:root{
  --bg0:#070A12;
  --bg1:#0C1324;
  --ink:#EAF0FF;
  --muted:#A9B6D6;
  --muted2:#7F8BB0;
  --line:rgba(255,255,255,.12);
  --glass:rgba(14, 20, 40, .48);
  --glass2:rgba(9, 12, 24, .35);
  --brand:#67F1C2;
  --brand2:#84A0FF;
  --hot:#FF4D8D;
  --warn:#FFC56B;
  --shadow: 0 22px 60px rgba(0,0,0,.42);
  --radius: 22px;
  --radius2: 16px;
  --container: min(1120px, calc(100% - 40px));
  --serif: "Noto Serif SC", "Songti SC", serif;
  --body: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --display: "ZCOOL XiaoWei", var(--serif);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(103,241,194,.16), transparent 60%),
    radial-gradient(900px 540px at 110% 10%, rgba(132,160,255,.14), transparent 55%),
    radial-gradient(900px 520px at 40% 110%, rgba(255,77,141,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}
html.no-scroll, html.no-scroll body{overflow:hidden}

a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}

.container{width:var(--container); margin:0 auto}

.skip-link{
  position:absolute; left:-9999px; top:0;
  background:var(--ink); color:#0A0F20;
  padding:10px 12px; border-radius:12px;
}
.skip-link:focus{left:16px; top:14px; z-index:99}

/* Glass helper */
[data-glass]{
  background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
  border:1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(120%);
}

/* Topbar */
.topbar{
  position:sticky; top:0; z-index:50;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:18px; padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:12px;
  min-width: 240px;
}
.brand__mark{
  width:42px; height:42px;
  border-radius:14px;
  display:grid; place-items:center;
  font-family:var(--display);
  font-size:22px;
  color:#041018;
  background:
    radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,0) 60%),
    linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 14px 28px rgba(103,241,194,.14), 0 18px 44px rgba(132,160,255,.12);
}
.brand__text{display:flex; flex-direction:column; line-height:1.05}
.brand__text strong{
  font-family:var(--serif);
  font-weight:700;
  letter-spacing:.2px;
  font-size:14px;
}
.brand__text em{
  font-style:normal;
  color:var(--muted2);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
}

.nav{
  display:flex; align-items:center; gap:18px;
}
.nav a{
  color:rgba(234,240,255,.86);
  font-size:13px;
  letter-spacing:.02em;
  padding:10px 10px;
  border-radius:12px;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.nav a:hover{
  background:rgba(255,255,255,.06);
  transform: translateY(-1px);
  color:rgba(234,240,255,1);
}
.nav__cta{
  padding:10px 14px !important;
  background: linear-gradient(135deg, rgba(103,241,194,.22), rgba(132,160,255,.18));
  border:1px solid rgba(255,255,255,.12);
}

.nav-toggle{
  display:none;
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  backdrop-filter: blur(10px);
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:18px; height:2px;
  background:rgba(234,240,255,.9);
  margin:5px auto;
  border-radius:99px;
  transition: transform .18s ease, opacity .18s ease;
}

/* Hero */
.hero{position:relative; padding:72px 0 40px}
.hero__bg{
  position:absolute; inset:-120px 0 -80px;
  pointer-events:none;
}
.mesh{
  position:absolute; inset:0;
  background:
    radial-gradient(700px 520px at 15% 25%, rgba(103,241,194,.20), transparent 60%),
    radial-gradient(620px 460px at 85% 28%, rgba(132,160,255,.18), transparent 58%),
    radial-gradient(520px 420px at 65% 85%, rgba(255,77,141,.13), transparent 62%);
  filter: blur(10px);
  opacity:.95;
}
.grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(520px 360px at 50% 30%, rgba(0,0,0,1), rgba(0,0,0,0));
  opacity:.55;
}
.particles{
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='260' height='260' filter='url(%23n)' opacity='.24'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  opacity:.25;
  animation: drift 10s linear infinite;
}
@keyframes drift{
  from{transform: translate3d(0,0,0)}
  to{transform: translate3d(-60px, -28px, 0)}
}

.hero__inner{
  position:relative;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:26px;
  align-items:start;
}
.hero__copy{padding-right:10px}
.kicker{
  display:flex; align-items:center; gap:10px;
  color:rgba(234,240,255,.86);
  margin:0 0 18px;
  font-size:13px;
}
.kicker__tag{
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(103,241,194,.35);
  background: rgba(103,241,194,.10);
  color: rgba(234,240,255,.92);
}
.kicker__dot{
  width:6px; height:6px;
  border-radius:99px;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(103,241,194,.12);
}
.hero__title{
  margin:0 0 14px;
  font-family: var(--serif);
  font-weight:700;
  font-size: clamp(30px, 4.2vw, 54px);
  letter-spacing: .02em;
  line-height: 1.12;
}
.hero__title strong{
  background: linear-gradient(135deg, rgba(103,241,194,1), rgba(132,160,255,1));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  text-shadow: 0 18px 40px rgba(103,241,194,.12);
}
.hero__titleLine{display:block; margin-top:10px}
.hero__desc{
  margin:0 0 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
  max-width: 54ch;
}
.hero__actions{display:flex; gap:12px; flex-wrap:wrap; margin-bottom:22px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding:12px 16px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: rgba(234,240,255,.92);
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
  user-select:none;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
  box-shadow: 0 18px 40px rgba(0,0,0,.25);
}
.btn--primary{
  background: linear-gradient(135deg, rgba(103,241,194,.92), rgba(132,160,255,.92));
  color:#07111E;
  border-color: rgba(255,255,255,.20);
}
.btn--primary:hover{
  box-shadow: 0 22px 56px rgba(103,241,194,.16), 0 22px 56px rgba(132,160,255,.12);
}
.btn--ghost{background: rgba(10, 14, 28, .30)}
.btn--full{width:100%}

.linkButton{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.14);
  background: linear-gradient(135deg, rgba(103,241,194,.14), rgba(132,160,255,.12));
  color: var(--hot);
  font-weight:650;
  letter-spacing:.01em;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.linkButton strong{font-weight:750}
.linkButton__sep{opacity:.7}
.linkButton__icon{
  width:26px; height:26px;
  border-radius: 12px;
  display:grid; place-items:center;
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
}
.linkButton:hover{
  transform: translateY(-1px);
  border-color: rgba(103,241,194,.40);
  background: linear-gradient(135deg, rgba(103,241,194,.22), rgba(132,160,255,.18));
  box-shadow: 0 18px 44px rgba(0,0,0,.26);
  text-decoration: underline;
  text-decoration-color: rgba(103,241,194,.45);
  text-underline-offset: 4px;
}

.hero__metrics{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:12px;
  margin:0;
  padding:0;
}
.metric{
  padding:14px 14px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.metric dt{
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: rgba(234,240,255,.78);
  margin-bottom:8px;
}
.metric dd{
  margin:0;
  color: var(--muted);
  font-size:13px;
  line-height:1.5;
}

.hero__panel{padding-top: 10px}
.panel__card{
  border-radius: var(--radius);
  padding:18px 18px 16px;
  border:1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(420px 260px at 20% 15%, rgba(103,241,194,.18), transparent 60%),
    radial-gradient(380px 240px at 90% 20%, rgba(132,160,255,.14), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(120%);
  position:relative;
  overflow:hidden;
}
.panel__card::after{
  content:"";
  position:absolute; inset:-2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='.22'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  opacity:.35;
  pointer-events:none;
}
.panel__header{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px;
  position:relative;
}
.panel__chip{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  font-size:12px;
  letter-spacing:.08em;
}
.panel__time{color:var(--muted2); font-size:12px; letter-spacing:.04em}
.panel__rows{margin-top:14px; display:grid; gap:12px; position:relative}
.row__title{font-size:13px; color:rgba(234,240,255,.86); margin-bottom:8px}
.row__bar{
  height:10px;
  border-radius:999px;
  background: rgba(255,255,255,.08);
  overflow:hidden;
  position:relative;
}
.row__bar::before{
  content:"";
  position:absolute; inset:0;
  width: var(--v);
  background: linear-gradient(90deg, rgba(103,241,194,.95), rgba(132,160,255,.95), rgba(255,77,141,.75));
  border-radius:999px;
  box-shadow: 0 14px 30px rgba(103,241,194,.14);
}
.panel__note{
  margin-top:14px;
  padding:12px 12px;
  border-radius: 16px;
  border:1px dashed rgba(255,255,255,.16);
  background: rgba(7,10,18,.35);
  position:relative;
}
.panel__note p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
.panel__badges{
  margin-top:14px;
  display:flex; flex-wrap:wrap; gap:8px;
  position:relative;
}
.panel__badges span{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  font-size:12px;
  color: rgba(234,240,255,.82);
}

/* Sections */
.section{padding:72px 0}
.section__head{
  display:flex; align-items:flex-end; justify-content:space-between;
  gap:18px;
  margin-bottom: 26px;
}
.section__head h2{
  margin:0;
  font-family: var(--serif);
  font-weight:700;
  letter-spacing:.03em;
  font-size: clamp(22px, 2.2vw, 32px);
}
.section__head p{
  margin:0;
  color: var(--muted);
  max-width: 58ch;
  line-height:1.7;
}

.section--about{
  position:relative;
}
.section--about::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(620px 420px at 20% 10%, rgba(255,197,107,.08), transparent 60%),
    radial-gradient(620px 420px at 86% 80%, rgba(103,241,194,.10), transparent 62%);
  pointer-events:none;
}
.about{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:14px;
  position:relative;
}
.about__card{
  border-radius: var(--radius);
  padding:18px 18px 16px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.10);
}
.about__card h3{
  margin:0 0 10px;
  font-family: var(--serif);
  font-weight:700;
  letter-spacing:.02em;
  font-size:18px;
}
.about__card p{margin:0 0 12px; color:var(--muted); line-height:1.75; font-size:14px}
.ticks{margin:0; padding-left: 18px; color: rgba(234,240,255,.84); line-height:1.8; font-size:13px}
.pillset{display:flex; flex-wrap:wrap; gap:8px}
.pillset span,
.mono span{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  font-size:12px;
  color: rgba(234,240,255,.82);
}
.mono{display:flex; flex-wrap:wrap; gap:8px}
.mono span{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  letter-spacing:.04em;
}

.cards{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:14px;
}
.card{
  border-radius: var(--radius);
  padding:18px 18px 16px;
  border:1px solid rgba(255,255,255,.10);
  background:
    radial-gradient(420px 220px at 22% 20%, rgba(103,241,194,.10), transparent 60%),
    radial-gradient(420px 220px at 88% 40%, rgba(132,160,255,.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
}
.card h3{
  margin:0 0 10px;
  font-family: var(--serif);
  font-weight:700;
  font-size:18px;
}
.card p{margin:0 0 12px; color:var(--muted); line-height:1.75; font-size:14px}
.card ul{
  margin:0;
  padding-left:18px;
  color: rgba(234,240,255,.84);
  line-height:1.85;
  font-size:13px;
}

.section--cases{
  background:
    radial-gradient(1000px 500px at 50% 20%, rgba(132,160,255,.10), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.casegrid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:14px;
}
.case{
  grid-column: span 4;
  border-radius: var(--radius);
  padding:18px 18px 16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.case h3{
  margin:10px 0 10px;
  font-family: var(--serif);
  font-weight:700;
  font-size:18px;
}
.case p{margin:0 0 12px; color:var(--muted); line-height:1.75; font-size:14px}
.case__meta{display:flex; gap:8px; flex-wrap:wrap}
.case__tag{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  font-size:12px;
  color: rgba(234,240,255,.82);
}
.case__dl{
  margin:0;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}
.case__dl dt{font-size:12px; color: rgba(234,240,255,.72); letter-spacing:.12em; text-transform:uppercase; margin-bottom:6px}
.case__dl dd{margin:0; color:var(--muted); font-size:13px}
.case--stats{
  grid-column: span 4;
  background:
    radial-gradient(420px 240px at 18% 20%, rgba(255,197,107,.12), transparent 60%),
    radial-gradient(420px 240px at 86% 45%, rgba(103,241,194,.10), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
}
.steps{margin:10px 0 12px; padding:0; list-style:none; display:grid; gap:10px}
.steps li{
  display:flex; align-items:center; gap:12px;
  padding:10px 12px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(7,10,18,.30);
}
.steps span{
  width:34px; height:34px;
  border-radius: 14px;
  display:grid; place-items:center;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-weight:700;
  color:#061017;
  background: linear-gradient(135deg, var(--warn), rgba(103,241,194,.95));
}

.muted{color: var(--muted2)}
.small{font-size:12px}

/* Contact */
.section--contact{
  position:relative;
}
.section--contact::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(760px 420px at 20% 0%, rgba(103,241,194,.10), transparent 60%),
    radial-gradient(760px 420px at 90% 80%, rgba(255,77,141,.09), transparent 62%);
  pointer-events:none;
}
.contact{
  display:grid;
  grid-template-columns: 1fr 1.05fr;
  gap:14px;
  position:relative;
}
.infoCard{
  border-radius: var(--radius);
  padding:18px 18px 16px;
}
.infoCard h3{
  margin:0 0 12px;
  font-family: var(--serif);
  font-weight:700;
  font-size:18px;
}
.infoList{margin:0; padding:0; list-style:none; display:grid; gap:10px}
.infoList li{
  display:flex; justify-content:space-between; gap:16px;
  padding:10px 12px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.infoList span:first-child{
  color: rgba(234,240,255,.76);
  letter-spacing:.08em;
}
.infoList a{color: rgba(234,240,255,.92); text-decoration: underline; text-decoration-color: rgba(103,241,194,.35)}

.contact__form{
  border-radius: var(--radius);
  padding:18px 18px 16px;
}
.contact__form h3{
  margin:0 0 12px;
  font-family: var(--serif);
  font-weight:700;
  font-size:18px;
}
.field{display:grid; gap:8px; margin-bottom:12px}
.field label{font-size:13px; color: rgba(234,240,255,.84)}
input, textarea{
  width:100%;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  color: rgba(234,240,255,.92);
  padding:12px 12px;
  font-family: var(--body);
  outline:none;
  transition: border-color .18s ease, box-shadow .18s ease;
}
textarea{resize: vertical; min-height: 120px}
input:focus, textarea:focus{
  border-color: rgba(103,241,194,.45);
  box-shadow: 0 0 0 5px rgba(103,241,194,.10);
}
.formHint{margin:10px 0 0; color: var(--muted2); font-size:12px; line-height:1.7}
.formOut{
  margin:12px 0 0;
  padding:12px 12px;
  border-radius: 16px;
  border:1px dashed rgba(255,255,255,.18);
  background: rgba(7,10,18,.36);
  color: rgba(234,240,255,.90);
  overflow:auto;
  min-height: 0;
  font-size:12px;
  line-height:1.7;
  display:none;
}

/* Footer */
.footer{
  padding:38px 0 40px;
  border-top: 1px solid rgba(255,255,255,.06);
  background: rgba(7,10,18,.55);
}
.footer__inner{
  display:flex; justify-content:space-between; gap:26px;
  align-items:flex-start;
}
.footer__left{display:grid; gap:16px; min-width: 320px}
.footer__brand{display:flex; gap:12px; align-items:flex-start}
.footer__mark{
  width:42px; height:42px;
  border-radius:14px;
  display:grid; place-items:center;
  font-family:var(--display);
  font-size:22px;
  color:#041018;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
}
.footer__brand strong{
  font-family: var(--serif);
  font-weight:700;
  letter-spacing:.02em;
}
.footer__links h4,
.footer__col h4{
  margin:0 0 10px;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: rgba(234,240,255,.74);
}
.footer__links ul{margin:0; padding-left:18px; color: rgba(234,240,255,.86); line-height:1.9; font-size:13px}
.footer__links a{color: rgba(234,240,255,.86); text-decoration: underline; text-decoration-color: rgba(132,160,255,.35)}
.footer__right{display:flex; gap:26px; flex-wrap:wrap; justify-content:flex-end}
.footer__col{display:grid; gap:10px; min-width: 160px}
.footer__col a{color: rgba(234,240,255,.86); font-size:13px}
.footer__col a:hover{color: rgba(234,240,255,1); text-decoration: underline; text-decoration-color: rgba(103,241,194,.35)}

/* Reveal animation */
.reveal{
  opacity:0;
  transform: translateY(10px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.is-in{
  opacity:1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 920px){
  .hero__inner{grid-template-columns: 1fr; gap:16px}
  .hero{padding-top: 56px}
  .hero__metrics{grid-template-columns: 1fr}
  .about{grid-template-columns: 1fr}
  .cards{grid-template-columns: 1fr}
  .case{grid-column: span 12}
  .case--stats{grid-column: span 12}
  .contact{grid-template-columns: 1fr}
  .section__head{flex-direction:column; align-items:flex-start}
  .footer__inner{flex-direction:column}
  .footer__right{justify-content:flex-start}
}

@media (max-width: 820px){
  .nav-toggle{display:block}
  .nav{
    position:fixed;
    left:16px; right:16px; top:72px;
    padding:14px;
    border-radius: 18px;
    border:1px solid rgba(255,255,255,.12);
    background: rgba(10, 14, 28, .72);
    backdrop-filter: blur(18px) saturate(120%);
    box-shadow: var(--shadow);
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    z-index: 60;
  }
  .nav.is-open{display:flex}
  .nav a{padding:12px 12px}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{transition:none; opacity:1; transform:none}
  .particles{animation:none}
  .btn, .nav a{transition:none}
}