:root{
  --ink:#2b2a26; --paper:#faf8f2; --paper2:#f1ece0; --line:#e4dccb;
  --navy:#1f2740; --brass:#b9933f; --muted:#7d7669;
  --serif:"Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --shadow:0 16px 44px rgba(30,26,16,.14);
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}

/* ===== nav ===== */
nav{display:flex;align-items:center;gap:12px;padding:18px 22px;position:sticky;top:0;background:rgba(250,248,242,.86);backdrop-filter:blur(10px);z-index:30;border-bottom:1px solid var(--line)}
nav .brand{font-family:var(--serif);font-weight:600;font-size:21px;letter-spacing:.05em;display:flex;align-items:center;gap:9px}
nav .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--brass);box-shadow:0 0 12px var(--brass)}
nav .sp{flex:1}
.btn{border:0;border-radius:999px;padding:11px 20px;font-size:14px;font-weight:700;cursor:pointer;transition:.15s;text-decoration:none;display:inline-block}
.btn.primary{background:var(--brass);color:#241b03}
.btn.primary:hover{background:#cda74e;transform:translateY(-1px)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}
.btn.ghost:hover{background:#fff}

/* ===== hero ===== */
.hero{position:relative;text-align:center;padding:74px 22px 56px;overflow:hidden}
.hero .eyebrow{font-size:13px;letter-spacing:.22em;color:var(--brass);font-weight:700;margin-bottom:18px}
.hero h1{font-family:var(--serif);font-size:clamp(30px,5.5vw,52px);line-height:1.28;margin:0 0 18px;font-weight:600}
.hero p{font-size:clamp(15px,2vw,18px);color:var(--muted);max-width:620px;margin:0 auto 30px}
.hero .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero .frames{position:absolute;inset:0;z-index:-1;opacity:.5}
.hero .frames span{position:absolute;border:3px solid var(--brass);border-radius:4px;opacity:.18}
.hero .frames span:nth-child(1){width:120px;height:150px;left:6%;top:30%;transform:rotate(-6deg)}
.hero .frames span:nth-child(2){width:90px;height:120px;right:8%;top:22%;transform:rotate(7deg)}
.hero .frames span:nth-child(3){width:70px;height:90px;left:14%;bottom:12%;transform:rotate(4deg)}
.hero .frames span:nth-child(4){width:100px;height:80px;right:12%;bottom:16%;transform:rotate(-5deg)}

/* ===== value props ===== */
.props{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin:8px 0 56px}
.prop{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.prop .ic{font-size:26px;margin-bottom:10px}
.prop h3{margin:0 0 6px;font-size:16px;font-family:var(--serif)}
.prop p{margin:0;font-size:13.5px;color:var(--muted)}

/* ===== section heading ===== */
.sec-head{display:flex;align-items:baseline;gap:12px;margin:46px 0 18px}
.sec-head h2{font-family:var(--serif);font-size:24px;margin:0;font-weight:600}
.sec-head .note{font-size:13px;color:var(--muted)}

/* ===== template gallery ===== */
.templates{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.tpl{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;cursor:pointer;transition:.18s}
.tpl:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.tpl .swatch{height:120px;display:flex;align-items:flex-end;padding:12px;position:relative}
.tpl .swatch .frame{width:46px;height:58px;background:#fff8;border:2px solid #fff;border-radius:2px;box-shadow:0 4px 10px rgba(0,0,0,.2)}
.tpl .body{padding:14px 16px}
.tpl .body h3{margin:0 0 4px;font-size:15px;font-family:var(--serif)}
.tpl .body p{margin:0;font-size:12.5px;color:var(--muted)}

/* ===== my museums ===== */
.museums{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin-bottom:40px}
.museum-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 6px 18px rgba(30,26,16,.06)}
.museum-card .cover{height:140px;background:#e9e3d4 center/cover no-repeat;position:relative;display:flex;align-items:center;justify-content:center;color:#b3a998;font-family:var(--serif)}
.museum-card .cover .ph{font-size:13px;color:#a99f88}
.museum-card .info{padding:14px 16px}
.museum-card .info h3{margin:0 0 4px;font-size:15.5px;font-family:var(--serif);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.museum-card .info .meta{font-size:12px;color:var(--muted);margin-bottom:12px}
.museum-card .acts{display:flex;gap:6px;flex-wrap:wrap}
.museum-card .acts button{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 10px;font-size:12px;cursor:pointer;font-weight:600}
.museum-card .acts button.go{background:var(--navy);color:#fff;border-color:var(--navy)}
.museum-card .acts button.del{color:#b23a3a}
.museum-card .acts button:hover{filter:brightness(.97)}
.empty{grid-column:1/-1;text-align:center;padding:50px 20px;border:2px dashed var(--line);border-radius:16px;color:var(--muted)}

/* ===== modal ===== */
.modal{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;background:rgba(20,18,12,.5);padding:20px}
.modal.show{display:flex}
.modal .box{background:var(--paper);border-radius:20px;max-width:720px;width:100%;max-height:88vh;overflow:auto;padding:26px;box-shadow:var(--shadow)}
.modal h2{font-family:var(--serif);margin:0 0 6px;font-size:22px}
.modal .lead{color:var(--muted);font-size:14px;margin:0 0 18px}
.modal .field{margin:14px 0}
.modal label{display:block;font-size:12px;font-weight:700;color:#7a7363;margin-bottom:6px}
.modal input[type=text]{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:15px;font-family:var(--sans)}
.modal .foot{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}
.tpl-pick{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.tpl-pick .opt{border:2px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer;background:#fff}
.tpl-pick .opt.sel{border-color:var(--brass);box-shadow:0 0 0 3px rgba(185,147,63,.2)}
.tpl-pick .opt .sw{height:70px}
.tpl-pick .opt .lb{padding:8px 10px;font-size:12px;font-weight:700}

/* ===== AIおまかせ: CTA注記 + 行事チップ ===== */
.cta-note{font-size:12.5px;color:var(--muted);margin:14px 0 0}
.occ-pick{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:8px 0 6px}
.occ-pick button{border:2px solid var(--line);background:#fff;border-radius:12px;padding:13px 10px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.15s;font-family:var(--sans);color:var(--ink)}
.occ-pick button:hover{border-color:#d0c5a8}
.occ-pick button.sel{border-color:var(--brass);background:rgba(185,147,63,.08);box-shadow:0 0 0 3px rgba(185,147,63,.15)}

/* ===== 館内スクリーンショット ===== */
.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-bottom:20px}
.shots figure{margin:0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 6px 18px rgba(30,26,16,.06)}
.shots img{display:block;width:100%;height:auto}
.shots figcaption{padding:12px 16px;font-size:13px;color:var(--muted)}

/* ===== 三重のそなえ ===== */
.triple{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.tri{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 22px;position:relative}
.tri-n{font-family:var(--serif);font-size:15px;color:var(--brass);font-weight:700;letter-spacing:.12em;margin-bottom:10px}
.tri h3{margin:0 0 8px;font-size:17px;font-family:var(--serif)}
.tri p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.85}
.tri p b{color:var(--ink)}
.tri-foot{text-align:center;font-size:13.5px;color:var(--muted);margin:20px 0 0;line-height:1.8}
.tri-foot a{color:var(--brass);font-weight:700;text-decoration:none}

/* ===== 料金プラン ===== */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;align-items:stretch}
.plan{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px;display:flex;flex-direction:column}
.plan.featured{border:2px solid var(--brass);box-shadow:0 16px 44px rgba(185,147,63,.16);position:relative}
.plan-badge{font-size:11.5px;font-weight:700;letter-spacing:.06em;color:var(--muted);margin-bottom:10px}
.plan-badge.brass{color:var(--brass)}
.plan-price{font-family:var(--serif);font-size:38px;font-weight:600;line-height:1;margin-bottom:4px}
.plan-price span{font-size:16px;color:var(--muted);font-family:var(--sans);margin-left:2px}
.plan h3{margin:8px 0 14px;font-size:16px;font-family:var(--serif)}
.plan ul{list-style:none;padding:0;margin:0 0 20px;flex:1}
.plan ul li{font-size:13px;color:var(--muted);line-height:1.6;padding:6px 0 6px 22px;position:relative;border-top:1px solid #f0ebdf}
.plan ul li:first-child{border-top:0}
.plan ul li::before{content:"✓";position:absolute;left:0;color:var(--brass);font-weight:700}
.plan ul li b{color:var(--ink)}
.plan-cta{width:100%;text-align:center}

/* ===== footer ===== */
footer{border-top:1px solid var(--line);margin-top:50px;padding:30px 22px;color:var(--muted);font-size:13px}
footer .wrap{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
footer a{color:var(--muted);text-decoration:none;margin-right:16px}
footer a:hover{color:var(--ink)}