:root{
  color-scheme:dark;
  --bg:#050609;
  --bg2:#0c111a;
  --panel:#111722;
  --panel2:#172233;
  --ink:#f5f7fb;
  --muted:#bbc7d6;
  --line:#2c3b52;
  --accent:#7fd7ff;
  --accent2:#b48cff;
  --warn:#ffd37b;
  --good:#a7ffb5;
  --danger:#ff9ea8;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(circle at 12% 0%, rgba(127,215,255,.18), transparent 30%),
    radial-gradient(circle at 90% 5%, rgba(180,140,255,.16), transparent 32%),
    linear-gradient(180deg,var(--bg2),var(--bg));
  color:var(--ink);
  line-height:1.62;
}
a{color:var(--accent);font-weight:700;text-decoration-thickness:.08em;text-underline-offset:.18em}
a:hover{color:#d7f5ff}
header{
  border-bottom:1px solid var(--line);
  background:rgba(5,6,9,.76);
  backdrop-filter:blur(12px);
  position:sticky;
  top:0;
  z-index:5;
}
nav{
  max-width:var(--max);
  margin:0 auto;
  padding:12px 18px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  align-items:center;
}
nav a{
  color:var(--muted);
  text-decoration:none;
  font-size:.92rem;
  padding:7px 9px;
  border-radius:999px;
}
nav a:hover{background:rgba(127,215,255,.12);color:var(--ink)}
main{
  max-width:var(--max);
  margin:0 auto;
  padding:36px 18px 80px;
}
.hero{
  padding:46px 28px;
  border:1px solid var(--line);
  border-radius:28px;
  background:
    linear-gradient(135deg, rgba(127,215,255,.13), rgba(180,140,255,.09)),
    rgba(17,23,34,.92);
  box-shadow:0 24px 70px rgba(0,0,0,.42);
}
h1{
  font-size:clamp(2.2rem,5.5vw,5.2rem);
  line-height:.98;
  letter-spacing:-.055em;
  margin:0 0 18px;
}
h2{
  font-size:clamp(1.5rem,3vw,2.6rem);
  line-height:1.1;
  margin:0 0 14px;
  letter-spacing:-.025em;
}
h3{color:var(--accent);margin-bottom:.25rem}
p{margin:0 0 1rem}
.lede{font-size:clamp(1.05rem,2vw,1.38rem);color:#e8eef7;max-width:900px}
.small{color:var(--muted);font-size:.95rem}
.card{
  margin:22px 0;
  padding:26px;
  border:1px solid var(--line);
  border-radius:22px;
  background:rgba(17,23,34,.91);
  box-shadow:0 12px 34px rgba(0,0,0,.26);
}
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:16px;
}
.tile{
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(23,34,51,.78);
  padding:18px;
}
.warning{border-color:rgba(255,211,123,.5);background:rgba(70,50,10,.25)}
.good{border-color:rgba(167,255,181,.45);background:rgba(8,54,26,.22)}
.danger{border-color:rgba(255,158,168,.45);background:rgba(76,20,30,.24)}
pre,code{
  background:#05070b;
  border:1px solid #243247;
  border-radius:13px;
  color:#e9f4ff;
}
pre{
  padding:16px;
  overflow:auto;
}
code{padding:.12em .35em}
table{
  width:100%;
  border-collapse:collapse;
  margin:16px 0 4px;
  font-size:.94rem;
}
th,td{
  border:1px solid var(--line);
  padding:10px 11px;
  vertical-align:top;
}
th{background:rgba(127,215,255,.1);color:#eaf8ff}
tr:nth-child(even) td{background:rgba(255,255,255,.025)}
.kicker{
  text-transform:uppercase;
  letter-spacing:.16em;
  color:var(--accent);
  font-weight:800;
  font-size:.82rem;
}
.quote{
  font-size:1.18rem;
  border-left:4px solid var(--accent);
  padding-left:16px;
  color:#f3f9ff;
}
footer{
  max-width:var(--max);
  margin:0 auto;
  padding:30px 18px 70px;
  color:var(--muted);
}
hr{border:none;border-top:1px solid var(--line);margin:28px 0}
ul{padding-left:1.25rem}
li{margin:.28rem 0}
.badge{
  display:inline-block;
  border:1px solid var(--line);
  background:rgba(127,215,255,.08);
  color:#dff6ff;
  border-radius:999px;
  padding:4px 9px;
  margin:3px 4px 3px 0;
  font-size:.86rem;
}
@media print{
  header{position:static}
  body{background:white;color:#111}
  .card,.hero,.tile{box-shadow:none;background:white;color:#111;border-color:#aaa}
  a{color:#0645ad}
}