:root{
  --bg:#E7EAEC; --frame:#F8F9F9; --ink:#0D0E10; --muted:#5A6166; --line:#C8CED2; --accent:#2D3DFF;
  --shadow:0 1px 0 #fff inset,0 18px 40px -22px rgba(13,14,16,.45),0 2px 6px rgba(13,14,16,.08);
  --font:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN","Hiragino Sans",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1rem/1.9 var(--font);-webkit-font-smoothing:antialiased;word-break:auto-phrase;text-wrap:pretty}
h1,h2,h3{text-wrap:balance}
a{color:inherit}
img{max-width:100%}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:1160px;margin:0 auto;padding:0 clamp(1rem,4vw,2.4rem)}

/* ヘッダー */
.top{position:sticky;top:0;z-index:20;background:rgba(231,234,236,.82);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid rgba(13,14,16,.07)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:.65rem;font-weight:900;letter-spacing:.01em;text-decoration:none;font-size:1.05rem}
.logo i{display:block;width:26px;height:26px;border-radius:7px;background:var(--frame);box-shadow:var(--shadow);position:relative}
.logo i::after{content:"";position:absolute;inset:5px 6px 6px 5px;background:var(--ink);clip-path:polygon(0 18%,46% 0,100% 30%,86% 100%,22% 86%)}
.top nav a{font-size:.88rem;color:var(--muted);text-decoration:none;padding:.4rem .2rem}
.top nav a:hover{color:var(--ink)}

/* ヒーロー（触れる地図） */
.hero{padding:clamp(1.6rem,5vw,3.6rem) 0 clamp(2rem,5vw,4rem)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(1.2rem,4vw,3.4rem);align-items:center}
.hero h1{font-weight:900;font-size:clamp(2.3rem,6.2vw,4.7rem);line-height:1.14;letter-spacing:-.015em;margin:0 0 1.1rem}
.hero .sub{max-width:27em;color:var(--muted);font-size:1.05rem;margin:0 0 1.8rem}
.tabs{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1.4rem}
.tab{font:700 .92rem/1 var(--font);padding:.72rem 1.05rem;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer;transition:background .18s,color .18s,border-color .18s,box-shadow .18s}
.tab:hover{border-color:var(--ink)}
.tab[aria-selected="true"]{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:0 8px 20px -10px rgba(13,14,16,.7)}
.readout{display:flex;flex-wrap:wrap;align-items:baseline;gap:.1rem .9rem;min-height:4.2rem;margin:0 0 1.4rem}
.readout b{font-weight:900;font-size:clamp(2rem,4.4vw,3.2rem);line-height:1.1}
.readout span{color:var(--muted);font-size:.9rem}
.hero .go{display:inline-flex;align-items:center;gap:.6rem;font-weight:700;text-decoration:none;background:var(--ink);color:#fff;padding:.9rem 1.5rem;border-radius:999px;transition:transform .18s,box-shadow .18s;box-shadow:0 12px 26px -14px rgba(13,14,16,.8)}
.hero .go:hover{transform:translateY(-2px)}
.stage{position:relative;background:var(--frame);border-radius:28px;box-shadow:var(--shadow);padding:clamp(.8rem,2.4vw,1.8rem);aspect-ratio:1/1;display:grid;place-items:center}
.stage .city{grid-area:1/1;width:100%;height:100%}
.stage .city[hidden]{display:none}

/* 地図そのもの */
.map{width:100%;height:100%;display:block;overflow:visible}
.map .frame{fill:var(--frame);stroke:var(--frame);stroke-width:7;stroke-linejoin:round}
.map .ward{fill:var(--ink);stroke:var(--frame);stroke-width:.9;stroke-linejoin:round;cursor:pointer;transform-box:fill-box;transform-origin:center;transition:transform .22s cubic-bezier(.2,.8,.2,1),fill .15s,filter .22s}
.map .ward:hover,.map .ward:focus-visible,.map .ward.on{fill:var(--accent);transform:translateY(-1.6px);filter:drop-shadow(0 3px 2.5px rgba(13,14,16,.35));outline:none}
.map .lbl{fill:#fff;font-family:var(--font);font-weight:900;text-anchor:middle;pointer-events:none;paint-order:stroke;stroke:none}
.map.intro .ward{animation:assemble .95s cubic-bezier(.16,.84,.24,1) both;animation-delay:calc(var(--i)*38ms + 120ms)}
.map.intro .labels{animation:fade .5s ease both;animation-delay:1.25s}
@keyframes assemble{from{opacity:0;transform:translate(var(--dx),var(--dy)) rotate(7deg) scale(.9)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* 作品一覧 */
.sec{padding:clamp(2.4rem,6vw,4.6rem) 0}
.sec h2{font-weight:900;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.3;margin:0 0 .5rem}
.sec .lead{color:var(--muted);margin:0 0 2rem;max-width:34em}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:1.3rem;padding:0;margin:0;list-style:none}
.tile{display:flex;flex-direction:column;height:100%;background:var(--frame);border-radius:22px;box-shadow:var(--shadow);text-decoration:none;overflow:hidden;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s}
.tile:hover{transform:translateY(-5px);box-shadow:0 1px 0 #fff inset,0 28px 44px -22px rgba(13,14,16,.5),0 2px 6px rgba(13,14,16,.08)}
.tile .art{height:clamp(250px,24vw,300px);padding:1.5rem 1.5rem .6rem}
.tile .art .map{width:100%;height:100%}
.tile .art .map .ward{pointer-events:none}
.tile:hover .art .map .ward{fill:var(--accent)}
.tile .meta{margin-top:auto;padding:.4rem 1.4rem 1.3rem;display:flex;justify-content:space-between;align-items:flex-end;gap:1rem}
.tile .meta strong{font-weight:900;font-size:1.12rem;line-height:1.4}
.tile .meta small{color:var(--muted);font-size:.84rem;white-space:nowrap}
.pill{display:inline-block;font-size:.76rem;font-weight:700;padding:.15rem .6rem;border-radius:999px;background:#FFE9A8;color:#5B4300;vertical-align:middle;margin-left:.4rem}

/* 特徴の 3 点 */
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1rem,3vw,2.4rem);padding:0;margin:0;list-style:none;border-top:1px solid var(--line)}
.facts li{padding-top:1.4rem}
.facts h3{font-weight:900;font-size:1.12rem;margin:0 0 .5rem;line-height:1.5}
.facts p{margin:0;color:var(--muted);font-size:.95rem}

/* 作品ページ */
.crumb{padding-top:1.2rem;padding-bottom:0;font-size:.88rem}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--ink)}
.work-hero{padding:1rem 0 2rem}
.work-hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(1.2rem,4vw,3.4rem);align-items:center}
.work-hero h1{font-weight:900;font-size:clamp(2rem,5vw,3.6rem);line-height:1.18;letter-spacing:-.01em;margin:0 0 1rem}
.work-hero .catch{font-size:1.1rem;color:var(--muted);margin:0 0 1.6rem;max-width:25em}
.draft{display:inline-block;background:#FFE9A8;color:#5B4300;font-weight:700;font-size:.82rem;padding:.25rem .8rem;border-radius:999px;margin:0 0 1rem}
.nums{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:clamp(1rem,3vw,2.2rem);margin:0 0 1.8rem}
.nums div{display:flex;flex-direction:column}
.nums b{font-weight:900;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.1}
.nums small{color:var(--muted);font-size:.82rem;margin-top:.2rem}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.95rem 1.7rem;border-radius:999px;background:var(--ink);color:#fff;text-decoration:none;font-weight:700;box-shadow:0 12px 26px -14px rgba(13,14,16,.8);transition:transform .18s,background .18s}
.btn:hover{transform:translateY(-2px);background:var(--accent)}
.buy{display:flex;flex-wrap:wrap;gap:.7rem}
.soon{display:inline-block;margin:0;color:var(--muted);border:1px dashed #9AA2A8;border-radius:14px;padding:.8rem 1.1rem;font-size:.95rem}
.strip{display:flex;gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory;padding:.3rem clamp(1rem,4vw,2.4rem) 1.2rem;margin:0 calc(-1 * clamp(1rem,4vw,2.4rem));scrollbar-width:thin}
.strip button{flex:0 0 min(78vw,440px);scroll-snap-align:center;border:0;padding:0;background:var(--frame);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;cursor:zoom-in;transition:transform .25s}
.strip button:hover{transform:translateY(-4px)}
.strip img{display:block;width:100%;aspect-ratio:1;object-fit:cover}
.two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(1.2rem,4vw,3.4rem)}
.prose p{margin:0 0 1.1em;max-width:36em}
.feat{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.feat li{background:var(--frame);border-radius:16px;padding:1rem 1.2rem;box-shadow:var(--shadow)}
.feat strong{display:block;font-weight:900;line-height:1.5}
.feat span{color:var(--muted);font-size:.93rem}
.spec{border-collapse:collapse;width:100%;background:var(--frame);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.spec th,.spec td{text-align:left;padding:.85rem 1.2rem;border-bottom:1px solid #E3E7E9;vertical-align:top}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.spec th{width:12em;color:var(--muted);font-weight:700;font-size:.92rem}
.note{background:var(--frame);border-radius:18px;box-shadow:var(--shadow);padding:.4rem 1.3rem}
.note summary{cursor:pointer;font-weight:900;padding:.9rem 0;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.note summary::after{content:"+";font-weight:400;font-size:1.4rem;line-height:1.2;transition:transform .2s}
.note[open] summary::after{transform:rotate(45deg)}
.note ul{margin:0;padding:0 0 1rem 1.2rem;color:var(--muted);font-size:.93rem}
.note li{margin:.4rem 0}
.bar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:none;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 1rem calc(.7rem + env(safe-area-inset-bottom));background:rgba(248,249,249,.92);backdrop-filter:blur(14px);border-top:1px solid var(--line)}
.bar strong{font-size:.95rem;line-height:1.3}
.bar .btn{padding:.7rem 1.2rem;box-shadow:none}
.bar .soon{padding:.5rem .8rem;font-size:.82rem}
dialog.zoom{border:0;padding:0;background:transparent;max-width:min(94vw,860px);width:100%}
dialog.zoom::backdrop{background:rgba(13,14,16,.82);backdrop-filter:blur(6px)}
dialog.zoom img{width:100%;border-radius:18px;display:block}

footer{border-top:1px solid var(--line);padding:2rem 0 3rem;color:var(--muted);font-size:.86rem}
footer .wrap{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
footer a{text-decoration:none}

@media (max-width:860px){
  .hero .wrap,.work-hero .wrap,.two{grid-template-columns:minmax(0,1fr)}
  .stage{max-width:560px;width:100%;margin:0 auto}
  .facts{grid-template-columns:minmax(0,1fr)}
  .bar{display:flex}
  body.has-bar{padding-bottom:4.6rem}
  .spec th{width:8em}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .map.intro .ward,.map.intro .labels{animation:none}
  *{transition:none!important}
}