:root {
  --bg: #06080d;
  --surface: #0b1220;
  --ink: #e6edf6;
  --muted: #a9b4c3;
  --primary: #f97316;
  --primary-2: #ef4444;
  --accent: #22d3ee;
  --ok: #22c55e;
  --shadow: 0 18px 50px rgba(0,0,0,.55);
  --radius: 18px;
  --radius-lg: 26px;
  --w: 1160px;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial;
  color: var(--ink); background: var(--bg);
  background-image: radial-gradient(1000px 500px at 15% -20%, rgba(249,115,22,.09), transparent),
                    radial-gradient(1200px 500px at 85% -10%, rgba(34,211,238,.08), transparent),
                    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0) 30%);
}
a { color: inherit; text-decoration: none; }
.container { max-width: var(--w); margin: 0 auto; padding: 0 20px; }
.nav { position: sticky; top: 0; z-index: 50; background: rgba(6,8,13,.65); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(255,255,255,.06); }
.nav-inner { display:flex; align-items:center; justify-content: space-between; padding: 14px 0; }
.brand { display:flex; align-items:center; gap: 12px; font-weight: 900; letter-spacing: .3px; }
.brand .mark { width: 38px; height: 38px; border-radius: 12px; background:
  conic-gradient(from 210deg at 50% 50%, var(--primary), var(--primary-2));
  display:grid; place-items:center; color:#130600; font-weight: 900; box-shadow: var(--shadow);
}
.nav a { color: var(--muted); font-weight: 700; margin-left: 18px; }
.nav a:hover { color: #fff; }
.btn { display:inline-flex; align-items:center; gap: 10px; border:0; cursor: pointer;
  padding: 14px 20px; border-radius: 14px; font-weight: 900; letter-spacing:.3px; transition: transform .06s ease, box-shadow .2s ease; }
.btn-primary { background: linear-gradient(180deg, var(--primary), var(--primary-2)); color: #140400; box-shadow: 0 12px 24px rgba(239,68,68,.35); }
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12); color:#fff; }
.tag { display:inline-flex; align-items:center; gap:8px; padding: 6px 12px; border-radius: 999px; background: rgba(34,211,238,.12);
  color:#d7faff; border:1px solid rgba(34,211,238,.3); font-weight:700; }
/* HERO */
.hero { position:relative; padding: 90px 0 36px; overflow: clip; }
.hero-grid { display:grid; grid-template-columns: 1.1fr .9fr; gap: 38px; align-items: center; }
.hero-card { background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow); position: relative; }
.rays { pointer-events:none; position:absolute; inset:-40% -20% auto -20%; height: 120%; background:
  radial-gradient(700px 120px at 10% 20%, rgba(249,115,22,.20), transparent 60%),
  radial-gradient(700px 120px at 30% 40%, rgba(239,68,68,.16), transparent 60%),
  radial-gradient(900px 200px at 20% 10%, rgba(34,211,238,.14), transparent 60%);
  filter: blur(24px);
  transform: rotate(-12deg);
}
h1 { font-size: clamp(32px, 5vw, 58px); line-height: 1.04; margin: 6px 0 10px; }
.lead { color: #d5dbea; font-size: clamp(16px, 1.8vw, 19px); line-height: 1.6; margin: 0 0 16px; }
.badges { display:flex; gap: 10px; flex-wrap: wrap; margin: 12px 0 4px; }
.cta-row { display:flex; gap: 12px; flex-wrap: wrap; margin-top: 14px; }
.hero-media { padding: 16px; }
.screen { border:1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); overflow:hidden; position: relative; }
.screen img { width: 100%; height: auto; display:block; aspect-ratio: 16/10; object-fit: cover; }
.metrics { display:grid; grid-template-columns: repeat(3,1fr); gap:18px; margin-top: 14px; }
.metric { background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); border:1px solid rgba(255,255,255,.08); border-radius: 14px; padding: 12px 14px; }
.metric b { font-size: 26px; }
.metric span { display:block; color: var(--muted); font-size: 13px; }
/* AUTHOR CARD */
.author { display:flex; align-items:center; gap: 12px; margin-top: 18px; padding-top: 12px; border-top:1px dashed rgba(255,255,255,.12); }
.author img { width: 56px; height: 56px; border-radius: 14px; object-fit: cover; border:1px solid rgba(255,255,255,.2); }
.author .meta small { color: var(--muted); }
/* FEATURE GRID */
section { padding: 58px 0; }
.grid-3 { display:grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 20px; border-radius: var(--radius); border:1px solid rgba(255,255,255,.08); background:
  linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); }
.feature h3 { margin: 8px 0 8px; font-size: 20px; }
.feature p { margin: 0; color: #cbd5e1; line-height: 1.6; }
/* PROOF */
.proof { display:grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.quote { padding: 22px; border-radius: var(--radius); border:1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); line-height: 1.7; }
.carousel { position: relative; overflow: hidden; border-radius: var(--radius); border:1px solid rgba(255,255,255,.08); }
.track { display:flex; transition: transform .6s ease; }
.slide { min-width: 100%; padding: 22px; background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); }
.dots { position:absolute; right: 10px; bottom: 10px; display:flex; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: 999px; background: rgba(255,255,255,.29); border:1px solid rgba(255,255,255,.2); cursor: pointer; }
.dot.active { background: var(--ok); }
/* LEAD FORM */
.leadwrap { display:grid; grid-template-columns: 1.1fr .9fr; gap:18px; }
form { display:grid; gap:12px; }
label { font-size: 14px; color: #d1d7e3; }
input, select, textarea {
  width: 100%; background: var(--surface); color: #fff; border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 12px 14px; outline: none; transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(34,211,238,.18); }
.hint { color: var(--muted); font-size: 13px; }
.success { display:none; padding: 12px; border-radius: 12px; background: rgba(34,197,94,.15); border:1px solid rgba(34,197,94,.35); color: #ddfee9; }
/* FAQ */
.faq { display:grid; grid-template-columns: 1fr 1fr; gap:18px; }
details { border:1px solid rgba(255,255,255,.08); border-radius: 14px; background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); padding: 14px 18px; }
summary { cursor:pointer; font-weight:800; }
details[open] { outline: 1px solid rgba(34,211,238,.28); }
/* FOOTER + STICKY */
footer { padding: 42px 0 80px; color: var(--muted); border-top:1px solid rgba(255,255,255,.06); margin-top: 40px; }
.sticky { position: fixed; left: 12px; right: 12px; bottom: 12px; display:flex; align-items:center; justify-content: space-between;
  background: rgba(6,8,13,.88); backdrop-filter: blur(10px); border:1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 12px; transform: translateY(140%); transition: transform .35s ease; z-index: 60; }
.sticky.show { transform: translateY(0); }
/* RESPONSIVE */
@media (max-width: 1000px) {
  .hero-grid, .proof, .leadwrap, .faq { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .grid-3 { grid-template-columns: 1fr; }
  .nav a { display:none; }
}
/* REVEAL */
.reveal { opacity: 0; transform: translateY(14px); transition: all .5s ease; }
.reveal.on { opacity: 1; transform: translateY(0); }