
            text-align: left;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            font-family: var(--font-heading);
            transition: var(--transition-base);
        }

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

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--color-accent);
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 20px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px 20px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* 风险提示条 */
        .risk-strip {
            background-color: var(--color-primary);
            border-left: 4px solid var(--color-danger);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            color: var(--color-warm-white);
        }

        .risk-strip h2 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .risk-strip h2::before {
            content: '⚠';
            color: var(--color-danger);
            font-size: 26px;
        }

        .risk-strip p {
            font-size: 15px;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.9;
        }

        /* 底部 CTA */
        .cta-card {
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 56px 32px;
            text-align: center;
            color: var(--color-white);
            position: relative;
            overflow: hidden;
        }

        .cta-card h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
        }

        .cta-card p {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 28px;
        }

        .cta-card .btn {
            margin-bottom: 12px;
        }

        .cta-card .risk-note {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
        }

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

        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 14px;
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-accent);
            display: block;
            margin-bottom: 8px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin: 0 0 4px;
            line-height: 1.7;
        }

        .footer-domain {
            font-family: monospace;
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 18px;
            }
            .main-nav a {
                font-size: 14px;
            }
            .header-cta .btn {
                padding: 0 18px;
                font-size: 14px;
            }
            .step-list {
                grid-template-columns: 1fr 1fr;
            }
            .account-grid {
                grid-template-columns: 1fr 1fr;
            }
            .account-card.featured {
                grid-column: span 2;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 52px;
                --navbar-height: 64px;
                --topbar-height: 32px;
            }
            .main-nav,
            .header-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .step-list {
                grid-template-columns: 1fr;
            }
            .checklist-grid {
                grid-template-columns: 1fr;
            }
            .account-grid {
                grid-template-columns: 1fr;
            }
            .account-card.featured {
                grid-column: span 1;
                flex-direction: column;
            }
            .account-card.featured .account-image {
                width: 100%;
                height: 200px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 40px;
                --card-gap: 16px;
            }
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .section-heading h2 {
                font-size: 24px;
            }
            .btn {
                width: 100%;
                height: 46px;
                font-size: 14px;
            }
            .cta-card {
                padding: 40px 20px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-col h4 {
                margin-bottom: 10px;
            }
        }

/* roulang page: article */
:root {
    --color-primary: #1F242E;
    --color-accent: #B98A3E;
    --color-danger: #C43D3D;
    --color-danger-hover: #A73232;
    --color-safe: #1F7A5A;
    --color-bg: #F4F1EA;
    --color-card: #FFFFFF;
    --color-card-alt: #ECE7DC;
    --color-border: #E2DCD0;
    --color-text: #232323;
    --color-text-secondary: #6B7280;
    --color-text-muted: #9CA3AF;
    --color-white: #FFFFFF;
    --color-warm-white: #F4F1EA;
    --radius-lg: 14px;
    --radius-md: 8px;
    --radius-sm: 4px;
    --shadow-sm: 0 8px 24px rgba(31, 36, 46, 0.06);
    --shadow-lg: 0 16px 32px rgba(31, 36, 46, 0.12);
    --font-heading: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
    --container-max: 1200px;
    --section-padding: 80px;
    --card-gap: 24px;
    --navbar-height: 72px;
    --topbar-height: 36px;
    --transition-base: all 0.3s ease;
}
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-base);
}
button,
input,
select,
textarea {
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--color-text);
    outline: none;
}
button {
    cursor: pointer;
    border: none;
    background: none;
}
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}
section {
    padding: var(--section-padding) 0;
    position: relative;
}
.section-alt {
    background-color: var(--color-card);
}
.section-muted {
    background-color: var(--color-card-alt);
}
.section-dark {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.section-heading {
    margin-bottom: 40px;
}
.section-heading h2 {
    font-size: 30px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}
.section-heading .section-subtitle {
    font-size: 16px;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}
.section-dark .section-heading h2,
.section-dark h2,
.section-dark h3 {
    color: var(--color-white);
}
.section-dark .section-heading .section-subtitle {
    color: var(--color-text-muted);
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    font-size: 16px;
    line-height: 1.5;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    white-space: nowrap;
    min-height: 48px;
    text-align: center;
}
.btn:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}
.btn:active {
    transform: scale(0.98);
}
.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-1px);
}
.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-white);
}
.btn-danger:hover {
    background-color: var(--color-danger-hover);
    transform: translateY(-1px);
}
.btn-ghost {
    background-color: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}
.btn-ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}
.btn-light-ghost {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: var(--color-white);
}
.btn-light-ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}
.top-announcement {
    background-color: var(--color-primary);
    color: var(--color-warm-white);
    font-size: 13px;
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1001;
}
.top-announcement .container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
}
.top-announcement span {
    opacity: 0.92;
}
.top-announcement .announcement-close {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-warm-white);
    font-size: 16px;
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition-base);
}
.top-announcement .announcement-close:hover {
    opacity: 1;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-card);
    height: var(--navbar-height);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 8px rgba(31, 36, 46, 0.04);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 20px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.logo-icon {
    width: 32px;
    height: 32px;
    background-color: var(--color-accent);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    color: var(--color-primary);
    flex-shrink: 0;
}
.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 18px;
    color: var(--color-primary);
    white-space: nowrap;
    letter-spacing: -0.01em;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    flex: 1;
    justify-content: center;
}
.main-nav a {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    padding: 6px 0;
    position: relative;
    white-space: nowrap;
    transition: var(--transition-base);
}
.main-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2px;
    background-color: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after {
    transform: scaleX(1);
}
.main-nav a:hover {
    color: var(--color-accent);
}
.main-nav a.active {
    color: var(--color-accent);
    font-weight: 600;
}
.header-cta {
    flex-shrink: 0;
}
.header-cta .btn {
    min-height: 40px;
    padding: 8px 18px;
    font-size: 14px;
    border-radius: 6px;
}
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background-color: var(--color-primary);
    z-index: 999;
    padding: 20px 0;
    max-height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
}
.mobile-menu.open {
    display: block;
}
.mobile-menu a {
    display: block;
    color: var(--color-warm-white);
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-base);
}
.mobile-menu a:hover {
    color: var(--color-accent);
    background-color: rgba(185, 138, 62, 0.08);
}
.mobile-menu .mobile-cta {
    padding: 16px 24px;
}
/* === 面包屑 === */
.breadcrumb-section {
    padding: 24px 0 16px;
    background-color: var(--color-bg);
}
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
}
.breadcrumb a {
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}
.breadcrumb a:hover {
    color: var(--color-accent);
}
.breadcrumb .separator {
    color: var(--color-text-muted);
    user-select: none;
}
.breadcrumb .current {
    color: var(--color-primary);
    font-weight: 600;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
/* === 文章标题区 === */
.article-header-section {
    padding: 24px 0 40px;
}
.article-header-card {
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    box-shadow: var(--shadow-sm);
}
.article-header-card h1 {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--color-primary);
    margin-bottom: 20px;
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--color-text-secondary);
}
.article-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}
.article-meta .meta-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--color-card-alt);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--color-accent);
}
.article-meta .meta-label {
    color: var(--color-text-muted);
}
.article-category-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background-color: var(--color-card-alt);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
}
/* === 正文阅读区 === */
.article-content-section {
    padding: 0 0 60px;
}
.article-content-card {
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    box-shadow: var(--shadow-sm);
    max-width: 860px;
    margin: 0 auto;
}
.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--color-text);
}
.article-content h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    line-height: 1.35;
    color: var(--color-primary);
    margin-top: 36px;
    margin-bottom: 16px;
    scroll-margin-top: calc(var(--navbar-height) + 20px);
}
.article-content h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-primary);
    margin-top: 28px;
    margin-bottom: 12px;
    scroll-margin-top: calc(var(--navbar-height) + 20px);
}
.article-content p {
    margin-bottom: 16px;
}
.article-content ul,
.article-content ol {
    margin-bottom: 16px;
    padding-left: 24px;
}
.article-content li {
    margin-bottom: 8px;
}
.article-content blockquote {
    border-left: 4px solid var(--color-accent);
    background-color: var(--color-card-alt);
    padding: 16px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-bottom: 20px;
    font-size: 15px;
    color: var(--color-text-secondary);
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 14px;
}
.article-content table th {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    padding: 12px 16px;
    text-align: left;
    border: 1px solid var(--color-primary);
}
.article-content table td {
    padding: 10px 16px;
    border: 1px solid var(--color-border);
    color: var(--color-text);
}
.article-content table tr:nth-child(even) {
    background-color: var(--color-card-alt);
}
.article-content img {
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}
.article-content .article-not-found {
    text-align: center;
    padding: 40px 20px;
}
.article-content .article-not-found p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}
/* === 相关推荐 === */
.related-section {
    padding: 56px 0;
    background-color: var(--color-card-alt);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--card-gap);
}
.related-card {
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}
.related-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.related-card-img {
    aspect-ratio: 16 / 9;
    background-color: var(--color-card-alt);
    overflow: hidden;
}
.related-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.related-card:hover .related-card-img img {
    transform: scale(1.03);
}
.related-card-body {
    padding: 20px 24px 24px;
}
.related-card-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--color-primary);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card-summary {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
    color: var(--color-text-muted);
}
.related-card-tag {
    display: inline-flex;
    padding: 3px 10px;
    background-color: var(--color-card-alt);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
}
/* === 风险提示 === */
.risk-disclaimer-section {
    padding: 48px 0;
    background-color: var(--color-primary);
}
.risk-disclaimer-card {
    background-color: rgba(196, 61, 61, 0.12);
    border: 1px solid rgba(196, 61, 61, 0.35);
    border-radius: var(--radius-lg);
    padding: 32px 36px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}
.risk-disclaimer-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background-color: var(--color-danger);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 20px;
    font-weight: 700;
}
.risk-disclaimer-text h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}
.risk-disclaimer-text p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 0;
}
/* === 文章操作区 === */
.article-actions-section {
    padding: 40px 0 56px;
}
.article-actions-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
/* === 底部CTA === */
.article-cta-section {
    padding: 56px 0 80px;
}
.article-cta-card {
    background-color: var(--color-primary);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.article-cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--color-accent);
}
.article-cta-card h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 12px;
}
.article-cta-card p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 24px;
}
.article-cta-card .risk-note {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 16px;
    margin-bottom: 0;
}
/* === 页脚 === */
.site-footer {
    background-color: var(--color-primary);
    color: var(--color-warm-white);
    padding: 56px 0 32px;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-bottom: 40px;
}
.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    transition: var(--transition-base);
}
.footer-col ul li a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 24px;
    text-align: center;
}
.footer-brand {
    display: block;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 18px;
    color: var(--color-white);
    margin-bottom: 8px;
}
.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 6px;
    line-height: 1.7;
}
.footer-bottom .footer-domain {
    color: rgba(255, 255, 255, 0.45);
    font-size: 12px;
    letter-spacing: 0.04em;
}
/* === 响应式 === */
@media (max-width: 1024px) {
    .main-nav {
        gap: 20px;
    }
    .main-nav a {
        font-size: 14px;
    }
    .article-header-card {
        padding: 32px 28px;
    }
    .article-header-card h1 {
        font-size: 30px;
    }
    .article-content-card {
        padding: 32px 28px;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    .header-cta {
        display: none;
    }
    .mobile-menu-btn {
        display: flex;
    }
    .article-header-card {
        padding: 24px 20px;
    }
    .article-header-card h1 {
        font-size: 26px;
        line-height: 1.4;
    }
    .article-meta {
        gap: 12px;
        font-size: 13px;
    }
    .article-content-card {
        padding: 24px 20px;
    }
    .article-content h2 {
        font-size: 24px;
    }
    .article-content h3 {
        font-size: 20px;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    .article-cta-card {
        padding: 32px 24px;
    }
    .article-cta-card h2 {
        font-size: 24px;
    }
    .risk-disclaimer-card {
        flex-direction: column;
        gap: 12px;
        padding: 24px 20px;
    }
}
@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .article-header-card h1 {
        font-size: 22px;
    }
    .article-content-card {
        padding: 20px 16px;
    }
    .article-content h2 {
        font-size: 21px;
    }
    .article-content h3 {
        font-size: 18px;
    }
    .article-meta {
        flex-wrap: wrap;
        gap: 8px;
    }
    .breadcrumb .current {
        max-width: 160px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .article-actions-grid {
        flex-direction: column;
        gap: 12px;
    }
    .article-actions-grid .btn {
        width: 100%;
    }
    .article-cta-card h2 {
        font-size: 22px;
    }
}

/* roulang page: category2 */
:root {
            --color-primary: #1F242E;
            --color-accent: #B98A3E;
            --color-danger: #C43D3D;
            --color-danger-hover: #A73232;
            --color-safe: #1F7A5A;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-card-alt: #ECE7DC;
            --color-border: #E2DCD0;
            --color-text: #232323;
            --color-text-secondary: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-white: #FFFFFF;
            --color-warm-white: #F4F1EA;
            --radius-lg: 14px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 8px 24px rgba(31, 36, 46, 0.06);
            --shadow-lg: 0 16px 32px rgba(31, 36, 46, 0.12);
            --font-heading: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --card-gap: 24px;
            --navbar-height: 72px;
            --topbar-height: 36px;
            --transition-base: all 0.3s ease;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
            color: var(--color-text);
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: var(--section-padding) 0;
            position: relative;
        }

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

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

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

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

        .section-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }

        .section-heading .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        .section-dark .section-heading h2,
        .section-dark h2,
        .section-dark h3 {
            color: var(--color-white);
        }

        .section-dark .section-heading .section-subtitle {
            color: var(--color-text-muted);
        }

        /* 顶部公告条 */
        .top-announcement {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            font-size: 14px;
            height: var(--topbar-height);
            display: flex;
            align-items: center;
            position: relative;
            z-index: 1001;
        }

        .top-announcement .container {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            width: 100%;
        }

        .top-announcement .announcement-text {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .top-announcement .announcement-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background-color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .top-announcement .announcement-close {
            position: absolute;
            right: 24px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 18px;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
            transition: var(--transition-base);
            background: none;
            border: none;
            cursor: pointer;
        }

        .top-announcement .announcement-close:hover {
            color: var(--color-white);
            background-color: rgba(255, 255, 255, 0.1);
        }

        /* 主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: var(--color-card);
            height: var(--navbar-height);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 8px rgba(31, 36, 46, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--color-accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 15px;
            color: var(--color-primary);
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .logo-text {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }

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

        .header-cta {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 15px;
            border-radius: var(--radius-md);
            transition: var(--transition-base);
            padding: 0 24px;
            height: 48px;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .btn-primary:hover {
            background-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .btn-danger {
            background-color: var(--color-danger);
            color: var(--color-white);
        }

        .btn-danger:hover {
            background-color: var(--color-danger-hover);
            transform: translateY(-1px);
        }

        .btn-lg {
            height: 54px;
            padding: 0 32px;
            font-size: 16px;
        }

        .btn-sm {
            height: 40px;
            padding: 0 18px;
            font-size: 14px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 32px;
            height: 32px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: var(--transition-base);
            background: none;
            border: none;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 1px;
            transition: var(--transition-base);
        }

        .hamburger:hover {
            background-color: var(--color-card-alt);
        }

        /* 移动导航抽屉 */
        .mobile-nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(31, 36, 46, 0.5);
            z-index: 999;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .mobile-nav-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav {
            position: fixed;
            top: 0;
            right: -320px;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            background-color: var(--color-primary);
            z-index: 1002;
            padding: 24px 20px;
            transition: right 0.35s ease;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-nav-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }

        .mobile-nav-header .logo-text {
            color: var(--color-white);
            font-size: 16px;
        }

        .mobile-nav-close {
            width: 32px;
            height: 32px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-white);
            font-size: 20px;
            background: none;
            border: none;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .mobile-nav-close:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .mobile-nav a {
            color: var(--color-warm-white);
            font-size: 15px;
            padding: 12px 14px;
            border-radius: 8px;
            transition: var(--transition-base);
            font-weight: 500;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            background-color: rgba(185, 138, 62, 0.2);
            color: var(--color-accent);
        }

        .mobile-nav a.active {
            border-left: 4px solid var(--color-accent);
        }

        /* 分类页首屏 */
        .category-hero {
            padding: 60px 0 48px;
            background-color: var(--color-bg);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/cb939f10e6dcd9ed.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

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

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

        .breadcrumb-nav .breadcrumb-separator {
            color: var(--color-text-muted);
        }

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

        .category-hero h1 {
            font-size: 40px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 16px;
            font-family: var(--font-heading);
            line-height: 1.3;
            max-width: 800px;
        }

        .category-hero .hero-subtitle {
            font-size: 17px;
            color: var(--color-text-secondary);
            max-width: 680px;
            line-height: 1.9;
        }

        .category-hero .hero-tags {
            display: flex;
            gap: 10px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 500;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
        }

        .tag .tag-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-safe);
            flex-shrink: 0;
        }

        /* 安全保障要点 */
        .security-grid {
            display: grid;
            grid-template-columns: 480px 1fr;
            gap: 48px;
            align-items: center;
        }

        .security-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            background-color: var(--color-card);
            aspect-ratio: 4 / 3;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .security-points {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .security-point {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .security-point:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .security-point-icon {
            width: 42px;
            height: 42px;
            border-radius: 8px;
            background-color: rgba(31, 122, 90, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            color: var(--color-safe);
            font-family: var(--font-heading);
        }

        .security-point h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            font-family: var(--font-heading);
            margin-bottom: 0;
        }

        .security-point p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* 出入金流程时间线 */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 720px;
            margin: 0 auto;
            position: relative;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 24px;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--color-border);
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            padding-left: 60px;
            position: relative;
            padding-bottom: 32px;
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background-color: var(--color-safe);
            border: 3px solid var(--color-bg);
            box-shadow: 0 0 0 2px var(--color-safe);
            z-index: 1;
        }

        .timeline-item-content {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            flex: 1;
            transition: var(--transition-base);
        }

        .timeline-item-content:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .timeline-item-content h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-heading);
        }

        .timeline-item-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .timeline-step-num {
            position: absolute;
            left: 52px;
            top: -4px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-safe);
            background-color: var(--color-bg);
            padding: 0 6px;
            z-index: 1;
        }

        /* 风控规则 */
        .risk-control-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .risk-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition-base);
        }

        .risk-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .risk-card .risk-card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .risk-card .risk-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .risk-card .risk-card-icon.icon-danger {
            background-color: rgba(196, 61, 61, 0.1);
            color: var(--color-danger);
        }

        .risk-card .risk-card-icon.icon-warning {
            background-color: rgba(185, 138, 62, 0.12);
            color: var(--color-accent);
        }

        .risk-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0;
            font-family: var(--font-heading);
        }

        .risk-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .risk-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .risk-card ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
            flex-shrink: 0;
            margin-top: 9px;
        }

        .risk-indicator-bar {
            display: flex;
            gap: 12px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .risk-indicator {
            background-color: var(--color-card-alt);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            text-align: center;
            flex: 1;
            min-width: 120px;
            border: 1px solid var(--color-border);
        }

        .risk-indicator .indicator-value {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-danger);
            font-variant-numeric: tabular-nums;
            font-family: var(--font-heading);
        }

        .risk-indicator .indicator-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-top: 2px;
        }

        /* 风险测评与合规 */
        .compliance-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }

        .compliance-card .compliance-text h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .compliance-card .compliance-text p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.8;
        }

        /* FAQ */
        .faq-accordion {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            font-family: var(--font-heading);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition-base);
        }

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

        .faq-question .faq-toggle-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-card-alt);
            flex-shrink: 0;
            transition: var(--transition-base);
            font-size: 16px;
            color: var(--color-text-secondary);
        }

        .faq-item.open .faq-toggle-icon {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: rotate(180deg);
        }

        .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: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* CTA 区域 */
        .cta-card {
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--color-accent);
        }

        .cta-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .cta-card p {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 28px;
        }

        .cta-card .cta-note {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 16px;
            margin-bottom: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            padding: 60px 0 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

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

        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }

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

        .site-footer .footer-bottom {
            padding: 24px 0 32px;
            text-align: center;
        }

        .site-footer .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--color-accent);
            display: block;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }

        .site-footer .footer-bottom p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 6px;
            line-height: 1.7;
        }

        .site-footer .footer-domain {
            font-size: 12px;
            color: var(--color-text-muted);
            opacity: 0.7;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }

            .header-cta .btn {
                display: none;
            }

            .hamburger {
                display: flex;
            }

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

            .security-image {
                aspect-ratio: 16 / 9;
                max-width: 100%;
            }

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

            .compliance-card {
                grid-template-columns: 1fr;
                text-align: left;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 56px;
                --navbar-height: 64px;
                --topbar-height: 32px;
            }

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

            .category-hero .hero-subtitle {
                font-size: 15px;
            }

            .security-points {
                grid-template-columns: 1fr;
            }

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

            .cta-card {
                padding: 36px 24px;
            }

            .cta-card h2 {
                font-size: 22px;
            }

            .risk-indicator-bar {
                flex-wrap: wrap;
            }

            .risk-indicator {
                min-width: 100px;
            }

            .timeline-item {
                padding-left: 48px;
            }

            .timeline::before {
                left: 18px;
            }

            .timeline-item::before {
                left: 11px;
                width: 16px;
                height: 16px;
            }

            .timeline-step-num {
                left: 40px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 40px;
                --card-gap: 16px;
            }

            .container {
                padding: 0 16px;
            }

            .top-announcement .announcement-text {
                font-size: 12px;
                gap: 6px;
            }

            .top-announcement .announcement-icon {
                width: 16px;
                height: 16px;
                font-size: 10px;
            }

            .category-hero {
                padding: 40px 0 32px;
            }

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

            .section-heading h2 {
                font-size: 22px;
            }

            .risk-card {
                padding: 20px;
            }

            .compliance-card {
                padding: 24px;
            }

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

            .btn-lg {
                width: 100%;
                height: 48px;
                font-size: 15px;
            }

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

            .faq-answer {
                padding: 0 16px;
            }

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

            .faq-answer p {
                font-size: 13px;
            }

            .timeline-item {
                padding-left: 40px;
            }

            .timeline-item-content {
                padding: 16px;
            }

            .timeline-item-content h3 {
                font-size: 15px;
            }

            .timeline-item-content p {
                font-size: 13px;
            }

            .cta-card {
                padding: 28px 20px;
                border-radius: var(--radius-md);
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1F242E;
            --color-accent: #B98A3E;
            --color-danger: #C43D3D;
            --color-danger-hover: #A73232;
            --color-safe: #1F7A5A;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-card-alt: #ECE7DC;
            --color-border: #E2DCD0;
            --color-text: #232323;
            --color-text-secondary: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-white: #FFFFFF;
            --color-warm-white: #F4F1EA;
            --radius-lg: 14px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 8px 24px rgba(31, 36, 46, 0.06);
            --shadow-lg: 0 16px 32px rgba(31, 36, 46, 0.12);
            --font-heading: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --card-gap: 24px;
            --navbar-height: 72px;
            --topbar-height: 36px;
            --transition-base: all 0.3s ease;
        }

        @media (max-width: 1024px) {
            :root {
                --section-padding: 60px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --navbar-height: 64px;
                --topbar-height: 32px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 40px;
                --card-gap: 16px;
            }
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            display: flex;
            flex-direction: column;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
            color: var(--color-text);
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
        }

        section {
            padding: var(--section-padding) 0;
            position: relative;
        }

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

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

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

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

        .section-heading h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-heading .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        .section-dark h2,
        .section-dark h3 {
            color: var(--color-white);
        }

        .section-dark .section-heading .section-subtitle {
            color: var(--color-text-muted);
        }

        /* 顶部公告条 */
        .top-announcement {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            height: var(--topbar-height);
            font-size: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 1001;
        }

        .top-announcement .container {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            width: 100%;
        }

        .top-announcement .announcement-text {
            opacity: 0.92;
        }

        .top-announcement .announcement-close {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-warm-white);
            opacity: 0.6;
            font-size: 18px;
            line-height: 1;
            transition: var(--transition-base);
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
        }

        .top-announcement .announcement-close:hover {
            opacity: 1;
            color: var(--color-white);
        }

        /* 主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: var(--color-card);
            height: var(--navbar-height);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 8px rgba(31, 36, 46, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background-color: var(--color-accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .logo-text {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.25s ease;
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }

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

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            border-radius: var(--radius-md);
            padding: 12px 24px;
            height: 48px;
            font-size: 15px;
            transition: var(--transition-base);
            white-space: nowrap;
            border: 1px solid transparent;
            line-height: 1.4;
        }

        .btn:hover {
            transform: translateY(-1px);
        }

        .btn:active {
            transform: scale(0.98);
        }

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

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

        .btn-primary:hover {
            background-color: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }

        .btn-danger {
            background-color: var(--color-danger);
            color: var(--color-white);
            border-color: var(--color-danger);
        }

        .btn-danger:hover {
            background-color: var(--color-danger-hover);
            border-color: var(--color-danger-hover);
            color: var(--color-white);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: transparent;
        }

        .btn-sm {
            height: 40px;
            padding: 8px 16px;
            font-size: 14px;
        }

        /* 汉堡按钮 */
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            transition: var(--transition-base);
        }

        .hamburger:hover {
            background-color: var(--color-card-alt);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background-color: rgba(31, 36, 46, 0.5);
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .mobile-drawer.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer-panel {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(360px, 85vw);
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            padding: 24px 20px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
        }

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

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .mobile-drawer-header .logo-text {
            color: var(--color-warm-white);
        }

        .mobile-drawer-close {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-warm-white);
            font-size: 24px;
            background: none;
            border: none;
            cursor: pointer;
            border-radius: var(--radius-md);
            transition: var(--transition-base);
        }

        .mobile-drawer-close:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .mobile-drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .mobile-drawer-nav a {
            display: block;
            padding: 14px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-warm-white);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition-base);
        }

        .mobile-drawer-nav a:hover,
        .mobile-drawer-nav a.active {
            color: var(--color-accent);
            padding-left: 8px;
        }

        .mobile-drawer-cta {
            margin-top: 24px;
        }

        .mobile-drawer-cta .btn {
            width: 100%;
        }

        /* body 滚动锁定 */
        body.menu-open {
            overflow: hidden;
        }

        /* 分类页 Hero 区 */
        .cat-hero {
            background-color: var(--color-bg);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(185, 138, 62, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(185, 138, 62, 0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .cat-hero-inner {
            position: relative;
            z-index: 1;
            max-width: 820px;
        }

        .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(185, 138, 62, 0.12);
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .cat-hero h1 {
            font-family: var(--font-heading);
            font-size: 38px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        .cat-hero-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 24px;
            max-width: 700px;
        }

        .cat-hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .cat-hero-tags span {
            display: inline-block;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 20px;
            transition: var(--transition-base);
        }

        .cat-hero-tags span:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        /* 板块 2：软件功能图标网格 */
        .features-icon-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .feature-icon-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: left;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .feature-icon-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .feature-icon-block {
            width: 48px;
            height: 48px;
            background-color: rgba(185, 138, 62, 0.12);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

        .feature-icon-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .feature-icon-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.75;
        }

        /* 板块 3：软件操作流程 图文步骤条 */
        .flow-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .flow-step-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .flow-step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 18px 20px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: var(--transition-base);
        }

        .flow-step-item:hover {
            border-color: var(--color-accent);
            transform: translateX(4px);
        }

        .flow-step-num {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .flow-step-content h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .flow-step-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .flow-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            background-color: var(--color-card);
        }

        .flow-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        /* 板块 4：手续费与保证金横向数据卡 */
        .fee-data-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .fee-data-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .fee-data-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .fee-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            font-weight: 500;
        }

        .fee-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-primary);
            font-family: var(--font-heading);
            letter-spacing: -0.01em;
            font-variant-numeric: tabular-nums;
        }

        .fee-note {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 8px;
            margin-bottom: 0;
        }

        /* 板块 5：新手开户指南文章列表 */
        .guide-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
            margin-bottom: 32px;
        }

        .guide-card {
            display: block;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
            color: inherit;
        }

        .guide-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: inherit;
        }

        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .guide-card-tag {
            background-color: rgba(185, 138, 62, 0.12);
            color: var(--color-accent);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
        }

        .guide-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.5;
            font-family: var(--font-heading);
        }

        .guide-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-more {
            text-align: center;
        }

        .empty-state {
            text-align: center;
            padding: 48px 24px;
            color: var(--color-text-muted);
            font-size: 15px;
            background-color: var(--color-card);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-lg);
        }

        /* 板块 6：FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px 40px;
        }

        .faq-column {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition-base);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-accent);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 0;
            line-height: 1.75;
        }

        /* 板块 7：底部 CTA */
        .bottom-cta {
            background-color: var(--color-bg);
        }

        .cta-card {
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: var(--color-white);
            box-shadow: var(--shadow-lg);
        }

        .cta-card h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
        }

        .cta-card .cta-subtitle {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 28px;
        }

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

        .cta-risk {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-warm-white);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            font-size: 14px;
            color: var(--color-warm-white);
            opacity: 0.8;
            transition: var(--transition-base);
        }

        .footer-col a:hover {
            opacity: 1;
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 16px;
            color: var(--color-warm-white);
            display: inline-block;
            margin-bottom: 8px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .footer-domain {
            font-size: 12px;
            color: var(--color-text-muted);
            opacity: 0.7;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: block;
            }

            .header-cta {
                display: none;
            }

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

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

            .flow-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .cat-hero h1 {
                font-size: 30px;
            }

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

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

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .cta-card {
                padding: 36px 24px;
            }

            .cta-card h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 640px) {
            .cat-hero h1 {
                font-size: 26px;
            }

            .cat-hero-desc {
                font-size: 15px;
            }

            .section-heading h2 {
                font-size: 24px;
            }

            .features-icon-grid {
                grid-template-columns: 1fr;
            }

            .fee-data-row {
                grid-template-columns: 1fr;
            }

            .flow-step-item {
                flex-direction: column;
                gap: 10px;
            }

            .btn {
                width: 100%;
                justify-content: center;
            }

            .guide-card h3 {
                font-size: 16px;
            }

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

            .faq-answer {
                padding: 0 16px;
            }

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

        @media (max-width: 480px) {
            body {
                font-size: 15px;
            }

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

            .cat-hero {
                padding: 40px 0 32px;
            }

            .cat-hero h1 {
                font-size: 24px;
            }

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

            .fee-value {
                font-size: 22px;
            }
        }