/* roulang page: index */
:root{
    --primary:#0F766E;
    --primary-dark:#134E4A;
    --primary-deeper:#0B5C53;
    --accent:#F97316;
    --accent-deep:#EA580C;
    --accent-bg:#FFF4EA;
    --page-bg:#F4F6F3;
    --card-bg:#FFFFFF;
    --text-main:#1C2B24;
    --text-sub:#64796F;
    --text-weak:#94A39B;
    --border:#DCE4DE;
    --radius-card:12px;
    --radius-btn:999px;
    --radius-input:10px;
    --shadow-normal:0 1px 2px rgba(15,118,110,0.05);
    --shadow-hover:0 8px 24px rgba(15,118,110,0.12);
    --font-main:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    --space-section:64px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
    font-family:var(--font-main);
    background:var(--page-bg);
    color:var(--text-main);
    line-height:1.6;
    font-size:16px;
    -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:color .2s;}
a:hover{color:var(--primary-deeper);}
img{max-width:100%;height:auto;display:block;}
.container{max-width:1200px;padding-left:16px;padding-right:16px;}
section{position:relative;}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.3;color:var(--text-main);}
.btn{
    height:44px;padding:0 24px;border-radius:var(--radius-btn);
    font-weight:600;font-size:15px;display:inline-flex;align-items:center;justify-content:center;
    border:none;cursor:pointer;transition:all .25s ease;
}
.btn-primary{
    background:var(--primary);color:#fff;
}
.btn-primary:hover{background:var(--primary-deeper);color:#fff;box-shadow:0 4px 12px rgba(15,118,110,0.25);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-deep);color:#fff;box-shadow:0 4px 12px rgba(249,115,22,0.25);}
.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid var(--primary);}
.btn-ghost:hover{background:var(--primary);color:#fff;}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn:focus-visible,.icon-btn:focus-visible,.nav-link:focus-visible,a:focus-visible{
    outline:2px solid var(--accent);outline-offset:2px;
}
.icon-btn{
    width:38px;height:38px;border-radius:50%;border:none;background:transparent;
    color:var(--text-sub);display:inline-flex;align-items:center;justify-content:center;
    cursor:pointer;transition:all .2s;
}
.icon-btn:hover{background:rgba(15,118,110,0.08);color:var(--primary);}
.section{padding:var(--space-section) 0;}
.section-title{
    font-size:28px;font-weight:700;color:var(--text-main);
    margin-bottom:24px;position:relative;
}
.section-title::after{
    content:'';display:block;width:36px;height:3px;background:var(--accent);
    border-radius:3px;margin-top:8px;
}
.section-head{
    display:flex;align-items:center;justify-content:space-between;
    margin-bottom:28px;flex-wrap:wrap;gap:12px;
}
.section-head .section-title{margin-bottom:0;}
.section-head .view-all{
    color:var(--primary);font-size:14px;font-weight:500;
    display:inline-flex;align-items:center;gap:6px;
    transition:color .2s;
}
.section-head .view-all:hover{color:var(--accent);}
.tag-pill{
    display:inline-flex;align-items:center;
    background:var(--accent-bg);color:var(--primary);
    font-size:12px;font-weight:500;padding:3px 12px;
    border-radius:var(--radius-btn);white-space:nowrap;
}
.date-weak{font-size:12px;color:var(--text-weak);}

/* header */
.site-header{
    position:sticky;top:0;z-index:1000;
    background:rgba(244,246,243,0.92);
    backdrop-filter:blur(8px);
    transition:box-shadow .3s, background .3s;
    border-bottom:1px solid var(--border);
}
.site-header.scrolled{
    background:rgba(255,255,255,0.97);
    box-shadow:0 2px 20px rgba(15,118,110,0.08);
}
.header-brand-row{
    display:flex;align-items:center;justify-content:space-between;
    height:56px;gap:16px;
}
.brand-logo{
    font-size:20px;font-weight:800;color:var(--primary-dark);
    letter-spacing:0.5px;display:flex;align-items:center;gap:8px;
    white-space:nowrap;
}
.brand-logo i{color:var(--accent);font-size:22px;}
.header-actions{display:flex;align-items:center;gap:6px;}
.btn-login{
    height:36px;padding:0 18px;border-radius:var(--radius-btn);
    background:var(--primary);color:#fff;font-size:14px;font-weight:500;
    display:inline-flex;align-items:center;gap:6px;transition:all .2s;
}
.btn-login:hover{background:var(--primary-deeper);color:#fff;}
.header-nav-row{
    display:flex;align-items:center;justify-content:space-between;
    min-height:44px;border-top:1px solid rgba(220,228,222,0.6);
    padding:4px 0;
}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav .nav-link{
    display:inline-flex;align-items:center;
    font-size:15px;font-weight:500;color:var(--text-main);
    padding:8px 16px;border-radius:6px;position:relative;
    transition:color .2s, background .2s;
}
.main-nav .nav-link:hover{color:var(--primary);background:rgba(15,118,110,0.06);}
.main-nav .nav-link.active{
    color:var(--primary);font-weight:600;
}
.main-nav .nav-link.active::after{
    content:'';position:absolute;bottom:0;left:16px;right:16px;
    height:3px;background:var(--primary);border-radius:3px 3px 0 0;
}
.hot-words{
    display:flex;align-items:center;gap:6px;
    font-size:13px;color:var(--text-sub);
    flex-shrink:0;
}
.hot-words .hot-label{color:var(--text-weak);font-size:12px;}
.hot-words a{color:var(--text-sub);padding:4px 10px;border-radius:var(--radius-btn);background:var(--card-bg);font-size:12px;transition:all .2s;}
.hot-words a:hover{color:var(--primary);background:var(--accent-bg);}
.navbar-toggler{
    display:none;background:none;border:1px solid var(--border);
    border-radius:8px;width:38px;height:38px;
    color:var(--main);font-size:16px;cursor:pointer;
    align-items:center;justify-content:center;
}

/* hero */
.hero-section{
    min-height:520px;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    position:relative;display:flex;align-items:center;
    overflow:hidden;
}
.hero-section::before{
    content:'';position:absolute;inset:0;
    background:linear-gradient(135deg,rgba(19,78,74,0.92) 0%,rgba(15,118,110,0.75) 50%,rgba(15,118,110,0.45) 100%);
}
.hero-section::after{
    content:'';position:absolute;inset:0;
    background:rgba(28,43,36,0.1);
}
.hero-content{
    position:relative;z-index:2;width:100%;
    padding:60px 0;
}
.hero-content .container{max-width:1000px;margin:0;}
.hero-title{
    font-size:36px;font-weight:800;color:#fff;
    line-height:1.3;margin-bottom:16px;max-width:600px;
}
.hero-sub{
    font-size:16px;color:rgba(255,255,255,0.92);
    line-height:1.7;margin-bottom:32px;max-width:520px;
    font-weight:400;
}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px;}
.hero-btns .btn-hero-primary{
    background:#fff;color:var(--primary-dark);height:44px;
}
.hero-btns .btn-hero-primary:hover{background:var(--accent);color:#fff;box-shadow:0 4px 16px rgba(0,0,0,0.15);}
.hero-btns .btn-hero-ghost{
    background:rgba(255,255,255,0.14);color:#fff;border:1.5px solid rgba(255,255,255,0.65);
}
.hero-btns .btn-hero-ghost:hover{background:rgba(255,255,255,0.28);border-color:#fff;}
.hero-capsules{
    display:flex;gap:10px;flex-wrap:wrap;
}
.hero-capsules .capsule{
    background:rgba(255,255,255,0.85);color:var(--text-main);
    border-radius:var(--radius-btn);padding:8px 18px;
    font-size:13px;font-weight:500;display:inline-flex;align-items:center;gap:6px;
    transition:all .2s;box-shadow:0 2px 6px rgba(0,0,0,0.08);
}
.hero-capsules .capsule i{color:var(--primary);}
.hero-capsules .capsule:hover{background:#fff;transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.12);color:var(--primary);}

/* collection cards */
.collection-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.collection-card{
    background:var(--card-bg);border:1px solid var(--border);
    border-radius:var(--radius-card);overflow:hidden;
    transition:transform .3s, box-shadow .3s;
    box-shadow:var(--shadow-normal);
    display:flex;flex-direction:column;
}
.collection-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-hover);
}
.collection-card .card-cover{
    aspect-ratio:16/9;overflow:hidden;
}
.collection-card .card-cover img{
    width:100%;height:100%;object-fit:cover;
    transition:transform .4s;
}
.collection-card:hover .card-cover img{transform:scale(1.03);}
.collection-card .card-body{
    padding:20px 20px 18px;display:flex;flex-direction:column;flex:1;
}
.collection-card .card-title{
    font-size:20px;font-weight:600;margin-bottom:8px;
    line-height:1.4;
}
.collection-card .card-desc{
    font-size:14px;color:var(--text-sub);line-height:1.6;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;margin-bottom:14px;flex:1;
}
.collection-card .card-meta{
    display:flex;align-items:center;justify-content:space-between;
    border-top:1px solid #EEF2EF;padding-top:12px;
}

/* feature section */
.feature-section{
    background:var(--card-bg);
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
}
.feature-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:32px;
}
.feature-main .feature-main-card{
    display:flex;flex-direction:column;height:100%;
    border:1px solid var(--border);border-radius:var(--radius-card);
    overflow:hidden;transition:box-shadow .3s;
    background:var(--card-bg);
}
.feature-main-card:hover{box-shadow:var(--shadow-hover);}
.feature-main-card .feature-cover{
    aspect-ratio:16/10;overflow:hidden;
}
.feature-main-card .feature-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.feature-main-card:hover .feature-cover img{transform:scale(1.02);}
.feature-main-card .feature-content{padding:24px;}
.feature-main-card .feature-label{
    font-size:12px;color:var(--accent);background:var(--accent-bg);
    padding:3px 10px;border-radius:var(--radius-btn);display:inline-block;margin-bottom:10px;
    font-weight:500;
}
.feature-main-card .feature-title{font-size:22px;font-weight:700;margin-bottom:8px;}
.feature-main-card .feature-desc{
    font-size:14px;color:var(--text-sub);line-height:1.7;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-list{display:flex;flex-direction:column;gap:12px;}
.feature-list-item{
    display:flex;align-items:center;gap:14px;
    background:var(--card-bg);border:1px solid var(--border);
    border-radius:var(--radius-card);padding:12px;
    transition:all .25s;
}
.feature-list-item:hover{border-color:var(--primary);box-shadow:0 4px 12px rgba(15,118,110,0.08);}
.feature-list-item .thumb{
    width:88px;height:66px;border-radius:8px;object-fit:cover;flex-shrink:0;
}
.feature-list-item .item-content{flex:1;min-width:0;}
.feature-list-item .item-title{
    font-size:15px;font-weight:600;color:var(--text-main);
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
    margin-bottom:3px;
}
.feature-list-item .item-desc{
    font-size:13px;color:var(--text-sub);line-height:1.4;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.feature-list-item .item-meta{
    display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-weak);
}

/* cms section */
.cms-section{background:var(--page-bg);}
.cms-list-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:20px;
}
.cms-list-item{
    background:var(--card-bg);border:1px solid var(--border);
    border-radius:var(--radius-card);padding:22px;
    transition:all .25s;
}
.cms-list-item:hover{border-color:var(--primary);box-shadow:var(--shadow-hover);}
.cms-item-head{
    display:flex;align-items:center;justify-content:space-between;
    margin-bottom:8px;
}
.cms-item-cat{font-size:12px;font-weight:500;color:var(--accent);}
.cms-item-date{font-size:12px;color:var(--text-weak);}
.cms-list-item h3{
    font-size:17px;font-weight:600;line-height:1.4;
    margin-bottom:6px;
}
.cms-list-item h3 a{color:var(--text-main);}
.cms-list-item h3 a:hover{color:var(--primary);}
.cms-list-item .cms-desc{
    font-size:14px;color:var(--text-sub);line-height:1.6;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    margin-bottom:10px;
}
.cms-item-link{
    font-size:13px;font-weight:500;color:var(--primary);
    display:inline-flex;align-items:center;gap:4px;
}
.cms-item-link:hover{color:var(--accent);gap:8px;}
.cms-empty{
    grid-column:1/-1;display:flex;align-items:center;justify-content:center;
    background:white;border-radius:var(--radius-card);
    border:2px dashed var(--border);min-height:160px;
}
.cms-empty i{font-size:32px;color:var(--text-weak);margin-bottom:8px;}
.cms-empty p{color:var(--text-weak);font-size:14px;}

/* related */
.related-scroll{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.related-card{
    background:var(--card-bg);border:1px solid var(--border);
    border-radius:var(--radius-card);overflow:hidden;
    transition:transform .3s, box-shadow .3s;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.related-card .related-cover{aspect-ratio:16/9;overflow:hidden;}
.related-card .related-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.related-card:hover .related-cover img{transform:scale(1.04);}
.related-card .related-body{padding:16px;}
.related-card .related-title{font-size:14px;font-weight:600;line-height:1.4;}
.related-card .related-title a{color:var(--text-main);}
.related-card .related-title a:hover{color:var(--primary);}
.related-card .related-date{margin-top:8px;}

/* faq */
.faq-section{background:var(--card-bg);border-top:1px solid var(--border);}
.accordion-item{
    border:1px solid var(--border)!important;
    border-radius:var(--radius-card)!important;
    margin-bottom:12px;
    box-shadow:none!important;
}
.accordion-button{
    font-size:15px!important;font-weight:600!important;color:var(--text-main)!important;
    padding:18px 20px!important;
    background:var(--card-bg)!important;
    border-radius:var(--radius-card)!important;
    box-shadow:none!important;
}
.accordion-button:not(.collapsed){
    color:var(--primary)!important;
    background:rgba(15,118,110,0.03)!important;
}
.accordion-button:focus{box-shadow:none!important;outline:2px solid var(--accent);outline-offset:-2px;}
.accordion-button:hover{
    color:var(--primary)!important;
    border-left:3px solid var(--primary);
}
.accordion-body{
    color:var(--text-sub)!important;font-size:14px!important;line-height:1.7!important;
    border-top:1px solid var(--border);
}

/* cta section */
.cta-section{
    background:var(--primary-dark);
    padding:56px 0;text-align:center;
}
.cta-section h2{
    color:#fff;font-size:28px;font-weight:700;margin-bottom:8px;
}
.cta-section .cta-sub{
    color:rgba(209,229,219,0.85);font-size:14px;margin-bottom:24px;
}
.cta-btns{
    display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:20px;
}
.cta-btns .btn-fav{background:var(--accent);color:#fff;}
.cta-btns .btn-fav:hover{background:var(--accent-deep);}
.cta-btns .btn-share{background:#fff;color:var(--primary-dark);}
.cta-btns .btn-share:hover{background:var(--accent-bg);color:var(--primary);}
.cta-note{font-size:12px;color:rgba(209,229,219,0.65);margin-bottom:24px;}
.subscribe-form{
    display:flex;gap:8px;justify-content:center;max-width:420px;margin:0 auto;
}
.subscribe-form input{
    flex:1;height:44px;border-radius:var(--radius-input);
    border:1px solid rgba(255,255,255,0.3);
    background:rgba(255,255,255,0.12);color:#fff;
    padding:0 16px;font-size:14px;outline:none;
    transition:all .2s;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,0.6);}
.subscribe-form input:focus{
    border-color:var(--accent);background:rgba(255,255,255,0.22);
    box-shadow:0 0 0 3px rgba(249,115,22,0.2);
}
.subscribe-form .btn{
    background:var(--accent);color:#fff;white-space:nowrap;
}
.subscribe-form .btn:hover{background:var(--accent-deep);}

/* footer */
.site-footer{
    background:var(--primary-dark);color:rgba(209,229,219,0.85);
    padding:56px 0 0;
}
.footer-grid{
    display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;
    margin-bottom:40px;
}
.footer-brand .footer-logo{
    font-size:19px;font-weight:800;color:#fff;margin-bottom:12px;
    display:flex;align-items:center;gap:8px;
}
.footer-brand .footer-logo i{color:var(--accent);}
.footer-brand p{
    font-size:13px;line-height:1.7;color:rgba(209,229,219,0.75);
    max-width:280px;
}
.footer-col h4{
    color:#fff;font-size:15px;font-weight:600;margin-bottom:14px;
}
.footer-col ul{list-style:none;padding:0;}
.footer-col ul li{margin-bottom:8px;}
.footer-col ul a{
    color:rgba(209,229,219,0.75);font-size:13px;
    transition:color .2s;display:inline-flex;align-items:center;gap:6px;
}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{
    font-size:13px;color:rgba(209,229,219,0.75);
    margin-bottom:8px;display:flex;align-items:center;gap:8px;
}
.footer-contact i{color:var(--accent);width:16px;text-align:center;}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,0.12);
    padding:20px 0;display:flex;align-items:center;
    justify-content:space-between;flex-wrap:wrap;gap:8px;
    font-size:12px;color:rgba(209,229,219,0.55);
}

/* responsive */
@media (max-width:991.98px){
    .navbar-toggler{display:inline-flex;}
    .header-nav-row{
        display:block;border-top:none;
    }
    .main-nav{
        flex-direction:column;align-items:stretch;
        padding:8px 0;
    }
    .main-nav .nav-link{
        padding:12px 12px;border-radius:8px;
    }
    .main-nav .nav-link.active::after{
        display:none;
    }
    .main-nav .nav-link.active{
        background:rgba(15,118,110,0.08);
        border-left:3px solid var(--primary);
    }
    .hot-words{
        padding:8px 0 12px;flex-wrap:wrap;
    }
    .collection-grid{grid-template-columns:1fr 1fr;}
    .feature-grid{grid-template-columns:1fr;}
    .cms-list-grid{grid-template-columns:1fr;}
    .related-scroll{grid-template-columns:1fr 1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767.98px){
    :root{--space-section:40px;}
    .section-title{font-size:24px;}
    .hero-section{min-height:320px;}
    .hero-title{font-size:30px;}
    .hero-sub{font-size:15px;}
    .collection-grid{grid-template-columns:1fr;}
    .related-scroll{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .cta-section h2{font-size:24px;}
    .subscribe-form{flex-direction:column;}
    .subscribe-form input{width:100%;}
    .hero-capsules .capsule{padding:6px 14px;font-size:12px;}
}
@media (max-width:575.98px){
    .container{padding-left:12px;padding-right:12px;}
    .hero-btns .btn{width:100%;}
    .feature-list-item .thumb{width:72px;height:54px;}
    .feature-main-card .feature-title{font-size:19px;}
    .cms-list-item{padding:16px;}
    .footer-bottom{flex-direction:column;justify-content:center;text-align:center;}
}

/* roulang page: article */
:root {
            --primary: #0F766E;
            --primary-dark: #134E4A;
            --primary-darker: #0B5C53;
            --accent: #F97316;
            --accent-dark: #EA580C;
            --accent-bg: #FFF4EA;
            --bg: #F4F6F3;
            --card-bg: #FFFFFF;
            --text: #1C2B24;
            --text-secondary: #64796F;
            --text-muted: #94A39B;
            --border: #DCE4DE;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 1px 2px rgba(15,118,110,0.05);
            --shadow-hover: 0 8px 24px rgba(15,118,110,0.12);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-darker);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1200px;
        }

        /* ========== Header & Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(244, 246, 243, 0.95);
            border-bottom: 1px solid transparent;
            transition: var(--transition);
            backdrop-filter: none;
        }
        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.96);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
            border-bottom-color: var(--border);
        }
        .header-brand-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0 6px;
        }
        .brand-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary-dark);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }
        .brand-logo i {
            color: var(--accent);
            font-size: 26px;
            transition: transform 0.3s ease;
        }
        .brand-logo:hover i {
            transform: rotate(-8deg) scale(1.05);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .icon-btn:hover {
            background: rgba(15, 118, 110, 0.1);
            color: var(--primary);
        }
        .icon-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-login {
            height: 36px;
            padding: 0 18px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: none;
            transition: var(--transition);
        }
        .btn-login:hover {
            background: var(--primary-darker);
            color: #fff;
            box-shadow: 0 4px 12px rgba(15, 118, 110, 0.25);
        }
        .btn-login:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 18px;
            color: var(--text);
            width: 38px;
            height: 38px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }
        .navbar-toggler:hover {
            background: rgba(15, 118, 110, 0.08);
            color: var(--primary);
        }
        .header-nav-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
        }
        .main-nav {
            display: flex;
            gap: 32px;
            align-items: center;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 2px;
            text-decoration: none;
            border-bottom: 3px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link:hover {
            color: var(--primary);
            border-bottom-color: rgba(15, 118, 110, 0.3);
        }
        .nav-link.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
        }
        .hot-words {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
        }
        .hot-label {
            color: var(--accent);
            font-weight: 700;
            background: var(--accent-bg);
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
        }
        .hot-words a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }
        .hot-words a:hover {
            color: var(--primary);
        }

        /* ========== Article Main ========== */
        .article-main {
            padding: 48px 0 72px;
        }
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-breadcrumb {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px;
        }
        .article-breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .article-breadcrumb a:hover {
            color: var(--primary);
        }
        .article-breadcrumb .sep {
            margin: 0 6px;
            color: var(--border);
            font-size: 12px;
        }
        .article-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.35;
            margin-bottom: 18px;
            letter-spacing: 0.2px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 14px;
            color: var(--text-muted);
            padding-bottom: 22px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 32px;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--primary);
            font-size: 13px;
        }
        .article-content {
            font-size: 17px;
            line-height: 1.85;
            color: #33463B;
            word-break: break-word;
        }
        .article-content p {
            margin-bottom: 1.6em;
        }
        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 36px 0 16px;
            color: var(--text);
            padding-left: 14px;
            border-left: 4px solid var(--primary);
        }
        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--text);
        }
        .article-content img {
            max-width: 100%;
            border-radius: var(--radius-sm);
            margin: 20px 0;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--accent);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(15, 118, 110, 0.05);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 28px 0;
            color: var(--text-secondary);
        }
        .article-content blockquote p {
            margin-bottom: 0;
        }
        .article-content code {
            background: #EEF2EF;
            padding: 3px 8px;
            border-radius: 6px;
            font-size: 0.9em;
            color: var(--primary-dark);
            font-family: "SFMono-Regular", Consolas, monospace;
        }
        .article-content pre {
            background: #EEF2EF;
            padding: 18px;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            margin: 20px 0;
            border: 1px solid var(--border);
        }
        .article-content pre code {
            background: transparent;
            padding: 0;
        }
        .article-content ul,
        .article-content ol {
            margin: 16px 0;
            padding-left: 24px;
        }
        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 15px;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }
        .article-content table th {
            background: var(--bg);
            font-weight: 600;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 26px;
            border-top: 1px solid var(--border);
        }
        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: var(--accent-bg);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 999px;
            transition: var(--transition);
        }
        .tag-item:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .tag-item i {
            font-size: 11px;
        }

        /* ========== Not Found ========== */
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 2px dashed var(--border);
        }
        .not-found-box i {
            font-size: 52px;
            color: var(--text-muted);
            margin-bottom: 20px;
            display: inline-block;
        }
        .not-found-box h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .not-found-box p {
            color: var(--text-secondary);
            margin-bottom: 28px;
            font-size: 15px;
        }

        /* ========== Related Section ========== */
        .related-section {
            background: var(--bg);
            padding: 64px 0;
            border-top: 1px solid var(--border);
        }
        .related-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 40px;
            text-align: center;
            position: relative;
        }
        .related-title::after {
            content: "";
            display: block;
            width: 56px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 14px auto 0;
        }
        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(15, 118, 110, 0.3);
        }
        .related-thumb {
            width: 100%;
            height: 170px;
            object-fit: cover;
            display: block;
        }
        .related-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-body h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-body p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 14px;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .related-time {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .return-entry {
            margin-top: 48px;
            text-align: center;
        }

        /* ========== Buttons ========== */
        .btn {
            height: 44px;
            padding: 0 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            cursor: pointer;
            line-height: 1;
        }
        .btn-lg {
            height: 50px;
            padding: 0 34px;
            font-size: 16px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-darker);
            color: #fff;
            box-shadow: 0 6px 18px rgba(15, 118, 110, 0.3);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            background: var(--primary-darker);
            transform: translateY(0);
        }
        .btn-outline-primary {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(15, 118, 110, 0.2);
        }
        .btn-outline-primary:active {
            background: var(--primary-darker);
            border-color: var(--primary-darker);
        }
        .btn:focus-visible,
        .btn-outline-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-link-custom {
            background: transparent;
            border: none;
            color: var(--primary);
            font-size: 15px;
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0;
            cursor: pointer;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-dark);
            color: #D1E5DB;
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2.2fr 1fr 1fr 1.4fr;
            gap: 44px;
            margin-bottom: 44px;
        }
        .footer-logo {
            font-size: 21px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-logo i {
            color: var(--accent);
            font-size: 24px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #A5B8AD;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 11px;
        }
        .footer-col ul a {
            color: #A5B8AD;
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-col ul a i {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.3);
        }
        .footer-col ul a:hover i {
            color: var(--accent);
        }
        .footer-contact li {
            font-size: 14px;
            color: #A5B8AD;
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            width: 16px;
            margin-top: 3px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== Responsive ========== */
        @media (max-width: 991.98px) {
            .navbar-toggler {
                display: inline-flex;
            }
            .header-nav-row {
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 10px;
            }
            .main-nav {
                flex-direction: column;
                gap: 0;
                width: 100%;
            }
            .nav-link {
                padding: 12px 4px;
                border-bottom: 1px solid rgba(220, 228, 222, 0.5);
                width: 100%;
                border-left: 3px solid transparent;
            }
            .nav-link.active {
                border-bottom-color: transparent;
                border-left-color: var(--primary);
                background: rgba(15, 118, 110, 0.04);
                border-radius: 6px;
            }
            .nav-link:hover {
                border-bottom-color: transparent;
                background: rgba(15, 118, 110, 0.04);
            }
            .hot-words {
                margin-top: 10px;
                flex-wrap: wrap;
                padding: 6px 0;
            }
            .article-card {
                padding: 28px;
            }
            .article-title {
                font-size: 28px;
            }
            .related-section {
                padding: 48px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 767.98px) {
            .article-main {
                padding: 32px 0 48px;
            }
            .article-card {
                padding: 20px;
                border-radius: 10px;
            }
            .article-title {
                font-size: 24px;
            }
            .article-meta {
                gap: 14px;
                font-size: 13px;
            }
            .article-content {
                font-size: 15px;
            }
            .article-content h2 {
                font-size: 21px;
                margin: 28px 0 12px;
            }
            .article-content h3 {
                font-size: 18px;
            }
            .related-title {
                font-size: 22px;
                margin-bottom: 28px;
            }
            .related-thumb {
                height: 140px;
            }
            .related-body {
                padding: 16px;
            }
            .related-body h3 {
                font-size: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .btn-login span {
                display: none;
            }
        }
        @media (max-width: 575.98px) {
            .hot-words {
                display: none;
            }
            .brand-logo {
                font-size: 18px;
            }
            .brand-logo i {
                font-size: 22px;
            }
            .header-actions .icon-btn {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .btn-login {
                height: 32px;
                padding: 0 14px;
                font-size: 13px;
            }
            .article-breadcrumb {
                font-size: 13px;
                margin-bottom: 18px;
            }
            .article-title {
                font-size: 22px;
            }
            .return-entry {
                margin-top: 36px;
            }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
    --primary: #0F766E;
    --primary-dark: #134E4A;
    --primary-hover: #0B5C53;
    --accent: #F97316;
    --accent-dark: #EA580C;
    --accent-light-bg: #FFF4EA;
    --page-bg: #F4F6F3;
    --card-bg: #FFFFFF;
    --text-main: #1C2B24;
    --text-sub: #64796F;
    --text-weak: #94A39B;
    --border-color: #DCE4DE;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(15, 118, 110, 0.05);
    --shadow-hover: 0 8px 24px rgba(15, 118, 110, 0.12);
    --transition: all 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--page-bg);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

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

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

.container {
    max-width: 1200px;
}

/* ========== 按钮 ========== */
.btn {
    min-height: 44px;
    padding: 10px 24px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    color: #fff;
    box-shadow: 0 6px 16px rgba(15, 118, 110, 0.25);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-accent:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.25);
}

.btn-outline-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.8);
}

.btn-outline-light:hover {
    background: #fff;
    color: var(--primary-dark);
    border-color: #fff;
    transform: translateY(-2px);
}

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

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

/* ========== Header 导航 ========== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--page-bg);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 2px 12px rgba(15, 118, 110, 0.08);
}

.header-brand-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
}

.brand-logo {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
}

.brand-logo i {
    color: var(--primary);
    margin-right: 8px;
    font-size: 24px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-sub);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.icon-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--accent-light-bg);
}

.btn-login {
    min-height: 38px;
    padding: 7px 18px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-login:hover {
    background: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.2);
}

.navbar-toggler {
    display: none;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-main);
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.header-nav-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    gap: 20px;
}

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

.main-nav .nav-link {
    display: inline-flex;
    align-items: center;
    height: 40px;
    padding: 0 18px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    border-bottom: 3px solid transparent;
    border-radius: 0;
    transition: var(--transition);
}

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

.main-nav .nav-link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.hot-words {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.hot-label {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-light-bg);
    border-radius: 999px;
    padding: 3px 10px;
    font-weight: 600;
}

.hot-words a {
    font-size: 13px;
    color: var(--text-sub);
    padding: 4px 8px;
    border-radius: 6px;
    transition: var(--transition);
}

.hot-words a:hover {
    color: var(--primary);
    background: rgba(15, 118, 110, 0.08);
}

/* ========== 面包屑 ========== */
.page-breadcrumb {
    background: rgba(244, 246, 243, 0.9);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
}

.page-breadcrumb .breadcrumb {
    margin-bottom: 0;
    font-size: 14px;
}

.page-breadcrumb .breadcrumb-item a {
    color: var(--text-sub);
}

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

.page-breadcrumb .breadcrumb-item.active {
    color: var(--text-main);
    font-weight: 500;
}

/* ========== Hero 横幅 ========== */
.page-hero {
    position: relative;
    background: linear-gradient(105deg, rgba(19, 78, 74, 0.95) 0%, rgba(15, 118, 110, 0.82) 55%, rgba(15, 118, 110, 0.4) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    padding: 76px 0 60px;
    color: #fff;
}

.page-hero .hero-content {
    max-width: 720px;
}

.page-hero .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    padding: 5px 16px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 18px;
}

.page-hero h1 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 14px;
    letter-spacing: 1px;
}

.page-hero .hero-sub {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 28px;
}

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

.hero-capsules {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 38px;
}

.hero-capsules .capsule {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    padding: 7px 16px;
    font-size: 13px;
    color: #fff;
    cursor: default;
}

.hero-capsules .capsule i {
    font-size: 13px;
}

/* ========== 区块 ========== */
.section {
    padding: 64px 0;
}

.section-head {
    margin-bottom: 36px;
}

.section-head .section-tag {
    display: inline-block;
    font-size: 13px;
    color: var(--accent);
    background: var(--accent-light-bg);
    border-radius: 999px;
    padding: 4px 14px;
    font-weight: 600;
    margin-bottom: 10px;
}

.section-head h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
    line-height: 1.35;
}

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

/* ========== 封面引导块 ========== */
.intro-cover {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
}

.cover-block {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.cover-block .cover-image {
    width: 100%;
    height: 100%;
    min-height: 320px;
    object-fit: cover;
}

.cover-block .cover-text {
    padding: 36px 32px;
}

.cover-block .cover-text h2 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 14px;
}

.cover-block .cover-text p {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.cover-points {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
}

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

.cover-points li i {
    color: var(--primary);
    margin-top: 4px;
}

/* ========== 服务范围信息卡 ========== */
.scope-cards {
    background: var(--page-bg);
}

.scope-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.scope-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
}

.scope-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(15, 118, 110, 0.25);
}

.scope-card .scope-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--accent-light-bg);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 14px;
}

.scope-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 6px;
}

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

/* ========== 服务列表（两栏） ========== */
.service-list {
    background: var(--card-bg);
}

.service-item {
    display: flex;
    gap: 18px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
    border-color: rgba(15, 118, 110, 0.2);
}

.service-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.service-info {
    flex: 1;
}

.service-info h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}

.service-info h3 a {
    color: var(--text-main);
    transition: var(--transition);
}

.service-info h3 a:hover {
    color: var(--primary);
}

.service-info p {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.75;
    margin-bottom: 10px;
}

.service-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

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

.service-date i {
    margin-right: 4px;
}

.service-link {
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary);
}

.service-link:hover {
    color: var(--accent);
}

/* ========== 更多服务 CTA ========== */
.cta-section {
    padding: 64px 0;
}

.cta-box {
    background: linear-gradient(120deg, var(--primary-dark) 0%, var(--primary) 100%);
    border-radius: 20px;
    padding: 48px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-box::after {
    content: '';
    position: absolute;
    right: -40px;
    top: -40px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
}

.cta-box .cta-text {
    position: relative;
    z-index: 1;
    flex: 1;
    min-width: 260px;
}

.cta-box .cta-text h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.cta-box .cta-text p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    margin-bottom: 0;
}

.cta-box .cta-actions {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

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

.faq-accordion .accordion-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius) !important;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-accordion .accordion-button {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
    background: var(--card-bg);
    padding: 18px 22px;
    position: relative;
    border-left: 3px solid transparent;
    transition: var(--transition);
}

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

.faq-accordion .accordion-button:focus {
    box-shadow: none;
    border-color: var(--border-color);
}

.faq-accordion .accordion-button::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230F766E'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}

.faq-accordion .accordion-body {
    padding: 4px 22px 20px;
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.8;
    border-top: 1px solid var(--border-color);
    background: var(--card-bg);
}

/* ========== Footer 页脚 ========== */
.site-footer {
    background: var(--primary-dark);
    color: #D1E5DB;
    padding: 56px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 36px;
}

.footer-logo {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
}

.footer-logo i {
    color: #5EEAD4;
    margin-right: 6px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: #B5D0C4;
    margin-bottom: 0;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

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

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

.footer-col ul li a {
    color: #B5D0C4;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

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

.footer-contact li {
    color: #B5D0C4;
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.footer-contact li i {
    color: #5EEAD4;
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: #8FB3A6;
}

/* ========== 响应式 ========== */
@media (max-width: 1199px) {
    .scope-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991px) {
    .navbar-toggler {
        display: inline-flex;
    }

    .header-nav-row {
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 0;
    }

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

    .main-nav .nav-link {
        width: 100%;
        height: auto;
        padding: 12px 0;
        border-bottom: 1px solid var(--border-color);
        border-left: 3px solid transparent;
    }

    .main-nav .nav-link.active {
        border-bottom-color: var(--border-color);
        border-left-color: var(--primary);
    }

    .hot-words {
        padding-top: 12px;
    }

    .page-hero h1 {
        font-size: 30px;
    }

    .cta-box {
        padding: 36px 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 767px) {
    .section {
        padding: 44px 0;
    }

    .page-hero {
        padding: 52px 0 44px;
    }

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

    .hero-capsules {
        margin-top: 26px;
    }

    .cover-block .cover-text {
        padding: 24px 20px;
    }

    .service-item {
        padding: 18px;
    }

    .cta-box {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 575px) {
    .btn {
        min-height: 40px;
        padding: 8px 18px;
        font-size: 14px;
    }

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

    .header-actions .icon-btn {
        width: 34px;
        height: 34px;
    }

    .btn-login {
        min-height: 34px;
        padding: 5px 14px;
        font-size: 13px;
    }

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

    .service-item {
        flex-direction: column;
    }

    .service-icon {
        width: 42px;
        height: 42px;
        font-size: 16px;
    }

    .section-head h2 {
        font-size: 22px;
    }

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

/* roulang page: category2 */
:root {
            --color-primary: #0F766E;
            --color-primary-dark: #0B5C53;
            --color-deep: #134E4A;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-accent-bg: #FFF4EA;
            --color-bg: #F4F6F3;
            --color-card: #FFFFFF;
            --color-text: #1C2B24;
            --color-text-secondary: #64796F;
            --color-text-muted: #94A39B;
            --color-border: #DCE4DE;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-full: 999px;
            --shadow-default: 0 1px 2px rgba(15,118,110,.05);
            --shadow-hover: 0 8px 24px rgba(15,118,110,.12);
            --transition-base: all .25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            margin: 0;
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1240px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(244, 246, 243, .96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid transparent;
            transition: var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(255, 255, 255, .96);
            border-bottom-color: var(--color-border);
            box-shadow: 0 4px 20px rgba(15, 118, 110, .06);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 48px;
            padding: 8px 0 2px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 800;
            color: var(--color-deep);
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .brand-logo i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-deep));
            color: #fff;
            font-size: 16px;
            box-shadow: var(--shadow-default);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: 50%;
            background: #fff;
            color: var(--color-text-secondary);
            font-size: 15px;
            transition: var(--transition-base);
        }
        .icon-btn:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            box-shadow: var(--shadow-default);
        }
        .btn-login {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 38px;
            padding: 0 18px;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            border: 1px solid var(--color-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            box-shadow: var(--shadow-hover);
        }
        .navbar-toggler {
            display: none;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            background: #fff;
            color: var(--color-text);
            font-size: 16px;
            padding: 0;
        }
        .header-nav-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 44px;
            padding-bottom: 6px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            position: relative;
            padding: 8px 14px;
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-primary);
            opacity: 0;
            transform: scaleX(.4);
            transition: var(--transition-base);
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 118, 110, .06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            opacity: 1;
            transform: scaleX(1);
        }
        .hot-words {
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .hot-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            background: var(--color-accent-bg);
            padding: 3px 10px;
            border-radius: var(--radius-full);
        }
        .hot-words a {
            font-size: 13px;
            color: var(--color-text-secondary);
            padding: 3px 0;
            border-bottom: 1px dashed transparent;
        }
        .hot-words a:hover {
            color: var(--color-primary);
            border-bottom-color: var(--color-primary);
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            background:
                linear-gradient(135deg, rgba(15, 118, 110, .92), rgba(19, 78, 74, .78)),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
            padding: 72px 0 130px;
            overflow: hidden;
        }
        .page-hero::after {
            content: "";
            position: absolute;
            right: -80px;
            top: 20px;
            width: 360px;
            height: 360px;
            background: rgba(255, 255, 255, .06);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero-inner {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, .85);
            border-bottom: 1px solid rgba(255, 255, 255, .3);
        }
        .breadcrumb-nav a:hover {
            color: #fff;
        }
        .page-hero h1 {
            font-size: 38px;
            font-weight: 800;
            letter-spacing: .5px;
            margin: 0 0 14px;
            line-height: 1.3;
        }
        .page-hero p {
            font-size: 16px;
            max-width: 680px;
            color: rgba(255, 255, 255, .9);
            margin: 0;
            line-height: 1.8;
        }

        /* ===== Stats ===== */
        .stats-section {
            position: relative;
            z-index: 3;
            margin-top: -60px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            box-shadow: var(--shadow-default);
            text-align: center;
            transition: var(--transition-base);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(15, 118, 110, .3);
        }
        .stat-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-deep);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        /* ===== Main Content ===== */
        .news-main-wrap {
            padding: 48px 0 16px;
        }
        .news-main-grid {
            display: grid;
            grid-template-columns: 26% 74%;
            gap: 28px;
            align-items: start;
        }

        /* Sidebar */
        .sidebar-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-default);
            position: sticky;
            top: 110px;
        }
        .sidebar-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--color-border);
        }
        .sidebar-title i {
            color: var(--color-primary);
        }
        .anchor-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .anchor-list li {
            margin-bottom: 6px;
        }
        .anchor-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 11px 14px;
            border-radius: 10px;
            font-size: 15px;
            color: var(--color-text);
            background: transparent;
            border-left: 3px solid transparent;
            transition: var(--transition-base);
        }
        .anchor-list a:hover {
            background: var(--color-accent-bg);
            color: var(--color-primary);
            border-left-color: var(--color-primary);
        }
        .anchor-list a.active {
            background: var(--color-accent-bg);
            color: var(--color-primary);
            font-weight: 600;
            border-left-color: var(--color-primary);
        }
        .anchor-list a i {
            font-size: 12px;
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .anchor-list a:hover i,
        .anchor-list a.active i {
            color: var(--color-primary);
            transform: translateX(3px);
        }
        .sidebar-tip {
            margin-top: 18px;
            background: #F8FAF6;
            border: 1px dashed var(--color-border);
            border-radius: 10px;
            padding: 14px 16px;
            display: flex;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .sidebar-tip i {
            color: var(--color-primary);
            font-size: 16px;
            margin-top: 2px;
        }

        /* News Content */
        .news-content-area {
            min-width: 0;
        }
        .news-section {
            margin-bottom: 40px;
            scroll-margin-top: 120px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 10px 10px 0;
            box-shadow: var(--shadow-default);
            transition: var(--transition-base);
        }
        .news-section:hover {
            box-shadow: var(--shadow-hover);
        }
        .news-section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px 12px;
            flex-wrap: wrap;
            gap: 8px;
        }
        .news-section-title {
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 0;
            color: var(--color-text);
        }
        .news-section-title i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 9px;
            background: var(--color-accent-bg);
            color: var(--color-accent);
            font-size: 14px;
        }
        .news-section-more {
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .news-section-more i {
            font-size: 11px;
            margin-left: 4px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px;
            border-top: 1px solid var(--color-border);
            border-radius: 10px;
            transition: var(--transition-base);
        }
        .news-item:hover {
            background: #FAFCF8;
        }
        .news-thumb {
            flex: 0 0 160px;
            width: 160px;
            height: 160px;
            border-radius: 10px;
            overflow: hidden;
            display: block;
            background: #EFF3EF;
            box-shadow: var(--shadow-default);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform .4s ease;
        }
        .news-thumb:hover img {
            transform: scale(1.05);
        }
        .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }
        .news-meta .tag {
            background: var(--color-accent-bg);
            color: var(--color-accent-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            line-height: 1.5;
        }
        .news-meta time {
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .news-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 8px;
        }
        .news-body h3 a {
            color: var(--color-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-body h3 a:hover {
            color: var(--color-primary);
        }
        .news-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 40px 0 24px;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--color-deep), var(--color-primary));
            border-radius: 20px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            right: -40px;
            top: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .07);
        }
        .cta-box h2 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .cta-box p {
            color: rgba(255, 255, 255, .85);
            max-width: 640px;
            margin: 0 auto 26px;
            font-size: 15px;
            line-height: 1.8;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .btn-go {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-go.btn-white {
            background: #fff;
            color: var(--color-deep);
            border-color: #fff;
        }
        .btn-go.btn-white:hover {
            background: rgba(255, 255, 255, .88);
            color: var(--color-primary-dark);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
        }
        .btn-go.btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .7);
        }
        .btn-go.btn-outline-light:hover {
            background: rgba(255, 255, 255, .14);
            border-color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 24px 0 64px;
        }
        .faq-title {
            text-align: center;
            margin-bottom: 28px;
        }
        .faq-title h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .faq-title p {
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-default);
            transition: var(--transition-base);
        }
        .accordion-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .accordion-button {
            position: relative;
            background: #fff;
            color: var(--color-text);
            font-weight: 600;
            font-size: 16px;
            padding: 20px 24px 20px 28px;
            box-shadow: none;
            border: 0;
            transition: var(--transition-base);
        }
        .accordion-button::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--color-primary);
            opacity: 0;
            transition: opacity .2s;
        }
        .accordion-button:hover::before,
        .accordion-button:not(.collapsed)::before {
            opacity: 1;
        }
        .accordion-button:not(.collapsed) {
            background: var(--color-accent-bg);
            color: var(--color-primary);
        }
        .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(249, 115, 22, .4);
            outline-offset: -1px;
        }
        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230F766E'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        }
        .accordion-body {
            padding: 4px 24px 22px 28px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-deep);
            color: #D1E5DB;
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
        }
        .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .14);
            color: #fff;
            font-size: 15px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .72);
            margin: 0;
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, .75);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }
        .footer-col ul a i {
            font-size: 10px;
            color: rgba(255, 255, 255, .4);
            transition: var(--transition-base);
        }
        .footer-col ul a:hover {
            color: var(--color-accent);
        }
        .footer-col ul a:hover i {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            line-height: 1.7;
        }
        .footer-contact i {
            color: var(--color-accent);
            margin-top: 5px;
            width: 14px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .14);
            padding: 18px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .55);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .55);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199.98px) {
            .news-main-grid {
                grid-template-columns: 28% 72%;
            }
            .news-thumb {
                flex-basis: 140px;
                width: 140px;
                height: 140px;
            }
        }
        @media (max-width: 991.98px) {
            .navbar-toggler {
                display: inline-flex;
            }
            .header-nav-row {
                flex-direction: column;
                align-items: stretch;
                padding: 0 0 16px;
                gap: 8px;
            }
            .main-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .nav-link {
                padding: 12px 10px;
                border-radius: 10px;
            }
            .nav-link::after {
                left: 14px;
                right: auto;
                width: 24px;
                transform: scaleX(1);
                opacity: .6;
            }
            .nav-link.active::after {
                opacity: 1;
            }
            .main-nav {
                margin-top: 10px;
            }
            .hot-words {
                padding: 6px 4px;
                flex-wrap: wrap;
            }
            .hot-words a {
                padding: 2px 6px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .news-main-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sidebar-card {
                position: static;
            }
            .sidebar-tip {
                display: none;
            }
            .anchor-list {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .anchor-list a {
                padding: 10px 12px;
            }
            .news-section {
                padding: 8px 8px 0;
            }
            .news-item {
                padding: 16px;
            }
            .cta-box {
                padding: 40px 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
        }
        @media (max-width: 575.98px) {
            .brand-logo {
                font-size: 18px;
            }
            .brand-logo i {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .icon-btn {
                width: 34px;
                height: 34px;
            }
            .btn-login {
                height: 34px;
                padding: 0 14px;
                font-size: 13px;
            }
            .page-hero {
                padding: 48px 0 110px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .stats-section {
                margin-top: -46px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-value {
                font-size: 22px;
            }
            .stat-label {
                font-size: 13px;
            }
            .news-main-wrap {
                padding: 36px 0 10px;
            }
            .news-section {
                margin-bottom: 24px;
            }
            .news-section-header {
                padding: 14px 12px 10px;
            }
            .news-section-title {
                font-size: 18px;
            }
            .news-item {
                flex-direction: column;
                gap: 14px;
                padding: 16px 14px;
            }
            .news-thumb {
                flex-basis: auto;
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }
            .news-body h3 {
                font-size: 16px;
            }
            .news-body p {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .btn-go {
                width: 100%;
                max-width: 280px;
            }
            .faq-section {
                padding: 8px 0 40px;
            }
            .faq-title h2 {
                font-size: 24px;
            }
            .accordion-button {
                font-size: 15px;
                padding: 16px 18px 16px 22px;
            }
            .accordion-body {
                padding: 2px 18px 18px 22px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
                line-height: 1.8;
            }
        }

        /* ===== Focus Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(249, 115, 22, .6);
            outline-offset: 2px;
            border-radius: 4px;
        }