:root{--bg:#f4f6f8;--ink:#1d2733;--muted:#5b6876;--line:#d9e0e7;--accent:#3b6c9c;--card:#fff}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 Georgia,"Times New Roman",serif}
a{color:var(--accent)}
header,main,footer{max-width:760px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;padding-top:28px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.logo{font-size:24px;letter-spacing:.04em;text-decoration:none;color:var(--ink)}
nav a{margin-left:18px;font:15px/1 system-ui,-apple-system,"Segoe UI",sans-serif;text-decoration:none;color:var(--muted)}
nav a:first-child{margin-left:0}
nav a[aria-current]{color:var(--ink)}
h1{font-size:34px;line-height:1.2;margin:40px 0 8px;font-weight:normal}
h2{font-size:22px;margin:0 0 4px;font-weight:normal}
.lede{color:var(--muted);margin:0 0 32px}
.entry{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:22px 24px;margin:0 0 20px}
.meta{font:13px/1.4 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--muted);margin:0 0 10px;text-transform:uppercase;letter-spacing:.06em}
.sky{height:120px;border-radius:4px;margin:0 0 14px}
.s1{background:linear-gradient(180deg,#7fa7cf 0%,#c9dcec 60%,#eef3f7 100%)}
.s2{background:linear-gradient(180deg,#3d4f66 0%,#8c9bb0 55%,#d8c3b0 100%)}
.s3{background:linear-gradient(180deg,#a9b8c6 0%,#d5dde4 50%,#f0f2f4 100%)}
table{border-collapse:collapse;width:100%;font-size:15px;margin:8px 0 24px}
th,td{border-bottom:1px solid var(--line);padding:8px 6px;text-align:left;vertical-align:top}
th{font-weight:normal;color:var(--muted)}
footer{border-top:1px solid var(--line);margin-top:48px;padding-top:16px;padding-bottom:32px;font:14px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--muted)}
@media (max-width:520px){h1{font-size:28px}.entry{padding:18px}}