:root{
    --primary:#1747FF;
    --secondary:#0E2F86;
    --accent:#FF5A1F;
    --ink:#0B1437;
    --ink-2:#3A4466;
    --ink-3:#6B7594;
    --paper:#FFFFFF;
    --bg:#F5F7FB;
    --line:#E4E8F2;
    --radius:12px;
    --shadow:0 10px 30px rgba(14,47,134,.08);
    --shadow-lg:0 20px 60px rgba(14,47,134,.12);
  }
  *{box-sizing:border-box}
  html,body{margin:0;padding:0}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    color:var(--ink);
    background:var(--paper);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button{font-family:inherit;cursor:pointer;border:none;background:none}
  ul{list-style:none;margin:0;padding:0}

  .container{max-width:1200px;margin:0 auto;padding:0 24px}

  /* Top bar */
  .top-strip{
    background:var(--secondary);
    color:rgba(255,255,255,.8);
    font-size:12px;
  }
  .top-strip .container{
    display:flex;justify-content:space-between;align-items:center;height:34px;
  }
  .top-strip .info{display:flex;gap:20px;align-items:center}
  .top-strip .info span{display:inline-flex;align-items:center;gap:6px}
  .top-strip .info svg{width:14px;height:14px;fill:currentColor}
  .top-strip .meta{display:flex;gap:16px}

  /* Header */
  header.site{
    background:rgba(255,255,255,.95);
    backdrop-filter:saturate(180%) blur(10px);
    border-bottom:1px solid var(--line);
    position:sticky;top:0;z-index:50;
  }
  .nav{
    display:flex;align-items:center;gap:24px;height:72px;
  }
  .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--secondary)}
  .brand .logo{
    width:34px;height:34px;border-radius:8px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;display:grid;place-items:center;font-weight:800;letter-spacing:.5px;
  }
  nav.primary{margin-left:24px;flex:1}
  nav.primary > ul{display:flex;gap:4px;align-items:center}
  nav.primary > ul > li{position:relative}
  nav.primary > ul > li > a{
    display:inline-flex;align-items:center;gap:4px;
    padding:10px 14px;border-radius:8px;font-size:15px;color:var(--ink-2);
    transition:color .2s, background .2s;
  }
  nav.primary > ul > li > a:hover,
  nav.primary > ul > li.active > a{color:var(--primary);background:rgba(23,71,255,.06)}
  nav.primary .chev{width:12px;height:12px;fill:currentColor;opacity:.7}

  .nav-tools{display:flex;align-items:center;gap:10px}
  .search{
    display:flex;align-items:center;gap:8px;
    border:1px solid var(--line);border-radius:999px;padding:8px 14px;
    background:#fff;width:220px;transition:border-color .2s,box-shadow .2s;
  }
  .search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(23,71,255,.12)}
  .search svg{width:16px;height:16px;fill:var(--ink-3)}
  .search input{border:none;outline:none;font-size:13px;width:100%;background:transparent;color:var(--ink)}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:10px 18px;border-radius:8px;font-size:14px;font-weight:500;
    transition:transform .15s ease, box-shadow .2s, background .2s;
  }
  .btn-primary{background:var(--primary);color:#fff}
  .btn-primary:hover{background:var(--secondary);box-shadow:0 8px 18px rgba(23,71,255,.25)}
  .btn-ghost{background:#fff;color:var(--secondary);border:1px solid var(--line)}
  .btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
  .btn .arrow{width:14px;height:14px;fill:currentColor}

  .menu-toggle{display:none;width:40px;height:40px;border-radius:8px;align-items:center;justify-content:center;border:1px solid var(--line)}
  .menu-toggle svg{width:20px;height:20px;fill:var(--ink)}

  /* Hero */
  section.hero{
    position:relative;overflow:hidden;
    background:
      radial-gradient(1200px 500px at 90% -10%, rgba(23,71,255,.12), transparent 60%),
      radial-gradient(800px 400px at -10% 40%, rgba(255,90,31,.08), transparent 60%),
      linear-gradient(180deg,#F7F9FF 0%, #FFFFFF 100%);
    padding:72px 0 96px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      linear-gradient(rgba(23,71,255,.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(23,71,255,.05) 1px, transparent 1px);
    background-size:40px 40px;
    mask-image:radial-gradient(ellipse at center, #000 30%, transparent 75%);
  }
  .hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;position:relative}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 12px;border-radius:999px;background:rgba(23,71,255,.08);color:var(--primary);
    font-size:13px;font-weight:500;margin-bottom:20px;
  }
  .eyebrow .dot{width:6px;height:6px;background:var(--accent);border-radius:50%}
  h1.hero-title{
    font-size:48px;line-height:1.15;margin:0 0 20px;font-weight:700;color:var(--secondary);
    letter-spacing:-.5px;
  }
  h1.hero-title em{font-style:normal;color:var(--primary);position:relative}
  h1.hero-title em::after{
    content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;background:rgba(255,90,31,.2);z-index:-1;border-radius:4px;
  }
  .hero-desc{font-size:16px;color:var(--ink-2);max-width:540px;margin:0 0 32px}
  .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:36px}
  .hero-meta{display:flex;gap:32px;flex-wrap:wrap}
  .hero-meta .stat .num{font-size:24px;font-weight:700;color:var(--secondary)}
  .hero-meta .stat .num .unit{font-size:14px;color:var(--ink-3);margin-left:2px;font-weight:500}
  .hero-meta .stat .label{font-size:13px;color:var(--ink-3)}

  .hero-visual{position:relative}
  .hero-shot{
    border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);
    background:#fff;border:1px solid var(--line);
  }
  .hero-shot img{width:100%;height:auto;display:block}
  .hero-float{
    position:absolute;left:-28px;top:40px;background:#fff;border-radius:12px;
    padding:14px 16px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;
    border:1px solid var(--line);
  }
  .hero-float .ic{
    width:38px;height:38px;border-radius:10px;background:rgba(255,90,31,.12);
    display:grid;place-items:center;color:var(--accent);
  }
  .hero-float .ic svg{width:20px;height:20px;fill:currentColor}
  .hero-float .t{font-size:13px;color:var(--ink-3)}
  .hero-float .v{font-weight:600;color:var(--ink)}

  /* Section base */
  section{padding:88px 0}
  .section-head{text-align:center;max-width:760px;margin:0 auto 56px}
  .section-kicker{color:var(--primary);font-size:13px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:12px}
  .section-title{font-size:36px;font-weight:700;color:var(--secondary);margin:0 0 16px;letter-spacing:-.3px}
  .section-desc{color:var(--ink-2);font-size:15px;margin:0}

  /* Capability */
  .cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .cap-card{
    border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);
    transition:transform .25s ease, box-shadow .25s ease, border-color .2s;
    display:flex;flex-direction:column;min-height:280px;
  }
  .cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(23,71,255,.25)}
  .cap-cover{height:120px;position:relative;overflow:hidden}
  .cap-cover img{width:100%;height:100%;object-fit:cover}
  .cap-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,47,134,.0),rgba(14,47,134,.55))}
  .cap-body{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
  .cap-body h3{margin:0 0 8px;font-size:17px;color:var(--secondary);font-weight:600}
  .cap-body p{margin:0 0 14px;font-size:13px;color:var(--ink-3);flex:1}
  .cap-tags{display:flex;flex-wrap:wrap;gap:6px}
  .tag{font-size:12px;padding:3px 8px;border-radius:4px;background:var(--bg);color:var(--ink-2)}

  /* Solutions */
  .solutions{background:var(--bg);position:relative}
  .sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .sol-card{
    border-radius:16px;overflow:hidden;position:relative;min-height:280px;
    display:flex;flex-direction:column;justify-content:flex-end;
    color:#fff;padding:28px;box-shadow:var(--shadow);
    transition:transform .25s ease;
  }
  .sol-card:hover{transform:translateY(-4px)}
  .sol-card .bg{position:absolute;inset:0;z-index:0}
  .sol-card .bg img{width:100%;height:100%;object-fit:cover}
  .sol-card .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,47,134,.1) 0%, rgba(14,47,134,.85) 100%)}
  .sol-card .content{position:relative;z-index:1}
  .sol-card .label{font-size:12px;opacity:.85;letter-spacing:2px;margin-bottom:8px}
  .sol-card h3{margin:0 0 10px;font-size:22px;font-weight:600}
  .sol-card p{margin:0 0 16px;font-size:14px;opacity:.9}
  .sol-card .more{
    display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#fff;
    border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:2px;
  }
  .sol-card .more svg{width:14px;height:14px;fill:currentColor}

  /* Cases */
  .cases-wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:stretch}
  .case-big{
    border-radius:16px;overflow:hidden;position:relative;min-height:420px;display:flex;flex-direction:column;justify-content:flex-end;
    color:#fff;padding:40px;
  }
  .case-big .bg{position:absolute;inset:0;z-index:0}
  .case-big .bg img{width:100%;height:100%;object-fit:cover}
  .case-big .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,47,134,.05) 0%, rgba(14,47,134,.85) 80%)}
  .case-big .content{position:relative;z-index:1}
  .case-industry{
    display:inline-block;padding:4px 10px;border-radius:4px;background:var(--accent);color:#fff;font-size:12px;margin-bottom:14px;
  }
  .case-big h3{font-size:28px;margin:0 0 10px;font-weight:600}
  .case-big p{max-width:520px;margin:0 0 20px;opacity:.9;font-size:14px}
  .case-metrics{display:flex;gap:32px}
  .case-metrics .m .n{font-size:28px;font-weight:700}
  .case-metrics .m .n span{font-size:14px;font-weight:500;opacity:.8;margin-left:2px}
  .case-metrics .m .t{font-size:12px;opacity:.8}
  .case-side{display:flex;flex-direction:column;gap:20px}
  .case-mini{
    display:grid;grid-template-columns:130px 1fr;gap:18px;
    background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line);
    transition:box-shadow .2s,border-color .2s;
  }
  .case-mini:hover{box-shadow:var(--shadow);border-color:rgba(23,71,255,.25)}
  .case-mini .cover{height:100%;min-height:120px;overflow:hidden;position:relative}
  .case-mini .cover img{width:100%;height:100%;object-fit:cover}
  .case-mini .body{padding:18px 18px 18px 0;display:flex;flex-direction:column;justify-content:center}
  .case-mini .industry{font-size:12px;color:var(--primary);margin-bottom:6px}
  .case-mini h4{margin:0 0 6px;font-size:16px;color:var(--secondary)}
  .case-mini p{margin:0;font-size:13px;color:var(--ink-3)}

  /* Deploy */
  .deploy{position:relative;color:#fff;overflow:hidden}
  .deploy::before{
    content:"";position:absolute;inset:0;
    background-image:
      linear-gradient(135deg,#0E2F86 0%, #1747FF 60%, #0E2F86 100%);
    z-index:-2;
  }
  .deploy .bg{position:absolute;inset:0;z-index:-1;opacity:.25}
  .deploy .bg img{width:100%;height:100%;object-fit:cover}
  .deploy-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
  .deploy-intro .section-kicker{color:#FFB594}
  .deploy-intro .section-title{color:#fff}
  .deploy-intro .section-desc{color:rgba(255,255,255,.8)}
  .deploy-steps{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .step{
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);
    border-radius:12px;padding:20px;backdrop-filter:blur(6px);
    transition:background .2s;
  }
  .step:hover{background:rgba(255,255,255,.14)}
  .step .num{font-size:13px;color:var(--accent);font-weight:600;letter-spacing:1px;margin-bottom:8px}
  .step h4{margin:0 0 6px;font-size:16px;color:#fff}
  .step p{margin:0;font-size:13px;color:rgba(255,255,255,.8)}

  /* Support */
  .support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .sup-card{
    border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;
    transition:transform .2s,box-shadow .2s,border-color .2s;
  }
  .sup-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(23,71,255,.25)}
  .sup-ic{
    width:46px;height:46px;border-radius:10px;background:rgba(23,71,255,.08);
    display:grid;place-items:center;color:var(--primary);margin-bottom:16px;
  }
  .sup-ic svg{width:22px;height:22px;fill:currentColor}
  .sup-card h3{margin:0 0 8px;font-size:16px;color:var(--secondary)}
  .sup-card p{margin:0 0 14px;font-size:13px;color:var(--ink-3)}
  .sup-card .more{color:var(--primary);font-size:13px;display:inline-flex;align-items:center;gap:4px}
  .sup-card .more svg{width:12px;height:12px;fill:currentColor}

  /* CTA */
  .cta{padding:72px 0}
  .cta-box{
    border-radius:20px;overflow:hidden;position:relative;
    padding:56px 48px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:40px;
    box-shadow:var(--shadow-lg);
  }
  .cta-box .bg{position:absolute;inset:0;z-index:0}
  .cta-box .bg img{width:100%;height:100%;object-fit:cover}
  .cta-box::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,47,134,.92),rgba(23,71,255,.75));z-index:0}
  .cta-content{position:relative;z-index:1;max-width:620px}
  .cta-content h2{font-size:30px;margin:0 0 12px;color:#fff}
  .cta-content p{margin:0;color:rgba(255,255,255,.88);font-size:15px}
  .cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap}
  .cta-actions .btn-primary{background:var(--accent)}
  .cta-actions .btn-primary:hover{background:#E74A12}
  .cta-actions .btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.3)}
  .cta-actions .btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff}

  /* Footer */
  footer{background:#0A1638;color:rgba(255,255,255,.72);padding:64px 0 0}
  .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
  .foot-brand .brand{color:#fff}
  .foot-brand p{font-size:13px;line-height:1.7;margin:16px 0 20px;max-width:320px;color:rgba(255,255,255,.6)}
  .foot-contact div{display:flex;align-items:center;gap:8px;font-size:13px;margin-bottom:8px}
  .foot-contact svg{width:14px;height:14px;fill:var(--primary);flex-shrink:0}
  .foot-col h4{color:#fff;font-size:14px;margin:0 0 16px;font-weight:600}
  .foot-col a{display:block;font-size:13px;padding:6px 0;color:rgba(255,255,255,.6);transition:color .2s}
  .foot-col a:hover{color:#fff}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.08);
    padding:20px 0;display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.5);
    flex-wrap:wrap;gap:10px;
  }

  /* Responsive */
  @media (max-width:1024px){
    .top-strip{display:none}
    nav.primary{margin-left:12px}
    .cap-grid{grid-template-columns:repeat(2,1fr)}
    .sol-grid{grid-template-columns:repeat(2,1fr)}
    .cases-wrap{grid-template-columns:1fr}
    .deploy-grid{grid-template-columns:1fr;gap:32px}
    .support-grid{grid-template-columns:repeat(2,1fr)}
    .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
    h1.hero-title{font-size:40px}
    .section-title{font-size:28px}
  }
  @media (max-width:720px){
    .container{padding:0 20px}
    section{padding:64px 0}
    .nav{height:60px;gap:12px}
    .brand{font-size:17px}
    .brand .logo{width:30px;height:30px;font-size:14px}
    nav.primary, .search{display:none}
    .menu-toggle{display:inline-flex}
    .hero{padding:48px 0 64px}
    .hero-grid{grid-template-columns:1fr;gap:32px}
    h1.hero-title{font-size:30px}
    .hero-desc{font-size:14px}
    .hero-float{left:12px;top:auto;bottom:-16px;padding:10px 12px}
    .hero-meta{gap:20px}
    .hero-meta .stat .num{font-size:20px}
    .section-head{margin-bottom:36px}
    .section-title{font-size:24px}
    .cap-grid, .sol-grid, .support-grid{grid-template-columns:1fr}
    .case-big{min-height:320px;padding:28px}
    .case-big h3{font-size:22px}
    .case-metrics{gap:20px}
    .case-metrics .m .n{font-size:22px}
    .case-mini{grid-template-columns:110px 1fr}
    .deploy-steps{grid-template-columns:1fr}
    .cta-box{flex-direction:column;align-items:flex-start;padding:36px 24px}
    .cta-content h2{font-size:22px}
    .foot-grid{grid-template-columns:1fr;gap:24px}
    .foot-bottom{flex-direction:column;text-align:center}
  }

  /* Mobile drawer */
  .drawer{
    position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:60;
    opacity:0;pointer-events:none;transition:opacity .25s;
  }
  .drawer.open{opacity:1;pointer-events:auto}
  .drawer-panel{
    position:absolute;right:0;top:0;bottom:0;width:78%;max-width:320px;background:#fff;
    transform:translateX(100%);transition:transform .25s ease-out;
    padding:20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
  }
  .drawer.open .drawer-panel{transform:translateX(0)}
  .drawer-panel .drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
  .drawer-panel a.nav-lv1{
    padding:12px 10px;border-radius:8px;color:var(--ink);font-size:15px;display:block;
  }
  .drawer-panel a.nav-lv1:hover{background:var(--bg);color:var(--primary)}
  .drawer-close{width:36px;height:36px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center}
  .drawer-close svg{width:18px;height:18px;fill:var(--ink)}

.detail-page { background: var(--paper); }

/* Breadcrumb */
.breadcrumb-wrap {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-3);
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--ink-3); transition: color .2s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--ink-3); opacity: .5; font-size: 12px; }
.breadcrumb .current { color: var(--ink); font-weight: 500; }

/* Section helpers */
.section-paper { background: var(--paper); }
.section-blue {
  background:
    radial-gradient(800px 400px at 10% 0%, rgba(255,90,31,.08), transparent 60%),
    linear-gradient(180deg,#F5F7FB 0%, #EEF2FB 100%);
}
.center { text-align: center; }
.light { color: #fff; }
.light + h2 { color: var(--secondary); }

/* Solution Hero */
.sol-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 500px at 90% -10%, rgba(23,71,255,.12), transparent 60%),
    radial-gradient(800px 400px at -10% 40%, rgba(255,90,31,.08), transparent 60%),
    linear-gradient(180deg,#F7F9FF 0%, #FFFFFF 100%);
  padding: 64px 0 88px;
}
.sol-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(23,71,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23,71,255,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.sol-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
}
.sol-hero-text h1 {
  font-size: 42px; line-height: 1.2; margin: 16px 0 18px;
  font-weight: 700; color: var(--secondary); letter-spacing: -.4px;
}
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; }
.tag-primary {
  background: var(--primary) !important;
  color: #fff !important;
}
.tag-row .tag {
  font-size: 12px; padding: 5px 12px; border-radius: 999px;
  background: rgba(23,71,255,.08); color: var(--primary);
}
.tag-row .tag:not(.tag-primary) {
  background: rgba(255,255,255,.7); color: var(--ink-2);
  border: 1px solid var(--line);
}
.lead {
  font-size: 17px; color: var(--ink-2); margin: 0 0 28px; line-height: 1.7;
  max-width: 620px;
}
.sol-meta {
  display: flex; gap: 32px; flex-wrap: wrap;
  padding: 20px 0; margin-bottom: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.meta-item { display: flex; flex-direction: column; gap: 6px; }
.meta-label { font-size: 12px; color: var(--ink-3); letter-spacing: .3px; }
.meta-value { font-size: 15px; color: var(--ink); font-weight: 600; }
.btn-lg { padding: 13px 26px; font-size: 15px; border-radius: 10px; }

.sol-hero-figure { position: relative; }
.figure-card {
  position: relative;
  border-radius: 20px;
  min-height: 420px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  display: flex;
  align-items: flex-end;
}
.figure-mask {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(14,47,134,.4), rgba(23,71,255,.2) 60%, rgba(255,90,31,.3));
}
.figure-hint {
  position: relative; z-index: 1;
  margin: 24px;
  padding: 14px 18px;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink);
  font-weight: 500;
  box-shadow: var(--shadow);
}
.figure-hint svg { width: 22px; height: 22px; color: var(--primary); flex-shrink: 0; }

/* Two column layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.two-col.unequal {
  grid-template-columns: 340px 1fr;
  gap: 64px;
}
.col-side h2 {
  font-size: 32px; font-weight: 700; color: var(--secondary);
  margin: 12px 0 14px; letter-spacing: -.3px;
}
.col-side p { font-size: 15px; color: var(--ink-2); line-height: 1.8; margin: 0; }

/* Problem list */
.problem-list { display: flex; flex-direction: column; gap: 20px; }
.problem-list li {
  display: flex; gap: 20px;
  padding: 24px 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.problem-list li:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(23,71,255,.25);
}
.problem-no {
  font-size: 28px; font-weight: 700;
  color: var(--primary);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1;
  flex-shrink: 0;
  width: 48px;
}
.problem-list h3 {
  margin: 0 0 8px; font-size: 17px; color: var(--secondary); font-weight: 600;
}
.problem-list p { margin: 0; font-size: 14px; color: var(--ink-3); line-height: 1.7; }

/* Stack block */
.stack-block { margin-top: 80px; }
.stack-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.stack-head h2 {
  font-size: 32px; font-weight: 700; color: var(--secondary);
  margin: 12px 0 14px; letter-spacing: -.3px;
}
.stack-head p { font-size: 15px; color: var(--ink-2); margin: 0; }
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stack-card {
  padding: 28px 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s, box-shadow .2s, border-color .2s;
  display: flex;
  flex-direction: column;
}
.stack-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(23,71,255,.25);
}
.stack-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: rgba(23,71,255,.08);
  display: grid;
  place-items: center;
  color: var(--primary);
  margin-bottom: 18px;
}
.stack-icon svg { width: 26px; height: 26px; }
.stack-card h3 {
  margin: 0 0 10px; font-size: 17px; color: var(--secondary); font-weight: 600;
}
.stack-card p {
  margin: 0 0 18px; font-size: 13px; color: var(--ink-3); line-height: 1.7; flex: 1;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
}
.card-link svg { width: 16px; height: 16px; transition: transform .2s; }
.stack-card:hover .card-link svg { transform: translateX(3px); }

/* Steps grid */
.steps-grid {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step-card {
  padding: 28px 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  transition: transform .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.step-num {
  font-size: 32px; font-weight: 700;
  color: rgba(23,71,255,.12);
  line-height: 1;
  margin-bottom: 14px;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}
.step-card h3 {
  margin: 0 0 10px; font-size: 17px; color: var(--secondary); font-weight: 600;
}
.step-card p {
  margin: 0 0 18px; font-size: 14px; color: var(--ink-3); line-height: 1.7; flex: 1;
}
.step-out {
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px; color: var(--ink-2);
  display: flex; flex-direction: column; gap: 4px;
}
.out-label {
  font-size: 11px; color: var(--accent);
  font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase;
}

/* Case big */
.case-big {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--paper);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 420px;
}
.case-big-figure {
  position: relative;
  background-size: cover;
  background-position: center;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  min-height: 360px;
}
.figure-mask.dark {
  background: linear-gradient(180deg, rgba(11,20,55,.1), rgba(11,20,55,.55));
}
.case-badges {
  position: absolute; left: 24px; top: 24px; z-index: 1;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.badge {
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.92);
  color: var(--secondary);
  font-size: 12px;
  font-weight: 500;
  backdrop-filter: blur(4px);
}
.case-big-body {
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.case-big-body h3 {
  font-size: 26px; font-weight: 700; color: var(--secondary);
  margin: 0 0 14px; letter-spacing: -.3px;
}
.case-big-body p {
  font-size: 15px; color: var(--ink-2); line-height: 1.8; margin: 0 0 28px;
}
.case-stats {
  display: flex; gap: 28px;
  padding: 20px 0;
  margin-bottom: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.stat-num {
  font-size: 28px; font-weight: 700; color: var(--primary);
  line-height: 1; margin-bottom: 6px;
}
.stat-label { font-size: 13px; color: var(--ink-3); }

/* Related */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.related-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(23,71,255,.25);
}
.related-thumb {
  height: 180px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  background-size: cover;
  background-position: center;
  position: relative;
}
.related-thumb::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,47,134,.0), rgba(14,47,134,.25));
}
.related-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.tag-soft {
  display: inline-block;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(23,71,255,.08);
  color: var(--primary);
  margin-bottom: 12px;
  align-self: flex-start;
}
.related-body h3 {
  margin: 0 0 8px; font-size: 17px; color: var(--secondary); font-weight: 600;
}
.related-body p { margin: 0; font-size: 13px; color: var(--ink-3); line-height: 1.7; }

/* Prev/Next */
.prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 40px;
}
.pn-card {
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.pn-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.pn-card.next { text-align: right; align-items: flex-end; }
.pn-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--ink-3);
}
.pn-label svg { width: 14px; height: 14px; }
.pn-title {
  font-size: 16px; color: var(--secondary); font-weight: 600;
}

/* CTA band */
.cta-band {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(135deg, #0E2F86 0%, #1747FF 60%, #0E2F86 100%);
}
.cta-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  background: transparent;
}
.cta-text h2 {
  font-size: 32px; font-weight: 700; color: #fff;
  margin: 12px 0 16px; letter-spacing: -.3px;
}
.cta-text p {
  font-size: 15px; color: rgba(255,255,255,.82);
  line-height: 1.8; margin: 0 0 28px;
}
.cta-points { display: flex; flex-direction: column; gap: 14px; }
.cta-points li {
  display: flex; align-items: center; gap: 12px;
  font-size: 14px; color: rgba(255,255,255,.92);
}
.tick {
  width: 22px; height: 22px; flex-shrink: 0;
  color: var(--accent);
}
.cta-form {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
}
.form-row { margin-bottom: 16px; }
.form-row.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-row label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 13px; color: var(--ink-2); font-weight: 500;
}
.form-row input,
.form-row textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  background: var(--paper);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  resize: vertical;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--ink-3); }
.form-row input:focus,
.form-row textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23,71,255,.12);
}
.btn-block {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 14px;
  font-size: 15px;
}
.form-success {
  display: none;
  margin: 14px 0 0;
  padding: 10px 14px;
  background: rgba(23,71,255,.08);
  color: var(--primary);
  border-radius: 8px;
  font-size: 13px;
  text-align: center;
}

/* Responsive */
@media (max-width: 1024px) {
  .sol-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .sol-hero-text h1 { font-size: 36px; }
  .figure-card { min-height: 320px; }
  .two-col.unequal { grid-template-columns: 1fr; gap: 36px; }
  .two-col { grid-template-columns: 1fr; gap: 36px; }
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .case-big { grid-template-columns: 1fr; }
  .case-big-figure { min-height: 280px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 720px) {
  .breadcrumb-wrap { padding: 10px 0; }
  .breadcrumb { font-size: 12px; gap: 8px; }
  .sol-hero { padding: 40px 0 60px; }
  .sol-hero-text h1 { font-size: 28px; }
  .lead { font-size: 15px; }
  .sol-meta { gap: 18px; padding: 16px 0; margin-bottom: 20px; }
  .meta-item { min-width: 45%; }
  .figure-card { min-height: 220px; border-radius: 14px; }
  .figure-hint { margin: 16px; padding: 10px 14px; font-size: 13px; }
  .problem-list li { flex-direction: column; gap: 8px; padding: 20px; }
  .problem-no { width: auto; font-size: 22px; }
  .stack-block { margin-top: 56px; }
  .stack-head h2, .col-side h2, .cta-text h2 { font-size: 24px; }
  .stack-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .case-big-body { padding: 28px 24px; }
  .case-big-body h3 { font-size: 20px; }
  .case-stats { gap: 20px; }
  .stat-num { font-size: 22px; }
  .related-grid { grid-template-columns: 1fr; }
  .prev-next { grid-template-columns: 1fr; gap: 12px; padding-top: 28px; }
  .pn-card.next { text-align: left; align-items: flex-start; }
  .cta-band { padding: 56px 0; }
  .cta-form { padding: 22px; }
  .form-row.two { grid-template-columns: 1fr; }
}

@media (max-width:720px){header a.btn.btn-primary{display:none!important}}

.search-go{display:inline-flex;align-items:center;justify-content:center;flex:none;padding:0;border:0;background:none;color:inherit;font:inherit;cursor:pointer}

header nav a,header nav button{white-space:nowrap}

@media (max-width:1099px){header form[role="search"],header form.search,header form:has(input[type="search"]){display:none!important}}

@media (max-width:839px){.container { padding: 0px 20px; }.nav { height: 60px; gap: 12px; }.brand { font-size: 17px; }.brand .logo { width: 30px; height: 30px; font-size: 14px; }nav.primary, .search { display: none; }.menu-toggle { display: inline-flex; }header a.btn.btn-primary { display: none !important; }}