@charset "UTF-8";
/* ==========================================================================
   みなと整体院 — Swiss Modernism 2.0
   12-column grid / 8px base unit / no shadow, no radius, no gradient
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd, ul, ol, table, th, td, fieldset, legend {
  margin: 0; padding: 0;
}
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; height: auto; }
table { border-collapse: collapse; border-spacing: 0; width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---------- 2. Tokens ---------- */
:root {
  /* palette */
  --primary: #0891B2;
  --primary-fg: #FFFFFF;
  --secondary: #22D3EE;
  --secondary-fg: #0F172A;
  --accent: #16A34A;
  --accent-fg: #FFFFFF;
  --background: #F0FDFA;
  --foreground: #134E4A;
  --card: #FFFFFF;
  --muted: #E8F1F6;
  --muted-fg: #64748B;
  --border: #CCFBF1;
  --rule: #0F3B38;           /* 主罫線: 十分な濃さで「正確さ」を出す */

  /* grid & spacing — 8px base */
  --grid-columns: 12;
  --base-unit: 8px;
  --grid-gap: 24px;
  --s1: 8px; --s2: 16px; --s3: 24px; --s4: 32px;
  --s6: 48px; --s8: 64px; --s10: 80px;
  --page-pad: 20px;
  --maxw: 1240px;

  /* type */
  --font-head: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
}

/* ---------- 3. Base ---------- */
body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.9;
  color: var(--foreground);
  background: var(--background);
  overflow-x: hidden;
  font-feature-settings: "palt" 1;
}
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.35; letter-spacing: -0.01em; }
strong { font-weight: 700; }

:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; }

.en { font-family: var(--font-en); font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; }

.skip-link {
  position: absolute; left: 0; top: -100px; z-index: 200;
  background: var(--foreground); color: #fff; padding: 12px 20px;
}
.skip-link:focus { top: 0; }

/* ---------- 4. Layout grid ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--page-pad);
  padding-right: var(--page-pad);
}
.section { padding-block: var(--s8); border-top: 1px solid var(--rule); }
.section--flush { border-top: 0; }

/* セクション: 左に番号+英語ラベル / 右に本体 */
.block { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--grid-gap); }
.block__label { grid-column: 1 / -1; }
.block__body  { grid-column: 1 / -1; }

.idx {
  font-family: var(--font-en); font-weight: 700; font-size: 13px;
  letter-spacing: 0.18em; color: var(--primary);
  display: block; margin-bottom: var(--s1);
}
.section-title { font-size: clamp(1.5rem, 4.5vw, 2.25rem); font-weight: 900; letter-spacing: -0.02em; }
.section-lead { color: var(--muted-fg); margin-top: var(--s2); max-width: 60ch; }

/* ---------- 5. Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--background);
  border-bottom: 1px solid var(--rule);
}
.site-header .container {
  display: flex; align-items: stretch; justify-content: space-between;
  min-height: 64px;
}
.site-logo {
  display: flex; flex-direction: column; justify-content: center;
  padding-block: 10px;
  font-family: var(--font-head); font-weight: 900;
  font-size: 1.05rem; line-height: 1.2; letter-spacing: -0.01em;
}
.site-logo small {
  font-family: var(--font-en); font-weight: 500;
  font-size: 9px; letter-spacing: 0.2em; color: var(--muted-fg);
  margin-top: 3px;
}
.nav-toggle {
  width: 48px; height: 48px; align-self: center;
  border: 1px solid var(--rule);
  display: grid; place-items: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 20px; height: 1px; background: var(--foreground);
}
.nav-toggle span { position: relative; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after  { top: 6px; }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-open span::after  { top: 0; transform: rotate(-45deg); }

.site-nav { display: none; }
.site-nav.is-open {
  display: block;
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--background);
  border-bottom: 1px solid var(--rule);
}
.site-nav a {
  display: flex; align-items: center;
  min-height: 52px; padding: 0 var(--page-pad);
  border-top: 1px solid var(--border);
  font-size: 0.95rem;
}
.site-nav a.is-active { color: var(--primary); font-weight: 700; }

/* ---------- 6. Hero (テキスト＋罫線のみ) ---------- */
.hero { border-bottom: 1px solid var(--rule); padding-block: var(--s8) var(--s6); }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: var(--s1) var(--s3);
  font-family: var(--font-en); font-size: 11px; letter-spacing: 0.16em;
  color: var(--muted-fg); text-transform: uppercase;
  padding-bottom: var(--s3); border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-weight: 900;
  font-size: clamp(2.1rem, 9.5vw, 5.25rem);
  line-height: 1.14; letter-spacing: -0.035em;
  margin-top: var(--s4);
}
.hero__rule { height: 1px; background: var(--rule); margin-top: var(--s4); }
.hero__figure { margin-top: var(--s4); }
.hero__figure img {
  display: block; width: 100%; height: auto;
  aspect-ratio: 4 / 3; object-fit: cover; object-position: center;
  background: var(--muted);
  border-radius: 0; box-shadow: none;
}
.hero__figure figcaption {
  font-family: var(--font-body); font-size: 0.85rem; letter-spacing: 0.02em;
  color: var(--muted-fg);
  padding-top: var(--s2); margin-top: var(--s2);
  border-top: 1px solid var(--border);
}
.hero__cols { margin-top: var(--s4); }
.hero__lede { font-size: 1rem; max-width: 44ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s4); }
.hero__facts { margin-top: var(--s6); border-top: 1px solid var(--rule); }
.fact { border-bottom: 1px solid var(--border); padding-block: var(--s2); }
.fact dt { font-family: var(--font-en); font-size: 11px; letter-spacing: 0.16em; color: var(--muted-fg); }
.fact dd { font-family: var(--font-en); font-weight: 700; font-size: 1.6rem; line-height: 1.35; letter-spacing: -0.02em; }
.fact dd span { font-family: var(--font-body); font-size: 0.85rem; font-weight: 400; letter-spacing: 0; }

/* ---------- 7. Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: space-between; gap: var(--s2);
  min-height: 48px; padding: 12px 20px;
  font-family: var(--font-body); font-weight: 700; font-size: 0.95rem;
  border: 1px solid var(--rule);
  transition: background-color .15s linear, color .15s linear;
}
.btn::after { content: "\2192"; font-family: var(--font-en); }
.btn-accent  { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn-accent:hover  { background: #12803A; border-color: #12803A; }
.btn-primary { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }
.btn-primary:hover { background: #056B8B; border-color: #056B8B; }
.btn-outline { background: transparent; color: var(--foreground); }
.btn-outline:hover { background: var(--foreground); color: #fff; }

/* ---------- 8. Numbered list (01 / 02 / 03) ---------- */
.numlist { border-top: 1px solid var(--rule); }
.numitem {
  display: grid; grid-template-columns: 1fr; gap: var(--s1);
  padding-block: var(--s3);
  border-bottom: 1px solid var(--border);
}
.numitem__no {
  font-family: var(--font-en); font-weight: 700;
  font-size: 2.25rem; line-height: 1; letter-spacing: -0.03em;
  color: var(--primary);
}
.numitem h3 { font-size: 1.1rem; }
.numitem p { color: var(--muted-fg); font-size: 0.94rem; }

/* ---------- 9. Symptom list ---------- */
.symptoms { border-top: 1px solid var(--rule); display: grid; grid-template-columns: 1fr; counter-reset: sym; }
.symptoms li {
  border-bottom: 1px solid var(--border);
  padding-block: var(--s2);
  display: flex; gap: var(--s2); align-items: baseline;
  font-size: 0.98rem;
}
.symptoms li::before {
  content: counter(sym, decimal-leading-zero);
  counter-increment: sym;
  font-family: var(--font-en); font-weight: 700; font-size: 0.8rem;
  color: var(--primary); flex: 0 0 auto;
}

/* ---------- 10. Flow (STEP) ---------- */
.flow { border-top: 1px solid var(--rule); }
.flow-step { border-bottom: 1px solid var(--border); padding-block: var(--s3); }
.flow-step .step-no {
  font-family: var(--font-en); font-weight: 700; font-size: 11px;
  letter-spacing: 0.2em; color: var(--primary); display: block;
}
.flow-step h3 { font-size: 1.05rem; margin-top: var(--s1); }
.flow-step p { color: var(--muted-fg); font-size: 0.94rem; }

/* ---------- 11. CTA ---------- */
.cta { background: var(--primary); color: var(--primary-fg); padding: var(--s6) var(--s3); }
.cta h2 { font-size: clamp(1.4rem, 5vw, 2.25rem); font-weight: 900; letter-spacing: -0.02em; }
.cta .idx { color: #CFFAFE; }
.cta__rule { height: 1px; background: rgba(255,255,255,.45); margin-block: var(--s3); }
.cta .tel {
  font-family: var(--font-en); font-weight: 700;
  font-size: clamp(2rem, 8.5vw, 3.5rem); line-height: 1.15; letter-spacing: -0.03em;
  display: inline-block; color: #fff;
}
.cta p { color: #ECFEFF; }

/* ---------- 12. Menu list (料金) ---------- */
.menu-list { border-top: 1px solid var(--rule); }
.menu-item {
  display: grid; grid-template-columns: 1fr auto;
  align-items: start; gap: var(--s1) var(--s2);
  padding-block: var(--s3);
  border-bottom: 1px solid var(--border);
}
.menu-item__no {
  grid-column: 1 / -1;
  font-family: var(--font-en); font-weight: 700; font-size: 11px;
  letter-spacing: 0.2em; color: var(--muted-fg);
}
.menu-item h3 { font-size: 1.05rem; }
.menu-item .desc { color: var(--muted-fg); font-size: 0.92rem; }
.menu-item .price {
  font-family: var(--font-en); font-weight: 700;
  font-size: 1.35rem; letter-spacing: -0.02em; white-space: nowrap;
}

/* ---------- 13. Page header ---------- */
.page-header { padding-block: var(--s8) var(--s6); border-bottom: 1px solid var(--rule); }
.page-header h1 {
  font-size: clamp(1.9rem, 7.5vw, 4rem); font-weight: 900;
  letter-spacing: -0.03em; margin-top: var(--s1);
}
.page-header .lead { color: var(--muted-fg); margin-top: var(--s2); max-width: 56ch; }

/* ---------- 14. Prose ---------- */
.prose { max-width: 62ch; }
.prose p + p { margin-top: var(--s3); }

/* ---------- 15. Staff ---------- */
.staff { border-top: 1px solid var(--rule); }
.staff-card {
  display: grid; grid-template-columns: 1fr; gap: var(--s3);
  padding-block: var(--s6); border-bottom: 1px solid var(--border);
}
.staff-card img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: var(--muted); }
.staff-card__no { font-family: var(--font-en); font-weight: 700; font-size: 11px; letter-spacing: 0.2em; color: var(--primary); }
.staff-card h3 { font-size: 1.35rem; margin-top: var(--s1); }
.staff-card .role {
  font-size: 0.85rem; color: var(--muted-fg); letter-spacing: 0.04em;
  padding-bottom: var(--s2); border-bottom: 1px solid var(--border); margin-bottom: var(--s2);
}
.staff-card .note { font-size: 0.85rem; color: var(--muted-fg); margin-top: var(--s2); }

/* ---------- 16. Info table ---------- */
.info-table { border-top: 1px solid var(--rule); }
.info-table tr { display: block; }
.info-table th, .info-table td {
  text-align: left; vertical-align: top;
  padding: var(--s2) 0; border-bottom: 1px solid var(--border);
  font-weight: 400;
}
.info-table th {
  font-family: var(--font-head); font-weight: 700; font-size: 0.85rem;
  color: var(--muted-fg); display: block; border-bottom: 0; padding-bottom: 0;
}
.info-table td { display: block; padding-top: 2px; }

/* ---------- 17. Access ---------- */
.map-frame {
  border: 1px solid var(--rule);
  background: var(--muted);
  aspect-ratio: 4 / 3;
  display: grid; place-items: center;
  font-family: var(--font-en); font-size: 11px; letter-spacing: 0.2em; color: var(--muted-fg);
}
.route { border-top: 1px solid var(--rule); }
.route-item { padding-block: var(--s3); border-bottom: 1px solid var(--border); }
.route-item h3 { font-size: 1.05rem; margin-top: var(--s1); }
.route-item p { color: var(--muted-fg); font-size: 0.94rem; }
.route-item .step-no {
  font-family: var(--font-en); font-weight: 700; font-size: 11px;
  letter-spacing: 0.2em; color: var(--primary); display: block;
}

/* ---------- 18. Form ---------- */
.contact-form { border-top: 1px solid var(--rule); max-width: 720px; }
.form-row { padding-block: var(--s3); border-bottom: 1px solid var(--border); }
.form-row label, .form-label-static {
  display: block; font-family: var(--font-head); font-weight: 700;
  font-size: 0.85rem; letter-spacing: 0.04em; margin-bottom: var(--s1);
}
.req { color: #B91C1C; font-family: var(--font-en); }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; min-height: 48px; padding: 10px 12px;
  background: var(--card); border: 1px solid var(--rule);
  font-size: 16px;
}
.form-row textarea { min-height: 140px; line-height: 1.8; resize: vertical; }
.form-note { font-size: 0.8rem; color: var(--muted-fg); margin-top: var(--s1); }
.form-actions { padding-top: var(--s4); }

/* ---------- 19. Footer ---------- */
.site-footer { border-top: 1px solid var(--rule); padding-block: var(--s6) var(--s4); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: var(--s4); }
.site-footer h4 {
  font-family: var(--font-en); font-size: 11px; letter-spacing: 0.2em;
  color: var(--muted-fg); text-transform: uppercase;
  padding-bottom: var(--s1); border-bottom: 1px solid var(--rule); margin-bottom: var(--s2);
}
.site-footer p { font-size: 0.92rem; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-links a:hover { color: var(--primary); }
.footer-copy {
  font-family: var(--font-en); font-size: 11px; letter-spacing: 0.12em; color: var(--muted-fg);
  margin-top: var(--s6); padding-top: var(--s2); border-top: 1px solid var(--border);
}

/* ---------- 20. Utilities ---------- */
.mt-2 { margin-top: var(--s2); }
.mt-3 { margin-top: var(--s3); }
.mt-4 { margin-top: var(--s4); }
.mt-6 { margin-top: var(--s6); }
.note { font-size: 0.85rem; color: var(--muted-fg); }

/* ==========================================================================
   Breakpoints — mobile first
   ========================================================================== */
@media (min-width: 768px) {
  :root { --page-pad: 40px; }

  .numlist { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: var(--grid-gap); }
  .numitem { grid-template-columns: 64px 1fr; gap: var(--s3); align-items: start; }
  .symptoms { grid-template-columns: repeat(2, 1fr); column-gap: var(--s6); }
  .flow { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: var(--grid-gap); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); gap: var(--grid-gap); }
  .staff-card { grid-template-columns: 4fr 8fr; gap: var(--grid-gap); }
  .info-table tr { display: table-row; }
  .info-table th { display: table-cell; width: 30%; border-bottom: 1px solid var(--border); padding-bottom: var(--s2); }
  .info-table td { display: table-cell; padding-top: var(--s2); }
  .route { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: var(--grid-gap); }
  .menu-item { grid-template-columns: 56px 1fr auto; }
  .menu-item__no { grid-column: 1; }
  .access-grid { display: grid; grid-template-columns: 7fr 5fr; gap: var(--grid-gap); align-items: start; }
  .cta { padding: var(--s8); }
  .fact dd { font-size: 1.75rem; }
}

@media (min-width: 1024px) {
  :root { --page-pad: 48px; }

  .nav-toggle { display: none; }
  .site-nav { display: block; }
  .site-nav ul { display: flex; height: 100%; }
  .site-nav li { display: flex; }
  .site-nav a {
    min-height: 64px; padding: 0 var(--s3);
    border-top: 0; border-left: 1px solid var(--border);
    font-size: 0.9rem;
  }
  .site-nav li:last-child a { border-right: 1px solid var(--border); }
  .site-nav a:hover { color: var(--primary); }

  .block__label { grid-column: 1 / 4; }
  .block__body  { grid-column: 4 / -1; }

  .hero { padding-block: var(--s10) var(--s8); }
  .hero__figure { margin-top: var(--s6); }
  .hero__figure img { aspect-ratio: 21 / 9; }
  .hero__figure figcaption { max-width: 44ch; }
  .hero__cols { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--grid-gap); }
  .hero__lede { grid-column: 4 / 9; }
  .hero__actions { grid-column: 9 / -1; margin-top: 0; flex-direction: column; align-items: stretch; }
  .hero__facts { display: grid; grid-template-columns: repeat(4, 1fr); column-gap: var(--grid-gap); }
  .fact { border-bottom: 0; }

  .numlist { grid-template-columns: repeat(4, 1fr); }
  .numitem { grid-template-columns: 1fr; }
  .numitem__no { font-size: 3rem; }
  .symptoms { column-gap: var(--s10); }
  .flow { grid-template-columns: repeat(5, 1fr); }
  .section { padding-block: var(--s10); }
  .page-header { padding-block: var(--s10) var(--s8); }
  .prose { font-size: 1.05rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}