/* Blackreef: industrial, calm, minimal */

:root {
  --bg: #0b0f14;
  --bg2: #0f151d;
  --card: rgba(255, 255, 255, 0.04);
  --card2: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);
  --faint: rgba(255, 255, 255, 0.5);
  --line: rgba(255, 255, 255, 0.12);
  --accent: #a7b4c6; /* steel */
  --accent2: #d7dee8; /* lighter steel */
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --radius2: 18px;
  --max: 1120px;
  --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(--text);
  background:
    radial-gradient(900px 500px at 30% -10%, rgba(167, 180, 198, 0.14), transparent 65%),
    radial-gradient(800px 500px at 90% 10%, rgba(215, 222, 232, 0.10), transparent 70%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11, 15, 20, 0.72);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.12em;
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
}

.mark {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--accent2);
  background: rgba(255, 255, 255, 0.02);
}

.brand-name { color: var(--text); }

.nav {
  display: flex;
  gap: 18px;
  font-size: 13px;
  color: var(--muted);
}

.nav a {
  color: var(--muted);
  padding: 10px 8px;
  border-radius: 10px;
}
.nav a:hover {
  background: rgba(255, 255, 255, 0.03);
  text-decoration: none;
  color: var(--text);
}

.hero {
  padding: 64px 0 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 28px;
  align-items: start;
}

.eyebrow {
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
  margin: 0 0 14px;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
  max-width: 64ch;
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 18px 0 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 42px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: none;
  text-decoration: none;
}

.btn.primary {
  background: linear-gradient(180deg, rgba(215, 222, 232, 0.14), rgba(255, 255, 255, 0.02));
  color: var(--text);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
}

.btn:hover { text-decoration: none; border-color: rgba(255, 255, 255, 0.22); }

.hero-metrics {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.metric {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.02);
}

.metric-top {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.01em;
}

.metric-bottom {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.hero-panel .panel {
  border-radius: var(--radius2);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-title {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-body {
  padding: 14px;
}

pre {
  margin: 0;
  padding: 12px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: auto;
}

code { font-family: var(--mono); font-size: 12px; color: rgba(255, 255, 255, 0.82); }

.panel-footer {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line);
}

.pill {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid rgba(255, 255, 255, 0.10);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
}

.section {
  padding: 56px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.section.muted {
  background: rgba(255, 255, 255, 0.015);
}

.section-head h2 {
  margin: 0 0 10px;
  font-size: 28px;
  letter-spacing: -0.01em;
}

.section-head p {
  margin: 0 0 22px;
  color: var(--muted);
  max-width: 78ch;
  line-height: 1.6;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--card);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: 0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

.callout {
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius2);
  padding: 16px;
  background: linear-gradient(180deg, rgba(167, 180, 198, 0.08), rgba(255, 255, 255, 0.02));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.callout-title { font-weight: 800; letter-spacing: -0.01em; }
.callout-text { margin-top: 6px; color: var(--muted); line-height: 1.55; }

.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius2);
  padding: 16px;
  background: var(--card);
  max-width: 720px;
}

.contact-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.contact-row:last-child { border-bottom: none; }

.label { color: var(--faint); font-size: 13px; }
.value { color: var(--text); font-size: 14px; }

.fineprint {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 18px 0;
  background: rgba(0, 0, 0, 0.12);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.muted-text { color: var(--muted); }
.dot { color: var(--faint); margin: 0 10px; }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .callout { flex-direction: column; align-items: stretch; }
  .nav { display: none; } /* keep it clean; we can add a mobile menu later */
}