:root{
  --bg:#ffffff;
  --text:#1a1f2b;
  --muted:#5b6475;
  --brand:#0d47a1;
  --card:#f6f8fb;
  --line:#e6eaf2;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font:16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text); background:var(--bg);
}

.container{max-width:1100px; margin:0 auto; padding:0 20px}

.site-header{
  border-bottom:1px solid var(--line);
  background:#fafbfe;
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between; padding:18px 20px;
}
.brand h1{margin:0; font-size:24px}
.subtitle{margin:4px 0 0; color:var(--muted); font-size:14px}
.top-nav a{
  text-decoration:none; color:var(--brand); margin-left:16px; font-weight:600
}
.top-nav a.active{border-bottom:2px solid var(--brand); padding-bottom:2px}

.layout{display:grid; grid-template-columns:300px 1fr; gap:24px; padding:24px 20px}
@media (max-width:920px){ .layout{grid-template-columns:1fr} }

.sidebar .card{
  background:var(--card); border:1px solid var(--line); border-radius:14px; padding:16px; margin-bottom:16px
}
.card.small h3{margin:0 0 8px}
.avatar{width:100%; border-radius:12px; border:1px solid var(--line); display:block}
.name{font-weight:700; margin-top:10px}
.role,.unit,.meta{color:var(--muted); font-size:14px; margin-top:4px}
.links{display:flex; flex-wrap:wrap; gap:8px; margin-top:10px}
.links a{color:var(--brand); text-decoration:none; border:1px solid var(--line); padding:6px 10px; border-radius:999px}
.links a:hover{background:#eef3ff}

.content .block{
  background:#fff; border:1px solid var(--line); border-radius:14px; padding:18px; margin-bottom:16px
}
.content h2{margin:0 0 8px; font-size:20px}
.tight{margin:0; padding-left:18px}
.btn{
  display:inline-block; text-decoration:none; color:#fff; background:var(--brand);
  padding:8px 14px; border-radius:10px; margin-right:8px; font-weight:600
}
.btn.ghost{background:transparent; color:var(--brand); border:1px solid var(--brand)}
.site-footer{border-top:1px solid var(--line); padding:14px 0; color:var(--muted); font-size:14px; margin-top:10px; background:#fafbfe}