/* ============================================================
   美肌専門店 AiRiS — 共通スタイル
   ============================================================ */
:root{
  --primary:#54afc4;
  --primary-dark:#3d93a8;
  --primary-pale:#eef7f9;
  --ink:#3c4a50;
  --ink-light:#7c8a90;
  --cream:#faf8f4;
  --white:#ffffff;
  --gold:#c8b48c;
  --line:#e8e4dc;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:80px;}
body{
  font-family:'Zen Kaku Gothic New',sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.9;
  letter-spacing:.04em;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
.serif{font-family:'Noto Serif JP',serif;}
.en{font-family:'Cormorant Garamond',serif;}
.display{font-family:'Shippori Mincho B1',serif;}

/* ---------- 共通レイアウト ---------- */
.wrap{max-width:1080px;margin:0 auto;padding:0 24px;}
.wrap-wide{max-width:1280px;margin:0 auto;padding:0 24px;}
section{padding:96px 0;}
.sec-head{text-align:center;margin-bottom:56px;}
.sec-head .en-title{
  font-family:'Cormorant Garamond',serif;
  font-size:38px;font-weight:500;letter-spacing:.14em;
  color:var(--primary);line-height:1.2;
}
.sec-head .ja-title{
  font-family:'Noto Serif JP',serif;
  font-size:15px;color:var(--ink-light);margin-top:10px;letter-spacing:.2em;
}
.sec-head.left{text-align:left;}
.fade{opacity:0;transform:translateY(24px);transition:opacity .9s ease,transform .9s ease;}
.fade.show{opacity:1;transform:none;}
.more-link{
  display:inline-flex;align-items:center;gap:12px;
  font-size:13px;letter-spacing:.16em;color:var(--ink);
  border-bottom:1px solid var(--gold);padding-bottom:6px;
  transition:color .3s,gap .3s;
}
.more-link::after{content:"→";color:var(--gold);transition:transform .3s;}
.more-link:hover{color:var(--primary);}
.more-link:hover::after{transform:translateX(6px);}

/* ---------- ボタン ---------- */
.btn-main{
  display:inline-block;background:var(--primary);color:#fff;
  padding:16px 38px;border-radius:999px;
  font-size:14px;letter-spacing:.12em;
  box-shadow:0 6px 20px rgba(84,175,196,.4);
  transition:transform .3s,background .3s;
}
.btn-main:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-ghost{
  display:inline-block;border:1px solid var(--primary);color:var(--primary);
  padding:15px 34px;border-radius:999px;
  font-size:14px;letter-spacing:.12em;transition:background .3s,color .3s;
}
.btn-ghost:hover{background:var(--primary);color:#fff;}
.btn-white{
  display:inline-block;background:#fff;color:var(--primary-dark);
  padding:17px 44px;border-radius:999px;font-size:14px;letter-spacing:.1em;
  transition:transform .3s;box-shadow:0 6px 24px rgba(0,0,0,.15);
}
.btn-white:hover{transform:translateY(-2px);}
.btn-outline-white{
  display:inline-block;border:1px solid rgba(255,255,255,.8);color:#fff;
  padding:16px 40px;border-radius:999px;font-size:14px;letter-spacing:.1em;
  transition:background .3s;
}
.btn-outline-white:hover{background:rgba(255,255,255,.15);}

/* ---------- ヘッダー ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .4s,border-color .4s;
}
header.scrolled{border-bottom-color:var(--line);}
header.transparent{background:transparent;backdrop-filter:none;}
header.transparent.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);}
.header-inner{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:76px;
}
.header-logo img{height:34px;width:auto;}
nav.pc-nav{display:flex;gap:32px;align-items:center;}
nav.pc-nav a{
  font-size:13px;letter-spacing:.12em;color:var(--ink);
  position:relative;padding:4px 0;
}
nav.pc-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--primary);transition:width .3s;
}
nav.pc-nav a:hover{color:var(--primary);}
nav.pc-nav a:hover::after,nav.pc-nav a.current::after{width:100%;}
nav.pc-nav a.current{color:var(--primary);}
.btn-reserve{
  background:var(--primary);color:#fff !important;
  padding:11px 26px;border-radius:999px;
  font-size:13px;letter-spacing:.1em;
  transition:background .3s;
  box-shadow:0 4px 14px rgba(84,175,196,.35);
}
.btn-reserve:hover{background:var(--primary-dark);}
nav.pc-nav a.btn-reserve::after{display:none;}
/* 明るい写真の上でも視認できるよう、白丸の中に線を置く */
.menu-toggle{
  display:none;border:none;cursor:pointer;z-index:110;
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.9);
  box-shadow:0 2px 10px rgba(60,74,80,.14);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  padding:0;transition:background .3s;
}
.menu-toggle span{display:block;width:19px;height:1.5px;background:var(--ink);transition:.3s;}
.menu-toggle.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}
.sp-nav{display:none;}

/* ---------- 下層ページヒーロー ---------- */
.page-hero{
  padding:170px 0 84px;
  background:linear-gradient(160deg,var(--cream) 0%,var(--primary-pale) 100%);
  position:relative;overflow:hidden;
}
.page-hero::before{
  content:attr(data-en);
  font-family:'Cormorant Garamond',serif;
  position:absolute;right:-2%;bottom:-38px;
  font-size:200px;line-height:1;color:var(--primary);
  opacity:.07;letter-spacing:.04em;white-space:nowrap;pointer-events:none;
}
.page-hero .en-title{
  font-family:'Cormorant Garamond',serif;
  font-size:52px;font-weight:500;letter-spacing:.1em;color:var(--primary);line-height:1.1;
}
.page-hero .ja-title{
  font-family:'Noto Serif JP',serif;
  font-size:16px;letter-spacing:.24em;color:var(--ink-light);margin-top:14px;
}
.breadcrumb{
  margin-top:34px;font-size:11.5px;color:var(--ink-light);letter-spacing:.08em;
}
.breadcrumb a{color:var(--ink-light);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span{margin:0 8px;color:var(--gold);}

/* ---------- CTA帯(共通) ---------- */
.cta{
  background:linear-gradient(150deg,var(--primary) 0%,var(--primary-dark) 100%);
  text-align:center;color:#fff;padding:88px 0;
}
.cta .en-title{
  font-family:'Cormorant Garamond',serif;font-size:36px;letter-spacing:.16em;margin-bottom:16px;
}
.cta p{font-size:14px;opacity:.92;margin-bottom:40px;}
.cta-buttons{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}

/* ---------- フッター ---------- */
footer{background:var(--cream);padding:72px 0 36px;}
.footer-grid{
  max-width:1080px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:48px;
}
.footer-brand img{height:32px;margin-bottom:20px;}
.footer-brand p{font-size:12.5px;color:var(--ink-light);line-height:2.1;}
.footer-col h4{
  font-family:'Cormorant Garamond',serif;
  font-size:15px;letter-spacing:.2em;color:var(--gold);margin-bottom:18px;font-weight:500;
}
.footer-col a{
  display:block;font-size:12.5px;color:var(--ink-light);
  padding:6px 0;letter-spacing:.08em;
}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  max-width:1080px;margin:48px auto 0;padding:24px 24px 0;
  border-top:1px solid var(--line);
  text-align:center;font-size:11px;color:var(--ink-light);letter-spacing:.08em;
}

/* ---------- 汎用パーツ ---------- */
.media-row{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
  margin-bottom:88px;
}
.media-row:last-child{margin-bottom:0;}
.media-row.reverse .media-img{order:2;}
.media-img{overflow:hidden;border-radius:2px;}
.media-img img{transition:transform .8s ease;width:100%;height:380px;object-fit:cover;}
.media-row:hover .media-img img{transform:scale(1.04);}
.media-body .en-label{
  font-family:'Cormorant Garamond',serif;
  font-size:15px;letter-spacing:.24em;color:var(--gold);
  margin-bottom:14px;display:block;
}
.media-body h3{
  font-family:'Noto Serif JP',serif;
  font-size:24px;font-weight:500;line-height:1.8;letter-spacing:.08em;margin-bottom:20px;
}
.media-body p{color:var(--ink-light);font-size:14px;}

.info-table{width:100%;border-collapse:collapse;}
.info-table th,.info-table td{
  text-align:left;padding:18px 8px;border-bottom:1px solid var(--line);
  font-size:13.5px;font-weight:400;vertical-align:top;
}
.info-table th{width:120px;color:var(--ink-light);letter-spacing:.1em;white-space:nowrap;}

/* ---------- ギャラリーマーキー ---------- */
.marquee{overflow:hidden;padding:0;position:relative;}
.marquee-track{
  display:flex;gap:16px;width:max-content;
  animation:marquee 46s linear infinite;
}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track img{
  height:260px;width:auto;border-radius:2px;object-fit:cover;
}
@keyframes marquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

/* ---------- レスポンシブ ---------- */
@media(max-width:900px){
  section{padding:50px 0;}
  .wrap,.wrap-wide{padding:0 22px;}
  /* 日本語を文節単位で折り返し、行末に1文字だけ残るのを防ぐ */
  h1,h2,h3,h4,summary,.lead,.ttl,.catch,.hero-catch,.nm{
    word-break:auto-phrase;text-wrap:pretty;
  }
  /* 英字見出しは横幅を超えやすいので縮小 */
  .sec-head{margin-bottom:28px;}
  .sec-head .en-title{font-size:27px;letter-spacing:.1em;}
  .sec-head .ja-title{font-size:13px;letter-spacing:.16em;}
  .cta{padding:46px 0;}
  .cta .en-title{font-size:25px;letter-spacing:.1em;margin-bottom:10px;}
  .cta p{font-size:13px;line-height:1.9;margin-bottom:22px;word-break:auto-phrase;}
  .cta-buttons{flex-direction:column;align-items:center;gap:11px;}
  .cta-buttons a{width:100%;max-width:300px;text-align:center;padding:15px 20px;}
  .page-hero{padding:112px 0 44px;}
  .page-hero .en-title{font-size:36px;}
  .page-hero .ja-title{font-size:14px;letter-spacing:.18em;}
  .page-hero::before{font-size:110px;bottom:-16px;}
  nav.pc-nav{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{height:68px;padding:0 18px;}
  .header-logo img{height:29px;}
  .sp-nav{
    display:block;position:fixed;top:68px;left:0;right:0;z-index:99;
    background:#fff;border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .4s ease;
  }
  .sp-nav.open{max-height:480px;}
  .sp-nav a{
    display:block;padding:17px 28px;font-size:14px;letter-spacing:.1em;
    border-top:1px solid var(--cream);
  }
  .media-row{grid-template-columns:1fr;gap:18px;margin-bottom:38px;}
  .media-row.reverse .media-img{order:0;}
  .media-img img{height:44vw;min-height:170px;}
  .media-body h3{font-size:20px;line-height:1.75;margin-bottom:12px;}
  .media-body p{font-size:13.5px;}
  /* 情報テーブルは縦積みにして窮屈さを解消 */
  .info-table th,.info-table td{display:block;width:auto;padding:0;border:none;}
  .info-table th{
    color:var(--gold);font-size:11px;letter-spacing:.16em;
    padding-top:20px;
  }
  .info-table td{padding:6px 0 18px;border-bottom:1px solid var(--line);font-size:13.5px;}
  /* フッターはロゴ+住所を上に、リンク2列を下に置いて縦を圧縮 */
  footer{padding:34px 0 18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:20px;padding:0 22px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-brand img{height:26px;margin-bottom:9px;}
  .footer-brand p{font-size:12px;line-height:1.85;}
  .footer-col h4{font-size:12.5px;letter-spacing:.16em;margin-bottom:7px;}
  .footer-col a{font-size:12px;padding:3px 0;}
  .footer-bottom{margin-top:20px;padding-top:13px;font-size:10.5px;}
  .marquee-track{gap:10px;}
  .marquee-track img{height:150px;}
}

/* 言語切替(2026-09-03追加) */
.lang-switch{display:flex;align-items:center;gap:1px;margin-left:20px;}
.lang-switch button{
  appearance:none;border:none;background:none;cursor:pointer;
  font-family:'Zen Kaku Gothic New',sans-serif;
  font-size:11px;letter-spacing:.08em;color:var(--ink-light);
  padding:5px 9px;line-height:1;border-radius:2px;
  transition:color .3s, background .3s;
}
.lang-switch button + button{box-shadow:-1px 0 0 var(--line);}
.lang-switch button:hover{color:var(--primary);}
.lang-switch button.is-active{color:#fff;background:var(--primary);box-shadow:none;}
.lang-switch button.is-active + button{box-shadow:none;}

/* 韓国語・中国語は明朝系だと字形が崩れるのでゴシックに寄せる */
html[lang="ko"] body,html[lang="zh-Hans"] body,
html[lang="ko"] h1,html[lang="ko"] h2,html[lang="ko"] h3,html[lang="ko"] .lead,html[lang="ko"] .ttl,
html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3,html[lang="zh-Hans"] .lead,html[lang="zh-Hans"] .ttl{
  font-family:'Zen Kaku Gothic New','Noto Sans KR','Noto Sans SC',
    -apple-system,'Hiragino Sans','Apple SD Gothic Neo','PingFang SC',sans-serif;
}
/* 英語は行間を詰めすぎない。日本語前提の字送りだと窮屈になる */
html[lang="en"] .hero-catch,html[lang="en"] .lead,html[lang="en"] .ttl,html[lang="en"] .en-title{letter-spacing:.02em;}
html[lang="en"] .hero-catch{line-height:1.5;}
/* 日本語は読点で区切れるが、他言語は単語間に空きが要る（「綺麗は、土台から。」の分割対策） */
html:not([lang="ja"]) .hero-catch .accent,
html:not([lang="ja"]) .philosophy .lead .accent,
html:not([lang="ja"]) .concept-copy .lead .accent{margin:0 .25em;}
html[lang="zh-Hans"] .hero-catch .accent,
html[lang="zh-Hans"] .philosophy .lead .accent,
html[lang="zh-Hans"] .concept-copy .lead .accent{margin:0;}

@media(max-width:900px){
  /* スマホはハンバーガーメニューの中に横並びで置く */
  .sp-nav .lang-switch{
    margin:0;padding:14px 24px;gap:8px;border-top:1px solid var(--cream);
  }
  .sp-nav .lang-switch button{
    flex:1;padding:9px 4px;font-size:11.5px;
    border:1px solid var(--line);border-radius:2px;box-shadow:none;
  }
  .sp-nav .lang-switch button.is-active{border-color:var(--primary);}
  .sp-nav.open{max-height:620px;}
}

/* 休業のお知らせバー（2026-10〜12） */
.notice-bar{background:#fdf6ec;border-bottom:1px solid #e8d9b8;padding:9px 0;text-align:center;margin-top:76px;}
@media(max-width:900px){ .notice-bar{margin-top:68px;} }
.notice-inner{max-width:1080px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;}
.notice-label{font-family:'Cormorant Garamond',serif;font-size:11px;letter-spacing:.22em;color:var(--gold);border:1px solid var(--gold);padding:2px 10px;white-space:nowrap;}
.notice-text{font-size:12.5px;color:var(--ink);letter-spacing:.05em;line-height:1.7;}
.notice-link{font-size:12px;color:var(--primary);text-decoration:underline;letter-spacing:.05em;white-space:nowrap;}
@media(max-width:640px){.notice-text{font-size:11.5px;text-align:center;}}

/* LINE導線(2026-08-25追加) */
.btn-line{display:inline-block;background:#06C755;color:#fff;padding:14px 34px;border-radius:999px;font-weight:600;letter-spacing:.08em;}
.btn-line:hover{opacity:.85;}
.line-float{position:fixed;right:18px;bottom:18px;z-index:99;background:#06C755;color:#fff;padding:12px 20px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:.06em;box-shadow:0 6px 18px rgba(6,199,85,.35);}
.line-float:hover{opacity:.9;}
@media(max-width:640px){.line-float{right:12px;bottom:12px;padding:11px 16px;font-size:13px;}}