:root{
  --violet:#7c3aed;--violet-d:#6d28d9;--violet-l:#8b5cf6;--violet-ll:#a78bfa;--violet-lll:#c4b5fd;
  --violet-bg:#f5f3ff;--violet-bg2:#ede9fe;
  --ink:#1e1b2e;--ink-2:#52516b;--ink-3:#9b9ab0;
  --line:#ece8fb;--card:#fff;
  --dark:#1a1033;--dark-2:#241544;
  --shadow:0 14px 44px rgba(124,58,237,.14);
  --shadow-sm:0 4px 18px rgba(124,58,237,.08);
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}

/* nav */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1240px;margin:0 auto;padding:12px 28px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--violet-l),var(--violet-d));display:grid;place-items:center;box-shadow:0 6px 16px rgba(124,58,237,.4)}
.brand-txt b{font-size:18px;font-weight:900;display:block;line-height:1.1}
.brand-txt i{font-size:9px;color:var(--ink-3);font-style:normal;letter-spacing:.5px;text-transform:uppercase}
.nav-search{flex:1;max-width:360px;position:relative}
.nav-search input{width:100%;padding:9px 38px 9px 16px;border:1px solid var(--line);border-radius:20px;font-size:13px;font-family:inherit;background:var(--violet-bg)}
.nav-search input:focus{outline:none;border-color:var(--violet-ll)}
.nav-search span{position:absolute;right:14px;top:50%;transform:translateY(-50%);opacity:.5;font-size:13px}
.nav-links{margin-left:auto;display:flex;gap:16px;align-items:center}
.nl{font-size:13.5px;color:var(--ink-2);font-weight:500}
.nl:hover{color:var(--violet-d)}
.btn-primary{padding:9px 22px;border-radius:9px;background:linear-gradient(135deg,var(--violet-l),var(--violet-d));color:#fff;font-weight:700;box-shadow:0 8px 18px rgba(124,58,237,.32);transition:.2s;font-size:14px}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 11px 24px rgba(124,58,237,.45)}
.btn-primary.sm{padding:8px 18px;font-size:13px}

/* hero */
.hero{position:relative;background:linear-gradient(135deg,#1a1033,#2a1854 55%,#1f1240);color:#fff;overflow:hidden;padding:70px 28px 120px}
.hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(167,139,250,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(167,139,250,.08) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(120% 100% at 50% 0%,#000,transparent 75%)}
.hero-glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5}
.hero-glow.g1{width:480px;height:480px;background:#7c3aed;top:-120px;right:6%}
.hero-glow.g2{width:380px;height:380px;background:#a78bfa;bottom:-120px;left:0}
.hero-inner{position:relative;max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1fr 1.05fr;gap:30px;align-items:center;z-index:2}
.hero-pill{display:inline-block;background:rgba(167,139,250,.18);border:1px solid rgba(167,139,250,.35);color:#d6c8ff;padding:7px 16px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:22px}
.hero-title{font-size:56px;font-weight:900;line-height:1.16;letter-spacing:-1px;background:linear-gradient(120deg,#fff,#d6c8ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-desc{margin-top:20px;color:#c3bbe0;font-size:16.5px}
.hero-btns{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.cta-btn{display:inline-flex;align-items:center;gap:9px;padding:15px 30px;border-radius:12px;background:linear-gradient(135deg,var(--violet-l),var(--violet-d));color:#fff;font-weight:700;font-size:15.5px;box-shadow:0 12px 30px rgba(124,58,237,.5);transition:.25s}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(124,58,237,.6)}
.cta-btn .arrow{transition:.25s}.cta-btn:hover .arrow{transform:translateX(5px)}
.cta-btn.sm{padding:12px 24px;font-size:14px}
.cta-ghost{display:inline-flex;align-items:center;padding:15px 30px;border-radius:12px;border:1.5px solid rgba(255,255,255,.3);color:#fff;font-weight:600;font-size:15.5px;transition:.2s}
.cta-ghost:hover{background:rgba(255,255,255,.1)}
.cta-ghost.sm{padding:12px 24px;font-size:14px}
.hero-tags{display:flex;gap:18px;margin-top:32px;flex-wrap:wrap}
.hero-tags span{font-size:13.5px;color:#b6abda}

/* hero visual / robot */
.hero-visual{position:relative;height:440px;display:flex;align-items:center;justify-content:center}
.robot{width:300px;filter:drop-shadow(0 20px 50px rgba(124,58,237,.6));animation:floatR 4s ease-in-out infinite;z-index:3}
@keyframes floatR{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.robot-ring{position:absolute;bottom:60px;width:260px;height:60px;border-radius:50%;background:radial-gradient(ellipse,rgba(167,139,250,.5),transparent 70%);z-index:1}
.float-card{position:absolute;background:rgba(42,24,84,.6);border:1px solid rgba(167,139,250,.3);backdrop-filter:blur(10px);border-radius:14px;padding:14px 16px;width:150px;z-index:4;animation:floatC 5s ease-in-out infinite}
.float-card .fc-ico{font-size:22px}
.float-card b{display:block;font-size:14px;margin:6px 0 4px}
.float-card p{font-size:10.5px;color:#b6abda;line-height:1.5}
.fc-tl{top:10px;left:-10px;animation-delay:0s}
.fc-tr{top:30px;right:-10px;animation-delay:1.2s}
.fc-bl{bottom:60px;left:-20px;animation-delay:.6s}
.fc-br{bottom:40px;right:-20px;animation-delay:1.8s}
@keyframes floatC{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-dock{position:absolute;right:20px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;z-index:5}
.dock-btn{background:rgba(255,255,255,.1);border:1px solid rgba(167,139,250,.3);border-radius:12px;padding:9px;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:16px;cursor:pointer;transition:.2s}
.dock-btn span{font-size:9px;color:#c3bbe0}
.dock-btn:hover{background:rgba(167,139,250,.25)}

/* sections */
.section{max-width:1240px;margin:0 auto;padding:72px 28px}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:38px}
.sec-head h2{font-size:30px;font-weight:900}
.sec-head p{color:var(--ink-3);margin-top:6px;font-size:15px}

.func-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.func-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;box-shadow:var(--shadow-sm);transition:.25s}
.func-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--violet-ll)}
.fc-icon{width:54px;height:54px;border-radius:15px;background:linear-gradient(135deg,var(--violet-bg2),#fff);display:grid;place-items:center;font-size:25px;border:1px solid var(--line);margin-bottom:14px}
.func-card h3{font-size:16px;margin-bottom:8px}
.func-card p{font-size:12px;color:var(--ink-2);line-height:1.7;min-height:42px}
.more{display:inline-block;margin-top:12px;color:var(--violet-d);font-weight:700;font-size:13px}
.more:hover{letter-spacing:.5px}

/* industry */
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ind-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.25s}
.ind-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.ind-img{height:140px;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end;padding:14px}
.ind-img span{width:48px;height:48px;border-radius:13px;background:rgba(255,255,255,.95);display:grid;place-items:center;font-size:24px;box-shadow:0 6px 16px rgba(0,0,0,.15)}
.ind-card h3{font-size:17px;margin:16px 18px 8px}
.ind-card p{font-size:12.5px;color:var(--ink-2);margin:0 18px;line-height:1.7}
.ind-card .more{margin:10px 18px 18px}

/* case */
.case-sec{background:linear-gradient(180deg,#faf8ff,#fff);border-radius:24px}
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:.25s;position:relative;overflow:hidden}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.case-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.case-logo{width:42px;height:42px;border-radius:12px;background:var(--violet-bg2);display:grid;place-items:center;font-size:22px}
.badge{font-size:11px;font-weight:600;padding:3px 10px;border-radius:8px;background:var(--violet-bg2);color:var(--violet-d)}
.case-card h4{font-size:15.5px;margin-bottom:8px}
.case-card p{font-size:12.5px;color:var(--ink-2);line-height:1.7;min-height:60px}
.case-stat{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.case-stat b{font-size:30px;font-weight:900;color:var(--violet-d);display:block}
.case-stat span{font-size:12px;color:var(--ink-3)}

/* capability */
.cap-layout{display:grid;grid-template-columns:.85fr 1.4fr .85fr;gap:24px;align-items:stretch}
.cap-feats{display:flex;flex-direction:column;gap:16px;justify-content:center}
.cf{display:flex;gap:13px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow-sm)}
.cf-ico{width:42px;height:42px;border-radius:12px;background:var(--violet-bg2);display:grid;place-items:center;font-size:20px;flex-shrink:0}
.cf b{font-size:15px}.cf p{font-size:12px;color:var(--ink-2)}
.cap-arch{background:linear-gradient(160deg,#fff,#f8f6ff);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;justify-content:center}
.arch-layer{display:flex;align-items:center;gap:14px}
.al-name{width:80px;font-size:13px;font-weight:800;color:var(--violet-d);flex-shrink:0}
.al-tags{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.al-tags i{font-style:normal;background:var(--violet-bg);border:1px solid var(--line);color:var(--violet-d);font-size:12.5px;font-weight:600;padding:8px 14px;border-radius:9px;flex:1;text-align:center;min-width:70px}
.cap-stats{display:flex;flex-direction:column;gap:16px;justify-content:center}
.cs{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow-sm);text-align:left}
.cs-ico{font-size:20px}
.cs b{display:block;font-size:24px;font-weight:900;color:var(--violet-d);margin:4px 0 2px}
.cs i{font-size:12px;color:var(--ink-3);font-style:normal}

/* API */
.api-sec{background:linear-gradient(135deg,#1a1033,#2a1854);color:#fff;padding:54px 28px;margin-top:20px}
.api-inner{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1fr 1.1fr 1.1fr;gap:30px;align-items:center}
.api-left h2{font-size:26px;font-weight:900}
.api-left p{color:#c3bbe0;margin:8px 0 20px;font-size:14.5px}
.api-btns{display:flex;gap:12px;flex-wrap:wrap}
.api-mid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.api-feat{background:rgba(255,255,255,.08);border:1px solid rgba(167,139,250,.25);border-radius:13px;padding:16px 8px;text-align:center;font-size:12.5px;font-weight:600}
.api-feat span{display:block;font-size:24px;margin-bottom:6px}
.api-right .partners-title{font-size:13px;color:#b6abda;margin-bottom:12px}
.partners{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.partners span{background:rgba(255,255,255,.95);color:#3a2a5c;border-radius:9px;padding:11px 6px;text-align:center;font-size:12px;font-weight:700}

.footer{background:#140b29;color:#9b8fc4;text-align:center;padding:26px}
.footer p{font-size:13px}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

@media(max-width:1000px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{height:380px}
  .hero-title{font-size:42px}
  .hero-dock{display:none}
  .nav-search{display:none}
  .func-grid{grid-template-columns:repeat(3,1fr)}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .cap-layout{grid-template-columns:1fr}
  .cap-stats{flex-direction:row;flex-wrap:wrap}.cs{flex:1;min-width:120px}
  .api-inner{grid-template-columns:1fr}
}
@media(max-width:560px){
  .func-grid{grid-template-columns:repeat(2,1fr)}
  .industry-grid,.case-grid{grid-template-columns:1fr}
  .hero-title{font-size:34px}
  .sec-head h2{font-size:23px}
  .float-card{width:120px;padding:10px}
  .robot{width:220px}
  .api-mid,.partners{grid-template-columns:repeat(2,1fr)}
}