:root{
  --bg:#f5f5f7;
  --panel:#ffffff;
  --panel-soft:#fbfbfd;
  --ink:#1d1d1f;
  --muted:#6e6e73;
  --line:rgba(0,0,0,.08);
  --line-strong:rgba(0,0,0,.12);
  --copper:#b26031;
  --copper-deep:#8a4c2a;
  --cream:#f2dfcb;
  --blue:#0071e3;
  --green:#4f8b61;
  --gold:#c9a34d;
  --risk:#b5524a;
  --shadow:0 20px 60px rgba(0,0,0,.08);
  --radius:32px;
  --content:1440px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

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

.topbar{
  position:sticky;
  top:0;
  z-index:40;
  backdrop-filter:saturate(180%) blur(18px);
  background:rgba(245,245,247,.78);
  border-bottom:1px solid rgba(0,0,0,.06);
}

.topbar-inner{
  max-width:var(--content);
  margin:0 auto;
  padding:0 22px;
  min-height:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand-mini{
  font-size:.86rem;
  font-weight:600;
  letter-spacing:.01em;
}

.nav{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  justify-content:flex-end;
  color:var(--muted);
  font-size:.82rem;
}

.nav a:hover,
.nav a.is-active{color:var(--ink)}

.shell{
  max-width:var(--content);
  margin:0 auto;
  padding:18px;
}

.hero{
  min-height:82vh;
  display:grid;
  grid-template-columns:minmax(250px,320px) 1fr;
  gap:40px;
  align-items:center;
  padding:56px 28px 46px;
  border-radius:40px;
  background:
    radial-gradient(circle at 20% 10%, rgba(242,223,203,.55), transparent 24%),
    radial-gradient(circle at 90% 12%, rgba(178,96,49,.08), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #f8f8fa 100%);
  box-shadow:var(--shadow);
  margin-bottom:18px;
}

.brand-stack{
  display:grid;
  justify-items:center;
  gap:8px;
  align-content:start;
}

.brand-inline{
  display:grid;
  justify-items:center;
  gap:4px;
  padding:10px 8px 12px;
  border-radius:28px;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background-color .18s ease;
}

.brand-inline:hover{transform:translateY(-2px)}
.brand-inline.is-playing{
  box-shadow:0 18px 38px rgba(178,96,49,.14);
  background:rgba(255,248,242,.85);
}

.brand-inline img{width:176px;height:auto}

.logo-claim{
  width:220px;
  text-align:center;
  text-transform:uppercase;
  letter-spacing:.09em;
  line-height:1.28;
  font-size:.78rem;
  font-weight:700;
  color:var(--copper-deep);
}

.eyebrow{
  font-size:.88rem;
  letter-spacing:.08em;
  color:var(--muted);
  margin-bottom:12px;
  font-weight:600;
}

h1,h2,h3,h4{margin:0}
h1{
  font-size:clamp(3rem, 7vw, 6.4rem);
  line-height:.95;
  letter-spacing:-.055em;
  max-width:11ch;
  margin-bottom:18px;
  font-weight:700;
}

h2{
  font-size:clamp(2.25rem, 4vw, 4.3rem);
  line-height:.98;
  letter-spacing:-.05em;
  font-weight:700;
}

h3{
  font-size:2rem;
  line-height:1.05;
  letter-spacing:-.04em;
  font-weight:700;
}

h4{
  font-size:1.05rem;
  margin-bottom:8px;
}

.hero-copy,
.section-copy,
.panel-copy{
  font-size:1.26rem;
  line-height:1.5;
  letter-spacing:-.02em;
  color:#424245;
}

.hero-copy{max-width:18.5em;margin-bottom:28px}
.section-copy{max-width:42rem}
.text-muted{color:var(--muted)}

.actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 22px;
  border-radius:999px;
  font-size:1rem;
  font-weight:600;
  transition:transform .15s ease, opacity .15s ease, background-color .15s ease;
}

.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-secondary{background:#fff;color:var(--blue);border:1px solid rgba(0,113,227,.18)}
.btn-copper{background:var(--copper);color:#fff}

.hero-note{
  margin-top:22px;
  color:var(--muted);
  font-size:.96rem;
  max-width:31rem;
  line-height:1.55;
}

.section{
  background:var(--panel);
  box-shadow:var(--shadow);
  border-radius:40px;
  padding:48px 28px;
  margin-bottom:18px;
}

.section-head{
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:end;
  margin-bottom:28px;
}

.showcase{display:grid;gap:18px}

.panel{
  overflow:hidden;
  border-radius:40px;
  min-height:680px;
  background:var(--panel);
  box-shadow:var(--shadow);
  padding:54px 26px 0;
  text-align:center;
}

.panel.dark{
  background:linear-gradient(180deg,#101114 0%,#16181d 100%);
  color:#f5f5f7;
}

.panel.dark .eyebrow,
.panel.dark .panel-copy,
.panel.dark .text-muted{color:rgba(255,255,255,.78)}

.panel-head{
  max-width:900px;
  margin:0 auto 26px;
}

.panel-cta{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
  margin-top:22px;
}

.panel-media{
  width:min(1180px,92%);
  margin:34px auto 0;
  border-radius:30px 30px 0 0;
  overflow:hidden;
  box-shadow:0 16px 40px rgba(0,0,0,.12);
}

.panel-media.flat{
  box-shadow:none;
  border-radius:28px;
}

.products{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.mini-panel{
  background:var(--panel);
  border-radius:34px;
  overflow:hidden;
  box-shadow:var(--shadow);
  padding:34px 24px 0;
  min-height:620px;
  text-align:center;
}

.mini-panel p{
  max-width:30rem;
  margin:0 auto;
  color:#424245;
  font-size:1.08rem;
  line-height:1.55;
}

.mini-media{
  width:min(620px,94%);
  margin:28px auto 0;
  border-radius:24px 24px 0 0;
  overflow:hidden;
  box-shadow:0 16px 34px rgba(0,0,0,.1);
}

.grid-2,
.grid-3,
.grid-4{
  display:grid;
  gap:18px;
}

.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

.card{
  background:var(--panel-soft);
  border:1px solid var(--line);
  border-radius:28px;
  overflow:hidden;
  box-shadow:0 10px 28px rgba(0,0,0,.04);
}

.card-body{padding:22px}
.card-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}

.tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:48px;
  min-height:32px;
  border-radius:999px;
  padding:0 12px;
  background:var(--cream);
  color:var(--copper-deep);
  font-weight:700;
  font-size:.86rem;
  margin-bottom:10px;
}

.compare{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.compare-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:22px;
}

.compare-card ul,
.faq-list,
.bullet-list{
  margin:10px 0 0;
  padding-left:20px;
  line-height:1.65;
  color:#424245;
}

.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}

.step{
  background:var(--panel-soft);
  border:1px solid var(--line);
  border-radius:28px;
  padding:20px;
}

.step-num{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--cream);
  color:var(--copper-deep);
  font-weight:800;
  margin-bottom:12px;
}

.quote{
  padding:24px;
  border-radius:28px;
  background:linear-gradient(180deg,#fffdfa 0%,#f8f3ec 100%);
  border:1px solid rgba(178,96,49,.16);
  color:var(--copper-deep);
  font-size:1.16rem;
  line-height:1.55;
  font-weight:700;
}

.forms{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:22px;
  box-shadow:0 10px 24px rgba(0,0,0,.04);
}

.form-card form{
  display:grid;
  gap:12px;
}

.form-card input,
.form-card textarea,
.form-card select{
  width:100%;
  padding:14px 15px;
  border-radius:16px;
  border:1px solid var(--line-strong);
  background:#fff;
  font:inherit;
}

.form-card textarea{
  min-height:140px;
  resize:vertical;
}

.inline-meta{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  color:var(--muted);
  font-size:.95rem;
}

.faq{
  display:grid;
  gap:14px;
}

.faq-item{
  border:1px solid var(--line);
  border-radius:24px;
  padding:20px;
  background:#fff;
}

.faq-item p{
  margin:8px 0 0;
  color:#424245;
  line-height:1.65;
}

.example{
  display:grid;
  grid-template-columns:minmax(260px,340px) 1fr;
  gap:18px;
}

.example-side,
.example-main{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:20px;
}

.protocol{
  display:grid;
  gap:14px;
}

.protocol-item{
  border-left:3px solid var(--blue);
  padding-left:16px;
}

.api-box{
  background:#101114;
  color:#f5f5f7;
  border-radius:24px;
  padding:18px;
  overflow:auto;
  font-size:.92rem;
  line-height:1.55;
}

.api-box code,
.api-box pre{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  white-space:pre-wrap;
  margin:0;
}

.footer{
  padding:28px 12px 46px;
  text-align:center;
  color:var(--muted);
  font-size:.92rem;
  line-height:1.6;
}

.footer a{color:var(--blue)}

@media (max-width: 1080px){
  .hero{grid-template-columns:1fr;min-height:auto}
  .products,
  .grid-4,
  .grid-3,
  .grid-2,
  .forms,
  .compare,
  .steps,
  .example{grid-template-columns:1fr}
  .section-head{display:grid;align-items:start}
  .panel,.mini-panel{min-height:auto}
}

@media (max-width: 720px){
  .topbar-inner{padding:10px 14px;align-items:flex-start;flex-direction:column}
  .nav{gap:10px;font-size:.78rem}
  .shell{padding:12px}
  .hero,.panel,.section,.mini-panel,.card,.compare-card,.form-card,.example-side,.example-main{border-radius:28px}
  .hero{padding:32px 18px 28px}
  .section,.panel{padding:32px 16px}
  .mini-panel{padding:28px 16px 0}
  .panel-media,.mini-media{width:100%}
  .brand-inline img{width:154px}
  .logo-claim{width:192px;font-size:.72rem}
  .hero-copy,.section-copy,.panel-copy{font-size:1.06rem}
  .btn{width:100%}
}