:root{
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1f2328;
  --muted: #57606a;
  --border: #d0d7de;
  --link: #0969da;
  --max: 1100px;
  --shadow: 0 10px 30px rgba(0,0,0,.06);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a{ color: var(--link); text-decoration:none; }
a:hover{ text-decoration: underline; }

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 12px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
}

.brand{
  display:flex;
  flex-direction:column;
  gap:2px;
  min-width: 220px;
}
.brand a{
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.2px;
  font-size: 16px;
}
.brand small{
  color: var(--muted);
  font-size: 12px;
}

.nav{
  display:flex;
  align-items:center;
  gap: 14px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.nav a{
  color: var(--text);
  font-weight: 650;
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 10px;
}
.nav a:hover{
  background: #eef2f6;
  text-decoration:none;
}
.nav a.active{
  background: #e7f1ff;
  color: #0550ae;
  border: 1px solid #b6d4fe;
}

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 18px 64px;
}

.layout{
  display:grid;
  grid-template-columns: 300px 1fr;
  gap: 22px;
  align-items:start;
}

@media (max-width: 920px){
  .layout{ grid-template-columns: 1fr; }
  .brand{ min-width: unset; }
}

.card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.sidebar{
  padding: 18px;
}

.avatar-wrap{
  display:flex;
  justify-content:center;
  margin-top: 6px;
  margin-bottom: 14px;
}
.avatar{
  width: 150px;
  height: 150px;
  border-radius: 999px;
  object-fit: cover;
  border: 3px solid #ffffff;
  box-shadow: 0 12px 25px rgba(0,0,0,.10);
}

.side-name{
  text-align:center;
  font-weight: 850;
  font-size: 18px;
  margin: 0;
}
.side-title{
  text-align:center;
  color: var(--muted);
  margin: 6px 0 14px;
  font-size: 13px;
}

.side-list{
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-direction:column;
  gap: 10px;
}
.side-list li{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  font-size: 13px;
  color: var(--muted);
}
.side-list b{ color: var(--text); font-weight: 700; }

.pill-links{
  margin-top: 14px;
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  justify-content:center;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fafbfc;
  font-size: 13px;
  color: var(--text);
}
.pill:hover{ background:#f0f3f6; text-decoration:none; }

.main{
  padding: 20px;
}

h1{
  margin: 0 0 8px;
  font-size: 26px;
  letter-spacing: -0.4px;
}
h2{
  margin: 18px 0 10px;
  font-size: 16px;
  letter-spacing: -0.2px;
}
p{ margin: 10px 0; color: var(--text); }

.muted{ color: var(--muted); }

.clean-list{
  margin: 10px 0 0;
  padding-left: 18px;
}
.clean-list li{ margin: 8px 0; }

.entry-list{
  margin: 10px 0 0;
  padding-left: 18px;
}
.entry-list li{
  margin: 10px 0;
}
.entry-list a{ word-break: break-word; }

.footer{
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px;
  color: var(--muted);
  font-size: 12px;
  border-top: 1px solid var(--border);
}