:root{
  --bg: #0b0f17;
  --bg2:#0e1422;
  --card:#111a2e;
  --card2:#0f1730;
  --text:#eaf0ff;
  --muted:#aab6d6;
  --line: rgba(255,255,255,.10);
  --accent:#7c5cff;
  --accent2:#22c55e;
  --shadow: 0 20px 70px rgba(0,0,0,.45);
  --radius: 20px;
  --radius2: 28px;
  --container: 1120px;
}

[data-theme="light"]{
  --bg:#f7f8ff;
  --bg2:#ffffff;
  --card:#ffffff;
  --card2:#ffffff;
  --text:#0c1324;
  --muted:#4b5a7a;
  --line: rgba(12,19,36,.10);
  --shadow: 0 18px 60px rgba(12,19,36,.12);
  --accent:#5b5cff;
  --accent2:#16a34a;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 20% 10%, rgba(124,92,255,.22), transparent 55%),
              radial-gradient(1000px 600px at 80% 20%, rgba(34,197,94,.14), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg2) 70%);
  color:var(--text);
  line-height:1.55;
}

a{color:inherit; text-decoration:none}
.container{max-width:var(--container); margin:0 auto; padding:0 18px}

.skip{
  position:absolute; left:-999px; top:8px;
  background:var(--card);
  border:1px solid var(--line);
  padding:10px 12px;
  border-radius:12px;
}
.skip:focus{left:12px; z-index:9999}

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(10,14,25,.55);
  border-bottom: 1px solid var(--line);
}
[data-theme="light"] .site-header{background: rgba(247,248,255,.7)}

.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 0;
}

.brand{display:flex; align-items:center; gap:12px}
.logo{
  width:38px; height:38px; border-radius:14px;
  background: radial-gradient(12px 12px at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,0)),
              linear-gradient(135deg, var(--accent), rgba(34,197,94,.55));
  box-shadow: 0 14px 35px rgba(124,92,255,.25);
}
.brand-text{display:flex; flex-direction:column; line-height:1.1}
.brand-name{font-weight:700; letter-spacing:.2px}
.brand-tag{font-size:12px; color:var(--muted)}

.nav{display:flex; align-items:center; gap:12px}
.nav-menu{display:flex; align-items:center; gap:16px}
.nav-menu a{font-size:14px; color:var(--muted)}
.nav-menu a:hover{color:var(--text)}

.nav-toggle{
  display:none;
  width:42px; height:42px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  cursor:pointer;
}
.nav-toggle span{display:block; height:2px; width:18px; background:var(--text); margin:5px auto; opacity:.9}

.theme-toggle{
  width:42px; height:42px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  cursor:pointer;
  display:grid; place-items:center;
}
.theme-icon{
  width:18px; height:18px; border-radius:999px;
  border:2px solid var(--muted);
  box-shadow: inset 7px -7px 0 0 rgba(255,255,255,.0);
}
[data-theme="light"] .theme-icon{border-color:#2b3350; box-shadow: inset 7px -7px 0 0 rgba(0,0,0,.0)}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(135deg, rgba(124,92,255,.95), rgba(34,197,94,.55));
  color:white;
  font-weight:600;
  box-shadow: 0 18px 50px rgba(124,92,255,.20);
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0)}
.btn-small{padding:10px 12px; border-radius:14px; font-size:14px}
.btn-ghost{
  background: rgba(255,255,255,.03);
  color: var(--text);
  box-shadow:none;
}

.link{color:var(--muted)}
.link:hover{color:var(--text)}

/* Hero */
.hero{padding:34px 0 10px}
.hero-grid{display:grid; grid-template-columns: 1.15fr .85fr; gap:22px; align-items:stretch}

.pill{
  display:inline-flex; gap:8px; align-items:center;
  padding:8px 12px; border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--muted);
  font-size:13px;
}

h1{
  margin:14px 0 10px;
  font-size: clamp(30px, 4.2vw, 52px);
  line-height:1.05;
  letter-spacing:-.6px;
}
.accent{background: linear-gradient(135deg, #ffffff, rgba(255,255,255,.6)); -webkit-background-clip:text; background-clip:text; color:transparent}
[data-theme="light"] .accent{background: linear-gradient(135deg, #0c1324, rgba(12,19,36,.65)); -webkit-background-clip:text; background-clip:text; color:transparent}

.lead{color:var(--muted); font-size:16px; max-width:62ch}
.hero-cta{display:flex; gap:12px; margin:18px 0 14px; flex-wrap:wrap}

.hero-metrics{display:flex; gap:12px; flex-wrap:wrap}
.metric{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  padding:10px 12px;
  border-radius:16px;
  min-width: 210px;
}
.metric-k{display:block; font-size:12px; color:var(--muted)}
.metric-v{display:block; font-weight:600}

.hero-card{position:relative; border-radius: var(--radius2);}
.glass{
  height:100%;
  border:1px solid var(--line);
  border-radius: var(--radius2);
  background: rgba(255,255,255,.04);
  box-shadow: var(--shadow);
  padding:16px;
}

.mini-head{display:flex; align-items:center; gap:8px; margin-bottom:14px}
.dot{width:10px; height:10px; border-radius:999px; background: rgba(255,255,255,.22)}
.mini-title{margin-left:auto; color:var(--muted); font-size:13px}

.mini{display:grid; gap:10px; margin:10px 0 16px}
.mini-row{display:flex; justify-content:space-between; gap:12px; padding:10px 12px; border-radius:16px; background: rgba(0,0,0,.15); border:1px solid var(--line)}
[data-theme="light"] .mini-row{background: rgba(12,19,36,.04)}
.mini-label{color:var(--muted); font-size:13px}
.mini-value{font-weight:600; text-align:right}

.chips{display:flex; flex-wrap:wrap; gap:8px; margin:12px 0 16px}
.chip{padding:7px 10px; border-radius:999px; border:1px solid var(--line); background: rgba(255,255,255,.03); color:var(--muted); font-size:12px}

.mini-actions{display:flex; align-items:center; justify-content:space-between; gap:10px}

.floating{position:absolute; right:-10px; bottom:-18px; display:grid; gap:10px}
.float-card{
  display:flex; align-items:center; gap:10px;
  padding:10px 12px;
  border-radius:18px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.22);
  box-shadow: 0 18px 50px rgba(0,0,0,.35);
}
[data-theme="light"] .float-card{background: rgba(255,255,255,.75)}
.float-ico{font-size:18px}
.float-title{font-weight:700}
.float-sub{font-size:12px; color:var(--muted)}

/* Marquee */
.marquee{margin-top:22px; border-top:1px solid var(--line); border-bottom:1px solid var(--line); overflow:hidden; background: rgba(255,255,255,.02)}
.marquee-track{display:flex; gap:24px; padding:12px 0; white-space:nowrap; animation: scroll 20s linear infinite}
.marquee-track span{color:var(--muted); font-size:13px}
@keyframes scroll{from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* Sections */
.section{padding:56px 0}
.section.alt{background: rgba(255,255,255,.02); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section-head{display:flex; align-items:flex-end; justify-content:space-between; gap:18px; margin-bottom:22px; flex-wrap:wrap}
.section-head h2{margin:0; font-size:28px; letter-spacing:-.2px}
.section-head p{margin:0; color:var(--muted); max-width:70ch}

.cards{display:grid; grid-template-columns: repeat(12, 1fr); gap:14px}
.card{
  grid-column: span 6;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: 0 18px 60px rgba(0,0,0,.18);
}
.card-top{display:flex; align-items:center; gap:10px}
.ico{width:38px; height:38px; border-radius:14px; display:grid; place-items:center; background: rgba(255,255,255,.06); border:1px solid var(--line)}
.card h3{margin:6px 0 6px; font-size:18px}
.card p{margin:0 0 10px; color:var(--muted)}

.bullets{margin:0; padding-left:18px; color:var(--muted)}
.bullets li{margin:7px 0}

.split{display:grid; grid-template-columns: 1fr 1fr; gap:14px; margin-top:14px}
.split-card{border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: var(--radius); padding:16px}
.offer{border:1px solid var(--line); border-radius:16px; padding:12px; background: rgba(0,0,0,.14); margin-top:10px}
[data-theme="light"] .offer{background: rgba(12,19,36,.04)}
.offer-title{font-weight:700}

.tags{display:flex; flex-wrap:wrap; gap:8px; margin:10px 0}
.tag{padding:8px 10px; border-radius:999px; border:1px solid var(--line); background: rgba(255,255,255,.02); color:var(--muted); font-size:12px}

.muted{color:var(--muted)}

/* Steps */
.steps{list-style:none; padding:0; margin:0; display:grid; gap:12px}
.step{display:grid; grid-template-columns: 70px 1fr; gap:12px; padding:14px; border-radius: var(--radius); border:1px solid var(--line); background: rgba(255,255,255,.03)}
.step-num{font-weight:800; font-size:18px; color:rgba(124,92,255,.95); display:grid; place-items:center; border-radius:18px; background: rgba(124,92,255,.10); border:1px solid rgba(124,92,255,.18)}
.step h3{margin:0 0 4px}
.step p{margin:0; color:var(--muted)}

.quote{margin-top:16px; padding:16px; border-radius: var(--radius); border:1px solid var(--line); background: linear-gradient(135deg, rgba(124,92,255,.08), rgba(34,197,94,.05))}
.quote p{margin:0 0 8px; font-weight:600}
.quote-by{color:var(--muted); font-size:13px}

/* Use cases */
.use-grid{display:grid; grid-template-columns: repeat(12, 1fr); gap:14px}
.use{grid-column: span 6; border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: var(--radius); padding:16px}
.use h3{margin:0 0 6px}
.use p{margin:0 0 10px; color:var(--muted)}
.use-meta{display:flex; gap:8px; flex-wrap:wrap}
.badge{padding:7px 10px; border-radius:999px; border:1px solid var(--line); background: rgba(255,255,255,.02); color:var(--muted); font-size:12px}

/* About */
.about{display:grid; grid-template-columns: 1.2fr .8fr; gap:14px; align-items:start}
.about-points{display:grid; gap:10px; margin-top:12px}
.point{display:flex; justify-content:space-between; gap:12px; padding:12px; border-radius:16px; border:1px solid var(--line); background: rgba(255,255,255,.03)}
.point-k{color:var(--muted); font-size:13px}
.point-v{font-weight:600}
.about-card{border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: var(--radius); padding:16px; box-shadow: var(--shadow)}

/* Contact */
.contact-grid{display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start}
.form{border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: var(--radius); padding:16px}
.field{display:grid; gap:6px; margin-bottom:12px}
label{font-weight:600; font-size:13px}
input, select, textarea{
  width:100%;
  border-radius:16px;
  border:1px solid var(--line);
  padding:12px 12px;
  background: rgba(0,0,0,.14);
  color:var(--text);
  outline:none;
}
[data-theme="light"] input, [data-theme="light"] select, [data-theme="light"] textarea{background: rgba(12,19,36,.04)}
input:focus, select:focus, textarea:focus{border-color: rgba(124,92,255,.55); box-shadow: 0 0 0 4px rgba(124,92,255,.15)}

.err{min-height:16px; color:#ffb4b4; font-size:12px}

.form-actions{display:grid; gap:6px}

.contact-side{display:grid; gap:14px}
.side-card{border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: var(--radius); padding:16px}
.quick{display:flex; gap:10px; align-items:center}
.copied{color:var(--muted); font-size:12px}
.mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
.mini-note{margin:10px 0 0; color:var(--muted); font-size:13px}

/* Footer */
.footer{border-top:1px solid var(--line); padding:22px 0; background: rgba(255,255,255,.02)}
.footer-inner{display:flex; justify-content:space-between; gap:14px; align-items:flex-start; flex-wrap:wrap}
.foot-brand{display:flex; gap:10px; align-items:center}
.foot-right{display:flex; gap:14px; flex-wrap:wrap; align-items:center}
.foot-right a{color:var(--muted); font-size:14px}
.foot-right a:hover{color:var(--text)}
.to-top{padding:8px 10px; border-radius:999px; border:1px solid var(--line); background: rgba(255,255,255,.03)}

/* Reveal */
.reveal{opacity:0; transform: translateY(12px); transition: opacity .55s ease, transform .55s ease}
.reveal.is-visible{opacity:1; transform: translateY(0)}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  .floating{position:static; margin-top:12px; grid-template-columns: 1fr 1fr}
  .split{grid-template-columns: 1fr}
  .about{grid-template-columns: 1fr}
  .contact-grid{grid-template-columns: 1fr}
}

@media (max-width: 760px){
  .nav-toggle{display:block}
  .nav-menu{
    position:absolute; right:18px; top:64px;
    width:min(92vw, 340px);
    padding:12px;
    border-radius: 18px;
    border:1px solid var(--line);
    background: rgba(10,14,25,.92);
    box-shadow: var(--shadow);
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:10px;
  }
  [data-theme="light"] .nav-menu{background: rgba(255,255,255,.95)}
  .nav-menu a{padding:10px 10px; border-radius:14px; background: rgba(255,255,255,.03); border:1px solid var(--line)}
  .nav-menu .btn{width:100%}
  .nav-menu.is-open{display:flex}
  .theme-toggle{width:100%}

  .cards .card{grid-column: span 12}
  .use{grid-column: span 12}
  .metric{min-width: 0; flex: 1}
}