/* BlackMoon Nexus — S3 company site layer */
:root {
  --bg: #050508;
  --bg-elev: #0c0e14;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --accent: #8b5cf6;
  --accent-2: #4f46e5;
  --line: rgba(255, 255, 255, 0.08);
  --ok: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --brand-gradient: linear-gradient(135deg, #8b5cf6 0%, #4f46e5 100%);
  --font-display: "Syne", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --font: var(--font-body);
  --mono: var(--font-mono);
  --max: 1120px;
}

body.s3-company {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
}

.s3-company .logo-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.s3-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 90% 55% at 50% -10%, rgba(139, 92, 246, 0.22), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 30%, rgba(34, 211, 238, 0.06), transparent 50%),
    radial-gradient(ellipse 45% 35% at 10% 70%, rgba(79, 70, 229, 0.1), transparent 55%),
    linear-gradient(180deg, #050508 0%, #07080f 50%, #050508 100%);
}

.s3-mesh::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 20%, transparent 75%);
}

.s3-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(5, 5, 8, 0.78);
  border-bottom: 1px solid var(--line);
}

.s3-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.9rem 0;
  min-height: 3.5rem;
}

.s3-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.15rem;
  align-items: center;
  font-size: 0.92rem;
}

.s3-nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.s3-nav a:hover,
.s3-nav a[aria-current="page"] {
  color: var(--text);
}

.s3-hero {
  position: relative;
  z-index: 1;
  min-height: min(92vh, 820px);
  display: flex;
  align-items: flex-end;
  padding: clamp(4.5rem, 12vh, 7rem) 0 clamp(3rem, 8vh, 5rem);
  overflow: hidden;
}

.s3-hero-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  max-width: 44rem;
  animation: s3HeroIn 0.55s ease-out both;
}

@keyframes s3HeroIn {
  from { opacity: 0; transform: translateY(12px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

.s3-brand-mark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin: 0 0 1.1rem;
}

.s3-brand-mark .accent {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.s3-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin: 0 0 0.85rem;
  color: var(--text);
}

.s3-hero-lead {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 36rem;
}

.s3-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.s3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.s3-btn-primary {
  background: var(--brand-gradient);
  color: #fff;
}

.s3-btn-primary:hover { filter: brightness(1.08); }

.s3-btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.s3-btn-ghost:hover { border-color: rgba(255, 255, 255, 0.22); }

.s3-live-strip {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(12, 14, 20, 0.72);
}

.s3-live-strip-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  padding: 0.85rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: center;
}

.s3-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.35rem 0.55rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.s3-chip-label { color: var(--muted); }
.s3-chip-value { color: var(--text); letter-spacing: 0; text-transform: none; font-size: 0.78rem; }

.s3-chip.tone-ok { border-color: rgba(52, 211, 153, 0.35); }
.s3-chip.tone-ok .s3-chip-value { color: var(--ok); }
.s3-chip.tone-warn { border-color: rgba(251, 191, 36, 0.35); }
.s3-chip.tone-warn .s3-chip-value { color: var(--warn); }
.s3-chip.tone-bad { border-color: rgba(248, 113, 113, 0.4); }
.s3-chip.tone-bad .s3-chip-value { color: var(--bad); }
.s3-chip.tone-muted .s3-chip-value { color: var(--muted); }

.s3-chip.pulse-fresh .s3-chip-value {
  animation: s3Pulse 1.8s ease-in-out infinite;
}

@keyframes s3Pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.65; }
}

.s3-section {
  position: relative;
  z-index: 1;
  padding: clamp(3.5rem, 8vh, 5.5rem) 0;
}

.s3-section-alt {
  background: linear-gradient(180deg, transparent, rgba(12, 14, 20, 0.55), transparent);
}

.s3-section .container,
.s3-container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.s3-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.65rem;
}

.s3-section h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.65rem;
}

.s3-section-lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  max-width: 38rem;
}

.s3-module-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.s3-module {
  display: grid;
  grid-template-columns: minmax(8rem, 14rem) 1fr;
  gap: 1rem 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.s3-module h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.s3-module p {
  margin: 0;
  color: var(--muted);
}

.s3-metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1rem;
}

.s3-metric {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.s3-metric .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.35rem;
}

.s3-metric .value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  margin: 0;
}

.s3-metric .hint {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.s3-feed {
  display: grid;
  gap: 0.85rem;
}

.s3-feed-item {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.s3-feed-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-family: var(--font-display);
}

.s3-feed-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.s3-cta {
  text-align: left;
}

.s3-cta form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
  max-width: 32rem;
}

.s3-cta input[type="email"] {
  flex: 1 1 14rem;
  min-width: 12rem;
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
}

.s3-cta input[type="email"]:focus {
  outline: 1px solid rgba(139, 92, 246, 0.55);
  border-color: rgba(139, 92, 246, 0.45);
}

.s3-note {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.s3-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 2.5rem 0 2rem;
  margin-top: 1rem;
}

.s3-footer-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: grid;
  gap: 1.5rem;
}

.s3-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
}

.s3-footer-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.s3-footer-nav a:hover { color: var(--text); }

.s3-footer-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.s3-page-hero {
  padding: 4rem 0 2rem;
  position: relative;
  z-index: 1;
}

.s3-page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.035em;
  margin: 0 0 0.75rem;
}

.s3-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.s3-reveal.is-in {
  opacity: 1;
  transform: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 720px) {
  .s3-nav { display: none; }
  .s3-module { grid-template-columns: 1fr; gap: 0.35rem; }
  .s3-hero { min-height: auto; align-items: flex-start; padding-top: 3.5rem; }
}