:root{
  --bg:#0b1220;
  --panel:#0f1a2f;
  --text:#e8eefc;
  --muted:#a8b3cf;
  --accent:#61d1ff;
  --accent2:#9b7bff;
  --border:rgba(232,238,252,.12);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
  --max: 1100px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
*{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, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 20% 10%, rgba(97,209,255,.15), transparent 60%),
              radial-gradient(900px 700px at 90% 20%, rgba(155,123,255,.12), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
}
a{color:var(--text); text-decoration:none}
a:hover{color:var(--accent)}
.container{max-width:var(--max); margin:0 auto; padding:24px}
.site-header{
  position:sticky; top:0; z-index:20;
  background: rgba(11,18,32,.7);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex; align-items:center; justify-content:space-between; gap:16px}
.brand{display:flex; align-items:center; gap:10px; font-weight:700; letter-spacing:.2px}
.logo{width:30px; height:30px}
.nav{display:flex; gap:18px; align-items:center}
.nav a{color:var(--muted); font-weight:600}
.nav a:hover{color:var(--text)}
.nav-toggle{
  display:none;
  border:1px solid var(--border);
  background: transparent;
  color:var(--text);
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
}
.skip{
  position:absolute; left:-10000px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip:focus{left:12px; top:12px; width:auto; height:auto; padding:10px 12px; background:var(--panel); border-radius:12px; border:1px solid var(--border)}
.hero{
  margin-top:18px;
  padding:28px;
  background: linear-gradient(135deg, rgba(97,209,255,.10), rgba(155,123,255,.08));
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero h1{margin:0 0 10px 0; font-size: 34px; letter-spacing:-.3px}
.hero p{margin:0; color:var(--muted); font-size: 16px; max-width: 74ch}
.pills{display:flex; flex-wrap:wrap; gap:10px; margin-top:16px}
.pill{
  font-family: var(--mono);
  font-size: 12px;
  padding:6px 10px;
  border:1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(15,26,47,.6);
}
.grid{display:grid; grid-template-columns: repeat(12, 1fr); gap:16px; margin-top:18px}
.card{
  grid-column: span 6;
  padding:18px;
  border:1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(15,26,47,.72);
  box-shadow: 0 8px 24px rgba(0,0,0,.28);
}
.card h2{margin:0 0 8px 0; font-size: 18px}
.card p{margin:0; color:var(--muted)}
.card ul{margin:10px 0 0 18px; color:var(--muted)}
.notice{
  margin-top:18px;
  padding:16px;
  border-left:4px solid var(--accent);
  background: rgba(15,26,47,.55);
  border-radius: 14px;
  border:1px solid var(--border);
}
code, pre{
  font-family: var(--mono);
}
pre{
  padding:14px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(0,0,0,.25);
  overflow:auto;
}
hr{border:none; border-top:1px solid var(--border); margin:26px 0}
.site-footer{
  margin-top: 40px;
  border-top: 1px solid var(--border);
  background: rgba(11,18,32,.55);
}
.footer-inner{display:flex; flex-wrap:wrap; align-items:flex-start; justify-content:space-between; gap:18px}
.footer-title{font-weight:800; letter-spacing:.2px}
.footer-links{display:flex; flex-wrap:wrap; gap:14px}
.footer-links a{color:var(--muted); font-weight:600}
.footer-links a:hover{color:var(--text)}
.muted{color:var(--muted)}
.kbd{
  font-family:var(--mono);
  border:1px solid var(--border);
  background: rgba(0,0,0,.22);
  padding:2px 6px;
  border-radius: 8px;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:10px 14px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(15,26,47,.7);
  color: var(--text);
  font-weight:700;
  cursor:pointer;
}
.btn:hover{border-color: rgba(97,209,255,.4)}
.btn.primary{
  background: linear-gradient(135deg, rgba(97,209,255,.20), rgba(155,123,255,.18));
  border-color: rgba(97,209,255,.30);
}
@media (max-width: 860px){
  .card{grid-column: span 12;}
  .nav{display:none}
  .nav-toggle{display:inline-flex}
  .nav.open{
    display:flex;
    position:absolute;
    top:64px;
    right:24px;
    flex-direction:column;
    gap:12px;
    padding:14px;
    border:1px solid var(--border);
    border-radius: 14px;
    background: rgba(15,26,47,.92);
    box-shadow: var(--shadow);
  }
}



/* === TernaCore App-Style Hero (IP-safe, no AI text) === */
:root{
  --tc-bg:#070A12;
  --tc-panel:rgba(255,255,255,0.04);
  --tc-panel2:rgba(255,255,255,0.06);
  --tc-line:rgba(255,255,255,0.10);
  --tc-line2:rgba(255,255,255,0.06);
  --tc-ink:#EAF0FF;
  --tc-ink2:rgba(234,240,255,0.72);
  --tc-accent:#7AA7FF;
  --tc-accent2:#2CE6C9;
  --tc-radius:18px;
}

.tc-grid-bg{
  background:
    linear-gradient(to bottom, rgba(255,255,255,0.02), rgba(255,255,255,0.00)),
    linear-gradient(to right, var(--tc-line2) 1px, transparent 1px),
    linear-gradient(to bottom, var(--tc-line2) 1px, transparent 1px);
  background-size: auto, 28px 28px, 28px 28px;
  background-position: 0 0, 0 0, 0 0;
}

.tc-hero{
  position:relative;
  border:1px solid var(--tc-line2);
  border-radius:var(--tc-radius);
  overflow:hidden;
  background: var(--tc-bg);
  box-shadow: 0 18px 55px rgba(0,0,0,0.55);
}

.tc-hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:url("../img/hero.svg");
  background-size:cover;
  background-position:center;
  opacity:1;
}

.tc-hero::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(800px 420px at 25% 20%, rgba(122,167,255,0.22), rgba(0,0,0,0)),
              radial-gradient(640px 380px at 70% 65%, rgba(44,230,201,0.16), rgba(0,0,0,0)),
              linear-gradient(to bottom, rgba(0,0,0,0.15), rgba(0,0,0,0.55));
}

.tc-hero-inner{
  position:relative;
  z-index:2;
  padding: clamp(26px, 4vw, 52px);
  max-width: 980px;
}

.tc-kicker{
  display:inline-flex;
  gap:10px;
  align-items:center;
  padding:10px 12px;
  border:1px solid var(--tc-line2);
  border-radius:999px;
  background: rgba(0,0,0,0.35);
  color: var(--tc-ink2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  letter-spacing:0.02em;
}

.tc-dot{
  width:10px; height:10px; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,0.0) 55%), linear-gradient(135deg, var(--tc-accent), var(--tc-accent2));
  box-shadow: 0 0 18px rgba(122,167,255,0.35);
}

.tc-hero h1{
  margin-top:18px;
  color: var(--tc-ink);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.tc-hero p{
  margin-top:14px;
  color: var(--tc-ink2);
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.6;
}

.tc-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top: 20px;
}

.tc-btn{
  border-radius: 14px;
  padding: 12px 14px;
  border: 1px solid var(--tc-line2);
  background: rgba(255,255,255,0.04);
  color: var(--tc-ink);
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:600;
}

.tc-btn.primary{
  border-color: rgba(122,167,255,0.45);
  background: linear-gradient(135deg, rgba(122,167,255,0.26), rgba(44,230,201,0.14));
}

.tc-btn:hover{ background: rgba(255,255,255,0.06); }

.tc-panels{
  margin-top: 26px;
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}

.tc-panel{
  grid-column: span 6;
  border:1px solid var(--tc-line2);
  border-radius: 16px;
  background: rgba(0,0,0,0.30);
  padding: 14px 14px 12px;
}

.tc-panel h3{
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--tc-ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  letter-spacing:0.02em;
}

.tc-panel p{
  margin:0;
  font-size: 13px;
  color: var(--tc-ink2);
  line-height: 1.55;
}

@media (max-width: 920px){
  .tc-panel{ grid-column: span 12; }
}
/* === End TernaCore App-Style Hero === */