/* roulang page: index */
:root{
      --primary:#12B886;
      --primary-dark:#0E8F70;
      --secondary:#22C7D8;
      --accent:#FFB86B;
      --ink:#17211F;
      --text:#2A3934;
      --muted:#60736D;
      --bg:#F7FAF8;
      --bg-2:#EEF5F1;
      --card:#FFFFFF;
      --card-2:#FBFDFB;
      --line:#E2EAE6;
      --line-2:#D5E2DC;
      --shadow:0 12px 34px rgba(23,33,31,.08);
      --shadow-soft:0 8px 20px rgba(23,33,31,.06);
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --transition:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(18,184,134,.08), transparent 26%),
        radial-gradient(circle at 80% 10%, rgba(34,199,216,.06), transparent 22%),
        var(--bg);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),transform var(--transition),border-color var(--transition),box-shadow var(--transition)}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(18,184,134,.16);color:var(--ink)}
    .container{width:min(100%,var(--container));padding:0 24px;margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:72px 0}
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:28px;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      color:var(--primary-dark);
      background:#E8F8F2;
      border:1px solid rgba(18,184,134,.12);
      padding:7px 13px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .kicker-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(18,184,134,.12);
    }
    h1,h2,h3,p{margin:0}
    h1{
      font-size:clamp(30px,4.4vw,56px);
      line-height:1.16;
      letter-spacing:-.02em;
      color:var(--ink);
      font-weight:800;
    }
    h2{
      font-size:clamp(24px,3vw,38px);
      line-height:1.18;
      color:var(--ink);
      font-weight:800;
    }
    h3{
      font-size:clamp(18px,1.9vw,23px);
      line-height:1.28;
      color:var(--ink);
      font-weight:800;
    }
    .lead{
      font-size:17px;
      line-height:1.8;
      color:var(--muted);
      margin-top:16px;
      max-width:58ch;
    }
    .small{
      font-size:14px;
      line-height:1.65;
      color:var(--muted);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      cursor:pointer;
      transition:transform var(--transition),background var(--transition),box-shadow var(--transition),border-color var(--transition),color var(--transition),opacity var(--transition);
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(18,184,134,.18)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible,
    .nav-link:focus-visible,
    .search-input:focus-visible,
    .input:focus-visible,
    .faq-item summary:focus-visible,
    .menu-toggle:focus-visible{
      outline:0;
      box-shadow:0 0 0 4px rgba(18,184,134,.16);
    }
    .btn-primary{
      background:var(--primary);
      color:#fff;
    }
    .btn-primary:hover{background:var(--primary-dark)}
    .btn-secondary{
      background:#fff;
      color:var(--ink);
      border-color:#BFD8CE;
    }
    .btn-secondary:hover{
      background:#EEFBF6;
      border-color:#98D8C4;
      color:var(--primary-dark);
    }
    .btn-ghost{
      background:transparent;
      color:var(--primary-dark);
      padding-inline:6px;
      min-height:auto;
      border:0;
      box-shadow:none;
    }
    .btn-ghost:hover{transform:translateX(2px);box-shadow:none}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 11px;
      border-radius:999px;
      background:#F0F7F4;
      color:#3D5A51;
      border:1px solid var(--line);
      font-size:13px;
      font-weight:700;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      background:#F2FAF6;
      color:var(--primary-dark);
      border:1px solid rgba(18,184,134,.14);
    }
    .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(18,184,134,.12);
    }
    .shadow-card{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
    }
    .grid{
      display:grid;
      gap:22px;
    }
    .header{
      position:sticky;
      top:0;
      z-index:120;
      background:rgba(255,255,255,.88);
      backdrop-filter:saturate(180%) blur(16px);
      border-bottom:1px solid rgba(226,234,230,.9);
      box-shadow:0 4px 20px rgba(23,33,31,.05);
    }
    .header-inner{
      min-height:74px;
      display:flex;
      align-items:center;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      flex-shrink:0;
      min-width:0;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(145deg,#EAF9F4,#DFF8F0);
      border:1px solid rgba(18,184,134,.18);
      display:grid;
      place-items:center;
      box-shadow:0 8px 18px rgba(18,184,134,.10);
      flex-shrink:0;
    }
    .brand-mark svg{width:24px;height:24px;display:block}
    .brand-text{display:flex;flex-direction:column;line-height:1.1}
    .brand-title{
      color:var(--ink);
      font-size:18px;
      font-weight:800;
      letter-spacing:.01em;
    }
    .brand-sub{
      color:var(--muted);
      font-size:12px;
      margin-top:4px;
      white-space:nowrap;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:8px;
      flex:1;
      min-width:0;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      flex-wrap:wrap;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      color:#38514A;
      font-weight:700;
      font-size:14px;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-link:hover{
      color:var(--primary-dark);
      background:#E8F8F2;
      border-color:rgba(18,184,134,.12);
    }
    .nav-link.active{
      color:var(--primary-dark);
      background:#E8F8F2;
      border-color:rgba(18,184,134,.12);
    }
    .header-actions{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:12px;
      flex-shrink:0;
    }
    .search{
      position:relative;
      min-width:260px;
      max-width:300px;
      flex:1;
    }
    .search-input{
      width:100%;
      min-height:44px;
      border-radius:999px;
      border:1px solid var(--line-2);
      background:#FFF;
      padding:0 44px 0 16px;
      color:var(--ink);
      outline:none;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .search-input::placeholder{color:#8AA098}
    .search-input:focus{
      border-color:rgba(18,184,134,.42);
      box-shadow:0 0 0 4px rgba(18,184,134,.10);
    }
    .search-icon{
      position:absolute;
      right:14px;
      top:50%;
      transform:translateY(-50%);
      width:18px;height:18px;
      color:#6A7B75;
      pointer-events:none;
    }
    .menu-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--ink);
      cursor:pointer;
      box-shadow:0 6px 16px rgba(23,33,31,.06);
    }
    .menu-toggle svg{width:22px;height:22px}
    .mobile-panel{
      display:none;
      position:fixed;
      inset:74px 0 auto 0;
      background:rgba(247,250,248,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 16px 34px rgba(23,33,31,.10);
      padding:18px;
      z-index:119;
    }
    .mobile-panel.active{display:block}
    .mobile-nav{
      display:grid;
      gap:10px;
    }
    .mobile-nav .nav-link{
      width:100%;
      justify-content:flex-start;
      padding-inline:16px;
      background:#fff;
      border-color:var(--line);
    }
    .mobile-tools{
      margin-top:14px;
      display:grid;
      gap:12px;
    }
    .hero{
      position:relative;
      padding:42px 0 28px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(115deg, rgba(247,250,248,.98) 0%, rgba(247,250,248,.90) 56%, rgba(247,250,248,.78) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      opacity:1;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 25%, rgba(18,184,134,.08), transparent 22%),
        radial-gradient(circle at 80% 22%, rgba(34,199,216,.07), transparent 20%),
        linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.48));
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      align-items:stretch;
      min-height:calc(100vh - 118px);
      max-height:760px;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      padding:18px 0 28px;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:28px;
    }
    .hero-proof{
      margin-top:28px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .proof-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(226,234,230,.95);
      color:#375149;
      box-shadow:0 8px 20px rgba(23,33,31,.04);
      font-size:13px;
      font-weight:700;
    }
    .hero-panel{
      position:relative;
      display:grid;
      align-content:stretch;
      gap:18px;
      padding:22px;
    }
    .console{
      position:relative;
      overflow:hidden;
      min-height:540px;
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.92)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border:1px solid rgba(226,234,230,.92);
      box-shadow:var(--shadow);
      padding:18px;
    }
    .console-top{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      margin-bottom:16px;
    }
    .window-dots{
      display:flex;gap:7px;align-items:center;
    }
    .window-dots span{
      width:11px;height:11px;border-radius:50%;
      background:#D8E4E0;
    }
    .window-dots span:nth-child(1){background:#FFB86B}
    .window-dots span:nth-child(2){background:#22C7D8}
    .window-dots span:nth-child(3){background:#12B886}
    .status{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:13px;
      font-weight:700;
      color:var(--primary-dark);
      background:#E8F8F2;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(18,184,134,.12);
    }
    .console-layout{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
    }
    .console-head{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:flex-start;
    }
    .console-title{
      font-size:22px;
      font-weight:800;
      color:var(--ink);
      line-height:1.2;
    }
    .console-sub{
      color:var(--muted);
      font-size:14px;
      margin-top:8px;
    }
    .console-card{
      background:rgba(255,255,255,.84);
      border:1px solid rgba(226,234,230,.92);
      border-radius:20px;
      padding:16px;
      box-shadow:0 10px 24px rgba(23,33,31,.05);
    }
    .console-card + .console-card{margin-top:12px}
    .mini-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .mini{
      border-radius:18px;
      padding:15px;
      background:#fff;
      border:1px solid var(--line);
    }
    .mini-label{
      display:flex;
      align-items:center;
      gap:8px;
      color:#51716A;
      font-size:12px;
      font-weight:700;
      margin-bottom:10px;
    }
    .mini-value{
      color:var(--ink);
      font-size:18px;
      font-weight:800;
      line-height:1.2;
    }
    .mini-desc{
      margin-top:8px;
      font-size:13px;
      color:var(--muted);
    }
    .path-list{
      display:grid;
      gap:10px;
      margin-top:4px;
    }
    .path-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 0;
      border-top:1px dashed #DDE8E3;
    }
    .path-item:first-child{border-top:0;padding-top:0}
    .step-num{
      flex-shrink:0;
      width:30px;height:30px;border-radius:50%;
      background:#E8F8F2;
      color:var(--primary-dark);
      display:grid;
      place-items:center;
      font-size:13px;
      font-weight:800;
      border:1px solid rgba(18,184,134,.15);
    }
    .path-content strong{
      display:block;
      color:var(--ink);
      font-size:15px;
      margin-bottom:4px;
    }
    .path-content span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .hero-figure{
      position:absolute;
      right:20px;
      bottom:18px;
      width:min(46%,260px);
      padding:12px;
      border-radius:22px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(226,234,230,.92);
      box-shadow:0 10px 24px rgba(23,33,31,.05);
    }
    .hero-figure img{
      width:100%;
      aspect-ratio:16/11;
      object-fit:cover;
      border-radius:16px;
      border:1px solid var(--line);
    }
    .hero-figure .mini-desc{margin-top:10px}
    .hero-section-title{
      display:flex;
      flex-direction:column;
      gap:18px;
      max-width:700px;
    }
    .section-split{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:24px;
      align-items:start;
    }
    .pain-rail{
      display:grid;
      gap:14px;
    }
    .pain-card{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      background:var(--card);
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:0 10px 22px rgba(23,33,31,.05);
      transition:transform var(--transition),border-color var(--transition),box-shadow var(--transition);
    }
    .pain-card:hover{
      transform:translateY(-3px);
      border-color:rgba(18,184,134,.28);
      box-shadow:0 16px 30px rgba(23,33,31,.08);
    }
    .icon{
      width:44px;height:44px;border-radius:14px;
      background:#F3FBF7;
      display:grid;
      place-items:center;
      border:1px solid rgba(18,184,134,.14);
      flex-shrink:0;
    }
    .icon svg{width:22px;height:22px;color:var(--primary-dark)}
    .pain-card h3{font-size:18px;margin-bottom:6px}
    .pain-card p{color:var(--muted);font-size:14px;line-height:1.7}
    .intro-card{
      position:relative;
      overflow:hidden;
      padding:24px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.98)),
        url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      border:1px solid var(--line);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
      min-height:100%;
    }
    .intro-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(18,184,134,.08), transparent 40%, rgba(34,199,216,.06));
      pointer-events:none;
    }
    .intro-card > *{position:relative;z-index:1}
    .intro-cta{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:22px;
    }
    .intro-list{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .intro-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:15px;
    }
    .intro-list li::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      margin-top:11px;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(18,184,134,.12);
      flex-shrink:0;
    }
    .category-feature{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:20px;
      align-items:stretch;
    }
    .category-card{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      padding:24px;
      background:
        linear-gradient(135deg, rgba(18,184,134,.09), rgba(34,199,216,.05)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border:1px solid rgba(18,184,134,.12);
      box-shadow:var(--shadow-soft);
    }
    .category-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg, rgba(247,250,248,.96) 0%, rgba(247,250,248,.92) 60%, rgba(247,250,248,.76) 100%);
      pointer-events:none;
    }
    .category-card > *{position:relative;z-index:1}
    .category-card .tag{background:#fff}
    .category-points{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .point{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.84);
      border:1px solid rgba(226,234,230,.9);
    }
    .point strong{
      display:block;
      color:var(--ink);
      font-size:15px;
      margin-bottom:4px;
    }
    .point span{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .category-panel{
      display:grid;
      grid-template-rows:auto 1fr;
      gap:16px;
    }
    .filter-bar{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .filter{
      padding:9px 13px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:#456058;
      font-size:13px;
      font-weight:700;
    }
    .filter.active{background:#E8F8F2;color:var(--primary-dark);border-color:rgba(18,184,134,.14)}
    .timeline{
      display:grid;
      grid-template-columns:repeat(5,minmax(0,1fr));
      gap:14px;
    }
    .timeline-step{
      position:relative;
      padding:18px;
      background:var(--card);
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:0 10px 22px rgba(23,33,31,.05);
      min-height:190px;
    }
    .timeline-step::before{
      content:"";
      position:absolute;
      top:22px;
      right:-8px;
      width:14px;height:14px;
      border-radius:50%;
      background:linear-gradient(145deg,var(--primary),var(--secondary));
      box-shadow:0 0 0 6px rgba(18,184,134,.08);
    }
    .timeline-step:last-child::before{display:none}
    .timeline-step .num{
      width:36px;height:36px;border-radius:12px;
      background:#E8F8F2;color:var(--primary-dark);
      display:grid;place-items:center;
      font-weight:800;
      margin-bottom:14px;
      border:1px solid rgba(18,184,134,.12);
    }
    .timeline-step p{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      margin-top:8px;
    }
    .status-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:#F6FBF8;
      border:1px solid var(--line);
      color:#526A63;
      font-size:12px;
      font-weight:700;
      margin-top:14px;
    }
    .matrix{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:20px;
      align-items:stretch;
    }
    .matrix-big{
      position:relative;
      overflow:hidden;
      padding:24px;
      min-height:100%;
      border-radius:28px;
      border:1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.99)),
        radial-gradient(circle at 15% 15%, rgba(18,184,134,.08), transparent 20%);
      box-shadow:var(--shadow-soft);
    }
    .matrix-big .diagram{
      margin-top:16px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .diagram-box{
      min-height:160px;
      border-radius:20px;
      border:1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(18,184,134,.05), rgba(34,199,216,.03)),
        #fff;
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .diagram-box::after{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(18,184,134,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(18,184,134,.08) 1px, transparent 1px);
      background-size:18px 18px;
      opacity:.35;
      pointer-events:none;
    }
    .diagram-box > *{position:relative;z-index:1}
    .node-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-top:16px;
    }
    .node{
      flex:1 1 120px;
      padding:12px 12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:16px;
      box-shadow:0 6px 16px rgba(23,33,31,.04);
    }
    .node strong{display:block;color:var(--ink);font-size:14px;margin-bottom:4px}
    .node span{display:block;color:var(--muted);font-size:12px;line-height:1.55}
    .diagram-arrow{
      color:#91A9A2;
      font-weight:800;
      flex-shrink:0;
    }
    .matrix-side{
      display:grid;
      gap:14px;
    }
    .feature-mini{
      padding:18px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 10px 20px rgba(23,33,31,.05);
    }
    .feature-mini h3{font-size:18px;margin-bottom:8px}
    .feature-mini p{font-size:14px;color:var(--muted);line-height:1.7}
    .feature-mini .tag{margin-top:12px}
    .results{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .result-card{
      padding:18px;
      border-radius:20px;
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:0 10px 22px rgba(23,33,31,.05);
      transition:transform var(--transition),border-color var(--transition),box-shadow var(--transition);
    }
    .result-card:hover{
      transform:translateY(-3px);
      border-color:rgba(18,184,134,.25);
      box-shadow:0 16px 26px rgba(23,33,31,.08);
    }
    .result-top{
      display:flex;
      justify-content:space-between;
      gap:10px;
      align-items:center;
      margin-bottom:12px;
    }
    .result-card h3{font-size:18px}
    .result-card p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7}
    .result-card ul{margin:12px 0 0;padding:0;display:grid;gap:8px}
    .result-card li{
      list-style:none;
      display:flex;
      gap:8px;
      align-items:flex-start;
      font-size:13px;
      color:#3B514B;
    }
    .result-card li::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--secondary);
      margin-top:10px;
      flex-shrink:0;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:1fr .7fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .quote-card{
      padding:24px;
      background:var(--card);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:0 10px 24px rgba(23,33,31,.05);
      position:relative;
      overflow:hidden;
    }
    .quote-card::before{
      content:"“";
      position:absolute;
      top:6px;
      right:16px;
      font-size:82px;
      line-height:1;
      color:rgba(18,184,134,.10);
      font-weight:900;
    }
    .quote-card p{
      color:var(--text);
      font-size:15px;
      line-height:1.9;
    }
    .quote-foot{
      margin-top:18px;
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .center-note{
      padding:24px;
      border-radius:24px;
      background:linear-gradient(180deg,#EEF9F4,#F7FBF9);
      border:1px solid rgba(18,184,134,.12);
      box-shadow:0 10px 24px rgba(23,33,31,.04);
      display:flex;
      flex-direction:column;
      justify-content:center;
      align-items:flex-start;
      gap:14px;
      min-height:100%;
    }
    .center-note h3{font-size:22px}
    .center-note p{font-size:14px;color:var(--muted);line-height:1.8}
    .faq{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
      box-shadow:0 10px 20px rgba(23,33,31,.04);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:800;
      color:var(--ink);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary .q{
      display:inline-flex;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .faq-item summary .mark{
      width:28px;height:28px;border-radius:999px;
      display:grid;place-items:center;
      background:#E8F8F2;
      color:var(--primary-dark);
      flex-shrink:0;
      font-size:13px;
      font-weight:900;
      border:1px solid rgba(18,184,134,.12);
    }
    .faq-item summary svg{
      width:18px;height:18px;
      color:#7A8F89;
      transition:transform var(--transition),color var(--transition);
      flex-shrink:0;
    }
    .faq-item[open] summary{color:var(--primary-dark)}
    .faq-item[open] summary svg{transform:rotate(180deg);color:var(--primary-dark)}
    .faq-body{
      padding:0 20px 18px 58px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .cta{
      padding:0 0 92px;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      padding:28px;
      background:
        linear-gradient(135deg, rgba(18,184,134,.10), rgba(34,199,216,.06)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border:1px solid rgba(18,184,134,.12);
      box-shadow:var(--shadow);
    }
    .cta-box::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg, rgba(255,255,255,.95) 0%, rgba(255,255,255,.90) 58%, rgba(255,255,255,.78) 100%);
      pointer-events:none;
    }
    .cta-box > *{position:relative;z-index:1}
    .cta-grid{
      display:grid;
      grid-template-columns:1fr .95fr;
      gap:20px;
      align-items:center;
    }
    .form-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:22px;
      box-shadow:0 10px 24px rgba(23,33,31,.05);
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .field{display:grid;gap:8px}
    .field.full{grid-column:1/-1}
    .label{
      color:#415851;
      font-size:13px;
      font-weight:700;
    }
    .input, .textarea, .select{
      width:100%;
      min-height:48px;
      border-radius:14px;
      border:1px solid #DDE8E3;
      background:#fff;
      padding:0 14px;
      color:var(--ink);
      outline:none;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .textarea{
      min-height:110px;
      padding:14px;
      resize:vertical;
    }
    .input:focus,.textarea:focus,.select:focus{
      border-color:rgba(18,184,134,.42);
      box-shadow:0 0 0 4px rgba(18,184,134,.10);
    }
    .service-flow{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .flow-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--text);
      font-size:14px;
    }
    .flow-item .flow-num{
      width:28px;height:28px;
      border-radius:50%;
      background:#E8F8F2;
      color:var(--primary-dark);
      display:grid;place-items:center;
      flex-shrink:0;
      font-weight:800;
      border:1px solid rgba(18,184,134,.12);
    }
    .footer{
      background:#13211D;
      color:#D7E6DF;
      padding:54px 0 30px;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
      padding-bottom:24px;
      border-bottom:1px solid rgba(215,230,223,.16);
    }
    .footer .brand-title,
    .footer .brand-sub{color:#F1FAF6}
    .footer .brand-sub{opacity:.82}
    .footer p,.footer a,.footer li,.footer .small{color:#C4D3CD}
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      width:fit-content;
      color:#D9E7E2;
      padding:2px 0;
    }
    .footer-links a:hover{color:#ffffff}
    .footer-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .footer-tag{
      display:inline-flex;
      align-items:center;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(215,230,223,.14);
      background:rgba(255,255,255,.04);
      color:#E7F2ED;
      font-size:13px;
      font-weight:700;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      padding-top:18px;
      font-size:13px;
      color:#B5C8C0;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:#6A7B75;
      font-size:13px;
      margin-bottom:14px;
    }
    .breadcrumb a{color:#5A736C}
    .breadcrumb span{opacity:.7}
    .link-line{
      color:var(--primary-dark);
      font-weight:700;
    }
    .section-caption{
      max-width:60ch;
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
      margin-top:10px;
    }
    .topline{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:14px;
    }
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(18,184,134,.22), transparent);
      margin:20px 0 0;
    }
    .sticky-note{
      position:sticky;
      top:98px;
    }
    .img-card{
      overflow:hidden;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 10px 22px rgba(23,33,31,.05);
    }
    .img-card img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
    }
    .img-card .img-body{
      padding:16px;
    }
    .img-card .img-body h3{font-size:18px;margin-bottom:6px}
    .img-card .img-body p{font-size:14px;color:var(--muted);line-height:1.7}
    .muted-card{
      padding:18px;
      border-radius:20px;
      background:#F7FBF9;
      border:1px solid var(--line);
    }
    .chips{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      padding:8px 11px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:#425852;
      font-size:13px;
      font-weight:700;
    }
    .inline-links{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:14px;
    }
    .inline-links a{
      color:var(--primary-dark);
      font-weight:700;
      font-size:14px;
    }
    .inline-links a:hover{color:#0b7158}
    .pointer{
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .pointer svg{width:15px;height:15px}
    @media (max-width:1199px){
      .hero-grid{grid-template-columns:1fr .96fr;min-height:auto}
      .timeline{grid-template-columns:repeat(3,minmax(0,1fr))}
      .timeline-step:nth-child(3)::before{display:none}
      .results{grid-template-columns:repeat(2,minmax(0,1fr))}
      .proof-grid{grid-template-columns:1fr 1fr}
      .proof-grid .center-note{grid-column:1/-1}
      .matrix{grid-template-columns:1fr}
      .footer-top{grid-template-columns:1fr 1fr}
    }
    @media (max-width:991px){
      .nav-links,.header-actions .search,.header-actions .btn-secondary{display:none}
      .menu-toggle{display:inline-flex}
      .hero-grid,.section-split,.category-feature,.cta-grid{grid-template-columns:1fr}
      .hero{padding-top:26px}
      .hero-grid{gap:20px}
      .hero-panel{padding:0}
      .console{min-height:auto}
      .hero-figure{position:static;width:100%;margin-top:14px}
      .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
      .timeline-step:nth-child(2)::before{display:none}
      .category-card{min-height:auto}
      .sticky-note{position:static}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column;align-items:flex-start}
      .search{min-width:0;max-width:none}
    }
    @media (max-width:767px){
      .container{padding:0 18px}
      .section{padding:62px 0}
      .section-tight{padding:54px 0}
      .header-inner{min-height:68px}
      .brand-sub{display:none}
      .console{padding:16px;border-radius:24px}
      .console-top{flex-wrap:wrap}
      .console-title{font-size:19px}
      .mini-grid{grid-template-columns:1fr}
      .timeline,.results,.proof-grid,.form-grid{grid-template-columns:1fr}
      .timeline-step::before{display:none}
      .timeline-step{min-height:auto}
      .hero-actions,.intro-cta{display:grid;grid-template-columns:1fr}
      .hero-proof{display:grid;grid-template-columns:1fr 1fr}
      .proof-pill{justify-content:center}
      .cta-box{padding:20px;border-radius:26px}
      .form-card{padding:18px}
      .faq-body{padding-left:20px}
      .section-title{flex-direction:column;align-items:flex-start}
    }
    @media (max-width:520px){
      h1{font-size:clamp(30px,9vw,34px)}
      h2{font-size:clamp(24px,7vw,28px)}
      .hero-proof{grid-template-columns:1fr}
      .brand-title{font-size:17px}
      .menu-toggle{width:44px;height:44px}
      .btn{width:100%}
      .intro-card,.category-card,.cta-box{border-radius:24px}
      .shadow-card,.pain-card,.result-card,.quote-card,.feature-mini{border-radius:18px}
      .mobile-panel{padding:16px}
    }

/* roulang page: category1 */
:root{
      --primary:#12B886;
      --primary-dark:#0E8F70;
      --primary-soft:#E8F8F2;
      --secondary:#22C7D8;
      --accent:#FFB86B;
      --ink:#17211F;
      --muted:#60736D;
      --weak:#8A9B96;
      --base:#F7FAF8;
      --base-2:#F3F7F5;
      --card:#FFFFFF;
      --card-soft:#FBFDFB;
      --border:#E2EAE6;
      --border-strong:#CFE0D9;
      --danger:#E85D5D;
      --footer:#13211D;
      --footer-text:#B8C8C1;
      --white:#FFFFFF;
      --shadow:0 12px 34px rgba(23,33,31,.08);
      --shadow-hover:0 18px 46px rgba(23,33,31,.12);
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1200px;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 12%,rgba(34,199,216,.08),transparent 32%),
        radial-gradient(circle at 88% 8%,rgba(18,184,134,.08),transparent 28%),
        linear-gradient(180deg,var(--base),#fff 42%,var(--base-2));
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(18,184,134,.18);color:var(--ink)}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .section{padding:84px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(18,184,134,.22);
      background:rgba(232,248,242,.9);
      color:var(--primary-dark);
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      line-height:1.4;
    }
    .eyebrow:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 5px rgba(18,184,134,.12);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(32px,4.4vw,54px);
      line-height:1.16;
      letter-spacing:-.03em;
      margin:18px 0 18px;
      font-weight:800;
    }
    h2{
      font-size:clamp(25px,3vw,38px);
      line-height:1.22;
      letter-spacing:-.02em;
      margin:0 0 14px;
      font-weight:800;
    }
    h3{
      font-size:20px;
      line-height:1.35;
      margin:0 0 10px;
      font-weight:750;
    }
    p{color:var(--muted);font-size:16px}
    .small{font-size:14px;line-height:1.6;color:var(--weak)}
    .lead{font-size:17px;line-height:1.85;color:var(--muted);max-width:760px}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:28px;
      align-items:flex-end;
      margin-bottom:30px;
    }
    .section-head p{max-width:620px;margin-bottom:0}
    .text-gradient{
      background:linear-gradient(90deg,var(--primary-dark),var(--secondary));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 22px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      font-size:15px;
      transition:var(--ease);
      white-space:nowrap;
      text-decoration:none;
    }
    .btn-primary{
      background:var(--primary);
      color:#fff;
      box-shadow:0 10px 22px rgba(18,184,134,.24);
    }
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(18,184,134,.3)}
    .btn-primary:active,.btn-secondary:active{transform:translateY(0) scale(.98)}
    .btn-secondary{
      background:#fff;
      color:var(--ink);
      border-color:rgba(18,184,134,.35);
    }
    .btn-secondary:hover{background:var(--primary-soft);border-color:var(--primary);transform:translateY(-2px)}
    .btn-ghost{
      padding:8px 0;
      color:var(--primary-dark);
      font-weight:800;
      display:inline-flex;
      align-items:center;
      gap:8px;
      transition:var(--ease);
    }
    .btn-ghost:hover{color:var(--primary);gap:12px}
    .btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(18,184,134,.26);
      outline-offset:3px;
    }

    .header{
      position:sticky;
      top:0;
      z-index:100;
      background:rgba(255,255,255,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--border);
      box-shadow:0 4px 20px rgba(23,33,31,.05);
    }
    .header-inner{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
    }
    .brand-mark{
      width:43px;height:43px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,#F0FCF8,#FFFFFF);
      border:1px solid rgba(18,184,134,.18);
      box-shadow:0 8px 20px rgba(18,184,134,.12);
    }
    .brand-mark svg{width:28px;height:28px}
    .brand-text{display:flex;flex-direction:column;line-height:1.12}
    .brand-title{font-weight:900;font-size:18px;letter-spacing:.01em;color:var(--ink)}
    .brand-sub{font-size:12px;color:var(--muted);margin-top:3px;font-weight:700}
    .nav{
      flex:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-width:0;
    }
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      margin-left:18px;
    }
    .nav-link{
      min-height:40px;
      display:inline-flex;
      align-items:center;
      padding:9px 14px;
      border-radius:999px;
      color:#42534E;
      font-size:15px;
      font-weight:750;
      transition:var(--ease);
    }
    .nav-link:hover{background:var(--primary-soft);color:var(--primary-dark)}
    .nav-link.active{background:var(--primary-soft);color:var(--primary-dark)}
    .header-actions{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }
    .search{
      position:relative;
      width:292px;
    }
    .search-input{
      width:100%;
      height:44px;
      border:1px solid var(--border);
      border-radius:999px;
      background:#fff;
      padding:0 42px 0 16px;
      color:var(--ink);
      transition:var(--ease);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.8);
    }
    .search-input::placeholder{color:#91A19C}
    .search-input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(18,184,134,.11);outline:none}
    .search-icon{
      position:absolute;
      right:14px;
      top:50%;
      transform:translateY(-50%);
      width:19px;height:19px;
      color:var(--muted);
      pointer-events:none;
    }
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      border:1px solid var(--border);
      background:#fff;
      color:var(--ink);
      transition:var(--ease);
    }
    .menu-toggle:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-soft)}
    .menu-toggle svg{width:22px;height:22px}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--border);
      background:#fff;
      padding:14px 24px 20px;
      box-shadow:0 16px 34px rgba(23,33,31,.07);
    }
    .mobile-nav{display:grid;gap:8px;margin-bottom:14px}
    .mobile-tools{display:grid;gap:12px}
    .mobile-tools .search{width:100%}
    .mobile-tools .btn{width:100%}

    .hero{
      position:relative;
      padding:70px 0 58px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,250,248,.96),rgba(233,248,242,.92)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      z-index:-2;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(23,33,31,.05) 1px,transparent 1px),
        linear-gradient(90deg,rgba(23,33,31,.05) 1px,transparent 1px);
      background-size:34px 34px;
      opacity:.42;
      z-index:-1;
      mask-image:linear-gradient(90deg,#000,transparent 86%);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.04fr .96fr;
      gap:48px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      font-size:14px;
      color:var(--muted);
      margin-bottom:14px;
    }
    .breadcrumb a{font-weight:800;color:var(--primary-dark)}
    .breadcrumb span{color:var(--weak)}
    .hero-actions{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      margin:28px 0 20px;
    }
    .hero-proof{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .proof-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(226,234,230,.86);
      border-radius:999px;
      color:#42534E;
      font-size:14px;
      font-weight:750;
    }
    .proof-pill i{
      width:9px;height:9px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(18,184,134,.12);
    }
    .index-panel{
      position:relative;
      background:rgba(255,255,255,.84);
      border:1px solid rgba(226,234,230,.92);
      border-radius:var(--radius-lg);
      padding:20px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .index-panel:before{
      content:"";
      position:absolute;
      width:260px;height:260px;
      border-radius:50%;
      background:rgba(34,199,216,.12);
      right:-80px;top:-100px;
    }
    .panel-top{
      position:relative;
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      padding:8px 4px 18px;
      border-bottom:1px solid var(--border);
    }
    .window-dots{display:flex;gap:7px}
    .window-dots span{width:10px;height:10px;border-radius:50%;background:var(--border-strong)}
    .window-dots span:nth-child(1){background:var(--accent)}
    .window-dots span:nth-child(2){background:var(--secondary)}
    .window-dots span:nth-child(3){background:var(--primary)}
    .status{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-size:13px;
      font-weight:800;
    }
    .status:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      animation:pulse 1.8s infinite;
    }
    @keyframes pulse{
      0%,100%{box-shadow:0 0 0 0 rgba(18,184,134,.28)}
      50%{box-shadow:0 0 0 8px rgba(18,184,134,0)}
    }
    .topic-search-card{
      position:relative;
      padding:20px 0 4px;
      display:grid;
      gap:16px;
    }
    .topic-search{
      position:relative;
      border:1px solid var(--border);
      border-radius:18px;
      background:#fff;
      padding:16px 18px;
      box-shadow:0 10px 26px rgba(23,33,31,.06);
    }
    .topic-search strong{display:block;font-size:15px;margin-bottom:8px}
    .topic-search .bar{
      height:12px;
      width:100%;
      border-radius:999px;
      background:linear-gradient(90deg,rgba(18,184,134,.8),rgba(34,199,216,.45),rgba(255,184,107,.35));
      margin-top:12px;
    }
    .topic-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .topic-mini{
      padding:15px;
      border-radius:18px;
      border:1px solid var(--border);
      background:rgba(251,253,251,.92);
      transition:var(--ease);
    }
    .topic-mini:hover{transform:translateY(-3px);border-color:rgba(18,184,134,.35);box-shadow:0 10px 22px rgba(23,33,31,.07)}
    .topic-mini span{
      display:inline-flex;
      width:32px;height:32px;
      align-items:center;justify-content:center;
      border-radius:12px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:900;
      margin-bottom:10px;
    }
    .topic-mini strong{display:block;font-size:15px}
    .topic-mini small{display:block;color:var(--muted);margin-top:4px}

    .filter-wrap{
      margin-top:-28px;
      position:relative;
      z-index:3;
    }
    .filter-bar{
      background:rgba(255,255,255,.92);
      border:1px solid var(--border);
      box-shadow:var(--shadow);
      border-radius:22px;
      padding:12px;
      display:flex;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
    }
    .filter-bar::-webkit-scrollbar{display:none}
    .filter-btn{
      border:1px solid transparent;
      background:transparent;
      border-radius:999px;
      padding:10px 16px;
      min-height:42px;
      color:#43564F;
      font-weight:800;
      white-space:nowrap;
      transition:var(--ease);
    }
    .filter-btn:hover{background:var(--primary-soft);color:var(--primary-dark)}
    .filter-btn.active{background:var(--primary);color:#fff;box-shadow:0 10px 20px rgba(18,184,134,.22)}

    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:28px;
      align-items:start;
    }
    .guide-list{display:grid;gap:18px}
    .guide-card{
      display:grid;
      grid-template-columns:168px minmax(0,1fr);
      gap:20px;
      align-items:stretch;
      background:var(--card);
      border:1px solid var(--border);
      border-radius:var(--radius-md);
      padding:16px;
      box-shadow:0 8px 24px rgba(23,33,31,.055);
      transition:var(--ease);
      overflow:hidden;
    }
    .guide-card:hover{
      transform:translateY(-4px);
      border-color:rgba(18,184,134,.42);
      box-shadow:var(--shadow-hover);
    }
    .guide-card:hover .arrow{transform:translateX(4px)}
    .guide-thumb{
      min-height:148px;
      border-radius:17px;
      overflow:hidden;
      background:linear-gradient(135deg,var(--primary-soft),#fff);
      position:relative;
    }
    .guide-thumb img{
      width:100%;height:100%;
      object-fit:cover;
      filter:saturate(.9);
    }
    .guide-thumb:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg,rgba(18,184,134,.16),rgba(255,255,255,.04));
    }
    .guide-icon{
      min-height:148px;
      border-radius:17px;
      display:grid;
      place-items:center;
      background:
        radial-gradient(circle at 75% 20%,rgba(34,199,216,.18),transparent 35%),
        linear-gradient(135deg,#F3FBF8,#fff);
      border:1px solid var(--border);
    }
    .guide-icon svg{width:64px;height:64px}
    .guide-body{padding:4px 4px 2px;min-width:0}
    .tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:27px;
      padding:4px 9px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-size:13px;
      font-weight:800;
    }
    .tag.secondary{background:rgba(34,199,216,.12);color:#168A97}
    .tag.accent{background:rgba(255,184,107,.18);color:#A96820}
    .guide-card h3{font-size:22px;margin-bottom:8px}
    .guide-card p{margin-bottom:14px}
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px 12px;
      color:var(--weak);
      font-size:13px;
      margin-bottom:12px;
    }
    .meta-row span{
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .meta-row span:before{
      content:"";
      width:5px;height:5px;border-radius:50%;
      background:var(--secondary);
    }
    .arrow{transition:var(--ease);display:inline-block}

    .path-banner{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(18,184,134,.18);
      background:
        linear-gradient(120deg,rgba(232,248,242,.96),rgba(255,255,255,.92)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      padding:30px;
      box-shadow:var(--shadow);
    }
    .path-banner:before{
      content:"";
      position:absolute;
      inset:18px;
      border-radius:22px;
      border:1px dashed rgba(18,184,134,.28);
      pointer-events:none;
    }
    .path-banner-content{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
    }
    .node-line{
      display:flex;
      gap:10px;
      align-items:center;
      margin-top:18px;
      color:var(--muted);
      font-size:14px;
      font-weight:750;
      flex-wrap:wrap;
    }
    .node-line span{
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .node-line span:before{
      content:"";
      width:12px;height:12px;border-radius:50%;
      background:#fff;
      border:3px solid var(--primary);
    }
    .node-line i{
      width:32px;height:1px;
      background:rgba(18,184,134,.35);
      display:inline-block;
    }

    .sidebar{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card{
      background:var(--card);
      border:1px solid var(--border);
      border-radius:var(--radius-md);
      padding:22px;
      box-shadow:0 10px 26px rgba(23,33,31,.055);
    }
    .side-card h3{font-size:18px}
    .keyword-cloud{
      display:flex;
      gap:9px;
      flex-wrap:wrap;
    }
    .keyword-cloud a,.keyword-cloud span{
      display:inline-flex;
      align-items:center;
      padding:8px 11px;
      border-radius:999px;
      background:var(--base-2);
      color:#43564F;
      font-size:14px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--ease);
    }
    .keyword-cloud a:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:rgba(18,184,134,.24)}
    .quick-steps{counter-reset:step;display:grid;gap:12px;margin:16px 0 18px}
    .quick-steps li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
    }
    .quick-steps li:before{
      counter-increment:step;
      content:counter(step);
      flex:0 0 26px;
      height:26px;
      border-radius:10px;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:900;
      line-height:1;
    }
    .mini-faq-links{display:grid;gap:10px}
    .mini-faq-links a{
      padding:12px 13px;
      border:1px solid var(--border);
      background:var(--card-soft);
      border-radius:14px;
      color:#43564F;
      font-size:14px;
      font-weight:750;
      transition:var(--ease);
    }
    .mini-faq-links a:hover{border-color:rgba(18,184,134,.35);background:var(--primary-soft);color:var(--primary-dark)}

    .scene-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      align-items:stretch;
    }
    .scene-visual{
      border-radius:var(--radius-lg);
      overflow:hidden;
      min-height:360px;
      position:relative;
      box-shadow:var(--shadow);
      border:1px solid var(--border);
      background:var(--card);
    }
    .scene-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .scene-visual:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(18,184,134,.2));
    }
    .scene-cards{display:grid;gap:14px}
    .scene-card{
      padding:22px;
      border-radius:var(--radius-md);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 8px 22px rgba(23,33,31,.05);
      transition:var(--ease);
    }
    .scene-card:hover{transform:translateY(-3px);border-color:rgba(18,184,134,.34);box-shadow:var(--shadow)}
    .scene-card strong{
      display:flex;
      align-items:center;
      gap:10px;
      font-size:18px;
      margin-bottom:8px;
    }
    .scene-card strong:before{
      content:"";
      width:24px;height:24px;
      border-radius:9px;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 8px 16px rgba(18,184,134,.2);
    }

    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .faq-item{
      background:#fff;
      border:1px solid var(--border);
      border-radius:18px;
      padding:22px;
      box-shadow:0 8px 22px rgba(23,33,31,.045);
      transition:var(--ease);
    }
    .faq-item:hover{border-color:rgba(18,184,134,.32);box-shadow:var(--shadow)}
    .faq-question{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--ink);
      font-weight:850;
      font-size:17px;
      margin-bottom:9px;
    }
    .faq-question:before{
      content:"Q";
      flex:0 0 28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-size:14px;
      font-weight:900;
    }
    .faq-item p{margin-bottom:0}

    .consult{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      padding:34px;
      background:
        radial-gradient(circle at 82% 18%,rgba(34,199,216,.17),transparent 34%),
        linear-gradient(120deg,#EAF9F3,#FFFFFF);
      border:1px solid rgba(18,184,134,.2);
      box-shadow:var(--shadow);
    }
    .consult-grid{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:28px;
      align-items:start;
      position:relative;
    }
    .commit-list{
      display:grid;
      gap:12px;
      margin:22px 0 0;
      padding:0;
    }
    .commit-list li{
      list-style:none;
      display:flex;
      gap:10px;
      color:var(--muted);
      font-weight:750;
    }
    .commit-list li:before{
      content:"✓";
      width:24px;height:24px;
      border-radius:50%;
      flex:0 0 24px;
      display:grid;
      place-items:center;
      background:var(--primary);
      color:#fff;
      font-weight:900;
      line-height:1;
    }
    .form-card{
      background:rgba(255,255,255,.86);
      border:1px solid var(--border);
      border-radius:24px;
      padding:22px;
      box-shadow:0 12px 28px rgba(23,33,31,.07);
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{font-size:14px;font-weight:800;color:#3F504B}
    input,select,textarea{
      width:100%;
      border:1px solid #DDE8E3;
      background:#fff;
      color:var(--ink);
      border-radius:14px;
      padding:12px 14px;
      min-height:48px;
      transition:var(--ease);
    }
    textarea{min-height:104px;resize:vertical}
    input:focus,select:focus,textarea:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(18,184,134,.1);
      outline:none;
    }
    .form-card .btn{width:100%;margin-top:14px}

    .footer{
      margin-top:86px;
      background:var(--footer);
      color:var(--footer-text);
      padding:56px 0 24px;
    }
    .footer .brand-title{color:#F1FAF6}
    .footer .brand-sub{color:#9FB3AB}
    .footer .brand-mark{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);box-shadow:none}
    .footer p{color:var(--footer-text)}
    .footer-top{
      display:grid;
      grid-template-columns:1.35fr .75fr .9fr;
      gap:38px;
      align-items:start;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:var(--footer-text);
      transition:var(--ease);
      width:max-content;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-tags{display:flex;gap:9px;flex-wrap:wrap}
    .footer-tag{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
      color:#D6E3DD;
      font-size:13px;
      font-weight:750;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      border-top:1px solid rgba(255,255,255,.1);
      margin-top:34px;
      padding-top:20px;
      color:#96A9A1;
      font-size:14px;
    }

    @media (max-width:1080px){
      .search{width:236px}
      .hero-grid,.scene-grid,.consult-grid{grid-template-columns:1fr}
      .content-layout{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(3,1fr)}
    }
    @media (max-width:900px){
      .container{width:min(100% - 36px,var(--container))}
      .section{padding:64px 0}
      .header-inner{min-height:66px}
      .nav-links,.header-actions>.search,.header-actions>.btn{display:none}
      .nav{justify-content:flex-end}
      .menu-toggle{display:grid;place-items:center}
      .mobile-panel.is-open{display:block}
      .brand-sub{display:none}
      .hero{padding:52px 0 48px}
      .topic-list{grid-template-columns:1fr}
      .guide-card{grid-template-columns:128px minmax(0,1fr)}
      .sidebar{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .footer-top{grid-template-columns:1fr 1fr}
      .footer-top>div:first-child{grid-column:1/-1}
    }
    @media (max-width:680px){
      .container{width:min(100% - 32px,var(--container))}
      .section-head{display:block}
      .hero-actions{align-items:stretch}
      .hero-actions .btn{width:100%}
      .filter-wrap{margin-top:-18px}
      .guide-card{grid-template-columns:1fr;padding:14px}
      .guide-thumb,.guide-icon{min-height:190px}
      .path-banner{padding:24px}
      .path-banner-content{grid-template-columns:1fr}
      .node-line i{display:none}
      .form-grid{grid-template-columns:1fr}
      .consult{padding:24px}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:480px){
      .container{width:min(100% - 28px,var(--container))}
      h1{font-size:31px}
      h2{font-size:25px}
      .hero{padding-top:42px}
      .index-panel{padding:14px;border-radius:22px}
      .topic-search{padding:14px}
      .filter-bar{border-radius:18px}
      .guide-card h3{font-size:20px}
      .guide-thumb,.guide-icon{min-height:160px}
      .side-card,.faq-item,.scene-card,.form-card{padding:18px}
      .footer{margin-top:64px}
    }