/* aito26.com 共通の見た目（研究所デザイン）。全ページの head（<title> より前）で読む。
   クラスはすべて lab- で始める（各ページの元のクラスとぶつけない）。 */
:root{
  --lab-navy:#070b22;--lab-navy2:#0d1640;--lab-blue:#2EAEFF;--lab-cyan:#28ECFF;--lab-violet:#6b4cff;
  --lab-ink:#fff;--lab-ink2:#eef4ff;--lab-line:rgba(46,174,255,.45);--lab-glass:rgba(10,18,52,.62);
  --lab-serif:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
  --lab-sans:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;
  --lab-en:"Inter",system-ui,sans-serif;
  --lab-hd:74px;
}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--lab-hd) + 8px)}
html body{background-color:var(--lab-navy);color:var(--lab-ink);font-family:var(--lab-sans);overflow-x:hidden}
html:root{--sans:var(--lab-sans)} /* addness.html の書体の変数 */
.lab-en{font-family:var(--lab-en);letter-spacing:.18em;font-weight:700}

/* ===== ヘッダー ===== */
.lab-hd{position:fixed;inset:0 0 auto 0;z-index:60;display:flex;align-items:center;gap:28px;padding:16px 32px;
  background:linear-gradient(#070b22f0,#070b2200);font-family:var(--lab-sans);font-size:18px;line-height:1.5;color:#fff}
.lab-hd a{color:#fff;text-decoration:none}
.lab-hd{transition:background .3s}
.lab-hd.lab-solid{background:#070b22e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid #2eaeff30}
.lab-logo{display:flex;align-items:center;gap:12px;flex:none}
.lab-mark{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:radial-gradient(circle at 35% 30%,#bff3ff,var(--lab-blue) 45%,#1a3fae);box-shadow:0 0 18px var(--lab-blue);
  font-family:var(--lab-en);font-weight:700;font-size:18px;color:#06123a}
.lab-logo b{display:block;font-family:var(--lab-en);font-size:24px;font-weight:700;letter-spacing:.02em;line-height:1}
.lab-logo small{display:block;font-family:var(--lab-en);font-weight:700;font-size:18px;letter-spacing:.12em;line-height:1.3}
.lab-nav{margin-left:auto;display:flex;gap:24px;align-items:center}
.lab-nav a.lab-en,.lab-nav a.lab-txt{font-size:18px;font-weight:700;white-space:nowrap}
.lab-pill{white-space:nowrap;border:1.5px solid var(--lab-line);border-radius:999px;padding:8px 20px;font-size:18px;background:#0a1236aa;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.lab-pill.lab-cnt{font-family:var(--lab-en);font-weight:700;letter-spacing:.1em}
.lab-pill.lab-cnt em{font-style:normal;color:var(--lab-blue);font-size:22px}
.lab-hd.lab-hd--flow{position:relative;width:100vw;margin-left:calc(50% - 50vw);background:#070b22;-webkit-backdrop-filter:none;backdrop-filter:none}

/* ===== トップ：入口（1画面） ===== */
.lab-hero{position:relative;min-height:100vh;min-height:100svh;overflow:hidden;display:flex;align-items:center;
  padding:calc(var(--lab-hd) + 24px) clamp(16px,5vw,72px) 96px}
.lab-hero picture{position:absolute;inset:0;z-index:0}
.lab-scene{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 50%;transform-origin:74% 62%;will-change:transform}
.lab-hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#050822ee 0%,#050822aa 40%,#05082200 68%)}
.lab-copy{position:relative;z-index:5;width:100%;max-width:700px;min-width:0}
.lab-eyebrow{display:inline-block;border:1.5px solid var(--lab-line);border-radius:999px;padding:4px 18px;margin-bottom:16px;background:#0a1236aa;font-size:18px;font-weight:700}
.lab-hero h1{font-family:var(--lab-serif);font-weight:800;font-size:clamp(40px,5.6vw,88px);line-height:1.18;letter-spacing:.02em;margin:0;text-shadow:0 4px 30px #000a}
.lab-hero h1 span{white-space:nowrap}
.lab-hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--lab-blue),var(--lab-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.lab-tagline{font-family:var(--lab-serif);font-size:24px;margin:14px 0 8px;letter-spacing:.06em}
.lab-lead{font-size:20px;font-weight:700;line-height:1.6;margin:0 0 56px;text-shadow:0 2px 12px #000c}
.lab-hero .lab-copy .hint{margin-top:48px}
.lab-def{font-size:18px;font-weight:500;margin:0 0 18px;text-shadow:0 2px 12px #000c}
.lab-cue{position:absolute;right:118px;bottom:92px;z-index:5;text-align:center;font-size:18px;font-weight:700;color:#fff;text-decoration:none;background:#070b22cc;border:1.5px solid var(--lab-line);border-radius:14px;padding:6px 16px 2px}
.lab-cue i{display:block;font-style:normal;font-size:26px;animation:lab-bob 1.6s infinite}
@keyframes lab-bob{50%{transform:translateY(8px)}}

/* ===== 下のバー（いまいる部屋） ===== */
.lab-bar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;align-items:center;gap:24px;padding:12px 32px;
  background:#070b22;border-top:1px solid var(--lab-line);font-size:18px;pointer-events:none}
.lab-where b:empty{display:none}
html.lab-top body{padding-bottom:64px}
.lab-bar .lab-where b{color:var(--lab-blue);font-family:var(--lab-en);font-size:22px;margin-right:10px}
.lab-track{flex:1;display:flex;align-items:center;gap:14px;font-size:18px;max-width:560px;margin:0 auto}
.lab-track .lab-tb{flex:1;height:2px;background:#ffffff40;position:relative}
.lab-track .lab-tb i{position:absolute;inset:0 auto 0 0;width:0;background:var(--lab-blue);box-shadow:0 0 8px var(--lab-blue)}

/* ===== ロビー ===== */
.lab-lobby{position:relative;height:100vh;min-height:640px;overflow:hidden;background:#0b1440}
.lab-lobby picture,.lab-lobby img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lab-lobby::after{content:"";position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(#070b2200,#070b22d0);z-index:1}
.lab-doors{position:absolute;left:50%;bottom:86px;transform:translateX(-50%);z-index:5;width:min(1100px,calc(100% - 32px))}
.lab-doors .lab-label{text-align:center;margin-bottom:12px;text-shadow:0 2px 12px #000c}
.lab-doors .lab-label b{display:block;font-family:var(--lab-serif);font-size:clamp(28px,3vw,40px);font-weight:800}
.lab-doors .lab-label small{display:block;font-size:18px;letter-spacing:.2em;color:var(--lab-blue)}
.lab-doors .lab-row{display:grid;grid-template-columns:repeat(4,1fr);border:1.5px solid var(--lab-line);border-radius:14px;overflow:hidden;background:var(--lab-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.lab-doors a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 20px;border-right:1px solid var(--lab-line);font-size:20px;font-weight:700;color:#fff;text-decoration:none;transition:.2s}
.lab-doors a:last-child{border-right:0}
.lab-doors a .lab-n{font-family:var(--lab-en);color:var(--lab-blue);margin-right:8px}
.lab-doors a:hover{background:#2eaeff33}

/* ===== 部屋 ===== */
.lab-room{position:relative;isolation:isolate;min-height:100vh;padding:120px clamp(120px,8vw,140px) 140px clamp(16px,5vw,72px);
  display:grid;grid-template-columns:minmax(0,620px) minmax(0,1fr);gap:28px;align-items:center;overflow:hidden}
.lab-room::before{content:"";position:absolute;inset:0;z-index:-1;background:
  linear-gradient(90deg,#070b22f0 0%,#070b22b0 38%,#070b2230 62%,#070b2200 100%),
  linear-gradient(180deg,#070b22b0 0%,#070b2200 8%,#070b2200 92%,#070b22b0 100%),
  var(--bg,none) 70% 50%/cover no-repeat,radial-gradient(ellipse at 70% 45%,#1f3f9a 0%,#122467 45%,#0b1440 100%);background-attachment:scroll,scroll,fixed,scroll}
.lab-floor{position:absolute;left:-10%;right:-10%;bottom:-10%;height:45%;z-index:-1;opacity:.35;pointer-events:none;
  background:repeating-linear-gradient(90deg,#2eaeff55 0 1px,transparent 1px 80px),repeating-linear-gradient(0deg,#2eaeff55 0 1px,transparent 1px 60px);
  transform:perspective(500px) rotateX(62deg);transform-origin:50% 100%;
  -webkit-mask-image:linear-gradient(transparent,#000 60%);mask-image:linear-gradient(transparent,#000 60%)}
.lab-sign{border:1.5px solid var(--lab-line);border-radius:16px;padding:28px 30px;background:var(--lab-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);max-width:560px;box-shadow:0 0 40px #2eaeff22}
.lab-sign .lab-num{font-family:var(--lab-en);font-weight:700;font-size:96px;line-height:1;color:#fff;text-shadow:0 0 24px var(--lab-blue)}
.lab-sign .lab-jp{font-size:32px;font-weight:900;color:#fff;line-height:1.3;margin-top:6px}
.lab-sign .lab-name{font-family:var(--lab-en);font-size:18px;letter-spacing:.2em;font-weight:700;color:var(--lab-blue);opacity:.85}
.lab-sign h2{font-family:var(--lab-serif);font-weight:800;font-size:clamp(34px,4vw,60px);line-height:1.25;margin:24px 0 16px}
.lab-sign h2 span{white-space:nowrap}
.lab-desc{font-size:21px;font-weight:500;margin:0}
.lab-can{margin-top:26px}
.lab-can h3{font-size:18px;font-weight:700;margin:0 0 10px}
.lab-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.lab-chip{border:1px solid var(--lab-line);border-radius:12px;padding:12px 4px;white-space:nowrap;text-align:center;background:#0b1546;color:#fff;font:inherit;text-decoration:none;display:block}
button.lab-chip,a.lab-chip{cursor:pointer;transition:.2s}
button.lab-chip:hover,a.lab-chip:hover{background:#2eaeff33;border-color:var(--lab-blue)}
.lab-chip .lab-en{display:block;font-size:18px;color:var(--lab-blue)}
.lab-chip b{display:block;font-size:19px}
.lab-chip small{display:block;font-family:var(--lab-en);font-size:18px;font-weight:700}
.lab-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:26px;flex-wrap:wrap}
.lab-status{font-family:var(--lab-en);font-size:18px;letter-spacing:.14em;display:flex;align-items:center;gap:10px}
.lab-status i{width:12px;height:12px;border-radius:50%;background:#3dffa8;box-shadow:0 0 10px #3dffa8}
.lab-back{font-size:18px;font-weight:700;color:#fff;text-decoration:none}
.lab-mon{border:1.5px solid var(--lab-line);border-radius:18px;background:linear-gradient(160deg,#0f1c55e6,#0a1238e6);padding:24px;box-shadow:0 0 60px #2eaeff26,inset 0 0 40px #2eaeff12;position:relative;min-width:0}
.lab-mon::before{content:none;position:absolute;top:-14px;left:22px;background:var(--lab-navy);padding:0 10px;font-family:var(--lab-en);font-weight:700;font-size:18px;letter-spacing:.2em;color:var(--lab-blue)}
.lab-go{display:inline-flex;align-items:center;gap:24px;margin-top:20px;padding:14px 28px;border:1.5px solid #ffffffcc;border-radius:999px;
  font:700 20px var(--lab-sans);color:#fff;background:#0a1236aa;cursor:pointer;text-decoration:none;transition:.25s}
.lab-go:hover{background:var(--lab-blue);border-color:var(--lab-blue);color:#06123a}
.lab-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.lab-stat{border:1px solid var(--lab-line);border-radius:14px;padding:12px;text-align:center;background:#081243}
.lab-stat .lab-v{font-family:var(--lab-en);font-weight:700;font-size:40px;line-height:1.1;color:#fff;text-shadow:0 0 14px var(--lab-blue)}
.lab-stat .lab-k{font-size:18px}
.lab-list{display:grid;gap:12px}
.lab-li{display:flex;gap:14px;align-items:flex-start;border-bottom:1px dashed #2eaeff40;padding-bottom:12px;color:#fff;text-decoration:none}
a.lab-li:hover b{color:var(--lab-blue)}
.lab-li .lab-t{font-family:var(--lab-en);font-weight:700;color:var(--lab-blue);font-size:18px;min-width:72px;padding-top:3px;letter-spacing:.14em}
.lab-li b{font-size:20px;display:block}
.lab-li p{font-size:18px;margin:0}
.lab-reels{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.lab-reel{aspect-ratio:9/16;border-radius:12px;border:1px solid var(--lab-line);position:relative;overflow:hidden;display:flex;align-items:flex-end;padding:10px;font-size:18px;font-weight:900;line-height:1.3;color:#fff;text-decoration:none;transition:transform .2s}
.lab-reel:hover{transform:translateY(-4px)}
.lab-reel:nth-child(4n+1){background:linear-gradient(160deg,#ff9a3d,#3b1a7a)}
.lab-reel:nth-child(4n+2){background:linear-gradient(160deg,#28ECFF,#1b2a8b)}
.lab-reel:nth-child(4n+3){background:linear-gradient(160deg,#9b7bff,#0d1640)}
.lab-reel:nth-child(4n+4){background:linear-gradient(160deg,#3dffa8,#0d3a6b)}
.lab-profile{display:flex;gap:20px;align-items:center;margin-bottom:18px}
.lab-avatar{width:110px;height:110px;flex:none;border-radius:50%;background:radial-gradient(circle at 35% 30%,#bff3ff,var(--lab-blue) 50%,#2a1a8b);box-shadow:0 0 30px var(--lab-blue);display:grid;place-items:center;font-family:var(--lab-en);font-weight:700;font-size:32px;color:#06123a}
.lab-profile b{font-size:28px;display:block}
.lab-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
.lab-links a{border:1px solid var(--lab-line);border-radius:12px;padding:12px;text-align:center;font-weight:700;font-size:19px;color:#fff;text-decoration:none;background:#0b1546;transition:.2s}
.lab-links a:hover{background:#2eaeff33;border-color:var(--lab-blue)}
.lab-js .lab-reveal{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.lab-js .lab-reveal.lab-in{opacity:1;transform:none}
.lab-room--shelf{grid-template-columns:minmax(0,clamp(300px,28vw,420px)) minmax(0,1fr);align-items:start;overflow:visible;overflow:clip;padding-top:110px}
.lab-room--shelf .lab-sign{position:sticky;top:calc(var(--lab-hd) + 12px);max-height:calc(100vh - var(--lab-hd) - 84px);overflow-y:auto;scrollbar-width:thin;padding:16px 22px}
.lab-room--shelf .lab-sign .lab-num{font-size:60px}
.lab-room--shelf .lab-sign h2{font-size:clamp(28px,2.6vw,40px);margin:12px 0 10px}
.lab-room--shelf .lab-can h3{margin-top:12px}
.lab-room--shelf .lab-foot{margin-top:14px}
.lab-room--shelf .lab-chip{padding:10px 8px}
.lab-room--shelf .lab-chip .lab-en{display:none}
.lab-room--shelf .lab-chip b,.lab-room--shelf .lab-chip small{display:inline}
.lab-room--shelf .lab-chip small{margin-left:8px;color:var(--lab-blue)}
.lab-room--shelf .lab-desc{font-size:18px;margin:0}
.lab-room--shelf .lab-desc{font-size:19px}
.lab-room--shelf .lab-chips{grid-template-columns:repeat(2,1fr)}
.lab-room--shelf .lab-mon{padding:28px 20px 24px}
.lab-footer{padding:48px 32px 120px;text-align:center;font-size:18px;border-top:1px solid #2eaeff30;color:#fff}

/* ===== 右の丸いボタン（下層ページは lab.js が足す） ===== */
.lab-flb{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:55;display:grid;gap:12px}
.lab-flb a,.lab-flb button{width:84px;height:84px;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  font:900 18px/1.15 var(--lab-sans);color:#fff;cursor:pointer;position:relative;transition:transform .2s;text-decoration:none;text-align:center;padding:4px}
.lab-flb a:hover,.lab-flb button:hover{transform:scale(1.06)}
.lab-flb [hidden]{display:none}
.lab-flb .lab-sq span{font-size:30px;line-height:1}
.lab-flb .lab-ad{background:linear-gradient(160deg,#5b3df5,#0a7fb0);border:2px solid #00e0ff;box-shadow:0 0 22px #00e0ffcc}
.lab-flb .lab-ad .lab-am{width:40px;height:40px;border-radius:50%;background:#fff;color:#5b3df5;display:grid;place-items:center;font-family:var(--lab-en);font-size:28px;font-weight:700}
.lab-flb .lab-nt{background:#0b8f5b;border:2px solid #5cffb5;box-shadow:0 4px 20px #00000080}
.lab-flb .lab-br{background:#b8470a;border:2px solid #ffd23d;box-shadow:0 4px 20px #00000080;letter-spacing:-.02em}
.lab-flb .lab-br i{position:absolute;top:-12px;right:-8px;font-style:normal;font-family:var(--lab-en);font-size:18px;font-weight:700;background:#ffd23d;color:#1a1400;border-radius:999px;padding:0 8px;line-height:1.4}
.lab-flb .lab-top{height:64px;background:#0a1236e6;border:1.5px solid var(--lab-line);font-size:18px}

/* ===== 下層ページ（道具・一覧・はじめての方・404）：.w の中だけ ===== */
.lab-bg{position:fixed;inset:0;z-index:0;pointer-events:none;background:#070b22}
.lab-bg::before{content:"";position:absolute;inset:0;background:var(--bg,none) 70% 50%/cover no-repeat;opacity:.55;transition:opacity .6s}
.lab-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#070b22f5 0%,#070b22e0 50%,#070b22b0 100%),linear-gradient(180deg,#070b22 0,#070b2200 160px)}
html body .w{position:relative;z-index:1;font-family:var(--lab-sans);margin-top:var(--lab-hd)}
.w h1{font-family:var(--lab-serif);font-weight:800;letter-spacing:.02em;text-shadow:0 4px 24px #000a}
.w h2{font-family:var(--lab-serif);font-weight:800;color:#fff}
.w h2::before{content:"";display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--lab-blue);box-shadow:0 0 10px var(--lab-blue);margin-right:12px;vertical-align:.2em}
.w a{color:#8fd8ff}
.w .bc{font-family:var(--lab-sans)}
.w .tag{border:1.5px solid var(--lab-line);background:#0b1546;color:#fff;font-weight:700}
.w .tag.pr{background:#ffd23f;color:#111;border-color:#ffd23f}
.w .c{background:var(--lab-glass);border:1.5px solid var(--lab-line);border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.w .c b{color:var(--lab-blue);font-weight:700}
.w .btn{background:#0a1236aa;color:#fff;border:1.5px solid #ffffffcc;font-weight:700;transition:.25s}
.w .btn:hover{background:var(--lab-blue);border-color:var(--lab-blue);color:#06123a}
.w section{background:var(--lab-glass);border:1.5px solid var(--lab-line);border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.w section h2{color:#fff}
.w .nav a{border:1.5px solid var(--lab-line);background:#0a1236aa}
.w .nav a.on{background:var(--lab-blue);color:#06123a;border-color:var(--lab-blue)}
.w code{font-family:ui-monospace,Menlo,monospace}
.w pre{border:1px solid var(--lab-line)}

/* addness.html：ヘッダー・背景の色・書体だけ */
html body .orb.o3{background:var(--lab-violet)}

@media (max-width:860px){
  :root{--lab-hd:66px}
  .lab-hd{padding:12px 16px;gap:12px}
  .lab-nav{gap:12px}
  .lab-nav a.lab-en,.lab-nav a.lab-txt,.lab-nav .lab-pill:not(.lab-cnt):not(.lab-m){display:none}
  .lab-nav .lab-pill{padding:6px 14px}
  .lab-logo small{display:none}
  .lab-logo b{font-size:20px}
  .lab-mark{width:38px;height:38px}
  .lab-hero{align-items:flex-start;padding:calc(var(--lab-hd) + 14px) 16px 150px}
  .lab-hero::after{background:linear-gradient(180deg,#050822dd,#050822b0 70%,#05082260)}
  .lab-hero h1{font-size:clamp(32px,9.4vw,46px)}
  .lab-eyebrow{margin-bottom:10px}
  .lab-tagline{font-size:20px;margin:8px 0 6px}
  .lab-lead{font-size:18px;margin-bottom:44px}
  .lab-hero .lab-copy .hint{margin-top:40px}
  .lab-def{margin-bottom:12px}
  .lab-cue{display:none}
  .lab-bar{display:none}
  html body,html.lab-top body{padding-bottom:calc(84px + env(safe-area-inset-bottom,0px))}
  .lab-doors{bottom:140px}
  .lab-doors .lab-label{white-space:nowrap}
  .lab-doors .lab-row{grid-template-columns:repeat(2,1fr)}
  .lab-doors a{white-space:nowrap;padding:14px}
  .lab-doors a:nth-child(2){border-right:0}
  .lab-doors a:nth-child(-n+2){border-bottom:1px solid var(--lab-line)}
  .lab-room{grid-template-columns:minmax(0,1fr);padding:calc(48vh + 24px) 16px 200px}
  .lab-room::before{background:linear-gradient(180deg,#070b22 0,#070b2200 90px,#070b2200 calc(48vh - 80px),#070b22 48vh,#070b22 100%),var(--bg,none) 72% 0/auto 48vh no-repeat,#070b22;background-attachment:scroll}
  .lab-sign{padding:22px 20px}
  .lab-sign .lab-num{font-size:72px}
  .lab-chips{grid-template-columns:repeat(2,1fr)}
  .lab-reels{grid-template-columns:repeat(2,1fr)}
  .lab-links{grid-template-columns:1fr}
  .lab-stat .lab-v{font-size:32px}
  .lab-stats{gap:8px}
  .lab-stat{padding:10px 2px}
  .lab-stat .lab-k{white-space:nowrap;letter-spacing:-.02em}
  .lab-room--shelf{grid-template-columns:minmax(0,1fr);padding-top:calc(26vh + 12px);gap:20px}
  .lab-room--shelf::before{background:linear-gradient(180deg,#070b22 0,#070b2200 90px,#070b2200 calc(26vh - 50px),#070b22 26vh,#070b22 100%),var(--bg,none) 72% 0/auto 26vh no-repeat,#070b22;background-attachment:scroll}
  .lab-room--shelf .lab-sign{position:static;max-height:none;overflow:visible}
  .lab-room--shelf .lab-sign{display:grid;grid-template-columns:auto 1fr;column-gap:14px;align-items:end;padding:16px}
  .lab-room--shelf .lab-sign .lab-num{font-size:56px;grid-row:span 2}
  .lab-room--shelf .lab-sign h2,.lab-room--shelf .lab-desc,.lab-room--shelf .lab-can h3,.lab-room--shelf .lab-foot{display:none}
  .lab-room--shelf .lab-can{grid-column:1/-1;margin-top:12px}
  .lab-room--shelf .lab-chip{padding:8px 4px}
  .lab-room--shelf .lab-chip .lab-en{display:none}
  .lab-room--shelf .lab-chip b,.lab-room--shelf .lab-chip small{display:inline}
  .lab-room--shelf .lab-chip small{margin-left:8px;color:var(--lab-blue)}
  .lab-room--shelf .lab-mon{padding:24px 12px 16px}
  .lab-footer{padding-bottom:180px}
  .lab-flb{top:auto;bottom:calc(10px + env(safe-area-inset-bottom,0px));left:12px;right:12px;transform:none;grid-template-columns:repeat(3,1fr);gap:8px}
  .lab-flb a,.lab-flb button{width:auto;height:54px;border-radius:14px;flex-direction:row;gap:8px;font-size:18px}
  .lab-flb .lab-sq span{font-size:22px}
  .lab-flb .lab-ad .lab-am{width:30px;height:30px;font-size:20px}
  .lab-flb .lab-br br{display:none}
  .lab-flb a,.lab-flb button{padding:2px;white-space:nowrap}
  .lab-flb .lab-br span{display:none}
  .lab-flb .lab-br i{top:-14px;right:-6px}
  .lab-flb .lab-top{display:none!important}
  html body .w{margin-bottom:0}
  .lab-bg::before{background:var(--bg,none) 72% 0/auto 48vh no-repeat}
  .lab-bg::after{background:linear-gradient(180deg,#070b22b0 0,#070b22d0 30vh,#070b22 48vh)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .lab-scene{transform:none!important}
  .lab-js .lab-reveal{opacity:1;transform:none;transition:none}
  .lab-cue i{animation:none}
}
#list.lab-clip>:nth-child(n+13){display:none}
.lab-more{display:block;margin:18px auto 8px;padding:14px 28px;border-radius:99px;border:1.5px solid #2EAEFF;background:rgba(7,11,30,.7);color:#fff;font:700 18px "Zen Kaku Gothic New",sans-serif;cursor:pointer}
.lab-more[hidden]{display:none}