/* ============================================ */
/* PROJECT CHIMERA // CYBERPUNK LANDING PAGE    */
/* ============================================ */

/* --- CSS Variables --- */
:root {
  --color-bg: #0A0A0A;
  --color-midnight-blue: #001F3F;
  --color-dark-purple: #2A0A2A;
  
  --color-electric-blue: #00FFFF;
  --color-cyber-pink: #FF00FF;
  --color-neon-green: #39FF14;
  --color-bright-yellow: #FFFF00;
  
  --color-silver: #808080;
  --color-white: #FFFFFF;
  
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', monospace;
  --font-mono: 'Roboto Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg);
  color: var(--color-white);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

/* --- Loading Screen --- */
.loader-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loader-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  text-align: center;
}

.loader-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: 0.5em;
  color: var(--color-electric-blue);
  text-shadow: 0 0 20px var(--color-electric-blue),
               0 0 40px var(--color-electric-blue);
  animation: logoPulse 1.5s ease-in-out infinite;
}

@keyframes logoPulse {
  0%, 100% { opacity: 1; text-shadow: 0 0 20px var(--color-electric-blue), 0 0 40px var(--color-electric-blue); }
  50% { opacity: 0.7; text-shadow: 0 0 10px var(--color-electric-blue), 0 0 20px var(--color-electric-blue); }
}

.loader-bar-container {
  width: 300px;
  height: 4px;
  margin: 30px auto;
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid var(--color-electric-blue);
  position: relative;
}

.loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-electric-blue), var(--color-cyber-pink));
  box-shadow: 0 0 15px var(--color-electric-blue);
  transition: width 0.3s ease;
}

.loader-status {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-silver);
  letter-spacing: 0.2em;
}

/* --- Particle Background --- */
.particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* --- Scanlines Overlay --- */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15) 0px,
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  z-index: 1;
}

/* --- Noise Overlay --- */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

/* --- Container --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
}

/* --- Navigation HUD --- */
.hud-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 100;
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.9) 0%, transparent 100%);
  transition: all 0.3s ease;
}

.hud-nav.scrolled {
  padding: 1rem 2rem;
  background: rgba(10, 10, 10, 0.95);
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

.nav-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--color-electric-blue);
  text-shadow: 0 0 10px var(--color-electric-blue);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-silver);
  text-decoration: none;
  letter-spacing: 0.1em;
  position: relative;
  transition: all 0.3s ease;
}

.nav-link::after {
  content: attr(data-label);
  position: absolute;
  bottom: -15px;
  left: 0;
  font-size: 0.6rem;
  color: var(--color-electric-blue);
  opacity: 0;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: var(--color-white);
}

.nav-link:hover::after {
  opacity: 1;
  bottom: -20px;
}

/* --- HUD Buttons --- */
.hud-btn {
  position: relative;
  padding: 0.8rem 2rem;
  background: transparent;
  border: 1px solid var(--color-electric-blue);
  color: var(--color-electric-blue);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease;
}

.hud-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

.hud-btn:hover::before {
  left: 100%;
}

.hud-btn.primary {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.3),
              inset 0 0 15px rgba(0, 255, 255, 0.1);
}

.hud-btn.primary:hover {
  box-shadow: 0 0 30px var(--color-electric-blue),
              inset 0 0 20px rgba(0, 255, 255, 0.2);
  background: rgba(0, 255, 255, 0.1);
}

.hud-btn.secondary {
  border-color: var(--color-cyber-pink);
  color: var(--color-cyber-pink);
  box-shadow: 0 0 15px rgba(255, 0, 255, 0.3),
              inset 0 0 15px rgba(255, 0, 255, 0.1);
}

.hud-btn.secondary:hover {
  box-shadow: 0 0 30px var(--color-cyber-pink),
              inset 0 0 20px rgba(255, 0, 255, 0.2);
  background: rgba(255, 0, 255, 0.1);
}

.btn-border {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 1px solid transparent;
  pointer-events: none;
}

/* --- Hero Section --- */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-bg-effects {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.neon-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(90deg, transparent 0%, rgba(0, 255, 255, 0.05) 50%, transparent 100%);
  animation: neonSweep 8s ease-in-out infinite;
}

@keyframes neonSweep {
  0%, 100% { opacity: 0; transform: translateX(-100%); }
  50% { opacity: 1; transform: translateX(100%); }
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 2rem;
}

.hero-tagline .tagline-prefix {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-silver);
  letter-spacing: 0.3em;
}

.hero-title {
  margin: 2rem 0;
}

.title-line {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw, 6rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--color-white);
  text-shadow: 0 0 30px rgba(0, 255, 255, 0.5),
               0 0 60px rgba(0, 255, 255, 0.3);
  line-height: 1.2;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--color-silver);
  margin-bottom: 3rem;
  letter-spacing: 0.05em;
}

.accent-text {
  color: var(--color-electric-blue);
  text-shadow: 0 0 10px var(--color-electric-blue);
}

.hero-cta-group {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 2;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--color-electric-blue);
  border-bottom: 2px solid var(--color-electric-blue);
  transform: rotate(45deg);
  margin: 0 auto 1rem;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 1; }
  50% { transform: rotate(45deg) translate(5px, 5px); opacity: 0.5; }
}

.scroll-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-silver);
  letter-spacing: 0.2em;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-electric-blue);
  letter-spacing: 0.3em;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-white);
  text-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
}

/* --- Glitch Text Effect --- */
.glitch-text {
  position: relative;
  display: inline-block;
}

.glitch-text::before,
.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
}

.glitch-text::before {
  color: var(--color-cyber-pink);
  animation: glitch-1 3s infinite linear;
  clip-path: inset(0 0 0 0);
}

.glitch-text::after {
  color: var(--color-electric-blue);
  animation: glitch-2 3s infinite linear;
  clip-path: inset(0 0 0 0);
}

@keyframes glitch-1 {
  0%, 95% { clip-path: inset(0 0 100% 0); }
  96% { clip-path: inset(20% 0 40% 0); transform: translate(-3px); }
  97% { clip-path: inset(60% 0 10% 0); transform: translate(3px); }
  98%, 100% { clip-path: inset(0 0 100% 0); }
}

@keyframes glitch-2 {
  0%, 95% { clip-path: inset(0 0 100% 0); }
  96% { clip-path: inset(40% 0 20% 0); transform: translate(3px); }
  97% { clip-path: inset(10% 0 60% 0); transform: translate(-3px); }
  98%, 100% { clip-path: inset(0 0 100% 0); }
}

/* --- Prologue Section --- */
.prologue-section {
  padding: 8rem 0;
  position: relative;
}

.prologue-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.prologue-text p {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 2;
  color: var(--color-silver);
  margin-bottom: 1.5rem;
}

/* --- HUD Panel --- */
.hud-panel {
  background: rgba(0, 31, 63, 0.3);
  border: 1px solid rgba(0, 255, 255, 0.3);
  padding: 2rem;
  position: relative;
}

.hud-panel::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  width: 60%;
  height: 2px;
  background: var(--color-electric-blue);
  box-shadow: 0 0 10px var(--color-electric-blue);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

.panel-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-electric-blue);
  letter-spacing: 0.2em;
}

.panel-status {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-warning {
  background: var(--color-bright-yellow);
  box-shadow: 0 0 10px var(--color-bright-yellow);
  animation: statusBlink 1s ease-in-out infinite;
}

@keyframes statusBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.panel-body .data-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.data-row .label {
  color: var(--color-silver);
}

.data-row .value {
  color: var(--color-electric-blue);
}

.value-critical {
  color: var(--color-cyber-pink) !important;
  text-shadow: 0 0 10px var(--color-cyber-pink);
}

.value-success {
  color: var(--color-neon-green) !important;
  text-shadow: 0 0 10px var(--color-neon-green);
}

/* --- Solution Section --- */
.solution-section {
  padding: 8rem 0;
  background: linear-gradient(180deg, transparent 0%, rgba(42, 10, 42, 0.2) 50%, transparent 100%);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.feature-card {
  background: rgba(0, 31, 63, 0.2);
  border: 1px solid rgba(0, 255, 255, 0.15);
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  transition: all 0.4s ease;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 2px;
  background: var(--color-electric-blue);
  box-shadow: 0 0 10px var(--color-electric-blue);
}

.feature-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.2),
              inset 0 0 30px rgba(0, 255, 255, 0.05);
  transform: translateY(-10px);
}

.card-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  color: var(--color-electric-blue);
}

.icon-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 10px var(--color-electric-blue));
  transition: all 0.4s ease;
}

.feature-card:hover .icon-svg {
  filter: drop-shadow(0 0 20px var(--color-electric-blue));
  transform: scale(1.1);
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.feature-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-silver);
  line-height: 1.8;
}

/* --- Technology Section --- */
.tech-section {
  padding: 8rem 0;
}

.tech-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

/* --- Tech Diagram --- */
.tech-diagram {
  position: relative;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.diagram-node {
  width: 140px;
  height: 80px;
  background: rgba(0, 31, 63, 0.5);
  border: 1px solid var(--color-electric-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  transition: all 0.4s ease;
}

.diagram-node:hover {
  box-shadow: 0 0 30px var(--color-electric-blue);
}

.node-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-electric-blue);
  letter-spacing: 0.1em;
}

.node-pulse {
  position: absolute;
  top: -5px;
  left: -5px;
  width: calc(100% + 10px);
  height: calc(100% + 10px);
  border: 1px solid var(--color-electric-blue);
  animation: nodePulse 2s ease-in-out infinite;
}

@keyframes nodePulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.node-core { top: 10%; left: 50%; transform: translateX(-50%); }
.node-neural { top: 35%; right: 10%; }
.node-security { top: 60%; left: 10%; }
.node-interface { top: 85%; left: 50%; transform: translateX(-50%); }

.diagram-connector {
  position: absolute;
  background: var(--color-electric-blue);
  opacity: 0.3;
}

.conn-1 {
  width: 2px;
  height: 60px;
  top: 25%;
  left: 50%;
}

.conn-2 {
  width: 80px;
  height: 2px;
  top: 45%;
  right: 15%;
}

.conn-3 {
  width: 60px;
  height: 2px;
  top: 70%;
  left: 20%;
}

/* --- Detail Panels --- */
.detail-panel {
  background: rgba(0, 31, 63, 0.2);
  border-left: 3px solid var(--color-electric-blue);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: all 0.4s ease;
}

.detail-panel:hover {
  background: rgba(0, 31, 63, 0.4);
  box-shadow: -5px 0 20px rgba(0, 255, 255, 0.2);
}

.panel-heading {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-electric-blue);
  margin-bottom: 1rem;
}

.heading-tag {
  display: block;
  font-size: 0.75rem;
  color: var(--color-silver);
  margin-bottom: 0.5rem;
  letter-spacing: 0.2em;
}

.panel-body-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-silver);
  line-height: 1.8;
}

/* --- Roadmap Section --- */
.roadmap-section {
  padding: 8rem 0;
  background: linear-gradient(180deg, transparent 0%, rgba(42, 10, 42, 0.2) 50%, transparent 100%);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-electric-blue), var(--color-cyber-pink));
}

.timeline-item {
  position: relative;
  padding: 3rem 0 0;
  width: 50%;
}

.timeline-left {
  margin-left: 0;
  text-align: right;
  padding-right: 40px;
}

.timeline-right {
  margin-left: auto;
  text-align: left;
  padding-left: 40px;
}

.timeline-marker {
  position: absolute;
  top: 3rem;
  width: 16px;
  height: 16px;
  background: var(--color-bg);
  border: 2px solid var(--color-electric-blue);
  border-radius: 50%;
  z-index: 1;
}

.timeline-left .timeline-marker {
  right: -8px;
}

.timeline-right .timeline-marker {
  left: -8px;
}

.timeline-content {
  background: rgba(0, 31, 63, 0.2);
  border: 1px solid rgba(0, 255, 255, 0.15);
  padding: 2rem;
  transition: all 0.4s ease;
}

.timeline-content:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.15);
}

.timeline-date {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-electric-blue);
  letter-spacing: 0.2em;
  margin-bottom: 0.5rem;
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.timeline-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-silver);
  line-height: 1.8;
}

/* --- CTA Section --- */
.cta-section {
  padding: 10rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bg-effects .cta-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 0, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 0, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
  animation: ctaPulse 4s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.3); opacity: 1; }
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--color-white);
  text-shadow: 0 0 30px rgba(0, 255, 255, 0.5),
               0 0 60px rgba(0, 255, 255, 0.3);
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--color-silver);
  margin-bottom: 3rem;
}

/* --- Countdown Timer --- */
.cta-timer {
  margin-bottom: 4rem;
}

.timer-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-electric-blue);
  letter-spacing: 0.3em;
  margin-bottom: 1.5rem;
}

.timer-display {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.timer-unit {
  background: rgba(0, 31, 63, 0.4);
  border: 1px solid rgba(0, 255, 255, 0.3);
  padding: 1.5rem;
  text-align: center;
}

.timer-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-electric-blue);
  text-shadow: 0 0 15px var(--color-electric-blue);
}

.timer-text {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-silver);
  letter-spacing: 0.2em;
  margin-top: 0.5rem;
}

.timer-separator {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-electric-blue);
  opacity: 0.5;
}

/* --- Footer --- */
.footer-section {
  padding: 3rem 0;
  border-top: 1px solid rgba(0, 255, 255, 0.2);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--color-electric-blue);
  text-shadow: 0 0 10px var(--color-electric-blue);
}

.copyright {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-silver);
  margin-top: 0.5rem;
}

.footer-right {
  display: flex;
  gap: 2rem;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-silver);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: all 0.3s ease;
}

.footer-link:hover {
  color: var(--color-electric-blue);
  text-shadow: 0 0 10px var(--color-electric-blue);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
  .hud-nav {
    padding: 1rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .prologue-content,
  .tech-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .solution-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 40px;
    text-align: left !important;
  }
  
  .timeline-left,
  .timeline-right {
    margin-left: 0;
    padding-right: 0;
    padding-left: 40px;
  }
  
  .timeline-marker {
    left: 12px !important;
    right: auto !important;
  }
  
  .timer-display {
    flex-wrap: wrap;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-right {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-cta-group {
    flex-direction: column;
    align-items: center;
  }
  
  .timer-unit {
    padding: 1rem;
  }
  
  .timer-value {
    font-size: 1.5rem;
  }
}