:root{--bg:#f4f8fb;--card:#fff;--ink:#0f2433;--muted:#5b7183;--accent:#0a7cc2;--accent2:#12a39a;--line:#dde7ee;--warn:#d27a0c}
@media (prefers-color-scheme:dark){:root{--bg:#0c1822;--card:#122433;--ink:#e6eef4;--muted:#93a9b9;--accent:#46a9e8;--accent2:#3cc7bd;--line:#1f3547;--warn:#f0a445}}
*{box-sizing:border-box}html,body{margin:0}
body{font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
header{background:var(--card);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}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink)}.logo:hover{text-decoration:none}.logo svg{width:32px;height:32px}
nav a{margin-left:18px;color:var(--muted);font-size:15px}nav a.on{color:var(--ink);font-weight:600}
.hero{padding:40px 0 16px}.hero h1{font-size:32px;line-height:1.2;margin:0 0 10px}.hero p{color:var(--muted);max-width:640px;margin:0}
.upd{font-size:13px;color:var(--muted);margin-top:8px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin:24px 0 16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.card h3{margin:0 0 2px;font-size:18px}.card .loc{color:var(--muted);font-size:14px;margin-bottom:12px}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:6px 4px;text-align:center;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:500}td:first-child,th:first-child{text-align:left}
.dir{display:inline-block}.good{color:var(--accent2);font-weight:600}.hi{color:var(--warn);font-weight:600}
.note{font-size:13px;color:var(--muted);margin:0 0 40px}
section.text{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px;margin:16px 0 40px}
section.text h2{margin:24px 0 8px;font-size:20px}section.text h2:first-child{margin-top:0}
footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media (max-width:600px){nav a{margin-left:12px}.hero h1{font-size:25px}}