/* roulang page: index */
:root {
            --color-primary: #1E4E8C;
            --color-primary-dark: #173E6F;
            --color-accent: #E8A33D;
            --color-bg: #F5F7FA;
            --color-surface: #FFFFFF;
            --color-text: #23303B;
            --color-muted: #6B7A89;
            --color-light-line: #E6EAF0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 12px rgba(30, 78, 140, 0.06);
            --shadow-hover: 0 8px 24px rgba(30, 78, 140, 0.12);
            --transition-base: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 1rem;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition-base);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .site-container {
            display: flex;
            min-height: 100vh;
        }
        .side-nav {
            width: 260px;
            background: var(--color-surface);
            border-right: 1px solid var(--color-light-line);
            padding: 24px 20px;
            position: fixed;
            top: 0;
            bottom: 0;
            left: 0;
            z-index: 50;
            display: flex;
            flex-direction: column;
            transition: var(--transition-base);
        }
        .side-brand {
            padding: 8px 8px 24px;
            border-bottom: 1px solid var(--color-light-line);
            margin-bottom: 24px;
        }
        .side-brand-logo {
            display: flex;
            align-items: center;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            line-height: 1.4;
        }
        .side-brand-sub {
            font-size: 0.6875rem;
            color: #b0bcc9;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-top: 2px;
            font-weight: 400;
        }
        .side-nav-list {
            list-style: none;
            flex: 1;
        }
        .side-nav-list li {
            margin-bottom: 4px;
        }
        .side-nav-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: 8px;
            color: var(--color-muted);
            font-size: 0.9375rem;
            font-weight: 500;
            line-height: 1.4;
        }
        .side-nav-list a i {
            font-size: 1rem;
            width: 20px;
            text-align: center;
            color: #9aa8b6;
            transition: var(--transition-base);
        }
        .side-nav-list a:hover {
            background: #f0f4f8;
            color: var(--color-primary);
        }
        .side-nav-list a.active {
            background: #edf2f8;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--color-primary);
        }
        .side-nav-list a.active i {
            color: var(--color-primary);
        }
        .side-cta-card {
            background: #f7faff;
            border: 1px solid #e0e9f3;
            border-radius: 12px;
            padding: 16px;
            text-align: center;
            margin-top: auto;
        }
        .side-cta-card p {
            font-size: 0.8rem;
            color: var(--color-muted);
            margin-bottom: 12px;
        }
        .side-cta-link {
            display: inline-block;
            background: var(--color-primary);
            color: #ffffff;
            border-radius: 8px;
            padding: 8px 18px;
            font-size: 0.85rem;
            width: 100%;
            text-align: center;
        }
        .main-content {
            flex: 1;
            margin-left: 260px;
            min-width: 0;
        }
        .mobile-topbar {
            display: none;
        }
        .hero-notice {
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(8px);
        }
        .bg-grid {
            background-image: radial-gradient(circle at 1px 1px, #dbe3ec 1px, transparent 0);
            background-size: 24px 24px;
        }
        .hero-section {
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }
        .hero-bg-image {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: left top;
            opacity: 0.15;
            z-index: 0;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
        }
        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: #60b887;
            border-radius: 50%;
            margin-right: 6px;
            vertical-align: 2px;
        }
        .section-cta-light {
            background: linear-gradient(135deg, #f0f5fc 0%, #f9f7f2 100%);
            border-top: 1px solid #e6eef8;
            border-bottom: 1px solid #e6eef8;
        }
        .dot-texture {
            background-image: radial-gradient(#d8e4f2 1.5px, transparent 1.5px);
            background-size: 28px 28px;
        }
        .faq-wrapper .accordion-item {
            background-color: var(--color-surface);
            border-radius: 12px;
            border: 1px solid var(--color-light-line);
            margin-bottom: 12px;
            box-shadow: none;
        }
        .faq-wrapper .accordion-title {
            border: none;
            background: transparent;
            padding: 18px 20px;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--color-text);
            position: relative;
        }
        .faq-wrapper .accordion-title::before {
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-accent);
            font-size: 0.9rem;
            transition: var(--transition-base);
        }
        .faq-wrapper .accordion-title:hover {
            background-color: #f8fafc;
            color: var(--color-primary);
        }
        .faq-wrapper .accordion-item:not(.is-active)>.accordion-title {
            background: transparent;
        }
        .faq-wrapper .accordion-content {
            border: none;
            background: transparent;
            padding: 0 20px 18px;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .collection-item {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-light-line);
            padding: 24px 22px;
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }
        .collection-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            opacity: 0;
        }
        .collection-item:hover::before {
            opacity: 1;
        }
        .collection-item .num-badge {
            width: 36px;
            height: 36px;
            background: #edf2f8;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .collection-item h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .collection-item p {
            color: var(--color-muted);
            font-size: 0.875rem;
            flex: 1;
            margin-bottom: 16px;
        }
        .collection-meta {
            font-size: 0.75rem;
            color: #9aa7b4;
            border-top: 1px dashed #e1e7ee;
            padding-top: 12px;
        }
        .t-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-light-line);
            box-shadow: var(--shadow-card);
            padding: 20px;
            display: flex;
            flex-direction: column;
            transition: var(--transition-base);
        }
        .t-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .t-card .cover-wrap {
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 16px;
            max-height: 180px;
            background: #edf0f5;
        }
        .t-card .cover-wrap img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .t-card .content {
            flex: 1;
        }
        .t-card .content h3 {
            font-size: 1.06rem;
            margin-bottom: 8px;
        }
        .t-card .content p {
            font-size: 0.85rem;
            color: var(--color-muted);
            margin-bottom: 10px;
        }
        .t-card .meta {
            font-size: 0.8rem;
            color: #9aa8b6;
            border-top: 1px solid #f1f3f6;
            padding-top: 12px;
            display: flex;
            justify-content: space-between;
        }
        .editor-pick {
            background: linear-gradient(135deg, #f8fafd 0%, #eef3f9 100%);
        }
        .editor-pick .content h3 {
            font-size: 1.35rem;
        }
        .featured-row-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-light-line);
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            padding: 0;
        }
        .featured-row-card .article-cover {
            min-height: 260px;
            max-height: 280px;
            overflow: hidden;
        }
        .featured-row-card .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-row-card .featured-content {
            padding: 28px 28px 24px;
        }
        .featured-row-card .featured-content h3 {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 12px;
            color: var(--color-text);
        }
        .featured-row-card .card-meta,
        .info-card .card-meta {
            font-size: 0.8125rem;
            color: #9aa7b4;
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
        }
        .featured-row-card .featured-content p,
        .info-card .featured-content p {
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--color-muted);
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .link-arrow {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
        }
        .link-arrow i {
            transition: var(--transition-base);
            font-size: 0.8rem;
            margin-left: 4px;
        }
        a:hover .link-arrow {
            color: var(--color-primary-dark);
        }
        a:hover .link-arrow i {
            transform: translateX(3px);
        }
        .section-mark .mark-tag {
            display: inline-block;
            padding: 4px 12px;
            background: #eef2f7;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }
        .btn-more {
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
            padding: 10px 28px;
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            font-size: 0.9375rem;
        }
        .btn-more:hover {
            background: var(--color-primary);
            color: #ffffff;
        }
        .primary-btn {
            background: var(--color-primary);
            color: #ffffff;
            padding: 10px 28px;
            border-radius: var(--radius-btn);
            border: none;
            font-size: 0.9375rem;
            font-weight: 500;
        }
        .primary-btn:hover {
            background: var(--color-primary-dark);
            color: #ffffff;
        }
        .footer-link-list a {
            color: #8899a8;
            font-size: 0.875rem;
            line-height: 2.2;
        }
        .footer-link-list a:hover {
            color: var(--color-primary);
        }
        .t-btn-ghost-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.6);
            color: #ffffff;
            padding: 10px 26px;
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            font-size: 0.9rem;
            font-weight: 500;
        }
        .t-btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #ffffff;
            color: #ffffff;
        }
        .dataset-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .dataset-grid .data-cell {
            background: var(--color-surface);
            border-radius: 10px;
            padding: 16px 14px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
            border: 1px solid #eef2f6;
        }
        .dataset-grid .data-cell .label {
            font-size: 0.78rem;
            color: var(--color-muted);
            margin: 0;
        }
        .dataset-grid .data-cell .value {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }
        @media (max-width: 1023px) {
            .side-nav {
                width: 220px;
                padding: 20px 14px;
            }
            .main-content {
                margin-left: 220px;
            }
            .dataset-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767px) {
            .side-nav {
                display: none;
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-topbar {
                display: flex;
                justify-content: space-between;
                align-items: center;
                height: 60px;
                background: #ffffff;
                padding: 0 16px;
                box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            }
            .mobile-topbar .btn-menu-toggle {
                width: 44px;
                height: 44px;
                display: flex;
                align-items: center;
                justify-content: center;
                background: transparent;
                border: none;
                border-radius: 8px;
                font-size: 1.4rem;
                color: var(--color-primary);
            }
            .mobile-menu-panel {
                display: none;
                width: 100%;
                background: #ffffff;
                border-top: 1px solid var(--color-light-line);
                padding: 8px 0;
            }
            .mobile-menu-panel a {
                display: block;
                padding: 12px 20px;
                font-size: 1rem;
                color: var(--color-text);
                border-bottom: 1px solid #f6f7f9;
            }
            .mobile-menu-panel a.active {
                color: var(--color-primary);
                font-weight: 600;
                background: #f3f7fc;
            }
            .hero-title {
                font-size: 2rem !important;
            }
            .featured-row-card .featured-content {
                padding: 20px 18px;
            }
            .featured-row-card .featured-content h3 {
                font-size: 1.1rem;
            }
        }
        .slide-block {
            background: linear-gradient(180deg, #f9fafc, #edf2f8);
        }
        @media (prefers-reduced-motion: reduce) {
            * {
                transition: none !important;
                animation: none !important;
            }
        }

/* roulang page: article */
:root{
    --color-primary:#1E4E8C;
    --color-primary-dark:#173E6F;
    --color-accent:#E8A33D;
    --color-bg:#F5F7FA;
    --color-surface:#FFFFFF;
    --color-text:#23303B;
    --color-muted:#6B7A89;
    --color-light-line:#E6EAF0;
    --radius-card:12px;
    --radius-btn:8px;
    --radius-tag:999px;
    --shadow-card:0 4px 12px rgba(30,78,140,.06);
    --shadow-hover:0 10px 26px rgba(30,78,140,.12);
    --font-sans:PingFang SC,Microsoft YaHei,Noto Sans CJK SC,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--color-bg)}
body{
    font-family:var(--font-sans);
    color:var(--color-text);
    font-size:1rem;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
.container{max-width:1200px;margin:0 auto;padding:0 1.25rem}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--color-text)}

/* ---------- 整体布局 ---------- */
.cms-layout{display:flex;min-height:100vh;width:100%}

/* ---------- 左侧竖向导航 ---------- */
.cms-sidebar{
    width:280px;
    flex:0 0 280px;
    background:var(--color-surface);
    border-right:1px solid var(--color-light-line);
    position:sticky;
    top:0;
    height:100vh;
    padding:2rem 1.25rem 1.5rem;
    display:flex;
    flex-direction:column;
    z-index:30;
}
.sidebar-brand{
    display:flex;
    align-items:center;
    gap:.75rem;
    padding:0 .25rem;
    color:var(--color-primary);
    font-size:1.25rem;
    font-weight:700;
    letter-spacing:-.01em;
}
.sidebar-brand i{
    width:38px;height:38px;
    display:inline-flex;align-items:center;justify-content:center;
    background:rgba(30,78,140,.08);
    border-radius:10px;
    font-size:1rem;
}
.sidebar-sub{
    margin-top:.45rem;
    padding-left:.25rem;
    font-size:.78rem;
    color:var(--color-muted);
    letter-spacing:.02em;
}
.sidebar-nav{
    margin-top:2.2rem;
    display:flex;
    flex-direction:column;
    gap:.2rem;
}
.nav-link{
    display:flex;
    align-items:center;
    gap:.7rem;
    padding:.78rem .95rem;
    border-radius:10px;
    font-size:.95rem;
    font-weight:500;
    color:#3d4e5f;
    border-left:3px solid transparent;
    min-height:44px;
}
.nav-link i{
    width:22px;text-align:center;color:#7e8b9b;font-size:.95rem;
    transition:color .2s ease;
}
.nav-link:hover{background:#F0F4F9;color:var(--color-primary)}
.nav-link:hover i{color:var(--color-primary)}
.nav-link.active{
    background:#EEF3F9;
    color:var(--color-primary);
    border-left-color:var(--color-primary);
    font-weight:600;
}
.nav-link.active i{color:var(--color-primary)}
.sidebar-note{
    margin-top:auto;
    background:#F7F9FC;
    border:1px solid #E9EEF4;
    border-radius:var(--radius-card);
    padding:1rem 1rem .85rem;
}
.sidebar-note strong{display:block;font-size:.85rem;color:var(--color-text);margin-bottom:.35rem}
.sidebar-note p{font-size:.76rem;color:var(--color-muted);line-height:1.6;margin:0}
.sidebar-note a{
    display:inline-block;margin-top:.5rem;
    font-size:.8rem;color:var(--color-primary);font-weight:600;
    border-bottom:1px solid transparent;
}
.sidebar-note a:hover{border-color:var(--color-primary)}

/* ---------- 内容区 ---------- */
.cms-main{
    flex:1;
    min-width:0;
    display:flex;
    flex-direction:column;
    background:var(--color-bg);
}
.page-body{
    flex:1;
    max-width:1200px;
    width:100%;
    margin:0 auto;
    padding:2.6rem 2rem 0;
}
.page-inner{
    background:var(--color-surface);
    border-radius:18px;
    box-shadow:var(--shadow-card);
    border:1px solid #EDF1F6;
    padding:2.6rem 3rem;
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;
    font-size:.85rem;color:var(--color-muted);
    margin-bottom:1.8rem;
}
.breadcrumb a{color:var(--color-muted);border-bottom:1px solid transparent}
.breadcrumb a:hover{color:var(--color-primary);border-color:var(--color-primary)}
.breadcrumb .sep{color:#b6c2cf}
.breadcrumb .cur{color:#34495e;font-weight:600;max-width:320px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- 文章标题区 ---------- */
.category-hit{
    display:inline-flex;align-items:center;gap:.5rem;
    background:#EEF3F9;
    color:var(--color-primary);
    font-weight:600;
    font-size:.82rem;
    padding:.4rem 1rem;
    border-radius:var(--radius-tag);
    margin-bottom:1rem;
}
.article-title{
    font-size:clamp(2rem,4.2vw,3.4rem);
    line-height:1.28;
    letter-spacing:-.015em;
    margin-bottom:1.2rem;
    color:#1c2733;
}
.article-lead{
    font-size:1.125rem;
    line-height:1.9;
    color:#526270;
    max-width:52rem;
    margin-bottom:1.5rem;
}
.article-meta{
    display:flex;flex-wrap:wrap;gap:1.4rem;
    padding:1.1rem 1.3rem;
    background:#F6F8FB;
    border-radius:10px;
    font-size:.86rem;
    color:var(--color-muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:.45rem}
.article-meta i{color:var(--color-primary);opacity:.75}
.article-jump{
    display:flex;flex-wrap:wrap;align-items:center;gap:.7rem;
    margin-top:1.8rem;
    padding:.8rem 1rem;
    background:#FAFBFD;
    border:1px dashed #DCE4ED;
    border-radius:10px;
    font-size:.85rem;
    color:var(--color-muted);
}
.article-jump a{color:var(--color-primary);font-weight:600;padding:.15rem .3rem}
.article-jump a:hover{opacity:.8}

/* ---------- 正文 ---------- */
.article-body{
    margin-top:2.6rem;
    padding-top:1rem;
    border-top:1px solid #EDF1F6;
    max-width:60rem;
    font-size:1.107rem;
    line-height:1.95;
    color:#2a3642;
    overflow-wrap:break-word;
}
.article-body p{margin:1.4em 0}
.article-body h2{
    font-size:1.75rem;
    margin:2.2em 0 .8em;
    padding-bottom:.35em;
    border-bottom:1px solid #EDF1F6;
}
.article-body h3{
    font-size:1.35rem;
    margin:1.9em 0 .6em;
}
.article-body ul,.article-body ol{
    margin:1.2rem 0;
    padding-left:1.4rem;
}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45rem 0}
.article-body blockquote{
    margin:1.8rem 0;
    padding:.9rem 1.3rem;
    background:#F4F7FB;
    border-left:4px solid var(--color-primary);
    color:#3d4f62;
    border-radius:0 10px 10px 0;
}
.article-body img{border-radius:14px;margin:1.5rem 0}
.article-body a{color:var(--color-primary);border-bottom:1px solid rgba(30,78,140,.4)}
.article-body a:hover{border-color:var(--color-primary)}
.article-body code,.article-body pre{
    font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
    font-size:.9em;
    background:#F2F5F9;
    border-radius:6px;
}
.article-body code{padding:.14rem .45rem}
.article-body pre{padding:1rem;overflow-x:auto;line-height:1.6}
.article-body table{
    width:100%;
    border-collapse:collapse;
    margin:1.6rem 0;
    font-size:.98rem;
}
.article-body th,.article-body td{
    border:1px solid #E3E9F0;
    padding:.7rem .9rem;
    text-align:left;
}
.article-body th{background:#F1F5FA;font-weight:600}
.article-end{
    margin-top:2.8rem;
    display:flex;align-items:center;gap:1rem;
    color:#a8b4c1;
    font-size:.8rem;
}
.article-end::before,.article-end::after{content:"";flex:1;height:1px;background:#E9EEF4}

/* ---------- 按钮 ---------- */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
    border-radius:var(--radius-btn);
    min-height:44px;
    padding:.75rem 1.35rem;
    font-size:.92rem;
    font-weight:600;
    border:1px solid transparent;
    transition:all .2s ease;
    line-height:1;
}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}
.btn-outline:hover{background:var(--color-primary);color:#fff}
.btn-ghost{background:transparent;color:var(--color-text);border-color:transparent;font-weight:600}
.btn-ghost:hover{background:#EEF2F7;color:var(--color-primary)}
.btn:focus-visible,a:focus-visible{
    outline:3px solid rgba(30,78,140,.4);
    outline-offset:2px;
}

/* ---------- 文章锚点操作区 ---------- */
.article-tools{
    display:flex;flex-wrap:wrap;gap:.85rem;
    margin-top:2.6rem;
    padding:1.4rem 1.6rem;
    background:#F4F7FB;
    border:1px solid #E6EBF2;
    border-radius:var(--radius-card);
}
.article-tools .tool-divider{width:100%;height:0}

/* ---------- CTA 收藏分享 ---------- */
.nice-cta{
    margin-top:2.5rem;
    background:#EDF2F9;
    border:1px solid #DFE8F2;
    border-radius:18px;
    padding:2rem 2.4rem;
    position:relative;
    overflow:hidden;
}
.nice-cta::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(rgba(30,78,140,.08) 1px,transparent 1px);
    background-size:18px 18px;
    pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.2rem}
.cta-title{font-size:1.25rem;font-weight:700;color:var(--color-text);display:flex;align-items:center;gap:.6rem}
.cta-title i{color:var(--color-accent)}
.cta-sub{color:var(--color-muted);font-size:.88rem;margin-top:.2rem}
.cta-btns{display:flex;flex-wrap:wrap;gap:.7rem}

/* ---------- 相关推荐 ---------- */
.related-block{margin-top:2.6rem}
.related-head{
    display:flex;align-items:flex-end;justify-content:space-between;
    margin-bottom:1.2rem;
}
.related-head h2{font-size:1.6rem}
.related-head p{color:var(--color-muted);font-size:.9rem;margin:0}
.related-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1.2rem;
}
.related-card{
    background:#fff;
    border:1px solid #EDF1F6;
    border-radius:var(--radius-card);
    overflow:hidden;
    transition:box-shadow .25s ease,transform .25s ease;
    display:flex;flex-direction:column;
}
.related-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.related-card .rc-cover{position:relative;overflow:hidden;background:#E9EEF5}
.related-card .rc-cover img{
    width:100%;height:145px;object-fit:cover;transition:transform .4s ease;
}
.related-card:hover .rc-cover img{transform:scale(1.03)}
.related-card-body{padding:1.1rem 1.2rem 1.2rem;flex:1;display:flex;flex-direction:column}
.related-card-body h3{font-size:1.06rem;font-weight:600;line-height:1.5;margin-bottom:.5rem}
.related-card-body p{color:var(--color-muted);font-size:.86rem;line-height:1.7;margin:0 0 .9rem;flex:1}
.related-link{
    font-size:.86rem;color:var(--color-primary);font-weight:700;
    display:inline-flex;align-items:center;gap:.3rem;
    border-bottom:1px solid transparent;align-self:flex-start;
}
.related-link:hover{border-color:var(--color-primary)}
.related-link i{font-size:.8rem}

/* ---------- 未找到 ---------- */
.notfound-card{
    background:var(--color-surface);
    border:1px solid #EDF1F6;
    border-radius:18px;
    box-shadow:var(--shadow-card);
    padding:5rem 2rem;
    text-align:center;
}
.notfound-card i{font-size:3rem;color:#bac6d4;margin-bottom:1.2rem}
.notfound-card h2{font-size:1.75rem;margin-bottom:.7rem}
.notfound-card p{color:var(--color-muted);margin-bottom:1.8rem}

/* ---------- 移动端 Header ---------- */
.cms-mobile-header{
    display:none;
    background:#fff;
    border-bottom:1px solid var(--color-light-line);
    padding:0 1.1rem;
    min-height:64px;
    align-items:center;
    justify-content:space-between;
    position:sticky;top:0;z-index:100;
}
.mobile-brand{display:flex;align-items:center;gap:.5rem;color:var(--color-primary);font-weight:700;font-size:1.1rem}
.mobile-brand i{font-size:1rem}
.mobile-burger{
    width:44px;height:44px;
    display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
    border-radius:8px;
    cursor:pointer;
    background:transparent;
    border:1px solid #E6EBF1;
    transition:background .2s ease;
}
.mobile-burger:hover{background:#F4F7FA}
.mobile-burger span{display:block;width:20px;height:2px;background:var(--color-text);border-radius:2px}
.cms-mobile-toggle{display:none}
.cms-mobile-panel{
    display:none;
    background:#fff;
    border-bottom:1px solid var(--color-light-line);
    padding:.5rem 1.2rem 1rem;
}
.cms-mobile-panel a{
    display:flex;align-items:center;gap:.7rem;
    padding:.85rem .9rem;
    font-size:1rem;
    border-radius:10px;
    color:#354454;
    min-height:46px;
}
.cms-mobile-panel a:hover,.cms-mobile-panel a.active{background:#EFF3F9;color:var(--color-primary)}
.cms-mobile-panel a i{width:22px;color:#7b8997}
.cms-mobile-panel a.active i{color:var(--color-primary)}

/* ---------- 页脚补充样式 ---------- */
.footer-link-list a{
    font-size:.88rem;
    color:#54677a;
    line-height:2.4;
    transition:color .2s ease;
}
.footer-link-list a:hover{color:var(--color-primary)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1100px){
    .related-grid{grid-template-columns:repeat(3,1fr);gap:1rem}
}
@media screen and (max-width:1023px){
    .cms-sidebar{display:none}
    .cms-mobile-header{display:flex}
    .cms-mobile-toggle:checked ~ .cms-mobile-panel{display:block}
    .page-body{padding:1.4rem 1.1rem 0}
    .page-inner{padding:2rem 1.6rem}
}
@media screen and (max-width:820px){
    .related-grid{grid-template-columns:1fr 1fr}
    .cta-inner{flex-direction:column;align-items:flex-start}
    .nice-cta{padding:1.5rem 1.4rem}
    .breadcrumb .cur{max-width:180px}
}
@media screen and (max-width:600px){
    .page-inner{padding:1.4rem 1.1rem}
    .article-meta{flex-direction:column;gap:.5rem}
    .article-tools .btn{width:100%}
    .cta-btns .btn{width:100%}
    .related-grid{grid-template-columns:1fr}
    .article-title{font-size:1.9rem}
    .article-lead{font-size:1rem}
    .article-body{font-size:1.02rem;line-height:1.9}
    .body{padding-top:1rem}
}
@media (hover:none){
    .related-card:hover{transform:none;box-shadow:var(--shadow-card)}
    .btn-primary:hover{transform:none;box-shadow:none}
    .btn-outline:hover{background:transparent;color:var(--color-primary)}
}

/* roulang page: category1 */
:root {
  --color-primary: #1E4E8C;
  --color-primary-dark: #173E6F;
  --color-accent: #E8A33D;
  --color-bg: #F5F7FA;
  --color-surface: #FFFFFF;
  --color-text: #23303B;
  --color-muted: #6B7A89;
  --color-light-line: #E6EAF0;
  --radius-card: 14px;
  --radius-btn: 8px;
  --radius-tag: 999px;
  --shadow-card: 0 4px 18px rgba(30, 78, 140, 0.08);
  --shadow-card-hover: 0 12px 30px rgba(30, 78, 140, 0.12);
  --sidebar-width: 280px;
  --space-xl: 4rem;
  --space-lg: 3rem;
  --space-md: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.8;
}

h1, h2, h3, h4, p, ul, figure, blockquote {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease;
}

button {
  border: 0;
  cursor: pointer;
  font-family: inherit;
}

input, textarea {
  font-family: inherit;
}

:focus-visible {
  outline: 3px solid rgba(30, 78, 140, 0.28);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== 布局构架 ===== */
.site-shell {
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
}

.site-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--color-surface);
  border-right: 1px solid var(--color-light-line);
  padding: 28px 18px 22px;
  display: flex;
  flex-direction: column;
  z-index: 50;
}

.site-content {
  margin-left: var(--sidebar-width);
  width: calc(100% - var(--sidebar-width));
  min-height: 100vh;
  background: var(--color-bg);
}

.content-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(18px, 3vw, 36px);
}

/* ===== 品牌区 ===== */
.brand-main {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 4px 18px;
  border-bottom: 1px solid #edf0f4;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  flex: 0 0 auto;
}

.brand-text {
  min-width: 0;
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  line-height: 1.25;
  white-space: nowrap;
}

.brand-sub {
  font-size: 0.7rem;
  color: #9aa7b5;
  letter-spacing: 0.1em;
}

/* ===== 侧边导航 ===== */
.nav-head {
  font-size: 0.73rem;
  color: #9aa7b5;
  letter-spacing: 0.14em;
  padding: 22px 12px 8px;
  text-transform: uppercase;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 13px;
  border-radius: 11px;
  color: #556574;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
  border-left: 4px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.nav-link i {
  width: 18px;
  text-align: center;
  color: #98a4b2;
  transition: color 0.2s ease;
}

.nav-link:hover {
  background: #f1f5fa;
  color: var(--color-primary);
}

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

.nav-link.active {
  background: #edf3f9;
  color: var(--color-primary);
  border-left-color: var(--color-accent);
}

.nav-link.active i {
  color: var(--color-primary);
}

.side-note {
  margin-top: 30px;
  padding: 18px 15px;
  background: #f7f9fc;
  border: 1px solid #edf1f5;
  border-radius: var(--radius-card);
}

.side-note h3 {
  font-size: 0.9rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.side-note p {
  font-size: 0.8rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* ===== 移动端顶部导航 ===== */
.mobile-topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  height: 60px;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  border-bottom: 1px solid var(--color-light-line);
}

.mobile-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--color-primary);
}

.mobile-logo i {
  color: var(--color-accent);
  font-size: 1.2rem;
}

.menu-toggle {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: #f1f5fa;
  color: var(--color-primary);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-drawer {
  display: none;
}

.mobile-drawer.open {
  display: block;
  background: #fff;
  border-bottom: 1px solid var(--color-light-line);
  padding: 12px 16px 18px;
}

.mobile-drawer .nav-link {
  padding: 13px 14px;
}

/* ===== 通用板块 ===== */
.section-block {
  padding: var(--space-xl) 0;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.35;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.015em;
  margin-bottom: 14px;
}

.section-desc {
  color: var(--color-muted);
  font-size: 1rem;
  max-width: 720px;
  line-height: 1.85;
}

/* ===== 按钮组 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-btn);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  border: 1px solid transparent;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

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

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(30, 78, 140, 0.18);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  box-shadow: 0 7px 20px rgba(30, 78, 140, 0.24);
}

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

.btn-outline {
  background: transparent;
  border-color: rgba(30, 78, 140, 0.45);
  color: var(--color-primary);
}

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

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

.btn-light:hover {
  background: #f0f4f9;
  color: var(--color-primary-dark);
}

/* ===== Hero 区域 ===== */
.hero-sec {
  position: relative;
  overflow: hidden;
  padding: 66px 0 40px;
}

.hero-sec::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.07;
  z-index: 0;
  pointer-events: none;
}

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

.crumb {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-bottom: 18px;
}

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

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

.crumb .sep {
  margin: 0 8px;
  color: #c2cdd8;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.9rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 22px;
}

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

.hero-lead {
  font-size: clamp(1.02rem, 1.6vw, 1.15rem);
  color: #3f5060;
  line-height: 1.9;
  max-width: 600px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 22px;
}

.hero-meta {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  background: #eef3f8;
  border-radius: var(--radius-tag);
  padding: 7px 16px;
  color: var(--color-primary-dark);
  font-size: 0.85rem;
}

.hero-photo {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
}

.hero-photo-tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 13px;
  border-radius: var(--radius-tag);
  box-shadow: var(--shadow-card);
}

/* ===== 信息统计 ===== */
.stat-strip {
  padding: 20px 0 64px;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid #edf1f5;
  border-radius: var(--radius-card);
  padding: 22px 20px;
  height: 100%;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

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

.stat-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  background: #eef3f9;
  color: var(--color-primary);
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 0 10px;
  margin-bottom: 14px;
}

.stat-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.stat-card p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* ===== 图文说明区 ===== */
.split-panel {
  background: var(--color-surface);
  border: 1px solid #ecf0f4;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 2px 14px rgba(30, 78, 140, 0.05);
}

.split-media img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.split-content {
  padding: clamp(22px, 4vw, 46px);
}

.split-content h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.35;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 14px;
}

.split-content p {
  color: var(--color-muted);
  margin-bottom: 18px;
}

.split-list {
  margin-top: 12px;
}

.split-list li {
  position: relative;
  padding: 8px 0 8px 30px;
  color: #405061;
}

.split-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--color-accent);
}

/* ===== 流程区 ===== */
.steps-sec {
  background: #fff;
  border-top: 1px solid #e9eef3;
  border-bottom: 1px solid #e9eef3;
}

.step-card {
  position: relative;
  padding: 18px 14px 14px;
  background: #f8fafc;
  border: 1px solid #eaf0f5;
  border-radius: var(--radius-card);
  height: 100%;
  transition: box-shadow 0.25s ease;
}

.step-card:hover {
  box-shadow: var(--shadow-card);
}

.step-index {
  font-size: 1.8rem;
  font-weight: 800;
  color: rgba(30, 78, 140, 0.16);
  line-height: 1;
  margin-bottom: 20px;
}

.step-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.step-card p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.75;
}

/* ===== 入口分类速览卡片 ===== */
.cat-card {
  background: var(--color-surface);
  border: 1px solid #ecf0f4;
  border-radius: var(--radius-card);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

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

.cat-thumb {
  height: 160px;
  overflow: hidden;
  background: #e9eef4;
}

.cat-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cat-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cat-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.cat-body p {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.cat-tag {
  display: inline-flex;
  align-items: center;
  background: #f0f4f9;
  color: var(--color-primary);
  border-radius: var(--radius-tag);
  padding: 4px 12px;
  font-size: 0.76rem;
  font-weight: 600;
  margin-bottom: 6px;
  align-self: flex-start;
}

/* ===== FAQ ===== */
.faq-sec {
  background: #fff;
  border-top: 1px solid #e9eef3;
}

.faq-list {
  margin-top: 28px;
}

.accordion-item {
  background: #f8fafc;
  border: 1px solid #e8edf3;
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
}

.accordion-item.is-active {
  background: #fff;
  border-color: #d3dee8;
  box-shadow: 0 4px 14px rgba(30, 78, 140, 0.06);
}

.accordion-title {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 18px 20px;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--color-text);
  position: relative;
  transition: background 0.2s ease;
}

.accordion-title:hover {
  background: #eef3f8;
  color: var(--color-primary);
}

.accordion-title::after {
  content: "\2b";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  right: 20px;
  top: 18px;
  font-size: 0.95rem;
  color: var(--color-primary);
  transition: transform 0.25s ease;
}

.accordion-item.is-active .accordion-title::after {
  transform: rotate(45deg);
}

.accordion-content {
  background: transparent;
  color: var(--color-text);
  padding: 0 20px 18px;
}

.accordion-content p {
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.8;
  border-top: 1px solid #edf0f4;
  padding-top: 14px;
}

/* ===== 收藏 / CTA ===== */
.cta-panel {
  border-radius: 24px;
  background: #edf3f9;
  background-image: radial-gradient(rgba(30, 78, 140, 0.12) 1px, transparent 1px);
  background-size: 18px 18px;
  padding: clamp(28px, 5vw, 58px);
  text-align: center;
}

.cta-panel h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.25rem);
  color: var(--color-primary);
  font-weight: 800;
  margin-bottom: 10px;
}

.cta-panel p {
  color: #4b5d6f;
  margin-bottom: 24px;
  max-width: 560px;
  margin-inline: auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-hint {
  font-size: 0.82rem;
  color: #7e8d9c;
  margin-top: 14px;
}

/* ===== 页脚 ===== */
.foot-biz {
  background: #EDF1F6;
  padding: 2.8rem 0 1.6rem;
  border-top: 1px solid #d9e1eb;
  margin-top: var(--space-xl);
}

.foot-brand {
  display: flex;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.foot-brand i {
  margin-right: 10px;
}

.foot-biz p {
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-top: 16px;
  line-height: 1.7;
}

.footer-link-list p {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
  font-size: 0.92rem;
}

.footer-link-list a {
  color: var(--color-muted);
  font-size: 0.85rem;
  line-height: 2.1;
}

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

.foot-bottom {
  border-top: 1px solid #d6dfe9;
  padding-top: 22px;
  text-align: left;
}

.foot-bottom p {
  font-size: 0.8rem;
  color: #8899a8;
  line-height: 1.7;
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .site-sidebar {
    display: none;
  }

  .site-content {
    margin-left: 0;
    width: 100%;
  }

  .mobile-topbar {
    display: flex;
  }

  .section-block {
    padding: 2.8rem 0;
  }

  .hero-sec {
    padding: 42px 0 28px;
  }

  .hero-photo img {
    min-height: 220px;
  }
}

@media (max-width: 767px) {
  .content-wrap {
    padding: 0 18px;
  }

  .hero-lead {
    font-size: 1rem;
  }

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

  .section-title {
    font-size: 1.45rem;
  }

  .split-content {
    padding: 24px 20px;
  }

  .split-media img {
    min-height: 200px;
  }

  .step-card {
    padding: 16px;
  }

  .cat-thumb {
    height: 138px;
  }

  .stat-strip {
    padding-bottom: 30px;
  }

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

/* roulang page: category3 */
:root {
  --color-primary: #1E4E8C;
  --color-primary-dark: #173E6F;
  --color-accent: #E8A33D;
  --color-bg: #F5F7FA;
  --color-surface: #FFFFFF;
  --color-text: #23303B;
  --color-muted: #6B7A89;
  --color-light-line: #E6EAF0;
  --radius-card: 12px;
  --radius-btn: 8px;
  --shadow-card: 0 4px 12px rgba(30, 78, 140, 0.06);
  --shadow-card-hover: 0 10px 22px rgba(30, 78, 140, 0.11);
  --space-section: 4.5rem;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-text);
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{
  color:var(--color-primary);
  text-decoration:none;
  transition:color .2s ease;
}
a:hover{ color:var(--color-primary-dark); }
ul,ol{ margin:0; padding:0; }
button{ font-family:inherit; }

h1,h2,h3,h4{
  margin:0 0 .6em;
  color:#1c2b3a;
  font-weight:700;
  line-height:1.35;
}
h1{ font-size:clamp(2rem , 4.2vw, 3.2rem); letter-spacing:-.01em; }
h2{ font-size:1.75rem; margin-top:2.2rem; }
h3{ font-size:1.125rem; margin-top:.4rem; }
p{ margin:0 0 1rem; }

.container{ max-width:1200px; margin:0 auto; padding:0 3%; }
.grid-x{ display:flex; flex-wrap:wrap; }
.cell{ flex:0 0 auto; }

a:focus-visible, button:focus-visible{
  outline:2px solid rgba(30,78,140,.55);
  outline-offset:3px;
  border-radius:4px;
}
.t-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border-radius:var(--radius-btn);
  font-size:1rem;
  font-weight:600;
  line-height:1;
  padding:14px 22px;
  border:2px solid transparent;
  cursor:pointer;
  transition:background .2s ease,transform .15s ease,box-shadow .2s ease;
}
.t-btn i{ font-size:.95rem; }
.t-btn-solid{
  background:var(--color-primary);
  border-color:var(--color-primary);
  color:#fff;
}
.t-btn-solid:hover{
  background:var(--color-primary-dark);
  border-color:var(--color-primary-dark);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 12px 20px rgba(30,78,140,.15);
}
.t-btn-accent{
  background:var(--color-accent);
  border-color:var(--color-accent);
  color:#2C2410;
}
.t-btn-accent:hover{
  background:#d6932e;
  border-color:#d6932e;
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 10px 20px rgba(232,163,61,.25);
}
.t-btn-line{
  background:transparent;
  border:2px solid rgba(255,255,255,.6);
  color:var(--color-light-line);
}
.t-btn-line:hover{ border-color:#fff; color:#fff; background:rgba(255,255,255,.08); }
.t-btn-outline{
  background:transparent;
  border-color:var(--color-primary);
  color:var(--color-primary);
}
.t-btn-outline:hover{
  background:var(--color-primary);
  color:#fff;
}
@media(max-width:640px){
  .t-btn{ width:100%; }
}

.tz-layout{ min-height:100vh; width:100%; }

.tz-sidebar{
  position:fixed;
  top:0; left:0;
  z-index:80;
  height:100vh;
  width:280px;
  background:var(--color-surface);
  border-right:1px solid var(--color-light-line);
  padding:28px 22px;
  display:flex;
  flex-direction:column;
  transform:translateX(-105%);
  transition:transform .25s ease;
  overflow-y:auto;
}
.tz-sidebar.is-open{ transform:translateX(0); }
.tz-sclose{
  position:absolute; top:18px; right:18px;
  width:36px; height:36px;
  display:none;
  align-items:center; justify-content:center;
  border-radius:50%;
  color:var(--color-muted);
  background:#f2f4f8;
  text-align:center;
  font-size:1.05rem;
}
.tz-sclose:hover{ background:#e4e9f0; color:var(--color-primary); }
.tz-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin:4px 0 30px;
}
.tz-brand i{
  width:42px;height:42px;
  border-radius:12px;
  background:var(--color-primary);
  color:#fff;
  display:flex;
  align-items:center;justify-content:center;
  font-size:1.3rem;
}
.tz-brand-name{ font-size:1.3rem; font-weight:700; color:var(--color-primary); letter-spacing:-.01em; }
.tz-brand-sub{ display:block; font-size:.7rem; color:#a3b3c2; margin-top:2px; letter-spacing:.04em;}

.tz-nav{ margin-top:6px; display:flex; flex-direction:column; gap:6px; }
.tz-nav-link{
  display:flex;
  align-items:center;
  gap:13px;
  padding:12px 14px;
  border-radius:10px;
  color:var(--color-text);
  font-size:.98rem;
  font-weight:500;
  position:relative;
  transition:all .16s ease;
}
.tz-nav-link i{ width:22px; text-align:center; color:var(--color-muted); transition:color .16s; }
.tz-nav-link:hover{ background:#f1f5fa; color:var(--color-primary); }
.tz-nav-link:hover i{ color:var(--color-primary); }
.tz-nav-link.active{
  background:#eaf1f9;
  color:var(--color-primary);
  font-weight:600;
}
.tz-nav-link.active::before{
  content:"";
  position:absolute;
  left:-22px; top:10px; bottom:10px;
  width:4px;
  border-radius:0 6px 6px 0;
  background:var(--color-primary);
}
.tz-nav-link.active i{ color:var(--color-primary); }

.tz-side-note{
  margin-top:auto;
  padding:16px;
  background:#F0F5FB;
  border:1px solid #e2ecf7;
  border-radius:14px;
}
.tz-side-note p{ color:#536E8C; font-size:.85rem; line-height:1.7; margin-bottom:10px;}

.tz-main{ min-height:100vh; }
.tz-mobile-top{
  display:none;
  align-items:center;
  justify-content:space-between;
  height:62px;
  padding:0 5%;
  background:#fff;
  border-bottom:1px solid var(--color-light-line);
  position:sticky;
  top:0; z-index:30;
}
.tz-mobile-brand{
  display:flex;align-items:center;gap:10px;
  font-size:1.1rem;font-weight:700;color:var(--color-primary);
}
.tz-mobile-brand i{
  width:36px;height:36px;border-radius:10px;
  background:var(--color-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
}
.tz-burger{
  width:44px;height:44px;
  border:none;border-radius:10px;
  background:#f0f3f7;color:var(--color-primary);
  font-size:1.2rem;
  cursor:pointer;
}
.tz-burger:hover{ background:#e6ebf2; }

.tz-scrim{
  position:fixed;inset:0;
  background:rgba(35,48,59,.32);
  z-index:75;
  display:none;
  visibility:hidden;
  opacity:0;
  transition:opacity .22s ease;
}
.tz-scrim.show{ visibility:visible; opacity:1; }

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

.tz-hero{
  position:relative;
  padding:82px 0 64px;
  background:
    linear-gradient(rgba(246,249,252,.90), rgba(246,249,252,.96)),
    url('/assets/images/backpic/back-2.webp') center/cover;
  border-bottom:1px solid #e9eef5;
}
.hero-copy{ position:relative; z-index:2; }
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--color-primary);
  font-size:.85rem;font-weight:600;
  border:1px solid #dbe6f2;
  border-radius:999px;
  padding:7px 15px;
  margin-bottom:22px;
  box-shadow:0 3px 8px rgba(30,78,140,.05);
}
.hero-eyebrow i{ color:var(--color-accent); }
.tz-hero h1{
  max-width:650px;
  margin-bottom:20px;
  color:#16283b;
}
.tz-hero p.tz-lead{
  font-size:1.12rem;
  color:#506477;
  max-width:630px;
  line-height:1.95;
  margin-bottom:30px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:8px; }
.hero-tagline{
  margin-top:26px;
  color:#8799aa;
  font-size:.85rem;
  display:flex;
  align-items:center;
  gap:8px;
}
.hero-tagline i{ color:var(--color-accent); }
.hero-media{ position:relative; }
.hero-media-photo{
  border-radius:20px;
  box-shadow:0 24px 42px rgba(23,62,111,.14);
  overflow:hidden;
}
.hero-media-photo img{ width:100%; height:320px; object-fit:cover; }
.hero-float{
  position:absolute;
  right:-8px;
  bottom:-18px;
  background:#fff;
  border:1px solid #dee8f4;
  padding:13px 20px;
  border-radius:14px;
  font-size:.9rem;
  color:#1c456f;
  font-weight:600;
  box-shadow:0 16px 30px rgba(30,78,140,.13);
  display:flex;align-items:center;gap:10px;
}
.hero-float i{ color:var(--color-accent); font-size:1.2rem; }

.tz-stats{
  padding:42px 0 44px;
  background:#fff;
  border-bottom:1px solid #edf1f6;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-item{
  background:#F7F9FC;
  border:1px solid #eef2f7;
  border-radius:var(--radius-card);
  padding:24px 18px;
  text-align:center;
  transition:transform .16s ease, box-shadow .16s ease;
}
.stat-item:hover{ transform:translateY(-2px); box-shadow:var(--shadow-card); }
.stat-num{
  font-size:1.7rem;
  font-weight:800;
  color:var(--color-primary);
  letter-spacing:-.02em;
}
.stat-num small{ font-size:1rem; font-weight:600; }
.stat-label{ color:var(--color-muted); font-size:.88rem; }

.tz-cards{
  padding:4rem 0;
}
.section-head{
  margin-bottom:32px;
}
.section-head .tag{
  display:inline-block;
  background:rgba(232,163,61,.14);
  color:#A86619;
  border:1px solid rgba(232,163,61,.3);
  border-radius:999px;
  padding:4px 14px;
  font-size:.8rem;
  font-weight:600;
  margin-bottom:10px;
}
.section-head h2{ margin:6px 0 12px; }
.section-head p{ max-width:720px; color:var(--color-muted); }

.info-card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.info-card{
  background:#fff;
  border:1px solid #EAF0F7;
  border-radius:var(--radius-card);
  padding:26px 24px 24px;
  box-shadow:var(--shadow-card);
  position:relative;
  transition:transform .18s ease,box-shadow .18s ease;
}
.info-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow-card-hover); }
.info-card .ic-icon{
  width:50px;height:50px;
  background:#E7EEF8;
  border-radius:14px;
  color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;
  margin-bottom:18px;
}
.info-card h3{ margin-bottom:10px; font-size:1.15rem; }
.info-card p{ color:var(--color-muted); font-size:.95rem; line-height:1.8; }
.info-card .tc-more{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:14px;
  font-size:.9rem;font-weight:600;
  color:var(--color-primary);
}
.info-card .tc-more i{ font-size:.75rem; }

.tz-guide{
  background:#FFFFFF;
  border-top:1px solid #edf1f6;
  border-bottom:1px solid #edf1f6;
}
.two-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:start;
}
.check-list{
  list-style:none;
  margin-top:12px;
}
.check-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:14px 4px;
  border-bottom:1px dashed #edf0f4;
}
.check-list li:last-child{ border-bottom:none; }
.check-list i{
  margin-top:5px;
  color:var(--color-primary);
  font-size:1rem;
}
.check-list p{ margin:0; color:#354A5E; font-size:1rem; line-height:1.8; }
.check-list b{ color:var(--color-primary); font-weight:600; }
.guide-side{
  background:url('/assets/images/backpic/back-1.webp') center/cover;
  border-radius:22px;
  min-height:300px;
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:flex-end;
}
.guide-side-tip{
  background:#fff;
  border-radius:16px;
  padding:20px 24px;
  margin:0 0 20px 20px;
  max-width:300px;
  box-shadow:0 16px 36px rgba(23,62,111,.17);
}
.guide-side-tip span{
  display:flex;align-items:center;gap:8px;
  font-weight:700;
  color:var(--color-primary);
}
.guide-side-tip p{ margin:8px 0 0; font-size:.9rem; color:#506477; }

.tz-steps{
  padding:200px 0 4.5rem;
}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  counter-reset:step;
}
.step-card{
  background:#fff;
  border-radius:var(--radius-card);
  border:1px solid #e9f0f5;
  box-shadow:var(--shadow-card);
  padding:30px 24px;
  position:relative;
  overflow:hidden;
}
.step-card::before{
  counter-increment:step;
  content:"0" counter(step);
  position:absolute;
  right:-8px;
  top:-26px;
  font-size:6rem;
  font-weight:800;
  color:rgba(30,78,140,.06);
  line-height:1.3;
  letter-spacing:-.04em;
}
.step-card .step-ico{
  background:#EDF3FA;
  color:var(--color-primary);
  border-radius:14px;
  width:48px;height:48px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;
  margin-bottom:18px;
}
.step-card h3{ color:var(--color-primary); }
.step-card p{ color:#5b6d80; font-size:.96rem; }

.tz-scene{
  padding:4rem 0;
}
.scene-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:22px;
}
.scene-card{
  border-radius:18px;
  background:#fff;
  border:1px solid #eaf0f6;
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease, box-shadow .18s ease;
}
.scene-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-card-hover); }
.scene-thumb{ height:158px; overflow:hidden; }
.scene-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .35s ease; }
.scene-card:hover .scene-thumb img{ transform:scale(1.04); }
.scene-body{ padding:22px 20px 20px; }
.scene-body h3{ font-size:1.05rem; }
.scene-body p{ color:#667B8C; font-size:.9rem; line-height:1.75; }
.chip{
  display:inline-block;
  background:#eef3fa;
  border-radius:999px;
  color:var(--color-primary);
  font-size:.75rem;
  font-weight:600;
  padding:4px 12px;
  margin-bottom:12px;
}
.chip-amber{ background:#fcf3e4; color:#ac6d1c; }

.tz-faq-section{
  background:#fff;
  border-top:1px solid #edf1f6;
}
.faq-wrap{
  max-width:860px;
  margin:0 auto;
}
.faq-title{ text-align:center; margin-bottom:36px; }
.tz-faq{
  list-style:none;
}
.tz-faq .accordion-item{
  background:#F8FAFD;
  border:1px solid #E7EDF5;
  border-radius:14px;
  margin-bottom:14px;
  overflow:hidden;
}
.tz-faq .accordion-title{
  background:transparent;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  color:#22394F;
  font-weight:600;
  padding:18px 26px;
  border:none;
  position:relative;
  font-size:1.03rem;
  line-height:1.45;
}
.tz-faq .accordion-title:hover,
.tz-faq .accordion-title:focus{
  background:#edf3fa;
  color:var(--color-primary);
}
.tz-faq .accordion-title::before{ display:none; }
.tz-faq-icon{
  font-size:.85rem;
  color:var(--color-accent);
  transition:transform .2s;
  flex:0 0 16px;
}
.tz-faq .accordion-item.is-active .tz-faq-icon{
  transform:rotate(45deg);
}
.tz-faq .accordion-content{
  background:transparent;
  border:none;
  color:#5B6C7C;
  padding:2px 30px 22px 26px;
  font-size:.98rem;
  line-height:1.85;
}

.tz-cta{
  background:#f7f5f0;
  position:relative;
  overflow:hidden;
}
.tz-cta::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(30,78,140,.08) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.6;
}
.cta-inner{
  position:relative;
  background:rgba(255,255,255,.92);
  border:1px solid #e7dfd2;
  border-radius:24px;
  padding:52px 40px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  box-shadow:0 20px 46px rgba(133,110,70,.08);
}
.cta-text h2{ margin-bottom:6px; color:#1d3449; }
.cta-text p{ color:#61778c; margin:0; }
.cta-actions{ display:flex; flex-wrap:wrap; gap:14px; }
.t-btn-soft{
  background:var(--color-primary);
  color:#fff;
  border:1px solid var(--color-primary);
}
.t-btn-soft:hover{
  background:#173E6F;border-color:#173E6F;color:#fff;
  transform:translateY(-2px);
}

footer#globalFooter{
  background:#EDF1F6;
  padding:2.8rem 0 1.6rem;
  border-top:1px solid #d9e1eb;
  margin-top:1.5rem;
}

.tz-toast{
  position:fixed;
  bottom:28px; left:50%;
  transform:translate(-50%, 20px);
  background:#23303B;
  color:#fff;
  border-radius:10px;
  padding:13px 22px;
  font-size:.9rem;
  opacity:0;
  visibility:hidden;
  transition:.25s;
  z-index:120;
  box-shadow:0 12px 32px rgba(0,0,0,.2);
  white-space:nowrap;
}
.tz-toast.show{ opacity:1; visibility:visible; transform:translate(-50%,0); }

@media(min-width:1100px){
  .tz-sidebar{ transform:translateX(0); }
  .tz-main{ margin-left:280px; }
  .tz-sclose{ display:none; }
}

@media(max-width:1099px){
  .tz-mobile-top{ display:flex; }
  .tz-sclose{ display:flex; }
}

@media(max-width:900px){
  .container{ padding:0 24px; }
  .stats-grid{ grid-template-columns:repeat(2,1fr); }
  .info-card-grid{ grid-template-columns:1fr 1fr; }
  .steps-grid{ grid-template-columns:1fr 1fr; }
  .scene-grid{ grid-template-columns:1fr 1fr; }
}
@media(max-width:768px){
  :root{ --space-section:2.8rem; }
  .section{ padding:var(--space-section) 0; }
  .tz-hero{ padding:48px 0 30px; }
  .container{ padding:0 20px; }
  .stats-grid{ gap:12px; }
  .stat-item{ padding:16px 10px; }
  .stat-num{ font-size:1.35rem; }
  .stat-label{ font-size:.78rem; }
  .two-grid{ grid-template-columns:1fr; gap:24px; }
  .info-card-grid{ grid-template-columns:1fr; }
  .steps-grid{ grid-template-columns:1fr; }
  .scene-grid{ grid-template-columns:1fr; }
  .cta-inner{ padding:32px 24px; }
  .hero-actions{ gap:10px; }
  .hero-media-photo img{ height:250px; }
}

/* roulang page: category2 */
:root{
    --primary:#1E4E8C;
    --primary-dark:#173E6F;
    --accent:#E8A33D;
    --bg:#F5F7FA;
    --surface:#FFFFFF;
    --text:#23303B;
    --muted:#6B7A89;
    --line:#E6EAF0;
    --radius:14px;
    --radius-sm:8px;
    --shadow:0 4px 12px rgba(30,78,140,.06);
    --shadow-hover:0 8px 20px rgba(30,78,140,.11);
    --space-lg:4.5rem;
    --space-md:2.8rem;
    --side-width:268px;
    --font-stack:PingFang SC, Microsoft YaHei, Noto Sans CJK SC, "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after{ box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
    font-family:var(--font-stack);
    background:var(--bg);
    color:var(--text);
    font-size:1rem;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
}
img{ max-width:100%; display:block; height:auto;}
a{ color:var(--primary); text-decoration:none; transition:color .2s ease, background .2s ease, border .2s ease, box-shadow .2s ease;}
a:hover{ color:var(--primary-dark);}
button{ font-family:inherit;}
ul,ol{ list-style:none;}
h1,h2,h3,h4,h5,h6{ line-height:1.4; font-weight:700; color:var(--text);}
p{margin-bottom:1rem;}
.container{
    max-width:1200px;
    margin:0 auto;
    padding:0 clamp(20px, 4vw, 48px);
}
.page-frame{
    min-height:100vh;
    width:100%;
    display:flex;
    align-items:stretch;
    background:var(--surface);
}
.main-stage{
    flex:1;
    min-width:0;
    background:var(--bg);
    display:flex;
    flex-direction:column;
}

/* ===== buttons, tags, badges ===== */
.t-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    font-weight:600;
    border-radius:var(--radius-sm);
    height:48px;
    padding:0 1.6rem;
    font-size:.95rem;
    line-height:1;
    transition:all .2s ease;
    border:1px solid transparent;
    cursor:pointer;
    white-space:nowrap;
}
.t-btn:focus-visible,
.t-btn-primary:focus-visible,
.t-btn-secondary:focus-visible,
.t-btn-ghost:focus-visible{
    outline:3px solid rgba(30,78,140,.25);
    outline-offset:3px;
}
.t-btn-primary{
    background:var(--primary);
    color:#fff;
    box-shadow:0 6px 16px rgba(30,78,140,.18);
}
.t-btn-primary:hover,
.t-btn-primary:active{
    background:var(--primary-dark);
    color:#fff;
    transform:translateY(-2px);
    box-shadow:0 8px 20px rgba(30,78,140,.22);
}
.t-btn-primary:active{
    transform:none;
}
.t-btn-secondary{
    background:transparent;
    border-color:var(--primary);
    color:var(--primary);
}
.t-btn-secondary:hover,
.t-btn-secondary:active{
    background:var(--primary);
    color:#fff;
    border-color:var(--primary);
}
.t-btn-ghost{
    background:transparent;
    color:var(--primary);
    border-color:transparent;
    padding-left:6px;
    padding-right:6px;
}
.t-btn-ghost:hover{
    background:rgba(30,78,140,.06);
    color:var(--primary-dark);
}
.tag{
    display:inline-flex;
    align-items:center;
    height:30px;
    padding:0 14px;
    border-radius:999px;
    background:#EEF3F9;
    color:var(--primary);
    font-size:.8rem;
    font-weight:600;
    letter-spacing:.02em;
}
.chip-accent{
    background:rgba(232,163,61,.13);
    color:#a26216;
}

/* ===== topbar mobile ===== */
.topbar-mobile{
    background:#fff;
    height:68px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 1.25rem;
    border-bottom:1px solid var(--line);
    position:sticky;
    top:0;
    z-index:50;
}
.brand-mini{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:1.25rem;
    font-weight:700;
    color:var(--primary);
}
.brand-mini i{
    color:var(--accent);
    font-size:1.1rem;
}
.menu-hamburger{
    width:46px;
    height:46px;
    border:0;
    background:#F5F7FA;
    border-radius:10px;
    color:var(--primary);
    font-size:1.25rem;
    cursor:pointer;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    transition:background .2s ease;
}
.menu-hamburger:hover{
    background:#EAF0F7;
}

/* ===== off-canvas / mobile nav ===== */
.mobile-menu-canvas{
    width:300px;
    background:#fff;
    padding:1.4rem 1rem;
}
.mobile-menu-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 .25rem 1.2rem;
    border-bottom:1px solid var(--line);
}
.mobile-brand-row{
    display:inline-flex;
    align-items:center;
    gap:10px;
    color:var(--primary);
    font-size:1.25rem;
    font-weight:700;
}
.mobile-brand-row i{
    color:var(--accent);
    font-size:1.1rem;
}
.mobile-nav-list{
    margin-top:1.25rem;
    display:grid;
    gap:4px;
}
.mobile-nav-link{
    display:flex;
    align-items:center;
    gap:12px;
    min-height:52px;
    padding:.6rem .9rem;
    border-radius:12px;
    color:var(--text);
    font-weight:600;
    font-size:1rem;
}
.mobile-nav-link i{
    width:24px;
    color:var(--primary);
    opacity:.65;
}
.mobile-nav-link:hover,
.mobile-nav-link.is-active{
    background:#EDF4FB;
    color:var(--primary);
}
.mobile-nav-link.is-active i{
    color:var(--primary);
    opacity:1;
}
.mobile-nav-note{
    margin-top:1.5rem;
    background:#F7F9FC;
    border:1px solid var(--line);
    border-radius:14px;
    padding:1.1rem 1rem;
}
.mobile-nav-note p{
    font-size:.875rem;
    color:var(--muted);
    margin:0;
}
.mobile-nav-note a{
    display:inline-flex;
    align-items:center;
    gap:6px;
    margin-top:.75rem;
    font-size:.9rem;
    font-weight:600;
}
.close-button{
    color:var(--muted);
}

/* ===== Sidebar desktop nav ===== */
.side-nav{
    display:none;
    width:var(--side-width);
    flex:0 0 var(--side-width);
    background:var(--surface);
    border-right:1px solid var(--line);
    flex-direction:column;
    justify-content:space-between;
    position:sticky;
    top:0;
    align-self:flex-start;
    height:100vh;
    padding:2.1rem 1.5rem 1.8rem;
}
.side-brand{
    display:flex;
    align-items:center;
    gap:12px;
    color:var(--primary);
    font-size:1.35rem;
    font-weight:700;
    letter-spacing:-.02em;
}
.side-brand i{
    color:var(--accent);
    font-size:1.3rem;
}
.side-brand small{
    display:block;
    font-size:.75rem;
    font-weight:400;
    color:#A1AEB9;
    letter-spacing:.05em;
}
.main-nav{
    margin-top:2rem;
    flex:1;
}
.nav-label{
    font-size:.75rem;
    letter-spacing:.2em;
    color:#A5B1BE;
    margin:0 0 10px .1rem;
}
.nav-link{
    display:flex;
    align-items:center;
    gap:12px;
    min-height:50px;
    padding:.65rem .85rem;
    border-radius:12px;
    color:var(--text);
    font-weight:600;
    font-size:.95rem;
    margin-bottom:5px;
    transition:background .2s ease, color .2s ease;
}
.nav-link i{
    width:24px;
    color:var(--primary);
    opacity:.55;
    font-size:1.05rem;
}
.nav-link:hover{
    background:#F1F5FA;
    color:var(--primary-dark);
}
.nav-link.is-active{
    background:#EDF4FB;
    color:var(--primary);
    box-shadow:inset 4px 0 0 var(--primary);
}
.nav-link.is-active i{
    color:var(--primary);
    opacity:1;
}
.side-card{
    background:#F7F9FC;
    border:1px solid var(--line);
    border-radius:16px;
    padding:1.25rem 1.1rem;
}
.side-card p{
    font-size:.85rem;
    color:var(--muted);
    margin:0 0 1rem;
}
.side-card .t-btn{
    width:100%;
    padding:0 12px;
}

/* ===== Hero ===== */
.hero-panel{
    position:relative;
    overflow:hidden;
    padding:calc(3.8rem + 8px) 0 3.8rem;
    background:var(--bg);
}
.hero-panel::before{
    content:"";
    position:absolute;
    inset:0;
    background:url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
    opacity:.07;
    pointer-events:none;
}
.hero-panel::after{
    content:"";
    position:absolute;
    right:-120px;
    top:-120px;
    width:360px;
    height:360px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(30,78,140,.08), transparent 68%);
    pointer-events:none;
    z-index:0;
}
.hero-inner{
    position:relative;
    z-index:1;
}
.hero-copy .lead-text{
    font-size:1.125rem;
    line-height:1.9;
    color:var(--text);
    max-width:640px;
    margin:20px 0 26px;
}
.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    align-items:center;
}
.hero-meta-note{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    align-items:center;
    margin-top:30px;
    color:var(--muted);
    font-size:.875rem;
}
.hero-meta-note span{
    display:inline-flex;
    align-items:center;
    gap:8px;
}
.hero-meta-note i{
    color:var(--accent);
    font-size:.9rem;
}
.hero-figure{
    position:relative;
    border-radius:22px;
    overflow:hidden;
    box-shadow:var(--shadow);
    background:#fff;
}
.hero-figure img{
    width:100%;
    min-height:220px;
    object-fit:cover;
    aspect-ratio:4 / 3;
}
.hero-figure-tag{
    position:absolute;
    left:14px;
    bottom:14px;
    background:rgba(255,255,255,.9);
    backdrop-filter:blur(3px);
    color:var(--primary);
    border-radius:10px;
    padding:.4rem .85rem;
    font-size:.84rem;
    font-weight:600;
    border:1px solid rgba(255,255,255,.7);
}

/* ===== common section ===== */
.page-section{
    padding:var(--space-lg) 0;
}
.page-section.tight-top{
    padding-top:1rem;
}
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:.8rem;
    font-weight:600;
    letter-spacing:.25em;
    color:var(--accent);
    text-transform:uppercase;
    margin-bottom:10px;
}
.section-title{
    font-size:clamp(1.8rem, 3vw, 2.6rem);
    letter-spacing:-.02em;
    margin-bottom:16px;
}
.section-lead{
    font-size:1.05rem;
    line-height:1.9;
    color:var(--muted);
    max-width:760px;
    margin-bottom:0;
}
.section-divider{
    border:0;
    height:1px;
    background:var(--line);
    max-width:1160px;
    margin:0 auto;
}

/* cards */
.front-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    padding:1.7rem 1.5rem;
    box-shadow:var(--shadow);
    height:100%;
    transition:transform .2s ease, box-shadow .2s ease;
}
.front-card:hover{
    box-shadow:var(--shadow-hover);
}
.icon-badge{
    width:46px;
    height:46px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    background:#EDF4FB;
    color:var(--primary);
    font-size:1.15rem;
    margin-bottom:1rem;
}
.icon-badge.accent{
    background:rgba(232,163,61,.14);
    color:#a26216;
}
.front-card h3{
    font-size:1.2rem;
    margin-bottom:10px;
}
.front-card p{
    color:var(--muted);
    font-size:.95rem;
    line-height:1.8;
    margin:0;
}

/* process steps */
.step-card{
    height:100%;
    border-radius:18px;
    border:1px solid var(--line);
    background:var(--surface);
    padding:1.6rem 1.5rem;
    position:relative;
}
.step-num{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:42px;
    height:42px;
    border-radius:50%;
    background:var(--primary);
    color:#fff;
    font-weight:700;
    font-size:1rem;
    margin-bottom:16px;
    box-shadow:0 6px 14px rgba(30,78,140,.2);
}
.step-card h3{
    font-size:1.15rem;
    margin-bottom:10px;
}
.step-card p{
    color:var(--muted);
    font-size:.95rem;
    line-height:1.8;
    margin:0;
}

/* scene list */
.scene-list{
    display:grid;
    gap:12px;
    margin-top:24px;
}
.scene-item{
    display:flex;
    gap:14px;
    align-items:flex-start;
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    padding:1.2rem 1.3rem;
}
.scene-item i{
    width:34px;
    height:34px;
    flex:0 0 34px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:#EDF4FB;
    color:var(--primary);
    border-radius:10px;
    font-size:.95rem;
    margin-top:3px;
}
.scene-item h4{
    font-size:1rem;
    margin-bottom:6px;
}
.scene-item p{
    margin:0;
    color:var(--muted);
    font-size:.92rem;
    line-height:1.7;
}

/* category guide cards */
.guide-card{
    background:#fff;
    border-radius:16px;
    border:1px solid var(--line);
    overflow:hidden;
    height:100%;
    transition:transform .2s ease, box-shadow .2s ease;
}
.guide-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
}
.guide-card-top{
    padding:1.4rem 1.5rem 0;
    display:flex;
    align-items:center;
    justify-content:space-between;
}
.guide-card-top .link-arrow{
    color:var(--primary);
    font-size:.95rem;
}
.guide-card h3{
    font-size:1.1rem;
    padding:0 1.5rem;
    margin-top:.6rem;
}
.guide-card p{
    padding:0 1.5rem 1.5rem;
    color:var(--muted);
    font-size:.92rem;
    line-height:1.75;
    margin:10px 0 0;
}
.guide-icon{
    width:44px;
    height:44px;
    border-radius:12px;
    background:#EAF0F7;
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--primary);
    font-size:1rem;
}

/* other category strip */
.sibling-strip{
    background:#EDF4FB;
    border:1px solid #D7E2EE;
    border-radius:20px;
    padding:1.7rem 1.5rem;
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    align-items:center;
    justify-content:space-between;
    margin-top:2.4rem;
}
.sibling-strip p{
    margin:0;
    font-weight:600;
    color:var(--primary);
}
.sibling-links{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}
.sibling-link{
    background:#fff;
    border-radius:10px;
    padding:.5rem .9rem;
    font-size:.9rem;
    font-weight:600;
    color:var(--primary);
    display:inline-flex;
    gap:8px;
    align-items:center;
    border:1px solid #D7E2EE;
}
.sibling-link:hover{
    background:var(--primary);
    color:#fff;
    border-color:var(--primary);
}

/* checklist inspection */
.inspect-wrap{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:20px;
    padding:1.6rem 1.7rem;
    box-shadow:var(--shadow);
}
.inspect-list{
    display:grid;
    gap:10px;
}
.inspect-item{
    display:flex;
    gap:12px;
    padding:1rem 1rem;
    background:#F7F9FC;
    border-radius:14px;
}
.inspect-item .check-box{
    flex:0 0 44px;
    width:44px;
    height:44px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--primary);
    color:#fff;
    border-radius:11px;
}
.inspect-item h4{
    font-size:1rem;
    margin-bottom:6px;
}
.inspect-item p{
    margin:0;
    color:var(--muted);
    font-size:.92rem;
    line-height:1.75;
}

/* flow / hint callout */
.hint-box{
    display:flex;
    gap:14px;
    background:rgba(232,163,61,.09);
    border:1px solid rgba(232,163,61,.33);
    border-radius:14px;
    padding:1.1rem 1.3rem;
    font-size:.95rem;
    line-height:1.8;
    color:#624716;
}
.hint-box i{
    color:var(--accent);
    margin-top:3px;
}
.hint-box strong{
    color:#432f0e;
}

/* FAQ */
.faq-wrap{
    max-width:900px;
}
.faq-heading{
    margin-bottom:28px;
}
.v-accordion{
    margin-top:0;
}
.v-accordion .accordion-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    margin-bottom:14px;
    overflow:hidden;
    box-shadow:0 2px 8px rgba(30,78,140,.03);
}
.v-accordion .accordion-title{
    min-height:62px;
    background:var(--surface);
    display:flex;
    align-items:center;
    padding:1rem 54px 1rem 1.4rem;
    font-size:1rem;
    color:var(--text);
    font-weight:600;
    line-height:1.6;
    border-radius:16px;
}
.v-accordion .accordion-title:hover,
.v-accordion .accordion-title.is-active{
    background:#F9FBFC;
    color:var(--primary);
}
.v-accordion .accordion-title::before{
    content:none;
}
.v-accordion .accordion-title::after{
    content:"\002B";
    position:absolute;
    right:20px;
    top:50%;
    transform:translateY(-50%);
    width:28px;
    height:28px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    background:#EDF4FB;
    color:var(--primary);
    font-size:1.1rem;
    font-weight:400;
    transition:transform .2s ease, background .2s ease;
}
.v-accordion .accordion-item.is-active > .accordion-title::after{
    content:"\2212";
    background:var(--primary);
    color:#fff;
}
.v-accordion .accordion-content{
    background:#fff;
    border-top:1px solid var(--line);
    padding:0 1.4rem 1.2rem;
}
.v-accordion .accordion-content p{
    color:var(--muted);
    font-size:.97rem;
    line-height:1.85;
    margin:1rem 0 0;
}

/* CTA */
.cta-panel{
    position:relative;
    overflow:hidden;
    background:#EDF4FB;
    border:1px solid #D9E4EF;
    border-radius:28px;
    padding:3rem 2rem;
    text-align:center;
}
.cta-panel::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(rgba(30,78,140,.12) 1px, transparent 1px);
    background-size:24px 24px;
    opacity:.5;
}
.cta-centered{
    position:relative;
    z-index:1;
    max-width:680px;
    margin:0 auto;
}
.cta-centered h2{
    font-size:clamp(1.6rem, 3vw, 2.3rem);
}
.cta-centered p{
    color:var(--muted);
    margin-top:.7rem;
    margin-bottom:1.6rem;
}
.cta-actions{
    display:flex;
    justify-content:center;
    gap:12px;
    flex-wrap:wrap;
}

/* breadcrumb style strip */
.breadcrumb-strip{
    background:#EEF3F9;
    border-bottom:1px solid var(--line);
    padding:.7rem 0;
    font-size:.85rem;
    color:var(--muted);
}
.breadcrumb-strip .container{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
}
.breadcrumb-strip a{
    color:var(--muted);
}
.breadcrumb-strip a:hover{
    color:var(--primary);
}
.breadcrumb-strip span{
    opacity:.55;
    font-size:.8rem;
}

/* responsive section */
@media (min-width:64em){
    .side-nav{
        display:flex;
    }
    .topbar-mobile{
        display:none;
    }
}
@media (max-width:63.99875em){
    .side-nav{
        display:none;
    }
    .topbar-mobile{
        display:flex;
    }
}
@media (max-width:767px){
    :root{
        --space-lg:3.2rem;
    }
    .hero-panel{
        padding:2rem 0 2.8rem;
    }
    .hero-actions .t-btn{
        width:100%;
    }
    .faq-wrap{
        margin-top:0;
    }
    .cta-panel{
        padding:2.2rem 1.2rem;
        border-radius:20px;
    }
    .sibling-strip{
        align-items:flex-start;
        flex-direction:column;
    }
    .scene-item{
        padding:1rem;
    }
    .inspect-wrap{
        padding:1.1rem;
    }
    .guide-card p{
        padding-bottom:1.1rem;
    }
    .hint-box{
        padding:1rem;
    }
}
@media (prefers-reduced-motion:reduce){
    *, *::before, *::after{
        scroll-behavior:auto !important;
        transition:none !important;
    }
}
@media (hover:hover){
    .side-nav .nav-link.is-active:hover{
        background:#E3EEF8;
    }
}