/* Support site for 深淵ドリル. Same underground palette as the game. */
:root{
  --rock:#1b1714; --panel:#26201b; --line:#463a30; --lamp:#ffc247; --ore:#5fd3c0; --text:#efe5d6; --muted:#b3a596;
  --pixel:'DotGothic16','Osaka-Mono','MS Gothic',monospace;
  --body:'Zen Kaku Gothic New','Hiragino Sans','Yu Gothic',sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
body{margin:0;background:var(--rock);color:var(--text);font-family:var(--body);line-height:1.85;font-size:16px}
.wrap{max-width:720px;margin:0 auto;padding-inline:20px;padding-block:32px 64px}
header{display:flex;align-items:center;gap:16px;padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:28px}
header img{width:72px;height:72px;border-radius:16px;image-rendering:pixelated}
header .name{font-family:var(--pixel);font-size:28px;color:var(--lamp);letter-spacing:.08em;line-height:1.2}
header .sub{color:var(--muted);font-size:14px}
nav{display:flex;flex-wrap:wrap;gap:8px 16px;margin-bottom:28px;font-size:14px}
a{color:var(--ore)}
h1{font-family:var(--pixel);font-weight:400;font-size:24px;letter-spacing:.04em;margin:0 0 8px;text-wrap:balance}
h2{font-size:18px;margin:36px 0 8px;padding-top:4px;text-wrap:balance}
p,li{max-width:65ch}
ul{padding-left:1.3em}
.meta{color:var(--muted);font-size:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin:16px 0}
.todo{background:#4a2a14;color:#ffd9b0;padding:0 6px;border-radius:4px}
footer{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
dt{font-weight:700;margin-top:16px}
dd{margin:4px 0 0}