:root{
  --bg: #1f2027;
  --panel: rgba(255,255,255,.04);
  --text: #e8e8ee;
  --muted: #a9acb8;
  --line: rgba(255,255,255,.12);
}

*{ box-sizing:border-box; }

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.site-header{
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,.12);
  backdrop-filter: blur(6px);
}

.site-header__inner{
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{
  text-decoration:none;
  color: var(--text);
  font-weight: 900;
  letter-spacing: .02em;
}

.nav{
  display:flex;
  gap: 14px;
  flex-wrap:wrap;
}

.nav a{
  color: var(--muted);
  text-decoration:none;
  font-weight: 700;
  font-size: 14px;
}
.nav a:hover{ color: var(--text); }

.site-main{
  min-height: calc(100vh - 120px);
}

.site-footer{
  border-top: 1px solid var(--line);
  margin-top: 28px;
  background: rgba(0,0,0,.10);
}

.site-footer__inner{
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 20px;
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

.muted{ color: var(--muted); font-size: 13px; }