:root {
  --text: #111;
  --muted: #6b6b6b;
  --line: #e6e6e6;
  --bg: #fff;
  --navy: #173a7a;
  --navy-soft: #eaf0fa;
  --panel: #f5f8fc;
  --font: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 400 16px/1.7 var(--font);
  color: var(--text);
  background: var(--bg);
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, p, dl, dd { margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 16px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }

/* Header */
.header { border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; gap: 32px; height: 64px; }
.logo { display: flex; align-items: center; font-weight: 700; letter-spacing: -.01em; }
.logo__img { height: 36px; width: auto; max-width: 180px; object-fit: contain; }
.header__nav { display: flex; gap: 24px; margin-left: auto; font-size: .95rem; color: var(--muted); }
.header__nav a:hover, .header__tel:hover { color: var(--text); }
.header__tel { font-size: .95rem; color: var(--muted); }

/* Intro */
.intro { padding: 72px 0 88px; }
.intro__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.intro h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); font-weight: 700; line-height: 1.3; letter-spacing: -.03em; }
.lead { margin: 20px 0 32px; color: var(--muted); white-space: pre-line; }
.intro img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 4px; }

.btn {
  display: inline-block; padding: 13px 28px;
  background: var(--text); color: #fff; font-weight: 600; font-size: .95rem; border-radius: 4px;
}
.btn:hover { background: #333; }

/* Main banner: natural aspect ratio, never cropped. */
.banner { padding: 0 0 72px; }
.banner img { width: 100%; max-width: 860px; height: auto; margin: 0 auto; border-radius: 8px; }

/* Why panel */
.why { padding: 0 0 88px; }
.why__panel { padding: 56px 48px; background: var(--panel); border-radius: 20px; text-align: center; }
.why__label {
  display: inline-block; padding: 6px 18px; margin-bottom: 18px;
  background: var(--navy); color: #fff; font-size: .88rem; font-weight: 600; border-radius: 999px;
}
.why__title { font-size: clamp(1.7rem, 4.2vw, 2.6rem); font-weight: 800; letter-spacing: -.035em; line-height: 1.3; }
.why__title em { font-style: normal; color: var(--navy); }
.why__sub { margin: 10px 0 36px; color: var(--muted); font-size: 1.05rem; }
.why__grid { list-style: none; padding: 0; margin: 0 0 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; text-align: left; }
.why__card {
  display: flex; gap: 20px; align-items: center; padding: 24px;
  background: #fff; border-radius: 14px; box-shadow: 0 1px 3px rgba(17, 30, 60, .06);
}
.why__icon {
  flex: none; display: grid; place-items: center; width: 72px; height: 72px;
  background: var(--navy-soft); color: var(--navy); border-radius: 50%;
}
.icon { width: 34px; height: 34px; }
.icon--img { object-fit: contain; }
.why__card strong { display: block; font-size: 1.12rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.why__card p { color: var(--muted); font-size: .95rem; line-height: 1.6; }
.why__cta {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 18px 24px; background: var(--navy); color: #fff; font-weight: 600; font-size: 1.05rem; border-radius: 999px;
}
.why__cta:hover { background: #102c60; }
.why__cta span { font-size: 1.4rem; line-height: 1; }

/* Sections */
.section { padding: 64px 0; border-top: 1px solid var(--line); }
.section h2 { font-size: 1.15rem; font-weight: 700; margin-bottom: 24px; }
.two-col { display: grid; grid-template-columns: 240px 1fr; gap: 32px; }
.two-col h2 { margin-bottom: 0; }

.rows { list-style: none; padding: 0; margin: 0; }
.rows > li, .rows > div { padding: 16px 0; border-bottom: 1px solid var(--line); }
.rows > :first-child { padding-top: 0; }
.rows > :last-child { border-bottom: 0; }
.rows strong, .rows dt { font-weight: 600; }
.rows p, .rows dd { margin: 4px 0 0; color: var(--muted); }
.rows--menu li { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; }
.price { flex: none; font-variant-numeric: tabular-nums; }

.gallery { list-style: none; padding: 0; margin: 0; display: grid; gap: 32px 20px; grid-template-columns: repeat(3, 1fr); }
.gallery img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; border-radius: 4px; margin-bottom: 10px; }
.gallery span { font-size: .9rem; color: var(--muted); }

.info > div { display: grid; grid-template-columns: 96px 1fr; padding: 12px 0; border-bottom: 1px solid var(--line); }
.info > div:first-child { padding-top: 0; }
.info > div:last-child { border-bottom: 0; }
.info dt { color: var(--muted); }

/* Contact */
.contact { padding: 80px 0; border-top: 1px solid var(--line); text-align: center; }
.contact a { display: inline-block; margin: 8px 0; font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 700; letter-spacing: -.02em; }
.contact .muted { font-size: .9rem; }

/* Footer */
.footer { padding: 40px 0 48px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--muted); }
.footer p:first-child { color: var(--text); font-weight: 600; margin-bottom: 4px; }
.footer__notice { margin-top: 12px; }

/* Mobile call bar */
.callbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: none; padding: 16px; text-align: center;
  background: var(--text); color: #fff; font-weight: 600;
}

@media (max-width: 860px) {
  .intro__grid { grid-template-columns: 1fr; gap: 40px; }
  .two-col { grid-template-columns: 1fr; gap: 16px; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .why__panel { padding: 40px 20px; }
  .why__grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .intro { padding: 40px 0 56px; }
  .why { padding-bottom: 56px; }
  .why__card { padding: 18px; gap: 16px; }
  .why__icon { width: 56px; height: 56px; }
  .icon { width: 28px; height: 28px; }
  .section { padding: 48px 0; }
  .gallery { gap: 20px 12px; }
  .header__nav, .header__tel { display: none; }
  .footer { padding-bottom: 96px; }
  .callbar { display: block; }
}