:root{--bg:#fbfaf7;--fg:#1d1d1f;--muted:#5f6368;--line:#e3e1db;--accent:#2f5d50;--card:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#141515;--fg:#ececec;--muted:#a3a7ab;--line:#2c2e2f;--accent:#7fc2ad;--card:#1c1d1e}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-family:"Hiragino Sans","Noto Sans JP","Yu Gothic UI",system-ui,sans-serif;line-height:1.8;font-size:16px}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.brand{font-weight:700;font-size:18px;text-decoration:none;color:var(--fg);letter-spacing:.02em}
.brand small{font-weight:400;color:var(--muted);margin-left:8px;font-size:13px}
nav{display:flex;gap:16px;flex-wrap:wrap;font-size:14px}
nav a{text-decoration:none;color:var(--muted)}
nav a:hover,nav a[aria-current]{color:var(--fg)}
main{padding:40px 0 64px}
h1{font-size:28px;line-height:1.4;margin:0 0 16px}
h2{font-size:20px;margin:40px 0 12px;padding-top:8px}
h3{font-size:17px;margin:28px 0 8px}
.lead{font-size:17px;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.card h3{margin:0 0 4px}
.tag{display:inline-block;font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:0 10px;margin-bottom:8px}
table{border-collapse:collapse;width:100%;margin:12px 0}
th,td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}
th{width:9em;color:var(--muted);font-weight:500;white-space:nowrap}
.pending{color:var(--muted)}
footer{border-top:1px solid var(--line);font-size:13px;color:var(--muted);padding:24px 0}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
footer a{color:var(--muted)}
ul{padding-left:1.4em}
@media (max-width:480px){h1{font-size:24px}th{width:6.5em;white-space:normal}}
.nb{display:inline-block}