/* MJOLNIR: cyber lab × Halo vibes */
:root{
  --bg0:#06080e;
  --bg1:#08121a;
  --ink:#e7f2ff;
  --muted:#9db1c6;
  --neon:#45ff9a;
  --neon2:#66d9ff;
  --warn:#ffcc66;
  --danger:#ff4d6d;
  --panel:rgba(10, 18, 28, .72);
  --panel2:rgba(9, 22, 32, .55);
  --line:rgba(102, 217, 255, .18);
  --line2:rgba(69, 255, 154, .16);
  --shadow: 0 20px 70px rgba(0,0,0,.55);
  --radius: 16px;
  --radius2: 22px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background: radial-gradient(1200px 800px at 18% 18%, rgba(102,217,255,.15), transparent 60%),
              radial-gradient(900px 600px at 80% 25%, rgba(69,255,154,.12), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

/* Animated grid / lab floor */
.bg-grid{
  position:fixed; inset:0;
  pointer-events:none;
  opacity:.7;
  background:
    linear-gradient(to right, rgba(102,217,255,.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(69,255,154,.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(closest-side at 50% 40%, rgba(0,0,0,1), rgba(0,0,0,.25) 55%, rgba(0,0,0,0) 78%);
  animation:gridFloat 18s linear infinite;
}
@keyframes gridFloat{
  from{transform:translate3d(0,0,0)}
  to{transform:translate3d(-56px,-56px,0)}
}

/* Halo ring glow (very subtle) */
.halo-ring{
  position:fixed; inset:0;
  pointer-events:none;
  z-index:0;
  opacity:.85;
  /* Base ring arc */
  background:
    radial-gradient(closest-side at 55% 45%,
      rgba(0,0,0,0) 58%,
      rgba(102,217,255,.10) 60%,
      rgba(102,217,255,.04) 63%,
      rgba(0,0,0,0) 67%
    ),
    radial-gradient(closest-side at 55% 45%,
      rgba(0,0,0,0) 57.5%,
      rgba(69,255,154,.06) 59.5%,
      rgba(0,0,0,0) 66%
    );
  filter: blur(.2px);
  mask-image:
    radial-gradient(closest-side at 55% 45%, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 82%),
    linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.65) 22%, rgba(0,0,0,1) 55%, rgba(0,0,0,1) 100%);
  animation: ringDrift 22s ease-in-out infinite;
}
@keyframes ringDrift{
  0%{transform:translate3d(0,0,0) rotate(-8deg)}
  50%{transform:translate3d(0,-10px,0) rotate(-10deg)}
  100%{transform:translate3d(0,0,0) rotate(-8deg)}
}

/* Subtle scanline */
.scanline{
  position:fixed; inset:-50%;
  pointer-events:none;
  background: repeating-linear-gradient(
    180deg,
    rgba(255,255,255,.018) 0px,
    rgba(255,255,255,.018) 1px,
    rgba(0,0,0,0) 3px,
    rgba(0,0,0,0) 6px
  );
  opacity:.55;
  transform:rotate(-2deg);
  mix-blend-mode:overlay;
}

/* Starfield canvas */
#stars{
  position:fixed; inset:0;
  width:100%; height:100%;
  pointer-events:none;
  opacity:.9;
}

/* Layout */
.wrap{min-height:100%; display:flex; flex-direction:column}
.container{width:min(1100px, 92vw); margin:0 auto}

header{
  position:sticky; top:0; z-index:20;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(6,8,14,.8), rgba(6,8,14,.35));
  border-bottom:1px solid rgba(102,217,255,.12);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 0;
}
.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color:var(--ink);
}
.brand .sigil{
  width:34px; height:34px;
  border-radius:12px;
  background:
    url('./assets/mjolnir-logo-halo-512.png') center/cover no-repeat,
    linear-gradient(180deg, rgba(12,24,36,.9), rgba(10,18,28,.55));
  border:1px solid rgba(102,217,255,.25);
  box-shadow: 0 0 28px rgba(102,217,255,.12), 0 0 32px rgba(69,255,154,.08);
}
.brand strong{letter-spacing:.22em; font-family:var(--mono); font-size:14px}

nav a{
  color:var(--muted);
  text-decoration:none;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.12em;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid transparent;
}
nav a:hover{
  color:var(--ink);
  border-color:rgba(102,217,255,.18);
  background:rgba(9, 22, 32, .35);
}
nav a[aria-current="page"]{
  color:var(--ink);
  border-color:rgba(69,255,154,.18);
  background:rgba(10, 18, 28, .55);
}

main{flex:1; padding:42px 0 56px}

.hero{
  position:relative;
  padding:30px;
  border-radius:var(--radius2);
  background: linear-gradient(180deg, rgba(10,18,28,.82), rgba(7,14,22,.62));
  border:1px solid rgba(102,217,255,.16);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero:before{
  content:"";
  position:absolute; inset:-2px;
  background:
    radial-gradient(800px 320px at 15% 10%, rgba(102,217,255,.18), transparent 65%),
    radial-gradient(700px 360px at 85% 20%, rgba(69,255,154,.14), transparent 62%),
    radial-gradient(600px 380px at 55% 95%, rgba(255,204,102,.08), transparent 60%);
  opacity:1;
  pointer-events:none;
}
.hero > *{position:relative}

.kicker{
  display:flex; align-items:center; gap:10px;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--muted);
  text-transform:uppercase;
}
.pill{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(69,255,154,.18);
  background:rgba(69,255,154,.06);
  color:rgba(69,255,154,.9);
}

.heroMark{
  width:92px; height:92px;
  border-radius:22px;
  border:1px solid rgba(102,217,255,.18);
  background: rgba(10,18,28,.55);
  box-shadow: 0 0 34px rgba(102,217,255,.12), 0 0 28px rgba(69,255,154,.08);
}

h1{
  margin:14px 0 10px;
  font-size: clamp(44px, 6vw, 74px);
  line-height:1.02;
  letter-spacing:.06em;
  font-family:var(--mono);
}
.subtitle{
  margin:0 0 20px;
  color:var(--muted);
  font-size: clamp(16px, 2.2vw, 20px);
  max-width: 72ch;
}

.ctaRow{display:flex; gap:12px; flex-wrap:wrap; margin-top:18px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding:12px 14px;
  border-radius:14px;
  text-decoration:none;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.12em;
  border:1px solid rgba(102,217,255,.18);
  background:rgba(9,22,32,.45);
  color:var(--ink);
}
.btn:hover{border-color:rgba(102,217,255,.35); background:rgba(9,22,32,.62)}
.btn.primary{
  border-color:rgba(69,255,154,.22);
  background:rgba(69,255,154,.10);
  box-shadow: 0 0 26px rgba(69,255,154,.10);
}
.btn.primary:hover{background:rgba(69,255,154,.15); border-color:rgba(69,255,154,.34)}

.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.card{
  grid-column: span 6;
  padding:18px;
  border-radius:var(--radius);
  background: linear-gradient(180deg, rgba(10,18,28,.74), rgba(7,14,22,.56));
  border:1px solid rgba(102,217,255,.14);
}
.card h3{
  margin:0 0 10px;
  font-family:var(--mono);
  letter-spacing:.12em;
  font-size:14px;
  text-transform:uppercase;
}
.card p{margin:0; color:var(--muted); line-height:1.6}

.card .kv{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.kv span{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  color:rgba(231,242,255,.85);
  background:rgba(102,217,255,.06);
  border:1px solid rgba(102,217,255,.14);
  padding:6px 10px;
  border-radius:999px;
}

footer{
  padding:20px 0 32px;
  color:rgba(157,177,198,.75);
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.08em;
}
.footerRow{display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap}

hr.sep{border:0; height:1px; background: linear-gradient(90deg, transparent, rgba(102,217,255,.18), rgba(69,255,154,.12), transparent); margin:24px 0}

/* About page */
.pageTitle{
  font-family:var(--mono);
  letter-spacing:.14em;
  text-transform:uppercase;
  margin:0 0 8px;
}
.prose{
  padding:22px;
  border-radius:var(--radius);
  background: linear-gradient(180deg, rgba(10,18,28,.72), rgba(7,14,22,.58));
  border:1px solid rgba(102,217,255,.14);
}
.prose p{color:var(--muted); line-height:1.75; margin:0 0 12px}
.prose code{font-family:var(--mono); color:rgba(69,255,154,.95)}

.callout{
  margin-top:14px;
  padding:14px;
  border-radius:14px;
  background: rgba(255,204,102,.07);
  border:1px solid rgba(255,204,102,.18);
  color: rgba(231,242,255,.9);
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.06em;
}

@media (max-width: 860px){
  .card{grid-column: span 12}
  nav a{padding:10px 10px}
}