:root {
  --paper: #f5f2eb;
  --ink: #17181c;
  --muted: #5f6068;
  --line: #d9d4c8;
  --hover: #ece7dc;
  --accent: #23407a;
  --serif: "Noto Serif KR", "Nanum Myeongjo", Georgia, serif;
  --sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #131418;
    --ink: #ebe8e1;
    --muted: #9a9ba3;
    --line: #2d2f36;
    --hover: #1b1d23;
    --accent: #9fb6e8;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.7 var(--sans);
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 40px; }

/* 상단 */
header.site {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 28px 0; border-bottom: 1px solid var(--ink);
}
.brand { font-family: var(--serif); font-weight: 700; font-size: 22px; text-decoration: none; letter-spacing: -.01em; }
.brand span { font-family: var(--sans); font-weight: 400; font-size: 13px; color: var(--muted); margin-left: 10px; }
nav { display: flex; gap: 28px; font-size: 15px; }
nav a { text-decoration: none; color: var(--muted); }
nav a:hover { color: var(--accent); }

/* 히어로 */
.hero {
  display: grid; grid-template-columns: 7fr 4fr; column-gap: 64px;
  padding: 96px 0 0;
}
.kicker {
  grid-column: 1 / -1; margin: 0 0 28px;
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent);
}
.hero h1 {
  margin: 0; font-family: var(--serif); font-weight: 700;
  font-size: clamp(44px, 7vw, 88px); line-height: 1.15; letter-spacing: -.03em;
}
.hero-lead { align-self: end; padding-bottom: 12px; }
.hero-lead p { margin: 0; font-size: 17px; }
.hero-lead .en { margin-top: 14px; font-size: 14px; color: var(--muted); }
.meta {
  grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr);
  margin: 88px 0 0; border-top: 1px solid var(--line);
}
.meta div { padding: 18px 0; }
.meta dt { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.meta dd { margin: 4px 0 0; font-size: 15px; }
.meta a { text-decoration: none; }
.meta a:hover { color: var(--accent); }

/* 섹션 공통 */
.block { padding: 120px 0 0; }
.label {
  display: flex; align-items: baseline; gap: 14px;
  margin: 0 0 32px; padding-top: 14px; border-top: 1px solid var(--ink);
  font-size: 15px; font-weight: 600;
}
.label span { font-family: var(--serif); color: var(--accent); }
.label em { font-style: normal; font-weight: 400; color: var(--muted); }
.split { display: grid; grid-template-columns: 4fr 7fr; column-gap: 64px; }
.split .label { border-top: 0; padding-top: 0; }
.split { border-top: 1px solid var(--ink); margin-top: 120px; padding-top: 14px; }
.split + .split { margin-top: 96px; }

/* 서비스 목록 */
.services { list-style: none; margin: 0; padding: 0; }
.services li { border-bottom: 1px solid var(--line); }
.services li:first-child { border-top: 1px solid var(--line); }
.services a {
  display: grid; grid-template-columns: 48px 72px 1fr 64px 220px; align-items: center; column-gap: 24px;
  padding: 32px 12px; text-decoration: none; transition: background .15s;
}
.services a:hover { background: var(--hover); }
.services a:hover .go { color: var(--accent); }
.num { font-family: var(--serif); color: var(--muted); font-size: 15px; }
.mark {
  width: 72px; height: 72px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--ink); font-family: var(--serif); font-weight: 700; font-size: 20px;
}
.body strong { display: block; font-family: var(--serif); font-size: 26px; font-weight: 700; line-height: 1.3; letter-spacing: -.01em; }
.body span { display: block; margin-top: 6px; color: var(--muted); max-width: 52ch; }
.tag { font-size: 13px; color: var(--muted); }
.go { font-size: 14px; text-align: right; color: var(--ink); }

/* 소개·문의 */
.prose p { margin: 0 0 16px; max-width: 58ch; }
.prose .big {
  font-family: var(--serif); font-weight: 500; font-size: clamp(24px, 3vw, 34px);
  line-height: 1.45; letter-spacing: -.02em; margin-bottom: 28px; max-width: none;
}
.contact { margin: 28px 0 0; }
.contact a {
  font-family: var(--serif); font-size: clamp(22px, 3.2vw, 36px); font-weight: 500;
  text-decoration: none; border-bottom: 1px solid var(--line); letter-spacing: -.01em;
}
.contact a:hover { color: var(--accent); border-color: var(--accent); }
.contact.small { margin-top: 12px; }
.contact.small a { font-size: 20px; }

/* 푸터 */
footer {
  margin-top: 140px; padding: 28px 0 48px; border-top: 1px solid var(--ink);
  font-size: 13px; color: var(--muted);
}
.biz { display: flex; flex-wrap: wrap; gap: 4px 20px; margin: 0 0 12px; }
.fine { margin: 0; }

@media (max-width: 860px) {
  .wrap { padding: 0 16px; }
  header.site { flex-wrap: wrap; padding: 20px 0; }
  nav { gap: 18px; font-size: 14px; }
  .brand span { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 56px; }
  .hero-lead { padding: 28px 0 0; }
  .meta { grid-template-columns: 1fr; margin-top: 48px; }
  .meta div { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .block { padding-top: 80px; }
  .split { grid-template-columns: 1fr; margin-top: 80px; }
  .split + .split { margin-top: 64px; }
  .services a { grid-template-columns: 56px 1fr; column-gap: 16px; row-gap: 12px; padding: 24px 0; }
  .num, .tag { display: none; }
  .mark { width: 56px; height: 56px; font-size: 17px; align-self: start; }
  .body strong { font-size: 22px; }
  .go { grid-column: 2; text-align: left; }
  footer { margin-top: 96px; }
}