:root{
  --bg:#f8f7f3;
  --card:#ffffff;
  --text:#343431;
  --muted:#77746d;
  --line:#e7e4dc;
  --accent:#a39172;
  --accent-soft:#f1eee7;
  --max:980px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-y:scroll}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",system-ui,sans-serif;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.025em;
}
a{color:inherit}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:22px 16px}

/* Header */
header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.brand h1{font-size:23px;margin:0;font-weight:600}
.brand .tag{color:var(--muted);font-size:14px;line-height:1.4}
nav{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
nav a{text-decoration:none;padding:9px 16px;border-radius:999px;font-size:14px;white-space:nowrap}
nav a.is-active{background:#fff;border-color:#ddd8cc;box-shadow:0 3px 12px rgba(60,55,45,.04)}
nav a:hover{background:#fff}

/* Hero */
.hero{padding:34px 0 14px}
.hero-sub{margin:0 0 8px;font-size:14px;color:var(--muted);letter-spacing:.075em}
.hero h2{margin:0 0 12px;font-size:32px;font-weight:500;letter-spacing:.035em;line-height:1.5}
.hero-image{margin-top:16px;width:100%;height:auto;border-radius:14px;border:1px solid var(--line);background:#fff}

/* Sections */
.section{margin:22px 0}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:24px;
  box-shadow:0 8px 28px rgba(57,52,43,.035);
}
.h{font-weight:600;margin:0 0 14px;font-size:18px;letter-spacing:.035em}
.small{font-size:14px;color:var(--muted);line-height:1.95}

/* Concept */
.note{background:linear-gradient(135deg,#fff 0%,#fbfaf7 100%);border-color:#e5e1d8}
.concept p{margin:0 0 12px}.concept p:last-child{margin-bottom:0}
.concept-lead{font-weight:600;color:var(--text)}
.accent{color:var(--accent);font-weight:600}

/* Images */
.pickup-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.pickup-grid img{display:block;width:92%;margin:0 auto;border-radius:12px;border:1px solid var(--line);background:#fff}

/* FAQ */
details{border-top:1px solid var(--line);padding-top:14px;margin-top:14px}
summary{cursor:pointer;font-weight:600;font-size:15px}

/* Table */
table{width:100%;border-collapse:collapse}
th,td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
th{width:34%;color:var(--muted);font-weight:600}

/* Media */
.media-item+.media-item{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}
.media-date{color:var(--accent);font-size:13px;margin:0 0 5px}
.media-title{font-weight:600;margin:0 0 8px}
.media-desc{font-size:14px;color:var(--muted);line-height:1.9}
.media-link a{color:var(--accent)}

/* Top */
.to-top{
  position:fixed;right:16px;bottom:16px;width:44px;height:44px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;border:1px solid #ddd8cc;
  background:rgba(255,255,255,.92);backdrop-filter:blur(6px);color:var(--accent);
  text-decoration:none;box-shadow:0 10px 24px rgba(0,0,0,.08),inset 0 1px 0 rgba(255,255,255,.7);
  transition:transform .12s ease,background .12s ease;z-index:100
}
.to-top__icon{width:22px;height:22px}.to-top:hover{background:var(--accent-soft);transform:translateY(-2px)}
@media(max-width:600px){
  .hero h2{font-size:26px}
  .card{padding:20px}
}
@media(max-width:420px){
  .to-top{width:40px;height:40px;right:12px;bottom:12px}.to-top__icon{width:20px;height:20px}
}