/* roulang page: index */
:root{
      --bg:#f3f8f5;
      --bg-2:#eaf5f0;
      --panel:#ffffff;
      --panel-soft:#f8fcfa;
      --ink:#10231e;
      --muted:#65766f;
      --primary:#083f34;
      --primary-2:#0f5c4d;
      --mint:#42d6b3;
      --mint-soft:#dff9f1;
      --cyan:#7de8df;
      --orange:#f2a444;
      --orange-soft:#fff2df;
      --line:#dce9e4;
      --shadow:0 14px 40px rgba(20,60,50,.08);
      --shadow-hover:0 18px 54px rgba(20,60,50,.14);
      --radius-lg:24px;
      --radius-md:18px;
      --radius-sm:14px;
      --container:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 6% 3%, rgba(66,214,179,.18), transparent 30%),
        radial-gradient(circle at 95% 8%, rgba(242,164,68,.13), transparent 28%),
        linear-gradient(180deg,var(--bg),#fbfdfc 52%,var(--bg-2));
      line-height:1.75;
      overflow-x:hidden;
    }

    a{color:inherit;text-decoration:none;transition:.22s ease}
    a:hover{color:var(--primary-2)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:var(--container)}
    .section-pad{padding:78px 0}
    .section-pad-sm{padding:54px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:var(--mint-soft);
      color:var(--primary);
      font-weight:700;
      font-size:13px;
      border:1px solid rgba(66,214,179,.35);
    }
    .eyebrow .dot,.status-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--mint);
      box-shadow:0 0 0 5px rgba(66,214,179,.16);
      flex:0 0 auto;
    }
    .section-title{
      font-size:clamp(28px,3.2vw,42px);
      line-height:1.2;
      letter-spacing:-.02em;
      font-weight:800;
      margin:16px 0 12px;
    }
    .section-lead{
      max-width:760px;
      color:var(--muted);
      font-size:16px;
      margin:0;
    }

    .site-header{
      padding:18px 0 0;
      position:relative;
      z-index:30;
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:14px;
      padding:12px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(220,233,228,.9);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:245px;
      font-weight:800;
      letter-spacing:-.02em;
      color:var(--primary);
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      color:#fff;
      background:
        linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 10px 24px rgba(8,63,52,.18);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      width:22px;height:22px;border:2px solid rgba(125,232,223,.65);
      border-radius:50%;
      position:absolute;right:-5px;bottom:-4px;
    }
    .brand-text{font-size:17px;white-space:nowrap}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex:1;
      overflow-x:auto;
      scrollbar-width:none;
      padding:2px;
    }
    .nav-links::-webkit-scrollbar{display:none}
    .nav-card{
      display:inline-flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
      padding:10px 14px;
      border-radius:16px;
      color:#38504a;
      background:#f7fbf9;
      border:1px solid transparent;
      font-size:14px;
      font-weight:700;
    }
    .nav-card i{color:var(--primary-2)}
    .nav-card:hover{
      transform:translateY(-2px);
      color:var(--primary);
      background:#eafaf5;
      border-color:rgba(66,214,179,.35);
    }
    .nav-card.active{
      background:var(--mint-soft);
      color:var(--primary);
      border-color:rgba(66,214,179,.45);
      box-shadow:inset 0 -3px 0 rgba(66,214,179,.45);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 18px;
      border-radius:999px;
      background:var(--primary);
      color:#fff;
      font-weight:800;
      border:1px solid var(--primary);
      white-space:nowrap;
      box-shadow:0 10px 24px rgba(8,63,52,.16);
    }
    .nav-cta:hover{
      color:#fff;
      background:#062f27;
      transform:translateY(-2px);
      box-shadow:var(--shadow-hover);
    }
    .status-strip{
      margin:12px auto 0;
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
      padding:0 8px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      background:rgba(255,255,255,.72);
      border:1px solid var(--line);
      border-radius:999px;
    }

    .hero{
      padding:52px 0 34px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      background:
        linear-gradient(135deg,rgba(8,63,52,.96),rgba(13,86,72,.92)),
        repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 36px);
      color:#fff;
      box-shadow:0 24px 70px rgba(8,63,52,.18);
      padding:34px;
    }
    .hero-shell:before{
      content:"";
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 78% 15%,rgba(125,232,223,.28),transparent 28%),
        radial-gradient(circle at 18% 88%,rgba(242,164,68,.18),transparent 26%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:14px 8px 10px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .hero-badge{
      width:max-content;
      color:#093e34;
      background:#c9fff1;
      border:1px solid rgba(255,255,255,.5);
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    h1{
      font-size:clamp(36px,5vw,66px);
      line-height:1.06;
      letter-spacing:-.04em;
      font-weight:850;
      margin:0 0 18px;
    }
    .hero-copy p{
      font-size:17px;
      line-height:1.85;
      color:rgba(255,255,255,.82);
      max-width:650px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-bottom:24px;
    }
    .btn-main,.btn-soft,.btn-outline-mint{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:12px 22px;
      font-weight:800;
      border:1px solid transparent;
      transition:.22s ease;
    }
    .btn-main{
      background:var(--primary);
      color:#fff;
      box-shadow:0 12px 26px rgba(8,63,52,.18);
    }
    .hero .btn-main{
      background:#ffffff;
      color:var(--primary);
    }
    .btn-main:hover{
      transform:translateY(-2px);
      background:#062f27;
      color:#fff;
      box-shadow:var(--shadow-hover);
    }
    .hero .btn-main:hover{
      background:#dff9f1;
      color:var(--primary);
    }
    .btn-soft{
      background:rgba(255,255,255,.12);
      color:#fff;
      border-color:rgba(255,255,255,.24);
    }
    .btn-soft:hover{
      background:rgba(255,255,255,.2);
      color:#fff;
      transform:translateY(-2px);
    }
    .btn-outline-mint{
      background:#eefbf7;
      color:var(--primary);
      border-color:rgba(66,214,179,.4);
    }
    .btn-outline-mint:hover{
      background:var(--mint-soft);
      color:var(--primary);
      transform:translateY(-2px);
      box-shadow:var(--shadow);
    }
    .trust-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .trust-tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.18);
      color:rgba(255,255,255,.86);
      font-size:13px;
      font-weight:700;
    }
    .stage-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      min-height:440px;
    }
    .vertical-signal{
      grid-row:span 2;
      border-radius:28px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.08)),
        repeating-linear-gradient(0deg,rgba(255,255,255,.04) 0 1px,transparent 1px 24px);
      border:1px solid rgba(255,255,255,.2);
      padding:18px;
      position:relative;
      overflow:hidden;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-height:440px;
    }
    .vertical-signal:after{
      content:"";
      position:absolute;
      width:160px;height:160px;border-radius:50%;
      border:26px solid rgba(125,232,223,.17);
      right:-50px;top:70px;
    }
    .signal-top,.signal-bottom{position:relative;z-index:1}
    .signal-chip{
      display:inline-flex;align-items:center;gap:7px;
      padding:7px 11px;border-radius:999px;
      background:rgba(201,255,241,.95);
      color:var(--primary);
      font-size:13px;font-weight:800;
    }
    .signal-title{
      margin-top:24px;
      font-size:26px;
      line-height:1.25;
      font-weight:850;
    }
    .signal-bars{display:grid;gap:9px;margin-top:18px}
    .bar{height:8px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden}
    .bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--mint),var(--cyan))}
    .kpi-line{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:8px;
      margin-top:20px;
    }
    .kpi{
      padding:10px;
      border-radius:16px;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.14);
      text-align:center;
    }
    .kpi strong{display:block;font-size:20px;line-height:1.1}
    .kpi span{font-size:12px;color:rgba(255,255,255,.72)}
    .status-card{
      border-radius:24px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      padding:18px;
      backdrop-filter:blur(10px);
      position:relative;
      overflow:hidden;
    }
    .status-card:hover{background:rgba(255,255,255,.16)}
    .status-head{
      display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;
    }
    .status-head b{font-size:16px}
    .status-badge{
      padding:5px 9px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:#073c32;
      background:#c9fff1;
      white-space:nowrap;
    }
    .status-card p{
      font-size:13px;
      line-height:1.65;
      color:rgba(255,255,255,.76);
      margin:0;
    }

    .tier-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:center;
    }
    .tier-note{
      padding:26px;
      border-radius:var(--radius-lg);
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .tier-note .big-num{
      font-size:64px;
      line-height:1;
      font-weight:850;
      color:var(--primary);
      letter-spacing:-.06em;
      margin:10px 0;
    }
    .tier-list{
      display:grid;
      gap:14px;
    }
    .tier-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:18px;
      border-radius:22px;
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:0 10px 28px rgba(20,60,50,.05);
      transition:.22s ease;
    }
    .tier-item:hover{
      transform:translateY(-3px);
      border-color:rgba(66,214,179,.65);
      box-shadow:var(--shadow-hover);
    }
    .tier-index{
      width:40px;height:40px;border-radius:15px;
      display:grid;place-items:center;
      background:var(--mint-soft);
      color:var(--primary);
      font-weight:850;
    }
    .tier-item h3{font-size:18px;margin:0 0 3px;font-weight:800}
    .tier-item p{font-size:14px;color:var(--muted);margin:0}
    .badge-custom{
      display:inline-flex;align-items:center;gap:6px;
      padding:6px 10px;border-radius:999px;
      background:var(--orange-soft);
      color:#8a530d;
      font-size:12px;font-weight:800;
      border:1px solid rgba(242,164,68,.25);
      white-space:nowrap;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:28px;
    }
    .compare-card{
      position:relative;
      padding:24px;
      border-radius:24px;
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      transition:.22s ease;
      overflow:hidden;
      min-height:318px;
      display:flex;
      flex-direction:column;
    }
    .compare-card.featured{
      border-color:rgba(66,214,179,.8);
      background:linear-gradient(180deg,#ffffff,#f0fffa);
    }
    .compare-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .compare-card h3{font-size:22px;font-weight:850;margin:14px 0 8px}
    .compare-card p{color:var(--muted);font-size:14px;margin-bottom:18px}
    .compare-list{
      list-style:none;
      padding:0;
      margin:0 0 22px;
      display:grid;
      gap:10px;
    }
    .compare-list li{
      display:flex;
      gap:9px;
      color:#304941;
      font-size:14px;
    }
    .compare-list i{color:var(--primary-2);margin-top:4px}
    .compare-card .btn-outline-mint{margin-top:auto}

    .hot-list{
      margin-top:28px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .hot-card{
      padding:18px;
      border-radius:22px;
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:0 10px 28px rgba(20,60,50,.05);
      transition:.22s ease;
    }
    .hot-card:hover{
      transform:translateY(-3px);
      border-color:rgba(66,214,179,.68);
      box-shadow:var(--shadow-hover);
    }
    .hot-no{
      display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;
    }
    .hot-no strong{
      width:36px;height:36px;border-radius:14px;
      display:grid;place-items:center;
      background:#10231e;color:#fff;font-size:15px;
    }
    .hot-card h3{font-size:17px;font-weight:850;margin:0 0 8px}
    .hot-card p{color:var(--muted);font-size:14px;margin:0 0 15px}
    .tiny-link{
      display:inline-flex;align-items:center;gap:6px;
      color:var(--primary);
      font-weight:800;
      font-size:14px;
    }

    .guarantee-panel{
      background:linear-gradient(135deg,#ffffff,#f2fbf8);
      border:1px solid var(--line);
      border-radius:28px;
      box-shadow:var(--shadow);
      padding:22px;
    }
    .guarantee-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
    }
    .guarantee-item{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.75);
      border:1px solid rgba(220,233,228,.86);
    }
    .icon-pill{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      background:var(--mint-soft);
      color:var(--primary);
      font-size:20px;
      margin-bottom:12px;
    }
    .guarantee-item h3{font-size:16px;font-weight:850;margin:0 0 6px}
    .guarantee-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}

    .info-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
      margin-top:28px;
    }
    .news-list,.recommend-box,.social-box{
      background:var(--panel);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow);
      padding:20px;
    }
    .news-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      padding:16px 0;
      border-bottom:1px solid var(--line);
      align-items:center;
    }
    .news-row:last-child{border-bottom:0}
    .news-date{
      width:58px;
      padding:8px 6px;
      text-align:center;
      border-radius:16px;
      background:#f1faf6;
      color:var(--primary);
      font-weight:850;
      line-height:1.2;
      font-size:13px;
    }
    .news-row h3{font-size:16px;font-weight:850;margin:0 0 3px}
    .news-row p{font-size:13px;color:var(--muted);margin:0}
    .recommend-item{
      padding:15px;
      border-radius:18px;
      border:1px solid var(--line);
      background:#f9fcfb;
      margin-bottom:12px;
    }
    .recommend-item:last-child{margin-bottom:0}
    .recommend-item b{display:block;margin-bottom:5px}
    .recommend-item span{font-size:13px;color:var(--muted)}

    .social-grid{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:24px;
      align-items:stretch;
    }
    .score-card{
      border-radius:28px;
      padding:28px;
      background:var(--primary);
      color:#fff;
      min-height:260px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      box-shadow:0 20px 48px rgba(8,63,52,.18);
    }
    .score-card strong{
      font-size:64px;
      line-height:1;
      letter-spacing:-.05em;
    }
    .score-card p{color:rgba(255,255,255,.76);margin:10px 0 0}
    .review-card{
      height:100%;
      padding:22px;
      border-radius:24px;
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .stars{color:#f0a034;letter-spacing:1px;margin-bottom:12px}
    .review-card p{color:#40554f;margin-bottom:16px}
    .avatar-line{display:flex;align-items:center;gap:10px}
    .avatar{
      width:40px;height:40px;border-radius:50%;
      display:grid;place-items:center;
      background:var(--mint-soft);
      color:var(--primary);
      font-weight:850;
    }
    .carousel-control-prev,.carousel-control-next{
      width:42px;height:42px;
      top:auto;bottom:18px;
      border-radius:50%;
      background:var(--primary);
      opacity:1;
    }
    .carousel-control-prev{left:auto;right:70px}
    .carousel-control-next{right:20px}

    .limited{
      border-radius:32px;
      background:
        radial-gradient(circle at 15% 20%,rgba(66,214,179,.24),transparent 32%),
        linear-gradient(135deg,#0b3c33,#10231e);
      color:#fff;
      padding:34px;
      box-shadow:0 24px 70px rgba(8,63,52,.18);
      overflow:hidden;
      position:relative;
    }
    .limited-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr .85fr;
      gap:26px;
      align-items:center;
    }
    .limited h2{
      font-size:clamp(28px,3vw,44px);
      font-weight:850;
      line-height:1.2;
      margin:12px 0;
    }
    .limited p{color:rgba(255,255,255,.78);margin:0 0 20px;max-width:680px}
    .check-form{
      display:flex;
      gap:10px;
      padding:8px;
      border-radius:20px;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.18);
      max-width:610px;
    }
    .check-form input{
      flex:1;
      border:0;
      outline:0;
      border-radius:15px;
      padding:12px 14px;
      background:rgba(255,255,255,.94);
      color:var(--ink);
      min-width:0;
    }
    .check-form input:focus{box-shadow:0 0 0 4px rgba(66,214,179,.22)}
    .check-form button{
      border:0;
      border-radius:15px;
      padding:0 18px;
      font-weight:850;
      background:#c9fff1;
      color:var(--primary);
      white-space:nowrap;
    }
    .count-panel{
      display:grid;
      gap:12px;
    }
    .count-item{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.16);
    }
    .count-item span{color:rgba(255,255,255,.7)}
    .count-item b{color:#c9fff1}

    .accordion{
      margin-top:28px;
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:20px!important;
      overflow:hidden;
      background:var(--panel);
      box-shadow:0 8px 24px rgba(20,60,50,.045);
    }
    .accordion-button{
      border-radius:20px!important;
      background:var(--panel)!important;
      color:var(--ink)!important;
      font-weight:850;
      box-shadow:none!important;
      padding:18px 20px;
    }
    .accordion-button:not(.collapsed){
      background:#f1fbf7!important;
      border-left:4px solid var(--primary);
    }
    .accordion-button:focus{
      box-shadow:0 0 0 4px rgba(66,214,179,.22)!important;
    }
    .accordion-body{color:var(--muted);padding:0 22px 20px 24px}

    .site-footer{
      padding:32px 0 26px;
    }
    .footer-card{
      border-radius:28px;
      background:#f9fcfb;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .footer-brand{
      display:flex;align-items:center;gap:12px;
      font-weight:850;color:var(--primary);
      margin-bottom:10px;
    }
    .footer-card p{color:var(--muted);margin:0;max-width:720px}
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      background:#eef8f4;
      color:#305249;
      font-weight:700;
      font-size:14px;
    }
    .footer-links a:hover{background:var(--mint-soft);color:var(--primary)}
    .copyright{
      border-top:1px solid var(--line);
      margin-top:20px;
      padding-top:16px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:#789089;
      font-size:13px;
    }
    .back-top{
      color:var(--primary);
      font-weight:800;
    }

    @media (max-width: 1024px){
      .nav-panel{align-items:flex-start;flex-wrap:wrap}
      .brand{min-width:auto}
      .nav-links{order:3;width:100%}
      .hero-grid,.tier-wrap,.limited-grid,.social-grid,.info-layout{grid-template-columns:1fr}
      .stage-panel{min-height:auto}
      .compare-grid{grid-template-columns:1fr 1fr}
      .hot-list,.guarantee-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width: 768px){
      .section-pad{padding:54px 0}
      .hero{padding:36px 0 24px}
      .hero-shell,.limited{padding:22px;border-radius:26px}
      .brand-text{font-size:15px}
      .nav-cta{width:100%}
      .hero-grid{gap:18px}
      .stage-panel{grid-template-columns:1fr}
      .vertical-signal{grid-row:auto;min-height:350px}
      .compare-grid{grid-template-columns:1fr}
      .hot-list,.guarantee-grid{grid-template-columns:1fr}
      .tier-item{grid-template-columns:auto 1fr}
      .tier-item .badge-custom{grid-column:2}
      .check-form{flex-direction:column}
      .check-form button{padding:12px 16px}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .carousel-control-prev,.carousel-control-next{display:none}
    }
    @media (max-width: 520px){
      .container{padding-left:16px;padding-right:16px}
      .nav-panel{border-radius:20px}
      h1{font-size:34px}
      .hero-actions a{width:100%}
      .kpi-line{grid-template-columns:1fr}
      .news-row{grid-template-columns:1fr}
      .news-date{width:max-content;padding:7px 12px}
    }

/* roulang page: category1 */
:root{
      --ink:#10251f;
      --muted:#64766f;
      --soft:#eff7f3;
      --soft-2:#f7fbf9;
      --panel:#ffffff;
      --line:#dbe9e3;
      --brand:#0e4b3d;
      --brand-2:#12624f;
      --mint:#7ee3cd;
      --mint-soft:#daf8ef;
      --cyan:#49d5d0;
      --amber:#f4a742;
      --amber-soft:#fff0d8;
      --danger-soft:#fff1ed;
      --shadow:0 14px 40px rgba(20,60,50,.08);
      --shadow-hover:0 18px 48px rgba(20,60,50,.13);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-pill:999px;
      --container:1200px;
      --section:82px;
      --transition:all .22s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 2%, rgba(126,227,205,.22), transparent 30%),
        radial-gradient(circle at 92% 8%, rgba(244,167,66,.12), transparent 26%),
        linear-gradient(180deg,#f2f8f5 0%,#f7fbf9 46%,#edf6f2 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:inherit}
    img{max-width:100%;height:auto}
    button,input{font:inherit}
    .container{max-width:var(--container)}
    .section{padding:var(--section) 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:var(--radius-pill);
      background:rgba(218,248,239,.8);
      color:var(--brand);
      border:1px solid rgba(126,227,205,.45);
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .status-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 5px rgba(73,213,208,.13);
      display:inline-block;
      flex:0 0 auto;
    }

    .site-header{
      padding:20px 0 0;
      position:relative;
      z-index:20;
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:14px;
      padding:12px;
      border:1px solid rgba(219,233,227,.9);
      border-radius:24px;
      background:rgba(255,255,255,.86);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      padding:8px 10px;
      border-radius:18px;
      transition:var(--transition);
    }
    .brand:hover{background:var(--soft)}
    .brand-mark{
      width:38px;
      height:38px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      color:#fff;
      box-shadow:0 10px 22px rgba(14,75,61,.22);
    }
    .brand-text{
      font-weight:800;
      color:var(--ink);
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex:1;
      min-width:0;
      justify-content:center;
    }
    .nav-card{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:10px 13px;
      border-radius:16px;
      color:#294139;
      font-size:14px;
      font-weight:700;
      border:1px solid transparent;
      transition:var(--transition);
      white-space:nowrap;
      position:relative;
    }
    .nav-card:hover{
      transform:translateY(-2px);
      background:#ecfaf5;
      border-color:rgba(126,227,205,.45);
      color:var(--brand);
    }
    .nav-card.active{
      background:var(--mint-soft);
      color:var(--brand);
      border-color:rgba(126,227,205,.65);
    }
    .nav-card.active::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:5px;
      height:3px;
      border-radius:var(--radius-pill);
      background:var(--cyan);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:11px 16px;
      border-radius:var(--radius-pill);
      background:var(--brand);
      color:#fff;
      font-weight:800;
      font-size:14px;
      box-shadow:0 10px 24px rgba(14,75,61,.18);
      transition:var(--transition);
      white-space:nowrap;
    }
    .nav-cta:hover{
      background:#08392e;
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 30px rgba(14,75,61,.24);
    }
    .status-strip{
      margin:12px 6px 0;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.72);
      border:1px solid rgba(219,233,227,.8);
      color:var(--muted);
      font-size:13px;
      box-shadow:0 8px 20px rgba(20,60,50,.04);
    }

    .breadcrumb-wrap{padding:28px 0 0}
    .breadcrumb{
      margin:0;
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.72);
      border:1px solid var(--line);
      font-size:13px;
    }
    .breadcrumb-item a{color:var(--brand);font-weight:700}
    .breadcrumb-item.active{color:var(--muted)}
    .breadcrumb-item+.breadcrumb-item::before{color:#9cafaa}

    .hero{
      padding:34px 0 66px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.94),rgba(238,249,244,.9)),
        repeating-linear-gradient(90deg,rgba(14,75,61,.035) 0 1px,transparent 1px 28px);
      border:1px solid rgba(219,233,227,.95);
      box-shadow:var(--shadow);
      padding:34px;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      right:-120px;
      top:-140px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(126,227,205,.32),transparent 64%);
      pointer-events:none;
    }
    .hero h1{
      margin:18px 0 16px;
      max-width:760px;
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      font-weight:800;
      letter-spacing:-.04em;
      color:var(--ink);
    }
    .hero-lead{
      max-width:720px;
      color:#536a63;
      font-size:17px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin:25px 0 22px;
    }
    .btn-main,.btn-soft,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:var(--radius-pill);
      padding:12px 22px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--transition);
      min-height:48px;
    }
    .btn-main{
      background:var(--brand);
      color:#fff;
      box-shadow:0 12px 26px rgba(14,75,61,.18);
    }
    .btn-main:hover,.btn-main:focus{
      background:#07372d;
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(14,75,61,.24);
    }
    .btn-soft{
      background:var(--mint-soft);
      color:var(--brand);
      border-color:rgba(126,227,205,.55);
    }
    .btn-soft:hover,.btn-soft:focus{
      background:#c8f5e8;
      color:var(--brand);
      transform:translateY(-2px);
    }
    .btn-ghost{
      background:rgba(255,255,255,.78);
      color:var(--brand);
      border-color:var(--line);
    }
    .btn-ghost:hover{background:#fff;transform:translateY(-2px);border-color:var(--mint)}
    .btn-main:focus-visible,.btn-soft:focus-visible,.btn-ghost:focus-visible,.nav-card:focus-visible,.nav-cta:focus-visible,input:focus-visible{
      outline:3px solid rgba(73,213,208,.35);
      outline-offset:3px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 11px;
      border-radius:var(--radius-pill);
      background:#fff;
      border:1px solid var(--line);
      color:#436158;
      font-size:13px;
      font-weight:700;
    }

    .progress-panel{
      position:relative;
      z-index:1;
      background:#0d2d26;
      color:#fff;
      border-radius:28px;
      padding:24px;
      box-shadow:0 18px 46px rgba(13,45,38,.22);
      border:1px solid rgba(126,227,205,.18);
    }
    .panel-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      margin-bottom:18px;
    }
    .panel-title{
      font-weight:800;
      font-size:18px;
    }
    .panel-badge{
      padding:7px 10px;
      border-radius:var(--radius-pill);
      background:rgba(244,167,66,.16);
      color:#ffd79b;
      border:1px solid rgba(244,167,66,.28);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .ring-wrap{
      display:grid;
      grid-template-columns:132px 1fr;
      gap:18px;
      align-items:center;
      padding:16px;
      border-radius:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      margin-bottom:16px;
    }
    .progress-ring{
      width:126px;
      height:126px;
      border-radius:50%;
      background:conic-gradient(var(--mint) 0 82%,rgba(255,255,255,.13) 82% 100%);
      display:flex;
      align-items:center;
      justify-content:center;
      position:relative;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.1);
    }
    .progress-ring::after{
      content:"";
      position:absolute;
      inset:13px;
      border-radius:50%;
      background:#0d2d26;
      border:1px solid rgba(126,227,205,.16);
    }
    .ring-value{
      position:relative;
      z-index:2;
      text-align:center;
      font-weight:900;
      font-size:30px;
      line-height:1;
    }
    .ring-value small{
      display:block;
      font-size:12px;
      font-weight:700;
      color:#9eddd0;
      margin-top:6px;
    }
    .ring-copy h2{
      font-size:20px;
      line-height:1.35;
      margin:0 0 8px;
      font-weight:800;
    }
    .ring-copy p{
      margin:0;
      color:#bdd4ce;
      font-size:14px;
    }
    .tier-list{
      display:grid;
      gap:10px;
    }
    .tier{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 13px;
      border-radius:17px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
      transition:var(--transition);
    }
    .tier:hover{
      background:rgba(126,227,205,.1);
      transform:translateX(2px);
    }
    .tier strong{font-size:14px}
    .tier span{color:#a9cbc3;font-size:12px}
    .tier .pill{
      padding:5px 9px;
      border-radius:var(--radius-pill);
      background:rgba(126,227,205,.14);
      color:#b7fff0;
      border:1px solid rgba(126,227,205,.22);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }

    .section-head{
      margin-bottom:26px;
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
    }
    .section-head h2{
      font-size:clamp(26px,3vw,38px);
      line-height:1.22;
      font-weight:800;
      letter-spacing:-.03em;
      margin:10px 0 0;
    }
    .section-head p{
      max-width:560px;
      color:var(--muted);
      margin:0;
    }

    .filter-layout{
      display:grid;
      grid-template-columns:270px 1fr;
      gap:22px;
      align-items:start;
    }
    .filter-card{
      position:sticky;
      top:18px;
      padding:18px;
      border-radius:24px;
      background:rgba(255,255,255,.84);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .filter-card h3{
      font-size:17px;
      font-weight:800;
      margin:0 0 14px;
    }
    .filter-pills{
      display:grid;
      gap:10px;
    }
    .filter-pill{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:8px;
      padding:12px 13px;
      border-radius:16px;
      background:var(--soft-2);
      border:1px solid var(--line);
      color:#315149;
      font-weight:800;
      font-size:14px;
      transition:var(--transition);
    }
    .filter-pill:hover,.filter-pill.active{
      background:var(--mint-soft);
      border-color:rgba(126,227,205,.72);
      color:var(--brand);
      transform:translateY(-2px);
    }
    .filter-note{
      margin-top:16px;
      padding:13px;
      border-radius:18px;
      background:var(--amber-soft);
      color:#81520c;
      font-size:13px;
      border:1px solid rgba(244,167,66,.24);
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card{
      background:rgba(255,255,255,.9);
      border:1px solid var(--line);
      border-radius:24px;
      padding:20px;
      box-shadow:0 10px 28px rgba(20,60,50,.055);
      transition:var(--transition);
      position:relative;
      overflow:hidden;
    }
    .entry-card::before{
      content:"";
      position:absolute;
      left:0;
      top:22px;
      width:4px;
      height:44px;
      border-radius:0 999px 999px 0;
      background:var(--mint);
      opacity:.85;
    }
    .entry-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(126,227,205,.8);
    }
    .card-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:16px;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:var(--radius-pill);
      font-size:12px;
      font-weight:900;
      border:1px solid transparent;
    }
    .badge-rec{background:var(--mint-soft);color:var(--brand);border-color:rgba(126,227,205,.5)}
    .badge-new{background:var(--amber-soft);color:#8a590e;border-color:rgba(244,167,66,.28)}
    .badge-check{background:#edf3f1;color:#50645e;border-color:#dbe8e3}
    .time-text{font-size:12px;color:var(--muted);font-weight:700}
    .entry-card h3{
      font-size:20px;
      line-height:1.35;
      font-weight:800;
      margin:0 0 10px;
      letter-spacing:-.02em;
    }
    .entry-card p{
      color:var(--muted);
      margin:0 0 16px;
      font-size:15px;
    }
    .entry-features{
      display:grid;
      gap:8px;
      margin:0 0 18px;
      padding:0;
      list-style:none;
    }
    .entry-features li{
      display:flex;
      align-items:center;
      gap:8px;
      color:#405b53;
      font-size:13px;
      font-weight:700;
    }
    .entry-features i{color:var(--brand)}
    .card-bottom{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:14px;
      border-top:1px dashed #d7e6df;
    }
    .status-small{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:#5d716b;
      font-size:12px;
      font-weight:800;
    }
    .mini-btn{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:9px 12px;
      border-radius:var(--radius-pill);
      background:var(--brand);
      color:#fff;
      font-size:13px;
      font-weight:900;
      transition:var(--transition);
    }
    .mini-btn:hover{background:#07372d;color:#fff;transform:translateY(-2px)}

    .steps-panel{
      border-radius:30px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:26px;
      overflow:hidden;
      position:relative;
    }
    .steps-panel::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-110px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(126,227,205,.25),transparent 65%);
    }
    .step-row{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .step-item{
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg,#f8fcfa,#eef8f4);
      border:1px solid var(--line);
      min-height:170px;
    }
    .step-num{
      width:38px;
      height:38px;
      border-radius:15px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:var(--brand);
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
      box-shadow:0 10px 20px rgba(14,75,61,.16);
    }
    .step-item h3{
      font-size:17px;
      font-weight:800;
      margin:0 0 8px;
    }
    .step-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .compare-card{
      border-radius:28px;
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:22px;
    }
    .compare-table{
      margin:0;
      border-collapse:separate;
      border-spacing:0 10px;
    }
    .compare-table thead th{
      color:#49625a;
      font-size:13px;
      font-weight:900;
      border:0;
      padding:0 14px 4px;
    }
    .compare-table tbody tr{
      background:var(--soft-2);
      box-shadow:0 0 0 1px var(--line);
      border-radius:18px;
    }
    .compare-table tbody td{
      border:0;
      padding:16px 14px;
      vertical-align:middle;
      color:#38554d;
      font-size:14px;
    }
    .compare-table tbody td:first-child{
      border-radius:18px 0 0 18px;
      font-weight:900;
      color:var(--ink);
    }
    .compare-table tbody td:last-child{border-radius:0 18px 18px 0}
    .table-badge{
      display:inline-flex;
      align-items:center;
      padding:6px 9px;
      border-radius:var(--radius-pill);
      background:var(--mint-soft);
      color:var(--brand);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }

    .cta-panel{
      border-radius:32px;
      background:
        radial-gradient(circle at 88% 18%,rgba(126,227,205,.22),transparent 34%),
        linear-gradient(135deg,#0d2d26,#0f4a3d);
      color:#fff;
      padding:30px;
      box-shadow:0 24px 60px rgba(13,45,38,.2);
      overflow:hidden;
      position:relative;
    }
    .cta-panel h2{
      font-size:clamp(26px,3vw,40px);
      line-height:1.22;
      font-weight:900;
      letter-spacing:-.03em;
      margin:0 0 12px;
    }
    .cta-panel p{
      color:#c1ddd6;
      margin:0;
      max-width:610px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .query-box{
      margin-top:22px;
      padding:10px;
      border-radius:20px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      display:flex;
      gap:10px;
    }
    .query-box input{
      flex:1;
      min-width:0;
      border:0;
      outline:0;
      border-radius:15px;
      padding:13px 14px;
      background:rgba(255,255,255,.95);
      color:var(--ink);
    }
    .query-box input::placeholder{color:#87958f}
    .query-box .btn-soft{
      background:var(--mint);
      color:#08372d;
      border-color:transparent;
      white-space:nowrap;
    }

    .faq-wrap .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:20px!important;
      overflow:hidden;
      background:rgba(255,255,255,.88);
      box-shadow:0 8px 24px rgba(20,60,50,.045);
    }
    .accordion-button{
      border:0;
      box-shadow:none!important;
      background:transparent;
      color:var(--ink);
      font-weight:900;
      padding:18px 20px;
      line-height:1.45;
    }
    .accordion-button:not(.collapsed){
      background:var(--mint-soft);
      color:var(--brand);
      box-shadow:inset 4px 0 0 var(--brand)!important;
    }
    .accordion-button::after{
      width:1rem;
      height:1rem;
      background-size:1rem;
      filter:saturate(.4);
    }
    .accordion-body{
      color:var(--muted);
      padding:0 20px 20px 24px;
      font-size:15px;
    }

    .site-footer{
      padding:10px 0 34px;
    }
    .footer-card{
      border-radius:30px;
      background:rgba(255,255,255,.86);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr;
      gap:22px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      font-size:18px;
      margin-bottom:12px;
    }
    .footer-card p{
      color:var(--muted);
      max-width:680px;
      margin:0;
      font-size:14px;
    }
    .footer-links{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .footer-links a{
      padding:10px 12px;
      border-radius:15px;
      background:var(--soft-2);
      border:1px solid var(--line);
      color:#405b53;
      font-weight:800;
      font-size:14px;
      transition:var(--transition);
    }
    .footer-links a:hover{
      background:var(--mint-soft);
      color:var(--brand);
      transform:translateY(-2px);
    }
    .copyright{
      margin-top:22px;
      padding-top:18px;
      border-top:1px solid var(--line);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:#6e817b;
      font-size:13px;
    }
    .back-top{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--brand);
      font-weight:900;
    }

    @media (max-width:1024px){
      :root{--section:66px}
      .nav-panel{align-items:flex-start;flex-wrap:wrap}
      .nav-links{
        order:3;
        width:100%;
        justify-content:flex-start;
        overflow-x:auto;
        padding-bottom:2px;
      }
      .nav-links::-webkit-scrollbar{height:0}
      .filter-layout{grid-template-columns:1fr}
      .filter-card{position:relative;top:auto}
      .filter-pills{
        display:flex;
        overflow-x:auto;
        padding-bottom:4px;
      }
      .filter-pill{min-width:max-content}
      .step-row{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media (max-width:768px){
      .site-header{padding-top:14px}
      .nav-panel{border-radius:20px}
      .brand{width:100%;justify-content:flex-start}
      .nav-cta{width:100%;justify-content:center}
      .status-strip{flex-direction:column;margin-left:0;margin-right:0}
      .hero-shell{padding:24px;border-radius:26px}
      .hero{padding:28px 0 50px}
      .ring-wrap{grid-template-columns:1fr;text-align:center}
      .progress-ring{margin:0 auto}
      .section-head{
        display:block;
      }
      .section-head p{margin-top:10px}
      .entry-grid{grid-template-columns:1fr}
      .step-row{grid-template-columns:1fr}
      .compare-card{overflow-x:auto}
      .compare-table{min-width:680px}
      .cta-actions{justify-content:flex-start;margin-top:18px}
      .query-box{flex-direction:column}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column;align-items:flex-start}
    }

    @media (max-width:520px){
      :root{--section:52px}
      .container{padding-left:16px;padding-right:16px}
      .hero h1{font-size:32px}
      .hero-actions .btn-main,.hero-actions .btn-soft{
        width:100%;
      }
      .panel-top{align-items:flex-start;flex-direction:column}
      .footer-links{grid-template-columns:1fr}
      .card-bottom{align-items:flex-start;flex-direction:column}
      .mini-btn{width:100%;justify-content:center}
    }

/* roulang page: category2 */
:root{
      --ink:#102421;
      --muted:#60736e;
      --soft:#f2f8f5;
      --soft-2:#e8f3ef;
      --panel:#fbfefc;
      --line:#d6e7e1;
      --primary:#0f3f37;
      --primary-2:#0a2f29;
      --mint:#65d8c2;
      --mint-soft:#dff7f1;
      --orange:#f3a64a;
      --orange-soft:#fff0d9;
      --cyan:#24c7c0;
      --white:#ffffff;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-pill:999px;
      --shadow:0 14px 40px rgba(20,60,50,.08);
      --shadow-strong:0 20px 56px rgba(15,63,55,.14);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 5%, rgba(101,216,194,.26), transparent 28%),
        radial-gradient(circle at 92% 12%, rgba(243,166,74,.14), transparent 24%),
        linear-gradient(180deg,#f5faf7 0%,#eef7f3 42%,#f8fbf9 100%);
      line-height:1.75;
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:all .22s ease}
    a:hover{color:var(--primary)}
    img{max-width:100%;height:auto}
    button,input{font:inherit}
    ::selection{background:var(--mint-soft);color:var(--primary-2)}
    .container{max-width:var(--container)}
    .section{padding:76px 0}
    .section-tight{padding:50px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:var(--radius-pill);
      background:rgba(223,247,241,.95);
      color:var(--primary);
      font-size:13px;
      font-weight:700;
      border:1px solid rgba(101,216,194,.45);
    }
    .eyebrow .dot,.status-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--mint);
      box-shadow:0 0 0 4px rgba(101,216,194,.18);
      display:inline-block;
      flex:none;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-title{margin:12px 0 0;font-weight:800;letter-spacing:-.02em;line-height:1.22;color:var(--ink)}
    .section-copy{max-width:610px;color:var(--muted);margin:10px 0 0;font-size:15.5px}
    .btn-brand,.btn-ghost,.btn-light-mint{
      border-radius:var(--radius-pill);
      padding:12px 22px;
      font-weight:800;
      border:1px solid transparent;
      display:inline-flex;
      align-items:center;
      gap:8px;
      justify-content:center;
      transition:all .22s ease;
      white-space:nowrap;
    }
    .btn-brand{
      background:var(--primary);
      color:#fff;
      box-shadow:0 12px 26px rgba(15,63,55,.18);
    }
    .btn-brand:hover,.btn-brand:focus{
      background:var(--primary-2);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 36px rgba(15,63,55,.24);
    }
    .btn-ghost{
      background:rgba(255,255,255,.65);
      color:var(--primary);
      border-color:rgba(15,63,55,.18);
    }
    .btn-ghost:hover,.btn-ghost:focus{
      background:var(--mint-soft);
      border-color:rgba(101,216,194,.8);
      color:var(--primary-2);
      transform:translateY(-2px);
    }
    .btn-light-mint{
      background:var(--mint-soft);
      color:var(--primary);
      border-color:rgba(101,216,194,.42);
    }
    .btn-light-mint:hover{background:#cef3eb;color:var(--primary-2);transform:translateY(-2px)}
    .site-header{padding:18px 0 0;position:relative;z-index:10}
    .nav-panel{
      display:flex;
      align-items:center;
      gap:14px;
      padding:12px;
      border-radius:24px;
      background:rgba(251,254,252,.9);
      border:1px solid rgba(214,231,225,.9);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      padding:8px 10px;
      border-radius:18px;
    }
    .brand:hover{background:var(--soft-2)}
    .brand-mark{
      width:38px;height:38px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg,var(--primary),#1b6558);
      color:#fff;
      box-shadow:0 10px 22px rgba(15,63,55,.18);
      flex:none;
    }
    .brand-text,.footer-brand span:last-child{
      font-weight:900;
      color:var(--primary-2);
      letter-spacing:-.02em;
    }
    .nav-links{
      flex:1;
      display:flex;
      align-items:center;
      gap:8px;
      justify-content:center;
      overflow-x:auto;
      scrollbar-width:none;
      padding:2px;
    }
    .nav-links::-webkit-scrollbar{display:none}
    .nav-card{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:10px 13px;
      border-radius:16px;
      color:#31504a;
      background:rgba(242,248,245,.74);
      border:1px solid transparent;
      font-weight:750;
      font-size:14px;
      min-width:max-content;
      position:relative;
    }
    .nav-card:hover{
      background:var(--mint-soft);
      border-color:rgba(101,216,194,.4);
      transform:translateY(-2px);
      color:var(--primary-2);
    }
    .nav-card.active{
      background:#d9f5ee;
      color:var(--primary-2);
      border-color:rgba(101,216,194,.55);
    }
    .nav-card.active:after{
      content:"";
      position:absolute;
      left:18px;right:18px;bottom:5px;
      height:3px;border-radius:999px;
      background:var(--mint);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 16px;
      border-radius:var(--radius-pill);
      background:var(--primary);
      color:#fff;
      font-weight:850;
      box-shadow:0 10px 24px rgba(15,63,55,.17);
      min-width:max-content;
    }
    .nav-cta:hover{background:var(--primary-2);color:#fff;transform:translateY(-2px)}
    .status-strip{
      margin:12px 4px 0;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.7);
      border:1px solid rgba(214,231,225,.82);
      color:#49615b;
      font-size:13px;
      font-weight:650;
    }

    .page-hero{padding:46px 0 34px}
    .hero-board{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      border:1px solid rgba(214,231,225,.92);
      background:
        linear-gradient(135deg,rgba(15,63,55,.96),rgba(18,91,78,.9)),
        radial-gradient(circle at 80% 20%,rgba(101,216,194,.35),transparent 32%);
      box-shadow:var(--shadow-strong);
      color:#fff;
      min-height:460px;
    }
    .hero-board:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(90deg,transparent 0%,#000 24%,#000 100%);
      opacity:.48;
    }
    .series-tabs{
      position:relative;
      z-index:2;
      display:flex;
      gap:10px;
      align-items:center;
      padding:16px;
      border-bottom:1px solid rgba(255,255,255,.12);
      overflow-x:auto;
      scrollbar-width:none;
    }
    .series-tabs::-webkit-scrollbar{display:none}
    .series-tabs a{
      min-width:max-content;
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:rgba(255,255,255,.82);
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius-pill);
      padding:8px 13px;
      font-size:13px;
      font-weight:750;
    }
    .series-tabs a.active,.series-tabs a:hover{
      color:#06251f;
      background:var(--mint);
      border-color:var(--mint);
      transform:translateY(-1px);
    }
    .hero-content{
      position:relative;
      z-index:2;
      padding:42px;
    }
    .breadcrumb-wrap .breadcrumb{
      margin:0 0 18px;
      gap:8px;
      align-items:center;
    }
    .breadcrumb-wrap .breadcrumb-item,
    .breadcrumb-wrap .breadcrumb-item a{color:rgba(255,255,255,.76);font-size:13px;font-weight:700}
    .breadcrumb-wrap .breadcrumb-item.active{color:#fff}
    .breadcrumb-item+.breadcrumb-item::before{color:rgba(255,255,255,.48)}
    h1{
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      font-weight:900;
      letter-spacing:-.04em;
      max-width:720px;
      margin:0 0 18px;
    }
    .hero-lead{
      max-width:690px;
      color:rgba(255,255,255,.82);
      font-size:17px;
      margin:0 0 26px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
    .hero-board .btn-brand{background:#fff;color:var(--primary-2);box-shadow:0 14px 30px rgba(0,0,0,.16)}
    .hero-board .btn-brand:hover{background:#effffb;color:var(--primary-2)}
    .hero-board .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22);color:#fff}
    .hero-board .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff}
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      max-width:720px;
    }
    .hero-stat{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
    }
    .hero-stat strong{display:block;color:#fff;font-size:20px;line-height:1.2}
    .hero-stat span{font-size:13px;color:rgba(255,255,255,.7)}
    .check-panel{
      position:relative;
      z-index:2;
      height:100%;
      padding:42px 42px 42px 0;
      display:flex;
      align-items:center;
    }
    .check-card{
      width:100%;
      border-radius:26px;
      background:rgba(251,254,252,.94);
      color:var(--ink);
      padding:24px;
      border:1px solid rgba(255,255,255,.4);
      box-shadow:0 20px 46px rgba(0,0,0,.16);
    }
    .check-head{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:flex-start;
      margin-bottom:18px;
    }
    .check-head h2{font-size:20px;font-weight:900;margin:0;color:var(--primary-2)}
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:var(--radius-pill);
      padding:6px 10px;
      font-size:12px;
      font-weight:850;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .badge-mint{background:var(--mint-soft);color:var(--primary);border-color:rgba(101,216,194,.4)}
    .badge-orange{background:var(--orange-soft);color:#8a520e;border-color:rgba(243,166,74,.38)}
    .badge-gray{background:#eef5f2;color:#506761;border-color:#dbeae5}
    .check-list{display:grid;gap:12px}
    .check-item{
      display:grid;
      grid-template-columns:38px 1fr auto;
      gap:12px;
      align-items:center;
      padding:13px;
      border-radius:18px;
      background:var(--soft);
      border:1px solid rgba(214,231,225,.82);
      transition:all .22s ease;
    }
    .check-item:hover{transform:translateY(-2px);border-color:rgba(101,216,194,.7);box-shadow:0 12px 24px rgba(20,60,50,.06)}
    .check-icon{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:#fff;color:var(--primary);
      border:1px solid var(--line);
    }
    .check-item b{display:block;font-size:15px;color:var(--ink)}
    .check-item small{display:block;color:var(--muted);line-height:1.45}
    .micro-progress{height:8px;border-radius:999px;background:#e4efea;overflow:hidden;margin-top:18px}
    .micro-progress span{display:block;width:76%;height:100%;background:linear-gradient(90deg,var(--mint),var(--orange));border-radius:999px}

    .support-layout{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:start;
    }
    .support-card{
      height:100%;
      padding:24px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.82);
      border:1px solid rgba(214,231,225,.9);
      box-shadow:var(--shadow);
      transition:all .22s ease;
      position:relative;
      overflow:hidden;
    }
    .support-card:before{
      content:"";
      position:absolute;
      top:0;left:24px;right:24px;
      height:4px;
      border-radius:0 0 999px 999px;
      background:linear-gradient(90deg,var(--mint),transparent);
      opacity:.75;
    }
    .support-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-strong);border-color:rgba(101,216,194,.65)}
    .support-icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      background:var(--mint-soft);
      color:var(--primary);
      font-size:21px;
      margin-bottom:15px;
    }
    .support-card h3{font-size:19px;font-weight:900;margin:0 0 8px;color:var(--primary-2)}
    .support-card p{margin:0;color:var(--muted);font-size:15px}
    .support-meta{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .note-panel{
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg,#ffffff,#f2f9f6);
      border:1px solid rgba(214,231,225,.95);
      box-shadow:var(--shadow);
      padding:28px;
    }
    .note-row{
      display:flex;
      gap:14px;
      padding:17px 0;
      border-bottom:1px dashed rgba(15,63,55,.16);
    }
    .note-row:last-child{border-bottom:0}
    .note-num{
      width:34px;height:34px;border-radius:13px;
      background:var(--primary);
      color:#fff;
      display:grid;place-items:center;
      font-weight:900;
      flex:none;
      box-shadow:0 10px 18px rgba(15,63,55,.14);
    }
    .note-row b{display:block;color:var(--ink);margin-bottom:3px}
    .note-row span{display:block;color:var(--muted);font-size:14px;line-height:1.6}

    .compare-panel{
      border-radius:var(--radius-xl);
      border:1px solid rgba(214,231,225,.95);
      background:rgba(255,255,255,.86);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .compare-toolbar{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      padding:18px 20px;
      background:linear-gradient(90deg,#f4fbf8,#ecf8f4);
      border-bottom:1px solid rgba(214,231,225,.95);
    }
    .compare-toolbar strong{font-size:17px;color:var(--primary-2)}
    .table{margin:0;color:var(--ink);vertical-align:middle}
    .table thead th{
      background:#f6fbf8;
      color:#47615a;
      border-bottom:1px solid var(--line);
      font-size:13px;
      letter-spacing:.02em;
      padding:15px 18px;
      white-space:nowrap;
    }
    .table tbody td{
      padding:18px;
      border-color:#e3efeb;
      color:#405953;
    }
    .table tbody tr:hover{background:#fbfffd}
    .table b{color:var(--primary-2)}
    .tips-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .tip-card{
      border-radius:20px;
      border:1px solid rgba(214,231,225,.92);
      background:rgba(255,255,255,.76);
      padding:18px;
      transition:all .22s ease;
    }
    .tip-card:hover{transform:translateY(-3px);border-color:rgba(101,216,194,.72);box-shadow:var(--shadow)}
    .tip-card i{font-size:22px;color:var(--primary);display:block;margin-bottom:8px}
    .tip-card b{display:block;margin-bottom:5px;color:var(--primary-2)}
    .tip-card span{display:block;font-size:13.5px;color:var(--muted);line-height:1.55}

    .flow-strip{
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg,#102f2a,#174d43);
      color:#fff;
      padding:24px;
      box-shadow:var(--shadow-strong);
      position:relative;
      overflow:hidden;
    }
    .flow-strip:after{
      content:"";
      position:absolute;
      right:-80px;top:-110px;
      width:260px;height:260px;border-radius:50%;
      border:48px solid rgba(101,216,194,.12);
    }
    .flow-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
      margin-top:18px;
    }
    .flow-step{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
    }
    .flow-step em{
      font-style:normal;
      display:inline-grid;
      place-items:center;
      width:30px;height:30px;
      border-radius:12px;
      background:var(--mint);
      color:#08231e;
      font-weight:900;
      margin-bottom:11px;
    }
    .flow-step b{display:block;margin-bottom:5px;color:#fff}
    .flow-step span{display:block;color:rgba(255,255,255,.72);font-size:13.5px;line-height:1.55}

    .accordion{display:grid;gap:12px}
    .accordion-item{
      border:1px solid rgba(214,231,225,.92)!important;
      border-radius:20px!important;
      overflow:hidden;
      background:rgba(255,255,255,.78);
      box-shadow:0 8px 22px rgba(20,60,50,.04);
    }
    .accordion-button{
      border-radius:20px!important;
      background:transparent;
      color:var(--ink);
      font-weight:850;
      padding:18px 20px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      background:#f0faf6;
      color:var(--primary-2);
      border-left:4px solid var(--mint);
    }
    .accordion-button:focus{border-color:rgba(101,216,194,.7);box-shadow:0 0 0 .2rem rgba(101,216,194,.18)!important}
    .accordion-body{
      color:var(--muted);
      padding:0 22px 20px 24px;
      font-size:15px;
    }
    .cta-panel{
      border-radius:34px;
      background:
        radial-gradient(circle at 88% 15%,rgba(101,216,194,.25),transparent 28%),
        linear-gradient(135deg,#0f3f37,#08241f);
      color:#fff;
      padding:34px;
      box-shadow:var(--shadow-strong);
      overflow:hidden;
      position:relative;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
      background-size:42px 42px;
      opacity:.35;
    }
    .cta-content{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}
    .cta-panel h2{font-size:clamp(26px,3vw,38px);font-weight:900;margin:0 0 10px;letter-spacing:-.03em}
    .cta-panel p{margin:0;color:rgba(255,255,255,.75);max-width:650px}
    .cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
    .cta-panel .btn-brand{background:#fff;color:var(--primary-2)}
    .cta-panel .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#fff}
    .mini-search{
      margin-top:22px;
      display:flex;
      gap:10px;
      max-width:620px;
      padding:8px;
      border-radius:20px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.16);
    }
    .mini-search input{
      flex:1;
      min-width:0;
      border:0;
      outline:0;
      background:rgba(255,255,255,.94);
      border-radius:15px;
      padding:12px 14px;
      color:var(--ink);
    }
    .mini-search input:focus{box-shadow:0 0 0 3px rgba(101,216,194,.25)}
    .mini-search button{border:0}

    .site-footer{padding:30px 0 42px}
    .footer-card{
      border-radius:30px;
      background:rgba(251,254,252,.88);
      border:1px solid rgba(214,231,225,.95);
      box-shadow:var(--shadow);
      padding:28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:start;
      padding-bottom:22px;
      border-bottom:1px solid rgba(214,231,225,.9);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      margin-bottom:12px;
    }
    .footer-card p{max-width:650px;margin:0;color:var(--muted);font-size:14.5px}
    .footer-links{
      display:grid;
      grid-template-columns:repeat(2,max-content);
      gap:10px 18px;
    }
    .footer-links a{
      color:#405953;
      font-weight:750;
      font-size:14px;
      padding:6px 0;
    }
    .footer-links a:hover{color:var(--primary);transform:translateX(2px)}
    .copyright{
      padding-top:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:#657a75;
      font-size:13px;
      flex-wrap:wrap;
    }
    .back-top{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--primary);
      font-weight:800;
    }
    .back-top:hover{color:var(--primary-2);transform:translateY(-2px)}

    @media (max-width: 1024px){
      .nav-panel{flex-wrap:wrap}
      .nav-links{order:3;justify-content:flex-start;width:100%}
      .nav-cta{margin-left:auto}
      .hero-content{padding:34px}
      .check-panel{padding:0 34px 34px}
      .support-layout{grid-template-columns:1fr}
      .tips-grid,.flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width: 768px){
      .section{padding:54px 0}
      .section-tight{padding:38px 0}
      .site-header{padding-top:12px}
      .nav-panel{border-radius:20px;padding:10px}
      .brand-text{font-size:15px}
      .nav-card{font-size:13px;padding:9px 11px}
      .nav-cta{width:100%;justify-content:center}
      .status-strip{flex-wrap:nowrap;overflow-x:auto;padding-bottom:2px}
      .mini-pill{min-width:max-content}
      .page-hero{padding:28px 0}
      .hero-board{border-radius:26px}
      .series-tabs{padding:12px}
      .hero-content{padding:26px 20px}
      .hero-lead{font-size:15.5px}
      .hero-stats{grid-template-columns:1fr}
      .check-panel{padding:0 20px 24px}
      .check-card{padding:18px;border-radius:22px}
      .check-item{grid-template-columns:36px 1fr}
      .check-item .badge-soft{grid-column:2;justify-self:start}
      .section-head{display:block}
      .support-card,.note-panel{padding:20px}
      .compare-toolbar{display:block}
      .compare-toolbar .badge-soft{margin-top:10px}
      .table-responsive{border-radius:0}
      .flow-grid,.tips-grid{grid-template-columns:1fr}
      .cta-panel{padding:24px;border-radius:26px}
      .mini-search{flex-direction:column}
      .mini-search button{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{grid-template-columns:1fr}
    }
    @media (max-width: 520px){
      .container{padding-left:16px;padding-right:16px}
      h1{font-size:32px}
      .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
      .check-head{display:block}
      .check-head .badge-soft{margin-top:10px}
      .table thead th,.table tbody td{padding:14px 12px;font-size:13.5px}
      .cta-actions a{width:100%}
      .copyright{display:block}
      .back-top{margin-top:10px}
    }