/* roulang page: index */
:root{
    --bg:#f5f0e8;
    --bg-soft:#fbf8f2;
    --surface:#ffffff;
    --surface-2:#f3ebe0;
    --surface-3:#ece3d7;
    --text:#1f1a17;
    --muted:#6b625b;
    --line:rgba(34,26,20,.12);
    --accent:#be6b2c;
    --accent-strong:#8f4318;
    --accent-soft:rgba(190,107,44,.12);
    --shadow:0 18px 40px rgba(28,18,10,.08);
    --shadow-soft:0 10px 24px rgba(28,18,10,.06);
    --radius:18px;
    --radius-lg:26px;
    --container:1180px;
    --header-h:74px;
    --transition:.22s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    color:var(--text);
    background:
        radial-gradient(circle at 20% 0%, rgba(190,107,44,.09), transparent 28%),
        radial-gradient(circle at 85% 18%, rgba(143,67,24,.08), transparent 26%),
        linear-gradient(180deg, #f8f4ed 0%, var(--bg) 46%, #f3ede4 100%);
    line-height:1.72;
    letter-spacing:.01em;
    text-rendering:optimizeLegibility;
    -webkit-font-smoothing:antialiased;
}
img{
    display:block;
    width:100%;
    max-width:100%;
    height:auto;
}
a{
    color:inherit;
    text-decoration:none;
    transition:color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
button,input{
    font:inherit;
}
button{
    cursor:pointer;
}
::selection{
    background:rgba(190,107,44,.22);
    color:var(--text);
}
.container{
    width:min(var(--container), calc(100% - 32px));
    margin:0 auto;
}
.sr-only{
    position:absolute!important;
    width:1px;height:1px;
    padding:0;margin:-1px;
    overflow:hidden;clip:rect(0,0,0,0);
    white-space:nowrap;border:0;
}
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    backdrop-filter:saturate(160%) blur(14px);
    -webkit-backdrop-filter:saturate(160%) blur(14px);
    background:rgba(248,244,237,.82);
    border-bottom:1px solid rgba(34,26,20,.08);
}
.nav-bar{
    min-height:var(--header-h);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
}
.brand{
    display:inline-flex;
    align-items:center;
    gap:12px;
    font-weight:800;
    letter-spacing:.03em;
    white-space:nowrap;
}
.brand-mark{
    width:42px;
    height:42px;
    border-radius:14px;
    display:grid;
    place-items:center;
    color:#fff;
    font-size:12px;
    line-height:1;
    background:linear-gradient(145deg, var(--accent-strong), var(--accent));
    box-shadow:0 10px 24px rgba(190,107,44,.24);
    flex:none;
}
.brand-text{
    font-size:18px;
}
.site-nav{
    display:flex;
    align-items:center;
    gap:22px;
}
.site-nav a{
    position:relative;
    padding:10px 2px;
    color:var(--muted);
    font-weight:600;
}
.site-nav a:hover,
.site-nav a:focus-visible{
    color:var(--text);
}
.site-nav a::after{
    content:"";
    position:absolute;
    left:0;
    bottom:4px;
    width:100%;
    height:2px;
    border-radius:999px;
    transform:scaleX(0);
    transform-origin:left;
    background:linear-gradient(90deg, var(--accent), var(--accent-strong));
    transition:transform var(--transition);
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after{
    transform:scaleX(1);
}
.nav-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:42px;
    padding:0 14px;
    border:1px solid var(--line);
    border-radius:999px;
    background:rgba(255,255,255,.65);
    color:var(--text);
    box-shadow:0 8px 18px rgba(28,18,10,.05);
}
.nav-toggle:focus-visible,
.btn:focus-visible,
.search-form input:focus-visible,
.search-form button:focus-visible,
.card-link:focus-visible{
    outline:3px solid rgba(190,107,44,.24);
    outline-offset:2px;
}
.hero{
    position:relative;
    overflow:hidden;
    padding:34px 0 18px;
}
.hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
        linear-gradient(180deg, rgba(245,240,232,.16), rgba(245,240,232,.76)),
        radial-gradient(circle at 80% 12%, rgba(190,107,44,.16), transparent 32%);
    pointer-events:none;
}
.hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:1.08fr .92fr;
    gap:28px;
    align-items:stretch;
    padding:18px 0 10px;
}
.hero-copy,
.hero-visual{
    position:relative;
    z-index:1;
}
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 12px;
    border-radius:999px;
    background:rgba(255,255,255,.72);
    border:1px solid var(--line);
    color:var(--accent-strong);
    font-size:13px;
    font-weight:700;
    letter-spacing:.04em;
    box-shadow:var(--shadow-soft);
}
.hero h1{
    margin:18px 0 14px;
    font-size:clamp(34px, 5vw, 58px);
    line-height:1.08;
    letter-spacing:-.03em;
}
.hero-lead{
    margin:0;
    max-width:44rem;
    font-size:17px;
    color:var(--muted);
}
.search-form{
    margin-top:22px;
    display:flex;
    gap:10px;
    max-width:640px;
    padding:10px;
    border-radius:22px;
    background:rgba(255,255,255,.72);
    border:1px solid rgba(34,26,20,.09);
    box-shadow:var(--shadow-soft);
}
.search-form input{
    flex:1;
    min-width:0;
    padding:0 16px;
    height:52px;
    border:1px solid transparent;
    border-radius:16px;
    background:var(--surface);
    color:var(--text);
    transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.search-form input::placeholder{color:#8a8078}
.search-form input:focus{
    border-color:rgba(190,107,44,.34);
    box-shadow:0 0 0 4px rgba(190,107,44,.12);
}
.search-form button,
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:52px;
    padding:0 18px;
    border-radius:16px;
    border:1px solid transparent;
    font-weight:700;
    white-space:nowrap;
    transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.search-form button{
    min-width:132px;
    background:linear-gradient(145deg, var(--accent-strong), var(--accent));
    color:#fff;
    box-shadow:0 12px 24px rgba(190,107,44,.22);
}
.search-form button:hover,
.btn-primary:hover{
    transform:translateY(-1px);
    box-shadow:0 16px 28px rgba(190,107,44,.24);
}
.hero-actions{
    margin-top:18px;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}
.btn{
    padding:0 18px;
}
.btn-primary{
    background:linear-gradient(145deg, var(--accent-strong), var(--accent));
    color:#fff;
    box-shadow:0 12px 24px rgba(190,107,44,.18);
}
.btn-secondary{
    background:rgba(255,255,255,.78);
    border-color:rgba(34,26,20,.12);
    color:var(--text);
}
.btn-secondary:hover{
    transform:translateY(-1px);
    border-color:rgba(190,107,44,.34);
    background:rgba(255,255,255,.95);
    box-shadow:var(--shadow-soft);
}
.hero-metrics{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:18px;
}
.hero-metrics span{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:9px 12px;
    border-radius:999px;
    border:1px solid rgba(34,26,20,.08);
    background:rgba(255,255,255,.64);
    color:var(--muted);
    font-size:13px;
}
.hero-visual{
    display:grid;
    grid-template-columns:1.06fr .94fr;
    gap:14px;
    min-height:540px;
}
.visual-card{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-lg);
    border:1px solid rgba(255,255,255,.26);
    box-shadow:var(--shadow);
    background:#18120e center/cover no-repeat;
}
.visual-card::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(16,12,9,.06), rgba(16,12,9,.72));
}
.visual-card__content{
    position:absolute;
    inset:auto 18px 18px 18px;
    z-index:1;
    color:#fff;
}
.visual-card__content h2{
    margin:0 0 8px;
    font-size:24px;
    line-height:1.2;
}
.visual-card__content p{
    margin:0;
    color:rgba(255,255,255,.84);
    font-size:14px;
}
.visual-stack{
    display:grid;
    gap:14px;
}
.mini-card{
    overflow:hidden;
    border-radius:var(--radius);
    background:rgba(255,255,255,.76);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
    display:grid;
    grid-template-columns:112px 1fr;
    gap:12px;
    min-height:calc(50% - 7px);
    transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.mini-card:hover,
.feature-card:hover,
.post-card:hover,
.stat-card:hover{
    transform:translateY(-2px);
    box-shadow:0 20px 32px rgba(28,18,10,.09);
    border-color:rgba(190,107,44,.24);
}
.mini-card img{
    width:100%;
    height:100%;
    object-fit:cover;
}
.mini-card-body{
    padding:16px 14px 16px 0;
    display:flex;
    flex-direction:column;
    justify-content:center;
}
.mini-card h3{
    margin:0 0 8px;
    font-size:17px;
    line-height:1.32;
}
.mini-card p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}
.stat-band{
    margin-top:22px;
}
.stats-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:14px;
}
.stat-card{
    padding:18px 18px 16px;
    border-radius:var(--radius);
    background:rgba(255,255,255,.78);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
}
.stat-card strong{
    display:block;
    font-size:28px;
    line-height:1;
    margin-bottom:8px;
    letter-spacing:-.02em;
}
.stat-card span{
    color:var(--muted);
    font-size:14px;
}
.section{
    padding:54px 0;
}
.section--alt{
    background:linear-gradient(180deg, rgba(255,255,255,.34), rgba(255,255,255,.52));
    border-top:1px solid rgba(34,26,20,.06);
    border-bottom:1px solid rgba(34,26,20,.06);
}
.section-head{
    display:flex;
    justify-content:space-between;
    align-items:end;
    gap:18px;
    margin-bottom:20px;
}
.section-title{
    margin:0;
    font-size:clamp(24px, 3vw, 36px);
    line-height:1.15;
    letter-spacing:-.02em;
}
.section-desc{
    margin:0;
    color:var(--muted);
    max-width:42rem;
}
.feature-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:14px;
}
.feature-card{
    padding:20px;
    border-radius:var(--radius);
    background:rgba(255,255,255,.78);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
    min-height:212px;
}
.feature-icon{
    width:42px;
    height:42px;
    display:grid;
    place-items:center;
    border-radius:14px;
    margin-bottom:14px;
    background:linear-gradient(145deg, rgba(190,107,44,.18), rgba(190,107,44,.08));
    color:var(--accent-strong);
    font-weight:800;
}
.feature-card h3{
    margin:0 0 10px;
    font-size:18px;
}
.feature-card p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}
.feature-art{
    overflow:hidden;
    border-radius:var(--radius);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
    background:var(--surface);
    display:flex;
    flex-direction:column;
}
.feature-art img{
    aspect-ratio:1.35 / 1;
    object-fit:cover;
}
.feature-art-body{
    padding:16px 16px 18px;
}
.feature-art-body strong{
    display:block;
    margin-bottom:8px;
    font-size:18px;
}
.feature-art-body p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}
.latest-wrap{
    display:grid;
    gap:16px;
}
.latest-grid{
    display:grid;
    grid-template-columns:repeat(2, minmax(0,1fr));
    gap:16px;
}
.post-card{
    display:grid;
    grid-template-columns:156px 1fr;
    gap:14px;
    overflow:hidden;
    border-radius:var(--radius);
    background:rgba(255,255,255,.8);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
}
.post-card img{
    width:100%;
    height:100%;
    min-height:180px;
    object-fit:cover;
}
.post-body{
    padding:18px 18px 18px 0;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    gap:12px;
}
.tags{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
}
.tag{
    display:inline-flex;
    align-items:center;
    height:28px;
    padding:0 10px;
    border-radius:999px;
    background:var(--accent-soft);
    color:var(--accent-strong);
    font-size:12px;
    font-weight:700;
}
.post-card h3{
    margin:0;
    font-size:19px;
    line-height:1.32;
}
.post-card p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}
.post-meta{
    display:flex;
    flex-wrap:wrap;
    gap:10px 14px;
    color:#7a7068;
    font-size:12px;
}
.card-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--accent-strong);
    font-weight:700;
}
.card-link:hover{
    color:var(--accent);
}
.empty-state{
    padding:34px 20px;
    border-radius:var(--radius);
    border:1px dashed rgba(34,26,20,.18);
    background:rgba(255,255,255,.72);
    color:var(--muted);
    text-align:center;
    box-shadow:var(--shadow-soft);
}
.empty-state strong{
    display:block;
    margin-bottom:8px;
    color:var(--text);
    font-size:18px;
}
.guide-grid{
    display:grid;
    grid-template-columns:.95fr 1.05fr;
    gap:18px;
    align-items:stretch;
}
.guide-media{
    overflow:hidden;
    border-radius:var(--radius-lg);
    border:1px solid rgba(34,26,20,.08);
    background:var(--surface);
    box-shadow:var(--shadow-soft);
}
.guide-media img{
    aspect-ratio:4 / 3;
    object-fit:cover;
}
.guide-media-body{
    padding:18px;
}
.guide-media-body h3{
    margin:0 0 10px;
    font-size:22px;
}
.guide-media-body p{
    margin:0;
    color:var(--muted);
}
.steps{
    display:grid;
    gap:14px;
}
.step{
    display:flex;
    gap:14px;
    align-items:flex-start;
    padding:18px;
    border-radius:var(--radius);
    background:rgba(255,255,255,.78);
    border:1px solid rgba(34,26,20,.08);
    box-shadow:var(--shadow-soft);
}
.step-num{
    width:38px;
    height:38px;
    border-radius:12px;
    display:grid;
    place-items:center;
    flex:none;
    font-weight:800;
    color:#fff;
    background:linear-gradient(145deg, var(--accent-strong), var(--accent));
    box-shadow:0 10px 18px rgba(190,107,44,.18);
}
.step h4{
    margin:0 0 6px;
    font-size:17px;
}
.step p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}
.faq-list{
    display:grid;
    gap:12px;
}
.faq-item{
    border-radius:var(--radius);
    border:1px solid rgba(34,26,20,.09);
    background:rgba(255,255,255,.8);
    box-shadow:var(--shadow-soft);
    overflow:hidden;
}
.faq-item summary{
    list-style:none;
    cursor:pointer;
    padding:18px 20px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
    content:"+";
    color:var(--accent-strong);
    font-size:22px;
    line-height:1;
    flex:none;
    transition:transform var(--transition);
}
.faq-item[open] summary::after{
    content:"–";
}
.faq-content{
    padding:0 20px 18px;
    color:var(--muted);
}
.faq-content p{
    margin:0;
}
.cta-panel{
    overflow:hidden;
    border-radius:28px;
    border:1px solid rgba(34,26,20,.08);
    background:
        linear-gradient(135deg, rgba(31,26,23,.96), rgba(73,45,26,.96)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    color:#fff;
    box-shadow:0 22px 42px rgba(20,12,8,.18);
}
.cta-inner{
    padding:34px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:22px;
}
.cta-text h2{
    margin:0 0 10px;
    font-size:clamp(24px, 3.2vw, 38px);
    line-height:1.15;
}
.cta-text p{
    margin:0;
    max-width:46rem;
    color:rgba(255,255,255,.82);
}
.cta-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    justify-content:flex-end;
}
.cta-actions .btn{
    min-width:150px;
}
.cta-actions .btn-primary{
    background:#fff;
    color:var(--accent-strong);
    box-shadow:none;
}
.cta-actions .btn-primary:hover{
    background:#f8efe4;
    box-shadow:0 10px 24px rgba(255,255,255,.12);
}
.cta-actions .btn-secondary{
    border-color:rgba(255,255,255,.32);
    background:rgba(255,255,255,.08);
    color:#fff;
}
.cta-actions .btn-secondary:hover{
    background:rgba(255,255,255,.14);
    border-color:rgba(255,255,255,.46);
}
.site-footer{
    padding:32px 0 24px;
    border-top:1px solid rgba(34,26,20,.08);
    background:rgba(248,244,237,.82);
}
.footer-grid{
    display:grid;
    grid-template-columns:1.2fr .8fr .9fr;
    gap:18px;
    align-items:start;
}
.footer-brand{
    display:flex;
    flex-direction:column;
    gap:10px;
}
.footer-brand strong{
    font-size:18px;
}
.footer-brand p,
.footer-links a,
.footer-note{
    color:var(--muted);
}
.footer-links{
    display:grid;
    gap:10px;
}
.footer-links a:hover{
    color:var(--text);
}
.footer-note{
    font-size:13px;
    line-height:1.8;
}
.footer-bottom{
    margin-top:18px;
    padding-top:16px;
    border-top:1px solid rgba(34,26,20,.08);
    display:flex;
    flex-wrap:wrap;
    gap:10px 16px;
    justify-content:space-between;
    color:#7c7269;
    font-size:13px;
}
.breadcrumb{
    padding:18px 0 0;
    color:var(--muted);
    font-size:13px;
}
.breadcrumb a{
    color:var(--muted);
}
.breadcrumb a:hover{
    color:var(--accent-strong);
}
@media (max-width: 1080px){
    .hero-grid,
    .guide-grid{
        grid-template-columns:1fr;
    }
    .hero-visual{
        min-height:0;
        grid-template-columns:1fr 1fr;
    }
    .feature-grid,
    .stats-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
    }
    .latest-grid{
        grid-template-columns:1fr;
    }
    .footer-grid{
        grid-template-columns:1fr 1fr;
    }
}
@media (max-width: 860px){
    .nav-toggle{
        display:inline-flex;
    }
    .site-nav{
        position:absolute;
        left:16px;
        right:16px;
        top:calc(var(--header-h) - 4px);
        display:grid;
        gap:0;
        padding:10px;
        border-radius:20px;
        border:1px solid rgba(34,26,20,.1);
        background:rgba(255,255,255,.96);
        box-shadow:var(--shadow);
        transform:translateY(-14px);
        opacity:0;
        pointer-events:none;
        transition:transform var(--transition), opacity var(--transition);
    }
    .site-nav.is-open{
        transform:translateY(0);
        opacity:1;
        pointer-events:auto;
    }
    .site-nav a{
        padding:14px 12px;
        border-radius:14px;
    }
    .site-nav a::after{display:none}
    .site-nav a:hover,
    .site-nav a:focus-visible{
        background:rgba(190,107,44,.08);
    }
    .hero{
        padding-top:24px;
    }
    .hero-visual{
        grid-template-columns:1fr;
    }
    .mini-card{
        grid-template-columns:100px 1fr;
    }
    .cta-inner{
        flex-direction:column;
        align-items:flex-start;
    }
    .cta-actions{
        justify-content:flex-start;
    }
}
@media (max-width: 720px){
    .section{
        padding:42px 0;
    }
    .section-head{
        flex-direction:column;
        align-items:flex-start;
    }
    .stats-grid,
    .feature-grid{
        grid-template-columns:1fr;
    }
    .post-card{
        grid-template-columns:1fr;
    }
    .post-card img{
        min-height:210px;
    }
    .post-body{
        padding:0 16px 16px 16px;
    }
    .search-form{
        flex-direction:column;
        padding:12px;
    }
    .search-form button,
    .search-form input{
        width:100%;
    }
    .footer-grid{
        grid-template-columns:1fr;
    }
}
@media (max-width: 520px){
    .container{
        width:min(var(--container), calc(100% - 22px));
    }
    .brand-text{
        font-size:16px;
    }
    .hero h1{
        font-size:clamp(30px, 10vw, 42px);
    }
    .hero-lead{
        font-size:15px;
    }
    .hero-actions .btn,
    .cta-actions .btn{
        width:100%;
    }
    .mini-card{
        grid-template-columns:1fr;
    }
    .mini-card img{
        aspect-ratio:16 / 10;
    }
    .mini-card-body{
        padding:0 14px 16px;
    }
    .cta-inner{
        padding:24px 18px;
    }
}

/* roulang page: article */
:root{
            --bg:#f5f0e8;
            --bg-soft:#fbf8f2;
            --surface:#ffffff;
            --surface-2:#f3ebe0;
            --surface-3:#ece3d7;
            --text:#1f1a17;
            --muted:#6b625b;
            --line:rgba(34,26,20,.12);
            --accent:#be6b2c;
            --accent-strong:#8f4318;
            --accent-soft:rgba(190,107,44,.12);
            --shadow:0 18px 40px rgba(28,18,10,.08);
            --shadow-soft:0 10px 24px rgba(28,18,10,.06);
            --radius:18px;
            --radius-lg:26px;
            --container:1180px;
            --header-h:74px;
            --transition:.22s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
            color:var(--text);
            background:
                radial-gradient(circle at 20% 0%, rgba(190,107,44,.09), transparent 28%),
                radial-gradient(circle at 85% 18%, rgba(143,67,24,.08), transparent 26%),
                linear-gradient(180deg, #f8f4ed 0%, var(--bg) 46%, #f3ede4 100%);
            line-height:1.72;
            letter-spacing:.01em;
            text-rendering:optimizeLegibility;
            -webkit-font-smoothing:antialiased;
        }
        ::selection{background:rgba(190,107,44,.2);color:var(--text)}
        img,svg{
            display:block;
            width:100%;
            max-width:100%;
            height:auto;
        }
        a{
            color:inherit;
            text-decoration:none;
            transition:color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
        }
        a:hover{text-decoration:none}
        button,input,textarea,select{
            font:inherit;
        }
        button{cursor:pointer}
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        summary:focus-visible{
            outline:3px solid rgba(190,107,44,.24);
            outline-offset:2px;
        }
        .container{
            width:min(var(--container), calc(100% - 32px));
            margin:0 auto;
        }
        .site-header{
            position:sticky;
            top:0;
            z-index:90;
            backdrop-filter:saturate(160%) blur(14px);
            -webkit-backdrop-filter:saturate(160%) blur(14px);
            background:rgba(248,244,237,.84);
            border-bottom:1px solid rgba(34,26,20,.08);
        }
        .nav-bar{
            position:relative;
            min-height:var(--header-h);
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:18px;
        }
        .brand{
            display:inline-flex;
            align-items:center;
            gap:12px;
            font-weight:800;
            letter-spacing:.03em;
            white-space:nowrap;
        }
        .brand-mark{
            width:42px;
            height:42px;
            border-radius:14px;
            display:grid;
            place-items:center;
            color:#fff;
            font-size:12px;
            line-height:1;
            background:linear-gradient(145deg, var(--accent-strong), var(--accent));
            box-shadow:0 10px 24px rgba(190,107,44,.24);
            flex:none;
        }
        .brand-text{
            font-size:18px;
        }
        .site-nav{
            display:flex;
            align-items:center;
            gap:22px;
        }
        .site-nav a{
            position:relative;
            padding:10px 2px;
            color:var(--muted);
            font-weight:600;
        }
        .site-nav a:hover,
        .site-nav a:focus-visible,
        .site-nav a[aria-current="page"]{
            color:var(--text);
        }
        .site-nav a::after{
            content:"";
            position:absolute;
            left:0;
            bottom:4px;
            width:100%;
            height:2px;
            border-radius:999px;
            transform:scaleX(0);
            transform-origin:left;
            background:linear-gradient(90deg, var(--accent), var(--accent-strong));
            transition:transform var(--transition);
        }
        .site-nav a:hover::after,
        .site-nav a:focus-visible::after,
        .site-nav a[aria-current="page"]::after{
            transform:scaleX(1);
        }
        .nav-toggle{
            display:none;
            align-items:center;
            justify-content:center;
            gap:8px;
            min-height:42px;
            padding:0 14px;
            border:1px solid var(--line);
            border-radius:999px;
            background:rgba(255,255,255,.74);
            color:var(--text);
            box-shadow:0 8px 18px rgba(28,18,10,.05);
        }

        .article-banner{
            position:relative;
            padding:28px 0 10px;
        }
        .article-banner::before{
            content:"";
            position:absolute;
            inset:0;
            background:
                linear-gradient(180deg, rgba(245,240,232,.12), rgba(245,240,232,.72)),
                radial-gradient(circle at 80% 12%, rgba(190,107,44,.15), transparent 34%);
            pointer-events:none;
        }
        .banner-wrap{
            position:relative;
            overflow:hidden;
            display:grid;
            grid-template-columns:1.05fr .95fr;
            gap:24px;
            align-items:stretch;
            padding:26px;
            border:1px solid rgba(34,26,20,.08);
            border-radius:var(--radius-lg);
            background:
                linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.86));
            box-shadow:var(--shadow);
        }
        .banner-copy,
        .banner-media{
            position:relative;
            z-index:1;
        }
        .eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            padding:7px 12px;
            border-radius:999px;
            background:rgba(255,255,255,.78);
            border:1px solid var(--line);
            color:var(--accent-strong);
            font-size:13px;
            font-weight:700;
            letter-spacing:.04em;
            box-shadow:var(--shadow-soft);
        }
        .crumbs{
            margin-top:14px;
            color:var(--muted);
            font-size:13px;
        }
        .banner-copy h1{
            margin:16px 0 12px;
            font-size:clamp(32px, 4.6vw, 56px);
            line-height:1.08;
            letter-spacing:-.03em;
        }
        .banner-desc{
            margin:0;
            max-width:48rem;
            font-size:17px;
            color:var(--muted);
        }
        .meta-row{
            margin-top:18px;
            display:flex;
            flex-wrap:wrap;
            gap:10px;
        }
        .meta-pill,
        .chip{
            display:inline-flex;
            align-items:center;
            gap:8px;
            min-height:34px;
            padding:6px 12px;
            border-radius:999px;
            border:1px solid rgba(34,26,20,.1);
            background:rgba(255,255,255,.78);
            color:var(--text);
            font-size:13px;
            font-weight:600;
            white-space:nowrap;
        }
        .meta-pill{
            color:var(--muted);
        }
        .meta-pill strong,
        .chip strong{color:var(--text)}
        .banner-actions{
            margin-top:22px;
            display:flex;
            flex-wrap:wrap;
            gap:12px;
        }
        .site-btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:8px;
            min-height:50px;
            padding:0 18px;
            border-radius:16px;
            border:1px solid transparent;
            font-weight:700;
            white-space:nowrap;
            transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
        }
        .site-btn:hover{
            transform:translateY(-1px);
        }
        .site-btn-primary{
            background:linear-gradient(145deg, var(--accent-strong), var(--accent));
            color:#fff;
            box-shadow:0 12px 24px rgba(190,107,44,.18);
        }
        .site-btn-primary:hover{
            box-shadow:0 16px 28px rgba(190,107,44,.22);
            color:#fff;
        }
        .site-btn-secondary{
            background:rgba(255,255,255,.86);
            border-color:var(--line);
            color:var(--text);
            box-shadow:0 10px 22px rgba(28,18,10,.04);
        }
        .site-btn-secondary:hover{
            border-color:rgba(190,107,44,.28);
            box-shadow:0 14px 26px rgba(28,18,10,.08);
            color:var(--text);
        }
        .banner-media{
            display:grid;
            align-content:stretch;
            gap:14px;
        }
        .banner-image{
            position:relative;
            overflow:hidden;
            border-radius:22px;
            min-height:100%;
            background:linear-gradient(180deg, rgba(31,26,23,.08), rgba(31,26,23,.24));
            box-shadow:var(--shadow-soft);
        }
        .banner-image::after{
            content:"";
            position:absolute;
            inset:0;
            background:linear-gradient(180deg, rgba(20,14,10,.06), rgba(20,14,10,.28));
            pointer-events:none;
        }
        .banner-image img{
            width:100%;
            height:100%;
            min-height:340px;
            object-fit:cover;
            transform:scale(1.02);
        }
        .media-note{
            position:absolute;
            left:18px;
            right:18px;
            bottom:18px;
            z-index:1;
            padding:14px 16px;
            border-radius:18px;
            background:rgba(255,255,255,.88);
            color:var(--text);
            border:1px solid rgba(34,26,20,.08);
            box-shadow:var(--shadow-soft);
            font-weight:600;
        }

        main{
            padding:12px 0 56px;
        }
        .section-block{
            padding:24px 0;
        }
        .section-head{
            display:flex;
            align-items:end;
            justify-content:space-between;
            gap:18px;
            margin-bottom:18px;
        }
        .section-head h2{
            margin:10px 0 0;
            font-size:clamp(24px, 3vw, 34px);
            line-height:1.12;
            letter-spacing:-.02em;
        }
        .section-head .lead{
            margin:8px 0 0;
            color:var(--muted);
            max-width:54rem;
        }
        .text-link{
            color:var(--accent-strong);
            font-weight:700;
            white-space:nowrap;
        }
        .text-link:hover{color:var(--accent)}
        .article-layout{
            display:grid;
            grid-template-columns:minmax(0,1fr) 330px;
            gap:22px;
            align-items:start;
        }
        .content-card,
        .sidebar-card,
        .story-card,
        .faq-item,
        .cta-panel,
        .feature-card{
            border:1px solid rgba(34,26,20,.08);
            background:rgba(255,255,255,.9);
            box-shadow:var(--shadow-soft);
        }
        .content-card{
            border-radius:var(--radius-lg);
            padding:26px;
            overflow:hidden;
        }
        .content-topline{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:16px;
            flex-wrap:wrap;
            margin-bottom:16px;
        }
        .content-topline h2{
            margin:0;
            font-size:22px;
            line-height:1.25;
        }
        .content-meta{
            display:flex;
            flex-wrap:wrap;
            gap:10px;
        }
        .content-summary{
            padding:18px;
            border-radius:20px;
            background:linear-gradient(180deg, rgba(243,235,224,.55), rgba(255,255,255,.86));
            border:1px solid rgba(34,26,20,.08);
            color:var(--muted);
            margin-bottom:18px;
        }
        .content-summary strong{
            color:var(--text);
        }
        .article-body{
            font-size:16px;
            line-height:1.92;
            color:var(--text);
            word-break:break-word;
        }
        .article-body > * + *{margin-top:1em}
        .article-body h2,
        .article-body h3,
        .article-body h4{
            margin:1.8em 0 .75em;
            line-height:1.28;
            letter-spacing:-.02em;
        }
        .article-body h2{font-size:clamp(22px, 2.2vw, 30px)}
        .article-body h3{font-size:clamp(18px, 1.8vw, 24px)}
        .article-body p{margin:0}
        .article-body ul,
        .article-body ol{
            padding-left:1.25em;
            margin:0;
        }
        .article-body li + li{margin-top:.45em}
        .article-body blockquote{
            margin:1.4em 0;
            padding:18px 18px 18px 20px;
            border-left:4px solid var(--accent);
            border-radius:16px;
            background:var(--surface-2);
            color:var(--text);
        }
        .article-body img{
            margin:1.4em 0;
            border-radius:18px;
            box-shadow:var(--shadow-soft);
        }
        .article-body figure{
            margin:1.4em 0;
        }
        .article-body figcaption{
            margin-top:10px;
            color:var(--muted);
            font-size:14px;
            text-align:center;
        }
        .article-body table{
            display:block;
            width:100%;
            overflow-x:auto;
            border-collapse:collapse;
            border-radius:16px;
            border:1px solid rgba(34,26,20,.08);
            background:rgba(255,255,255,.94);
            box-shadow:var(--shadow-soft);
        }
        .article-body th,
        .article-body td{
            padding:12px 14px;
            border-bottom:1px solid rgba(34,26,20,.08);
            text-align:left;
            vertical-align:top;
        }
        .article-body th{
            background:var(--surface-2);
            color:var(--text);
            font-weight:700;
        }
        .article-body a{
            color:var(--accent-strong);
            text-decoration:underline;
            text-decoration-color:rgba(190,107,44,.3);
            text-underline-offset:3px;
        }
        .article-body a:hover{
            color:var(--accent);
            text-decoration-color:var(--accent);
        }
        .article-body code{
            padding:.14em .42em;
            border-radius:8px;
            background:var(--surface-2);
            color:var(--accent-strong);
        }
        .article-body pre{
            overflow:auto;
            margin:1.4em 0;
            padding:18px;
            border-radius:16px;
            background:#1c1714;
            color:#f5ede2;
            box-shadow:var(--shadow-soft);
        }
        .article-body pre code{
            padding:0;
            color:inherit;
            background:transparent;
        }
        .article-footer-actions{
            margin-top:24px;
            padding-top:20px;
            border-top:1px solid rgba(34,26,20,.08);
            display:flex;
            flex-wrap:wrap;
            gap:12px;
        }
        .empty-state{
            min-height:280px;
            display:grid;
            place-items:center;
            text-align:center;
            padding:22px 12px;
        }
        .empty-box{
            max-width:460px;
            width:100%;
            padding:28px;
            border-radius:24px;
            border:1px dashed rgba(34,26,20,.14);
            background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(243,235,224,.52));
        }
        .empty-mark{
            width:60px;
            height:60px;
            margin:0 auto 14px;
            border-radius:20px;
            display:grid;
            place-items:center;
            background:var(--accent-soft);
            color:var(--accent-strong);
            font-size:24px;
            font-weight:800;
        }
        .empty-box h2{
            margin:0 0 10px;
            font-size:24px;
        }
        .empty-box p{
            margin:0 0 18px;
            color:var(--muted);
        }

        .sidebar{
            display:grid;
            gap:16px;
        }
        .sidebar-card{
            overflow:hidden;
            border-radius:22px;
            padding:20px;
        }
        .sidebar-title{
            margin:0 0 14px;
            font-size:18px;
            line-height:1.25;
        }
        .info-list{
            display:grid;
            gap:12px;
        }
        .info-row{
            display:flex;
            align-items:flex-start;
            justify-content:space-between;
            gap:14px;
            padding:12px 14px;
            border-radius:16px;
            background:linear-gradient(180deg, rgba(243,235,224,.62), rgba(255,255,255,.8));
            border:1px solid rgba(34,26,20,.07);
        }
        .info-row span:first-child{
            color:var(--muted);
            font-size:14px;
            min-width:88px;
        }
        .info-row span:last-child{
            text-align:right;
            font-weight:700;
        }
        .cover-card{
            overflow:hidden;
            padding:0;
        }
        .cover-card img{
            aspect-ratio:4/3;
            object-fit:cover;
        }
        .cover-card-body{
            padding:18px 18px 20px;
        }
        .cover-card-body strong{
            display:block;
            margin-bottom:8px;
            font-size:17px;
        }
        .cover-card-body p{
            margin:0;
            color:var(--muted);
        }
        .quick-links{
            display:grid;
            gap:10px;
        }
        .quick-links .site-btn{
            width:100%;
        }

        .latest-grid{
            display:grid;
            grid-template-columns:repeat(3, minmax(0,1fr));
            gap:16px;
        }
        .story-card{
            display:flex;
            flex-direction:column;
            overflow:hidden;
            border-radius:22px;
            min-height:100%;
            transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .story-card:hover{
            transform:translateY(-3px);
            box-shadow:var(--shadow);
            border-color:rgba(190,107,44,.22);
        }
        .story-card img{
            aspect-ratio:16/10;
            object-fit:cover;
            transition:transform var(--transition);
        }
        .story-card:hover img{
            transform:scale(1.02);
        }
        .story-body{
            padding:18px;
            display:grid;
            gap:12px;
            flex:1;
        }
        .story-body h3{
            margin:0;
            font-size:20px;
            line-height:1.26;
        }
        .story-body p{
            margin:0;
            color:var(--muted);
        }
        .story-time{
            color:var(--accent-strong);
            font-weight:700;
            font-size:13px;
        }

        .faq-list{
            display:grid;
            gap:12px;
        }
        .faq-item{
            overflow:hidden;
            border-radius:20px;
        }
        .faq-item summary{
            list-style:none;
            cursor:pointer;
            padding:18px 20px;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:16px;
            font-weight:700;
            background:rgba(255,255,255,.88);
        }
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary::after{
            content:"+";
            width:30px;
            height:30px;
            display:grid;
            place-items:center;
            border-radius:999px;
            background:var(--accent-soft);
            color:var(--accent-strong);
            flex:none;
            font-size:20px;
            line-height:1;
            transition:transform var(--transition), background var(--transition);
        }
        .faq-item[open] summary{
            background:linear-gradient(180deg, rgba(243,235,224,.68), rgba(255,255,255,.92));
        }
        .faq-item[open] summary::after{
            content:"−";
            background:rgba(190,107,44,.14);
        }
        .faq-body{
            padding:0 20px 18px;
            color:var(--muted);
        }
        .faq-body p{
            margin:0;
        }

        .cta-panel{
            overflow:hidden;
            border-radius:26px;
            padding:26px;
            background:
                linear-gradient(135deg, rgba(255,255,255,.94), rgba(243,235,224,.94)),
                radial-gradient(circle at top right, rgba(190,107,44,.16), transparent 28%);
        }
        .cta-grid{
            display:grid;
            grid-template-columns:1fr auto;
            gap:18px;
            align-items:center;
        }
        .cta-panel h2{
            margin:10px 0 10px;
            font-size:clamp(24px, 3vw, 34px);
            line-height:1.18;
        }
        .cta-panel p{
            margin:0;
            color:var(--muted);
            max-width:56rem;
        }

        .site-footer{
            margin-top:18px;
            padding:28px 0 18px;
            border-top:1px solid rgba(34,26,20,.08);
            background:linear-gradient(180deg, rgba(255,255,255,.42), rgba(243,235,224,.84));
        }
        .footer-grid{
            display:grid;
            grid-template-columns:1.2fr .8fr 1fr;
            gap:24px;
            padding:16px 0 18px;
        }
        .footer-brand strong{
            display:block;
            margin-bottom:12px;
            font-size:18px;
        }
        .footer-brand p,
        .footer-note,
        .footer-links a{
            color:var(--muted);
        }
        .footer-links{
            display:flex;
            flex-wrap:wrap;
            gap:10px 14px;
        }
        .footer-links a{
            padding:6px 0;
        }
        .footer-links a:hover{color:var(--text)}
        .footer-note{
            line-height:1.82;
        }
        .footer-bottom{
            display:flex;
            justify-content:space-between;
            flex-wrap:wrap;
            gap:12px;
            padding-top:14px;
            border-top:1px solid rgba(34,26,20,.08);
            color:var(--muted);
            font-size:14px;
        }

        .muted{color:var(--muted)}
        .divider{
            height:1px;
            background:rgba(34,26,20,.08);
            margin:18px 0;
        }

        @media (max-width: 1100px){
            .banner-wrap{
                grid-template-columns:1fr;
            }
            .banner-image img{
                min-height:280px;
            }
            .article-layout{
                grid-template-columns:1fr;
            }
            .sidebar{
                grid-template-columns:repeat(2, minmax(0,1fr));
            }
            .latest-grid{
                grid-template-columns:repeat(2, minmax(0,1fr));
            }
            .footer-grid{
                grid-template-columns:1fr 1fr;
            }
        }
        @media (max-width: 860px){
            .site-nav{
                position:absolute;
                top:calc(100% + 10px);
                right:0;
                left:0;
                display:none;
                flex-direction:column;
                align-items:stretch;
                gap:0;
                padding:12px;
                border-radius:18px;
                border:1px solid rgba(34,26,20,.1);
                background:rgba(255,255,255,.96);
                box-shadow:var(--shadow);
            }
            .site-nav.is-open{display:flex}
            .site-nav a{
                padding:13px 12px;
                border-radius:12px;
            }
            .site-nav a::after{display:none}
            .site-nav a:hover,
            .site-nav a[aria-current="page"]{
                background:rgba(190,107,44,.08);
            }
            .nav-toggle{display:inline-flex}
            .banner-copy h1{
                font-size:clamp(30px, 7vw, 48px);
            }
            .sidebar{
                grid-template-columns:1fr;
            }
            .cta-grid{
                grid-template-columns:1fr;
            }
        }
        @media (max-width: 640px){
            .container{
                width:min(var(--container), calc(100% - 24px));
            }
            .brand-text{
                font-size:16px;
            }
            .banner-wrap,
            .content-card,
            .sidebar-card,
            .cta-panel{
                padding:18px;
            }
            .banner-desc{
                font-size:16px;
            }
            .latest-grid{
                grid-template-columns:1fr;
            }
            .section-head{
                align-items:flex-start;
                flex-direction:column;
            }
            .banner-actions,
            .article-footer-actions{
                flex-direction:column;
            }
            .site-btn{
                width:100%;
            }
            .footer-grid{
                grid-template-columns:1fr;
            }
            .footer-bottom{
                flex-direction:column;
            }
        }
        @media (prefers-reduced-motion: reduce){
            html{scroll-behavior:auto}
            *,
            *::before,
            *::after{
                animation-duration:.01ms !important;
                animation-iteration-count:1 !important;
                transition-duration:.01ms !important;
                scroll-behavior:auto !important;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}