/* roulang page: index */
:root{
      --cream:#fff9ec;
      --paper:#fffdf7;
      --yellow:#f4c542;
      --yellow-deep:#d99b18;
      --plum:#512743;
      --plum-dark:#32182b;
      --brown:#392b2d;
      --muted:#75686b;
      --line:#eadfca;
      --mint:#dceee1;
      --peach:#f8dfc8;
      --shadow:0 18px 45px rgba(78,48,40,.10);
      --shadow-sm:0 8px 24px rgba(78,48,40,.08);
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--brown);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.75;padding-bottom:80px}
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--plum)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    :focus-visible{outline:3px solid rgba(217,155,24,.65);outline-offset:3px}
    .container{max-width:1200px}
    .site-header{padding:20px 0 8px;position:relative;z-index:10}
    .nav-panel{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px 14px;box-shadow:var(--shadow-sm)}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--plum);letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;background:var(--yellow);display:grid;place-items:center;color:var(--plum-dark);font-size:20px;box-shadow:inset 0 -3px 0 rgba(81,39,67,.12)}
    .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;font-weight:600}
    .nav-link{border-radius:13px;padding:10px 13px!important;color:var(--muted);font-size:14px;font-weight:700;transition:.2s}
    .nav-link:hover{background:#fff3cf;color:var(--plum)}
    .nav-link.active{background:var(--plum);color:#fff!important;box-shadow:0 6px 15px rgba(81,39,67,.18)}
    .nav-number{font-size:10px;opacity:.65;margin-right:4px}
    .btn-brand{background:var(--plum);color:#fff;border:0;border-radius:13px;padding:12px 20px;font-weight:800;box-shadow:0 8px 18px rgba(81,39,67,.18);transition:.2s}
    .btn-brand:hover{background:var(--plum-dark);color:#fff;transform:translateY(-2px)}
    .btn-yellow{background:var(--yellow);color:var(--plum-dark);border:0;border-radius:13px;padding:13px 22px;font-weight:800;transition:.2s}
    .btn-yellow:hover{background:#f8d45d;color:var(--plum-dark);transform:translateY(-2px)}
    .btn-soft{border:1px solid var(--line);background:var(--paper);color:var(--plum);border-radius:13px;padding:12px 18px;font-weight:750;transition:.2s}
    .btn-soft:hover{border-color:var(--yellow-deep);background:#fff6d9}
    .hero{padding:54px 0 70px}
    .hero-banner{position:relative;overflow:hidden;background:var(--plum);color:#fff;border-radius:var(--radius-xl);padding:46px 52px;box-shadow:var(--shadow)}
    .hero-banner:after{content:"";position:absolute;width:330px;height:330px;border-radius:50%;background:var(--yellow);right:-110px;top:-170px;opacity:.9}
    .hero-banner:before{content:"";position:absolute;width:190px;height:190px;border:25px solid rgba(255,255,255,.08);border-radius:50%;right:90px;bottom:-110px}
    .hero-copy{position:relative;z-index:1;max-width:730px}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 11px;font-size:12px;font-weight:800;letter-spacing:.03em}
    .eyebrow{background:rgba(255,255,255,.13);color:#ffe39a}
    .tag{background:#fff4ce;color:var(--plum);border:1px solid #f1d98e}
    .hero h1{font-size:clamp(34px,5vw,64px);line-height:1.16;margin:22px 0 18px;letter-spacing:-.05em}
    .hero h1 em{font-style:normal;color:var(--yellow)}
    .hero-text{font-size:17px;color:#f7ebee;max-width:690px;margin-bottom:26px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-actions .btn-soft{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28);color:#fff}
    .hero-stats{position:relative;z-index:1;display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
    .stat-pill{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);border-radius:15px;padding:9px 14px;font-size:13px;color:#fff}
    .stat-pill strong{color:var(--yellow);font-size:18px;margin-right:5px}
    .section{padding:78px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}
    .section-kicker{color:var(--yellow-deep);font-weight:900;font-size:12px;letter-spacing:.15em;text-transform:uppercase}
    h2{font-size:clamp(27px,3vw,40px);line-height:1.25;color:var(--plum);margin:7px 0 10px;letter-spacing:-.035em}
    .section-desc{color:var(--muted);max-width:610px;margin:0}
    .feature-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:18px}
    .card-ui{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:27px;box-shadow:var(--shadow-sm);transition:.25s}
    .card-ui:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#e4c574}
    .feature-main{background:linear-gradient(135deg,#fffdf7 0%,#fff2c6 100%);min-height:220px}
    .index-no{font-size:12px;color:var(--yellow-deep);font-weight:900;letter-spacing:.12em}
    .card-ui h3{color:var(--plum);font-size:21px;margin:13px 0 8px}
    .card-ui p{color:var(--muted);font-size:14px;margin-bottom:18px}
    .mini-card{min-height:220px}
    .mini-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--mint);color:var(--plum);font-size:20px}
    .peach{background:var(--peach)}
    .scenario{background:#f6ecdf}
    .scenario-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:30px;align-items:stretch}
    .steps{display:flex;flex-direction:column;gap:14px;margin-top:24px}
    .step{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed #d8c8b1}
    .step:last-child{border-bottom:0}
    .step-num{flex:0 0 34px;height:34px;border-radius:11px;background:var(--yellow);display:grid;place-items:center;color:var(--plum);font-weight:900}
    .step h3{font-size:16px;margin:0;color:var(--plum)}
    .step p{font-size:13px;color:var(--muted);margin:2px 0 0}
    .preview{background:var(--plum-dark);color:#fff;border-radius:var(--radius-xl);padding:28px;position:relative;overflow:hidden}
    .preview:before{content:"";position:absolute;inset:18px;border:1px solid rgba(255,255,255,.12);border-radius:20px;pointer-events:none}
    .preview-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px;position:relative}
    .preview h3{font-size:24px;margin:0;color:#fff}
    .preview-line{height:1px;background:rgba(255,255,255,.18);margin:18px 0}
    .preview-item{display:flex;gap:15px;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12)}
    .preview-item:last-child{border:0}
    .preview-index{font-size:24px;color:var(--yellow);font-weight:900}
    .preview-item strong{display:block;font-size:15px}
    .preview-item span{font-size:12px;color:#d8c8cc}
    .ranking{display:grid;grid-template-columns:1fr .82fr;gap:20px}
    .rank-list{list-style:none;padding:0;margin:0}
    .rank-list li{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
    .rank-list li:last-child{border:0}
    .rank-num{width:30px;height:30px;border-radius:9px;background:#fff1bd;color:var(--plum);display:grid;place-items:center;font-weight:900}
    .rank-title{font-weight:800;color:var(--plum);font-size:14px;flex:1}
    .rank-meta{color:var(--muted);font-size:12px}
    .quote-card{background:var(--plum);color:#fff;border-radius:var(--radius-xl);padding:32px}
    .quote-mark{font-size:46px;color:var(--yellow);line-height:.8}
    .quote-card blockquote{font-size:20px;line-height:1.65;margin:18px 0}
    .quote-card cite{font-style:normal;color:#e9d9de;font-size:13px}
    .feedback-list{display:grid;gap:12px}
    .feedback{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:17px 19px}
    .feedback strong{color:var(--plum);font-size:14px}
    .feedback p{margin:5px 0 0;color:var(--muted);font-size:13px}
    .info-layout{display:grid;grid-template-columns:1fr .7fr;gap:22px}
    .article-link{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .article-link:last-child{border:0}
    .article-link strong{color:var(--plum);font-size:15px}
    .article-link span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
    .article-arrow{color:var(--yellow-deep);font-size:20px}
    .note-card{background:#fff3c9;border:1px solid #eed68b;border-radius:var(--radius-lg);padding:28px}
    .note-card h3{color:var(--plum);margin-top:0}
    .note-card p{font-size:14px;color:var(--muted)}
    .faq-wrap{max-width:850px;margin:auto}
    .accordion-item{background:var(--paper);border:1px solid var(--line)!important;border-radius:16px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{background:var(--paper);color:var(--plum);font-weight:800;padding:20px 22px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#fff3cd;color:var(--plum)}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 22px 21px}
    .cta{background:linear-gradient(110deg,var(--yellow),#f8dda0);border-radius:var(--radius-xl);padding:34px 40px;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta h2{margin:0;color:var(--plum-dark);font-size:30px}
    .cta p{margin:7px 0 0;color:#654d31;font-size:14px}
    .site-footer{background:var(--plum-dark);color:#fff;padding:54px 0 32px}
    .site-footer .brand{color:#fff}
    .site-footer .brand small{color:#cdb8bf}
    .footer-grid{display:grid;grid-template-columns:1.3fr .7fr .8fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-text{color:#cdb8bf;font-size:13px;max-width:360px;margin-top:16px}
    .footer-title{font-size:13px;color:var(--yellow);font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:8px;color:#e9d9de;font-size:13px}
    .footer-links a:hover{color:var(--yellow)}
    .copyright{display:flex;justify-content:space-between;gap:20px;color:#a99099;font-size:12px;padding-top:22px}
    .fixed-cta{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);width:min(820px,calc(100% - 30px));background:rgba(50,24,43,.96);color:#fff;border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:11px 14px 11px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;z-index:20;box-shadow:0 15px 35px rgba(50,24,43,.25);backdrop-filter:blur(12px)}
    .fixed-cta span{font-size:13px;color:#f4e4e8}
    .fixed-cta strong{color:var(--yellow)}
    .close-cta{background:transparent;border:0;color:#cdb8bf;font-size:20px;line-height:1;padding:6px}
    .close-cta:hover{color:#fff}
    @media(max-width:992px){
      .feature-grid{grid-template-columns:1fr 1fr}.feature-main{grid-column:span 2}
      .scenario-layout,.ranking,.info-layout{grid-template-columns:1fr}
      .hero-banner{padding:38px 32px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:768px){
      body{padding-bottom:88px}
      .site-header{padding-top:10px}
      .nav-panel{border-radius:17px}
      .hero{padding:32px 0 44px}
      .hero-banner{padding:32px 23px;border-radius:22px}
      .hero h1{font-size:39px}
      .hero-text{font-size:15px}
      .section{padding:54px 0}
      .section-head{display:block;margin-bottom:22px}
      .section-head .btn-soft{margin-top:14px}
      .feature-grid{grid-template-columns:1fr}.feature-main{grid-column:auto}
      .cta{display:block;padding:28px 24px}.cta .btn-brand{margin-top:18px;width:100%}
      .fixed-cta{bottom:10px;padding:9px 10px 9px 15px}
      .fixed-cta span{font-size:12px}
    }
    @media(max-width:576px){
      .container{padding-left:18px;padding-right:18px}
      .brand{font-size:14px}.brand-mark{width:34px;height:34px}
      .hero h1{font-size:33px}
      .hero-actions a{width:100%;text-align:center}
      .hero-stats{gap:7px}.stat-pill{font-size:11px;padding:7px 9px}
      .card-ui{padding:22px}
      .preview{padding:23px}
      .quote-card{padding:25px}.quote-card blockquote{font-size:17px}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .copyright{display:block}.copyright span{display:block;margin-top:7px}
      .fixed-cta .btn-yellow{padding:10px 13px;font-size:12px;white-space:nowrap}
    }

/* roulang page: category2 */
:root{
 --cream:#fff9ec;--paper:#fffdf7;--yellow:#f4c542;--yellow-deep:#d99b18;
 --plum:#512743;--plum-dark:#32182b;--brown:#392b2d;--muted:#75686b;
 --line:#eadfca;--mint:#dceee1;--peach:#f8dfc8;
 --shadow:0 18px 45px rgba(78,48,40,.10);--shadow-sm:0 8px 24px rgba(78,48,40,.08);
 --radius-xl:30px;--radius-lg:22px;--radius-md:16px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--brown);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.75;padding-bottom:80px}
a{color:inherit;text-decoration:none;transition:.2s}
a:hover{color:var(--plum)}
button,input{font:inherit}
img{max-width:100%;display:block}
.container{max-width:1200px}
.site-header{padding:20px 0 8px;position:relative;z-index:10}
.nav-panel{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px 14px;box-shadow:var(--shadow-sm)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--plum);letter-spacing:.02em}
.brand-mark{width:38px;height:38px;border-radius:13px;background:var(--yellow);display:grid;place-items:center;color:var(--plum-dark);font-size:20px;box-shadow:inset 0 -3px 0 rgba(81,39,67,.12)}
.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;font-weight:600}
.nav-link{border-radius:13px;padding:10px 13px!important;color:var(--muted);font-size:14px;font-weight:700;transition:.2s}
.nav-link:hover{background:#fff3cf;color:var(--plum)}
.nav-link.active{background:var(--plum);color:#fff!important;box-shadow:0 6px 15px rgba(81,39,67,.18)}
.nav-number{font-size:10px;opacity:.65;margin-right:4px}
.btn-brand,.btn-yellow,.btn-soft{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:13px;font-weight:800;transition:.2s}
.btn-brand{background:var(--plum);color:#fff;border:0;padding:12px 20px;box-shadow:0 8px 18px rgba(81,39,67,.18)}
.btn-brand:hover{background:var(--plum-dark);color:#fff;transform:translateY(-2px)}
.btn-yellow{background:var(--yellow);color:var(--plum-dark);border:0;padding:13px 22px}
.btn-yellow:hover{background:#f8d45d;color:var(--plum-dark);transform:translateY(-2px)}
.btn-soft{border:1px solid var(--line);background:var(--paper);color:var(--plum);padding:12px 18px}
.btn-soft:hover{border-color:var(--yellow-deep);background:#fff6d9}
a:focus-visible,button:focus-visible{outline:3px solid #e3a91c;outline-offset:3px}
.hero{padding:52px 0 42px}
.breadcrumb-line{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:22px}
.breadcrumb-line a{color:var(--plum);font-weight:700}
.hero-split{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;align-items:stretch}
.hero-copy{background:var(--plum);color:#fff;border-radius:var(--radius-xl);padding:42px 48px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.hero-copy:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:var(--yellow);right:-110px;top:-130px;opacity:.9}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 11px;font-size:12px;font-weight:800;letter-spacing:.03em}
.eyebrow{background:rgba(255,255,255,.13);color:#ffe39a}
.tag{background:#fff4ce;color:var(--plum);border:1px solid #f1d98e}
.hero h1{font-size:clamp(34px,5vw,60px);line-height:1.18;margin:20px 0 16px;letter-spacing:-.05em;position:relative;z-index:1}
.hero h1 em{font-style:normal;color:var(--yellow)}
.hero-text{font-size:17px;color:#f7ebee;max-width:650px;margin:0 0 24px;position:relative;z-index:1}
.stats-card,.card-ui,.group-card,.quick-card{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.stats-card{border-radius:var(--radius-xl);padding:28px;display:flex;flex-direction:column;justify-content:space-between}
.stats-card h2{color:var(--plum);font-size:20px;margin:0 0 22px}
.stat-row{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:14px 0}
.stat-row:last-child{border:0}
.stat-row span{font-size:13px;color:var(--muted)}
.stat-row strong{font-size:24px;color:var(--plum)}
.section{padding:58px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:26px}
.section-kicker{color:var(--yellow-deep);font-weight:900;font-size:12px;letter-spacing:.15em}
.section h2{color:var(--plum);font-size:clamp(25px,3vw,36px);margin:6px 0}
.section-desc{color:var(--muted);max-width:620px;margin:0}
.feature-card{border-radius:var(--radius-xl);padding:34px;background:linear-gradient(135deg,#fffdf7 0%,#fff0bf 100%);border:1px solid #efd68a;box-shadow:var(--shadow);position:relative;overflow:hidden}
.feature-card:after{content:"蕉";position:absolute;right:35px;bottom:-35px;font-size:150px;color:rgba(244,197,66,.22);font-weight:900}
.feature-card>*{position:relative;z-index:1}
.feature-card h3{font-size:28px;color:var(--plum);margin:16px 0 10px}
.feature-card p{color:var(--muted);max-width:650px;margin-bottom:22px}
.badge-line{display:flex;flex-wrap:wrap;gap:8px}
.data-badge{display:inline-flex;align-items:center;padding:7px 11px;border-radius:12px;background:#fff;border:1px solid var(--line);color:var(--plum);font-size:12px;font-weight:800}
.index-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px}
.index-side{background:var(--plum-dark);color:#fff;border-radius:var(--radius-lg);padding:25px;align-self:start;position:sticky;top:18px}
.index-side h3{font-size:18px;margin:0 0 18px}
.index-side a{display:flex;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#f6e9df;font-size:14px}
.index-side a:hover,.index-side a.active{color:var(--yellow)}
.side-note{margin-top:22px;color:#d8c8cc;font-size:12px}
.entry-list{display:grid;gap:12px}
.entry-card{display:grid;grid-template-columns:60px 1fr auto;gap:18px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px 22px;transition:.25s}
.entry-card:hover{transform:translateX(4px);border-color:#e4c574;box-shadow:var(--shadow-sm)}
.entry-no{font-size:25px;color:var(--yellow-deep);font-weight:900}
.entry-card h3{font-size:18px;color:var(--plum);margin:0 0 5px}
.entry-card p{margin:0 0 8px;color:var(--muted);font-size:13px}
.entry-meta{display:flex;flex-wrap:wrap;gap:7px}
.entry-meta span{font-size:11px;color:var(--muted);background:#fff5d6;border-radius:999px;padding:3px 8px}
.quick-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:16px}
.quick-card{border-radius:var(--radius-lg);padding:23px;min-height:155px}
.quick-card h3{color:var(--plum);font-size:18px;margin:12px 0 7px}
.quick-card p{color:var(--muted);font-size:13px;margin:0}
.quick-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--mint);color:var(--plum);font-weight:900}
.quick-card:nth-child(2) .quick-icon{background:var(--peach)}
.quick-card:nth-child(3) .quick-icon{background:#fff0b6}
.path-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
.path-step{padding:19px;border-radius:var(--radius-md);background:#fff3c9;border:1px solid #eed68b}
.path-step b{display:block;color:var(--plum);margin-bottom:4px}
.path-step span{font-size:13px;color:var(--muted)}
.faq-wrap{max-width:850px;margin:auto}
.accordion-item{background:var(--paper);border:1px solid var(--line)!important;border-radius:16px!important;margin-bottom:12px;overflow:hidden}
.accordion-button{background:var(--paper);color:var(--plum);font-weight:800;padding:20px 22px;box-shadow:none!important}
.accordion-button:not(.collapsed){background:#fff3cd;color:var(--plum)}
.accordion-body{color:var(--muted);font-size:14px;padding:0 22px 21px}
.cta{background:linear-gradient(110deg,var(--yellow),#f8dda0);border-radius:var(--radius-xl);padding:34px 40px;display:flex;justify-content:space-between;align-items:center;gap:25px}
.cta h2{margin:0;color:var(--plum);font-size:28px}
.cta p{margin:7px 0 0;color:#654c3a;font-size:14px}
.site-footer{background:var(--plum-dark);color:#fff;padding:54px 0 25px;margin-top:65px}
.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:45px}
.footer-text{color:#d8c8cc;font-size:13px;max-width:430px;margin-top:18px}
.footer-title{font-weight:800;color:var(--yellow);margin-bottom:14px}
.footer-links{display:grid;gap:8px;color:#e5d5d8;font-size:13px}
.footer-links a:hover{color:var(--yellow)}
.copyright{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.15);margin-top:35px;padding-top:18px;color:#bdaab0;font-size:12px}
.bottom-bar{position:fixed;bottom:15px;left:50%;transform:translateX(-50%);width:min(760px,calc(100% - 30px));z-index:20;background:rgba(81,39,67,.97);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:10px 13px 10px 20px;color:#fff;box-shadow:0 14px 35px rgba(50,24,43,.28);display:flex;align-items:center;justify-content:space-between;gap:15px}
.bottom-bar small{color:#f4dfe3}
.bar-close{border:0;background:transparent;color:#d9c4c9;font-size:20px;line-height:1;padding:6px}
@media(max-width:991px){
 .hero-split{grid-template-columns:1fr}.stats-card{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.stats-card h2{grid-column:1/-1;margin-bottom:0}.stat-row{display:block;border:0;padding:8px}.stat-row strong{display:block}
 .quick-grid{grid-template-columns:1fr 1fr}.quick-card:first-child{grid-column:1/-1}
}
@media(max-width:767px){
 body{padding-bottom:76px}.site-header{padding-top:12px}.nav-panel{padding:10px}.navbar-collapse{padding-top:12px}.nav-link{margin:3px 0}.hero{padding-top:32px}.hero-copy{padding:32px 25px}.hero h1{font-size:38px}.hero-text{font-size:15px}
 .index-layout{grid-template-columns:1fr}.index-side{position:static}.index-side nav{display:flex;gap:8px;overflow-x:auto}.index-side a{min-width:145px;border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:9px 10px}
 .entry-card{grid-template-columns:42px 1fr}.entry-card .btn-soft{grid-column:2;justify-self:start}.path-strip{grid-template-columns:1fr}.section{padding:45px 0}.section-head{display:block}.section-desc{margin-top:8px}
 .cta{display:block;padding:28px 24px}.cta .btn-brand{margin-top:20px}.footer-grid{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:5px}.bottom-bar{padding-left:15px}.bottom-bar small{font-size:11px}
}
@media(max-width:520px){
 .container{padding-left:17px;padding-right:17px}.brand{font-size:13px}.brand-mark{width:34px;height:34px}.brand small{font-size:8px}.stats-card{grid-template-columns:1fr 1fr;padding:20px}.stats-card h2{font-size:18px}
 .entry-card{padding:17px 15px;gap:12px}.entry-card h3{font-size:16px}.entry-no{font-size:21px}.quick-grid{grid-template-columns:1fr}.quick-card:first-child{grid-column:auto}.feature-card{padding:25px 22px}.feature-card h3{font-size:23px}
 .bottom-bar .btn-yellow{padding:9px 13px;font-size:13px;white-space:nowrap}
}

/* roulang page: category1 */
:root{
      --cream:#fff9ec;--paper:#fffdf7;--yellow:#f4c542;--yellow-deep:#d99b18;
      --plum:#512743;--plum-dark:#32182b;--brown:#392b2d;--muted:#75686b;
      --line:#eadfca;--mint:#dceee1;--peach:#f8dfc8;
      --shadow:0 18px 45px rgba(78,48,40,.10);--shadow-sm:0 8px 24px rgba(78,48,40,.08);
      --radius-xl:30px;--radius-lg:22px;--radius-md:16px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--brown);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.75;padding-bottom:70px}
    a{color:inherit;text-decoration:none;transition:.2s ease}
    a:hover{color:var(--plum)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(217,155,24,.55);outline-offset:3px}
    .container{max-width:1200px}
    .site-header{padding:20px 0 8px;position:relative;z-index:10}
    .nav-panel{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px 14px;box-shadow:var(--shadow-sm)}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--plum);letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;background:var(--yellow);display:grid;place-items:center;color:var(--plum-dark);font-size:20px;box-shadow:inset 0 -3px 0 rgba(81,39,67,.12)}
    .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;font-weight:600}
    .nav-link{border-radius:13px;padding:10px 13px!important;color:var(--muted);font-size:14px;font-weight:700;transition:.2s}
    .nav-link:hover{background:#fff3cf;color:var(--plum)}
    .nav-link.active{background:var(--plum);color:#fff!important;box-shadow:0 6px 15px rgba(81,39,67,.18)}
    .nav-number{font-size:10px;opacity:.65;margin-right:4px}
    .btn-brand,.btn-yellow,.btn-soft{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:13px;font-weight:800;transition:.2s;border:0}
    .btn-brand{background:var(--plum);color:#fff;padding:12px 20px;box-shadow:0 8px 18px rgba(81,39,67,.18)}
    .btn-brand:hover{background:var(--plum-dark);color:#fff;transform:translateY(-2px)}
    .btn-yellow{background:var(--yellow);color:var(--plum-dark);padding:13px 22px}
    .btn-yellow:hover{background:#f8d45d;color:var(--plum-dark);transform:translateY(-2px)}
    .btn-soft{border:1px solid var(--line);background:var(--paper);color:var(--plum);padding:12px 18px}
    .btn-soft:hover{border-color:var(--yellow-deep);background:#fff6d9}
    .hero{padding:54px 0 40px}
    .crumbs{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:22px}
    .crumbs a{color:var(--plum);font-weight:700}
    .hero-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:stretch}
    .title-panel{background:var(--plum);color:#fff;border-radius:var(--radius-xl);padding:43px 48px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
    .title-panel:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:var(--yellow);right:-95px;top:-135px;opacity:.88}
    .title-panel:before{content:"";position:absolute;width:170px;height:170px;border:22px solid rgba(255,255,255,.08);border-radius:50%;right:100px;bottom:-100px}
    .title-content{position:relative;z-index:1}
    .eyebrow,.tag,.data-badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 11px;font-size:12px;font-weight:800}
    .eyebrow{background:rgba(255,255,255,.13);color:#ffe39a;letter-spacing:.08em}
    .tag{background:#fff4ce;color:var(--plum);border:1px solid #f1d98e}
    .title-panel h1{font-size:clamp(34px,5vw,60px);line-height:1.16;letter-spacing:-.05em;margin:22px 0 16px}
    .title-panel h1 em{font-style:normal;color:var(--yellow)}
    .hero-text{font-size:16px;color:#f7ebee;max-width:650px;margin:0 0 25px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .title-panel .btn-soft{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28);color:#fff}
    .stat-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;justify-content:space-between}
    .stat-panel h2{font-size:20px;color:var(--plum);margin:0 0 20px}
    .stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .stat-box{background:#fff5d5;border:1px solid #f0db9b;border-radius:17px;padding:17px}
    .stat-box strong{display:block;color:var(--plum);font-size:26px;line-height:1.2}
    .stat-box span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .section{padding:62px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:26px}
    .section-kicker{color:var(--yellow-deep);font-weight:900;font-size:12px;letter-spacing:.15em}
    .section h2{color:var(--plum);font-size:32px;letter-spacing:-.03em;margin:7px 0}
    .section-desc{color:var(--muted);max-width:620px;margin:0}
    .content-layout{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:start}
    .index-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);position:sticky;top:20px}
    .index-card h3{color:var(--plum);font-size:19px;margin:0 0 18px}
    .index-list{list-style:none;padding:0;margin:0}
    .index-list li{border-bottom:1px solid var(--line)}
    .index-list a{display:flex;justify-content:space-between;gap:10px;padding:13px 0;color:var(--muted);font-size:14px;font-weight:700}
    .index-list a:hover,.index-list a.current{color:var(--plum)}
    .index-list a.current{padding-left:10px;border-left:3px solid var(--yellow-deep)}
    .index-list b{font-size:11px;color:var(--yellow-deep)}
    .filter-note{background:#fff3c9;border:1px solid #eed68b;border-radius:17px;padding:17px;margin-top:22px}
    .filter-note strong{display:block;color:var(--plum);font-size:14px;margin-bottom:5px}
    .filter-note span{display:block;color:var(--muted);font-size:12px}
    .entry-list{display:grid;gap:13px}
    .entry-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:21px 23px;display:grid;grid-template-columns:58px 1fr auto;gap:17px;align-items:center;box-shadow:var(--shadow-sm);transition:.25s}
    .entry-card:hover{transform:translateY(-3px);border-color:#e4c574;box-shadow:var(--shadow)}
    .entry-no{width:48px;height:48px;border-radius:15px;background:var(--plum);color:var(--yellow);display:grid;place-items:center;font-weight:900;font-size:16px}
    .entry-card h3{font-size:18px;color:var(--plum);margin:0 0 5px}
    .entry-card p{font-size:13px;color:var(--muted);margin:0 0 10px}
    .entry-meta{display:flex;flex-wrap:wrap;gap:7px}
    .data-badge{background:#f7eed5;border:1px solid #ead8a7;color:var(--muted);font-size:11px;padding:4px 9px}
    .entry-arrow{color:var(--yellow-deep);font-size:22px}
    .feature-wide{margin-top:24px;background:linear-gradient(115deg,var(--plum),#70405d);border-radius:var(--radius-xl);padding:32px 36px;color:#fff;display:flex;justify-content:space-between;gap:25px;align-items:center;position:relative;overflow:hidden}
    .feature-wide:after{content:"";position:absolute;right:-50px;bottom:-90px;width:230px;height:230px;border:28px solid rgba(244,197,66,.35);border-radius:50%}
    .feature-wide>*{position:relative;z-index:1}
    .feature-wide h2{color:#fff;margin:0 0 8px;font-size:25px}
    .feature-wide p{color:#f1e1e5;font-size:14px;max-width:650px;margin:0 0 15px}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{background:var(--paper);border:1px solid var(--line)!important;border-radius:16px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{background:var(--paper);color:var(--plum);font-weight:800;padding:19px 22px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#fff3cd;color:var(--plum)}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 22px 21px}
    .cta{background:linear-gradient(110deg,var(--yellow),#f8dda0);border-radius:var(--radius-xl);padding:34px 40px;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta h2{margin:0;color:var(--plum);font-size:28px}
    .cta p{margin:6px 0 0;color:#634b37;font-size:14px}
    .site-footer{background:var(--plum-dark);color:#fff;padding:55px 0 25px;margin-top:50px}
    .site-footer .brand{color:#fff}
    .site-footer .brand small{color:#d9c4c9}
    .footer-grid{display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:45px}
    .footer-text{color:#d9c8cc;max-width:390px;font-size:13px;margin:20px 0 0}
    .footer-title{font-weight:800;color:var(--yellow);margin-bottom:14px}
    .footer-links{display:grid;gap:8px;color:#eadde0;font-size:13px}
    .footer-links a:hover{color:var(--yellow)}
    .copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#cbb8bd;font-size:12px}
    .bottom-bar{position:fixed;z-index:20;bottom:16px;left:50%;transform:translateX(-50%);width:min(760px,calc(100% - 30px));background:rgba(81,39,67,.96);border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:10px 13px 10px 20px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:15px;box-shadow:0 14px 35px rgba(50,24,43,.28);backdrop-filter:blur(10px)}
    .bottom-bar span{font-size:13px}.bottom-bar strong{color:var(--yellow)}
    .bottom-bar .btn-yellow{padding:9px 16px;min-height:38px}
    .close-bar{border:0;background:transparent;color:#fff;font-size:20px;opacity:.7;padding:4px}
    .close-bar:hover{opacity:1;color:var(--yellow)}
    @media(max-width:991px){
      .hero-layout,.content-layout{grid-template-columns:1fr}
      .index-card{position:static}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:767px){
      body{padding-bottom:82px}.site-header{padding-top:12px}.nav-panel{padding:10px}
      .navbar-collapse{padding-top:12px}.nav-link{margin-top:4px}
      .hero{padding:32px 0 20px}.title-panel{padding:32px 25px}.title-panel h1{font-size:38px}
      .stat-panel{padding:24px}.section{padding:46px 0}.section h2{font-size:27px}
      .section-head{display:block}.section-desc{margin-top:8px}
      .entry-card{grid-template-columns:45px 1fr}.entry-card .btn-soft{grid-column:2;justify-self:start;padding:9px 14px}
      .entry-no{width:42px;height:42px}.feature-wide,.cta{display:block;padding:27px 24px}.feature-wide .btn-yellow,.cta .btn-brand{margin-top:18px}
      .footer-grid{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:5px}
      .bottom-bar{bottom:10px;padding:9px 10px 9px 15px}.bottom-bar span{font-size:12px}
    }
    @media(max-width:575px){
      .container{padding-left:17px;padding-right:17px}.title-panel h1{font-size:34px}
      .hero-text{font-size:14px}.stat-grid{gap:8px}.stat-box{padding:13px}
      .stat-box strong{font-size:22px}.entry-card{padding:17px;gap:12px}.entry-card h3{font-size:16px}
      .entry-card p{font-size:12px}.bottom-bar .close-bar{display:none}.bottom-bar .btn-yellow{white-space:nowrap}
    }