/* =======================================================================
   MACHINE GNOSTICS — ASTROPHYSICS SCI-FI IMMERSIVE THEME
   Inspired by: gravitational lensing, space-time curvature, thermodynamic
   entropy, photon paths, Riemannian geometry, quantum fields, nebulae.
   Colors: Teal #00d4aa | Cyan #00e5ff | Green #00e676 | Void #020c0f
   ======================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* ── 0. Custom Properties ─────────────────────────────────────────────── */
:root {
  --space-void:    #020c0f;
  --space-deep:    #030e14;
  --space-mid:     #041219;
  --teal:          #00d4aa;
  --teal-glow:     #00ffcc;
  --teal-dim:      #00624f;
  --cyan:          #00e5ff;
  --cyan-glow:     #84ffff;
  --green:         #00e676;
  --green-glow:    #69f0ae;
  --glass-bg:      rgba(3, 18, 26, 0.75);
  --glass-border:  rgba(0, 212, 170, 0.22);
  --glow-teal:     0 0 16px rgba(0,212,170,0.45), 0 0 40px rgba(0,212,170,0.18);
  --glow-cyan:     0 0 16px rgba(0,229,255,0.45), 0 0 40px rgba(0,229,255,0.18);
  --glow-text:     0 0 8px rgba(0,212,170,0.8),  0 0 22px rgba(0,212,170,0.4);
  --font-mono:     'Space Mono', 'JetBrains Mono', monospace;
}

/* ── 1. Force Deep Space Background on Dark Mode ─────────────────────── */
[data-md-color-scheme="slate"],
[data-md-color-scheme="slate"] body,
[data-md-color-scheme="slate"] .md-main,
[data-md-color-scheme="slate"] .md-container,
[data-md-color-scheme="slate"] .md-content,
[data-md-color-scheme="slate"] .md-content__inner {
  background: var(--space-void) !important;
  background-color: var(--space-void) !important;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color:          #020c0f !important;
  --md-default-bg-color--light:   #041219 !important;
  --md-default-bg-color--lighter: #051821 !important;
  --md-default-fg-color:          rgba(195, 245, 238, 0.92);
  --md-default-fg-color--light:   rgba(155, 215, 208, 0.72);
  --md-default-fg-color--lighter: rgba(110, 185, 178, 0.50);
  --md-primary-fg-color:          #00d4aa !important;
  --md-primary-fg-color--light:   #00b894 !important;
  --md-accent-fg-color:           #00e5ff !important;
  --md-typeset-a-color:           #00d4aa !important;
  --md-code-bg-color:             rgba(3, 18, 26, 0.88);
  --md-code-fg-color:             #84ffff;
}

/* ── 1b. Canvas visibility ────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-web-canvas {
  opacity: 1;
}

/* ── 2. Animated Nebula Background (CSS layers) ───────────────────────── */
[data-md-color-scheme="slate"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -10;
  pointer-events: none;
  background:
    radial-gradient(ellipse 75% 55% at 12% 18%,  rgba(0,212,170,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 55% 75% at 88% 78%,  rgba(0,229,255,0.06) 0%, transparent 55%),
    radial-gradient(ellipse 45% 35% at 58%  8%,  rgba(0,230,118,0.04) 0%, transparent 50%),
    radial-gradient(ellipse 38% 55% at 92% 32%,  rgba(0,150,180,0.05) 0%, transparent 45%),
    var(--space-void);
}

[data-md-color-scheme="slate"] body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -9;
  pointer-events: none;
  background:
    radial-gradient(ellipse 28% 18% at 28% 72%, rgba(0,212,170,0.045) 0%, transparent 70%),
    radial-gradient(ellipse 22% 32% at 72% 38%, rgba(0,229,255,0.035) 0%, transparent 70%);
  animation: nebula-drift 28s ease-in-out infinite alternate;
}

@keyframes nebula-drift {
  0%   { transform: translate(0, 0)      scale(1);    opacity: 0.6; }
  33%  { transform: translate(2%, 1.5%)  scale(1.04); opacity: 0.9; }
  66%  { transform: translate(-1.5%, 2%) scale(0.97); opacity: 0.7; }
  100% { transform: translate(1.5%, -1%) scale(1.03); opacity: 0.85; }
}

/* ── 3. Header — Deep Space Station ──────────────────────────────────── */
[data-md-color-scheme="slate"] .md-header {
  background: rgba(0, 148, 133, 0.96) !important;
  backdrop-filter: blur(18px) saturate(1.3) !important;
  -webkit-backdrop-filter: blur(18px) saturate(1.3) !important;
  border-bottom: 1px solid rgba(0,255,200,0.22) !important;
  box-shadow: 0 2px 28px rgba(0,0,0,0.45), 0 0 24px rgba(0,212,170,0.18) !important;
}

[data-md-color-scheme="slate"] .md-header__title {
  color: rgba(255,255,255,0.96) !important;
  text-shadow: 0 1px 6px rgba(0,0,0,0.35);
}

[data-md-color-scheme="slate"] .md-header__button,
[data-md-color-scheme="slate"] .md-header .md-icon {
  color: rgba(255,255,255,0.92) !important;
}

[data-md-color-scheme="slate"] .md-header__button:hover,
[data-md-color-scheme="slate"] .md-header .md-icon:hover {
  color: #ffffff !important;
  opacity: 1 !important;
}
[data-md-color-scheme="slate"] .md-source,
[data-md-color-scheme="slate"] .md-source__icon,
[data-md-color-scheme="slate"] .md-source__repository,
[data-md-color-scheme="slate"] .md-header__source .md-icon {
  color: rgba(255,255,255,0.88) !important;
  fill: rgba(255,255,255,0.88) !important;
}
[data-md-color-scheme="slate"] .md-source:hover,
[data-md-color-scheme="slate"] .md-source:hover .md-source__icon,
[data-md-color-scheme="slate"] .md-source:hover .md-source__repository {
  color: #ffffff !important;
  fill: #ffffff !important;
  opacity: 1 !important;
}

/* ── 4. Footer ────────────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-footer {
  background: transparent !important;
  border-top: 1px solid rgba(0,212,170,0.14) !important;
  color: rgba(175, 230, 222, 0.85) !important;
  position: relative !important;
  z-index: 1 !important;
}
[data-md-color-scheme="slate"] .md-footer-meta,
[data-md-color-scheme="slate"] .md-footer__inner,
[data-md-color-scheme="slate"] .md-footer-meta__inner {
  color: rgba(155, 215, 208, 0.80) !important;
}
[data-md-color-scheme="slate"] .md-footer__title,
[data-md-color-scheme="slate"] .md-footer__direction {
  color: rgba(195, 245, 238, 0.92) !important;
}
[data-md-color-scheme="slate"] .md-footer__link {
  color: rgba(155, 215, 208, 0.78) !important;
  opacity: 1 !important;
}
[data-md-color-scheme="slate"] .md-footer__link:hover {
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .md-footer-meta a,
[data-md-color-scheme="slate"] .md-footer-meta__inner a {
  color: rgba(0, 212, 170, 0.80) !important;
}
[data-md-color-scheme="slate"] .md-footer-meta a:hover {
  color: var(--teal-glow) !important;
}

/* ── 4b. Custom Footer Grid (dark) ────────────────────────────────── */
[data-md-color-scheme="slate"] .gn-footer-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem 2rem;
}
[data-md-color-scheme="slate"] .gn-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
@media (max-width: 900px) {
  [data-md-color-scheme="slate"] .gn-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 540px) {
  [data-md-color-scheme="slate"] .gn-footer-grid {
    grid-template-columns: 1fr;
  }
}
[data-md-color-scheme="slate"] .gn-footer-logo-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}
[data-md-color-scheme="slate"] .gn-footer-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: drop-shadow(0 0 6px rgba(0,212,170,0.45));
}
[data-md-color-scheme="slate"] .gn-footer-site-name {
  font-family: var(--font-mono);
  font-size: 0.7875rem;
  font-weight: 700;
  color: var(--teal) !important;
  letter-spacing: 0.03em;
  text-shadow: var(--glow-text);
}
[data-md-color-scheme="slate"] .gn-footer-tagline {
  font-size: 0.615rem;
  line-height: 1.65;
  color: rgba(155, 215, 208, 0.72) !important;
  margin-bottom: 1.1rem;
  max-width: 280px;
}
[data-md-color-scheme="slate"] .gn-footer-social {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}
[data-md-color-scheme="slate"] .gn-footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(0,212,170,0.08);
  border: 1px solid rgba(0,212,170,0.18);
  color: rgba(0,212,170,0.80) !important;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
[data-md-color-scheme="slate"] .gn-footer-social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}
[data-md-color-scheme="slate"] .gn-footer-social-link:hover {
  background: rgba(0,212,170,0.18);
  border-color: var(--teal);
  box-shadow: 0 0 12px rgba(0,212,170,0.28);
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .gn-footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--teal) !important;
  margin: 0 0 0.9rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(0,212,170,0.18);
}
[data-md-color-scheme="slate"] .gn-footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
[data-md-color-scheme="slate"] .gn-footer-links li {
  margin-bottom: 0.45rem;
}
[data-md-color-scheme="slate"] .gn-footer-links a {
  font-size: 0.63rem;
  color: rgba(155, 215, 208, 0.78) !important;
  text-decoration: none;
  transition: color 0.15s;
}
[data-md-color-scheme="slate"] .gn-footer-links a:hover {
  color: var(--teal) !important;
  text-shadow: 0 0 8px rgba(0,212,170,0.40);
}
[data-md-color-scheme="slate"] .gn-footer-bottom {
  border-top: 1px solid rgba(0,212,170,0.12);
  padding: 1rem 2rem;
}
[data-md-color-scheme="slate"] .gn-footer-bottom-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
[data-md-color-scheme="slate"] .gn-footer-copy {
  font-size: 0.585rem;
  color: rgba(120, 185, 178, 0.70) !important;
}
[data-md-color-scheme="slate"] .gn-footer-copy a {
  color: rgba(0,212,170,0.80) !important;
  text-decoration: none;
}
[data-md-color-scheme="slate"] .gn-footer-bottom-links {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}
[data-md-color-scheme="slate"] .gn-footer-bottom-links a {
  font-size: 0.585rem;
  color: rgba(120, 185, 178, 0.70) !important;
  text-decoration: none;
  transition: color 0.15s;
}
[data-md-color-scheme="slate"] .gn-footer-bottom-links a:hover {
  color: var(--teal) !important;
}

/* ── 5. Typography — Cosmic Gradient Headings ─────────────────────────── */
[data-md-color-scheme="slate"] .md-typeset h1 {
  background: linear-gradient(135deg, #00ffcc 0%, #00d4aa 30%, #00e5ff 65%, #69f0ae 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 14px rgba(0,212,170,0.45));
  animation: cosmic-glow 5s ease-in-out infinite alternate;
}

[data-md-color-scheme="slate"] .md-typeset h2 {
  color: rgba(175,238,232,0.92);
  border-bottom: 1px solid rgba(0,212,170,0.2);
  padding-bottom: 0.3em;
}

[data-md-color-scheme="slate"] .md-typeset h3 {
  color: rgba(140,218,210,0.88);
}

@keyframes cosmic-glow {
  from { filter: drop-shadow(0 0 12px rgba(0,212,170,0.4)); }
  to   { filter: drop-shadow(0 0 28px rgba(0,229,255,0.6)) drop-shadow(0 0 55px rgba(0,212,170,0.22)); }
}

/* ── 6. Announce Banner — Telemetry Bar ──────────────────────────────── */
[data-md-color-scheme="slate"] [data-md-component="announce"] {
  position: relative !important;
  z-index: 5 !important;
}
[data-md-color-scheme="slate"] .md-banner {
  background: transparent !important;
  border-bottom: 1px solid rgba(0,212,170,0.15) !important;
  color: var(--teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.06em;
  position: relative !important;
  z-index: 5 !important;
}
[data-md-color-scheme="slate"] .md-banner a {
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .md-banner a:hover {
  color: var(--teal-glow) !important;
  opacity: 1 !important;
}
[data-md-color-scheme="slate"] .md-banner .twemoji,
[data-md-color-scheme="slate"] .md-banner a .twemoji {
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .md-banner .twemoji svg,
[data-md-color-scheme="slate"] .md-banner .twemoji svg path,
[data-md-color-scheme="slate"] .md-banner a svg,
[data-md-color-scheme="slate"] .md-banner a svg path {
  fill: var(--teal) !important;
  color: var(--teal) !important;
}

/* ── 7. Hero Section — Event Horizon ─────────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-hero {
  background:
    radial-gradient(ellipse 110% 75% at 50% 50%, rgba(0,212,170,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 55% 55% at 18% 28%, rgba(0,229,255,0.055) 0%, transparent 60%),
    rgba(3, 14, 20, 0.84) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  border: 1px solid rgba(0,212,170,0.22) !important;
  box-shadow:
    0 0 0 1px rgba(0,212,170,0.08),
    0 10px 40px rgba(0,0,0,0.55),
    inset 0 1px 0 rgba(0,212,170,0.14) !important;
  position: relative;
  overflow: hidden;
}

/* Warp grid overlay on hero */
[data-md-color-scheme="slate"] .gn-home .gn-hero-bg {
  background-image:
    linear-gradient(rgba(0,212,170,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,0.07) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.55;
  animation: grid-pulse 9s ease-in-out infinite;
}

@keyframes grid-pulse {
  0%, 100% { opacity: 0.28; }
  50%       { opacity: 0.65; }
}

/* Heading in hero */
[data-md-color-scheme="slate"] .gn-home .gn-hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.4rem) !important;
  background: linear-gradient(135deg, #00ffcc 0%, #00d4aa 28%, #00e5ff 58%, #69f0ae 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 22px rgba(0,212,170,0.55));
  animation: cosmic-glow 5s ease-in-out infinite alternate;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

/* Overline — Telemetry readout */
[data-md-color-scheme="slate"] .gn-home .gn-overline {
  color: var(--teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.67rem !important;
  letter-spacing: 0.22em !important;
  text-shadow: var(--glow-text);
  animation: telemetry-blink 4s step-end infinite;
}

@keyframes telemetry-blink {
  0%, 88%, 100% { opacity: 1; }
  93%            { opacity: 0.35; }
}

/* Subtitle */
[data-md-color-scheme="slate"] .gn-home .gn-subtitle {
  color: rgba(175,228,220,0.78) !important;
  line-height: 1.7;
}

/* Scan line accent at top of hero */
[data-md-color-scheme="slate"] .gn-home .gn-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--teal) 40%, var(--cyan) 60%, transparent 100%);
  opacity: 0.55;
  animation: scan-sweep 5s ease-in-out infinite;
}

@keyframes scan-sweep {
  0%, 100% { opacity: 0.18; transform: scaleX(0.2) translateX(-100%); }
  50%       { opacity: 0.65; transform: scaleX(1)   translateX(0); }
}

/* Corner accent — gravitational corner */
[data-md-color-scheme="slate"] .gn-home .gn-hero::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 80px; height: 80px;
  background: linear-gradient(-45deg, rgba(0,212,170,0.22) 0%, transparent 65%);
  border-bottom-right-radius: 1rem;
  pointer-events: none;
}

/* ── 8. Sections — Holographic Panels ───────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-section {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid var(--glass-border) !important;
  box-shadow:
    0 0 0 1px rgba(0,212,170,0.07),
    0 8px 32px rgba(0,0,0,0.52),
    inset 0 1px 0 rgba(0,212,170,0.10) !important;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

[data-md-color-scheme="slate"] .gn-home .gn-section:hover {
  border-color: rgba(0,212,170,0.38) !important;
  box-shadow:
    0 0 0 1px rgba(0,212,170,0.14),
    0 12px 48px rgba(0,0,0,0.6),
    0 0 35px rgba(0,212,170,0.07) !important;
}

/* Top scan line on sections */
[data-md-color-scheme="slate"] .gn-home .gn-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), var(--cyan), transparent);
  opacity: 0.4;
  animation: scan-line 6s ease-in-out infinite;
}

@keyframes scan-line {
  0%, 100% { opacity: 0.15; transform: scaleX(0.25); }
  50%       { opacity: 0.55; transform: scaleX(1); }
}

/* Section headings */
[data-md-color-scheme="slate"] .gn-home .gn-section h2 {
  background: linear-gradient(90deg, var(--teal) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  border-bottom: none;
}

/* ── 9. Feature Cards — Holographic Panels ──────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-feature,
[data-md-color-scheme="slate"] .gn-home .gn-card {
  background: rgba(3, 18, 26, 0.68) !important;
  border: 1px solid rgba(0,212,170,0.2) !important;
  box-shadow: 0 4px 22px rgba(0,0,0,0.42), inset 0 0 28px rgba(0,212,170,0.02) !important;
  backdrop-filter: blur(8px);
  transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1) !important;
  position: relative;
  overflow: hidden;
}

/* Mouse light tracer effect (JS sets --mx --my) */
[data-md-color-scheme="slate"] .gn-home .gn-feature.gn-hover-light::before,
[data-md-color-scheme="slate"] .gn-home .gn-card.gn-hover-light::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 120px at var(--mx, 50%) var(--my, 50%),
    rgba(0,212,170,0.08) 0%, transparent 70%);
  pointer-events: none;
  transition: background 0.1s ease;
}

[data-md-color-scheme="slate"] .gn-home .gn-feature:hover,
[data-md-color-scheme="slate"] .gn-home .gn-card:hover {
  border-color: rgba(0,212,170,0.55) !important;
  box-shadow:
    0 0 0 1px rgba(0,212,170,0.25),
    0 14px 42px rgba(0,0,0,0.52),
    0 0 32px rgba(0,212,170,0.10),
    inset 0 0 36px rgba(0,212,170,0.03) !important;
  transform: translateY(-5px) !important;
}

[data-md-color-scheme="slate"] .gn-home .gn-feature h3 {
  color: rgba(170,235,228,0.9);
  font-size: 1.02rem;
}

/* ── 10. Buttons — Quantum Interface ─────────────────────────────────── */
[data-md-color-scheme="slate"] .md-button--primary {
  background: linear-gradient(135deg, rgba(0,212,170,0.13), rgba(0,229,255,0.09)) !important;
  border: 1px solid var(--teal) !important;
  color: var(--teal-glow) !important;
  box-shadow: 0 0 14px rgba(0,212,170,0.28), inset 0 0 14px rgba(0,212,170,0.05) !important;
  backdrop-filter: blur(8px);
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.76rem !important;
  transition: all 0.3s ease !important;
}
[data-md-color-scheme="slate"] .md-button--primary:hover {
  background: linear-gradient(135deg, rgba(0,212,170,0.28), rgba(0,229,255,0.18)) !important;
  box-shadow: 0 0 28px rgba(0,212,170,0.5), 0 0 60px rgba(0,212,170,0.18) !important;
  transform: translateY(-2px) !important;
  color: #ffffff !important;
}

[data-md-color-scheme="slate"] .md-button:not(.md-button--primary) {
  background: transparent !important;
  border: 1px solid rgba(0,212,170,0.35) !important;
  color: rgba(0,212,170,0.82) !important;
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.76rem !important;
  transition: all 0.3s ease !important;
}
[data-md-color-scheme="slate"] .md-button:not(.md-button--primary):hover {
  border-color: var(--teal) !important;
  color: var(--teal-glow) !important;
  box-shadow: 0 0 14px rgba(0,212,170,0.22) !important;
}

/* ── 11. Tags / Pills — Quantum Labels ───────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-tags span,
[data-md-color-scheme="slate"] .gn-home .gn-pill-grid span {
  background: rgba(0,212,170,0.06) !important;
  border: 1px solid rgba(0,212,170,0.28) !important;
  color: var(--teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.70rem !important;
  letter-spacing: 0.04em;
  text-shadow: 0 0 6px rgba(0,212,170,0.4);
  transition: all 0.22s ease;
}
[data-md-color-scheme="slate"] .gn-home .gn-tags span:hover,
[data-md-color-scheme="slate"] .gn-home .gn-pill-grid span:hover {
  background: rgba(0,212,170,0.12) !important;
  border-color: var(--teal) !important;
  box-shadow: 0 0 10px rgba(0,212,170,0.22);
  color: var(--teal-glow) !important;
}

/* ── 12. Links ───────────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home .gn-feature a,
[data-md-color-scheme="slate"] .gn-home .gn-section > p > a {
  color: var(--cyan) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.80rem !important;
  letter-spacing: 0.04em;
  text-shadow: 0 0 8px rgba(0,229,255,0.32);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,229,255,0.28);
  padding-bottom: 1px;
  transition: all 0.22s ease;
}
[data-md-color-scheme="slate"] .gn-home .gn-feature a:hover,
[data-md-color-scheme="slate"] .gn-home .gn-section > p > a:hover {
  color: var(--cyan-glow) !important;
  text-shadow: 0 0 16px rgba(0,229,255,0.65);
  border-color: var(--cyan);
}

/* ── 13. Blockquote — Signal Intercept ──────────────────────────────── */
[data-md-color-scheme="slate"] .gn-home blockquote {
  border-left: 2px solid var(--teal) !important;
  background: rgba(0,212,170,0.04) !important;
  box-shadow: inset 0 0 22px rgba(0,212,170,0.04), -3px 0 16px rgba(0,212,170,0.18) !important;
  color: rgba(175,240,230,0.80) !important;
  font-family: var(--font-mono) !important;
  font-style: italic;
}

/* ── 14. Code Blocks ─────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-typeset code {
  background: rgba(0, 28, 38, 0.72) !important;
  color: var(--teal) !important;
  border: 1px solid rgba(0,212,170,0.15) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="slate"] .md-typeset pre {
  background: rgba(2, 12, 18, 0.92) !important;
  border: 1px solid rgba(0,212,170,0.2) !important;
  box-shadow: 0 0 22px rgba(0,0,0,0.42), inset 0 0 32px rgba(0,212,170,0.02) !important;
}

/* ── 15. Nav — Space Station Controls ───────────────────────────────── */
[data-md-color-scheme="slate"] .md-nav__link {
  color: rgba(175, 230, 222, 0.82) !important;
}
[data-md-color-scheme="slate"] .md-nav__item .md-nav__link {
  color: rgba(155, 215, 208, 0.78) !important;
}
[data-md-color-scheme="slate"] .md-nav__title {
  color: rgba(195, 245, 238, 0.92) !important;
}
[data-md-color-scheme="slate"] .md-nav__link--active {
  color: var(--teal) !important;
  text-shadow: var(--glow-text);
}
[data-md-color-scheme="slate"] .md-nav__link:hover {
  color: var(--teal-glow) !important;
}
[data-md-color-scheme="slate"] .md-tabs__link--active {
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .md-nav {
  background: transparent !important;
}
[data-md-color-scheme="slate"] .md-sidebar {
  background: transparent !important;
}

@media (min-width: 76.25em) {
  [data-md-color-scheme="slate"] .md-sidebar {
    z-index: 4 !important;
  }
}

/* ── 16. Search ──────────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-search__icon,
[data-md-color-scheme="slate"] .md-search__icon.md-icon {
  color: var(--teal) !important;
}
[data-md-color-scheme="slate"] .md-search__input {
  background: rgba(3, 18, 26, 0.82) !important;
  border: 1px solid rgba(0,212,170,0.2) !important;
  color: rgba(175,240,235,0.9) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="slate"] .md-search__input::placeholder {
  color: rgba(175, 240, 235, 0.38) !important;
}
[data-md-color-scheme="slate"] .md-search__input:focus {
  border-color: var(--teal) !important;
  box-shadow: 0 0 16px rgba(0,212,170,0.22) !important;
}
[data-md-color-scheme="slate"] .md-search__output {
  background: rgba(3, 14, 20, 0.96) !important;
  border: 1px solid rgba(0,212,170,0.2) !important;
}

/* ── 17. Admonitions ─────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-typeset .admonition {
  border-left-color: var(--teal) !important;
  background: rgba(0,212,170,0.04) !important;
}
[data-md-color-scheme="slate"] .md-typeset .admonition-title {
  background: rgba(0,212,170,0.08) !important;
  color: var(--teal) !important;
}

/* ── 18. Tables ──────────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  border: 1px solid rgba(0,212,170,0.2) !important;
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: rgba(0,212,170,0.08) !important;
  color: var(--teal) !important;
  border-color: rgba(0,212,170,0.2) !important;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) td {
  border-color: rgba(0,212,170,0.10) !important;
}

/* ── 19. Floating Buttons — Holographic Controls ────────────────────── */
[data-md-color-scheme="slate"] .global-floating-btn {
  background: rgba(2, 14, 20, 0.88) !important;
  border: 1px solid rgba(0,212,170,0.42) !important;
  color: var(--teal) !important;
  box-shadow: 0 0 14px rgba(0,212,170,0.22), 0 4px 22px rgba(0,0,0,0.55) !important;
  backdrop-filter: blur(14px) !important;
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.57rem !important;
  transition: all 0.28s cubic-bezier(0.23, 1, 0.32, 1) !important;
}
[data-md-color-scheme="slate"] .global-floating-btn:hover {
  border-color: var(--teal-glow) !important;
  color: var(--teal-glow) !important;
  box-shadow: 0 0 24px rgba(0,212,170,0.45), 0 0 52px rgba(0,212,170,0.16), 0 8px 28px rgba(0,0,0,0.55) !important;
  transform: translateY(-3px) !important;
}

/* ── 20. Contact Modal — Holographic Interface ───────────────────────── */
[data-md-color-scheme="slate"] .contact-modal-content {
  background: rgba(2, 12, 18, 0.94) !important;
  border: 1px solid rgba(0,212,170,0.32) !important;
  box-shadow:
    0 0 0 1px rgba(0,212,170,0.10),
    0 0 45px rgba(0,212,170,0.15),
    0 22px 65px rgba(0,0,0,0.75) !important;
  backdrop-filter: blur(28px) !important;
}
[data-md-color-scheme="slate"] .contact-modal h2 {
  background: linear-gradient(135deg, var(--teal), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-md-color-scheme="slate"] .contact-modal input,
[data-md-color-scheme="slate"] .contact-modal textarea {
  border-bottom-color: rgba(0,212,170,0.28) !important;
  color: rgba(175,240,235,0.9) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="slate"] .contact-modal input:focus,
[data-md-color-scheme="slate"] .contact-modal textarea:focus {
  border-bottom-color: var(--teal) !important;
  box-shadow: 0 2px 0 0 rgba(0,212,170,0.2) !important;
}
[data-md-color-scheme="slate"] .contact-modal label {
  color: rgba(0,212,170,0.65) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.08em !important;
}

/* ── 21. iframe (YouTube embed) ──────────────────────────────────────── */
[data-md-color-scheme="slate"] iframe {
  border: 1px solid rgba(0,212,170,0.24) !important;
  box-shadow: 0 0 35px rgba(0,212,170,0.12) !important;
  border-radius: 0.6rem !important;
}

/* ── 22. Scroll Reveal ───────────────────────────────────────────────── */
.gn-reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity  0.75s cubic-bezier(0.23, 1, 0.32, 1),
    transform 0.75s cubic-bezier(0.23, 1, 0.32, 1);
}
.gn-reveal.gn-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ── 23. Gravity Ring Decorator ──────────────────────────────────────── */
.gn-gravity-ring {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  overflow: hidden;
}
.gn-gravity-ring::before,
.gn-gravity-ring::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0,212,170,0.12);
  animation: gravity-ring-expand 3.5s ease-out infinite;
}
.gn-gravity-ring::before {
  width: 40px; height: 40px;
  bottom: 12px; right: 12px;
  animation-delay: 0s;
}
.gn-gravity-ring::after {
  width: 20px; height: 20px;
  bottom: 22px; right: 22px;
  animation-delay: 0.8s;
  border-color: rgba(0,229,255,0.10);
}
@keyframes gravity-ring-expand {
  0%   { transform: scale(1);    opacity: 0.5; }
  100% { transform: scale(2.8);  opacity: 0; }
}

/* ── 24. Photon trail keyframes (used by scifi-holographic.js) ────────── */
@keyframes photon-travel {
  0%   { stroke-dashoffset: var(--path-len, 1400); opacity: 0; }
  6%   { opacity: 0.85; }
  88%  { opacity: 0.65; }
  100% { stroke-dashoffset: 0; opacity: 0; }
}

/* =======================================================================
   SECTION 25 — LIGHT THEME (mirrors dark structure exactly)
   Background: misty teal-white  |  Accents: deep teal / cyan / green
   ======================================================================= */

/* ── L0. Light CSS variables ─────────────────────────────────────────── */
[data-md-color-scheme="default"] {
  --lt-bg:          #f2faf8;
  --lt-bg-deep:     #e8f6f2;
  --lt-glass:       rgba(255, 253, 251, 0.80);
  --lt-glass-card:  rgba(245, 255, 252, 0.76);
  --lt-border:      rgba(0, 110, 88, 0.20);
  --lt-border-mid:  rgba(0, 110, 88, 0.35);
  --lt-teal:        #006b52;
  --lt-teal-mid:    #00897b;
  --lt-teal-bright: #00a98f;
  --lt-cyan:        #006880;
  --lt-cyan-mid:    #0097a7;
  --lt-text:        rgba(10, 40, 34, 0.88);
  --lt-text-dim:    rgba(10, 40, 34, 0.60);
  --lt-glow-text:   0 1px 6px rgba(0,107,82,0.28), 0 2px 14px rgba(0,107,82,0.14);
  --md-primary-fg-color:        #006b52 !important;
  --md-primary-fg-color--light: #00897b !important;
  --md-accent-fg-color:         #0097a7 !important;
  --md-typeset-a-color:         #006b52 !important;
}

/* ── L1. Misty space background ──────────────────────────────────────── */
[data-md-color-scheme="default"],
[data-md-color-scheme="default"] body,
[data-md-color-scheme="default"] .md-main,
[data-md-color-scheme="default"] .md-container,
[data-md-color-scheme="default"] .md-content,
[data-md-color-scheme="default"] .md-content__inner {
  background: var(--lt-bg) !important;
  background-color: var(--lt-bg) !important;
}

[data-md-color-scheme="default"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -10;
  pointer-events: none;
  background:
    radial-gradient(ellipse 75% 55% at 12% 18%,  rgba(0,150,120,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 55% 75% at 88% 78%,  rgba(0,155,175,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 45% 35% at 58%  8%,  rgba(0,180,100,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 38% 55% at 92% 32%,  rgba(0,120,155,0.07) 0%, transparent 45%),
    var(--lt-bg);
}

[data-md-color-scheme="default"] body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -9;
  pointer-events: none;
  background:
    radial-gradient(ellipse 28% 18% at 28% 72%, rgba(0,150,120,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 22% 32% at 72% 38%, rgba(0,155,175,0.05) 0%, transparent 70%);
  animation: nebula-drift 28s ease-in-out infinite alternate;
}

/* ── L2. Canvas opacity ───────────────────────────────────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-web-canvas {
  opacity: 1;
}

/* ── L3. Header — Frosted glass station ──────────────────────────────── */
[data-md-color-scheme="default"] .md-header {
  background: rgba(0, 148, 133, 0.96) !important;
  backdrop-filter: blur(18px) saturate(1.4) !important;
  -webkit-backdrop-filter: blur(18px) saturate(1.4) !important;
  border-bottom: 1px solid rgba(0,255,200,0.22) !important;
  box-shadow: 0 2px 24px rgba(0,0,0,0.25), 0 0 20px rgba(0,180,144,0.15) !important;
}
[data-md-color-scheme="default"] .md-header__title {
  color: rgba(255,255,255,0.96) !important;
  text-shadow: 0 1px 6px rgba(0,0,0,0.25);
}
[data-md-color-scheme="default"] .md-header__button,
[data-md-color-scheme="default"] .md-header .md-icon {
  color: rgba(255,255,255,0.92) !important;
}
[data-md-color-scheme="default"] .md-header__button:hover,
[data-md-color-scheme="default"] .md-header .md-icon:hover {
  color: #ffffff !important;
  opacity: 1 !important;
}
[data-md-color-scheme="default"] .md-source,
[data-md-color-scheme="default"] .md-source__icon,
[data-md-color-scheme="default"] .md-source__repository,
[data-md-color-scheme="default"] .md-header__source .md-icon {
  color: rgba(255,255,255,0.88) !important;
  fill: rgba(255,255,255,0.88) !important;
}
[data-md-color-scheme="default"] .md-source:hover,
[data-md-color-scheme="default"] .md-source:hover .md-source__icon,
[data-md-color-scheme="default"] .md-source:hover .md-source__repository {
  color: #ffffff !important;
  fill: #ffffff !important;
  opacity: 1 !important;
}

/* ── L4. Footer ───────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-footer {
  background: transparent !important;
  border-top: 1px solid rgba(0,110,88,0.14) !important;
  position: relative !important;
  z-index: 1 !important;
}

/* ── L4b. Custom Footer Grid (light) ─────────────────────────────────── */
[data-md-color-scheme="default"] .gn-footer-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem 2rem;
}
[data-md-color-scheme="default"] .gn-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
@media (max-width: 900px) {
  [data-md-color-scheme="default"] .gn-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 540px) {
  [data-md-color-scheme="default"] .gn-footer-grid {
    grid-template-columns: 1fr;
  }
}
[data-md-color-scheme="default"] .gn-footer-logo-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}
[data-md-color-scheme="default"] .gn-footer-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
}
[data-md-color-scheme="default"] .gn-footer-site-name {
  font-family: var(--font-mono);
  font-size: 0.7875rem;
  font-weight: 700;
  color: #006b52 !important;
  letter-spacing: 0.03em;
}
[data-md-color-scheme="default"] .gn-footer-tagline {
  font-size: 0.615rem;
  line-height: 1.65;
  color: rgba(0, 80, 65, 0.72) !important;
  margin-bottom: 1.1rem;
  max-width: 280px;
}
[data-md-color-scheme="default"] .gn-footer-social {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}
[data-md-color-scheme="default"] .gn-footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(0,107,82,0.08);
  border: 1px solid rgba(0,107,82,0.20);
  color: rgba(0,107,82,0.80) !important;
  transition: background 0.2s, border-color 0.2s;
}
[data-md-color-scheme="default"] .gn-footer-social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}
[data-md-color-scheme="default"] .gn-footer-social-link:hover {
  background: rgba(0,107,82,0.15);
  border-color: #006b52;
  color: #006b52 !important;
}
[data-md-color-scheme="default"] .gn-footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: #006b52 !important;
  margin: 0 0 0.9rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(0,107,82,0.18);
}
[data-md-color-scheme="default"] .gn-footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
[data-md-color-scheme="default"] .gn-footer-links li {
  margin-bottom: 0.45rem;
}
[data-md-color-scheme="default"] .gn-footer-links a {
  font-size: 0.63rem;
  color: rgba(0, 80, 65, 0.78) !important;
  text-decoration: none;
  transition: color 0.15s;
}
[data-md-color-scheme="default"] .gn-footer-links a:hover {
  color: #006b52 !important;
}
[data-md-color-scheme="default"] .gn-footer-bottom {
  border-top: 1px solid rgba(0,107,82,0.12);
  padding: 1rem 2rem;
}
[data-md-color-scheme="default"] .gn-footer-bottom-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
[data-md-color-scheme="default"] .gn-footer-copy {
  font-size: 0.585rem;
  color: rgba(0, 70, 55, 0.65) !important;
}
[data-md-color-scheme="default"] .gn-footer-copy a {
  color: rgba(0,107,82,0.85) !important;
  text-decoration: none;
}
[data-md-color-scheme="default"] .gn-footer-bottom-links {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}
[data-md-color-scheme="default"] .gn-footer-bottom-links a {
  font-size: 0.585rem;
  color: rgba(0, 70, 55, 0.65) !important;
  text-decoration: none;
  transition: color 0.15s;
}
[data-md-color-scheme="default"] .gn-footer-bottom-links a:hover {
  color: #006b52 !important;
}

/* ── L5. Typography — Cosmic gradient headings (dark teal on light) ───── */
[data-md-color-scheme="default"] .md-typeset h1 {
  background: linear-gradient(135deg, #004d3b 0%, #006b52 28%, #007a6b 58%, #005e4a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 1px 5px rgba(0,107,82,0.22));
  animation: cosmic-glow-lt 5s ease-in-out infinite alternate;
}
[data-md-color-scheme="default"] .md-typeset h2 {
  color: rgba(10, 55, 45, 0.88);
  border-bottom: 1px solid rgba(0,110,88,0.18);
  padding-bottom: 0.3em;
}
[data-md-color-scheme="default"] .md-typeset h3 {
  color: rgba(10, 55, 45, 0.78);
}
@keyframes cosmic-glow-lt {
  from { filter: drop-shadow(0 1px 4px rgba(0,107,82,0.18)); }
  to   { filter: drop-shadow(0 2px 12px rgba(0,107,82,0.32)) drop-shadow(0 4px 24px rgba(0,107,82,0.12)); }
}

/* ── L6. Announce Banner — Telemetry Bar ─────────────────────────────── */
[data-md-color-scheme="default"] [data-md-component="announce"] {
  position: relative !important;
  z-index: 5 !important;
}
[data-md-color-scheme="default"] .md-banner {
  background: rgba(0,150,120,0.08) !important;
  position: relative !important;
  z-index: 5 !important;
  border-bottom: 1px solid rgba(0,110,88,0.18) !important;
  color: var(--lt-teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.06em;
}
[data-md-color-scheme="default"] .md-banner a {
  color: var(--lt-teal-mid) !important;
}

/* ── L7. Hero — Event Horizon (light) ────────────────────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-hero {
  background:
    radial-gradient(ellipse 110% 75% at 50% 50%, rgba(0,150,120,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 55% 55% at 18% 28%,  rgba(0,155,175,0.07) 0%, transparent 60%),
    rgba(245, 255, 252, 0.82) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  border: 1px solid rgba(0,110,88,0.22) !important;
  box-shadow:
    0 0 0 1px rgba(0,110,88,0.06),
    0 10px 40px rgba(0,0,0,0.10),
    inset 0 1px 0 rgba(0,110,88,0.12) !important;
  position: relative;
  overflow: hidden;
}

/* Warp grid overlay on hero */
[data-md-color-scheme="default"] .gn-home .gn-hero-bg {
  background-image:
    linear-gradient(rgba(0,110,88,0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,110,88,0.09) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.55;
  animation: grid-pulse 9s ease-in-out infinite;
}
/* Heading */
[data-md-color-scheme="default"] .gn-home .gn-hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.4rem) !important;
  background: linear-gradient(135deg, #004d3b 0%, #006b52 28%, #007a6b 58%, #005e4a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 10px rgba(0,107,82,0.30));
  animation: cosmic-glow-lt 5s ease-in-out infinite alternate;
  letter-spacing: -0.025em;
  line-height: 1.15;
}
/* Overline */
[data-md-color-scheme="default"] .gn-home .gn-overline {
  color: var(--lt-teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.67rem !important;
  letter-spacing: 0.22em !important;
  text-shadow: var(--lt-glow-text);
  animation: telemetry-blink 4s step-end infinite;
}
/* Subtitle */
[data-md-color-scheme="default"] .gn-home .gn-subtitle {
  color: rgba(10, 50, 40, 0.72) !important;
  line-height: 1.7;
}
/* Scan line accent at top */
[data-md-color-scheme="default"] .gn-home .gn-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--lt-teal-mid) 40%, var(--lt-cyan-mid) 60%, transparent 100%);
  opacity: 0.55;
  animation: scan-sweep 5s ease-in-out infinite;
}
/* Corner gravitational accent */
[data-md-color-scheme="default"] .gn-home .gn-hero::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 80px; height: 80px;
  background: linear-gradient(-45deg, rgba(0,110,88,0.18) 0%, transparent 65%);
  border-bottom-right-radius: 1rem;
  pointer-events: none;
}

/* ── L8. Sections — Holographic Panels (light) ───────────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-section {
  background: var(--lt-glass) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid var(--lt-border) !important;
  box-shadow:
    0 0 0 1px rgba(0,110,88,0.05),
    0 8px 32px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(0,110,88,0.08) !important;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}
[data-md-color-scheme="default"] .gn-home .gn-section:hover {
  border-color: rgba(0,110,88,0.38) !important;
  box-shadow:
    0 0 0 1px rgba(0,110,88,0.10),
    0 12px 40px rgba(0,0,0,0.12),
    0 0 28px rgba(0,110,88,0.06) !important;
}
/* Top scan line */
[data-md-color-scheme="default"] .gn-home .gn-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--lt-teal-mid), var(--lt-cyan-mid), transparent);
  opacity: 0.4;
  animation: scan-line 6s ease-in-out infinite;
}
/* Section headings */
[data-md-color-scheme="default"] .gn-home .gn-section h2 {
  background: linear-gradient(90deg, var(--lt-teal) 0%, var(--lt-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  border-bottom: none;
}

/* ── L9. Feature Cards — Holographic Panels (light) ─────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-feature,
[data-md-color-scheme="default"] .gn-home .gn-card {
  background: var(--lt-glass-card) !important;
  border: 1px solid rgba(0,110,88,0.18) !important;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07), inset 0 0 24px rgba(0,110,88,0.02) !important;
  backdrop-filter: blur(8px);
  transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1) !important;
  position: relative;
  overflow: hidden;
}
[data-md-color-scheme="default"] .gn-home .gn-feature.gn-hover-light::before,
[data-md-color-scheme="default"] .gn-home .gn-card.gn-hover-light::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 130px at var(--mx, 50%) var(--my, 50%),
    rgba(0,110,88,0.07) 0%, transparent 70%);
  pointer-events: none;
  transition: background 0.1s ease;
}
[data-md-color-scheme="default"] .gn-home .gn-feature:hover,
[data-md-color-scheme="default"] .gn-home .gn-card:hover {
  border-color: rgba(0,110,88,0.48) !important;
  box-shadow:
    0 0 0 1px rgba(0,110,88,0.18),
    0 14px 38px rgba(0,0,0,0.12),
    0 0 24px rgba(0,110,88,0.08),
    inset 0 0 30px rgba(0,110,88,0.02) !important;
  transform: translateY(-5px) !important;
}
[data-md-color-scheme="default"] .gn-home .gn-feature h3 {
  color: rgba(10, 50, 40, 0.88);
  font-size: 1.02rem;
}

/* ── L10. Buttons ─────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-button--primary {
  background: linear-gradient(135deg, rgba(0,110,88,0.10), rgba(0,151,167,0.08)) !important;
  border: 1px solid var(--lt-teal) !important;
  color: var(--lt-teal) !important;
  box-shadow: 0 0 10px rgba(0,110,88,0.18), inset 0 0 10px rgba(0,110,88,0.04) !important;
  backdrop-filter: blur(8px);
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.76rem !important;
  transition: all 0.3s ease !important;
}
[data-md-color-scheme="default"] .md-button--primary:hover {
  background: linear-gradient(135deg, rgba(0,110,88,0.18), rgba(0,151,167,0.14)) !important;
  box-shadow: 0 0 20px rgba(0,110,88,0.30), 0 0 40px rgba(0,110,88,0.10) !important;
  transform: translateY(-2px) !important;
  color: var(--lt-teal) !important;
}
[data-md-color-scheme="default"] .md-button:not(.md-button--primary) {
  background: transparent !important;
  border: 1px solid rgba(0,110,88,0.35) !important;
  color: rgba(0,107,82,0.80) !important;
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.76rem !important;
  transition: all 0.3s ease !important;
}
[data-md-color-scheme="default"] .md-button:not(.md-button--primary):hover {
  border-color: var(--lt-teal) !important;
  color: var(--lt-teal) !important;
  box-shadow: 0 0 10px rgba(0,110,88,0.16) !important;
}

/* ── L11. Tags / Pills ────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-tags span,
[data-md-color-scheme="default"] .gn-home .gn-pill-grid span {
  background: rgba(0,110,88,0.06) !important;
  border: 1px solid rgba(0,110,88,0.26) !important;
  color: var(--lt-teal) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.70rem !important;
  letter-spacing: 0.04em;
  transition: all 0.22s ease;
}
[data-md-color-scheme="default"] .gn-home .gn-tags span:hover,
[data-md-color-scheme="default"] .gn-home .gn-pill-grid span:hover {
  background: rgba(0,110,88,0.12) !important;
  border-color: var(--lt-teal-mid) !important;
  box-shadow: 0 0 8px rgba(0,110,88,0.14);
  color: var(--lt-teal-mid) !important;
}

/* ── L12. Links ───────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .gn-home .gn-feature a,
[data-md-color-scheme="default"] .gn-home .gn-section > p > a {
  color: var(--lt-cyan) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.80rem !important;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid rgba(0,104,128,0.28);
  padding-bottom: 1px;
  transition: all 0.22s ease;
}
[data-md-color-scheme="default"] .gn-home .gn-feature a:hover,
[data-md-color-scheme="default"] .gn-home .gn-section > p > a:hover {
  color: var(--lt-cyan-mid) !important;
  border-color: var(--lt-cyan-mid);
}

/* ── L13. Blockquote ──────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .gn-home blockquote {
  border-left: 2px solid var(--lt-teal-mid) !important;
  background: rgba(0,110,88,0.04) !important;
  box-shadow: inset 0 0 18px rgba(0,110,88,0.03), -3px 0 12px rgba(0,110,88,0.10) !important;
  color: rgba(10, 50, 40, 0.75) !important;
  font-family: var(--font-mono) !important;
  font-style: italic;
}

/* ── L14. Code Blocks ─────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-typeset code {
  background: rgba(0, 110, 88, 0.06) !important;
  color: var(--lt-teal) !important;
  border: 1px solid rgba(0,110,88,0.14) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="default"] .md-typeset pre {
  background: rgba(232, 248, 242, 0.88) !important;
  border: 1px solid rgba(0,110,88,0.18) !important;
  box-shadow: 0 4px 18px rgba(0,0,0,0.06), inset 0 0 24px rgba(0,110,88,0.02) !important;
}

/* ── L15. Nav ─────────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-nav__link--active {
  color: var(--lt-teal) !important;
}
[data-md-color-scheme="default"] .md-nav__link:hover {
  color: var(--lt-teal-mid) !important;
}
[data-md-color-scheme="default"] .md-tabs__link--active {
  color: var(--lt-teal) !important;
}
[data-md-color-scheme="default"] .md-nav {
  background: transparent !important;
}
[data-md-color-scheme="default"] .md-sidebar {
  background: transparent !important;
}

/* ── L16. Search ──────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-search__icon,
[data-md-color-scheme="default"] .md-search__icon.md-icon {
  color: var(--lt-teal) !important;
}
[data-md-color-scheme="default"] .md-search__input {
  background: rgba(255, 253, 251, 0.88) !important;
  border: 1px solid rgba(0,110,88,0.20) !important;
  color: rgba(10, 40, 34, 0.88) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="default"] .md-search__input::placeholder {
  color: rgba(10, 40, 34, 0.42) !important;
}
[data-md-color-scheme="default"] .md-search__input:focus {
  border-color: var(--lt-teal) !important;
  box-shadow: 0 0 12px rgba(0,110,88,0.16) !important;
}
[data-md-color-scheme="default"] .md-search__output {
  background: rgba(240, 252, 248, 0.98) !important;
  border: 1px solid rgba(0,110,88,0.18) !important;
}

/* ── L17. Admonitions ─────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-typeset .admonition {
  border-left-color: var(--lt-teal-mid) !important;
  background: rgba(0,110,88,0.04) !important;
}
[data-md-color-scheme="default"] .md-typeset .admonition-title {
  background: rgba(0,110,88,0.07) !important;
  color: var(--lt-teal) !important;
}

/* ── L18. Tables ──────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] .md-typeset table:not([class]) {
  border: 1px solid rgba(0,110,88,0.18) !important;
}
[data-md-color-scheme="default"] .md-typeset table:not([class]) th {
  background: rgba(0,110,88,0.07) !important;
  color: var(--lt-teal) !important;
  border-color: rgba(0,110,88,0.18) !important;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}
[data-md-color-scheme="default"] .md-typeset table:not([class]) td {
  border-color: rgba(0,110,88,0.09) !important;
}

/* ── L19. Floating Buttons ────────────────────────────────────────────── */
[data-md-color-scheme="default"] .global-floating-btn {
  background: rgba(240, 252, 248, 0.90) !important;
  border: 1px solid rgba(0,110,88,0.40) !important;
  color: var(--lt-teal) !important;
  box-shadow: 0 0 10px rgba(0,110,88,0.14), 0 4px 20px rgba(0,0,0,0.10) !important;
  backdrop-filter: blur(14px) !important;
  font-family: var(--font-mono) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  font-size: 0.57rem !important;
  transition: all 0.28s cubic-bezier(0.23, 1, 0.32, 1) !important;
}
[data-md-color-scheme="default"] .global-floating-btn:hover {
  border-color: var(--lt-teal-mid) !important;
  color: var(--lt-teal-mid) !important;
  box-shadow: 0 0 18px rgba(0,110,88,0.28), 0 0 36px rgba(0,110,88,0.10), 0 8px 24px rgba(0,0,0,0.12) !important;
  transform: translateY(-3px) !important;
}

/* ── L20. Contact Modal ───────────────────────────────────────────────── */
[data-md-color-scheme="default"] .contact-modal-content {
  background: rgba(242, 252, 248, 0.96) !important;
  border: 1px solid rgba(0,110,88,0.28) !important;
  box-shadow:
    0 0 0 1px rgba(0,110,88,0.08),
    0 0 32px rgba(0,110,88,0.10),
    0 22px 60px rgba(0,0,0,0.14) !important;
  backdrop-filter: blur(28px) !important;
}
[data-md-color-scheme="default"] .contact-modal h2 {
  background: linear-gradient(135deg, var(--lt-teal), var(--lt-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-md-color-scheme="default"] .contact-modal input,
[data-md-color-scheme="default"] .contact-modal textarea {
  border-bottom-color: rgba(0,110,88,0.26) !important;
  color: rgba(10, 40, 34, 0.88) !important;
  font-family: var(--font-mono) !important;
}
[data-md-color-scheme="default"] .contact-modal input:focus,
[data-md-color-scheme="default"] .contact-modal textarea:focus {
  border-bottom-color: var(--lt-teal) !important;
  box-shadow: 0 2px 0 0 rgba(0,110,88,0.18) !important;
}
[data-md-color-scheme="default"] .contact-modal label {
  color: rgba(0,107,82,0.62) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.08em !important;
}

/* ── L21. iframe ──────────────────────────────────────────────────────── */
[data-md-color-scheme="default"] iframe {
  border: 1px solid rgba(0,110,88,0.22) !important;
  box-shadow: 0 0 24px rgba(0,110,88,0.08) !important;
  border-radius: 0.6rem !important;
}

/* ── L22. Gravity ring (light) ───────────────────────────────────────── */
[data-md-color-scheme="default"] .gn-gravity-ring::before {
  border-color: rgba(0,110,88,0.14);
}
[data-md-color-scheme="default"] .gn-gravity-ring::after {
  border-color: rgba(0,151,167,0.10);
}

/* ── 26. Cursor comet glow (injects via JS ripple) ───────────────────── */
.gn-cursor-glow {
  position: fixed;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,170,0.35) 0%, transparent 70%);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.15s ease, height 0.15s ease, opacity 0.2s ease;
}
[data-md-color-scheme="default"] .gn-cursor-glow {
  background: radial-gradient(circle, rgba(0,150,120,0.28) 0%, transparent 70%);
}

/* ── 27. Reduced Motion ─────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.3s !important;
  }
}

/* ── 28. Print ───────────────────────────────────────────────────────── */
@media print {
  body::before, body::after { display: none !important; }
  * { animation: none !important; box-shadow: none !important; }
}

/* ── 29. Responsive ─────────────────────────────────────────────────── */

/* Tablet / iPad (≤960px) */
@media screen and (max-width: 60em) {
  /* Reduce header blur cost on mobile GPU */
  [data-md-color-scheme="slate"] .md-header {
    backdrop-filter: blur(12px) saturate(1.1) !important;
    -webkit-backdrop-filter: blur(12px) saturate(1.1) !important;
  }

  /* Scale down gradient headings */
  [data-md-color-scheme="slate"] .md-typeset h1,
  [data-md-color-scheme="default"] .md-typeset h1 {
    font-size: 1.8rem !important;
    line-height: 1.22 !important;
  }

  /* Footer: enforce 2-col at tablet (overrides 2fr 1fr 1fr 1fr) */
  [data-md-color-scheme="slate"] .gn-footer-grid,
  [data-md-color-scheme="default"] .gn-footer-grid {
    grid-template-columns: 1fr 1fr !important;
  }
}

/* Mobile portrait (≤480px) */
@media screen and (max-width: 30em) {
  [data-md-color-scheme="slate"] .md-typeset h1,
  [data-md-color-scheme="default"] .md-typeset h1 {
    font-size: 1.4rem !important;
    line-height: 1.2 !important;
  }

  [data-md-color-scheme="slate"] .md-typeset h2,
  [data-md-color-scheme="default"] .md-typeset h2 {
    font-size: 1.15rem !important;
  }

  /* Footer: single column */
  [data-md-color-scheme="slate"] .gn-footer-grid,
  [data-md-color-scheme="default"] .gn-footer-grid {
    grid-template-columns: 1fr !important;
  }

  [data-md-color-scheme="slate"] .gn-footer-main,
  [data-md-color-scheme="default"] .gn-footer-main {
    padding: 2rem 1rem 1.5rem !important;
  }

  [data-md-color-scheme="slate"] .gn-footer-bottom,
  [data-md-color-scheme="default"] .gn-footer-bottom {
    padding: 0.85rem 1rem !important;
  }

  /* Footer bottom bar: stack copyright + links */
  [data-md-color-scheme="slate"] .gn-footer-bottom-inner,
  [data-md-color-scheme="default"] .gn-footer-bottom-inner {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: 0.65rem !important;
  }

  [data-md-color-scheme="slate"] .gn-footer-bottom-links,
  [data-md-color-scheme="default"] .gn-footer-bottom-links {
    justify-content: center !important;
    flex-wrap: wrap !important;
    gap: 0.75rem !important;
  }

  /* Prevent header title overflow */
  [data-md-color-scheme="slate"] .md-header__title,
  [data-md-color-scheme="default"] .md-header__title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: calc(100vw - 120px);
  }
}