/* File: assets/styles.css */
/* =========================================================
   そよかぜ歯科クリニック — 清潔感アクアブルー / 丸ゴシック
   ファミリー向け地域密着歯科 1ページ LP
   ★ PC優先（デスクトップファースト）: 既定レイアウト = PC表示
     画面が狭くなるごとに max-width クエリでタブレット→モバイルへ縮約
   ========================================================= */

/* ---------- Color & Theme Tokens ---------- */
:root {
  /* @color 背景（淡いアクアホワイト） */
  --c-bg: #f4fafb;
  --c-bg-rgb: 244, 250, 251;

  /* @color セクション背景（淡いアクアグレー） */
  --c-bg-alt: #e6f4f5;
  --c-bg-alt-rgb: 230, 244, 245;

  /* @color 見出し色（ネイビーティール） */
  --c-ink: #1d3f54;
  --c-ink-rgb: 29, 63, 84;

  /* @color 本文テキスト */
  --c-text: #3b525e;
  --c-text-rgb: 59, 82, 94;

  /* @color メインカラー（アクアブルー） */
  --c-primary: #41b3c2;
  --c-primary-rgb: 65, 179, 194;

  /* @color ボーダー */
  --c-border: #d6e8ea;

  /* @color フッター背景 */
  --c-footer-bg: #163b4d;

  /* @color 装飾アクセント（ミント） */
  --c-mint: #8fd6cc;
  --c-mint-rgb: 143, 214, 204;

  /* @color 装飾アクセント（スカイ） */
  --c-sky: #7cc1e8;
  --c-sky-rgb: 124, 193, 232;

  /* @color あたたかみのアクセント（小児など） */
  --c-sun: #ffd98e;

  /* 派生色（@colorなし = ユーザーに露出しない。元の変数から導出） */
  --c-ink-soft: rgba(var(--c-ink-rgb), 0.72);
  --c-ink-mute: rgba(var(--c-ink-rgb), 0.5);
  --c-text-muted: rgba(var(--c-text-rgb), 0.78);
  --c-text-mute: rgba(var(--c-text-rgb), 0.55);
  --c-primary-soft: rgba(var(--c-primary-rgb), 0.16);
  --c-primary-line: rgba(var(--c-primary-rgb), 0.4);
  --c-line: rgba(var(--c-ink-rgb), 0.1);

  /* ---------- Width Tokens ---------- */
  --w-full: 1920px;
  --w-content: 1440px;
  --w-narrow: 1080px;
  --w-text: 760px;
  --pad-x: 240px;
  --pad-x-md: 64px;
  --pad-x-sm: 24px;

  /* ---------- Spacing ---------- */
  --space-section: 150px;
  --space-section-md: 104px;
  --space-section-sm: 72px;

  /* ---------- Type ---------- */
  --ff-serif: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Quicksand", sans-serif;
  --ff-sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --ff-en: "Quicksand", "Zen Maru Gothic", sans-serif;

  /* ---------- Radius ---------- */
  --radius: 22px;
  --radius-sm: 14px;
  --radius-lg: 34px;

  /* ---------- Header ---------- */
  --h-header: 88px;
  --h-header-sm: 64px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  font-family: var(--ff-sans);
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.02em;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: 0; /* PC既定: フローティングCTAなし */
}
section[id] { scroll-margin-top: 88px; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: opacity .25s ease, color .25s ease; }
a:hover { opacity: .7; }
button { font-family: inherit; cursor: pointer; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-serif);
  font-weight: 500;
  color: var(--c-ink);
  letter-spacing: 0.04em;
  line-height: 1.55;
  margin: 0;
}
p { margin: 0; }

/* ---------- Container （PC既定パディング） ---------- */
.container { width: 100%; max-width: var(--w-content); margin: 0 auto; padding: 0 96px; }

/* ---------- Typography Utilities ---------- */
.eyebrow {
  font-family: var(--ff-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--c-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--c-primary); }
.section-head { display: flex; flex-direction: column; gap: 18px; margin-bottom: 56px; }
.section-head h2 {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: clamp(26px, 3.4vw, 40px);
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--c-ink);
}
.section-head .lead { color: var(--c-text-muted); max-width: var(--w-text); line-height: 2; font-size: 15px; }
.section-head.center { text-align: center; align-items: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .lead { margin-inline: auto; }
.title-jp-en { display: flex; flex-direction: column; gap: 6px; }
.title-jp-en .en { font-family: var(--ff-en); font-size: 13px; letter-spacing: 0.34em; color: var(--c-primary); font-weight: 600; text-transform: uppercase; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 56px;
  padding: 0 32px;
  border: 1px solid var(--c-ink);
  background: var(--c-ink);
  color: #fff;
  font-family: var(--ff-serif);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.1em;
  border-radius: 999px;
  text-align: center;
  box-shadow: 0 12px 24px -16px rgba(var(--c-primary-rgb), 0.7);
  transition: background .25s ease, color .25s ease, border-color .25s ease, opacity .25s ease;
  white-space: nowrap;
}
.btn:hover { background: transparent; color: var(--c-ink); opacity: 1; }
.btn--primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-sky));
  background: linear-gradient(135deg, var(--c-primary), color-mix(in oklab, var(--c-primary), var(--c-sky) 45%));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 16px 30px -14px rgba(var(--c-primary-rgb), 0.65);
}
.btn--primary:hover { background: var(--c-bg); color: var(--c-primary); border-color: var(--c-primary); }
.btn--block { width: 100%; }
.btn .arrow { display: inline-block; width: 20px; height: 1px; background: currentColor; position: relative; }
.btn .arrow::after {
  content: ""; position: absolute; right: 0; top: -3px; width: 6px; height: 6px;
  border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg);
}

/* ---------- Header （PC既定: フルナビ表示） ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--h-header);
  background: rgba(var(--c-bg-rgb), 0.86);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(var(--c-ink-rgb), 0.06);
  display: flex; align-items: center;
  transition: height .3s ease, background .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled { height: 72px; background: rgba(var(--c-bg-rgb), 0.96); box-shadow: 0 8px 30px -22px rgba(var(--c-ink-rgb), 0.4); }
.header-inner {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 48px;
  display: flex; align-items: center; justify-content: flex-start; gap: 40px;
}
.site-logo {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--ff-serif);
  font-size: 18px;
  letter-spacing: 0.18em;
  color: var(--c-ink);
  flex-shrink: 0;
}
.site-logo .logo-mark {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-mint));
  display: grid; place-items: center; font-size: 16px; font-family: var(--ff-en);
  font-weight: 700; letter-spacing: 0; color: #fff;
}
.site-logo .logo-en { display: block; font-family: var(--ff-en); font-size: 10px; letter-spacing: 0.32em; color: var(--c-primary); font-weight: 600; margin-top: 2px; }
.site-logo .logo-jp { display: block; font-size: 16px; letter-spacing: 0.16em; white-space: nowrap; }

/* PC既定: ナビ表示（全幅ヘッダーの余白に対し中央寄せ） */
.header-nav { display: flex; align-items: center; gap: 56px; margin: 0 auto; }
.header-nav a { position: relative; font-family: var(--ff-serif); font-size: 14px; letter-spacing: 0.06em; color: var(--c-ink); padding: 10px 0; }
.header-nav a span:first-child { white-space: nowrap; }
.header-nav a .en { position: absolute; left: 0; right: 0; bottom: -8px; font-family: var(--ff-en); font-size: 9px; letter-spacing: 0.3em; color: var(--c-primary); text-transform: uppercase; text-align: center; opacity: 0; transform: translateY(-2px); transition: opacity .25s ease, transform .25s ease; pointer-events: none; }
.header-nav a:hover { opacity: 1; }
.header-nav a:hover .en { opacity: 1; transform: translateY(0); }
.header-nav a.is-active { color: var(--c-primary); }
.header-nav a.is-active .en { opacity: 1; transform: translateY(0); }

.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.header-tel { display: inline-flex; align-items: center; gap: 10px; font-family: var(--ff-en); color: var(--c-ink); flex-shrink: 0; }
.header-tel .num { font-size: 22px; letter-spacing: 0.04em; font-weight: 500; white-space: nowrap; }
.header-tel .lbl { font-family: var(--ff-sans); font-size: 11px; letter-spacing: 0.2em; color: var(--c-ink-mute); }
.header-tel .ico { width: 22px; height: 22px; border: 1px solid var(--c-primary); color: var(--c-primary); border-radius: 50%; display: grid; place-items: center; line-height: 0; }
.header-tel .ico svg { display: block; transform: translate(0.3px, -0.3px); }
.header-cta { display: inline-flex; }
.header-cta .btn { height: 44px; padding: 0 24px; font-size: 13px; }

.hamburger {
  width: 44px; height: 44px; border: 1px solid var(--c-line); background: transparent;
  display: none; place-items: center; padding: 0; border-radius: 12px;
}
.hamburger span { display: block; width: 18px; height: 1px; background: var(--c-ink); position: relative; }
.hamburger span::before, .hamburger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1px; background: var(--c-ink);
  transition: transform .3s ease, top .3s ease;
}
.hamburger span::before { top: -6px; }
.hamburger span::after { top: 6px; }
.is-menu-open .hamburger span { background: transparent; }
.is-menu-open .hamburger span::before { top: 0; transform: rotate(45deg); }
.is-menu-open .hamburger span::after { top: 0; transform: rotate(-45deg); }

/* ---------- Mobile Menu ---------- */
.mobile-menu {
  position: fixed; inset: 0; z-index: 90; background: var(--c-bg);
  padding: calc(var(--h-header-sm) + 32px) 32px 64px;
  display: flex; flex-direction: column; gap: 32px;
  opacity: 0; pointer-events: none; transition: opacity .3s ease;
  overflow-y: auto;
}
.is-menu-open .mobile-menu { opacity: 1; pointer-events: auto; }
.mobile-menu nav a {
  display: block; padding: 18px 0;
  font-family: var(--ff-serif); font-size: 18px; letter-spacing: 0.12em;
  color: var(--c-ink); border-bottom: 1px solid var(--c-line);
}
.mobile-menu nav a .en { display: block; font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.28em; color: var(--c-primary); margin-top: 4px; text-transform: uppercase; }
.mobile-menu .mm-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.mobile-menu .mm-tel {
  display: block; text-align: center; padding: 18px; border: 1px solid var(--c-ink); color: var(--c-ink);
  font-family: var(--ff-en); font-size: 24px; letter-spacing: 0.04em; border-radius: 14px;
}
.mobile-menu .mm-tel .lbl { display: block; font-family: var(--ff-sans); font-size: 11px; letter-spacing: 0.2em; color: var(--c-ink-mute); margin-bottom: 4px; }

/* ---------- Floating CTA (PC既定: 非表示) ---------- */
.floating-cta {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 80;
  display: none; grid-template-columns: 1fr 1fr;
  background: var(--c-bg); border-top: 1px solid var(--c-line);
  box-shadow: 0 -8px 24px rgba(0,0,0,0.05);
}
.floating-cta a {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  height: 60px; font-family: var(--ff-serif); font-size: 14px; letter-spacing: 0.1em; font-family: var(--ff-serif); font-size: 14px; letter-spacing: 0.1em;
  color: #fff; min-width: 0;
}
.floating-cta .fc-tel { background: var(--c-ink); }
.floating-cta a svg { display: block; }
.floating-cta .fc-reserve { background: var(--c-primary); }

/* ---------- Floating Side CTA (PC既定: 表示) ---------- */
.side-reserve {
  position: fixed; right: 0; top: 50%; transform: translateY(-50%) translateX(0);
  z-index: 70; writing-mode: vertical-rl; text-orientation: mixed;
  background: linear-gradient(180deg, var(--c-primary), var(--c-sky));
  background: linear-gradient(180deg, var(--c-primary), color-mix(in oklab, var(--c-primary), var(--c-sky) 50%));
  color: #fff;
  padding: 28px 14px; font-family: var(--ff-serif); letter-spacing: 0.28em; font-size: 14px;
  display: block; border-radius: 16px 0 0 16px; white-space: nowrap; text-align: center;
  transition: transform .3s ease;
}
.side-reserve:hover { transform: translateY(-50%) translateX(-4px); opacity: 1; }
.side-reserve .ico { display: grid; place-items: center; margin: 0 auto 12px; width: 22px; height: 22px; border: 1px solid #fff; border-radius: 50%; writing-mode: horizontal-tb; line-height: 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--c-footer-bg);
  color: rgba(255,255,255,0.75);
  padding: 96px 0 32px;
  font-size: 14px;
  position: relative;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 48px;
  max-width: var(--w-content);
  margin: 0 auto;
  padding: 0 96px;
}
.footer-info .footer-logo { font-family: var(--ff-serif); font-size: 22px; letter-spacing: 0.16em; color: #fff; margin-bottom: 20px; display: block; }
.footer-info .footer-logo .en { display: block; font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.32em; color: var(--c-mint); margin-bottom: 6px; }
.footer-info .footer-addr { line-height: 2; margin-bottom: 20px; font-style: normal; }
.footer-info .footer-tel { font-family: var(--ff-en); font-size: 24px; letter-spacing: 0.04em; color: #fff; display: block; }
.footer-info .footer-tel .lbl { display: block; font-family: var(--ff-sans); font-size: 11px; letter-spacing: 0.2em; color: rgba(255,255,255,0.55); margin-bottom: 4px; }

.footer-col h4 { font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.32em; color: var(--c-mint); margin-bottom: 20px; text-transform: uppercase; font-weight: 600; }
.footer-col ul { display: flex; flex-direction: column; gap: 14px; }
.footer-col a { color: rgba(255,255,255,0.85); font-size: 14px; letter-spacing: 0.06em; }
.footer-col a:hover { color: var(--c-mint); opacity: 1; }

.footer-hours { line-height: 1.85; font-size: 13px; }
.footer-hours dt { color: rgba(255,255,255,0.55); margin-top: 8px; font-size: 12px; letter-spacing: 0.1em; }
.footer-hours dd { margin: 0; color: rgba(255,255,255,0.92); }

.footer-bottom {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap;
  max-width: var(--w-content); margin-inline: auto; padding-left: 96px; padding-right: 96px;
}
.footer-bottom .copy { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.24em; color: rgba(255,255,255,0.5); }
.footer-bottom .sns { display: flex; gap: 12px; }
.footer-bottom .sns a { width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%; display: grid; place-items: center; color: #fff; font-size: 12px; }
.footer-bottom .sns a:hover { border-color: var(--c-mint); color: var(--c-mint); }

/* ---------- Decorative background field ---------- */
.deco-field { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.deco-field .blob { position: absolute; border-radius: 50%; filter: blur(8px); opacity: 0.5; }
.deco-field .blob.b1 { width: 520px; height: 520px; top: -160px; right: -120px; background: radial-gradient(circle at 30% 30%, rgba(var(--c-mint-rgb), 0.5), transparent 70%); }
.deco-field .blob.b2 { width: 440px; height: 440px; top: 38%; left: -160px; background: radial-gradient(circle at 50% 50%, rgba(var(--c-sky-rgb), 0.4), transparent 70%); }
.deco-field .blob.b3 { width: 600px; height: 600px; bottom: -220px; right: -160px; background: radial-gradient(circle at 50% 50%, rgba(var(--c-primary-rgb), 0.28), transparent 70%); }

.hero, .section, .reserve-banner, .site-footer { position: relative; z-index: 1; }
.site-header { z-index: 100; }
.side-reserve { z-index: 70; }
.floating-cta { z-index: 80; }

.section { overflow: hidden; }
.section .container { position: relative; z-index: 1; }

.deco-bubble { position: absolute; border-radius: 50%; border: 1.5px solid rgba(var(--c-primary-rgb), 0.22); }
.deco-bubble.fill { background: rgba(var(--c-mint-rgb), 0.16); border: none; }

/* ---------- Hero （PC既定: 2カラム） ---------- */
.hero {
  position: relative;
  padding-top: var(--h-header);
  background: linear-gradient(180deg, var(--c-bg-alt) 0%, var(--c-bg) 100%);
  overflow: hidden;
}
.hero .hero-decor { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.hero .hero-decor .blob { position: absolute; border-radius: 46% 54% 60% 40% / 52% 44% 56% 48%; }
.hero .hero-decor .hb1 { width: 460px; height: 440px; top: -80px; right: 4%; background: radial-gradient(circle at 40% 35%, rgba(var(--c-mint-rgb), 0.55), rgba(var(--c-mint-rgb), 0.05)); animation: floaty 9s ease-in-out infinite; }
.hero .hero-decor .hb2 { width: 320px; height: 320px; bottom: 6%; left: 2%; background: radial-gradient(circle at 50% 50%, rgba(var(--c-sky-rgb), 0.4), transparent 72%); animation: floaty 11s ease-in-out infinite reverse; }
.hero .hero-decor .dotcluster { position: absolute; width: 160px; height: 120px; left: 46%; top: 12%; background-image: radial-gradient(rgba(var(--c-primary-rgb), 0.4) 2px, transparent 2px); background-size: 18px 18px; opacity: 0.5; }
@keyframes floaty { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-18px)} }
@media (prefers-reduced-motion: reduce) { .hero .hero-decor .blob { animation: none; } }

.hero-inner {
  position: relative; z-index: 1;
  width: 100%;
  max-width: var(--w-full);
  margin: 0 auto;
  min-height: calc(100vh - var(--h-header));
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
}
.hero-image-wrap { position: relative; width: 100%; height: 100%; min-height: 480px; margin: 24px; }
.hero-image {
  position: absolute; inset: 0; border-radius: var(--radius-lg); overflow: hidden;
  background-image: linear-gradient(160deg, rgba(var(--c-mint-rgb),0.25), rgba(var(--c-primary-rgb),0.3)),
                    linear-gradient(to bottom right, #c5e6e6 0%, #7fc6d2 55%, #4ba9bc 100%);
  background-size: cover; background-position: center;
}
.hero-image .ph-label {
  position: absolute; bottom: 16px; right: 16px;
  font-family: var(--ff-en); font-size: 10px; letter-spacing: 0.32em;
  color: rgba(255,255,255,0.85); background: rgba(var(--c-ink-rgb), 0.45); padding: 6px 12px; border-radius: 999px;
}
.hero-image-wrap::after { content: ""; position: absolute; z-index: -1; border-radius: var(--radius-lg); inset: 8px; border: 1.5px solid rgba(var(--c-primary-rgb), 0.3); }
.hero-text { padding: 64px 96px; display: flex; flex-direction: column; gap: 28px; }
.hero-text .hero-eyebrow { font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.36em; color: var(--c-primary); display: flex; align-items: center; gap: 14px; }
.hero-text .hero-eyebrow::before { content: ""; width: 36px; height: 1px; background: var(--c-primary); }
.hero-text h1 { font-family: var(--ff-serif); font-weight: 500; font-size: clamp(32px, 4vw, 64px); line-height: 1.6; letter-spacing: 0.08em; color: var(--c-ink); }
.hero-text h1 em { font-style: normal; background-image: linear-gradient(transparent 62%, rgba(var(--c-primary-rgb), 0.28) 62%); background-repeat: no-repeat; padding-inline: 4px; color: var(--c-ink); }
.hero-text .hero-sub { font-size: 15px; line-height: 2; color: var(--c-text-muted); max-width: 520px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-top: 8px; padding-top: 24px; border-top: 1px solid var(--c-line); font-size: 13px; color: var(--c-ink-soft); letter-spacing: 0.08em; }
.hero-meta li { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta li::before { content: "✓"; color: var(--c-primary); font-family: var(--ff-sans); font-weight: 700; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 999px; background: #fff; border: 1px solid var(--c-border); font-size: 13px; color: var(--c-ink); box-shadow: 0 10px 24px -18px rgba(var(--c-ink-rgb), 0.5); letter-spacing: 0.06em; }
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c-primary); }

/* ---------- Section base （PC既定の余白） ---------- */
.section { padding: var(--space-section) 0; position: relative; }
.section.alt { background: var(--c-bg-alt); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.9s ease, transform 0.9s ease; }
.reveal.is-in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Placeholder ---------- */
.ph {
  width: 100%;
  aspect-ratio: 4 / 3;
  background:
    repeating-linear-gradient(135deg, rgba(26,58,82,0.05) 0 1px, transparent 1px 10px),
    linear-gradient(160deg, #dde4e7 0%, #c6d3d8 50%, #a8bdc7 100%);
  display: grid; place-items: center;
  color: rgba(26,58,82,0.55); font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.32em;
  position: relative; overflow: hidden; text-transform: uppercase;
}
.ph::after { content: ""; position: absolute; inset: 12px; border: 1px solid rgba(255,255,255,0.4); pointer-events: none; }
.ph[data-ratio="16/9"] { aspect-ratio: 16 / 9; }
.ph[data-ratio="3/4"]  { aspect-ratio: 3 / 4; }
.ph[data-ratio="1/1"]  { aspect-ratio: 1 / 1; }
.ph[data-ratio="3/2"]  { aspect-ratio: 3 / 2; }
.ph[data-ratio="2/3"]  { aspect-ratio: 2 / 3; }
.ph[data-ratio="5/7"]  { aspect-ratio: 5 / 7; }
.ph[data-ratio="4/5"]  { aspect-ratio: 4 / 5; }
.ph[data-ratio="16/10"] { aspect-ratio: 16 / 10; }
.ph.ph--warm { background: repeating-linear-gradient(135deg, rgba(26,58,82,0.04) 0 1px, transparent 1px 10px), linear-gradient(160deg, #f0e8de 0%, #d9cdba 100%); }
.ph.ph--cool { background: repeating-linear-gradient(135deg, rgba(26,58,82,0.05) 0 1px, transparent 1px 10px), linear-gradient(160deg, #e8eef1 0%, #c2d3dc 100%); }
.ph.ph--leaf { background: repeating-linear-gradient(135deg, rgba(26,58,82,0.04) 0 1px, transparent 1px 10px), linear-gradient(160deg, #dfe8de 0%, #b6c8b1 100%); }

/* 画像設定後（CMSが .ph → .editable-img に置換）
   枠はレイアウト側で固定し、画像はリサイズして中央でフィット（縦長でも枠は広げない） */
.editable-img { width: 100%; display: block; object-fit: cover; object-position: center; aspect-ratio: 4 / 3; }
.editable-img[data-ratio="16/9"] { aspect-ratio: 16 / 9; }
.editable-img[data-ratio="3/4"]  { aspect-ratio: 3 / 4; }
.editable-img[data-ratio="1/1"]  { aspect-ratio: 1 / 1; }
.editable-img[data-ratio="3/2"]  { aspect-ratio: 3 / 2; }
.editable-img[data-ratio="2/3"]  { aspect-ratio: 2 / 3; }
.editable-img[data-ratio="5/7"]  { aspect-ratio: 5 / 7; }
.editable-img[data-ratio="4/5"]  { aspect-ratio: 4 / 5; }
.editable-img[data-ratio="16/10"] { aspect-ratio: 16 / 10; }

/* ---------- Concept / About （PC既定: 2カラム） ---------- */
.about-split { display: grid; gap: 80px; grid-template-columns: 1fr 1fr; align-items: center; }
.about-split .about-photo { position: relative; }
.about-split .about-photo .ph,
.about-split .about-photo .editable-img { aspect-ratio: 5/7; border-radius: var(--radius-lg); }
.about-split .about-text { display: flex; flex-direction: column; gap: 24px; }
.about-split .about-text h2 { font-size: clamp(26px, 4vw, 40px); line-height: 1.7; letter-spacing: 0.1em; }
.about-split .about-text h2 em { font-style: normal; color: var(--c-primary); }
.about-split .about-text p { color: var(--c-text-muted); font-size: 15px; line-height: 2.1; }
.about-sign { display: flex; align-items: center; gap: 18px; margin-top: 16px; }
.about-sign .label { font-size: 12px; letter-spacing: 0.2em; color: var(--c-ink-mute); }
.about-sign .name { font-family: var(--ff-serif); font-size: 22px; letter-spacing: 0.16em; color: var(--c-ink); }

/* ---------- Worries （PC既定: 3カラム） ---------- */
.worries { position: relative; }
.worries .worry-grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.worry-card {
  background: #fff; border-radius: var(--radius); padding: 28px 28px 28px 64px;
  position: relative; border: 1px solid var(--c-border);
  box-shadow: 0 20px 40px -32px rgba(var(--c-ink-rgb), 0.4);
  font-size: 15px; line-height: 1.85; color: var(--c-ink);
}
.worry-card::before {
  content: "?"; position: absolute; left: 22px; top: 24px;
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-mint));
  color: #fff; font-family: var(--ff-en); font-weight: 700; font-size: 16px;
  display: grid; place-items: center;
}
.worry-card strong { color: var(--c-primary); font-weight: 700; }
.worry-bridge { text-align: center; margin-top: 48px; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.worry-bridge .arrow-down { width: 0; height: 0; border-left: 18px solid transparent; border-right: 18px solid transparent; border-top: 22px solid var(--c-primary); }
.worry-bridge h3 { font-size: clamp(22px, 3vw, 32px); color: var(--c-ink); line-height: 1.6; }
.worry-bridge h3 em { font-style: normal; color: var(--c-primary); }

/* ---------- Strengths （PC既定: 3カラム / CSSカウンター連番） ---------- */
.strength-grid { display: grid; gap: 22px; grid-template-columns: repeat(3, 1fr); counter-reset: strength; }
.strength-card {
  background: #fff; border-radius: var(--radius); padding: 34px 30px; border: 1px solid var(--c-border);
  position: relative; display: flex; flex-direction: column; gap: 14px;
  box-shadow: 0 24px 48px -36px rgba(var(--c-ink-rgb), 0.45);
  transition: transform .35s ease, box-shadow .35s ease;
  counter-increment: strength;
}
.strength-card:hover { transform: translateY(-5px); box-shadow: 0 36px 64px -36px rgba(var(--c-primary-rgb), 0.45); }
.strength-card .s-ic { width: 60px; height: 60px; border-radius: 18px; background: linear-gradient(135deg, rgba(var(--c-primary-rgb),0.16), rgba(var(--c-mint-rgb),0.28)); display: grid; place-items: center; color: var(--c-primary); font-size: 26px; }
.strength-card .s-num { position: absolute; top: 24px; right: 28px; font-family: var(--ff-en); font-size: 13px; letter-spacing: 0.2em; color: var(--c-primary-line); font-weight: 600; }
.strength-card .s-num::before { content: counter(strength, decimal-leading-zero); }
.strength-card h3 { font-size: 19px; color: var(--c-ink); line-height: 1.55; }
.strength-card p { font-size: 13.5px; line-height: 1.95; color: var(--c-text-muted); }

/* ---------- Treatment menu （PC既定: 3カラム） ---------- */
.treat-grid { display: grid; gap: 20px; grid-template-columns: repeat(3, 1fr); }
.treat-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--c-border); display: flex; flex-direction: column; transition: transform .35s ease, box-shadow .35s ease; }
.treat-card:hover { transform: translateY(-6px); box-shadow: 0 34px 60px -34px rgba(var(--c-primary-rgb), 0.5); }
.treat-card .ph,
.treat-card .editable-img { aspect-ratio: 16/10; border-radius: 0; }
.treat-card .treat-body { padding: 24px 26px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.treat-card .treat-en { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.28em; color: var(--c-primary); font-weight: 600; text-transform: uppercase; }
.treat-card h3 { font-size: 20px; color: var(--c-ink); display: flex; align-items: center; gap: 10px; }
.treat-card p { font-size: 13.5px; line-height: 1.9; color: var(--c-text-muted); }
.treat-card .more { margin-top: auto; padding-top: 8px; font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.2em; color: var(--c-primary); font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }
.treat-card .more::after { content: "→"; }
.treat-card .tag-jihi { align-self: flex-start; font-size: 10px; letter-spacing: 0.14em; color: #fff; background: var(--c-primary); padding: 3px 10px; border-radius: 999px; }

/* ---------- Feature rows （PC既定: 2カラム / CSSカウンター連番） ---------- */
.feature-rows { display: flex; flex-direction: column; gap: 48px; counter-reset: feat; }
.feature-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: center; counter-increment: feat; }
.feature-row:nth-child(even) .fr-media { order: 2; }
.feature-row .fr-media .ph,
.feature-row .fr-media .editable-img { border-radius: var(--radius); aspect-ratio: 4/3; }
.feature-row .fr-text { display: flex; flex-direction: column; gap: 16px; }
.feature-row .fr-text .num { font-family: var(--ff-en); font-size: 13px; letter-spacing: 0.28em; color: var(--c-primary); font-weight: 600; }
.feature-row .fr-text .fr-num::before { content: counter(feat, decimal-leading-zero) " — "; }
.feature-row .fr-text h3 { font-size: clamp(22px, 2.6vw, 30px); color: var(--c-ink); line-height: 1.55; }
.feature-row .fr-text p { color: var(--c-text-muted); font-size: 15px; line-height: 2.05; }

/* ---------- Flow （PC既定: 2カラム / CSSカウンター連番） ---------- */
.flow { display: flex; flex-direction: column; gap: 0; counter-reset: flowstep; }
.flow-step { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 48px; align-items: center; padding: 0 0 56px; position: relative; counter-increment: flowstep; }
.flow-step:nth-child(even) .fs-media { order: 2; }
.flow-step .fs-media { position: relative; }
.flow-step .fs-media .ph,
.flow-step .fs-media .editable-img { border-radius: var(--radius); aspect-ratio: 3/2; }
.flow-step .fs-body { display: flex; flex-direction: column; gap: 12px; padding-left: 64px; position: relative; }
.flow-step .fs-step { position: absolute; left: 0; top: 0; width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--c-primary), var(--c-mint)); color: #fff; display: grid; place-items: center; font-family: var(--ff-en); font-weight: 700; font-size: 16px; box-shadow: 0 12px 24px -12px rgba(var(--c-primary-rgb), 0.7); line-height: 1.05; }
.flow-step .fs-num::before { content: counter(flowstep, decimal-leading-zero); }
.flow-step .fs-step .lbl { font-size: 8px; letter-spacing: 0.12em; line-height: 1; margin-top: -2px; }
.flow-step:not(:last-child) .fs-body::before { content: ""; position: absolute; left: 23px; top: 56px; bottom: -56px; width: 2px; background: repeating-linear-gradient(var(--c-primary-line) 0 6px, transparent 6px 12px); }
.flow-step h3 { font-size: 21px; color: var(--c-ink); }
.flow-step .fs-en { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.24em; color: var(--c-primary); font-weight: 600; }
.flow-step p { font-size: 14px; color: var(--c-text-muted); line-height: 1.95; }

/* ---------- Doctor / Staff （PC既定: 2カラム） ---------- */
.doctor-split { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 72px; align-items: center; }
.doctor-split .d-photo { position: relative; }
.doctor-split .d-photo .ph,
.doctor-split .d-photo .editable-img { border-radius: var(--radius-lg); aspect-ratio: 4/5; }
.doctor-split .d-photo::before { content: ""; position: absolute; inset: -16px -16px 24px 24px; z-index: -1; border-radius: var(--radius-lg); background: linear-gradient(135deg, rgba(var(--c-mint-rgb),0.4), rgba(var(--c-primary-rgb),0.18)); }
.doctor-split .d-text { display: flex; flex-direction: column; gap: 18px; }
.doctor-split .d-text h2 { font-size: clamp(24px, 3.2vw, 36px); line-height: 1.6; }
.doctor-split .d-text h2 em { font-style: normal; color: var(--c-primary); }
.doctor-split .d-text p { color: var(--c-text-muted); font-size: 15px; line-height: 2.1; }
.doctor-sign { display: flex; align-items: baseline; gap: 16px; margin-top: 8px; }
.doctor-sign .role { font-size: 13px; color: var(--c-ink-mute); letter-spacing: 0.18em; }
.doctor-sign .name { font-family: var(--ff-serif); font-size: 24px; color: var(--c-ink); letter-spacing: 0.12em; }
.doctor-sign .name .en { font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.2em; color: var(--c-primary); margin-left: 10px; }
.doctor-profile { margin-top: 12px; border-top: 1px dashed var(--c-primary-line); padding-top: 18px; display: grid; gap: 8px; }
.doctor-profile .row { display: grid; grid-template-columns: 88px 1fr; gap: 14px; font-size: 13.5px; }
.doctor-profile .row dt { color: var(--c-primary); font-family: var(--ff-en); letter-spacing: 0.14em; font-weight: 600; }
.doctor-profile .row dd { margin: 0; color: var(--c-text-muted); }

.staff-grid { display: grid; gap: 22px; grid-template-columns: repeat(4, 1fr); margin-top: 56px; }
.staff-card { text-align: center; display: flex; flex-direction: column; gap: 12px; }
.staff-card .ph,
.staff-card .editable-img { border-radius: var(--radius); aspect-ratio: 1/1; }
.staff-card .role { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.22em; color: var(--c-primary); font-weight: 600; }
.staff-card .name { font-family: var(--ff-serif); font-size: 17px; color: var(--c-ink); }

/* ---------- Gallery （PC既定: 4カラム） ---------- */
.gallery-grid { display: grid; gap: 16px; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 1fr; }
.gallery-grid .g-item { border-radius: var(--radius-sm); overflow: hidden; position: relative; }
.gallery-grid .g-item .ph,
.gallery-grid .g-item .editable-img { height: 100%; aspect-ratio: auto; min-height: 150px; }
.gallery-grid .g-item .g-cap { position: absolute; left: 14px; bottom: 12px; z-index: 2; color: #fff; font-size: 12px; letter-spacing: 0.1em; background: rgba(var(--c-ink-rgb), 0.55); padding: 5px 12px; border-radius: 999px; }
.gallery-grid .g-item.tall { grid-row: span 2; }
.gallery-grid .g-item.wide { grid-column: span 2; }

/* ---------- Pricing （PC既定: 2カラム） ---------- */
.price-block { display: grid; gap: 28px; grid-template-columns: repeat(2, 1fr); }
.price-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--c-border); overflow: hidden; }
.price-card .pc-head { padding: 22px 28px; background: linear-gradient(135deg, rgba(var(--c-primary-rgb),0.12), rgba(var(--c-mint-rgb),0.2)); display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.price-card .pc-head h3 { font-size: 19px; color: var(--c-ink); }
.price-card .pc-head .en { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.22em; color: var(--c-primary); font-weight: 600; }
.price-table { width: 100%; border-collapse: collapse; }
.price-table th, .price-table td { text-align: left; padding: 16px 28px; border-bottom: 1px solid var(--c-line); font-size: 14px; vertical-align: top; }
.price-table th { font-weight: 500; color: var(--c-ink); width: 56%; }
.price-table th .sub { display: block; font-size: 12px; color: var(--c-text-mute); margin-top: 3px; letter-spacing: 0.02em; font-weight: 400; }
.price-table td { text-align: right; color: var(--c-primary); font-family: var(--ff-en); font-weight: 600; font-size: 16px; white-space: nowrap; }
.price-table td .yen { font-family: var(--ff-sans); font-size: 12px; color: var(--c-text-mute); margin-left: 2px; font-weight: 400; }
.price-table tr:last-child th, .price-table tr:last-child td { border-bottom: none; }
.price-note { margin-top: 18px; font-size: 12.5px; color: var(--c-text-muted); line-height: 1.9; }
.price-risk { margin-top: 16px; padding: 20px 24px; background: rgba(var(--c-primary-rgb), 0.06); border: 1px solid var(--c-primary-line); border-radius: var(--radius-sm); font-size: 12.5px; line-height: 1.95; color: var(--c-text); }
.price-risk strong { color: var(--c-ink); font-weight: 700; display: block; margin-bottom: 6px; letter-spacing: 0.04em; }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 14px; max-width: 920px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius-sm); overflow: hidden; transition: box-shadow .3s ease, border-color .3s ease; }
.faq-item.is-open { border-color: var(--c-primary-line); box-shadow: 0 24px 44px -34px rgba(var(--c-primary-rgb), 0.5); }
.faq-q { display: flex; align-items: center; gap: 16px; padding: 22px 26px; cursor: pointer; font-family: var(--ff-serif); font-size: 16px; color: var(--c-ink); line-height: 1.6; }
.faq-q .mark { flex: 0 0 auto; width: 34px; height: 34px; border-radius: 50%; background: var(--c-primary-soft); color: var(--c-primary); font-family: var(--ff-en); font-weight: 700; font-size: 15px; line-height: 1; display: grid; place-items: center; }
.faq-q .mark > span { display: block; transform: translateY(-0.5px); }
.faq-q .q-text { flex: 1; min-width: 0; }
.faq-q .toggle { margin-left: auto; flex: 0 0 auto; width: 22px; height: 22px; position: relative; }
.faq-q .toggle::before, .faq-q .toggle::after { content: ""; position: absolute; background: var(--c-primary); border-radius: 2px; transition: transform .3s ease; }
.faq-q .toggle::before { top: 10px; left: 2px; width: 18px; height: 2px; }
.faq-q .toggle::after { top: 2px; left: 10px; width: 2px; height: 18px; }
.faq-item.is-open .faq-q .toggle::after { transform: rotate(90deg); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a .inner { padding: 0 26px 24px 76px; color: var(--c-text-muted); font-size: 14px; line-height: 2; }
.faq-item.is-open .faq-a { max-height: 600px; }

/* ---------- Access （PC既定: 2カラム） ---------- */
.access-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: stretch; }
.access-map { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 320px; border: 1px solid var(--c-border); background-image: linear-gradient(160deg, #dcecef, #c2dfe3); }
.access-map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.access-info { display: flex; flex-direction: column; gap: 22px; background: #fff; border-radius: var(--radius); border: 1px solid var(--c-border); padding: 34px; }
.access-info dl { display: grid; gap: 18px; margin: 0; }
.access-info dl > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 16px; padding-bottom: 16px; border-bottom: 1px dashed var(--c-line); }
.access-info dt { font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.2em; color: var(--c-primary); font-weight: 600; }
.access-info dd { margin: 0; font-size: 14px; color: var(--c-text); line-height: 1.85; }

.hours-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius); padding: 32px; }
.hours-card h3 { font-family: var(--ff-serif); font-size: 18px; letter-spacing: 0.16em; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.hours-card h3 .en { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.32em; color: var(--c-primary); }
.hours-table { width: 100%; border-collapse: collapse; font-size: 14px; table-layout: fixed; }
.hours-table th, .hours-table td { text-align: center; padding: 14px 4px; border-bottom: 1px solid var(--c-line); font-weight: 400; letter-spacing: 0.04em; }
.hours-table thead th { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.18em; color: var(--c-primary); border-bottom-color: var(--c-primary-line); padding-bottom: 12px; }
.hours-table tbody th { color: var(--c-ink); font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.12em; text-align: left; padding-left: 4px; width: 26%; }
.hours-table tbody th .jp { display: block; font-family: var(--ff-sans); font-size: 11px; color: var(--c-ink-mute); letter-spacing: 0.1em; margin-top: 2px; white-space: nowrap; }
.hours-table .o { color: var(--c-ink); }
.hours-table .x { color: var(--c-ink-mute); }
.hours-card .note { margin-top: 16px; font-size: 12px; color: var(--c-text-muted); line-height: 1.85; }

/* ---------- Reservation banner ---------- */
.reserve-banner {
  background: var(--c-footer-bg);
  background: linear-gradient(135deg, color-mix(in oklab, var(--c-footer-bg), var(--c-primary) 22%), var(--c-footer-bg));
  color: #fff;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.reserve-banner .deco { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.reserve-banner .deco .blob { position: absolute; border-radius: 50%; filter: blur(2px); }
.reserve-banner .deco .rb1 { width: 320px; height: 320px; top: -120px; right: 6%; background: radial-gradient(circle, rgba(var(--c-mint-rgb),0.3), transparent 70%); }
.reserve-banner .deco .rb2 { width: 260px; height: 260px; bottom: -120px; left: 8%; background: radial-gradient(circle, rgba(var(--c-sky-rgb),0.25), transparent 70%); }
.reserve-banner .container { position: relative; z-index: 1; display: flex; flex-direction: row; gap: 24px; align-items: flex-end; justify-content: space-between; }
.reserve-banner .eyebrow { color: var(--c-primary); }
.reserve-banner h2 { color: #fff; font-size: clamp(24px, 3.6vw, 36px); letter-spacing: 0.12em; }
.reserve-banner p { color: rgba(255,255,255,0.75); max-width: 520px; line-height: 2; }
.reserve-banner .rb-text { flex: 1; }
.reserve-banner .rb-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.cta-channels { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.cta-channels a { display: flex; align-items: center; gap: 14px; padding: 18px 24px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.18); color: #fff; min-width: 0; transition: background .25s ease, transform .25s ease; }
.cta-channels a:hover { background: rgba(255,255,255,0.16); transform: translateY(-3px); opacity: 1; }
.cta-channels a .ch-ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 18px; flex: 0 0 auto; line-height: 0; }
.cta-channels a .ch-ic svg { display: block; }
.cta-channels a.tel .ch-ic { background: #fff; color: var(--c-ink); }
.cta-channels a.web .ch-ic { background: var(--c-primary); }
.cta-channels a.line .ch-ic { background: #06c755; }
.cta-channels a.mail .ch-ic { background: var(--c-sun); color: var(--c-ink); }
.cta-channels a .ch-t { display: flex; flex-direction: column; min-width: 0; }
.cta-channels a .ch-t .lbl { font-family: var(--ff-en); font-size: 11px; letter-spacing: 0.18em; color: rgba(255,255,255,0.6); }
.cta-channels a .ch-t .val { font-family: var(--ff-serif); font-size: 16px; letter-spacing: 0.06em; }
.cta-channels a .ch-t .val.num { font-family: var(--ff-en); font-size: 22px; white-space: nowrap; }

/* =========================================================
   ★ デスクトップファースト: 以下 max-width で段階的に縮約
   ========================================================= */

/* 1340px 未満: ヘッダーTELを隠して収まりを確保 */
@media (max-width: 1339px) {
  .header-tel { display: none; }
  .header-nav { gap: 40px; }
  .header-nav a { font-size: 13.5px; }
}

@media (max-width: 1199px) {
  .header-nav { gap: 30px; }
  .header-nav a { font-size: 13px; }
  .flow-step { grid-template-columns: 300px minmax(0, 1fr); gap: 36px; }
  .doctor-split { gap: 48px; }
}

/* =========================================================
   1023px 以下: タブレット（ナビ→ハンバーガー、2カラム主体）
   ========================================================= */
@media (max-width: 1023px) {
  .container, .header-inner,
  .footer-bottom, .site-footer .footer-grid,
  .reserve-banner .container { padding-left: var(--pad-x-md); padding-right: var(--pad-x-md); }
  .hero-text { padding: 56px var(--pad-x-md); }
  .section { padding: var(--space-section-md) 0; }
  body { padding-bottom: 64px; }

  /* ヘッダー: ナビを格納 */
  .header-nav { display: none; }
  .hamburger { display: grid; }
  .header-cta { display: inline-flex; }
  .header-tel { display: none; }

  /* フローティング: サイド→下部バーへ */
  .side-reserve { display: none; }
  .floating-cta { display: grid; }

  /* レイアウト 2カラム化 */
  .hero-image-wrap { min-height: 420px; margin: 24px; }
  .about-split { gap: 56px; }
  .worries .worry-grid { grid-template-columns: repeat(2, 1fr); }
  .treat-grid { grid-template-columns: repeat(2, 1fr); }
  .strength-grid { grid-template-columns: repeat(2, 1fr); }
  .staff-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .price-block { grid-template-columns: 1fr; }
}

/* =========================================================
   767px 以下: モバイル（全面1カラム）
   ========================================================= */
@media (max-width: 767px) {
  .container, .header-inner,
  .footer-bottom, .site-footer .footer-grid,
  .reserve-banner .container { padding-left: var(--pad-x-sm); padding-right: var(--pad-x-sm); }
  .hero-text { padding: 48px var(--pad-x-sm); }
  .section { padding: var(--space-section-sm) 0; }

  /* ヘッダー: 狭幅でロゴ＋ハンバーガーが収まるよう CTA を格納（下部固定CTA・メニューで代替） */
  .header-cta { display: none; }
  .header-inner { gap: 12px; }
  .site-logo { gap: 9px; min-width: 0; }
  .site-logo .logo-mark { width: 32px; height: 32px; font-size: 14px; }
  .site-logo .logo-jp { font-size: 14px; letter-spacing: 0.06em; }
  .site-logo .logo-en { font-size: 9px; letter-spacing: 0.24em; }

  /* Hero 1カラム */
  .hero-inner { grid-template-columns: 1fr; }
  .hero-image-wrap { height: 50vh; min-height: 320px; margin: 0; }
  .hero-text h1 { font-size: clamp(32px, 8vw, 48px); }

  /* グリッド 1カラム */
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .worries .worry-grid { grid-template-columns: 1fr; }
  .treat-grid { grid-template-columns: 1fr; }
  .strength-grid { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; gap: 28px; }
  .feature-row:nth-child(even) .fr-media { order: 0; }
  .flow-step { grid-template-columns: 1fr; gap: 20px; padding-bottom: 44px; }
  .flow-step:nth-child(even) .fs-media { order: 0; }
  .doctor-split { grid-template-columns: 1fr; gap: 40px; }
  .staff-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid .g-item.wide { grid-column: span 2; }
  .access-grid { grid-template-columns: 1fr; }
  .reserve-banner .container { flex-direction: column; align-items: flex-start; }
  .reserve-banner .rb-actions, .reserve-banner #contact { width: 100%; }
  .cta-channels { grid-template-columns: 1fr; }

  /* テーブル微調整（375px幅で崩れ防止） */
  .hours-table { font-size: 12px; }
  .hours-table th, .hours-table td { padding: 10px 2px; }
  .hours-table tbody th { width: 28%; font-size: 11px; letter-spacing: 0.04em; }
  .hours-table tbody th .jp { font-size: 10px; }
  .hours-table thead th { font-size: 10px; letter-spacing: 0.08em; }
  .price-table th, .price-table td { padding: 14px 18px; font-size: 13px; }
  .price-table td { font-size: 15px; }
  .access-info { padding: 26px 22px; }
  .access-info dl > div { grid-template-columns: 84px minmax(0, 1fr); gap: 12px; }
}

/* header-fit:soyokaze-dental-lp (TEC-1208-3) */
/* ロゴは縮むが min-content（keep-all の最長チャンク）で止まり、トグルが 23px
   はみ出す（375px で right 398px）。ロゴに成長・縮小を明示し、トグルを保護。 */
@media(max-width:600px){
  .site-logo{flex:1 1 auto;min-width:0}
  .hamburger{flex:none}
}
/* /header-fit:soyokaze-dental-lp */
/* TEC-1261-3: backdrop-filter-nav-fix */
.is-menu-open .site-header { backdrop-filter: none; -webkit-backdrop-filter: none; }
.is-menu-open .header-inner { position: relative; z-index: 91; }
/* TEC-1365: flow-step-even-columns */
.flow-step:nth-child(even) { grid-template-columns: minmax(0, 1fr) 360px; }
@media (max-width: 1199px) {
  .flow-step:nth-child(even) { grid-template-columns: minmax(0, 1fr) 300px; }
}
@media (max-width: 767px) {
  .flow-step:nth-child(even) { grid-template-columns: 1fr; }
}
/* TEC-1106-8: price-table-em */
.price-table th em { display: block; font-size: 12px; color: var(--c-text-mute); margin-top: 3px; letter-spacing: 0.02em; font-weight: 400; font-style: normal; }
.price-table td em { font-family: var(--ff-sans); font-size: 12px; color: var(--c-text-mute); margin-left: 2px; font-weight: 400; font-style: normal; }