/* GAAME 共通の見た目 */
:root{--pink:#ff3d7f;--violet:#7c4dff;--cyan:#00c2d1;--yellow:#ffc93c;--bg:#f6f4fb;--card:#fff;--fg:#1d1a2b;--sub:#6b6680;--line:#e6e1f2;--chip:#efe9ff;--hd:rgba(255,255,255,.92);
--grad:linear-gradient(135deg,#ff3d7f 0%,#7c4dff 55%,#00c2d1 100%);--r:16px;--safe-t:env(safe-area-inset-top,0px);--safe-b:env(safe-area-inset-bottom,0px);color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f0d17;--card:#1a1726;--fg:#f2effa;--sub:#a59fbd;--line:#2c2740;--chip:#2a2140;--hd:rgba(15,13,23,.92);color-scheme:dark}}
:root[data-theme=dark]{--bg:#0f0d17;--card:#1a1726;--fg:#f2effa;--sub:#a59fbd;--line:#2c2740;--chip:#2a2140;--hd:rgba(15,13,23,.92);color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.75 system-ui,-apple-system,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif}
a{color:var(--violet)}
button{font:inherit;color:inherit}
img{max-width:100%;height:auto}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}

/* 上の帯 */
.hd{position:sticky;top:0;z-index:20;background:var(--hd);backdrop-filter:saturate(1.6) blur(10px);-webkit-backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--line);padding-top:var(--safe-t)}
.hd .in{display:flex;align-items:center;gap:10px;height:52px;max-width:1040px;margin:0 auto;padding:0 12px}
.logo{display:flex;align-items:center;gap:7px;font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--fg);text-decoration:none;white-space:nowrap}
.logo i{width:28px;height:28px;border-radius:9px;background:var(--grad);display:grid;place-items:center;font-style:normal;color:#fff;font-size:13px;box-shadow:0 3px 10px rgba(124,77,255,.35)}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hd nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.hd nav a,.icon-btn{color:var(--fg);text-decoration:none;font-weight:700;font-size:14px;padding:7px 10px;border-radius:10px;background:none;border:0;cursor:pointer;white-space:nowrap}
.hd nav a:hover,.icon-btn:hover{background:var(--chip)}
.hd .post{background:var(--grad);color:#fff!important}
@media (max-width:560px){.hd nav .pc{display:none}}

/* ゲームのキャンバス・重ね表示（エンジン共通） */
.stage{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#0b0912;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.gt-canvas{display:block;touch-action:none;border-radius:14px;box-shadow:0 10px 40px rgba(0,0,0,.4)}
.stage .poster{position:absolute;inset:0;margin:auto;max-height:100%;max-width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:14px;filter:saturate(1.1)}
.gt-ov{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;z-index:3;cursor:pointer;touch-action:pan-y;background:rgba(10,8,20,.66);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fade .2s}
.gt-ov.gt-hide{display:none}
.gt-ov-over{background:rgba(10,8,20,.72)}
.gt-card{text-align:center;color:#fff;padding:22px 26px;max-width:300px}
.gt-play{width:84px;height:84px;margin:0 auto 12px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-size:34px;padding-left:6px;box-shadow:0 8px 30px rgba(255,61,127,.5);animation:pulse 1.6s infinite}
.gt-tt{font-weight:900;font-size:24px;letter-spacing:.02em;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.gt-ctrl{margin-top:8px;font-size:15px;font-weight:700;background:rgba(255,255,255,.16);border-radius:999px;padding:6px 14px;display:inline-block}
.gt-best{margin-top:8px;font-size:14px;color:#ffe066;font-weight:700}
.gt-msg{margin-top:6px;font-size:14px;opacity:.9}
.gt-score{font-size:64px;font-weight:900;line-height:1.1;margin-top:6px;background:linear-gradient(#fff,#ffd6e6);-webkit-background-clip:text;background-clip:text;color:transparent}
.gt-btns{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.gt-btn{border:0;border-radius:999px;padding:12px 20px;font-weight:900;font-size:16px;background:var(--grad);color:#fff;cursor:pointer;box-shadow:0 6px 20px rgba(124,77,255,.4)}
.gt-btn2{background:rgba(255,255,255,.18);box-shadow:none}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.07)}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* フィード（縦スクロール） */
body.feed-page{background:#0b0912;color:#fff;overflow:hidden;height:100%;position:fixed;inset:0}
.feed-page .hd{position:fixed;left:0;right:0;background:rgba(11,9,18,.85);border-color:#221d33;--fg:#fff;--chip:#2a2140}
.feed-page .hd .in{gap:6px}
.tabs{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0}
.tabs::-webkit-scrollbar{display:none}
.tabs button{border:0;background:none;color:#b9b2d3;font-weight:800;font-size:14px;padding:6px 10px;border-radius:999px;cursor:pointer;white-space:nowrap}
.tabs button.on{color:#fff;background:#2a2140}
.feed{position:fixed;left:0;right:0;bottom:0;top:calc(52px + var(--safe-t));overflow-y:scroll;scroll-snap-type:y mandatory;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.feed::-webkit-scrollbar{display:none}
.slide{height:100%;scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;position:relative}
.slide .stage{flex:1;min-height:0;padding:10px 10px 6px;background:radial-gradient(120% 80% at 50% 0%,#211a3a 0%,#0b0912 70%)}
.slide .bar{display:flex;align-items:center;gap:8px;padding:8px 12px calc(10px + var(--safe-b));min-height:74px;touch-action:pan-y}
.bar .info{flex:1;min-width:0}
.bar .t{color:#fff;font-weight:900;font-size:17px;text-decoration:none;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar .c{margin:0;font-size:13px;color:#b9b2d3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chip{display:inline-block;font-size:11px;font-weight:800;padding:1px 8px;border-radius:999px;background:var(--chip);color:var(--violet);vertical-align:2px;margin-right:6px;text-decoration:none}
.feed-page .chip{background:#2a2140;color:#c9b8ff}
.acts{display:flex;gap:5px}
@media (max-width:360px){.act{width:44px}.act small{display:none}}
.act{width:50px;height:50px;border:0;border-radius:14px;background:#1d1830;color:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:20px;line-height:1;text-decoration:none}
.act small{font-size:9px;margin-top:4px;color:#b9b2d3;font-weight:700;white-space:nowrap;letter-spacing:-.04em}
.act.on{color:var(--pink)}
.act:active{transform:scale(.92)}
.swipe-hint{position:absolute;left:50%;bottom:86px;transform:translateX(-50%);z-index:4;color:#fff;font-size:13px;font-weight:800;background:rgba(0,0,0,.55);padding:6px 14px;border-radius:999px;pointer-events:none;white-space:nowrap;animation:hint 2.4s ease-in-out 3}
@keyframes hint{0%,100%{transform:translate(-50%,0);opacity:.95}50%{transform:translate(-50%,-10px);opacity:.6}}
.ugc-frame{border:0;width:100%;height:100%;max-width:calc((100vh - 140px)*9/16);border-radius:14px;background:#000}
.cover{position:absolute;inset:0;z-index:3;display:flex;align-items:center;justify-content:center;cursor:pointer;touch-action:pan-y;background:rgba(10,8,20,.35)}

/* 一覧・ページ */
main.page{padding:18px 0 40px}
h1{font-size:26px;line-height:1.35;margin:6px 0 10px;letter-spacing:-.01em}
h2{font-size:20px;margin:30px 0 10px;padding-left:12px;border-left:5px solid var(--pink)}
h3{font-size:16px;margin:18px 0 6px}
.lead{color:var(--sub);margin:0 0 14px}
.crumb{font-size:13px;color:var(--sub);margin:4px 0}
.crumb a{color:var(--sub)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.card{display:block;background:var(--card);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--fg);box-shadow:0 2px 10px rgba(30,20,60,.08);transition:transform .15s}
.card:hover{transform:translateY(-3px)}
.card .th{aspect-ratio:9/12;background:#1b1530 center/cover no-repeat;display:block;width:100%;object-fit:cover}
.card .tx{padding:8px 10px 10px}
.card b{display:block;font-size:14px;line-height:1.4}
.card small{display:block;color:var(--sub);font-size:12px;line-height:1.45;margin-top:2px}
.card .pc{font-size:11px;color:var(--sub)}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 16px}
.pills a,.pills button{border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:999px;padding:6px 14px;font-weight:700;font-size:14px;text-decoration:none;cursor:pointer}
.pills .on{background:var(--grad);color:#fff;border-color:transparent}
.search{width:100%;padding:12px 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--fg);font-size:16px}
.hero{background:var(--grad);color:#fff;border-radius:22px;padding:22px;margin:6px 0 18px}
.hero h1{margin:0 0 6px}
.hero p{margin:0 0 14px;opacity:.95}
.btn{display:inline-block;border:0;border-radius:999px;padding:12px 22px;font-weight:900;font-size:16px;background:var(--grad);color:#fff;text-decoration:none;cursor:pointer;box-shadow:0 6px 20px rgba(124,77,255,.3)}
.btn.w{background:#fff;color:var(--violet)}
.btn.g{background:var(--card);color:var(--fg);border:1px solid var(--line);box-shadow:none}

/* ゲームページ */
.gp{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:28px;align-items:start}
@media (max-width:820px){.gp{grid-template-columns:1fr}}
.player{position:sticky;top:64px}
@media (max-width:820px){.player{position:static}}
.player .stage{height:min(76vh,640px);border-radius:20px}
.prow{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.prow button,.prow a{flex:1;min-width:88px;text-align:center;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:12px;padding:10px 6px;font-weight:800;font-size:14px;cursor:pointer;text-decoration:none}
.prow .on{color:var(--pink)}
.facts{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;margin:12px 0}
.facts div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:13px}
.facts b{display:block;font-size:15px}
ol.steps,ul.list{padding-left:1.4em;margin:6px 0}
ol.steps li,ul.list li{margin:4px 0}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}
.faq summary{font-weight:800;cursor:pointer}
.faq p{margin:8px 0 0}
.box{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;margin:12px 0}
table.st{width:100%;border-collapse:collapse;font-size:13px;background:var(--card)}
table.st th,table.st td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
table.st .ok{color:#12b886;font-weight:800}
table.st .ng{color:#fa5252;font-weight:800}
.ft{border-top:1px solid var(--line);margin-top:30px;padding:20px 0 calc(30px + var(--safe-b));font-size:13px;color:var(--sub)}
.ft a{color:var(--sub);margin-right:14px}
form.f{display:grid;gap:12px;max-width:560px}
form.f label{font-weight:800;font-size:14px;display:grid;gap:4px}
form.f input,form.f textarea,form.f select{font:inherit;font-size:16px;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--fg)}
form.f small{color:var(--sub);font-weight:400}
.msg{padding:10px 14px;border-radius:12px;background:var(--chip);font-weight:700}
.msg.err{background:#ffe3e3;color:#c92a2a}
.hide{display:none!important}

/* 遊べる広告（エコスマイリー） */
.adstage{background:linear-gradient(160deg,#e8fff4 0%,#c9f3ff 100%)!important}
.adbox{position:relative;width:100%;max-width:380px;height:100%;max-height:640px;margin:auto;color:#0b3d2e;text-align:center;touch-action:pan-y;display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:14px 10px 18px}
.adbox .pr{position:absolute;top:8px;left:10px;font-size:11px;font-weight:900;background:#0b3d2e;color:#fff;border-radius:6px;padding:1px 7px}
.ad-h{font-weight:900;font-size:24px;line-height:1.35;margin-top:14px}
.ad-sub{font-size:14px;font-weight:800;color:#127a55;margin-top:4px}
.ad-field{position:relative;width:100%;flex:1;min-height:180px;margin:6px 0}
.ad-it{position:absolute;width:30%;aspect-ratio:1;max-width:96px;border:0;border-radius:22px;background:#fff;font-size:40px;box-shadow:0 6px 18px rgba(11,61,46,.18);cursor:pointer;animation:adbob 1.4s ease-in-out infinite;transition:transform .45s cubic-bezier(.5,-0.4,.7,1),opacity .45s}
.ad-it small{display:block;font-size:12px;font-weight:800;color:#127a55;margin-top:-4px}
.ad-it.gone{transform:translate(40px,260px) scale(.2);opacity:0;pointer-events:none}
@keyframes adbob{0%,100%{translate:0 0}50%{translate:0 -8px}}
.ad-truck{font-size:64px;line-height:1;position:relative;transition:transform 1.2s ease-in}
.ad-truck b{position:absolute;right:-8px;top:-6px;font-size:14px;background:#ff3d7f;color:#fff;border-radius:999px;min-width:24px;padding:2px 6px}
.ad-fin .ad-truck{transform:translateX(130%)}
.ad-done{font-size:16px;font-weight:800;margin:6px 0}
.ad-done b{font-size:20px;color:#127a55}
.ad-cta{display:block;width:92%;background:linear-gradient(135deg,#12b886,#0ca678);color:#fff;text-decoration:none;font-weight:900;font-size:18px;border-radius:999px;padding:14px;box-shadow:0 8px 24px rgba(12,166,120,.4)}
.ad-fin .ad-cta{animation:pulse 1.2s infinite}