:root {
  --main: #5FD3B0;
  --bg: #EEFAF5;
  --surface: #FFFFFF;
  --ink: #163B33;
  --sub: #257C67;
  --back2: #C9F1E4;
  --rule: #D6E6DF;
  --r-row: 16px;
  --r-button: 20px;
  color-scheme: only light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--sub); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
a:focus-visible { outline: 3px solid var(--main); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.wrap--wide { max-width: 960px; }
.top { border-bottom: 1px solid var(--rule); }
.top__in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-top: 14px; padding-bottom: 14px; }
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-size: 18px; font-weight: 800; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.nav a { color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 600; padding: 6px 0; }
.nav a[aria-current="page"] { color: var(--sub); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }
h1 { font-size: 30px; font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; margin: 48px 0 16px; }
h2 { font-size: 21px; font-weight: 800; line-height: 1.4; letter-spacing: -0.01em; margin: 48px 0 12px; }
h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin: 28px 0 6px; }
p { margin: 0 0 12px; }
ul, ol { margin: 0 0 12px; padding-left: 22px; }
li { margin: 0 0 6px; }
li::marker { color: var(--sub); }
strong { font-weight: 700; }
.lead { font-size: 18px; line-height: 1.65; }
.note, .fine { font-size: 14px; color: var(--sub); }
.toc { margin: 24px 0 8px; padding: 16px 20px; border: 1px solid var(--rule); border-radius: var(--r-row); }
.toc__t { font-size: 15px; font-weight: 700; margin: 0 0 6px; }
.toc ul { list-style: none; padding: 0; margin: 0; columns: 2 240px; column-gap: 24px; }
.toc li { font-size: 15px; margin: 0 0 4px; break-inside: avoid; }
.legal h2 { font-size: 19px; margin: 40px 0 10px; padding-top: 20px; border-top: 1px solid var(--rule); }
.legal__p, .legal__li { font-size: 16px; line-height: 1.75; }
.hero { background: var(--bg); }
.hero__in { padding-top: 56px; padding-bottom: 56px; }
.hero h1 { font-size: 34px; margin: 20px 0 14px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border-radius: var(--r-button); background: var(--ink); color: #FFFFFF; font-size: 17px; font-weight: 800; text-decoration: none; }
.btn:hover { color: #FFFFFF; background: #0F2B25; }
.btn:focus-visible { outline: 3px solid var(--main); outline-offset: 3px; }
.fts { list-style: none; padding: 0; margin: 0; }
.ft { display: flex; align-items: flex-start; gap: 16px; margin: 0; padding: 20px 0; border-top: 1px solid var(--rule); scroll-margin-top: 16px; }
.ft__img { flex: none; display: block; width: clamp(96px, 30vw, 120px); height: auto; border: 1px solid var(--rule); border-radius: var(--r-row); background: var(--bg); }
.ft__body { min-width: 0; }
.ft__t { margin: 0 0 6px; }
.ft__p { margin: 0; font-size: 15px; line-height: 1.7; }
.tag { display: inline-block; margin-left: 4px; padding: 0 6px; border: 1px solid var(--main); border-radius: 6px; color: var(--sub); font-size: 13px; font-weight: 700; line-height: 20px; vertical-align: 2px; }
.plans__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.plans__grid + .fine { margin-top: 16px; }
.plan { padding: 20px 22px; border: 1px solid var(--rule); border-radius: var(--r-row); }
.plan--plus { border-color: var(--main); }
.plan h3 { font-size: 18px; margin: 0 0 8px; }
.price { list-style: none; padding: 12px 0 0; margin: 12px 0 0; border-top: 1px solid var(--rule); }
.price li { display: flex; justify-content: space-between; gap: 12px; margin: 0 0 4px; }
.price b { font-weight: 800; }
.faq h2 { padding-top: 20px; border-top: 1px solid var(--rule); }
.mailbox { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; margin: 16px 0; padding: 16px 20px; border: 1px solid var(--rule); border-radius: var(--r-row); }
.mail { font-weight: 800; color: var(--ink); -webkit-user-select: all; user-select: all; }
.mailbox .mail { font-size: 18px; }
.foot { margin-top: 72px; padding: 24px 0 40px; border-top: 1px solid var(--rule); font-size: 14px; color: var(--sub); }
.foot p { margin: 0 0 4px; }
.foot .mail { font-weight: 600; color: var(--sub); }
@media (min-width: 640px) {
  .fts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 32px; padding-top: 8px; }
  .ft { flex-direction: column; padding: 0; border-top: 0; }
  .ft__img { width: 100%; max-width: 220px; }
  .ft--text { grid-column: 1 / -1; padding: 20px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
  .ft--text .ft__body { max-width: 640px; }
}
@media (min-width: 900px) {
  .fts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 480px) {
  h1 { font-size: 26px; margin-top: 36px; }
  .hero h1 { font-size: 28px; }
  .hero__in { padding-top: 40px; padding-bottom: 40px; }
}