:root{
  --bg:#040a13;
  --bg-2:#071321;
  --panel:rgba(11,25,42,.72);
  --panel-solid:#0a1727;
  --line:rgba(120,190,255,.14);
  --line-strong:rgba(120,190,255,.28);
  --text:#eaf5ff;
  --text-2:#a8c1d9;
  --text-3:#66829e;
  --cyan:#5ee7ff;
  --blue:#4f7cff;
  --violet:#8b5cf6;
  --green:#42e4b0;
  --grad:linear-gradient(115deg,#5ee7ff 0%,#4f7cff 55%,#8b5cf6 100%);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:96px}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);
  font-size:14px;line-height:1.65;letter-spacing:.01em;
  background-image:
    linear-gradient(rgba(94,231,255,.032) 1px,transparent 1px),
    linear-gradient(90deg,rgba(94,231,255,.032) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 620px at 72% -8%,rgba(79,124,255,.20),transparent 64%),
    radial-gradient(680px 480px at 92% 28%,rgba(139,92,246,.10),transparent 62%),
    radial-gradient(600px 420px at 4% 16%,rgba(94,231,255,.07),transparent 60%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit}
::selection{background:rgba(94,231,255,.25);color:#fff}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:#050d18}
::-webkit-scrollbar-thumb{background:#17314b;border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#20435f}

.container{width:min(var(--max),calc(100% - 56px));margin:0 auto;position:relative;z-index:1}
.mono{font-family:var(--mono)}
.muted{color:var(--text-3)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* header */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:50;height:76px;
  display:flex;align-items:center;
  border-bottom:1px solid transparent;transition:background .25s,border-color .25s,backdrop-filter .25s;
}
.site-head.scrolled{background:rgba(4,10,19,.82);border-bottom-color:var(--line);backdrop-filter:blur(18px)}
.head-inner{width:min(var(--max),calc(100% - 56px));margin:0 auto;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:46px;height:46px;flex:0 0 auto;display:block;border-radius:0;background:none;
  box-shadow:none;overflow:visible;
}
.brand-mark img{width:100%;height:100%;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:15px;font-weight:650;letter-spacing:.02em}
.brand-text small{font-family:var(--mono);font-size:6.5px;letter-spacing:.22em;color:var(--text-3);margin-top:3px}
.site-nav{display:flex;align-items:center;gap:26px;margin-left:12px}
.site-nav a{position:relative;font-size:12px;color:var(--text-2);padding:4px 0;transition:color .15s}
.site-nav a:hover{color:var(--text)}
.site-nav a.active{color:var(--cyan)}
.site-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:2px;border-radius:2px;background:var(--grad);box-shadow:0 0 12px rgba(94,231,255,.6)}
.head-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.product-link{
  display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 13px;border-radius:7px;
  border:1px solid var(--line-strong);background:rgba(94,231,255,.06);
  font-family:var(--mono);font-size:10px;letter-spacing:.04em;color:var(--cyan);
  transition:border-color .18s,background .18s,box-shadow .18s;
}
.product-link:hover{border-color:rgba(94,231,255,.55);background:rgba(94,231,255,.12);box-shadow:0 0 22px rgba(94,231,255,.14)}
.product-link svg{width:12px;height:12px}
.menu-btn{display:none;width:38px;height:38px;border-radius:7px;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer}
.menu-btn svg{width:18px;height:18px}
.mobile-nav{display:none}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 18px;
  border-radius:8px;border:1px solid transparent;font-size:11.5px;font-weight:500;letter-spacing:.01em;
  cursor:pointer;transition:transform .18s,box-shadow .18s,border-color .18s,background .18s;white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--grad);color:#03101d;box-shadow:0 10px 30px rgba(79,124,255,.22)}
.btn-primary:hover{box-shadow:0 14px 38px rgba(94,231,255,.26)}
.btn-outline{border-color:var(--line-strong);background:rgba(255,255,255,.02);color:var(--text)}
.btn-outline:hover{border-color:rgba(94,231,255,.48);background:rgba(94,231,255,.06)}
.btn-ghost{color:var(--text-2);border-color:transparent;background:transparent}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,.04)}
.btn svg{width:13px;height:13px}
.btn-lg{height:48px;padding:0 22px;font-size:12.5px;border-radius:9px}

/* hero */
.hero{position:relative;padding:156px 0 96px;overflow:hidden}
.hero::after{content:"";position:absolute;left:50%;top:130px;width:900px;height:560px;transform:translateX(-46%);background:radial-gradient(closest-side,rgba(79,124,255,.14),transparent 72%);filter:blur(6px);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:46px;align-items:center;position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:8.5px;letter-spacing:.2em;color:var(--cyan);text-transform:uppercase}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--cyan);opacity:.6;box-shadow:0 0 10px var(--cyan)}
.hero h1{font-size:clamp(38px,4.4vw,62px);line-height:1.1;letter-spacing:-.045em;font-weight:650;margin:20px 0 20px;color:#f4faff}
.hero h1 .grad-text{display:inline-block}
.hero-lead{max-width:540px;font-size:14px;line-height:1.85;color:var(--text-2);margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;padding-top:20px;border-top:1px solid var(--line);max-width:560px}
.hero-meta div{display:flex;flex-direction:column;gap:2px}
.hero-meta b{font-family:var(--mono);font-size:16px;font-weight:600;color:var(--text)}
.hero-meta span{font-family:var(--mono);font-size:7px;letter-spacing:.12em;color:var(--text-3)}
.hero-insight{
  display:flex;flex-direction:column;gap:6px;max-width:540px;margin-top:22px;padding:13px 15px;
  border:1px solid var(--line);border-radius:9px;background:rgba(9,22,38,.6);backdrop-filter:blur(10px);
  transition:border-color .2s,transform .2s,background .2s;
}
.hero-insight:hover{border-color:rgba(94,231,255,.42);background:rgba(10,27,46,.82);transform:translateY(-2px)}
.hero-insight .hi-k{font-family:var(--mono);font-size:7px;letter-spacing:.16em;color:var(--cyan)}
.hero-insight b{font-size:12.5px;font-weight:550;color:var(--text)}
.hero-insight .hi-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-family:var(--mono);font-size:8px;color:var(--text-3)}
.hero-insight .hi-meta em{font-style:normal;color:var(--cyan)}

/* orb visual */
.hero-visual{position:relative;min-height:460px;display:flex;align-items:center;justify-content:center}
.ai-orb{position:relative;width:min(430px,100%);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.ai-orb::before{content:"";position:absolute;inset:9%;border-radius:50%;border:1px dashed rgba(94,231,255,.2);animation:spin 38s linear infinite}
.ai-orb::after{content:"";position:absolute;inset:23%;border-radius:50%;border:1px solid rgba(94,231,255,.12);box-shadow:inset 0 0 60px rgba(79,124,255,.16)}
.ring{position:absolute;border-radius:50%;border:1px solid rgba(94,231,255,.2)}
.ring.r1{inset:2%;border-style:dashed;opacity:.35;animation:spin 60s linear infinite reverse}
.ring.r2{inset:15%;border-color:rgba(79,124,255,.3);animation:spin 26s linear infinite}
.ring.r3{inset:31%;border-color:rgba(139,92,246,.28);animation:spin 18s linear infinite reverse}
.orb-core{
  position:relative;z-index:2;width:128px;height:128px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#b8e6ff 0%,#4aa4ff 42%,#1d6fe8 100%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;color:#03101d;
  box-shadow:0 0 50px rgba(79,124,255,.5),0 0 100px rgba(94,231,255,.2),inset 0 1px 8px rgba(255,255,255,.6);
}
.orb-core b{font-family:var(--mono);font-size:31px;line-height:1;letter-spacing:-.04em}
.orb-core small{font-family:var(--mono);font-size:5.5px;letter-spacing:.18em;margin-top:4px;opacity:.75}
.orb-node{
  position:absolute;z-index:3;padding:7px 11px;border:1px solid rgba(94,231,255,.28);border-radius:6px;
  background:rgba(6,18,32,.85);backdrop-filter:blur(8px);
  font-family:var(--mono);font-size:8.5px;color:var(--text-2);letter-spacing:.06em;
  box-shadow:0 0 20px rgba(0,0,0,.25);
}
.orb-node::before{content:"";display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--cyan);margin-right:6px;vertical-align:1px;box-shadow:0 0 7px var(--cyan)}
.orb-node.n1{left:0;top:23%}
.orb-node.n2{right:0;top:32%}
.orb-node.n3{left:7%;bottom:20%}
.orb-node.n4{right:6%;bottom:14%}
.orb-hud{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;gap:10px;padding-top:12px;border-top:1px solid var(--line)}
.orb-hud div{display:flex;flex-direction:column;gap:2px}
.orb-hud span{font-family:var(--mono);font-size:6.5px;letter-spacing:.16em;color:var(--text-3)}
.orb-hud b{font-family:var(--mono);font-size:9px;font-weight:500;color:var(--green);letter-spacing:.05em}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
.orb-hud b{animation:pulse 3.2s ease-in-out infinite}

/* sections */
.section{position:relative;padding:88px 0;border-top:1px solid var(--line)}
#contact.section{padding-top:28px;padding-bottom:36px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(26px,2.7vw,38px);line-height:1.2;letter-spacing:-.035em;font-weight:650;margin:10px 0 0;color:#f4faff}
.section-head p{max-width:440px;margin:0;font-size:11.5px;line-height:1.8;color:var(--text-3)}
.section-link{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:9px;letter-spacing:.08em;color:var(--cyan);white-space:nowrap}
.section-link:hover{gap:10px}

/* stats strip */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(7,19,33,.55)}
.stat-strip div{padding:18px 20px;border-right:1px solid var(--line)}
.stat-strip div:last-child{border-right:none}
.stat-strip b{display:block;font-family:var(--mono);font-size:22px;font-weight:600;color:var(--text);letter-spacing:-.02em}
.stat-strip span{font-family:var(--mono);font-size:7px;letter-spacing:.12em;color:var(--text-3);margin-top:3px;display:block}

/* solutions */
.solution-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.solution-card{
  position:relative;padding:24px 24px 22px;border:1px solid var(--line);border-radius:10px;
  background:linear-gradient(160deg,rgba(12,27,46,.88),rgba(6,16,29,.78));overflow:hidden;
  transition:border-color .2s,transform .2s,box-shadow .2s;
}
.solution-card:hover{border-color:rgba(94,231,255,.34);transform:translateY(-3px);box-shadow:0 18px 50px rgba(0,0,0,.24)}
.solution-card::after{content:"";position:absolute;right:-30px;top:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(closest-side,rgba(79,124,255,.16),transparent);pointer-events:none}
.sol-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.sol-no{font-family:var(--mono);font-size:8px;color:var(--cyan);letter-spacing:.12em}
.sol-ic{width:34px;height:34px;border-radius:8px;border:1px solid rgba(94,231,255,.2);background:rgba(94,231,255,.06);display:grid;place-items:center;color:var(--cyan)}
.sol-ic svg{width:17px;height:17px}
.solution-card h3{font-size:18px;font-weight:600;letter-spacing:-.02em;margin:0 0 8px}
.solution-card p{font-size:10.5px;line-height:1.75;color:var(--text-3);margin:0 0 16px;min-height:54px}
.sol-tags{display:flex;flex-wrap:wrap;gap:5px}
.sol-tags span{font-family:var(--mono);font-size:6.5px;letter-spacing:.08em;color:var(--text-3);border:1px solid var(--line);border-radius:3px;padding:2px 5px}
.sol-arrow{position:absolute;right:20px;bottom:18px;font-family:var(--mono);font-size:12px;color:var(--cyan);opacity:.55}
.solution-card:hover .sol-arrow{opacity:1}

/* zbot band */
.zbot-band{padding:0}
.zbot-inner{
  position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center;
  padding:34px 34px;border:1px solid rgba(94,231,255,.18);border-radius:14px;
  background:linear-gradient(130deg,rgba(12,32,54,.95),rgba(8,17,31,.92));
  overflow:hidden;
}
.zbot-inner::before{content:"";position:absolute;left:30%;top:-120px;width:460px;height:350px;background:radial-gradient(closest-side,rgba(94,231,255,.13),transparent);pointer-events:none}
.zbot-copy{position:relative;z-index:1}
.zbot-copy .eyebrow{color:var(--cyan)}
.zbot-copy h2{font-size:clamp(24px,2.6vw,36px);line-height:1.2;letter-spacing:-.03em;margin:12px 0 10px}
.zbot-copy p{font-size:11px;line-height:1.8;color:var(--text-3);max-width:440px;margin:0 0 18px}
.zbot-points{display:flex;flex-direction:column;gap:6px;margin:0 0 22px;padding:0;list-style:none}
.zbot-points li{font-size:10px;color:var(--text-2);padding-left:13px;position:relative}
.zbot-points li::before{content:"";position:absolute;left:0;top:6px;width:4px;height:4px;border-radius:50%;background:var(--cyan);box-shadow:0 0 7px rgba(94,231,255,.6)}
.zbot-mock{position:relative;z-index:1;border:1px solid var(--line);border-radius:10px;background:#071526;overflow:hidden;box-shadow:0 25px 60px rgba(0,0,0,.35)}
.zm-top{height:34px;display:flex;align-items:center;gap:7px;padding:0 12px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.zm-dots{display:flex;gap:4px}.zm-dots i{width:5px;height:5px;border-radius:50%;background:#24425e}
.zm-url{font-family:var(--mono);font-size:7px;color:var(--text-3);margin-left:4px}
.zm-live{margin-left:auto;font-family:var(--mono);font-size:6px;color:var(--green);letter-spacing:.1em}
.zm-body{padding:12px 14px 14px}
.zm-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:9px}
.zm-head b{font-size:10px}.zm-head span{font-family:var(--mono);font-size:6.5px;color:var(--text-3)}
.zm-msg{display:flex;gap:6px;margin-bottom:8px}
.zm-msg.me{justify-content:flex-end}
.zm-av{width:18px;height:18px;border-radius:5px;background:rgba(94,231,255,.1);color:var(--cyan);display:grid;place-items:center;font-size:7px;flex:0 0 18px}
.zm-bubble{max-width:82%;border:1px solid var(--line);background:rgba(255,255,255,.025);border-radius:3px 8px 8px 8px;padding:6px 8px;font-size:7.5px;line-height:1.6;color:var(--text-2)}
.zm-msg.me .zm-bubble{background:rgba(79,124,255,.24);border-color:rgba(94,231,255,.2);border-radius:8px 3px 8px 8px;color:#dbeaff}
.zm-file{display:flex;align-items:center;gap:6px;margin-top:5px;padding:5px 6px;border:1px solid var(--line);border-radius:4px;background:rgba(4,12,22,.5)}
.zm-file span{font-family:var(--mono);font-size:6px;color:var(--cyan);border:1px solid rgba(94,231,255,.22);border-radius:2px;padding:1px 3px}
.zm-file b{font-size:7px;font-weight:500}.zm-file small{font-family:var(--mono);font-size:6px;color:var(--text-3);margin-left:auto}
.zm-foot{display:flex;align-items:center;justify-content:space-between;margin-top:10px;padding-top:8px;border-top:1px solid var(--line);font-family:var(--mono);font-size:6.5px;color:var(--text-3)}
.zm-foot em{font-style:normal;color:var(--cyan)}

/* insights */
.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.insight-card{
  display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;overflow:hidden;
  background:rgba(8,20,35,.55);transition:border-color .2s,transform .2s,box-shadow .2s;
}
.insight-card:hover{border-color:rgba(94,231,255,.34);transform:translateY(-3px);box-shadow:0 18px 46px rgba(0,0,0,.24)}
.insight-thumb{position:relative;height:142px;overflow:hidden;background:
  radial-gradient(300px 140px at 20% 20%,rgba(94,231,255,.24),transparent 60%),
  radial-gradient(280px 160px at 88% 80%,rgba(139,92,246,.24),transparent 62%),
  #08182b;border-bottom:1px solid var(--line)}
.insight-thumb::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(94,231,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(94,231,255,.08) 1px,transparent 1px);background-size:28px 28px;opacity:.5}
.insight-thumb span{position:absolute;left:14px;top:12px;font-family:var(--mono);font-size:6.5px;letter-spacing:.14em;color:var(--cyan);border:1px solid rgba(94,231,255,.25);border-radius:3px;padding:2px 5px;background:rgba(4,12,22,.4)}
.insight-thumb b{position:absolute;left:14px;bottom:12px;font-family:var(--mono);font-size:22px;color:rgba(234,245,255,.12);letter-spacing:-.04em}
.insight-body{padding:15px 16px 16px;display:flex;flex-direction:column;flex:1}
.insight-body .i-meta{font-family:var(--mono);font-size:7px;color:var(--text-3);letter-spacing:.05em;display:flex;gap:8px}
.insight-body h3{font-size:13px;line-height:1.5;font-weight:550;margin:7px 0 7px;color:var(--text)}
.insight-body p{font-size:9.5px;line-height:1.65;color:var(--text-3);margin:0 0 14px}
.insight-body .i-more{margin-top:auto;font-family:var(--mono);font-size:8px;color:var(--cyan);letter-spacing:.04em}

/* about / scope */
.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start}
.about-copy h2{font-size:clamp(26px,2.7vw,38px);line-height:1.2;letter-spacing:-.035em;margin:10px 0 14px}
.about-copy p{font-size:11.5px;line-height:1.85;color:var(--text-2);max-width:520px;margin:0 0 12px}
.about-values{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:22px}
.about-values div{border:1px solid var(--line);border-radius:7px;padding:11px 12px;background:rgba(8,20,35,.5)}
.about-values b{display:block;font-size:10px;margin-bottom:3px}
.about-values span{font-size:8.5px;color:var(--text-3);line-height:1.6}
.scope-box{border:1px solid var(--line);border-radius:10px;background:rgba(7,18,32,.72);padding:22px 22px 20px}
.scope-box .scope-k{font-family:var(--mono);font-size:7px;letter-spacing:.14em;color:var(--cyan)}
.scope-box h3{font-size:15px;margin:8px 0 10px;letter-spacing:-.01em}
.scope-box p{font-size:10px;line-height:1.9;color:var(--text-2);margin:0}
.scope-list{list-style:none;padding:0;margin:12px 0 0;display:flex;flex-direction:column;gap:5px}
.scope-list li{font-size:9.5px;color:var(--text-2);line-height:1.6;padding-left:12px;position:relative}
.scope-list li::before{content:"";position:absolute;left:0;top:6px;width:4px;height:4px;border-radius:50%;background:var(--cyan);opacity:.55}

/* page hero */
.page-hero{padding:150px 0 66px;position:relative}
.page-hero h1{font-size:clamp(34px,4vw,54px);line-height:1.14;letter-spacing:-.04em;font-weight:650;margin:16px 0 14px;max-width:880px}
.page-hero p{max-width:640px;font-size:13px;line-height:1.85;color:var(--text-2);margin:0}
.page-hero .hero-actions{margin-top:24px}
.page-crumb{display:flex;gap:8px;align-items:center;font-family:var(--mono);font-size:7.5px;color:var(--text-3);margin-top:20px}
.page-crumb a{color:var(--text-3)}.page-crumb a:hover{color:var(--cyan)}
.page-crumb i{font-style:normal;color:var(--text-3)}

/* solutions page */
.solution-detail{border-top:1px solid var(--line);padding:34px 0;display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.solution-detail:first-of-type{border-top:none}
.sd-left .sd-no{font-family:var(--mono);font-size:8px;letter-spacing:.14em;color:var(--cyan)}
.sd-left h2{font-size:24px;letter-spacing:-.025em;margin:10px 0 9px}
.sd-left p{font-size:10.5px;line-height:1.85;color:var(--text-3);margin:0}
.sd-right{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.sd-item{border:1px solid var(--line);border-radius:6px;padding:10px 11px;background:rgba(8,20,35,.5)}
.sd-item b{display:block;font-size:9.5px;margin-bottom:2px}
.sd-item span{font-size:8.5px;color:var(--text-3);line-height:1.6}
.sd-tags{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:5px;margin-top:2px}
.sd-tags span{font-family:var(--mono);font-size:6.5px;color:var(--text-3);border:1px solid var(--line);border-radius:3px;padding:2px 5px}

/* process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}
.process-step{border:1px solid var(--line);border-radius:8px;padding:15px 14px;background:rgba(8,20,35,.5);position:relative}
.process-step span{font-family:var(--mono);font-size:7.5px;color:var(--cyan);letter-spacing:.1em}
.process-step b{display:block;font-size:11px;margin:7px 0 4px}
.process-step p{font-size:8.5px;line-height:1.6;color:var(--text-3);margin:0}
.process-step::after{content:"";position:absolute;right:-5px;top:50%;width:8px;height:1px;background:var(--line-strong)}
.process-step:last-child::after{display:none}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr .82fr;gap:40px;align-items:start}
.contact-form{border:1px solid var(--line);border-radius:11px;background:rgba(7,18,32,.72);padding:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.field label{font-size:9.5px;color:var(--text-2)}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:6px;background:rgba(255,255,255,.025);
  color:var(--text);padding:10px 11px;font:inherit;font-size:10.5px;outline:none;
  transition:border-color .15s,background .15s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(94,231,255,.5);background:rgba(94,231,255,.04)}
.field select option{background:#0a1727;color:var(--text)}
.field textarea{resize:vertical;min-height:100px}
.form-note{font-size:8px;color:var(--text-3);line-height:1.6;margin:0 0 12px}
.form-status{display:none;border:1px solid rgba(66,228,176,.3);background:rgba(66,228,176,.07);border-radius:6px;padding:10px 12px;font-size:9.5px;color:var(--green);margin-bottom:10px}
.contact-info{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
@media (max-width:860px){.contact-info{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.contact-info{grid-template-columns:1fr}}
.contact-block{border:1px solid var(--line);border-radius:8px;padding:14px 15px;background:rgba(8,20,35,.5)}
.contact-block span{font-family:var(--mono);font-size:6.5px;letter-spacing:.14em;color:var(--text-3)}
.contact-block b{display:block;font-size:12px;margin-top:5px;color:var(--text)}
.contact-block p{font-size:9px;line-height:1.6;color:var(--text-3);margin:4px 0 0}
.contact-block a{color:var(--cyan)}


/* article */
.article-wrap{padding:136px 0 80px}
.article-head{max-width:860px;margin-bottom:30px}
.article-head .a-cat{font-family:var(--mono);font-size:7.5px;letter-spacing:.14em;color:var(--cyan)}
.article-head h1{font-size:clamp(30px,3.6vw,48px);line-height:1.18;letter-spacing:-.04em;margin:13px 0 14px}
.article-head .a-meta{display:flex;flex-wrap:wrap;gap:12px;font-family:var(--mono);font-size:8px;color:var(--text-3)}
.article-cover{height:260px;border:1px solid var(--line);border-radius:12px;margin:0 0 34px;overflow:hidden;position:relative;background:
  radial-gradient(600px 260px at 22% 30%,rgba(94,231,255,.22),transparent 62%),
  radial-gradient(520px 280px at 78% 76%,rgba(139,92,246,.22),transparent 64%),
  #071525}
.article-cover::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(94,231,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(94,231,255,.08) 1px,transparent 1px);background-size:32px 32px;opacity:.5}
.article-cover b{position:absolute;left:28px;bottom:24px;font-family:var(--mono);font-size:42px;letter-spacing:-.05em;color:rgba(234,245,255,.14)}
.article-cover span{position:absolute;left:28px;top:22px;font-family:var(--mono);font-size:7px;letter-spacing:.16em;color:var(--cyan);border:1px solid rgba(94,231,255,.25);border-radius:3px;padding:3px 6px;background:rgba(4,12,22,.45)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 276px;gap:54px;align-items:start}
.article-body{max-width:760px;font-size:13px;line-height:1.95;color:var(--text-2)}
.article-body h2{font-size:20px;line-height:1.4;letter-spacing:-.02em;color:var(--text);margin:30px 0 10px}
.article-body h3{font-size:15px;color:var(--text);margin:22px 0 8px}
.article-body p{margin:0 0 14px}
.article-body ul,.article-body ol{margin:8px 0 16px;padding-left:20px}
.article-body li{margin:3px 0}
.article-body li::marker{color:var(--cyan)}
.article-body blockquote{margin:18px 0;padding:12px 16px;border-left:2px solid var(--cyan);background:rgba(94,231,255,.045);color:var(--text-2);border-radius:0 5px 5px 0}
.article-body strong{color:var(--text);font-weight:600}
.article-aside{position:sticky;top:100px;display:flex;flex-direction:column;gap:10px}
.aside-card{border:1px solid var(--line);border-radius:8px;background:rgba(8,20,35,.5);padding:14px 15px}
.aside-card span{font-family:var(--mono);font-size:6.5px;letter-spacing:.14em;color:var(--text-3)}
.aside-card b{display:block;font-size:10px;margin:5px 0 3px}
.aside-card p{font-size:8.5px;line-height:1.6;color:var(--text-3);margin:0 0 9px}
.aside-card a{font-family:var(--mono);font-size:8px;color:var(--cyan)}
.aside-links{display:flex;flex-direction:column;gap:8px}
.aside-links a{display:block;font-size:9.5px;line-height:1.5;color:var(--text-2);border-bottom:1px solid var(--line);padding-bottom:8px}
.aside-links a:last-child{border-bottom:none;padding-bottom:0}
.aside-links a:hover{color:var(--cyan)}

/* CTA */
.cta-band{position:relative;border:1px solid rgba(94,231,255,.18);border-radius:14px;padding:34px 34px;background:linear-gradient(120deg,rgba(14,34,58,.92),rgba(8,17,31,.9));display:flex;align-items:center;justify-content:space-between;gap:24px;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-100px;width:320px;height:260px;background:radial-gradient(closest-side,rgba(94,231,255,.16),transparent);pointer-events:none}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);letter-spacing:-.03em;margin:8px 0 6px}
.cta-band p{font-size:10px;color:var(--text-3);margin:0}
.cta-actions{display:flex;gap:8px;flex:0 0 auto}

/* footer */
.site-foot{border-top:1px solid var(--line);padding:44px 0 26px;position:relative;z-index:1;background:rgba(3,8,15,.5)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px;padding-bottom:30px;border-bottom:1px solid var(--line)}
.foot-brand p{font-size:9.5px;line-height:1.8;color:var(--text-3);max-width:320px;margin:12px 0 0}
.foot-col h4{font-family:var(--mono);font-size:7px;letter-spacing:.14em;color:var(--text-3);font-weight:500;margin:0 0 10px;text-transform:uppercase}
.foot-col a,.foot-col span{display:block;font-size:9.5px;color:var(--text-2);margin-bottom:6px}
.foot-col a:hover{color:var(--cyan)}
.foot-col .foot-strong{color:var(--cyan)}
.foot-col a[href^="mailto"]{color:var(--cyan)}
.foot-bottom{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-top:18px}
.foot-legal{font-size:9px;line-height:1.75;color:var(--text-3);max-width:840px}
.foot-legal b{font-weight:500;color:var(--text-2)}
.foot-meta{font-family:var(--mono);font-size:7.5px;line-height:1.9;color:var(--text-3);white-space:nowrap;text-align:right}
.foot-meta a{color:var(--cyan)}
.foot-meta span{display:block;color:var(--text-2)}

/* reveal */
.reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .ring,.ai-orb::before{animation:none}
}

/* responsive */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{min-height:400px;max-width:520px;margin:0 auto;width:100%}
  .hero{padding-top:132px}
  .solution-grid{grid-template-columns:1fr}
  .zbot-inner{grid-template-columns:1fr;gap:26px}
  .insight-grid{grid-template-columns:1fr 1fr}
  .about-grid,.contact-grid,.article-layout{grid-template-columns:1fr;gap:28px}
  .article-aside{position:static;display:grid;grid-template-columns:1fr 1fr}
  .solution-detail{grid-template-columns:1fr;gap:16px}
}
@media (max-width:860px){
  .site-nav,.head-actions .product-link{display:none}
  .menu-btn{display:grid;place-items:center}
  .head-inner{gap:16px}
  .mobile-nav{display:none;position:fixed;left:0;right:0;top:76px;z-index:49;background:rgba(4,10,19,.96);border-bottom:1px solid var(--line);padding:14px 24px 20px;backdrop-filter:blur(18px)}
  .mobile-nav.open{display:flex;flex-direction:column;gap:2px}
  .mobile-nav a{padding:10px 0;font-size:13px;color:var(--text-2);border-bottom:1px solid var(--line)}
  .mobile-nav a:last-child{border-bottom:none;color:var(--cyan);font-family:var(--mono);font-size:10px;margin-top:8px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head p{max-width:100%}
  .process-grid,.stat-strip,.foot-grid{grid-template-columns:1fr 1fr}
  .stat-strip div:nth-child(2){border-right:none}
  .stat-strip div:nth-child(3),.stat-strip div:nth-child(4){border-top:1px solid var(--line)}
  .foot-grid{gap:20px}
  .cta-band{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .foot-bottom{flex-direction:column}
  .foot-meta{text-align:left}
}
@media (max-width:620px){
  .container,.head-inner{width:calc(100% - 32px)}
  .hero{padding:118px 0 70px}
  .hero h1{font-size:36px}
  .hero-actions .btn{flex:1}
  .hero-meta{gap:14px}
  .hero-meta b{font-size:14px}
  .ai-orb{width:330px}
  .orb-node.n1{left:-2%}.orb-node.n2{right:-2%}
  .section{padding:60px 0}
  .insight-grid{grid-template-columns:1fr}
  .about-values{grid-template-columns:1fr}
  .process-grid,.stat-strip,.foot-grid,.form-row{grid-template-columns:1fr}
  .stat-strip div{border-right:none;border-bottom:1px solid var(--line)}
  .stat-strip div:last-child{border-bottom:none}
  .zbot-inner,.cta-band{padding:22px}
  .article-aside{grid-template-columns:1fr}
  .article-cover{height:190px}
  .page-hero{padding-top:120px}
  .article-wrap{padding-top:110px}
}

/* =========================================================
   Blue-white theme — clean, efficient, enterprise
   ========================================================= */
:root{
  --bg:#f5f9ff;
  --bg-2:#eef5ff;
  --panel:#ffffff;
  --panel-solid:#ffffff;
  --line:#dce8f6;
  --line-strong:#c3d8ef;
  --text:#0d2742;
  --text-2:#456381;
  --text-3:#7b90a7;
  --cyan:#1d6fe8;
  --blue:#2f6fd0;
  --violet:#3d97ff;
  --green:#0f9f75;
  --grad:linear-gradient(115deg,#3d97ff 0%,#1d6fe8 55%,#2f6fd0 100%);
}
body{
  color:var(--text);
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(29,111,232,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(29,111,232,.045) 1px,transparent 1px);
}
body::before{
  background:
    radial-gradient(900px 620px at 72% -8%,rgba(61,151,255,.15),transparent 64%),
    radial-gradient(680px 480px at 92% 28%,rgba(61,151,255,.09),transparent 62%),
    radial-gradient(600px 420px at 4% 16%,rgba(61,151,255,.08),transparent 60%);
}
::-webkit-scrollbar-track{background:#eef5ff}
::-webkit-scrollbar-thumb{background:#c3d8ef}
::-webkit-scrollbar-thumb:hover{background:#a7c6e8}

/* header */
.site-head{color:var(--text)}
.site-head.scrolled{background:rgba(255,255,255,.9);border-bottom-color:var(--line)}
.brand-mark{background:none;box-shadow:none}
.brand-text small{color:var(--text-3)}
.site-nav a{color:var(--text-2)}
.site-nav a:hover{color:var(--text)}
.site-nav a.active{color:var(--cyan)}
.site-nav a.active::after{background:var(--grad);box-shadow:none}
.product-link{border-color:#c8dcf4;background:#fff;color:var(--cyan);box-shadow:0 4px 14px rgba(29,111,232,.06)}
.product-link:hover{border-color:#8dbbf0;background:#f2f8ff;box-shadow:0 8px 20px rgba(29,111,232,.1)}
.mobile-nav{background:rgba(255,255,255,.98);border-bottom-color:var(--line)}

/* buttons */
.btn-primary{color:#fff;box-shadow:0 8px 20px rgba(29,111,232,.2)}
.btn-primary:hover{box-shadow:0 12px 28px rgba(29,111,232,.26)}
.btn-outline{border-color:#c8dcf4;background:#fff;color:var(--text)}
.btn-outline:hover{border-color:#8dbbf0;background:#f4f9ff}
.btn-ghost{color:var(--text-2)}
.btn-ghost:hover{color:var(--text);background:#edf5ff}

/* hero */
.hero::after{background:radial-gradient(closest-side,rgba(61,151,255,.14),transparent 72%)}
.eyebrow{color:var(--cyan)}
.eyebrow::before{background:var(--cyan);box-shadow:none}
.hero h1{color:#0b1f36}
.hero-lead{color:var(--text-2)}
.hero-meta{border-top-color:var(--line)}
.hero-meta b{color:var(--text)}
.hero-meta span{color:var(--text-3)}
.hero-insight{border-color:var(--line);background:rgba(255,255,255,.86);box-shadow:0 10px 30px rgba(29,74,130,.06);backdrop-filter:blur(10px)}
.hero-insight:hover{border-color:#a9c9ee;background:#fff;box-shadow:0 14px 36px rgba(29,74,130,.1)}
.hero-insight .hi-k{color:var(--cyan)}
.hero-insight b{color:var(--text)}
.hero-insight .hi-meta{color:var(--text-3)}
.hero-insight .hi-meta em{color:var(--cyan)}

/* orb */
.ai-orb::before{border-color:rgba(29,111,232,.2)}
.ai-orb::after{border-color:rgba(29,111,232,.14);box-shadow:inset 0 0 60px rgba(61,151,255,.08)}
.ring{border-color:rgba(29,111,232,.2)}
.ring.r1{border-color:rgba(29,111,232,.16)}
.ring.r2{border-color:rgba(29,111,232,.24)}
.ring.r3{border-color:rgba(61,151,255,.2)}
.orb-core{color:#fff;box-shadow:0 0 44px rgba(29,111,232,.3),0 0 90px rgba(61,151,255,.14),inset 0 1px 8px rgba(255,255,255,.45)}
.orb-core small{opacity:.85}
.orb-node{border-color:#c8dcf4;background:rgba(255,255,255,.92);color:var(--text-2);box-shadow:0 8px 20px rgba(29,74,130,.08);backdrop-filter:blur(8px)}
.orb-node::before{background:var(--cyan);box-shadow:none}
.orb-hud{border-top-color:var(--line)}
.orb-hud span{color:var(--text-3)}
.orb-hud b{color:var(--green)}

/* sections */
.section{border-top-color:var(--line)}
.section-head h2{color:#0b1f36}
.section-head p{color:var(--text-3)}
.section-link{color:var(--cyan)}
.stat-strip{border-color:var(--line);background:#fff;box-shadow:0 10px 30px rgba(29,74,130,.05)}
.stat-strip div{border-right-color:var(--line)}
.stat-strip b{color:var(--text)}
.stat-strip span{color:var(--text-3)}

/* solutions */
.solution-card{border-color:var(--line);background:linear-gradient(160deg,#fff,#f7fbff);box-shadow:0 8px 26px rgba(29,74,130,.05)}
.solution-card:hover{border-color:#a9c9ee;box-shadow:0 16px 38px rgba(29,74,130,.1)}
.solution-card::after{background:radial-gradient(closest-side,rgba(61,151,255,.12),transparent)}
.sol-no{color:var(--cyan)}
.sol-ic{border-color:#c8dcf4;background:#f1f8ff;color:var(--cyan)}
.solution-card h3{color:var(--text)}
.solution-card p{color:var(--text-3)}
.sol-tags span{border-color:var(--line);color:var(--text-3);background:#f8fbff}
.sol-arrow{color:var(--cyan)}

/* zbot band */
.zbot-inner{border-color:#c8dcf4;background:linear-gradient(130deg,#fff,#edf6ff);box-shadow:0 18px 46px rgba(29,74,130,.07)}
.zbot-inner::before{background:radial-gradient(closest-side,rgba(61,151,255,.15),transparent)}
.zbot-copy h2{color:#0b1f36}
.zbot-copy p{color:var(--text-2)}
.zbot-points li{color:var(--text-2)}
.zbot-points li::before{background:var(--cyan);box-shadow:none}
.zbot-mock{border-color:var(--line);background:#fff;box-shadow:0 20px 50px rgba(29,74,130,.12)}
.zm-top{background:#f6faff;border-bottom-color:var(--line)}
.zm-dots i{background:#d4e4f5}
.zm-url{color:var(--text-3)}
.zm-live{color:var(--green)}
.zm-head b{color:var(--text)}
.zm-head span{color:var(--text-3)}
.zm-av{background:#e8f2ff;color:var(--cyan)}
.zm-bubble{border-color:var(--line);background:#f8fbff;color:var(--text-2)}
.zm-msg.me .zm-bubble{background:#1d6fe8;border-color:#1d6fe8;color:#fff}
.zm-file{border-color:var(--line);background:#fff}
.zm-file span{color:var(--cyan);border-color:#c8dcf4}
.zm-file b{color:var(--text)}
.zm-file small{color:var(--text-3)}
.zm-foot{border-top-color:var(--line);color:var(--text-3)}
.zm-foot em{color:var(--cyan)}

/* insights */
.insight-card{border-color:var(--line);background:#fff;box-shadow:0 7px 22px rgba(29,74,130,.05)}
.insight-card:hover{border-color:#a9c9ee;box-shadow:0 18px 40px rgba(29,74,130,.1)}
.insight-thumb{background:
  radial-gradient(300px 140px at 20% 20%,rgba(61,151,255,.18),transparent 60%),
  radial-gradient(280px 160px at 88% 80%,rgba(61,151,255,.12),transparent 62%),
  #eef7ff;border-bottom-color:var(--line)}
.insight-thumb::before{background-image:linear-gradient(rgba(29,111,232,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(29,111,232,.08) 1px,transparent 1px)}
.insight-thumb span{color:var(--cyan);border-color:#c8dcf4;background:rgba(255,255,255,.75)}
.insight-thumb b{color:rgba(13,39,66,.16)}
.insight-body .i-meta{color:var(--text-3)}
.insight-body h3{color:var(--text)}
.insight-body p{color:var(--text-3)}
.insight-body .i-more{color:var(--cyan)}

/* about / scope */
.about-copy h2{color:#0b1f36}
.about-copy p{color:var(--text-2)}
.about-values div{border-color:var(--line);background:#fff;box-shadow:0 5px 16px rgba(29,74,130,.04)}
.about-values b{color:var(--text)}
.about-values span{color:var(--text-3)}
.scope-box{border-color:var(--line);background:#fff;box-shadow:0 8px 26px rgba(29,74,130,.05)}
.scope-box .scope-k{color:var(--cyan)}
.scope-box h3{color:var(--text)}
.scope-box p{color:var(--text-2)}
.scope-list li{color:var(--text-2)}
.scope-list li::before{background:var(--cyan)}

/* page hero */
.page-hero h1{color:#0b1f36}
.page-hero p{color:var(--text-2)}
.page-crumb{color:var(--text-3)}
.page-crumb a{color:var(--text-3)}
.page-crumb a:hover{color:var(--cyan)}

/* solutions detail / process */
.solution-detail{border-top-color:var(--line)}
.sd-left h2{color:var(--text)}
.sd-left p{color:var(--text-3)}
.sd-item{border-color:var(--line);background:#fff}
.sd-item b{color:var(--text)}
.sd-item span{color:var(--text-3)}
.sd-tags span{border-color:var(--line);color:var(--text-3);background:#f8fbff}
.process-step{border-color:var(--line);background:#fff;box-shadow:0 5px 16px rgba(29,74,130,.04)}
.process-step span{color:var(--cyan)}
.process-step b{color:var(--text)}
.process-step p{color:var(--text-3)}
.process-step::after{background:var(--line-strong)}

/* contact */
.contact-form{border-color:var(--line);background:#fff;box-shadow:0 12px 32px rgba(29,74,130,.06)}
.field label{color:var(--text-2)}
.field input,.field select,.field textarea{border-color:var(--line-strong);background:#fff;color:var(--text)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#8dbbf0;background:#fff;box-shadow:0 0 0 3px rgba(61,151,255,.1)}
.field input::placeholder,.field textarea::placeholder{color:#9aafc4}
.field select option{background:#fff;color:var(--text)}
.form-note{color:var(--text-3)}
.form-status{border-color:rgba(15,159,117,.25);background:rgba(15,159,117,.06);color:var(--green)}
.contact-block{border-color:var(--line);background:#fff;box-shadow:0 5px 16px rgba(29,74,130,.04)}
.contact-block span{color:var(--text-3)}
.contact-block b{color:var(--text)}
.contact-block p{color:var(--text-3)}

/* article */
.article-head h1{color:#0b1f36}
.article-cover{border-color:var(--line);background:
  radial-gradient(600px 260px at 22% 30%,rgba(61,151,255,.18),transparent 62%),
  radial-gradient(520px 280px at 78% 76%,rgba(61,151,255,.11),transparent 64%),
  #eef7ff}
.article-cover::before{background-image:linear-gradient(rgba(29,111,232,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(29,111,232,.08) 1px,transparent 1px)}
.article-cover span{color:var(--cyan);border-color:#c8dcf4;background:rgba(255,255,255,.75)}
.article-cover b{color:rgba(13,39,66,.12)}
.article-body{color:var(--text-2)}
.article-body h2,.article-body h3{color:var(--text)}
.article-body blockquote{border-left-color:var(--cyan);background:#f2f8ff;color:var(--text-2)}
.article-aside .aside-card{border-color:var(--line);background:#fff;box-shadow:0 5px 16px rgba(29,74,130,.04)}
.aside-card span{color:var(--text-3)}
.aside-card b{color:var(--text)}
.aside-card p{color:var(--text-3)}
.aside-links a{color:var(--text-2);border-bottom-color:var(--line)}

/* CTA */
.cta-band{border-color:#c8dcf4;background:linear-gradient(120deg,#fff,#edf6ff);box-shadow:0 12px 32px rgba(29,74,130,.06)}
.cta-band::before{background:radial-gradient(closest-side,rgba(61,151,255,.13),transparent)}
.cta-band h2{color:#0b1f36}
.cta-band p{color:var(--text-3)}

/* footer */
.site-foot{background:#eaf3ff;border-top-color:#d2e3f5}
.foot-brand p{color:var(--text-3)}
.foot-col h4{color:var(--text-3)}
.foot-col a,.foot-col span{color:var(--text-2)}
.foot-col a:hover{color:var(--cyan)}
.foot-col .foot-strong{color:var(--cyan)}
.foot-col a[href^="mailto"]{color:var(--cyan)}
.foot-grid{border-bottom-color:#d2e3f5}
.foot-legal{color:var(--text-3)}
.foot-legal b{color:var(--text-2)}
.foot-meta{color:var(--text-3)}
.foot-meta a{color:var(--cyan)}
.foot-meta span{color:var(--text-2)}


/* misc */
::selection{background:rgba(61,151,255,.2);color:var(--text)}
@media (max-width:860px){
  .mobile-nav{background:#fff;border-bottom-color:var(--line)}
  .mobile-nav a{color:var(--text-2);border-bottom-color:var(--line)}
}

/* solution samples */
.sample-box{border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 10px 30px rgba(29,74,130,.06);padding:20px 20px 16px}
.sample-box .scope-k{color:var(--cyan)}
.sample-box h3{font-size:15px;margin:8px 0 10px;letter-spacing:-.01em}
.sample-list{display:flex;flex-direction:column}
.sample-row{display:grid;grid-template-columns:22px minmax(0,1fr) auto;gap:8px;align-items:center;padding:9px 0;border-bottom:1px dashed var(--line);transition:color .15s}
.sample-row:last-child{border-bottom:none}
.sample-row:hover b,.sample-row:hover em{color:var(--cyan)}
.sample-no{font-family:var(--mono);font-size:7.5px;color:var(--cyan);letter-spacing:.08em}
.sample-row b{display:block;font-size:10.5px;font-weight:550;color:var(--text)}
.sample-row p{font-size:8.5px;line-height:1.55;color:var(--text-3);margin:1px 0 0}
.sample-row em{font-family:var(--mono);font-style:normal;font-size:10px;color:var(--text-3)}
.sample-more{display:inline-flex;margin-top:10px;font-family:var(--mono);font-size:8px;color:var(--cyan);letter-spacing:.04em}
.samples-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sample-card{position:relative;display:block;border:1px solid var(--line);border-radius:9px;background:#fff;padding:18px 18px 16px;box-shadow:0 7px 22px rgba(29,74,130,.05);transition:border-color .2s,transform .2s,box-shadow .2s}
.sample-card:hover{border-color:#a9c9ee;transform:translateY(-2px);box-shadow:0 16px 36px rgba(29,74,130,.09)}
.sample-card .sample-no{font-family:var(--mono);font-size:7.5px;color:var(--cyan);letter-spacing:.1em}
.sample-card h3{font-size:15px;margin:9px 0 6px;letter-spacing:-.01em}
.sample-card p{font-size:9.5px;line-height:1.7;color:var(--text-3);margin:0 0 12px;min-height:48px}
.sample-card .sol-tags{display:flex;flex-wrap:wrap;gap:5px}
.sample-card .sol-arrow{right:16px;bottom:14px;position:absolute}
.samples-note{font-size:8.5px;line-height:1.7;color:var(--text-3);margin:14px 0 0}
@media (max-width:620px){.samples-grid{grid-template-columns:1fr}}

/* footer record centered + mail icon */
.foot-bottom{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:7px}
.foot-legal{max-width:920px;text-align:center}
.foot-meta{display:flex;align-items:center;justify-content:center;gap:7px;flex-wrap:wrap;white-space:normal;text-align:center}
.foot-sep{color:#a8bdd3;font-family:var(--mono);font-size:7px}
.mail-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid #c8dcf4;border-radius:50%;color:var(--cyan);background:#fff;margin-top:5px;transition:border-color .18s,box-shadow .18s,transform .18s}
.mail-icon:hover{border-color:#8dbbf0;box-shadow:0 6px 18px rgba(29,111,232,.12);transform:translateY(-1px)}
.mail-icon svg{width:14px;height:14px}
.mail-cta{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--cyan);font-weight:500}
.mail-cta svg{width:16px;height:16px}

/* embedded map */
.map-frame{position:relative;height:390px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#eaf4ff;box-shadow:0 14px 36px rgba(29,74,130,.08)}
.map-art{position:absolute;inset:0;width:100%;height:100%;display:block}
.map-frame::after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(245,249,255,.08),transparent 28%,transparent 72%,rgba(245,249,255,.3))}
.map-pin{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;pointer-events:none}
.map-pin i{display:block;width:15px;height:15px;border-radius:50%;background:#e54848;border:2px solid #fff;box-shadow:0 0 0 5px rgba(229,72,72,.14),0 4px 10px rgba(140,20,20,.35)}
.map-pin::before{content:'';position:absolute;left:50%;top:50%;width:32px;height:32px;border-radius:50%;border:1px solid rgba(229,72,72,.45);transform:translate(-50%,-50%);animation:mapPulse 2.4s ease-out infinite}
.map-pin span{position:absolute;left:23px;top:-9px;white-space:nowrap;background:#fff;border:1px solid var(--line);border-radius:4px;padding:3px 7px;font-family:var(--mono);font-size:7.5px;color:var(--text-2);box-shadow:0 5px 14px rgba(29,74,130,.1)}
.map-card{position:absolute;left:18px;bottom:18px;z-index:3;max-width:390px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:8px;padding:12px 14px;box-shadow:0 10px 28px rgba(29,74,130,.12);backdrop-filter:blur(10px)}
.map-card span{font-family:var(--mono);font-size:6.5px;letter-spacing:.12em;color:var(--cyan)}
.map-card b{display:block;font-size:11px;margin:4px 0 3px;color:var(--text)}
.map-card p{font-size:8.5px;line-height:1.6;color:var(--text-3);margin:0}
.map-note{position:absolute;right:14px;bottom:14px;z-index:3;font-family:var(--mono);font-size:6.5px;color:var(--text-3);background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:3px;padding:3px 6px}
@keyframes mapPulse{0%{transform:translate(-50%,-50%) scale(.7);opacity:.8}80%,100%{transform:translate(-50%,-50%) scale(1.8);opacity:0}}
@media (max-width:860px){
  .foot-meta{text-align:center;justify-content:center}
  .map-frame{height:320px}
  .map-card{max-width:calc(100% - 32px);left:16px;bottom:16px}
}

/* tighten home after removing stat strip */
.hero{padding-bottom:72px}
#solutions.section{padding-top:64px}

/* 得令 directly under hero */
.hero + .zbot-band{padding-top:24px}

/* footer mail: icon + address */
.foot-col a.mail-link{
  display:inline-flex;align-items:center;gap:8px;margin:6px 0 0;padding:0;
  color:var(--cyan);font-size:10px;letter-spacing:.01em;line-height:1.2;
}
.foot-col a.mail-link:hover{color:#1559b8}
.foot-col a.mail-link .mail-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;margin:0;flex:0 0 auto;color:inherit;
}
.foot-col a.mail-link .mail-icon svg{width:14px;height:14px;display:block}
.foot-col a.mail-link .mail-text{
  display:inline-block;margin:0;color:inherit;
  font-family:var(--mono);font-size:10px;letter-spacing:.02em;white-space:nowrap;
}

/* =========================================================
   Homepage — slogan-led redesign
   ========================================================= */
.home-hero{
  position:relative;overflow:hidden;padding:150px 0 72px;
  background:
    radial-gradient(760px 520px at 84% 18%,rgba(47,140,255,.14),transparent 66%),
    radial-gradient(520px 380px at 4% 6%,rgba(201,86,63,.045),transparent 62%),
    linear-gradient(180deg,#f8fcff 0%,#f1f8ff 100%);
  border-bottom:1px solid var(--line);
}
.home-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(29,111,232,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(29,111,232,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 92%);
}
.home-hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.12fr) 430px;
  gap:46px;align-items:center;
}
.home-hero-copy{min-width:0}
.home-kicker{
  display:flex;align-items:center;gap:10px;
  font:9px/1.5 var(--mono);letter-spacing:.09em;color:#6d88a0;
}
.home-kicker span{width:7px;height:7px;border-radius:50%;background:#C9563F;box-shadow:0 0 0 4px rgba(201,86,63,.1)}
.home-title{
  margin:24px 0 18px;font-size:86px;line-height:1.02;letter-spacing:-.06em;
  font-weight:600;color:#0B2038;
}
.home-title span{display:block}
.home-title .accent{color:#1D6FE8}
.home-sub{
  margin:0 0 20px;font-size:21px;line-height:1.6;letter-spacing:-.01em;color:#496781;
}
.home-sub em{font-style:normal;color:#1D5FA8;font-weight:500}
.home-lead{width:100%;max-width:610px;margin:0 0 30px;font-size:14px;line-height:1.95;color:#5B7893}
.home-actions{display:flex;gap:10px;flex-wrap:wrap}
.home-meta{
  display:grid;grid-template-columns:1fr 1fr 1.25fr;gap:18px;
  max-width:620px;margin-top:42px;padding-top:18px;border-top:1px solid rgba(29,111,232,.16);
}
.home-meta span{display:block;font:7px/1.4 var(--mono);letter-spacing:.14em;color:#8AA1B5;margin-bottom:6px}
.home-meta b{font-size:10px;font-weight:500;color:#284764}

.home-emblem{justify-self:end;display:flex;flex-direction:column;align-items:center;gap:18px}
.emblem{position:relative;width:390px;height:390px;border-radius:50%}
.emblem::before{
  content:"";position:absolute;inset:20%;border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,255,255,.95),rgba(226,241,255,.55) 62%,transparent 72%);
  box-shadow:0 30px 80px rgba(29,74,130,.08);
}
.em-ring{position:absolute;border-radius:50%;border:1px solid rgba(29,111,232,.18)}
.em-ring.r1{inset:8px;border-color:rgba(29,111,232,.13)}
.em-ring.r2{inset:48px;border-style:dashed;border-color:rgba(29,111,232,.22);animation:emSpin 38s linear infinite}
.em-ring.r3{inset:92px;border-color:rgba(201,86,63,.16)}
@keyframes emSpin{to{transform:rotate(360deg)}}
.em-axis{position:absolute;left:50%;top:50%;width:172px;height:1px;background:linear-gradient(90deg,rgba(29,111,232,.34),transparent);transform:translate(18px,-50%)}
.emblem img{position:absolute;left:50%;top:50%;width:150px;height:150px;transform:translate(-50%,-50%);z-index:2}
.em-label{
  position:absolute;z-index:3;display:inline-flex;align-items:center;justify-content:center;
  min-width:30px;height:24px;padding:0 9px;border:1px solid #d6e6f5;border-radius:999px;
  background:rgba(255,255,255,.92);box-shadow:0 6px 16px rgba(29,74,130,.07);
  font-size:10px;color:#355a7c;letter-spacing:.08em;
}
.em-label::before{content:"";width:4px;height:4px;border-radius:50%;background:#5EC8FF;margin-right:5px}
.em-label.e1{left:50%;top:4px;transform:translateX(-50%)}
.em-label.e2{right:2px;top:50%;transform:translateY(-50%)}
.em-label.e3{left:50%;bottom:4px;transform:translateX(-50%)}
.em-label.e4{left:2px;top:50%;transform:translateY(-50%)}
.em-dot{position:absolute;right:70px;top:108px;width:8px;height:8px;border-radius:50%;background:#C9563F;box-shadow:0 0 0 5px rgba(201,86,63,.09)}
.em-caption{display:flex;align-items:center;gap:10px;font:8px/1.4 var(--mono);letter-spacing:.12em;color:#8AA1B5}
.em-caption b{font-family:"PingFang SC",sans-serif;font-size:10px;font-weight:500;letter-spacing:.16em;color:#496781}
.em-caption span:last-child{color:#A2B6C8}

/* four movements */
.home-axis{padding:70px 0 78px;background:#fff;border-bottom:1px solid var(--line)}
.axis-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:32px}
.axis-head h2{font-size:36px;line-height:1.2;letter-spacing:-.03em;margin:13px 0 0;font-weight:600;color:#0B2038}
.axis-head p{max-width:440px;margin:0;font-size:11px;line-height:1.9;color:#718AA1;text-align:right;letter-spacing:.02em}
.axis-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.axis-item{position:relative;padding:24px 24px 12px;border-right:1px solid var(--line)}
.axis-item:last-child{border-right:0}
.axis-index{font:8px/1 var(--mono);letter-spacing:.12em;color:#C9563F}
.axis-char{display:block;font-size:64px;line-height:1;font-weight:500;color:#0B2E4F;margin:12px 0 18px;letter-spacing:-.04em}
.axis-item h3{font-size:14px;line-height:1.5;margin:0 0 7px;font-weight:600;color:#203D58}
.axis-item p{font-size:10.5px;line-height:1.85;color:#718AA1;margin:0;max-width:230px}

/* zbot placement */
.home-zbot{padding:34px 0 0;border-top:0;background:linear-gradient(180deg,#f7fbff,#fff)}

/* solutions */
.home-solutions{padding:72px 0 80px;background:#f2f8fe;border-bottom:1px solid var(--line)}
.home-solutions .section-head{margin-bottom:28px}
.hs-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hs-card{
  position:relative;display:block;min-height:168px;padding:24px 28px 22px;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  box-shadow:0 7px 22px rgba(29,74,130,.04);transition:border-color .2s,transform .2s,box-shadow .2s;
}
.hs-card:hover{border-color:#a9c9ee;transform:translateY(-2px);box-shadow:0 16px 36px rgba(29,74,130,.09)}
.hs-no{font:7.5px/1 var(--mono);letter-spacing:.12em;color:#1D6FE8}
.hs-card h3{font-size:19px;line-height:1.3;margin:16px 0 7px;font-weight:600;color:#0B2038;letter-spacing:-.02em}
.hs-card p{font-size:10.5px;line-height:1.8;color:#718AA1;margin:0;max-width:410px}
.hs-arrow{position:absolute;right:24px;bottom:20px;font-size:13px;color:#1D6FE8}

/* company */
.home-company{padding:82px 0 86px;background:#fff}
.hc-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:72px;align-items:start}
.hc-copy h2{font-size:40px;line-height:1.18;letter-spacing:-.04em;margin:14px 0 18px;font-weight:600;color:#0B2038}
.hc-copy p{max-width:590px;font-size:11.5px;line-height:2;color:#607D97;margin:0 0 10px}
.hc-copy .hero-actions{margin-top:24px}
.hc-facts{border-top:1px solid var(--line)}
.hc-facts>div{padding:16px 0 15px;border-bottom:1px solid var(--line)}
.hc-facts span{display:block;font:7px/1.4 var(--mono);letter-spacing:.14em;color:#8AA1B5;margin-bottom:7px}
.hc-facts b{display:block;font-size:11.5px;line-height:1.8;font-weight:500;color:#294864}
.hc-link a{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;color:#1D6FE8;margin-top:2px}
.hc-link i{font-style:normal;font-size:12px}
.hc-link a:hover{gap:12px}

/* close */
.home-close{position:relative;overflow:hidden;padding:64px 0 46px;background:#071D33;color:#fff}
.home-close::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 360px at 85% 12%,rgba(47,140,255,.22),transparent 68%),
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:auto,64px 64px,64px 64px;
  pointer-events:none;
}
.home-close .container{position:relative;z-index:2}
.close-top{display:flex;justify-content:space-between;align-items:center;font:7.5px/1.4 var(--mono);letter-spacing:.16em;color:#7FA6C6}
.home-close h2{font-size:58px;line-height:1.08;letter-spacing:-.05em;margin:34px 0 8px;font-weight:600}
.home-close h2 span{color:#8CC8FF}
.home-close p{font-size:15px;line-height:1.7;color:#B7D5EB;margin:0 0 26px}
.close-actions{display:flex;gap:10px;flex-wrap:wrap}
.home-close .btn-primary{background:linear-gradient(115deg,#3D97FF,#1D6FE8 72%);box-shadow:0 8px 24px rgba(29,111,232,.3)}
.close-outline{background:transparent;border:1px solid rgba(255,255,255,.28);color:#fff}
.close-outline:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5)}
.close-foot{display:flex;justify-content:space-between;gap:20px;margin-top:46px;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);font:8px/1.5 var(--mono);letter-spacing:.1em;color:#7FA6C6}

@media (max-width:1100px){
  .home-hero{padding:132px 0 58px}
  .home-hero-inner{grid-template-columns:1fr;gap:30px}
  .home-title{font-size:76px}
  .home-emblem{justify-self:start;margin-left:2px}
  .emblem{width:330px;height:330px}
  .emblem img{width:126px;height:126px}
  .home-meta{max-width:680px}
  .axis-grid{grid-template-columns:1fr 1fr}
  .axis-item:nth-child(2){border-right:0}
  .axis-item:nth-child(3),.axis-item:nth-child(4){border-top:1px solid var(--line)}
  .hc-grid{grid-template-columns:1fr;gap:34px}
  .hc-facts{max-width:680px}
}
@media (max-width:760px){
  .home-hero{padding:112px 0 46px}
  .home-title{font-size:52px}
  .home-sub{font-size:17px}
  .home-lead{font-size:12px}
  .home-kicker{font-size:7.5px;line-height:1.7;align-items:flex-start}
  .home-kicker span{margin-top:4px;flex:0 0 auto}
  .home-emblem{width:100%;align-items:flex-start}
  .emblem{width:280px;height:280px;margin:0 auto}
  .emblem img{width:108px;height:108px}
  .em-label{height:22px;font-size:9px}
  .em-label.e2{right:-2px}.em-label.e4{left:-2px}
  .home-meta{grid-template-columns:1fr 1fr;gap:12px;margin-top:30px}
  .home-meta div:last-child{grid-column:1/-1}
  .home-emblem{justify-self:center}
  .axis-head{display:block}
  .axis-head p{text-align:left;margin-top:14px;max-width:none}
  .axis-head h2{font-size:30px}
  .axis-item{padding:20px 16px 10px}
  .axis-char{font-size:52px}
  .hs-grid{grid-template-columns:1fr}
  .home-close h2{font-size:40px}
  .close-top span:last-child{display:none}
  .close-foot{display:block;line-height:2}
  .close-foot span{display:block}
  .hc-copy h2{font-size:32px}
  .home-solutions,.home-axis,.home-company{padding-top:54px;padding-bottom:56px}
}

/* claim-driven hero refinement */
.home-slogan-small{
  display:flex;align-items:center;gap:9px;margin:0 0 16px;
  font:10px/1.7 var(--mono);letter-spacing:.05em;color:#7690A8;
}
.home-slogan-small::before{content:"";width:18px;height:1px;background:#C9563F;flex:0 0 auto}
.home-title{font-size:68px;margin-top:22px;margin-bottom:14px}
.home-sub{font-size:17.5px;margin-bottom:14px;line-height:1.7}
.home-lead{font-size:13.5px;line-height:1.95;max-width:620px}
.home-actions{margin-top:26px}
.home-hero{padding-bottom:64px}
.close-slogan{font:10px/1.7 var(--mono)!important;letter-spacing:.06em;color:#8FB3CD!important;margin:0 0 26px!important}
.home-close h2{font-size:52px}
@media (max-width:1100px){
  .home-title{font-size:60px}
}
@media (max-width:760px){
  .home-title{font-size:42px}
  .home-slogan-small{font-size:8px;line-height:1.8;align-items:flex-start}
  .home-slogan-small::before{margin-top:5px}
  .home-sub{font-size:15px}
  .home-close h2{font-size:36px}
  .close-slogan{font-size:8.5px!important}
}

/* brand film */
.home-film{padding:62px 0 70px;background:#f3f9ff;border-bottom:1px solid var(--line)}
.film-wrap{max-width:1120px}
.film-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:18px}
.film-head h2{font-size:27px;line-height:1.3;letter-spacing:-.03em;margin:10px 0 0;font-weight:600;color:#0b2038}
.film-meta{font:8px/1.7 var(--mono);letter-spacing:.12em;color:#8aa1b5;text-align:right;white-space:nowrap}
.film-meta span{color:#a1b4c5}
.film-frame{position:relative;aspect-ratio:16/9;background:#071d33;border-radius:11px;overflow:hidden;box-shadow:0 24px 58px rgba(25,62,102,.16);border:1px solid #cfe2f4}
.film-frame video{display:block;width:100%;height:100%;object-fit:cover;background:#071d33}
.film-frame::after{content:"";position:absolute;inset:0;border-radius:10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);pointer-events:none}
.film-cap{display:flex;justify-content:space-between;gap:20px;padding:11px 2px 0;font:7.5px/1.5 var(--mono);letter-spacing:.1em;color:#92a7ba}
.film-cap span:first-child{color:#496781}
@media (max-width:760px){
  .home-film{padding:44px 0 50px}
  .film-head{display:block;margin-bottom:14px}
  .film-head h2{font-size:22px}
  .film-meta{text-align:left;margin-top:10px}
  .film-cap{display:block;line-height:1.9}
  .film-cap span{display:block}
}

.zbot-domain{display:inline-block;margin-top:10px;font:8px/1 var(--mono);letter-spacing:.12em;color:#8aa1b5}

.product-mark{width:54px;height:54px;display:block;margin-bottom:12px}

/* =========================================================
   交付层增强：可访问性 / 移动菜单 / 无 JS 兜底
   （以上为原型样式基线，以下为部署版补充）
   ========================================================= */

.skip-link{
  position:absolute;left:8px;top:-64px;z-index:100;
  display:inline-flex;align-items:center;height:40px;padding:0 16px;
  border-radius:8px;background:#0B2E4F;color:#fff;font-size:12px;
  box-shadow:0 10px 24px rgba(11,46,79,.25);transition:top .18s ease;
}
.skip-link:focus{top:8px;outline:2px solid #8CC8FF;outline-offset:2px}

:where(a,button,summary,[tabindex]):focus-visible{
  outline:2px solid #1D6FE8;outline-offset:3px;border-radius:4px;
}
.btn:focus-visible,.menu-btn:focus-visible{outline-offset:2px;border-radius:8px}
.mobile-nav a:focus-visible{outline-offset:0}

.menu-btn .icon-close{display:none}
.menu-btn[aria-expanded="true"] .icon-menu{display:none}
.menu-btn[aria-expanded="true"] .icon-close{display:block}
.menu-btn svg{display:block}

.nav-backdrop{display:none}

@media (max-width:860px){
  body.nav-open{overflow:hidden}
  .site-head.nav-open{
    background:rgba(255,255,255,.98);
    border-bottom-color:var(--line);
    backdrop-filter:blur(18px);
  }
  .nav-backdrop{
    display:block;position:fixed;left:0;right:0;top:76px;bottom:0;z-index:48;
    background:rgba(7,29,51,.34);backdrop-filter:blur(2px);
    animation:navFade .18s ease-out;
  }
  .nav-backdrop[hidden]{display:none}
  .mobile-nav{z-index:49;max-height:calc(100vh - 76px);overflow-y:auto}
  .mobile-nav:focus{outline:none}
  .mobile-nav a.active{color:var(--cyan)}
  .mobile-nav a.mobile-contact{color:var(--cyan);font-family:var(--mono);font-size:10px;letter-spacing:.04em}
  @keyframes navFade{from{opacity:0}to{opacity:1}}
}

/* 无 JavaScript 时：移动端仍能看到导航，页面不至于无路可走 */
@media (max-width:860px){
  html:not(.js) .site-head{
    position:static;height:auto;display:block;padding:10px 0 14px;background:#fff;
    border-bottom:1px solid var(--line);backdrop-filter:none;
  }
  html:not(.js) .head-inner{min-height:56px}
  html:not(.js) .site-nav{display:none}
  html:not(.js) .menu-btn{display:none}
  html:not(.js) .mobile-nav{
    display:flex;position:static;flex-direction:row;flex-wrap:wrap;gap:8px 12px;
    padding:2px 16px 0;background:transparent;border:0;backdrop-filter:none;
  }
  html:not(.js) .mobile-nav a{
    padding:0;border:0;font:11.5px/1.9 var(--sans);color:var(--text-2);
  }
  html:not(.js) .mobile-nav a.mobile-contact{font-family:var(--sans);font-size:12px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .nav-backdrop{animation:none}
  .skip-link,.btn,.hs-card,.sample-card,.insight-card,.solution-card{transition:none}
}

/* 超窄屏（≤360，如 iPhone SE 一代）的收尾保护 */
@media (max-width:360px){
  .home-title{font-size:36px}
  .home-solutions .section-head h2,
  .hc-copy h2{font-size:27px}
  .em-axis{display:none}
  .page-hero h1{font-size:30px}
}

/* 行业洞察 Featured 卡：桌面跨两列，单列断点必须回到 1 列，
   否则 span 2 会生成隐式第二列，导致移动端卡片只占半屏 */
.insight-card.is-featured{grid-column:span 2}
@media (max-width:620px){
  .insight-card.is-featured{grid-column:auto}
}