@font-face {
  font-family: 'KoPub Dotum';
  src: url('https://cdn.jsdelivr.net/npm/font-kopub@1.0/fonts/KoPubDotum-Medium.woff') format('woff');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'KoPub Batang';
  src: url('https://cdn.jsdelivr.net/npm/font-kopub@1.0/fonts/KoPubBatang-Medium.woff') format('woff');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'KoPub Batang';
  src: url('https://cdn.jsdelivr.net/npm/font-kopub@1.0/fonts/KoPubBatang-Bold.woff') format('woff');
  font-weight: 700;
  font-display: swap;
}

:root {
  --c-grey-100: #F4F4F2;
  --c-grey-800: #333A3F;
  --c-bronze: #8C7851;
  --c-grey-300: #C9C2B6;
  --c-ink-900: #1D2225;
  --font-display: 'KoPub Dotum', system-ui, sans-serif;
  --font-body: 'KoPub Batang', serif;
}

body {
  font-family: var(--font-body);
  background: var(--c-grey-100);
  color: var(--c-ink-900);
}
h1, h2, h3, .logo, .btn-tel { font-family: var(--font-display); }

header { background: var(--c-grey-100); border-bottom: 1px solid var(--c-grey-300); }
header .logo { font-weight: 500; font-size: 1.2rem; color: var(--c-ink-900); }
header nav a { color: var(--c-grey-800); font-size: 0.88rem; font-family: var(--font-display); }
header nav a:hover, header nav a:focus-visible { color: var(--c-bronze); }

.hero { background: var(--c-ink-900); color: var(--c-grey-100); }
.hero .container { max-width: 720px; }
.hero h1 { font-size: clamp(1.85rem, 4vw, 2.4rem); font-weight: 500; }
.hero .lead { margin-top: 0.9rem; color: #c7c4bd; max-width: 34rem; font-family: var(--font-body); }
.hero .btn-tel {
  margin-top: 1.4rem;
  display: inline-block;
  background: var(--c-bronze);
  color: #1d2225;
  padding: 0.8em 1.7em;
  border-radius: 2px;
  font-weight: 500;
}
.hero .btn-tel:hover { background: #a68e63; }

main section > h2 { font-family: var(--font-display); font-size: 1.4rem; color: var(--c-ink-900); margin-bottom: 1.3rem; }
main p { color: #414a50; }
main p + p { margin-top: 0.8rem; }

/* horizontal scroll comparison row */
.scroll-wrap { overflow-x: auto; padding-bottom: 0.6rem; -webkit-overflow-scrolling: touch; }
.range-row { display: flex; gap: 1rem; width: max-content; }
.range-card {
  flex: 0 0 220px;
  background: #fff;
  border: 1px solid var(--c-grey-300);
  border-radius: 4px;
  padding: 1.1rem 1.2rem;
}
.range-card .diam { font-family: var(--font-display); font-size: 1.15rem; color: var(--c-bronze); margin-bottom: 0.3rem; }
.range-card .len { font-size: 0.8rem; color: #6b7278; margin-bottom: 0.6rem; }
.range-card p { font-size: 0.88rem; color: #414a50; }
.scroll-hint { font-size: 0.8rem; color: #6b7278; margin-top: 0.5rem; font-family: var(--font-display); }

.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.fit-col { border-radius: 4px; padding: 1.1rem 1.2rem; background: #fff; border: 1px solid var(--c-grey-300); }
.fit-col h3 { font-family: var(--font-display); font-size: 1rem; margin-bottom: 0.7rem; }
.fit-col.good h3 { color: var(--c-bronze); }
.fit-col.bad h3 { color: var(--c-grey-800); }
.fit-col ul { display: grid; gap: 0.5rem; font-size: 0.9rem; color: #414a50; }

.danger-box {
  background: #ece6da;
  border: 1px solid var(--c-bronze);
  border-radius: 4px;
  padding: 1.1rem 1.2rem;
  margin-bottom: 1rem;
}
.danger-box .danger-label { display: inline-block; color: var(--c-bronze); font-weight: 700; font-family: var(--font-display); font-size: 0.82rem; margin-bottom: 0.5rem; }
.danger-box p { color: var(--c-ink-900); }

.review-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
blockquote.review {
  background: #fff;
  border: 1px solid var(--c-grey-300);
  padding: 1rem 1.1rem;
  font-size: 0.9rem;
  color: #414a50;
}
blockquote.review cite { display: block; margin-top: 0.5rem; font-style: normal; font-size: 0.8rem; color: var(--c-bronze); font-family: var(--font-display); }

.related-links { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.related-links a {
  border: 1px solid var(--c-grey-800);
  color: var(--c-grey-800);
  border-radius: 2px;
  padding: 0.5em 1.1em;
  font-size: 0.86rem;
  font-family: var(--font-display);
}
.related-links a:hover { background: var(--c-grey-800); color: #fff; }

.cta { background: var(--c-grey-800); color: var(--c-grey-100); }
.cta h3 { color: #fff; margin-bottom: 0.6rem; font-size: 1.3rem; }
.cta p { color: #c7c4bd; margin-bottom: 1.1rem; font-family: var(--font-body); }
.cta a[href^="tel:"] { background: var(--c-bronze); color: #1d2225; border-radius: 2px; font-weight: 500; }
.cta a[href^="tel:"]:hover { background: #a68e63; }

footer { background: var(--c-ink-900); color: #a9a49a; font-size: 0.85rem; font-family: var(--font-display); }
footer a { color: #a9a49a; }
footer nav a { margin-right: 0.2rem; }

figcaption { color: #414a50; margin-top: 0.5rem; font-family: var(--font-display); font-size: 0.85rem; }

@media (max-width: 780px) {
  .fit-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
}