/* roulang page: index */
:root{
      --ky-primary:#0E8F83;
      --ky-primary-dark:#08786e;
      --ky-primary-soft:#E4F4F1;
      --ky-orange:#F4A261;
      --ky-orange-soft:#FFF1E2;
      --ky-purple:#7A6FF0;
      --ky-ink:#1E2428;
      --ky-muted:#66737A;
      --ky-bg:#FBFAF6;
      --ky-bg-warm:#F7F5EF;
      --ky-mint:#EEF7F4;
      --ky-sand:#F6EFE8;
      --ky-line:rgba(30,36,40,.10);
      --ky-line-strong:rgba(14,143,131,.22);
      --ky-white:#ffffff;
      --ky-footer:#162422;
      --ky-radius-sm:14px;
      --ky-radius:18px;
      --ky-radius-lg:28px;
      --ky-shadow:0 18px 50px rgba(30,36,40,.08);
      --ky-shadow-hover:0 26px 70px rgba(30,36,40,.13);
      --ky-container:1180px;
      --ky-transition:all .25s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      color:var(--ky-ink);
      background:
        radial-gradient(circle at 8% 0%, rgba(244,162,97,.16), transparent 34%),
        radial-gradient(circle at 92% 12%, rgba(14,143,131,.12), transparent 30%),
        var(--ky-bg);
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none;transition:var(--ky-transition)}
    a:hover{color:var(--ky-primary)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(14,143,131,.18);color:var(--ky-ink)}
    .container{max-width:var(--ky-container)}
    .section-pad{padding:92px 0}
    .section-pad-sm{padding:72px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:rgba(14,143,131,.10);
      color:var(--ky-primary-dark);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
      margin-bottom:16px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--ky-orange);
      box-shadow:0 0 0 6px rgba(244,162,97,.14);
    }
    .section-title{
      font-size:clamp(30px,4vw,42px);
      line-height:1.18;
      font-weight:850;
      letter-spacing:-.04em;
      margin:0 0 16px;
      color:var(--ky-ink);
    }
    .section-desc{
      max-width:760px;
      color:var(--ky-muted);
      margin:0;
      font-size:17px;
    }
    .text-gradient{
      background:linear-gradient(115deg,var(--ky-primary),var(--ky-purple));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      padding:22px 0 10px;
      pointer-events:none;
    }
    .dock-navbar{
      pointer-events:auto;
      max-width:1080px;
      margin:0 auto;
      border:1px solid rgba(30,36,40,.10);
      border-radius:999px;
      background:rgba(251,250,246,.92);
      box-shadow:0 16px 45px rgba(30,36,40,.10);
      backdrop-filter:blur(14px);
      padding:9px 12px;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      letter-spacing:-.03em;
      color:var(--ky-ink);
      padding:0;
      margin-right:18px;
      white-space:nowrap;
    }
    .logo-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      position:relative;
      background:linear-gradient(145deg,var(--ky-primary),#62c7bd);
      box-shadow:0 10px 22px rgba(14,143,131,.22);
      overflow:hidden;
    }
    .logo-mark::before{
      content:"";
      width:23px;
      height:15px;
      border:3px solid rgba(255,255,255,.94);
      border-top-color:transparent;
      border-radius:0 0 18px 18px;
      transform:translateY(-1px);
    }
    .logo-mark::after{
      content:"";
      position:absolute;
      width:20px;
      height:3px;
      background:#fff;
      border-radius:999px;
      bottom:11px;
      right:8px;
      opacity:.9;
    }
    .logo-text{
      display:flex;
      flex-direction:column;
      line-height:1.05;
    }
    .logo-text strong{font-size:17px}
    .logo-text span{font-size:11px;color:var(--ky-muted);font-weight:700;letter-spacing:.04em;margin-top:3px}
    .navbar-toggler{
      border:0;
      width:44px;
      height:44px;
      border-radius:16px;
      background:var(--ky-primary-soft);
      padding:0;
      box-shadow:none!important;
    }
    .navbar-toggler:focus{outline:3px solid rgba(14,143,131,.22)}
    .toggler-lines{
      width:18px;
      height:12px;
      position:relative;
      display:inline-block;
    }
    .toggler-lines::before,.toggler-lines::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      background:var(--ky-primary);
      border-radius:999px;
      transition:var(--ky-transition);
    }
    .toggler-lines::before{top:1px}
    .toggler-lines::after{bottom:1px}
    .nav-menu{
      gap:4px;
      align-items:center;
    }
    .nav-link{
      color:#3c464b;
      font-weight:750;
      font-size:14px;
      border-radius:999px;
      padding:9px 14px!important;
    }
    .nav-link:hover,.nav-link:focus{
      background:rgba(14,143,131,.08);
      color:var(--ky-primary-dark);
    }
    .nav-link.active{
      background:var(--ky-primary-soft);
      color:var(--ky-primary-dark)!important;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:10px;
    }
    .search-chip{
      width:42px;
      height:42px;
      border-radius:50%;
      border:1px solid var(--ky-line);
      background:#fff;
      display:grid;
      place-items:center;
      color:var(--ky-muted);
    }
    .search-chip:hover{
      color:var(--ky-primary);
      border-color:var(--ky-line-strong);
      transform:translateY(-1px);
    }
    .search-chip svg{width:18px;height:18px}
    .btn-ky{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border:1px solid transparent;
      border-radius:999px;
      padding:12px 20px;
      min-height:46px;
      font-weight:800;
      line-height:1;
      transition:var(--ky-transition);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-ky:focus-visible{
      outline:4px solid rgba(14,143,131,.22);
      outline-offset:2px;
    }
    .btn-primary-ky{
      background:var(--ky-primary);
      color:#fff;
      box-shadow:0 14px 28px rgba(14,143,131,.20);
    }
    .btn-primary-ky:hover{
      background:var(--ky-primary-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 36px rgba(14,143,131,.28);
    }
    .btn-secondary-ky{
      background:#fff;
      color:var(--ky-ink);
      border-color:var(--ky-line);
      box-shadow:0 10px 24px rgba(30,36,40,.05);
    }
    .btn-secondary-ky:hover{
      color:var(--ky-primary-dark);
      border-color:var(--ky-line-strong);
      transform:translateY(-2px);
      box-shadow:0 14px 32px rgba(30,36,40,.08);
    }

    .hero{
      position:relative;
      padding:98px 0 74px;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0 0 auto;
      height:560px;
      background-image:
        linear-gradient(90deg,rgba(251,250,246,.95),rgba(251,250,246,.66)),
        url('/assets/images/backpic/back-1.webp');
      background-size:cover;
      background-position:center;
      opacity:.42;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      right:-160px;
      top:130px;
      width:420px;
      height:420px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(122,111,240,.13),transparent 66%);
      z-index:-1;
    }
    .hero-copy{padding-top:22px}
    .hero-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:22px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--ky-line);
      color:var(--ky-muted);
      font-weight:750;
      font-size:14px;
      box-shadow:0 8px 20px rgba(30,36,40,.04);
    }
    .pill b{color:var(--ky-primary-dark)}
    .hero h1{
      max-width:680px;
      font-size:clamp(34px,5.4vw,56px);
      line-height:1.12;
      font-weight:900;
      letter-spacing:-.055em;
      margin:0 0 22px;
    }
    .hero-lead{
      max-width:670px;
      color:var(--ky-muted);
      font-size:18px;
      line-height:1.85;
      margin-bottom:28px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:30px;
    }
    .trust-row{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      max-width:720px;
    }
    .trust-item{
      padding:14px 14px;
      border:1px solid var(--ky-line);
      border-radius:18px;
      background:rgba(255,255,255,.72);
      min-height:78px;
    }
    .trust-item strong{
      display:block;
      font-size:15px;
      line-height:1.25;
      margin-bottom:3px;
    }
    .trust-item span{
      display:block;
      color:var(--ky-muted);
      font-size:13px;
      line-height:1.45;
    }

    .hero-visual{
      position:relative;
      min-height:560px;
    }
    .dashboard{
      position:relative;
      border-radius:34px;
      padding:22px;
      background:linear-gradient(145deg,rgba(255,255,255,.94),rgba(238,247,244,.92));
      border:1px solid rgba(255,255,255,.88);
      box-shadow:var(--ky-shadow-hover);
      overflow:hidden;
    }
    .dashboard::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 85% 10%,rgba(244,162,97,.20),transparent 30%),
        radial-gradient(circle at 10% 90%,rgba(14,143,131,.14),transparent 32%);
      pointer-events:none;
    }
    .dash-top{
      position:relative;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      margin-bottom:18px;
    }
    .window-dots{display:flex;gap:7px}
    .window-dots span{
      width:10px;height:10px;border-radius:50%;
      background:var(--ky-line);
    }
    .window-dots span:nth-child(1){background:#ffb36b}
    .window-dots span:nth-child(2){background:#7A6FF0}
    .window-dots span:nth-child(3){background:#0E8F83}
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      color:var(--ky-primary-dark);
      border:1px solid var(--ky-line-strong);
      font-size:13px;
      font-weight:800;
    }
    .status-badge i{
      width:8px;height:8px;border-radius:50%;background:var(--ky-primary);
      box-shadow:0 0 0 6px rgba(14,143,131,.12);
    }
    .preview-card{
      position:relative;
      background:#fff;
      border:1px solid var(--ky-line);
      border-radius:26px;
      padding:22px;
      margin-bottom:16px;
      box-shadow:0 12px 34px rgba(30,36,40,.06);
    }
    .preview-title{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:16px;
      margin-bottom:14px;
    }
    .preview-title h2{
      font-size:22px;
      line-height:1.25;
      margin:0;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--ky-orange-soft);
      color:#a65c19;
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .module-list{
      display:grid;
      gap:10px;
    }
    .module-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:13px 14px;
      border-radius:16px;
      background:var(--ky-bg);
      border:1px solid rgba(30,36,40,.06);
    }
    .module-line span:first-child{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:800;
    }
    .module-line span:first-child::before{
      content:"";
      width:10px;height:10px;border-radius:4px;
      background:var(--ky-primary);
    }
    .module-line small{color:var(--ky-muted);font-weight:700}
    .dash-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:16px;
      position:relative;
    }
    .metric-card{
      border-radius:24px;
      padding:20px;
      background:var(--ky-footer);
      color:#fff;
      min-height:180px;
      overflow:hidden;
      position:relative;
    }
    .metric-card::after{
      content:"";
      position:absolute;
      width:150px;height:150px;border-radius:50%;
      right:-48px;bottom:-62px;
      background:rgba(244,162,97,.24);
    }
    .metric-card strong{
      display:block;
      font-size:32px;
      line-height:1;
      margin:12px 0 8px;
      color:#fff;
    }
    .metric-card p,.mini-panel p{
      color:rgba(255,255,255,.76);
      margin:0;
      font-size:14px;
      line-height:1.65;
    }
    .mini-panel{
      border-radius:24px;
      padding:20px;
      background:linear-gradient(145deg,var(--ky-primary),#5FC3B8);
      color:#fff;
    }
    .mini-panel ul{
      list-style:none;
      padding:0;margin:12px 0 0;
      display:grid;gap:8px;
      font-size:14px;
      font-weight:750;
    }
    .mini-panel li{
      display:flex;align-items:center;gap:8px;
    }
    .mini-panel li::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:#fff;
    }
    .floating-note{
      position:absolute;
      left:-24px;
      bottom:48px;
      width:210px;
      background:#fff;
      border:1px solid var(--ky-line);
      border-radius:24px;
      padding:18px;
      box-shadow:var(--ky-shadow);
    }
    .floating-note strong{font-size:15px}
    .floating-note p{font-size:13px;line-height:1.55;color:var(--ky-muted);margin:6px 0 0}

    .value-section{
      background:linear-gradient(180deg,var(--ky-mint),rgba(238,247,244,.35));
      border-top:1px solid rgba(14,143,131,.08);
      border-bottom:1px solid rgba(14,143,131,.08);
    }
    .value-chain{
      margin-top:36px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      counter-reset:step;
    }
    .value-step{
      position:relative;
      padding:26px 22px;
      border-radius:26px;
      background:rgba(255,255,255,.76);
      border:1px solid rgba(14,143,131,.12);
      box-shadow:0 12px 30px rgba(14,143,131,.05);
      transition:var(--ky-transition);
    }
    .value-step:hover{
      transform:translateY(-5px);
      box-shadow:var(--ky-shadow);
      border-color:var(--ky-line-strong);
    }
    .value-step::before{
      counter-increment:step;
      content:"0" counter(step);
      display:inline-flex;
      width:42px;height:42px;
      align-items:center;justify-content:center;
      border-radius:15px;
      background:var(--ky-primary);
      color:#fff;
      font-weight:900;
      margin-bottom:18px;
      box-shadow:0 12px 22px rgba(14,143,131,.20);
    }
    .value-step h3{
      font-size:21px;
      font-weight:900;
      letter-spacing:-.03em;
      margin:0 0 8px;
    }
    .value-step p{color:var(--ky-muted);margin:0;font-size:15px}

    .category-strip{
      margin-top:-38px;
      position:relative;
      z-index:5;
    }
    .category-entry{
      border-radius:30px;
      background:var(--ky-footer);
      color:#fff;
      padding:30px;
      box-shadow:0 24px 70px rgba(22,36,34,.20);
      display:grid;
      grid-template-columns:1.5fr .9fr auto;
      align-items:center;
      gap:22px;
      overflow:hidden;
      position:relative;
    }
    .category-entry::after{
      content:"";
      position:absolute;
      inset:auto -80px -150px auto;
      width:330px;height:330px;border-radius:50%;
      background:rgba(244,162,97,.18);
      pointer-events:none;
    }
    .category-entry h2{
      font-size:26px;
      font-weight:900;
      letter-spacing:-.03em;
      margin:0 0 6px;
      color:#fff;
    }
    .category-entry p{margin:0;color:rgba(255,255,255,.72)}
    .category-tags{display:flex;flex-wrap:wrap;gap:9px}
    .category-tags span{
      padding:7px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.86);
      font-size:13px;
      font-weight:750;
    }

    .feature-layout{
      margin-top:38px;
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:24px;
      align-items:stretch;
    }
    .feature-tabs{
      border-radius:30px;
      background:var(--ky-sand);
      padding:18px;
      border:1px solid rgba(244,162,97,.16);
    }
    .feature-item{
      display:grid;
      grid-template-columns:46px 1fr;
      gap:14px;
      padding:18px;
      border-radius:22px;
      transition:var(--ky-transition);
      border:1px solid transparent;
      margin-bottom:10px;
    }
    .feature-item:last-child{margin-bottom:0}
    .feature-item:hover,.feature-item.active{
      background:#fff;
      border-color:rgba(244,162,97,.26);
      box-shadow:0 14px 34px rgba(30,36,40,.06);
      transform:translateX(3px);
    }
    .feature-icon{
      width:46px;height:46px;border-radius:16px;
      background:#fff;
      color:var(--ky-primary);
      display:grid;
      place-items:center;
      font-weight:900;
      box-shadow:0 10px 22px rgba(30,36,40,.05);
    }
    .feature-item.active .feature-icon{background:var(--ky-primary);color:#fff}
    .feature-item h3{font-size:18px;font-weight:900;margin:0 0 4px;letter-spacing:-.02em}
    .feature-item p{font-size:14px;color:var(--ky-muted);margin:0}
    .feature-preview{
      border-radius:34px;
      background:#fff;
      border:1px solid var(--ky-line);
      padding:24px;
      box-shadow:var(--ky-shadow);
      overflow:hidden;
      position:relative;
    }
    .feature-preview::before{
      content:"";
      position:absolute;
      inset:0 0 auto;
      height:126px;
      background:linear-gradient(120deg,rgba(14,143,131,.10),rgba(122,111,240,.10));
      pointer-events:none;
    }
    .browser-bar{
      position:relative;
      height:42px;
      border-radius:16px;
      background:var(--ky-bg-warm);
      border:1px solid var(--ky-line);
      display:flex;
      align-items:center;
      padding:0 14px;
      gap:8px;
      margin-bottom:22px;
    }
    .browser-bar span{
      width:9px;height:9px;border-radius:50%;background:var(--ky-orange);
    }
    .browser-bar span:nth-child(2){background:var(--ky-purple)}
    .browser-bar span:nth-child(3){background:var(--ky-primary)}
    .preview-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
    }
    .preview-hero-block{
      min-height:310px;
      border-radius:26px;
      overflow:hidden;
      background:
        linear-gradient(180deg,rgba(22,36,34,.10),rgba(22,36,34,.55)),
        url('/assets/images/coverpic/cover-1.webp');
      background-size:cover;
      background-position:center;
      display:flex;
      align-items:flex-end;
      padding:24px;
      color:#fff;
    }
    .preview-hero-block h3{font-size:25px;font-weight:900;margin:0 0 8px;color:#fff}
    .preview-hero-block p{font-size:14px;color:rgba(255,255,255,.82);margin:0}
    .preview-side{display:grid;gap:14px}
    .mini-card{
      border-radius:22px;
      padding:18px;
      background:var(--ky-bg);
      border:1px solid rgba(30,36,40,.07);
    }
    .mini-card h4{font-size:17px;font-weight:900;margin:0 0 8px}
    .mini-card p{font-size:14px;color:var(--ky-muted);margin:0}
    .progress-soft{
      height:9px;border-radius:999px;background:#e8ece8;overflow:hidden;margin-top:14px;
    }
    .progress-soft i{
      display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--ky-primary),var(--ky-orange));
    }

    .scenes{
      background:var(--ky-bg-warm);
    }
    .scene-grid{
      margin-top:38px;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:20px;
    }
    .scene-card{
      border-radius:30px;
      background:#fff;
      border:1px solid var(--ky-line);
      overflow:hidden;
      box-shadow:0 12px 32px rgba(30,36,40,.05);
      transition:var(--ky-transition);
    }
    .scene-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--ky-shadow-hover);
      border-color:var(--ky-line-strong);
    }
    .scene-card.large{grid-row:span 2}
    .scene-media{
      aspect-ratio:16/10;
      overflow:hidden;
      background:var(--ky-mint);
    }
    .scene-card.large .scene-media{aspect-ratio:16/12}
    .scene-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .4s ease;
    }
    .scene-card:hover img{transform:scale(1.045)}
    .scene-body{padding:24px}
    .scene-body h3{font-size:22px;font-weight:900;letter-spacing:-.03em;margin:0 0 8px}
    .scene-body p{color:var(--ky-muted);margin:0 0 16px}
    .meta-tags{display:flex;flex-wrap:wrap;gap:8px}
    .meta-tags span{
      padding:6px 10px;
      border-radius:999px;
      background:var(--ky-primary-soft);
      color:var(--ky-primary-dark);
      font-size:12px;
      font-weight:850;
    }
    .scene-stack{display:grid;gap:20px}

    .case-list{
      margin-top:38px;
      display:grid;
      gap:20px;
    }
    .case-card{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:24px;
      padding:28px;
      border-radius:32px;
      background:#fff;
      border:1px solid var(--ky-line);
      box-shadow:0 14px 40px rgba(30,36,40,.05);
      transition:var(--ky-transition);
    }
    .case-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--ky-shadow);
      border-color:var(--ky-line-strong);
    }
    .case-summary{
      border-radius:24px;
      padding:22px;
      background:linear-gradient(145deg,var(--ky-mint),#fff);
    }
    .case-summary .tag{margin-bottom:14px}
    .case-summary h3{font-size:23px;font-weight:900;margin:0 0 10px;letter-spacing:-.03em}
    .case-summary p{color:var(--ky-muted);margin:0}
    .case-detail blockquote{
      margin:0 0 18px;
      padding:0 0 0 18px;
      border-left:4px solid var(--ky-orange);
      color:#334044;
      font-size:18px;
      font-weight:750;
      line-height:1.65;
    }
    .indicator-list{
      display:grid;
      gap:12px;
    }
    .indicator{
      display:grid;
      grid-template-columns:150px 1fr;
      gap:14px;
      align-items:center;
    }
    .indicator span{font-weight:850;color:var(--ky-ink);font-size:14px}
    .bar{
      height:10px;
      border-radius:999px;
      background:rgba(30,36,40,.08);
      overflow:hidden;
    }
    .bar i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--ky-primary),var(--ky-purple));
    }

    .plans{
      background:
        linear-gradient(180deg,rgba(238,247,244,.55),rgba(251,250,246,1));
    }
    .plan-grid{
      margin-top:40px;
      display:grid;
      grid-template-columns:.9fr 1.15fr .9fr;
      gap:20px;
      align-items:center;
    }
    .plan-card{
      background:#fff;
      border:1px solid var(--ky-line);
      border-radius:30px;
      padding:28px;
      box-shadow:0 12px 34px rgba(30,36,40,.05);
      transition:var(--ky-transition);
      position:relative;
    }
    .plan-card:hover{
      transform:translateY(-6px);
      box-shadow:var(--ky-shadow-hover);
      border-color:var(--ky-line-strong);
    }
    .plan-card.recommend{
      padding:34px;
      border-color:rgba(14,143,131,.32);
      box-shadow:0 24px 70px rgba(14,143,131,.14);
      background:linear-gradient(180deg,#fff,var(--ky-mint));
    }
    .recommend-badge{
      position:absolute;
      top:18px;
      right:18px;
      padding:7px 11px;
      border-radius:999px;
      background:var(--ky-orange);
      color:#fff;
      font-size:12px;
      font-weight:900;
    }
    .plan-card h3{font-size:24px;font-weight:900;letter-spacing:-.03em;margin:0 0 8px}
    .plan-price{
      font-size:20px;
      font-weight:900;
      color:var(--ky-primary-dark);
      margin:12px 0 18px;
    }
    .plan-card p{color:var(--ky-muted);margin:0 0 18px}
    .check-list{
      list-style:none;
      padding:0;margin:0 0 22px;
      display:grid;gap:10px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#3f4a4f;
      font-weight:650;
    }
    .check-list li::before{
      content:"✓";
      width:22px;height:22px;
      flex:0 0 22px;
      border-radius:50%;
      display:grid;place-items:center;
      background:var(--ky-primary-soft);
      color:var(--ky-primary-dark);
      font-size:13px;
      font-weight:900;
      margin-top:2px;
    }

    .faq-wrap{
      max-width:920px;
      margin:38px auto 0;
    }
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid var(--ky-line)!important;
      border-radius:22px!important;
      overflow:hidden;
      background:#fff;
      box-shadow:0 10px 26px rgba(30,36,40,.04);
    }
    .accordion-button{
      background:#fff!important;
      color:var(--ky-ink)!important;
      font-weight:900;
      font-size:17px;
      padding:20px 22px;
      box-shadow:none!important;
      border:0!important;
    }
    .accordion-button::after{
      width:28px;height:28px;
      border-radius:50%;
      background-color:var(--ky-primary-soft);
      background-size:14px;
      background-position:center;
      padding:14px;
    }
    .accordion-button:not(.collapsed){
      color:var(--ky-primary-dark)!important;
      background:linear-gradient(90deg,rgba(14,143,131,.08),rgba(255,255,255,1))!important;
    }
    .accordion-button:not(.collapsed)::before{
      content:"";
      position:absolute;
      left:0;top:14px;bottom:14px;
      width:4px;
      border-radius:999px;
      background:var(--ky-primary);
    }
    .accordion-body{
      padding:0 22px 22px;
      color:var(--ky-muted);
      font-size:16px;
    }

    .contact-cta{
      padding:0 0 96px;
    }
    .cta-panel{
      border-radius:36px;
      background:
        linear-gradient(120deg,rgba(22,36,34,.90),rgba(14,143,131,.82)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;
      background-position:center;
      color:#fff;
      padding:48px;
      position:relative;
      overflow:hidden;
      box-shadow:0 26px 80px rgba(22,36,34,.22);
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      width:360px;height:360px;border-radius:50%;
      right:-120px;top:-160px;
      background:rgba(244,162,97,.22);
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:34px;
      align-items:center;
    }
    .cta-panel h2{
      font-size:clamp(30px,4vw,42px);
      line-height:1.18;
      font-weight:900;
      letter-spacing:-.04em;
      margin:0 0 14px;
      color:#fff;
    }
    .cta-panel p{color:rgba(255,255,255,.78);margin:0;max-width:680px}
    .consult-box{
      border-radius:28px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      padding:22px;
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .form-field{display:grid;gap:7px}
    .form-field.full{grid-column:1/-1}
    .form-field label{
      font-size:13px;
      color:rgba(255,255,255,.76);
      font-weight:800;
    }
    .form-field input,.form-field textarea,.form-field select{
      width:100%;
      border:1px solid rgba(255,255,255,.18);
      background:rgba(255,255,255,.92);
      color:var(--ky-ink);
      border-radius:16px;
      padding:12px 14px;
      outline:none;
      transition:var(--ky-transition);
    }
    .form-field textarea{min-height:92px;resize:vertical}
    .form-field input:focus,.form-field textarea:focus,.form-field select:focus{
      border-color:var(--ky-orange);
      box-shadow:0 0 0 4px rgba(244,162,97,.20);
    }
    .form-note{
      color:rgba(255,255,255,.68);
      font-size:13px;
      margin:10px 0 0;
    }

    .site-footer{
      background:var(--ky-footer);
      color:rgba(255,255,255,.76);
      padding:62px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .75fr .85fr 1.05fr;
      gap:34px;
      padding-bottom:38px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:11px;
      color:#fff;
      font-weight:900;
      margin-bottom:16px;
    }
    .footer-logo .logo-mark{
      box-shadow:none;
    }
    .footer-logo strong{font-size:18px}
    .footer-brand p{
      max-width:360px;
      margin:0;
      color:rgba(255,255,255,.66);
    }
    .footer-col h3{
      font-size:16px;
      font-weight:900;
      color:#fff;
      margin:0 0 14px;
    }
    .footer-links{
      list-style:none;
      margin:0;padding:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,255,255,.66);
      font-weight:650;
    }
    .footer-links a:hover{
      color:var(--ky-orange);
      transform:translateX(2px);
    }
    .keyword-note{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      color:rgba(255,255,255,.68);
      font-size:14px;
    }
    .copyright{
      padding-top:24px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      font-size:14px;
      color:rgba(255,255,255,.52);
    }

    @media (max-width:1199px){
      .dock-navbar{max-width:960px}
      .trust-row{grid-template-columns:repeat(2,1fr)}
      .hero-visual{min-height:auto}
      .floating-note{left:10px;bottom:-10px}
    }
    @media (max-width:991px){
      .site-header{padding:14px 12px 8px}
      .dock-navbar{border-radius:28px;padding:10px 12px}
      .navbar-collapse{
        margin-top:12px;
        padding:12px;
        border-radius:22px;
        background:#fff;
        border:1px solid var(--ky-line);
        box-shadow:0 16px 34px rgba(30,36,40,.08);
      }
      .nav-menu{align-items:stretch}
      .nav-link{padding:11px 14px!important}
      .nav-actions{
        margin:10px 0 0;
        align-items:stretch;
      }
      .nav-actions .btn-ky{flex:1}
      .search-chip{border-radius:16px;width:48px;height:48px}
      .hero{padding:64px 0 56px}
      .dashboard{margin-top:26px}
      .value-chain{grid-template-columns:repeat(2,1fr)}
      .category-entry{grid-template-columns:1fr;align-items:start}
      .feature-layout,.preview-grid,.scene-grid,.case-card,.cta-content,.footer-grid{
        grid-template-columns:1fr;
      }
      .plan-grid{grid-template-columns:1fr}
      .plan-card.recommend{order:-1}
      .scene-card.large{grid-row:auto}
      .indicator{grid-template-columns:130px 1fr}
      .footer-grid{gap:26px}
    }
    @media (max-width:767px){
      body{font-size:15px}
      .section-pad{padding:62px 0}
      .section-pad-sm{padding:52px 0}
      .hero h1{letter-spacing:-.04em}
      .hero-lead{font-size:16px}
      .hero-actions .btn-ky{width:100%}
      .trust-row{grid-template-columns:1fr}
      .dashboard{border-radius:26px;padding:16px}
      .preview-card,.feature-preview,.case-card,.plan-card,.cta-panel{border-radius:24px}
      .dash-grid{grid-template-columns:1fr}
      .floating-note{position:relative;left:auto;bottom:auto;width:auto;margin-top:16px}
      .value-chain{grid-template-columns:1fr}
      .category-entry{padding:24px;border-radius:24px}
      .category-entry .btn-ky{width:100%}
      .preview-title{flex-direction:column}
      .scene-body,.case-card,.plan-card{padding:22px}
      .indicator{grid-template-columns:1fr;gap:7px}
      .cta-panel{padding:28px}
      .form-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:8px}
    }
    @media (max-width:520px){
      .container{padding-left:18px;padding-right:18px}
      .logo-text span{display:none}
      .navbar-brand{margin-right:4px}
      .dock-navbar{border-radius:24px}
      .hero{padding-top:48px}
      .pill{font-size:13px}
      .feature-item{grid-template-columns:40px 1fr;padding:15px}
      .feature-icon{width:40px;height:40px;border-radius:14px}
      .preview-hero-block{min-height:240px}
      .footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category1 */
:root {
      --ky-primary: #0E8F83;
      --ky-primary-dark: #08776d;
      --ky-primary-soft: #E3F4F0;
      --ky-orange: #F4A261;
      --ky-purple: #7A6FF0;
      --ky-ink: #1E2428;
      --ky-text: #344047;
      --ky-muted: #66737A;
      --ky-bg: #FBFAF6;
      --ky-bg-warm: #F7F5EF;
      --ky-bg-soft: #EEF7F4;
      --ky-bg-sand: #F6EFE8;
      --ky-white: #FFFFFF;
      --ky-border: rgba(30, 36, 40, .10);
      --ky-border-strong: rgba(14, 143, 131, .22);
      --ky-shadow: 0 18px 50px rgba(30, 36, 40, .08);
      --ky-shadow-hover: 0 24px 70px rgba(14, 143, 131, .16);
      --ky-radius-sm: 14px;
      --ky-radius: 18px;
      --ky-radius-lg: 28px;
      --ky-radius-xl: 36px;
      --ky-container: 1180px;
      --ky-transition: all .24s ease;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      overflow-x: hidden;
    }

    body {
      margin: 0;
      min-width: 320px;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--ky-text);
      background:
        radial-gradient(circle at 10% 6%, rgba(244, 162, 97, .14), transparent 28%),
        radial-gradient(circle at 90% 2%, rgba(14, 143, 131, .12), transparent 30%),
        linear-gradient(180deg, var(--ky-bg) 0%, var(--ky-bg-warm) 100%);
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ky-transition);
    }

    a:hover {
      color: var(--ky-primary);
    }

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

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

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
      outline: 3px solid rgba(14, 143, 131, .24);
      outline-offset: 3px;
      border-radius: 14px;
    }

    ::selection {
      background: rgba(14, 143, 131, .18);
      color: var(--ky-ink);
    }

    .container {
      max-width: var(--ky-container);
      padding-left: 24px;
      padding-right: 24px;
    }

    .site-header {
      position: sticky;
      top: 20px;
      z-index: 1000;
      padding: 18px 18px 0;
      pointer-events: none;
    }

    .dock-navbar {
      pointer-events: auto;
      max-width: 1120px;
      margin: 0 auto;
      min-height: 72px;
      padding: 10px 14px 10px 18px;
      border: 1px solid rgba(30, 36, 40, .08);
      border-radius: 999px;
      background: rgba(251, 250, 246, .92);
      box-shadow: 0 16px 42px rgba(30, 36, 40, .09);
      backdrop-filter: blur(14px);
    }

    .navbar-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin: 0;
      padding: 0;
      min-width: 188px;
      color: var(--ky-ink);
    }

    .logo-mark {
      position: relative;
      width: 42px;
      height: 42px;
      flex: 0 0 42px;
      border-radius: 16px;
      background:
        radial-gradient(circle at 28% 22%, rgba(255, 255, 255, .92), transparent 20%),
        linear-gradient(135deg, var(--ky-primary) 0%, #38B9A8 56%, var(--ky-orange) 100%);
      box-shadow: 0 12px 28px rgba(14, 143, 131, .22);
    }

    .logo-mark::before {
      content: "";
      position: absolute;
      left: 10px;
      top: 15px;
      width: 22px;
      height: 12px;
      border: 2px solid rgba(255, 255, 255, .86);
      border-top: 0;
      border-radius: 0 0 16px 16px;
      transform: rotate(-8deg);
    }

    .logo-mark::after {
      content: "";
      position: absolute;
      right: 8px;
      top: 9px;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .78);
    }

    .logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.18;
    }

    .logo-text strong {
      font-size: 18px;
      letter-spacing: .02em;
      color: var(--ky-ink);
    }

    .logo-text span {
      margin-top: 2px;
      font-size: 12px;
      color: var(--ky-muted);
    }

    .nav-menu {
      align-items: center;
      gap: 6px;
      padding: 0 12px;
    }

    .nav-menu .nav-link {
      position: relative;
      padding: 9px 16px;
      border-radius: 999px;
      color: var(--ky-muted);
      font-weight: 650;
      font-size: 15px;
    }

    .nav-menu .nav-link:hover {
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .07);
    }

    .nav-menu .nav-link.active {
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .12);
    }

    .nav-actions {
      display: inline-flex;
      align-items: center;
      justify-content: flex-end;
      gap: 10px;
      min-width: 188px;
    }

    .search-chip {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 999px;
      color: var(--ky-text);
      background: var(--ky-white);
      border: 1px solid var(--ky-border);
      box-shadow: 0 8px 24px rgba(30, 36, 40, .05);
    }

    .search-chip svg {
      width: 20px;
      height: 20px;
    }

    .search-chip:hover {
      color: var(--ky-primary);
      border-color: var(--ky-border-strong);
      transform: translateY(-1px);
    }

    .navbar-toggler {
      width: 46px;
      height: 46px;
      border: 1px solid var(--ky-border);
      border-radius: 999px;
      background: var(--ky-white);
      box-shadow: none;
      padding: 0;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 4px rgba(14, 143, 131, .14);
    }

    .toggler-lines {
      position: relative;
      display: block;
      width: 20px;
      height: 2px;
      margin: 0 auto;
      border-radius: 999px;
      background: var(--ky-ink);
    }

    .toggler-lines::before,
    .toggler-lines::after {
      content: "";
      position: absolute;
      left: 0;
      width: 20px;
      height: 2px;
      border-radius: 999px;
      background: var(--ky-ink);
      transition: var(--ky-transition);
    }

    .toggler-lines::before {
      top: -7px;
    }

    .toggler-lines::after {
      top: 7px;
    }

    .btn-ky {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 700;
      line-height: 1.2;
      cursor: pointer;
      transition: var(--ky-transition);
      white-space: nowrap;
    }

    .btn-primary-ky {
      color: #fffaf2;
      background: linear-gradient(135deg, var(--ky-primary), #11A494);
      box-shadow: 0 14px 30px rgba(14, 143, 131, .22);
    }

    .btn-primary-ky:hover {
      color: #fff;
      background: linear-gradient(135deg, var(--ky-primary-dark), #0E8F83);
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(14, 143, 131, .30);
    }

    .btn-secondary-ky {
      color: var(--ky-ink);
      background: rgba(255, 255, 255, .78);
      border-color: var(--ky-border);
      box-shadow: 0 10px 24px rgba(30, 36, 40, .05);
    }

    .btn-secondary-ky:hover {
      color: var(--ky-primary);
      border-color: var(--ky-border-strong);
      transform: translateY(-2px);
      background: #fff;
    }

    .main-content {
      padding-top: 36px;
    }

    .section {
      padding: 86px 0;
      position: relative;
    }

    .section-compact {
      padding: 68px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border: 1px solid rgba(14, 143, 131, .16);
      border-radius: 999px;
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .08);
      font-size: 14px;
      font-weight: 750;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--ky-orange);
      box-shadow: 0 0 0 5px rgba(244, 162, 97, .15);
    }

    .section-title {
      margin: 16px 0 0;
      color: var(--ky-ink);
      font-size: clamp(30px, 4vw, 42px);
      line-height: 1.18;
      letter-spacing: -.02em;
      font-weight: 850;
    }

    .section-desc {
      max-width: 740px;
      margin: 18px 0 0;
      color: var(--ky-muted);
      font-size: 17px;
    }

    .category-hero {
      padding: 92px 0 58px;
    }

    .hero-shell {
      position: relative;
      overflow: hidden;
      border-radius: var(--ky-radius-xl);
      border: 1px solid rgba(30, 36, 40, .09);
      background:
        linear-gradient(115deg, rgba(251, 250, 246, .96) 0%, rgba(238, 247, 244, .90) 58%, rgba(246, 239, 232, .92) 100%);
      box-shadow: var(--ky-shadow);
    }

    .hero-shell::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(90deg, rgba(251, 250, 246, .96) 0%, rgba(251, 250, 246, .72) 44%, rgba(251, 250, 246, .18) 100%),
        url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center;
      opacity: .56;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      padding: clamp(34px, 6vw, 66px);
    }

    .hero-kicker {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
    }

    .brand-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .75);
      border: 1px solid rgba(30, 36, 40, .08);
      color: var(--ky-primary);
      font-weight: 800;
      box-shadow: 0 10px 28px rgba(30, 36, 40, .05);
    }

    .brand-pill span {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--ky-primary);
    }

    .hero-title {
      max-width: 720px;
      margin: 0;
      font-size: clamp(34px, 5.5vw, 54px);
      line-height: 1.12;
      font-weight: 900;
      letter-spacing: -.03em;
      color: var(--ky-ink);
    }

    .hero-title em {
      font-style: normal;
      color: var(--ky-primary);
    }

    .hero-lead {
      max-width: 720px;
      margin: 22px 0 0;
      font-size: 18px;
      color: var(--ky-text);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

    .hero-map {
      position: relative;
      min-height: 100%;
      padding: 22px;
      border-radius: var(--ky-radius-lg);
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(30, 36, 40, .08);
      box-shadow: 0 20px 50px rgba(30, 36, 40, .08);
      backdrop-filter: blur(8px);
    }

    .map-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 18px;
      color: var(--ky-ink);
      font-weight: 850;
    }

    .map-title small {
      display: inline-flex;
      padding: 5px 10px;
      border-radius: 999px;
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .10);
      font-weight: 750;
    }

    .map-node {
      display: grid;
      grid-template-columns: 42px 1fr auto;
      align-items: center;
      gap: 12px;
      padding: 14px;
      margin-bottom: 12px;
      border: 1px solid rgba(30, 36, 40, .08);
      border-radius: 18px;
      background: rgba(251, 250, 246, .80);
    }

    .map-node:last-child {
      margin-bottom: 0;
    }

    .node-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background: var(--ky-primary-soft);
      color: var(--ky-primary);
      font-weight: 900;
    }

    .map-node:nth-child(3) .node-icon {
      background: rgba(244, 162, 97, .16);
      color: #B96E2A;
    }

    .map-node:nth-child(4) .node-icon {
      background: rgba(122, 111, 240, .14);
      color: var(--ky-purple);
    }

    .node-copy strong {
      display: block;
      color: var(--ky-ink);
      line-height: 1.35;
    }

    .node-copy span {
      display: block;
      margin-top: 2px;
      color: var(--ky-muted);
      font-size: 14px;
      line-height: 1.45;
    }

    .node-status {
      padding: 5px 9px;
      border-radius: 999px;
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .09);
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .quick-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 22px;
    }

    .quick-item {
      padding: 18px;
      border-radius: 20px;
      border: 1px solid rgba(30, 36, 40, .08);
      background: rgba(255, 255, 255, .70);
    }

    .quick-item strong {
      display: block;
      color: var(--ky-ink);
      font-size: 18px;
      line-height: 1.3;
    }

    .quick-item span {
      display: block;
      margin-top: 6px;
      color: var(--ky-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .index-section {
      background: var(--ky-bg-soft);
      border-top: 1px solid rgba(14, 143, 131, .08);
      border-bottom: 1px solid rgba(14, 143, 131, .08);
    }

    .capability-index {
      display: grid;
      grid-template-columns: 290px 1fr;
      gap: 24px;
      align-items: start;
      margin-top: 34px;
    }

    .index-tabs {
      position: sticky;
      top: 120px;
      display: grid;
      gap: 10px;
      padding: 14px;
      border-radius: var(--ky-radius-lg);
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(30, 36, 40, .08);
      box-shadow: 0 14px 34px rgba(30, 36, 40, .05);
    }

    .index-tab {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 13px 14px;
      border-radius: 16px;
      color: var(--ky-text);
      background: transparent;
      font-weight: 750;
    }

    .index-tab span {
      color: var(--ky-muted);
      font-size: 13px;
      font-weight: 750;
    }

    .index-tab:hover,
    .index-tab.active {
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .10);
    }

    .index-panel {
      display: grid;
      gap: 14px;
    }

    .cap-row {
      display: grid;
      grid-template-columns: 1.08fr 1fr;
      gap: 16px;
      padding: 22px;
      border: 1px solid rgba(30, 36, 40, .08);
      border-radius: 24px;
      background: rgba(255, 255, 255, .78);
      box-shadow: 0 10px 28px rgba(30, 36, 40, .04);
      transition: var(--ky-transition);
    }

    .cap-row:hover {
      transform: translateY(-3px);
      border-color: var(--ky-border-strong);
      box-shadow: var(--ky-shadow-hover);
    }

    .cap-row h3 {
      margin: 0;
      color: var(--ky-ink);
      font-size: 22px;
      line-height: 1.28;
      font-weight: 850;
    }

    .cap-row p {
      margin: 10px 0 0;
      color: var(--ky-muted);
      line-height: 1.68;
    }

    .cap-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-content: flex-start;
      justify-content: flex-end;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(14, 143, 131, .09);
      color: var(--ky-primary);
      font-size: 13px;
      font-weight: 750;
      line-height: 1.2;
    }

    .tag.orange {
      color: #A76021;
      background: rgba(244, 162, 97, .16);
    }

    .tag.purple {
      color: var(--ky-purple);
      background: rgba(122, 111, 240, .13);
    }

    .masonry-grid {
      margin-top: 36px;
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 22px;
      align-items: stretch;
    }

    .feature-main-card,
    .feature-card {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(30, 36, 40, .09);
      border-radius: var(--ky-radius-lg);
      background: rgba(255, 255, 255, .78);
      box-shadow: var(--ky-shadow);
      transition: var(--ky-transition);
    }

    .feature-main-card:hover,
    .feature-card:hover {
      transform: translateY(-4px);
      border-color: var(--ky-border-strong);
      box-shadow: var(--ky-shadow-hover);
    }

    .feature-main-card {
      min-height: 100%;
      display: grid;
      grid-template-rows: auto 1fr;
    }

    .feature-image {
      position: relative;
      min-height: 255px;
      background:
        linear-gradient(135deg, rgba(14, 143, 131, .72), rgba(122, 111, 240, .24)),
        var(--ky-bg-soft);
      overflow: hidden;
    }

    .feature-image img {
      width: 100%;
      height: 100%;
      min-height: 255px;
      object-fit: cover;
      mix-blend-mode: multiply;
      opacity: .86;
    }

    .feature-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 0%, rgba(30, 36, 40, .18) 100%);
    }

    .feature-body {
      padding: 28px;
    }

    .feature-body h3,
    .feature-card h3 {
      margin: 0;
      color: var(--ky-ink);
      font-size: 24px;
      line-height: 1.28;
      font-weight: 880;
    }

    .feature-body p,
    .feature-card p {
      margin: 12px 0 0;
      color: var(--ky-muted);
    }

    .feature-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .feature-action {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      margin-top: 22px;
      color: var(--ky-primary);
      font-weight: 800;
    }

    .feature-action::after {
      content: "→";
      transition: var(--ky-transition);
    }

    .feature-action:hover::after {
      transform: translateX(4px);
    }

    .feature-side {
      display: grid;
      gap: 18px;
    }

    .feature-card {
      padding: 26px;
    }

    .feature-card .mini-label {
      display: inline-flex;
      margin-bottom: 14px;
      padding: 6px 10px;
      border-radius: 999px;
      color: var(--ky-primary);
      background: var(--ky-primary-soft);
      font-size: 13px;
      font-weight: 800;
    }

    .scene-section {
      background:
        linear-gradient(180deg, rgba(251, 250, 246, .86), rgba(246, 239, 232, .72)),
        var(--ky-bg-sand);
    }

    .scene-layout {
      display: grid;
      grid-template-columns: .86fr 1.14fr;
      gap: 34px;
      margin-top: 34px;
      align-items: center;
    }

    .scene-visual {
      position: relative;
      overflow: hidden;
      border-radius: var(--ky-radius-lg);
      min-height: 420px;
      background: var(--ky-primary-soft);
      border: 1px solid rgba(30, 36, 40, .08);
      box-shadow: var(--ky-shadow);
    }

    .scene-visual img {
      width: 100%;
      height: 420px;
      object-fit: cover;
    }

    .scene-visual::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(14, 143, 131, .08), rgba(30, 36, 40, .42));
    }

    .scene-quote {
      position: absolute;
      left: 24px;
      right: 24px;
      bottom: 24px;
      z-index: 2;
      padding: 20px;
      border-radius: 22px;
      color: #fff;
      background: rgba(30, 36, 40, .44);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, .18);
    }

    .scene-quote strong {
      display: block;
      font-size: 20px;
      line-height: 1.35;
    }

    .scene-quote span {
      display: block;
      margin-top: 8px;
      color: rgba(255, 255, 255, .82);
      font-size: 14px;
    }

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

    .scene-item {
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 16px;
      padding: 22px;
      border-radius: 24px;
      border: 1px solid rgba(30, 36, 40, .08);
      background: rgba(255, 255, 255, .72);
      transition: var(--ky-transition);
    }

    .scene-item:hover {
      transform: translateX(4px);
      border-color: var(--ky-border-strong);
      box-shadow: 0 18px 46px rgba(30, 36, 40, .07);
    }

    .scene-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 16px;
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .10);
      font-weight: 900;
    }

    .scene-item h3 {
      margin: 0;
      color: var(--ky-ink);
      font-size: 21px;
      font-weight: 850;
      line-height: 1.3;
    }

    .scene-item p {
      margin: 8px 0 0;
      color: var(--ky-muted);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 34px;
    }

    .process-card {
      position: relative;
      padding: 24px;
      border-radius: 24px;
      border: 1px solid rgba(30, 36, 40, .08);
      background: rgba(255, 255, 255, .74);
      box-shadow: 0 12px 32px rgba(30, 36, 40, .045);
    }

    .process-card::before {
      content: "";
      position: absolute;
      left: 24px;
      top: -9px;
      width: 38px;
      height: 18px;
      border-radius: 999px;
      background: var(--ky-orange);
      opacity: .72;
    }

    .process-card strong {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      margin-bottom: 18px;
      border-radius: 14px;
      color: #fff;
      background: var(--ky-primary);
      box-shadow: 0 10px 24px rgba(14, 143, 131, .20);
    }

    .process-card h3 {
      margin: 0;
      color: var(--ky-ink);
      font-size: 19px;
      font-weight: 850;
    }

    .process-card p {
      margin: 9px 0 0;
      color: var(--ky-muted);
      font-size: 15px;
      line-height: 1.68;
    }

    .compare-box {
      margin-top: 34px;
      border-radius: var(--ky-radius-lg);
      border: 1px solid rgba(30, 36, 40, .09);
      background: rgba(255, 255, 255, .76);
      box-shadow: var(--ky-shadow);
      overflow: hidden;
    }

    .compare-scroll {
      width: 100%;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    .compare-table {
      width: 100%;
      min-width: 760px;
      border-collapse: separate;
      border-spacing: 0;
    }

    .compare-table th,
    .compare-table td {
      padding: 20px 22px;
      vertical-align: top;
      border-bottom: 1px solid rgba(30, 36, 40, .08);
      color: var(--ky-text);
    }

    .compare-table thead th {
      background: rgba(14, 143, 131, .10);
      color: var(--ky-ink);
      font-size: 16px;
      font-weight: 850;
      white-space: nowrap;
    }

    .compare-table tbody tr:last-child td {
      border-bottom: 0;
    }

    .compare-table tbody td:first-child {
      width: 160px;
      color: var(--ky-primary);
      font-weight: 850;
      background: rgba(251, 250, 246, .70);
    }

    .compare-table strong {
      color: var(--ky-ink);
    }

    .consult-section {
      padding-bottom: 0;
    }

    .consult-wrap {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 28px;
      align-items: stretch;
      padding: 28px;
      border-radius: var(--ky-radius-xl);
      background:
        radial-gradient(circle at 8% 16%, rgba(244, 162, 97, .22), transparent 28%),
        linear-gradient(135deg, rgba(14, 143, 131, .12), rgba(255, 255, 255, .72));
      border: 1px solid rgba(30, 36, 40, .08);
      box-shadow: var(--ky-shadow);
    }

    .consult-copy {
      padding: 16px 10px 16px 16px;
    }

    .consult-copy h2 {
      margin: 16px 0 0;
      color: var(--ky-ink);
      font-size: clamp(28px, 4vw, 40px);
      font-weight: 900;
      line-height: 1.18;
      letter-spacing: -.02em;
    }

    .consult-copy p {
      margin: 16px 0 0;
      color: var(--ky-muted);
      max-width: 620px;
    }

    .consult-checks {
      display: grid;
      gap: 10px;
      margin-top: 24px;
      padding: 0;
      list-style: none;
    }

    .consult-checks li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--ky-text);
    }

    .consult-checks li::before {
      content: "✓";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      margin-top: 4px;
      border-radius: 99px;
      color: #fff;
      background: var(--ky-primary);
      font-size: 13px;
      font-weight: 900;
      flex: 0 0 22px;
    }

    .consult-form {
      padding: 26px;
      border-radius: 28px;
      background: rgba(255, 255, 255, .86);
      border: 1px solid rgba(30, 36, 40, .08);
      box-shadow: 0 16px 42px rgba(30, 36, 40, .06);
    }

    .form-label {
      margin-bottom: 8px;
      color: var(--ky-ink);
      font-weight: 760;
    }

    .form-control,
    .form-select {
      min-height: 48px;
      border-radius: 16px;
      border: 1px solid rgba(30, 36, 40, .11);
      background-color: rgba(251, 250, 246, .80);
      color: var(--ky-text);
      box-shadow: none;
    }

    .form-control:focus,
    .form-select:focus {
      border-color: rgba(14, 143, 131, .55);
      box-shadow: 0 0 0 4px rgba(14, 143, 131, .12);
      background-color: #fff;
    }

    textarea.form-control {
      min-height: 112px;
      resize: vertical;
    }

    .form-hint {
      margin-top: 12px;
      color: var(--ky-muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .faq-section {
      padding-top: 86px;
    }

    .accordion {
      margin-top: 34px;
      display: grid;
      gap: 14px;
    }

    .accordion-item {
      border: 1px solid rgba(30, 36, 40, .09);
      border-radius: 22px !important;
      overflow: hidden;
      background: rgba(255, 255, 255, .76);
      box-shadow: 0 10px 26px rgba(30, 36, 40, .04);
    }

    .accordion-button {
      padding: 21px 24px;
      color: var(--ky-ink);
      background: transparent;
      font-weight: 850;
      line-height: 1.45;
      box-shadow: none;
    }

    .accordion-button::after {
      width: 34px;
      height: 34px;
      border-radius: 99px;
      background-color: rgba(14, 143, 131, .10);
      background-position: center;
      background-size: 16px;
    }

    .accordion-button:not(.collapsed) {
      color: var(--ky-primary);
      background: rgba(14, 143, 131, .07);
      box-shadow: inset 4px 0 0 var(--ky-primary);
    }

    .accordion-button:focus {
      box-shadow: 0 0 0 4px rgba(14, 143, 131, .12);
      border-color: transparent;
    }

    .accordion-body {
      padding: 0 24px 22px 28px;
      color: var(--ky-muted);
      line-height: 1.78;
    }

    .bottom-cta {
      padding: 70px 0 96px;
    }

    .cta-card {
      position: relative;
      overflow: hidden;
      padding: clamp(30px, 6vw, 56px);
      border-radius: var(--ky-radius-xl);
      color: #fff;
      background:
        linear-gradient(135deg, rgba(14, 143, 131, .96), rgba(12, 106, 98, .96)),
        url("/assets/images/backpic/back-3.webp");
      background-size: cover;
      background-position: center;
      box-shadow: 0 24px 70px rgba(14, 143, 131, .25);
    }

    .cta-card::before {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      background: rgba(244, 162, 97, .28);
    }

    .cta-card::after {
      content: "";
      position: absolute;
      left: 42%;
      bottom: -120px;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .10);
    }

    .cta-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .cta-card h2 {
      margin: 0;
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 900;
      line-height: 1.18;
      letter-spacing: -.02em;
    }

    .cta-card p {
      max-width: 720px;
      margin: 14px 0 0;
      color: rgba(255, 255, 255, .82);
    }

    .cta-card .btn-secondary-ky {
      background: #fffaf2;
      color: var(--ky-primary);
      border-color: rgba(255, 255, 255, .42);
      box-shadow: 0 18px 36px rgba(30, 36, 40, .18);
    }

    .site-footer {
      padding: 64px 0 28px;
      color: rgba(255, 255, 255, .76);
      background:
        radial-gradient(circle at 12% 0%, rgba(14, 143, 131, .24), transparent 32%),
        linear-gradient(180deg, #23302F 0%, #1D2526 100%);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .7fr .8fr 1fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand p {
      max-width: 400px;
      margin: 18px 0 0;
      color: rgba(255, 255, 255, .68);
      line-height: 1.78;
    }

    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-size: 20px;
    }

    .footer-col h3 {
      margin: 0 0 16px;
      color: #fff;
      font-size: 17px;
      font-weight: 850;
    }

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

    .footer-links a {
      color: rgba(255, 255, 255, .68);
    }

    .footer-links a:hover {
      color: var(--ky-orange);
      padding-left: 3px;
    }

    .keyword-note {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .06);
      border: 1px solid rgba(255, 255, 255, .10);
      color: rgba(255, 255, 255, .70);
      line-height: 1.72;
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 44px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, .10);
      color: rgba(255, 255, 255, .58);
      font-size: 14px;
    }

    @media (max-width: 1199px) {
      .dock-navbar {
        max-width: 1000px;
      }

      .navbar-brand,
      .nav-actions {
        min-width: auto;
      }

      .nav-menu .nav-link {
        padding-left: 12px;
        padding-right: 12px;
      }

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

    @media (max-width: 991px) {
      .site-header {
        top: 12px;
        padding: 12px 12px 0;
      }

      .dock-navbar {
        border-radius: 28px;
        padding: 12px;
      }

      .navbar-collapse {
        margin-top: 12px;
        padding: 12px;
        border-radius: 22px;
        background: rgba(255, 255, 255, .86);
        border: 1px solid var(--ky-border);
      }

      .nav-menu {
        align-items: stretch;
        padding: 0;
        gap: 6px;
      }

      .nav-menu .nav-link {
        padding: 12px 14px;
      }

      .nav-actions {
        margin-top: 12px;
        justify-content: space-between;
      }

      .nav-actions .btn-ky {
        flex: 1;
      }

      .category-hero {
        padding-top: 66px;
      }

      .hero-map {
        margin-top: 26px;
      }

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

      .capability-index {
        grid-template-columns: 1fr;
      }

      .index-tabs {
        position: relative;
        top: auto;
        grid-template-columns: repeat(2, 1fr);
      }

      .masonry-grid,
      .scene-layout,
      .consult-wrap,
      .cta-inner {
        grid-template-columns: 1fr;
      }

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

    @media (max-width: 767px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }

      .section,
      .faq-section {
        padding: 58px 0;
      }

      .section-compact {
        padding: 52px 0;
      }

      .hero-inner {
        padding: 28px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn-ky {
        width: 100%;
      }

      .quick-strip {
        grid-template-columns: 1fr;
      }

      .cap-row {
        grid-template-columns: 1fr;
      }

      .cap-meta {
        justify-content: flex-start;
      }

      .index-tabs {
        grid-template-columns: 1fr;
      }

      .scene-visual,
      .scene-visual img {
        min-height: 320px;
        height: 320px;
      }

      .process-grid {
        grid-template-columns: 1fr;
      }

      .consult-wrap {
        padding: 18px;
      }

      .consult-form {
        padding: 20px;
      }

      .cta-card {
        text-align: left;
      }

      .cta-card .btn-ky {
        width: 100%;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .site-header {
        padding-left: 8px;
        padding-right: 8px;
      }

      .dock-navbar {
        min-height: 64px;
        border-radius: 24px;
      }

      .logo-mark {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
      }

      .logo-text strong {
        font-size: 16px;
      }

      .logo-text span {
        font-size: 11px;
      }

      .hero-shell,
      .cta-card {
        border-radius: 26px;
      }

      .hero-title {
        font-size: 32px;
      }

      .map-node {
        grid-template-columns: 38px 1fr;
      }

      .node-status {
        grid-column: 2;
        width: fit-content;
      }

      .feature-body,
      .feature-card {
        padding: 22px;
      }

      .accordion-button {
        padding: 18px 18px;
      }

      .accordion-body {
        padding: 0 18px 20px 22px;
      }
    }