@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+KR:wght@400;500;700&display=swap");

@font-face {
  font-family: "GmarketSansMedium";
  src: url("https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/GmarketSansMedium.woff") format("woff");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "GmarketSansMedium";
  src: url("https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/GmarketSansBold.woff") format("woff");
  font-weight: 700;
  font-display: swap;
}

:root {
  --color-bg: #FFFFFF;
  --color-ink: #14303F;
  --color-accent: #3D7EA6;
  --color-warn: #E07A3F;
  --color-surface: #E9EEF1;
  --font-display: "GmarketSansMedium", system-ui, -apple-system, "Malgun Gothic", sans-serif;
  --font-body: "IBM Plex Sans KR", system-ui, -apple-system, "Malgun Gothic", sans-serif;
}

body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
}

/* ---- header ---- */
.site-header {
  border-bottom: 1px solid var(--color-surface);
}
.site-header__logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-ink);
}
.site-header__nav a {
  font-size: 0.92rem;
  color: var(--color-ink);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.site-header__nav a:hover,
.site-header__nav a:focus-visible {
  border-bottom-color: var(--color-accent);
}

/* ---- hero ---- */
.hero {
  background: var(--color-surface);
  display: grid;
  gap: 1rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}
.hero__lead {
  font-size: 1.05rem;
  max-width: 46em;
}
.hero__cta {
  background: var(--color-warn);
  color: var(--color-ink);
  border-radius: 4px;
  padding: 0.85em 1.5em;
  font-weight: 700;
  width: fit-content;
}

/* ---- layout: 좌측 스티키 요약표 + 우측 스크롤 본문 ---- */
.cost-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
  padding-block: clamp(2rem, 5vw, 3rem);
}
.cost-summary {
  position: sticky;
  top: 1rem;
  background: var(--color-surface);
  border-radius: 6px;
  padding: 1.25rem;
}
.cost-summary h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}
.cost-summary table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.cost-summary th,
.cost-summary td {
  text-align: left;
  padding: 0.5em 0.25em;
  border-bottom: 1px solid #FFFFFF;
}
.cost-summary__notice {
  margin-top: 0.9rem;
  font-size: 0.8rem;
  color: var(--color-ink);
  border-top: 2px solid var(--color-accent);
  padding-top: 0.6rem;
}
.cost-content h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-ink);
  padding-bottom: 0.4rem;
  border-bottom: 3px solid var(--color-accent);
  display: inline-block;
}

@media (max-width: 860px) {
  .cost-layout {
    grid-template-columns: 1fr;
  }
  .cost-summary {
    position: static;
  }
}

/* ---- notice ---- */
.notice {
  background: #FFF3EB;
  border-left: 4px solid var(--color-warn);
  border-radius: 4px;
}
.notice h3 {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-size: 1.05rem;
}

/* ---- 후기 ---- */
.reviews h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
}
.reviews blockquote {
  background: var(--color-surface);
  border-radius: 6px;
  font-size: 0.92rem;
}
.reviews cite {
  color: var(--color-ink);
  font-size: 0.85rem;
  font-weight: 500;
}

/* ---- figure ---- */
figure {
  max-width: 450px;
}
figure figcaption {
  font-size: 0.85rem;
  color: var(--color-ink);
  text-align: center;
}

/* ---- CTA block ---- */
.cta-block {
  background: var(--color-ink);
  color: #FFFFFF;
}
.cta-block__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}
.cta-block__button {
  background: var(--color-warn);
  color: var(--color-ink);
  border-radius: 4px;
  font-weight: 700;
}

/* ---- related links ---- */
.related-links {
  border-top: 1px solid var(--color-surface);
}
.related-links__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.related-links a {
  background: var(--color-surface);
  border-radius: 4px;
  padding: 0.5em 0.9em;
  font-size: 0.9rem;
}
.related-links a:hover,
.related-links a:focus-visible {
  background: var(--color-ink);
  color: #FFFFFF;
}

/* ---- footer ---- */
.site-footer {
  background: var(--color-ink);
  color: #C7D3D9;
  font-size: 0.85rem;
}
.site-footer nav a:hover,
.site-footer nav a:focus-visible {
  color: #FFFFFF;
}