/* ============= tokens ============= */
:root{
  --bg:#000;
  --bg-soft:#0b0b0d;
  --panel:#111114;
  --panel-2:#16161a;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#f5f5f7;
  --text-dim:#86868b;
  --text-mid:#b8b8be;
  --accent:#0a84ff;
  --accent-2:#5e5ce6;
  --accent-3:#ff2d55;
  --mint:#30d158;
  --radius:18px;
  --radius-lg:26px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}
body{
  font-family:"Inter","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid rgba(10,132,255,.6);outline-offset:3px;border-radius:10px}
.nav-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============= nav ============= */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  background:rgba(0,0,0,.72);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:14px 22px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.2px}
.brand-logo{height:30px;width:auto;display:block}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:22px}
.nav-links a{font-size:13.5px;color:var(--text-mid);transition:color .2s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-cta{
  padding:10px 16px;border-radius:999px;
  background:#fff;color:#000 !important;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,255,255,.16)}
.nav-cta:focus-visible{box-shadow:0 0 0 3px rgba(10,132,255,.55)}
.nav-links a.is-active{color:#fff}
.nav-links a.is-active::after{
  content:"";display:block;height:2px;width:18px;margin:6px auto 0;
  background:linear-gradient(90deg,#0a84ff,#5e5ce6);border-radius:2px;
}
.nav-burger{display:none;width:36px;height:36px;flex-direction:column;justify-content:center;gap:5px}
.nav-burger span{display:block;height:2px;background:#fff;border-radius:2px;width:22px;margin:0 auto}
.nav-links.is-open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:rgba(0,0,0,.96);padding:20px 22px;border-bottom:1px solid rgba(255,255,255,.08);}
.skip-link{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link:focus{position:fixed;top:12px;left:12px;z-index:100;width:auto;height:auto;padding:10px 14px;background:#fff;color:#000;border-radius:12px;text-decoration:none}

/* ============= hero ============= */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 70%);
}
.hero-orb{
  position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;
  animation:float 14s ease-in-out infinite alternate;
}
.hero-orb--a{width:520px;height:520px;left:-120px;top:-160px;background:radial-gradient(circle,#0a84ff,transparent 60%)}
.hero-orb--b{width:600px;height:600px;right:-180px;bottom:-200px;background:radial-gradient(circle,#5e5ce6,transparent 60%);animation-delay:-7s}
@keyframes float{to{transform:translate(60px,-40px) scale(1.08)}}
.hero-particles{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.55}

.hero-inner{
  max-width:var(--maxw);width:100%;margin:0 auto;
  padding:120px 22px 80px;
  text-align:center;
}
.eyebrow{
  font-size:13px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--text-dim);margin-bottom:18px;
  display:inline-flex;align-items:center;gap:14px;
}
.eyebrow--dark{color:#6e6e73}
.eyebrow::after{content:"";display:block;width:28px;height:2px;border-radius:2px;background:linear-gradient(90deg,#0a84ff,#5e5ce6);opacity:.9}
.eyebrow::after{content:"";display:block;width:28px;height:2px;border-radius:2px;background:linear-gradient(90deg,#0a84ff,#5e5ce6);opacity:.9}
.hero-title{
  font-size:clamp(44px,7vw,96px);
  font-weight:800;letter-spacing:-.03em;line-height:1.02;
  margin-bottom:22px;
}
.grad{
  background:linear-gradient(120deg,#0a84ff 0%,#5e5ce6 45%,#ff2d55 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  font-size:clamp(16px,1.4vw,19px);
  color:var(--text-mid);
  max-width:720px;margin:0 auto 40px;
  line-height:1.7;
}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:80px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 24px;border-radius:999px;
  font-weight:600;font-size:15px;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:#fff;color:#000;padding:16px 26px;font-size:15.5px;box-shadow:0 12px 34px rgba(255,255,255,.18)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 40px rgba(255,255,255,.22)}
.btn-ghost{background:rgba(255,255,255,.05);color:#fff;border:1px solid var(--line-strong);padding:15px 24px}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.28)}
.btn-block{width:100%}

.hero-stats{
  list-style:none;display:flex;gap:48px;justify-content:center;flex-wrap:wrap;
  padding-top:36px;border-top:1px solid var(--line);max-width:720px;margin:0 auto;
}
.hero-stats li{display:flex;flex-direction:column;align-items:center;gap:4px}
.hero-stats strong{
  font-size:34px;font-weight:700;letter-spacing:-.02em;
  background:linear-gradient(180deg,#fff,#a5a5ad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stats span{font-size:13px;color:var(--text-dim);letter-spacing:.08em}

.hero-tagline{
  margin:-18px auto 36px;max-width:680px;
  color:var(--text-dim);font-size:14.5px;line-height:1.65;text-align:center;
}
.tagline-pill{
  display:inline-block;padding:2px 8px;margin-right:6px;
  border-radius:6px;background:rgba(10,132,255,.14);color:#7eb6ff;
  font-weight:700;letter-spacing:.04em;font-size:13px;
}

/* ============= feature sections ============= */
.feature{padding:120px 0;position:relative}
.feature-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px;text-align:center}

.feature--dark{background:linear-gradient(180deg,#000 0%,#0a0a0c 100%)}
.feature--light{background:linear-gradient(180deg,#0a0a0c,#000);color:var(--text)}
.feature--light .eyebrow--dark{color:var(--text-dim)}

.feature-title{
  font-size:clamp(34px,5vw,64px);
  font-weight:700;letter-spacing:-.025em;line-height:1.05;
  margin:6px 0 18px;
}
.feature-title,.split-copy .feature-title{max-width:800px;margin-left:auto;margin-right:auto}
.split-copy .feature-title{text-align:left;margin-left:0}
.title--dark{color:var(--text)}
.feature-sub{
  font-size:clamp(16px,1.3vw,19px);color:var(--text-mid);
  max-width:720px;margin:0 auto 56px;
  line-height:1.7;
}
.sub--dark{color:var(--text-mid)}

/* ============= carousel ============= */
.carousel{max-width:920px;margin:0 auto;position:relative}
.carousel-viewport{
  overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);
  touch-action:pan-y;
}
.carousel-track{
  display:flex;list-style:none;
  transition:transform .6s var(--ease);
  will-change:transform;
}
.slide{flex:0 0 100%;padding:48px 40px}
.slide-card{
  text-align:left;
  display:flex;flex-direction:column;gap:16px;min-height:340px;
}
.slide-tag{
  display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--accent);
  text-transform:uppercase;font-weight:600;
}
.slide-card h3{font-size:30px;font-weight:700;letter-spacing:-.01em}
.slide-card p{color:var(--text-mid);font-size:16px;max-width:560px}

.slide-mock{
  margin-top:auto;background:#0a0a0c;border:1px solid var(--line);
  border-radius:14px;padding:18px;
}
.slide-mock .row{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.slide-mock .row:last-child{border-bottom:0}
.slide-mock .row i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block}
.slide-mock .row b{font-weight:600;min-width:60px}
.slide-mock .row span{color:var(--text-dim);margin-left:auto;font-variant-numeric:tabular-nums}

.slide-mock--bars .bar{
  display:grid;grid-template-columns:60px 1fr 60px;align-items:center;gap:14px;
  padding:8px 0;font-size:14px;
}
.slide-mock--bars .bar span{color:var(--text-dim);font-variant-numeric:tabular-nums;text-align:right}
.slide-mock--bars .bar i{
  display:block;height:10px;border-radius:999px;width:var(--w);
  background:linear-gradient(90deg,#0a84ff,#5e5ce6);
  box-shadow:0 0 18px rgba(94,92,230,.4);
}

.slide-mock--chat{display:flex;flex-direction:column;gap:10px;padding:14px}
.chat{padding:12px 14px;border-radius:14px;font-size:14px;max-width:85%}
.chat-q{background:rgba(255,255,255,.06);align-self:flex-end}
.chat-a{background:linear-gradient(135deg,rgba(10,132,255,.18),rgba(94,92,230,.18));border:1px solid rgba(94,92,230,.3)}
.chat em{font-style:normal;color:#fff;font-weight:600;background:rgba(94,92,230,.18);padding:0 4px;border-radius:4px}

.slide-mock--pills{display:flex;flex-wrap:wrap;gap:8px;padding:18px}
.pill{
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);
  font-size:13px;color:#fff;
}

.carousel-controls{
  display:flex;align-items:center;justify-content:center;gap:18px;margin-top:28px;
}
.cbtn{
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);
  font-size:18px;transition:background .2s var(--ease),transform .2s var(--ease);
}
.cbtn:hover{background:rgba(255,255,255,.12);transform:scale(1.05)}
.dots{display:flex;gap:8px;list-style:none}
.dots button{
  width:8px;height:8px;border-radius:50%;
  background:rgba(255,255,255,.25);
  transition:width .3s var(--ease),background .3s var(--ease);
}
.dots button[aria-selected="true"]{width:24px;background:#fff;border-radius:6px}
.carousel-hint{margin-top:10px;font-size:12px;color:var(--text-dim);letter-spacing:.08em}

/* ============= research split ============= */
.feature--split{background:linear-gradient(180deg,#0a0a0c,#000)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;text-align:left}
.split-copy .feature-title{text-align:left}
.split-copy .feature-sub{text-align:left;margin:0 0 28px}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:36px}
.check-list li{display:flex;align-items:center;gap:12px;font-size:16px;color:var(--text);line-height:1.6}
.check-list i{
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(135deg,#30d158,#0a84ff);
  flex:none;position:relative;
}
.check-list i::after{
  content:"";position:absolute;left:7px;top:4px;width:5px;height:10px;
  border:solid #000;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.split-cta{display:flex;gap:12px;flex-wrap:wrap}

.paper{
  background:linear-gradient(180deg,#15151a,#0c0c10);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  padding:28px;
  position:relative;
  box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 0 1px rgba(94,92,230,.15) inset;
}
.paper-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.paper-journal{font-size:12px;color:var(--text-dim);letter-spacing:.12em;text-transform:uppercase}
.paper-stat{
  font-size:12px;color:#1d1d1f;background:linear-gradient(90deg,#0a84ff,#5e5ce6);
  padding:3px 10px;border-radius:999px;font-weight:600;
}
.paper-title{font-size:22px;font-weight:700;letter-spacing:-.01em;line-height:1.25;margin-bottom:14px}
.paper-meta{display:flex;gap:8px;color:var(--text-dim);font-size:13px;margin-bottom:22px}
.paper-fig{
  background:#08080a;border:1px solid var(--line);border-radius:12px;padding:18px;
  display:flex;flex-direction:column;gap:10px;margin-bottom:22px;
}
.paper-fig-row{display:flex;align-items:center;gap:10px}
.fig-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,#0a84ff,#5e5ce6)}
.fig-line{flex:1;height:6px;border-radius:6px;background:linear-gradient(90deg,rgba(10,132,255,.4),rgba(94,92,230,.6))}
.fig-line--short{width:60%}
.paper-kpis{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.paper-kpis li{
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:10px;padding:10px;text-align:center;
}
.paper-kpis strong{display:block;font-size:18px;font-weight:700;color:#fff}
.paper-kpis span{font-size:11px;color:var(--text-dim)}

/* ============= training cards ============= */
.grid-3{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  text-align:left;margin-bottom:80px;
}
.card{
  background:linear-gradient(180deg,#111114,#0a0a0c);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.card-icon{
  width:48px;height:48px;border-radius:14px;margin-bottom:18px;
  position:relative;overflow:hidden;
}
.card-icon--a{background:linear-gradient(135deg,#0a84ff,#5e5ce6)}
.card-icon--b{background:linear-gradient(135deg,#ff2d55,#ff9f0a)}
.card-icon--c{background:linear-gradient(135deg,#30d158,#0a84ff)}
.card-icon::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 70% 30%,rgba(255,255,255,.4),transparent 60%);
}
.card h3{font-size:22px;font-weight:700;color:var(--text);margin-bottom:10px;letter-spacing:-.01em}
.card p{color:var(--text-mid);font-size:15px;margin-bottom:18px}
.card-meta{
  list-style:none;display:flex;flex-wrap:wrap;gap:8px;
  color:var(--text-dim);font-size:13px;padding-top:14px;border-top:1px solid var(--line);
}

/* ============= demo ============= */
.demo{
  margin:0 auto;max-width:920px;
  background:#0a0a0c;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;text-align:left;
  box-shadow:0 30px 80px rgba(0,0,0,.4);
}
.demo-head{padding:24px 28px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(94,92,230,.08),transparent)}
.demo-head h3{font-size:22px;font-weight:700;margin-bottom:4px}
.demo-head p{color:var(--text-dim);font-size:14px}
.demo-body{display:grid;grid-template-columns:220px 1fr;min-height:260px}
.demo-controls{display:flex;flex-direction:column;padding:14px;gap:6px;border-right:1px solid var(--line);background:rgba(255,255,255,.02)}
.demo-tab{
  text-align:left;padding:12px 14px;border-radius:10px;
  color:var(--text-mid);font-size:14px;font-weight:500;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.demo-tab:hover{background:rgba(255,255,255,.05);color:#fff}
.demo-tab.is-active{
  background:linear-gradient(135deg,rgba(10,132,255,.18),rgba(94,92,230,.18));
  color:#fff;border:1px solid rgba(94,92,230,.35);
}
.demo-out{
  margin:0;padding:22px 26px;
  font-family:"JetBrains Mono","SF Mono",ui-monospace,Menlo,monospace;
  font-size:13.5px;line-height:1.7;color:#cfcfd6;
  white-space:pre-wrap;overflow:auto;
  background:
    radial-gradient(circle at 0% 0%,rgba(94,92,230,.06),transparent 40%),
    radial-gradient(circle at 100% 100%,rgba(10,132,255,.05),transparent 40%);
}

/* ============= work ============= */
.work{padding:120px 0;background:#000}
.work-grid{
  list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
  text-align:left;margin-top:40px;
}
.work-item{
  background:linear-gradient(180deg,#111114,#0a0a0c);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.work-item:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.work-tag{
  display:inline-block;font-size:12px;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;font-weight:600;
  padding:4px 10px;border-radius:999px;background:rgba(10,132,255,.12);
  margin-bottom:18px;
}
.work-item h3{font-size:22px;font-weight:700;margin-bottom:10px;letter-spacing:-.01em}
.work-item p{color:var(--text-mid);font-size:15px;line-height:1.7}

/* ============= cta ============= */
.cta{padding:140px 0;background:
  radial-gradient(circle at 20% 20%,rgba(10,132,255,.18),transparent 50%),
  radial-gradient(circle at 80% 80%,rgba(94,92,230,.18),transparent 50%),
  #000;
  border-top:1px solid var(--line);
}
.cta-inner{text-align:center;max-width:920px}
.cta-title{font-size:clamp(36px,5vw,60px);font-weight:700;letter-spacing:-.025em;line-height:1.08;margin-bottom:16px}
.cta-sub{color:var(--text-mid);font-size:18px;margin-bottom:40px;line-height:1.7}

.cta-form{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;text-align:left;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
}
.field{display:flex;flex-direction:column;gap:6px}
.field span{font-size:12.5px;color:var(--text-mid);letter-spacing:.08em;text-transform:uppercase;font-weight:500}
.field input,.field textarea{
  background:#08080a;border:1px solid var(--line);
  border-radius:12px;padding:14px 16px;color:#fff;font:inherit;font-size:15px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
  resize:vertical;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-color:var(--accent);background:#0c0c10}
.field select{appearance:none;-webkit-appearance:none;background:#08080a;border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:#fff;font:inherit;font-size:15px;background-image:linear-gradient(45deg,transparent 50%,#86868b 50%),linear-gradient(135deg,#86868b 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:36px}
.cta-note{color:var(--text-dim);font-size:13px;margin-bottom:18px;text-align:center}
.cta-form .btn-block{grid-column:1/-1;margin-top:8px}
.field--full{grid-column:1/-1}
.cta-form .btn-block{grid-column:1/-1;margin-top:6px}
.cta-thanks{
  grid-column:1/-1;color:var(--mint);font-size:14px;text-align:center;
  padding:8px;background:rgba(48,209,88,.08);border-radius:10px;
}

/* ============= footer ============= */
.footer{border-top:1px solid var(--line);padding:48px 0 18px;color:var(--text-dim);font-size:13px;background:#000}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1fr;gap:32px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col--brand .brand{display:inline-flex}
.footer-col--brand .brand-logo{height:28px}
.footer-tagline{color:var(--text-mid);font-size:13px;line-height:1.6;max-width:280px}
.footer-h{font-size:12px;letter-spacing:.18em;color:#fff;text-transform:uppercase;margin:0 0 6px;font-weight:600}
.footer-list{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-list a,.footer-list li{color:var(--text-mid);transition:color .2s var(--ease)}
.footer-list a{text-underline-offset:3px;text-decoration-thickness:1px;text-decoration-color:rgba(255,255,255,.18)}
.footer-list a:hover{color:#fff;text-decoration-color:#fff}
.footer-bottom{
  max-width:var(--maxw);margin:36px auto 0;padding:18px 22px 0;
  border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  color:var(--text-dim);font-size:12px;letter-spacing:.04em;
}
@media (max-width:880px){.footer-inner{grid-template-columns:1fr 1fr;gap:24px}}
@media (max-width:520px){
  .partner-grid{grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1fr}}


/* ============= reveal ============= */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0s);will-change:transform,opacity}
.reveal.is-visible{opacity:1;transform:none}

/* hero lines: stagger reveal on load */
.hero-line{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0s)}
.hero.is-in .hero-line{opacity:1;transform:none}

/* ============= responsive ============= */
@media (max-width:880px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .partner-grid{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr;gap:40px}
  .grid-3{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr}
  .demo-body{grid-template-columns:1fr}
  .demo-controls{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}
  .cta-form{grid-template-columns:1fr}
  .feature{padding:80px 0}
  .slide{padding:36px 24px}
  .hero-stats{gap:28px}
}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  .hero-line,.reveal{transition:none;opacity:1;transform:none}
}


/* ============= partners wall ============= */
.partners{padding:80px 0 60px;background:#000;border-top:1px solid var(--line)}
.partner-grid{
  list-style:none;display:grid;grid-template-columns:repeat(6,1fr);gap:20px;
  margin-top:36px;
}
.partner-grid li{
  display:flex;align-items:center;justify-content:center;
  height:64px;border-radius:12px;
  background:rgba(255,255,255,.02);border:1px solid var(--line);
  transition:background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);
}
.partner-grid li:hover{background:rgba(255,255,255,.05);border-color:var(--line-strong);transform:translateY(-2px)}
.partner-grid img{max-height:36px;width:auto;filter:grayscale(100%) brightness(.95);opacity:.75;transition:filter .25s var(--ease),opacity .25s var(--ease)}
.partner-grid li:hover img{filter:grayscale(0%);opacity:1}


/* ============= custom scrollbar ============= */
html{scrollbar-color:#5e5ce6 #000;scrollbar-width:thin}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#000}
::-webkit-scrollbar-thumb{
  background:linear-gradient(180deg,#0a84ff,#5e5ce6);
  border-radius:10px;border:2px solid #000;
}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#2b9bff,#7d7bf0)}
::-webkit-scrollbar-corner{background:#000}


/* ============= product section ============= */
.product{
  padding:120px 0 100px;
  background:
    radial-gradient(circle at 80% 0%,rgba(94,92,230,.18),transparent 50%),
    radial-gradient(circle at 0% 100%,rgba(10,132,255,.14),transparent 50%),
    #000;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.product-mark{
  display:inline-block;
  background:linear-gradient(120deg,#0a84ff,#5e5ce6 55%,#ff2d55);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-size:1.05em;letter-spacing:-.02em;
}
.product-pillars{
  list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin:48px 0 56px;text-align:left;
}
.product-pillars li{
  background:linear-gradient(180deg,#111114,#0a0a0c);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;position:relative;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease);
}
.product-pillars li:hover{transform:translateY(-3px);border-color:var(--line-strong);background:linear-gradient(180deg,#14141a,#0d0d12);box-shadow:0 22px 60px rgba(0,0,0,.45)}
.pillar-num{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.18em;
  color:#7eb6ff;background:rgba(10,132,255,.12);
  padding:3px 9px;border-radius:999px;margin-bottom:14px;
}
.product-pillars h3{font-size:20px;font-weight:700;letter-spacing:-.01em;margin-bottom:8px}
.product-pillars p{color:var(--text-mid);font-size:14.5px;line-height:1.7}

/* dashboard mock */
.dashboard{
  max-width:1080px;margin:0 auto;border-radius:20px;overflow:hidden;
  border:1px solid var(--line-strong);
  background:#0a0a0c;
  box-shadow:0 40px 100px rgba(0,0,0,.6),0 0 0 1px rgba(94,92,230,.15) inset;
}
.dash-bar{
  display:flex;align-items:center;gap:8px;padding:12px 16px;
  background:linear-gradient(180deg,#15151a,#0e0e12);
  border-bottom:1px solid var(--line);
}
.dash-dot{width:10px;height:10px;border-radius:50%;background:#2a2a2e}
.dash-dot:nth-child(1){background:#ff5f57}
.dash-dot:nth-child(2){background:#febc2e}
.dash-dot:nth-child(3){background:#28c840}
.dash-title{margin-left:14px;font-size:13px;font-weight:600;color:var(--text-mid);letter-spacing:.04em}
.dash-meta{margin-left:auto;font-size:12px;color:var(--text-dim);font-variant-numeric:tabular-nums}

.dash-body{display:grid;grid-template-columns:160px 1fr;min-height:380px}
.dash-side{
  display:flex;flex-direction:column;padding:14px;gap:4px;
  border-right:1px solid var(--line);background:rgba(255,255,255,.02);
}
.dash-nav-item{
  padding:10px 12px;border-radius:8px;font-size:13.5px;color:var(--text-mid);
}
.dash-nav-item.is-on{background:rgba(94,92,230,.18);color:#fff;border:1px solid rgba(94,92,230,.35)}

.dash-main{padding:18px;display:flex;flex-direction:column;gap:16px}
.dash-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.kpi{
  background:#08080a;border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;display:flex;flex-direction:column;gap:4px;
}
.kpi span{font-size:11px;color:var(--text-dim);letter-spacing:.08em;text-transform:uppercase}
.kpi strong{font-size:22px;font-weight:700;letter-spacing:-.01em;color:#fff;font-variant-numeric:tabular-nums}
.kpi em{font-style:normal;font-size:11px;color:var(--text-dim)}
.kpi em.up{color:var(--mint)}
.kpi em.warn{color:#ff9f0a}

.dash-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
.dash-panel{
  background:#08080a;border:1px solid var(--line);border-radius:12px;padding:14px;
  display:flex;flex-direction:column;gap:12px;
}
.panel-h{font-size:12px;color:var(--text-dim);letter-spacing:.12em;text-transform:uppercase}
.dicom{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dicom-frame{
  position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;
  background:
    radial-gradient(circle at 50% 50%,#1d1d22,#08080a 70%);
  border:1px solid var(--line);
  display:flex;align-items:flex-end;justify-content:space-between;padding:8px;
}
.dicom-frame::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.04) 0 1px,transparent 1px 4px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0 1px,transparent 1px 4px);
  mask-image:radial-gradient(circle at 50% 50%,#000,transparent 75%);
}
.dicom-tag{position:relative;font-size:11px;color:var(--text-mid);background:rgba(0,0,0,.5);padding:2px 6px;border-radius:4px;z-index:1}
.dicom-score{
  position:relative;font-size:14px;font-weight:700;padding:2px 8px;border-radius:6px;z-index:1;
  font-variant-numeric:tabular-nums;
}
.score-pass{background:rgba(48,209,88,.18);color:#5be37c;border:1px solid rgba(48,209,88,.4)}
.score-warn{background:rgba(255,159,10,.18);color:#ffbd3d;border:1px solid rgba(255,159,10,.4)}

.trend{width:100%;height:90px;display:block}
.legend{display:flex;gap:14px;font-size:12px;color:var(--text-dim)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle}

.product-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:48px}
.cta-note{color:var(--text-dim);font-size:13px;margin-bottom:18px;text-align:center}

/* responsive */
@media (max-width:880px){
  .product-pillars{grid-template-columns:1fr}
  .dash-body{grid-template-columns:1fr}
  .dash-side{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}
  .dash-cards{grid-template-columns:repeat(2,1fr)}
  .dash-grid{grid-template-columns:1fr}
  .product{padding:80px 0 60px}
}


/* ============= compare table ============= */
.compare{
  max-width:920px;margin:64px auto 0;text-align:left;
  background:linear-gradient(180deg,#0e0e12,#08080a);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;
}
.compare-h{margin-bottom:18px}
.compare-h h3{font-size:22px;font-weight:700;letter-spacing:-.01em;margin-bottom:6px}
.compare-h p{color:var(--text-dim);font-size:14px}

.compare-table{
  display:flex;flex-direction:column;border-radius:14px;overflow:hidden;
  border:1px solid var(--line);
}
.compare-table .row{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  font-size:14px;
}
.compare-table .row > div{
  padding:14px 16px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:8px;
}
.compare-table .row:last-child > div{border-bottom:0}
.compare-table .row-head{
  background:rgba(255,255,255,.03);
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-dim);
  font-weight:600;
}
.compare-table .row-head > div{font-weight:600}
.compare-table .row-head > div.is-pro{
  color:#fff;
  background:linear-gradient(180deg,rgba(94,92,230,.28),rgba(10,132,255,.18));
  position:relative;
}
.compare-table .row-head > div.is-pro::before{
  content:"最受欢迎";position:absolute;top:-10px;left:50%;transform:translateX(-50%);
  font-size:10px;letter-spacing:.16em;padding:3px 9px;border-radius:999px;
  background:linear-gradient(90deg,#0a84ff,#5e5ce6);color:#fff;text-transform:uppercase;font-weight:700;
}
.cell-name{color:var(--text-mid);font-weight:500}
.compare-table .row > div.is-pro{
  background:rgba(94,92,230,.06);
  color:#fff;font-weight:600;
}
.compare-table .row-foot > div{font-size:15px;color:var(--text)}
.compare-table .row-foot strong{font-size:18px;background:linear-gradient(90deg,#0a84ff,#5e5ce6);-webkit-background-clip:text;background-clip:text;color:transparent}

.dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.dot-on{background:var(--mint);box-shadow:0 0 10px rgba(48,209,88,.6)}
.dot-off{background:#2a2a2e;border:1px solid #3a3a3e}
.muted{color:#3a3a3e}

@media (max-width:880px){
  .compare{padding:20px}
  .compare-table .row{grid-template-columns:1.2fr 1fr 1fr 1fr;font-size:12.5px}
  .compare-table .row > div{padding:10px 8px}
  .compare-h h3{font-size:18px}
}