:root{
  --ink:#18222d;
  --body:#334155;
  --muted:#64748b;
  --line:#d9e2ec;
  --soft:#f7fafc;
  --accent:#2f5875;
  --accent-dark:#223f55;
  --gold:#a98445;
  --white:#ffffff;
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--white);
  color:var(--body);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size:18px;
  line-height:1.72;
}

a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.site-header{
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.98);
}

.nav-wrap{
  max-width:1160px;
  margin:0 auto;
  padding:18px 28px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
}

.brand{
  font-family:Georgia,"Times New Roman",serif;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--ink);
  font-size:21px;
}

nav{
  display:flex;
  flex-wrap:wrap;
  gap:20px;
  font-size:14px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

nav a{color:#425466}

.hero{
  min-height:680px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:78px 28px;
  background:
    radial-gradient(circle at 50% 22%, rgba(47,88,117,.08), transparent 34%),
    linear-gradient(180deg,#fbfdff 0%,#fff 78%);
  border-bottom:1px solid var(--line);
  text-align:center;
}

.hero-inner{max-width:880px;margin:0 auto}

.point{
  width:18px;
  height:18px;
  border-radius:50%;
  background:#fff;
  border:1px solid var(--gold);
  box-shadow:0 0 0 9px rgba(169,132,69,.08);
  margin:0 auto 34px;
}

.kicker{
  color:var(--gold);
  font-size:13px;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  margin-bottom:22px;
}

h1,h2,h3{
  font-family:Georgia,"Times New Roman",serif;
  color:var(--ink);
  font-weight:600;
}

.hero h1{
  font-size:clamp(48px,8vw,86px);
  line-height:1;
  letter-spacing:-.035em;
  margin:0 0 16px;
}

.subtitle{
  font-family:Georgia,"Times New Roman",serif;
  color:var(--accent-dark);
  font-size:clamp(25px,3.2vw,36px);
  margin:0 0 10px;
  font-style:italic;
}

.framework{
  color:var(--muted);
  font-size:18px;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin:18px 0 4px;
}

.author{color:var(--ink);font-size:20px;margin:0 0 34px}

.rule{
  width:96px;
  height:1px;
  background:var(--gold);
  margin:34px auto;
}

.statement{
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(24px,3vw,33px);
  line-height:1.35;
  color:#243b53;
  margin:0 auto 28px;
  max-width:760px;
}

.intro{
  max-width:760px;
  margin:0 auto 34px;
  color:#425466;
}

.buttons{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}

.button{
  display:inline-block;
  padding:13px 20px;
  border-radius:3px;
  border:1px solid var(--accent);
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.button.primary{background:var(--accent);color:#fff}
.button.secondary{background:#fff;color:var(--accent)}

main{
  max-width:1040px;
  margin:0 auto;
  padding:64px 28px 82px;
}

.page{
  max-width:840px;
}

.page h1{
  font-size:clamp(40px,5vw,60px);
  line-height:1.08;
  margin:0 0 18px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}

.section{
  padding:8px 0 30px;
  border-bottom:1px solid var(--line);
  margin-bottom:34px;
}

.section:last-child{border-bottom:none}

.section h2{
  font-size:32px;
  margin:0 0 14px;
}

.callout{
  background:var(--soft);
  border-left:4px solid var(--gold);
  padding:20px 22px;
  margin:28px 0;
}

.version-table{
  width:100%;
  border-collapse:collapse;
  margin-top:18px;
  font-size:16px;
}

.version-table th,.version-table td{
  border-bottom:1px solid var(--line);
  padding:12px 10px;
  text-align:left;
}

.version-table th{
  color:var(--ink);
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.12em;
}

.footer{
  border-top:1px solid var(--line);
  background:var(--soft);
  color:var(--muted);
  font-size:14px;
}

.footer-inner{
  max-width:1160px;
  margin:0 auto;
  padding:28px;
  display:flex;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}

@media(max-width:760px){
  body{font-size:17px}
  .nav-wrap{align-items:flex-start;flex-direction:column}
  nav{gap:14px}
  .hero{min-height:auto;padding:58px 24px}
}