:root{--bg:#f6f7f5;--surface:#fff;--ink:#1d2a33;--muted:#7c8a93;--pink:#2f6b57;--line:#e3e7e4;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#121816;--surface:#1a2220;--ink:#eef2ef;--muted:#8d9b95;--pink:#7fc2a6;--line:#2a3532;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 "DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif}
.wrap{max-width:720px;margin:0 auto;padding:24px max(16px,env(safe-area-inset-left,0px)) 48px max(16px,env(safe-area-inset-right,0px))}
a{color:var(--pink);font-weight:800}
.back{display:inline-block;margin-bottom:16px;text-decoration:none}
h1{font-family:"DM Serif Display",Georgia,serif;font-weight:400;font-size:32px;line-height:1.15;margin:0 0 4px}
h2{font-family:"DM Serif Display",Georgia,serif;font-weight:400;font-size:21px;margin:28px 0 6px}
.date{color:var(--muted);font-weight:700;margin:0 0 20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px}