/* 文章を書き換えたら build_assets.py を再実行（和文は使用文字だけに絞ってある） */
@font-face{font-family:"RLSilk";src:url(/assets/fonts/silkscreen.woff2) format("woff2");font-display:swap}
@font-face{font-family:"RLDot";src:url(/assets/fonts/dotgothic16.woff2) format("woff2");font-display:swap}

:root{
  --bg:#131215; --bg2:#17161b; --panel:#1c1b21; --line:#2c2a33; --line2:#3a3843;
  /* --gray はパネル(#1c1b21)の上の小さい字にも使うので、そこで 4.5 を割らない明るさにしてある */
  --cream:#ebe8dd; --sub:#aeabb8; --gray:#878591; --orange:#e19e37; --orange-d:#784818; --shelf:#222026;
  --r1:#ff0050; --r2:#ffa000; --r3:#ffe628; --r4:#00dc46; --r5:#28aaff; --r6:#aa64ff;
  --wrap:1440px; --pad:60px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--cream);
  font:16px/1.9 system-ui,-apple-system,"Hiragino Sans","Noto Sans JP","Yu Gothic UI",Meiryo,sans-serif;
  -webkit-text-size-adjust:100%;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
.px{image-rendering:pixelated;image-rendering:crisp-edges}
.en{font-family:"RLSilk",monospace;letter-spacing:.06em}
.jp{font-family:"RLDot",sans-serif}
.nb{display:inline-block}
a{color:inherit}
:focus-visible{outline:2px dashed var(--orange);outline-offset:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}

/* ナビ */
.nav{position:sticky;top:0;z-index:10;background:rgba(19,18,21,.94);border-bottom:2px solid var(--line);backdrop-filter:blur(4px)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand img{width:50px;height:50px}
.brand .en{font-size:16px;line-height:1.3}
.brand .en span{display:block;color:var(--orange)}
.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0}
.nav ul a{font-family:"RLSilk";font-size:16px;letter-spacing:.08em;text-decoration:none;color:var(--sub);padding:6px 0;
  background:linear-gradient(var(--orange),var(--orange)) 0 100%/0 2px no-repeat;transition:background-size .15s steps(4),color .15s}
.nav ul a:hover{color:var(--cream);background-size:100% 2px}

/* ボタン（ドットの角） */
.btn{display:inline-flex;align-items:center;gap:12px;font-family:"RLSilk";font-size:16px;letter-spacing:.08em;text-decoration:none;
  color:#1a1208;background:var(--orange);padding:12px 22px;margin:4px;
  box-shadow:0 -4px 0 var(--orange),0 4px 0 var(--orange-d),-4px 0 0 var(--orange),4px 0 0 var(--orange),inset 0 -4px 0 #b87a22}
.btn:hover{background:#eeb04a;box-shadow:0 -4px 0 #eeb04a,0 4px 0 var(--orange-d),-4px 0 0 #eeb04a,4px 0 0 #eeb04a,inset 0 -4px 0 #c4852a}
.btn:active{transform:translateY(2px)}
.blink{animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* トップ */
.hero{position:relative;padding:96px 0 0;background:radial-gradient(ellipse at 72% 70%,#1d1a26 0,var(--bg) 60%)}
.hero-in{display:flex;align-items:flex-end;justify-content:space-between;gap:72px}
.hero-text{padding-bottom:18px}
.hero-logo{width:686px;height:130px}
.hero .tag{font-size:48px;line-height:1;color:var(--orange);margin:44px 0 0}
.hero .tag-en{font-size:24px;line-height:1;color:var(--gray);margin:22px 0 40px;text-transform:lowercase}
.machines{display:flex;gap:24px;align-items:flex-end}
.machine{position:relative;width:120px;height:171px}
.machine img{width:100%;height:100%}
.machine.on::after{content:"";position:absolute;left:12px;top:12px;width:96px;height:75px;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(0,0,0,.18) 0 3px,transparent 3px 6px);animation:scan 6s steps(30) infinite}
.machine.on::before{content:"";position:absolute;left:-40px;right:-40px;bottom:-14px;height:28px;
  background:radial-gradient(ellipse at 50% 0,rgba(255,190,110,.22),transparent 70%);pointer-events:none}
@keyframes scan{to{background-position:0 60px}}
.shelf{height:18px;background:linear-gradient(var(--orange) 0 3px,var(--orange-d) 3px 6px,var(--shelf) 6px)}

/* セクション共通 */
.sec{padding:120px 0}
.sec + .sec{border-top:2px solid var(--line)}
section[id]{scroll-margin-top:90px}
.sec-title{display:flex;align-items:baseline;gap:20px;flex-wrap:wrap;margin:0 0 56px}
.sec-title .en{font-size:32px;line-height:1;font-weight:400;color:var(--cream)}
.sec-title .jp{font-size:16px;line-height:1;color:var(--orange)}
.rainbow{display:flex;gap:0;height:8px;width:96px;align-self:center}
.rainbow i{flex:1;background:var(--c)}

/* スタジオについて */
.about{display:grid;grid-template-columns:1.05fr 1fr;gap:72px;align-items:start}
.about .lead{font-size:32px;line-height:1.6;margin:0}
.about .body{color:var(--sub);margin:4px 0 0}
.about .body + .body{margin-top:1.4em}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;list-style:none;margin:72px 0 0;padding:0}
.pillar{background:var(--panel);padding:28px 28px 30px;margin:4px;
  box-shadow:0 -4px 0 var(--panel),0 4px 0 var(--panel),-4px 0 0 var(--panel),4px 0 0 var(--panel)}
.pillar .en{font-size:24px;line-height:1;display:flex;align-items:center;gap:12px}
.pillar .en i{width:12px;height:12px;background:var(--c);display:inline-block}
.pillar .jp{font-size:16px;color:var(--orange);margin:16px 0 10px;line-height:1.4}
.pillar p{color:var(--sub);font-size:15px;margin:0}

/* 作品 */
.feature{display:grid;grid-template-columns:400px 1fr;gap:56px;align-items:start}
.game{background:#c7c6cd;padding:14px 14px 0;text-decoration:none;color:#1a1920;display:flex;flex-direction:column;margin:4px;
  box-shadow:0 -4px 0 #c7c6cd,0 4px 0 #68676f,-4px 0 0 #c7c6cd,4px 0 0 #91929a,inset -4px 0 0 #91929a}
.screen{position:relative;aspect-ratio:32/25;background:#1e212b;border:8px solid #68676f;overflow:hidden}
.screen img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.screen .img{transform:scaleY(.004);filter:brightness(3);opacity:0;transition:transform .28s steps(7),filter .28s steps(7),opacity .05s}
.screen .label{position:absolute;inset:auto 0 12px;text-align:center;font-family:"RLSilk";font-size:16px;color:#fff;letter-spacing:.1em;
  opacity:0;transition:opacity .1s .25s;text-shadow:2px 2px 0 #000}
.screen::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(0,0,0,.2) 0 4px,transparent 4px 8px);pointer-events:none}
.game:hover .img,.game:focus-visible .img,.game.is-on .img{transform:none;filter:none;opacity:1}
.game:hover .label,.game:focus-visible .label,.game.is-on .label{opacity:1}
.game .meta{flex:1;background:#ebe8dd;margin:14px -14px 0;padding:18px 20px 20px;border-top:4px solid rgba(0,0,0,.18)}
.game h3{font-family:"RLDot";font-weight:400;font-size:24px;line-height:1.3;margin:0}
.game .sub{font-size:13px;color:#4a4852;margin:8px 0 0;line-height:1.6}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 0;padding:0;list-style:none}
.tags li{font-family:"RLSilk";font-size:16px;line-height:1;background:#1a1920;color:#ebe8dd;padding:5px 8px 6px}
.game .vent{height:22px;margin:0 -14px;background:
  repeating-linear-gradient(90deg,#e9c750 0 6px,#aa8321 6px 12px) 20px 6px/calc(100% - 40px) 10px no-repeat,#34323a}

.feature .lead{font-size:20px;line-height:1.8;margin:0 0 1.2em}
.feature p{color:var(--sub);margin:0 0 1.2em;max-width:36em}
.spec{display:grid;grid-template-columns:auto 1fr;margin:28px 0 0}
.spec dt,.spec dd{margin:0;padding:.7em 0;border-top:2px solid var(--line)}
.spec dt{padding-right:2em;color:var(--gray);font-size:14px;white-space:nowrap}
.spec dd{color:var(--sub);font-size:15px}

/* 前後の比較 */
.wipe{margin:64px 0 0;--pos:50%}
.wipe__box{position:relative;aspect-ratio:16/9;background:#000;overflow:hidden;touch-action:pan-y;
  border:4px solid var(--line2)}
.wipe__box:has(.wipe__range:focus-visible){outline:2px dashed var(--orange);outline-offset:4px}
.wipe__box>img{width:100%;height:100%;object-fit:cover}
.wipe__top{position:absolute;inset:0 auto 0 0;width:var(--pos);overflow:hidden}
.wipe__top img{position:absolute;top:0;left:0;height:100%;width:auto;max-width:none}
.wipe__line{position:absolute;top:0;bottom:0;left:var(--pos);width:4px;margin-left:-2px;background:var(--orange);pointer-events:none}
.wipe__grip{position:absolute;top:50%;left:var(--pos);width:40px;height:40px;margin:-20px 0 0 -20px;background:var(--orange);
  pointer-events:none;clip-path:polygon(0 50%,34% 22%,34% 78%,0 50%,100% 50%,66% 78%,66% 22%,100% 50%)}
.wipe__range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.wipe__tag{position:absolute;top:14px;font-family:"RLSilk";font-size:16px;line-height:1;padding:7px 10px 8px;
  background:#1a1920;color:var(--cream);pointer-events:none;border-left:4px solid var(--t,var(--orange))}
.wipe__tag--a{left:14px;--t:var(--r1)}
.wipe__tag--b{right:14px;--t:var(--r4)}
.wipe figcaption{margin-top:14px;color:var(--gray);font-size:14px}

/* 形の一覧 */
.formats{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:24px;
  grid-template-columns:repeat(auto-fill,minmax(96px,1fr))}
.formats li{text-align:center}
.formats svg{width:60px;height:60px;margin:0 auto;shape-rendering:crispEdges}
.formats span{display:block;margin-top:10px;font-size:12px;color:var(--gray);line-height:1.5}

/* 画面写真 */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:64px 0 0}
.shots figure{margin:0}
.shots img{border:4px solid var(--line2)}
.shots figcaption{margin-top:12px;color:var(--gray);font-size:13px;line-height:1.7}

/* お知らせ */
.news{list-style:none;margin:0;padding:0}
.news li{display:grid;grid-template-columns:150px 110px 1fr;gap:20px;align-items:center;padding:22px 4px;
  background:linear-gradient(90deg,var(--line2) 0 8px,transparent 8px 16px) 0 100%/16px 2px repeat-x}
.news time{font-family:"RLSilk";font-size:16px;color:var(--gray)}
.news .kind{font-family:"RLSilk";font-size:16px;line-height:1;color:#1a1208;background:var(--orange);padding:5px 0 6px;text-align:center}
.news .kind.dev{background:var(--r5)}
.news .txt{color:var(--cream)}

/* 連絡先 */
.links{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.link{display:flex;align-items:center;gap:26px;background:var(--panel);padding:30px 32px;text-decoration:none;margin:4px;
  box-shadow:0 -4px 0 var(--panel),0 4px 0 var(--panel),-4px 0 0 var(--panel),4px 0 0 var(--panel);transition:transform .1s steps(2)}
.link:hover{transform:translate(0,-4px)}
.link svg{width:56px;height:56px;flex:none;shape-rendering:crispEdges}
.link .en{font-size:24px;line-height:1}
.link .sub{display:block;color:var(--sub);font-size:14px;margin-top:10px;line-height:1.5}
.mail{margin:44px 0 0;color:var(--sub)}
.mail .en{color:var(--cream);font-size:16px}

/* フッター */
.foot{padding:0 0 48px}
.foot .shelf{margin-bottom:40px}
.foot .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}
.foot img{width:100px;height:100px}
.foot .en{font-size:16px;color:var(--gray)}

@media (max-width:1439px){ .machine{width:80px;height:114px} .machine.on::after{left:8px;top:8px;width:64px;height:50px} .machines{gap:16px} }
@media (max-width:1249px){ .hero-logo{width:343px;height:65px} .hero .tag{font-size:32px;margin-top:30px} .hero .tag-en{font-size:16px;margin:16px 0 30px} .hero-in{gap:56px} .feature{grid-template-columns:320px 1fr;gap:40px} }
@media (max-width:980px){
  :root{--pad:20px}
  .hero{padding-top:56px} .hero-in{flex-direction:column;align-items:flex-start;gap:36px}
  .about{grid-template-columns:1fr;gap:28px} .pillars{grid-template-columns:1fr;gap:20px;margin-top:48px}
  .feature{grid-template-columns:1fr;gap:36px} .game{max-width:400px}
  .shots{grid-template-columns:1fr 1fr} .links{grid-template-columns:1fr}
}
@media (max-width:640px){
  .nav .wrap{flex-direction:column;height:auto;padding-top:12px;padding-bottom:12px;gap:10px;align-items:flex-start}
  .nav ul{gap:16px;flex-wrap:wrap}
  .sec{padding:80px 0} .sec-title{margin-bottom:36px} .sec-title .en{font-size:24px}
  .about .lead{font-size:24px}
  .feature .lead{font-size:17px}
  .spec{grid-template-columns:1fr} .spec dt{padding-bottom:0} .spec dd{padding-top:.2em;border-top:0}
  .shots{grid-template-columns:1fr}
  .news li{grid-template-columns:auto 90px;row-gap:8px} .news li .txt{grid-column:1/-1}
  .link{padding:24px}
  .foot .wrap{flex-direction:column-reverse;align-items:flex-start}
  .formats{grid-template-columns:repeat(auto-fill,minmax(88px,1fr))}
}
/* カセット4個(80px×4 + 隙間)は 408px 未満で棚からはみ出す。
   4個とも見せたいので、まず棚と同じ幅いっぱいに広げて隙間を詰める（2倍のまま344pxに収まる） */
@media (max-width:440px){
  .machines{align-self:stretch;justify-content:center;gap:8px;margin-inline:calc(var(--pad) * -1)}
}
/* 344px も取れない画面では2倍を諦めて等倍にする。中途半端に縮めない */
@media (max-width:359px){
  .machines{gap:14px}
  .machine{width:40px;height:57px}
  .machine.on::after{left:4px;top:4px;width:32px;height:25px}
}
@media (prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important} html{scroll-behavior:auto} }