/* roulang page: index */
:root{
      --primary:#2F6FDB;
      --primary-dark:#225EC4;
      --primary-soft:#EEF5FF;
      --secondary:#20A7A0;
      --secondary-soft:#EAFBFA;
      --accent:#F59E42;
      --accent-soft:#FFF4E8;
      --bg:#F6F9FC;
      --surface:#FFFFFF;
      --surface-2:#F8FBFF;
      --title:#102033;
      --text:#334155;
      --muted:#64748B;
      --border:#DCE7F3;
      --border-soft:rgba(148,163,184,.22);
      --shadow:0 12px 32px rgba(31,58,96,.08);
      --shadow-hover:0 18px 42px rgba(31,58,96,.14);
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --radius-xl:36px;
      --container:1220px;
      --nav-height:82px;
      --transition:all .25s ease;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:linear-gradient(180deg,#F6F9FC 0%,#FFFFFF 38%,#F6F9FC 100%);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(47,111,219,.16);color:var(--title)}
    :focus-visible{
      outline:3px solid rgba(47,111,219,.28);
      outline-offset:3px;
      border-radius:10px;
    }

    .site-container{
      width:min(var(--container),calc(100% - 40px));
      margin:0 auto;
    }
    .wide-container{
      width:min(1280px,calc(100% - 40px));
      margin:0 auto;
    }
    .section{
      padding:92px 0;
      position:relative;
    }
    .section.compact{padding:68px 0}
    .section-title{
      max-width:780px;
      margin-bottom:38px;
    }
    .section-title.center{
      text-align:center;
      margin-left:auto;
      margin-right:auto;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      background:var(--primary-soft);
      border:1px solid rgba(47,111,219,.12);
      border-radius:999px;
      padding:7px 13px;
      font-size:14px;
      font-weight:650;
      line-height:1.2;
      margin-bottom:16px;
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;
      border-radius:50%;
      background:var(--secondary);
      box-shadow:0 0 0 5px rgba(32,167,160,.12);
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      color:var(--title);
      font-size:clamp(32px,4.1vw,52px);
      line-height:1.16;
      font-weight:760;
      letter-spacing:-.04em;
      margin-bottom:20px;
    }
    h2{
      color:var(--title);
      font-size:clamp(26px,3vw,38px);
      line-height:1.25;
      font-weight:740;
      letter-spacing:-.03em;
      margin-bottom:14px;
    }
    h3{
      color:var(--title);
      font-size:22px;
      line-height:1.35;
      font-weight:700;
      margin-bottom:10px;
    }
    p{
      color:var(--text);
      line-height:1.78;
      margin-bottom:14px;
    }
    .lead{
      font-size:17px;
      color:var(--muted);
      max-width:720px;
    }
    .muted{color:var(--muted)}
    .badge-row,.tag-row{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:650;
      line-height:1.2;
      white-space:nowrap;
    }
    .badge.blue,.tag.blue{background:var(--primary-soft);color:var(--primary)}
    .badge.green,.tag.green{background:var(--secondary-soft);color:#11847F}
    .badge.orange,.tag.orange{background:var(--accent-soft);color:#B86719}
    .badge.gray,.tag.gray{background:#F1F5F9;color:#475569}

    .btn{
      display:inline-flex;
      justify-content:center;
      align-items:center;
      gap:8px;
      min-height:48px;
      padding:14px 24px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      line-height:1.15;
      transition:var(--transition);
      box-shadow:none;
    }
    .btn.primary{
      background:var(--primary);
      color:#fff;
      box-shadow:0 12px 24px rgba(47,111,219,.22);
    }
    .btn.primary:hover{
      background:var(--primary-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(47,111,219,.28);
    }
    .btn.secondary{
      background:#fff;
      color:var(--primary);
      border-color:rgba(47,111,219,.25);
    }
    .btn.secondary:hover{
      background:var(--primary-soft);
      color:var(--primary-dark);
      transform:translateY(-2px);
      border-color:rgba(47,111,219,.42);
    }
    .link-arrow{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--primary);
      font-weight:700;
    }
    .link-arrow::after{
      content:"→";
      transition:var(--transition);
    }
    .link-arrow:hover::after{transform:translateX(4px)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(220,231,243,.72);
      box-shadow:0 6px 24px rgba(31,58,96,.04);
    }
    .nav-wrap{
      height:var(--nav-height);
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:24px;
    }
    .nav-side{
      display:flex;
      align-items:center;
      gap:14px;
    }
    .nav-side.left{justify-content:flex-end}
    .nav-side.right{justify-content:flex-start}
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:9px 14px;
      border-radius:999px;
      color:#475569;
      font-size:15px;
      font-weight:700;
    }
    .nav-link:hover{
      background:var(--primary-soft);
      color:var(--primary);
    }
    .nav-link.active{
      background:var(--primary);
      color:#fff;
      box-shadow:0 10px 22px rgba(47,111,219,.18);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--title);
      min-width:260px;
      justify-content:center;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      background:
        radial-gradient(circle at 70% 22%,rgba(255,255,255,.85) 0 9px,transparent 10px),
        linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 12px 24px rgba(47,111,219,.2);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      left:9px;
      bottom:9px;
      width:23px;
      height:7px;
      border-radius:999px;
      background:rgba(255,255,255,.72);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.18;
    }
    .brand-main{
      font-size:18px;
      font-weight:800;
      letter-spacing:-.03em;
      color:var(--title);
    }
    .brand-sub{
      font-size:12px;
      color:var(--muted);
      font-weight:650;
      margin-top:2px;
    }
    .mobile-toggle{
      display:none;
      width:46px;
      height:46px;
      border:1px solid var(--border);
      border-radius:14px;
      background:#fff;
      align-items:center;
      justify-content:center;
      color:var(--title);
      box-shadow:0 8px 18px rgba(31,58,96,.06);
    }
    .mobile-toggle span,
    .mobile-toggle span::before,
    .mobile-toggle span::after{
      content:"";
      display:block;
      width:20px;
      height:2px;
      background:var(--title);
      border-radius:999px;
      transition:var(--transition);
      position:relative;
    }
    .mobile-toggle span::before{position:absolute;top:-7px}
    .mobile-toggle span::after{position:absolute;top:7px}
    #nav-check{display:none}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--border);
      padding:12px 0 18px;
      background:#fff;
    }
    .mobile-panel a{
      display:flex;
      align-items:center;
      min-height:48px;
      padding:12px 16px;
      border-radius:14px;
      color:#475569;
      font-weight:700;
    }
    .mobile-panel a.active,
    .mobile-panel a:hover{
      background:var(--primary-soft);
      color:var(--primary);
    }

    .hero{
      padding:74px 0 84px;
      overflow:hidden;
      background:
        radial-gradient(circle at 12% 18%,rgba(47,111,219,.10),transparent 34%),
        radial-gradient(circle at 86% 12%,rgba(32,167,160,.12),transparent 30%),
        linear-gradient(180deg,#F8FBFF 0%,#FFFFFF 100%);
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(47,111,219,.055) 1px, transparent 1px),
        linear-gradient(90deg,rgba(47,111,219,.055) 1px, transparent 1px);
      background-size:32px 32px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.45),transparent 72%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);
      gap:42px;
      align-items:center;
    }
    .hero-copy{
      padding:16px 0;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin:28px 0 24px;
    }
    .trust-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--border-soft);
      box-shadow:0 8px 18px rgba(31,58,96,.05);
      font-size:14px;
      color:#475569;
      font-weight:650;
    }
    .trust-pill b{color:var(--title)}
    .hero-panel{
      background:rgba(255,255,255,.94);
      border:1px solid rgba(220,231,243,.9);
      border-radius:var(--radius-xl);
      box-shadow:0 24px 60px rgba(31,58,96,.12);
      padding:24px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:auto -80px -90px auto;
      width:220px;
      height:220px;
      border-radius:50%;
      background:rgba(47,111,219,.09);
    }
    .panel-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:16px;
      margin-bottom:18px;
      position:relative;
    }
    .panel-title{
      font-weight:800;
      color:var(--title);
      font-size:20px;
      line-height:1.3;
    }
    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      border-radius:999px;
      background:var(--secondary-soft);
      color:#11847F;
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .status-dot::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--secondary);
      box-shadow:0 0 0 5px rgba(32,167,160,.12);
    }
    .index-stack{
      display:grid;
      gap:13px;
      position:relative;
    }
    .index-card{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      background:#fff;
      border:1px solid var(--border-soft);
      border-radius:20px;
      padding:15px;
      box-shadow:0 10px 24px rgba(31,58,96,.06);
      transition:var(--transition);
    }
    .index-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.32);
    }
    .index-num{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:850;
    }
    .index-info strong{
      display:block;
      color:var(--title);
      font-size:16px;
      margin-bottom:2px;
    }
    .index-info span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.45;
    }
    .mini-visual{
      width:54px;height:44px;
      border-radius:16px;
      background:linear-gradient(135deg,rgba(47,111,219,.16),rgba(32,167,160,.18));
      position:relative;
      overflow:hidden;
    }
    .mini-visual::before,.mini-visual::after{
      content:"";
      position:absolute;
      left:10px;
      right:10px;
      height:5px;
      border-radius:999px;
      background:#fff;
      opacity:.8;
    }
    .mini-visual::before{top:12px}
    .mini-visual::after{top:24px;width:22px;right:auto}
    .live-bar{
      margin-top:18px;
      border-radius:22px;
      background:linear-gradient(135deg,#102033,#1A355B);
      padding:16px;
      color:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      position:relative;
      overflow:hidden;
    }
    .live-bar::after{
      content:"";
      position:absolute;
      width:160px;height:160px;border-radius:50%;
      right:-72px;top:-82px;
      background:rgba(255,255,255,.12);
    }
    .live-text{
      position:relative;
      font-size:14px;
      line-height:1.5;
      color:rgba(255,255,255,.82);
    }
    .live-text b{
      display:block;
      font-size:17px;
      color:#fff;
    }
    .live-count{
      position:relative;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.18);
      border-radius:16px;
      padding:10px 12px;
      font-weight:850;
      white-space:nowrap;
    }

    .feature-layout{
      display:grid;
      grid-template-columns:1.35fr .82fr .82fr;
      gap:18px;
      align-items:stretch;
    }
    .feature-layout .feature-card:first-child{
      grid-row:span 2;
      min-height:360px;
    }
    .feature-card,.scenario-card,.compare-card,.faq-card,.contact-card{
      background:var(--surface);
      border:1px solid var(--border-soft);
      border-radius:var(--radius-md);
      box-shadow:var(--shadow);
      transition:var(--transition);
    }
    .feature-card{
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .feature-card:hover,.scenario-card:hover,.compare-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.34);
    }
    .feature-card .icon{
      width:48px;height:48px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:850;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 12px 22px rgba(47,111,219,.18);
      margin-bottom:18px;
    }
    .feature-card.large{
      background:
        radial-gradient(circle at 90% 15%,rgba(32,167,160,.12),transparent 34%),
        linear-gradient(180deg,#FFFFFF,#F8FBFF);
    }
    .feature-card.large .mock-lines{
      margin-top:28px;
      display:grid;
      gap:12px;
    }
    .mock-line{
      height:15px;
      border-radius:999px;
      background:#E4EEFA;
      width:100%;
    }
    .mock-line:nth-child(2){width:72%;background:#D7F3F1}
    .mock-line:nth-child(3){width:86%;background:#FDE9D2}
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:22px;
    }
    .metric{
      background:#fff;
      border:1px solid var(--border-soft);
      border-radius:18px;
      padding:14px;
    }
    .metric strong{
      display:block;
      font-size:24px;
      color:var(--primary);
      line-height:1.2;
    }
    .metric span{
      color:var(--muted);
      font-size:13px;
      font-weight:650;
    }

    .category-entrance{
      background:linear-gradient(135deg,#EEF5FF,#FFFFFF 46%,#EAFBFA);
      border-top:1px solid rgba(220,231,243,.7);
      border-bottom:1px solid rgba(220,231,243,.7);
    }
    .entrance-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .entrance-card{
      position:relative;
      display:flex;
      flex-direction:column;
      min-height:260px;
      padding:30px;
      background:#fff;
      border:1px solid var(--border-soft);
      border-radius:28px;
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:var(--transition);
    }
    .entrance-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.32);
    }
    .entrance-card::after{
      content:"";
      position:absolute;
      width:190px;height:190px;border-radius:50%;
      right:-78px;bottom:-90px;
      background:rgba(47,111,219,.08);
    }
    .entrance-card.alt::after{background:rgba(32,167,160,.10)}
    .entrance-top{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:flex-start;
      margin-bottom:28px;
      position:relative;
    }
    .entrance-no{
      font-size:44px;
      line-height:1;
      font-weight:850;
      color:#D8E7FB;
      letter-spacing:-.06em;
    }
    .entrance-card .link-arrow{
      margin-top:auto;
      position:relative;
    }

    .scenario-section{
      background:#fff;
    }
    .masonry{
      columns:3 280px;
      column-gap:20px;
    }
    .scenario-card{
      break-inside:avoid;
      margin:0 0 20px;
      overflow:hidden;
    }
    .scenario-visual{
      height:116px;
      background:
        linear-gradient(135deg,rgba(47,111,219,.14),rgba(32,167,160,.16)),
        radial-gradient(circle at 18% 28%,rgba(245,158,66,.20),transparent 30%);
      position:relative;
    }
    .scenario-visual.tall{height:158px}
    .scenario-visual.short{height:88px}
    .scenario-visual::before{
      content:"";
      position:absolute;
      left:22px;right:46px;top:28px;
      height:10px;border-radius:999px;background:rgba(255,255,255,.82);
      box-shadow:0 22px 0 rgba(255,255,255,.56), 0 44px 0 rgba(255,255,255,.38);
    }
    .scenario-body{
      padding:24px;
    }

    .data-strip{
      background:var(--surface);
      border:1px solid var(--border-soft);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      padding:28px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .data-item{
      padding:18px;
      background:var(--surface-2);
      border:1px solid var(--border-soft);
      border-radius:22px;
    }
    .data-item strong{
      display:block;
      color:var(--title);
      font-size:28px;
      line-height:1.2;
      margin-bottom:6px;
    }
    .data-item span{
      color:var(--muted);
      font-size:14px;
      font-weight:650;
    }

    .compare-zone{
      background:linear-gradient(180deg,#F6F9FC,#FFFFFF);
    }
    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1.08fr;
      gap:24px;
      align-items:stretch;
    }
    .compare-card{
      padding:28px;
      position:relative;
    }
    .compare-card.recommend{
      border:2px solid rgba(47,111,219,.42);
      background:
        radial-gradient(circle at 92% 0,rgba(47,111,219,.11),transparent 32%),
        #fff;
    }
    .recommend-corner{
      position:absolute;
      top:20px;
      right:20px;
      background:var(--primary);
      color:#fff;
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:800;
    }
    .compare-list{
      list-style:none;
      padding:0;
      margin:22px 0 0;
      display:grid;
      gap:14px;
    }
    .compare-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:18px;
      background:#F8FBFF;
      border:1px solid var(--border-soft);
    }
    .compare-list .mark{
      width:26px;height:26px;
      border-radius:9px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      font-weight:900;
      line-height:1;
    }
    .mark.no{background:#F1F5F9;color:#94A3B8}
    .mark.yes{background:var(--secondary-soft);color:#11847F}
    .compare-cta{
      margin-top:24px;
      padding:22px;
      border-radius:24px;
      background:linear-gradient(135deg,var(--primary),#32B7C6);
      color:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .compare-cta p{color:rgba(255,255,255,.84);margin:0}
    .compare-cta strong{display:block;color:#fff;font-size:20px}

    .faq-grid{
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    details.faq-item{
      background:#fff;
      border:1px solid var(--border-soft);
      border-radius:18px;
      box-shadow:0 10px 24px rgba(31,58,96,.06);
      overflow:hidden;
      transition:var(--transition);
    }
    details.faq-item[open]{
      border-color:rgba(47,111,219,.32);
      box-shadow:var(--shadow);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:19px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:var(--title);
      font-weight:760;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:28px;height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      color:var(--primary);
      background:var(--primary-soft);
      font-size:20px;
      line-height:1;
      flex:0 0 auto;
    }
    .faq-item[open] summary::after{content:"−"}
    .faq-content{
      padding:0 22px 20px;
      color:#475569;
    }
    .faq-note{
      background:linear-gradient(180deg,#fff,#F8FBFF);
      border:1px solid var(--border-soft);
      border-radius:28px;
      padding:30px;
      box-shadow:var(--shadow);
      position:sticky;
      top:112px;
    }

    .contact-section{
      padding-bottom:108px;
    }
    .contact-card{
      padding:34px;
      border-radius:32px;
      background:
        radial-gradient(circle at 6% 12%,rgba(47,111,219,.13),transparent 32%),
        linear-gradient(135deg,#EEF5FF,#FFFFFF 58%,#EAFBFA);
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:center;
      overflow:hidden;
    }
    .contact-info{
      padding:14px 4px;
    }
    .contact-info .service-list{
      list-style:none;
      padding:0;
      margin:24px 0 0;
      display:grid;
      gap:12px;
    }
    .service-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#475569;
    }
    .service-list li::before{
      content:"";
      width:10px;height:10px;border-radius:50%;
      background:var(--secondary);
      margin-top:9px;
      box-shadow:0 0 0 5px rgba(32,167,160,.12);
      flex:0 0 auto;
    }
    .feedback-form{
      background:#fff;
      border:1px solid var(--border-soft);
      border-radius:28px;
      padding:24px;
      box-shadow:0 18px 40px rgba(31,58,96,.10);
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{margin-bottom:14px}
    .field label{
      display:block;
      color:var(--title);
      font-size:14px;
      font-weight:750;
      margin-bottom:8px;
    }
    .field input,.field textarea{
      width:100%;
      border:1px solid var(--border);
      background:#F8FBFF;
      border-radius:16px;
      min-height:52px;
      padding:13px 15px;
      color:var(--title);
      outline:none;
      transition:var(--transition);
      box-shadow:none;
      margin:0;
    }
    .field textarea{
      min-height:124px;
      resize:vertical;
    }
    .field input:focus,.field textarea:focus{
      border-color:var(--primary);
      background:#fff;
      box-shadow:0 0 0 4px rgba(47,111,219,.12);
    }
    .form-help{
      color:var(--muted);
      font-size:13px;
      margin:0 0 15px;
      line-height:1.6;
    }

    .site-footer{
      background:#0F1E33;
      color:rgba(255,255,255,.78);
      padding:62px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .85fr;
      gap:38px;
      margin-bottom:34px;
    }
    .footer-brand{
      display:flex;
      gap:13px;
      align-items:center;
      margin-bottom:16px;
    }
    .footer-brand .brand-mark{
      width:40px;height:40px;border-radius:15px;
      box-shadow:none;
    }
    .footer-brand strong{
      display:block;
      color:#fff;
      font-size:19px;
      line-height:1.2;
    }
    .footer-brand span{
      display:block;
      color:rgba(255,255,255,.58);
      font-size:12px;
      margin-top:2px;
      font-weight:650;
    }
    .footer-title{
      color:#fff;
      font-weight:800;
      margin-bottom:16px;
      font-size:16px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.72);
      font-weight:650;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(3px);
    }
    .footer-note{
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      border-radius:18px;
      padding:16px;
      color:rgba(255,255,255,.68);
      font-size:14px;
      line-height:1.65;
    }
    .copyright{
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.09);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.55);
      font-size:13px;
    }

    @media (max-width:1024px){
      :root{--nav-height:72px}
      .section{padding:72px 0}
      .hero-grid{
        grid-template-columns:1fr;
      }
      .hero-panel{max-width:720px}
      .feature-layout{
        grid-template-columns:1fr 1fr;
      }
      .feature-layout .feature-card:first-child{
        grid-column:1 / -1;
        grid-row:auto;
        min-height:auto;
      }
      .compare-grid,.faq-grid,.contact-card{
        grid-template-columns:1fr;
      }
      .faq-note{position:relative;top:auto}
      .data-strip{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid > :first-child{grid-column:1 / -1}
    }

    @media (max-width:768px){
      .site-container,.wide-container{width:min(100% - 28px,var(--container))}
      .desktop-nav{display:none}
      .nav-wrap{
        display:flex;
        justify-content:space-between;
        height:72px;
      }
      .brand{
        min-width:auto;
        justify-content:flex-start;
      }
      .brand-main{font-size:16px}
      .brand-sub{font-size:11px}
      .mobile-toggle{display:flex}
      #nav-check:checked ~ .mobile-panel{display:block}
      #nav-check:checked + .nav-wrap .mobile-toggle span{background:transparent}
      #nav-check:checked + .nav-wrap .mobile-toggle span::before{top:0;transform:rotate(45deg)}
      #nav-check:checked + .nav-wrap .mobile-toggle span::after{top:0;transform:rotate(-45deg)}
      .hero{padding:50px 0 60px}
      .hero-actions .btn{width:100%}
      .trust-pill{width:calc(50% - 5px);justify-content:center}
      .hero-panel{padding:18px;border-radius:26px}
      .index-card{
        grid-template-columns:auto 1fr;
      }
      .mini-visual{display:none}
      .feature-layout,.entrance-grid{
        grid-template-columns:1fr;
      }
      .masonry{
        columns:1;
      }
      .data-strip{
        grid-template-columns:1fr;
        padding:18px;
      }
      .compare-cta{
        flex-direction:column;
        align-items:flex-start;
      }
      .contact-card{padding:22px}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      h1{letter-spacing:-.03em}
    }

    @media (max-width:520px){
      .section{padding:56px 0}
      .section.compact{padding:48px 0}
      .brand-mark{width:38px;height:38px}
      .brand-sub{display:none}
      .hero-copy{padding:0}
      .trust-pill{width:100%}
      .panel-head,.live-bar{
        flex-direction:column;
        align-items:flex-start;
      }
      .feature-card,.scenario-body,.compare-card,.feedback-form{
        padding:20px;
      }
      .entrance-card{padding:22px;min-height:230px}
      .metric-grid{grid-template-columns:1fr}
    }

/* roulang page: category1 */
:root{
      --primary:#2F6FDB;
      --primary-dark:#1E57B7;
      --secondary:#20A7A0;
      --cyan:#32B7C6;
      --accent:#F59E42;
      --bg:#F6F9FC;
      --bg-soft:#EEF5FF;
      --surface:#FFFFFF;
      --text:#334155;
      --title:#102033;
      --muted:#64748B;
      --line:#DCE7F3;
      --line-soft:rgba(148,163,184,.22);
      --shadow:0 12px 32px rgba(31,58,96,.08);
      --shadow-hover:0 18px 42px rgba(31,58,96,.14);
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --container:1220px;
      --header-h:84px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 10% 4%, rgba(47,111,219,.10), transparent 30%),
        radial-gradient(circle at 92% 12%, rgba(32,167,160,.10), transparent 28%),
        var(--bg);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font-family:inherit}
    input,textarea,button,a{outline:none}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,label:focus-visible{
      outline:3px solid rgba(47,111,219,.28);
      outline-offset:3px;
    }
    .site-container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .section{padding:88px 0}
    .section-sm{padding:64px 0}
    .section-title{
      max-width:760px;
      margin:0 0 34px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:var(--primary);
      background:rgba(47,111,219,.09);
      border:1px solid rgba(47,111,219,.13);
      font-size:14px;
      font-weight:700;
      line-height:1.2;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      color:var(--title);
      font-size:clamp(32px,4.2vw,50px);
      line-height:1.16;
      font-weight:750;
      letter-spacing:-.03em;
      margin-bottom:18px;
    }
    h2{
      color:var(--title);
      font-size:clamp(25px,3vw,36px);
      line-height:1.25;
      font-weight:750;
      letter-spacing:-.02em;
      margin-bottom:14px;
    }
    h3{
      color:var(--title);
      font-size:21px;
      line-height:1.35;
      font-weight:700;
      margin-bottom:10px;
    }
    p{font-size:16.5px;color:var(--text)}
    .lead{font-size:18px;color:#475569;line-height:1.85}
    .muted{color:var(--muted)}
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:6px 11px;
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
      line-height:1.2;
    }
    .badge-blue,.tag-blue{background:rgba(47,111,219,.10);color:var(--primary)}
    .badge-cyan,.tag-cyan{background:rgba(32,167,160,.11);color:#0F8D87}
    .badge-orange,.tag-orange{background:rgba(245,158,66,.14);color:#B96412}
    .btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:48px;
      padding:13px 22px;
      border-radius:999px;
      border:1px solid transparent;
      font-size:15px;
      font-weight:750;
      line-height:1;
      cursor:pointer;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#3D86F2);
      box-shadow:0 12px 24px rgba(47,111,219,.20);
    }
    .btn-primary:hover{color:#fff;background:linear-gradient(135deg,var(--primary-dark),var(--primary));transform:translateY(-2px);box-shadow:0 16px 32px rgba(47,111,219,.26)}
    .btn-secondary{
      color:var(--primary);
      background:#fff;
      border-color:rgba(47,111,219,.22);
      box-shadow:0 8px 20px rgba(31,58,96,.06);
    }
    .btn-secondary:hover{color:var(--primary-dark);background:#EEF5FF;transform:translateY(-2px)}
    .text-link{color:var(--primary);font-weight:750}
    .text-link:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:4px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(220,231,243,.82);
      box-shadow:0 8px 28px rgba(31,58,96,.05);
      backdrop-filter:blur(12px);
    }
    #nav-check{position:absolute;opacity:0;pointer-events:none}
    .nav-wrap{
      height:var(--header-h);
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:24px;
    }
    .nav-side{display:flex;align-items:center;gap:10px}
    .nav-side.left{justify-content:flex-start}
    .nav-side.right{justify-content:flex-end}
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:10px 15px;
      border-radius:999px;
      color:#475569;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
    }
    .nav-link:hover{color:var(--primary);background:rgba(47,111,219,.08)}
    .nav-link.active{color:var(--primary);background:rgba(47,111,219,.12)}
    .brand{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:12px;
      min-width:286px;
      color:var(--title);
    }
    .brand:hover .brand-mark{transform:rotate(8deg) scale(1.04);box-shadow:0 12px 28px rgba(47,111,219,.28)}
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:15px;
      background:
        linear-gradient(135deg,rgba(47,111,219,.95),rgba(32,167,160,.9)),
        radial-gradient(circle at 70% 20%,rgba(255,255,255,.8),transparent 30%);
      box-shadow:0 10px 24px rgba(47,111,219,.20);
      position:relative;
      transition:transform .2s ease,box-shadow .2s ease;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      background:#fff;
      border-radius:999px;
      opacity:.88;
    }
    .brand-mark:before{width:20px;height:5px;left:11px;top:13px}
    .brand-mark:after{width:14px;height:5px;left:15px;top:24px}
    .brand-text{display:flex;flex-direction:column;line-height:1.1;text-align:left}
    .brand-main{font-size:19px;font-weight:800;letter-spacing:-.02em}
    .brand-sub{margin-top:5px;font-size:12px;color:var(--muted);font-weight:650}
    .mobile-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      align-items:center;
      justify-content:center;
      cursor:pointer;
      background:#fff;
      box-shadow:0 8px 20px rgba(31,58,96,.06);
    }
    .mobile-toggle span,.mobile-toggle span:before,.mobile-toggle span:after{
      content:"";
      display:block;
      width:20px;
      height:2px;
      border-radius:999px;
      background:var(--title);
      transition:transform .2s ease,opacity .2s ease;
      position:relative;
    }
    .mobile-toggle span:before{position:absolute;top:-7px}
    .mobile-toggle span:after{position:absolute;top:7px}
    #nav-check:checked ~ .nav-wrap .mobile-toggle span{background:transparent}
    #nav-check:checked ~ .nav-wrap .mobile-toggle span:before{transform:translateY(7px) rotate(45deg)}
    #nav-check:checked ~ .nav-wrap .mobile-toggle span:after{transform:translateY(-7px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--line);
      background:#fff;
    }
    .mobile-panel .site-container{
      padding:14px 0 20px;
      display:grid;
      gap:10px;
    }
    .mobile-panel a{
      padding:13px 16px;
      border-radius:14px;
      color:#475569;
      font-weight:750;
      background:#F8FBFF;
      border:1px solid rgba(220,231,243,.8);
    }
    .mobile-panel a.active{color:var(--primary);background:#EEF5FF;border-color:rgba(47,111,219,.22)}
    .page-head{
      padding:58px 0 34px;
      background:
        linear-gradient(135deg,rgba(238,245,255,.88),rgba(255,255,255,.96)),
        radial-gradient(circle at 82% 22%,rgba(32,167,160,.12),transparent 30%);
      border-bottom:1px solid rgba(220,231,243,.75);
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      margin-bottom:18px;
      color:var(--muted);
      font-size:14px;
      font-weight:650;
    }
    .breadcrumb a{color:var(--primary)}
    .breadcrumb span{color:#94A3B8}
    .head-panel{
      display:grid;
      grid-template-columns:minmax(0,1.6fr) minmax(300px,.72fr);
      gap:34px;
      align-items:stretch;
    }
    .head-copy{
      padding:34px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(220,231,243,.78);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .head-copy:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-80px;
      width:220px;
      height:220px;
      border-radius:50%;
      background:rgba(47,111,219,.08);
      pointer-events:none;
    }
    .head-copy > *{position:relative;z-index:1}
    .quick-stats{
      display:grid;
      gap:14px;
    }
    .stat-card{
      background:#fff;
      border:1px solid rgba(220,231,243,.86);
      border-radius:22px;
      padding:22px;
      box-shadow:var(--shadow);
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(47,111,219,.28)}
    .stat-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
    .stat-num{font-size:26px;color:var(--title);font-weight:850;letter-spacing:-.03em}
    .stat-label{font-size:14px;color:var(--muted);font-weight:650}
    .filter-bar-wrap{
      margin-top:28px;
      padding:14px;
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(220,231,243,.86);
      box-shadow:0 10px 26px rgba(31,58,96,.06);
      overflow:hidden;
    }
    .filter-bar{
      display:flex;
      gap:10px;
      align-items:center;
      overflow-x:auto;
      padding-bottom:2px;
      scrollbar-width:thin;
    }
    .filter-pill{
      border:1px solid rgba(47,111,219,.14);
      background:#F8FBFF;
      color:#475569;
      border-radius:999px;
      padding:10px 15px;
      min-height:42px;
      white-space:nowrap;
      font-size:14px;
      font-weight:750;
      cursor:pointer;
      transition:all .2s ease;
    }
    .filter-pill:hover,.filter-pill.active{color:var(--primary);background:#EEF5FF;border-color:rgba(47,111,219,.30);transform:translateY(-1px)}
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:30px;
      align-items:start;
    }
    .index-flow{
      display:grid;
      gap:22px;
    }
    .index-card{
      position:relative;
      overflow:hidden;
      background:#fff;
      border:1px solid rgba(220,231,243,.88);
      border-radius:24px;
      padding:26px;
      box-shadow:var(--shadow);
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,111,219,.35)}
    .index-card.featured{
      min-height:265px;
      padding:32px;
      display:grid;
      grid-template-columns:minmax(0,1fr) 260px;
      gap:28px;
      align-items:center;
      background:
        linear-gradient(135deg,#fff 0%,#fff 58%,rgba(238,245,255,.88) 100%);
    }
    .card-no{
      display:inline-flex;
      width:48px;
      height:36px;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      color:var(--primary);
      background:rgba(47,111,219,.10);
      font-size:15px;
      font-weight:850;
      margin-bottom:14px;
    }
    .card-tags{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0 18px}
    .card-actions{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:18px}
    .update-note{font-size:13px;color:var(--muted);font-weight:700}
    .mock-panel{
      min-height:210px;
      border-radius:22px;
      background:
        linear-gradient(135deg,rgba(47,111,219,.13),rgba(32,167,160,.12)),
        #F8FBFF;
      border:1px solid rgba(47,111,219,.12);
      padding:20px;
      position:relative;
      overflow:hidden;
    }
    .mock-panel:before{
      content:"";
      position:absolute;
      width:150px;
      height:150px;
      right:-34px;
      top:-30px;
      border-radius:50%;
      background:rgba(255,255,255,.55);
    }
    .mock-row{
      height:14px;
      border-radius:999px;
      background:rgba(47,111,219,.22);
      margin-bottom:14px;
      position:relative;
      z-index:1;
    }
    .mock-row:nth-child(2){width:76%;background:rgba(32,167,160,.22)}
    .mock-row:nth-child(3){width:58%;background:rgba(245,158,66,.20)}
    .mock-row:nth-child(4){width:84%}
    .mock-boxes{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
      margin-top:22px;
    }
    .mock-box{
      height:58px;
      border-radius:16px;
      background:rgba(255,255,255,.76);
      border:1px solid rgba(255,255,255,.8);
      box-shadow:0 8px 20px rgba(31,58,96,.06);
    }
    .small-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:22px;
    }
    .index-card.compact{min-height:238px}
    .notice-strip{
      display:grid;
      grid-template-columns:auto minmax(0,1fr) auto;
      align-items:center;
      gap:18px;
      padding:24px 26px;
      border-radius:24px;
      background:linear-gradient(135deg,rgba(245,158,66,.14),rgba(238,245,255,.84));
      border:1px solid rgba(245,158,66,.20);
    }
    .notice-icon{
      width:54px;
      height:54px;
      border-radius:18px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:#fff;
      color:var(--accent);
      font-weight:900;
      box-shadow:0 12px 28px rgba(245,158,66,.12);
    }
    .sidebar{
      position:sticky;
      top:calc(var(--header-h) + 22px);
      display:grid;
      gap:18px;
    }
    .side-card{
      background:#fff;
      border:1px solid rgba(220,231,243,.88);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow);
    }
    .side-card h3{font-size:19px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .advice-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .advice-list li{
      display:flex;
      gap:10px;
      padding:12px;
      border-radius:16px;
      background:#F8FBFF;
      border:1px solid rgba(220,231,243,.70);
      color:#475569;
      font-size:14.5px;
      line-height:1.65;
    }
    .advice-list li:before{
      content:"";
      width:8px;
      height:8px;
      margin-top:9px;
      flex:0 0 8px;
      border-radius:50%;
      background:var(--secondary);
      box-shadow:0 0 0 4px rgba(32,167,160,.12);
    }
    .mini-faq{
      display:grid;
      gap:10px;
    }
    .mini-faq details{
      border:1px solid rgba(220,231,243,.82);
      border-radius:16px;
      background:#F8FBFF;
      overflow:hidden;
    }
    .mini-faq summary{
      cursor:pointer;
      padding:13px 14px;
      color:var(--title);
      font-weight:750;
      list-style:none;
    }
    .mini-faq summary::-webkit-details-marker{display:none}
    .mini-faq p{
      padding:0 14px 14px;
      margin:0;
      font-size:14.5px;
      color:#475569;
    }
    .guide-zone{
      background:#fff;
      border-top:1px solid rgba(220,231,243,.7);
      border-bottom:1px solid rgba(220,231,243,.7);
    }
    .guide-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:22px;
    }
    .guide-card{
      border-radius:24px;
      padding:26px;
      background:linear-gradient(180deg,#fff,#F8FBFF);
      border:1px solid rgba(220,231,243,.86);
      box-shadow:var(--shadow);
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,111,219,.32)}
    .guide-icon{
      width:48px;
      height:48px;
      border-radius:17px;
      display:flex;
      align-items:center;
      justify-content:center;
      margin-bottom:16px;
      background:rgba(47,111,219,.10);
      color:var(--primary);
      font-weight:900;
    }
    .faq-section{
      background:linear-gradient(180deg,var(--bg),#fff);
    }
    .faq-shell{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:34px;
      align-items:start;
    }
    .accordion{
      margin:0;
      background:transparent;
    }
    .accordion-item{
      margin-bottom:14px;
      border:1px solid rgba(220,231,243,.88);
      border-radius:18px;
      overflow:hidden;
      box-shadow:0 8px 22px rgba(31,58,96,.05);
      background:#fff;
    }
    .accordion-title{
      border:0!important;
      padding:20px 54px 20px 22px;
      color:var(--title)!important;
      font-size:16px;
      font-weight:800;
      line-height:1.5;
      background:#fff;
    }
    .accordion-title:hover,.accordion-title:focus{background:#F8FBFF;color:var(--primary)!important}
    .accordion-title:before{
      right:22px;
      margin-top:-12px;
      color:var(--primary);
      font-size:24px;
    }
    .accordion-content{
      border:0!important;
      padding:0 22px 22px;
      color:#475569;
      line-height:1.75;
      background:#fff;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(47,111,219,.12),rgba(32,167,160,.10)),
        #fff;
      border:1px solid rgba(47,111,219,.16);
      box-shadow:var(--shadow);
    }
    .cta-card:before{
      content:"";
      position:absolute;
      right:-110px;
      bottom:-130px;
      width:320px;
      height:320px;
      border-radius:50%;
      background:rgba(47,111,219,.10);
    }
    .cta-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1fr) 420px;
      gap:30px;
      align-items:center;
    }
    .feedback-form{
      display:grid;
      gap:12px;
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(220,231,243,.9);
      box-shadow:0 12px 28px rgba(31,58,96,.07);
    }
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .feedback-form label{
      display:grid;
      gap:7px;
      color:var(--title);
      font-size:13px;
      font-weight:800;
    }
    .feedback-form input,.feedback-form textarea{
      width:100%;
      min-height:50px;
      border-radius:15px;
      border:1px solid var(--line);
      background:#F8FBFF;
      color:var(--title);
      padding:12px 14px;
      font-size:15px;
      box-shadow:none;
      margin:0;
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .feedback-form textarea{min-height:116px;resize:vertical}
    .feedback-form input:focus,.feedback-form textarea:focus{
      border-color:rgba(47,111,219,.72);
      background:#fff;
      box-shadow:0 0 0 4px rgba(47,111,219,.12);
    }
    .form-hint{font-size:13px;color:var(--muted);line-height:1.6;margin:0}
    .site-footer{
      background:#0F1E33;
      color:#fff;
      padding:58px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.4fr) .7fr .9fr;
      gap:36px;
      align-items:start;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand{
      display:flex;
      gap:12px;
      align-items:center;
      margin-bottom:18px;
    }
    .footer-brand strong{display:block;font-size:20px;line-height:1.2}
    .footer-brand span:not(.brand-mark){display:block;color:rgba(255,255,255,.66);font-size:13px;margin-top:4px}
    .footer-title{
      font-weight:850;
      font-size:16px;
      margin-bottom:15px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.72);
      font-weight:650;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-note{
      color:rgba(255,255,255,.70);
      line-height:1.75;
      font-size:14.5px;
    }
    .copyright{
      display:flex;
      flex-wrap:wrap;
      gap:12px 24px;
      justify-content:space-between;
      padding-top:22px;
      color:rgba(255,255,255,.58);
      font-size:13px;
      line-height:1.6;
    }
    @media (max-width:1024px){
      :root{--header-h:76px}
      .desktop-nav{display:none}
      .nav-wrap{grid-template-columns:auto 1fr auto}
      .brand{justify-content:flex-start;min-width:0}
      .mobile-toggle{display:flex;grid-column:3}
      #nav-check:checked ~ .mobile-panel{display:block}
      .head-panel,.content-layout,.faq-shell,.cta-grid{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .index-card.featured{grid-template-columns:1fr}
      .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(calc(100% - 28px),var(--container))}
      .section{padding:58px 0}
      .section-sm{padding:48px 0}
      .page-head{padding:34px 0 24px}
      .head-copy{padding:24px;border-radius:24px}
      .small-grid,.sidebar,.guide-grid,.form-row{grid-template-columns:1fr}
      .notice-strip{grid-template-columns:1fr;padding:22px}
      .notice-icon{width:48px;height:48px}
      .cta-card{padding:22px;border-radius:26px}
      .feedback-form{padding:18px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .copyright{display:grid}
      .brand-main{font-size:17px}
      .brand-sub{font-size:11px}
      .brand-mark{width:38px;height:38px;flex-basis:38px}
      .btn-row .btn{width:100%}
    }
    @media (max-width:520px){
      .nav-wrap{height:72px}
      .brand-text{max-width:190px}
      h1{font-size:31px}
      h2{font-size:24px}
      .lead{font-size:16px}
      .index-card,.index-card.featured,.side-card,.guide-card{padding:21px;border-radius:22px}
      .mock-panel{min-height:180px}
      .filter-bar-wrap{margin-left:-2px;margin-right:-2px}
    }

/* roulang page: category2 */
:root{
      --primary:#2F6FDB;
      --primary-600:#255FC3;
      --primary-50:#EEF5FF;
      --accent:#20A7A0;
      --accent-50:#EAFBFA;
      --warm:#F59E42;
      --warm-50:#FFF6EA;
      --bg:#F6F9FC;
      --surface:#FFFFFF;
      --surface-soft:#F8FBFF;
      --title:#102033;
      --text:#334155;
      --muted:#64748B;
      --line:#DCE7F3;
      --line-soft:rgba(148,163,184,.22);
      --shadow:0 12px 32px rgba(31,58,96,.08);
      --shadow-hover:0 18px 42px rgba(31,58,96,.14);
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --radius-xl:36px;
      --container:1220px;
      --header-h:84px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(47,111,219,.10), transparent 26%),
        radial-gradient(circle at 92% 18%, rgba(32,167,160,.09), transparent 24%),
        linear-gradient(180deg,#FFFFFF 0%,var(--bg) 42%,#FFFFFF 100%);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,transform .22s ease,border-color .22s ease,box-shadow .22s ease}
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,textarea{font-family:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(47,111,219,.18);color:var(--title)}
    :focus-visible{
      outline:3px solid rgba(47,111,219,.30);
      outline-offset:3px;
      border-radius:10px;
    }

    .site-container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .section{
      padding:92px 0;
      position:relative;
    }
    .section.compact{padding:68px 0}
    .section-soft{background:linear-gradient(180deg,rgba(238,245,255,.72),rgba(255,255,255,.72))}
    .section-title{
      max-width:760px;
      margin-bottom:36px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--primary-50);
      color:var(--primary);
      font-weight:700;
      font-size:14px;
      line-height:1.3;
      border:1px solid rgba(47,111,219,.12);
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(32,167,160,.12);
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{color:var(--title);letter-spacing:-.025em;line-height:1.2}
    h1{
      font-size:clamp(32px,5vw,50px);
      font-weight:760;
      margin:18px 0 18px;
    }
    h2{
      font-size:clamp(26px,3.5vw,38px);
      font-weight:740;
      margin:14px 0 14px;
    }
    h3{
      font-size:22px;
      font-weight:720;
      margin-bottom:12px;
    }
    p{color:var(--text)}
    .lead{
      font-size:18px;
      color:#475569;
      line-height:1.85;
      max-width:790px;
    }
    .muted{color:var(--muted)}
    .text-center{text-align:center;margin-left:auto;margin-right:auto}
    .divider{
      height:1px;
      background:linear-gradient(90deg,transparent,var(--line),transparent);
      margin:10px 0 0;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      min-height:var(--header-h);
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(220,231,243,.86);
      box-shadow:0 6px 24px rgba(16,32,51,.05);
      backdrop-filter:saturate(140%) blur(10px);
    }
    #nav-check{position:absolute;opacity:0;pointer-events:none}
    .nav-wrap{
      min-height:var(--header-h);
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:20px;
    }
    .nav-side{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-side.left{justify-content:flex-end}
    .nav-side.right{justify-content:flex-start}
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:8px 15px;
      border-radius:999px;
      color:#475569;
      font-weight:700;
      font-size:15px;
    }
    .nav-link:hover{
      background:var(--primary-50);
      color:var(--primary);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:var(--primary);
      background:linear-gradient(180deg,#EEF5FF,#F8FBFF);
      box-shadow:inset 0 0 0 1px rgba(47,111,219,.15);
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      padding:10px 16px;
      border-radius:22px;
      color:var(--title);
      background:#fff;
      border:1px solid rgba(220,231,243,.86);
      box-shadow:0 10px 30px rgba(31,58,96,.08);
      min-width:300px;
      justify-content:center;
    }
    .brand:hover{transform:translateY(-2px);color:var(--title);box-shadow:var(--shadow-hover)}
    .brand-mark{
      width:38px;height:38px;border-radius:14px;
      display:inline-block;flex:0 0 auto;
      background:
        linear-gradient(135deg,rgba(47,111,219,1),rgba(32,167,160,.95)),
        radial-gradient(circle at 70% 22%,rgba(255,255,255,.82),transparent 22%);
      position:relative;
      box-shadow:0 12px 24px rgba(47,111,219,.22);
    }
    .brand-mark::before,.brand-mark::after{
      content:"";position:absolute;background:rgba(255,255,255,.82);border-radius:999px;
    }
    .brand-mark::before{width:18px;height:5px;left:10px;top:12px}
    .brand-mark::after{width:12px;height:5px;left:10px;top:22px}
    .brand-text{display:flex;flex-direction:column;line-height:1.25}
    .brand-main{font-size:17px;font-weight:780;letter-spacing:-.02em;color:var(--title)}
    .brand-sub{font-size:12px;color:var(--muted);font-weight:600}
    .mobile-toggle{
      display:none;
      width:46px;height:46px;border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      align-items:center;
      justify-content:center;
      box-shadow:0 8px 18px rgba(31,58,96,.07);
    }
    .mobile-toggle span,
    .mobile-toggle span::before,
    .mobile-toggle span::after{
      content:"";
      display:block;
      width:20px;height:2px;
      border-radius:4px;
      background:var(--title);
      transition:.22s ease;
      position:relative;
    }
    .mobile-toggle span::before{position:absolute;top:-7px}
    .mobile-toggle span::after{position:absolute;top:7px}
    .mobile-panel{
      display:none;
      padding:0 0 18px;
      background:#fff;
      border-bottom:1px solid var(--line);
    }
    .mobile-panel .site-container{
      display:grid;
      gap:10px;
    }
    .mobile-panel a{
      min-height:46px;
      display:flex;
      align-items:center;
      padding:10px 14px;
      border-radius:14px;
      color:#475569;
      font-weight:700;
      background:var(--surface-soft);
      border:1px solid rgba(220,231,243,.9);
    }
    .mobile-panel a.active{
      color:var(--primary);
      background:var(--primary-50);
      border-color:rgba(47,111,219,.18);
    }

    .btn-group{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      align-items:center;
    }
    .btn-primary,.btn-secondary,.btn-warm{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:50px;
      padding:13px 22px;
      border-radius:999px;
      font-size:15px;
      font-weight:750;
      border:1px solid transparent;
      line-height:1.25;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),#4389F2);
      color:#fff;
      box-shadow:0 16px 28px rgba(47,111,219,.22);
    }
    .btn-primary:hover{color:#fff;background:linear-gradient(135deg,var(--primary-600),var(--primary));transform:translateY(-3px);box-shadow:0 20px 38px rgba(47,111,219,.28)}
    .btn-secondary{
      background:#fff;
      color:var(--primary);
      border-color:rgba(47,111,219,.18);
      box-shadow:0 12px 24px rgba(31,58,96,.06);
    }
    .btn-secondary:hover{background:var(--primary-50);color:var(--primary-600);transform:translateY(-3px)}
    .btn-warm{
      background:var(--warm-50);
      color:#AF5C10;
      border-color:rgba(245,158,66,.24);
    }
    .btn-warm:hover{background:#FFEBD0;color:#8C4607;transform:translateY(-3px)}

    .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 0}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      color:#475569;
      border:1px solid rgba(148,163,184,.18);
      background:#fff;
    }
    .badge.blue{background:var(--primary-50);color:var(--primary);border-color:rgba(47,111,219,.14)}
    .badge.green{background:var(--accent-50);color:#13817C;border-color:rgba(32,167,160,.16)}
    .badge.orange{background:var(--warm-50);color:#B86212;border-color:rgba(245,158,66,.18)}
    .badge::before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:currentColor;
      opacity:.72;
    }

    .card{
      background:rgba(255,255,255,.94);
      border:1px solid var(--line-soft);
      border-radius:var(--radius-md);
      box-shadow:var(--shadow);
      transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
    }
    .card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.35);
    }

    .hero-experience{
      padding:72px 0 88px;
      background:
        linear-gradient(135deg,rgba(238,245,255,.92),rgba(255,255,255,.72) 46%,rgba(234,251,250,.68)),
        radial-gradient(circle at 78% 10%,rgba(245,158,66,.12),transparent 22%);
      border-bottom:1px solid rgba(220,231,243,.78);
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.78fr);
      gap:42px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
      margin-bottom:8px;
      font-weight:650;
    }
    .breadcrumb a{color:var(--primary)}
    .breadcrumb span{color:#94A3B8}
    .hero-copy{
      max-width:740px;
    }
    .status-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:28px;
    }
    .status-item{
      display:flex;
      align-items:center;
      gap:9px;
      padding:10px 13px;
      border-radius:16px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(220,231,243,.92);
      box-shadow:0 10px 24px rgba(31,58,96,.06);
      font-weight:720;
      color:#475569;
      font-size:14px;
    }
    .status-dot{
      width:10px;height:10px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(32,167,160,.12);
    }

    .flow-board{
      border-radius:var(--radius-xl);
      padding:24px;
      background:linear-gradient(180deg,#FFFFFF,#F8FBFF);
      border:1px solid rgba(220,231,243,.92);
      box-shadow:0 24px 60px rgba(31,58,96,.12);
      position:relative;
      overflow:hidden;
    }
    .flow-board::before{
      content:"";
      position:absolute;
      width:210px;height:210px;
      border-radius:50%;
      right:-80px;top:-90px;
      background:rgba(47,111,219,.10);
    }
    .flow-title{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:18px;
    }
    .flow-title strong{color:var(--title);font-size:18px}
    .flow-title span{
      font-size:13px;
      color:#13817C;
      background:var(--accent-50);
      border:1px solid rgba(32,167,160,.16);
      padding:6px 10px;
      border-radius:999px;
      font-weight:750;
    }
    .flow-steps{
      position:relative;
      display:grid;
      gap:13px;
    }
    .flow-card{
      display:grid;
      grid-template-columns:48px 1fr;
      gap:14px;
      align-items:center;
      padding:15px;
      border-radius:20px;
      background:#fff;
      border:1px solid rgba(220,231,243,.9);
      box-shadow:0 10px 22px rgba(31,58,96,.05);
    }
    .flow-num{
      width:48px;height:48px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      color:#fff;
      font-weight:800;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 22px rgba(47,111,219,.18);
    }
    .flow-card h3{
      font-size:17px;
      margin:0 0 2px;
      letter-spacing:0;
    }
    .flow-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.55;
    }

    .timeline-wrap{
      position:relative;
      max-width:980px;
      margin:0 auto;
    }
    .timeline-wrap::before{
      content:"";
      position:absolute;
      top:22px;
      bottom:22px;
      left:36px;
      width:2px;
      background:linear-gradient(180deg,rgba(47,111,219,.26),rgba(32,167,160,.24),rgba(245,158,66,.22));
    }
    .timeline-item{
      display:grid;
      grid-template-columns:72px 1fr;
      gap:22px;
      margin-bottom:22px;
      position:relative;
    }
    .timeline-icon{
      width:72px;height:72px;
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(220,231,243,.9);
      box-shadow:var(--shadow);
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--primary);
      font-weight:850;
      font-size:20px;
      position:relative;
      z-index:2;
    }
    .timeline-content{
      padding:24px 26px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line-soft);
      box-shadow:var(--shadow);
    }
    .timeline-content h3{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:8px;
    }
    .timeline-content p{margin-bottom:0;color:#475569}
    .mini-note{
      margin-top:14px;
      padding:12px 14px;
      border-radius:16px;
      background:var(--surface-soft);
      border:1px solid rgba(220,231,243,.9);
      color:var(--muted);
      font-size:14px;
    }

    .feature-stack{
      display:grid;
      gap:30px;
    }
    .feature-row{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(340px,.86fr);
      gap:34px;
      align-items:center;
      padding:30px;
      border-radius:30px;
      background:#fff;
      border:1px solid var(--line-soft);
      box-shadow:var(--shadow);
    }
    .feature-row:nth-child(even){
      grid-template-columns:minmax(340px,.86fr) minmax(0,1fr);
    }
    .feature-row:nth-child(even) .feature-copy{order:2}
    .feature-row:nth-child(even) .mock-card{order:1}
    .feature-copy h3{font-size:26px;margin-bottom:12px}
    .feature-list{
      list-style:none;
      padding:0;
      margin:20px 0 0;
      display:grid;
      gap:10px;
    }
    .feature-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#475569;
    }
    .feature-list li::before{
      content:"";
      width:18px;height:18px;
      margin-top:5px;
      border-radius:50%;
      background:
        linear-gradient(135deg,var(--accent),#61D6D0);
      box-shadow:0 0 0 4px rgba(32,167,160,.10);
      flex:0 0 auto;
    }
    .mock-card{
      min-height:260px;
      border-radius:28px;
      border:1px solid rgba(220,231,243,.96);
      background:
        linear-gradient(145deg,#F8FBFF,#FFFFFF 50%,#EEF5FF);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .mock-card::after{
      content:"";
      position:absolute;
      width:170px;height:170px;
      border-radius:50%;
      right:-60px;bottom:-70px;
      background:rgba(32,167,160,.12);
    }
    .mock-bar{
      height:16px;
      border-radius:999px;
      background:rgba(47,111,219,.13);
      margin-bottom:13px;
    }
    .mock-bar.w70{width:70%}
    .mock-bar.w52{width:52%;background:rgba(32,167,160,.15)}
    .mock-bar.w88{width:88%}
    .mock-panel-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      margin-top:22px;
    }
    .mock-panel{
      min-height:82px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(220,231,243,.9);
      box-shadow:0 10px 20px rgba(31,58,96,.05);
      padding:14px;
      position:relative;
      z-index:1;
    }
    .mock-panel strong{
      display:block;
      color:var(--title);
      font-size:15px;
      margin-bottom:4px;
    }
    .mock-panel span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.45;
    }

    .promise-grid{
      display:grid;
      gap:16px;
    }
    .promise-item{
      display:grid;
      grid-template-columns:76px 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px 22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line-soft);
      box-shadow:var(--shadow);
    }
    .promise-icon{
      width:58px;height:58px;border-radius:20px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:850;
      color:var(--primary);
      background:var(--primary-50);
      border:1px solid rgba(47,111,219,.12);
    }
    .promise-item h3{font-size:20px;margin:0 0 4px}
    .promise-item p{margin:0;color:var(--muted);font-size:15px;line-height:1.6}
    .promise-label{
      white-space:nowrap;
      color:#13817C;
      background:var(--accent-50);
      border:1px solid rgba(32,167,160,.14);
      border-radius:999px;
      padding:7px 11px;
      font-weight:750;
      font-size:13px;
    }

    .info-band{
      border-radius:34px;
      padding:34px;
      background:
        linear-gradient(135deg,#0F1E33,#173A66 58%,#155E75);
      color:#fff;
      box-shadow:0 24px 52px rgba(15,30,51,.24);
      overflow:hidden;
      position:relative;
    }
    .info-band::before{
      content:"";
      position:absolute;
      inset:auto -80px -110px auto;
      width:270px;height:270px;
      border-radius:50%;
      background:rgba(255,255,255,.08);
    }
    .info-band-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .info-stat{
      padding:20px;
      border-radius:24px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
    }
    .info-stat strong{
      display:block;
      font-size:28px;
      line-height:1.1;
      color:#fff;
      margin-bottom:8px;
    }
    .info-stat span{
      color:rgba(255,255,255,.76);
      font-size:14px;
      line-height:1.6;
    }

    .accordion.faq-list{
      background:transparent;
      margin:0;
    }
    .faq-list .accordion-item{
      margin-bottom:14px;
      border-radius:18px;
      overflow:hidden;
      border:1px solid var(--line-soft);
      background:#fff;
      box-shadow:0 10px 24px rgba(31,58,96,.06);
    }
    .faq-list .accordion-title{
      border:none;
      color:var(--title);
      font-weight:760;
      font-size:17px;
      padding:20px 54px 20px 22px;
      background:#fff;
      line-height:1.5;
    }
    .faq-list .accordion-title:hover,
    .faq-list .accordion-title:focus{
      background:var(--primary-50);
      color:var(--primary);
    }
    .faq-list .accordion-title::before{
      right:22px;
      font-size:22px;
      margin-top:-12px;
      color:var(--primary);
    }
    .faq-list .accordion-content{
      border:none;
      border-top:1px solid rgba(220,231,243,.8);
      padding:18px 22px 22px;
      color:#475569;
      line-height:1.75;
      background:linear-gradient(180deg,#fff,#F8FBFF);
    }
    .faq-list .accordion-content p{margin:0;color:#475569}

    .contact-cta{
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(238,245,255,.95),rgba(255,255,255,.98) 48%,rgba(234,251,250,.84));
      border:1px solid rgba(220,231,243,.92);
      box-shadow:var(--shadow);
      padding:34px;
      display:grid;
      grid-template-columns:minmax(0,.9fr) minmax(340px,.75fr);
      gap:34px;
      align-items:center;
    }
    .contact-cta h2{margin-top:0}
    .form-card{
      background:#fff;
      border-radius:26px;
      border:1px solid var(--line-soft);
      box-shadow:0 14px 32px rgba(31,58,96,.08);
      padding:24px;
    }
    .form-card label{
      color:var(--title);
      font-weight:720;
      font-size:14px;
      margin-bottom:6px;
    }
    .form-card input,
    .form-card textarea{
      height:50px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#F8FBFF;
      box-shadow:none;
      color:var(--text);
      margin-bottom:14px;
      padding:12px 14px;
    }
    .form-card textarea{
      min-height:116px;
      resize:vertical;
    }
    .form-card input:focus,
    .form-card textarea:focus{
      border-color:var(--primary);
      background:#fff;
      box-shadow:0 0 0 4px rgba(47,111,219,.10);
    }
    .form-tip{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      margin:-2px 0 16px;
    }

    .site-footer{
      background:#0F1E33;
      color:#fff;
      padding:58px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.5fr) minmax(190px,.55fr) minmax(230px,.75fr);
      gap:36px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:13px;
      margin-bottom:16px;
    }
    .footer-brand strong{
      display:block;
      color:#fff;
      font-size:18px;
      line-height:1.2;
    }
    .footer-brand span{
      display:block;
      color:rgba(255,255,255,.66);
      font-size:13px;
      margin-top:3px;
    }
    .footer-title{
      color:#fff;
      font-weight:780;
      margin-bottom:14px;
      font-size:16px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.72);
      font-weight:650;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(3px);
    }
    .footer-note{
      color:rgba(255,255,255,.70);
      line-height:1.75;
    }
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.12);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:rgba(255,255,255,.58);
      font-size:13px;
      line-height:1.6;
    }

    @media (max-width:1024px){
      :root{--header-h:76px}
      .desktop-nav{display:none}
      .nav-wrap{
        grid-template-columns:auto 1fr auto;
      }
      .brand{
        min-width:0;
        justify-self:start;
        padding:9px 12px;
      }
      .brand-sub{display:none}
      .mobile-toggle{
        display:flex;
        justify-self:end;
        grid-column:3;
      }
      #nav-check:checked ~ .mobile-panel{display:block}
      #nav-check:checked ~ .nav-wrap .mobile-toggle span{background:transparent}
      #nav-check:checked ~ .nav-wrap .mobile-toggle span::before{top:0;transform:rotate(45deg)}
      #nav-check:checked ~ .nav-wrap .mobile-toggle span::after{top:0;transform:rotate(-45deg)}
      .hero-grid,
      .feature-row,
      .feature-row:nth-child(even),
      .contact-cta{
        grid-template-columns:1fr;
      }
      .feature-row:nth-child(even) .feature-copy,
      .feature-row:nth-child(even) .mock-card{order:initial}
      .hero-experience{padding:56px 0 70px}
      .section{padding:74px 0}
      .info-band-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .copyright{flex-direction:column}
    }

    @media (max-width:767px){
      .site-container{width:min(calc(100% - 28px),var(--container))}
      .section{padding:56px 0}
      .section.compact{padding:48px 0}
      .lead{font-size:16px}
      .brand-main{font-size:15px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .hero-experience{padding:42px 0 56px}
      .flow-board,.contact-cta,.info-band{border-radius:26px;padding:22px}
      .flow-card{grid-template-columns:42px 1fr;padding:13px}
      .flow-num{width:42px;height:42px;border-radius:14px}
      .status-strip{display:grid;grid-template-columns:1fr 1fr}
      .timeline-wrap::before{left:25px}
      .timeline-item{grid-template-columns:50px 1fr;gap:14px}
      .timeline-icon{width:50px;height:50px;border-radius:17px;font-size:16px}
      .timeline-content{padding:20px;border-radius:20px}
      .feature-row{padding:22px;border-radius:24px}
      .feature-copy h3{font-size:22px}
      .mock-card{min-height:230px;padding:18px;border-radius:22px}
      .mock-panel-grid{grid-template-columns:1fr}
      .promise-item{
        grid-template-columns:52px 1fr;
        align-items:start;
      }
      .promise-icon{width:48px;height:48px;border-radius:16px}
      .promise-label{grid-column:2;justify-self:start}
      .btn-group{display:grid;grid-template-columns:1fr;width:100%}
      .btn-primary,.btn-secondary,.btn-warm{width:100%}
      .footer-grid{grid-template-columns:1fr}
    }

    @media (max-width:520px){
      h1{font-size:31px}
      h2{font-size:25px}
      .status-strip{grid-template-columns:1fr}
      .brand{gap:9px}
      .brand-main{max-width:170px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .hero-grid{gap:28px}
      .breadcrumb{font-size:13px}
      .faq-list .accordion-title{font-size:16px;padding-left:18px}
      .contact-cta{padding:20px}
      .form-card{padding:20px;border-radius:22px}
    }