*, *::before, *::after { box-sizing: border-box; }

/* 方向：生成りの紙と午後の窓の光。明朝の見出し、罫線だけの料金表、色面 1 枚 */
:root {
  --paper: #f5efe4;
  --paper-alt: #ede4d5;
  --ink: #3a2f26;
  --ink-2: #5c4f43;
  --ink-3: #74655a;
  --line: rgba(58, 47, 38, .16);
  --line-strong: rgba(58, 47, 38, .6);
  --accent: #9a5534;
  --accent-ink: #874a2d;
  --plane: #d8c2a3;
  --serif: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Meiryo", sans-serif;
  --ease: cubic-bezier(.2, 0, 0, 1);
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.5; margin: 0; }
p { margin: 0 0 16px; }
a { color: var(--accent-ink); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.container { width: min(1120px, 100% - 48px); margin-inline: auto; }
.fake { font-family: var(--sans); font-size: .5em; color: var(--ink-3); vertical-align: middle; letter-spacing: 0; }
.note { font-size: .8125rem; color: var(--ink-3); margin: 12px 0 0; }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.logo { font-family: var(--serif); font-size: 1.375rem; letter-spacing: .06em; text-decoration: none; color: var(--ink); }
.nav { display: flex; gap: 28px; font-size: .875rem; }
.nav a { text-decoration: none; color: var(--ink-2); transition: color 160ms var(--ease); }
.nav a:hover { color: var(--accent-ink); }

/* hero */
.hero { padding: 64px 0 96px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.hero-sub { font-size: .875rem; color: var(--ink-3); margin-bottom: 24px; }
.hero h1 { font-size: clamp(2.25rem, 6vw, 4rem); letter-spacing: .02em; line-height: 1.25; margin-bottom: 32px; }
.hero h1 .fake { display: block; margin-top: 8px; font-size: .875rem; }
.hero-catch { font-family: var(--serif); font-size: clamp(1.125rem, 2.4vw, 1.375rem); line-height: 2; margin-bottom: 40px; }
.hero-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.hero-actions .note { margin: 0; }

.hero-plane { position: relative; aspect-ratio: 4 / 5; background: var(--plane); overflow: hidden; color: rgba(58, 47, 38, .35); }
.hero-plane::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 28%; background: var(--accent); }
.hero-letter { position: absolute; left: 10%; top: 2%; font-family: var(--serif); font-size: clamp(10rem, 24vw, 20rem); line-height: 1; color: #f5efe4; }
.hero-line { position: absolute; width: 86%; right: -18%; bottom: 8%; z-index: 1; }

/* buttons */
.btn { display: inline-block; padding: 14px 32px; border-radius: 4px; border: 1px solid transparent; font: inherit; font-size: .9375rem; text-decoration: none; cursor: pointer; transition: background-color 160ms var(--ease), color 160ms var(--ease); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent-ink); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { background: transparent; color: var(--ink-3); border-color: var(--line-strong); cursor: not-allowed; transform: none; }

/* sections */
section[id] { scroll-margin-top: 72px; }
.section { padding: 112px 0; }
.section-alt { background: var(--paper-alt); }
.split { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 64px; align-items: start; }
.section-title { font-size: 1.75rem; letter-spacing: .04em; }

/* features */
.features { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.feature { border-top: 1px solid var(--line-strong); padding-top: 20px; }
.feature-num { display: block; font-family: var(--serif); font-size: 1.5rem; color: var(--accent-ink); margin-bottom: 16px; }
.feature h3 { font-size: 1.1875rem; margin-bottom: 12px; }
.feature p { font-size: .9375rem; color: var(--ink-2); margin: 0; }

/* menu */
.menu-groups { display: grid; gap: 48px; }
.menu-block h3 { font-size: 1.1875rem; padding-bottom: 12px; border-bottom: 1px solid var(--line-strong); }
.price-list { margin: 0; }
.price-list div { display: flex; align-items: baseline; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.price-list dd { margin: 0 0 0 auto; white-space: nowrap; font-variant-numeric: tabular-nums; font-size: 1.0625rem; }
/* 署名：料金をつなぐ点線のリーダー */
.price-list dt { display: flex; align-items: baseline; flex: 1; gap: 12px; }
.price-list dt::after { content: ""; flex: 1; min-width: 24px; border-bottom: 1px dotted var(--line-strong); transform: translateY(-4px); }

/* staff */
.staff-list { display: grid; gap: 0; }
.staff { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 32px; align-items: start; padding: 32px 0; border-top: 1px solid var(--line); }
.staff:first-child { border-top: 1px solid var(--line-strong); }
.avatar { width: 120px; height: 120px; }
.staff h3 { font-size: 1.3125rem; margin-bottom: 4px; }
.staff h3 .fake { font-size: .625em; }
.role { font-size: .8125rem; color: var(--ink-3); margin-bottom: 12px; }
.staff p:last-child { color: var(--ink-2); margin: 0; }

/* access */
.access-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.map { margin: 0; }
.map svg { width: 100%; height: auto; display: block; border: 1px solid var(--line); }
.map figcaption { font-size: .8125rem; color: var(--ink-3); margin-top: 8px; }
.info h3 { font-size: 1.0625rem; padding-bottom: 8px; border-bottom: 1px solid var(--line-strong); }
.info-list { margin: 0 0 40px; font-size: .9375rem; }
.info-list:last-child { margin-bottom: 0; }
.info-list div { display: grid; grid-template-columns: 5.5em minmax(0, 1fr); gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.info-list dt { color: var(--ink-3); }
.info-list dd { margin: 0; font-variant-numeric: tabular-nums; }

/* form */
.form-notice { margin: 16px 0 0; padding-left: 12px; border-left: 2px solid var(--accent); font-size: .875rem; color: var(--ink-2); }
.contact-form { display: grid; gap: 24px; max-width: 560px; }
.contact-form label { display: grid; gap: 8px; font-size: .875rem; color: var(--ink-2); }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; font: inherit; font-size: 1rem; padding: 12px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fbf8f2; color: var(--ink);
  transition: border-color 160ms var(--ease);
}
.contact-form input:hover, .contact-form select:hover, .contact-form textarea:hover { border-color: var(--ink); }
.contact-form .btn { justify-self: start; }

/* footer */
.site-footer { background: var(--ink); color: #d9cebf; padding: 40px 0 48px; font-size: .8125rem; }
.site-footer p { margin: 4px 0; }
.site-footer a { color: #f5efe4; }
.site-footer a:focus-visible { outline-color: #f5efe4; }
.sample-label { font-size: .9375rem; color: #f5efe4; }

/* 出現：scroll-triggered fade-up（shared/reveal.js） */
.reveal-on [data-reveal] { opacity: 0; transform: translateY(12px); transition: opacity 480ms var(--ease), transform 480ms var(--ease); transition-delay: var(--reveal-delay, 0ms); }
.reveal-on [data-reveal].is-in { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 32px; }
  .features { grid-template-columns: 1fr; gap: 32px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-plane { aspect-ratio: 16 / 9; }
  .hero-letter { font-size: clamp(8rem, 30vw, 14rem); top: -4%; }
  .hero-line { width: 52%; right: -6%; bottom: 4%; }
}

@media (max-width: 640px) {
  .access-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
  .container { width: calc(100% - 40px); }
  .header-inner { height: auto; padding: 8px 0 0; flex-direction: column; align-items: flex-start; gap: 0; }
  .logo { line-height: 1.2; }
  .nav { gap: 20px; font-size: .8125rem; }
  .nav a { padding: 10px 0; }
  section[id] { scroll-margin-top: 96px; }
  .hero { padding: 40px 0 64px; }
  .section { padding: 72px 0; }
  .section-title { font-size: 1.5rem; }
  .staff { grid-template-columns: 88px minmax(0, 1fr); gap: 20px; }
  .avatar { width: 88px; height: 88px; }
  .contact-form .btn { justify-self: stretch; }
}

/* 印刷・PDF では出現前の要素も表示する */
@media print {
  .reveal-on [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}