/* ==========================================================================
   Seattle Sim Center — Design Tokens
   ========================================================================== */
:root {
  --bg: #0a0e17;
  --bg-alt: #0d1220;
  --surface: #111827;
  --surface-2: #151d30;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --text: #eef1f7;
  --text-dim: #9aa4b8;
  --text-faint: #8088a0;

  --accent: #00ffff;
  --accent-2: #7c5cff;
  --accent-warm: #ff9f43;
  --accent-magenta: #ff2ee6;

  --gradient-brand: linear-gradient(135deg, var(--accent), var(--accent-2));
  --gradient-radial: radial-gradient(circle at 30% 20%, rgba(0, 255, 255, 0.18), transparent 60%);

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;

  --container: 1180px;
  --radius: 16px;
  --radius-sm: 10px;

  --shadow-glow: 0 0 40px rgba(0, 255, 255, 0.12);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  --announce-h: 56px;
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(90px + var(--announce-h)); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0; font-weight: 600; }
p { margin: 0; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* background grid overlay for tech feel */
.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-brand);
  color: #05070c;
  box-shadow: 0 8px 24px rgba(0, 255, 255, 0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0, 255, 255, 0.35); }
.btn-ghost {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.02);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn-outline {
  border-color: var(--border-strong);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ==========================================================================
   Announcement Bar (temporary — remove after Grand Opening)
   ========================================================================== */
.announce-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 110;
  height: var(--announce-h);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, rgba(255, 159, 67, 0.18), rgba(124, 92, 255, 0.18));
  border-bottom: 1px solid rgba(255, 159, 67, 0.35);
}
.announce-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 8px 16px;
}
.announce-icon { color: var(--accent-warm); flex-shrink: 0; }
.announce-bar p {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
}
.announce-bar strong {
  color: var(--accent-warm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 1.02rem;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: var(--announce-h); left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background 0.3s var(--ease), padding 0.3s var(--ease), border-color 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 12px 0;
  border-color: var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark { width: 28px; height: 28px; flex-shrink: 0; }
.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
}
.brand-accent { color: var(--accent); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
.main-nav a {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
  transition: color 0.2s;
}
.main-nav a:hover { color: var(--text); }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.main-nav a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 10px; }

.header-schedule { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }

.nav-cta-mobile { display: none; margin-top: 8px; text-align: center; }
.nav-schedule-mobile { display: none; }
.nav-schedule-mobile .external-hint { display: block; font-size: 0.72rem; color: var(--text-faint); font-weight: 400; margin-top: 2px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  margin: 0 auto;
  background: var(--text);
  transition: transform 0.25s var(--ease), opacity 0.2s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  padding: calc(168px + var(--announce-h)) 0 0;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 800px;
  background: var(--gradient-radial);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-bottom: 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.eyebrow-alt { color: var(--text-faint); }
.eyebrow-alt .dot { display: none; }

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.9rem);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1.08rem;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.hero-actions .btn-ghost svg { transition: transform 0.2s var(--ease); }
.hero-actions .btn-ghost:hover svg { transform: translateX(3px); }

/* HUD visual */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hud-panel {
  position: relative;
  width: min(420px, 100%);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(0, 255, 255, 0.06), transparent 70%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hud-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
}
.hud-ring-outer { inset: 0; animation: spin-slow 40s linear infinite; border-style: dashed; }
.hud-ring-mid { inset: 12%; border-color: rgba(0, 255, 255, 0.25); animation: spin-slow 30s linear infinite reverse; }
@keyframes spin-slow { to { transform: rotate(360deg); } }

.hud-crosshair { position: absolute; inset: 30%; }
.hud-crosshair span { position: absolute; background: var(--border-strong); }
.hud-crosshair span:nth-child(1) { top: 50%; left: 0; right: 0; height: 1px; }
.hud-crosshair span:nth-child(2) { left: 50%; top: 0; bottom: 0; width: 1px; }

.hud-plane {
  position: relative;
  width: 46%;
  filter: drop-shadow(0 0 14px rgba(0, 255, 255, 0.5));
  animation: float-plane 5s ease-in-out infinite;
}
@keyframes float-plane {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(2deg); }
}

.hud-readout {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-mono);
  padding: 8px 12px;
  background: rgba(10, 14, 23, 0.7);
  border: 1px solid var(--border);
  border-radius: 8px;
  backdrop-filter: blur(6px);
}
.hud-readout .label { font-size: 0.62rem; color: var(--text-faint); letter-spacing: 0.1em; }
.hud-readout .value { font-size: 0.95rem; color: var(--accent); font-weight: 500; }
.hud-readout .value small { color: var(--text-faint); font-size: 0.65rem; }
.hud-readout-1 { top: 8%; left: -6%; }
.hud-readout-2 { top: 8%; right: -6%; }
.hud-readout-3 { bottom: 8%; left: 50%; transform: translateX(-50%); }

.hud-scanline {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
}
.hud-scanline::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 40%;
  background: linear-gradient(to bottom, transparent, rgba(0, 255, 255, 0.08), transparent);
  animation: scan 4s linear infinite;
}
@keyframes scan {
  0% { top: -40%; }
  100% { top: 100%; }
}

/* marquee */
.hero-marquee {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
  overflow: hidden;
  padding: 18px 0;
}
.marquee-track {
  display: flex;
  width: max-content;
  gap: 48px;
  animation: marquee 30s linear infinite;
}
.marquee-track span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  white-space: nowrap;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================================================
   Sections (shared)
   ========================================================================== */
.section { position: relative; z-index: 1; padding: 120px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 640px; margin-bottom: 64px; }
.section-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); margin-bottom: 18px; letter-spacing: -0.01em; }

/* ==========================================================================
   Legal pages
   ========================================================================== */
.legal-title { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 18px; letter-spacing: -0.01em; }
.legal-content { max-width: 700px; }
.legal-content h2 {
  font-size: 1.25rem;
  margin-top: 44px;
  margin-bottom: 14px;
  color: var(--text);
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
.legal-content ul {
  margin: 0 0 16px;
  padding-left: 22px;
}
.legal-content li {
  list-style: disc;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 8px;
}
.legal-content strong { color: var(--text); font-weight: 600; }
.legal-content a { color: var(--accent); text-decoration: underline; }
.legal-content a:hover { color: var(--accent-2); }
.section-sub { color: var(--text-dim); font-size: 1.02rem; }
.br-desktop { display: block; }

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.12), rgba(124, 92, 255, 0.12));
  color: var(--accent);
  margin-bottom: 20px;
}

/* ==========================================================================
   Experience grid
   ========================================================================== */
.sim-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}
.sim-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.sim-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-glow);
}
.sim-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.sim-card-head .card-icon { margin-bottom: 0; }
.sim-badge {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: rgba(0, 255, 255, 0.1);
  padding: 5px 10px;
  border-radius: 999px;
}
.sim-card h3 { font-size: 1.3rem; margin-bottom: 6px; }
.sim-model { color: var(--text-dim); font-weight: 500; }
.sim-tagline { color: var(--text-dim); font-size: 0.92rem; margin-bottom: 22px; }
.sim-card .program-list { margin-bottom: 0; }

/* ==========================================================================
   About the Simulators (deep dive)
   ========================================================================== */
.deepdive-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  margin-bottom: 24px;
}
.deepdive-panel:last-child { margin-bottom: 0; }
.deepdive-head {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.deepdive-head .card-icon { margin-bottom: 0; flex-shrink: 0; }
.deepdive-head .sim-badge { display: inline-block; margin-bottom: 10px; }
.deepdive-head h3 { font-size: 1.4rem; margin-bottom: 6px; }
.deepdive-head .sim-tagline { margin-bottom: 0; }

.deepdive-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.deepdive-specs-3 { grid-template-columns: repeat(3, 1fr); }
.spec-group h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.spec-group ul { display: flex; flex-direction: column; gap: 10px; }
.spec-group li {
  font-size: 0.88rem;
  color: var(--text-dim);
  padding-left: 16px;
  position: relative;
}
.spec-group li::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--gradient-brand);
}

.deepdive-footer {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.deepdive-footer .deepdive-note { margin-bottom: 0; }

.deepdive-aircraft {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.deepdive-aircraft h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.deepdive-note { font-size: 0.85rem; color: var(--text-faint); margin-bottom: 18px; max-width: 720px; }
.deepdive-note-sub { margin-top: 16px; margin-bottom: 0; }
.deepdive-note-sub strong { color: var(--text-dim); font-weight: 600; }
.aircraft-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.aircraft-tags .tag {
  font-size: 0.82rem;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.experience-grid-support { margin-top: 0; }
.experience-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.experience-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-glow);
}
.experience-card-lg { grid-column: span 2; grid-row: span 1; }
.experience-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.experience-card p { color: var(--text-dim); font-size: 0.95rem; }

/* ==========================================================================
   Program list (shared bullet style — sim-cards, pricing cards)
   ========================================================================== */
.program-list { margin-bottom: 24px; flex: 1; }
.program-list li {
  font-size: 0.88rem;
  color: var(--text-dim);
  padding-left: 20px;
  position: relative;
  margin-bottom: 10px;
}
.program-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--gradient-brand);
}
/* ==========================================================================
   Horizon / Future
   ========================================================================== */
.horizon-section { position: relative; overflow: hidden; }
.horizon-glow {
  position: absolute;
  inset: 0 -10% auto -10%;
  height: 600px;
  background: radial-gradient(circle at 70% 20%, rgba(124, 92, 255, 0.16), transparent 60%);
  pointer-events: none;
}
.horizon-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.horizon-card {
  position: relative;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.horizon-card:hover { transform: translateY(-4px); }
.horizon-card.is-live { border-color: rgba(0, 255, 255, 0.35); }
.horizon-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.horizon-card p { color: var(--text-dim); font-size: 0.88rem; }
.horizon-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.status-live { background: rgba(0, 255, 255, 0.14); color: var(--accent); }
.status-future { background: rgba(255, 46, 230, 0.12); color: var(--accent-magenta); }

.horizon-cta {
  margin-top: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.horizon-cta p { font-size: 1.1rem; font-family: var(--font-display); }

/* ==========================================================================
   Pricing
   ========================================================================== */
.pricing-tier { margin-bottom: 44px; }
.pricing-tier:last-child { margin-bottom: 0; }
.pricing-tier-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
}
.pricing-tier-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.pricing-tier-heading .pricing-tier-label { margin-bottom: 0; }
.promo-badge {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--accent-warm);
  background: rgba(255, 159, 67, 0.12);
  border: 1px solid rgba(255, 159, 67, 0.3);
  padding: 4px 10px;
  border-radius: 999px;
}
.pricing-tier-note {
  font-size: 0.88rem;
  color: var(--text-dim);
  max-width: 620px;
  margin-bottom: 20px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  align-items: stretch;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s var(--ease);
}
.pricing-card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.price {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 24px;
}
.price span { display: block; font-family: var(--font-body); font-size: 0.8rem; font-weight: 400; color: var(--text-faint); margin-top: 4px; }
.pricing-card .program-list { margin-bottom: 28px; }

.instructor-note {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  max-width: 640px;
}
.instructor-note h3 { font-size: 1.15rem; margin-bottom: 10px; }
.instructor-note p { color: var(--text-dim); font-size: 0.95rem; }
.instructor-note a { color: var(--accent); text-decoration: underline; }
.instructor-note a:hover { color: var(--accent-2); }

/* ==========================================================================
   CTA Banner
   ========================================================================== */
.cta-banner {
  position: relative;
  z-index: 1;
  padding: 90px 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 255, 255, 0.14), transparent 60%),
    var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-banner-inner { text-align: center; }
.cta-banner h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 14px; }
.cta-banner p { color: var(--text-dim); margin-bottom: 32px; font-size: 1.05rem; }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.contact-details { margin: 32px 0; display: flex; flex-direction: column; gap: 20px; }
.contact-details li { display: flex; flex-direction: column; gap: 4px; font-size: 0.95rem; color: var(--text-dim); }
.contact-label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; color: var(--accent); }
.contact-details a:hover { color: var(--accent); }
.social-row { display: flex; gap: 12px; }
.social-icon {
  width: 38px; height: 38px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  transition: color 0.2s, border-color 0.2s;
}
.social-icon:hover { color: var(--accent); border-color: var(--accent); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  height: fit-content;
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  resize: vertical;
  transition: border-color 0.2s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--accent);
}
.form-row input:focus-visible,
.form-row select:focus-visible,
.form-row textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.form-note { margin-top: 14px; font-size: 0.85rem; color: var(--accent); min-height: 1.2em; }
.form-privacy { margin-top: 14px; font-size: 0.78rem; color: var(--text-faint); line-height: 1.5; }
.form-privacy a { color: var(--text-dim); text-decoration: underline; }
.form-privacy a:hover { color: var(--accent); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-nav a { font-size: 0.85rem; color: var(--text-dim); }
.footer-nav a:hover { color: var(--accent); }
.footer-copy { font-size: 0.8rem; color: var(--text-faint); }
.footer-copy a { color: var(--accent); font-weight: 500; }
.footer-copy a:hover { text-decoration: underline; }

/* back to top */
.back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), border-color 0.2s;
  z-index: 90;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { border-color: var(--accent); color: var(--accent); }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1080px) {
  .experience-grid { grid-template-columns: repeat(2, 1fr); }
  .experience-card-lg { grid-column: span 2; }
  .horizon-grid { grid-template-columns: repeat(2, 1fr); }
  .deepdive-specs { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 920px) {
  .main-nav {
    position: fixed;
    top: calc(64px + var(--announce-h));
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: rgba(10, 14, 23, 0.96);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  }
  .main-nav.nav-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .main-nav a { width: 100%; padding: 10px 12px; border-radius: 8px; }
  .main-nav a:hover { background: rgba(255, 255, 255, 0.04); }
  .main-nav a::after { display: none; }
  .nav-cta-mobile { display: flex; }
  .nav-schedule-mobile { display: block; }
  .header-cta { display: none; }
  .header-schedule { display: none; }
  .nav-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 12px; }
  .hud-panel { width: min(320px, 80%); margin: 0 auto; }
  .hero { padding-top: calc(128px + var(--announce-h)); }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .sim-grid { grid-template-columns: 1fr; }
  .experience-grid { grid-template-columns: 1fr; }
  .experience-card-lg { grid-column: span 1; }
  .horizon-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .deepdive-specs { grid-template-columns: 1fr; }
  .deepdive-head { flex-direction: column; }
  .deepdive-panel { padding: 28px 24px; }
  .section { padding: 80px 0; }
  .br-desktop { display: inline; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hud-readout { padding: 6px 9px; }
  .hud-readout .value { font-size: 0.82rem; }

  :root { --announce-h: 78px; }
  .announce-bar p { font-size: 0.8rem; }
  .announce-bar strong { font-size: 0.83rem; }
}