:root {
  --bg: #f6f8fc;
  --surface: rgba(255,255,255,.86);
  --surface2: rgba(255,255,255,.96);
  --border: rgba(15, 23, 42, .10);
  --text: rgba(10, 15, 28, .92);
  --muted: rgba(10, 15, 28, .70);
  --muted2: rgba(10, 15, 28, .58);
  --blue: #0B66FF;
  --blue2:#2E8BFF;
  --red: #FF3B30;
  --shadow: 0 18px 60px rgba(2, 6, 23, .18);
  --shadow2: 0 10px 30px rgba(2, 6, 23, .12);
  --radius: 22px;
  --radius2: 18px;
}

*{box-sizing:border-box}
html,body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1200px 700px at 15% 5%, rgba(11,102,255,.14), transparent 60%),
    radial-gradient(900px 560px at 85% 10%, rgba(255,59,48,.10), transparent 60%),
    radial-gradient(900px 640px at 50% 92%, rgba(46,139,255,.10), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.45;
}

a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1120px, 92vw); margin:0 auto}

.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(246,248,252,.72);
  border-bottom: 1px solid var(--border);
}
.header__inner{display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:18px}
.brand{display:flex; align-items:center; gap:12px}
.brand__logo{height:44px; width:auto; display:block}

.brand__icon{width:40px;height:40px;border-radius:14px;display:block; box-shadow: var(--shadow2)}
.brand__text{font-weight:900; letter-spacing:-.4px; font-size:18px; color: var(--text)}
.wordmark{margin-top:10px}
.wordmark img{height:44px;width:auto;display:block; filter: drop-shadow(0 10px 18px rgba(2,6,23,.10))}

.nav{display:flex; align-items:center; gap:18px}
.nav a{color: var(--muted); font-weight:800}
.nav a:hover{color:var(--text); text-decoration:none}

.btn{display:inline-flex; align-items:center; justify-content:center; padding:12px 16px; border-radius:999px; font-weight:800; letter-spacing:.2px; border:1px solid var(--border)}
.btn--primary{background: linear-gradient(135deg, var(--blue), var(--blue2)); border-color: rgba(255,255,255,.14); box-shadow: 0 14px 30px rgba(11,102,255,.28)}
.btn--primary:hover{text-decoration:none; filter: brightness(1.05)}
.btn--ghost{background: rgba(255,255,255,.78)}
.btn--ghost:hover{text-decoration:none; background: rgba(255,255,255,.92)}

.nav__toggle{display:none; width:42px; height:42px; border-radius:12px; background: rgba(255,255,255,.78); border:1px solid var(--border); cursor:pointer}
.nav__toggle span{display:block; height:2px; background: rgba(255,255,255,.78); margin:6px 9px; border-radius:2px}

.hero{padding:54px 0 22px}
.hero__grid{display:grid; grid-template-columns: 1.1fr .9fr; gap:34px; align-items:center}
.kicker{display:inline-flex; gap:10px; align-items:center; padding:8px 12px; border-radius:999px; background: rgba(255,255,255,.78); border:1px solid var(--border); color: var(--muted); font-weight:700}
.kicker__dot{width:10px; height:10px; border-radius:999px; background: var(--blue)}
.h1{font-size: clamp(34px, 4vw, 54px); line-height:1.04; margin:14px 0 12px; letter-spacing:-.9px}
.sub{font-size: 18px; color: var(--muted); max-width: 58ch}
.cta{display:flex; gap:12px; align-items:center; margin-top:18px; flex-wrap:wrap}
.heroCard{background: var(--surface2); border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow:hidden}
.heroCard__top{display:flex; align-items:center; justify-content:space-between; padding:14px 14px 10px}
.heroCard__badge{display:flex; align-items:center; gap:10px; color:var(--muted); font-weight:800}
.heroCard__badge img{width:34px;height:34px;border-radius:10px}
.heroCard__chip{display:inline-flex; align-items:center; gap:8px; padding:8px 10px; border-radius:999px; background: rgba(11,102,255,.14); border:1px solid rgba(11,102,255,.24); color:rgba(255,255,255,.86); font-weight:800}
.heroCard__media{padding:0 14px 14px}
.heroCard__media img{width:100%; height:auto; display:block; border-radius: 18px}

.section{padding:34px 0}
.section__title{font-size: 26px; margin:0 0 10px}
.section__desc{color: var(--muted); margin:0 0 18px; max-width: 75ch}

.cards{display:grid; grid-template-columns: repeat(3, 1fr); gap:16px}
.card{padding:18px; border-radius: var(--radius2); background: rgba(255,255,255,.78); border:1px solid var(--border)}
.card h3{margin:0 0 8px; font-size: 16px}
.card p{margin:0; color: var(--muted2)}

.screens{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
.shot{background: rgba(255,255,255,.72); border:1px solid var(--border); border-radius: 22px; overflow:hidden}
.shot img{width:100%; height:auto; display:block}

.video-block{display:grid; place-items:center; margin-top: 12px}
.video-frame{
  width: min(980px, 100%);
  aspect-ratio: 16 / 9;
  border-radius: 22px;
  overflow: hidden;
  background: #000;
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
}
.walkthrough-video{
  width:100%;
  height:100%;
  max-height: 70vh;
  object-fit: contain;
  display:block;
}

.faq{display:grid; gap:12px}
.faq details{background: rgba(255,255,255,.78); border:1px solid var(--border); border-radius: 18px; padding:14px 16px}
.faq summary{cursor:pointer; font-weight:900}
.faq p{margin:10px 0 0; color: var(--muted)}

.footer{padding:28px 0 42px; border-top: 1px solid var(--border); background: rgba(255,255,255,.72)}
.footer__grid{display:grid; gap:16px}
.footer__brand{display:flex; gap:12px; align-items:center}
.footer__icon{width:44px;height:44px;border-radius:14px}
.footer__name{font-weight:900}
.footer__tag{color: var(--muted2); font-weight:600}
.footer__links{display:flex; gap:16px; flex-wrap:wrap; color: var(--muted)}
.footer__small{color: var(--muted2); font-weight:600}
.dot{margin:0 6px}

.page{padding: 34px 0 54px}
.prose{max-width: 78ch}
.prose h1{font-size: 34px; margin:0 0 10px}
.prose h2{font-size: 20px; margin:22px 0 10px}
.prose p, .prose li{color: var(--muted)}
.prose a{text-decoration:underline}

@media (max-width: 980px) {
  .hero__grid{grid-template-columns:1fr;}
  .cards{grid-template-columns:1fr;}
  .screens{grid-template-columns:1fr;}
}

@media (max-width: 860px) {
  .nav{display:none}
  .nav__toggle{display:block}
  .nav.nav--open{
    display:flex; position:absolute; left:0; right:0; top:72px;
    flex-direction:column; gap:12px; padding:16px 4vw 18px;
    background: rgba(246,248,252,.96); border-bottom:1px solid rgba(255,255,255,.10)
  }
  .nav.nav--open a{width:100%; text-align:left; padding:10px 12px}
}
@media (max-width: 520px) {
  .walkthrough-video{max-height: 52vh}
  .brand__logo{height:38px}
}