/* roulang page: index */
:root{--ink:#20221f;--muted:#767870;--paper:#f7f5ef;--warm:#f0ece2;--line:#dedbd1;--yellow:#f2bd38;--orange:#d9822b;--dark:#252722;--radius:18px;--shadow:0 16px 40px rgba(35,34,28,.08)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea{font:inherit}.container{max-width:1180px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.navbar{min-height:76px}.brand{font-size:19px;font-weight:800;letter-spacing:-.04em;display:flex;align-items:center;gap:10px}.brand-mark{width:30px;height:30px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;color:var(--dark);font-size:14px}.nav-link{color:#5b5d55!important;font-size:14px;font-weight:600;margin:0 7px;padding:25px 8px!important;position:relative}.nav-link:hover,.nav-link.active{color:var(--ink)!important}.nav-link.active:after{content:"";height:3px;width:24px;background:var(--yellow);position:absolute;bottom:12px;left:8px}.nav-cta,.btn-main{background:var(--yellow);border:1px solid var(--yellow);color:var(--dark);font-weight:800;border-radius:10px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;min-height:44px;transition:.25s}.nav-cta:hover,.btn-main:hover{background:var(--dark);border-color:var(--dark);color:#fff;transform:translateY(-3px)}.btn-ghost{border:1px solid #aaa99f;border-radius:10px;padding:11px 19px;display:inline-flex;min-height:44px;align-items:center;justify-content:center;font-weight:700;transition:.25s}.btn-ghost:hover{border-color:var(--dark);background:#fff;transform:translateY(-2px)}
    .hero{padding:76px 0 66px;background:linear-gradient(90deg,rgba(247,245,239,.98) 38%,rgba(247,245,239,.58)),url('/assets/images/3c19a93c00d36540.jpg') center/cover}.eyebrow,.label{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#9a681b;font-weight:800}.hero h1{font-size:clamp(42px,6vw,78px);line-height:1.08;letter-spacing:-.07em;max-width:760px;margin:15px 0 24px;font-weight:900}.hero p{font-size:17px;color:#5e6058;max-width:650px;margin-bottom:30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.entry-wall{background:var(--dark);color:#fff;border-radius:24px;padding:24px;max-width:410px;margin-left:auto;box-shadow:var(--shadow);transform:rotate(1deg)}.entry-wall h2{font-size:18px;margin:0 0 20px}.entry-row{border-top:1px solid rgba(255,255,255,.18);padding:16px 0;display:flex;justify-content:space-between;align-items:center}.entry-row strong{font-size:27px;color:var(--yellow);display:block;line-height:1.1}.entry-row span{color:#c7c7be;font-size:13px}.entry-arrow{color:var(--yellow);font-size:23px}
    section{padding:82px 0}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}.section-head h2{font-size:clamp(27px,3.3vw,43px);letter-spacing:-.055em;line-height:1.18;margin:6px 0 0;font-weight:900}.section-head p{max-width:470px;color:var(--muted);margin:0}.dark-section{background:var(--dark);color:#fff}.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid rgba(255,255,255,.15);border-radius:16px;overflow:hidden}.stat{padding:28px 25px;border-right:1px solid rgba(255,255,255,.15)}.stat:last-child{border:0}.stat b{font-size:40px;color:var(--yellow);line-height:1;display:block;margin-bottom:10px}.stat span{font-size:14px;color:#c6c7bd}
    .matrix{display:grid;grid-template-columns:1.3fr .8fr .8fr;grid-template-rows:1fr 1fr;gap:16px}.matrix-card{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;min-height:155px;transition:.25s}.matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c5a24d}.matrix-card.big{grid-row:span 2;background:var(--yellow);display:flex;flex-direction:column;justify-content:space-between}.matrix-card h3{font-size:22px;margin:10px 0 8px}.matrix-card p{font-size:14px;color:var(--muted);margin:0}.matrix-card.big p{color:#5d4b1e}.mini-arrow{font-size:28px;display:block;text-align:right}
    .compare{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}.compare-col{padding:28px}.compare-col:first-child{background:#ece9df}.compare-col h3{font-size:20px;margin-bottom:22px}.compare-col li{list-style:none;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}.compare-col ul{padding:0;margin:0}.compare-col li:before{content:"✓";color:var(--orange);font-weight:900;margin-right:12px}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.time-node{padding:25px 20px 10px 0;border-right:1px solid var(--line);margin-right:20px;position:relative}.time-node:before{content:"";width:12px;height:12px;border-radius:50%;background:var(--yellow);position:absolute;top:-7px;left:0}.time-node b{display:block;color:#a46b16;font-size:13px;margin-bottom:12px}.time-node h3{font-size:18px;margin:0 0 8px}.time-node p{font-size:14px;color:var(--muted);margin:0}
    .news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.feature-news,.news-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.feature-news img{width:100%;height:260px;object-fit:cover}.news-content{padding:23px}.news-content h3{font-size:23px;margin:9px 0}.news-content p,.news-item p{color:var(--muted);font-size:14px;margin:0}.news-list{display:flex;flex-direction:column;gap:12px}.news-item{padding:18px 20px}.news-item h3{font-size:17px;margin:7px 0}.meta{font-size:12px;color:#a27635;font-weight:700}
    .assurance{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.assurance div{padding:24px 22px;border-right:1px solid var(--line)}.assurance div:last-child{border:0}.assurance b{display:block;font-size:18px;margin-bottom:7px}.assurance span{color:var(--muted);font-size:14px}
    .quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick{padding:22px;background:#fff;border:1px solid var(--line);border-radius:14px}.quick strong{font-size:16px;display:block;margin-bottom:8px}.quick p{font-size:14px;color:var(--muted);margin:0}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:800;padding:22px 0}.accordion-button:not(.collapsed):after{background-color:var(--yellow)}.accordion-body{padding:0 30px 22px 0;color:var(--muted);font-size:15px}
    .feedback{background:var(--dark);color:#fff;border-radius:24px;padding:46px}.feedback p{color:#c6c7bd}.form-control{background:#30332e;border:1px solid #555950;color:#fff;border-radius:9px;padding:13px}.form-control:focus{background:#30332e;color:#fff;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(242,189,56,.2)}.form-label{font-size:13px;color:#d7d8cc}.feedback .btn-main{border:0}
    footer{background:#1b1d1a;color:#d7d8cd;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand{font-size:20px;font-weight:800;color:#fff}.footer-copy{color:#9da096;font-size:14px;max-width:310px}.footer-title{color:var(--yellow);font-size:13px;font-weight:800;margin-bottom:15px}.footer a{display:block;color:#bfc1b6;font-size:14px;margin:8px 0}.footer a:hover{color:var(--yellow)}.copyright{border-top:1px solid #343731;margin-top:35px;padding-top:20px;color:#858a7f;font-size:12px}
    :focus-visible{outline:3px solid var(--yellow);outline-offset:3px}@media(max-width:992px){.nav-link{margin:0}.hero{padding-top:58px}.matrix{grid-template-columns:1fr 1fr}.matrix-card.big{grid-row:auto;grid-column:span 2}.quick-grid,.assurance{grid-template-columns:repeat(2,1fr)}.assurance div:nth-child(2){border-right:0}.assurance div{border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){section{padding:60px 0}.hero h1{font-size:45px}.entry-wall{margin:35px 0 0;transform:none}.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat{border-bottom:1px solid rgba(255,255,255,.15)}.section-head{display:block}.section-head p{margin-top:14px}.timeline{grid-template-columns:1fr 1fr;gap:20px}.time-node{border-right:0;border-bottom:1px solid var(--line);margin:0}.news-layout{grid-template-columns:1fr}.feedback{padding:30px 22px}}@media(max-width:576px){.navbar{min-height:66px}.brand{font-size:16px}.hero{padding:48px 0}.hero h1{font-size:38px}.matrix{display:block}.matrix-card{margin-bottom:13px}.compare{grid-template-columns:1fr}.compare-col{padding:22px}.timeline,.quick-grid,.assurance{grid-template-columns:1fr}.assurance div{border-right:0}.footer-grid{grid-template-columns:1fr}.nav-cta{margin:12px 8px}.stats{grid-template-columns:1fr 1fr}.stat{padding:22px 15px}.stat b{font-size:30px}}

/* roulang page: category1 */
:root{--ink:#20221f;--muted:#767870;--paper:#f7f5ef;--warm:#f0ece2;--line:#dedbd1;--yellow:#f2bd38;--orange:#d9822b;--dark:#252722;--radius:18px;--shadow:0 16px 40px rgba(35,34,28,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
.container{max-width:1180px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.navbar{min-height:76px}
.brand{font-size:19px;font-weight:800;letter-spacing:-.04em;display:flex;align-items:center;gap:10px}
.brand-mark{width:30px;height:30px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;color:var(--dark);font-size:14px}
.nav-link{color:#5b5d55!important;font-size:14px;font-weight:600;margin:0 7px;padding:25px 8px!important;position:relative}
.nav-link:hover,.nav-link.active{color:var(--ink)!important}
.nav-link.active:after{content:"";height:3px;width:24px;background:var(--yellow);position:absolute;bottom:12px;left:8px}
.nav-cta,.btn-main{background:var(--yellow);border:1px solid var(--yellow);color:var(--dark);font-weight:800;border-radius:10px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;min-height:44px;transition:.25s}
.nav-cta:hover,.btn-main:hover{background:var(--dark);border-color:var(--dark);color:#fff;transform:translateY(-3px)}
.btn-ghost{border:1px solid #aaa99f;border-radius:10px;padding:11px 19px;display:inline-flex;min-height:44px;align-items:center;justify-content:center;font-weight:700;transition:.25s}
.btn-ghost:hover{border-color:var(--dark);background:#fff;transform:translateY(-2px)}
.navbar-toggler{border:1px solid var(--line);padding:8px 10px}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(242,189,56,.25)}
.hero-category{padding:78px 0 65px;background:linear-gradient(90deg,rgba(247,245,239,.98) 24%,rgba(247,245,239,.72)),url('/assets/images/a832adeb7175539b.jpg') center/cover}
.eyebrow,.label{font-size:12px;letter-spacing:.16em;color:#9a681b;font-weight:800}
.hero-category h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;max-width:760px;margin:14px 0 22px;font-weight:900}
.hero-category p{font-size:17px;color:#5e6058;max-width:650px;margin:0}
.category-meta{margin-top:34px;display:flex;gap:10px;flex-wrap:wrap}
.badge-soft,.filter-chip{display:inline-flex;align-items:center;border:1px solid #d4cfc1;border-radius:999px;padding:7px 13px;color:#655d4c;font-size:13px;background:rgba(255,255,255,.58)}
.section-block{padding:76px 0}
.section-block.alt{background:var(--warm)}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
.section-head h2{font-size:clamp(28px,3.5vw,44px);letter-spacing:-.055em;line-height:1.18;margin:7px 0 0;font-weight:900}
.section-head p{max-width:480px;color:var(--muted);margin:0}
.filter-panel{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:19px 22px;border:1px solid var(--line);background:#fff;border-radius:14px}
.filter-title{font-weight:800;margin-right:8px}
.filter-chip{background:var(--paper);cursor:pointer;transition:.2s}
.filter-chip:hover,.filter-chip.active{background:var(--yellow);border-color:var(--yellow);color:var(--dark)}
.media-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
.feature-card,.video-card{border:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden;transition:.25s}
.feature-card:hover,.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c6a14b}
.media-cover{min-height:270px;background:linear-gradient(135deg,#3c3e35,#9d7b31);position:relative;overflow:hidden}
.media-cover img{width:100%;height:100%;min-height:270px;object-fit:cover;opacity:.82}
.play-mark{position:absolute;left:24px;bottom:22px;width:48px;height:48px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;font-size:18px;color:var(--dark);box-shadow:0 8px 20px rgba(0,0,0,.2)}
.card-content{padding:22px}
.card-content h3{font-size:24px;line-height:1.35;margin:8px 0 10px;letter-spacing:-.03em}
.card-content p{font-size:14px;color:var(--muted);margin:0}
.small-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.video-card .media-cover{min-height:130px}
.video-card .media-cover img{min-height:130px}
.video-card .card-content{padding:16px}
.video-card h3{font-size:17px;line-height:1.45;margin:6px 0}
.video-card p{font-size:13px}
.meta-line{display:flex;gap:9px;flex-wrap:wrap;color:#9b7133;font-size:12px;font-weight:700}
.info-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #44483f;background:var(--dark);border-radius:var(--radius);overflow:hidden;color:#fff}
.info-cell{padding:25px 22px;border-right:1px solid #454840}
.info-cell:last-child{border-right:0}
.info-cell strong{display:block;font-size:29px;line-height:1.1;color:var(--yellow);margin-bottom:7px}
.info-cell span{font-size:13px;color:#c4c7bb}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.guide-item{padding:27px 24px;border:1px solid var(--line);background:#fff;border-radius:var(--radius);position:relative}
.guide-number{font-size:42px;line-height:1;color:var(--yellow);font-weight:900}
.guide-item h3{font-size:20px;margin:18px 0 7px}
.guide-item p{font-size:14px;color:var(--muted);margin:0}
.update-note{display:grid;grid-template-columns:1fr 1.4fr;gap:30px;align-items:center;background:#20221f;color:#fff;border-radius:var(--radius);padding:34px}
.update-note h2{font-size:32px;line-height:1.25;margin:8px 0 0;letter-spacing:-.05em}
.update-note p{color:#c7c9bf;margin:0;font-size:15px}
.update-tag{color:var(--yellow);font-size:12px;font-weight:800;letter-spacing:.12em}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:800;padding:21px 0}
.accordion-button:not(.collapsed):after{background-color:var(--yellow)}
.accordion-body{padding:0 35px 21px 0;color:var(--muted);font-size:15px}
.accordion-button:focus{outline:3px solid rgba(242,189,56,.3);outline-offset:3px}
.more-row{text-align:center;margin-top:32px}
.feedback{background:var(--dark);color:#fff}
.feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
.feedback h2{font-size:clamp(30px,4vw,48px);line-height:1.15;letter-spacing:-.06em;margin:8px 0 16px}
.feedback p{color:#c4c7bb}
.form-control{background:#30332e;border:1px solid #555950;color:#fff;border-radius:9px;padding:13px}
.form-control::placeholder{color:#969b90}
.form-control:focus{background:#30332e;color:#fff;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(242,189,56,.2)}
.form-label{font-size:13px;color:#d7d8cc}
footer{background:#1b1d1a;color:#d7d8cd;padding:54px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
.footer-brand{font-size:20px;font-weight:800;color:#fff}
.footer-copy{color:#9da096;font-size:14px;max-width:310px}
.footer-title{color:var(--yellow);font-size:13px;font-weight:800;margin-bottom:15px}
.footer a{display:block;color:#bfc1b6;font-size:14px;margin:8px 0}
.footer a:hover{color:var(--yellow)}
.copyright{border-top:1px solid #343731;margin-top:35px;padding-top:20px;color:#858a7f;font-size:12px}
@media(max-width:992px){
.nav-link{margin:0}.hero-category{padding:60px 0}.media-layout,.feedback-grid{grid-template-columns:1fr}.info-strip{grid-template-columns:repeat(2,1fr)}.info-cell:nth-child(2){border-right:0}.info-cell{border-bottom:1px solid #454840}.guide-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.section-block{padding:58px 0}.hero-category h1{font-size:46px}.section-head{display:block}.section-head p{margin-top:14px}.small-grid{grid-template-columns:1fr 1fr}.update-note{grid-template-columns:1fr;padding:27px}.feedback-grid{gap:28px}.nav-cta{margin:12px 8px}
}
@media(max-width:576px){
.navbar{min-height:66px}.brand{font-size:16px}.hero-category{padding:48px 0}.hero-category h1{font-size:38px}.info-strip,.guide-grid,.small-grid,.footer-grid{grid-template-columns:1fr}.info-cell{border-right:0}.info-cell:last-child{border-bottom:0}.media-cover,.media-cover img{min-height:220px}.video-card .media-cover,.video-card .media-cover img{min-height:170px}.section-head h2{font-size:31px}.category-meta{margin-top:25px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
            --ink:#20221f;
            --muted:#767870;
            --paper:#f7f5ef;
            --warm:#f0ece2;
            --line:#dedbd1;
            --yellow:#f2bd38;
            --orange:#d9822b;
            --dark:#252722;
            --dark-2:#30332e;
            --radius:18px;
            --shadow:0 16px 40px rgba(35,34,28,.08);
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,textarea{font:inherit}
        .container{max-width:1180px}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
        .navbar{min-height:76px}
        .brand{font-size:19px;font-weight:800;letter-spacing:-.04em;display:flex;align-items:center;gap:10px}
        .brand-mark{width:30px;height:30px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;color:var(--dark);font-size:14px}
        .nav-link{color:#5b5d55!important;font-size:14px;font-weight:600;margin:0 7px;padding:25px 8px!important;position:relative}
        .nav-link:hover,.nav-link.active{color:var(--ink)!important}
        .nav-link.active:after{content:"";height:3px;width:24px;background:var(--yellow);position:absolute;bottom:12px;left:8px}
        .nav-cta,.btn-main{background:var(--yellow);border:1px solid var(--yellow);color:var(--dark);font-weight:800;border-radius:10px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;min-height:44px;transition:.25s}
        .nav-cta:hover,.btn-main:hover{background:var(--dark);border-color:var(--dark);color:#fff;transform:translateY(-3px)}
        .btn-ghost{border:1px solid #aaa99f;border-radius:10px;padding:11px 19px;display:inline-flex;min-height:44px;align-items:center;justify-content:center;font-weight:700;transition:.25s}
        .btn-ghost:hover{border-color:var(--dark);background:#fff;transform:translateY(-2px)}
        .section-label,.eyebrow{font-size:12px;letter-spacing:.16em;color:#9a681b;font-weight:800;text-transform:uppercase}
        section{padding:78px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
        .section-head h2{font-size:clamp(28px,3.5vw,44px);line-height:1.18;letter-spacing:-.055em;font-weight:900;margin:7px 0 0}
        .section-head p{max-width:480px;color:var(--muted);margin:0}
        .intro{padding:74px 0 58px;background:linear-gradient(90deg,rgba(247,245,239,.98) 28%,rgba(247,245,239,.64)),url('/assets/images/a832adeb7175539b.jpg') center/cover}
        .intro h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;font-weight:900;max-width:760px;margin:15px 0 20px}
        .intro p{color:#5e6058;font-size:17px;max-width:680px;margin-bottom:25px}
        .intro-meta{display:flex;gap:10px;flex-wrap:wrap}
        .tag{display:inline-flex;align-items:center;border:1px solid #c8c2b3;border-radius:999px;padding:6px 12px;font-size:12px;color:#6d5a32;background:rgba(255,255,255,.46)}
        .topic-index{background:var(--dark);color:#fff;padding:30px 0}
        .index-row{display:flex;gap:14px;overflow-x:auto;padding:4px 0 10px;scrollbar-width:thin}
        .index-item{min-width:170px;padding:18px 20px;border:1px solid #4a4d45;border-radius:14px;transition:.25s}
        .index-item:hover,.index-item.active{background:var(--yellow);border-color:var(--yellow);color:var(--dark);transform:translateY(-3px)}
        .index-number{color:var(--yellow);font-size:26px;font-weight:900;line-height:1}
        .index-item:hover .index-number,.index-item.active .index-number{color:var(--dark)}
        .index-item strong{display:block;margin-top:12px;font-size:16px}
        .index-item small{display:block;color:#aeb1a7;margin-top:4px}
        .index-item:hover small,.index-item.active small{color:#65521d}
        .topic-board{background:var(--warm)}
        .topic-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
        .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s}
        .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c5a24d}
        .topic-card.featured{grid-row:span 2}
        .topic-image{height:210px;object-fit:cover;width:100%}
        .featured .topic-image{height:330px}
        .topic-content{padding:24px}
        .topic-content h3{font-size:25px;line-height:1.3;margin:9px 0 10px;font-weight:900}
        .topic-card:not(.featured) .topic-content h3{font-size:20px}
        .topic-content p{color:var(--muted);font-size:14px;margin:0 0 15px}
        .topic-meta{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:13px;color:#92703a;font-size:12px}
        .more-line{margin-top:26px;text-align:center}
        .content-note{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
        .note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
        .note-item{padding:24px 28px;border-right:1px solid var(--line)}
        .note-item:last-child{border-right:0}
        .note-item strong{font-size:26px;display:block;color:var(--orange);line-height:1.2;margin-bottom:8px}
        .note-item span{font-size:14px;color:var(--muted)}
        .process{background:var(--paper)}
        .process-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
        .process-step{position:relative;padding:28px 28px 20px;border-right:1px solid var(--line)}
        .process-step:last-child{border-right:0}
        .process-step:before{content:"";position:absolute;top:-5px;left:28px;width:9px;height:9px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 5px var(--paper)}
        .process-num{font-size:13px;color:#a27635;font-weight:800}
        .process-step h3{font-size:20px;margin:18px 0 8px}
        .process-step p{font-size:14px;color:var(--muted);margin:0}
        .news-section{background:var(--warm)}
        .news-flow{max-width:860px;border-top:1px solid var(--line)}
        .news-row{display:grid;grid-template-columns:130px 1fr auto;align-items:center;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}
        .news-date{font-size:13px;color:#9a681b;font-weight:800}
        .news-row h3{font-size:18px;margin:0 0 4px}
        .news-row p{font-size:14px;color:var(--muted);margin:0}
        .news-arrow{font-size:22px;color:var(--orange)}
        .faq-section{background:#fff}
        .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
        .accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:800;padding:21px 0}
        .accordion-button:focus{box-shadow:0 0 0 3px rgba(242,189,56,.25)!important}
        .accordion-button:not(.collapsed):after{background-color:var(--yellow)}
        .accordion-body{padding:0 30px 21px 0;color:var(--muted);font-size:15px}
        .feedback{background:var(--dark);color:#fff}
        .feedback h2{font-size:clamp(28px,4vw,46px);line-height:1.15;letter-spacing:-.05em;font-weight:900}
        .feedback p{color:#bfc2b7;max-width:460px}
        .form-label{font-size:13px;color:#d7d8cd}
        .form-control{background:var(--dark-2);border:1px solid #555950;color:#fff;border-radius:9px;padding:13px}
        .form-control::placeholder{color:#92978b}
        .form-control:focus{background:var(--dark-2);color:#fff;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(242,189,56,.2)}
        footer{background:#1b1d1a;color:#d7d8cd;padding:54px 0 24px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
        .footer-brand{font-size:20px;font-weight:800;color:#fff}
        .footer-copy{color:#9da096;font-size:14px;max-width:310px}
        .footer-title{color:var(--yellow);font-size:13px;font-weight:800;margin-bottom:15px}
        .footer a{display:block;color:#bfc1b6;font-size:14px;margin:8px 0}
        .footer a:hover{color:var(--yellow)}
        .copyright{border-top:1px solid #343731;margin-top:35px;padding-top:20px;color:#858a7f;font-size:12px}
        :focus-visible{outline:3px solid rgba(242,189,56,.8);outline-offset:3px}
        @media(max-width:992px){
            .nav-link{margin:0}
            .topic-layout{grid-template-columns:1fr}
            .topic-card.featured{grid-row:auto}
            .featured .topic-image{height:280px}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:768px){
            section{padding:58px 0}
            .navbar{min-height:66px}
            .brand{font-size:16px}
            .nav-link{padding:12px 8px!important}
            .nav-link.active:after{bottom:4px}
            .nav-cta{margin:10px 8px}
            .intro{padding:54px 0 48px}
            .intro h1{font-size:43px}
            .section-head{display:block}
            .section-head p{margin-top:13px}
            .note-grid,.process-list{grid-template-columns:1fr}
            .note-item,.process-step{border-right:0;border-bottom:1px solid var(--line)}
            .note-item:last-child,.process-step:last-child{border-bottom:0}
            .news-row{grid-template-columns:1fr auto;gap:8px 16px}
            .news-date{grid-column:1/-1}
            .news-row p{font-size:13px}
            .footer-grid{grid-template-columns:1fr}
        }
        @media(max-width:520px){
            .intro h1{font-size:37px}
            .topic-content{padding:20px}
            .featured .topic-image,.topic-image{height:220px}
            .index-item{min-width:145px}
        }
        @media(prefers-reduced-motion:reduce){
            *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
        }

/* roulang page: category3 */
:root{--ink:#20221f;--muted:#767870;--paper:#f7f5ef;--warm:#f0ece2;--line:#dedbd1;--yellow:#f2bd38;--orange:#d9822b;--dark:#252722;--radius:18px;--shadow:0 16px 40px rgba(35,34,28,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
.container{max-width:1180px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.navbar{min-height:76px}
.brand{font-size:19px;font-weight:800;letter-spacing:-.04em;display:flex;align-items:center;gap:10px}
.brand-mark{width:30px;height:30px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;color:var(--dark);font-size:14px}
.nav-link{color:#5b5d55!important;font-size:14px;font-weight:600;margin:0 7px;padding:25px 8px!important;position:relative}
.nav-link:hover,.nav-link.active{color:var(--ink)!important}
.nav-link.active:after{content:"";height:3px;width:24px;background:var(--yellow);position:absolute;bottom:12px;left:8px}
.nav-cta,.btn-main{background:var(--yellow);border:1px solid var(--yellow);color:var(--dark);font-weight:800;border-radius:10px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;min-height:44px;transition:.25s}
.nav-cta:hover,.btn-main:hover{background:var(--dark);border-color:var(--dark);color:#fff;transform:translateY(-3px)}
.btn-ghost{border:1px solid #aaa99f;border-radius:10px;padding:11px 19px;display:inline-flex;min-height:44px;align-items:center;justify-content:center;font-weight:700;transition:.25s}
.btn-ghost:hover{border-color:var(--dark);background:#fff;transform:translateY(-2px)}
.page-intro{padding:86px 0 72px;background:linear-gradient(90deg,rgba(247,245,239,.97) 35%,rgba(247,245,239,.62)),url('/assets/images/a832adeb7175539b.jpg') center/cover}
.eyebrow,.label{font-size:12px;letter-spacing:.16em;color:#9a681b;font-weight:800}
.page-intro h1{font-size:clamp(40px,6vw,76px);line-height:1.08;letter-spacing:-.07em;max-width:780px;margin:16px 0 22px;font-weight:900}
.page-intro p{font-size:17px;color:#5e6058;max-width:660px;margin:0}
.intro-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag{display:inline-flex;align-items:center;min-height:30px;padding:4px 12px;border:1px solid #cfcabd;border-radius:999px;font-size:12px;color:#6e5a2d;background:rgba(255,255,255,.55)}
section{padding:78px 0}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
.section-head h2{font-size:clamp(27px,3.3vw,43px);letter-spacing:-.055em;line-height:1.18;margin:6px 0 0;font-weight:900}
.section-head p{max-width:470px;color:var(--muted);margin:0}
.news-feature{background:var(--dark);color:#fff;border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:330px}
.news-feature img{width:100%;height:100%;min-height:330px;object-fit:cover}
.news-feature-content{padding:38px;display:flex;flex-direction:column;justify-content:center}
.news-feature-content h3{font-size:30px;line-height:1.25;margin:12px 0 15px;letter-spacing:-.04em}
.news-feature-content p{color:#c8c9bf;margin:0 0 24px}
.news-feature .tag{border-color:#65685e;color:var(--yellow);background:transparent}
.news-stream{border-top:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:145px 125px 1fr 26px;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:.22s}
.news-row:hover{padding-left:8px;background:#fff}
.news-date{font-size:13px;color:#9a681b;font-weight:800}
.news-row h3{font-size:18px;margin:0 0 4px}
.news-row p{font-size:14px;color:var(--muted);margin:0}
.news-arrow{font-size:24px;color:var(--orange)}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.filter-bar .tag{background:#fff;cursor:default}
.filter-bar .tag.current{background:var(--yellow);border-color:var(--yellow);color:var(--dark);font-weight:800}
.info-band{background:#ebe7dc}
.info-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:stretch}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.info-card h3{font-size:24px;margin:10px 0 12px}
.info-card p{color:var(--muted);margin:0}
.info-card.dark{background:var(--dark);color:#fff;border-color:var(--dark)}
.info-card.dark p{color:#c6c8be}
.number-list{display:grid;gap:15px;margin-top:24px}
.number-item{display:grid;grid-template-columns:42px 1fr;gap:12px;align-items:start;padding-top:14px;border-top:1px solid var(--line)}
.dark .number-item{border-color:#4b4e47}
.number-item b{color:var(--orange);font-size:20px}
.number-item strong{display:block;margin-bottom:2px}
.number-item span{font-size:14px;color:var(--muted)}
.dark .number-item span{color:#c6c8be}
.date-board{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden}
.date-cell{padding:28px 24px;border-right:1px solid var(--line)}
.date-cell:last-child{border-right:0}
.date-cell b{font-size:32px;display:block;line-height:1;color:var(--orange);margin-bottom:12px}
.date-cell strong{display:block;margin-bottom:7px}
.date-cell span{color:var(--muted);font-size:14px}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:800;padding:22px 0}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(242,189,56,.25)!important}
.accordion-button:not(.collapsed):after{background-color:var(--yellow)}
.accordion-body{padding:0 30px 22px 0;color:var(--muted);font-size:15px}
.more-area{text-align:center;margin-top:30px}
.feedback{background:var(--dark);color:#fff}
.feedback-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:65px;align-items:center}
.feedback h2{font-size:clamp(30px,4vw,50px);letter-spacing:-.06em;line-height:1.15;margin:8px 0 18px}
.feedback p{color:#c8c9bf}
.form-control{background:#30332e;border:1px solid #555950;color:#fff;border-radius:9px;padding:13px}
.form-control:focus{background:#30332e;color:#fff;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(242,189,56,.2)}
.form-label{font-size:13px;color:#d7d8cc}
.feedback .btn-main{border:0}
footer{background:#1b1d1a;color:#d7d8cd;padding:54px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
.footer-brand{font-size:20px;font-weight:800;color:#fff}
.footer-copy{color:#9da096;font-size:14px;max-width:310px}
.footer-title{color:var(--yellow);font-size:13px;font-weight:800;margin-bottom:15px}
.footer a{display:block;color:#bfc1b6;font-size:14px;margin:8px 0}
.footer a:hover{color:var(--yellow)}
.copyright{border-top:1px solid #343731;margin-top:35px;padding-top:20px;color:#858a7f;font-size:12px}
@media(max-width:992px){
 .nav-link{margin:0}.news-feature,.info-grid,.feedback-grid{grid-template-columns:1fr}
 .news-feature img{height:260px;min-height:0}.date-board{grid-template-columns:1fr}
 .date-cell{border-right:0;border-bottom:1px solid var(--line)}.date-cell:last-child{border-bottom:0}
 .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
 section{padding:60px 0}.page-intro{padding:58px 0}.page-intro h1{font-size:45px}
 .section-head{display:block}.section-head p{margin-top:14px}
 .news-row{grid-template-columns:1fr 24px;gap:6px}.news-row .news-date,.news-row .tag{display:inline-flex;margin-right:8px}.news-row h3{grid-column:1}
 .news-row p{grid-column:1}.news-arrow{grid-column:2;grid-row:1/4}
 .feedback-grid{gap:30px}.nav-cta{margin:12px 8px}.footer-grid{grid-template-columns:1fr}
}
@media(max-width:576px){
 .brand{font-size:16px}.navbar{min-height:66px}.page-intro h1{font-size:38px}
 .news-feature-content{padding:26px}.news-feature-content h3{font-size:25px}
 .info-card{padding:24px}.copyright{line-height:1.6}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!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}