:root{
  --ink:#1F1E1D;
  --ink-soft:#4A453D;
  --muted:#6B6459;
  --cream:#FAF9F5;
  --cream-2:#F0EEE6;
  --line:#E4DECF;
  --coral:#D97757;
  --coral-deep:#C15F40;
  --radius:18px;
  --maxw:1140px;
  --font:"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--cream);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.narrow{max-width:820px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,249,245,.82);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand img{height:40px;width:auto;}
.nav-links{display:flex;gap:30px;font-size:15px;color:var(--ink-soft);}
.nav-links a{position:relative;padding:4px 0;transition:color .2s;}
.nav-links a:hover{color:var(--coral-deep);}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--coral);transition:width .25s ease;
}
.nav-links a:hover::after{width:100%;}
.nav-links a.nav-api{
  background:var(--coral);color:#fff;padding:8px 16px;border-radius:10px;
  box-shadow:0 8px 18px -9px rgba(193,95,64,.7);
}
.nav-links a.nav-api:hover{background:var(--coral-deep);color:#fff;}
.nav-links a.nav-api::after{display:none;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:84px 0 72px;
  background:
    radial-gradient(120% 90% at 88% -10%, #F6E4D8 0%, rgba(246,228,216,0) 55%),
    radial-gradient(90% 80% at -5% 110%, #EDE9DD 0%, rgba(237,233,221,0) 60%),
    var(--cream);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--coral-deep);background:#F7E7DD;border:1px solid #EAD2C5;
  padding:6px 14px;border-radius:999px;margin-bottom:22px;
}
h1{
  font-size:clamp(32px,4.4vw,52px);
  line-height:1.12;font-weight:760;letter-spacing:-.02em;
  margin-bottom:22px;
}
.lede{font-size:19px;color:var(--ink-soft);max-width:34em;margin-bottom:30px;}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:20px;}
.btn{
  display:inline-block;padding:13px 26px;border-radius:12px;font-weight:600;font-size:15.5px;
  transition:transform .18s ease,box-shadow .25s ease,background .2s;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px -10px rgba(193,95,64,.7);}
.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);}
.btn-api{
  background:var(--ink);color:#fff;
  box-shadow:0 10px 24px -12px rgba(31,30,29,.8);
}
.btn-api:hover{background:#000;transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--coral);color:var(--coral-deep);transform:translateY(-2px);}
.trust{font-size:14px;color:var(--muted);}
.hero-art{
  transform:rotate(-1.4deg);
  filter:drop-shadow(0 30px 50px rgba(58,42,32,.18));
}
.hero-art img{border-radius:var(--radius);}

/* ---------- Sections ---------- */
.section{padding:86px 0;}
.section-tint{background:var(--cream-2);border-block:1px solid var(--line);}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px;}
h2{font-size:clamp(26px,3.2vw,38px);font-weight:720;letter-spacing:-.015em;line-height:1.2;margin-bottom:18px;}
h3{font-size:clamp(19px,2vw,24px);font-weight:680;margin:26px 0 10px;letter-spacing:-.01em;}
h4{font-size:16.5px;font-weight:660;color:var(--coral-deep);margin:18px 0 6px;}
.section p{color:var(--ink-soft);font-size:17px;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:18px;margin:0;}

/* ---------- Feature rows ---------- */
.feature{
  display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center;
  padding:42px 0;border-bottom:1px dashed var(--line);
}
.feature:last-child{border-bottom:none;}
.feature-rev .feature-art{order:0;}
.feature-art img{border-radius:var(--radius);}
.feature:nth-child(odd) .feature-art{transform:rotate(1.2deg);}
.feature:nth-child(even) .feature-art{transform:rotate(-1.2deg);}
.feature-art{filter:drop-shadow(0 22px 38px rgba(58,42,32,.14));}

/* ---------- Why cards ---------- */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:34px;}
.why-card{
  background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:transform .2s ease,box-shadow .25s ease,border-color .2s;
}
.why-card:nth-child(1){transform:translateY(-6px);}
.why-card:nth-child(4){transform:translateY(6px);}
.why-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px -18px rgba(58,42,32,.35);border-color:#E3C9BB;}
.why-card h3{margin-top:0;}
.why-card h3::before{content:"✶ ";color:var(--coral);}
.why-card p{margin:0;font-size:15.5px;color:var(--ink-soft);}

/* ---------- Scenes ---------- */
#scenes h3{padding-left:18px;border-left:3px solid var(--coral);}

/* ---------- Steps ---------- */
.steps{list-style:none;counter-reset:step;margin:30px 0 44px;display:grid;gap:20px;}
.steps li{
  position:relative;padding:22px 26px 22px 74px;
  background:var(--cream-2);border-radius:var(--radius);border:1px solid var(--line);
}
.steps li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:22px;top:24px;width:34px;height:34px;border-radius:50%;
  background:var(--coral);color:#fff;font-weight:700;display:grid;place-items:center;
}
.steps h3{margin:0 0 4px;}
.steps p{margin:0;font-size:16px;}

/* ---------- CTA banner ---------- */
.cta-banner{
  text-align:center;background:var(--ink);color:var(--cream);
  border-radius:24px;padding:48px 32px;
  background-image:radial-gradient(80% 120% at 50% -20%, #3A2A22 0%, rgba(58,42,34,0) 60%);
}
.cta-banner h3{color:var(--cream);margin-top:0;}
.cta-banner p{color:#C9C0B2;margin-bottom:24px;}

/* ---------- Footer ---------- */
.site-footer{background:#1B1A18;color:#C9C0B2;padding:54px 0 28px;}
.footer-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid #322F2B;}
.footer-brand img{height:38px;margin-bottom:14px;}
.footer-brand p{max-width:30em;font-size:15px;}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:15px;}
.footer-links a:hover{color:var(--coral);}
.footer-bottom{padding-top:20px;font-size:13.5px;color:#8A8378;}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .nav-links{display:none;}
  .hero-grid,.feature,.feature-rev{grid-template-columns:1fr;gap:34px;}
  .hero-art,.feature:nth-child(odd) .feature-art,.feature:nth-child(even) .feature-art{transform:none;}
  .feature-rev .feature-art{order:-1;}
  .why-grid{grid-template-columns:1fr;}
  .why-card{transform:none!important;}
  .section{padding:60px 0;}
  .hero{padding:54px 0 48px;}
}