:root{
  --bg:#faf8f5; --surface:#ffffff; --ink:#1b1a1f; --muted:#6c6a72; --line:#e6e2da;
  --accent:#6a4cff; --accent-2:#ff8a5c; --gold:#c9a45c; --dark:#15141a;
  --radius:20px;
}
@media (prefers-color-scheme: dark){
  :root{--bg:#121116; --surface:#1b1a21; --ink:#f3f1ee; --muted:#a09da8; --line:#2b2a33; --dark:#0b0a0e}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Hiragino Sans","Yu Gothic UI","Meiryo",system-ui,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit}
.container{width:min(1120px,100% - 32px);margin-inline:auto}
.eyebrow{font-size:.75rem;letter-spacing:.18em;color:var(--accent);font-weight:700;margin:0 0 .75rem}

header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;letter-spacing:.06em;text-decoration:none;display:flex;align-items:center;gap:.5rem}
.brand i{width:18px;height:18px;border-radius:50%;border:4px solid var(--accent);display:inline-block}
header nav a{text-decoration:none;font-size:.9rem;margin-left:1.5rem;color:var(--muted)}
header nav a:hover{color:var(--ink)}
@media(max-width:640px){header nav a:not(.cta){display:none}}
.cta{background:var(--ink);color:var(--bg);padding:.5rem 1rem;border-radius:999px;font-weight:700}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;padding:72px 0 56px}
@media(max-width:860px){.hero{grid-template-columns:1fr;padding-top:40px}}
h1{font-size:clamp(2.2rem,5.5vw,4rem);line-height:1.2;margin:0 0 1.25rem;letter-spacing:-.01em}
h1 em{font-style:normal;background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:1.05rem;max-width:34em}
.btns{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:2rem}
.btn{display:inline-block;padding:.9rem 1.6rem;border-radius:999px;text-decoration:none;font-weight:700}
.btn-primary{background:var(--accent);color:#fff}
.btn-ghost{border:1px solid var(--line);background:var(--surface)}
.hero-art{aspect-ratio:1;border-radius:32px;background:radial-gradient(circle at 30% 20%,#e9e3ff,transparent 60%),radial-gradient(circle at 80% 90%,#ffe3d6,transparent 55%),var(--surface);border:1px solid var(--line);display:grid;place-items:center;position:relative;overflow:hidden}
@media(prefers-color-scheme:dark){.hero-art{background:radial-gradient(circle at 30% 20%,#2b2450,transparent 60%),radial-gradient(circle at 80% 90%,#4a2a1e,transparent 55%),var(--surface)}}
.hero-art svg{width:78%;height:auto;animation:float 6s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-10px) rotate(2deg)}}
@media(prefers-reduced-motion:reduce){.hero-art svg{animation:none}}
.chip{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:.4rem .9rem;font-size:.8rem;font-weight:700;box-shadow:0 6px 20px rgb(0 0 0/.06)}
.chip.a{top:9%;left:7%}.chip.b{bottom:12%;right:6%}

.points{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;padding-bottom:72px}
@media(max-width:760px){.points{grid-template-columns:1fr}}
.point{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem}
.point b{display:block;font-size:2rem;color:var(--accent);line-height:1}
.point h3{margin:.8rem 0 .3rem;font-size:1.05rem}
.point p{margin:0;color:var(--muted);font-size:.92rem}

section{padding:72px 0}
.head{display:flex;justify-content:space-between;align-items:end;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem);margin:0;line-height:1.3}
.sub{color:var(--muted);margin:.5rem 0 0}

/* コンビニ編 */
.store-sec{background:var(--dark);color:#f3f1ee;border-radius:36px;padding:56px clamp(20px,5vw,56px);margin:0 auto}
.store-sec .sub{color:#b4b1bb}
.stores{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
@media(max-width:760px){.stores{grid-template-columns:1fr}}
.store{background:#1d1c24;border:1px solid #2e2d38;border-radius:var(--radius);padding:1.8rem}
.store .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;padding:.2rem .7rem;border-radius:999px;color:#fff}
.store.seven .tag{background:#e8472f}
.store.lawson .tag{background:#2f6fe8}
.store h3{font-size:1.5rem;margin:.9rem 0 .4rem}
.store p{color:#b4b1bb;margin:0 0 1rem;font-size:.94rem}
.store ul{margin:0;padding:0;list-style:none;display:grid;gap:.5rem;font-size:.9rem}
.store li{padding-left:1.4rem;position:relative}
.store li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.more{margin-top:1.5rem;font-size:.85rem;color:#b4b1bb}

/* 使い方 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;counter-reset:s}
@media(max-width:860px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;counter-increment:s}
.step::before{content:"0" counter(s);font-weight:800;color:var(--accent-2);font-size:1.4rem}
.step h3{margin:.4rem 0;font-size:1.02rem}
.step p{margin:0;color:var(--muted);font-size:.9rem}

/* シーン */
.scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
@media(max-width:860px){.scenes{grid-template-columns:repeat(2,1fr)}}
.scene{border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;background:var(--surface);text-decoration:none;transition:transform .2s,border-color .2s}
.scene:hover{transform:translateY(-3px);border-color:var(--accent)}
.scene small{color:var(--muted);font-size:.72rem;letter-spacing:.1em}
.scene h3{margin:.3rem 0 .2rem}
.scene span{font-size:.85rem;color:var(--muted)}
.scene.live{border-color:var(--accent)}
.scene.live small{color:var(--accent);font-weight:700}

.notice{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:12px;padding:1.2rem 1.4rem;font-size:.9rem;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);font-size:.85rem}
footer .row{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
footer p{margin:.4rem 0 0}

/* sub pages */
.page{padding:56px 0 80px;max-width:760px}
.page h1{font-size:clamp(1.8rem,4.5vw,2.6rem);margin:0 0 .5rem}
.page .meta{color:var(--muted);font-size:.85rem;margin:0 0 2.5rem}
.page h2{font-size:1.25rem;margin:2.5rem 0 .75rem;padding-left:.8rem;border-left:4px solid var(--accent)}
.page ul{padding-left:1.3rem}
.crumbs{font-size:.8rem;color:var(--muted);margin-bottom:1.5rem}
.crumbs a{text-decoration:none}
.profile{display:flex;gap:1.5rem;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;margin:1.5rem 0}
.avatar{flex:none;width:84px;height:84px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.6rem}
.profile .name{font-size:1.4rem;font-weight:800;margin:0}
.profile p{margin:.2rem 0 0;color:var(--muted)}
.facts{display:grid;grid-template-columns:8em 1fr;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);margin:0}
.facts dt,.facts dd{margin:0;padding:.9rem 1.2rem;border-bottom:1px solid var(--line)}
.facts dt{font-weight:700;color:var(--muted);font-size:.9rem}
.facts dt:nth-last-of-type(1),.facts dd:last-of-type{border-bottom:0}
@media(max-width:520px){.profile{flex-direction:column;text-align:center}.facts{grid-template-columns:1fr}.facts dt{border-bottom:0;padding-bottom:0}.facts dd{padding-top:.2rem}}
.fnav{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin:0 0 1.2rem}
.fnav a{text-decoration:none;color:var(--ink);font-weight:600}
.fnav a:hover{color:var(--accent)}

/* ショッピングモール編 */
.store.aeon .tag{background:#c2185b}
.store.lalaport .tag{background:#0b8a7a}
a.store{display:block;transition:transform .2s,border-color .2s}
a.store:hover{transform:translateY(-3px);border-color:var(--gold)}

/* 記事ページ */
.page .answer{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;padding:1.1rem 1.3rem}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.5rem;margin:1.5rem 0}
.toc ol{margin:.5rem 0 0;padding-left:1.3rem}
.mini-steps{padding-left:1.4rem;display:grid;gap:.4rem}
.note{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:12px;padding:1rem 1.2rem;font-size:.9rem;color:var(--muted)}
.callout{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent-2);border-radius:12px;padding:1rem 1.2rem;margin:1rem 0}
.callout p{margin:.4rem 0 0;color:var(--muted);font-size:.92rem}
.ad{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;margin:2rem 0}
.ad-label{font-size:.72rem;color:var(--muted);margin:0 0 .8rem}
.ad-body{display:flex;gap:1.2rem;align-items:center;flex-wrap:wrap}
.ad-banner{flex:none;max-width:100%}
.ad-banner img{max-width:100%;height:auto}
.ad-text{flex:1;min-width:220px}
.ad-text h3{margin:0 0 .4rem;font-size:1.05rem}
.ad-text ul{margin:0 0 .8rem;padding-left:1.2rem;font-size:.9rem}
.ad-btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:.6rem 1.2rem;border-radius:999px;font-size:.9rem}
.ad-btn-tag a{color:#fff;text-decoration:none}
.ad-note{font-size:.78rem;color:var(--muted);margin:.6rem 0 0}
.rate-wrap{overflow-x:auto;margin:1rem 0}
.rate-table{width:100%;border-collapse:collapse;background:var(--surface);font-size:.88rem}
.rate-table th,.rate-table td{border:1px solid var(--line);padding:.6rem .7rem;text-align:left;vertical-align:top}
.rate-table thead th{background:var(--bg);white-space:nowrap}
.rate-table tr.max td,.rate-table tr.max th{background:color-mix(in srgb,var(--gold) 12%,transparent)}
.rate-table tr.na td,.rate-table tr.na th{color:var(--muted)}
.rate-note{font-size:.82rem;color:var(--muted)}
.related{margin-top:3rem}
.related-title{font-weight:800;margin:0 0 .8rem}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media(max-width:760px){.related-grid{grid-template-columns:1fr}}
.related-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;text-decoration:none}
.related-card small{color:var(--muted);letter-spacing:.1em;font-size:.7rem}
.related-card b{display:block;margin:.2rem 0}
.related-card span{font-size:.82rem;color:var(--muted)}

/* アイキャッチ（画像差し替え手順は各HTMLの EYECATCH コメント参照） */
.eyecatch{margin:0 0 2rem}
.eyecatch img,.eyecatch-ph{display:block;width:100%;border-radius:var(--radius);border:1px solid var(--line)}
.eyecatch img{height:auto}
.eyecatch-ph{aspect-ratio:2/1}
.eyecatch-ph{background:radial-gradient(circle at 25% 20%,#e9e3ff,transparent 60%),radial-gradient(circle at 85% 90%,#ffe3d6,transparent 55%),var(--surface)}
@media(prefers-color-scheme:dark){.eyecatch-ph{background:radial-gradient(circle at 25% 20%,#2b2450,transparent 60%),radial-gradient(circle at 85% 90%,#4a2a1e,transparent 55%),var(--surface)}}

/* ハブページ */
.page.hub{max-width:900px}
.hub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.1rem;margin:1.5rem 0}
@media(max-width:640px){.hub-grid{grid-template-columns:1fr}}
.hub-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;text-decoration:none;transition:transform .2s,border-color .2s}
.hub-card:hover{transform:translateY(-3px);border-color:var(--accent)}
.hub-card .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;padding:.2rem .7rem;border-radius:999px;color:#fff}
.hub-card h3{margin:.8rem 0 .3rem;font-size:1.25rem}
.hub-card p{margin:0 0 .8rem;color:var(--muted);font-size:.9rem}
.hub-card ul{margin:0;padding-left:1.2rem;font-size:.88rem}
.hub-card .go{display:block;margin-top:.9rem;color:var(--accent);font-weight:700;font-size:.9rem}
.hub-card.seven .tag{background:#e8472f}.hub-card.lawson .tag{background:#2f6fe8}
.hub-card.family .tag{background:#00985f}.hub-card.ministop .tag{background:#1b5fb0}
.hub-card.aeon .tag{background:#c2185b}.hub-card.lalaport .tag{background:#0b8a7a}
.store.family .tag{background:#00985f}.store.ministop .tag{background:#1b5fb0}
.avail{display:flex;align-items:center;gap:1rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:1rem 1.2rem;margin:1.5rem 0 1rem}
.avail-mark{flex:none;width:3.2rem;height:3.2rem;border-radius:50%;display:grid;place-items:center;font-size:1.7rem;font-weight:800;color:#fff;background:#1f9d6b}
.avail-part .avail-mark{background:#d9902b}
.avail-ng .avail-mark{background:#d1495b}
.avail b{display:block;font-size:1.05rem}
.avail small{display:block;color:var(--muted);font-size:.85rem;margin-top:.2rem;line-height:1.6}
.avail-legend{font-size:.8rem;color:var(--muted);margin:0 0 1rem}
.avail+.avail-legend+.answer,.avail+.answer{margin-top:0}

/* トラブル解決ページ */
.check-list{list-style:none;padding:0;display:grid;gap:.5rem}
.check-list li{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:.7rem 1rem}
.check-list a{font-weight:700}
.shots{display:grid;grid-template-columns:repeat(2,minmax(0,240px));gap:1rem;justify-content:center;margin:1.2rem 0}
.shots figure{margin:0}
.shots img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:16px}
.shots figcaption{font-size:.8rem;color:var(--muted);margin-top:.4rem;text-align:center}

/* 100円ショップ編 */
.store.daiso .tag,.hub-card.daiso .tag{background:#e4007f}
.store.seria .tag,.hub-card.seria .tag{background:#7a4fb5}
.store.cando .tag,.hub-card.cando .tag{background:#f08300}

/* カフェ・飲食編 */
.store.starbucks .tag,.hub-card.starbucks .tag{background:#00704a}
.store.doutor .tag,.hub-card.doutor .tag{background:#9a6b1f}
.store.tullys .tag,.hub-card.tullys .tag{background:#23324d}
.store.ueshima .tag,.hub-card.ueshima .tag{background:#6b3a2a}
.store.saintmarc .tag,.hub-card.saintmarc .tag{background:#b5121b}
.store.komeda .tag,.hub-card.komeda .tag{background:#7a4a24}

/* ファストフード編 */
.store.mcdonalds .tag,.hub-card.mcdonalds .tag{background:#d52b1e}
.store.kfc .tag,.hub-card.kfc .tag{background:#a3080c}
.store.zetteria .tag,.hub-card.zetteria .tag{background:#c8102e}
.store.mos .tag,.hub-card.mos .tag{background:#00843d}
.store.burgerking .tag,.hub-card.burgerking .tag{background:#d35400}
.store.freshness .tag,.hub-card.freshness .tag{background:#3a7d2c}
.store.firstkitchen .tag,.hub-card.firstkitchen .tag{background:#e2001a}
.store.subway .tag,.hub-card.subway .tag{background:#008c15}

/* 牛丼編 */
.store.yoshinoya .tag,.hub-card.yoshinoya .tag{background:#d9600b}
.store.sukiya .tag,.hub-card.sukiya .tag{background:#c8000b}
.store.matsuya .tag,.hub-card.matsuya .tag{background:#a8770a}
.store.nakau .tag,.hub-card.nakau .tag{background:#8b1e24}

/* 交通編 */
.hub-card.rail .tag{background:#3d5a80}
.hub-card.r-metro .tag{background:#009bbf}.hub-card.r-toei .tag{background:#1a9a43}
.hub-card.r-tokyu .tag{background:#da0442}.hub-card.r-odakyu .tag{background:#0d4ea3}
.hub-card.r-keio .tag{background:#c8006b}.hub-card.r-keikyu .tag{background:#e60012}
.hub-card.r-seibu .tag{background:#2a5caa}.hub-card.r-osakametro .tag{background:#0068b7}
.hub-card.r-hankyu .tag{background:#7a2a2a}.hub-card.r-hanshin .tag{background:#005bac}
.hub-card.r-kintetsu .tag{background:#0b318f}.hub-card.r-nankai .tag{background:#e95413}
.hub-card.r-fukuoka .tag{background:#f39800}.hub-card.r-nishitetsu .tag{background:#b8002e}
.hub-card.r-jrkyushu .tag{background:#e60012}
.hub-card.soon{opacity:.75}.hub-card.soon .go{color:var(--muted)}
.op-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.6rem;padding:0;list-style:none;margin:1rem 0}
.op-list li{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:.7rem .9rem;font-size:.9rem}
.op-list li a{font-weight:700}
.op-list li small{display:block;color:var(--muted);font-size:.78rem;margin-top:.15rem}

/* 同カテゴリの内部リンク */
.siblings{margin:2.5rem 0 0;display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;font-size:.88rem}
.siblings b{margin-right:.4rem}
.siblings a{text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:.25rem .8rem}
.siblings a:hover{border-color:var(--accent);color:var(--accent)}
.siblings a.all{border-style:dashed;color:var(--accent)}