/* File: assets/styles.css */
/* =========================================================
   大人歯科デンタルクリニック — LP Template (mobile-first)
   Breakpoints: 768px (tablet) / 1024px (desktop)
   ========================================================= */

:root{
  /* @color メインカラー */
  --c-primary:#2c5f8a;
  --c-primary-rgb:44,95,138;

  /* @color 濃紺（反転背景・見出し） */
  --c-navy:#1b3a57;
  --c-navy-rgb:27,58,87;

  /* @color 見出し・本文色 */
  --c-ink:#1d2b36;
  --c-ink-rgb:29,43,54;

  /* @color アクセント（淡い水色） */
  --c-accent:#5b8fb9;
  --c-accent-rgb:91,143,185;

  /* @color 背景色 */
  --c-bg:#fbfcfd;

  /* @color セクション交互背景 */
  --c-bg-alt:#f4f9fc;

  /* 派生色（@colorなし = ユーザーに露出しない） */
  --c-muted:rgba(var(--c-ink-rgb),0.62);
  --c-faint:rgba(var(--c-ink-rgb),0.46);
  --c-line:rgba(var(--c-navy-rgb),0.12);
  --c-line-soft:rgba(var(--c-navy-rgb),0.06);
  --c-primary-soft:rgba(var(--c-primary-rgb),0.09);
  --c-accent-soft:rgba(var(--c-accent-rgb),0.16);

  /* Type */
  --serif:"Noto Serif JP", serif;
  --sans:"Noto Sans JP", sans-serif;
  --latin:"Cormorant Garamond", serif;

  /* Layout */
  --content:1200px;
  --gutter:clamp(20px, 5vw, 64px);
  --sec-pad:clamp(64px, 9vw, 140px);

  --ease:cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; }
/* Prevent transition-flash on load: transitions/animations are suppressed until
   the first paint settles (site.js removes .preload), so resting visual states
   never depend on a transition advancing. */
html.preload *,
html.preload *::before,
html.preload *::after{
  transition:none !important;
  animation:none !important;
}
html{ scroll-behavior:smooth; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }
body{
  margin:0;
  font-family:var(--sans);
  font-weight:400;
  color:var(--c-ink);
  background:var(--c-bg);
  line-height:1.9;
  letter-spacing:.02em;
  overflow-x:hidden;
}
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

/* ---------- Layout helpers ---------- */
.container{
  width:100%;
  max-width:var(--content);
  margin:0 auto;
  padding:0 var(--gutter);
}
.section{ padding:var(--sec-pad) 0; position:relative; background:var(--c-bg); }
.section.alt{ background:var(--c-bg-alt); }

/* ---------- Eyebrow + section heading ---------- */
.eyebrow{
  font-family:var(--latin);
  font-size:clamp(14px,2.4vw,18px);
  letter-spacing:.36em;
  text-transform:uppercase;
  color:var(--c-accent);
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:14px;
}
.eyebrow::before{
  content:"";
  width:30px; height:1px;
  background:var(--c-accent);
  display:inline-block;
}
.eyebrow--center{ justify-content:center; }
.eyebrow--center::after{
  content:"";
  width:30px; height:1px;
  background:var(--c-accent);
  display:inline-block;
}

.sec-head{ margin-bottom:clamp(40px,6vw,72px); }
.sec-head--center{ text-align:center; }
.sec-title{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(27px,4.4vw,46px);
  line-height:1.5;
  letter-spacing:.03em;
  color:var(--c-navy);
  margin-top:20px;
}
.sec-title .accent{ color:var(--c-primary); }
.sec-lead{
  margin-top:22px;
  font-size:clamp(15px,1.6vw,17px);
  color:var(--c-muted);
  line-height:2.0;
  max-width:760px;
}
.sec-head--center .sec-lead{ margin-left:auto; margin-right:auto; }

/* ---------- Placeholder imagery ---------- */
.ph{
  width:100%;
  aspect-ratio:4 / 3;
  position:relative;
  display:grid;
  place-items:center;
  text-align:center;
  background:
    repeating-linear-gradient(135deg, rgba(var(--c-accent-rgb),0.10) 0 1px, transparent 1px 9px),
    linear-gradient(180deg, rgba(var(--c-accent-rgb),0.16), rgba(var(--c-accent-rgb),0.08));
  color:var(--c-primary);
  font-family:"SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
  font-size:12px;
  letter-spacing:.1em;
  padding:18px;
  overflow:hidden;
}
.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="2/1"]{ aspect-ratio:2 / 1; }

/* CMS replaces .ph with .editable-img once a real image is set */
.editable-img{ width:100%; display:block; object-fit:cover; 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="2/1"]{ aspect-ratio:2 / 1; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  font-family:var(--sans);
  font-weight:500;
  font-size:clamp(14px,1.6vw,16px);
  letter-spacing:.06em;
  padding:17px 34px;
  border-radius:2px;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
  min-height:52px;
}
.btn .arrow{ transition:transform .4s var(--ease); }
.btn:hover .arrow{ transform:translateX(5px); }
.btn--primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 14px 30px -16px rgba(var(--c-primary-rgb),.7);
}
.btn--primary:hover{ background:var(--c-navy); }
.btn--ghost{
  background:transparent;
  color:var(--c-navy);
  border-color:rgba(var(--c-accent-rgb),.5);
}
.btn--ghost:hover{ border-color:var(--c-primary); color:var(--c-primary); }
.btn--light{ background:#fff; color:var(--c-navy); }
.btn--light:hover{ background:var(--c-bg-alt); }

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  transition:background .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header__inner{
  max-width:var(--content);
  margin:0 auto;
  padding:0 clamp(18px,2.4vw,32px);
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:clamp(24px,3vw,56px);
}
.site-header.is-scrolled{
  background:rgba(251,252,253,.92);
  backdrop-filter:blur(12px);
  border-color:var(--c-line-soft);
  box-shadow:0 8px 30px -22px rgba(var(--c-navy-rgb),.5);
}

.site-logo{ display:flex; align-items:center; gap:12px; flex:0 1 auto; min-width:0; }
.logo-mark{
  width:40px; height:40px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--c-accent),var(--c-navy));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-family:var(--latin); font-weight:600; font-size:19px;
  flex:none;
}
.logo-text{ display:flex; flex-direction:column; line-height:1.2; min-width:0; }
.logo-name{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(15px,2vw,20px);
  letter-spacing:.04em;
  color:var(--c-navy);
  line-height:1.3;
  word-break:break-word;
  overflow-wrap:anywhere;
  transition:color .4s var(--ease);
}
.logo-en{
  font-family:var(--latin);
  font-size:10px;
  letter-spacing:.28em;
  color:var(--c-faint);
  text-transform:uppercase;
  white-space:normal;
  transition:color .4s var(--ease);
}

/* Collapsible nav+cta — mobile: slide-in panel; desktop: inline */
.header-collapse{
  position:fixed;
  inset:0;
  z-index:90;
  background:var(--c-bg);
  padding:96px var(--gutter) 48px;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .42s var(--ease);
  overflow-y:auto;
}
.site-header.is-open .header-collapse{ transform:translateX(0); }

.header-nav{ display:flex; flex-direction:column; }
.header-nav a{
  font-family:var(--serif);
  font-size:19px;
  font-weight:500;
  color:var(--c-navy);
  padding:16px 4px;
  border-bottom:1px solid var(--c-line-soft);
  position:relative;
  transition:color .3s var(--ease);
}
.header-nav a::after{
  content:""; position:absolute; left:0; bottom:0;
  width:0; height:1px; background:currentColor;
  transition:width .35s var(--ease);
  display:none;
}
.header-nav a:hover{ color:var(--c-primary); }

.header-cta{ display:flex; flex-direction:column; gap:16px; margin-top:auto; padding-top:32px; }
.header-tel{ text-align:left; line-height:1.25; white-space:nowrap; min-width:0; }
.header-tel a{ display:block; }
.header-tel .label{ font-size:11px; letter-spacing:.16em; color:var(--c-faint); }
.header-tel .num{
  font-family:var(--latin);
  font-size:30px;
  font-weight:600;
  letter-spacing:.03em;
  color:var(--c-navy);
  transition:color .4s var(--ease);
}
.btn--head{ width:100%; }

/* transparent header over hero (top of page, not scrolled, menu closed) */
.site-header:not(.is-scrolled):not(.is-open) .logo-name{ color:#fff; }
.site-header:not(.is-scrolled):not(.is-open) .logo-en{ color:rgba(255,255,255,.72); }
.site-header:not(.is-scrolled):not(.is-open) .logo-mark{ background:rgba(255,255,255,.18); }
.site-header:not(.is-scrolled):not(.is-open) .hamburger span{ background:#fff; }

/* Hamburger */
.hamburger{
  width:46px; height:46px;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:5px;
  background:none; border:none; cursor:pointer; flex:none;
  padding:0; position:relative; z-index:95;
}
.hamburger span{
  display:block; width:24px; height:2px; background:var(--c-navy);
  transition:transform .35s var(--ease), opacity .35s var(--ease), background .4s var(--ease);
}
.site-header.is-open .hamburger span{ background:var(--c-navy); }
.site-header.is-open .hamburger span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.site-header.is-open .hamburger span:nth-child(2){ opacity:0; }
.site-header.is-open .hamburger span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;
  min-height:clamp(560px, 92vh, 880px);
  display:flex;
  flex-direction:column;
  overflow:hidden;
  background:var(--c-navy);
}
.hero__bg{ position:absolute; inset:0; z-index:0; }
.hero__bg .ph,
.hero__bg .editable-img{ width:100%; height:100%; aspect-ratio:auto; position:absolute; inset:0; }
.hero__bg .ph{ color:rgba(255,255,255,.5); }
.hero__overlay{
  position:absolute; inset:0; z-index:1;
  background:linear-gradient(105deg, rgba(var(--c-navy-rgb),.9) 0%, rgba(var(--c-navy-rgb),.62) 48%, rgba(var(--c-navy-rgb),.18) 100%);
}
.hero__inner{
  position:relative; z-index:2;
  flex:1 1 auto;
  display:flex;
  align-items:center;
  max-width:var(--content);
  margin:0 auto;
  padding:104px var(--gutter) 44px;
  width:100%;
}
.hero__content{ max-width:720px; color:#fff; }
.hero__eyebrow{
  font-family:var(--latin);
  font-size:clamp(13px,2.6vw,17px);
  letter-spacing:.36em;
  text-transform:uppercase;
  color:rgba(255,255,255,.85);
  display:flex; align-items:center; gap:14px;
  margin-bottom:26px;
}
.hero__eyebrow::before{ content:""; width:40px; height:1px; background:rgba(255,255,255,.7); flex:none; }
.hero__title{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(33px,7vw,66px);
  line-height:1.4;
  letter-spacing:.03em;
  text-shadow:0 2px 30px rgba(var(--c-navy-rgb),.4);
}
.hero__title .lt{ font-weight:500; }
.hero__sub{
  margin-top:28px;
  font-size:clamp(15px,2vw,19px);
  line-height:2.1;
  color:rgba(255,255,255,.9);
  font-weight:300;
  max-width:560px;
}
.hero__actions{ margin-top:38px; display:flex; flex-wrap:wrap; gap:14px; }

/* hero info bar */
.hero__bar{
  position:relative;
  z-index:2;
  background:rgba(var(--c-navy-rgb),.5);
  backdrop-filter:blur(8px);
  border-top:1px solid rgba(255,255,255,.14);
  margin-top:auto;
}
.hero__bar-inner{
  max-width:var(--content); margin:0 auto; padding:0 var(--gutter);
  display:grid; grid-template-columns:1fr;
}
.hero__bar-item{
  padding:18px 0;
  display:flex; align-items:center; gap:16px;
  color:#fff;
  border-top:1px solid rgba(255,255,255,.12);
  min-width:0;
}
.hero__bar-item:first-child{ border-top:none; }
.hero__bar-item .ic{
  width:42px; height:42px; flex:none;
  border:1px solid rgba(255,255,255,.32); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
}
.hero__bar-item .meta{ min-width:0; }
.hero__bar-item .ttl{ font-size:12px; letter-spacing:.1em; color:rgba(255,255,255,.78); }
.hero__bar-item .val{ font-family:var(--serif); font-size:clamp(15px,2vw,18px); font-weight:500; display:block; }

/* =========================================================
   INTRO / ABOUT
   ========================================================= */
.intro__grid{ display:grid; grid-template-columns:1fr; gap:clamp(40px,6vw,80px); align-items:center; }
.intro__copy .sec-title{ line-height:1.65; }
.intro__copy p{ color:var(--c-muted); margin-top:24px; font-size:clamp(15px,1.6vw,16.5px); line-height:2.1; }
.intro__media{ position:relative; }
.intro__media .ph,
.intro__media .editable-img{ border-radius:3px; }
.intro__badge{
  position:absolute; left:clamp(-10px,-2vw,-24px); top:clamp(-10px,-2vw,-28px);
  width:clamp(96px,16vw,140px); aspect-ratio:1; border-radius:50%;
  background:var(--c-primary); color:#fff;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; gap:2px;
  box-shadow:0 22px 44px -22px rgba(var(--c-primary-rgb),.7);
}
.intro__badge .n{ font-family:var(--latin); font-size:clamp(28px,5vw,40px); font-weight:600; line-height:1; }
.intro__badge .t{ font-size:10px; letter-spacing:.14em; }

/* =========================================================
   FEATURES (counter)
   ========================================================= */
.feat-grid{ display:grid; grid-template-columns:1fr; gap:24px; counter-reset:feat; }
.feat-card{
  background:#fff;
  border:1px solid var(--c-line-soft);
  padding:clamp(34px,4vw,52px) clamp(26px,3vw,44px);
  border-radius:3px;
  counter-increment:feat;
  transition:transform .5s var(--ease), box-shadow .5s var(--ease);
  position:relative;
  overflow:hidden;
}
.feat-card::before{
  content:""; position:absolute; left:0; top:0; height:3px; width:0;
  background:linear-gradient(90deg,var(--c-accent),var(--c-navy));
  transition:width .55s var(--ease);
}
.feat-card:hover{ transform:translateY(-8px); box-shadow:0 36px 64px -44px rgba(var(--c-navy-rgb),.5); }
.feat-card:hover::before{ width:100%; }
.feat-card__no{ font-family:var(--latin); font-size:15px; letter-spacing:.2em; color:var(--c-accent); font-weight:600; }
.feat-card__no::before{ content:counter(feat, decimal-leading-zero); }
.feat-card__icon{
  width:70px; height:70px; margin:20px 0 26px;
  border-radius:50%;
  background:var(--c-primary-soft);
  display:flex; align-items:center; justify-content:center;
  color:var(--c-primary);
  transition:background .45s var(--ease), color .45s var(--ease);
}
.feat-card:hover .feat-card__icon{ background:var(--c-primary); color:#fff; }
.feat-card__title{ font-family:var(--serif); font-weight:600; font-size:clamp(20px,2.4vw,23px); color:var(--c-navy); line-height:1.6; letter-spacing:.02em; }
.feat-card__text{ margin-top:16px; color:var(--c-muted); font-size:15.5px; line-height:2.0; }

/* =========================================================
   SERVICES (counter)
   ========================================================= */
.svc-grid{ display:grid; grid-template-columns:1fr; gap:24px; counter-reset:svc; }
.svc-card{
  display:flex; flex-direction:column;
  border:1px solid var(--c-line);
  border-radius:3px; overflow:hidden;
  background:#fff;
  counter-increment:svc;
  transition:box-shadow .5s var(--ease), transform .5s var(--ease);
}
.svc-card:hover{ box-shadow:0 32px 60px -42px rgba(var(--c-navy-rgb),.45); transform:translateY(-5px); }
.svc-card__media{ position:relative; overflow:hidden; }
.svc-card__media .ph,
.svc-card__media .editable-img{ border-radius:0; }
.svc-card__body{ padding:clamp(28px,3vw,40px) clamp(24px,3vw,38px); flex:1; }
.svc-card__no{ font-family:var(--latin); color:var(--c-accent); font-size:14px; letter-spacing:.2em; font-weight:600; }
.svc-card__no::before{ content:counter(svc, decimal-leading-zero); }
.svc-card__title{ font-family:var(--serif); font-weight:600; font-size:clamp(21px,2.6vw,25px); color:var(--c-navy); margin-top:8px; letter-spacing:.02em; }
.svc-card__en{ font-family:var(--latin); font-size:13px; letter-spacing:.16em; color:var(--c-faint); text-transform:uppercase; margin-top:4px; display:block; }
.svc-card__text{ margin-top:16px; color:var(--c-muted); font-size:15px; line-height:2.0; }
.svc-card__note{ margin-top:14px; font-size:12.5px; color:var(--c-faint); line-height:1.85; padding-top:14px; border-top:1px dashed var(--c-line); }

/* =========================================================
   DOCTOR (dark, fixed bg travels with section — method B)
   ========================================================= */
.doctor{ background:var(--c-navy); color:#fff; overflow:hidden; position:relative; padding:var(--sec-pad) 0; }
.doctor__grid{ display:grid; grid-template-columns:1fr; gap:clamp(40px,6vw,80px); align-items:center; position:relative; z-index:1; }
.doctor__media{ position:relative; max-width:460px; }
.doctor__media .ph,
.doctor__media .editable-img{ border-radius:3px; }
.doctor__media .ph{ color:rgba(255,255,255,.5); }
.doctor__name-card{
  position:absolute; right:clamp(-8px,-2vw,-24px); bottom:28px;
  background:#fff; color:var(--c-ink);
  padding:20px 28px; border-radius:3px;
  box-shadow:0 26px 50px -26px rgba(0,0,0,.5);
}
.doctor__name-card .role{ font-size:11px; letter-spacing:.18em; color:var(--c-primary); }
.doctor__name-card .nm{ font-family:var(--serif); font-size:clamp(20px,3vw,26px); font-weight:600; color:var(--c-navy); margin-top:4px; }
.doctor__name-card .en{ font-family:var(--latin); font-size:12px; letter-spacing:.14em; color:var(--c-faint); }
.doctor .eyebrow{ color:rgba(255,255,255,.85); }
.doctor .eyebrow::before{ background:rgba(255,255,255,.7); }
.doctor__title{ font-family:var(--serif); font-weight:600; font-size:clamp(26px,4vw,40px); line-height:1.6; letter-spacing:.03em; margin-top:20px; }
.doctor__text{ margin-top:24px; font-size:clamp(15px,1.7vw,16px); line-height:2.2; color:rgba(255,255,255,.84); font-weight:300; }
.doctor__text + .doctor__text{ margin-top:18px; }
.doctor__meta{ margin-top:34px; display:grid; grid-template-columns:1fr; gap:1px; background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.14); }
.doctor__meta li{ background:var(--c-navy); padding:18px 24px; }
.doctor__meta .k{ font-size:11px; letter-spacing:.14em; color:rgba(255,255,255,.7); }
.doctor__meta .v{ font-size:15px; margin-top:5px; }

/* =========================================================
   FACILITY (uniform repeatable grid)
   ========================================================= */
.facility__gallery{ display:grid; grid-template-columns:1fr; gap:16px; }
.facility__gallery .g-item .ph,
.facility__gallery .g-item .editable-img{ border-radius:3px; }
.facility__caption{ display:flex; flex-direction:column; gap:24px; align-items:flex-start; margin-top:38px; }
.facility__caption p{ color:var(--c-muted); font-size:15.5px; line-height:2.0; max-width:600px; }

/* =========================================================
   FLOW (counter)
   ========================================================= */
.flow__list{ display:grid; grid-template-columns:1fr; gap:30px; counter-reset:flow; position:relative; }
.flow__step{ position:relative; text-align:center; counter-increment:flow; padding:0 12px; }
.flow__num{
  width:88px; height:88px; margin:0 auto 20px;
  border-radius:50%;
  border:1px solid var(--c-line);
  background:var(--c-bg-alt);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  color:var(--c-primary);
  transition:background .45s var(--ease), color .45s var(--ease), border-color .45s var(--ease), transform .45s var(--ease);
}
.flow__step:hover .flow__num{ background:var(--c-primary); color:#fff; border-color:var(--c-primary); transform:translateY(-5px); }
.flow__num .s{ font-size:10px; letter-spacing:.2em; }
.flow__num .n{ font-family:var(--latin); font-size:32px; font-weight:600; line-height:1; }
.flow__num .n::before{ content:counter(flow); }
.flow__title{ font-family:var(--serif); font-weight:600; font-size:19px; color:var(--c-navy); letter-spacing:.02em; }
.flow__text{ margin-top:12px; color:var(--c-muted); font-size:14px; line-height:1.9; }

/* =========================================================
   INFO (hours + price)
   ========================================================= */
.info__grid{ display:grid; grid-template-columns:1fr; gap:clamp(28px,4vw,56px); align-items:start; }
.panel{ background:#fff; border:1px solid var(--c-line-soft); border-radius:3px; padding:clamp(30px,4vw,48px); }
.panel__title{
  font-family:var(--serif); font-weight:600; font-size:clamp(20px,2.6vw,24px); color:var(--c-navy);
  display:flex; align-items:center; gap:12px; margin-bottom:26px; letter-spacing:.03em; flex-wrap:wrap;
}
.panel__title .en{ font-family:var(--latin); font-size:13px; letter-spacing:.18em; color:var(--c-accent); text-transform:uppercase; }

.hours-table{ width:100%; border-collapse:collapse; }
.hours-table th, .hours-table td{ padding:13px 6px; text-align:center; border-bottom:1px solid var(--c-line-soft); font-size:15px; white-space:nowrap; }
.hours-table thead th{ font-family:var(--sans); font-weight:500; color:var(--c-navy); font-size:14px; }
.hours-table tbody th{ text-align:left; font-weight:500; color:var(--c-navy); white-space:nowrap; }
.hours-table .sun{ color:var(--c-accent); }
.hours-table .sat{ color:var(--c-primary); }
.hours-note{ margin-top:20px; font-size:13px; color:var(--c-muted); line-height:1.9; }

.price-list{ counter-reset:price; }
.price-list li{ display:flex; justify-content:space-between; align-items:baseline; padding:16px 0; border-bottom:1px dashed var(--c-line); gap:16px; }
.price-list .name{ font-size:16px; color:var(--c-navy); min-width:0; }
.price-list .name small{ display:block; font-size:12.5px; color:var(--c-faint); letter-spacing:.04em; margin-top:3px; }
.price-list .val{ font-family:var(--latin); font-size:clamp(18px,2.4vw,22px); font-weight:600; color:var(--c-primary); white-space:nowrap; }
.price-list .val span{ font-size:12px; color:var(--c-muted); margin-left:2px; }
.price-note{ margin-top:18px; font-size:12.5px; color:var(--c-muted); line-height:1.85; }
.risk-note{
  margin-top:18px; padding:18px 20px; border-radius:3px;
  background:var(--c-bg-alt); border:1px solid var(--c-line-soft);
  font-size:12.5px; color:var(--c-muted); line-height:1.95;
}
.risk-note strong{ color:var(--c-navy); font-weight:600; display:block; margin-bottom:6px; font-size:13px; }

/* =========================================================
   FAQ
   ========================================================= */
.faq__wrap{ max-width:920px; margin:0 auto; }
.faq__item{ border-bottom:1px solid var(--c-line); }
.faq__q{
  width:100%; background:none; border:none; cursor:pointer;
  display:flex; align-items:center; gap:18px;
  padding:26px 4px; text-align:left;
  font-family:var(--sans); font-size:clamp(16px,2vw,18px); color:var(--c-navy); font-weight:500;
  letter-spacing:.02em;
}
.faq__q .mark{ font-family:var(--latin); font-size:23px; font-weight:600; color:var(--c-accent); flex:none; line-height:1; }
.faq__q .txt{ flex:1; min-width:0; }
.faq__q .toggle{ position:relative; width:18px; height:18px; flex:none; }
.faq__q .toggle::before, .faq__q .toggle::after{ content:""; position:absolute; background:var(--c-primary); transition:transform .35s var(--ease); }
.faq__q .toggle::before{ top:8px; left:0; width:18px; height:2px; }
.faq__q .toggle::after{ top:0; left:8px; width:2px; height:18px; }
.faq__item.is-open .toggle::after{ transform:scaleY(0); }
.faq__a{ overflow:hidden; max-height:0; transition:max-height .45s var(--ease); }
.faq__a-inner{ display:flex; gap:18px; padding:0 4px 28px 4px; color:var(--c-muted); font-size:15.5px; line-height:2.1; }
.faq__a-inner .mark{ font-family:var(--latin); font-size:23px; font-weight:600; color:var(--c-accent-soft); flex:none; line-height:1; color:rgba(var(--c-accent-rgb),.55); }

/* =========================================================
   ACCESS
   ========================================================= */
.access__grid{ display:grid; grid-template-columns:1fr; border:1px solid var(--c-line); border-radius:3px; overflow:hidden; background:#fff; }
.access__info{ padding:clamp(36px,5vw,60px); }
.access__map{ position:relative; min-height:340px; }
.access__map .ph,
.access__map .editable-img{ position:absolute; inset:0; width:100%; height:100%; aspect-ratio:auto; }
.access__map iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.access__list{ margin-top:28px; }
.access__list li{ display:flex; gap:18px; padding:18px 0; border-bottom:1px solid var(--c-line-soft); }
.access__list li:last-child{ border-bottom:none; }
.access__list .k{ width:84px; flex:none; font-size:12px; letter-spacing:.12em; color:var(--c-primary); padding-top:3px; }
.access__list .v{ font-size:15.5px; color:var(--c-navy); line-height:1.9; min-width:0; }
.access__list .v small{ color:var(--c-muted); font-size:13px; }

/* =========================================================
   RESERVE CTA
   ========================================================= */
.reserve{ position:relative; overflow:hidden; background:var(--c-navy); color:#fff; }
.reserve__bg{ position:absolute; inset:0; z-index:0; }
.reserve__bg .ph,
.reserve__bg .editable-img{ position:absolute; inset:0; width:100%; height:100%; aspect-ratio:auto; }
.reserve__bg .ph{ color:rgba(255,255,255,.45); }
.reserve__overlay{ position:absolute; inset:0; z-index:1; background:linear-gradient(180deg, rgba(var(--c-navy-rgb),.85), rgba(var(--c-navy-rgb),.8)); }
.reserve__inner{ position:relative; z-index:2; text-align:center; padding:var(--sec-pad) 0; }
.reserve__eyebrow{ font-family:var(--latin); letter-spacing:.34em; text-transform:uppercase; color:rgba(255,255,255,.85); font-size:clamp(13px,2vw,16px); }
.reserve__title{ font-family:var(--serif); font-weight:600; font-size:clamp(28px,5vw,48px); line-height:1.55; margin-top:20px; letter-spacing:.03em; }
.reserve__sub{ margin-top:20px; font-size:clamp(15px,1.8vw,17px); color:rgba(255,255,255,.86); font-weight:300; }
.reserve__actions{ margin-top:38px; display:flex; flex-wrap:wrap; gap:16px; justify-content:center; }
.reserve__tel{ margin-top:38px; }
.reserve__tel .label{ font-size:12px; letter-spacing:.18em; color:rgba(255,255,255,.85); }
.reserve__tel .num{ font-family:var(--latin); font-size:clamp(30px,6vw,50px); font-weight:600; letter-spacing:.03em; margin-top:6px; display:inline-block; white-space:nowrap; }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{ background:var(--c-navy); color:rgba(255,255,255,.8); border-top:1px solid rgba(255,255,255,.08); }
.footer-grid{ padding:clamp(56px,7vw,84px) 0 clamp(44px,5vw,64px); display:grid; grid-template-columns:repeat(auto-fit, minmax(220px,1fr)); gap:clamp(36px,5vw,60px); }
.footer-brand .site-logo{ pointer-events:auto; }
.footer-brand .logo-name{ color:#fff; }
.footer-brand .logo-en{ color:rgba(255,255,255,.6); }
.footer-desc{ margin-top:22px; font-size:14px; line-height:2.0; color:rgba(255,255,255,.62); max-width:380px; font-weight:300; }
.footer-col h4{ font-family:var(--serif); font-weight:500; font-size:16px; color:#fff; letter-spacing:.05em; margin-bottom:20px; }
.footer-col li{ margin-bottom:13px; }
.footer-col a{ font-size:14px; color:rgba(255,255,255,.66); transition:color .3s var(--ease); }
.footer-col a:hover{ color:#fff; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.08); padding:24px 0; display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between; align-items:center; }
.footer-bottom small{ font-size:12px; color:rgba(255,255,255,.5); letter-spacing:.04em; }
.footer-bottom .latin{ font-family:var(--latin); letter-spacing:.18em; font-size:13px; color:rgba(255,255,255,.6); }

/* =========================================================
   MOTION
   ========================================================= */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ transition-delay:.1s; }
.reveal[data-d="2"]{ transition-delay:.2s; }
.reveal[data-d="3"]{ transition-delay:.3s; }
.reveal[data-d="4"]{ transition-delay:.4s; }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* =========================================================
   RESPONSIVE — 768px (tablet)
   ========================================================= */
@media (min-width:768px){
  .hero__bar-inner{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .hero__bar-item{ border-top:none; border-left:1px solid rgba(255,255,255,.12); padding:24px 0 24px 28px; }
  .hero__bar-item:first-child{ border-left:none; padding-left:0; }

  .feat-grid{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .svc-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .facility__gallery{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .flow__list{ grid-template-columns:repeat(5, minmax(0,1fr)); gap:0; }
  .flow__step::after{
    content:""; position:absolute; top:42px; right:-10px; width:20px; height:20px;
    border-top:1px solid rgba(var(--c-accent-rgb),.5); border-right:1px solid rgba(var(--c-accent-rgb),.5);
    transform:rotate(45deg);
  }
  .flow__step:last-child::after{ display:none; }
  .info__grid{ grid-template-columns:1.05fr 1fr; }
  .doctor__meta{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .access__grid{ grid-template-columns:1fr 1.1fr; }
  .access__map{ min-height:480px; }
  .facility__caption{ flex-direction:row; justify-content:space-between; align-items:flex-end; }
}

/* =========================================================
   RESPONSIVE — 1024px (desktop)
   ========================================================= */
@media (min-width:1024px){
  .intro__grid{ grid-template-columns:1fr 1fr; }
  .svc-grid .svc-card{ flex-direction:row; }
  .svc-card__media{ width:38%; flex:none; }
  .svc-card__media .ph,
  .svc-card__media .editable-img{ position:absolute; inset:0; width:100%; height:100%; aspect-ratio:auto; }
  .doctor__grid{ grid-template-columns:.85fr 1fr; }
  .doctor__media{ max-width:none; }
  .facility__gallery{ grid-template-columns:repeat(4, minmax(0,1fr)); }
}

/* =========================================================
   RESPONSIVE — 1200px (inline header nav; hamburger below)
   ========================================================= */
@media (min-width:1200px){
  .site-header__inner{ height:84px; }
  .site-header.is-scrolled .site-header__inner{ height:76px; }
  .hamburger{ display:none; }

  .header-collapse{
    position:static; transform:none; transition:none; background:none; padding:0;
    flex-direction:row; align-items:center; gap:clamp(16px,1.6vw,26px);
    margin-left:auto; overflow:visible; z-index:auto;
  }
  .site-logo{ flex:none; }
  .header-nav{ flex-direction:row; align-items:center; gap:clamp(12px,1.15vw,18px); }
  .header-nav a{
    font-family:var(--sans); font-size:13px; font-weight:400; letter-spacing:0;
    padding:6px 0; border-bottom:none; white-space:nowrap;
  }
  .header-nav a::after{ display:block; }
  .header-nav a:hover::after{ width:100%; }
  .header-cta{ flex-direction:row; align-items:center; gap:18px; margin-top:0; padding-top:0; flex:none; }
  .header-tel{ text-align:right; }
  .header-tel .label{ font-size:10px; }
  .header-tel .num{ font-size:18px; white-space:nowrap; }
  .btn--head{ width:auto; padding:11px 18px; font-size:12.5px; min-height:auto; }
  .logo-name{ font-size:16px; white-space:nowrap; word-break:normal; overflow-wrap:normal; }
  .logo-en{ font-size:9.5px; }

  /* restore transparent-over-hero text for inline desktop nav */
  .site-header:not(.is-scrolled) .header-nav a,
  .site-header:not(.is-scrolled) .header-tel .num{ color:#fff; }
  .site-header:not(.is-scrolled) .header-tel .label{ color:rgba(255,255,255,.72); }
}

/* Extra breathing room on wide desktops */
@media (min-width:1320px){
  .header-nav{ gap:22px; }
  .header-nav a{ font-size:14px; }
  .header-tel .num{ font-size:21px; }
  .logo-name{ font-size:19px; }
}

/* =========================================================
   RESPONSIVE — small phones (≤767px table tightening)
   ========================================================= */
@media (max-width:767px){
  .hours-table th, .hours-table td{ padding:10px 3px; font-size:13px; }
  .hours-table tbody th{ font-size:12.5px; }
  .price-list li{ flex-wrap:wrap; gap:4px 16px; }
}

/* grid-minmax-fix:otona-dental-clinic (TEC-1155-2) */
/* 比率を手書きした2カラムに minmax(0,…) を補う（多重防御）。
   子が主張する最小幅が按分を突き破るのを防ぐ。同ファイル内の均等分割グリッドには
   既に付いており、比率指定の2つだけ書き漏れていた。
   条件は元の2カラム指定と同じ min-width:768px（無条件に書くとモバイルが2カラムになる）。 */
@media (min-width:768px){
  .info__grid{ grid-template-columns:minmax(0,1.05fr) minmax(0,1fr); }
  .access__grid{ grid-template-columns:minmax(0,1fr) minmax(0,1.1fr); }
}
/* /grid-minmax-fix:otona-dental-clinic */