/* roulang page: index */
:root {
        --primary: #0E4B7A;
        --secondary: #1E6E99;
        --neon: #00D9C0;
        --neon-glow: rgba(0, 217, 192, .55);
        --bg: #F4F7FB;
        --card-bg: #FFFFFF;
        --text: #14293D;
        --text-muted: #5C7286;
        --border: #DCE7F1;
        --warm: #F2B134;
        --radius: 16px;
        --radius-sm: 6px;
        --shadow: 0 8px 30px rgba(14, 48, 77, .08);
        --shadow-hover: 0 14px 44px rgba(14, 48, 77, .14);
        --nav-bg: #081B33;
        --nav-bg-drawer: #0A1E38;
        --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

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

    a {
        color: var(--secondary);
        text-decoration: none;
        transition: color .25s ease;
    }

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

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

    button,
    input {
        font-family: inherit;
    }

    .container {
        max-width: 1200px;
        padding-left: 24px;
        padding-right: 24px;
    }

    .section-pad {
        padding: 96px 0;
    }

    @media (max-width: 991.98px) {
        .section-pad {
            padding: 72px 0;
        }
    }

    @media (max-width: 767.98px) {
        .section-pad {
            padding: 56px 0;
        }
    }

    .section-head {
        text-align: center;
        margin-bottom: 56px;
    }

    .section-head .sub-title {
        font-size: 15px;
        letter-spacing: 4px;
        color: var(--neon);
        text-transform: uppercase;
        font-weight: 600;
        margin-bottom: 8px;
        display: inline-block;
        text-shadow: 0 0 12px rgba(0, 217, 192, .35);
    }

    .section-head h2 {
        font-size: clamp(28px, 3vw, 42px);
        font-weight: 700;
        line-height: 1.35;
        color: var(--text);
        margin: 8px 0 16px;
    }

    .section-head p {
        max-width: 640px;
        margin: 0 auto;
        color: var(--text-muted);
        font-size: 16px;
    }

    /* ========== 按钮 ========== */
    .btn-neon {
        background: var(--neon);
        color: #081B33 !important;
        border: none;
        border-radius: 999px;
        padding: 12px 32px;
        font-weight: 600;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        transition: box-shadow .3s ease, transform .2s ease;
        cursor: pointer;
        white-space: nowrap;
    }

    .btn-neon:hover {
        box-shadow: 0 0 20px rgba(0, 217, 192, .55);
        transform: translateY(-2px);
        color: #081B33 !important;
    }

    .btn-neon:active {
        transform: translateY(2px);
        box-shadow: 0 0 10px rgba(0, 217, 192, .3);
    }

    .btn-outline-neon {
        background: transparent;
        color: var(--neon) !important;
        border: 1.5px solid var(--neon);
        border-radius: 999px;
        padding: 12px 32px;
        font-weight: 600;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        transition: all .3s ease;
        cursor: pointer;
        white-space: nowrap;
    }

    .btn-outline-neon:hover {
        background: rgba(0, 217, 192, .12);
        box-shadow: 0 0 16px rgba(0, 217, 192, .25);
        color: var(--neon) !important;
        transform: translateY(-2px);
    }

    .btn-outline-neon:active {
        transform: translateY(2px);
    }

    .btn-white-outline {
        background: transparent;
        color: #fff !important;
        border: 1.5px solid rgba(255, 255, 255, .6);
        border-radius: 999px;
        padding: 12px 32px;
        font-weight: 600;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        transition: all .3s ease;
        cursor: pointer;
        white-space: nowrap;
    }

    .btn-white-outline:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, .1);
        color: #fff !important;
        transform: translateY(-2px);
    }

    .btn-white-outline:active {
        transform: translateY(2px);
    }

    /* ========== 导航 ========== */
    .main-nav {
        background: #081B33;
        padding: 0;
        border-bottom: 2px solid var(--neon);
        position: relative;
        z-index: 1000;
        box-shadow: 0 4px 20px rgba(8, 27, 51, .25);
    }

    .main-nav .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: nowrap;
        min-height: 74px;
        position: relative;
    }

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

    .brand-icon {
        width: 42px;
        height: 42px;
        background: linear-gradient(135deg, var(--neon), rgba(0, 217, 192, .7));
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #081B33;
        font-size: 20px;
        box-shadow: 0 0 18px rgba(0, 217, 192, .4);
    }

    .brand-text {
        font-size: 22px;
        font-weight: 700;
        color: #fff;
        letter-spacing: 1px;
    }

    .brand-text span {
        color: var(--neon);
    }

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

    .main-nav .nav-menu .nav-item-link {
        padding: 10px 18px;
        font-size: 15px;
        font-weight: 500;
        color: rgba(255, 255, 255, .85);
        border-radius: 8px;
        transition: all .3s ease;
        position: relative;
        white-space: nowrap;
    }

    .main-nav .nav-menu .nav-item-link:hover {
        color: #fff;
        background: rgba(255, 255, 255, .06);
    }

    .main-nav .nav-menu .nav-item-link.active {
        color: #fff;
        text-shadow: 0 0 12px var(--neon-glow);
        background: rgba(0, 217, 192, .08);
    }

    .main-nav .nav-menu .nav-item-link.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 18px;
        right: 18px;
        height: 4px;
        border-radius: 4px;
        background: var(--neon);
        box-shadow: 0 0 12px rgba(0, 217, 192, .6);
    }

    .main-nav .nav-cta {
        margin-left: 16px;
        flex-shrink: 0;
    }

    .main-nav .nav-cta .btn-neon {
        padding: 10px 24px;
        font-size: 14px;
    }

    .main-nav .navbar-toggler {
        border: 1px solid rgba(255, 255, 255, .3);
        background: transparent;
        padding: 6px 10px;
        border-radius: 8px;
    }

    .main-nav .navbar-toggler:focus {
        box-shadow: 0 0 0 3px rgba(0, 217, 192, .3);
    }

    .main-nav .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        width: 24px;
        height: 24px;
    }

    @media (max-width: 991.98px) {
        .main-nav .container {
            flex-wrap: wrap;
            padding-top: 10px;
            padding-bottom: 10px;
            position: relative;
        }

        .main-nav .collapse.navbar-collapse {
            background: #0A1E38;
            margin-top: 10px;
            border-radius: 12px;
            padding: 16px;
            border-left: 3px solid var(--neon);
            box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
            width: 100%;
        }

        .main-nav .collapse.navbar-collapse.show {
            display: block;
        }

        .main-nav .nav-menu {
            flex-direction: column;
            align-items: stretch;
            gap: 0;
            width: 100%;
        }

        .main-nav .nav-menu .nav-item-link {
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            padding: 14px 12px;
            border-radius: 0;
            display: block;
        }

        .main-nav .nav-menu .nav-item-link:last-child {
            border-bottom: none;
        }

        .main-nav .nav-menu .nav-item-link.active::after {
            bottom: auto;
            left: -4px;
            top: 8px;
            bottom: 8px;
            width: 4px;
            height: auto;
            border-radius: 4px;
        }

        .main-nav .nav-cta {
            margin-left: 0;
            margin-top: 16px;
            width: 100%;
        }

        .main-nav .nav-cta .btn-neon {
            width: 100%;
            justify-content: center;
        }
    }

    /* ========== Hero ========== */
    .hero {
        min-height: 90vh;
        min-height: 640px;
        background-image: url('/assets/images/backpic/back-1.png');
        background-size: cover;
        background-position: center;
        position: relative;
        display: flex;
        align-items: center;
        overflow: hidden;
    }

    .hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background:
            linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
        background-size: 40px 40px;
        z-index: 1;
    }

    .hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(244, 247, 251, .97) 12%, rgba(244, 247, 251, .92) 48%, rgba(244, 247, 251, .75) 78%, rgba(244, 247, 251, .6) 100%);
        z-index: 2;
    }

    .hero .container {
        position: relative;
        z-index: 3;
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .hero .hero-badge {
        display: inline-block;
        background: rgba(0, 217, 192, .14);
        color: var(--primary);
        border: 1px solid rgba(0, 217, 192, .4);
        border-radius: 999px;
        padding: 6px 16px;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 20px;
    }

    .hero h1 {
        font-size: clamp(36px, 4.5vw, 56px);
        font-weight: 700;
        line-height: 1.25;
        color: var(--text);
        max-width: 640px;
        margin-bottom: 20px;
    }

    .hero h1 .highlight {
        color: var(--primary);
        background: linear-gradient(120deg, rgba(0, 217, 192, .18) 0%, rgba(0, 217, 192, .35) 100%);
        padding: 0 6px;
        border-radius: 6px;
    }

    .hero .hero-desc {
        font-size: 17px;
        line-height: 1.8;
        color: var(--text-muted);
        max-width: 620px;
        margin-bottom: 36px;
    }

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

    .hero .hero-stat-row {
        display: flex;
        gap: 32px;
        margin-top: 48px;
        flex-wrap: wrap;
    }

    .hero .hero-stat {
        text-align: left;
    }

    .hero .hero-stat .num {
        font-size: 28px;
        font-weight: 700;
        color: var(--primary);
        font-variant-numeric: tabular-nums;
    }

    .hero .hero-stat .num i {
        color: var(--neon);
        font-style: normal;
        font-size: 20px;
        margin-left: 2px;
    }

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

    .hero-visual {
        position: relative;
        min-height: 420px;
        border-radius: 24px;
        overflow: hidden;
        box-shadow: var(--shadow-hover);
        border: 1px solid rgba(255, 255, 255, .4);
    }

    .hero-visual .visual-box {
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/coverpic/cover-5.png');
        background-size: cover;
        background-position: center;
        background-color: #dce9f2;
        display: flex;
        align-items: flex-end;
        padding: 30px;
    }

    .hero-visual .visual-info {
        background: rgba(8, 27, 51, .82);
        border-left: 3px solid var(--neon);
        border-radius: 0 12px 12px 0;
        padding: 18px 22px;
        color: #fff;
        max-width: 300px;
        backdrop-filter: none;
    }

    .hero-visual .visual-info .title {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 4px;
    }

    .hero-visual .visual-info .desc {
        font-size: 13px;
        color: rgba(255, 255, 255, .75);
    }

    @media (max-width: 991.98px) {
        .hero {
            min-height: auto;
            padding: 48px 0;
        }

        .hero .container {
            padding-top: 30px;
            padding-bottom: 30px;
        }

        .hero-visual {
            margin-top: 40px;
            min-height: 280px;
        }
    }

    @media (max-width: 767.98px) {
        .hero h1 {
            font-size: clamp(32px, 8vw, 44px);
        }

        .hero-cta .btn-neon,
        .hero-cta .btn-outline-neon {
            width: 100%;
        }

        .hero-stat-row {
            gap: 20px;
        }
    }

    /* ========== 业务服务 ========== */
    .services-section {
        background: var(--bg);
        position: relative;
    }

    .card-service {
        background: var(--card-bg);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: box-shadow .3s ease, transform .3s ease;
        height: 100%;
        display: flex;
        flex-direction: column;
    }

    .card-service:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-6px);
    }

    .card-service .card-img {
        position: relative;
        aspect-ratio: 16 / 9;
        overflow: hidden;
        border-radius: 0;
    }

    .card-service .card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease;
    }

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

    .card-service .card-img .img-badge {
        position: absolute;
        top: 16px;
        left: 16px;
        background: rgba(8, 27, 51, .82);
        color: var(--neon);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
        border: 1px solid rgba(0, 217, 192, .4);
    }

    .card-service .card-body {
        padding: 28px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .card-service .card-body h3 {
        font-size: 21px;
        font-weight: 600;
        margin-bottom: 12px;
        color: var(--text);
    }

    .card-service .card-body p {
        font-size: 15px;
        line-height: 1.75;
        color: var(--text-muted);
        flex: 1;
        margin-bottom: 16px;
    }

    .card-service .card-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--primary);
        font-weight: 600;
        font-size: 14px;
        transition: gap .3s ease;
    }

    .card-service .card-link:hover {
        gap: 14px;
        color: var(--neon);
        text-shadow: 0 0 8px rgba(0, 217, 192, .3);
    }

    /* ========== 数据 ========== */
    .stats-section {
        background: #E8EEF6;
        padding: 80px 0;
    }

    .stat-item {
        text-align: center;
        padding: 30px 16px;
        position: relative;
    }

    .stat-item .stat-icon {
        font-size: 30px;
        color: var(--primary);
        margin-bottom: 12px;
        opacity: .6;
    }

    .stat-item .stat-num {
        font-size: 52px;
        font-weight: 700;
        color: var(--primary);
        line-height: 1.2;
        font-variant-numeric: tabular-nums;
    }

    .stat-item .stat-num i {
        font-style: normal;
        font-size: 26px;
        color: var(--neon);
        margin-left: 2px;
        vertical-align: super;
    }

    .stat-item .stat-label {
        font-size: 15px;
        color: var(--text-muted);
        margin-top: 8px;
    }

    .stat-item::after {
        content: '';
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 1px;
        height: 60px;
        background: linear-gradient(180deg, transparent, var(--border) 30%, var(--border) 70%, transparent);
    }

    .stat-item:last-child::after {
        display: none;
    }

    @media (max-width: 767.98px) {
        .stat-item::after {
            display: none;
        }

        .stat-item .stat-num {
            font-size: 36px;
        }
    }

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

    .case-card {
        background: var(--card-bg);
        border: 1px solid var(--border);
        border-radius: 20px;
        overflow: hidden;
        box-shadow: var(--shadow);
        height: 100%;
        display: flex;
        flex-direction: column;
        transition: box-shadow .3s ease, transform .3s ease;
    }

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

    .case-card .case-cover {
        position: relative;
        aspect-ratio: 16 / 9;
        overflow: hidden;
        background: #dce9f2;
    }

    .case-card .case-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s ease;
    }

    .case-card:hover .case-cover img {
        transform: scale(1.03);
    }

    .case-card .case-cover::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 55%, rgba(8, 27, 51, .35) 100%);
    }

    .case-card .case-cover .case-tag {
        position: absolute;
        top: 16px;
        right: 16px;
        z-index: 2;
        background: var(--warm);
        color: #081B33;
        font-size: 12px;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 999px;
    }

    .case-card .case-body {
        padding: 28px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .case-card .case-body h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 12px;
        color: var(--text);
    }

    .case-card .case-body p {
        font-size: 15px;
        color: var(--text-muted);
        line-height: 1.75;
        flex: 1;
        margin-bottom: 18px;
    }

    .case-card .case-meta {
        display: flex;
        align-items: center;
        gap: 20px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 16px;
    }

    .case-card .case-meta i {
        color: var(--primary);
        margin-right: 4px;
    }

    .case-card .case-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--primary);
        font-weight: 600;
        font-size: 14px;
        transition: gap .3s ease;
    }

    .case-card .case-link:hover {
        gap: 14px;
        color: var(--neon);
    }

    /* ========== 解决方案 ========== */
    .solutions-section {
        background: #fff;
    }

    .solutions-wrap {
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 24px;
        padding: 48px;
        box-shadow: var(--shadow);
        position: relative;
        overflow: hidden;
    }

    .solutions-wrap::before {
        content: '';
        position: absolute;
        top: -60px;
        right: -60px;
        width: 160px;
        height: 160px;
        background: radial-gradient(circle, rgba(0, 217, 192, .12) 0%, transparent 70%);
        border-radius: 50%;
    }

    .solutions-left h3 {
        font-size: clamp(24px, 2.4vw, 34px);
        font-weight: 700;
        color: var(--text);
        line-height: 1.35;
        margin-bottom: 24px;
    }

    .solutions-left h3 .highlight {
        color: var(--primary);
        position: relative;
    }

    .solutions-left h3 .highlight::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 0;
        right: 0;
        height: 8px;
        background: rgba(0, 217, 192, .25);
        z-index: -1;
        border-radius: 3px;
    }

    .solutions-left p.lead {
        font-size: 16px;
        color: var(--text-muted);
        line-height: 1.8;
        margin-bottom: 28px;
    }

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

    .solutions-list li {
        display: flex;
        align-items: flex-start;
        gap: 14px;
        padding: 14px 0;
        border-bottom: 1px dashed var(--border);
    }

    .solutions-list li:last-child {
        border-bottom: none;
    }

    .solutions-list .list-icon {
        width: 28px;
        height: 28px;
        flex-shrink: 0;
        background: rgba(0, 217, 192, .16);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary);
        font-size: 13px;
        margin-top: 2px;
    }

    .solutions-list .list-text {
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        line-height: 1.6;
    }

    .solutions-list .list-text small {
        display: block;
        font-size: 13px;
        color: var(--text-muted);
        font-weight: 400;
        line-height: 1.6;
        margin-top: 2px;
    }

    .solutions-right {
        display: flex;
        flex-wrap: wrap;
        align-content: flex-start;
        gap: 14px;
        padding-top: 20px;
    }

    .solution-tag {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 12px;
        padding: 14px 18px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text);
        box-shadow: 0 2px 12px rgba(14, 48, 77, .04);
        transition: all .3s ease;
        flex: 0 0 calc(50% - 7px);
    }

    .solution-tag i {
        color: var(--primary);
        font-size: 18px;
        width: 22px;
        text-align: center;
    }

    .solution-tag:hover {
        border-color: var(--neon);
        box-shadow: 0 4px 16px rgba(0, 217, 192, .14);
        transform: translateY(-2px);
    }

    @media (max-width: 767.98px) {
        .solutions-wrap {
            padding: 28px 20px;
        }

        .solution-tag {
            flex: 0 0 100%;
        }
    }

    /* ========== 资讯动态 ========== */
    .news-section {
        background: var(--bg);
    }

    .news-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 14px;
        overflow: hidden;
        display: flex;
        align-items: stretch;
        box-shadow: 0 4px 20px rgba(14, 48, 77, .05);
        transition: box-shadow .3s ease, transform .3s ease;
        margin-bottom: 20px;
    }

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

    .news-item .news-thumb {
        width: 200px;
        min-height: 130px;
        flex-shrink: 0;
        position: relative;
        overflow: hidden;
        display: block;
        background: #dce9f2;
    }

    .news-item .news-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease;
    }

    .news-item:hover .news-thumb img {
        transform: scale(1.03);
    }

    .news-item .news-body {
        padding: 22px 24px;
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
        min-width: 0;
    }

    .news-item .news-body .badge {
        display: inline-block;
        background: rgba(0, 217, 192, .14);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        border-radius: var(--radius-sm);
        padding: 4px 10px;
        margin-bottom: 10px;
        align-self: flex-start;
        border: 1px solid rgba(0, 217, 192, .3);
    }

    .news-item .news-body h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 8px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .news-item .news-body h3 a {
        color: inherit;
    }

    .news-item .news-body h3 a:hover {
        color: var(--primary);
    }

    .news-item .news-body p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-item .news-body .news-meta {
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .news-item .news-body .news-meta i {
        margin-right: 3px;
        color: var(--primary);
    }

    .news-item .news-arrow {
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 60px;
        border-left: 1px solid var(--border);
        color: var(--primary);
        font-size: 20px;
        transition: background .3s ease, color .3s ease;
    }

    .news-item .news-arrow:hover {
        background: rgba(0, 217, 192, .08);
        color: var(--neon);
    }

    .empty-state {
        text-align: center;
        padding: 50px 20px;
        background: #fff;
        border: 1px dashed var(--border);
        border-radius: 16px;
    }

    .empty-state .empty-icon {
        font-size: 40px;
        color: var(--text-muted);
        margin-bottom: 12px;
        opacity: .4;
    }

    .empty-state p {
        color: var(--text-muted);
        margin-bottom: 20px;
    }

    @media (max-width: 767.98px) {
        .news-item {
            flex-direction: column;
        }

        .news-item .news-thumb {
            width: 100%;
            min-height: 160px;
        }

        .news-item .news-arrow {
            width: 100%;
            height: 44px;
            border-left: none;
            border-top: 1px solid var(--border);
            font-size: 16px;
        }
    }

    /* ========== FAQ ========== */
    .faq-section {
        background: #fff;
    }

    .faq-accordion .accordion-item {
        border: 1px solid var(--border);
        border-radius: 14px !important;
        margin-bottom: 16px;
        overflow: hidden;
        background: var(--bg);
        box-shadow: 0 2px 12px rgba(14, 48, 77, .04);
        transition: box-shadow .3s ease;
    }

    .faq-accordion .accordion-item:hover {
        box-shadow: 0 8px 24px rgba(14, 48, 77, .1);
    }

    .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
        border-color: var(--neon);
        box-shadow: 0 8px 24px rgba(0, 217, 192, .12);
    }

    .faq-accordion .accordion-button {
        background: transparent;
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        padding: 22px 28px;
        border: none;
        position: relative;
        transition: color .25s ease;
    }

    .faq-accordion .accordion-button::after {
        content: '\f078';
        font-family: 'Font Awesome 5 Free', 'Font Awesome 6 Free';
        font-weight: 900;
        background: none;
        width: auto;
        height: auto;
        font-size: 16px;
        color: var(--primary);
        transition: transform .3s ease;
    }

    .faq-accordion .accordion-button:not(.collapsed) {
        color: var(--primary);
        box-shadow: none;
        background: rgba(0, 217, 192, .04);
    }

    .faq-accordion .accordion-button:not(.collapsed)::after {
        transform: rotate(180deg);
        color: var(--neon);
    }

    .faq-accordion .accordion-item {
        position: relative;
    }

    .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed))::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: var(--neon);
        box-shadow: 0 0 10px rgba(0, 217, 192, .5);
        z-index: 3;
    }

    .faq-accordion .accordion-body {
        padding: 0 28px 24px;
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-muted);
        background: transparent;
        border: none;
    }

    .faq-accordion .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(0, 217, 192, .15);
    }

    /* ========== CTA ========== */
    .cta-section {
        background: #081B33;
        color: #fff;
        position: relative;
        overflow: hidden;
        padding: 96px 0;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-2.png');
        background-size: cover;
        background-position: center;
        opacity: .15;
    }

    .cta-section::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: linear-gradient(90deg, transparent, var(--neon), transparent);
        opacity: .6;
    }

    .cta-section .container {
        position: relative;
        z-index: 2;
        text-align: center;
    }

    .cta-section h2 {
        font-size: clamp(28px, 3vw, 40px);
        font-weight: 700;
        margin-bottom: 16px;
    }

    .cta-section p {
        font-size: 17px;
        color: rgba(255, 255, 255, .75);
        max-width: 640px;
        margin: 0 auto 36px;
    }

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

    .cta-section .cta-phone {
        margin-top: 32px;
        font-size: 15px;
        color: rgba(255, 255, 255, .6);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
    }

    .cta-section .cta-phone i {
        color: var(--neon);
    }

    .cta-section .cta-phone a {
        color: #fff;
        font-weight: 600;
        font-size: 18px;
        letter-spacing: 1px;
    }

    .cta-section .cta-phone a:hover {
        color: var(--neon);
    }

    @media (max-width: 767.98px) {
        .cta-section {
            padding: 64px 0;
        }

        .cta-section .cta-btns .btn-neon,
        .cta-section .cta-btns .btn-white-outline {
            width: 100%;
        }
    }

    /* ========== 页脚 ========== */
    .main-footer {
        background: #081B33;
        color: rgba(255, 255, 255, .5);
        font-size: 14px;
        border-top: 2px solid var(--neon);
    }

    .main-footer .footer-top {
        padding: 60px 0 40px;
        border-bottom: 1px solid rgba(255, 255, 255, .08);
    }

    .footer-brand .brand-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
        border-radius: 10px;
    }

    .footer-brand .brand-text {
        font-size: 20px;
    }

    .footer-brand .footer-desc {
        font-size: 14px;
        line-height: 1.75;
        color: rgba(255, 255, 255, .5);
        margin-top: 18px;
        max-width: 280px;
    }

    .main-footer h4 {
        font-size: 16px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 20px;
        position: relative;
        padding-bottom: 10px;
    }

    .main-footer h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 24px;
        height: 2px;
        background: var(--neon);
        border-radius: 2px;
    }

    .main-footer ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .main-footer ul li {
        padding: 5px 0;
    }

    .main-footer ul li a {
        color: rgba(255, 255, 255, .5);
        transition: color .25s ease, padding-left .25s ease;
    }

    .main-footer ul li a:hover {
        color: var(--neon);
        padding-left: 6px;
        text-shadow: 0 0 8px rgba(0, 217, 192, .25);
    }

    .footer-contact li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        padding: 6px 0;
        color: rgba(255, 255, 255, .5);
    }

    .footer-contact li i {
        color: var(--neon);
        margin-top: 5px;
        width: 16px;
        text-align: center;
    }

    .footer-bottom {
        padding: 20px 0;
        font-size: 13px;
        color: rgba(255, 255, 255, .4);
    }

    .footer-bottom .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, .5);
    }

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

    @media (max-width: 767.98px) {
        .footer-top .row>div {
            margin-bottom: 30px;
        }
    }

    /* ========== 通用工具 ========== */
    .text-neon {
        color: var(--neon);
    }

    .badge-soft {
        display: inline-block;
        background: rgba(0, 217, 192, .12);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        border-radius: 999px;
        padding: 4px 12px;
        border: 1px solid rgba(0, 217, 192, .3);
    }

    .section-divider {
        height: 1px;
        background: var(--border);
        margin: 0;
    }

    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            transition: none !important;
            animation: none !important;
        }
    }

/* roulang page: category1 */
:root {
            --primary: #0E4B7A;
            --secondary: #1E6E99;
            --neon: #00D9C0;
            --neon-glow: rgba(0, 217, 192, 0.55);
            --bg: #F4F7FB;
            --card-bg: #FFFFFF;
            --text: #14293D;
            --text-muted: #5C7286;
            --border: #DCE7F1;
            --shadow: 0 8px 30px rgba(14, 48, 77, 0.08);
            --shadow-hover: 0 14px 44px rgba(14, 48, 77, 0.14);
            --radius: 16px;
            --radius-btn: 999px;
            --radius-badge: 6px;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --section-pad: 96px;
            --section-pad-md: 72px;
            --section-pad-sm: 56px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        @media (max-width: 991px) {
            .section {
                padding: var(--section-pad-md) 0;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: var(--section-pad-sm) 0;
            }
        }

        /* 导航 */
        .main-nav {
            background: #081B33;
            border-bottom: 2px solid var(--neon);
            min-height: 72px;
            padding: 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }

        .main-nav .container {
            position: relative;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--neon), #00B3A0);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #081B33;
            font-size: 18px;
            box-shadow: 0 0 16px rgba(0, 217, 192, 0.3);
        }

        .brand-text {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            line-height: 1.2;
        }

        .brand-text span {
            color: var(--neon);
        }

        .nav-menu {
            gap: 4px;
        }

        .nav-item-link {
            display: inline-block;
            padding: 10px 16px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            position: relative;
        }

        .nav-item-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-item-link.active {
            color: var(--neon);
            text-shadow: 0 0 12px var(--neon-glow);
            background: transparent;
        }

        .nav-item-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            border-radius: 3px;
            background: var(--neon);
            box-shadow: 0 0 12px var(--neon-glow);
        }

        .nav-cta {
            margin-left: 12px;
        }

        .btn-neon {
            background: var(--neon);
            color: #081B33;
            border: none;
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .3s ease;
        }

        .btn-neon:hover {
            color: #081B33;
            box-shadow: 0 0 20px var(--neon-glow);
            transform: translateY(-1px);
        }

        .btn-neon:active {
            transform: translateY(2px);
        }

        .btn-neon i {
            font-size: 14px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            border-color: var(--neon);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991px) {
            .navbar-collapse {
                background: #0A1E38;
                margin: 12px -12px -12px;
                padding: 12px 20px 20px;
                border-radius: 12px;
                border-top: 2px solid var(--neon);
            }

            .nav-menu {
                flex-direction: column;
                gap: 0;
            }

            .nav-item-link {
                display: block;
                padding: 14px 12px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                border-radius: 0;
            }

            .nav-item-link.active::after {
                display: none;
            }

            .nav-cta {
                margin-left: 0;
                margin-top: 16px;
            }

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

        /* 页脚 */
        .main-footer {
            background: #081B33;
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }

        .footer-top {
            padding: 64px 0 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-bottom {
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        .footer-brand .brand-text {
            font-size: 22px;
        }

        .footer-desc {
            margin-top: 18px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            max-width: 340px;
        }

        .badge-soft {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            background: rgba(0, 217, 192, 0.1);
            border: 1px solid rgba(0, 217, 192, 0.25);
            border-radius: var(--radius-badge);
            color: var(--neon);
            font-size: 13px;
            font-weight: 500;
        }

        .main-footer h4 {
            color: #FFFFFF;
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .main-footer h4::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--neon);
            box-shadow: 0 0 10px var(--neon-glow);
            border-radius: 2px;
        }

        .main-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .main-footer ul li {
            padding: 5px 0;
        }

        .main-footer ul li a {
            color: rgba(255, 255, 255, 0.5);
            transition: all .2s ease;
        }

        .main-footer ul li a:hover {
            color: var(--neon);
            padding-left: 4px;
        }

        .main-footer .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 6px 0;
            color: rgba(255, 255, 255, 0.5);
        }

        .main-footer .footer-contact i {
            color: var(--neon);
            margin-top: 5px;
            font-size: 14px;
            width: 18px;
            text-align: center;
        }

        @media (max-width: 767px) {
            .footer-top {
                padding: 48px 0 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* 分类页 Hero */
        .page-hero {
            position: relative;
            padding: 90px 0 80px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-color: var(--primary);
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(8, 27, 51, 0.95) 20%, rgba(14, 75, 122, 0.72) 60%, rgba(14, 75, 122, 0.35));
        }

        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
            background-size: 24px 24px;
            pointer-events: none;
        }

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

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-btn);
            display: inline-flex;
            backdrop-filter: none;
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color .2s;
        }

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

        .hero-breadcrumb i {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        .page-hero h1 {
            font-size: clamp(36px, 4.5vw, 56px);
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin: 16px 0 20px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }

        .page-hero .hero-desc {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin-bottom: 32px;
        }

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

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, 0.6);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-weight: 500;
            font-size: 15px;
            background: transparent;
            transition: all .3s ease;
        }

        .btn-outline-light:hover {
            border-color: var(--neon);
            color: var(--neon);
            background: rgba(0, 217, 192, 0.08);
            box-shadow: 0 0 16px rgba(0, 217, 192, 0.2);
        }

        .btn-outline-light:active {
            transform: translateY(2px);
        }

        @media (max-width: 767px) {
            .page-hero {
                padding: 56px 0 48px;
            }
            .page-hero .hero-desc {
                font-size: 16px;
            }
            .page-hero .hero-buttons {
                flex-direction: column;
            }
            .page-hero .hero-buttons .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* 引导介绍 */
        .intro-wrap {
            display: flex;
            align-items: center;
            gap: 60px;
        }

        .intro-content {
            flex: 1;
        }

        .intro-image {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }

        .intro-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            display: block;
            transition: transform .4s ease;
        }

        .intro-image:hover img {
            transform: scale(1.02);
        }

        .intro-image .img-tag {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--neon);
            color: #081B33;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 20px rgba(0, 217, 192, 0.4);
        }

        .section-label {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--neon);
            background: rgba(0, 217, 192, 0.1);
            border: 1px solid rgba(0, 217, 192, 0.25);
            padding: 6px 16px;
            border-radius: var(--radius-btn);
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: clamp(28px, 3vw, 42px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 20px;
        }

        .section-lead {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        @media (max-width: 991px) {
            .intro-wrap {
                flex-direction: column-reverse;
                gap: 36px;
            }
            .intro-image img {
                height: 280px;
            }
        }

        /* 图文区块 */
        .feature-block {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow .3s ease;
            height: 100%;
        }

        .feature-block:hover {
            box-shadow: var(--shadow-hover);
        }

        .feature-img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
            transition: transform .4s ease;
        }

        .feature-block:hover .feature-img {
            transform: scale(1.03);
        }

        .feature-body {
            padding: 32px;
        }

        .feature-body h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 14px;
            position: relative;
            padding-bottom: 12px;
        }

        .feature-body h3::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 36px;
            height: 3px;
            border-radius: 3px;
            background: var(--neon);
        }

        .feature-body p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 6px 0;
            color: var(--text-muted);
            font-size: 15px;
        }

        .feature-list li i {
            color: var(--neon);
            font-size: 14px;
            margin-top: 5px;
        }

        /* 数据指标 */
        .stats-section {
            background: #EAF1F8;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 48px;
        }

        .stat-item {
            text-align: center;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 20px;
            box-shadow: var(--shadow);
            transition: all .3s ease;
        }

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

        .stat-number {
            font-size: clamp(38px, 5vw, 56px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
            display: block;
        }

        .stat-number em {
            font-style: normal;
            color: var(--neon);
            text-shadow: 0 0 20px rgba(0, 217, 192, 0.3);
        }

        .stat-label {
            margin-top: 10px;
            color: var(--text-muted);
            font-size: 15px;
            font-weight: 500;
        }

        @media (max-width: 991px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 流程 */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 48px;
        }

        .process-item {
            position: relative;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 28px;
            box-shadow: var(--shadow);
            transition: all .3s ease;
        }

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

        .process-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #FFFFFF;
            font-size: 20px;
            font-weight: 700;
            border-radius: 14px;
            margin-bottom: 20px;
            font-variant-numeric: tabular-nums;
        }

        .process-item h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

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

        .process-arrow {
            position: absolute;
            top: 50%;
            right: -16px;
            width: 28px;
            height: 28px;
            background: var(--neon);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: #081B33;
            z-index: 2;
            box-shadow: 0 0 12px rgba(0, 217, 192, 0.4);
        }

        @media (max-width: 991px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-arrow {
                display: none;
            }
        }

        @media (max-width: 575px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ */
        .faq-section {
            background: #FFFFFF;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: none;
            background: var(--card-bg);
            transition: box-shadow .3s ease;
        }

        .faq-accordion .accordion-item:hover {
            box-shadow: var(--shadow);
        }

        .faq-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--text);
            font-size: 18px;
            font-weight: 600;
            padding: 20px 28px;
            border: none;
            position: relative;
            border-radius: 0;
            transition: color .3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--card-bg);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300D9C0' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
            transition: transform .3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            filter: drop-shadow(0 0 6px rgba(0, 217, 192, 0.4));
        }

        .faq-accordion .accordion-item.active-accordion {
            border-left: 3px solid var(--neon);
            position: relative;
        }

        .faq-accordion .accordion-body {
            padding: 0 28px 24px;
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.8;
        }

        .accordion-item-left {
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--neon);
            box-shadow: 0 0 12px var(--neon-glow);
            z-index: 3;
        }

        /* CTA 区块 */
        .cta-section {
            /* 深色带 */
        }

        .cta-box {
            background: linear-gradient(135deg, #081B33 0%, #0E4B7A 100%);
            border-radius: 24px;
            padding: 64px 56px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(14, 48, 77, 0.25);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(0, 217, 192, 0.1) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
        }

        .cta-box::after {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(0, 217, 192, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-box .cta-inner {
            position: relative;
            z-index: 2;
        }

        .cta-box h2 {
            color: #FFFFFF;
            font-size: clamp(26px, 3vw, 38px);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 17px;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .cta-phone {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }

        .cta-phone i {
            color: var(--neon);
        }

        .cta-phone a {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            transition: color .2s;
        }

        .cta-phone a:hover {
            color: var(--neon);
        }

        @media (max-width: 767px) {
            .cta-box {
                padding: 40px 28px;
                border-radius: 18px;
            }
            .cta-actions {
                flex-direction: column;
            }
            .cta-actions .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* 通用板块 */
        .gray-section {
            background: #EAF1F8;
        }

        .white-section {
            background: #FFFFFF;
        }

        .btn-neon-lg {
            padding: 14px 36px;
            font-size: 16px;
        }

        /* 响应式容器 */
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

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

            .feature-body {
                padding: 24px 20px;
            }

            .feature-body h3 {
                font-size: 20px;
            }
        }

        /* 可访问性 */
        a:focus,
        button:focus,
        .btn:focus {
            outline: 2px solid var(--neon);
            outline-offset: 3px;
            box-shadow: none;
        }

        .btn:focus {
            box-shadow: none;
        }

        /* 动画 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-up {
            animation: fadeInUp .7s ease both;
        }

/* roulang page: article */
:root {
            --primary: #0E4B7A;
            --secondary: #1E6E99;
            --neon: #00D9C0;
            --neon-glow: rgba(0, 217, 192, 0.55);
            --page-bg: #F4F7FB;
            --card-bg: #FFFFFF;
            --text-main: #14293D;
            --text-muted: #5C7286;
            --border-color: #DCE7F1;
            --card-shadow: 0 8px 30px rgba(14, 48, 77, 0.08);
            --card-shadow-hover: 0 14px 44px rgba(14, 48, 77, 0.14);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 6px;
            --nav-bg: #081B33;
            --nav-item: rgba(255, 255, 255, 0.85);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --section-pad: 96px;
            --section-pad-md: 72px;
            --section-pad-sm: 56px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        button,
        input {
            font-family: inherit;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            transition: all .3s ease;
        }

        .btn-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--neon);
            border: none;
            color: #081B33 !important;
            border-radius: var(--radius-btn);
            padding: 10px 26px;
            font-weight: 600;
            box-shadow: 0 4px 18px rgba(0, 217, 192, 0.18);
            transition: all .3s ease;
        }

        .btn-neon:hover {
            box-shadow: 0 0 24px var(--neon-glow), 0 6px 20px rgba(0, 217, 192, 0.28);
            transform: translateY(-2px);
            color: #081B33 !important;
        }

        .btn-neon:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(0, 217, 192, 0.4);
        }

        .btn-outline-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1.5px solid var(--neon);
            color: var(--primary) !important;
            background: transparent;
            border-radius: var(--radius-btn);
            padding: 10px 28px;
            font-weight: 600;
            transition: all .3s ease;
        }

        .btn-outline-neon:hover {
            background: var(--neon);
            color: #081B33 !important;
            box-shadow: 0 0 20px var(--neon-glow);
            transform: translateY(-2px);
        }

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

        .btn-lg {
            padding: 14px 34px;
            font-size: 16px;
        }

        /* Navbar */
        .main-nav {
            background: var(--nav-bg) !important;
            padding: 10px 0;
            border-bottom: 2px solid var(--neon);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
        }

        .main-nav .container {
            max-width: 1200px;
        }

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

        .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--neon) 0%, #00A8B5 100%);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #081B33;
            font-size: 17px;
            box-shadow: 0 0 14px rgba(0, 217, 192, 0.3);
        }

        .brand-text {
            font-size: 22px;
            font-weight: 700;
            color: #fff !important;
            letter-spacing: 1px;
            line-height: 1.2;
        }

        .brand-text span {
            color: var(--neon);
        }

        .nav-menu {
            gap: 2px;
        }

        .nav-menu .nav-item {
            margin: 0 2px;
        }

        .nav-item-link {
            display: inline-block;
            padding: 8px 16px;
            color: var(--nav-item) !important;
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            transition: all .3s ease;
            position: relative;
        }

        .nav-item-link:hover {
            color: #fff !important;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-item-link.active {
            color: var(--neon) !important;
            text-shadow: 0 0 14px var(--neon-glow);
            background: rgba(0, 217, 192, 0.1);
        }

        .nav-item-link.active::after {
            content: "";
            display: block;
            height: 2px;
            margin: 4px auto 0;
            width: 24px;
            background: var(--neon);
            box-shadow: 0 0 14px var(--neon-glow);
            border-radius: 2px;
        }

        .nav-cta {
            margin-left: 18px;
        }

        .nav-cta .btn-neon {
            padding: 8px 20px;
            font-size: 14px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25) !important;
            border-radius: 8px;
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 217, 192, 0.25) !important;
        }

        .navbar-toggler-icon {
            background-image: none !important;
            width: 24px;
            height: 2px;
            background: var(--neon);
            position: relative;
            border-radius: 2px;
            display: inline-block;
        }

        .navbar-toggler-icon::before,
        .navbar-toggler-icon::after {
            content: "";
            position: absolute;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
        }

        .navbar-toggler-icon::before {
            top: -8px;
        }

        .navbar-toggler-icon::after {
            bottom: -8px;
        }

        /* Article Banner */
        .article-banner {
            background: linear-gradient(135deg, #081B33 0%, #0E4B7A 70%, #1E6E99 100%);
            padding: 48px 0 28px;
            position: relative;
            border-bottom: 2px solid var(--neon);
            overflow: hidden;
        }

        .article-banner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(circle at 20% 60%, rgba(0, 217, 192, 0.12) 0%, transparent 28%),
                radial-gradient(circle at 80% 30%, rgba(30, 110, 153, 0.3) 0%, transparent 35%);
            pointer-events: none;
        }

        .article-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
            background: transparent;
            list-style: none;
        }

        .breadcrumb-item,
        .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.72) !important;
            font-size: 14px;
        }

        .breadcrumb-item a:hover {
            color: var(--neon) !important;
        }

        .breadcrumb-item.active {
            color: var(--neon) !important;
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.35) !important;
            content: "/" !important;
            padding: 0 8px !important;
        }

        /* Article Section */
        .article-section {
            padding: 64px 0 96px;
        }

        .article-inner {
            max-width: 760px;
            margin: 0 auto;
        }

        .article-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            box-shadow: var(--card-shadow);
            padding: 56px;
        }

        .article-header {
            text-align: left;
            margin-bottom: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-color);
        }

        .article-category {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 217, 192, 0.1);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-btn);
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .article-title {
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 22px;
            letter-spacing: 0.5px;
        }

        .article-meta {
            display: flex;
            gap: 22px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 14px;
        }

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

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

        /* Article Body */
        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-main);
        }

        .article-body p {
            margin-bottom: 24px;
        }

        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 44px 0 20px;
            line-height: 1.4;
            padding-left: 14px;
            border-left: 3px solid var(--neon);
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 34px 0 16px;
            line-height: 1.5;
        }

        .article-body img {
            border-radius: 12px;
            margin: 28px 0;
            box-shadow: var(--card-shadow);
        }

        .article-body blockquote {
            background: #F0F8FD;
            border-left: 4px solid var(--neon);
            padding: 20px 24px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 28px 0;
            font-size: 16px;
            color: var(--text-main);
            line-height: 1.8;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 24px 22px;
        }

        .article-body ul li {
            list-style: disc;
            margin-bottom: 10px;
        }

        .article-body ol li {
            list-style: decimal;
            margin-bottom: 10px;
        }

        .article-body a {
            color: var(--secondary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: var(--neon);
        }

        .article-body pre {
            background: #0A1E38;
            color: #E8F1FA;
            padding: 22px;
            border-radius: 12px;
            overflow-x: auto;
            margin-bottom: 24px;
            font-size: 14px;
            line-height: 1.6;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .article-body code {
            background: #EEF3F8;
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 14px;
            color: #C7254E;
        }

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

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

        .article-body th,
        .article-body td {
            border: 1px solid var(--border-color);
            padding: 12px 16px;
            text-align: left;
        }

        .article-body th {
            background: #F0F6FB;
            font-weight: 600;
            color: var(--text-main);
        }

        .article-divider {
            border: none;
            border-top: 1px solid var(--border-color);
            margin: 48px 0;
            opacity: 1;
        }

        /* Related */
        .related-block {
            margin-bottom: 32px;
        }

        .related-block-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .related-block-title::after {
            content: "";
            display: block;
            width: 48px;
            height: 3px;
            background: var(--neon);
            margin-top: 8px;
            border-radius: 3px;
            box-shadow: 0 0 10px rgba(0, 217, 192, 0.3);
        }

        .related-block-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .related-card {
            display: block;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: all .3s ease;
            height: 100%;
        }

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

        .related-thumb {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--border-color);
            position: relative;
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }

        .related-info {
            padding: 16px 18px 18px;
        }

        .related-info h3 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.55;
            margin-bottom: 8px;
            color: var(--text-main);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-info span {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .related-info span i {
            color: var(--secondary);
        }

        .back-list {
            margin-top: 16px;
        }

        /* Not Found */
        .not-found {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            box-shadow: var(--card-shadow);
            text-align: center;
            padding: 80px 32px;
        }

        .not-found-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            background: #F0F6FB;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .not-found-icon i {
            font-size: 30px;
            color: var(--secondary);
        }

        .not-found h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .not-found p {
            color: var(--text-muted);
            margin-bottom: 28px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--nav-bg);
            padding: 72px 0;
            border-top: 2px solid var(--neon);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 217, 192, 0.12) 0%, transparent 70%);
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            color: #fff;
            font-size: clamp(24px, 2.5vw, 34px);
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .cta-desc {
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            gap: 20px;
            justify-content: flex-end;
            flex-wrap: wrap;
        }

        .cta-phone {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-phone i {
            color: var(--neon);
        }

        /* Footer */
        .main-footer {
            background: var(--nav-bg);
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-top {
            padding: 64px 0 40px;
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 16px;
            max-width: 360px;
        }

        .badge-soft {
            display: inline-block;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
        }

        .main-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .main-footer h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--neon);
            box-shadow: 0 0 8px var(--neon-glow);
            border-radius: 2px;
        }

        .main-footer ul li {
            margin-bottom: 10px;
        }

        .main-footer ul a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            transition: color .3s ease, padding-left .3s ease;
        }

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

        .footer-contact li {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: var(--neon);
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
        }

        .footer-bottom-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .article-section {
                padding: 56px 0 72px;
            }

            .nav-cta {
                margin-left: 0;
                margin-top: 12px;
            }

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

            .navbar-collapse {
                background: #0A1E38;
                border-radius: 0 0 var(--radius-card) var(--radius-card);
                padding: 16px;
                margin-top: 12px;
                border-bottom: 2px solid var(--neon);
            }

            .nav-menu .nav-item {
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

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

            .nav-item-link {
                display: block;
                padding: 12px 16px;
                font-size: 15px;
            }

            .cta-actions {
                justify-content: flex-start;
                margin-top: 20px;
            }

            .article-card {
                padding: 40px;
            }
        }

        @media (max-width: 767.98px) {
            .article-section {
                padding: 40px 0 56px;
            }

            .article-card {
                padding: 28px 24px;
                border-radius: 12px;
            }

            .article-header {
                margin-bottom: 28px;
                padding-bottom: 24px;
            }

            .article-meta {
                gap: 14px;
                font-size: 13px;
            }

            .article-title {
                font-size: 26px;
                line-height: 1.4;
            }

            .article-banner {
                padding: 32px 0 20px;
            }

            .breadcrumb-item,
            .breadcrumb-item a {
                font-size: 13px;
            }

            .breadcrumb-item.active {
                max-width: 160px;
            }

            .footer-top {
                padding: 48px 0 24px;
            }

            .footer-brand .footer-desc {
                max-width: 100%;
            }

            .footer-bottom-inner {
                justify-content: center;
                text-align: center;
            }

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

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

        @media (max-width: 520px) {
            .article-card {
                padding: 22px 18px;
            }

            .article-title {
                font-size: 23px;
            }

            .related-info h3 {
                font-size: 14px;
            }

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

            .cta-phone {
                font-size: 14px;
            }
        }