:root{--pink:#f34470;--orange:#ff9d22;--teal:#1c9693;--ink:#25201f;--cream:#fffaf3;--line:#e8e1d8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,"Hiragino Sans","Yu Gothic",sans-serif;color:var(--ink);background:#f7fbfc;line-height:1.75}a{color:inherit}.detail-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.detail-header-inner{max-width:1180px;margin:auto;padding:12px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}.detail-header img{width:240px;height:auto;display:block}.back-link{text-decoration:none;font-weight:800;color:var(--teal)}.detail-main{max-width:1180px;margin:auto;padding:34px 22px 80px}.detail-hero{display:grid;grid-template-columns:minmax(300px,.72fr) minmax(0,1.28fr);gap:34px;align-items:start}.flyer-wrap{position:sticky;top:100px}.flyer-wrap img{width:100%;display:block;border-radius:18px;box-shadow:0 24px 60px rgba(12,20,25,.2)}.detail-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:0 16px 42px rgba(21,48,53,.08)}.eyebrow{margin:0;color:var(--pink);font-weight:900;letter-spacing:.12em}.detail-card h1{margin:10px 0 16px;font-family:"Noto Serif CJK JP",serif;font-size:clamp(2rem,4vw,3.6rem);line-height:1.14;letter-spacing:-.03em}.lead{font-size:1.05rem;color:#514a48}.status{display:inline-flex;margin:8px 0 18px;padding:7px 12px;border-radius:999px;background:#fff0f4;color:var(--pink);font-weight:900}.facts{display:grid;gap:0;margin:24px 0;border-top:1px solid var(--line)}.facts div{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.facts dt{font-weight:900;color:#6d6461}.facts dd{margin:0}.facts a{color:var(--teal);font-weight:800;text-underline-offset:3px}.price-box{margin-top:24px;padding:22px;border-radius:18px;background:var(--cream);border:1px solid #f2dfc7}.price-box h2{margin:0 0 10px;font-size:1.15rem}.price-box p{margin:4px 0}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;border-radius:13px;text-decoration:none;font-weight:900}.btn-primary{background:linear-gradient(90deg,var(--pink),#ff6c4f);color:#fff}.btn-secondary{border:1px solid var(--line);background:#fff}.tour-nav{margin-top:48px}.tour-nav h2{font-size:1.6rem}.tour-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.tour-link{display:block;padding:16px;border:1px solid var(--line);border-radius:14px;background:#fff;text-decoration:none}.tour-link[aria-current="page"]{border-color:var(--pink);box-shadow:0 0 0 2px rgba(243,68,112,.12)}.tour-link time{display:block;color:var(--pink);font-weight:900}.tour-link b{display:block}.source-note{margin-top:26px;color:#756b68;font-size:.88rem}@media(max-width:820px){.detail-header img{width:190px}.detail-main{padding:22px 16px 60px}.detail-hero{grid-template-columns:1fr}.flyer-wrap{position:static;max-width:560px;margin:auto}.detail-card{padding:24px}.facts div{grid-template-columns:1fr;gap:3px}.tour-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.tour-grid{grid-template-columns:1fr}.detail-card h1{font-size:2rem}.detail-header-inner{padding:10px 14px}.back-link{font-size:.82rem}}