:root { color-scheme: light; --paper: #f7f3eb; --ink: #24211d; --muted: #625c54; --line: #d6cec0; --accent: #872f24; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.9 "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif; }
a { color: var(--accent); text-underline-offset: .25em; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.skip { position: absolute; top: -80px; left: 20px; background: white; padding: 8px; }
.skip:focus { top: 8px; z-index: 10; }
.site-header { background: var(--ink); color: #fffdf8; }
.header-inner { max-width: 1120px; margin: auto; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.site-header a { color: inherit; }
.site-header a:focus-visible { outline-color: #fffdf8; }
.brand { font-size: 14px; font-weight: 600; letter-spacing: .1em; text-decoration: none; }
.header-link { font-size: 14px; display: inline-flex; min-height: 44px; align-items: center; }
main { max-width: 1120px; padding: 28px 24px 72px; margin: auto; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 13px; color: var(--muted); }
.intro { max-width: 850px; padding: 44px 0 32px; }
.eyebrow { color: var(--accent); font-size: 14px; margin: 0 0 12px; }
h1, h2, h3, p, li, dd, dt, figcaption { word-break: keep-all; overflow-wrap: anywhere; }
h1, h2, h3 { font-family: "Shippori Mincho", "Yu Mincho", serif; font-weight: 500; }
h1 { font-size: clamp(30px, 4vw, 46px); line-height: 1.5; margin: 0 0 22px; }
h2 { font-size: clamp(24px, 3vw, 32px); line-height: 1.6; margin: 0 0 16px; }
h3 { font-size: 22px; line-height: 1.6; margin: 0 0 12px; }
p { margin: 12px 0; }
.lead { font-size: 18px; max-width: 44em; }
.case-gallery { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 1fr); gap: 24px; align-items: start; margin: 0 0 40px; }
figure { min-width: 0; margin: 0; }
figure img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
figcaption { font-size: 13px; color: var(--muted); margin-top: 8px; }
.reading { max-width: 800px; }
.reading section { padding: 30px 0; border-top: 1px solid var(--line); }
.reading ul { padding-left: 1.4em; }
.reading li + li { margin-top: 10px; }
.note { color: var(--muted); font-size: 14px; }
.price-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.price-plan { background: #fffdf8; border: 1px solid var(--line); padding: 24px; }
dl { margin: 0; }
dt { margin: 16px 0 2px; font-size: 14px; color: var(--muted); }
dd { margin: 0; font-size: 20px; font-weight: 600; }
.next { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 30px; }
.next a { display: inline-flex; align-items: center; min-height: 44px; margin: 0 24px 8px 0; }
.consultation { margin-top: 40px; padding: 30px; background: #eee8dc; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 52px; margin-top: 16px; padding: 12px 24px; color: #fffdf8; background: var(--accent); text-align: center; text-decoration: none; font-weight: 600; }
footer { padding: 32px 24px; border-top: 1px solid var(--line); font-size: 14px; }
.footer-inner { max-width: 1072px; margin: auto; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
@media (max-width: 700px) {
  main { padding: 20px 20px 48px; }
  .header-inner { padding: 12px 20px; gap: 16px; }
  .brand { font-size: 12px; }
  .header-link { font-size: 12px; flex-shrink: 0; }
  .intro { padding-top: 28px; }
  .lead { font-size: 16px; }
  .case-gallery, .price-grid { grid-template-columns: 1fr; }
  .case-gallery .mobile { width: min(65%, 240px); }
  .consultation { padding: 22px; }
  .button { width: 100%; padding-inline: 12px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }