/* ==========================================================================
   TADMEOW - Antigravity Google Motion & Design System
   Features: Cursor-Tracking Radial Spotlight, Scroll Reveal Stagger,
             Bioluminescent Glow Transitions, Levitation HUDs, Spring Physics
   ========================================================================== */

:root {
  /* Default Aura: Cyan Pulse */
  --primary: #00f0ff;
  --primary-rgb: 0, 240, 255;
  --secondary: #7000ff;
  --secondary-rgb: 112, 0, 255;
  --primary-glow: rgba(0, 240, 255, 0.35);
  --gradient-aurora: linear-gradient(135deg, #00f0ff 0%, #7000ff 100%);
  --gradient-card: linear-gradient(180deg, rgba(20, 24, 38, 0.7) 0%, rgba(10, 12, 18, 0.85) 100%);

  /* High-Tech Dark Palette */
  --bg-dark: #08090c;
  --bg-surface: #0e1017;
  --bg-card: rgba(14, 17, 26, 0.7);
  --bg-card-hover: rgba(20, 25, 38, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-tech: rgba(0, 240, 255, 0.22);
  --border-card: rgba(255, 255, 255, 0.12);

  /* Typography */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;

  /* Sizing & Radii */
  --radius-pill: 9999px;
  --radius-card: 20px;
  --radius-inner: 12px;
  --radius-sm: 8px;

  /* Antigravity Motion Timing */
  --ease-antigravity: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* Theme Auras */
[data-theme="emerald"] {
  --primary: #10b981;
  --primary-rgb: 16, 185, 129;
  --secondary: #06b6d4;
  --secondary-rgb: 6, 182, 212;
  --primary-glow: rgba(16, 185, 129, 0.35);
  --gradient-aurora: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  --border-tech: rgba(16, 185, 129, 0.25);
}

[data-theme="violet"] {
  --primary: #a855f7;
  --primary-rgb: 168, 85, 247;
  --secondary: #ec4899;
  --secondary-rgb: 236, 72, 153;
  --primary-glow: rgba(168, 85, 247, 0.35);
  --gradient-aurora: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
  --border-tech: rgba(168, 85, 247, 0.25);
}

[data-theme="amber"] {
  --primary: #f59e0b;
  --primary-rgb: 245, 158, 11;
  --secondary: #ef4444;
  --secondary-rgb: 239, 68, 68;
  --primary-glow: rgba(245, 158, 11, 0.35);
  --gradient-aurora: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --border-tech: rgba(245, 158, 11, 0.25);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: "Inter", "Prompt", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  transition: background 0.4s var(--ease-antigravity);
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  position: relative;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(var(--primary-rgb), 0.14), transparent 45%),
    radial-gradient(circle at 100% 60%, rgba(var(--secondary-rgb), 0.08), transparent 40%),
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
  background-position: 0 0, 0 0, -1px -1px, -1px -1px;
  transition: background-image 0.5s var(--ease-antigravity);
}

/* ==========================================================================
   SCROLL REVEAL & STAGGER TRANSITIONS (ANTIGRAVITY PHYSICS)
   ========================================================================== */
.reveal-item {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-antigravity), transform 0.8s var(--ease-antigravity);
  will-change: opacity, transform;
}

.reveal-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.08s; }
.stagger-2 { transition-delay: 0.16s; }
.stagger-3 { transition-delay: 0.24s; }
.stagger-4 { transition-delay: 0.32s; }

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   HIGH-TECH FLOATING NAVBAR
   ========================================================================== */
.tech-nav-wrap {
  position: fixed;
  top: 20px;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  pointer-events: none;
  padding: 0 20px;
}

.tech-nav {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: rgba(14, 16, 23, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(var(--primary-rgb), 0.1);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  max-width: 980px;
  width: 100%;
  transition: border-color 0.4s var(--ease-antigravity), box-shadow 0.4s var(--ease-antigravity);
}

.nav-brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.2s var(--ease-antigravity);
}

.nav-brand-group:hover {
  transform: scale(1.03);
}

.brand-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
  animation: pulseDot 2.2s infinite ease-in-out;
  transition: background 0.4s, box-shadow 0.4s;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.brand-title {
  letter-spacing: -0.01em;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.12);
  border: 1px solid var(--border-tech);
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  transition: color 0.4s, border-color 0.4s, background 0.4s;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.25s var(--ease-smooth);
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.nav-links a .mono-idx {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  transition: color 0.25s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-main);
}

.nav-links a:hover .mono-idx,
.nav-links a.active .mono-idx {
  color: var(--primary);
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Aura Dot Picker */
.aura-picker {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 3px 6px;
  gap: 6px;
}

.aura-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s;
  outline: none;
}

.aura-dot:hover {
  transform: scale(1.3);
}

.aura-dot.active {
  border-color: #ffffff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.7);
  transform: scale(1.15);
}

.dot-cyan { background: #00f0ff; }
.dot-emerald { background: #10b981; }
.dot-violet { background: #a855f7; }
.dot-amber { background: #f59e0b; }

/* Language Switcher */
.lang-toggle {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 3px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
}

.lang-btn.active {
  background: rgba(var(--primary-rgb), 0.18);
  color: var(--primary);
}

/* ==========================================================================
   HERO SECTION (ANTIGRAVITY STYLE)
   ========================================================================== */
.hero-section {
  padding-top: 140px;
  padding-bottom: 80px;
  position: relative;
}

.hero-header {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 50px auto;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.08);
  border: 1px solid var(--border-tech);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.15);
  transition: all 0.4s var(--ease-antigravity);
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.gradient-text {
  background: var(--gradient-aurora);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: background 0.4s;
}

.hero-desc {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 36px auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Buttons with Antigravity Glow Transitions */
.btn-quantum {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-aurora);
  color: #08090c;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.3s var(--ease-antigravity), box-shadow 0.3s var(--ease-antigravity);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-quantum:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 38px var(--primary-glow);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
  cursor: pointer;
  transition: all 0.3s var(--ease-antigravity);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-tech);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* Hero Showcase HUD Stage */
.hero-stage {
  max-width: 1040px;
  margin: 0 auto;
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-tech);
  background: var(--bg-surface);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8), 0 0 50px rgba(var(--primary-rgb), 0.15);
  transition: transform 0.5s var(--ease-antigravity), box-shadow 0.5s var(--ease-antigravity);
}

.hero-stage:hover {
  transform: translateY(-4px);
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.9), 0 0 60px rgba(var(--primary-rgb), 0.25);
}

.hero-stage img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.7s var(--ease-antigravity);
}

.hero-stage:hover img {
  transform: scale(1.02);
}

/* Floating HUD Widgets with Smooth Levitation */
.hud-card {
  position: absolute;
  background: rgba(14, 16, 23, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-tech);
  border-radius: var(--radius-inner);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 10;
  transition: transform 0.3s var(--ease-antigravity), border-color 0.3s;
}

.hud-top-left {
  top: 24px;
  left: 24px;
  animation: hudFloat1 4.8s infinite ease-in-out;
}

.hud-bottom-right {
  bottom: 24px;
  right: 24px;
  animation: hudFloat2 5.2s infinite ease-in-out;
}

@keyframes hudFloat1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes hudFloat2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(8px); }
}

.hud-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(var(--primary-rgb), 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1rem;
}

.hud-meta h5 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.hud-meta span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--primary);
}

/* Telemetry Grid with Spotlight Hover */
.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
}

.telemetry-card {
  background: radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(var(--primary-rgb), 0.12), transparent 60%), var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-inner);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 0.3s var(--ease-antigravity), transform 0.3s var(--ease-antigravity);
}

.telemetry-card:hover {
  border-color: var(--border-tech);
  transform: translateY(-3px);
}

.telemetry-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.telemetry-val {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.telemetry-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   ACOUSTIC BIO-PURR ENGINE (ANTIGRAVITY LABS STYLE)
   ========================================================================== */
.section-wrap {
  padding: 90px 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px auto;
}

.section-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.section-heading {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.purr-engine-card {
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(var(--primary-rgb), 0.1), transparent 60%), var(--bg-card);
  border: 1px solid var(--border-tech);
  border-radius: var(--radius-card);
  padding: 40px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 30px rgba(var(--primary-rgb), 0.1);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  transition: box-shadow 0.4s var(--ease-antigravity), border-color 0.4s;
}

.engine-specs {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.engine-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: transform 0.2s var(--ease-antigravity);
}

.engine-spec-item:hover {
  transform: translateX(4px);
}

.spec-badge-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
  border: 1px solid var(--border-tech);
  padding: 4px 8px;
  border-radius: 6px;
  flex-shrink: 0;
  transition: all 0.3s;
}

.engine-spec-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.engine-spec-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* High-Tech Synthesizer Console */
.synth-console {
  background: #08090c;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-inner);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8);
}

.synth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.synth-header h4 {
  font-size: 1rem;
  font-weight: 700;
}

.synth-header span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--primary);
}

/* Wave Canvas Visualizer */
.wave-canvas-wrap {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.wave-bar {
  width: 4px;
  height: 6px;
  background: var(--primary);
  border-radius: 4px;
  transition: height 0.2s var(--ease-spring);
  box-shadow: 0 0 8px var(--primary-glow);
  opacity: 0.35;
}

.wave-active .wave-bar {
  opacity: 1;
  animation: techWave 1.1s infinite ease-in-out;
}

.wave-active .wave-bar:nth-child(2n) { animation-delay: 0.15s; }
.wave-active .wave-bar:nth-child(3n) { animation-delay: 0.3s; }
.wave-active .wave-bar:nth-child(4n) { animation-delay: 0.45s; }
.wave-active .wave-bar:nth-child(5n) { animation-delay: 0.2s; }

@keyframes techWave {
  0%, 100% { height: 6px; }
  50% { height: 42px; }
}

/* Controls */
.synth-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.btn-purr-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--gradient-aurora);
  color: #08090c;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 12px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s;
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-purr-toggle:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 30px var(--primary-glow);
}

.volume-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.volume-strip input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
  cursor: pointer;
}

/* ==========================================================================
   KNOWLEDGE MATRIX (BENTO MYTH BUSTERS WITH CURSOR SPOTLIGHT)
   ========================================================================== */
.bento-matrix {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.bento-node {
  background: radial-gradient(450px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(var(--primary-rgb), 0.15), transparent 60%), var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 32px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-antigravity), border-color 0.4s, box-shadow 0.4s;
  cursor: pointer;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-node:hover {
  transform: translateY(-5px);
  border-color: var(--border-tech);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 25px rgba(var(--primary-rgb), 0.12);
}

.node-content-wrap {
  transition: opacity 0.3s ease, transform 0.3s var(--ease-antigravity);
}

.node-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.node-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.node-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  transition: all 0.3s var(--ease-antigravity);
}

.tag-myth {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.tag-reality {
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.12);
  border: 1px solid var(--border-tech);
}

.node-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text-main);
  line-height: 1.3;
}

.node-body {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.node-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  margin-top: 20px;
  transition: color 0.2s;
}

.bento-node:hover .node-footer {
  filter: brightness(1.2);
}

/* ==========================================================================
   ARCHIVAL HERITAGE SPOTLIGHT
   ========================================================================== */
.heritage-block {
  background: radial-gradient(500px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(var(--primary-rgb), 0.1), transparent 60%), var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  transition: border-color 0.4s var(--ease-antigravity), transform 0.4s var(--ease-antigravity);
}

.heritage-block:hover {
  border-color: var(--border-tech);
  transform: translateY(-3px);
}

.heritage-visual {
  width: 100%;
  height: 100%;
  min-height: 380px;
  overflow: hidden;
}

.heritage-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease-antigravity);
}

.heritage-block:hover .heritage-visual img {
  transform: scale(1.03);
}

.heritage-content {
  padding: 48px;
}

.heritage-content h3 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.2;
}

.heritage-content p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

.heritage-pills {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.tech-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  color: var(--text-main);
  transition: border-color 0.3s, background 0.3s;
}

.tech-pill:hover {
  border-color: var(--border-tech);
  background: rgba(var(--primary-rgb), 0.08);
}

/* ==========================================================================
   COMMUNITY / NEWSLETTER (ANTIGRAVITY ACCESS)
   ========================================================================== */
.access-card {
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(var(--primary-rgb), 0.14), transparent 70%), var(--bg-card);
  border: 1px solid var(--border-tech);
  border-radius: var(--radius-card);
  padding: 60px 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  transition: all 0.4s var(--ease-antigravity);
}

.access-card h2 {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}

.access-card p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto 32px auto;
}

.access-form {
  display: flex;
  justify-content: center;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto;
}

.access-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 12px 20px;
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.access-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.25);
}

/* Footer */
.tech-footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-subtle);
  margin-top: 80px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-title { font-size: 2.8rem; }
  .section-heading { font-size: 2.2rem; }
  .purr-engine-card,
  .heritage-block,
  .bento-matrix,
  .telemetry-grid {
    grid-template-columns: 1fr;
  }
  .nav-links { display: none; }
  .access-form { flex-direction: column; }
  .hud-card { display: none; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2.2rem; }
  .hero-desc { font-size: 1.05rem; }
  .tech-nav { gap: 16px; }
}