/**
 * P31 Technical Hub — unified ABOUT pages (BLUF + Observatory structure + hub “poppiness”).
 * Pair with hub-skin.css and a per-page :root { --accent: ... } override.
 */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap");

.hub-about-page {
  --void: #050505;
  --surface: rgba(255, 255, 255, 0.035);
  --surface2: rgba(255, 255, 255, 0.055);
  --coral: var(--hub-coral, #cc6247);
  --teal: #25897d;
  --cyan: #4db8a8;
  --cloud: var(--hub-cloud, #d8d6d0);
  --muted: #6b7280;
  --border: rgba(255, 255, 255, 0.06);
  --font: var(--hub-font-sans, "Inter", system-ui, sans-serif);
  --mono: var(--hub-font-mono, "Space Mono", ui-monospace, monospace);
  position: relative;
  min-height: 100%;
  background: var(--void);
  color: var(--cloud);
  font-family: var(--font);
  line-height: 1.6;
}

.hub-about-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 1;
  background-image:
    radial-gradient(ellipse 120% 80% at 50% -20%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 55%),
    radial-gradient(circle at 85% 20%, rgba(232, 99, 111, 0.06), transparent 40%),
    radial-gradient(circle at 10% 80%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 45%),
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 48px 48px, 48px 48px;
}

.hub-about-page > *:not(.hub-about-ambient) {
  position: relative;
  z-index: 1;
}

.hub-about-page a {
  color: var(--coral);
  text-decoration: none;
}
.hub-about-page a:hover {
  text-decoration: underline;
}

/* Nav — align with Astro hub */
.hub-about-page .nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(8, 8, 16, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.hub-about-page .nav-inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.hub-about-page .nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--cloud);
}
.hub-about-page .nav-brand:hover {
  text-decoration: none;
}
.hub-brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9999px;
  border: 1px solid rgba(232, 99, 111, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(232, 99, 111, 0.12);
}
.hub-brand-mark::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--hub-rose, #e8636f);
  box-shadow: 0 0 10px rgba(232, 99, 111, 0.55);
}
.hub-about-page .nav-brand-label {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.88;
}
.hub-about-page .nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.hub-about-page .nav-link {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}
.hub-about-page .nav-link:hover {
  color: var(--cloud);
  text-decoration: none;
}
.hub-about-page .nav-cta {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  background: rgba(232, 99, 111, 0.12);
  color: var(--hub-rose, #e8636f);
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid rgba(232, 99, 111, 0.35);
  text-decoration: none;
  transition: background 0.15s, box-shadow 0.15s;
  box-shadow: 0 0 0 1px rgba(232, 99, 111, 0.08);
}
.hub-about-page .nav-cta:hover {
  background: rgba(232, 99, 111, 0.2);
  text-decoration: none;
}

.hub-about-page .nav-links .hub-btn-donate {
  font-size: 11px;
  padding: 6px 14px;
  border-radius: 8px;
}

/* Fleet strip (populated by hub-about-boot.js) */
.about-fleet-wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 12px 24px 0;
}
.about-fleet-inner {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 14px 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
}
.about-fleet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.about-fleet-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}
.about-fleet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}
.about-fleet-dot.ok {
  background: #34d399;
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.55);
}
.about-fleet-dot.warn {
  background: #fbbf24;
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.45);
}
.about-fleet-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}
.about-fleet-ts {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.28);
  font-family: var(--mono);
}
.about-fleet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(104px, 1fr));
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
}
.about-fleet-chip {
  display: block;
  text-align: center;
  padding: 8px 6px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}
.about-fleet-chip:hover {
  border-color: rgba(232, 99, 111, 0.35);
  background: rgba(255, 255, 255, 0.04);
  text-decoration: none;
}
.about-fleet-chip-name {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.38);
  margin-bottom: 6px;
  word-break: break-all;
  line-height: 1.25;
}
.about-fleet-chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.2);
}
.about-fleet-chip-dot.up {
  background: #34d399;
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.45);
}
.about-fleet-chip-dot.down {
  background: #f87171;
  box-shadow: 0 0 6px rgba(248, 113, 113, 0.45);
}

.hub-about-page .container {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

/* Hero — BLUF: white headline, accent only in subtitle + glow */
.hub-about-page .hero {
  text-align: center;
  padding: 40px 0 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.hub-about-page .hero-mark {
  font-size: 52px;
  line-height: 1;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 28px color-mix(in srgb, var(--accent) 45%, transparent));
}
.hub-about-page .hero h1 {
  font-size: clamp(1.65rem, 4.5vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: none;
  font-family: var(--font);
  color: #fff;
  margin-bottom: 8px;
  text-shadow: 0 0 48px color-mix(in srgb, var(--accent) 15%, transparent);
}
.hub-about-page .hero .subtitle {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 600;
}
.hub-about-page .hero .tagline {
  font-size: 17px;
  color: rgba(216, 214, 208, 0.88);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
}
.hub-about-page .hero .badge {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  letter-spacing: 0.06em;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}

.hub-about-page .cta-wrap {
  text-align: center;
  margin: 32px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hub-about-page .cta-btn {
  display: inline-block;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 92%, #000),
    color-mix(in srgb, var(--accent) 75%, #0a0a12)
  );
  color: var(--void);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 13px 36px;
  border-radius: 8px;
  text-decoration: none;
  transition: filter 0.15s, box-shadow 0.15s;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent), 0 12px 40px rgba(0, 0, 0, 0.45);
}
.hub-about-page .cta-btn:hover {
  filter: brightness(1.08);
  text-decoration: none;
}
.hub-about-page .cta-secondary {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}
.hub-about-page .cta-secondary:hover {
  color: var(--cloud);
  text-decoration: none;
}

.hub-about-page h2 {
  font-size: 10px;
  font-family: var(--mono);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 36px 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.hub-about-page p {
  font-size: 15px;
  color: rgba(216, 214, 208, 0.84);
  margin-bottom: 14px;
  line-height: 1.7;
}

.hub-about-page .stack {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin: 4px 0 32px;
}
.hub-about-page .stack th {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.hub-about-page .stack td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  vertical-align: top;
}
.hub-about-page .stack td:first-child {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  white-space: nowrap;
  width: 100px;
}
.hub-about-page .stack tr:last-child td {
  border-bottom: none;
}
.hub-about-page .stack tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.hub-about-page .footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--muted);
}
.hub-about-page .footer a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}
.hub-about-page .footer a:hover {
  color: var(--cloud);
  text-decoration: none;
}
.hub-about-page .footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.hub-about-page .detail-grid {
  display: grid;
  gap: 20px;
  margin: 28px 0;
}
@media (min-width: 640px) {
  .hub-about-page .detail-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.hub-about-page .detail-card {
  background: var(--surface2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 20px 22px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.32);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.hub-about-page .detail-card:hover {
  border-color: color-mix(in srgb, var(--accent) 28%, rgba(255, 255, 255, 0.08));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent), 0 20px 56px rgba(0, 0, 0, 0.38);
}
.hub-about-page .detail-card h3 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
  border: none;
  padding: 0;
}
.hub-about-page .detail-card p {
  font-size: 14px;
  margin-bottom: 10px;
}
.hub-about-page .detail-card p:last-child {
  margin-bottom: 0;
}
.hub-about-page .detail-card ul {
  margin: 0;
  padding-left: 18px;
  color: rgba(216, 214, 208, 0.88);
  font-size: 14px;
  line-height: 1.65;
}
.hub-about-page .detail-card li {
  margin-bottom: 8px;
}

.hub-about-page .callout-p31 {
  font-size: 13px;
  color: rgba(216, 214, 208, 0.78);
  border-left: 3px solid var(--teal);
  padding: 14px 18px;
  margin: 28px 0;
  background: rgba(37, 137, 125, 0.09);
  border-radius: 0 12px 12px 0;
  line-height: 1.65;
}
.hub-about-page .callout-p31 a {
  color: var(--cyan);
}