:root{
  --base:#fff;
  --main:#eb6d57;
  --text:#4c3219;
  --sand:#ede4cd;
  --brown:#ae7c59;
  --cream:#fbfaf5;
  --header-h:120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h)}
body{margin:0;background:var(--base);color:var(--text);font-family:"Zen Old Mincho",serif;font-size:16px;line-height:1.5;letter-spacing:.04em;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
ul{margin:0;padding:0;list-style:none}
p{margin:0 0 24px;line-height:1.5em}
:focus-visible{outline:3px solid var(--main);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--text);color:#fff;padding:8px 16px;z-index:10000}
.skip:focus{left:0}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:9999;box-shadow:rgba(0,0,0,.05) 0 2px 10px}
.header-top{background:var(--cream)}
.header-inner{max-width:1200px;margin:0 auto;height:72px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.header-right{display:flex;align-items:center;gap:8px}
.logo img{height:48px;width:auto}
.nav{background:var(--base)}
.nav ul{display:flex;justify-content:center}
.nav li{position:relative;padding:0 24px}
.nav li:not(:last-child)::after{content:"";position:absolute;right:0;top:50%;width:1px;height:24px;background:var(--sand);transform:translateY(-50%)}
.nav li a{position:relative;display:block;padding:12px 0;text-decoration:none;font-size:16px;line-height:24px;transition:color .2s}
.nav li a::after{content:"";position:absolute;left:50%;bottom:8px;width:60%;height:2px;background:currentColor;transform:translateX(-50%) scaleX(0);transition:transform .25s ease}
.nav li a:hover::after{transform:translateX(-50%) scaleX(1)}
.nav li a:hover,.nav li a[aria-current]{color:var(--main)}

/* LINE公式ボタン（LINEガイドライン：基本 #06C755／ホバー 黒10%／押下 黒30%／文字・ロゴ #fff） */
.btn-line{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;background:#06C755;color:#fff!important;font-weight:700;font-size:16px;line-height:24px;text-decoration:none;padding:12px 24px;border-radius:999px}
.btn-line:hover{background:linear-gradient(rgba(0,0,0,.1),rgba(0,0,0,.1)),#06C755}
.btn-line:active{background:linear-gradient(rgba(0,0,0,.3),rgba(0,0,0,.3)),#06C755}
.btn-line img{width:24px;height:24px}
.burger{display:none;width:48px;height:48px;border:0;background:none;cursor:pointer;position:relative}
.burger span{position:absolute;left:21px;width:6px;height:6px;border-radius:50%;background:var(--text)}
.burger span:nth-child(1){top:9px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:33px}

/* オフキャンバスメニュー用パーツ（PCでは非表示） */
.nav-close,.nav-line{display:none}
.nav-close{position:absolute;top:16px;right:16px;width:48px;height:48px;border:2px solid #fff;border-radius:50%;background:var(--main);cursor:pointer}
.nav-close::before,.nav-close::after{content:"";position:absolute;left:50%;top:50%;width:20px;height:2px;background:#fff;transform:translate(-50%,-50%) rotate(45deg)}
.nav-close::after{transform:translate(-50%,-50%) rotate(-45deg)}

/* ---------- Hero（高さ500px固定・画像は全面カバー・フェード切替） ---------- */
.hero{position:relative;height:500px;overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;background:var(--text)}
.hero-slides,.hero-slides::after{position:absolute;inset:0}
.hero-slides::after{content:"";background:rgba(76,50,25,.35)}
.slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% var(--y,50%);opacity:0;transition:opacity 1.6s ease}
.slide.is-active{opacity:1}
/* ゆっくり拡大（表示中＋フェードアウト中は拡大を続け、見えなくなってからリセット） */
.slide{will-change:opacity,transform}
.slide.is-active,.slide.is-leaving{animation:slowzoom 9s linear forwards}
@keyframes slowzoom{from{transform:scale(1)}to{transform:scale(1.1)}}
.hero-text{position:relative;z-index:1;padding:0 24px;text-shadow:0 2px 16px rgba(0,0,0,.35)}
.hero h1{margin:0 0 24px;font-size:clamp(28px,4.4vw,54px);line-height:1.5;font-weight:700;letter-spacing:.08em}
.hero p{margin:0;font-size:clamp(15px,1.6vw,19px)}
@keyframes rise{from{opacity:0;transform:translateY(32px)}to{opacity:1;transform:none}}
.hero h1,.hero p{animation:rise 1s cubic-bezier(.22,.7,.2,1) both}
.hero h1{animation-delay:.3s}
.hero p{animation-delay:1.1s}
@media (prefers-reduced-motion:reduce){.slide,.slide.is-active,.slide.is-leaving{transition:none;animation:none}.hero h1,.hero p{animation:none}}

/* ---------- Sections（余白・画像サイズは8の倍数） ---------- */
.sec{padding:120px 24px}
.sec:nth-of-type(even){background:var(--cream)}
.wrap{max-width:1056px;margin:0 auto}
.wrap.narrow{max-width:856px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.split.reverse .split-img{order:-1}
.split-img img{width:100%;height:360px;object-fit:cover;border-radius:24px}
.sec-about .split-img img{border-radius:24px 120px 24px 120px}

/* ---------- 円形写真＋カード（Problem / Thought / Service） ---------- */
.sec-head{text-align:center}
.sec-head h3{margin:8px 0 56px}
.circle-card{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:center}
.circle-img img{width:320px;height:320px;border-radius:50%;object-fit:cover}
.card{align-self:stretch;display:flex;flex-direction:column;justify-content:center;min-height:320px;padding:32px;background:var(--base);border:4px dotted var(--sand)}
.card .check{width:fit-content;max-width:100%;margin:0 auto 24px}
.card .dots{list-style:disc;margin:0 0 24px;padding-left:24px}
.card>:last-child{margin-bottom:0}

h2{margin:0;font-family:"Playfair Display",sans-serif;font-weight:600;font-size:56px;line-height:64px;letter-spacing:.04em;color:var(--text)}
h3{margin:8px 0 32px;font-size:20px;line-height:32px;font-weight:700;color:var(--brown);letter-spacing:.12em}

.check{margin-bottom:24px}
.check li{position:relative;padding:8px 0 8px 32px;border-bottom:1px solid var(--sand)}
.check li::before{content:"";position:absolute;left:4px;top:14px;width:14px;height:8px;border-left:3px solid var(--main);border-bottom:3px solid var(--main);transform:rotate(-45deg)}

.center{text-align:center}
.btn{display:inline-block;background:var(--main);color:#fff;text-decoration:none;font-weight:700;line-height:24px;padding:16px 40px;border-radius:999px;transition:background .2s}
.btn:hover{background:#f7b32b}

/* ---------- Schedule（Googleカレンダー） ---------- */
.reserve{margin:40px 0 0}
.btn-reserve{font-size:18px;padding:16px 56px;letter-spacing:.1em}
.calendar iframe{display:block;width:100%;height:600px;border:0;background:#fff}

/* ---------- Instagram ---------- */
.sec-insta{text-align:center}
.insta-id{margin:-8px 0 32px;font-weight:700}
.insta-id a{text-decoration:none;color:var(--brown)}
.insta-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:48px;align-items:start}
.insta-grid .instagram-media{min-width:0!important;width:100%!important;max-width:100%!important;margin:0!important}

/* ---------- Footer ---------- */
.footer{background:var(--main);text-align:center}
.footer-nav{background:var(--main);padding:16px 24px}
.footer-nav ul{display:flex;flex-wrap:wrap;justify-content:center}
.footer-nav li{position:relative;padding:0 24px}
.footer-nav li:not(:last-child)::after{content:"";position:absolute;right:0;top:50%;width:1px;height:24px;background:rgba(255,255,255,.45);transform:translateY(-50%)}
.footer-nav a{position:relative;display:block;padding:8px 0;line-height:24px;color:#fff;text-decoration:none}
.footer-nav a::after{content:"";position:absolute;left:50%;bottom:4px;width:60%;height:2px;background:#fff;transform:translateX(-50%) scaleX(0);transition:transform .25s ease}
.footer-nav a:hover::after{transform:translateX(-50%) scaleX(1)}
.footer-body{padding:48px 24px 32px;background:var(--main);color:#fff}
.footer-catch{display:flex;flex-direction:column;align-items:center;gap:16px;margin:0 0 32px}
.hand-copy{margin:0;font-family:"Yomogi",cursive;font-size:18px;line-height:32px;letter-spacing:.05em;font-weight:600}
.footer-catch img{width:120px}
.copy{margin:0;font-size:12px;line-height:24px;color:#fff}

/* TOPへスクロールボタン */
.scroll-top-btn{position:fixed;right:24px;bottom:24px;z-index:999;opacity:0;transform:translateY(120px);pointer-events:none;transition:transform .6s ease,opacity .6s ease}
.scroll-top-btn img{width:64px}
.scroll-top-btn.show{opacity:1;transform:translateY(0);pointer-events:auto}

/* ---------- Reveal ---------- */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s,transform .8s}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- Responsive ---------- */
@media (max-width:920px){
  :root{--header-h:80px}
  .header-inner{height:80px}
  .burger{display:block}
  /* オフキャンバスメニュー：全画面・上下に花の飾り */
  .nav{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:96px 24px;overflow-y:auto;background:url(../images/flowerline.png) top center/100% auto no-repeat,url(../images/flowerline2.png) bottom center/100% auto no-repeat,var(--cream);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
  .nav.open{opacity:1;visibility:visible}
  .nav ul{flex-direction:column;align-items:center}
  .nav li{padding:0}
  .nav li:not(:last-child)::after{display:none}
  .nav li a{padding:8px 32px;text-align:center}
  .nav-close{display:block}
  .header-line{display:none}
  .nav .nav-line{display:inline-flex;margin-top:24px;font-size:16px;line-height:24px;padding:12px 32px;gap:8px}
  .nav .nav-line img{width:24px;height:24px}
  body.menu-open{overflow:hidden}
  .slide{object-position:var(--x-sp,50%) var(--y,50%)}
  .sec{padding:64px 24px}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-img{order:0}
  .split-img img{height:240px}
  .sec-head h3{margin-bottom:40px}
  .circle-card{grid-template-columns:1fr;justify-items:center;gap:32px}
  .circle-img img{width:280px;height:280px}
  .card{width:100%;min-height:0;padding:24px 16px}
  h2{font-size:32px;line-height:40px}
  .insta-grid{grid-template-columns:1fr;max-width:424px;margin-left:auto;margin-right:auto}
  .scroll-top-btn{right:8px;bottom:8px}
}
@media (max-width:520px){
  .logo img{height:48px}
  .header-inner{padding:0 16px;gap:8px}
  .btn-line{font-size:12px;line-height:16px;padding:8px 16px;gap:8px}
  .btn-line img{width:16px;height:16px}
  .footer-nav li{padding:0 8px}
  .calendar iframe{height:520px}
  .btn-reserve{display:block;padding:16px 24px;font-size:16px}
}