/* roulang page: index */
:root {
        --bg: #0B0E13;
        --bg-elev: #10151E;
        --card: #141A24;
        --border: #263140;
        --primary: #C8F031;
        --primary-hover: #DDFF4F;
        --primary-text: #0B0E13;
        --secondary: #FF6B35;
        --support: #8B7CFF;
        --text: #E8EEF5;
        --text-muted: #93A2B4;
        --success: #3DDC97;
        --danger: #FF4D4F;
        --radius-btn: 10px;
        --radius-card: 14px;
        --radius-panel: 20px;
        --shadow-default: 0 16px 40px -12px rgba(0, 0, 0, .5);
        --shadow-primary: 0 16px 40px -12px rgba(200, 240, 49, .15);
        --font-head: "Bahnschrift", "DIN Alternate", "Rajdhani", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
        --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

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

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

    a {
        color: var(--primary);
        text-decoration: none;
        transition: color .25s ease, border-color .25s ease, box-shadow .25s ease;
    }

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

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

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

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    .bg-elev {
        background: var(--bg-elev);
    }

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

    .text-primary {
        color: var(--primary);
    }

    .section-pad {
        padding-top: 96px;
        padding-bottom: 96px;
    }

    .section-anchor {
        scroll-margin-top: 80px;
    }

    h1,
    h2,
    h3,
    h4,
    h5 {
        font-family: var(--font-head);
        line-height: 1.2;
        font-weight: 800;
        color: var(--text);
    }

    h1 {
        font-size: clamp(40px, 6vw, 64px);
        line-height: 1.1;
        font-weight: 800;
    }

    h2 {
        font-size: clamp(28px, 4vw, 40px);
        line-height: 1.2;
        font-weight: 800;
        margin-bottom: 16px;
    }

    h3 {
        font-size: 22px;
        line-height: 1.4;
        font-weight: 700;
        margin-bottom: 10px;
    }

    p {
        color: var(--text);
        margin-bottom: 12px;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 14px 24px;
        border-radius: var(--radius-btn);
        font-weight: 700;
        font-size: 15px;
        line-height: 1;
        transition: all .25s ease;
        border: 1px solid transparent;
        text-decoration: none;
        cursor: pointer;
    }

    .btn-primary {
        background: var(--primary);
        color: var(--primary-text);
        box-shadow: 0 4px 14px rgba(200, 240, 49, .2);
    }

    .btn-primary:hover {
        background: var(--primary-hover);
        color: var(--primary-text);
        transform: translateY(-2px);
        box-shadow: 0 0 0 4px rgba(200, 240, 49, .15), 0 8px 20px rgba(200, 240, 49, .2);
    }

    .btn-secondary {
        background: transparent;
        color: var(--text);
        border-color: var(--border);
    }

    .btn-secondary:hover {
        border-color: var(--primary);
        color: var(--primary);
        transform: translateY(-2px);
    }

    .btn-large {
        padding: 18px 32px;
        border-radius: 12px;
        font-size: 17px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        height: 70px;
        background: rgba(11, 14, 19, .85);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border);
    }

    .header-inner {
        max-width: 1200px;
        height: 70px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
    }

    .brand {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
        text-decoration: none;
    }

    .brand-icon {
        width: 38px;
        height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--primary);
        border-radius: 8px;
        color: var(--primary-text);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.1;
    }

    .brand-name {
        font-family: var(--font-head);
        font-size: 20px;
        font-weight: 800;
        color: var(--text);
        letter-spacing: .02em;
    }

    .brand-domain {
        font-size: 11px;
        color: var(--text-muted);
        display: block;
        margin-top: 2px;
    }

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

    .main-nav a {
        color: var(--text-muted);
        font-size: 15px;
        font-weight: 500;
        text-decoration: none;
        padding: 4px 0;
        position: relative;
        transition: color .25s;
        line-height: 1.4;
        border-bottom: 2px solid transparent;
    }

    .main-nav a:hover,
    .main-nav a.active {
        color: var(--text);
        border-bottom-color: var(--primary);
    }

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

    .header-search {
        position: relative;
    }

    .header-search input {
        background: var(--bg-elev);
        border: 1px solid var(--border);
        border-radius: 8px;
        color: var(--text);
        padding: 8px 14px;
        width: 160px;
        font-size: 14px;
        transition: all .25s;
    }

    .header-search input:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(200, 240, 49, .1);
        width: 190px;
    }

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

    .header-login {
        color: var(--text);
        font-size: 14px;
        font-weight: 500;
        text-decoration: none;
        padding: 6px 10px;
        border-radius: 6px;
    }

    .header-login:hover {
        color: var(--primary);
    }

    .btn-header {
        padding: 10px 18px;
        font-size: 14px;
    }

    .menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        color: var(--text);
        border: 1px solid var(--border);
        border-radius: 8px;
        cursor: pointer;
    }

    .mobile-menu {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(11, 14, 19, .97);
        backdrop-filter: blur(14px);
        padding: 20px;
        border-bottom: 1px solid var(--border);
        z-index: 99;
    }

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

    .mobile-menu a {
        display: block;
        padding: 14px 0;
        color: var(--text);
        font-size: 16px;
        text-decoration: none;
        border-bottom: 1px solid rgba(38, 49, 64, .5);
    }

    .mobile-menu a:last-child {
        border-bottom: none;
    }

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

    /* ===== Hero ===== */
    .hero {
        position: relative;
        min-height: 80vh;
        display: flex;
        align-items: center;
        background: url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
        padding-top: 140px;
        padding-bottom: 80px;
        overflow: hidden;
    }

    .hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(90deg, rgba(11, 14, 19, .95) 0%, rgba(11, 14, 19, .75) 50%, rgba(11, 14, 19, .5) 100%);
        z-index: 1;
    }

    .hero::after {
        content: "";
        position: absolute;
        top: -50%;
        left: -10%;
        width: 60%;
        height: 200%;
        background: linear-gradient(115deg, transparent 40%, rgba(200, 240, 49, .08) 50%, transparent 60%);
        transform: rotate(10deg);
        z-index: 1;
        pointer-events: none;
    }

    .hero-inner {
        position: relative;
        z-index: 2;
        width: 100%;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 14px;
        background: rgba(200, 240, 49, .1);
        border: 1px solid rgba(200, 240, 49, .3);
        border-radius: 100px;
        color: var(--primary);
        font-size: 13px;
        font-weight: 500;
        margin-bottom: 20px;
    }

    .hero h1 {
        margin-bottom: 16px;
        max-width: 700px;
    }

    .hero-sub {
        font-size: 18px;
        line-height: 1.7;
        color: var(--text-muted);
        max-width: 600px;
        margin-bottom: 32px;
    }

    .hero-actions {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
        margin-bottom: 48px;
    }

    .hero-stats {
        display: flex;
        gap: 40px;
        flex-wrap: wrap;
    }

    .hero-stat {
        display: flex;
        flex-direction: column;
    }

    .hero-stat-num {
        font-family: var(--font-head);
        font-size: 32px;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.1;
        font-variant-numeric: tabular-nums;
    }

    .hero-stat-label {
        font-size: 13px;
        color: var(--text-muted);
        margin-top: 4px;
    }

    .hero-data-card {
        background: rgba(16, 21, 30, .6);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border: 1px solid var(--border);
        border-radius: var(--radius-panel);
        padding: 32px 28px;
        position: relative;
        overflow: hidden;
    }

    .hero-data-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 60px;
        height: 3px;
        background: var(--primary);
    }

    .hero-data-card .data-title {
        font-family: var(--font-head);
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 24px;
    }

    .hero-data-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 14px 0;
        border-bottom: 1px solid rgba(38, 49, 64, .6);
    }

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

    .hero-data-item .label {
        font-size: 14px;
        color: var(--text-muted);
    }

    .hero-data-item .value {
        font-family: var(--font-head);
        font-size: 20px;
        font-weight: 700;
        color: var(--text);
        font-variant-numeric: tabular-nums;
    }

    /* ===== Steps ===== */
    .steps-section {
        position: relative;
        background: var(--bg);
    }

    .section-head {
        margin-bottom: 48px;
    }

    .section-head .section-kicker {
        display: inline-block;
        font-size: 14px;
        font-weight: 600;
        letter-spacing: .08em;
        color: var(--support);
        margin-bottom: 8px;
    }

    .section-head h2 {
        margin-bottom: 12px;
    }

    .section-head p {
        color: var(--text-muted);
        max-width: 600px;
        font-size: 16px;
    }

    .step-cards {
        display: flex;
        align-items: flex-start;
        gap: 24px;
        flex-wrap: wrap;
    }

    .step-card {
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-panel);
        padding: 36px 32px;
        position: relative;
        overflow: hidden;
        transition: all .3s ease;
    }

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

    .step-card-lg {
        width: calc(58.333% - 12px);
    }

    .step-card-sm {
        width: calc(41.667% - 12px);
        margin-top: 40px;
    }

    .step-card-full {
        width: 100%;
        margin-top: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
        background: rgba(200, 240, 49, .08);
        border: 1px solid rgba(200, 240, 49, .25);
    }

    .step-num {
        font-family: var(--font-head);
        font-size: 72px;
        font-weight: 800;
        line-height: 1;
        color: rgba(200, 240, 49, .25);
        position: absolute;
        top: 16px;
        right: 20px;
        pointer-events: none;
    }

    .step-card-full .step-num {
        color: rgba(11, 14, 19, .25);
    }

    .step-content {
        position: relative;
        z-index: 1;
    }

    .step-content h3 {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .step-content p {
        color: var(--text-muted);
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 0;
    }

    .step-media {
        margin-top: 20px;
        border-radius: 10px;
        overflow: hidden;
        line-height: 0;
    }

    .step-media img {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }

    .step-card-sm .step-media img {
        height: 140px;
    }

    .step-full-content {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        flex-wrap: wrap;
        width: 100%;
    }

    .step-full-content h3 {
        margin-bottom: 4px;
    }

    .step-full-content p {
        color: var(--primary-text);
        opacity: .7;
        margin-bottom: 0;
        font-size: 15px;
    }

    /* ===== Case ===== */
    .cases-section {
        background: var(--bg-elev);
    }

    .case-main {
        display: flex;
        gap: 24px;
        flex-wrap: wrap;
        margin-bottom: 40px;
    }

    .case-main-left {
        width: calc(58.333% - 12px);
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-panel);
        overflow: hidden;
        transition: all .3s ease;
    }

    .case-main-left:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-primary);
        transform: translateY(-3px);
    }

    .case-main-left .case-img {
        height: 300px;
        overflow: hidden;
        position: relative;
    }

    .case-main-left .case-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .case-main-left .case-img::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 120px;
        background: linear-gradient(transparent, rgba(11, 14, 19, .8));
    }

    .case-body {
        padding: 28px;
    }

    .case-partner {
        display: inline-block;
        font-size: 13px;
        font-weight: 600;
        color: var(--primary);
        background: rgba(200, 240, 49, .1);
        padding: 4px 12px;
        border-radius: 100px;
        margin-bottom: 12px;
    }

    .case-metrics {
        display: flex;
        gap: 24px;
        margin-top: 16px;
        flex-wrap: wrap;
    }

    .case-metric-value {
        font-family: var(--font-head);
        font-size: 24px;
        font-weight: 800;
        color: var(--text);
        font-variant-numeric: tabular-nums;
    }

    .case-metric-label {
        font-size: 13px;
        color: var(--text-muted);
    }

    .case-side {
        width: calc(41.667% - 12px);
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .case-side-item {
        flex: 1;
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 24px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        transition: all .3s ease;
    }

    .case-side-item:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-primary);
        transform: translateY(-3px);
    }

    .case-side-item .big-num {
        font-family: var(--font-head);
        font-size: 40px;
        font-weight: 800;
        color: var(--secondary);
        line-height: 1.1;
        margin-bottom: 8px;
        font-variant-numeric: tabular-nums;
    }

    .case-side-item p {
        font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 0;
    }

    .case-stats-strip {
        margin-top: 40px;
        background: linear-gradient(135deg, rgba(255, 107, 53, .08), rgba(200, 240, 49, .05));
        border: 1px solid var(--border);
        border-radius: var(--radius-panel);
        padding: 40px 32px;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 24px;
    }

    .case-strip-item {
        flex: 1;
        min-width: 180px;
        text-align: center;
    }

    .case-strip-num {
        font-family: var(--font-head);
        font-size: 48px;
        font-weight: 800;
        color: var(--secondary);
        line-height: 1.1;
        font-variant-numeric: tabular-nums;
    }

    .case-strip-label {
        font-size: 14px;
        color: var(--text-muted);
        margin-top: 6px;
    }

    /* ===== FAQ ===== */
    .faq-section {
        background: var(--bg);
    }

    .faq-layout {
        display: flex;
        gap: 40px;
        flex-wrap: wrap;
    }

    .faq-left {
        width: calc(33.333% - 26px);
    }

    .faq-left .section-head {
        margin-bottom: 24px;
    }

    .faq-left p {
        color: var(--text-muted);
        font-size: 15px;
        margin-bottom: 24px;
    }

    .faq-contact-wrap {
        display: flex;
        align-items: center;
        gap: 12px;
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 16px 18px;
    }

    .faq-contact-wrap .faq-contact-icon {
        width: 40px;
        height: 40px;
        background: rgba(200, 240, 49, .12);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary);
        flex-shrink: 0;
    }

    .faq-contact-wrap h4 {
        font-size: 15px;
        margin-bottom: 2px;
    }

    .faq-contact-wrap span {
        font-size: 13px;
        color: var(--text-muted);
    }

    .faq-right {
        width: calc(66.667% - 14px);
    }

    .accordion-item {
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        margin-bottom: 16px;
        overflow: hidden;
        position: relative;
        transition: border-color .3s;
    }

    .accordion-item.is-active {
        border-color: var(--primary);
        box-shadow: var(--shadow-primary);
    }

    .accordion-item::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: var(--primary);
        opacity: 0;
        transition: opacity .3s;
    }

    .accordion-item.is-active::before {
        opacity: 1;
    }

    .accordion-title {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 20px 18px 24px;
        cursor: pointer;
        font-size: 16px;
        font-weight: 500;
        color: var(--text);
        text-decoration: none;
        gap: 12px;
    }

    .accordion-item.is-active .accordion-title {
        font-weight: 700;
        color: var(--primary);
    }

    .accordion-title .ai-icon {
        flex-shrink: 0;
        width: 28px;
        height: 28px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text-muted);
        transition: all .3s;
    }

    .accordion-item.is-active .accordion-title .ai-icon {
        color: var(--primary);
        transform: rotate(45deg);
    }

    .accordion-content {
        padding: 0 24px;
        max-height: 0;
        overflow: hidden;
        transition: max-height .35s ease, padding .35s ease;
    }

    .accordion-item.is-active .accordion-content {
        padding: 0 24px 18px;
        max-height: 500px;
    }

    .accordion-content p {
        color: var(--text-muted);
        font-size: 15px;
        line-height: 1.8;
        margin-bottom: 0;
        border-left: 2px solid rgba(200, 240, 49, .25);
        padding-left: 14px;
    }

    /* ===== News ===== */
    .news-section {
        background: var(--bg-elev);
    }

    .news-toolbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 32px;
        flex-wrap: wrap;
    }

    .news-list {
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: var(--radius-panel);
        overflow: hidden;
    }

    .news-empty {
        padding: 60px 40px;
        text-align: center;
        border: 2px dashed var(--border);
        border-radius: var(--radius-card);
        color: var(--text-muted);
        font-size: 15px;
    }

    .news-item {
        display: flex;
        align-items: flex-start;
        gap: 20px;
        padding: 24px 28px;
        border-bottom: 1px solid rgba(38, 49, 64, .5);
        transition: background .25s;
    }

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

    .news-item:hover {
        background: rgba(200, 240, 49, .02);
    }

    .news-item.featured {
        background: linear-gradient(135deg, rgba(200, 240, 49, .04), transparent 60%);
    }

    .news-date {
        text-align: center;
        flex-shrink: 0;
        width: 56px;
        border-right: 1px solid rgba(38, 49, 64, .5);
        padding-right: 16px;
    }

    .news-date .d {
        font-family: var(--font-head);
        font-size: 28px;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.1;
        font-variant-numeric: tabular-nums;
    }

    .news-date .m {
        font-size: 12px;
        color: var(--text-muted);
        text-transform: uppercase;
    }

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

    .news-info h3 {
        font-size: 18px;
        margin-bottom: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .news-info p {
        color: var(--text-muted);
        font-size: 14px;
        line-height: 1.6;
        margin-bottom: 0;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-meta {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-top: 8px;
        flex-wrap: wrap;
    }

    .news-badge {
        display: inline-block;
        padding: 3px 10px;
        background: rgba(200, 240, 49, .1);
        border: 1px solid rgba(200, 240, 49, .2);
        border-radius: 100px;
        color: var(--primary);
        font-size: 12px;
        font-weight: 500;
    }

    .news-badge-support {
        background: rgba(139, 124, 255, .1);
        border-color: rgba(139, 124, 255, .25);
        color: var(--support);
    }

    .news-link {
        flex-shrink: 0;
        display: flex;
        align-items: center;
        gap: 6px;
        color: var(--text-muted);
        font-size: 14px;
        text-decoration: none;
        transition: color .25s;
    }

    .news-link:hover {
        color: var(--primary);
    }

    .featured-news {
        display: flex;
        gap: 24px;
        margin-bottom: 24px;
        flex-wrap: wrap;
    }

    .featured-news-img {
        width: 60%;
        border-radius: var(--radius-card);
        overflow: hidden;
        position: relative;
        min-height: 260px;
    }

    .featured-news-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        inset: 0;
    }

    .featured-news-img::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 100px;
        background: linear-gradient(transparent, rgba(11, 14, 19, .7));
    }

    .featured-news-content {
        flex: 1;
        padding: 20px 0;
    }

    .featured-news-content h3 {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .more-link {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        color: var(--text);
        font-size: 14px;
        text-decoration: none;
        padding: 6px 12px;
        border: 1px solid var(--border);
        border-radius: 8px;
        transition: all .25s;
    }

    .more-link:hover {
        color: var(--primary);
        border-color: var(--primary);
    }

    /* ===== CTA ===== */
    .cta-section {
        position: relative;
        background: var(--bg);
        padding-top: 96px;
        padding-bottom: 96px;
    }

    .cta-panel {
        background: var(--bg-elev);
        border: 2px solid var(--primary);
        border-radius: var(--radius-panel);
        padding: 56px 48px;
        position: relative;
        overflow: hidden;
    }

    .cta-panel::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--secondary), var(--primary));
    }

    .cta-panel::after {
        content: "";
        position: absolute;
        bottom: -40px;
        right: -40px;
        width: 200px;
        height: 200px;
        background: radial-gradient(circle, rgba(200, 240, 49, .08), transparent 70%);
        pointer-events: none;
    }

    .cta-inner {
        display: flex;
        gap: 48px;
        flex-wrap: wrap;
        position: relative;
        z-index: 1;
    }

    .cta-left {
        flex: 1;
        min-width: 300px;
    }

    .cta-left h2 {
        font-size: clamp(28px, 3vw, 38px);
        margin-bottom: 20px;
    }

    .cta-benefit-list {
        list-style: none;
        margin-top: 16px;
    }

    .cta-benefit-list li {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 8px 0;
        font-size: 15px;
        color: var(--text);
    }

    .cta-benefit-list li svg {
        color: var(--primary);
        flex-shrink: 0;
    }

    .cta-right {
        flex: 1;
        min-width: 320px;
    }

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

    .form-group {
        margin-bottom: 18px;
    }

    .form-label {
        display: block;
        font-size: 14px;
        color: var(--text);
        margin-bottom: 8px;
        font-weight: 500;
    }

    .form-label .req {
        color: var(--primary);
    }

    .form-control {
        width: 100%;
        background: var(--bg-elev);
        border: 1px solid var(--border);
        border-radius: 10px;
        color: var(--text);
        padding: 14px;
        font-size: 15px;
        transition: all .25s;
    }

    .form-control::placeholder {
        color: rgba(147, 162, 180, .6);
    }

    .form-control:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 4px rgba(200, 240, 49, .12);
    }

    .form-control.error {
        border-color: var(--danger);
        box-shadow: 0 0 0 4px rgba(255, 77, 79, .12);
    }

    .error-msg {
        color: var(--danger);
        font-size: 13px;
        margin-top: 6px;
        display: none;
    }

    .form-control.error+.error-msg {
        display: block;
    }

    .form-select {
        appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2393A2B4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 14px center;
        padding-right: 40px;
    }

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

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

    /* ===== Footer ===== */
    .site-footer {
        background: var(--bg-elev);
        border-top: 2px solid var(--primary);
        margin-top: 0;
        padding: 64px 0 0;
    }

    .footer-top {
        display: flex;
        gap: 40px;
        flex-wrap: wrap;
        padding-bottom: 40px;
    }

    .footer-brand-col {
        flex: 2;
        min-width: 260px;
    }

    .footer-brand-col .brand-name {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .footer-brand-col .brand-domain {
        font-size: 12px;
        color: var(--text-muted);
        margin-bottom: 16px;
    }

    .footer-brand-col p {
        color: var(--text-muted);
        font-size: 14px;
        line-height: 1.7;
        max-width: 320px;
    }

    .footer-col {
        flex: 1;
        min-width: 140px;
    }

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

    .footer-col a {
        display: block;
        color: var(--text-muted);
        font-size: 14px;
        padding: 6px 0;
        text-decoration: none;
        transition: color .25s;
    }

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

    .footer-bottom {
        border-top: 1px solid rgba(38, 49, 64, .6);
        padding: 20px 0 24px;
        text-align: center;
        font-size: 13px;
        color: var(--text-muted);
    }

    .footer-bottom span {
        margin: 0 8px;
    }

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

        .header-search input {
            width: 120px;
        }

        .header-search input:focus {
            width: 140px;
        }

        .menu-toggle {
            display: flex;
        }

        .mobile-menu {
            display: none;
        }

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

        .step-card-lg,
        .step-card-sm {
            width: 100%;
        }

        .step-card-sm {
            margin-top: 0;
        }

        .case-main-left,
        .case-side {
            width: 100%;
        }

        .faq-left,
        .faq-right {
            width: 100%;
        }

        .faq-left {
            margin-bottom: 24px;
        }

        .cta-panel {
            padding: 40px 28px;
        }

        .featured-news-img {
            width: 100%;
            min-height: 220px;
        }
    }

    @media (max-width: 768px) {
        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .hero {
            min-height: auto;
            padding-top: 120px;
            padding-bottom: 60px;
        }

        .hero-stats {
            gap: 24px;
        }

        .hero-stat-num {
            font-size: 26px;
        }

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

        .header-login {
            display: none;
        }

        .header-search {
            display: none;
        }

        .step-card-full {
            flex-direction: column;
            text-align: center;
        }

        .step-full-content {
            justify-content: center;
            text-align: center;
        }

        .case-stats-strip {
            flex-direction: column;
            gap: 20px;
        }

        .case-strip-item {
            text-align: left;
            display: flex;
            align-items: baseline;
            gap: 12px;
        }

        .case-strip-num {
            font-size: 36px;
        }

        .news-item {
            flex-direction: column;
            gap: 10px;
            padding: 20px;
        }

        .news-date {
            border-right: none;
            border-bottom: 1px solid var(--border);
            text-align: left;
            padding: 0 0 8px;
            width: 100%;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-date .d {
            font-size: 18px;
        }

        .news-link {
            margin-top: 8px;
        }

        .featured-news {
            flex-direction: column;
        }

        .featured-news-img img {
            position: relative;
            height: 220px;
        }

        .cta-inner {
            flex-direction: column;
            gap: 24px;
        }

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

        .form-submit {
            width: 100%;
        }

        .footer-top {
            flex-direction: column;
            gap: 32px;
        }
    }

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

        .brand-domain {
            display: none;
        }

        .btn-header {
            padding: 8px 14px;
            font-size: 13px;
        }

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

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

        .step-num {
            font-size: 56px;
        }

        .case-body {
            padding: 20px;
        }

        .case-metrics {
            flex-direction: column;
            gap: 12px;
        }

        .section-head p {
            font-size: 15px;
        }

        .accordion-title {
            padding: 16px;
        }

        .news-info h3 {
            font-size: 16px;
        }

        .news-info p {
            font-size: 13px;
        }

        .cta-left h2 {
            font-size: 26px;
        }

        .cta-form {
            padding: 24px 18px;
        }
    }

/* roulang page: category1 */
/* ===== Design Tokens ===== */
        :root {
            --bg: #0B0E13;
            --bg-elev: #10151E;
            --card: #141A24;
            --border: #263140;
            --primary: #C8F031;
            --primary-hover: #DDFF4F;
            --primary-text: #0B0E13;
            --secondary: #FF6B35;
            --support: #8B7CFF;
            --text: #E8EEF5;
            --text-muted: #93A2B4;
            --success: #3DDC97;
            --danger: #FF4D4F;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 16px 40px -12px rgba(0, 0, 0, .5);
            --font-display: "Bahnschrift", "DIN Alternate", "Rajdhani", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--bg);
            color: var(--text);
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, border-color .25s ease, background-color .25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all .25s ease;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--primary-text);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 0 0 4px rgba(200, 240, 49, .15);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text);
            border-color: var(--border);
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 18px 36px;
            border-radius: 12px;
            font-size: 17px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 70px;
            background: rgba(11, 14, 19, .85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            gap: 20px;
        }
        .brand-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }
        .brand-name {
            font-family: var(--font-display);
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: .02em;
        }
        .brand-domain {
            font-size: 12px;
            color: var(--text-muted);
            margin-left: 2px;
            font-family: var(--font-body);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 2px;
            position: relative;
            transition: color .25s ease;
        }
        .main-nav a:hover {
            color: var(--text);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .main-nav a.active::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 6px 6px 14px;
            width: 200px;
            transition: border-color .25s ease, width .25s ease;
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text);
            font-size: 13px;
            width: 100%;
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-search:hover,
        .header-search:focus-within {
            border-color: var(--primary);
        }
        .header-search .search-icon {
            width: 18px;
            height: 18px;
            stroke: var(--text-muted);
            flex-shrink: 0;
        }
        .header-search button {
            background: var(--primary);
            border: none;
            border-radius: 14px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary-text);
            cursor: pointer;
            margin-left: 6px;
            transition: background .25s ease;
        }
        .header-search button:hover {
            background: var(--primary-hover);
        }
        .header-login {
            font-size: 14px;
            color: var(--text-muted);
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 6px 10px;
            transition: color .25s ease;
        }
        .header-login:hover {
            color: var(--text);
        }
        .header-cta {
            padding: 10px 20px;
            font-size: 14px;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 8px;
            cursor: pointer;
            color: var(--text);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: var(--bg-elev);
            border-bottom: 1px solid var(--border);
            padding: 24px 20px;
            z-index: 99;
            flex-direction: column;
            gap: 16px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .mobile-menu a.active {
            color: var(--primary);
        }
        .mobile-menu .btn {
            margin-top: 8px;
            width: 100%;
            justify-content: center;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            min-height: 440px;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background: url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 14, 19, .92) 0%, rgba(11, 14, 19, .7) 45%, rgba(11, 14, 19, .35) 100%);
        }
        .category-hero::after {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 130%;
            background: linear-gradient(100deg, transparent 38%, rgba(200, 240, 49, .12) 48%, transparent 62%);
            transform: rotate(18deg);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-family: var(--font-display);
            font-size: clamp(40px, 6vw, 64px);
            line-height: 1.1;
            font-weight: 800;
            color: var(--text);
            max-width: 700px;
            margin-bottom: 18px;
        }
        .category-hero h1 .highlight {
            color: var(--primary);
        }
        .category-hero .hero-sub {
            font-size: 18px;
            line-height: 1.8;
            color: var(--text-muted);
            max-width: 620px;
            margin-bottom: 32px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 240, 49, .1);
            border: 1px solid rgba(200, 240, 49, .3);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: .04em;
            margin-bottom: 20px;
        }
        .hero-badge svg {
            width: 14px;
            height: 14px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-metrics {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .hero-metrics .metric-value {
            font-family: var(--font-display);
            font-size: 36px;
            font-weight: 800;
            color: var(--secondary);
            font-variant-numeric: tabular-nums;
            line-height: 1;
        }
        .hero-metrics .metric-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Section ===== */
        .section {
            padding: 96px 0;
        }
        .section-tight {
            padding: 64px 0;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-head .tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            background: rgba(200, 240, 49, .08);
            border: 1px solid rgba(200, 240, 49, .2);
            border-radius: 20px;
            padding: 4px 14px;
            letter-spacing: .06em;
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-family: var(--font-display);
            font-size: clamp(28px, 4vw, 40px);
            line-height: 1.2;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
        }

        /* ===== Gameplay List ===== */
        .gameplay-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 28px;
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
            display: flex;
        }
        .gameplay-item:hover {
            transform: translateY(-3px);
            border-color: var(--primary);
            box-shadow: 0 20px 48px -16px rgba(0, 0, 0, .6), 0 0 0 1px rgba(200, 240, 49, .08);
        }
        .gameplay-item .gp-image {
            flex: 0 0 40%;
            max-width: 40%;
            position: relative;
            min-height: 260px;
            overflow: hidden;
        }
        .gameplay-item .gp-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .gameplay-item:hover .gp-image img {
            transform: scale(1.04);
        }
        .gameplay-item .gp-image .gp-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(11, 14, 19, .5), transparent 60%);
        }
        .gameplay-item .gp-content {
            flex: 1;
            padding: 36px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .gameplay-item .gp-number {
            font-family: var(--font-display);
            font-size: 56px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px rgba(200, 240, 49, .4);
            line-height: 1;
            margin-bottom: 12px;
            font-variant-numeric: tabular-nums;
        }
        .gameplay-item .gp-title {
            font-family: var(--font-display);
            font-size: 26px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }
        .gameplay-item .gp-desc {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 20px;
            max-width: 520px;
        }
        .gameplay-item .gp-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .gp-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--support);
            background: rgba(139, 124, 255, .1);
            border: 1px solid rgba(139, 124, 255, .25);
            border-radius: 20px;
            padding: 3px 12px;
            letter-spacing: .04em;
        }
        .gameplay-item .gp-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            transition: gap .25s ease;
        }
        .gameplay-item .gp-link:hover {
            gap: 12px;
        }
        .gameplay-item .gp-link svg {
            width: 16px;
            height: 16px;
        }

        /* ===== Stats Band ===== */
        .stats-band {
            background: var(--bg-elev);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 56px 0;
        }
        .stats-band .stat-cell {
            text-align: center;
            padding: 20px;
        }
        .stats-band .stat-value {
            font-family: var(--font-display);
            font-size: 46px;
            font-weight: 800;
            color: var(--secondary);
            font-variant-numeric: tabular-nums;
            line-height: 1;
        }
        .stats-band .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 10px;
        }

        /* ===== Rules Section ===== */
        .rules-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px;
            height: 100%;
            transition: border-color .3s ease, transform .3s ease;
        }
        .rules-card:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .rules-card .rule-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(200, 240, 49, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        .rules-card .rule-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--primary);
        }
        .rules-card h3 {
            font-family: var(--font-display);
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .rules-card p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .rules-card ul {
            list-style: none;
            margin-top: 12px;
        }
        .rules-card ul li {
            color: var(--text-muted);
            font-size: 14px;
            padding-left: 20px;
            position: relative;
            margin-bottom: 8px;
        }
        .rules-card ul li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 2px;
            transform: skewX(-12deg);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-elev);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 0;
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(200, 240, 49, .3);
        }
        .faq-item summary {
            padding: 24px 28px;
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color .25s ease;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            position: relative;
        }
        .faq-item summary .faq-icon::before,
        .faq-item summary .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--primary);
            border-radius: 2px;
            transition: transform .3s ease;
        }
        .faq-item summary .faq-icon::before {
            width: 18px;
            height: 2px;
            top: 9px;
            left: 1px;
        }
        .faq-item summary .faq-icon::after {
            width: 2px;
            height: 18px;
            top: 1px;
            left: 9px;
        }
        .faq-item[open] summary .faq-icon::after {
            transform: scaleY(0);
        }
        .faq-item[open] summary {
            border-bottom: 1px solid var(--border);
        }
        .faq-item[open] {
            border-left: 3px solid var(--primary);
        }
        .faq-item .faq-body {
            padding: 20px 28px 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.9;
        }
        .faq-item .faq-body strong {
            color: var(--text);
        }

        /* ===== CTA ===== */
        .section-cta {
            padding: 96px 0;
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') no-repeat center center / cover;
        }
        .section-cta::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 14, 19, .92) 30%, rgba(11, 14, 19, .72) 100%);
        }
        .cta-panel {
            position: relative;
            z-index: 2;
            background: var(--bg-elev);
            border: 1px solid var(--primary);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            box-shadow: 0 24px 64px -20px rgba(0, 0, 0, .7);
        }
        .cta-panel::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--secondary), var(--primary));
            border-radius: 16px 16px 0 0;
        }
        .cta-text h2 {
            font-family: var(--font-display);
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }
        .cta-text h2 .highlight {
            color: var(--primary);
        }
        .cta-text p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 560px;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-elev);
            border-top: 1px solid var(--border);
            padding: 64px 0 32px;
            position: relative;
        }
        .site-footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), transparent 70%);
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid var(--border);
        }
        .footer-brand-col .brand-name {
            font-family: var(--font-display);
            font-size: 24px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 4px;
        }
        .footer-brand-col .brand-domain {
            font-size: 13px;
            color: var(--text-muted);
            display: block;
            margin-bottom: 16px;
        }
        .footer-brand-col p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 10px;
            transition: color .25s ease;
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-col p {
            font-size: 14px;
            color: var(--text-muted);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            padding-top: 24px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            padding: 90px 0 0;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb .container {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 600;
        }
        .breadcrumb .sep {
            color: var(--border);
        }

        /* ===== Foundation Overrides ===== */
        .button {
            margin: 0;
        }
        .grid-container {
            max-width: 1200px;
        }
        .accordion {
            background: transparent;
        }
        .accordion-item {
            border: none;
            background: transparent;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .header-search {
                width: 140px;
            }
            .main-nav {
                gap: 18px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .gameplay-item .gp-image {
                flex: 0 0 35%;
                max-width: 35%;
            }
        }
        @media (max-width: 768px) {
            .main-nav,
            .header-search,
            .header-login {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 13px;
            }
            .category-hero {
                min-height: auto;
                padding: 120px 0 64px;
            }
            .category-hero h1 {
                font-size: 36px;
            }
            .category-hero .hero-sub {
                font-size: 16px;
            }
            .section {
                padding: 64px 0;
            }
            .gameplay-item {
                flex-direction: column;
            }
            .gameplay-item .gp-image {
                flex: none;
                max-width: none;
                min-height: 200px;
            }
            .gameplay-item .gp-content {
                padding: 24px;
            }
            .stats-band .stat-cell {
                padding: 12px;
            }
            .stats-band .stat-value {
                font-size: 32px;
            }
            .cta-panel {
                padding: 40px 24px;
                flex-direction: column;
                text-align: center;
            }
            .cta-actions {
                justify-content: center;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand-col p {
                max-width: none;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-metrics {
                gap: 24px;
                flex-direction: row;
                justify-content: space-between;
            }
        }
        @media (max-width: 520px) {
            .brand-domain {
                display: none;
            }
            .header-inner {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .gameplay-item .gp-number {
                font-size: 40px;
            }
            .gameplay-item .gp-title {
                font-size: 22px;
            }
            .stats-band .stat-value {
                font-size: 26px;
            }
            .rules-card {
                padding: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 4px;
            }
            .hero-metrics {
                flex-direction: column;
                gap: 16px;
            }
        }

/* roulang page: article */
/* ============ 设计变量 ============ */
        :root {
            --bg: #0B0E13;
            --bg-elev: #10151E;
            --card: #141A24;
            --border: #263140;
            --border-soft: #1E2735;
            --primary: #C8F031;
            --primary-hover: #DDFF4F;
            --primary-text: #0B0E13;
            --secondary: #FF6B35;
            --support: #8B7CFF;
            --text: #E8EEF5;
            --text-muted: #93A2B4;
            --success: #3DDC97;
            --danger: #FF4D4F;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-panel: 20px;
            --shadow-card: 0 16px 40px -12px rgba(0, 0, 0, 0.5);
            --font-heading: "Bahnschrift", "DIN Alternate", "Rajdhani", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --transition: all 0.25s ease;
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style-position: inside;
        }

        :focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ============ 通用容器 ============ */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: 96px 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
        }

        /* ============ 导航栏 ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 70px;
            background: rgba(11, 14, 19, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
        }

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

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            margin-right: 32px;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-text);
            font-weight: 800;
            font-size: 18px;
            font-family: var(--font-heading);
            text-shadow: 0 2px 8px rgba(200, 240, 49, 0.3);
        }

        .brand-text {
            line-height: 1.2;
        }

        .brand-name {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.02em;
        }

        .brand-domain {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            font-family: var(--font-body);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0 auto;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 2px;
            position: relative;
            line-height: 1.4;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--text);
        }

        .main-nav a.active::after {
            width: 100%;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
            margin-left: auto;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0 12px;
            height: 40px;
            width: 200px;
            transition: var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.12);
        }

        .header-search svg {
            width: 16px;
            height: 16px;
            color: var(--text-muted);
            flex-shrink: 0;
            margin-right: 8px;
        }

        .header-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 13px;
            width: 100%;
        }

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

        .header-search input:focus {
            outline: none;
        }

        .header-login {
            font-size: 14px;
            color: var(--text-muted);
            padding: 8px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

        .header-login:hover {
            color: var(--text);
            border-color: var(--text-muted);
        }

        .header-cta {
            font-size: 14px;
            font-weight: 700;
            background: var(--primary);
            color: var(--primary-text);
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .header-cta:hover {
            background: var(--primary-hover);
            box-shadow: 0 0 0 4px rgba(200, 240, 49, 0.15);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            width: 44px;
            height: 44px;
            position: relative;
            z-index: 1100;
            cursor: pointer;
            padding: 8px;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text);
            margin: 5px auto;
            border-radius: 4px;
            transition: var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 1050;
            padding-top: 90px;
            padding-left: 28px;
            padding-right: 28px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 22px;
            font-family: var(--font-heading);
            font-weight: 700;
            color: var(--text);
            padding: 16px 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .mobile-menu a.active {
            color: var(--primary);
        }

        .mobile-menu .mobile-search {
            display: flex;
            align-items: center;
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            height: 50px;
            margin-top: 20px;
        }

        .mobile-menu .mobile-search svg {
            width: 18px;
            height: 18px;
            color: var(--text-muted);
            margin-right: 10px;
        }

        .mobile-menu .mobile-search input {
            background: transparent;
            color: var(--text);
            font-size: 15px;
            width: 100%;
        }

        @media (max-width: 1024px) {
            .header-search {
                display: none;
            }

            .main-nav {
                gap: 18px;
            }

            .header-login {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 62px;
            }

            .main-nav {
                display: none;
            }

            .header-tools {
                gap: 8px;
            }

            .header-login {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .header-cta {
                font-size: 13px;
                padding: 8px 14px;
            }
        }

        /* ============ 面包屑 ============ */
        .article-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

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

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

        .article-breadcrumb .sep {
            color: var(--text-muted);
            opacity: 0.5;
        }

        .article-breadcrumb .current {
            color: var(--text);
            font-weight: 500;
            max-width: 300px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ============ 文章英雄区 ============ */
        .article-hero {
            position: relative;
            padding: 160px 0 72px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 19, 0.88) 0%, rgba(11, 14, 19, 0.82) 40%, var(--bg) 100%);
            z-index: 1;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 300px;
            background: rgba(200, 240, 49, 0.08);
            transform: rotate(-12deg);
            filter: blur(80px);
            z-index: 0;
        }

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

        .article-header-box {
            max-width: 860px;
        }

        .article-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(200, 240, 49, 0.1);
            border: 1px solid rgba(200, 240, 49, 0.25);
            padding: 5px 14px;
            border-radius: 100px;
            margin-bottom: 18px;
        }

        .article-hero h1 {
            font-family: var(--font-heading);
            font-size: clamp(28px, 4vw, 42px);
            line-height: 1.2;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 20px;
            max-width: 860px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            color: var(--text-muted);
            font-size: 14px;
            border-top: 1px solid var(--border);
            padding-top: 18px;
            max-width: 720px;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-item svg {
            width: 15px;
            height: 15px;
            color: var(--text-muted);
        }

        .meta-divider {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--border);
        }

        @media (max-width: 768px) {
            .article-hero {
                padding: 120px 0 48px;
            }

            .article-hero h1 {
                font-size: 26px;
            }

            .article-meta {
                gap: 8px;
                font-size: 13px;
            }

            .meta-divider {
                display: none;
            }
        }

        /* ============ 正文区域 ============ */
        .article-main {
            padding: 56px 0 80px;
        }

        .article-container {
            max-width: 860px;
            margin: 0 auto;
        }

        .article-body {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-panel);
            padding: clamp(24px, 4vw, 48px);
            font-size: 17px;
            line-height: 1.9;
            color: #D4DCE8;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .article-body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary), transparent);
            opacity: 0.5;
        }

        .article-body p {
            margin-bottom: 1.5em;
            font-size: 17px;
            line-height: 1.9;
        }

        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--text);
            margin: 1.8em 0 0.8em;
            padding-left: 16px;
            position: relative;
        }

        .article-body h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--primary);
            border-radius: 4px;
            box-shadow: 0 0 12px rgba(200, 240, 49, 0.3);
        }

        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 21px;
            font-weight: 700;
            color: var(--text);
            margin: 1.6em 0 0.6em;
        }

        .article-body h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin: 1.4em 0 0.6em;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.5em;
            padding-left: 1.4em;
            line-height: 1.9;
            color: #D4DCE8;
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 0.5em;
        }

        .article-body ul li::marker {
            color: var(--primary);
        }

        .article-body ol li::marker {
            color: var(--primary);
            font-weight: 700;
            font-family: var(--font-heading);
        }

        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: var(--bg-elev);
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 1.6em 0;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-muted);
            position: relative;
        }

        .article-body blockquote p {
            margin-bottom: 0;
            font-size: 16px;
        }

        .article-body img {
            border-radius: 12px;
            margin: 1.8em auto;
            max-width: 100%;
            display: block;
            box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.5);
            border: 1px solid var(--border-soft);
        }

        .article-body figure {
            margin: 2em 0;
        }

        .article-body figure img {
            margin: 0 auto;
        }

        .article-body figcaption {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
            line-height: 1.6;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6em 0;
            font-size: 15px;
            border-radius: 10px;
            overflow: hidden;
            display: block;
            overflow-x: auto;
        }

        .article-body table thead th {
            background: var(--bg-elev);
            color: var(--text);
            font-weight: 700;
            font-family: var(--font-heading);
            padding: 12px 16px;
            text-align: left;
            border-bottom: 2px solid var(--primary);
            white-space: nowrap;
        }

        .article-body table tbody td {
            padding: 11px 16px;
            border-bottom: 1px solid var(--border-soft);
            color: #BCC6D4;
            line-height: 1.6;
        }

        .article-body table tbody td:first-child {
            color: var(--text);
            font-weight: 500;
        }

        .article-body table tbody tr:hover {
            background: var(--bg-elev);
        }

        .article-body table tbody tr:last-child td {
            border-bottom: none;
        }

        .article-body a {
            color: var(--primary);
            border-bottom: 1px solid rgba(200, 240, 49, 0.3);
            padding-bottom: 1px;
        }

        .article-body a:hover {
            color: var(--primary-hover);
            border-bottom-color: var(--primary-hover);
        }

        .article-body .alert-box {
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 18px 20px;
            margin: 1.6em 0;
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }

        .article-body .alert-box .alert-icon {
            width: 24px;
            height: 24px;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .article-body .alert-box p {
            margin: 0;
            font-size: 15px;
            line-height: 1.8;
        }

        .article-body .highlight-box {
            background: rgba(200, 240, 49, 0.06);
            border: 1px solid rgba(200, 240, 49, 0.2);
            border-radius: 12px;
            padding: 20px 24px;
            margin: 1.6em 0;
        }

        .article-body .highlight-box p {
            margin: 0;
            color: var(--text);
            font-size: 16px;
        }

        .article-body strong {
            color: var(--text);
            font-weight: 700;
        }

        @media (max-width: 768px) {
            .article-body {
                padding: 20px;
                border-radius: 14px;
                font-size: 15px;
            }

            .article-body p {
                font-size: 15px;
                line-height: 1.85;
            }

            .article-body h2 {
                font-size: 22px;
            }

            .article-body h3 {
                font-size: 18px;
            }
        }

        /* ============ 空态 ============ */
        .article-empty {
            text-align: center;
            padding: 80px 24px;
            max-width: 560px;
            margin: 0 auto;
        }

        .article-empty-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            border-radius: 50%;
            background: var(--bg-elev);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
        }

        .article-empty-icon svg {
            width: 32px;
            height: 32px;
        }

        .article-empty h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: var(--primary-text);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            box-shadow: 0 0 0 4px rgba(200, 240, 49, 0.15);
            transform: translateY(-2px);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--text);
            font-weight: 600;
            font-size: 14px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* ============ 相关推荐 ============ */
        .article-related {
            padding: 0 0 96px;
            position: relative;
        }

        .related-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }

        .related-heading h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 800;
            color: var(--text);
        }

        .related-heading h2 span {
            color: var(--primary);
        }

        .related-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 32px;
        }

        .related-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            height: 100%;
        }

        .related-card:hover {
            transform: translateY(-3px);
            border-color: var(--primary);
            box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.5), 0 0 24px rgba(200, 240, 49, 0.05);
        }

        .related-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: var(--bg-elev);
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.05);
        }

        .related-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 14, 19, 0.5) 100%);
        }

        .related-info {
            padding: 20px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-info .tag {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 700;
            color: var(--secondary);
            background: rgba(255, 107, 53, 0.08);
            border: 1px solid rgba(255, 107, 53, 0.2);
            padding: 4px 12px;
            border-radius: 100px;
            margin-bottom: 12px;
            align-self: flex-start;
            letter-spacing: 0.06em;
        }

        .related-info h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .related-more {
            text-align: center;
            margin-top: 8px;
        }

        @media (max-width: 768px) {
            .article-related {
                padding-bottom: 64px;
            }

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

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

        /* ============ CTA 区块 ============ */
        .article-cta {
            padding: 0 0 96px;
        }

        .cta-panel {
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: var(--radius-panel);
            padding: 56px 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-top: 3px solid var(--primary);
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 400px;
            height: 200px;
            background: rgba(255, 107, 53, 0.06);
            transform: rotate(-12deg);
            filter: blur(50px);
        }

        .cta-panel h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }

        .cta-panel h2 span {
            color: var(--primary);
        }

        .cta-panel p {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: var(--primary);
            color: var(--primary-text);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 36px;
            border-radius: 12px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            box-shadow: 0 8px 24px rgba(200, 240, 49, 0.2);
        }

        .btn-cta:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(200, 240, 49, 0.25);
        }

        .btn-cta svg {
            width: 18px;
            height: 18px;
        }

        @media (max-width: 768px) {
            .article-cta {
                padding-bottom: 64px;
            }

            .cta-panel {
                padding: 36px 20px 32px;
            }

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

            .cta-actions {
                flex-direction: column;
            }

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

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--bg-elev);
            border-top: 3px solid var(--primary);
            position: relative;
            padding-top: 64px;
            padding-bottom: 32px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand-col {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .footer-brand-col .brand-name {
            font-size: 22px;
            font-weight: 800;
            font-family: var(--font-heading);
            margin-bottom: 4px;
        }

        .footer-brand-col .brand-domain {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .footer-brand-col p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            font-family: var(--font-heading);
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-muted);
            padding: 5px 0;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 640px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

        /* ============ 响应式微调 ============ */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .related-grid {
                grid-template-columns: 1fr;
            }

            .article-cta .cta-actions {
                flex-direction: column;
            }

            .article-hero {
                padding: 120px 0 40px;
            }

            .article-main {
                padding: 40px 0 56px;
            }
        }

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

            .article-meta .meta-item {
                display: block;
                font-size: 12px;
            }

            .related-info {
                padding: 16px;
            }
        }

/* roulang page: category2 */
:root {
            --bg: #0B0E13;
            --bg-elev: #10151E;
            --card: #141A24;
            --border: #263140;
            --primary: #C8F031;
            --primary-hover: #DDFF4F;
            --primary-text: #0B0E13;
            --secondary: #FF6B35;
            --support: #8B7CFF;
            --text: #E8EEF5;
            --text-muted: #93A2B4;
            --success: #3DDC97;
            --danger: #FF4D4F;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow: 0 16px 40px -12px rgba(0, 0, 0, .5);
            --font-head: "Bahnschrift", "DIN Alternate", "Rajdhani", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --transition: .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        a {
            text-decoration: none;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .grid-x {
            margin-left: -12px;
            margin-right: -12px;
        }

        .grid-x > .cell {
            padding-left: 12px;
            padding-right: 12px;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 70px;
            background: rgba(11, 14, 19, .85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            height: 70px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

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

        .brand-logo {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--primary-text);
            flex-shrink: 0;
        }

        .brand-logo svg {
            width: 22px;
            height: 22px;
        }

        .brand-text {
            font-family: var(--font-head);
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: .02em;
            line-height: 1.1;
        }

        .brand-domain {
            font-size: 12px;
            color: var(--text-muted);
            margin-left: 4px;
            letter-spacing: .04em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            line-height: 1.4;
        }

        .main-nav a:hover {
            color: var(--text);
            background: rgba(200, 240, 49, .06);
        }

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

        .main-nav a.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

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

        .header-search {
            position: relative;
        }

        .header-search input {
            width: 180px;
            height: 38px;
            padding: 0 34px 0 14px;
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: 10px;
            color: var(--text);
            font-size: 14px;
            transition: var(--transition);
        }

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

        .header-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(200, 240, 49, .15);
            outline: none;
        }

        .header-search .search-icon {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 16px;
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-head);
            font-weight: 700;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: 10px;
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
            letter-spacing: .02em;
            line-height: 1.4;
        }

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

        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 0 0 4px rgba(200, 240, 49, .15);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text);
            border-color: var(--border);
        }

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

        .btn-lg {
            padding: 16px 30px;
            font-size: 16px;
            border-radius: 12px;
        }

        .btn-block {
            width: 100%;
            display: flex;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--border);
            color: var(--text);
            background: var(--bg-elev);
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .nav-toggle svg {
            width: 20px;
            height: 20px;
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: var(--bg-elev);
            border-bottom: 1px solid var(--border);
            padding: 24px 20px 28px;
            flex-direction: column;
            gap: 4px;
            z-index: 99;
            box-shadow: 0 24px 40px rgba(0, 0, 0, .4);
        }

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

        .mobile-nav a {
            padding: 14px 16px;
            border-radius: 10px;
            color: var(--text-muted);
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
        }

        .mobile-nav a:hover {
            color: var(--primary);
            background: rgba(200, 240, 49, .06);
        }

        .mobile-nav a.active {
            color: var(--primary);
        }

        .mobile-nav .btn {
            margin-top: 16px;
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-bar {
            margin-top: 70px;
            background: var(--bg-elev);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
        }

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

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

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

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

        /* ========== Page Hero ========== */
        .page-hero {
            position: relative;
            padding: 96px 0 80px;
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border);
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 14, 19, .94) 0%, rgba(11, 14, 19, .75) 50%, rgba(11, 14, 19, .45) 100%);
        }

        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, transparent 55%, rgba(200, 240, 49, .08) 100%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(200, 240, 49, .1);
            border: 1px solid rgba(200, 240, 49, .35);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .06em;
            margin-bottom: 20px;
        }

        .hero-badge svg {
            width: 14px;
            height: 14px;
        }

        .page-hero h1 {
            font-family: var(--font-head);
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 18px;
            color: var(--text);
        }

        .page-hero .hero-sub {
            max-width: 640px;
            font-size: 18px;
            line-height: 1.9;
            color: var(--text-muted);
            margin-bottom: 28px;
        }

        .hero-metrics {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .hero-metric {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-metric .num {
            font-family: var(--font-head);
            font-size: 30px;
            font-weight: 800;
            color: var(--secondary);
            font-variant-numeric: tabular-nums;
            line-height: 1.1;
        }

        .hero-metric .label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ========== Main Layout ========== */
        .main-wrap {
            padding: 64px 0 96px;
        }

        .section-block {
            margin-bottom: 64px;
        }

        .section-block:last-child {
            margin-bottom: 0;
        }

        .section-head {
            margin-bottom: 28px;
        }

        .section-kicker {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .1em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-kicker::before {
            content: "";
            width: 24px;
            height: 2px;
            background: var(--secondary);
        }

        .section-head h2 {
            font-family: var(--font-head);
            font-size: clamp(26px, 3vw, 34px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
            margin-top: 8px;
            max-width: 640px;
        }

        /* ========== Overview ========== */
        .overview-wrap {
            display: flex;
            gap: 36px;
            align-items: center;
        }

        .overview-text {
            flex: 1.1;
        }

        .overview-media {
            flex: 1;
        }

        .overview-media img {
            width: 100%;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .overview-text p {
            color: var(--text-muted);
            line-height: 1.9;
            margin-bottom: 16px;
        }

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

        .overview-point {
            display: flex;
            gap: 12px;
            align-items: center;
            color: var(--text);
            font-size: 15px;
        }

        .overview-point svg {
            width: 18px;
            height: 18px;
            color: var(--primary);
            flex-shrink: 0;
        }

        /* ========== Policy ========== */
        .policy-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .policy-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .policy-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 0;
            background: var(--primary);
            transition: height var(--transition);
        }

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

        .policy-card:hover::before {
            height: 48px;
        }

        .policy-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(200, 240, 49, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .policy-icon svg {
            width: 22px;
            height: 22px;
        }

        .policy-card h3 {
            font-family: var(--font-head);
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }

        .policy-card p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        /* ========== Process ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            position: relative;
            transition: var(--transition);
        }

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

        .step-num {
            font-family: var(--font-head);
            font-size: 44px;
            font-weight: 800;
            color: rgba(200, 240, 49, .28);
            line-height: 1;
            margin-bottom: 14px;
            font-variant-numeric: tabular-nums;
        }

        .step-card h3 {
            font-family: var(--font-head);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }

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

        /* ========== Resources ========== */
        .resource-wrap {
            display: flex;
            gap: 36px;
            align-items: center;
        }

        .resource-list {
            flex: 1.2;
        }

        .resource-media {
            flex: 1;
        }

        .resource-media img {
            width: 100%;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .resource-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
        }

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

        .resource-item .r-icon {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            border-radius: 10px;
            background: rgba(139, 124, 255, .12);
            color: var(--support);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .resource-item .r-icon svg {
            width: 20px;
            height: 20px;
        }

        .resource-item h3 {
            font-family: var(--font-head);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text);
        }

        .resource-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== Accordion FAQ ========== */
        .accordion.channel-faq {
            background: transparent;
            list-style: none;
        }

        .accordion.channel-faq .accordion-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .accordion.channel-faq .accordion-item.is-active {
            border-color: var(--primary);
        }

        .accordion.channel-faq .accordion-title {
            display: block;
            padding: 20px 48px 20px 24px;
            font-family: var(--font-head);
            font-weight: 700;
            font-size: 17px;
            color: var(--text);
            position: relative;
            cursor: pointer;
            background: transparent;
            border: none;
            transition: var(--transition);
            line-height: 1.5;
        }

        .accordion.channel-faq .accordion-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--primary);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .accordion.channel-faq .accordion-item.is-active .accordion-title::before {
            opacity: 1;
        }

        .accordion.channel-faq .accordion-title::after {
            content: "+";
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 24px;
            font-weight: 400;
            color: var(--text-muted);
            transition: var(--transition);
            line-height: 1;
        }

        .accordion.channel-faq .accordion-item.is-active .accordion-title::after {
            content: "−";
            color: var(--primary);
        }

        .accordion.channel-faq .accordion-content {
            padding: 0 24px 20px;
            background: transparent;
            border: none;
            color: var(--text-muted);
        }

        .accordion.channel-faq .accordion-content p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.9;
        }

        /* ========== Sidebar TOC ========== */
        .sidebar-card {
            background: var(--bg-elev);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            position: sticky;
            top: 96px;
        }

        .sidebar-card h3 {
            font-family: var(--font-head);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text);
        }

        .sidebar-card h3 svg {
            width: 18px;
            height: 18px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .sidebar-toc {
            margin-top: 8px;
        }

        .sidebar-toc a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px;
            border-radius: 8px;
            color: var(--text-muted);
            font-size: 14px;
            transition: var(--transition);
            border-left: 2px solid transparent;
            line-height: 1.4;
        }

        .sidebar-toc a:hover {
            color: var(--primary);
            background: rgba(200, 240, 49, .05);
            border-left-color: var(--primary);
        }

        .sidebar-toc a .toc-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--border);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .sidebar-toc a:hover .toc-dot {
            background: var(--primary);
        }

        .sidebar-note {
            margin-top: 20px;
            padding: 16px;
            background: rgba(200, 240, 49, .06);
            border: 1px solid rgba(200, 240, 49, .2);
            border-radius: 12px;
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .sidebar-note strong {
            color: var(--primary);
            font-weight: 700;
        }

        /* ========== CTA Strip ========== */
        .cta-strip {
            padding: 80px 0;
            background-size: cover;
            background-position: center;
            position: relative;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-strip::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 14, 19, .96) 0%, rgba(11, 14, 19, .82) 60%, rgba(11, 14, 19, .68) 100%);
        }

        .cta-strip-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .cta-strip h2 {
            font-family: var(--font-head);
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--text);
        }

        .cta-strip p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-elev);
            border-top: 2px solid var(--primary);
            padding: 64px 0 0;
        }

        .site-footer .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand-col .brand-name {
            font-family: var(--font-head);
            font-size: 22px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 4px;
        }

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

        .footer-brand-col p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.9;
            max-width: 320px;
        }

        .footer-col h4 {
            font-family: var(--font-head);
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
        }

        .footer-col a {
            display: block;
            padding: 6px 0;
            color: var(--text-muted);
            font-size: 14px;
            transition: var(--transition);
        }

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

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }

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

            .header-search {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

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

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

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

            .sidebar {
                margin-top: 48px;
            }

            .sidebar-card {
                position: static;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 72px 0 56px;
                text-align: center;
            }

            .page-hero .hero-sub {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-metrics {
                justify-content: center;
                gap: 28px;
            }

            .overview-wrap,
            .resource-wrap {
                flex-direction: column;
            }

            .overview-media,
            .resource-media {
                width: 100%;
            }

            .cta-strip-inner {
                flex-direction: column;
                text-align: center;
                gap: 24px;
            }

            .cta-strip-inner .btn {
                width: 100%;
            }

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

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

        @media (max-width: 520px) {
            .brand-domain {
                display: none;
            }

            .brand-text {
                font-size: 18px;
            }

            .header-tools .btn {
                padding: 8px 14px;
                font-size: 13px;
            }

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

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

            .page-hero .hero-sub {
                font-size: 16px;
            }

            .hero-metric .num {
                font-size: 24px;
            }

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

            .policy-card {
                padding: 22px;
            }

            .cta-strip {
                padding: 56px 0;
            }

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