:root{
  --bg:#f7f7f3;
  --card:#ffffff;
  --text:#161616;
  --muted:#666;
  --line:#e7e7e0;
  --accent:#171717;
  --soft:#efefe9;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter, Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
header{
  position:sticky;top:0;z-index:20;
  background:rgba(247,247,243,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)
}
.nav{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px
}
.brand{font-weight:800;letter-spacing:-.04em;font-size:20px}
nav{display:flex;gap:22px;font-size:14px;color:#444}
.hero{padding:86px 0 48px}
.hero h1{font-size:58px;line-height:1.08;letter-spacing:-.055em;max-width:850px;margin:0 0 18px}
.hero p{font-size:19px;color:var(--muted);max-width:720px;margin:0}
.badge{
  display:inline-block;background:#e8f0ff;color:#234a91;border:1px solid #d8e4fb;
  border-radius:999px;padding:6px 11px;font-size:12px;font-weight:700;margin-bottom:18px
}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0 72px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;
  transition:.2s ease
}
.card:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.05)}
.card .eyebrow{font-size:12px;color:#777;margin-bottom:8px}
.card h3{font-size:22px;line-height:1.35;letter-spacing:-.03em;margin:0 0 10px}
.card p{color:var(--muted);font-size:14px;margin:0}
.section-title{font-size:30px;letter-spacing:-.04em;margin:0 0 18px}
.feature{
  background:#171717;color:white;border-radius:24px;padding:36px;margin:0 0 72px
}
.feature p{color:#cfcfcf;max-width:760px}
.feature .cta{display:inline-block;background:white;color:#111;border-radius:10px;padding:11px 16px;font-weight:700;margin-top:8px}
footer{border-top:1px solid var(--line);padding:34px 0 50px;color:#777;font-size:13px}
.article{max-width:820px;margin:0 auto;padding:70px 24px}
.article h1{font-size:46px;line-height:1.18;letter-spacing:-.05em;margin-bottom:12px}
.article h2{font-size:27px;letter-spacing:-.035em;margin-top:46px}
.article p,.article li{font-size:17px}
.article .meta{color:#777;font-size:14px;margin-bottom:34px}
.callout{
  background:var(--soft);border-radius:14px;padding:18px 20px;margin:24px 0
}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;background:white}
th,td{border:1px solid var(--line);padding:13px;text-align:left}
th{background:#f2f2ee}
.contact-box{background:white;border:1px solid var(--line);border-radius:16px;padding:24px}
@media(max-width:800px){
  .hero{padding-top:56px}
  .hero h1{font-size:40px}
  .grid{grid-template-columns:1fr}
  nav{gap:12px;font-size:13px}
  .article h1{font-size:36px}
}