/* フック台ラボ：読み物ページ共通（ゲーム画面と同じ色づかい） */
:root{
  --bg:#1e2236; --panel:#283050; --panel-2:#323b62; --line:#4a5482;
  --fg:#f5f0e6; --muted:#b6b4c8;
  --btn1:#ff7b3a; --btn2:#3fb4d6; --win:#ffd23f; --near:#ff9bb0;
  --font-display:"Dela Gothic One","Hiragino Kaku Gothic StdN","Yu Gothic",sans-serif;
  --font-body:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{background:var(--bg);color:var(--fg)}
body{
  margin:0;font-family:var(--font-body);font-size:16px;line-height:1.85;
  padding:20px max(16px,env(safe-area-inset-right,0px)) 48px max(16px,env(safe-area-inset-left,0px));
}
img,svg{max-width:100%;height:auto}
[hidden]{display:none!important}
a{color:var(--btn2)}
a:hover{color:#7fd3ec}
.wrap{max-width:680px;margin:0 auto}

.top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.brand{font-family:var(--font-display);font-size:18px;letter-spacing:.06em;color:var(--fg);text-decoration:none}
.play{display:inline-block;background:var(--btn1);color:#1e2236;font-weight:700;text-decoration:none;border-radius:999px;padding:6px 16px;font-size:14px;box-shadow:0 3px 0 #b84a16}
.play:hover{color:#1e2236;filter:brightness(1.08)}

h1{font-family:var(--font-display);font-weight:400;font-size:clamp(26px,6.4vw,36px);line-height:1.3;letter-spacing:.03em;margin:0 0 8px;text-wrap:balance}
.lead{color:var(--muted);margin:0 0 28px}
h2{font-size:21px;line-height:1.45;margin:44px 0 12px;padding-left:12px;border-left:5px solid var(--btn1)}
h3{font-size:17px;margin:28px 0 8px;color:var(--win)}
p{margin:0 0 14px}
ul,ol{margin:0 0 14px;padding-left:1.4em}
li{margin:4px 0}
strong{color:var(--win);font-weight:700}
small,.muted{color:var(--muted)}
kbd{font-family:inherit;border:1px solid var(--line);border-radius:4px;padding:0 5px;font-size:14px;background:var(--panel)}

.toc{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:0 0 8px}
.toc b{display:block;font-size:14px;color:var(--muted);margin-bottom:4px}
.toc ol{margin:0}

.box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:16px 0}
.box.tip{border-color:var(--win)}
.box.warn{border-color:var(--near)}
.box > :last-child{margin-bottom:0}

.steps{list-style:none;padding:0;counter-reset:s}
.steps li{position:relative;padding:0 0 14px 44px;counter-increment:s}
.steps li::before{content:counter(s);position:absolute;left:0;top:2px;width:30px;height:30px;border-radius:50%;background:var(--panel-2);border:2px solid var(--line);display:grid;place-items:center;font-weight:700;font-size:14px}

.tbl{width:100%;overflow-x:auto;margin:12px 0 18px}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
td:first-child,th:first-child,td.num,th.num{white-space:nowrap}
.tbl.free td,.tbl.free th{white-space:normal}
@media (max-width:480px){table{font-size:14px}th,td{padding:7px 7px}}
th{background:var(--panel-2);font-weight:700}
td.num{text-align:right;font-variant-numeric:tabular-nums}

figure{margin:16px 0 20px;background:#141826;border:1px solid var(--line);border-radius:12px;padding:12px}
figcaption{font-size:14px;color:var(--muted);margin-top:6px}

.cta{text-align:center;margin:40px 0 0}
.cta .play{font-size:17px;padding:10px 26px}

.foot{margin-top:56px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 18px;margin-bottom:8px}
.foot a{color:var(--fg)}

.pr{position:relative;background:var(--panel);border:1px dashed var(--line);border-radius:12px;padding:14px 18px 12px;margin:28px 0 0}
.pr-tag{position:absolute;top:-10px;left:14px;background:var(--bg);color:var(--muted);font-size:12px;font-weight:700;padding:0 8px;border:1px solid var(--line);border-radius:999px}
.pr p{margin:0 0 8px;font-size:15px}
.pr-links{display:flex;flex-wrap:wrap;gap:6px 18px;margin:0!important}
.pr-links a{font-weight:700}