/* roulang page: index */
:root{
      --bg:#f6f1e8;
      --bg-soft:#efe7db;
      --surface:#fffdf8;
      --surface-strong:#ffffff;
      --text:#171717;
      --muted:#675f57;
      --line:rgba(23,23,23,.10);
      --line-strong:rgba(23,23,23,.16);
      --accent:#2f6d57;
      --accent-2:#b8844a;
      --accent-soft:rgba(47,109,87,.10);
      --shadow:0 18px 40px rgba(23,23,23,.08);
      --shadow-soft:0 10px 24px rgba(23,23,23,.06);
      --radius:22px;
      --radius-sm:14px;
      --radius-xs:10px;
      --container:1180px;
      --space:clamp(1rem, 1.1vw + .75rem, 1.5rem);
      --space-lg:clamp(2rem, 2.6vw + 1rem, 4rem);
      --space-xl:clamp(3rem, 4vw + 1rem, 6rem);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 10% -10%, rgba(184,132,74,.12), transparent 60%),
        radial-gradient(900px 420px at 100% 0%, rgba(47,109,87,.10), transparent 48%),
        linear-gradient(180deg, var(--bg) 0%, #f9f6ef 36%, #f7f2e9 100%);
      line-height:1.7;
      letter-spacing:.01em;
      text-rendering:optimizeLegibility;
    }

    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(47,109,87,.22)}

    .container-xl{max-width:var(--container)}
    .section{
      padding:var(--space-xl) 0;
      position:relative;
    }
    .section-tight{padding:var(--space-lg) 0}
    .section-title{
      display:flex;
      flex-wrap:wrap;
      align-items:end;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:1.5rem;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.55rem;
      color:var(--accent);
      font-size:.88rem;
      font-weight:700;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    .eyebrow::before{
      content:"";
      width:22px;height:2px;
      background:var(--accent);
      border-radius:999px;
      display:inline-block;
    }
    h1,h2,h3,h4,h5,p{margin:0}
    h1{
      font-size:clamp(2.45rem, 4.6vw, 5.15rem);
      line-height:1.02;
      letter-spacing:-.04em;
      font-weight:800;
    }
    h2{
      font-size:clamp(1.7rem, 2.1vw, 2.55rem);
      line-height:1.08;
      font-weight:800;
      letter-spacing:-.03em;
    }
    h3{font-size:1.1rem;font-weight:750;line-height:1.25}
    .section-desc{
      color:var(--muted);
      max-width:58ch;
      font-size:1rem;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      backdrop-filter:saturate(150%) blur(10px);
      background:rgba(246,241,232,.86);
      border-bottom:1px solid var(--line);
    }
    .site-navbar{
      min-height:74px;
    }
    .navbar-brand{
      font-weight:850;
      letter-spacing:-.03em;
      font-size:1.05rem;
      color:var(--text) !important;
    }
    .brand-mark{
      width:36px;height:36px;
      border-radius:12px;
      background:
        linear-gradient(135deg, rgba(47,109,87,.96), rgba(184,132,74,.94));
      box-shadow:0 12px 24px rgba(47,109,87,.18);
      display:inline-grid;
      place-items:center;
      color:#fff;
      font-size:1rem;
      font-weight:800;
      flex:0 0 auto;
    }
    .navbar-nav{
      gap:.45rem;
      align-items:center;
    }
    .nav-link{
      position:relative;
      padding:.45rem .8rem !important;
      color:var(--muted) !important;
      font-weight:650;
      border-radius:999px;
      transition:all .22s ease;
    }
    .nav-link:hover,
    .nav-link:focus{
      color:var(--text) !important;
      background:rgba(255,255,255,.64);
    }
    .nav-link.active{
      color:var(--text) !important;
      background:rgba(255,255,255,.78);
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      left:50%;
      bottom:.22rem;
      transform:translateX(-50%);
      width:18px;
      height:2px;
      border-radius:999px;
      background:var(--accent);
    }
    .header-action{
      border:1px solid var(--line);
      background:var(--surface);
      color:var(--text);
      border-radius:999px;
      padding:.75rem 1rem;
      font-weight:700;
      box-shadow:0 10px 20px rgba(23,23,23,.04);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
      white-space:nowrap;
    }
    .header-action:hover,
    .header-action:focus{
      transform:translateY(-1px);
      box-shadow:0 16px 28px rgba(23,23,23,.08);
      border-color:rgba(47,109,87,.28);
      background:#fff;
      color:var(--text);
    }
    .navbar-toggler{
      border:1px solid var(--line);
      border-radius:14px;
      box-shadow:none !important;
    }
    .navbar-toggler:focus{
      box-shadow:0 0 0 .2rem rgba(47,109,87,.14) !important;
    }

    .hero{
      padding:clamp(2rem, 3vw, 3.5rem) 0 var(--space-xl);
    }
    .hero-shell{
      background:
        linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.56));
      border:1px solid rgba(23,23,23,.08);
      border-radius:32px;
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-shell::before,
    .hero-shell::after{
      content:"";
      position:absolute;
      inset:auto;
      border-radius:999px;
      pointer-events:none;
    }
    .hero-shell::before{
      width:260px;height:260px;
      right:-90px;top:-80px;
      background:radial-gradient(circle, rgba(184,132,74,.20), transparent 70%);
    }
    .hero-shell::after{
      width:220px;height:220px;
      left:-80px;bottom:-100px;
      background:radial-gradient(circle, rgba(47,109,87,.16), transparent 70%);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
      gap:var(--space-xl);
      padding:clamp(1.4rem, 2.5vw, 2rem);
      align-items:center;
      position:relative;
      z-index:1;
    }
    .hero-copy .eyebrow{
      margin-bottom:1rem;
    }
    .hero-copy p{
      color:var(--muted);
      max-width:58ch;
      font-size:1.03rem;
      margin-top:1.15rem;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:.6rem;
      margin:1.2rem 0 1.5rem;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      padding:.55rem .85rem;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.76);
      color:var(--muted);
      font-size:.92rem;
      font-weight:650;
      box-shadow:0 8px 18px rgba(23,23,23,.04);
    }
    .pill-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(47,109,87,.12);
      flex:0 0 auto;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.75rem;
      margin-top:1.5rem;
    }
    .btn-soft,
    .btn-solid{
      border-radius:999px;
      padding:.88rem 1.2rem;
      font-weight:750;
      border:1px solid transparent;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn-solid{
      background:var(--accent);
      color:#fff;
      box-shadow:0 14px 26px rgba(47,109,87,.24);
    }
    .btn-solid:hover,
    .btn-solid:focus{
      transform:translateY(-1px);
      color:#fff;
      box-shadow:0 18px 30px rgba(47,109,87,.28);
      background:#285e4b;
    }
    .btn-soft{
      background:rgba(255,255,255,.7);
      border-color:var(--line);
      color:var(--text);
    }
    .btn-soft:hover,
    .btn-soft:focus{
      transform:translateY(-1px);
      border-color:rgba(47,109,87,.28);
      box-shadow:0 14px 26px rgba(23,23,23,.06);
      color:var(--text);
      background:#fff;
    }

    .hero-panel{
      display:grid;
      gap:1rem;
    }
    .bento{
      background:var(--surface-strong);
      border:1px solid var(--line);
      border-radius:28px;
      padding:1rem;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .bento:hover{
      transform:translateY(-2px);
      border-color:rgba(47,109,87,.22);
      box-shadow:var(--shadow);
    }
    .icon-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:.85rem;
    }
    .icon-tile{
      background:linear-gradient(180deg, rgba(47,109,87,.06), rgba(184,132,74,.03));
      border:1px solid rgba(23,23,23,.08);
      border-radius:20px;
      padding:.95rem;
      min-height:96px;
    }
    .icon-badge{
      width:38px;height:38px;
      border-radius:14px;
      background:#fff;
      border:1px solid rgba(23,23,23,.08);
      display:grid;
      place-items:center;
      color:var(--accent);
      font-size:1.1rem;
      margin-bottom:.7rem;
    }
    .icon-tile strong{
      display:block;
      font-size:1.02rem;
      margin-bottom:.15rem;
      letter-spacing:-.02em;
    }
    .icon-tile span{
      color:var(--muted);
      font-size:.88rem;
    }
    .status-strip{
      display:grid;
      gap:.72rem;
    }
    .status-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      font-size:.92rem;
    }
    .status-row strong{
      font-size:1rem;
    }
    .status-line{
      height:10px;
      border-radius:999px;
      background:rgba(23,23,23,.08);
      overflow:hidden;
      margin-top:.15rem;
    }
    .status-line > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      width:0;
      transition:width 1.2s ease;
    }
    .micro-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:.85rem;
    }
    .micro-card{
      border-radius:20px;
      background:var(--surface);
      border:1px solid rgba(23,23,23,.08);
      padding:.95rem .95rem .9rem;
    }
    .micro-label{
      color:var(--muted);
      font-size:.84rem;
      margin-bottom:.35rem;
    }
    .micro-value{
      font-size:1.56rem;
      line-height:1;
      font-weight:850;
      letter-spacing:-.04em;
    }
    .micro-sub{
      color:var(--muted);
      font-size:.85rem;
      margin-top:.45rem;
    }

    .metric-grid{
      display:grid;
      grid-template-columns:repeat(5,minmax(0,1fr));
      gap:1rem;
    }
    .metric-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      padding:1.15rem;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      position:relative;
      overflow:hidden;
    }
    .metric-card::after{
      content:"";
      position:absolute;
      inset:auto -18% -22% auto;
      width:120px;height:120px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(47,109,87,.10), transparent 70%);
      pointer-events:none;
    }
    .metric-card:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow);
      border-color:rgba(47,109,87,.18);
    }
    .metric-label{
      color:var(--muted);
      font-size:.88rem;
      margin-bottom:.6rem;
    }
    .metric-value{
      font-size:clamp(1.8rem, 2.5vw, 2.45rem);
      font-weight:850;
      letter-spacing:-.05em;
      line-height:1;
    }
    .metric-unit{
      font-size:.92rem;
      color:var(--muted);
      font-weight:650;
      margin-left:.18rem;
    }
    .metric-foot{
      margin-top:.75rem;
      font-size:.84rem;
      color:var(--muted);
    }
    .metric-tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      font-size:.76rem;
      font-weight:750;
      color:var(--accent);
      background:var(--accent-soft);
      padding:.3rem .55rem;
      border-radius:999px;
      margin-bottom:.7rem;
    }
    .metric-tag::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--accent);
    }

    .matrix-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:1rem;
    }
    .matrix-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      padding:1.1rem;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-height:170px;
    }
    .matrix-card:hover{
      transform:translateY(-2px);
      border-color:rgba(184,132,74,.22);
      box-shadow:var(--shadow);
    }
    .matrix-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:1rem;
      margin-bottom:.8rem;
    }
    .matrix-icon{
      width:42px;height:42px;
      border-radius:16px;
      background:linear-gradient(135deg, rgba(47,109,87,.12), rgba(184,132,74,.12));
      color:var(--accent);
      display:grid;
      place-items:center;
      font-weight:850;
      flex:0 0 auto;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:.45rem;
      margin-top:.75rem;
    }
    .mini-tag{
      font-size:.76rem;
      color:var(--muted);
      background:rgba(23,23,23,.04);
      border:1px solid rgba(23,23,23,.06);
      border-radius:999px;
      padding:.26rem .55rem;
      font-weight:650;
    }
    .matrix-card p{
      color:var(--muted);
      font-size:.94rem;
      margin-top:.45rem;
    }

    .compare-wrap{
      background:linear-gradient(180deg, rgba(255,255,255,.64), rgba(255,255,255,.50));
      border:1px solid var(--line);
      border-radius:32px;
      padding:1.1rem;
      box-shadow:var(--shadow-soft);
    }
    .compare-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:1rem;
      margin-top:1rem;
    }
    .compare-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      padding:1.1rem;
      min-height:100%;
    }
    .compare-card h3{
      display:flex;
      align-items:center;
      gap:.6rem;
      margin-bottom:.95rem;
    }
    .compare-card h3 .dot{
      width:12px;height:12px;border-radius:50%;
      display:inline-block;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(47,109,87,.10);
    }
    .compare-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:.8rem;
    }
    .compare-list li{
      display:flex;
      align-items:flex-start;
      gap:.75rem;
      padding:.75rem .8rem;
      border-radius:16px;
      background:rgba(23,23,23,.03);
      border:1px solid rgba(23,23,23,.05);
    }
    .compare-list .bullet{
      width:20px;height:20px;border-radius:50%;
      background:var(--accent-soft);
      color:var(--accent);
      display:grid;
      place-items:center;
      font-size:.78rem;
      font-weight:800;
      flex:0 0 auto;
      margin-top:.08rem;
    }
    .compare-list p{
      color:var(--muted);
      font-size:.94rem;
      margin-top:.12rem;
    }
    .bar-list{
      display:grid;
      gap:1rem;
    }
    .bar-item{
      display:grid;
      gap:.35rem;
    }
    .bar-head{
      display:flex;
      justify-content:space-between;
      gap:1rem;
      align-items:center;
      color:var(--text);
      font-weight:700;
      font-size:.95rem;
    }
    .bar-track{
      height:12px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(23,23,23,.08);
    }
    .bar-fill{
      height:100%;
      border-radius:inherit;
      width:0;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      transition:width 1.2s ease;
    }
    .bar-note{
      color:var(--muted);
      font-size:.85rem;
    }

    .news-grid{
      display:grid;
      grid-template-columns:1.1fr .95fr .95fr;
      gap:1rem;
    }
    .news-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      display:flex;
      flex-direction:column;
      min-height:100%;
    }
    .news-card:hover{
      transform:translateY(-2px);
      border-color:rgba(47,109,87,.18);
      box-shadow:var(--shadow);
    }
    .news-head{
      padding:1rem 1rem .9rem;
      background:
        linear-gradient(135deg, rgba(47,109,87,.10), rgba(184,132,74,.08));
      border-bottom:1px solid rgba(23,23,23,.06);
    }
    .news-head .meta{
      display:flex;
      flex-wrap:wrap;
      gap:.5rem;
      margin-bottom:.65rem;
    }
    .news-body{
      padding:1rem;
      display:grid;
      gap:.8rem;
      flex:1;
    }
    .news-body p{
      color:var(--muted);
      font-size:.94rem;
    }
    .news-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:.7rem;
    }
    .news-list li{
      display:flex;
      gap:.7rem;
      align-items:flex-start;
      padding:.72rem .8rem;
      border-radius:16px;
      background:rgba(23,23,23,.03);
      border:1px solid rgba(23,23,23,.05);
    }
    .news-list time{
      flex:0 0 auto;
      color:var(--accent);
      font-weight:800;
      font-size:.82rem;
      width:58px;
    }
    .news-list span{
      color:var(--text);
      font-size:.92rem;
      line-height:1.45;
    }

    .faq-wrap{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:32px;
      box-shadow:var(--shadow-soft);
      padding:1rem;
    }
    .accordion-item{
      border:1px solid rgba(23,23,23,.08);
      border-radius:18px !important;
      overflow:hidden;
      margin-bottom:.8rem;
      background:#fff;
    }
    .accordion-item:last-child{margin-bottom:0}
    .accordion-button{
      font-weight:750;
      padding:1rem 1.1rem;
      box-shadow:none !important;
      background:#fff;
      color:var(--text);
    }
    .accordion-button:not(.collapsed){
      background:rgba(47,109,87,.06);
      color:var(--text);
    }
    .accordion-button:focus{
      border-color:rgba(47,109,87,.22);
      box-shadow:0 0 0 .2rem rgba(47,109,87,.10);
    }
    .accordion-body{
      color:var(--muted);
      padding:0 1.1rem 1rem;
    }

    .form-wrap{
      background:
        linear-gradient(180deg, rgba(47,109,87,.06), rgba(255,255,255,.52));
      border:1px solid var(--line);
      border-radius:32px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .form-aside{
      background:linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.58));
      height:100%;
      padding:1.4rem;
      border-right:1px solid rgba(23,23,23,.06);
    }
    .form-aside p{
      color:var(--muted);
      margin-top:.8rem;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:1.1rem 0 0;
      display:grid;
      gap:.7rem;
    }
    .check-list li{
      display:flex;
      gap:.65rem;
      align-items:flex-start;
      color:var(--text);
      font-weight:650;
    }
    .check-list li::before{
      content:"";
      width:18px;height:18px;
      margin-top:.18rem;
      flex:0 0 auto;
      border-radius:50%;
      background:var(--accent-soft);
      border:1px solid rgba(47,109,87,.18);
      box-shadow:inset 0 0 0 4px rgba(47,109,87,.08);
    }
    .form-panel{
      padding:1.4rem;
    }
    .form-label{
      font-weight:700;
      color:var(--text);
      margin-bottom:.45rem;
    }
    .form-control,
    .form-select{
      border-radius:16px;
      padding:.92rem 1rem;
      border:1px solid rgba(23,23,23,.12);
      background:#fff;
      box-shadow:none !important;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:rgba(47,109,87,.28);
      box-shadow:0 0 0 .2rem rgba(47,109,87,.10);
    }
    .form-note{
      color:var(--muted);
      font-size:.88rem;
      margin-top:.8rem;
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.7rem;
      align-items:center;
      margin-top:1rem;
    }

    .site-footer{
      padding:2rem 0 2.5rem;
      border-top:1px solid var(--line);
      background:rgba(255,255,255,.4);
      margin-top:var(--space-xl);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .8fr;
      gap:1rem;
    }
    .footer-card{
      background:rgba(255,255,255,.58);
      border:1px solid rgba(23,23,23,.08);
      border-radius:24px;
      padding:1rem;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:.55rem;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:650;
      transition:color .2s ease;
    }
    .footer-links a:hover{
      color:var(--accent);
    }
    .footer-note{
      color:var(--muted);
      font-size:.9rem;
      margin-top:.8rem;
    }
    .copy-line{
      margin-top:1rem;
      color:var(--muted);
      font-size:.86rem;
      display:flex;
      flex-wrap:wrap;
      gap:.5rem 1rem;
      justify-content:space-between;
    }

    .reveal{
      opacity:0;
      transform:translateY(18px);
      transition:opacity .6s ease, transform .6s ease;
    }
    .reveal.is-visible{
      opacity:1;
      transform:none;
    }

    @media (max-width: 1199.98px){
      .metric-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
      .news-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width: 991.98px){
      .hero-grid{grid-template-columns:1fr;gap:1.2rem}
      .matrix-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .compare-grid{grid-template-columns:1fr}
      .form-wrap{display:grid}
      .form-aside{border-right:0;border-bottom:1px solid rgba(23,23,23,.06)}
      .site-navbar .navbar-collapse{
        padding:1rem 0 .5rem;
      }
      .navbar-nav{
        align-items:stretch;
        padding:.75rem 0 1rem;
      }
      .header-action{
        width:100%;
        justify-content:center;
      }
    }
    @media (max-width: 767.98px){
      .hero{padding:1.3rem 0 2.5rem}
      .hero-shell{border-radius:28px}
      h1{font-size:clamp(2.05rem, 10vw, 3.2rem)}
      .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .matrix-grid{grid-template-columns:1fr}
      .icon-grid,.micro-grid{grid-template-columns:1fr}
      .compare-wrap,.faq-wrap,.form-wrap,.footer-card,.news-card,.metric-card,.matrix-card,.bento{
        border-radius:22px;
      }
      .section{
        padding:2.5rem 0;
      }
      .section-title{
        align-items:start;
      }
    }
    @media (max-width: 519.98px){
      .metric-grid{grid-template-columns:1fr}
      .hero-actions .btn-solid,
      .hero-actions .btn-soft,
      .form-actions .btn-solid,
      .form-actions .btn-soft{
        width:100%;
        justify-content:center;
      }
      .hero-copy p{font-size:.98rem}
      .pill{
        font-size:.84rem;
      }
      .news-list li{
        flex-direction:column;
        gap:.25rem;
      }
      .news-list time{
        width:auto;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #f6f3ee;
      --bg-soft: #fffaf3;
      --panel: #ffffff;
      --ink: #201d1a;
      --muted: #746c63;
      --line: rgba(32, 29, 26, .12);
      --accent: #b75f3b;
      --accent-dark: #7f3f2b;
      --mint: #6f9c84;
      --charcoal: #171514;
      --cream: #fff7ea;
      --radius: 8px;
      --radius-lg: 14px;
      --shadow: 0 18px 44px rgba(38, 32, 27, .08);
      --shadow-soft: 0 10px 28px rgba(38, 32, 27, .06);
      --fast: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      background:
        linear-gradient(180deg, rgba(255, 250, 243, .9), rgba(246, 243, 238, 1) 35%),
        var(--bg);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      letter-spacing: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--fast), border-color var(--fast), transform var(--fast), background var(--fast);
    }

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(183, 95, 59, .24);
      outline-offset: 3px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(246, 243, 238, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .site-navbar {
      padding: 18px 0;
    }

    .navbar-brand {
      color: var(--ink);
      font-weight: 800;
      letter-spacing: 0;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--cream);
      background: var(--charcoal);
      font-size: .86rem;
      font-weight: 800;
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
    }

    .navbar-toggler {
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 8px 10px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(183, 95, 59, .18);
    }

    .nav-link {
      color: var(--muted);
      font-weight: 700;
      padding: 8px 14px !important;
      position: relative;
      border-radius: 999px;
    }

    .nav-link:hover {
      color: var(--ink);
      background: rgba(183, 95, 59, .07);
    }

    .nav-link.active {
      color: var(--ink);
      background: rgba(32, 29, 26, .06);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 3px;
      height: 2px;
      border-radius: 99px;
      background: var(--accent);
    }

    .header-action {
      min-height: 42px;
      padding: 9px 16px;
      border: 1px solid rgba(32, 29, 26, .16);
      border-radius: 999px;
      color: var(--ink);
      font-weight: 800;
      background: rgba(255, 255, 255, .58);
    }

    .header-action:hover {
      border-color: var(--accent);
      color: var(--accent-dark);
      transform: translateY(-1px);
      background: var(--panel);
    }

    main {
      overflow: hidden;
    }

    .section-pad {
      padding: 86px 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent-dark);
      font-weight: 800;
      font-size: .9rem;
      margin-bottom: 14px;
    }

    .section-kicker::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--accent);
    }

    .section-title {
      font-weight: 900;
      letter-spacing: 0;
      line-height: 1.18;
      margin: 0;
    }

    .section-desc {
      color: var(--muted);
      max-width: 720px;
      margin: 16px 0 0;
    }

    .btn-brand {
      border: 0;
      border-radius: 999px;
      padding: 12px 20px;
      color: var(--cream);
      background: var(--charcoal);
      font-weight: 850;
      box-shadow: 0 12px 30px rgba(23, 21, 20, .18);
      transition: transform var(--fast), box-shadow var(--fast), background var(--fast);
    }

    .btn-brand:hover {
      color: #fff;
      background: var(--accent-dark);
      transform: translateY(-2px);
      box-shadow: 0 18px 38px rgba(127, 63, 43, .22);
    }

    .btn-ghost {
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 11px 18px;
      background: rgba(255, 255, 255, .56);
      color: var(--ink);
      font-weight: 800;
    }

    .btn-ghost:hover {
      border-color: var(--accent);
      color: var(--accent-dark);
      transform: translateY(-1px);
      background: var(--panel);
    }

    .hero {
      min-height: 620px;
      padding: 54px 0 76px;
      display: flex;
      align-items: stretch;
    }

    .hero-stage {
      position: relative;
      width: 100%;
      border-radius: 18px;
      overflow: hidden;
      min-height: 560px;
      background:
        linear-gradient(115deg, rgba(23, 21, 20, .88), rgba(23, 21, 20, .56) 48%, rgba(183, 95, 59, .18)),
        radial-gradient(circle at 80% 22%, rgba(255, 247, 234, .28), transparent 24%),
        linear-gradient(135deg, #241f1b, #8a5039 56%, #f0d6b7);
      box-shadow: var(--shadow);
      isolation: isolate;
    }

    .hero-stage::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, .07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
      background-size: 46px 46px;
      mask-image: linear-gradient(90deg, rgba(0, 0, 0, .38), transparent 76%);
      pointer-events: none;
      z-index: -1;
    }

    .hero-series {
      position: absolute;
      top: 22px;
      left: 24px;
      right: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      z-index: 2;
    }

    .series-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 7px 13px;
      border: 1px solid rgba(255, 247, 234, .22);
      border-radius: 999px;
      color: rgba(255, 247, 234, .88);
      background: rgba(255, 247, 234, .08);
      font-size: .86rem;
      font-weight: 750;
    }

    .series-pill.active {
      background: rgba(255, 247, 234, .92);
      color: var(--charcoal);
    }

    .hero-content {
      position: relative;
      z-index: 1;
      min-height: 560px;
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(320px, .72fr);
      align-items: end;
      gap: 34px;
      padding: 102px 48px 48px;
    }

    .hero h1 {
      color: var(--cream);
      font-size: clamp(2.35rem, 5vw, 5.5rem);
      line-height: .98;
      font-weight: 950;
      max-width: 880px;
      margin: 0;
    }

    .hero p {
      color: rgba(255, 247, 234, .78);
      max-width: 680px;
      margin: 22px 0 0;
      font-size: 1.08rem;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .hero .btn-brand {
      background: var(--cream);
      color: var(--charcoal);
    }

    .hero .btn-brand:hover {
      background: #fff;
      color: var(--accent-dark);
    }

    .hero .btn-ghost {
      color: var(--cream);
      border-color: rgba(255, 247, 234, .28);
      background: rgba(255, 247, 234, .08);
    }

    .hero-panel {
      background: rgba(255, 250, 243, .92);
      border: 1px solid rgba(255, 255, 255, .28);
      border-radius: 14px;
      padding: 22px;
      box-shadow: 0 24px 60px rgba(0, 0, 0, .18);
    }

    .panel-top {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: center;
      padding-bottom: 16px;
      border-bottom: 1px solid rgba(32, 29, 26, .1);
    }

    .status-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: 0 0 0 5px rgba(111, 156, 132, .16);
    }

    .panel-metric {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 16px;
    }

    .mini-stat {
      padding: 14px;
      border: 1px solid rgba(32, 29, 26, .1);
      border-radius: 10px;
      background: rgba(255, 255, 255, .62);
    }

    .mini-stat strong {
      display: block;
      font-size: 1.36rem;
      line-height: 1.1;
      font-weight: 950;
    }

    .mini-stat span {
      color: var(--muted);
      font-size: .86rem;
    }

    .filter-hero {
      border-bottom: 1px solid var(--line);
    }

    .filter-bar {
      display: grid;
      grid-template-columns: 1.25fr .72fr .56fr auto;
      gap: 12px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255, 255, 255, .72);
      box-shadow: var(--shadow-soft);
      margin-top: 30px;
    }

    .filter-control {
      border: 1px solid rgba(32, 29, 26, .12);
      border-radius: 10px;
      min-height: 46px;
      padding: 10px 13px;
      background: var(--panel);
      color: var(--ink);
      width: 100%;
    }

    .filter-control:focus {
      border-color: rgba(183, 95, 59, .65);
      box-shadow: 0 0 0 4px rgba(183, 95, 59, .12);
      outline: 0;
    }

    .metric-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 28px;
    }

    .metric-card {
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: var(--panel);
      box-shadow: var(--shadow-soft);
      transition: transform var(--fast), border-color var(--fast), box-shadow var(--fast);
    }

    .metric-card:hover {
      transform: translateY(-2px);
      border-color: rgba(183, 95, 59, .35);
      box-shadow: var(--shadow);
    }

    .metric-card strong {
      display: block;
      font-size: 2rem;
      line-height: 1.1;
      font-weight: 950;
      color: var(--accent-dark);
    }

    .metric-card span {
      display: block;
      color: var(--muted);
      margin-top: 8px;
      font-size: .92rem;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 310px;
      gap: 24px;
      align-items: start;
    }

    .card-list {
      display: grid;
      gap: 14px;
    }

    .entry-card {
      display: grid;
      grid-template-columns: 112px minmax(0, 1fr) auto;
      gap: 18px;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255, 255, 255, .76);
      box-shadow: var(--shadow-soft);
      transition: transform var(--fast), border-color var(--fast), box-shadow var(--fast);
    }

    .entry-card:hover {
      transform: translateY(-2px);
      border-color: rgba(183, 95, 59, .36);
      box-shadow: var(--shadow);
    }

    .entry-cover {
      min-height: 102px;
      border-radius: 10px;
      background:
        linear-gradient(135deg, rgba(183, 95, 59, .18), rgba(111, 156, 132, .16)),
        linear-gradient(160deg, #fff7ea, #d9c7b5);
      border: 1px solid rgba(32, 29, 26, .09);
      display: flex;
      align-items: end;
      padding: 10px;
      color: var(--accent-dark);
      font-weight: 900;
    }

    .entry-card h2 {
      font-size: 1.18rem;
      font-weight: 900;
      margin: 0 0 8px;
      line-height: 1.35;
    }

    .entry-card p {
      color: var(--muted);
      margin: 0;
      font-size: .96rem;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }

    .tag,
    .badge-soft {
      display: inline-flex;
      align-items: center;
      border: 1px solid rgba(32, 29, 26, .1);
      border-radius: 999px;
      padding: 5px 10px;
      background: rgba(255, 247, 234, .78);
      color: var(--accent-dark);
      font-size: .8rem;
      font-weight: 800;
      line-height: 1.2;
    }

    .entry-meta {
      display: grid;
      gap: 10px;
      min-width: 128px;
      align-content: center;
      color: var(--muted);
      font-size: .88rem;
    }

    .entry-meta strong {
      color: var(--ink);
      font-size: 1.15rem;
      font-weight: 950;
    }

    .side-panel {
      position: sticky;
      top: 96px;
      display: grid;
      gap: 14px;
    }

    .side-card,
    .matrix-card,
    .compare-card,
    .faq-shell,
    .cta-panel {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255, 255, 255, .78);
      box-shadow: var(--shadow-soft);
    }

    .side-card {
      padding: 20px;
    }

    .side-card h3 {
      font-size: 1rem;
      font-weight: 900;
      margin: 0 0 14px;
    }

    .side-link {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 0;
      border-bottom: 1px solid rgba(32, 29, 26, .08);
      color: var(--muted);
      font-weight: 750;
    }

    .side-link:last-child {
      border-bottom: 0;
    }

    .side-link:hover,
    .side-link.active {
      color: var(--accent-dark);
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 28px;
    }

    .matrix-card {
      padding: 24px;
      transition: transform var(--fast), border-color var(--fast), box-shadow var(--fast);
    }

    .matrix-card:hover {
      transform: translateY(-2px);
      border-color: rgba(183, 95, 59, .34);
      box-shadow: var(--shadow);
    }

    .matrix-card h3 {
      font-size: 1.14rem;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .matrix-card p {
      color: var(--muted);
      margin: 0 0 16px;
    }

    .compare-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 20px;
      margin-top: 28px;
    }

    .compare-card {
      padding: 24px;
    }

    .compare-list {
      display: grid;
      gap: 14px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .compare-list li {
      display: grid;
      gap: 8px;
    }

    .bar-track {
      height: 9px;
      border-radius: 99px;
      background: rgba(32, 29, 26, .08);
      overflow: hidden;
    }

    .bar-fill {
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--accent), var(--mint));
    }

    .pager {
      display: flex;
      justify-content: center;
      gap: 8px;
      margin-top: 26px;
    }

    .pager a,
    .pager span {
      min-width: 38px;
      height: 38px;
      border-radius: 10px;
      border: 1px solid var(--line);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--panel);
      color: var(--muted);
      font-weight: 850;
    }

    .pager .current,
    .pager a:hover {
      color: var(--cream);
      background: var(--charcoal);
      border-color: var(--charcoal);
    }

    .accordion {
      margin-top: 28px;
    }

    .accordion-item {
      border: 1px solid var(--line);
      border-radius: 12px !important;
      overflow: hidden;
      background: rgba(255, 255, 255, .78);
      margin-bottom: 12px;
      box-shadow: var(--shadow-soft);
    }

    .accordion-button {
      background: transparent;
      color: var(--ink);
      font-weight: 900;
      padding: 18px 20px;
      box-shadow: none !important;
    }

    .accordion-button:not(.collapsed) {
      color: var(--accent-dark);
      background: rgba(183, 95, 59, .07);
    }

    .accordion-body {
      color: var(--muted);
      padding: 0 20px 20px;
    }

    .cta-panel {
      padding: 30px;
      background:
        linear-gradient(135deg, rgba(23, 21, 20, .94), rgba(127, 63, 43, .88)),
        var(--charcoal);
      color: var(--cream);
    }

    .cta-panel p {
      color: rgba(255, 247, 234, .76);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr) auto;
      gap: 12px;
      margin-top: 22px;
    }

    .form-grid .filter-control {
      background: rgba(255, 247, 234, .92);
    }

    .site-footer {
      padding: 64px 0 28px;
      background: var(--charcoal);
      color: rgba(255, 247, 234, .86);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr 1fr;
      gap: 18px;
    }

    .footer-card {
      padding: 22px;
      border: 1px solid rgba(255, 247, 234, .12);
      border-radius: 14px;
      background: rgba(255, 247, 234, .04);
    }

    .footer-card h3 {
      font-size: 1rem;
      font-weight: 900;
      color: #fff7ea;
    }

    .footer-note {
      color: rgba(255, 247, 234, .64);
      margin: 0;
    }

    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
      display: grid;
      gap: 9px;
    }

    .footer-links a,
    .footer-note a {
      color: rgba(255, 247, 234, .72);
      border-bottom: 1px solid transparent;
    }

    .footer-links a:hover,
    .footer-note a:hover {
      color: #fff7ea;
      border-color: rgba(255, 247, 234, .36);
    }

    .copy-line {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding-top: 24px;
      margin-top: 28px;
      border-top: 1px solid rgba(255, 247, 234, .1);
      color: rgba(255, 247, 234, .54);
      font-size: .92rem;
    }

    @media (max-width: 1024px) {
      .hero-content,
      .content-layout,
      .compare-grid {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
        grid-template-columns: repeat(2, 1fr);
      }

      .filter-bar,
      .form-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .metric-strip {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .site-navbar {
        padding: 12px 0;
      }

      .navbar-collapse {
        padding-top: 16px;
      }

      .header-action {
        width: 100%;
        justify-content: center;
      }

      .hero {
        padding: 24px 0 54px;
      }

      .hero-stage,
      .hero-content {
        min-height: auto;
      }

      .hero-content {
        padding: 94px 22px 24px;
        gap: 24px;
      }

      .hero h1 {
        font-size: clamp(2.05rem, 12vw, 3.45rem);
      }

      .hero-series {
        top: 16px;
        left: 16px;
        right: 16px;
      }

      .entry-card {
        grid-template-columns: 86px minmax(0, 1fr);
      }

      .entry-meta {
        grid-column: 1 / -1;
        grid-template-columns: repeat(3, 1fr);
        border-top: 1px solid rgba(32, 29, 26, .08);
        padding-top: 12px;
      }

      .matrix-grid,
      .side-panel,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .section-pad {
        padding: 62px 0;
      }
    }

    @media (max-width: 520px) {
      .filter-bar,
      .form-grid,
      .panel-metric,
      .metric-strip {
        grid-template-columns: 1fr;
      }

      .hero-actions,
      .pager,
      .copy-line {
        flex-direction: column;
        align-items: stretch;
      }

      .btn-brand,
      .btn-ghost {
        width: 100%;
        justify-content: center;
      }

      .entry-card {
        grid-template-columns: 1fr;
      }

      .entry-cover {
        min-height: 92px;
      }

      .entry-meta {
        grid-template-columns: 1fr;
      }
    }