/* roulang page: index */
:root {
            --color-primary: #1F2629;
            --color-accent: #C8924A;
            --color-accent-deep: #B07E38;
            --color-accent-soft: #F0E4D0;
            --color-success: #2F9E6E;
            --color-danger: #B84C42;
            --color-danger-soft: #F6D7D3;
            --color-bg: #F5F1E8;
            --color-bg-card: #FBF8F3;
            --color-white: #FFFFFF;
            --color-border: #E5DED2;
            --color-text: #1F2629;
            --color-text-sub: #5A5A55;
            --color-text-muted: #8B877F;
            --color-text-light: #F5F1E8;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(31,38,41,0.06);
            --shadow-md: 0 8px 20px rgba(31,38,41,0.12);
            --shadow-lg: 0 12px 30px rgba(0,0,0,0.25);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: all 0.25s ease;
            --container-max: 1200px;
            --section-padding: 72px;
            --header-height: 64px;
        }

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

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

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

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

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

        a:focus,
        button:focus,
        input:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        ul,
        ol {
            list-style: none;
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input {
            font-family: var(--font-family);
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(251, 248, 243, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding-top: 0;
            padding-bottom: 0;
        }

        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo a {
            color: var(--color-primary);
            text-decoration: none;
        }

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

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

        .nav-links a {
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
        }

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
        }

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

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

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
            border-radius: 2px;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

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

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile menu overlay */
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-bg-card);
            z-index: 999;
            padding: 24px;
            overflow-y: auto;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 0;
            font-size: 17px;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
            text-decoration: none;
        }

        .mobile-menu a:hover {
            color: var(--color-accent-deep);
        }

        /* Main content spacing */
        main {
            margin-top: var(--header-height);
        }

        /* Section base */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-alt {
            background: var(--color-bg-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

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

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-sub);
            margin-bottom: 32px;
            max-width: 680px;
            line-height: 1.7;
        }

        .section-header {
            margin-bottom: 24px;
        }

        .section-header .section-title {
            margin-bottom: 8px;
        }

        /* Hero */
        .hero {
            padding: 60px 0 56px;
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/77da8041420dd016.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .hero-content {
            padding-right: 20px;
        }

        .hero-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-title .highlight {
            color: var(--color-accent);
        }

        .hero-subtitle {
            font-size: 18px;
            color: var(--color-text-sub);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .hero-note {
            font-size: 13px;
            color: var(--color-text-muted);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            max-width: 520px;
            line-height: 1.6;
        }

        .hero-image-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .hero-image-wrap img {
            width: 100%;
            max-width: 480px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        .hero-image-wrap::after {
            content: '';
            position: absolute;
            bottom: -20px;
            right: -20px;
            width: 100px;
            height: 100px;
            background: var(--color-accent-soft);
            border-radius: 50%;
            z-index: -1;
            opacity: 0.6;
        }

        /* Data strip */
        .data-strip {
            padding: 20px 0;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
        }

        .data-strip .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .strip-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-muted);
            margin-right: 8px;
            white-space: nowrap;
        }

        .strip-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-lg);
            font-size: 13px;
            background: var(--color-accent-soft);
            color: #7A531F;
            white-space: nowrap;
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .strip-tag:hover {
            background: var(--color-accent);
            color: var(--color-white);
            border-color: var(--color-accent);
            transform: translateY(-1px);
        }

        /* Channel grid - mixed */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            grid-auto-rows: auto;
            gap: 20px;
        }

        .channel-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
            text-decoration: none;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

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

        .channel-card.large {
            grid-column: span 2;
            grid-row: span 1;
            padding: 32px;
        }

        .channel-card .card-icon {
            font-size: 28px;
            margin-bottom: 12px;
        }

        .channel-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .channel-card p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }

        .channel-card .card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .channel-card .card-link:hover {
            color: var(--color-accent-deep);
        }

        /* Intro feature */
        .intro-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: start;
        }

        .intro-side {
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }

        .intro-side .section-title {
            font-size: 24px;
            margin-bottom: 10px;
        }

        .intro-side p {
            font-size: 15px;
            color: var(--color-text-sub);
            line-height: 1.7;
        }

        .intro-side .btn {
            margin-top: 20px;
        }

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

        .intro-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition);
        }

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

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

        .intro-item .item-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }

        .intro-item .item-info .meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .intro-item .item-arrow {
            font-size: 20px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .item-link {
            text-decoration: none;
            display: contents;
        }

        /* Risk control section */
        .risk-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .risk-image img {
            width: 100%;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        .risk-content .section-title {
            font-size: 24px;
            margin-bottom: 16px;
        }

        .risk-points {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 20px;
        }

        .risk-point {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--color-text);
            line-height: 1.6;
        }

        .risk-point .point-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--color-accent-soft);
            color: #7A531F;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .risk-extra-card {
            background: var(--color-accent-soft);
            border: 1px solid var(--color-accent);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-top: 12px;
        }

        .risk-extra-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: #7A531F;
            margin-bottom: 6px;
        }

        .risk-extra-card p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
            margin-bottom: 10px;
        }

        .risk-extra-card a {
            font-size: 14px;
            font-weight: 500;
        }

        /* Market timeline */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
            padding-left: 24px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--color-border);
        }

        .timeline-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: var(--transition);
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -20px;
            top: 20px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-accent);
            border: 2px solid var(--color-bg-card);
        }

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

        .timeline-item .date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            white-space: nowrap;
            min-width: 80px;
            padding-top: 3px;
        }

        .timeline-item .tl-content {
            flex: 1;
        }

        .timeline-item .tl-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .timeline-item .tl-content p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .timeline-item .tl-content a {
            font-size: 13px;
            font-weight: 500;
        }

        /* Latest CMS list */
        .latest-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

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

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

        .latest-card .card-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .latest-card .card-body p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .latest-card .card-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
            padding-top: 10px;
            border-top: 1px solid var(--color-border);
        }

        .latest-card .card-meta .badge {
            padding: 3px 10px;
            border-radius: var(--radius-lg);
            font-size: 12px;
            background: var(--color-accent-soft);
            color: #7A531F;
            white-space: nowrap;
        }

        .latest-card .card-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .latest-card .card-link:hover {
            color: var(--color-accent-deep);
        }

        .empty-state {
            background: var(--color-white);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: 48px 20px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
        }

        .view-more-wrap {
            text-align: center;
            margin-top: 28px;
        }

        /* Psychology section */
        .psych-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .psych-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }

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

        .psych-card .psych-icon {
            font-size: 36px;
            margin-bottom: 12px;
        }

        .psych-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .psych-card p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
        }

        /* Misconception section */
        .misconception-layout {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 36px;
            align-items: start;
        }

        .misconception-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .misconception-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

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

        .misconception-item .mq-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-danger-soft);
            color: #7A2C28;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .misconception-item .mq-text {
            flex: 1;
        }

        .misconception-item .mq-text strong {
            font-size: 15px;
            color: var(--color-primary);
            display: block;
            margin-bottom: 4px;
        }

        .misconception-item .mq-text p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
        }

        .misconception-side-card {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }

        .misconception-side-card h4 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--color-accent);
        }

        .misconception-side-card p {
            font-size: 14px;
            color: #D0CBC2;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .misconception-side-card a {
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 500;
        }

        /* Risk warning section */
        .risk-warning {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 56px 0;
            border-top: 4px solid var(--color-danger);
        }

        .risk-warning .container {
            max-width: 900px;
        }

        .risk-warning .section-title {
            color: var(--color-text-light);
            text-align: center;
            margin-bottom: 8px;
        }

        .risk-warning .section-subtitle {
            color: #D0CBC2;
            text-align: center;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .risk-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 32px;
        }

        .risk-grid-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: var(--transition);
        }

        .risk-grid-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-danger);
        }

        .risk-grid-item .risk-icon {
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--color-danger);
        }

        .risk-grid-item h5 {
            font-size: 14px;
            font-weight: 600;
            color: #F5F1E8;
            margin-bottom: 6px;
        }

        .risk-grid-item p {
            font-size: 13px;
            color: #D0CBC2;
            line-height: 1.5;
        }

        .risk-warning .cta-wrap {
            text-align: center;
            margin-top: 32px;
        }

        .risk-warning .btn {
            background: var(--color-danger);
            color: #fff;
            border: none;
        }

        .risk-warning .btn:hover {
            background: #9E3D35;
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        /* Tool section */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .tool-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: var(--transition);
            text-align: center;
        }

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

        .tool-card .tool-icon {
            font-size: 36px;
            margin-bottom: 12px;
        }

        .tool-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .tool-card p {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.6;
        }

        .tool-steps {
            margin-top: 28px;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            border: 1px solid var(--color-border);
        }

        .tool-steps h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .tool-steps ol {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
            counter-reset: step;
        }

        .tool-steps ol li {
            counter-increment: step;
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.5;
            padding-left: 32px;
            position: relative;
        }

        .tool-steps ol li::before {
            content: counter(step);
            position: absolute;
            left: 0;
            top: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

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

        .faq-question {
            padding: 18px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            user-select: none;
            transition: var(--transition);
        }

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

        .faq-question .faq-icon {
            font-size: 22px;
            color: var(--color-accent);
            transition: var(--transition);
            flex-shrink: 0;
            font-weight: 400;
        }

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

        .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-answer a {
            font-size: 14px;
            font-weight: 500;
        }

        /* Subscribe form */
        .subscribe-wrap {
            max-width: 560px;
            margin: 0 auto;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            align-items: stretch;
            margin-top: 20px;
        }

        .subscribe-form .form-group {
            flex: 1;
        }

        .subscribe-form label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            display: block;
            margin-bottom: 6px;
        }

        .subscribe-form input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            background: var(--color-white);
            color: var(--color-text);
            transition: var(--transition);
            line-height: 1.4;
        }

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 146, 74, 0.15);
        }

        .subscribe-form .btn {
            align-self: flex-end;
            padding: 12px 24px;
            white-space: nowrap;
        }

        .subscribe-success,
        .subscribe-error {
            font-size: 14px;
            margin-top: 10px;
            display: none;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
        }

        .subscribe-success.show {
            display: block;
            background: #E8F5EE;
            color: #1E6B4E;
            border: 1px solid var(--color-success);
        }

        .subscribe-error.show {
            display: block;
            background: var(--color-danger-soft);
            color: #7A2C28;
            border: 1px solid var(--color-danger);
        }

        /* Cross recommendation */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 16px;
        }

        .tag-cloud .tag-btn {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: var(--radius-lg);
            font-size: 14px;
            background: var(--color-white);
            color: var(--color-primary);
            border: 1px solid var(--color-border);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

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

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 56px 0 24px;
            border-top: 4px solid var(--color-accent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--color-text-light);
        }

        .footer-brand p {
            font-size: 14px;
            color: #B8B5AE;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: #B8B5AE;
            text-decoration: none;
            padding: 4px 0;
            transition: var(--transition);
        }

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

        .footer-risk {
            font-size: 13px;
            color: #D0CBC2;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            line-height: 1.7;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #8B877F;
        }

        .footer-bottom a {
            color: #B8B5AE;
            text-decoration: none;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
                text-align: center;
            }

            .hero-content {
                padding-right: 0;
            }

            .hero-subtitle {
                max-width: 100%;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-note {
                max-width: 100%;
                text-align: left;
            }

            .hero-image-wrap img {
                max-width: 100%;
            }

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

            .channel-card.large {
                grid-column: span 2;
            }

            .intro-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .intro-side {
                position: static;
            }

            .risk-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .risk-image img {
                max-width: 500px;
                margin: 0 auto;
            }

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

            .misconception-side-card {
                position: static;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }

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

            .psych-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }

            .tool-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }

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

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

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

            .nav-links {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

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

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

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

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

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

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

            .hero-title {
                font-size: 28px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

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

            .subscribe-form {
                flex-direction: column;
                gap: 10px;
            }

            .subscribe-form .btn {
                align-self: stretch;
            }

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

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

            .timeline {
                padding-left: 18px;
            }

            .timeline-item::before {
                left: -14px;
                width: 8px;
                height: 8px;
            }

            .data-strip .container {
                gap: 6px;
            }

            .strip-tag {
                padding: 5px 10px;
                font-size: 12px;
            }
        }

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

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

            .hero-title {
                font-size: 24px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

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

            .section-title {
                font-size: 20px;
            }

            .channel-card {
                padding: 20px 16px;
            }

            .channel-card.large {
                padding: 24px 18px;
            }

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

/* roulang page: article */
:root {
            --color-primary: #1F2629;
            --color-accent: #C8924A;
            --color-accent-deep: #B07E38;
            --color-accent-soft: #F0E4D0;
            --color-success: #2F9E6E;
            --color-danger: #B84C42;
            --color-danger-soft: #F6D7D3;
            --color-bg: #F5F1E8;
            --color-bg-card: #FBF8F3;
            --color-white: #FFFFFF;
            --color-border: #E5DED2;
            --color-text: #1F2629;
            --color-text-sub: #5A5A55;
            --color-text-muted: #8B877F;
            --color-text-light: #F5F1E8;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(31,38,41,0.06);
            --shadow-md: 0 8px 20px rgba(31,38,41,0.12);
            --shadow-lg: 0 12px 30px rgba(0,0,0,0.25);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: all 0.25s ease;
            --container-max: 1200px;
            --section-padding: 72px;
            --header-height: 64px;
        }

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

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

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

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

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

        a:focus,
        button:focus,
        input:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input {
            font-family: var(--font-family);
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-family);
            color: var(--color-primary);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 16px;
        }

        p {
            margin: 0 0 16px;
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(251, 248, 243, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding-top: 0;
            padding-bottom: 0;
        }

        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo a {
            color: var(--color-primary);
            text-decoration: none;
        }

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

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

        .nav-links a {
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
        }

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
        }

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

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

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            width: 40px;
            height: 40px;
            padding: 6px;
            background: transparent;
            border: none;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .hamburger:hover {
            background: var(--color-accent-soft);
        }

        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            margin: 3px 0;
            transition: var(--transition);
        }

        .hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            background: var(--color-bg);
            padding: 28px 0 8px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .breadcrumb a {
            color: var(--color-accent);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            margin: 0 2px;
        }

        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 500;
            max-width: 400px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* Article Header */
        .article-header-section {
            background: var(--color-bg);
            padding: 24px 0 40px;
        }

        .article-header-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 40px 48px;
            box-shadow: var(--shadow-sm);
        }

        .article-header-card h1 {
            font-size: 32px;
            line-height: 1.35;
            margin-bottom: 18px;
            color: var(--color-primary);
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .article-meta .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-lg);
            font-size: 12px;
            font-weight: 500;
            background: var(--color-accent-soft);
            color: #7A531F;
            letter-spacing: 0.3px;
        }

        .article-meta .separator-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-border);
        }

        .article-excerpt {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-sub);
            margin-bottom: 0;
            padding-left: 16px;
            border-left: 3px solid var(--color-accent);
            background: rgba(200, 146, 74, 0.04);
            padding: 12px 16px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }

        /* Article Content */
        .article-content-section {
            background: var(--color-bg);
            padding: 32px 0 56px;
        }

        .article-body {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 48px 56px;
            box-shadow: var(--shadow-sm);
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text);
        }

        .article-body h2 {
            font-size: 24px;
            margin-top: 40px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-accent-soft);
        }

        .article-body h3 {
            font-size: 20px;
            margin-top: 32px;
            margin-bottom: 14px;
        }

        .article-body h4 {
            font-size: 18px;
            margin-top: 24px;
            margin-bottom: 12px;
        }

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

        .article-body ul,
        .article-body ol {
            margin-bottom: 18px;
            padding-left: 24px;
        }

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

        .article-body blockquote {
            margin: 24px 0;
            padding: 16px 20px;
            background: var(--color-accent-soft);
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-sub);
            font-style: italic;
        }

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

        .article-body img {
            margin: 24px auto;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-sm);
            max-width: 100%;
            height: auto;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
            display: block;
            overflow-x: auto;
            white-space: nowrap;
        }

        .article-body table thead th {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 10px 14px;
            text-align: left;
            font-weight: 500;
        }

        .article-body table tbody td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--color-border);
        }

        .article-body table tbody tr:hover td {
            background: var(--color-accent-soft);
        }

        .article-body code {
            background: var(--color-accent-soft);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 14px;
            font-family: 'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
        }

        .article-body pre {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 20px;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            margin: 24px 0;
            font-size: 14px;
            line-height: 1.6;
        }

        .article-body pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }

        .article-body .not-found-message {
            text-align: center;
            padding: 48px 24px;
            color: var(--color-text-sub);
        }

        .article-body .not-found-message p {
            font-size: 18px;
            margin-bottom: 20px;
        }

        /* Key Points */
        .article-key-points {
            background: var(--color-bg);
            padding: 48px 0;
        }

        .key-points-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 36px 40px;
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--color-accent);
        }

        .key-points-card h2 {
            font-size: 20px;
            margin-bottom: 24px;
            color: var(--color-primary);
        }

        .key-points-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .key-points-list li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 14px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-sub);
        }

        .key-points-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .key-points-list li:last-child {
            margin-bottom: 0;
        }

        /* Related Articles */
        .related-section {
            background: var(--color-bg);
            padding: 48px 0 64px;
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: 26px;
            margin-bottom: 8px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .related-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 0;
        }

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

        .related-card-body h3 {
            font-size: 17px;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .related-card-body h3 a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition);
        }

        .related-card-body h3 a:hover {
            color: var(--color-accent-deep);
        }

        .related-card-body p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--color-text-sub);
            margin-bottom: 16px;
            flex: 1;
        }

        .related-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 12px;
        }

        .related-card .read-more {
            font-size: 14px;
            color: var(--color-accent);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
        }

        .related-card .read-more:hover {
            color: var(--color-accent-deep);
        }

        .related-empty {
            background: var(--color-bg-card);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: 36px 24px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
        }

        /* Back Navigation */
        .back-section {
            background: var(--color-bg);
            padding: 16px 0 48px;
        }

        .back-nav-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 32px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

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

        .back-nav-links a,
        .back-nav-links button {
            font-size: 15px;
            color: var(--color-primary);
            text-decoration: none;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: transparent;
            transition: var(--transition);
        }

        .back-nav-links a:hover,
        .back-nav-links button:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
        }

        .back-nav-links button {
            cursor: pointer;
        }

        /* Risk Warning */
        .risk-warning-section {
            background: var(--color-bg);
            padding: 8px 0 64px;
        }

        .risk-warning-bar {
            background: var(--color-danger-soft);
            border: 1px solid #E8B4AD;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .risk-warning-bar .warning-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            color: var(--color-danger);
            font-size: 20px;
            line-height: 24px;
            text-align: center;
            font-weight: 700;
        }

        .risk-warning-bar p {
            margin: 0;
            font-size: 14px;
            line-height: 1.7;
            color: #7A2C28;
        }

        .risk-warning-bar strong {
            color: #7A2C28;
            font-weight: 700;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 56px 0 32px;
        }

        .site-footer .container {
            padding-top: 0;
            padding-bottom: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            color: var(--color-text-light);
            font-size: 22px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(245, 241, 232, 0.75);
            margin-bottom: 0;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(245, 241, 232, 0.75);
            text-decoration: none;
            margin-bottom: 10px;
            transition: var(--transition);
        }

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

        .footer-risk {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(245, 241, 232, 0.7);
            background: rgba(255, 255, 255, 0.06);
            padding: 14px 16px;
            border-radius: var(--radius-sm);
        }

        .footer-risk strong {
            display: block;
            margin-bottom: 6px;
            color: var(--color-text-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(245, 241, 232, 0.6);
        }

        .footer-bottom a {
            color: rgba(245, 241, 232, 0.6);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1199px) {
            .container {
                padding: 0 20px;
            }
            .article-header-card,
            .article-body {
                padding: 32px 36px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 991px) {
            :root {
                --section-padding: 48px;
            }
            .nav-links {
                gap: 18px;
            }
            .nav-links a {
                font-size: 14px;
            }
            .article-header-card h1 {
                font-size: 28px;
            }
            .article-body {
                padding: 28px 24px;
                font-size: 16px;
            }
            .article-body h2 {
                font-size: 22px;
            }
            .key-points-card {
                padding: 28px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-padding: 40px;
            }
            .site-header .container {
                padding: 0 16px;
            }
            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-bg-card);
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 20px;
                gap: 18px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                display: none;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 16px;
                width: 100%;
                padding: 6px 0;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .breadcrumb-section {
                padding: 20px 0 4px;
            }
            .breadcrumb {
                font-size: 13px;
                gap: 4px;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .article-header-card {
                padding: 24px 20px;
            }
            .article-header-card h1 {
                font-size: 24px;
                line-height: 1.4;
            }
            .article-meta {
                gap: 8px;
                font-size: 13px;
            }
            .article-excerpt {
                font-size: 14px;
                padding: 10px 12px;
            }
            .article-body {
                padding: 20px 16px;
                font-size: 15px;
                line-height: 1.85;
            }
            .article-body h2 {
                font-size: 20px;
                margin-top: 28px;
            }
            .article-body h3 {
                font-size: 18px;
                margin-top: 24px;
            }
            .article-body blockquote {
                padding: 12px 14px;
                font-size: 14px;
            }
            .key-points-card {
                padding: 20px 16px;
            }
            .key-points-card h2 {
                font-size: 18px;
                margin-bottom: 16px;
            }
            .key-points-list li {
                font-size: 14px;
                padding-left: 22px;
                margin-bottom: 10px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .related-card-body {
                padding: 16px;
            }
            .back-nav-card {
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .back-nav-links {
                flex-direction: column;
                width: 100%;
                align-items: flex-start;
                gap: 10px;
            }
            .back-nav-links a,
            .back-nav-links button {
                width: 100%;
                text-align: center;
            }
            .risk-warning-bar {
                padding: 16px;
                flex-direction: column;
                gap: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .article-header-card h1 {
                font-size: 21px;
            }
            .article-body {
                padding: 16px 12px;
                font-size: 15px;
            }
            .article-body h2 {
                font-size: 18px;
            }
            .article-body h3 {
                font-size: 17px;
            }
            .breadcrumb .current {
                max-width: 120px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1F2629;
            --color-accent: #C8924A;
            --color-accent-deep: #B07E38;
            --color-accent-soft: #F0E4D0;
            --color-success: #2F9E6E;
            --color-danger: #B84C42;
            --color-danger-soft: #F6D7D3;
            --color-bg: #F5F1E8;
            --color-bg-card: #FBF8F3;
            --color-white: #FFFFFF;
            --color-border: #E5DED2;
            --color-text: #1F2629;
            --color-text-sub: #5A5A55;
            --color-text-muted: #8B877F;
            --color-text-light: #F5F1E8;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(31,38,41,0.06);
            --shadow-md: 0 8px 20px rgba(31,38,41,0.12);
            --shadow-lg: 0 12px 30px rgba(0,0,0,0.25);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: all 0.25s ease;
            --container-max: 1200px;
            --section-padding: 72px;
            --header-height: 64px;
        }

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

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

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

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

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

        a:focus,
        button:focus,
        input:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input {
            font-family: var(--font-family);
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(251, 248, 243, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding-top: 0;
            padding-bottom: 0;
        }

        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo a {
            color: var(--color-primary);
            text-decoration: none;
        }

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

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

        .nav-links a {
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
        }

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
        }

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

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

        .hamburger {
            display: none;
            font-size: 28px;
            line-height: 1;
            color: var(--color-primary);
            background: none;
            border: none;
            padding: 8px;
        }

        /* Breadcrumb */
        .breadcrumb {
            padding: 12px 0;
            background: transparent;
            font-size: 14px;
        }

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

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

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

        .breadcrumb span.current {
            color: var(--color-text-sub);
        }

        /* Page title section */
        .page-title-section {
            padding: 40px 0 32px;
            background: var(--color-bg);
        }

        .page-title-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .page-title-grid h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .page-title-grid p {
            font-size: 17px;
            color: var(--color-text-sub);
            max-width: 520px;
        }

        .page-title-image img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }

        /* Section general */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-alt {
            background: var(--color-bg-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 24px;
            line-height: 1.4;
        }

        /* Intro section */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .intro-text h2 {
            margin-bottom: 16px;
        }

        .intro-text p {
            margin-bottom: 16px;
            color: var(--color-text-sub);
        }

        .intro-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

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

        .term-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .term-card ul {
            list-style: none;
            padding: 0;
        }

        .term-card li {
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 15px;
            color: var(--color-text-sub);
        }

        .term-card li:last-child {
            border-bottom: none;
        }

        .intro-side img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }

        /* Steps section */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: center;
        }

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

        .step-num {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent);
            background: var(--color-accent-soft);
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 15px;
            color: var(--color-text-sub);
            line-height: 1.7;
        }

        /* Articles section */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

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

        .badge {
            background: var(--color-accent-soft);
            color: #7A531F;
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }

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

        .article-card h3 a {
            color: var(--color-text);
        }

        .article-card h3 a:hover {
            color: var(--color-accent-deep);
        }

        .article-card p {
            font-size: 15px;
            color: var(--color-text-sub);
            flex: 1;
            margin-bottom: 12px;
        }

        .read-more {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
            align-self: flex-start;
        }

        .read-more:hover {
            color: var(--color-accent-deep);
        }

        .empty-state {
            background: var(--color-white);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: 40px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
        }

        .articles-more {
            margin-top: 24px;
            text-align: center;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag {
            background: var(--color-accent-soft);
            color: #7A531F;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* Related section */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-decoration: none;
            display: block;
        }

        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            text-decoration: none;
        }

        .related-icon {
            font-size: 32px;
            display: block;
            margin-bottom: 12px;
        }

        .related-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .related-card p {
            font-size: 15px;
            color: var(--color-text-sub);
            margin-bottom: 12px;
        }

        .related-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
        }

        .related-card:hover .related-link {
            color: var(--color-accent-deep);
        }

        /* Risk strip */
        .risk-strip {
            padding: 32px 0;
        }

        .risk-strip-inner {
            background: var(--color-danger-soft);
            border-left: 4px solid var(--color-danger);
            padding: 20px 24px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .risk-icon {
            font-size: 22px;
            flex-shrink: 0;
        }

        .risk-strip-inner p {
            font-size: 15px;
            color: #7A2C28;
            line-height: 1.7;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 48px 0 20px;
            margin-top: 40px;
        }

        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 2fr;
            gap: 40px;
        }

        .footer-brand .logo {
            color: var(--color-text-light);
            font-size: 20px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        .footer-col h5 {
            color: var(--color-text-light);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .footer-col a {
            color: var(--color-text-muted);
            font-size: 14px;
            display: block;
            margin-bottom: 8px;
        }

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

        .footer-risk {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-muted);
            background: rgba(255,255,255,0.05);
            padding: 16px;
            border-radius: var(--radius-sm);
        }

        .footer-risk strong {
            color: var(--color-danger-soft);
            display: block;
            margin-bottom: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-muted);
        }

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

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

        /* Responsive */
        @media (max-width: 991px) {
            :root {
                --section-padding: 48px;
            }
            .nav-links {
                gap: 18px;
            }
            .page-title-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .page-title-image img {
                height: 220px;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-padding: 40px;
                --header-height: 60px;
            }
            body {
                padding-top: var(--header-height);
            }
            .site-header {
                height: var(--header-height);
            }
            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-bg-card);
                flex-direction: column;
                align-items: center;
                gap: 0;
                padding: 20px 0;
                border-bottom: 1px solid var(--color-border);
                display: none;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 0;
                width: 100%;
                text-align: center;
                border-bottom: 1px solid var(--color-border);
            }
            .nav-links a:last-child {
                border-bottom: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .page-title-grid h1 {
                font-size: 26px;
            }
            .page-title-image img {
                height: 180px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1F2629;
            --color-accent: #C8924A;
            --color-accent-deep: #B07E38;
            --color-accent-soft: #F0E4D0;
            --color-success: #2F9E6E;
            --color-danger: #B84C42;
            --color-danger-soft: #F6D7D3;
            --color-bg: #F5F1E8;
            --color-bg-card: #FBF8F3;
            --color-white: #FFFFFF;
            --color-border: #E5DED2;
            --color-text: #1F2629;
            --color-text-sub: #5A5A55;
            --color-text-muted: #8B877F;
            --color-text-light: #F5F1E8;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(31,38,41,0.06);
            --shadow-md: 0 8px 20px rgba(31,38,41,0.12);
            --shadow-lg: 0 12px 30px rgba(0,0,0,0.25);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: all 0.25s ease;
            --container-max: 1200px;
            --section-padding: 72px;
            --header-height: 64px;
        }

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

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

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

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

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

        a:focus,
        button:focus,
        input:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input {
            font-family: var(--font-family);
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-family);
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-primary);
            margin-bottom: 0.5em;
        }

        h1 {
            font-size: 32px;
        }

        h2 {
            font-size: 26px;
        }

        h3 {
            font-size: 19px;
        }

        p {
            margin-bottom: 1em;
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(251, 248, 243, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding-top: 0;
            padding-bottom: 0;
            gap: 16px;
        }

        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo a {
            color: var(--color-primary);
            text-decoration: none;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            flex: 1;
            justify-content: center;
        }

        .nav-links a {
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width 0.3s ease;
            border-radius: 2px;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
            border: none;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
            transform: translateY(-1px);
        }

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

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

        .btn-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid var(--color-text-light);
        }

        .btn-outline-light:hover {
            background: var(--color-text-light);
            color: var(--color-primary);
            border-color: var(--color-text-light);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--color-primary);
            border-radius: 4px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }

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

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        /* Main content */
        main {
            display: block;
        }

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

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

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

        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-title h2 {
            font-size: 26px;
            margin-bottom: 12px;
        }

        .section-title p {
            color: var(--color-text-sub);
            font-size: 16px;
            max-width: 720px;
            margin: 0 auto;
        }

        .section-title.dark p {
            color: rgba(245, 241, 232, 0.75);
        }

        .section-title.dark h2 {
            color: var(--color-text-light);
        }

        /* Page title area (category2) */
        .page-title-section {
            background: var(--color-bg);
            padding: 56px 0 36px;
            border-bottom: 1px solid var(--color-border);
        }

        .page-title-section h1 {
            font-size: 32px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .page-title-section .page-desc {
            font-size: 16px;
            color: var(--color-text-sub);
            max-width: 820px;
            line-height: 1.9;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 18px 0;
            background: transparent;
            border-bottom: 1px solid var(--color-border);
        }

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

        .breadcrumb-nav a {
            color: var(--color-accent);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .breadcrumb-nav .separator {
            color: var(--color-border);
            user-select: none;
        }

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

        /* Principles list */
        .principles-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .principle-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .principle-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-accent-soft);
            color: var(--color-accent-deep);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .principle-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

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

        /* Position management */
        .position-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .position-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
        }

        .position-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        .position-content h2 {
            font-size: 24px;
            margin-bottom: 16px;
        }

        .position-content p {
            color: var(--color-text-sub);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 12px;
        }

        .position-content .highlight-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .position-content .highlight-list li {
            padding: 8px 0 8px 24px;
            position: relative;
            font-size: 15px;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }

        .position-content .highlight-list li:last-child {
            border-bottom: none;
        }

        .position-content .highlight-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        /* Risk checklist */
        .checklist-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: stretch;
        }

        .checklist-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
        }

        .checklist-card h3 {
            font-size: 19px;
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }

        .checklist-items {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .checklist-items li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 15px;
            color: var(--color-text);
        }

        .checklist-items li:last-child {
            border-bottom: none;
        }

        .checklist-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--color-success);
            color: var(--color-white);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            margin-top: 2px;
        }

        .risk-tip-card {
            background: var(--color-danger-soft);
            border: 1px solid var(--color-danger);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .risk-tip-card h4 {
            color: var(--color-danger);
            font-size: 17px;
            margin-bottom: 12px;
        }

        .risk-tip-card p {
            color: #7A2C28;
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Article cards */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .article-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

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

        .article-card .card-badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--radius-lg);
            font-size: 12px;
            font-weight: 500;
            background: var(--color-accent-soft);
            color: #7A531F;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .article-card h3 {
            font-size: 16px;
            line-height: 1.6;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

        .article-card h3 a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition);
        }

        .article-card h3 a:hover {
            color: var(--color-accent-deep);
        }

        .article-card .card-summary {
            font-size: 13px;
            color: var(--color-text-sub);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        .article-card .read-link {
            font-size: 13px;
            color: var(--color-accent);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
        }

        .article-card .read-link:hover {
            color: var(--color-accent-deep);
        }

        .more-link-wrapper {
            text-align: center;
            margin-top: 36px;
        }

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

        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

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

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

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            color: var(--color-text-sub);
            font-size: 14px;
            line-height: 1.9;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

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

        /* Risk warning section */
        .risk-warning-section {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 56px 0;
        }

        .risk-warning-card {
            background: rgba(184, 76, 66, 0.12);
            border: 1px solid rgba(184, 76, 66, 0.5);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .risk-warning-card .risk-icon {
            font-size: 40px;
            margin-bottom: 16px;
            display: block;
        }

        .risk-warning-card h3 {
            color: var(--color-text-light);
            font-size: 22px;
            margin-bottom: 14px;
        }

        .risk-warning-card p {
            color: rgba(245, 241, 232, 0.85);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 8px;
        }

        .risk-warning-card .risk-points {
            list-style: none;
            padding: 0;
            margin: 18px 0 24px;
            text-align: left;
            display: inline-block;
        }

        .risk-warning-card .risk-points li {
            padding: 6px 0 6px 24px;
            position: relative;
            font-size: 14px;
            color: rgba(245, 241, 232, 0.9);
        }

        .risk-warning-card .risk-points li::before {
            content: '⚠';
            position: absolute;
            left: 0;
            top: 6px;
            color: var(--color-danger);
            font-size: 14px;
        }

        .risk-warning-card .btn-outline-light {
            margin-top: 8px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 56px 0 24px;
            border-top: 1px solid rgba(245, 241, 232, 0.1);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(245, 241, 232, 0.7);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            color: rgba(245, 241, 232, 0.7);
            font-size: 14px;
            text-decoration: none;
            padding: 5px 0;
            transition: var(--transition);
        }

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

        .footer-risk {
            font-size: 13px;
            color: rgba(245, 241, 232, 0.7);
            line-height: 1.8;
            background: rgba(184, 76, 66, 0.15);
            border: 1px solid rgba(184, 76, 66, 0.3);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
        }

        .footer-risk strong {
            color: var(--color-text-light);
            display: block;
            margin-bottom: 6px;
            font-size: 14px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(245, 241, 232, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(245, 241, 232, 0.6);
        }

        .footer-bottom a {
            color: rgba(245, 241, 232, 0.6);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1199px) {
            :root {
                --section-padding: 56px;
            }

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

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

            .footer-grid {
                grid-template-columns: 1.2fr 0.7fr 0.7fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 991px) {
            :root {
                --section-padding: 48px;
            }

            .nav-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-bg-card);
                flex-direction: column;
                gap: 0;
                padding: 16px 24px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                display: none;
                align-items: flex-start;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                display: block;
                width: 100%;
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--color-border);
            }

            .nav-links a:last-child {
                border-bottom: none;
            }

            .nav-links a::after {
                display: none;
            }

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

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

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

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

        @media (max-width: 767px) {
            :root {
                --section-padding: 40px;
            }

            h1 {
                font-size: 26px;
            }

            h2 {
                font-size: 22px;
            }

            .page-title-section {
                padding: 40px 0 24px;
            }

            .page-title-section h1 {
                font-size: 24px;
            }

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

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

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

            .position-image img {
                height: 220px;
            }

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

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

            .article-card {
                padding: 16px;
            }

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

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

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

            .risk-warning-card {
                padding: 24px 18px;
            }
        }

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

            .logo {
                font-size: 19px;
            }

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

            .breadcrumb-nav {
                font-size: 13px;
                gap: 6px;
            }

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

/* roulang page: category3 */
:root {
            --color-primary: #1F2629;
            --color-accent: #C8924A;
            --color-accent-deep: #B07E38;
            --color-accent-soft: #F0E4D0;
            --color-success: #2F9E6E;
            --color-danger: #B84C42;
            --color-danger-soft: #F6D7D3;
            --color-bg: #F5F1E8;
            --color-bg-card: #FBF8F3;
            --color-white: #FFFFFF;
            --color-border: #E5DED2;
            --color-text: #1F2629;
            --color-text-sub: #5A5A55;
            --color-text-muted: #8B877F;
            --color-text-light: #F5F1E8;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(31,38,41,0.06);
            --shadow-md: 0 8px 20px rgba(31,38,41,0.12);
            --shadow-lg: 0 12px 30px rgba(0,0,0,0.25);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: all 0.25s ease;
            --container-max: 1200px;
            --section-padding: 72px;
            --header-height: 64px;
        }

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

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

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

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

        a:focus,
        button:focus,
        input:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input {
            font-family: var(--font-family);
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(251, 248, 243, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding-top: 0;
            padding-bottom: 0;
        }

        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo a {
            color: var(--color-primary);
            text-decoration: none;
        }

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

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

        .nav-links a {
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
        }

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-color: var(--color-primary);
        }

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

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

        .hamburger {
            display: none;
            font-size: 28px;
            color: var(--color-primary);
            background: none;
            border: none;
            padding: 4px 10px;
            line-height: 1;
        }

        /* Section common */
        .section {
            padding: var(--section-padding) 0;
        }

        .section h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-primary);
        }

        .section p {
            color: var(--color-text-sub);
            margin-bottom: 24px;
        }

        /* Page header */
        .page-header-section {
            padding: 48px 0 24px;
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }

        .page-header-section h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .page-header-section .lead {
            font-size: 18px;
            color: var(--color-text-sub);
            max-width: 800px;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 16px 0;
            background: var(--color-bg-card);
            border-bottom: 1px solid var(--color-border);
        }

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

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

        .breadcrumb-wrap .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* Timeline */
        .timeline-section {
            background: var(--color-bg);
        }

        .timeline-list {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-accent-soft);
        }

        .timeline-item {
            position: relative;
            padding-left: 60px;
            margin-bottom: 32px;
        }

        .timeline-item .date {
            display: inline-block;
            background: var(--color-accent-soft);
            color: #7A531F;
            font-size: 13px;
            padding: 2px 12px;
            border-radius: var(--radius-lg);
            margin-bottom: 8px;
        }

        .timeline-item h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .timeline-item p {
            margin-bottom: 8px;
            color: var(--color-text-sub);
        }

        .text-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
            text-decoration: none;
        }

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

        /* Tag cloud */
        .tagcloud-section {
            background: var(--color-bg-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .tagcloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag {
            display: inline-block;
            padding: 6px 18px;
            background: var(--color-accent-soft);
            color: #7A531F;
            border-radius: var(--radius-lg);
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
        }

        .tag:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        /* Industry section */
        .industry-section {
            background: var(--color-bg);
        }

        .industry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
            margin-top: 24px;
        }

        .industry-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .industry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .industry-card img {
            height: 140px;
            object-fit: cover;
            margin-bottom: 16px;
            background: #EBE4D8;
        }

        .industry-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .industry-card p {
            font-size: 14px;
            color: var(--color-text-sub);
            margin-bottom: 12px;
        }

        /* Posts section */
        .posts-section {
            background: var(--color-bg-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .post-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
            margin-bottom: 32px;
        }

        .post-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .post-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .post-thumb img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 0;
            background: #EBE4D8;
        }

        .post-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .post-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .badge-category {
            background: var(--color-accent-soft);
            color: #7A531F;
            font-size: 12px;
            padding: 2px 10px;
            border-radius: var(--radius-lg);
        }

        .post-date {
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .post-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .post-body h3 a {
            color: var(--color-primary);
        }

        .post-body h3 a:hover {
            color: var(--color-accent-deep);
        }

        .post-body p {
            font-size: 14px;
            color: var(--color-text-sub);
            margin-bottom: 16px;
            flex: 1;
        }

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

        .empty-state {
            background: var(--color-white);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: 40px 20px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 16px;
        }

        /* Psych section */
        .psych-section {
            background: var(--color-bg);
        }

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

        .psych-left h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-primary);
        }

        .psych-left ul {
            list-style: none;
            padding: 0;
        }

        .psych-left li {
            padding: 10px 0;
            padding-left: 24px;
            position: relative;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text-sub);
        }

        .psych-left li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 18px;
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        .psych-right {
            background: var(--color-primary);
            color: var(--color-text-light);
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-md);
        }

        .psych-right blockquote {
            font-size: 20px;
            font-style: italic;
            margin-bottom: 20px;
            color: var(--color-text-light);
            border-left: 3px solid var(--color-accent);
            padding-left: 20px;
        }

        .psych-right .text-link {
            color: var(--color-accent-soft);
        }

        /* Risk bar */
        .risk-section {
            background: var(--color-bg-card);
            border-top: 1px solid var(--color-border);
        }

        .risk-bar {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: var(--color-danger-soft);
            border: 1px solid var(--color-danger);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            color: #7A2C28;
        }

        .risk-icon {
            font-size: 24px;
            line-height: 1;
            flex-shrink: 0;
        }

        .risk-bar p {
            margin: 0;
            color: #7A2C28;
            font-size: 15px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-light);
            padding: 64px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(245,241,232,0.15);
        }

        .footer-brand .logo {
            color: var(--color-text-light);
            font-size: 24px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: rgba(245,241,232,0.7);
            font-size: 14px;
            line-height: 1.7;
        }

        .footer-col h5 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            color: var(--color-text-light);
        }

        .footer-col a {
            display: block;
            color: rgba(245,241,232,0.7);
            font-size: 14px;
            margin-bottom: 10px;
            text-decoration: none;
        }

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

        .footer-risk {
            font-size: 14px;
            color: rgba(245,241,232,0.7);
            line-height: 1.7;
        }

        .footer-risk strong {
            color: var(--color-danger);
            display: block;
            margin-bottom: 8px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(245,241,232,0.5);
        }

        .footer-bottom a {
            color: rgba(245,241,232,0.7);
            text-decoration: none;
        }

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

        /* Responsive */
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .psych-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
            }
            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-bg-card);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 20px 24px;
                border-bottom: 1px solid var(--color-border);
                display: none;
                box-shadow: var(--shadow-md);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 0;
                border-bottom: 1px solid var(--color-border);
                font-size: 16px;
            }
            .nav-links a::after {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .page-header-section h1 {
                font-size: 28px;
            }
            .section h2 {
                font-size: 24px;
            }
            .industry-grid {
                grid-template-columns: 1fr;
            }
            .post-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .risk-bar {
                flex-direction: column;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .timeline-item {
                padding-left: 40px;
            }
            .timeline-list::before {
                left: 14px;
            }
            .psych-right {
                padding: 24px;
            }
        }