/* roulang page: index */
:root{
      --bg:#F7FAFD;
      --bg-soft:#EEF4FA;
      --card:#FFFFFF;
      --line:#D9E4F1;
      --line-strong:#C6D5E7;
      --text:#17324A;
      --muted:#607084;
      --muted-2:#7D8DA0;
      --primary:#2F5F9B;
      --primary-2:#336AA8;
      --primary-3:#4B7FB8;
      --accent:#6BA8B8;
      --warm:#D79B3A;
      --success:#3A8F68;
      --shadow:0 18px 50px rgba(41,72,108,.08);
      --shadow-hover:0 22px 60px rgba(41,72,108,.13);
      --radius:18px;
      --radius-sm:14px;
      --radius-lg:24px;
      --container:1240px;
      --header-h:76px;
      --ease:cubic-bezier(.2,.8,.2,1);
      --space-1:8px;
      --space-2:12px;
      --space-3:16px;
      --space-4:20px;
      --space-5:24px;
      --space-6:32px;
      --space-7:40px;
      --space-8:56px;
      --space-9:72px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      background:
        radial-gradient(1000px 480px at 8% -4%, rgba(47,95,155,.09), transparent 58%),
        radial-gradient(780px 360px at 100% 6%, rgba(107,168,184,.12), transparent 48%),
        linear-gradient(180deg, #F9FBFE 0%, #F6FAFD 44%, #F4F8FC 100%);
      color:var(--text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      line-height:1.7;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    ::selection{background:rgba(47,95,155,.16);color:var(--text)}
    a{
      color:inherit;
      text-decoration:none;
      transition:color .24s var(--ease), transform .24s var(--ease), opacity .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease), box-shadow .24s var(--ease);
    }
    img{max-width:100%;display:block}
    button,input,textarea,select{
      font:inherit;
      color:inherit;
    }
    button,input,textarea{
      border:none;
      outline:none;
      background:none;
    }
    button{cursor:pointer}
    p,h1,h2,h3,h4,h5,h6,ul,ol{margin:0}
    ul,ol{padding:0;list-style:none}
    svg{display:block;flex:none}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:12px;
      z-index:100;
      background:#fff;
      border:1px solid var(--line);
      border-radius:999px;
      padding:10px 16px;
      box-shadow:var(--shadow);
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(140%) blur(8px);
      background:rgba(247,250,253,.82);
      border-bottom:1px solid transparent;
      transition:box-shadow .24s var(--ease), background-color .24s var(--ease), border-color .24s var(--ease);
    }
    .site-header.is-scrolled{
      background:rgba(255,255,255,.96);
      border-bottom-color:var(--line);
      box-shadow:0 10px 30px rgba(32,63,98,.06);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      padding:8px 0;
      color:var(--text);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(47,95,155,.14), rgba(107,168,184,.18));
      border:1px solid rgba(47,95,155,.12);
      color:var(--primary);
      font-weight:800;
      letter-spacing:.08em;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.2;
    }
    .brand-text strong{
      font-size:17px;
      letter-spacing:.01em;
      font-weight:800;
    }
    .brand-text small{
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
      letter-spacing:.02em;
    }
    .site-nav{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:6px;
      padding:6px;
      background:rgba(255,255,255,.64);
      border:1px solid rgba(217,228,241,.65);
      border-radius:999px;
      box-shadow:0 10px 24px rgba(50,84,122,.04);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 18px;
      border-radius:999px;
      color:var(--muted);
      font-weight:600;
      letter-spacing:.01em;
    }
    .nav-link::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:9px;
      height:2px;
      border-radius:2px;
      background:currentColor;
      opacity:0;
      transform:scaleX(.55);
      transform-origin:center;
      transition:opacity .24s var(--ease), transform .24s var(--ease);
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--primary);
      background:rgba(47,95,155,.06);
    }
    .nav-link:hover::after,
    .nav-link:focus-visible::after,
    .nav-link.active::after{
      opacity:.55;
      transform:scaleX(1);
    }
    .nav-link.active{
      color:var(--primary);
      background:rgba(47,95,155,.09);
    }
    .header-cta{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 18px;
      border-radius:999px;
      background:var(--primary);
      color:#fff;
      font-weight:700;
      box-shadow:0 10px 24px rgba(47,95,155,.18);
      white-space:nowrap;
    }
    .header-cta:hover,
    .header-cta:focus-visible{
      background:var(--primary-2);
      transform:translateY(-1px);
      box-shadow:0 14px 28px rgba(47,95,155,.22);
    }
    .hero{
      position:relative;
      padding:42px 0 18px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:-120px -60px auto auto;
      width:440px;
      height:440px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(107,168,184,.18) 0, rgba(107,168,184,.10) 40%, rgba(107,168,184,0) 72%);
      filter:blur(6px);
      pointer-events:none;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:auto auto -120px -120px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(47,95,155,.12) 0, rgba(47,95,155,.07) 36%, rgba(47,95,155,0) 70%);
      filter:blur(6px);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);
      gap:34px;
      align-items:center;
      padding:28px 0 18px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 14px;
      border-radius:999px;
      background:rgba(47,95,155,.08);
      border:1px solid rgba(47,95,155,.12);
      color:var(--primary);
      font-size:13px;
      font-weight:700;
      letter-spacing:.03em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--warm);
      box-shadow:0 0 0 6px rgba(215,155,58,.12);
    }
    .hero-copy h1{
      margin-top:18px;
      max-width:12.6em;
      font-size:clamp(34px, 4.7vw, 60px);
      line-height:1.08;
      letter-spacing:-.02em;
      font-weight:800;
    }
    .hero-lead{
      margin-top:18px;
      max-width:34em;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .btn{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:0 20px;
      border-radius:14px;
      font-weight:700;
      letter-spacing:.01em;
      border:1px solid transparent;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
      user-select:none;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-2px);
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
      color:#fff;
      box-shadow:0 16px 30px rgba(47,95,155,.18);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      box-shadow:0 20px 36px rgba(47,95,155,.24);
    }
    .btn-secondary{
      background:#fff;
      color:var(--primary);
      border-color:var(--line);
      box-shadow:0 12px 24px rgba(50,84,122,.05);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      border-color:rgba(47,95,155,.3);
      box-shadow:0 16px 30px rgba(50,84,122,.08);
    }
    .btn-warm{
      background:linear-gradient(135deg, var(--warm) 0%, #E3AC53 100%);
      color:#fff;
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .meta-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(255,255,255,.9);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
      box-shadow:0 10px 24px rgba(56,83,112,.05);
    }
    .meta-item::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(107,168,184,.12);
    }
    .hero-visual{
      position:relative;
      min-height:520px;
      border-radius:28px;
    }
    .hero-orb{
      position:absolute;
      border-radius:50%;
      filter:blur(1px);
      pointer-events:none;
    }
    .orb-a{
      inset:20px auto auto 24px;
      width:120px;
      height:120px;
      background:radial-gradient(circle at 35% 35%, rgba(107,168,184,.36), rgba(107,168,184,.11) 55%, rgba(107,168,184,0) 76%);
    }
    .orb-b{
      right:16px;
      bottom:34px;
      width:162px;
      height:162px;
      background:radial-gradient(circle at 50% 50%, rgba(47,95,155,.18), rgba(47,95,155,.08) 50%, rgba(47,95,155,0) 72%);
    }
    .visual-card{
      position:absolute;
      background:rgba(255,255,255,.92);
      border:1px solid rgba(217,228,241,.88);
      border-radius:24px;
      box-shadow:var(--shadow);
      backdrop-filter:blur(8px);
    }
    .visual-card-main{
      inset:36px 12px 126px 44px;
      padding:22px;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .visual-card-small{
      right:0;
      bottom:18px;
      width:min(276px, 54%);
      padding:18px;
      background:linear-gradient(180deg, rgba(47,95,155,.98) 0%, rgba(51,106,168,.96) 100%);
      color:#fff;
      border-color:rgba(255,255,255,.12);
    }
    .visual-topline{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .visual-topline .badge{
      padding:6px 11px;
      border-radius:999px;
      background:rgba(47,95,155,.09);
      color:var(--primary);
      font-weight:700;
    }
    .visual-title{
      font-size:22px;
      line-height:1.3;
      font-weight:800;
      letter-spacing:-.01em;
      max-width:14em;
    }
    .diagram{
      position:relative;
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
      margin-top:4px;
      padding:8px 0 2px;
    }
    .diagram::before,
    .diagram::after{
      content:"";
      position:absolute;
      inset:auto;
      background:linear-gradient(180deg, rgba(47,95,155,.16), rgba(107,168,184,.1));
      border-radius:999px;
      opacity:.75;
    }
    .diagram::before{
      width:2px;
      top:26px;
      bottom:26px;
      left:calc(50% - 1px);
    }
    .diagram::after{
      height:2px;
      left:26px;
      right:26px;
      top:calc(50% - 1px);
    }
    .diagram-node{
      position:relative;
      min-height:100px;
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg, #FFFFFF 0%, #F8FBFE 100%);
      border:1px solid var(--line);
      box-shadow:0 8px 22px rgba(47,70,96,.05);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:14px;
    }
    .diagram-node strong{
      display:block;
      font-size:18px;
      line-height:1.2;
      color:var(--text);
    }
    .diagram-node span{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--muted);
      font-size:13px;
      font-weight:600;
    }
    .diagram-node span::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(107,168,184,.12);
    }
    .diagram-node:nth-child(1){z-index:2}
    .diagram-node:nth-child(2){z-index:2}
    .diagram-node:nth-child(3){z-index:2}
    .diagram-node:nth-child(4){z-index:2}
    .visual-stats{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:10px;
    }
    .v-stat{
      padding:12px 12px 10px;
      border-radius:18px;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.14);
    }
    .v-stat strong{
      display:block;
      font-size:22px;
      line-height:1.1;
      letter-spacing:-.02em;
    }
    .v-stat span{
      display:block;
      margin-top:6px;
      color:rgba(255,255,255,.82);
      font-size:12px;
      line-height:1.45;
    }
    .section{
      padding:28px 0;
      scroll-margin-top:96px;
    }
    .section-lg{
      padding:44px 0;
    }
    .section-muted{
      margin:18px 0;
      padding:40px 0;
      background:rgba(255,255,255,.56);
      border-top:1px solid rgba(217,228,241,.58);
      border-bottom:1px solid rgba(217,228,241,.58);
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:24px;
    }
    .section-head.stack{
      align-items:flex-start;
      flex-direction:column;
      gap:12px;
    }
    .section-title{
      font-size:clamp(24px, 2.8vw, 38px);
      line-height:1.18;
      letter-spacing:-.02em;
      font-weight:800;
    }
    .section-lead{
      max-width:52em;
      color:var(--muted);
      font-size:16px;
      line-height:1.8;
    }
    .section-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:700;
      white-space:nowrap;
    }
    .section-link::after{
      content:"→";
      transition:transform .24s var(--ease);
    }
    .section-link:hover::after,
    .section-link:focus-visible::after{
      transform:translateX(3px);
    }
    .card{
      background:rgba(255,255,255,.94);
      border:1px solid rgba(217,228,241,.92);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      transition:transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease);
    }
    .card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,95,155,.16);
    }
    .card-pad{
      padding:22px;
    }
    .pain-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .pain-card{
      position:relative;
      overflow:hidden;
      min-height:196px;
    }
    .pain-card::before{
      content:"";
      position:absolute;
      inset:auto -28px -28px auto;
      width:110px;
      height:110px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(47,95,155,.09), rgba(47,95,155,0) 70%);
      pointer-events:none;
    }
    .card-icon{
      width:44px;
      height:44px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:rgba(47,95,155,.08);
      color:var(--primary);
      border:1px solid rgba(47,95,155,.08);
      margin-bottom:14px;
    }
    .card-icon.alt{
      background:rgba(107,168,184,.12);
      color:#437F90;
      border-color:rgba(107,168,184,.14);
    }
    .card-icon.warm{
      background:rgba(215,155,58,.14);
      color:#A76E18;
      border-color:rgba(215,155,58,.18);
    }
    .card-title{
      font-size:18px;
      line-height:1.35;
      font-weight:800;
      letter-spacing:-.01em;
    }
    .card-text{
      margin-top:10px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:16px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:32px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(47,95,155,.07);
      color:var(--primary);
      border:1px solid rgba(47,95,155,.1);
      font-size:12px;
      font-weight:700;
    }
    .tag.soft{
      background:rgba(107,168,184,.09);
      color:#3E7482;
      border-color:rgba(107,168,184,.14);
    }
    .tag.warm{
      background:rgba(215,155,58,.11);
      color:#9D6620;
      border-color:rgba(215,155,58,.16);
    }
    .solution-grid{
      display:grid;
      grid-template-columns:minmax(0,1.06fr) minmax(300px,.94fr);
      gap:18px;
      align-items:start;
    }
    .timeline{
      padding:10px 0 0;
    }
    .step{
      position:relative;
      display:grid;
      grid-template-columns:48px minmax(0,1fr);
      gap:16px;
      align-items:start;
      padding:2px 0 24px;
    }
    .step:not(:last-child)::before{
      content:"";
      position:absolute;
      left:23px;
      top:46px;
      bottom:0;
      width:1px;
      background:linear-gradient(180deg, rgba(47,95,155,.24), rgba(47,95,155,0));
    }
    .step-num{
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      font-weight:800;
      color:var(--primary);
      background:linear-gradient(180deg, #FFF 0%, #F4F8FD 100%);
      border:1px solid var(--line);
      box-shadow:0 10px 22px rgba(47,70,96,.05);
    }
    .step h3{
      font-size:18px;
      font-weight:800;
      line-height:1.35;
      margin-bottom:7px;
    }
    .step p{
      color:var(--muted);
      font-size:15px;
      line-height:1.82;
      margin-bottom:10px;
    }
    .bullet-list{
      display:grid;
      gap:8px;
    }
    .bullet-list li{
      position:relative;
      padding-left:18px;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }
    .bullet-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--warm);
      box-shadow:0 0 0 5px rgba(215,155,58,.12);
    }
    .solution-side{
      padding:24px;
      background:linear-gradient(180deg, rgba(47,95,155,.06), rgba(107,168,184,.06));
      border:1px solid rgba(47,95,155,.08);
      border-radius:24px;
    }
    .solution-side h3{
      font-size:20px;
      line-height:1.35;
      font-weight:800;
    }
    .solution-side p{
      margin-top:10px;
      color:var(--muted);
      font-size:15px;
      line-height:1.82;
    }
    .key-box{
      margin-top:18px;
      padding:16px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:0 12px 24px rgba(47,70,96,.04);
    }
    .key-box + .key-box{margin-top:12px}
    .key-box strong{
      display:block;
      font-size:15px;
      font-weight:800;
      margin-bottom:8px;
    }
    .key-box span{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card{
      padding:24px;
      position:relative;
      overflow:hidden;
      min-height:320px;
    }
    .entry-card::after{
      content:"";
      position:absolute;
      inset:auto -40px -42px auto;
      width:180px;
      height:180px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(47,95,155,.08), rgba(47,95,155,0) 72%);
      pointer-events:none;
    }
    .entry-card.top{
      background:linear-gradient(180deg, #FFFFFF 0%, #FBFCFE 100%);
    }
    .entry-card.case{
      background:linear-gradient(180deg, rgba(47,95,155,.05) 0%, rgba(255,255,255,.95) 100%);
    }
    .entry-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      margin-bottom:16px;
    }
    .entry-head .num{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:rgba(47,95,155,.08);
      border:1px solid rgba(47,95,155,.12);
      color:var(--primary);
      font-weight:800;
    }
    .entry-title{
      font-size:22px;
      line-height:1.25;
      font-weight:800;
      letter-spacing:-.01em;
    }
    .entry-sub{
      margin-top:10px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
      max-width:36em;
    }
    .entry-split{
      display:grid;
      grid-template-columns:minmax(0,1fr) 230px;
      gap:18px;
      align-items:start;
      margin-top:18px;
    }
    .entry-list{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .entry-list li{
      padding:13px 14px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
      box-shadow:0 8px 18px rgba(47,70,96,.04);
    }
    .entry-list li strong{
      color:var(--text);
      font-weight:800;
    }
    .side-panel{
      padding:18px;
      border-radius:20px;
      background:rgba(247,250,253,.92);
      border:1px solid rgba(217,228,241,.92);
    }
    .side-panel h4{
      font-size:15px;
      font-weight:800;
      margin-bottom:10px;
    }
    .side-panel p{
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .side-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .side-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .side-list li::before{
      content:"";
      flex:none;
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(107,168,184,.12);
      margin-top:6px;
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .metric-card{
      padding:22px;
      min-height:168px;
    }
    .metric-num{
      font-size:34px;
      line-height:1;
      letter-spacing:-.03em;
      font-weight:800;
      color:var(--primary);
    }
    .metric-card p{
      margin-top:10px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .metric-card .small{
      margin-top:12px;
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-size:12px;
      font-weight:700;
      color:var(--success);
      padding:6px 10px;
      border-radius:999px;
      background:rgba(58,143,104,.08);
    }
    .compare-grid{
      display:grid;
      grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
      gap:18px;
      align-items:start;
      margin-top:18px;
    }
    .bars{
      padding:24px;
    }
    .bars h3{
      font-size:20px;
      line-height:1.35;
      font-weight:800;
      margin-bottom:14px;
    }
    .bar-row{
      display:grid;
      grid-template-columns:110px minmax(0,1fr) 84px;
      gap:12px;
      align-items:center;
      padding:11px 0;
    }
    .bar-row label{
      color:var(--text);
      font-size:14px;
      font-weight:700;
    }
    .bar{
      height:12px;
      border-radius:999px;
      background:#E8EFF7;
      overflow:hidden;
      box-shadow:inset 0 1px 2px rgba(31,62,97,.06);
    }
    .bar i{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
      box-shadow:0 6px 16px rgba(47,95,155,.18);
    }
    .bar-row em{
      color:var(--muted);
      font-style:normal;
      font-size:13px;
      text-align:right;
    }
    .proof-note{
      padding:24px;
      background:linear-gradient(180deg, rgba(215,155,58,.09), rgba(255,255,255,.9));
      border:1px solid rgba(215,155,58,.12);
      border-radius:24px;
    }
    .proof-note h3{
      font-size:20px;
      line-height:1.35;
      font-weight:800;
    }
    .proof-note p{
      margin-top:10px;
      color:var(--muted);
      font-size:15px;
      line-height:1.84;
    }
    .testimonial-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .quote-card{
      padding:24px;
      min-height:232px;
      position:relative;
      overflow:hidden;
    }
    .quote-card::before{
      content:"“";
      position:absolute;
      right:18px;
      top:8px;
      font-size:82px;
      line-height:1;
      color:rgba(47,95,155,.08);
      font-weight:900;
      pointer-events:none;
    }
    .quote-head{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .avatar{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(47,95,155,.12), rgba(107,168,184,.16));
      color:var(--primary);
      font-weight:800;
      border:1px solid rgba(47,95,155,.08);
    }
    .quote-meta strong{
      display:block;
      font-size:15px;
      font-weight:800;
      line-height:1.3;
    }
    .quote-meta span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
    }
    .quote-card p{
      color:var(--text);
      font-size:15px;
      line-height:1.82;
    }
    .quote-card .mini-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .mini-tags .tag{
      min-height:30px;
      padding:0 10px;
      font-size:11px;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      background:rgba(255,255,255,.95);
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:0 12px 24px rgba(47,70,96,.04);
      overflow:hidden;
    }
    .faq-trigger{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding:18px 20px;
      text-align:left;
      color:var(--text);
      font-weight:800;
      cursor:pointer;
    }
    .faq-trigger span{
      font-size:16px;
      line-height:1.5;
    }
    .faq-icon{
      position:relative;
      flex:none;
      width:24px;
      height:24px;
      border-radius:50%;
      background:rgba(47,95,155,.08);
      border:1px solid rgba(47,95,155,.08);
    }
    .faq-icon::before,
    .faq-icon::after{
      content:"";
      position:absolute;
      left:50%;
      top:50%;
      width:10px;
      height:2px;
      background:var(--primary);
      border-radius:2px;
      transform:translate(-50%,-50%);
      transition:transform .24s var(--ease), opacity .24s var(--ease);
    }
    .faq-icon::after{
      transform:translate(-50%,-50%) rotate(90deg);
    }
    .faq-item.is-open .faq-icon::after{
      opacity:0;
      transform:translate(-50%,-50%) rotate(90deg) scale(.6);
    }
    .faq-panel{
      max-height:0;
      overflow:hidden;
      transition:max-height .34s var(--ease), padding .34s var(--ease);
      padding:0 20px;
    }
    .faq-item.is-open .faq-panel{
      max-height:220px;
      padding:0 20px 18px;
    }
    .faq-panel p{
      color:var(--muted);
      font-size:15px;
      line-height:1.82;
      padding-top:2px;
    }
    .cta-section{
      margin-top:10px;
      padding:24px 0 18px;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:30px;
      background:
        linear-gradient(135deg, rgba(47,95,155,.98), rgba(51,106,168,.96)),
        linear-gradient(135deg, #2F5F9B, #336AA8);
      color:#fff;
      box-shadow:0 24px 60px rgba(47,95,155,.24);
      border:1px solid rgba(255,255,255,.08);
    }
    .cta-box::before{
      content:"";
      position:absolute;
      inset:-70px auto auto -60px;
      width:240px;
      height:240px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.16), rgba(255,255,255,0) 68%);
      pointer-events:none;
    }
    .cta-box::after{
      content:"";
      position:absolute;
      inset:auto -90px -120px auto;
      width:320px;
      height:320px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(215,155,58,.18), rgba(215,155,58,0) 68%);
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1fr) 420px;
      gap:22px;
      padding:30px;
      align-items:start;
    }
    .cta-copy h2{
      font-size:clamp(26px, 3.2vw, 40px);
      line-height:1.18;
      letter-spacing:-.02em;
      font-weight:800;
    }
    .cta-copy p{
      margin-top:14px;
      max-width:34em;
      color:rgba(255,255,255,.86);
      font-size:15px;
      line-height:1.9;
    }
    .cta-points{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .cta-points li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:rgba(255,255,255,.92);
      font-size:14px;
      line-height:1.75;
    }
    .cta-points li::before{
      content:"";
      flex:none;
      width:10px;
      height:10px;
      margin-top:7px;
      border-radius:50%;
      background:#fff;
      box-shadow:0 0 0 5px rgba(255,255,255,.12);
    }
    .form-card{
      background:rgba(255,255,255,.98);
      border-radius:24px;
      padding:22px;
      box-shadow:0 18px 40px rgba(14,37,66,.16);
      color:var(--text);
      border:1px solid rgba(255,255,255,.12);
    }
    .form-card h3{
      font-size:20px;
      font-weight:800;
      line-height:1.35;
      margin-bottom:12px;
    }
    .form-card p{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      margin-bottom:16px;
    }
    .form-grid{
      display:grid;
      gap:12px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      font-size:13px;
      font-weight:700;
      color:var(--muted);
    }
    .field input,
    .field textarea{
      width:100%;
      min-height:46px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--text);
      box-shadow:0 6px 16px rgba(47,70,96,.03);
      transition:border-color .22s var(--ease), box-shadow .22s var(--ease), transform .22s var(--ease);
    }
    .field textarea{
      min-height:102px;
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{
      color:#90A0B4;
    }
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(47,95,155,.42);
      box-shadow:0 0 0 4px rgba(47,95,155,.12);
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:6px;
    }
    .form-note{
      margin-top:12px;
      color:var(--muted-2);
      font-size:12px;
      line-height:1.6;
    }
    .site-footer{
      margin-top:34px;
      padding:34px 0 112px;
      border-top:1px solid rgba(217,228,241,.8);
      background:rgba(255,255,255,.55);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .7fr .8fr .9fr;
      gap:18px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .footer-brand .brand{
      padding:0;
    }
    .footer-brand p{
      color:var(--muted);
      font-size:14px;
      line-height:1.84;
      max-width:24em;
    }
    .footer-title{
      font-size:14px;
      font-weight:800;
      margin-bottom:12px;
      color:var(--text);
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--primary);
    }
    .footer-note{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      margin-top:22px;
      padding-top:18px;
      border-top:1px solid rgba(217,228,241,.74);
      color:var(--muted-2);
      font-size:13px;
      line-height:1.6;
    }
    .mobile-tabbar{
      display:none;
    }
    .icon-tab{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:4px;
      min-height:56px;
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      transition:color .24s var(--ease), background-color .24s var(--ease), transform .24s var(--ease);
    }
    .icon-tab svg{
      width:20px;
      height:20px;
      stroke:currentColor;
      stroke-width:1.85;
      fill:none;
    }
    .icon-tab.active{
      color:var(--primary);
    }
    .icon-tab:hover,
    .icon-tab:focus-visible{
      color:var(--primary);
      transform:translateY(-1px);
    }
    .focus-ring:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible{
      outline:none;
      box-shadow:0 0 0 4px rgba(47,95,155,.14);
    }
    .empty-state{
      padding:20px;
      border-radius:20px;
      border:1px dashed var(--line-strong);
      color:var(--muted);
      background:rgba(255,255,255,.7);
      text-align:center;
    }
    .loading-skeleton{
      position:relative;
      overflow:hidden;
      background:linear-gradient(90deg, rgba(217,228,241,.46) 0%, rgba(255,255,255,.95) 50%, rgba(217,228,241,.46) 100%);
      background-size:200% 100%;
      animation:skeleton 1.6s linear infinite;
    }
    @keyframes skeleton{
      0%{background-position:200% 0}
      100%{background-position:-200% 0}
    }
    @media (max-width: 1279px){
      .hero-grid,
      .solution-grid,
      .compare-grid,
      .cta-grid{
        grid-template-columns:1fr;
      }
      .hero-visual{
        min-height:480px;
      }
      .footer-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .pain-grid,
      .metric-grid,
      .testimonial-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .entry-grid{
        grid-template-columns:1fr;
      }
      .entry-split{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 1023px){
      .site-nav{
        display:none;
      }
      .header-inner{
        justify-content:space-between;
      }
      .hero{
        padding-top:28px;
      }
      .hero-copy h1{
        max-width:14em;
      }
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .section-link{
        margin-top:-6px;
      }
      .pain-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .metric-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .visual-card-main{
        inset:28px 14px 126px 20px;
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 767px){
      .container{
        width:min(100%, calc(100% - 24px));
      }
      .header-inner{
        gap:12px;
      }
      .brand-mark{
        width:38px;
        height:38px;
        border-radius:13px;
      }
      .brand-text strong{
        font-size:15px;
      }
      .brand-text small{
        font-size:11px;
      }
      .header-cta{
        min-height:40px;
        padding:0 14px;
        font-size:13px;
      }
      .hero-grid{
        gap:20px;
      }
      .hero-copy h1{
        max-width:none;
        font-size:clamp(31px, 9vw, 44px);
      }
      .hero-lead{
        font-size:15px;
      }
      .hero-visual{
        min-height:420px;
      }
      .visual-card-main{
        inset:18px 8px 116px 8px;
        padding:18px;
      }
      .visual-title{
        font-size:18px;
      }
      .diagram{
        gap:10px;
      }
      .diagram-node{
        min-height:88px;
        padding:14px;
      }
      .section{
        padding:22px 0;
      }
      .section-lg{
        padding:34px 0;
      }
      .pain-grid,
      .metric-grid,
      .testimonial-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .step{
        grid-template-columns:40px minmax(0,1fr);
        gap:12px;
      }
      .step-num{
        width:40px;
        height:40px;
        border-radius:14px;
      }
      .step:not(:last-child)::before{
        left:19px;
      }
      .bar-row{
        grid-template-columns:1fr;
        gap:8px;
      }
      .bar-row em{
        text-align:left;
      }
      .cta-grid{
        padding:20px;
      }
      .form-card{
        padding:18px;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
      .site-footer{
        padding-bottom:128px;
      }
      .mobile-tabbar{
        display:flex;
        position:fixed;
        left:0;
        right:0;
        bottom:0;
        z-index:70;
        padding:8px 10px calc(10px + env(safe-area-inset-bottom));
        background:rgba(255,255,255,.96);
        border-top:1px solid var(--line);
        box-shadow:0 -12px 30px rgba(37,61,90,.08);
      }
      .mobile-tabbar .tab-wrap{
        width:min(100%, var(--container));
        margin:0 auto;
        display:grid;
        grid-template-columns:repeat(3,minmax(0,1fr));
        gap:8px;
      }
      body{
        padding-bottom:92px;
      }
    }
    @media (max-width: 520px){
      .hero-visual{
        min-height:380px;
      }
      .visual-card-small{
        width:min(248px, 68%);
        right:0;
      }
      .diagram-node strong{
        font-size:16px;
      }
      .entry-card,
      .quote-card,
      .metric-card,
      .solution-side,
      .card-pad,
      .bars{
        padding:18px;
      }
      .entry-title{
        font-size:19px;
      }
      .cta-box{
        border-radius:24px;
      }
      .faq-trigger{
        padding:16px 16px;
      }
      .faq-trigger span{
        font-size:15px;
      }
    }

/* roulang page: category1 */
:root{
      --primary:#2F5F9B;
      --primary-strong:#244F83;
      --primary-soft:#EAF2FB;
      --secondary:#6BA8B8;
      --secondary-soft:#E8F5F7;
      --accent:#D79B3A;
      --accent-soft:#FFF3DA;
      --bg:#F7FAFD;
      --bg-2:#EEF4FA;
      --surface:#FFFFFF;
      --surface-soft:#FAFCFE;
      --text:#17324A;
      --muted:#607084;
      --weak:#8796A8;
      --border:#D9E4F1;
      --border-strong:#C4D4E5;
      --shadow:0 14px 40px rgba(47,95,155,.10);
      --shadow-sm:0 8px 24px rgba(47,95,155,.08);
      --shadow-hover:0 20px 48px rgba(47,95,155,.16);
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:26px;
      --container:1220px;
      --header-h:76px;
      --ease:all .22s ease;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 6% 0%, rgba(107,168,184,.16), transparent 30%),
        radial-gradient(circle at 94% 8%, rgba(47,95,155,.12), transparent 30%),
        linear-gradient(180deg,#F9FCFF 0%,var(--bg) 44%,#FFFFFF 100%);
      line-height:1.7;
      min-height:100vh;
      padding-bottom:0;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img,svg{max-width:100%;display:block}
    button,input,textarea,select{
      font:inherit;
      color:inherit;
    }
    button{border:0;background:none;cursor:pointer}
    input,textarea{
      width:100%;
      border:1px solid var(--border);
      border-radius:14px;
      background:#fff;
      padding:13px 14px;
      outline:none;
      transition:var(--ease);
    }
    textarea{min-height:108px;resize:vertical}
    input:focus,textarea:focus,button:focus-visible,a:focus-visible{
      outline:3px solid rgba(47,95,155,.18);
      outline-offset:3px;
      border-color:var(--primary);
    }
    ::selection{background:rgba(47,95,155,.18)}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .section{
      padding:82px 0;
      position:relative;
    }
    .section.compact{padding:56px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary);
      font-size:13px;
      font-weight:700;
      margin-bottom:14px;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(215,155,58,.16);
    }
    h1,h2,h3{line-height:1.22;letter-spacing:-.02em;color:var(--text)}
    h1{font-size:clamp(34px,5vw,58px);font-weight:850}
    h2{font-size:clamp(26px,3.2vw,40px);font-weight:820}
    h3{font-size:20px;font-weight:780}
    p{color:var(--muted)}
    .lead{
      font-size:18px;
      color:#41566B;
      line-height:1.85;
    }
    .btn{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:12px 20px;
      border-radius:14px;
      font-weight:760;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#3B78B8);
      box-shadow:0 10px 24px rgba(47,95,155,.24);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 32px rgba(47,95,155,.30);
    }
    .btn-secondary{
      color:var(--primary);
      background:#fff;
      border-color:var(--border);
      box-shadow:var(--shadow-sm);
    }
    .btn-secondary:hover{
      border-color:rgba(47,95,155,.38);
      transform:translateY(-2px);
      box-shadow:var(--shadow);
    }
    .btn-ghost{
      color:var(--primary);
      background:var(--primary-soft);
      border-color:rgba(47,95,155,.10);
    }
    .btn-ghost:hover{background:#DCEBFA}
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:7px 11px;
      font-size:13px;
      font-weight:720;
    }
    .badge{background:var(--secondary-soft);color:#397989}
    .tag{
      background:#fff;
      color:#496075;
      border:1px solid var(--border);
      cursor:pointer;
      transition:var(--ease);
    }
    .tag:hover,.tag.selected{
      color:var(--primary);
      border-color:rgba(47,95,155,.35);
      background:var(--primary-soft);
      transform:translateY(-1px);
    }
    .tag.disabled{
      opacity:.48;
      cursor:not-allowed;
      transform:none;
      background:#F2F5F8;
    }
    .card{
      background:rgba(255,255,255,.92);
      border:1px solid var(--border);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,95,155,.22);
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--header-h);
      background:rgba(247,250,253,.96);
      border-bottom:1px solid rgba(217,228,241,.76);
      backdrop-filter:saturate(140%) blur(8px);
      transition:var(--ease);
    }
    .site-header.is-scrolled{
      height:66px;
      background:#fff;
      box-shadow:0 10px 28px rgba(23,50,74,.08);
    }
    .header-inner{
      height:100%;
      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:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:850;
      font-size:20px;
      background:linear-gradient(145deg,var(--primary),var(--secondary));
      box-shadow:0 10px 20px rgba(47,95,155,.20);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-text strong{font-size:17px;letter-spacing:-.02em}
    .brand-text small{font-size:12px;color:var(--muted);margin-top:3px}
    .site-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--border);
      border-radius:999px;
      background:rgba(255,255,255,.78);
    }
    .nav-link{
      position:relative;
      padding:9px 15px;
      border-radius:999px;
      color:#506579;
      font-weight:730;
      font-size:14px;
    }
    .nav-link:hover{
      color:var(--primary);
      background:var(--primary-soft);
    }
    .nav-link.active{
      color:#fff;
      background:var(--primary);
      box-shadow:0 8px 18px rgba(47,95,155,.20);
    }
    .header-cta{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:10px 17px;
      border-radius:13px;
      background:var(--accent);
      color:#fff;
      font-weight:780;
      box-shadow:0 10px 20px rgba(215,155,58,.22);
    }
    .header-cta:hover{
      transform:translateY(-2px);
      background:#C98B28;
    }

    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--weak);
      font-size:14px;
      margin-bottom:22px;
    }
    .breadcrumb a{color:var(--primary);font-weight:700}
    .breadcrumb span{color:var(--muted)}
    .category-hero{
      padding:58px 0 42px;
    }
    .category-hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(330px,.72fr);
      gap:36px;
      align-items:stretch;
    }
    .hero-copy{
      padding:34px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.94),rgba(234,242,251,.78));
      border:1px solid rgba(217,228,241,.96);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-copy:after{
      content:"";
      position:absolute;
      right:-70px;
      top:-70px;
      width:220px;
      height:220px;
      border-radius:50%;
      background:rgba(107,168,184,.16);
    }
    .hero-copy > *{position:relative;z-index:1}
    .hero-copy .lead{max-width:780px;margin:18px 0 24px}
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:10px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .hero-panel{
      padding:24px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:18px;
    }
    .panel-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:12px;
    }
    .mini-map{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .map-cell{
      min-height:92px;
      padding:14px;
      border-radius:16px;
      border:1px solid var(--border);
      background:linear-gradient(180deg,#fff,var(--surface-soft));
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .map-cell strong{font-size:22px;color:var(--primary)}
    .map-cell span{font-size:13px;color:var(--muted);font-weight:700}
    .progress-card{
      padding:16px;
      border-radius:18px;
      background:var(--primary-soft);
      border:1px solid rgba(47,95,155,.12);
    }
    .progress-bar{
      height:10px;
      border-radius:999px;
      background:#D8E6F5;
      overflow:hidden;
      margin:12px 0 8px;
    }
    .progress-bar i{
      display:block;
      width:78%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--secondary));
    }
    .filter-shell{
      display:grid;
      grid-template-columns:1fr 300px;
      gap:22px;
      align-items:start;
    }
    .filter-box{
      padding:22px;
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
    }
    .filter-line{
      display:flex;
      align-items:flex-start;
      gap:14px;
      padding:14px 0;
      border-bottom:1px dashed var(--border);
    }
    .filter-line:last-child{border-bottom:0;padding-bottom:0}
    .filter-label{
      width:88px;
      flex:0 0 88px;
      color:var(--text);
      font-weight:800;
      padding-top:5px;
    }
    .tag-group{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .search-card{
      padding:22px;
      position:sticky;
      top:92px;
    }
    .search-wrap{
      position:relative;
      margin-top:16px;
    }
    .search-wrap input{padding-left:42px}
    .search-wrap svg{
      position:absolute;
      left:14px;
      top:50%;
      transform:translateY(-50%);
      color:var(--muted);
    }
    .empty-state{
      display:none;
      margin-top:14px;
      padding:14px;
      border:1px dashed var(--border-strong);
      border-radius:14px;
      background:#F8FBFE;
      color:var(--muted);
      font-size:14px;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:26px;
      align-items:start;
    }
    .featured-item{
      display:grid;
      grid-template-columns:310px minmax(0,1fr);
      gap:22px;
      padding:18px;
      margin-bottom:20px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow);
    }
    .visual-card{
      min-height:258px;
      border-radius:22px;
      background:
        linear-gradient(135deg,rgba(47,95,155,.88),rgba(107,168,184,.78)),
        radial-gradient(circle at 72% 18%,rgba(255,255,255,.25),transparent 25%);
      padding:22px;
      color:#fff;
      overflow:hidden;
      position:relative;
    }
    .visual-card:before,.visual-card:after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.18);
    }
    .visual-card:before{width:140px;height:140px;right:-44px;bottom:-34px}
    .visual-card:after{width:72px;height:72px;right:48px;top:40px}
    .visual-card strong{
      font-size:34px;
      line-height:1;
      position:relative;
      z-index:1;
    }
    .visual-card span{
      display:block;
      position:relative;
      z-index:1;
      margin-top:12px;
      color:rgba(255,255,255,.86);
      font-weight:700;
    }
    .featured-content{
      padding:8px 4px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .featured-content h2{font-size:30px;margin:12px 0}
    .check-list{
      display:grid;
      gap:10px;
      margin:18px 0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:10px;
      color:#40566C;
    }
    .check-list li:before{
      content:"✓";
      width:22px;
      height:22px;
      flex:0 0 22px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:var(--secondary-soft);
      color:#397989;
      font-size:13px;
      font-weight:900;
      margin-top:2px;
    }
    .item-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .region-item{
      padding:20px;
      min-height:230px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:16px;
    }
    .item-top{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:flex-start;
    }
    .item-icon{
      width:46px;
      height:46px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:var(--primary);
      background:var(--primary-soft);
    }
    .region-item h3{margin:14px 0 8px}
    .item-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      padding-top:14px;
      border-top:1px solid var(--border);
    }
    .side-panel{
      position:sticky;
      top:92px;
      display:grid;
      gap:18px;
    }
    .summary-card,.contact-mini,.hint-card{
      padding:22px;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-sm);
    }
    .summary-list{
      list-style:none;
      display:grid;
      gap:12px;
      margin-top:16px;
    }
    .summary-list li{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:12px;
      border-radius:14px;
      background:var(--surface-soft);
      color:var(--muted);
    }
    .summary-list strong{color:var(--primary)}
    .contact-mini{
      background:linear-gradient(160deg,var(--primary),#3D7BB8);
      color:#fff;
      overflow:hidden;
      position:relative;
    }
    .contact-mini:after{
      content:"";
      position:absolute;
      width:180px;
      height:180px;
      border-radius:50%;
      background:rgba(255,255,255,.13);
      right:-76px;
      bottom:-86px;
    }
    .contact-mini h3,.contact-mini p,.contact-mini a{position:relative;z-index:1}
    .contact-mini h3{color:#fff;margin-bottom:8px}
    .contact-mini p{color:rgba(255,255,255,.84);margin-bottom:18px}
    .contact-mini .btn{
      background:#fff;
      color:var(--primary);
      box-shadow:none;
    }
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      counter-reset:step;
    }
    .step-card{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .step-card:before{
      counter-increment:step;
      content:"0" counter(step);
      display:inline-flex;
      margin-bottom:18px;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border-radius:16px;
      background:var(--accent-soft);
      color:#9C6816;
      font-weight:900;
    }
    .step-card h3{margin-bottom:10px}
    .compare-box{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:stretch;
    }
    .compare-col{
      padding:24px;
      border-radius:var(--radius-lg);
      border:1px solid var(--border);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .compare-col.strong{
      background:linear-gradient(180deg,#fff,#F1F7FD);
      border-color:rgba(47,95,155,.24);
    }
    .compare-col h3{display:flex;align-items:center;gap:10px;margin-bottom:18px}
    .compare-list{
      list-style:none;
      display:grid;
      gap:12px;
    }
    .compare-list li{
      padding:13px 14px;
      border-radius:14px;
      background:var(--surface-soft);
      color:var(--muted);
      border:1px solid rgba(217,228,241,.72);
    }
    .compare-col.strong .compare-list li{
      color:#40566C;
      background:#fff;
      border-color:#D4E4F4;
    }
    .pager{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      margin-top:24px;
      padding:16px;
      border:1px solid var(--border);
      border-radius:18px;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .pager-numbers{
      display:flex;
      gap:8px;
      align-items:center;
    }
    .page-dot{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border:1px solid var(--border);
      border-radius:12px;
      color:var(--muted);
      font-weight:800;
      background:#fff;
    }
    .page-dot.current{
      background:var(--primary);
      color:#fff;
      border-color:var(--primary);
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:28px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;
      border:1px solid var(--border);
      border-radius:18px;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      text-align:left;
      font-weight:820;
      color:var(--text);
    }
    .faq-question span:last-child{
      width:26px;
      height:26px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:var(--primary-soft);
      color:var(--primary);
      flex:0 0 26px;
      transition:var(--ease);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s ease;
    }
    .faq-answer p{
      padding:0 20px 18px;
      font-size:15px;
    }
    .faq-item.open .faq-question span:last-child{
      transform:rotate(45deg);
      background:var(--primary);
      color:#fff;
    }
    .faq-item.open .faq-answer{max-height:180px}
    .cta-section{padding:76px 0 88px}
    .cta-card{
      display:grid;
      grid-template-columns:minmax(0,1fr) 380px;
      gap:28px;
      padding:34px;
      border-radius:30px;
      background:
        linear-gradient(135deg,rgba(47,95,155,.96),rgba(51,106,168,.90)),
        radial-gradient(circle at 12% 18%,rgba(255,255,255,.16),transparent 28%);
      color:#fff;
      box-shadow:0 24px 60px rgba(47,95,155,.22);
      overflow:hidden;
      position:relative;
    }
    .cta-card h2{color:#fff}
    .cta-card p{color:rgba(255,255,255,.84);margin-top:12px;max-width:720px}
    .cta-points{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .cta-points span{
      border-radius:999px;
      padding:8px 12px;
      background:rgba(255,255,255,.14);
      color:#fff;
      font-size:13px;
      font-weight:730;
    }
    .form-box{
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.96);
      border:1px solid rgba(255,255,255,.42);
      box-shadow:0 14px 34px rgba(23,50,74,.16);
    }
    .form-box label{
      display:block;
      font-size:13px;
      font-weight:780;
      color:var(--text);
      margin:0 0 7px;
    }
    .form-box .field{margin-bottom:12px}
    .form-box input,.form-box textarea{
      background:#fff;
      color:var(--text);
    }
    .form-hint{
      color:var(--weak);
      font-size:12px;
      margin-top:8px;
    }
    .site-footer{
      background:#102B43;
      color:#DDE8F4;
      padding:58px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr 1fr 1fr;
      gap:34px;
      align-items:start;
    }
    .site-footer .brand-mark{
      background:linear-gradient(145deg,#6BA8B8,#D79B3A);
      box-shadow:none;
    }
    .site-footer .brand-text strong{color:#fff}
    .site-footer .brand-text small{color:#AFC1D4}
    .footer-brand p{
      margin-top:16px;
      color:#B9C8D8;
      max-width:360px;
      font-size:14px;
    }
    .footer-title{
      font-weight:850;
      color:#fff;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#B9C8D8;
      font-size:14px;
    }
    .footer-links a:hover{
      color:#fff;
      text-decoration:underline;
      text-underline-offset:4px;
    }
    .footer-note{
      display:grid;
      gap:9px;
      color:#B9C8D8;
      font-size:14px;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      margin-top:38px;
      padding-top:22px;
      border-top:1px solid rgba(217,228,241,.16);
      color:#9FB2C6;
      font-size:13px;
    }
    .mobile-tab{
      display:none;
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:60;
      padding:8px 12px calc(8px + env(safe-area-inset-bottom));
      background:#fff;
      border-top:1px solid var(--border);
      box-shadow:0 -10px 30px rgba(23,50,74,.10);
    }
    .mobile-tab-inner{
      max-width:520px;
      margin:0 auto;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:6px;
    }
    .tab-link{
      min-height:48px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      border-radius:14px;
      color:var(--muted);
      font-size:12px;
      font-weight:760;
    }
    .tab-link svg{width:20px;height:20px}
    .tab-link:hover{background:var(--primary-soft);color:var(--primary)}
    .tab-link.active{
      background:var(--primary-soft);
      color:var(--primary);
    }
    .skeleton{
      display:block;
      height:14px;
      border-radius:999px;
      background:linear-gradient(90deg,#EDF3F9,#F8FBFE,#EDF3F9);
      background-size:200% 100%;
      animation:skeleton 1.4s ease infinite;
    }
    @keyframes skeleton{
      0%{background-position:200% 0}
      100%{background-position:-200% 0}
    }

    @media (max-width:1100px){
      .category-hero-grid,.filter-shell,.content-layout,.cta-card{grid-template-columns:1fr}
      .search-card,.side-panel{position:static}
      .featured-item{grid-template-columns:260px 1fr}
      .steps{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:860px){
      body{padding-bottom:76px}
      .container{width:min(100% - 28px,var(--container))}
      .site-header{height:66px}
      .site-nav{display:none}
      .header-cta{display:none}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-text strong{font-size:15px}
      .brand-text small{font-size:11px}
      .mobile-tab{display:block}
      .section{padding:62px 0}
      .category-hero{padding:34px 0 28px}
      .hero-copy{padding:26px}
      .hero-panel{padding:20px}
      .featured-item{grid-template-columns:1fr}
      .visual-card{min-height:190px}
      .item-grid{grid-template-columns:1fr}
      .filter-line{display:block}
      .filter-label{width:auto;margin-bottom:10px}
      .compare-box,.faq-wrap{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:560px){
      .container{width:min(100% - 22px,var(--container))}
      h1{font-size:32px}
      h2{font-size:25px}
      .lead{font-size:16px}
      .section-head{display:block}
      .hero-copy{padding:22px;border-radius:22px}
      .mini-map{grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .filter-box,.search-card,.summary-card,.hint-card,.contact-mini{padding:18px}
      .steps{grid-template-columns:1fr}
      .pager{align-items:flex-start;flex-direction:column}
      .cta-card{padding:24px;border-radius:24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-note,.footer-links{font-size:13px}
    }

/* roulang page: category2 */
:root{
  --bg:#F7FAFD;
  --bg-soft:#EEF4FA;
  --surface:#FFFFFF;
  --surface-2:#F2F7FC;
  --text:#17324A;
  --muted:#607084;
  --primary:#2F5F9B;
  --primary-2:#336AA8;
  --secondary:#6BA8B8;
  --accent:#D79B3A;
  --line:#D9E4F1;
  --shadow:0 10px 30px rgba(25,53,82,.08);
  --shadow-lg:0 18px 50px rgba(25,53,82,.12);
  --radius:18px;
  --radius-sm:14px;
  --radius-lg:24px;
  --container:1240px;
  --header-h:78px;
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(47,95,155,.08), transparent 32%),
    radial-gradient(circle at top right, rgba(107,168,184,.08), transparent 28%),
    linear-gradient(180deg, #fbfdff 0%, var(--bg) 100%);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:rgba(47,95,155,.16);color:var(--text)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{
  border:0;
  background:none;
  padding:0;
  cursor:pointer;
  color:inherit;
}
input,textarea{
  width:100%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  border-radius:14px;
  padding:14px 16px;
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  outline:none;
}
input::placeholder,textarea::placeholder{color:#8b99aa}
input:focus,textarea:focus{
  border-color:rgba(47,95,155,.55);
  box-shadow:0 0 0 4px rgba(47,95,155,.12);
}
textarea{min-height:132px;resize:vertical}
.container{
  width:min(var(--container), calc(100% - 40px));
  margin:0 auto;
}
.section{
  padding:88px 0;
  position:relative;
}
.section-soft{
  background:linear-gradient(180deg, rgba(238,244,250,.7), rgba(247,250,253,.4));
  border-top:1px solid rgba(217,228,241,.65);
  border-bottom:1px solid rgba(217,228,241,.65);
}
.section-head{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-bottom:28px;
  max-width:760px;
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-weight:700;
  font-size:.92rem;
  letter-spacing:.02em;
}
.section-kicker::before{
  content:"";
  width:14px;
  height:14px;
  border-radius:999px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow:0 0 0 5px rgba(47,95,155,.08);
}
.section-title{
  margin:0;
  font-size:clamp(1.7rem, 3vw, 2.45rem);
  line-height:1.2;
  letter-spacing:-.02em;
}
.section-desc{
  margin:0;
  color:var(--muted);
  font-size:1.02rem;
  max-width:68ch;
}
.tag-row,.chip-row,.pill-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag,.chip,.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(107,168,184,.12);
  color:#295769;
  border:1px solid rgba(107,168,184,.18);
  font-size:.95rem;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.tag:hover,.chip:hover,.pill:hover{
  transform:translateY(-1px);
  background:rgba(47,95,155,.1);
  border-color:rgba(47,95,155,.18);
  box-shadow:0 8px 18px rgba(25,53,82,.08);
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 12px;
  border-radius:999px;
  background:rgba(215,155,58,.12);
  color:#8a5e16;
  font-weight:600;
  font-size:.88rem;
  border:1px solid rgba(215,155,58,.18);
}
.muted{color:var(--muted)}
.lead{
  font-size:1.04rem;
  color:#284457;
}
.card{
  background:var(--surface);
  border:1px solid rgba(217,228,241,.92);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(47,95,155,.18);
}
.card-soft{
  background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(246,250,253,.96));
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.grid-4{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.stack{display:flex;flex-direction:column;gap:16px}
.divider{
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(217,228,241,.95), transparent);
  margin:26px 0;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 20px;
  border-radius:14px;
  border:1px solid transparent;
  font-weight:700;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  color:#fff;
  box-shadow:0 10px 22px rgba(47,95,155,.18);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 28px rgba(47,95,155,.24);
}
.btn-secondary{
  background:#fff;
  color:var(--primary);
  border-color:rgba(47,95,155,.18);
}
.btn-secondary:hover{
  transform:translateY(-2px);
  border-color:rgba(47,95,155,.3);
  box-shadow:0 12px 22px rgba(25,53,82,.08);
}
.btn-ghost{
  background:rgba(255,255,255,.78);
  border-color:rgba(255,255,255,.3);
  color:#fff;
}
.btn-ghost:hover{background:#fff;color:var(--primary)}
:focus-visible{
  outline:3px solid rgba(47,95,155,.22);
  outline-offset:2px;
}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(247,250,253,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid rgba(217,228,241,.75);
  transition:box-shadow .2s ease, background .2s ease, transform .2s ease;
}
.site-header.is-scrolled{
  box-shadow:0 6px 22px rgba(25,53,82,.08);
  background:rgba(255,255,255,.96);
}
.header-inner{
  min-height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  min-width:0;
}
.brand-mark{
  width:44px;
  height:44px;
  border-radius:14px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  color:#fff;
  display:grid;
  place-items:center;
  font-weight:800;
  font-size:1.08rem;
  box-shadow:0 10px 20px rgba(47,95,155,.18);
  flex:0 0 auto;
}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  min-width:0;
}
.brand-text strong{
  font-size:1.02rem;
  letter-spacing:.01em;
}
.brand-text small{
  color:var(--muted);
  font-size:.8rem;
  margin-top:4px;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px;
  border:1px solid rgba(217,228,241,.8);
  border-radius:999px;
  background:rgba(255,255,255,.72);
  box-shadow:0 8px 22px rgba(25,53,82,.05);
}
.nav-link{
  position:relative;
  padding:11px 18px;
  border-radius:999px;
  color:#35536f;
  font-weight:600;
  font-size:.98rem;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.nav-link:hover{
  color:var(--primary);
  background:rgba(47,95,155,.08);
}
.nav-link.active{
  color:#fff;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow:0 8px 18px rgba(47,95,155,.16);
}
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 18px;
  border-radius:14px;
  background:rgba(47,95,155,.1);
  color:var(--primary);
  font-weight:700;
  border:1px solid rgba(47,95,155,.18);
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.header-cta:hover{
  transform:translateY(-2px);
  background:rgba(47,95,155,.14);
  box-shadow:0 10px 18px rgba(25,53,82,.08);
}
.hero{
  padding:68px 0 30px;
  position:relative;
  overflow:hidden;
}
.hero::before,
.hero::after{
  content:"";
  position:absolute;
  inset:auto;
  pointer-events:none;
  border-radius:50%;
  filter:blur(0);
}
.hero::before{
  width:360px;
  height:360px;
  right:-140px;
  top:-60px;
  background:radial-gradient(circle, rgba(107,168,184,.18) 0%, rgba(107,168,184,.05) 42%, transparent 72%);
}
.hero::after{
  width:260px;
  height:260px;
  left:-110px;
  bottom:-140px;
  background:radial-gradient(circle, rgba(47,95,155,.14) 0%, rgba(47,95,155,.04) 42%, transparent 72%);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:34px;
  align-items:center;
  position:relative;
  z-index:1;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:.92rem;
  color:var(--muted);
  flex-wrap:wrap;
}
.breadcrumb a{
  color:var(--primary);
  font-weight:600;
}
.hero h1{
  margin:16px 0 14px;
  font-size:clamp(2.2rem, 4.4vw, 4rem);
  line-height:1.08;
  letter-spacing:-.04em;
}
.hero p{
  margin:0;
  max-width:64ch;
}
.hero-lead{
  font-size:1.08rem;
  color:#284457;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin:28px 0 18px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  color:var(--muted);
  font-size:.94rem;
}
.hero-meta span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(217,228,241,.84);
}
.hero-copy{
  padding:12px 0;
}
.hero-visual{
  position:relative;
}
.visual-panel{
  padding:22px;
  border-radius:28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.98), rgba(244,248,252,.96));
  border:1px solid rgba(217,228,241,.95);
  box-shadow:0 18px 60px rgba(25,53,82,.12);
}
.visual-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:16px;
}
.visual-title strong{
  font-size:1.04rem;
}
.visual-title small{
  color:var(--muted);
}
.visual-stack{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}
.visual-card{
  padding:16px;
  border-radius:20px;
  background:linear-gradient(180deg, #fff, #f7fbff);
  border:1px solid rgba(217,228,241,.92);
}
.visual-card strong{
  display:block;
  font-size:1.08rem;
  margin-bottom:6px;
}
.visual-card p{
  margin:0;
  color:var(--muted);
  font-size:.94rem;
}
.visual-card.accent{
  background:linear-gradient(135deg, rgba(47,95,155,.96), rgba(51,106,168,.92));
  color:#fff;
  border-color:transparent;
  grid-column:1 / -1;
}
.visual-card.accent p{color:rgba(255,255,255,.84)}
.mini-bars{
  margin-top:16px;
  display:grid;
  gap:12px;
}
.bar-row{
  display:grid;
  gap:8px;
}
.bar-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:.92rem;
}
.bar-track{
  height:10px;
  border-radius:999px;
  background:#e8eef7;
  overflow:hidden;
}
.bar-fill{
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--primary), var(--secondary));
}
.bar-fill.alt{
  background:linear-gradient(90deg, var(--accent), #e6c27b);
}
.meta-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin-top:18px;
}
.meta-item{
  padding:14px 16px;
  border-radius:18px;
  background:rgba(255,255,255,.74);
  border:1px solid rgba(217,228,241,.92);
}
.meta-item strong{
  display:block;
  font-size:1.22rem;
  color:var(--primary);
  margin-bottom:2px;
}
.meta-item span{
  color:var(--muted);
  font-size:.92rem;
}
.intro-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:22px;
}
.intro-card{
  padding:28px;
}
.intro-card h2{
  margin:0 0 12px;
  font-size:1.7rem;
  line-height:1.18;
}
.intro-card p{
  margin:0;
  color:var(--muted);
}
.point-list{
  list-style:none;
  padding:0;
  margin:20px 0 0;
  display:grid;
  gap:12px;
}
.point-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 0;
  border-top:1px solid rgba(217,228,241,.72);
}
.point-list li:first-child{border-top:0;padding-top:0}
.point-bullet{
  width:30px;
  height:30px;
  border-radius:10px;
  background:rgba(47,95,155,.1);
  color:var(--primary);
  display:grid;
  place-items:center;
  font-weight:800;
  flex:0 0 auto;
}
.point-list strong{
  display:block;
  margin-bottom:4px;
}
.side-card{
  padding:26px;
  position:relative;
  overflow:hidden;
}
.side-card::before{
  content:"";
  position:absolute;
  right:-30px;
  top:-20px;
  width:160px;
  height:160px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(107,168,184,.18) 0%, transparent 68%);
}
.side-title{
  margin:0 0 14px;
  font-size:1.18rem;
}
.scene-list{
  display:grid;
  gap:12px;
  margin:18px 0 0;
  padding:0;
  list-style:none;
}
.scene-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 16px;
  border-radius:16px;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(217,228,241,.92);
}
.scene-list .num{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:10px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  color:#fff;
  display:grid;
  place-items:center;
  font-weight:700;
}
.pain-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.pain-card{
  padding:22px;
}
.pain-card .icon{
  width:42px;
  height:42px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:rgba(47,95,155,.1);
  color:var(--primary);
  margin-bottom:14px;
}
.pain-card h3{
  margin:0 0 8px;
  font-size:1.08rem;
}
.pain-card p{
  margin:0;
  color:var(--muted);
  font-size:.96rem;
}
.timeline{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.timeline-item{
  position:relative;
  padding:24px 20px 20px;
  border-radius:20px;
  background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(246,250,253,.96));
  border:1px solid rgba(217,228,241,.92);
  box-shadow:var(--shadow);
}
.timeline-item::before{
  content:"";
  position:absolute;
  left:20px;
  top:20px;
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 6px rgba(215,155,58,.12);
}
.timeline-item h3{
  margin:20px 0 8px;
  font-size:1.08rem;
}
.timeline-item p{
  margin:0;
  color:var(--muted);
  font-size:.96rem;
}
.timeline-item ul{
  margin:14px 0 0;
  padding-left:18px;
  color:#395269;
}
.case-wrap{
  display:grid;
  gap:18px;
}
.case-card{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:0;
  overflow:hidden;
}
.case-card.reverse{
  grid-template-columns:1.1fr .9fr;
}
.case-visual{
  padding:28px;
  background:linear-gradient(135deg, rgba(47,95,155,.96), rgba(107,168,184,.92));
  color:#fff;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:100%;
}
.case-visual.alt{
  background:linear-gradient(135deg, rgba(17,50,77,.94), rgba(47,95,155,.88));
}
.case-visual strong{
  display:block;
  font-size:1.3rem;
  margin-bottom:8px;
}
.case-visual p{
  margin:0;
  color:rgba(255,255,255,.88);
}
.case-sign{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.case-sign span{
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.16);
}
.case-body{
  padding:28px;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.case-body h3{
  margin:0;
  font-size:1.35rem;
}
.case-body p{
  margin:0;
  color:var(--muted);
}
.case-list{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:12px;
}
.case-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.case-list .dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--primary);
  margin-top:.55rem;
  flex:0 0 auto;
  box-shadow:0 0 0 5px rgba(47,95,155,.08);
}
.result-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:22px;
}
.metric-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.metric-card{
  padding:20px;
}
.metric-value{
  display:block;
  font-size:1.9rem;
  line-height:1;
  color:var(--primary);
  font-weight:800;
  margin-bottom:8px;
  font-feature-settings:"tnum" 1,"lnum" 1;
}
.metric-card p{
  margin:0;
  color:var(--muted);
  font-size:.96rem;
}
.compare-card{
  padding:24px;
}
.compare-card h3{
  margin:0 0 14px;
  font-size:1.22rem;
}
.compare-lines{
  display:grid;
  gap:14px;
}
.compare-line{
  display:grid;
  gap:8px;
}
.compare-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  font-size:.94rem;
  color:#395269;
}
.compare-track{
  height:12px;
  background:#eaf0f7;
  border-radius:999px;
  overflow:hidden;
}
.compare-fill{
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--primary), var(--secondary));
}
.compare-fill.warm{
  background:linear-gradient(90deg, var(--accent), #efc873);
}
.testimonial-grid{
  margin-top:22px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}
.quote-card{
  padding:20px;
}
.quote-top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.avatar{
  width:46px;
  height:46px;
  border-radius:16px;
  background:linear-gradient(135deg, rgba(47,95,155,.12), rgba(107,168,184,.18));
  color:var(--primary);
  display:grid;
  place-items:center;
  font-weight:800;
  flex:0 0 auto;
}
.quote-card p{
  margin:0;
  color:#314b62;
}
.quote-card cite{
  display:block;
  margin-top:12px;
  font-style:normal;
  color:var(--muted);
  font-size:.94rem;
}
.faq-wrap{
  display:grid;
  gap:14px;
}
details{
  border:1px solid rgba(217,228,241,.94);
  border-radius:18px;
  background:#fff;
  box-shadow:var(--shadow);
  overflow:hidden;
}
summary{
  list-style:none;
  cursor:pointer;
  padding:18px 20px;
  font-weight:700;
  color:var(--text);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
summary::-webkit-details-marker{display:none}
summary::after{
  content:"";
  width:10px;
  height:10px;
  border-right:2px solid var(--primary);
  border-bottom:2px solid var(--primary);
  transform:rotate(45deg);
  transition:transform .2s ease;
  flex:0 0 auto;
}
details[open] summary{
  background:rgba(47,95,155,.05);
}
details[open] summary::after{
  transform:rotate(225deg);
}
details .faq-content{
  padding:0 20px 18px;
  color:var(--muted);
}
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  background:linear-gradient(135deg, #2F5F9B, #336AA8 66%, #3e79b8);
  color:#fff;
  padding:32px;
  box-shadow:0 18px 48px rgba(47,95,155,.24);
}
.cta-panel::before,
.cta-panel::after{
  content:"";
  position:absolute;
  border-radius:50%;
  pointer-events:none;
}
.cta-panel::before{
  width:260px;
  height:260px;
  right:-90px;
  top:-80px;
  background:radial-gradient(circle, rgba(255,255,255,.14) 0%, transparent 70%);
}
.cta-panel::after{
  width:180px;
  height:180px;
  left:-70px;
  bottom:-80px;
  background:radial-gradient(circle, rgba(255,255,255,.09) 0%, transparent 70%);
}
.cta-grid{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:24px;
  align-items:start;
  position:relative;
  z-index:1;
}
.cta-copy h2{
  margin:0 0 12px;
  font-size:clamp(1.7rem, 3vw, 2.5rem);
  line-height:1.15;
}
.cta-copy p{
  margin:0;
  color:rgba(255,255,255,.88);
}
.cta-list{
  list-style:none;
  padding:0;
  margin:22px 0 0;
  display:grid;
  gap:12px;
}
.cta-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:rgba(255,255,255,.9);
}
.cta-list li::before{
  content:"";
  width:10px;
  height:10px;
  margin-top:.58rem;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 5px rgba(255,255,255,.12);
  flex:0 0 auto;
}
.cta-form{
  background:rgba(255,255,255,.96);
  color:var(--text);
  padding:22px;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.2);
  box-shadow:0 16px 40px rgba(19,45,71,.18);
}
.form-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.field-full{grid-column:1 / -1}
.form-label{
  display:block;
  font-size:.92rem;
  font-weight:700;
  color:#38526b;
  margin:0 0 8px;
}
.help-text{
  margin:12px 0 0;
  color:var(--muted);
  font-size:.9rem;
}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:18px;
}
.site-footer{
  margin-top:0;
  background:#ecf3f9;
  border-top:1px solid rgba(217,228,241,.9);
  color:#2d475d;
}
.site-footer .container{
  padding:44px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.25fr .82fr .82fr .82fr;
  gap:22px;
}
.footer-brand .brand{
  margin-bottom:14px;
}
.footer-brand p{
  margin:0;
  color:#567085;
}
.footer-title{
  font-weight:800;
  margin-bottom:14px;
  color:#27435a;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:#45627c;
  transition:color .2s ease, transform .2s ease;
}
.footer-links a:hover{
  color:var(--primary);
  transform:translateX(2px);
}
.footer-note{
  display:grid;
  gap:10px;
  color:#567085;
  font-size:.95rem;
}
.footer-bottom{
  margin-top:28px;
  padding-top:18px;
  border-top:1px solid rgba(217,228,241,.92);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  color:#5f7386;
  font-size:.94rem;
  flex-wrap:wrap;
}
.mobile-tabbar{
  display:none;
}
@media (max-width: 1279px){
  .hero-grid,
  .intro-grid,
  .result-grid,
  .cta-grid,
  .footer-grid{
    grid-template-columns:1fr;
  }
  .pain-grid,
  .timeline{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .case-card,
  .case-card.reverse{
    grid-template-columns:1fr;
  }
}
@media (max-width: 1023px){
  .site-nav{display:none}
  .hero{padding-top:42px}
  .meta-grid{grid-template-columns:1fr}
  .grid-3,
  .grid-4,
  .testimonial-grid{
    grid-template-columns:1fr;
  }
  .mobile-tabbar{
    display:flex;
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    z-index:60;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.96);
    border-top:1px solid rgba(217,228,241,.9);
    box-shadow:0 -10px 26px rgba(25,53,82,.08);
    gap:10px;
  }
  .mobile-tabbar a{
    flex:1;
    min-height:56px;
    border-radius:18px;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    color:#4a6277;
    background:#f7fbff;
    border:1px solid rgba(217,228,241,.88);
    font-weight:700;
    transition:transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  }
  .mobile-tabbar a svg{
    width:18px;
    height:18px;
    stroke:currentColor;
    fill:none;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
    flex:0 0 auto;
  }
  .mobile-tabbar a.active{
    background:linear-gradient(135deg, var(--primary), var(--primary-2));
    border-color:transparent;
    color:#fff;
    box-shadow:0 12px 24px rgba(47,95,155,.18);
  }
  body{padding-bottom:86px}
}
@media (max-width: 767px){
  .container{width:min(calc(100% - 28px), 100%)}
  .header-inner{gap:14px}
  .brand-mark{width:40px;height:40px;border-radius:12px}
  .brand-text strong{font-size:.98rem}
  .brand-text small{font-size:.76rem}
  .header-cta{
    min-height:40px;
    padding:0 14px;
    border-radius:12px;
    font-size:.92rem;
  }
  .hero h1{font-size:clamp(2rem, 11vw, 3rem)}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .grid-2,
  .pain-grid,
  .timeline,
  .form-grid{
    grid-template-columns:1fr;
  }
  .section{padding:70px 0}
  .intro-card,
  .side-card,
  .pain-card,
  .timeline-item,
  .case-body,
  .case-visual,
  .metric-card,
  .compare-card,
  .quote-card,
  .cta-panel,
  .cta-form{
    padding:20px;
  }
  .cta-panel{border-radius:24px}
  .site-footer .container{padding-top:34px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}