:root {
  --navy: #0B1F33;
  --navy-2: #14324d;
  --gold: #C9A227;
  --gold-soft: #e6d08a;
  --paper: #f4efe3;
  --card: #fffdf8;
  --ink: #122433;
  --muted: #5a6874;
  --line: #d9d0ba;
  --code-bg: #0B1F33;
  --code-fg: #f4efe3;
  --shadow: 0 18px 40px rgba(11, 31, 51, 0.12);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 420px at 10% -10%, rgba(201, 162, 39, 0.16), transparent 55%),
    linear-gradient(180deg, #f7f3ea 0%, var(--paper) 220px);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  line-height: 1.65;
}

.sans, nav, table, .btn, .kicker, footer {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

a {
  color: var(--navy);
  text-decoration-color: var(--gold);
  text-underline-offset: 0.18em;
}

a:hover { color: #081524; }

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1.4rem;
  background: rgba(11, 31, 51, 0.96);
  color: #fff;
  border-bottom: 3px solid var(--gold);
  backdrop-filter: blur(8px);
}

.nav a { color: #fff; text-decoration: none; }
.nav .links { display: flex; gap: 1.1rem; font-size: 0.92rem; letter-spacing: 0.02em; }
.nav .links a:hover { color: var(--gold-soft); }
.nav .brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}
.nav img { width: 32px; height: 32px; }

.hero {
  max-width: 980px;
  margin: 0 auto;
  padding: 3.2rem 1.4rem 1.4rem;
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1.4rem;
  align-items: center;
}

.hero img {
  width: 96px;
  height: 96px;
  filter: drop-shadow(0 10px 18px rgba(11, 31, 51, 0.25));
}

.kicker {
  margin: 0 0 0.35rem;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.12;
  color: var(--navy);
}

.lede {
  margin: 0.7rem 0 0;
  max-width: 62ch;
  font-size: 1.15rem;
  color: var(--muted);
}

.badges { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1rem; }
.badge {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border: 1px solid var(--gold);
  color: var(--navy);
  background: rgba(201, 162, 39, 0.12);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  border-radius: 999px;
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.4rem 4rem;
}

section {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem 1.6rem 1.35rem;
  margin: 1.1rem 0;
  box-shadow: var(--shadow);
}

h2 {
  margin: 0 0 0.7rem;
  color: var(--navy);
  font-size: 1.35rem;
  padding-bottom: 0.45rem;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
}

h3 { color: var(--navy-2); margin: 1.1rem 0 0.4rem; }

p { margin: 0.55rem 0; }

ul, ol { margin: 0.4rem 0 0.7rem; padding-left: 1.2rem; }

pre, code, kbd {
  font-family: "Cascadia Code", Consolas, "Courier New", monospace;
}

code, kbd {
  background: #efe8d6;
  padding: 0.08em 0.38em;
  border-radius: 4px;
  font-size: 0.92em;
}

pre {
  background: var(--code-bg);
  color: var(--code-fg);
  padding: 1rem 1.1rem;
  overflow-x: auto;
  border-radius: 10px;
  border-left: 5px solid var(--gold);
  font-size: 0.9rem;
  line-height: 1.5;
}

pre code { background: transparent; color: inherit; padding: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.7rem 0 0.2rem;
  font-size: 0.95rem;
}

th, td {
  text-align: left;
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--navy);
  background: #f3ead3;
  font-weight: 700;
}

.callout {
  background: #0B1F33;
  color: #f7f3ea;
  border-radius: 12px;
  padding: 1rem 1.15rem;
  margin: 0.9rem 0 0.2rem;
}
.callout strong { color: var(--gold-soft); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.ok { color: #1d6b3a; font-weight: 700; }
.fail { color: #9b2c2c; font-weight: 700; }

footer {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.4rem 2.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 760px) {
  .hero, .grid-2 { grid-template-columns: 1fr; }
  .nav { flex-direction: column; align-items: flex-start; }
}