/* Blackwind LLC — single stylesheet for the static site. */
:root {
  --bg: #0a0a0a;
  --bg-2: #111;
  --fg: #f2f2f2;
  --text: #cfcfcf;
  --muted: #8d8d8d;
  --line: #1f1f1f;
  --accent: #7ba6cf;
  --accent-rgb: 123, 166, 207;
  --max: 64rem;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 1.0625rem/1.65 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--fg); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; justify-content: space-between; align-items: center; height: 4.5rem; }
.wordmark { font-weight: 800; letter-spacing: 0.34em; text-decoration: none; font-size: 0.95rem; }
nav { display: flex; gap: 1.75rem; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
nav a:hover { color: var(--fg); }

main { flex: 1; }

/* Hero */
.hero {
  padding: 7rem 0 6rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(60rem 30rem at 85% -10%, rgba(var(--accent-rgb), 0.12), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}
.eyebrow {
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin: 0 0 1.5rem;
}
h1 {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 750;
  margin: 0 0 1.5rem;
}
.lede { font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--text); max-width: 36rem; margin: 0 0 2.5rem; }
.button {
  display: inline-block;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.85rem 1.6rem;
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: background 0.15s, color 0.15s;
}
.button:hover { background: var(--accent); color: var(--bg); }

/* Pillars */
.pillars { padding: 4rem 0; border-bottom: 1px solid var(--line); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
h3 { font-size: 1rem; margin: 0 0 0.5rem; font-weight: 650; }
.pillars h3::before {
  content: "";
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--accent);
  margin-bottom: 1rem;
}
.pillars p { color: var(--muted); margin: 0; font-size: 0.975rem; }

/* Sections */
.section { padding: 4.5rem 0; border-bottom: 1px solid var(--line); }
.section:last-child { border-bottom: 0; }
h2 {
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 1.75rem;
}
.section p { color: var(--text); max-width: 40rem; margin: 0; }

.brand {
  display: block;
  max-width: 40rem;
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 2.25rem;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}
.brand:hover { border-color: var(--accent); transform: translateY(-2px); }
.brand img { height: 36px; width: auto; display: block; margin-bottom: 1.25rem; }
.brand p { color: var(--muted); }
.brand .go {
  display: inline-block;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-top: 1.25rem;
}

dl { margin: 0; display: grid; grid-template-columns: 9rem 1fr; gap: 0.75rem 1.5rem; max-width: 40rem; }
dt { color: var(--muted); }
dd { margin: 0; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 2rem 0; color: var(--muted); font-size: 0.875rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; justify-content: space-between; }
footer a { color: var(--muted); }

/* Text pages (privacy, 404) */
.page { padding: 5rem 0; }
.page .wrap { max-width: 46rem; }
.page h1 { font-size: clamp(2rem, 5vw, 3rem); }
.page h2 { margin-top: 2.75rem; margin-bottom: 0.75rem; }
.page p { color: var(--text); }

@media (max-width: 720px) {
  nav { gap: 1.1rem; }
  .hero { padding: 4.5rem 0 4rem; }
  .grid-3 { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 480px) {
  nav { display: none; }
  dl { grid-template-columns: 1fr; gap: 0.15rem; }
  dd { margin-bottom: 0.75rem; }
  .brand { padding: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .brand, .button { transition: none; }
  .brand:hover { transform: none; }
}

/* Contact form */
.contact-form { max-width: 40rem; margin-top: 2rem; display: grid; gap: 1.25rem; }
.contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.contact-form label { display: grid; gap: 0.4rem; color: var(--muted); font-size: 0.875rem; }
.contact-form .opt { color: #5f5f5f; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid #2a2a2a;
  color: var(--fg);
  font: inherit;
  font-size: 1rem;
  padding: 0.75rem 0.85rem;
  border-radius: 0;
}
.contact-form input, .contact-form select { height: 3rem; padding-top: 0; padding-bottom: 0; }
.contact-form textarea { resize: vertical; min-height: 9rem; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.contact-form .button { justify-self: start; background: transparent; cursor: pointer; font-family: inherit; }
.contact-form .hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-note { color: var(--muted); }
@media (max-width: 600px) { .contact-form .row { grid-template-columns: 1fr; } }