:root{color-scheme:dark;--bg:#071018;--panel:#101b25;--line:#29404d;--text:#f6fbfd;--muted:#a9bac4;--accent:#27d8df}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif;line-height:1.65}header,main,footer{width:min(860px,calc(100% - 36px));margin:auto}header{display:flex;align-items:center;justify-content:space-between;padding:28px 0;border-bottom:1px solid var(--line)}a{color:var(--accent);text-decoration:none}header a:first-child{font-weight:800;font-size:20px;color:var(--text)}main{padding:48px 0 64px}h1{font-size:clamp(32px,7vw,54px);line-height:1.08;margin:0 0 12px}h2{margin:34px 0 8px;font-size:22px}p,li{color:var(--muted)}.date{color:var(--accent);font-weight:700}.notice{padding:18px 20px;border:1px solid var(--line);background:var(--panel);border-radius:8px}footer{padding:24px 0 40px;border-top:1px solid var(--line);color:var(--muted)}