/* roulang page: index */
:root{
      --color-primary:#2F1B2E;
      --color-primary-2:#2A1726;
      --color-accent:#B96F68;
      --color-accent-dark:#9C5A55;
      --color-soft:#E8CDBB;
      --color-soft-2:#DDBFAE;
      --color-bg:#F7F3EF;
      --color-bg-2:#FBF7F4;
      --color-card:#FFFFFF;
      --color-card-warm:#F0E7E1;
      --color-text:#1E171B;
      --color-muted:#6F6368;
      --color-line:rgba(47,27,46,.12);
      --color-line-strong:rgba(47,27,46,.22);
      --shadow-soft:0 20px 60px rgba(47,27,46,.08);
      --shadow-hover:0 26px 76px rgba(47,27,46,.13);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:16px;
      --container:1220px;
      --nav-height:78px;
      --ease:ease-out;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 12% 6%, rgba(232,205,187,.48), transparent 36%),
        radial-gradient(circle at 82% 0%, rgba(185,111,104,.12), transparent 34%),
        linear-gradient(180deg,#F8F3EF 0%,#F7F3EF 42%,#FBF7F4 100%);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }

    a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(185,111,104,.22);color:var(--color-primary)}
    .container-fluid.site-container,
    .site-container{
      width:min(100% - 32px,var(--container));
      margin-inline:auto;
    }

    .skip-link{
      position:absolute;
      top:-48px;
      left:20px;
      z-index:9999;
      background:var(--color-primary);
      color:#fff;
      padding:10px 16px;
      border-radius:999px;
    }
    .skip-link:focus{top:16px;outline:3px solid rgba(185,111,104,.35)}

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:saturate(160%) blur(18px);
      background:rgba(247,243,239,.84);
      border-bottom:1px solid var(--color-line);
    }
    .navbar{
      min-height:var(--nav-height);
      padding:10px 0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      max-width:330px;
      white-space:normal;
      color:var(--color-primary);
      font-weight:800;
      letter-spacing:-.02em;
      line-height:1.18;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      flex:0 0 38px;
      background:
        linear-gradient(135deg,var(--color-primary),#5A344F 55%,var(--color-accent));
      box-shadow:0 12px 28px rgba(47,27,46,.18);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:8px;
      border:1px solid rgba(255,255,255,.5);
      border-radius:11px;
      transform:rotate(8deg);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:10px;
      height:10px;
      right:9px;
      top:9px;
      border-radius:50%;
      background:var(--color-soft);
    }
    .brand-text{
      font-size:15px;
    }
    .brand-sub{
      display:block;
      margin-top:2px;
      font-size:12px;
      color:var(--color-muted);
      font-weight:600;
      letter-spacing:0;
    }
    .navbar-toggler{
      border:1px solid var(--color-line);
      border-radius:16px;
      padding:10px 12px;
      box-shadow:none!important;
      background:#fff;
    }
    .navbar-toggler:focus{outline:3px solid rgba(185,111,104,.22)}
    .navbar-toggler-icon{
      width:1.2em;
      height:1.2em;
      filter:sepia(1) saturate(.8) hue-rotate(260deg);
    }
    .nav-shell{
      display:flex;
      align-items:center;
      gap:16px;
      width:100%;
    }
    .navbar-nav{
      gap:4px;
      align-items:center;
    }
    .nav-link{
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
      padding:10px 13px!important;
      border-radius:999px;
      position:relative;
    }
    .nav-link:hover,
    .nav-link:focus{
      color:var(--color-primary);
      background:rgba(232,205,187,.32);
    }
    .nav-link.active{
      color:#fff!important;
      background:var(--color-primary);
      box-shadow:0 12px 28px rgba(47,27,46,.14);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .command-search{
      width:284px;
      display:flex;
      align-items:center;
      gap:9px;
      min-height:44px;
      padding:0 13px;
      border:1px solid var(--color-line);
      border-radius:999px;
      background:rgba(255,255,255,.72);
      box-shadow:0 8px 26px rgba(47,27,46,.04);
      transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
    }
    .command-search:focus-within{
      border-color:rgba(185,111,104,.72);
      background:#fff;
      box-shadow:0 0 0 5px rgba(185,111,104,.12),0 14px 32px rgba(47,27,46,.08);
    }
    .search-icon{
      width:18px;
      height:18px;
      border:2px solid var(--color-muted);
      border-radius:50%;
      position:relative;
      flex:0 0 18px;
      opacity:.72;
    }
    .search-icon:after{
      content:"";
      position:absolute;
      width:7px;
      height:2px;
      background:var(--color-muted);
      right:-5px;
      bottom:-2px;
      transform:rotate(45deg);
      border-radius:2px;
    }
    .command-search input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--color-text);
      font-size:13px;
      min-width:0;
    }
    .command-search input::placeholder{color:#8A7D83}
    .quick-link{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 14px;
      border:1px solid var(--color-line);
      border-radius:999px;
      color:var(--color-primary);
      background:rgba(255,255,255,.55);
      font-size:13px;
      font-weight:800;
    }
    .quick-link:hover{
      border-color:rgba(185,111,104,.55);
      color:var(--color-accent-dark);
      transform:translateY(-1px);
    }

    .btn-brand,
    .btn-ghost,
    .btn-soft{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:12px 20px;
      font-size:14px;
      font-weight:800;
      border:1px solid transparent;
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
      cursor:pointer;
    }
    .btn-brand{
      color:#fff;
      background:var(--color-primary);
      box-shadow:0 16px 38px rgba(47,27,46,.18);
    }
    .btn-brand:hover,
    .btn-brand:focus{
      color:#fff;
      background:var(--color-accent);
      transform:translateY(-2px);
      box-shadow:0 20px 48px rgba(185,111,104,.24);
    }
    .btn-ghost{
      color:var(--color-primary);
      background:rgba(255,255,255,.72);
      border-color:var(--color-line);
    }
    .btn-ghost:hover,
    .btn-ghost:focus{
      color:var(--color-primary);
      border-color:rgba(185,111,104,.58);
      background:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 36px rgba(47,27,46,.08);
    }
    .btn-soft{
      color:var(--color-primary);
      background:var(--color-soft);
      border-color:rgba(255,255,255,.2);
    }
    .btn-soft:hover{
      color:#fff;
      background:var(--color-accent);
      transform:translateY(-2px);
    }
    .btn-brand:focus-visible,
    .btn-ghost:focus-visible,
    .btn-soft:focus-visible,
    .form-control:focus,
    .form-select:focus{
      outline:0;
      box-shadow:0 0 0 5px rgba(185,111,104,.14);
      border-color:rgba(185,111,104,.8);
    }

    .section{
      padding:104px 0;
      position:relative;
    }
    .section-sm{padding:76px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--color-primary);
      background:rgba(232,205,187,.46);
      border:1px solid rgba(47,27,46,.08);
      font-size:13px;
      font-weight:800;
      line-height:1.2;
    }
    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(185,111,104,.12);
    }
    .section-title{
      max-width:820px;
      margin-bottom:38px;
    }
    .section-title.center{
      text-align:center;
      margin-inline:auto;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(40px,6.2vw,74px);
      line-height:1.06;
      letter-spacing:-.055em;
      font-weight:800;
      margin:20px 0 22px;
      color:var(--color-primary);
    }
    h1 span,
    h2 span{color:var(--color-accent)}
    h2{
      font-size:clamp(32px,4vw,46px);
      line-height:1.15;
      letter-spacing:-.035em;
      font-weight:800;
      color:var(--color-primary);
      margin-bottom:14px;
    }
    h3{
      font-size:clamp(20px,2vw,25px);
      line-height:1.24;
      font-weight:800;
      color:var(--color-primary);
      margin-bottom:10px;
      letter-spacing:-.018em;
    }
    .lead{
      font-size:clamp(17px,1.55vw,19px);
      line-height:1.85;
      color:var(--color-muted);
    }
    .muted{color:var(--color-muted)}
    .mini-text{font-size:13px;line-height:1.65;color:var(--color-muted)}
    .hero{
      padding:78px 0 56px;
      position:relative;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      width:620px;
      height:620px;
      border-radius:50%;
      right:-240px;
      top:-170px;
      background:radial-gradient(circle,rgba(232,205,187,.62),rgba(232,205,187,0) 68%);
      pointer-events:none;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--color-line),transparent);
    }
    .hero-copy{position:relative;z-index:1}
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin:30px 0 26px;
    }
    .trust-points{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:24px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:38px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      color:var(--color-primary);
      border:1px solid var(--color-line);
      font-size:13px;
      font-weight:800;
      box-shadow:0 10px 24px rgba(47,27,46,.04);
    }
    .trust-pill:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-accent);
    }

    .visual-board{
      position:relative;
      min-height:570px;
      border-radius:44px;
      padding:26px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.84),rgba(240,231,225,.94)),
        radial-gradient(circle at 80% 20%,rgba(185,111,104,.2),transparent 34%);
      border:1px solid rgba(47,27,46,.1);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .visual-board:before{
      content:"";
      position:absolute;
      inset:24px;
      border-radius:34px;
      border:1px dashed rgba(47,27,46,.12);
      pointer-events:none;
    }
    .visual-top{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:flex-start;
      position:relative;
      z-index:1;
    }
    .issue-no{
      font-size:78px;
      line-height:.9;
      font-weight:800;
      letter-spacing:-.08em;
      color:rgba(47,27,46,.12);
    }
    .vertical-label{
      writing-mode:vertical-rl;
      letter-spacing:.18em;
      color:var(--color-accent-dark);
      font-size:12px;
      font-weight:900;
      padding:8px 0;
    }
    .panel-card{
      position:absolute;
      z-index:2;
      background:rgba(255,255,255,.9);
      border:1px solid var(--color-line);
      border-radius:28px;
      box-shadow:0 18px 52px rgba(47,27,46,.09);
      padding:20px;
    }
    .panel-grade{
      left:28px;
      top:132px;
      width:58%;
    }
    .panel-safe{
      right:26px;
      top:230px;
      width:43%;
      background:var(--color-primary);
      color:#fff;
      border-color:rgba(255,255,255,.12);
    }
    .panel-tags{
      left:42px;
      bottom:34px;
      width:78%;
      background:rgba(251,247,244,.92);
    }
    .panel-card h3{
      font-size:20px;
      margin-bottom:8px;
    }
    .panel-safe h3{color:#fff}
    .panel-safe .mini-text{color:rgba(255,255,255,.74)}
    .grade-list{
      display:grid;
      gap:10px;
      margin-top:16px;
    }
    .grade-item{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      padding:11px 12px;
      border-radius:16px;
      background:rgba(247,243,239,.86);
      color:var(--color-primary);
      font-size:13px;
      font-weight:800;
    }
    .grade-item small{
      color:var(--color-muted);
      font-weight:700;
    }
    .security-meter{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.18);
      overflow:hidden;
      margin:17px 0 12px;
    }
    .security-meter span{
      display:block;
      width:86%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--color-soft),var(--color-accent));
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:30px;
      padding:6px 10px;
      border-radius:999px;
      color:var(--color-primary);
      background:#fff;
      border:1px solid var(--color-line);
      font-size:12px;
      font-weight:800;
    }

    .trust-strip{
      padding:18px 0;
      border-block:1px solid var(--color-line);
      background:rgba(255,255,255,.45);
    }
    .trust-strip-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
    }
    .strip-item{
      display:flex;
      align-items:center;
      gap:12px;
      min-height:76px;
      padding:14px 16px;
      border-radius:22px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(47,27,46,.08);
    }
    .strip-icon{
      width:36px;
      height:36px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--color-primary);
      color:var(--color-soft);
      font-weight:900;
      flex:0 0 36px;
    }
    .strip-item strong{display:block;color:var(--color-primary);line-height:1.35}
    .strip-item span{display:block;font-size:12px;color:var(--color-muted);line-height:1.4;margin-top:2px}

    .feature-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .85fr;
      grid-auto-rows:minmax(210px,auto);
      gap:18px;
    }
    .feature-card,
    .case-card,
    .plan-card,
    .category-card{
      background:var(--color-card);
      border:1px solid var(--color-line);
      border-radius:var(--radius-lg);
      padding:26px;
      box-shadow:0 10px 32px rgba(47,27,46,.045);
      transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .feature-card:hover,
    .case-card:hover,
    .plan-card:hover,
    .category-card:hover{
      transform:translateY(-4px);
      border-color:rgba(185,111,104,.55);
      box-shadow:var(--shadow-hover);
    }
    .feature-card.large{
      grid-row:span 2;
      background:
        linear-gradient(145deg,#fff 0%,#FBF7F4 54%,#F0E7E1 100%);
      padding:34px;
    }
    .feature-card.wide{
      grid-column:span 2;
      background:var(--color-primary);
      color:#fff;
    }
    .feature-card.wide h3{color:#fff}
    .feature-card.wide .muted{color:rgba(255,255,255,.72)}
    .card-no{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:15px;
      background:rgba(232,205,187,.54);
      color:var(--color-primary);
      font-size:13px;
      font-weight:900;
      margin-bottom:18px;
    }
    .feature-card.wide .card-no{background:rgba(255,255,255,.12);color:var(--color-soft)}
    .arrow-mark{
      position:absolute;
      right:24px;
      bottom:22px;
      width:42px;
      height:42px;
      border-radius:50%;
      border:1px solid var(--color-line);
      display:grid;
      place-items:center;
      color:var(--color-accent-dark);
      font-weight:900;
      transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
    }
    .feature-card:hover .arrow-mark,
    .category-card:hover .arrow-mark{
      transform:translateX(3px);
      background:var(--color-accent);
      color:#fff;
      border-color:var(--color-accent);
    }
    .feature-list{
      list-style:none;
      padding:0;
      margin:22px 0 0;
      display:grid;
      gap:12px;
    }
    .feature-list li{
      display:flex;
      gap:10px;
      color:var(--color-muted);
    }
    .feature-list li:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      margin-top:10px;
      flex:0 0 8px;
    }

    .category-entry-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:28px;
    }
    .category-card{
      min-height:260px;
      background:linear-gradient(180deg,#fff,#FBF7F4);
    }
    .category-card .tag{margin-bottom:18px}
    .category-card p{margin-bottom:44px;color:var(--color-muted)}
    .category-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary);
      font-weight:900;
      position:absolute;
      left:26px;
      bottom:24px;
    }

    .masonry-wrap{
      columns:3 280px;
      column-gap:18px;
    }
    .case-card{
      break-inside:avoid;
      margin:0 0 18px;
      display:inline-block;
      width:100%;
      padding:24px;
      background:linear-gradient(180deg,#fff,#FBF7F4);
    }
    .case-card.tall{padding-bottom:58px}
    .case-card.dark{
      background:var(--color-primary);
      color:#fff;
    }
    .case-card.dark h3{color:#fff}
    .case-card.dark .muted,
    .case-card.dark .mini-text{color:rgba(255,255,255,.72)}
    .case-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(232,205,187,.48);
      color:var(--color-primary);
      font-size:12px;
      font-weight:900;
      margin-bottom:16px;
    }
    .case-card.dark .case-badge{
      background:rgba(255,255,255,.12);
      color:var(--color-soft);
    }
    .case-metric{
      margin-top:20px;
      padding-top:18px;
      border-top:1px solid var(--color-line);
      display:flex;
      justify-content:space-between;
      gap:12px;
      color:var(--color-muted);
      font-size:13px;
      font-weight:800;
    }
    .case-card.dark .case-metric{border-color:rgba(255,255,255,.14);color:rgba(255,255,255,.72)}
    .metric-number{
      color:var(--color-accent);
      font-size:24px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.04em;
    }

    .comparison{
      border-radius:44px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(47,27,46,.98),rgba(59,34,55,.96)),
        radial-gradient(circle at 80% 10%,rgba(185,111,104,.36),transparent 34%);
      color:#fff;
      overflow:hidden;
      position:relative;
    }
    .comparison h2,
    .comparison h3{color:#fff}
    .comparison .lead,
    .comparison .muted{color:rgba(255,255,255,.72)}
    .plans-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:34px;
    }
    .plan-card{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
      color:#fff;
      box-shadow:none;
    }
    .plan-card.recommended{
      background:#fff;
      color:var(--color-text);
      border-color:rgba(185,111,104,.72);
      transform:translateY(-8px);
    }
    .plan-card.recommended h3{color:var(--color-primary)}
    .plan-card .muted{color:rgba(255,255,255,.72)}
    .plan-card.recommended .muted{color:var(--color-muted)}
    .plan-label{
      display:inline-flex;
      padding:7px 11px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      background:rgba(232,205,187,.16);
      color:var(--color-soft);
      margin-bottom:16px;
    }
    .plan-card.recommended .plan-label{
      background:rgba(185,111,104,.12);
      color:var(--color-accent-dark);
    }
    .plan-list{
      list-style:none;
      padding:0;
      margin:20px 0 24px;
      display:grid;
      gap:10px;
    }
    .plan-list li{
      display:flex;
      gap:10px;
      font-size:14px;
      color:rgba(255,255,255,.78);
    }
    .plan-card.recommended .plan-list li{color:var(--color-muted)}
    .plan-list li:before{
      content:"✓";
      color:var(--color-soft);
      font-weight:900;
    }
    .plan-card.recommended .plan-list li:before{color:var(--color-accent)}

    .faq-section{
      background:linear-gradient(180deg,rgba(255,255,255,.42),rgba(240,231,225,.34));
      border-block:1px solid var(--color-line);
    }
    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--color-line)!important;
      border-radius:24px!important;
      overflow:hidden;
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 28px rgba(47,27,46,.04);
    }
    .accordion-button{
      background:transparent!important;
      color:var(--color-primary)!important;
      box-shadow:none!important;
      font-weight:900;
      font-size:17px;
      padding:20px 22px;
      border-radius:24px!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-accent-dark)!important;
    }
    .accordion-button:focus{
      box-shadow:0 0 0 5px rgba(185,111,104,.12)!important;
      border-color:transparent!important;
    }
    .accordion-button::after{
      width:28px;
      height:28px;
      border-radius:50%;
      background-color:rgba(232,205,187,.44);
      background-size:14px;
      background-position:center;
      padding:6px;
    }
    .accordion-body{
      padding:0 22px 22px;
      color:var(--color-muted);
      line-height:1.85;
    }

    .contact-cta{
      position:relative;
      overflow:hidden;
      border-radius:46px;
      background:
        radial-gradient(circle at 16% 20%,rgba(232,205,187,.24),transparent 32%),
        linear-gradient(135deg,var(--color-primary),#3A2036 72%,#4B2A43);
      color:#fff;
      padding:42px;
      box-shadow:var(--shadow-soft);
    }
    .contact-cta:before{
      content:"";
      position:absolute;
      inset:22px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:34px;
      pointer-events:none;
    }
    .contact-cta h2{color:#fff}
    .contact-cta .lead,
    .contact-cta .muted{color:rgba(255,255,255,.74)}
    .contact-form{
      position:relative;
      z-index:1;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      border-radius:30px;
      padding:22px;
    }
    .form-label{
      color:rgba(255,255,255,.82);
      font-size:13px;
      font-weight:800;
      margin-bottom:8px;
    }
    .form-control,
    .form-select{
      min-height:50px;
      border-radius:18px;
      border:1px solid rgba(47,27,46,.12);
      background:rgba(255,255,255,.92);
      color:var(--color-text);
      padding:12px 15px;
    }
    textarea.form-control{min-height:118px;resize:vertical}
    .form-control::placeholder{color:#96898E}

    .site-footer{
      padding:72px 0 28px;
      background:#21151F;
      color:rgba(255,255,255,.72);
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.3fr .8fr .8fr 1fr;
      gap:28px;
      padding-bottom:38px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#fff;
      font-weight:900;
      line-height:1.25;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{
      box-shadow:none;
      background:linear-gradient(135deg,var(--color-soft),var(--color-accent));
    }
    .footer-title{
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,255,255,.66);
      font-size:14px;
    }
    .footer-links a:hover{
      color:var(--color-soft);
      padding-left:3px;
    }
    .footer-note{
      padding:16px;
      border-radius:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      font-size:13px;
      line-height:1.75;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:24px;
      font-size:13px;
      color:rgba(255,255,255,.52);
    }

    @media (max-width:1199.98px){
      .command-search{width:220px}
      .quick-link{display:none}
      .feature-grid{grid-template-columns:1fr 1fr}
      .feature-card.large{grid-row:auto}
      .feature-card.wide{grid-column:span 2}
    }
    @media (max-width:991.98px){
      :root{--nav-height:70px}
      .site-container{width:min(100% - 26px,var(--container))}
      .navbar-collapse{
        margin-top:12px;
        padding:16px;
        border:1px solid var(--color-line);
        border-radius:28px;
        background:rgba(255,255,255,.94);
        box-shadow:var(--shadow-soft);
      }
      .nav-shell{
        align-items:stretch;
        flex-direction:column;
      }
      .navbar-nav{align-items:stretch}
      .nav-link{padding:12px 14px!important}
      .nav-actions{
        margin-left:0;
        flex-direction:column;
        align-items:stretch;
      }
      .command-search{width:100%}
      .quick-link{display:inline-flex}
      .nav-actions .btn-brand{width:100%}
      .hero{padding-top:50px}
      .visual-board{min-height:520px;margin-top:34px}
      .trust-strip-grid{grid-template-columns:repeat(2,1fr)}
      .category-entry-grid{grid-template-columns:1fr}
      .plans-grid{grid-template-columns:1fr}
      .plan-card.recommended{transform:none}
      .footer-top{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767.98px){
      .section{padding:72px 0}
      .section-sm{padding:56px 0}
      h1{font-size:clamp(36px,10vw,46px)}
      h2{font-size:clamp(30px,8vw,38px)}
      .hero-actions{flex-direction:column}
      .hero-actions .btn-brand,
      .hero-actions .btn-ghost{width:100%}
      .visual-board{
        border-radius:32px;
        padding:18px;
        min-height:600px;
      }
      .issue-no{font-size:56px}
      .panel-card{border-radius:22px;padding:17px}
      .panel-grade{left:18px;right:18px;top:108px;width:auto}
      .panel-safe{left:34px;right:18px;top:318px;width:auto}
      .panel-tags{left:18px;right:18px;bottom:18px;width:auto}
      .trust-strip-grid{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr}
      .feature-card.wide{grid-column:auto}
      .feature-card,.case-card,.plan-card,.category-card{border-radius:24px;padding:22px}
      .masonry-wrap{columns:1}
      .comparison{border-radius:32px;padding:24px}
      .contact-cta{border-radius:32px;padding:26px}
      .contact-form{border-radius:24px;padding:18px}
      .footer-top{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 22px,var(--container))}
      .navbar-brand{max-width:250px}
      .brand-text{font-size:13px}
      .brand-sub{font-size:11px}
      .eyebrow{font-size:12px}
      .trust-points{display:grid;grid-template-columns:1fr}
      .visual-board{min-height:650px}
      .panel-safe{top:342px}
      .footer-bottom{display:grid}
    }
    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{
        animation-duration:.01ms!important;
        animation-iteration-count:1!important;
        scroll-behavior:auto!important;
        transition-duration:.01ms!important;
      }
    }

/* roulang page: category1 */
:root{
      --color-primary:#2F1B2E;
      --color-primary-2:#2A1726;
      --color-accent:#B96F68;
      --color-accent-soft:#E8CDBB;
      --color-bg:#F7F3EF;
      --color-bg-2:#FBF7F4;
      --color-card:#FFFFFF;
      --color-card-alt:#F0E7E1;
      --color-text:#1E171B;
      --color-muted:#6F6368;
      --color-border:rgba(47,27,46,.12);
      --color-border-strong:rgba(185,111,104,.42);
      --shadow-soft:0 20px 60px rgba(47,27,46,.08);
      --shadow-hover:0 28px 76px rgba(47,27,46,.14);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:16px;
      --container:1220px;
      --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      --ease:all .24s ease-out;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font-sans);
      color:var(--color-text);
      background:
        radial-gradient(circle at 8% 4%, rgba(232,205,187,.58), transparent 32%),
        radial-gradient(circle at 92% 12%, rgba(185,111,104,.14), transparent 34%),
        linear-gradient(180deg, #F7F3EF 0%, #FBF7F4 46%, #F7F3EF 100%);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }

    a{
      color:inherit;
      text-decoration:none;
      transition:var(--ease);
    }
    a:hover{color:var(--color-accent)}
    img{max-width:100%;display:block}
    button,input,textarea{font-family:inherit}
    ::selection{background:rgba(185,111,104,.22);color:var(--color-primary)}

    .site-container{
      width:min(calc(100% - 40px), var(--container));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(247,243,239,.88);
      backdrop-filter:blur(16px);
      border-bottom:1px solid var(--color-border);
    }
    .site-header .navbar{
      min-height:78px;
      padding:0;
    }
    .site-header .site-container{
      display:flex;
      align-items:center;
      gap:22px;
      width:min(calc(100% - 40px), var(--container));
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      padding:0;
      margin:0;
      color:var(--color-primary);
      font-weight:800;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:38px;
      height:38px;
      flex:0 0 38px;
      border-radius:14px;
      display:inline-block;
      background:
        linear-gradient(135deg, var(--color-primary) 0%, #5B304E 52%, var(--color-accent) 100%);
      position:relative;
      box-shadow:0 12px 32px rgba(47,27,46,.18);
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:9px 11px;
      border-radius:999px;
      border:2px solid rgba(255,255,255,.72);
      transform:rotate(-28deg);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      font-size:15px;
      line-height:1.15;
      white-space:nowrap;
    }
    .brand-sub{
      margin-top:3px;
      font-size:11px;
      font-weight:600;
      color:var(--color-muted);
      letter-spacing:.08em;
    }
    .navbar-toggler{
      width:46px;
      height:46px;
      border-radius:16px;
      border:1px solid var(--color-border);
      background:#fff;
      box-shadow:0 10px 28px rgba(47,27,46,.06);
    }
    .navbar-toggler:focus{
      box-shadow:0 0 0 4px rgba(185,111,104,.16);
    }
    .navbar-toggler-icon{
      width:1.25em;
      height:1.25em;
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2847, 27, 46, 0.86%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M5 8h20M5 15h20M5 22h20'/%3e%3c/svg%3e");
    }
    .navbar-collapse{
      flex-grow:1;
    }
    .nav-shell{
      display:flex;
      align-items:center;
      width:100%;
      gap:20px;
    }
    .navbar-nav{
      align-items:center;
      gap:4px;
      padding:8px;
      border:1px solid var(--color-border);
      border-radius:999px;
      background:rgba(255,255,255,.64);
    }
    .navbar-nav .nav-link{
      padding:9px 14px;
      border-radius:999px;
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
      line-height:1;
    }
    .navbar-nav .nav-link:hover{
      color:var(--color-primary);
      background:rgba(232,205,187,.34);
    }
    .navbar-nav .nav-link.active{
      color:#fff;
      background:var(--color-primary);
      box-shadow:0 10px 24px rgba(47,27,46,.16);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .command-search{
      height:44px;
      width:260px;
      display:flex;
      align-items:center;
      gap:9px;
      padding:0 15px;
      border-radius:999px;
      border:1px solid var(--color-border);
      background:#fff;
      color:var(--color-muted);
      transition:var(--ease);
      cursor:text;
    }
    .command-search:focus-within{
      border-color:var(--color-border-strong);
      box-shadow:0 0 0 5px rgba(185,111,104,.12);
    }
    .search-icon{
      width:15px;
      height:15px;
      flex:0 0 15px;
      border:2px solid rgba(47,27,46,.46);
      border-radius:999px;
      position:relative;
    }
    .search-icon::after{
      content:"";
      width:7px;
      height:2px;
      background:rgba(47,27,46,.46);
      position:absolute;
      right:-6px;
      bottom:-4px;
      transform:rotate(45deg);
      border-radius:99px;
    }
    .command-search input{
      min-width:0;
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      font-size:13px;
      color:var(--color-text);
    }
    .command-search input::placeholder{color:rgba(111,99,104,.72)}
    .quick-link{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 14px;
      border-radius:999px;
      color:var(--color-primary);
      font-size:13px;
      font-weight:800;
      background:rgba(232,205,187,.38);
      border:1px solid transparent;
    }
    .quick-link:hover{
      border-color:var(--color-border-strong);
      background:#fff;
    }
    .btn-brand,
    .btn-ghost,
    .btn-light-line{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:0 22px;
      border:1px solid transparent;
      font-weight:800;
      font-size:14px;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-brand{
      color:#fff;
      background:var(--color-primary);
      box-shadow:0 16px 36px rgba(47,27,46,.18);
    }
    .btn-brand:hover{
      color:#fff;
      background:var(--color-accent);
      transform:translateY(-2px);
      box-shadow:0 20px 42px rgba(185,111,104,.25);
    }
    .btn-ghost{
      color:var(--color-primary);
      background:#fff;
      border-color:var(--color-border);
    }
    .btn-ghost:hover{
      color:var(--color-primary);
      border-color:var(--color-border-strong);
      transform:translateY(-2px);
      box-shadow:0 14px 34px rgba(47,27,46,.08);
    }
    .btn-light-line{
      color:#fff;
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.22);
    }
    .btn-light-line:hover{
      color:var(--color-primary);
      background:var(--color-accent-soft);
      border-color:var(--color-accent-soft);
      transform:translateY(-2px);
    }

    main{overflow:hidden}
    .section{
      padding:104px 0;
      position:relative;
    }
    .section-tight{padding:78px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 13px;
      border-radius:999px;
      background:rgba(232,205,187,.42);
      color:var(--color-primary);
      border:1px solid rgba(47,27,46,.08);
      font-size:13px;
      font-weight:800;
      letter-spacing:.03em;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(185,111,104,.12);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin:20px 0 22px;
      font-size:clamp(38px, 6.3vw, 72px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:800;
      color:var(--color-primary-2);
    }
    h1 .soft{
      color:var(--color-accent);
      position:relative;
      white-space:nowrap;
    }
    h2{
      margin:0 0 16px;
      font-size:clamp(30px, 4.2vw, 46px);
      line-height:1.16;
      letter-spacing:-.04em;
      font-weight:800;
      color:var(--color-primary-2);
    }
    h3{
      margin:0 0 10px;
      font-size:clamp(20px, 2.2vw, 25px);
      line-height:1.28;
      font-weight:800;
      letter-spacing:-.02em;
      color:var(--color-primary-2);
    }
    .lead{
      max-width:760px;
      color:var(--color-muted);
      font-size:18px;
      line-height:1.8;
    }
    .section-head{
      max-width:780px;
      margin-bottom:40px;
    }
    .section-head.center{
      text-align:center;
      margin-left:auto;
      margin-right:auto;
    }
    .text-muted-custom{color:var(--color-muted)}
    .mini-text{
      color:rgba(111,99,104,.9);
      font-size:14px;
      line-height:1.72;
      margin-bottom:0;
    }

    .hero-standard{
      padding:96px 0 70px;
    }
    .hero-frame{
      position:relative;
      border:1px solid var(--color-border);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(120deg, rgba(255,255,255,.86), rgba(251,247,244,.76)),
        radial-gradient(circle at 92% 12%, rgba(185,111,104,.16), transparent 38%);
      box-shadow:var(--shadow-soft);
      padding:50px;
      overflow:hidden;
    }
    .hero-frame::before{
      content:"01";
      position:absolute;
      right:34px;
      top:12px;
      font-size:148px;
      line-height:1;
      font-weight:800;
      letter-spacing:-.08em;
      color:rgba(47,27,46,.045);
      pointer-events:none;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:30px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--color-border);
      color:var(--color-primary);
      font-size:13px;
      font-weight:800;
    }
    .trust-pill span{
      width:8px;
      height:8px;
      border-radius:99px;
      background:var(--color-accent);
    }

    .process-panel{
      position:relative;
      z-index:1;
      padding:28px;
      border-radius:32px;
      background:var(--color-primary);
      color:#fff;
      box-shadow:0 24px 70px rgba(47,27,46,.20);
    }
    .process-panel-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-bottom:20px;
      padding-bottom:18px;
      border-bottom:1px solid rgba(255,255,255,.14);
    }
    .process-panel-title strong{
      font-size:20px;
      letter-spacing:-.02em;
    }
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      border-radius:999px;
      color:var(--color-primary);
      background:var(--color-accent-soft);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .status-badge::before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:#4C7A4D;
    }
    .number-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .number-list li{
      display:grid;
      grid-template-columns:42px 1fr;
      gap:12px;
      align-items:start;
      padding:15px;
      border-radius:20px;
      background:rgba(255,255,255,.075);
      border:1px solid rgba(255,255,255,.10);
    }
    .number-list b{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      color:var(--color-primary);
      background:var(--color-accent-soft);
      font-size:14px;
    }
    .number-list strong{
      display:block;
      margin-bottom:3px;
      font-size:15px;
    }
    .number-list span{
      display:block;
      color:rgba(255,255,255,.68);
      font-size:13px;
      line-height:1.6;
    }

    .rule-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .rule-card{
      position:relative;
      min-height:230px;
      padding:28px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 16px 46px rgba(47,27,46,.055);
      transition:var(--ease);
      overflow:hidden;
    }
    .rule-card:hover{
      transform:translateY(-4px);
      border-color:var(--color-border-strong);
      box-shadow:var(--shadow-hover);
    }
    .rule-card.large{
      grid-row:span 2;
      min-height:482px;
      background:
        radial-gradient(circle at 82% 18%, rgba(232,205,187,.62), transparent 34%),
        #fff;
    }
    .rule-card .num{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:16px;
      background:var(--color-bg-2);
      border:1px solid var(--color-border);
      color:var(--color-accent);
      font-weight:900;
      margin-bottom:24px;
    }
    .rule-card p{
      color:var(--color-muted);
      margin-bottom:0;
    }
    .rule-list{
      margin:26px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:13px;
    }
    .rule-list li{
      display:flex;
      gap:11px;
      align-items:flex-start;
      padding:14px 0;
      border-bottom:1px solid rgba(47,27,46,.08);
      color:var(--color-muted);
    }
    .rule-list li:last-child{border-bottom:0}
    .rule-list li::before{
      content:"";
      width:9px;
      height:9px;
      flex:0 0 9px;
      margin-top:9px;
      border-radius:99px;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(185,111,104,.10);
    }

    .flow-wrap{
      border-radius:var(--radius-xl);
      background:var(--color-primary);
      color:#fff;
      padding:34px;
      box-shadow:0 28px 80px rgba(47,27,46,.16);
      overflow:hidden;
      position:relative;
    }
    .flow-wrap::after{
      content:"";
      position:absolute;
      right:-70px;
      top:-90px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:rgba(232,205,187,.12);
    }
    .flow-head{
      position:relative;
      z-index:1;
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
      padding-bottom:26px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .flow-head h2{color:#fff}
    .flow-head p{
      max-width:470px;
      color:rgba(255,255,255,.66);
      margin:0;
    }
    .flow-line{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(5, 1fr);
      gap:14px;
    }
    .flow-step{
      position:relative;
      min-height:190px;
      padding:20px;
      border-radius:24px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
      transition:var(--ease);
    }
    .flow-step:hover{
      transform:translateY(-4px);
      background:rgba(255,255,255,.12);
      border-color:rgba(232,205,187,.46);
    }
    .flow-step b{
      display:inline-flex;
      width:42px;
      height:42px;
      align-items:center;
      justify-content:center;
      border-radius:15px;
      color:var(--color-primary);
      background:var(--color-accent-soft);
      margin-bottom:22px;
    }
    .flow-step h3{
      color:#fff;
      font-size:19px;
      margin-bottom:8px;
    }
    .flow-step p{
      margin:0;
      color:rgba(255,255,255,.68);
      font-size:14px;
      line-height:1.65;
    }

    .matrix-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .matrix-card{
      padding:30px;
      border-radius:var(--radius-lg);
      border:1px solid var(--color-border);
      background:rgba(255,255,255,.82);
      box-shadow:0 18px 50px rgba(47,27,46,.06);
      transition:var(--ease);
    }
    .matrix-card:hover{
      transform:translateY(-4px);
      border-color:var(--color-border-strong);
      box-shadow:var(--shadow-hover);
    }
    .matrix-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:20px;
      margin-bottom:18px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:30px;
      padding:5px 11px;
      border-radius:999px;
      background:rgba(232,205,187,.45);
      color:var(--color-primary);
      border:1px solid rgba(47,27,46,.08);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .matrix-card p{
      color:var(--color-muted);
      margin-bottom:18px;
    }
    .check-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--color-text);
      font-size:15px;
    }
    .check-list li::before{
      content:"✓";
      width:22px;
      height:22px;
      flex:0 0 22px;
      display:inline-grid;
      place-items:center;
      border-radius:50%;
      background:rgba(185,111,104,.14);
      color:var(--color-accent);
      font-weight:900;
      font-size:13px;
      margin-top:2px;
    }

    .notice-band{
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(232,205,187,.42), rgba(255,255,255,.86)),
        #fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
    }
    .notice-grid{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:28px;
      align-items:center;
    }
    .notice-title{
      padding-right:28px;
      border-right:1px solid var(--color-border);
    }
    .notice-title h2{
      font-size:clamp(28px, 3.6vw, 42px);
    }
    .notice-points{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:14px;
    }
    .notice-point{
      padding:18px;
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(47,27,46,.08);
    }
    .notice-point strong{
      display:block;
      margin-bottom:6px;
      color:var(--color-primary);
      font-weight:900;
    }
    .notice-point span{
      display:block;
      color:var(--color-muted);
      font-size:13px;
      line-height:1.6;
    }

    .faq-section{
      background:
        radial-gradient(circle at 20% 8%, rgba(232,205,187,.46), transparent 28%),
        rgba(255,255,255,.38);
    }
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid var(--color-border)!important;
      border-radius:24px!important;
      background:#fff;
      overflow:hidden;
      box-shadow:0 12px 34px rgba(47,27,46,.045);
    }
    .accordion-button{
      padding:22px 24px;
      color:var(--color-primary);
      background:#fff;
      font-weight:900;
      font-size:16px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-primary);
      background:rgba(232,205,187,.22);
    }
    .accordion-button::after{
      width:34px;
      height:34px;
      border-radius:50%;
      background-color:rgba(47,27,46,.06);
      background-position:center;
      background-size:15px;
    }
    .accordion-button:focus{
      border-color:transparent;
      box-shadow:0 0 0 5px rgba(185,111,104,.12)!important;
    }
    .accordion-body{
      padding:0 24px 24px;
      color:var(--color-muted);
      line-height:1.78;
    }

    .cta-panel{
      position:relative;
      padding:44px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 86% 12%, rgba(232,205,187,.18), transparent 34%),
        linear-gradient(135deg, var(--color-primary), #1E121D);
      color:#fff;
      overflow:hidden;
      box-shadow:0 30px 80px rgba(47,27,46,.22);
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      left:34px;
      bottom:30px;
      width:calc(100% - 68px);
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(232,205,187,.42), transparent);
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:28px;
      align-items:center;
    }
    .cta-panel h2{
      color:#fff;
      max-width:740px;
    }
    .cta-panel p{
      color:rgba(255,255,255,.68);
      max-width:760px;
      margin-bottom:0;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }

    .site-footer{
      padding:70px 0 28px;
      background:var(--color-primary-2);
      color:#fff;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.3fr .75fr .85fr 1.1fr;
      gap:34px;
      padding-bottom:42px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
      color:#fff;
      font-size:16px;
      line-height:1.18;
      font-weight:900;
    }
    .footer-title{
      margin-bottom:14px;
      color:var(--color-accent-soft);
      font-size:14px;
      font-weight:900;
      letter-spacing:.08em;
    }
    .footer-links{
      display:grid;
      gap:9px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .footer-links a{
      color:rgba(255,255,255,.66);
      font-size:14px;
    }
    .footer-links a:hover{
      color:var(--color-accent-soft);
      padding-left:3px;
    }
    .footer-note{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.66);
      font-size:13px;
      line-height:1.7;
    }
    .site-footer .mini-text{
      max-width:380px;
      color:rgba(255,255,255,.58);
    }
    .footer-bottom{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding-top:22px;
      color:rgba(255,255,255,.48);
      font-size:13px;
    }

    @media (max-width:1199px){
      .command-search{width:210px}
      .navbar-nav .nav-link{padding:9px 11px}
      .flow-line{grid-template-columns:repeat(3, 1fr)}
      .footer-top{grid-template-columns:1fr 1fr}
    }

    @media (max-width:991px){
      .site-header .navbar{padding:14px 0}
      .site-header .site-container{
        flex-wrap:wrap;
      }
      .navbar-collapse{
        width:100%;
      }
      .nav-shell{
        margin-top:16px;
        padding:16px;
        border-radius:28px;
        background:#fff;
        border:1px solid var(--color-border);
        box-shadow:var(--shadow-soft);
        flex-direction:column;
        align-items:stretch;
      }
      .navbar-nav{
        border-radius:22px;
        align-items:stretch;
        width:100%;
        margin:0!important;
      }
      .navbar-nav .nav-link{
        min-height:44px;
        display:flex;
        align-items:center;
        padding:12px 15px;
      }
      .nav-actions{
        margin-left:0;
        width:100%;
        display:grid;
        grid-template-columns:1fr 1fr;
      }
      .command-search{
        grid-column:1 / -1;
        width:100%;
      }
      .quick-link,.btn-brand{width:100%}
      .hero-frame{padding:34px}
      .process-panel{margin-top:28px}
      .rule-grid{grid-template-columns:1fr}
      .rule-card.large{grid-row:auto;min-height:auto}
      .notice-grid{grid-template-columns:1fr}
      .notice-title{
        padding-right:0;
        border-right:0;
        padding-bottom:20px;
        border-bottom:1px solid var(--color-border);
      }
      .notice-points{grid-template-columns:1fr}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }

    @media (max-width:767px){
      .site-container{width:min(calc(100% - 28px), var(--container))}
      .section{padding:70px 0}
      .section-tight{padding:56px 0}
      .hero-standard{padding:56px 0 44px}
      .hero-frame{padding:24px;border-radius:28px}
      .hero-frame::before{font-size:92px;right:16px;top:8px}
      h1{font-size:clamp(36px, 11vw, 48px)}
      .lead{font-size:16px}
      .hero-actions .btn-brand,
      .hero-actions .btn-ghost,
      .cta-actions .btn-brand,
      .cta-actions .btn-light-line{
        width:100%;
      }
      .flow-wrap{padding:24px;border-radius:28px}
      .flow-head{
        display:block;
      }
      .flow-line{grid-template-columns:1fr}
      .matrix-grid{grid-template-columns:1fr}
      .notice-band{padding:22px;border-radius:28px}
      .cta-panel{padding:28px;border-radius:28px}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }

    @media (max-width:520px){
      .brand-text{font-size:13px}
      .brand-sub{font-size:10px}
      .brand-mark{width:34px;height:34px;flex-basis:34px;border-radius:12px}
      .nav-actions{grid-template-columns:1fr}
      .rule-card,.matrix-card{padding:22px}
      .process-panel{padding:20px;border-radius:26px}
      .process-panel-title{display:block}
      .status-badge{margin-top:12px}
    }

    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{
        animation-duration:.01ms!important;
        animation-iteration-count:1!important;
        scroll-behavior:auto!important;
        transition:none!important;
      }
    }

/* roulang page: category3 */
:root{
      --color-primary:#2F1B2E;
      --color-primary-2:#2A1726;
      --color-accent:#B96F68;
      --color-accent-2:#C98A7C;
      --color-soft:#E8CDBB;
      --color-soft-2:#F0E7E1;
      --color-bg:#F7F3EF;
      --color-card:#FFFFFF;
      --color-card-warm:#FBF7F4;
      --color-text:#1E171B;
      --color-muted:#6F6368;
      --color-border:rgba(47,27,46,.12);
      --color-border-strong:rgba(185,111,104,.38);
      --shadow-soft:0 20px 60px rgba(47,27,46,.08);
      --shadow-hover:0 26px 76px rgba(47,27,46,.13);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:16px;
      --container:1240px;
      --ease:all .24s ease-out;
      --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font-cn);
      color:var(--color-text);
      background:
        radial-gradient(circle at 12% 6%, rgba(232,205,187,.56), transparent 30%),
        radial-gradient(circle at 86% 18%, rgba(185,111,104,.12), transparent 32%),
        linear-gradient(180deg,#F9F5F1 0%,var(--color-bg) 48%,#FBF7F4 100%);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }

    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font-family:inherit}
    ::selection{background:rgba(185,111,104,.24);color:var(--color-primary)}

    .site-container{
      width:min(calc(100% - 40px),var(--container));
      margin-inline:auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(247,243,239,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--color-border);
    }

    .navbar{
      min-height:78px;
      padding:0;
    }

    .navbar .site-container{
      display:flex;
      align-items:center;
      gap:22px;
    }

    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:248px;
      padding:0;
      margin:0;
      color:var(--color-primary);
      font-weight:800;
      letter-spacing:-.02em;
    }

    .brand-mark{
      width:38px;
      height:38px;
      border-radius:15px;
      display:inline-block;
      flex:0 0 auto;
      background:
        linear-gradient(135deg,var(--color-primary),#5B354F 52%,var(--color-accent)),
        radial-gradient(circle at 35% 25%, rgba(255,255,255,.7), transparent 24%);
      box-shadow:0 12px 30px rgba(47,27,46,.16);
      position:relative;
    }

    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border:1px solid rgba(255,255,255,.52);
      border-radius:10px;
      transform:rotate(8deg);
    }

    .brand-text{
      display:flex;
      flex-direction:column;
      font-size:16px;
      line-height:1.15;
      white-space:nowrap;
    }

    .brand-sub{
      margin-top:3px;
      font-size:12px;
      color:var(--color-muted);
      font-weight:600;
      letter-spacing:.04em;
    }

    .nav-shell{
      width:100%;
      display:flex;
      align-items:center;
      gap:18px;
    }

    .navbar-nav{
      gap:4px;
      align-items:center;
    }

    .nav-link{
      color:var(--color-muted);
      font-weight:700;
      font-size:14px;
      border-radius:999px;
      padding:10px 14px!important;
      position:relative;
    }

    .nav-link:hover,
    .nav-link:focus{
      color:var(--color-primary);
      background:rgba(232,205,187,.34);
    }

    .nav-link.active{
      color:var(--color-primary)!important;
      background:#fff;
      box-shadow:0 10px 30px rgba(47,27,46,.06);
      border:1px solid rgba(47,27,46,.08);
    }

    .nav-actions{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      margin-left:auto;
    }

    .command-search{
      height:42px;
      min-width:260px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(255,255,255,.78);
      border:1px solid var(--color-border);
      transition:var(--ease);
      box-shadow:0 8px 28px rgba(47,27,46,.04);
    }

    .command-search:focus-within{
      border-color:var(--color-border-strong);
      box-shadow:0 0 0 4px rgba(185,111,104,.12),0 12px 34px rgba(47,27,46,.08);
      background:#fff;
    }

    .search-icon{
      width:15px;
      height:15px;
      border:2px solid var(--color-muted);
      border-radius:50%;
      position:relative;
      opacity:.75;
    }

    .search-icon::after{
      content:"";
      width:7px;
      height:2px;
      background:var(--color-muted);
      position:absolute;
      right:-6px;
      bottom:-3px;
      transform:rotate(45deg);
      border-radius:999px;
    }

    .command-search input{
      border:0;
      outline:0;
      background:transparent;
      width:100%;
      font-size:13px;
      color:var(--color-text);
    }

    .command-search input::placeholder{color:#9A8D92}

    .quick-link{
      color:var(--color-primary);
      font-size:13px;
      font-weight:800;
      padding:10px 12px;
      border-radius:999px;
      white-space:nowrap;
    }

    .quick-link:hover{
      background:rgba(232,205,187,.34);
      color:var(--color-accent);
    }

    .btn-brand,
    .btn-ghost,
    .btn-lightline{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:12px 22px;
      border-radius:999px;
      font-weight:800;
      font-size:14px;
      letter-spacing:.01em;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
    }

    .btn-brand{
      color:#fff;
      background:var(--color-primary);
      box-shadow:0 14px 34px rgba(47,27,46,.18);
    }

    .btn-brand:hover,
    .btn-brand:focus{
      color:#fff;
      background:var(--color-accent);
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(185,111,104,.22);
    }

    .btn-ghost{
      color:var(--color-primary);
      background:#fff;
      border-color:var(--color-border);
      box-shadow:0 12px 28px rgba(47,27,46,.06);
    }

    .btn-ghost:hover{
      border-color:var(--color-border-strong);
      color:var(--color-accent);
      transform:translateY(-2px);
    }

    .btn-lightline{
      color:#F6E7DE;
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.08);
    }

    .btn-lightline:hover{
      color:#fff;
      background:rgba(255,255,255,.14);
      transform:translateY(-2px);
    }

    .navbar-toggler{
      border:1px solid var(--color-border);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
    }

    .navbar-toggler-icon{
      width:1.25em;
      height:1.25em;
      background-image:none;
      position:relative;
    }

    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after,
    .navbar-toggler-icon{
      border-top:2px solid var(--color-primary);
    }

    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after{
      content:"";
      position:absolute;
      left:0;
      width:100%;
    }

    .navbar-toggler-icon::before{top:5px}
    .navbar-toggler-icon::after{top:13px}

    main{position:relative}
    .section{
      padding:104px 0;
      position:relative;
    }

    .section-sm{padding:78px 0}

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 13px;
      border-radius:999px;
      background:rgba(232,205,187,.42);
      color:var(--color-primary);
      border:1px solid rgba(47,27,46,.08);
      font-size:13px;
      font-weight:800;
    }

    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(185,111,104,.14);
    }

    .hero{
      padding:88px 0 78px;
      overflow:hidden;
    }

    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.86fr);
      gap:56px;
      align-items:center;
    }

    .hero h1{
      margin:24px 0 20px;
      font-size:clamp(42px,6.2vw,76px);
      line-height:1.06;
      letter-spacing:-.065em;
      font-weight:850;
      color:var(--color-primary-2);
    }

    .hero h1 span{
      color:var(--color-accent);
      position:relative;
    }

    .hero-lead{
      max-width:690px;
      color:var(--color-muted);
      font-size:18px;
      line-height:1.85;
      margin:0 0 30px;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:30px;
    }

    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }

    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      color:var(--color-muted);
      border:1px solid var(--color-border);
      font-size:13px;
      font-weight:700;
    }

    .pill strong{color:var(--color-primary)}

    .cover-board{
      position:relative;
      min-height:560px;
      border-radius:42px;
      padding:28px;
      background:
        linear-gradient(145deg,rgba(47,27,46,.98),rgba(72,39,65,.96) 58%,rgba(185,111,104,.88)),
        radial-gradient(circle at 30% 15%, rgba(255,255,255,.18), transparent 34%);
      box-shadow:0 34px 90px rgba(47,27,46,.22);
      color:#fff;
      overflow:hidden;
    }

    .cover-board::before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      border:1px solid rgba(232,205,187,.18);
      border-radius:50%;
      right:-120px;
      top:-80px;
    }

    .cover-board::after{
      content:"";
      position:absolute;
      inset:22px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:32px;
      pointer-events:none;
    }

    .cover-kicker{
      display:flex;
      justify-content:space-between;
      align-items:center;
      font-size:13px;
      color:rgba(255,255,255,.72);
      letter-spacing:.08em;
      text-transform:uppercase;
      position:relative;
      z-index:1;
    }

    .cover-number{
      font-size:118px;
      line-height:.9;
      letter-spacing:-.08em;
      color:rgba(232,205,187,.72);
      font-weight:900;
      margin-top:28px;
      position:relative;
      z-index:1;
    }

    .cover-title{
      max-width:360px;
      margin-top:16px;
      font-size:30px;
      line-height:1.18;
      font-weight:850;
      letter-spacing:-.03em;
      position:relative;
      z-index:1;
    }

    .tilt-card{
      position:absolute;
      right:26px;
      bottom:104px;
      width:290px;
      padding:22px;
      border-radius:28px;
      background:#FBF7F4;
      color:var(--color-text);
      box-shadow:0 28px 70px rgba(18,10,17,.22);
      transform:rotate(-5deg);
      z-index:2;
    }

    .tilt-card h3{
      font-size:21px;
      margin:0 0 10px;
      font-weight:850;
    }

    .tilt-card p{
      margin:0;
      color:var(--color-muted);
      font-size:14px;
      line-height:1.7;
    }

    .tag-cloud{
      position:absolute;
      left:28px;
      bottom:28px;
      right:28px;
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      z-index:2;
    }

    .tag-cloud span{
      border:1px solid rgba(255,255,255,.2);
      background:rgba(255,255,255,.08);
      color:#F6E7DE;
      border-radius:999px;
      padding:8px 11px;
      font-size:12px;
      font-weight:750;
    }

    .section-head{
      display:flex;
      justify-content:space-between;
      gap:30px;
      align-items:end;
      margin-bottom:42px;
    }

    .section-head h2{
      margin:12px 0 0;
      font-size:clamp(32px,4.2vw,48px);
      line-height:1.14;
      letter-spacing:-.045em;
      font-weight:850;
      color:var(--color-primary-2);
    }

    .section-head p{
      max-width:520px;
      margin:0;
      color:var(--color-muted);
      font-size:16px;
    }

    .advantage-layout{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:24px;
    }

    .feature-large,
    .feature-card,
    .case-card,
    .metric-card,
    .process-card,
    .contact-panel{
      border:1px solid var(--color-border);
      background:rgba(255,255,255,.82);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }

    .feature-large:hover,
    .feature-card:hover,
    .case-card:hover,
    .metric-card:hover,
    .process-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:var(--color-border-strong);
    }

    .feature-large{
      min-height:420px;
      border-radius:var(--radius-xl);
      padding:38px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(135deg,#fff 0%,#FBF7F4 62%,#F0E7E1 100%);
    }

    .feature-large::after{
      content:"";
      position:absolute;
      width:250px;
      height:250px;
      border-radius:50%;
      background:rgba(185,111,104,.12);
      right:-80px;
      bottom:-90px;
    }

    .card-index{
      color:var(--color-accent);
      font-weight:900;
      font-size:13px;
      letter-spacing:.08em;
    }

    .feature-large h3{
      margin:18px 0 16px;
      font-size:34px;
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:850;
      color:var(--color-primary);
      max-width:560px;
    }

    .feature-large p{
      max-width:620px;
      color:var(--color-muted);
      margin:0 0 24px;
      font-size:17px;
    }

    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }

    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--color-muted);
      font-size:15px;
    }

    .check-list li::before{
      content:"";
      margin-top:8px;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(185,111,104,.12);
      flex:0 0 auto;
    }

    .feature-stack{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
    }

    .feature-card{
      border-radius:var(--radius-lg);
      padding:26px;
      min-height:198px;
      background:#fff;
    }

    .feature-card:nth-child(2),
    .feature-card:nth-child(3){background:var(--color-card-warm)}

    .feature-card h3{
      margin:14px 0 10px;
      font-size:22px;
      font-weight:850;
      letter-spacing:-.025em;
      color:var(--color-primary);
    }

    .feature-card p{
      margin:0;
      color:var(--color-muted);
      font-size:15px;
    }

    .process-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }

    .process-card{
      border-radius:var(--radius-lg);
      padding:26px;
      background:#fff;
      position:relative;
      overflow:hidden;
    }

    .process-card::after{
      content:"";
      position:absolute;
      top:0;
      left:26px;
      right:26px;
      height:3px;
      background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
      border-radius:999px;
      opacity:.75;
    }

    .process-card .step{
      font-size:42px;
      line-height:1;
      font-weight:900;
      color:rgba(185,111,104,.28);
      margin-bottom:18px;
      letter-spacing:-.06em;
    }

    .process-card h3{
      font-size:20px;
      margin:0 0 10px;
      color:var(--color-primary);
      font-weight:850;
    }

    .process-card p{
      margin:0;
      color:var(--color-muted);
      font-size:14px;
    }

    .masonry{
      columns:3 300px;
      column-gap:24px;
    }

    .case-card{
      break-inside:avoid;
      display:inline-block;
      width:100%;
      margin:0 0 24px;
      border-radius:var(--radius-lg);
      padding:26px;
      background:#fff;
      overflow:hidden;
    }

    .case-card.tall{padding-bottom:44px}
    .case-card.warm{background:var(--color-card-warm)}
    .case-card.deep{
      background:var(--color-primary);
      color:#fff;
    }

    .case-card.deep p,
    .case-card.deep .case-meta{color:rgba(255,255,255,.72)}
    .case-card.deep .case-badge{background:rgba(255,255,255,.1);color:#F6E7DE;border-color:rgba(255,255,255,.16)}

    .case-badge{
      display:inline-flex;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      background:rgba(232,205,187,.38);
      color:var(--color-primary);
      border:1px solid rgba(47,27,46,.08);
      margin-bottom:18px;
    }

    .case-card h3{
      font-size:24px;
      line-height:1.25;
      letter-spacing:-.035em;
      margin:0 0 12px;
      font-weight:850;
      color:inherit;
    }

    .case-card p{
      color:var(--color-muted);
      font-size:15px;
      margin:0 0 18px;
    }

    .case-meta{
      display:flex;
      justify-content:space-between;
      gap:14px;
      border-top:1px solid currentColor;
      border-color:rgba(111,99,104,.18);
      padding-top:16px;
      color:var(--color-muted);
      font-size:13px;
      font-weight:750;
    }

    .metrics-band{
      border-radius:42px;
      padding:34px;
      background:
        linear-gradient(135deg,var(--color-primary),#3F263B 58%,#7E514B),
        radial-gradient(circle at 15% 20%, rgba(232,205,187,.16), transparent 34%);
      color:#fff;
      box-shadow:0 32px 86px rgba(47,27,46,.2);
    }

    .metrics-grid{
      display:grid;
      grid-template-columns:1.1fr repeat(3,1fr);
      gap:18px;
      align-items:stretch;
    }

    .metric-intro{
      padding:18px 20px;
    }

    .metric-intro h2{
      font-size:clamp(30px,3.4vw,44px);
      line-height:1.15;
      letter-spacing:-.045em;
      font-weight:850;
      margin:0 0 14px;
    }

    .metric-intro p{
      margin:0;
      color:rgba(255,255,255,.72);
      font-size:15px;
    }

    .metric-card{
      border-radius:28px;
      padding:24px;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
      box-shadow:none;
    }

    .metric-value{
      font-size:46px;
      line-height:1;
      letter-spacing:-.07em;
      font-weight:900;
      color:var(--color-soft);
      margin-bottom:12px;
    }

    .metric-card h3{
      font-size:18px;
      margin:0 0 9px;
      font-weight:850;
    }

    .metric-card p{
      margin:0;
      color:rgba(255,255,255,.7);
      font-size:13px;
    }

    .faq-wrap{
      max-width:920px;
      margin:0 auto;
    }

    .accordion{
      display:grid;
      gap:14px;
    }

    .accordion-item{
      border:1px solid var(--color-border)!important;
      border-radius:24px!important;
      overflow:hidden;
      background:rgba(255,255,255,.82);
      box-shadow:0 12px 38px rgba(47,27,46,.05);
    }

    .accordion-button{
      padding:22px 24px;
      font-weight:850;
      color:var(--color-primary);
      background:transparent;
      box-shadow:none!important;
      font-size:16px;
    }

    .accordion-button:not(.collapsed){
      background:#fff;
      color:var(--color-accent);
    }

    .accordion-button::after{
      width:30px;
      height:30px;
      border-radius:50%;
      background-color:rgba(232,205,187,.36);
      background-position:center;
      background-size:14px;
      border:1px solid rgba(47,27,46,.08);
    }

    .accordion-body{
      padding:0 24px 24px;
      color:var(--color-muted);
      font-size:15px;
    }

    .contact-cta{
      padding-bottom:112px;
    }

    .contact-panel{
      border-radius:42px;
      overflow:hidden;
      background:#fff;
      display:grid;
      grid-template-columns:.9fr 1.1fr;
    }

    .contact-copy{
      padding:44px;
      background:
        linear-gradient(145deg,var(--color-primary),#442940),
        radial-gradient(circle at 22% 15%, rgba(232,205,187,.18), transparent 36%);
      color:#fff;
    }

    .contact-copy h2{
      font-size:clamp(32px,4vw,50px);
      line-height:1.14;
      letter-spacing:-.05em;
      font-weight:850;
      margin:18px 0;
    }

    .contact-copy p{
      color:rgba(255,255,255,.74);
      margin:0 0 26px;
    }

    .contact-copy .pill{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
      color:#F6E7DE;
    }

    .contact-form{
      padding:44px;
      background:linear-gradient(180deg,#fff,#FBF7F4);
    }

    .form-label{
      font-size:13px;
      font-weight:850;
      color:var(--color-primary);
      margin-bottom:8px;
    }

    .form-control,
    .form-select{
      min-height:52px;
      border-radius:18px;
      border:1px solid var(--color-border);
      background:rgba(247,243,239,.72);
      padding:13px 15px;
      color:var(--color-text);
      box-shadow:none!important;
      transition:var(--ease);
    }

    textarea.form-control{min-height:118px;resize:vertical}

    .form-control:focus,
    .form-select:focus{
      border-color:var(--color-border-strong);
      background:#fff;
      box-shadow:0 0 0 4px rgba(185,111,104,.12)!important;
    }

    .form-text{
      color:var(--color-muted);
      font-size:12px;
      margin-top:10px;
    }

    .site-footer{
      background:var(--color-primary-2);
      color:#fff;
      padding:70px 0 28px;
      position:relative;
      overflow:hidden;
    }

    .site-footer::before{
      content:"";
      position:absolute;
      width:460px;
      height:460px;
      right:-180px;
      top:-240px;
      border-radius:50%;
      border:1px solid rgba(232,205,187,.12);
    }

    .footer-top{
      display:grid;
      grid-template-columns:1.25fr .72fr .78fr 1fr;
      gap:36px;
      padding-bottom:42px;
      border-bottom:1px solid rgba(255,255,255,.12);
      position:relative;
      z-index:1;
    }

    .footer-brand{
      display:flex;
      align-items:center;
      gap:13px;
      font-weight:850;
      line-height:1.18;
      margin-bottom:18px;
    }

    .mini-text{
      color:rgba(255,255,255,.64);
      max-width:380px;
      font-size:14px;
      margin:0;
    }

    .footer-title{
      font-size:14px;
      font-weight:850;
      color:var(--color-soft);
      margin-bottom:14px;
    }

    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }

    .footer-links a{
      color:rgba(255,255,255,.66);
      font-size:14px;
    }

    .footer-links a:hover{
      color:#fff;
      padding-left:4px;
    }

    .footer-note{
      color:rgba(255,255,255,.64);
      font-size:14px;
      line-height:1.75;
      padding:16px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:22px;
      background:rgba(255,255,255,.04);
    }

    .footer-bottom{
      position:relative;
      z-index:1;
      padding-top:24px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      color:rgba(255,255,255,.48);
      font-size:13px;
      flex-wrap:wrap;
    }

    @media (max-width:1199px){
      .command-search{min-width:210px}
      .hero-grid{grid-template-columns:1fr .9fr;gap:34px}
      .feature-stack{grid-template-columns:1fr}
      .process-strip{grid-template-columns:repeat(2,1fr)}
      .metrics-grid{grid-template-columns:1fr 1fr}
      .footer-top{grid-template-columns:1fr 1fr}
    }

    @media (max-width:991px){
      .navbar{min-height:72px}
      .navbar .site-container{flex-wrap:wrap;padding:14px 0}
      .navbar-brand{min-width:auto}
      .navbar-collapse{width:100%}
      .nav-shell{
        flex-direction:column;
        align-items:stretch;
        padding:16px 0 6px;
      }
      .navbar-nav{
        align-items:stretch;
        gap:6px;
        padding:10px;
        border-radius:24px;
        background:rgba(255,255,255,.7);
        border:1px solid var(--color-border);
      }
      .nav-link{padding:12px 14px!important}
      .nav-actions{
        width:100%;
        flex-wrap:wrap;
        justify-content:flex-start;
      }
      .command-search{width:100%;min-width:0}
      .hero{padding:60px 0}
      .hero-grid,
      .advantage-layout,
      .contact-panel{
        grid-template-columns:1fr;
      }
      .cover-board{min-height:520px}
      .section{padding:78px 0}
      .section-head{display:block}
      .section-head p{margin-top:16px}
    }

    @media (max-width:767px){
      .site-container{width:min(calc(100% - 28px),var(--container))}
      .brand-text{font-size:14px}
      .brand-sub{font-size:11px}
      .hero h1{font-size:clamp(38px,12vw,50px)}
      .hero-lead{font-size:16px}
      .hero-actions .btn-brand,
      .hero-actions .btn-ghost,
      .contact-form .btn-brand{
        width:100%;
      }
      .cover-board{
        min-height:500px;
        border-radius:32px;
        padding:22px;
      }
      .cover-number{font-size:88px}
      .cover-title{font-size:25px}
      .tilt-card{
        width:calc(100% - 44px);
        right:22px;
        bottom:116px;
      }
      .feature-large,
      .contact-copy,
      .contact-form{
        padding:28px;
      }
      .feature-large h3{font-size:28px}
      .feature-stack,
      .process-strip,
      .metrics-grid{
        grid-template-columns:1fr;
      }
      .masonry{columns:1}
      .metrics-band{padding:24px;border-radius:32px}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }

    @media (max-width:520px){
      .quick-link{display:none}
      .btn-brand,.btn-ghost,.btn-lightline{min-height:44px;padding:11px 18px}
      .section{padding:64px 0}
      .cover-board{min-height:540px}
      .tag-cloud span{font-size:11px}
      .case-card,.feature-card,.process-card{padding:22px;border-radius:24px}
    }

    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{
        transition:none!important;
        animation:none!important;
        scroll-behavior:auto!important;
      }
    }

/* roulang page: category2 */
:root{
      --bg: #F7F3EF;
      --bg-soft: #FBF7F4;
      --bg-alt: #F0E7E1;
      --card: #FFFFFF;
      --card-soft: #FCFAF8;
      --card-dark: #2A1726;
      --card-dim: #31202D;
      --text: #1E171B;
      --muted: #6F6368;
      --line: rgba(47,27,46,.12);
      --line-strong: rgba(185,111,104,.34);
      --brand: #2A1726;
      --brand-2: #2F1B2E;
      --accent: #B96F68;
      --sand: #E8CDBB;
      --sand-2: #DDBFAE;
      --shadow: 0 20px 60px rgba(47,27,46,.08);
      --shadow-lg: 0 24px 80px rgba(47,27,46,.14);
      --radius-xl: 34px;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --container: 1240px;
      --ease: 220ms ease-out;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(232,205,187,.32), transparent 34%),
        radial-gradient(circle at 88% 14%, rgba(185,111,104,.10), transparent 26%),
        linear-gradient(180deg, #F8F4F0 0%, #F6F1ED 38%, #F7F3EF 100%);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.75;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }
    body::before{
      content:"";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(90deg, rgba(47,27,46,.03) 1px, transparent 1px),
        linear-gradient(0deg, rgba(47,27,46,.02) 1px, transparent 1px);
      background-size: 68px 68px;
      opacity: .32;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,.05) 32%, rgba(0,0,0,.1));
    }
    a { color: inherit; text-decoration: none; }
    a:hover { color: inherit; }
    img { max-width: 100%; display: block; }
    button, input, textarea {
      font: inherit;
    }
    ::selection {
      background: rgba(185,111,104,.22);
      color: var(--text);
    }

    .site-container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header{
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      background: rgba(247,243,239,.78);
      border-bottom: 1px solid rgba(47,27,46,.08);
      transition: background var(--ease), box-shadow var(--ease), border-color var(--ease);
    }
    .site-header.is-scrolled{
      background: rgba(247,243,239,.92);
      box-shadow: 0 12px 30px rgba(47,27,46,.06);
    }
    .site-header .navbar{
      padding: 18px 0;
    }
    .navbar-brand{
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: .01em;
      color: var(--brand);
      min-width: 0;
    }
    .brand-mark{
      width: 18px;
      height: 18px;
      border-radius: 999px;
      background:
        radial-gradient(circle at 35% 30%, #E8CDBB 0 18%, transparent 19%),
        linear-gradient(145deg, var(--brand), var(--accent));
      box-shadow: 0 0 0 6px rgba(185,111,104,.08);
      flex: 0 0 auto;
      position: relative;
    }
    .brand-mark::after{
      content:"";
      position: absolute;
      inset: 4px;
      border-radius: inherit;
      border: 1px solid rgba(255,255,255,.32);
    }
    .brand-text{
      display: flex;
      flex-direction: column;
      line-height: 1.08;
      font-size: 1.04rem;
      white-space: nowrap;
    }
    .brand-sub{
      font-size: .76rem;
      color: var(--muted);
      font-weight: 600;
      margin-top: 4px;
      letter-spacing: .06em;
    }

    .navbar-toggler{
      border: 1px solid rgba(47,27,46,.12);
      border-radius: 16px;
      width: 48px;
      height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-shadow: none !important;
      background: rgba(255,255,255,.6);
    }
    .navbar-toggler:focus{
      box-shadow: 0 0 0 4px rgba(185,111,104,.14) !important;
      border-color: var(--line-strong);
    }
    .navbar-toggler-icon{
      width: 19px;
      height: 14px;
      background-image:
        linear-gradient(currentColor, currentColor),
        linear-gradient(currentColor, currentColor),
        linear-gradient(currentColor, currentColor);
      background-repeat: no-repeat;
      background-size: 100% 2px;
      background-position: 0 0, 0 6px, 0 12px;
      color: var(--brand);
    }

    .nav-shell{
      display: flex;
      align-items: center;
      gap: 20px;
      width: 100%;
    }
    .navbar-nav{
      gap: 4px;
    }
    .navbar-nav .nav-link{
      color: var(--muted);
      font-weight: 700;
      font-size: .98rem;
      padding: 11px 16px;
      border-radius: 999px;
      transition: background var(--ease), color var(--ease), transform var(--ease), box-shadow var(--ease);
      position: relative;
    }
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus{
      color: var(--brand);
      background: rgba(255,255,255,.7);
      box-shadow: inset 0 0 0 1px rgba(47,27,46,.06);
      transform: translateY(-1px);
    }
    .navbar-nav .nav-link.active{
      color: #fff;
      background: linear-gradient(135deg, var(--brand), #3A2235);
      box-shadow: 0 12px 24px rgba(42,23,38,.18);
    }

    .nav-actions{
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
    }
    .command-search{
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 290px;
      padding: 0 16px;
      height: 48px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(47,27,46,.12);
      box-shadow: 0 10px 30px rgba(47,27,46,.04);
      transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease), background var(--ease);
    }
    .command-search:hover{
      transform: translateY(-1px);
      border-color: rgba(185,111,104,.26);
      box-shadow: 0 14px 36px rgba(47,27,46,.08);
    }
    .command-search:focus-within{
      border-color: rgba(185,111,104,.48);
      box-shadow: 0 0 0 4px rgba(185,111,104,.14), 0 14px 36px rgba(47,27,46,.08);
      background: #fff;
    }
    .search-icon{
      width: 14px;
      height: 14px;
      position: relative;
      flex: 0 0 auto;
      opacity: .72;
    }
    .search-icon::before{
      content:"";
      position: absolute;
      width: 9px;
      height: 9px;
      border: 2px solid var(--muted);
      border-radius: 50%;
      left: 0;
      top: 0;
    }
    .search-icon::after{
      content:"";
      position: absolute;
      width: 6px;
      height: 2px;
      border-radius: 2px;
      background: var(--muted);
      right: 0;
      bottom: 0;
      transform: rotate(42deg);
      transform-origin: center;
    }
    .command-search input{
      border: 0;
      outline: none;
      background: transparent;
      width: 100%;
      color: var(--text);
      font-size: .95rem;
      min-width: 0;
    }
    .command-search input::placeholder{
      color: rgba(111,99,104,.78);
    }

    .quick-link,
    .btn-brand,
    .btn-ghost{
      height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 999px;
      font-weight: 700;
      padding: 0 18px;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      white-space: nowrap;
      border: 1px solid transparent;
    }
    .quick-link{
      background: rgba(255,255,255,.58);
      border-color: rgba(47,27,46,.10);
      color: var(--brand);
    }
    .quick-link:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 28px rgba(47,27,46,.08);
      border-color: rgba(185,111,104,.28);
      background: rgba(255,255,255,.88);
    }
    .btn-brand{
      color: #fff;
      background: linear-gradient(135deg, var(--brand), #42263D);
      box-shadow: 0 14px 30px rgba(42,23,38,.16);
    }
    .btn-brand:hover,
    .btn-brand:focus{
      color: #fff;
      transform: translateY(-2px);
      background: linear-gradient(135deg, var(--brand), var(--accent));
      box-shadow: 0 18px 36px rgba(42,23,38,.22);
    }
    .btn-ghost{
      color: var(--brand);
      background: rgba(255,255,255,.72);
      border-color: rgba(47,27,46,.12);
    }
    .btn-ghost:hover,
    .btn-ghost:focus{
      color: var(--brand);
      transform: translateY(-2px);
      border-color: rgba(185,111,104,.36);
      background: #fff;
      box-shadow: 0 16px 34px rgba(47,27,46,.10);
    }

    .hero-section{
      padding: 84px 0 34px;
      position: relative;
      overflow: hidden;
    }
    .hero-grid{
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 32px;
      align-items: stretch;
    }
    .eyebrow{
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 9px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(47,27,46,.10);
      color: var(--brand);
      font-size: .82rem;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: none;
      margin-bottom: 18px;
    }
    .eyebrow i{
      width: 7px;
      height: 7px;
      display: inline-block;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(185,111,104,.12);
    }
    h1{
      margin: 0;
      color: var(--brand);
      font-weight: 800;
      line-height: 1.08;
      letter-spacing: -.03em;
      font-size: clamp(2.35rem, 5vw, 4.8rem);
      max-width: 13ch;
    }
    .hero-lead{
      margin: 18px 0 0;
      max-width: 44rem;
      color: var(--muted);
      font-size: 1.06rem;
      line-height: 1.86;
    }
    .hero-actions{
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }
    .hero-actions .btn-brand,
    .hero-actions .btn-ghost{
      min-width: 156px;
    }
    .trust-row{
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }
    .trust-pill{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border-radius: 999px;
      padding: 10px 14px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(47,27,46,.10);
      color: var(--brand);
      font-size: .92rem;
      font-weight: 700;
    }
    .trust-pill span{
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(185,111,104,.10);
      flex: 0 0 auto;
    }

    .hero-panel{
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      align-content: stretch;
    }
    .panel{
      background: var(--card);
      border: 1px solid rgba(47,27,46,.10);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow);
      padding: 22px;
      position: relative;
      overflow: hidden;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }
    .panel:hover{
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(185,111,104,.30);
    }
    .panel-dark{
      grid-column: 1 / -1;
      background: linear-gradient(145deg, #2A1726 0%, #341E30 100%);
      color: #F9F3EE;
      padding: 28px;
      min-height: 255px;
    }
    .panel-dark::before{
      content:"";
      position: absolute;
      inset: auto -30px -60px auto;
      width: 180px;
      height: 180px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(232,205,187,.18), rgba(232,205,187,0) 68%);
    }
    .panel-soft{
      background: linear-gradient(180deg, #FFFDFC, #FBF6F2);
    }
    .panel-outline{
      background: rgba(255,255,255,.85);
    }
    .panel-label{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: rgba(249,243,238,.72);
      font-size: .84rem;
      letter-spacing: .1em;
      text-transform: uppercase;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .panel-title{
      margin: 0;
      font-size: 1.34rem;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -.02em;
      color: inherit;
    }
    .panel-copy{
      margin: 12px 0 0;
      color: rgba(255,255,255,.76);
      line-height: 1.8;
      font-size: .96rem;
    }
    .panel-copy.muted{
      color: var(--muted);
    }
    .panel-number{
      position: absolute;
      right: 18px;
      top: 16px;
      font-size: 3.8rem;
      line-height: 1;
      font-weight: 800;
      letter-spacing: -.08em;
      color: rgba(255,255,255,.16);
    }
    .panel-number.light{
      color: rgba(42,23,38,.08);
    }
    .status-list{
      display: grid;
      grid-template-columns: 1fr;
      gap: 12px;
      margin-top: 20px;
    }
    .status-row{
      display: flex;
      align-items: flex-start;
      gap: 10px;
      padding: 12px 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.07);
      border: 1px solid rgba(255,255,255,.10);
    }
    .status-row b{
      display: inline-flex;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      align-items: center;
      justify-content: center;
      background: rgba(232,205,187,.18);
      color: #F7EADF;
      font-size: .78rem;
      flex: 0 0 auto;
      margin-top: 1px;
    }
    .status-row span{
      color: rgba(255,255,255,.80);
      font-size: .95rem;
      line-height: 1.58;
    }
    .mini-tags{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }
    .mini-tags span{
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.76);
      font-size: .82rem;
      font-weight: 600;
    }
    .mini-tags span::before{
      content:"";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--sand);
      opacity: .88;
    }

    .hero-flow{
      display: grid;
      gap: 10px;
    }
    .flow-item{
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 13px 14px;
      border-radius: 18px;
      background: #FFF;
      border: 1px solid rgba(47,27,46,.10);
    }
    .flow-item strong{
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, rgba(42,23,38,.10), rgba(185,111,104,.16));
      color: var(--brand);
      font-size: .88rem;
      flex: 0 0 auto;
    }
    .flow-item div{
      min-width: 0;
    }
    .flow-item .flow-title{
      display: block;
      font-weight: 800;
      color: var(--text);
      line-height: 1.2;
      margin-bottom: 2px;
    }
    .flow-item .flow-sub{
      display: block;
      font-size: .84rem;
      color: var(--muted);
      line-height: 1.5;
    }
    .panel-soft .small-head{
      color: var(--brand);
      font-size: .84rem;
      font-weight: 800;
      letter-spacing: .08em;
      margin-bottom: 10px;
    }

    .section-block{
      padding: 90px 0;
      position: relative;
    }
    .section-head{
      margin-bottom: 28px;
    }
    .section-kicker{
      color: var(--accent);
      font-size: .82rem;
      font-weight: 800;
      letter-spacing: .16em;
      text-transform: uppercase;
      margin-bottom: 10px;
    }
    .section-title{
      margin: 0;
      color: var(--brand);
      font-weight: 800;
      line-height: 1.14;
      letter-spacing: -.03em;
      font-size: clamp(1.9rem, 3vw, 3.2rem);
    }
    .section-lead{
      margin: 14px 0 0;
      max-width: 62rem;
      color: var(--muted);
      font-size: 1rem;
      line-height: 1.82;
    }

    .band{
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      padding: 14px 18px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(47,27,46,.10);
      box-shadow: 0 12px 28px rgba(47,27,46,.04);
      margin: 18px 0 0;
    }
    .band span{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: .88rem;
      color: var(--brand);
      font-weight: 700;
      padding-right: 14px;
      position: relative;
    }
    .band span:not(:last-child)::after{
      content:"";
      position: absolute;
      right: 0;
      top: 50%;
      width: 1px;
      height: 14px;
      background: rgba(47,27,46,.14);
      transform: translateY(-50%);
    }
    .band i{
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(185,111,104,.12);
      flex: 0 0 auto;
    }

    .feature-grid{
      display: grid;
      grid-template-columns: 1.35fr .9fr .9fr;
      gap: 18px;
    }
    .feature-col{
      display: grid;
      gap: 18px;
    }
    .feature-card,
    .cap-card,
    .compare-card,
    .scenario-card,
    .info-card{
      background: var(--card);
      border-radius: var(--radius-lg);
      border: 1px solid rgba(47,27,46,.10);
      box-shadow: var(--shadow);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease);
      overflow: hidden;
    }
    .feature-card:hover,
    .cap-card:hover,
    .compare-card:hover,
    .scenario-card:hover,
    .info-card:hover{
      transform: translateY(-4px);
      border-color: rgba(185,111,104,.30);
      box-shadow: var(--shadow-lg);
    }
    .feature-card{
      padding: 26px;
      min-height: 260px;
      position: relative;
    }
    .feature-card.large{
      background: linear-gradient(180deg, #FFFDFC 0%, #FBF6F2 100%);
    }
    .feature-card.tall{
      min-height: 184px;
    }
    .card-no{
      display: inline-flex;
      width: 38px;
      height: 38px;
      border-radius: 14px;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, rgba(42,23,38,.10), rgba(185,111,104,.15));
      color: var(--brand);
      font-weight: 800;
      font-size: .92rem;
      margin-bottom: 18px;
    }
    .feature-card h3,
    .cap-card h3,
    .compare-card h3,
    .scenario-card h3,
    .info-card h3{
      margin: 0;
      color: var(--brand);
      font-weight: 800;
      line-height: 1.24;
      letter-spacing: -.02em;
      font-size: 1.28rem;
    }
    .feature-card p,
    .cap-card p,
    .compare-card p,
    .scenario-card p,
    .info-card p{
      margin: 12px 0 0;
      color: var(--muted);
      line-height: 1.78;
      font-size: .96rem;
    }
    .feature-foot{
      margin-top: 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      color: var(--brand);
      font-size: .92rem;
      font-weight: 700;
    }
    .feature-foot .arrow{
      width: 30px;
      height: 30px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(185,111,104,.12);
      color: var(--accent);
      transition: transform var(--ease), background var(--ease);
    }
    .feature-card:hover .feature-foot .arrow{
      transform: translateX(2px);
      background: rgba(185,111,104,.18);
    }
    .feature-list{
      display: grid;
      gap: 10px;
      margin-top: 18px;
      padding: 0;
      list-style: none;
    }
    .feature-list li{
      display: flex;
      gap: 10px;
      color: var(--muted);
      line-height: 1.6;
      font-size: .95rem;
    }
    .feature-list li::before{
      content:"";
      width: 8px;
      height: 8px;
      margin-top: .48em;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(185,111,104,.10);
      flex: 0 0 auto;
    }

    .caps-grid{
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 24px;
    }
    .cap-card{
      padding: 24px;
      min-height: 236px;
      background: linear-gradient(180deg, #FFF 0%, #FCF8F5 100%);
      position: relative;
    }
    .cap-card:nth-child(2n){
      background: linear-gradient(180deg, #FBF7F4 0%, #FFF 100%);
    }
    .cap-card .cap-index{
      position: absolute;
      right: 18px;
      top: 18px;
      font-size: 2.8rem;
      font-weight: 800;
      letter-spacing: -.08em;
      color: rgba(42,23,38,.08);
      line-height: 1;
    }
    .cap-card .cap-badge{
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 11px;
      border-radius: 999px;
      background: rgba(232,205,187,.24);
      color: var(--brand);
      font-size: .8rem;
      font-weight: 800;
      margin-bottom: 18px;
    }
    .cap-card .cap-badge span{
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      flex: 0 0 auto;
    }

    .compare-wrap{
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-top: 24px;
    }
    .compare-card{
      padding: 28px;
      background: linear-gradient(180deg, #FFF, #FBF7F4);
      position: relative;
    }
    .compare-card.recommended{
      border-color: rgba(185,111,104,.42);
      box-shadow: 0 22px 68px rgba(185,111,104,.10);
    }
    .compare-card.recommended::before{
      content:"推荐";
      position: absolute;
      right: 22px;
      top: 22px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(185,111,104,.12);
      color: var(--accent);
      font-size: .8rem;
      font-weight: 800;
      letter-spacing: .08em;
    }
    .compare-head{
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }
    .compare-marker{
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 6px rgba(185,111,104,.12);
      flex: 0 0 auto;
    }
    .compare-title{
      margin: 0;
      color: var(--brand);
      font-weight: 800;
      font-size: 1.22rem;
    }
    .compare-list{
      list-style: none;
      padding: 0;
      margin: 18px 0 0;
      display: grid;
      gap: 12px;
    }
    .compare-list li{
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      line-height: 1.68;
      font-size: .95rem;
    }
    .compare-list li::before{
      content:"";
      width: 9px;
      height: 9px;
      margin-top: .44em;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--brand), var(--accent));
      flex: 0 0 auto;
    }
    .compare-foot{
      margin-top: 18px;
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .tag{
      display: inline-flex;
      align-items: center;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(47,27,46,.05);
      border: 1px solid rgba(47,27,46,.08);
      color: var(--brand);
      font-size: .82rem;
      font-weight: 700;
    }

    .scenarios-wrap{
      margin-top: 24px;
    }
    .masonry-columns{
      column-count: 3;
      column-gap: 18px;
    }
    .scenario-card{
      display: inline-block;
      width: 100%;
      margin: 0 0 18px;
      padding: 22px;
      background: linear-gradient(180deg, #FFF 0%, #FCF8F5 100%);
    }
    .scenario-card:nth-child(3n){
      background: linear-gradient(180deg, #FBF7F4 0%, #FFF 100%);
    }
    .scenario-top{
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 16px;
    }
    .scenario-tag{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(232,205,187,.22);
      color: var(--brand);
      font-size: .8rem;
      font-weight: 800;
    }
    .scenario-tag::before{
      content:"";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(185,111,104,.10);
    }
    .scenario-metric{
      color: var(--accent);
      font-size: .82rem;
      font-weight: 800;
      white-space: nowrap;
    }
    .scenario-meta{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }
    .scenario-meta span{
      font-size: .8rem;
      font-weight: 700;
      color: var(--muted);
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(47,27,46,.08);
      background: rgba(255,255,255,.7);
    }

    .info-grid{
      margin-top: 24px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .info-card{
      padding: 24px;
      min-height: 188px;
      background: linear-gradient(180deg, #FFF 0%, #FAF7F4 100%);
    }
    .info-card .mini{
      margin-top: 12px;
      display: grid;
      gap: 8px;
    }
    .info-card .mini span{
      display: inline-flex;
      gap: 8px;
      color: var(--muted);
      font-size: .92rem;
      line-height: 1.6;
    }
    .info-card .mini span::before{
      content:"";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      margin-top: .45em;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(185,111,104,.10);
      flex: 0 0 auto;
    }

    .faq-section{
      background: linear-gradient(180deg, rgba(255,255,255,.68), rgba(255,255,255,.42));
      border-top: 1px solid rgba(47,27,46,.06);
      border-bottom: 1px solid rgba(47,27,46,.06);
    }
    .accordion{
      margin-top: 24px;
    }
    .accordion-item{
      border: 1px solid rgba(47,27,46,.10);
      border-radius: 22px !important;
      overflow: hidden;
      background: rgba(255,255,255,.82);
      box-shadow: 0 12px 36px rgba(47,27,46,.05);
      margin-bottom: 14px;
    }
    .accordion-button{
      padding: 20px 22px;
      font-weight: 800;
      color: var(--brand);
      background: transparent;
      box-shadow: none !important;
      border: 0;
    }
    .accordion-button:not(.collapsed){
      color: var(--brand);
      background: linear-gradient(180deg, rgba(232,205,187,.18), rgba(255,255,255,.9));
      box-shadow: none;
    }
    .accordion-button:focus{
      box-shadow: 0 0 0 4px rgba(185,111,104,.14);
      border-color: transparent;
    }
    .accordion-button::after{
      width: 18px;
      height: 18px;
      background-size: 18px 18px;
      opacity: .78;
    }
    .accordion-body{
      padding: 0 22px 22px;
      color: var(--muted);
      line-height: 1.82;
      background: rgba(255,255,255,.88);
    }

    .contact-section{
      background:
        linear-gradient(135deg, var(--brand) 0%, #321C2E 52%, #281722 100%);
      color: #F9F3EE;
      position: relative;
      overflow: hidden;
    }
    .contact-section::before{
      content:"";
      position: absolute;
      left: -80px;
      top: -120px;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(232,205,187,.16), rgba(232,205,187,0) 68%);
    }
    .contact-section .section-title,
    .contact-section .section-lead{
      color: #F9F3EE;
    }
    .contact-panel{
      margin-top: 26px;
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 18px;
      align-items: stretch;
    }
    .contact-copy{
      padding: 28px;
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: 0 22px 62px rgba(0,0,0,.16);
    }
    .contact-copy .mini-note{
      color: rgba(249,243,238,.82);
      font-size: .95rem;
      line-height: 1.82;
      margin-top: 14px;
    }
    .contact-list{
      list-style: none;
      padding: 0;
      margin: 20px 0 0;
      display: grid;
      gap: 12px;
    }
    .contact-list li{
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: rgba(249,243,238,.86);
      line-height: 1.65;
    }
    .contact-list li::before{
      content:"";
      width: 9px;
      height: 9px;
      margin-top: .5em;
      border-radius: 50%;
      background: var(--sand);
      box-shadow: 0 0 0 4px rgba(232,205,187,.12);
      flex: 0 0 auto;
    }

    .form-card{
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.94);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: 0 28px 70px rgba(0,0,0,.18);
      padding: 28px;
      color: var(--text);
    }
    .form-label{
      font-weight: 700;
      color: var(--brand);
      margin-bottom: 8px;
    }
    .form-control{
      border-radius: 18px;
      border: 1px solid rgba(47,27,46,.12);
      background: #FFF;
      min-height: 52px;
      padding: 14px 16px;
      box-shadow: none !important;
      color: var(--text);
      transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
    }
    .form-control:focus{
      border-color: rgba(185,111,104,.50);
      box-shadow: 0 0 0 4px rgba(185,111,104,.13) !important;
    }
    textarea.form-control{
      min-height: 148px;
      resize: vertical;
    }
    .form-text{
      color: var(--muted);
      font-size: .84rem;
      margin-top: 8px;
    }
    .form-actions{
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 20px;
    }
    .form-actions .btn-brand,
    .form-actions .btn-ghost{
      min-width: 150px;
    }

    .site-footer{
      background: linear-gradient(180deg, #251420 0%, #1F111B 100%);
      color: rgba(249,243,238,.82);
      padding: 56px 0 28px;
      position: relative;
      overflow: hidden;
    }
    .site-footer::before{
      content:"";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 18% 22%, rgba(232,205,187,.10), transparent 30%),
        radial-gradient(circle at 82% 18%, rgba(185,111,104,.09), transparent 26%);
      pointer-events: none;
    }
    .footer-top{
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr 1fr;
      gap: 22px;
      position: relative;
      z-index: 1;
    }
    .footer-brand{
      display: flex;
      align-items: flex-start;
      gap: 12px;
      color: #FFF;
      font-weight: 800;
      line-height: 1.18;
      font-size: 1.02rem;
      margin-bottom: 14px;
    }
    .footer-brand .brand-mark{
      margin-top: 2px;
      box-shadow: 0 0 0 6px rgba(185,111,104,.10);
    }
    .footer-title{
      color: #FFF;
      font-weight: 800;
      font-size: .98rem;
      margin-bottom: 14px;
      letter-spacing: .03em;
    }
    .footer-links{
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 11px;
    }
    .footer-links a{
      color: rgba(249,243,238,.74);
      transition: color var(--ease), transform var(--ease);
    }
    .footer-links a:hover{
      color: #FFF;
    }
    .footer-note{
      color: rgba(249,243,238,.78);
      line-height: 1.82;
      font-size: .94rem;
    }
    .mini-text{
      color: rgba(249,243,238,.72);
      line-height: 1.82;
      font-size: .94rem;
      margin: 0;
    }
    .footer-bottom{
      position: relative;
      z-index: 1;
      margin-top: 34px;
      padding-top: 18px;
      border-top: 1px solid rgba(255,255,255,.10);
      display: flex;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      font-size: .88rem;
      color: rgba(249,243,238,.58);
    }

    .section-surface{
      background: rgba(255,255,255,.34);
    }

    @media (max-width: 1199.98px){
      .feature-grid{
        grid-template-columns: 1fr 1fr;
      }
      .feature-card.large{
        grid-column: 1 / -1;
      }
      .caps-grid{
        grid-template-columns: repeat(2, 1fr);
      }
      .info-grid{
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top{
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 991.98px){
      .site-header .navbar{
        padding: 14px 0;
      }
      .nav-shell{
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 16px 0 4px;
      }
      .navbar-nav{
        gap: 8px;
        padding-top: 10px;
      }
      .navbar-nav .nav-link{
        width: 100%;
      }
      .nav-actions{
        margin-left: 0;
        flex-wrap: wrap;
      }
      .command-search{
        width: 100%;
        min-width: 0;
      }
      .hero-grid,
      .contact-panel{
        grid-template-columns: 1fr;
      }
      .hero-panel{
        grid-template-columns: 1fr 1fr;
      }
      .feature-grid{
        grid-template-columns: 1fr;
      }
      .feature-card.large{
        grid-column: auto;
      }
      .caps-grid{
        grid-template-columns: 1fr 1fr;
      }
      .compare-wrap{
        grid-template-columns: 1fr;
      }
      .masonry-columns{
        column-count: 2;
      }
      .info-grid{
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 767.98px){
      .hero-section{
        padding-top: 48px;
      }
      .section-block{
        padding: 68px 0;
      }
      h1{
        max-width: none;
        font-size: clamp(2.05rem, 9vw, 3.2rem);
      }
      .hero-lead,
      .section-lead{
        font-size: .98rem;
      }
      .hero-actions .btn-brand,
      .hero-actions .btn-ghost,
      .form-actions .btn-brand,
      .form-actions .btn-ghost{
        width: 100%;
      }
      .hero-panel{
        grid-template-columns: 1fr;
      }
      .panel-dark{
        min-height: auto;
      }
      .caps-grid,
      .info-grid{
        grid-template-columns: 1fr;
      }
      .masonry-columns{
        column-count: 1;
      }
      .footer-top{
        grid-template-columns: 1fr;
      }
      .footer-bottom{
        flex-direction: column;
      }
      .band{
        padding: 12px 14px;
        border-radius: 24px;
      }
      .band span{
        width: 100%;
        padding-right: 0;
      }
      .band span:not(:last-child)::after{
        display: none;
      }
      .accordion-button{
        padding: 18px 18px;
      }
      .accordion-body{
        padding: 0 18px 18px;
      }
      .form-card,
      .contact-copy,
      .panel,
      .feature-card,
      .cap-card,
      .compare-card,
      .scenario-card,
      .info-card{
        border-radius: 24px;
      }
      .site-container{
        width: min(var(--container), calc(100% - 24px));
      }
      .navbar-brand{
        max-width: calc(100% - 60px);
      }
      .brand-text{
        white-space: normal;
        font-size: .96rem;
      }
      .brand-sub{
        font-size: .72rem;
      }
    }

    @media (max-width: 519.98px){
      .site-header .navbar{
        padding: 12px 0;
      }
      .navbar-brand{
        gap: 10px;
      }
      .eyebrow{
        font-size: .76rem;
        padding: 8px 12px;
      }
      .panel{
        padding: 20px;
      }
      .feature-card,
      .cap-card,
      .compare-card,
      .scenario-card,
      .info-card,
      .contact-copy,
      .form-card{
        padding: 20px;
      }
      .section-title{
        font-size: 1.8rem;
      }
      .form-control{
        min-height: 50px;
        border-radius: 16px;
      }
    }

    @media (prefers-reduced-motion: reduce){
      html { scroll-behavior: auto; }
      *, *::before, *::after{
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
      }
    }