/* roulang page: index */
:root{
      --ink:#241f2d;
      --muted:#766e7c;
      --paper:#fffaf7;
      --surface:#ffffff;
      --rose:#e76579;
      --rose-dark:#bb405d;
      --plum:#6f416d;
      --gold:#e7b75d;
      --mint:#dff0e8;
      --line:#eadfe3;
      --shadow:0 18px 45px rgba(69,35,54,.10);
      --soft-shadow:0 8px 24px rgba(69,35,54,.07);
      --radius:24px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px}
    .site-header{position:sticky;top:0;z-index:1000;background:rgba(255,250,247,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(234,223,227,.85)}
    .nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--rose),var(--plum));box-shadow:0 7px 18px rgba(231,101,121,.28)}
    .brand-name{font-size:1rem}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-button,.nav-cta{border:1px solid var(--line);background:#fff;border-radius:14px;min-height:44px;padding:0 17px;transition:.25s ease}
    .menu-button:hover,.nav-cta:hover{border-color:var(--rose);color:var(--rose-dark);transform:translateY(-2px)}
    .nav-cta{background:var(--ink);color:#fff;border-color:var(--ink)}
    .nav-drawer{position:fixed;inset:0;background:rgba(36,31,45,.58);visibility:hidden;opacity:0;transition:.3s ease;z-index:1050}
    .nav-drawer.open{visibility:visible;opacity:1}
    .drawer-panel{margin-left:auto;width:min(430px,92vw);height:100%;padding:30px;background:var(--paper);transform:translateX(100%);transition:.35s ease;box-shadow:-18px 0 50px rgba(0,0,0,.16)}
    .nav-drawer.open .drawer-panel{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:35px}
    .drawer-close{border:0;background:transparent;font-size:1.7rem;color:var(--muted)}
    .drawer-link{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line);font-size:1.1rem;font-weight:700}
    .hero{padding:76px 0 42px;background:radial-gradient(circle at 8% 18%,#ffe2e1 0,transparent 30%),radial-gradient(circle at 92% 8%,#eee0f1 0,transparent 31%),var(--paper)}
    .hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
    .eyebrow,.badge-soft{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:99px;background:#fff1f0;color:var(--rose-dark);font-size:.82rem;font-weight:800}
    h1,h2,h3{line-height:1.25;letter-spacing:-.02em}
    h1{font-size:clamp(2.5rem,5vw,4.8rem);margin:22px 0 20px;max-width:720px}
    .hero-copy{font-size:1.08rem;color:var(--muted);max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 24px}
    .btn-main,.btn-light{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:14px;padding:13px 20px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn-main{background:var(--rose);color:#fff;box-shadow:0 12px 24px rgba(231,101,121,.25)}
    .btn-main:hover{background:var(--rose-dark);color:#fff;transform:translateY(-2px)}
    .btn-light{background:#fff;border-color:var(--line);color:var(--ink)}
    .btn-light:hover{border-color:var(--plum);color:var(--plum);transform:translateY(-2px)}
    .hero-metrics{display:flex;gap:28px;flex-wrap:wrap;color:var(--muted);font-size:.9rem}
    .metric strong{display:block;color:var(--ink);font-size:1.25rem}
    .search-board{padding:26px;background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);border-radius:30px;box-shadow:var(--shadow)}
    .board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
    .board-top strong{font-size:1.1rem}
    .live-dot{width:9px;height:9px;border-radius:50%;background:#6bc49b;display:inline-block;margin-right:6px}
    .search-row{display:flex;gap:8px;padding:7px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .search-row input{min-width:0;flex:1;border:0;outline:0;padding:9px 10px;color:var(--ink)}
    .search-row button{border:0;border-radius:11px;background:var(--ink);color:#fff;padding:0 16px}
    .topic-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}
    .topic-cloud span{padding:8px 12px;border-radius:12px;background:#fff7f5;color:var(--plum);font-size:.86rem}
    .section{padding:86px 0}
    .section-alt{background:#fff}
    .section-dark{background:var(--ink);color:#fff}
    .section-heading{max-width:680px;margin-bottom:34px}
    .section-heading h2{font-size:clamp(1.8rem,3vw,2.7rem);margin:12px 0}
    .section-heading p{color:var(--muted);margin:0}
    .section-dark .section-heading p{color:#cfc5d0}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .content-card{height:100%;padding:25px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--soft-shadow);transition:.25s ease}
    .content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#e9b6bd}
    .icon-box{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:#fff0ef;color:var(--rose-dark);font-size:1.25rem;margin-bottom:21px}
    .content-card h3{font-size:1.16rem;margin-bottom:11px}
    .content-card p{color:var(--muted);font-size:.94rem;margin:0}
    .stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;overflow:hidden;border-radius:22px;background:#ead7dc}
    .stat-item{padding:25px;background:#fff7f5}
    .stat-item strong{font-size:2rem;display:block;color:var(--plum)}
    .stat-item span{color:var(--muted);font-size:.9rem}
    .scene-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
    .feature-panel{min-height:330px;padding:32px;border-radius:28px;background:linear-gradient(135deg,#f6dadd,#eadcf0);position:relative;overflow:hidden}
    .feature-panel::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:-60px;bottom:-70px;background:rgba(255,255,255,.45)}
    .feature-panel h3{max-width:420px;font-size:1.8rem}
    .feature-panel p{max-width:470px;color:#665865}
    .mini-stack{display:grid;gap:20px}
    .mini-panel{padding:25px;border-radius:24px;background:#f4eee9;border:1px solid #eee0d7}
    .mini-panel:nth-child(2){background:var(--mint)}
    .mini-panel h3{font-size:1.15rem}
    .quote{padding:30px;border-left:4px solid var(--rose);background:#fff7f5;border-radius:0 20px 20px 0;font-size:1.15rem}
    .quote small{display:block;margin-top:16px;color:var(--muted);font-size:.88rem}
    .article-list{display:grid;gap:12px}
    .article-item{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:20px 0;border-bottom:1px solid var(--line)}
    .article-item:last-child{border-bottom:0}
    .article-meta{color:var(--muted);font-size:.86rem;white-space:nowrap}
    .article-title{font-weight:800}
    .article-title:hover{color:var(--rose-dark)}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-box{padding:28px;border-radius:24px;background:#fff;border:1px solid var(--line)}
    .compare-box.highlight{background:var(--plum);color:#fff;border-color:var(--plum)}
    .compare-box p{color:var(--muted)}
    .compare-box.highlight p{color:#e6dce6}
    .check-list{padding:0;margin:20px 0 0;list-style:none}
    .check-list li{margin:11px 0;display:flex;gap:9px}
    .check-list i{color:var(--rose);margin-top:5px}
    .compare-box.highlight i{color:#ffd180}
    .badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
    .badge-row span{font-size:.82rem;padding:7px 11px;border-radius:10px;background:#fff0ef;color:var(--rose-dark)}
    .dark-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .dark-card{padding:24px;border:1px solid rgba(255,255,255,.14);border-radius:21px;background:rgba(255,255,255,.07)}
    .dark-card h3{font-size:1.08rem}
    .dark-card p{margin:0;color:#cfc5d0;font-size:.92rem}
    .contact-band{padding:55px 0;background:linear-gradient(120deg,#f3d8dc,#e8dff1)}
    .contact-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .contact-inner p{color:#6e5c69;margin:8px 0 0;max-width:650px}
    .site-footer{padding:42px 0 25px;background:#1d1825;color:#cfc5d0}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px;padding-bottom:35px}
    .footer-brand{color:#fff;margin-bottom:14px}
    .footer-title{color:#fff;font-weight:800;margin-bottom:13px}
    .footer-links{display:grid;gap:9px;font-size:.9rem}
    .footer-links a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:.82rem;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    :focus-visible{outline:3px solid rgba(231,101,121,.45);outline-offset:3px}
    @media(max-width:1024px){
      .hero-layout{gap:30px}
      .grid-4{grid-template-columns:repeat(2,1fr)}
      .section{padding:70px 0}
    }
    @media(max-width:768px){
      .hero{padding-top:52px}
      .hero-layout,.scene-grid,.compare{grid-template-columns:1fr}
      .grid-3,.dark-grid{grid-template-columns:1fr}
      .stat-strip{grid-template-columns:repeat(2,1fr)}
      .contact-inner{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
      h1{font-size:2.65rem}
    }
    @media(max-width:520px){
      .brand-name{font-size:.9rem}
      .nav-cta{display:none}
      .hero-actions .btn-main,.hero-actions .btn-light{width:100%}
      .grid-4,.stat-strip,.footer-grid{grid-template-columns:1fr}
      .section{padding:56px 0}
      .search-board{padding:20px}
      .search-row button{padding:0 12px}
      .article-item{align-items:flex-start;flex-direction:column;gap:5px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }

/* roulang page: category1 */
:root{
      --ink:#241f2d;
      --muted:#766e7c;
      --paper:#fffaf7;
      --surface:#fff;
      --rose:#e76579;
      --rose-dark:#bb405d;
      --plum:#6f416d;
      --gold:#e7b75d;
      --mint:#dff0e8;
      --line:#eadfe3;
      --shadow:0 18px 45px rgba(69,35,54,.1);
      --soft-shadow:0 8px 24px rgba(69,35,54,.07);
      --radius:24px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px}
    .site-header{position:sticky;top:0;z-index:1000;background:rgba(255,250,247,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(234,223,227,.85)}
    .nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--rose),var(--plum));box-shadow:0 7px 18px rgba(231,101,121,.28)}
    .brand-name{font-size:1rem}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-button,.nav-cta{border:1px solid var(--line);background:#fff;border-radius:14px;min-height:44px;padding:0 17px;transition:.25s ease}
    .menu-button:hover,.nav-cta:hover{border-color:var(--rose);color:var(--rose-dark);transform:translateY(-2px)}
    .nav-cta{background:var(--ink);color:#fff;border-color:var(--ink)}
    .nav-drawer{position:fixed;inset:0;background:rgba(36,31,45,.58);visibility:hidden;opacity:0;transition:.3s ease;z-index:1050}
    .nav-drawer.open{visibility:visible;opacity:1}
    .drawer-panel{margin-left:auto;width:min(430px,92vw);height:100%;padding:30px;background:var(--paper);transform:translateX(100%);transition:.35s ease;box-shadow:-18px 0 50px rgba(0,0,0,.16)}
    .nav-drawer.open .drawer-panel{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:35px}
    .drawer-close{border:0;background:transparent;font-size:1.7rem;color:var(--muted)}
    .drawer-link{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line);font-size:1.1rem;font-weight:700}
    .drawer-link.active{color:var(--rose-dark)}
    .hero{padding:76px 0 54px;background:radial-gradient(circle at 8% 18%,#ffe2e1 0,transparent 30%),radial-gradient(circle at 92% 8%,#eee0f1 0,transparent 31%),var(--paper)}
    .hero-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
    .eyebrow,.badge-soft{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:99px;background:#fff1f0;color:var(--rose-dark);font-size:.82rem;font-weight:800}
    h1{font-size:clamp(2.4rem,5vw,4.7rem);line-height:1.12;letter-spacing:-.02em;margin:20px 0}
    .hero-copy{font-size:1.08rem;color:var(--muted);max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 24px}
    .btn-main,.btn-light{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:14px;padding:13px 20px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn-main{background:var(--rose);color:#fff;box-shadow:0 12px 24px rgba(231,101,121,.25)}
    .btn-main:hover{background:var(--rose-dark);color:#fff;transform:translateY(-2px)}
    .btn-light{background:#fff;border-color:var(--line);color:var(--ink)}
    .btn-light:hover{border-color:var(--plum);color:var(--plum);transform:translateY(-2px)}
    .hero-metrics{display:flex;gap:28px;flex-wrap:wrap;color:var(--muted);font-size:.9rem}
    .hero-metrics strong{display:block;color:var(--plum);font-size:1.35rem}
    .hero-board{padding:26px;background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);border-radius:30px;box-shadow:var(--shadow)}
    .board-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
    .board-title{font-weight:800;font-size:1.12rem}
    .board-status{color:#668b79;background:var(--mint);border-radius:99px;padding:5px 10px;font-size:.76rem;font-weight:800}
    .topic-stack{display:grid;gap:12px}
    .topic-line{display:flex;align-items:center;gap:14px;padding:15px;border:1px solid var(--line);background:#fff;border-radius:17px}
    .topic-icon{width:38px;height:38px;display:grid;place-items:center;background:#fff0ef;color:var(--rose-dark);border-radius:12px}
    .topic-line strong{display:block;font-size:.95rem}
    .topic-line small{color:var(--muted)}
    .section{padding:82px 0}
    .section-alt{background:#fff}
    .section-heading{max-width:700px;margin-bottom:34px}
    .section-heading h2{font-size:clamp(1.8rem,3vw,2.7rem);margin:12px 0}
    .section-heading p{color:var(--muted);margin:0}
    .category-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:34px;align-items:start}
    .category-intro{padding:30px;border-radius:28px;background:var(--ink);color:#fff;position:sticky;top:105px}
    .category-intro p{color:#cfc5d0}
    .category-intro .badge-soft{background:rgba(255,255,255,.12);color:#ffd9d9}
    .category-note{margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.15);font-size:.9rem;color:#cfc5d0}
    .content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .content-card{height:100%;padding:25px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--soft-shadow);transition:.25s ease}
    .content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#e9b6bd}
    .card-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:#fff0ef;color:var(--rose-dark);font-size:1.2rem;margin-bottom:18px}
    .content-card h3{font-size:1.16rem;margin-bottom:11px}
    .content-card p{color:var(--muted);font-size:.94rem;margin:0}
    .badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
    .badge-row span{font-size:.82rem;padding:7px 11px;border-radius:10px;background:#fff0ef;color:var(--rose-dark)}
    .article-section{background:#fff7f5}
    .article-layout{display:grid;grid-template-columns:1fr .8fr;gap:50px}
    .article-list{display:grid;gap:12px}
    .article-item{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:20px 0;border-bottom:1px solid var(--line)}
    .article-item:last-child{border-bottom:0}
    .article-meta{color:var(--muted);font-size:.86rem;white-space:nowrap}
    .article-title{font-weight:800}
    .article-title:hover{color:var(--rose-dark)}
    .aside-panel{padding:28px;border:1px solid var(--line);border-radius:25px;background:#fff;box-shadow:var(--soft-shadow)}
    .aside-panel h3{margin:0 0 12px}
    .aside-panel p{color:var(--muted);font-size:.94rem}
    .quote-section{background:var(--mint)}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote-card{padding:26px;background:rgba(255,255,255,.76);border-radius:22px;border:1px solid rgba(99,135,116,.15)}
    .quote-card p{margin:0 0 18px;font-size:1rem}
    .quote-card span{color:#668b79;font-size:.86rem;font-weight:800}
    .cta-band{padding:68px 0;background:linear-gradient(120deg,#f3d4d9,#e9ddef)}
    .cta-wrap{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-wrap h2{margin:0 0 10px;font-size:clamp(1.8rem,3vw,2.8rem)}
    .cta-wrap p{margin:0;color:#665865;max-width:650px}
    .site-footer{padding:42px 0 25px;background:#1d1825;color:#cfc5d0}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px;padding-bottom:35px}
    .footer-brand{color:#fff;margin-bottom:16px}
    .site-footer p{max-width:370px;margin:0;color:#aaa0ad;font-size:.92rem}
    .footer-title{color:#fff;font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:8px;font-size:.9rem}
    .footer-links a{transition:.2s ease}
    .footer-links a:hover{color:#ffd2d5}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.78rem;color:#918792}
    :focus-visible{outline:3px solid rgba(231,101,121,.45);outline-offset:3px}
    @media(max-width:1024px){
      .hero-layout,.category-layout,.article-layout{grid-template-columns:1fr}
      .category-intro{position:static}
      .hero-board{max-width:700px}
    }
    @media(max-width:768px){
      .section{padding:64px 0}
      .hero{padding-top:54px}
      .content-grid,.quote-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .cta-wrap{display:block}
      .cta-wrap .btn-main{margin-top:22px}
    }
    @media(max-width:520px){
      .brand-name{font-size:.88rem}
      .nav-cta{display:none}
      h1{font-size:2.45rem}
      .hero-actions .btn-main,.hero-actions .btn-light{width:100%}
      .hero-metrics{gap:16px}
      .article-item{display:block}
      .article-meta{display:block;margin-top:5px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }