:root {
  --bg: #0f0f10;
  --fg: #e8e8e8;
  --muted: #a9a9a9;
  --orange: #ff6a00;
  --border: #262626;
  --purple:#7c3aed;
  --purple2:#a855f7;
}

* { box-sizing: border-box; }

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: 
  radial-gradient(900px 500px at 15% 10%, rgba(168,85,247,0.18), transparent 60%),
  radial-gradient(700px 420px at 85% 20%, rgba(255,106,0,0.14), transparent 55%),
  radial-gradient(800px 500px at 50% 110%, rgba(124,58,237,0.10), transparent 60%),
  var(--bg);
  color: var(--fg);
  line-height: 1.45;
}

a { color: inherit; }
a:hover { text-decoration: underline; }
a.card:hover { text-decoration: none; }

.container{
  max-width: 980px;
  margin: 0 auto;
  padding: 0 16px;
}

.header{
  border-bottom: 1px solid var(--border);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 0;
}

.brand-link{
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo{
  height: 56px;
  width: auto;
  display: block;
}

.brand-text{
  display: flex;
  flex-direction: column;
  text-align: right;
}

.mark{
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--orange);
  font-size: 28px;
}

.tag{
  margin-top: 4px;
  color: rgba(174, 132, 248, 0.85);
  font-size: 18px;
  font-style: italic;
}

.main{
  padding: 24px 0 56px;
}

.lead{
  font-size: 18px;
  margin: 18px 0 24px;
}

.layout{
  margin: 18px 0 28px;
}

.layout-img{
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.06);
}

.layout--small{
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.cards{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 14px 0 28px;
}

.card{
  display: block;
  text-decoration: none;
  border: 1px solid var(--border);
  border-left: 4px solid var(--orange);
  padding: 14px 14px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.02);
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}

.card h2{ margin: 0 0 6px; font-size: 16px; }
.card p{ margin: 0; color: var(--muted); }

.card:hover{
  border-color: rgba(123,44,255,0.25);
  background: rgba(123,44,255,0.06);
  transform: translateY(-1px);
}

.card:focus-visible{
  outline: 2px solid rgba(255,255,255,0.25);
  outline-offset: 2px;
}

h1,h2,h3{ line-height: 1.2; }
h3{ margin-top: 36px; }

.footer{
  border-top: 1px solid var(--border);
  padding: 18px 0;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

.footer-inner{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
}

.footer-logo{
  height:25px;
  width:auto;
  opacity:0.9;
}

.page-title{
  margin: 0 0 10px;
}

.breadcrumb{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.list{
  padding-left: 18px;
}

@media (max-width: 520px){
  .header-inner{
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .brand-logo{ height: 48px; }
  .brand-text{ text-align: left; }
}

.muted{
  color: var(--muted);
  font-size: 14px;
}

.quote{
  margin: 18px 0 26px;
  padding: 12px 14px;
  border-left: 4px solid var(--orange);
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
  color: rgba(232,232,232,0.92);
  font-style: italic;
}

code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.95em;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 2px 6px;
  border-radius: 6px;
}

pre{
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 12px 14px;
  border-radius: 10px;
  overflow-x: auto;
}
pre code{
  background: none;
  border: none;
  padding: 0;
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin: 10px 0 18px;
}

.backlink{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  text-decoration:none;
}

.backlink:hover{
  text-decoration:none;
  background: rgba(123,44,255,0.06);
  border-color: rgba(123,44,255,0.25);
  transform: translateY(-1px);
}

.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,106,0,0.08);
  color: rgba(232,232,232,0.92);
  font-size: 13px;
}