/* roulang page: index */
:root {
            --biz-blue: #1F5C8D;
            --biz-blue-deep: #103B5B;
            --biz-blue-soft: #EAF1F7;
            --canvas: #F6F9FC;
            --surface: #FFFFFF;
            --terracotta: #C15F3C;
            --moss: #2F7D5D;
            --ink: #1C2932;
            --muted: #5C6B76;
            --line: #DFE7EE;
            --radius-card: 14px;
            --radius-soft: 8px;
            --shadow-card: 0 6px 18px rgba(16, 59, 91, 0.06);
            --shadow-hover: 0 14px 30px rgba(16, 59, 91, 0.12);
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--canvas);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--biz-blue);
            text-decoration: none;
            transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease, opacity .2s ease;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 92, 141, .35);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 88px 0;
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 32px;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
            border-radius: 999px;
            padding: 5px 14px;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 30px;
            line-height: 1.35;
            margin: 0 0 10px;
            font-weight: 700;
            letter-spacing: 0;
            color: var(--ink);
        }

        .section-head p {
            font-size: 16px;
            color: var(--muted);
            margin: 0;
            max-width: 680px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-family);
            min-height: 48px;
            padding: 0 26px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            border: 1px solid transparent;
            cursor: pointer;
            transition: background-color .2s ease, box-shadow .2s ease, transform .2s ease, color .2s ease;
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--biz-blue);
            color: #fff;
            box-shadow: 0 4px 14px rgba(31, 92, 141, .16);
        }

        .btn-primary:hover {
            background: var(--biz-blue-deep);
            color: #fff;
            box-shadow: 0 8px 20px rgba(31, 92, 141, .22);
        }

        .btn-outline {
            background: #fff;
            border-color: var(--biz-blue);
            color: var(--biz-blue);
        }

        .btn-outline:hover {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            border-color: var(--biz-blue-deep);
        }

        .btn-light {
            background: #fff;
            color: var(--biz-blue-deep);
        }

        .btn-light:hover {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            transform: translateY(-2px);
            box-shadow: 0 10px 18px rgba(0, 0, 0, .12);
        }

        .topbar {
            background: var(--biz-blue-deep);
            color: #fff;
            font-size: 13px;
            min-height: 36px;
            display: flex;
            align-items: center;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
        }

        .topbar-domain {
            letter-spacing: .2px;
            opacity: .92;
        }

        .topbar-text {
            opacity: .9;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-link {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 4px;
            font-weight: 500;
            opacity: .92;
            transition: opacity .2s;
        }

        .topbar-link:hover {
            color: #fff;
            opacity: 1;
        }

        .main-nav {
            position: sticky;
            top: 0;
            z-index: 80;
            background: #fff;
            border-bottom: 1px solid var(--line);
        }

        .nav-inner {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 24px;
        }

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

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--biz-blue-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--biz-blue);
            flex-shrink: 0;
            position: relative;
            border: 2px solid rgba(31, 92, 141, .28);
        }

        .brand-mark::after {
            content: "";
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--biz-blue);
            display: block;
            opacity: .85;
        }

        .brand-name {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.25;
            letter-spacing: 0;
        }

        .brand-domain {
            display: block;
            font-size: 11px;
            color: var(--muted);
            line-height: 1;
            letter-spacing: .4px;
            margin-top: 3px;
        }

        .site-navigation {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 8px;
            flex: 1;
        }

        .nav-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            padding: 0 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            border-radius: 6px;
        }

        .nav-link:hover {
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
        }

        .nav-link.active {
            color: var(--biz-blue);
            font-weight: 600;
        }

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

        .nav-cta {
            min-height: 42px;
            padding: 0 20px;
            margin-left: 12px;
            font-size: 14px;
        }

        .nav-toggle {
            display: none;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            border: 0;
            width: 46px;
            height: 46px;
            border-radius: 8px;
            font-size: 20px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        .hero {
            background: var(--canvas);
            position: relative;
            overflow: hidden;
            padding: 72px 0 56px;
        }

        .hero::before {
            content: "";
            position: absolute;
            right: -140px;
            top: -80px;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            background: var(--biz-blue-soft);
            opacity: .5;
            z-index: 0;
        }

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

        .hero-content {
            padding-top: 16px;
            padding-bottom: 16px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--biz-blue-deep);
            background: var(--biz-blue-soft);
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 18px;
        }

        .hero-eyebrow i {
            color: var(--terracotta);
        }

        .hero h1 {
            font-size: 38px;
            line-height: 1.32;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--ink);
            max-width: 640px;
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.6;
            color: var(--muted);
            max-width: 560px;
            margin: 0 0 28px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }

        .hero-trust {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            max-width: 520px;
        }

        .hero-trust li {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 14px;
            color: var(--muted);
        }

        .hero-trust i {
            color: var(--moss);
            font-size: 14px;
        }

        .hero-visual-wrap {
            position: relative;
            padding: 16px 0 16px 18px;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 16px 34px rgba(31, 92, 141, .16);
        }

        .hero-visual img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            background: var(--biz-blue-soft);
        }

        .hero-badge {
            position: absolute;
            right: 16px;
            bottom: 16px;
            background: rgba(255, 255, 255, .94);
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--biz-blue-deep);
            box-shadow: 0 8px 16px rgba(16, 59, 91, .14);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-badge i {
            color: var(--terracotta);
        }

        .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--moss);
            display: inline-block;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(47, 125, 93, .4);
            }
            70% {
                box-shadow: 0 0 0 7px rgba(47, 125, 93, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(47, 125, 93, 0);
            }
        }

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

        .feature-solution {
            border: 1px solid #E1E9F0;
            border-radius: var(--radius-card);
            padding: 0;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--surface);
            margin-bottom: 24px;
            transition: box-shadow .25s ease, transform .25s ease;
        }

        .feature-solution:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .feature-solution .solution-body {
            padding: 32px;
        }

        .solution-icon {
            width: 46px;
            height: 46px;
            border-radius: 10px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
        }

        .solution-media {
            min-height: 220px;
            position: relative;
            background: #EAF1F7;
        }

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

        .solution-small {
            border: 1px solid #E1E9F0;
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 26px 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease, transform .25s ease;
            min-height: 260px;
            display: flex;
            flex-direction: column;
        }

        .solution-small:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .solution-small h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--ink);
            margin: 6px 0 8px;
            line-height: 1.4;
        }

        .solution-small p {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 18px;
            flex: 1;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--biz-blue);
            min-height: 32px;
        }

        .text-link i {
            transition: transform .2s ease;
        }

        .text-link:hover i {
            transform: translateX(4px);
        }

        .solution-offset {
            margin-top: 24px;
        }

        .stats-section {
            background: var(--biz-blue-deep);
            padding: 72px 0;
            color: #fff;
            background-image: linear-gradient(120deg, rgba(16, 59, 91, .98), rgba(31, 92, 141, .94)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }

        .stats-title {
            font-size: 26px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 38px;
            padding-bottom: 18px;
            border-bottom: 1px solid rgba(255, 255, 255, .22);
        }

        .stat-item {
            padding: 20px 8px;
            text-align: left;
        }

        .stat-item + .stat-item {
            border-left: 1px solid rgba(255, 255, 255, .22);
        }

        .stat-num {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.1;
            color: #fff;
            margin-bottom: 12px;
            display: block;
        }

        .stat-label {
            font-size: 14px;
            line-height: 1.5;
            color: rgba(255, 255, 255, .86);
            display: block;
        }

        .news-section {
            background: var(--canvas);
            padding: 96px 0;
        }

        .news-grid {
            margin-top: 16px;
        }

        .feature-news {
            display: flex;
            flex-direction: column;
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease, transform .25s ease;
            height: calc(100% - 24px);
            margin-bottom: 24px;
        }

        .feature-news:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .feature-news-media {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--biz-blue-soft);
            position: relative;
        }

        .feature-news-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }

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

        .feature-news-cat {
            display: inline-block;
            margin: 18px 0 0;
            font-size: 13px;
            font-weight: 600;
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
            border-radius: 999px;
            padding: 4px 13px;
            align-self: flex-start;
        }

        .feature-news-content {
            padding: 8px 25px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .feature-news h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.45;
            margin: 10px 0 8px;
        }

        .feature-news p {
            color: var(--muted);
            font-size: 14px;
            margin: 0 0 14px;
            flex: 1;
        }

        .feature-news time {
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .news-row {
            display: grid;
            grid-template-columns: 1fr auto;
            grid-template-areas: "cat time" "title arrow";
            gap: 4px 14px;
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: 12px;
            padding: 20px 22px;
            box-shadow: 0 2px 8px rgba(16, 59, 91, .04);
            transition: box-shadow .2s, transform .2s;
            width: 100%;
        }

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

        .news-row:hover .news-row__arrow {
            transform: translateX(5px);
            color: var(--biz-blue);
        }

        .news-row__cat {
            grid-area: cat;
            font-size: 12px;
            font-weight: 600;
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
            border-radius: 999px;
            padding: 3px 10px;
            justify-self: start;
        }

        .news-row__time {
            grid-area: time;
            font-size: 13px;
            color: var(--muted);
            justify-self: end;
        }

        .news-row__title {
            grid-area: title;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.5;
            min-width: 0;
            transition: color .2s;
        }

        .news-row:hover .news-row__title {
            color: var(--biz-blue);
        }

        .news-row__arrow {
            grid-area: arrow;
            color: var(--muted);
            font-size: 16px;
            align-self: end;
            transition: transform .2s, color .2s;
        }

        .news-empty {
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--biz-blue-soft);
            border: 1px dashed #B9CCDB;
            color: var(--muted);
            border-radius: var(--radius-card);
            padding: 60px 24px;
            font-size: 15px;
            text-align: center;
        }

        .news-empty i {
            font-size: 28px;
            color: var(--biz-blue);
            margin-right: 12px;
            opacity: .6;
        }

        .faq-section {
            background: #fff;
            padding: 96px 0;
        }

        .faq-accordion {
            margin-top: 24px;
            background: transparent;
        }

        .faq-accordion .accordion-item {
            background: transparent;
            border-bottom: 1px solid var(--line);
        }

        .faq-accordion .accordion-title {
            background: transparent;
            border: 0;
            border-radius: 0;
            font-family: var(--font-family);
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            padding: 22px 44px 22px 0;
            line-height: 1.4;
            min-height: 54px;
        }

        .faq-accordion .accordion-title:hover,
        .faq-accordion .accordion-title:focus {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
        }

        .faq-accordion .accordion-title::before {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            right: 8px;
            left: auto;
            color: var(--biz-blue);
            transition: transform .25s ease;
        }

        .faq-accordion .accordion-item.is-active .accordion-title::before {
            transform: rotate(180deg);
        }

        .faq-accordion .accordion-content {
            border: 0;
            background: transparent;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
            padding: 2px 44px 22px 0;
        }

        .cta-zone {
            padding: 56px 0 72px;
        }

        .cta-panel {
            background: var(--biz-blue-deep);
            border-radius: 18px;
            padding: 54px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
            background-image: linear-gradient(135deg, rgba(16, 59, 91, .94), rgba(31, 92, 141, .9)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-panel h2 {
            font-size: 30px;
            line-height: 1.3;
            color: #fff;
            margin: 0 0 12px;
            font-weight: 700;
        }

        .cta-panel p {
            font-size: 16px;
            color: rgba(255, 255, 255, .9);
            max-width: 620px;
            margin: 0 0 24px;
        }

        .privacy-note {
            margin-top: 16px;
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .site-footer {
            background: var(--biz-blue-deep);
            color: #fff;
            padding-top: 72px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 52px;
        }

        .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand-name .brand-mark {
            background: rgba(255, 255, 255, .12);
            border-color: rgba(255, 255, 255, .3);
            color: #fff;
            width: 36px;
            height: 36px;
        }

        .footer-brand-name .brand-mark::after {
            background: #fff;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .76);
            line-height: 1.8;
            margin: 18px 0 0;
            max-width: 320px;
        }

        .footer-col h3 {
            font-size: 14px;
            color: #fff;
            font-weight: 600;
            margin: 0 0 14px;
            letter-spacing: .3px;
        }

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

        .footer-col a,
        .footer-col span {
            font-size: 14px;
            color: rgba(255, 255, 255, .78);
            line-height: 1.6;
            transition: color .2s;
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .14);
            padding: 22px 0;
        }

        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, .68);
        }

        .footer-bottom-links {
            display: flex;
            gap: 18px;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, .72);
        }

        .footer-bottom-links a:hover {
            color: #fff;
        }

        .reveal.consult-reveal {
            max-width: 620px;
            border-radius: 14px;
            border: 0;
            padding: 34px 32px 28px;
            box-shadow: 0 24px 60px rgba(16, 59, 91, .2);
            font-family: var(--font-family);
            background: #fff;
        }

        .reveal.consult-reveal h2 {
            font-size: 24px;
            color: var(--ink);
            font-weight: 700;
            margin: 0 0 6px;
        }

        .reveal.consult-reveal .reveal-desc {
            color: var(--muted);
            font-size: 14px;
            margin-bottom: 22px;
        }

        .consult-reveal .field-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--ink);
            margin: 0 0 6px;
        }

        .consult-reveal input[type="text"],
        .consult-reveal input[type="tel"],
        .consult-reveal input[type="email"],
        .consult-reveal textarea {
            width: 100%;
            border: 1px solid var(--line);
            background: #FBFCFD;
            font-family: var(--font-family);
            border-radius: 8px;
            font-size: 15px;
            color: var(--ink);
            height: 46px;
            padding: 0 14px;
            margin-bottom: 18px;
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .consult-reveal textarea {
            height: 92px;
            padding: 12px 14px;
            resize: vertical;
        }

        .consult-reveal input[type="text"]:focus,
        .consult-reveal input[type="tel"]:focus,
        .consult-reveal input[type="email"]:focus,
        .consult-reveal textarea:focus {
            border: 2px solid var(--biz-blue);
            outline: none;
            box-shadow: 0 0 0 4px rgba(31, 92, 141, .15);
            padding: 0 13px;
        }

        .consult-reveal textarea:focus {
            padding: 11px 13px;
        }

        .check-line {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
            margin: 4px 0 18px;
            line-height: 1.6;
        }

        .check-line input {
            width: 16px;
            height: 16px;
            accent-color: var(--biz-blue);
            margin-top: 3px;
            flex-shrink: 0;
        }

        .consult-reveal .btn {
            width: 100%;
        }

        .form-feedback {
            display: none;
            background: #E8F3EE;
            color: var(--moss);
            border-radius: 8px;
            padding: 16px 18px;
            font-size: 15px;
            margin-bottom: 20px;
        }

        .form-feedback.show {
            display: block;
        }

        .close-button {
            color: var(--muted);
            width: 40px;
            height: 40px;
            font-size: 30px;
        }

        .close-button:hover {
            color: var(--ink);
        }

        @media (min-width: 641px) and (max-width: 1024px) {
            .section {
                padding: 64px 0;
            }
            .container {
                padding-left: 28px;
                padding-right: 28px;
            }
            .topbar-text {
                max-width: 46%;
            }
            .brand-name {
                font-size: 19px;
            }
            .site-navigation {
                position: absolute;
                top: 76px;
                left: -24px;
                right: -24px;
                display: none;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                padding: 14px 28px 22px;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 18px 28px rgba(16, 59, 91, .1);
            }
            .site-navigation.is-open {
                display: flex;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-list {
                flex-direction: column;
                align-items: stretch;
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-cta {
                margin: 12px 0 0;
                width: 100%;
            }
            .hero {
                padding: 48px 0 40px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-sub {
                font-size: 16px;
            }
            .solution-section {
                padding: 72px 0;
            }
            .stats-title {
                font-size: 24px;
            }
            .stat-item + .stat-item {
                border-left: 0;
            }
            .stat-item:nth-child(odd) {
                border-left: 0;
            }
            .stat-item:nth-child(even) {
                border-left: 1px solid rgba(255, 255, 255, .22);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .section {
                padding: 48px 0;
            }
            .topbar-inner {
                gap: 10px;
                font-size: 12px;
            }
            .topbar-text {
                display: none;
            }
            .brand-mark {
                width: 38px;
                height: 38px;
            }
            .brand-mark::after {
                width: 15px;
                height: 15px;
            }
            .brand-name {
                font-size: 18px;
            }
            .brand-domain {
                font-size: 10px;
            }
            .site-navigation {
                position: absolute;
                top: 68px;
                left: -18px;
                right: -18px;
                display: none;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                padding: 12px 18px 18px;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 18px 28px rgba(16, 59, 91, .1);
            }
            .site-navigation.is-open {
                display: flex;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
            }
            .nav-link {
                justify-content: flex-start;
                width: 100%;
                border-radius: 8px;
            }
            .nav-link.active {
                background: var(--biz-blue-soft);
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-cta {
                margin: 10px 0 0;
                width: 100%;
            }
            .nav-inner {
                min-height: 68px;
            }
            .hero {
                padding: 40px 0 32px;
            }
            .hero h1 {
                font-size: 28px;
                line-height: 1.35;
            }
            .hero-sub {
                font-size: 15px;
                margin-bottom: 22px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-trust {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 8px 14px;
                margin-top: 4px;
            }
            .hero-trust li {
                font-size: 13px;
                gap: 5px;
            }
            .hero-visual-wrap {
                padding-left: 0;
                padding-top: 22px;
            }
            .feature-solution .solution-body {
                padding: 24px 20px;
            }
            .solution-media {
                min-height: 180px;
            }
            .solution-media img {
                position: static;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .stats-section {
                padding: 48px 0;
            }
            .stats-title {
                font-size: 21px;
                margin-bottom: 26px;
            }
            .stat-num {
                font-size: 34px;
            }
            .stat-item,
            .stat-item + .stat-item {
                padding: 18px 0;
                border-left: 0 !important;
                border-bottom: 1px solid rgba(255, 255, 255, .18);
            }
            .stat-item:last-child {
                border-bottom: 0;
            }
            .news-section {
                padding: 56px 0;
            }
            .news-row {
                padding: 16px 16px;
            }
            .news-row__title {
                font-size: 15px;
            }
            .faq-section {
                padding: 56px 0;
            }
            .faq-accordion .accordion-title {
                font-size: 16px;
                padding: 18px 36px 18px 0;
            }
            .faq-accordion .accordion-content {
                padding-right: 18px;
            }
            .cta-zone {
                padding: 32px 0 48px;
            }
            .cta-panel {
                padding: 32px 22px;
            }
            .cta-panel h2 {
                font-size: 24px;
            }
            .cta-panel p {
                font-size: 15px;
            }
            .cta-panel .btn {
                width: 100%;
            }
            .privacy-note {
                font-size: 12px;
                align-items: flex-start;
            }
            .site-footer {
                padding-top: 48px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 36px;
            }
            .footer-desc {
                font-size: 14px;
            }
            .footer-bottom-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .reveal.consult-reveal {
                padding: 28px 20px 24px;
                border-radius: 12px;
            }
        }

        @media (min-width: 1025px) {
            .stat-item:nth-child(2) {
                border-left: 1px solid rgba(255, 255, 255, .22);
            }
            .stat-item:nth-child(3) {
                border-left: 1px solid rgba(255, 255, 255, .22);
            }
            .stat-item:nth-child(4) {
                border-left: 1px solid rgba(255, 255, 255, .22);
            }
        }

/* roulang page: article */
:root {
            --biz-blue: #1F5C8D;
            --biz-blue-deep: #103B5B;
            --biz-blue-soft: #EAF1F7;
            --canvas: #F6F9FC;
            --surface: #FFFFFF;
            --terracotta: #C15F3C;
            --moss: #2F7D5D;
            --ink: #1C2932;
            --muted: #5C6B76;
            --line: #DFE7EE;
            --radius-lg: 14px;
            --radius-md: 8px;
            --radius-sm: 6px;
            --shadow-card: 0 6px 18px rgba(16, 59, 91, 0.06);
            --shadow-card-hover: 0 14px 30px rgba(16, 59, 91, 0.12);
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            background: var(--canvas);
            color: var(--ink);
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

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

        ul, ol {
            margin: 0;
            padding: 0;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 顶部信息条 */
        .top-strip {
            background: var(--biz-blue-deep);
            color: #fff;
            font-size: 13px;
            padding: 7px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .top-strip-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-height: 30px;
        }

        .top-strip-domain {
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
            letter-spacing: 0.01em;
        }

        .top-strip-text {
            margin: 0;
            color: rgba(255, 255, 255, 0.95);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            text-align: center;
        }

        .top-strip-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            white-space: nowrap;
        }

        .top-strip-actions a {
            color: #fff;
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            padding-bottom: 1px;
            transition: border-color 0.2s ease, color 0.2s ease;
        }

        .top-strip-actions a:hover,
        .top-strip-actions a:focus-visible {
            color: #fff;
            border-bottom-color: #fff;
        }

        .top-strip-sep {
            color: rgba(255, 255, 255, 0.3);
        }

        /* 主导航 */
        .nav-wrap {
            position: sticky;
            top: 0;
            z-index: 90;
            background: #fff;
            border-bottom: 1px solid var(--line);
            transition: box-shadow 0.25s ease;
        }

        .nav-wrap.is-stuck {
            box-shadow: 0 6px 18px rgba(16, 59, 91, 0.06);
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 24px;
            position: relative;
        }

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

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            border: 2px solid rgba(31, 92, 141, 0.18);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-text strong {
            font-size: 19px;
            font-weight: 700;
            color: var(--biz-blue-deep);
            letter-spacing: 0;
        }

        .brand-text small {
            font-size: 11px;
            color: var(--muted);
            margin-top: 2px;
            letter-spacing: 0.02em;
        }

        .site-navigation {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 8px;
            flex: 1;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            padding: 0 18px;
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            border-bottom: 2px solid transparent;
            margin-top: 2px;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .nav-link:hover {
            color: var(--biz-blue);
            border-bottom-color: rgba(31, 92, 141, 0.35);
        }

        .nav-link:focus-visible {
            outline: 2px solid var(--biz-blue);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .nav-link.active {
            color: var(--biz-blue-deep);
            font-weight: 600;
            border-bottom-color: var(--biz-blue);
        }

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

        .mobile-menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--line);
            background: #fff;
            border-radius: 8px;
            color: var(--biz-blue-deep);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background 0.2s, border-color 0.2s;
        }

        .mobile-menu-toggle:hover,
        .mobile-menu-toggle:focus-visible {
            border-color: var(--biz-blue);
            background: var(--biz-blue-soft);
            outline: none;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 24px;
            border: 1px solid transparent;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            line-height: 1.2;
            background: transparent;
            transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
            text-align: center;
        }

        .btn:hover,
        .btn:focus-visible {
            outline: none;
        }

        .btn-primary {
            background: var(--biz-blue);
            color: #fff;
            box-shadow: 0 4px 12px rgba(31, 92, 141, 0.15);
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--biz-blue-deep);
            color: #fff;
            box-shadow: 0 8px 18px rgba(16, 59, 91, 0.2);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 3px 8px rgba(16, 59, 91, 0.14);
        }

        .btn-outline {
            background: #fff;
            border-color: var(--biz-blue);
            color: var(--biz-blue);
        }

        .btn-outline:hover,
        .btn-outline:focus-visible {
            background: var(--biz-blue-soft);
            border-color: var(--biz-blue-deep);
            color: var(--biz-blue-deep);
        }

        .btn-light {
            background: #fff;
            color: var(--biz-blue-deep);
        }

        .btn-light:hover,
        .btn-light:focus-visible {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            transform: translateY(-1px);
        }

        .btn-text {
            height: auto;
            padding: 0 4px;
            border-radius: 4px;
            color: var(--muted);
        }

        .btn-text:hover,
        .btn-text:focus-visible {
            color: var(--biz-blue-deep);
            background: transparent;
            text-decoration: underline;
        }

        /* 面包含 */
        .article-main {
            padding: 42px 0 16px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 28px;
        }

        .breadcrumb i {
            font-size: 11px;
            color: #aab7c2;
        }

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

        .breadcrumb a:hover,
        .breadcrumb a:focus-visible {
            color: var(--biz-blue);
            text-decoration: underline;
        }

        .breadcrumb span {
            color: var(--ink);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 420px;
        }

        /* 文章卡片外框 */
        .article-shell {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid #e1e9f0;
            box-shadow: var(--shadow-card);
            padding: 44px 0 36px;
        }

        .article-shell-inner {
            max-width: 768px;
            margin: 0 auto;
            padding-left: 40px;
            padding-right: 40px;
        }

        .article-head {
            margin-bottom: 32px;
        }

        .article-kicker {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 18px;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            font-size: 13px;
            border-radius: 999px;
        }

        .tag-pill i {
            font-size: 12px;
        }

        .article-date {
            color: var(--muted);
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-date i {
            color: #aab7c2;
        }

        .article-title {
            margin: 0;
            font-size: 36px;
            line-height: 1.3;
            color: var(--ink);
            letter-spacing: 0;
            font-weight: 700;
        }

        .article-summary {
            margin-top: 22px;
            background: var(--biz-blue-soft);
            border-left: 3px solid var(--biz-blue);
            padding: 18px 22px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: #3d4b55;
            font-size: 15px;
            line-height: 1.8;
        }

        .article-figure {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 28px;
        }

        .article-figure img {
            width: 100%;
            aspect-ratio: 16 / 7;
            object-fit: cover;
            background: var(--biz-blue-soft);
        }

        /* 正文 */
        .article-body {
            max-width: 720px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.9;
            color: #263540;
            word-break: break-word;
        }

        .article-body p {
            margin: 0 0 1.15em;
        }

        .article-body h2,
        .article-body h3 {
            color: var(--biz-blue-deep);
            line-height: 1.35;
        }

        .article-body h2 {
            font-size: 25px;
            font-weight: 700;
            margin: 2em 0 0.7em;
            padding-bottom: 0.45em;
            border-bottom: 1px solid var(--line);
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 1.8em 0 0.5em;
        }

        .article-body a {
            color: var(--biz-blue);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .article-body a:hover,
        .article-body a:focus-visible {
            color: var(--biz-blue-deep);
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.4em;
            padding-left: 1.45em;
        }

        .article-body li {
            margin-bottom: 0.45em;
        }

        .article-body blockquote {
            margin: 1.6em 0;
            padding: 18px 22px;
            border-left: 4px solid var(--biz-blue);
            background: var(--biz-blue-soft);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: #39505f;
            font-style: normal;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6em 0;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: block;
            overflow-x: auto;
        }

        .article-body th,
        .article-body td {
            border: 1px solid var(--line);
            padding: 12px 14px;
            text-align: left;
            font-size: 15px;
            line-height: 1.6;
        }

        .article-body th {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            font-weight: 600;
        }

        .article-body img {
            margin: 26px auto;
            border-radius: 12px;
            background: var(--biz-blue-soft);
        }

        .article-body hr {
            border: 0;
            border-top: 1px solid var(--line);
            margin: 2.2em 0;
        }

        .article-end-tools {
            max-width: 720px;
            margin: 30px auto 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            border-top: 1px solid var(--line);
            padding-top: 24px;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .article-tags span {
            font-size: 13px;
            color: var(--biz-blue-deep);
            background: var(--biz-blue-soft);
            border-radius: 999px;
            padding: 4px 12px;
        }

        .article-source-note {
            font-size: 13px;
            color: var(--muted);
        }

        /* 相关阅读与返回 */
        .reader-section {
            margin-top: 18px;
        }

        .reader-inner {
            max-width: 1040px;
            margin: 0 auto;
            padding-top: 40px;
        }

        .reader-section-title {
            font-size: 20px;
            color: var(--biz-blue-deep);
            font-weight: 600;
            margin-bottom: 18px;
        }

        .reader-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .reader-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            min-height: 120px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: box-shadow 0.2s, transform 0.2s;
        }

        .reader-card:hover,
        .reader-card:focus-within {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .reader-card span {
            font-size: 13px;
            color: var(--terracotta);
            display: block;
            margin-bottom: 8px;
        }

        .reader-card strong {
            font-size: 18px;
            color: var(--ink);
            display: block;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .reader-card small {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--muted);
            font-size: 13px;
        }

        .reader-card i {
            font-size: 12px;
            transition: transform 0.2s ease;
        }

        .reader-card:hover i {
            transform: translateX(4px);
        }

        .reader-back {
            margin-top: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .reader-back a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--biz-blue);
            font-weight: 500;
            font-size: 14px;
            min-height: 44px;
            padding: 0 12px;
            border-radius: 6px;
        }

        .reader-back a:hover,
        .reader-back a:focus-visible {
            color: var(--biz-blue-deep);
            background: var(--biz-blue-soft);
        }

        /* 找不到内容 */
        .notfound-section {
            min-height: 360px;
            padding: 80px 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .notfound-card {
            text-align: center;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 48px 32px;
            max-width: 520px;
            width: 100%;
        }

        .notfound-card .icon-wrap {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 auto 20px;
        }

        .notfound-card h1 {
            margin: 0 0 10px;
            font-size: 28px;
            color: var(--ink);
        }

        .notfound-card p {
            color: var(--muted);
            margin-bottom: 24px;
        }

        /* 底部行动区 */
        .cta-section {
            padding: 56px 0 84px;
        }

        .cta-panel {
            background: var(--biz-blue-deep);
            border-radius: var(--radius-lg);
            padding: 44px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            color: #fff;
            box-shadow: 0 12px 28px rgba(16, 59, 91, 0.18);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::after {
            content: "CN·EU";
            position: absolute;
            right: -40px;
            bottom: -40px;
            color: rgba(255, 255, 255, 0.03);
            font-size: 140px;
            line-height: 1;
            letter-spacing: 0.04em;
            font-weight: 700;
            pointer-events: none;
        }

        .cta-panel-text h2 {
            margin: 0 0 8px;
            font-size: 28px;
            line-height: 1.4;
            font-weight: 700;
        }

        .cta-panel-text p {
            margin: 0;
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
        }

        .cta-panel-actions {
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        .privacy-note {
            margin-top: 12px;
            text-align: right;
            font-size: 12px;
            color: var(--muted);
        }

        /* 页脚 */
        .site-footer {
            background: var(--biz-blue-deep);
            color: rgba(255, 255, 255, 0.92);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 0.8fr 0.8fr 1fr;
            gap: 48px;
            padding: 56px 0 36px;
        }

        .footer-brand-name {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand-name .brand-mark {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.18);
            color: #fff;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
            max-width: 360px;
        }

        .footer-col h3 {
            margin: 0 0 16px;
            color: #fff;
            font-size: 15px;
            font-weight: 600;
        }

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

        .footer-col li,
        .footer-col span {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            line-height: 1.5;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            min-height: 24px;
        }

        .footer-col a:hover,
        .footer-col a:focus-visible {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.42);
        }

        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

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

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom-links a:hover,
        .footer-bottom-links a:focus-visible {
            color: #fff;
            text-decoration: underline;
        }

        /* Reveal Modal 覆写 */
        .reveal.consult-reveal {
            max-width: 620px;
            width: calc(100% - 32px);
            border: none;
            border-radius: var(--radius-lg);
            padding: 34px;
            overflow: visible;
            box-shadow: 0 24px 60px rgba(6, 25, 39, 0.25);
        }

        .consult-title {
            font-size: 24px;
            color: var(--biz-blue-deep);
            margin: 0 0 8px;
            font-weight: 700;
        }

        .consult-desc {
            color: var(--muted);
            font-size: 14px;
            margin: 0 0 24px;
        }

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

        .form-field label {
            display: block;
            font-size: 13px;
            color: #43525d;
            margin-bottom: 6px;
            font-weight: 500;
        }

        .form-field label sup {
            color: var(--terracotta);
        }

        .form-field input,
        .form-field textarea {
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            color: var(--ink);
            font-size: 14px;
            height: 44px;
            padding: 0 12px;
            width: 100%;
            margin: 0;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .form-field textarea {
            height: 96px;
            padding-top: 10px;
            resize: vertical;
        }

        .form-field input:focus,
        .form-field textarea:focus {
            outline: none;
            border-color: var(--biz-blue);
            box-shadow: 0 0 0 4px rgba(31, 92, 141, 0.15);
        }

        .form-field-full {
            grid-column: 1 / -1;
        }

        .form-consent {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--muted);
            margin: 12px 0 0;
        }

        .form-consent input {
            width: 16px;
            height: 16px;
            margin: 0;
            accent-color: var(--biz-blue);
        }

        .form-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 12px;
            margin-top: 24px;
        }

        .form-consent-note {
            font-size: 12px;
            color: var(--muted);
            margin-top: 14px;
            line-height: 1.6;
        }

        .form-status {
            font-size: 13px;
            color: var(--moss);
            margin-top: 10px;
            display: none;
        }

        .close-button {
            border-radius: 50%;
            width: 44px;
            height: 44px;
            line-height: 44px;
            right: -10px;
            top: -10px;
            background: #fff;
            border: 1px solid var(--line);
            color: var(--muted);
            box-shadow: 0 4px 10px rgba(16, 59, 91, 0.08);
        }

        .close-button:hover,
        .close-button:focus-visible {
            color: var(--biz-blue-deep);
            background: var(--biz-blue-soft);
        }

        /* 移动菜单 */
        @media (max-width: 1024px) {
            .header-row {
                gap: 16px;
            }

            .nav-link {
                padding: 0 10px;
                font-size: 14px;
            }

            .nav-cta {
                margin-left: 6px;
                padding: 0 16px;
                font-size: 14px;
            }

            .top-strip-text {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .article-title {
                font-size: 32px;
            }

            .reader-links {
                grid-template-columns: 1fr;
            }

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

            .cta-panel {
                flex-direction: column;
                align-items: flex-start;
                padding: 36px 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .top-strip-text {
                display: none;
            }

            .top-strip-actions a + span {
                display: none;
            }

            .mobile-menu-toggle {
                display: inline-flex;
            }

            .site-navigation {
                display: none;
                position: absolute;
                top: 100%;
                left: -18px;
                right: -18px;
                background: #fff;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 12px 24px rgba(16, 59, 91, 0.08);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 18px 20px;
                gap: 4px;
            }

            .site-navigation.open {
                display: flex;
            }

            .nav-list {
                flex-direction: column;
                align-items: stretch;
            }

            .nav-link {
                min-height: 44px;
                border-bottom: 1px solid var(--line);
                width: 100%;
                padding: 0 8px;
                margin-top: 0;
                border-radius: 0;
                border-left: 3px solid transparent;
            }

            .nav-link:hover,
            .nav-link.active {
                border-bottom-color: var(--line);
                border-left-color: var(--biz-blue);
                background: var(--canvas);
            }

            .nav-cta {
                margin: 14px 0 0;
                width: 100%;
            }

            .article-shell {
                padding: 28px 0 24px;
            }

            .article-shell-inner {
                padding-left: 22px;
                padding-right: 22px;
            }

            .article-title {
                font-size: 27px;
            }

            .article-summary {
                padding: 15px 17px;
                font-size: 14px;
            }

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

            .article-figure img {
                aspect-ratio: 4 / 3;
                border-radius: 12px;
            }

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

            .consult-reveal {
                padding: 24px;
            }

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

            .form-field-full {
                grid-column: auto;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 44px 0 28px;
            }

            .reader-inner {
                padding-top: 28px;
            }

            .cta-section {
                padding: 36px 0 56px;
            }

            .notfound-section {
                padding: 44px 0;
            }
        }

        @media (max-width: 520px) {
            .brand-text strong {
                font-size: 17px;
            }

            .brand-text small {
                font-size: 10px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .article-shell-inner {
                padding-left: 18px;
                padding-right: 18px;
            }

            .article-title {
                font-size: 24px;
                line-height: 1.4;
            }

            .article-summary {
                font-size: 14px;
            }

            .cta-panel {
                padding: 30px 22px;
            }

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

            .privacy-note {
                text-align: center;
            }

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

            .footer-bottom-links {
                justify-content: center;
            }

            .form-actions {
                flex-direction: column-reverse;
                align-items: stretch;
            }

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

            .top-strip-domain {
                flex: 1;
            }

            .top-strip-actions {
                font-size: 12px;
            }

            .reader-back a {
                font-size: 13px;
                text-align: center;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category1 */
:root {
            --biz-blue: #1F5C8D;
            --biz-blue-deep: #103B5B;
            --biz-blue-soft: #EAF1F7;
            --canvas: #F6F9FC;
            --surface: #FFFFFF;
            --terracotta: #C15F3C;
            --moss: #2F7D5D;
            --ink: #1C2932;
            --muted: #5C6B76;
            --line: #DFE7EE;
            --radius-lg: 14px;
            --radius-md: 8px;
            --shadow-card: 0 6px 18px rgba(16, 59, 91, 0.06);
            --shadow-hover: 0 14px 30px rgba(16, 59, 91, 0.12);
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            background: var(--canvas);
            color: var(--ink);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--biz-blue);
            text-decoration: none;
            transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
        }

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

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

        input,
        select,
        textarea {
            border: 1px solid var(--line);
            background: #fff;
            border-radius: var(--radius-md);
            padding: 12px 14px;
            width: 100%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

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

        .container {
            max-width: 1200px;
            margin-inline: auto;
            padding-inline: 24px;
        }

        .section {
            padding: 88px 0;
        }

        .section-title {
            font-size: 30px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 12px;
        }

        .section-intro {
            color: var(--muted);
            font-size: 17px;
            margin: 0 0 36px;
        }

        .eye-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 48px;
            padding: 0 26px;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease, color 0.2s ease;
        }

        .btn i {
            font-size: 16px;
        }

        .btn-primary {
            background: var(--biz-blue);
            color: #fff;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--biz-blue-deep);
            color: #fff;
            box-shadow: 0 8px 18px rgba(16, 59, 91, 0.16);
            border-color: var(--biz-blue-deep);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 3px 8px rgba(16, 59, 91, 0.18);
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--biz-blue-soft);
            border-color: var(--biz-blue-deep);
            color: var(--biz-blue-deep);
        }

        .btn-light {
            background: #fff;
            color: var(--biz-blue-deep);
        }

        .btn-light:hover,
        .btn-light:focus {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
        }

        .text-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--biz-blue);
            font-size: 15px;
        }

        .text-btn i {
            transition: transform 0.2s ease;
        }

        .text-btn:hover i {
            transform: translateX(4px);
        }

        .text-btn:hover {
            color: var(--biz-blue-deep);
        }

        .site-header {
            background: #fff;
        }

        .top-utility-bar {
            background: var(--biz-blue-deep);
            color: rgba(255, 255, 255, 0.92);
            font-size: 13px;
            min-height: 36px;
            display: flex;
            align-items: center;
        }

        .top-utility-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .top-domain {
            font-family: "SFMono-Regular", Consolas, monospace;
            font-weight: 600;
            letter-spacing: 0.2px;
        }

        .top-message {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.78);
        }

        .top-message i {
            color: #F2B8A3;
        }

        .top-action {
            color: #fff;
            border-bottom: 1px solid rgba(255, 255, 255, 0.45);
            line-height: 1.4;
        }

        .top-action:hover,
        .top-action:focus {
            color: #fff;
            border-bottom-color: #fff;
        }

        .main-navbar {
            background: #fff;
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-height: 76px;
            padding-top: 10px;
            padding-bottom: 10px;
        }

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

        .brand-logo:hover .brand-name strong {
            color: var(--biz-blue);
        }

        .brand-mark {
            position: relative;
            display: inline-block;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--biz-blue-soft);
            border: 1px solid #d5e3ef;
            flex-shrink: 0;
        }

        .brand-mark::before,
        .brand-mark::after {
            content: "";
            position: absolute;
            border-radius: 50%;
            border: 2px solid var(--biz-blue);
            top: 11px;
            left: 7px;
            width: 22px;
            height: 22px;
        }

        .brand-mark::after {
            top: 7px;
            left: 11px;
            width: 20px;
            height: 20px;
            opacity: 0.65;
        }

        .brand-mark i {
            position: absolute;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--terracotta);
            right: 3px;
            top: 14px;
            border: 2px solid #fff;
        }

        .brand-name {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
        }

        .brand-name strong {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: 0.2px;
        }

        .brand-name small {
            font-size: 11px;
            color: var(--muted);
            font-family: "SFMono-Regular", Consolas, monospace;
        }

        .site-navigation {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex: 1;
            gap: 20px;
        }

        .nav-list {
            list-style: none;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0;
        }

        .nav-list li {
            margin: 0;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            padding: 0 18px;
            color: var(--ink);
            font-weight: 500;
            font-size: 16px;
            position: relative;
            border-radius: var(--radius-md);
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 3px;
            height: 2px;
            border-radius: 2px;
            background: transparent;
        }

        .nav-link:hover,
        .nav-link:focus {
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
        }

        .nav-link.active {
            color: var(--biz-blue-deep);
            font-weight: 700;
        }

        .nav-link.active::after {
            background: var(--biz-blue);
        }

        .nav-cta {
            flex-shrink: 0;
            min-height: 44px;
            padding: 0 22px;
        }

        .breadcrumb {
            padding-top: 24px;
            font-size: 14px;
            color: var(--muted);
        }

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

        .breadcrumb a:hover {
            color: var(--biz-blue);
        }

        .breadcrumb span {
            color: var(--ink);
            font-weight: 500;
        }

        .breadcrumb i {
            font-size: 12px;
            margin: 0 8px;
            color: #9AA9B6;
        }

        .category-hero {
            padding: 44px 0 32px;
            border-bottom: 1px solid var(--line);
            background: linear-gradient(180deg, var(--canvas) 0%, var(--biz-blue-soft) 100%);
        }

        .category-hero-inner {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-title {
            font-size: 38px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--ink);
            margin: 8px 0 12px;
            letter-spacing: 0.2px;
        }

        .category-title .site-name {
            color: var(--biz-blue);
        }

        .category-lead {
            color: var(--muted);
            font-size: 17px;
            max-width: 760px;
            margin-bottom: 0;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .intro-section {
            background: var(--surface);
        }

        .intro-grid {
            align-items: center;
        }

        .intro-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--biz-blue);
            background: var(--biz-blue-soft);
            padding: 5px 14px;
            border-radius: 999px;
        }

        .intro-text h2 {
            font-size: 28px;
            line-height: 1.35;
            margin: 18px 0 16px;
            font-weight: 700;
        }

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

        .intro-points {
            list-style: none;
            padding: 0;
            margin: 22px 0 0;
            display: grid;
            gap: 12px;
        }

        .intro-points li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--ink);
            font-size: 15px;
        }

        .intro-points i {
            color: var(--moss);
            margin-top: 5px;
            font-size: 14px;
            width: 18px;
            text-align: center;
            flex-shrink: 0;
        }

        .intro-image-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--biz-blue-soft);
        }

        .intro-image-card img {
            aspect-ratio: 4 / 3;
            width: 100%;
            object-fit: cover;
        }

        .image-caption {
            padding: 16px 20px;
            font-size: 15px;
            color: var(--ink);
            background: #fff;
            border-top: 1px solid var(--line);
        }

        .image-caption strong {
            color: var(--biz-blue);
        }

        .library-section {
            background: var(--canvas);
        }

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

        .guide-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 32px;
            display: flex;
            flex-direction: column;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            position: relative;
        }

        .guide-card.second {
            transform: translateY(24px);
        }

        .guide-card.fourth {
            transform: translateY(-12px);
        }

        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: #d3e1ee;
        }

        .guide-card.second:hover {
            transform: translateY(21px);
        }

        .guide-card.fourth:hover {
            transform: translateY(-15px);
        }

        .guide-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            font-size: 22px;
            margin-bottom: 20px;
        }

        .guide-tag {
            display: inline-flex;
            width: fit-content;
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin: 0 0 12px;
        }

        .guide-card h3 {
            font-size: 21px;
            line-height: 1.4;
            margin: 0 0 12px;
            font-weight: 700;
        }

        .guide-card p {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 20px;
            flex: 1;
        }

        .guide-topics {
            padding: 0;
            margin: 0 0 24px;
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .guide-topics li {
            background: #f2f6fa;
            color: var(--ink);
            font-size: 13px;
            border-radius: 999px;
            padding: 4px 12px;
            border: 1px solid var(--line);
        }

        .route-section {
            background: var(--surface);
        }

        .route-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            counter-reset: route;
        }

        .route-step {
            position: relative;
            background: var(--canvas);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 32px 28px 28px;
            min-height: 230px;
            box-shadow: var(--shadow-card);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

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

        .route-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--terracotta);
            letter-spacing: 0.6px;
            margin-bottom: 12px;
            display: block;
        }

        .route-step h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 10px;
        }

        .route-step p {
            color: var(--muted);
            font-size: 15px;
            margin: 0;
        }

        .route-img-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--biz-blue-soft);
            position: relative;
        }

        .route-img-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 230px;
        }

        .route-img-card::after {
            content: "";
            position: absolute;
            inset: 0;
            border: 1px solid rgba(16, 59, 91, 0.08);
            border-radius: var(--radius-lg);
            pointer-events: none;
        }

        .faq-section {
            background: var(--biz-blue-soft);
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 0.8fr 1.5fr;
            gap: 44px;
            align-items: start;
        }

        .faq-summary {
            position: sticky;
            top: 120px;
        }

        .faq-summary h2 {
            font-size: 30px;
            line-height: 1.3;
            font-weight: 700;
            margin: 10px 0 14px;
        }

        .faq-summary p {
            color: var(--muted);
            font-size: 15px;
        }

        .faq-list {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 8px 0;
            border: 1px solid var(--line);
        }

        .faq-list .accordion-item {
            border-bottom: 1px solid var(--line);
        }

        .faq-list .accordion-item:last-child {
            border-bottom: none;
        }

        .faq-list .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            color: var(--ink);
            font-weight: 600;
            font-size: 16px;
            line-height: 1.5;
            padding: 22px 24px;
            background: transparent;
            border: none;
            margin: 0;
            position: relative;
        }

        .faq-list .accordion-title:hover,
        .faq-list .accordion-title:focus {
            color: var(--biz-blue);
            background: #f9fbfd;
        }

        .faq-list .accordion-title::before {
            content: "+";
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 400;
            color: var(--biz-blue);
            background: #fff;
            transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
        }

        .faq-list .accordion-item.is-active > .accordion-title::before {
            transform: rotate(45deg);
            background: var(--biz-blue);
            color: #fff;
        }

        .faq-list .accordion-content {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
            background: #fbfcfe;
            border-top: 1px solid var(--line);
            padding: 0 24px 22px;
            margin: 0;
        }

        .faq-list .accordion-content p {
            margin: 18px 0 0;
        }

        .cta-section {
            background: var(--surface);
            padding: 64px 0 88px;
        }

        .cta-panel {
            background: var(--biz-blue-deep);
            border-radius: var(--radius-lg);
            padding: 56px 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            color: #fff;
            box-shadow: var(--shadow-hover);
        }

        .cta-panel h2 {
            font-size: 26px;
            line-height: 1.4;
            font-weight: 700;
            margin: 0 0 10px;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            margin: 0;
            max-width: 680px;
        }

        .privacy-note {
            font-size: 13px;
            color: var(--muted);
            margin: 18px 8px 0;
            text-align: center;
        }

        .site-footer {
            background: var(--biz-blue-deep);
            color: #fff;
        }

        .footer-top {
            padding-top: 60px;
            padding-bottom: 48px;
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 48px;
        }

        .footer-brand-name {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 14px;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            line-height: 1.8;
            max-width: 420px;
            margin-bottom: 0;
        }

        .footer-col h3 {
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            margin: 0 0 16px;
            letter-spacing: 0.3px;
            opacity: 0.9;
        }

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

        .footer-col a,
        .footer-col span {
            color: rgba(255, 255, 255, 0.66);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 64px;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        .footer-bottom-links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.62);
        }

        .footer-bottom-links a:hover {
            color: #fff;
        }

        .consultation-reveal {
            max-width: 640px;
            border: none;
            border-radius: var(--radius-lg);
            padding: 48px;
            box-shadow: 0 30px 80px rgba(16, 59, 91, 0.2);
        }

        .consultation-reveal h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--ink);
        }

        .consultation-reveal .modal-lead {
            color: var(--muted);
            font-size: 15px;
            margin: 0 0 28px;
        }

        .consultation-reveal label {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
            display: block;
        }

        .consultation-reveal .grid-x {
            row-gap: 20px;
        }

        .modal-footer {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-top: 28px;
        }

        .privacy-check {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
            flex: 1;
            min-width: 230px;
        }

        .privacy-check input {
            width: 18px;
            height: 18px;
            margin-top: 3px;
            flex-shrink: 0;
            accent-color: var(--biz-blue);
        }

        .modal-form-success {
            background: var(--biz-blue-soft);
            color: var(--biz-blue-deep);
            font-size: 14px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            margin-bottom: 4px;
        }

        .close-button {
            color: var(--muted);
        }

        .close-button:hover {
            color: var(--biz-blue-deep);
        }

        @media (max-width: 1024px) {
            .nav-link {
                padding-left: 12px;
                padding-right: 12px;
            }

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

            .faq-layout {
                grid-template-columns: 1fr;
            }

            .faq-summary {
                position: static;
            }

            .cta-panel {
                flex-direction: column;
                align-items: flex-start;
                padding: 44px 36px;
            }
        }

        @media (max-width: 900px) {
            .nav-inner {
                flex-wrap: wrap;
                gap: 8px 16px;
                padding-top: 8px;
                padding-bottom: 8px;
            }

            .site-navigation {
                order: 3;
                flex: 0 0 100%;
                justify-content: space-between;
                gap: 16px;
            }

            .nav-list {
                overflow-x: auto;
                width: 100%;
                padding-bottom: 4px;
                scrollbar-width: thin;
            }

            .nav-cta {
                display: none;
            }

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

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

            .guide-card.second {
                transform: none;
            }

            .guide-card.fourth {
                transform: none;
            }

            .guide-card.second:hover {
                transform: translateY(-3px);
            }

            .guide-card.fourth:hover {
                transform: translateY(-3px);
            }

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

            .route-img-card {
                min-height: 220px;
            }
        }

        @media (max-width: 640px) {
            .section {
                padding: 48px 0;
            }

            .top-utility-inner {
                gap: 8px;
                font-size: 12px;
                flex-wrap: wrap;
                min-height: 36px;
                padding-block: 8px;
            }

            .top-message {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                max-width: 50%;
            }

            .top-message i {
                display: none;
            }

            .top-action {
                white-space: nowrap;
            }

            .category-hero {
                padding-top: 30px;
            }

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

            .category-lead {
                font-size: 16px;
            }

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

            .section-intro {
                font-size: 16px;
                margin-bottom: 26px;
            }

            .nav-brand-name {
                display: inline-flex;
                flex-direction: column;
                line-height: 1.2;
            }

            .nav-inner {
                gap: 4px;
            }

            .nav-cta {
                order: 2;
            }

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

            .route-img-card img {
                min-height: 220px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                padding-top: 44px;
                gap: 28px;
            }

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

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

            .consultation-reveal {
                padding: 32px 22px;
            }
        }

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

            .nav-list {
                gap: 0;
            }

            .nav-link {
                padding: 0 10px;
                font-size: 15px;
            }

            .nav-link::after {
                left: 10px;
                right: 10px;
            }

            .hero-actions {
                width: 100%;
            }

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

            .intro-text h2 {
                font-size: 24px;
            }

            .guide-card {
                padding: 24px;
            }

            .faq-list .accordion-title {
                padding: 18px 18px;
                font-size: 15px;
            }

            .faq-list .accordion-title::before {
                width: 24px;
                height: 24px;
            }

            .faq-list .accordion-content {
                padding-left: 18px;
                padding-right: 18px;
            }

            .footer-bottom-links {
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --biz-blue: #1F5C8D;
            --biz-blue-deep: #103B5B;
            --biz-blue-soft: #EAF1F7;
            --canvas: #F6F9FC;
            --surface: #FFFFFF;
            --terracotta: #C15F3C;
            --moss: #2F7D5D;
            --ink: #1C2932;
            --muted: #5C6B76;
            --line: #DFE7EE;
            --radius-card: 14px;
            --radius-md: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 6px 18px rgba(16, 59, 91, 0.06);
            --shadow-card-hover: 0 14px 30px rgba(16, 59, 91, 0.12);
            --transition: all 0.25s ease;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--canvas);
            color: var(--ink);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

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

        ul {
            list-style: none;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .off-canvas-content,
        .site-main,
        .site-footer {
            background: transparent;
        }

        .site-header {
            background: var(--canvas);
        }

        .site-topbar {
            background: var(--biz-blue-deep);
            color: #fff;
            font-size: 13px;
            min-height: 36px;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            min-height: 36px;
        }

        .topbar-domain {
            letter-spacing: 0.2px;
            color: rgba(255, 255, 255, 0.92);
        }

        .topbar-note {
            color: rgba(255, 255, 255, 0.78);
        }

        .topbar-action a {
            color: #fff;
            font-size: 13px;
            padding: 4px 2px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.5);
        }

        .topbar-action a:hover {
            color: #fff;
            border-bottom-color: #fff;
        }

        .site-nav-wrap {
            background: var(--surface);
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .site-nav-wrap.is-scrolled {
            box-shadow: 0 8px 24px rgba(16, 59, 91, 0.07);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            min-height: 76px;
        }

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

        .brand-mark {
            position: relative;
            width: 40px;
            height: 40px;
            display: inline-flex;
            flex-shrink: 0;
        }

        .brand-mark::before {
            content: "";
            position: absolute;
            width: 25px;
            height: 25px;
            border: 3px solid var(--biz-blue);
            border-radius: 50%;
            top: 1px;
            left: 1px;
        }

        .brand-mark::after {
            content: "";
            position: absolute;
            width: 20px;
            height: 20px;
            border: 3px solid var(--terracotta);
            border-radius: 50%;
            right: 1px;
            bottom: 1px;
            opacity: 0.85;
        }

        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.25;
            letter-spacing: 0;
        }

        .brand-sub {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.4;
        }

        .site-navigation {
            display: flex;
            align-items: center;
            gap: 24px;
            flex: 1;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 34px;
            margin-left: 12px;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            color: var(--ink);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            border-bottom: 2px solid transparent;
            padding: 0 2px;
        }

        .nav-link:hover {
            color: var(--biz-blue);
        }

        .nav-link.active {
            color: var(--biz-blue);
            border-bottom-color: var(--biz-blue);
            font-weight: 600;
        }

        .nav-cta {
            margin-left: auto;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 48px;
            padding: 0 26px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1;
            min-height: 48px;
        }

        .btn i,
        .btn svg {
            font-size: 16px;
        }

        .btn-primary {
            background: var(--biz-blue);
            color: #fff;
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--biz-blue-deep);
            color: #fff;
            box-shadow: 0 8px 18px rgba(16, 59, 91, 0.16);
            transform: translateY(-1px);
        }

        .btn-secondary {
            background: var(--surface);
            color: var(--biz-blue);
            border-color: var(--biz-blue);
        }

        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            border-color: var(--biz-blue-deep);
            color: var(--biz-blue-deep);
            background: rgba(234, 241, 247, 0.5);
            transform: translateY(-1px);
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--biz-blue);
            outline-offset: 3px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--ink);
            width: 44px;
            height: 44px;
            justify-content: center;
            align-items: center;
            font-size: 22px;
            cursor: pointer;
            margin-left: auto;
        }

        main {
            display: block;
            overflow: clip;
        }

        section {
            padding: 88px 0;
        }

        .section-lead {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--ink);
            letter-spacing: 0;
        }

        .section-sub-lead {
            color: var(--muted);
            font-size: 16px;
            margin-top: 14px;
            max-width: 760px;
        }

        .eyebrow-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.2px;
        }

        .category-title-area {
            background: var(--biz-blue-soft);
            padding-top: 68px;
            padding-bottom: 68px;
            margin-top: 0;
            position: relative;
            overflow: hidden;
        }

        .category-title-area::after {
            content: "";
            position: absolute;
            right: -140px;
            top: -160px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(31, 92, 141, 0.08);
        }

        .category-title-area .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 24px;
        }

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

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

        .breadcrumb span[aria-current="page"] {
            color: var(--ink);
            font-weight: 600;
        }

        .category-title-line {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .category-title-area h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.25;
            max-width: 880px;
            color: var(--ink);
        }

        .category-title-note {
            color: var(--muted);
            margin-top: 18px;
            max-width: 860px;
            font-size: 16px;
        }

        .category-title-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 28px;
        }

        .flow-panel {
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 42px 40px;
        }

        .flow-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .flow-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
        }

        .flow-sub {
            color: var(--muted);
            font-size: 15px;
            margin-top: 8px;
        }

        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            counter-reset: stepIndex;
        }

        .flow-step {
            position: relative;
            padding: 26px 22px 20px;
            border-right: 1px solid var(--line);
            min-height: 210px;
        }

        .flow-step:last-child {
            border-right: 0;
        }

        .flow-step-number {
            counter-increment: stepIndex;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--terracotta);
            font-size: 14px;
            font-weight: 700;
        }

        .flow-step-number::before {
            content: "0" counter(stepIndex);
            font-size: 26px;
            font-weight: 700;
            color: var(--biz-blue-soft);
            line-height: 0.8;
        }

        .flow-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-top: 18px;
            color: var(--ink);
        }

        .flow-step p {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.75;
            margin-top: 10px;
        }

        .section-bg-white {
            background: var(--surface);
        }

        .split-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
            gap: 64px;
            align-items: center;
        }

        .split-copy .section-lead {
            margin-top: 14px;
            font-size: 28px;
        }

        .copy-block-list {
            margin-top: 26px;
            display: grid;
            gap: 14px;
        }

        .copy-block-list li {
            position: relative;
            padding-left: 30px;
            color: var(--ink);
            line-height: 1.75;
        }

        .copy-block-list li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--moss);
            position: absolute;
            left: 0;
            top: 2px;
        }

        .media-right {
            position: relative;
        }

        .image-frame {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--biz-blue-soft);
        }

        .image-frame img {
            width: 100%;
            height: 460px;
            object-fit: cover;
        }

        .image-caption-box {
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: 12px;
            box-shadow: var(--shadow-card);
            padding: 18px 20px;
            max-width: 300px;
            margin-top: -40px;
            position: relative;
            z-index: 3;
            margin-left: auto;
            margin-right: 18px;
        }

        .image-caption-box strong {
            color: var(--biz-blue);
            font-size: 15px;
            display: block;
        }

        .image-caption-box span {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        .matrix-two {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 44px;
            align-items: start;
        }

        .module-card {
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 32px;
            transition: var(--transition);
        }

        .module-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .module-card.second-shift {
            transform: translateY(24px);
        }

        .module-card.second-shift:hover {
            transform: translateY(21px);
            box-shadow: var(--shadow-card-hover);
        }

        .module-card .card-icon {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 22px;
        }

        .module-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
        }

        .module-card p {
            color: var(--muted);
            margin-top: 8px;
        }

        .module-list {
            margin-top: 18px;
            display: grid;
            gap: 12px;
        }

        .module-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            color: var(--ink);
            font-size: 15px;
            line-height: 1.65;
        }

        .module-list li i {
            color: var(--biz-blue);
            margin-top: 2px;
            font-size: 13px;
        }

        .inline-tip {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 26px;
        }

        .inline-tip .badge {
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            border-radius: var(--radius-pill);
            font-size: 13px;
            padding: 7px 14px;
            font-weight: 500;
        }

        .faq-section {
            background: var(--biz-blue-soft);
        }

        .faq-header {
            max-width: 860px;
        }

        .accordion {
            max-width: 940px;
            margin: 42px auto 0;
            display: grid;
            gap: 16px;
        }

        .accordion-item {
            background: var(--surface);
            border: 1px solid #E1E9F0;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }

        .accordion-item:hover {
            border-color: rgba(31, 92, 141, 0.35);
            box-shadow: var(--shadow-card-hover);
        }

        .accordion-item.is-active {
            border-color: rgba(31, 92, 141, 0.45);
        }

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 20px 28px;
            color: var(--ink);
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            border-bottom: 1px solid transparent;
        }

        .accordion-title:hover {
            color: var(--biz-blue);
            background: rgba(234, 241, 247, 0.48);
        }

        .accordion-title::before {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--biz-blue);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .accordion-item.is-active > .accordion-title::before {
            transform: rotate(180deg);
        }

        .accordion-content {
            padding: 8px 28px 28px;
            color: var(--muted);
            line-height: 1.85;
            border-top: 1px solid var(--line);
            background: var(--surface);
        }

        .accordion-content > * + * {
            margin-top: 12px;
        }

        .demo-cta-section {
            background: var(--surface);
            padding-top: 24px;
            padding-bottom: 88px;
        }

        .cta-panel {
            background: var(--biz-blue-deep);
            border-radius: var(--radius-card);
            padding: 62px 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
            color: #fff;
            box-shadow: 0 18px 45px rgba(16, 59, 91, 0.25);
        }

        .cta-panel h2 {
            font-size: 32px;
            line-height: 1.35;
            color: #fff;
            max-width: 680px;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, 0.78);
            max-width: 720px;
            margin-top: 14px;
            font-size: 16px;
        }

        .cta-panel .btn-primary {
            background: #fff;
            color: var(--biz-blue-deep);
            font-weight: 700;
        }

        .cta-panel .btn-primary:hover {
            background: var(--biz-blue-soft);
        }

        .privacy-micro-note {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            color: var(--muted);
            font-size: 12px;
            text-align: center;
            margin-top: 18px;
            background: var(--canvas);
        }

        .site-footer {
            background: var(--biz-blue-deep);
            color: #fff;
            padding-top: 80px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 0.8fr 1fr 1fr;
            gap: 56px;
            padding-bottom: 56px;
        }

        .footer-brand-name {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 21px;
            font-weight: 700;
            color: var(--biz-blue-soft);
        }

        .footer-brand-name .brand-mark {
            width: 40px;
            height: 40px;
        }

        .footer-brand-name .brand-mark::before {
            border-color: #fff;
            width: 24px;
            height: 24px;
        }

        .footer-brand-name .brand-mark::after {
            border-color: var(--terracotta);
            width: 18px;
            height: 18px;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.68);
            margin-top: 18px;
            line-height: 1.85;
            max-width: 420px;
        }

        .footer-col h3 {
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.2px;
        }

        .footer-col ul {
            display: grid;
            gap: 12px;
        }

        .footer-col a,
        .footer-col span {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-col a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.16);
            padding: 22px 0;
        }

        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 22px;
            flex-wrap: wrap;
        }

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

        .footer-bottom-links a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .footer-bottom-links span {
            color: rgba(255, 255, 255, 0.4);
        }

        .consult-reveal {
            border-radius: var(--radius-card) !important;
            border: 0 !important;
            max-width: 620px;
            padding: 42px 42px 36px !important;
            overflow: visible;
        }

        .consult-reveal .close-button {
            width: 44px;
            height: 44px;
            background: var(--biz-blue-soft);
            color: var(--biz-blue);
            border-radius: 50%;
            text-align: center;
            line-height: 42px;
            font-size: 22px;
        }

        .consult-reveal .close-button:hover {
            background: var(--terracotta);
            color: #fff;
        }

        .modal-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--ink);
        }

        .modal-sub {
            color: var(--muted);
            margin-top: 12px;
            margin-bottom: 28px;
            font-size: 15px;
        }

        .consult-form .grid-x {
            row-gap: 18px;
        }

        .form-input {
            width: 100%;
            height: 48px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 0 16px;
            color: var(--ink);
            background: #fff;
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }

        .consult-form textarea {
            min-height: 110px;
            padding-top: 14px;
            resize: vertical;
        }

        .form-input:focus {
            border-color: var(--biz-blue);
            box-shadow: 0 0 0 4px rgba(31, 92, 141, 0.15);
        }

        .form-input::placeholder {
            color: #8E9CA8;
        }

        .form-agree {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .form-agree input[type="checkbox"] {
            width: 18px;
            height: 18px;
            margin-top: 1px;
            accent-color: var(--biz-blue);
            flex-shrink: 0;
        }

        .form-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 28px;
        }

        .form-bottom .btn {
            min-width: 160px;
        }

        .form-bottom .btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .form-privacy-hint {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.65;
            margin-top: 14px;
        }

        .form-fields-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        .form-field-full {
            grid-column: 1 / -1;
        }

        @media screen and (max-width: 1024px) {
            section {
                padding: 72px 0;
            }

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

            .split-grid {
                grid-template-columns: 1fr;
                gap: 52px;
            }

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

            .flow-step:nth-child(2n) {
                border-right: 0;
            }

            .flow-step:nth-child(-n + 2) {
                border-bottom: 1px solid var(--line);
            }

            .cta-panel {
                padding: 48px 42px;
            }
        }

        @media screen and (max-width: 991px) {
            .mobile-menu-toggle {
                display: inline-flex;
            }

            .site-navigation {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--surface);
                border-top: 1px solid var(--line);
                box-shadow: 0 18px 30px rgba(16, 59, 91, 0.08);
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 18px 24px 28px;
                gap: 18px;
                z-index: 999;
            }

            .site-navigation.nav-open {
                display: flex;
            }

            .nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                margin-left: 0;
            }

            .nav-link {
                width: 100%;
                border-bottom: 1px solid var(--line);
                min-height: 48px;
                border-radius: 0;
                justify-content: space-between;
            }

            .nav-link.active {
                border-bottom: 1px solid var(--biz-blue);
            }

            .site-navigation .nav-cta {
                margin-left: 0;
                width: 100%;
            }

            .topbar-note {
                display: none;
            }

            .category-title-area h1 {
                font-size: 32px;
            }
        }

        @media screen and (max-width: 768px) {
            section {
                padding: 56px 0;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-inner {
                min-height: 68px;
                gap: 16px;
            }

            .category-title-area {
                padding-top: 48px;
                padding-bottom: 48px;
            }

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

            .split-grid {
                gap: 42px;
            }

            .image-frame img {
                height: 360px;
            }

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

            .module-card.second-shift {
                transform: none;
            }

            .module-card.second-shift:hover {
                transform: translateY(-3px);
            }

            .flow-panel {
                padding: 28px 24px;
            }

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

            .flow-step {
                border-right: 0;
                border-bottom: 1px solid var(--line);
                min-height: 0;
                padding: 20px 0;
            }

            .flow-step:last-child {
                border-bottom: 0;
            }

            .cta-panel {
                padding: 36px 26px;
                gap: 26px;
            }

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

            .footer-top {
                grid-template-columns: 1fr;
                gap: 34px;
                padding-bottom: 36px;
            }

            .footer-top > .footer-brand-block {
                margin-bottom: 6px;
            }

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

        @media screen and (max-width: 640px) {
            .brand-name {
                font-size: 18px;
            }

            .brand-sub {
                font-size: 11px;
            }

            .topbar-inner {
                gap: 10px;
                font-size: 12px;
            }

            .topbar-action a {
                font-size: 12px;
            }

            .consult-reveal {
                padding: 34px 22px 28px !important;
            }

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

            .form-field-full {
                grid-column: auto;
            }

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