* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #080A18;
  --color-bg-secondary: #0d1025;
  --color-cyan: #00FFFF;
  --color-cyan-glow: rgba(0, 255, 255, 0.4);
  --color-violet: #7B24FF;
  --color-violet-glow: rgba(123, 36, 255, 0.3);
  --color-white: #FFFFFF;
  --color-gray-light: #B8C5D6;
  --color-gray: #6B7A8F;
  --color-gray-dark: #2A3140;
  --spacing-unit: 8px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-white);
  background-color: var(--color-bg);
  overflow-x: hidden;
  line-height: 1.6;
}

.starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(2px 2px at 20% 30%, white, transparent),
              radial-gradient(2px 2px at 60% 70%, white, transparent),
              radial-gradient(1px 1px at 50% 50%, white, transparent),
              radial-gradient(1px 1px at 80% 10%, white, transparent),
              radial-gradient(2px 2px at 90% 60%, white, transparent),
              radial-gradient(1px 1px at 33% 80%, white, transparent),
              radial-gradient(1px 1px at 15% 60%, white, transparent);
  background-size: 200% 200%;
  background-position: 0% 0%;
  animation: starfieldMove 200s linear infinite;
  opacity: 0.4;
  z-index: -2;
}

.nebula {
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, var(--color-violet-glow) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(0, 100, 255, 0.2) 0%, transparent 50%);
  animation: nebulaFloat 60s ease-in-out infinite;
  z-index: -1;
  opacity: 0.3;
}

@keyframes starfieldMove {
  0% { background-position: 0% 0%; }
  100% { background-position: 100% 100%; }
}

@keyframes nebulaFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(10%, 5%) rotate(5deg); }
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(8, 10, 24, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
  z-index: 1000;
  transition: background 0.3s ease;
}

nav.scrolled {
  background: rgba(8, 10, 24, 0.95);
  box-shadow: 0 4px 30px rgba(0, 255, 255, 0.1);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-cyan);
  text-shadow: 0 0 20px var(--color-cyan-glow);
}

.nav-links {
  display: flex;
  gap: calc(var(--spacing-unit) * 4);
}

.nav-link {
  color: var(--color-gray-light);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-cyan);
  box-shadow: 0 0 10px var(--color-cyan);
  transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-cyan);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--spacing-unit) * 10) calc(var(--spacing-unit) * 4);
  position: relative;
}

.section-container {
  max-width: 1400px;
  width: 100%;
}

.section-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing-unit) * 3);
  letter-spacing: -1px;
  line-height: 1.2;
}

.section-intro {
  font-size: 1.2rem;
  color: var(--color-gray-light);
  margin-bottom: calc(var(--spacing-unit) * 6);
  max-width: 900px;
  line-height: 1.8;
}

.glow-text {
  color: var(--color-cyan);
  text-shadow: 0 0 30px var(--color-cyan-glow), 0 0 60px var(--color-cyan-glow);
  animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { text-shadow: 0 0 30px var(--color-cyan-glow), 0 0 60px var(--color-cyan-glow); }
  50% { text-shadow: 0 0 40px var(--color-cyan-glow), 0 0 80px var(--color-cyan-glow), 0 0 100px var(--color-cyan-glow); }
}

.hero-section {
  flex-direction: column;
  text-align: center;
  padding-top: calc(var(--spacing-unit) * 15);
}

.hero-title {
  font-size: 5rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing-unit) * 3);
  letter-spacing: -2px;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.4rem;
  color: var(--color-gray-light);
  margin-bottom: calc(var(--spacing-unit) * 6);
  font-weight: 300;
}

.engine-visual {
  margin: calc(var(--spacing-unit) * 8) 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.engine-core {
  width: 300px;
  height: 300px;
  position: relative;
  animation: engineRotate 20s linear infinite;
}

@keyframes engineRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.nozzle-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 2px solid var(--color-cyan);
  box-shadow: 0 0 20px var(--color-cyan-glow), inset 0 0 20px var(--color-cyan-glow);
}

.ring-1 {
  width: 280px;
  height: 280px;
  animation: ringPulse 2s ease-in-out infinite;
}

.ring-2 {
  width: 200px;
  height: 200px;
  border-color: var(--color-violet);
  box-shadow: 0 0 20px var(--color-violet-glow), inset 0 0 20px var(--color-violet-glow);
  animation: ringPulse 2s ease-in-out infinite 0.5s;
}

.ring-3 {
  width: 120px;
  height: 120px;
  animation: ringPulse 2s ease-in-out infinite 1s;
}

@keyframes ringPulse {
  0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.05); }
}

.core-center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  background: radial-gradient(circle, var(--color-cyan) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  box-shadow: 0 0 40px var(--color-cyan), 0 0 80px var(--color-cyan-glow);
  animation: coreGlow 2s ease-in-out infinite;
}

@keyframes coreGlow {
  0%, 100% { box-shadow: 0 0 40px var(--color-cyan), 0 0 80px var(--color-cyan-glow); }
  50% { box-shadow: 0 0 60px var(--color-cyan), 0 0 120px var(--color-cyan-glow); }
}

.thrust-particle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--color-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-cyan);
}

.thrust-particle:nth-child(4) {
  animation: particleMove1 3s ease-in-out infinite;
}

.thrust-particle:nth-child(5) {
  animation: particleMove2 3s ease-in-out infinite 1s;
}

.thrust-particle:nth-child(6) {
  animation: particleMove3 3s ease-in-out infinite 2s;
}

@keyframes particleMove1 {
  0% { transform: translate(-50%, -50%) translateY(0) scale(1); opacity: 1; }
  100% { transform: translate(-50%, -50%) translateY(150px) scale(0); opacity: 0; }
}

@keyframes particleMove2 {
  0% { transform: translate(-50%, -50%) translateY(0) translateX(-30px) scale(1); opacity: 1; }
  100% { transform: translate(-50%, -50%) translateY(150px) translateX(-60px) scale(0); opacity: 0; }
}

@keyframes particleMove3 {
  0% { transform: translate(-50%, -50%) translateY(0) translateX(30px) scale(1); opacity: 1; }
  100% { transform: translate(-50%, -50%) translateY(150px) translateX(60px) scale(0); opacity: 0; }
}

.cta-button {
  display: inline-block;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 6);
  background: transparent;
  border: 2px solid var(--color-cyan);
  color: var(--color-cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 100%;
  background: var(--color-cyan);
  transform: translate(-50%, -50%);
  transition: width 0.3s ease;
  z-index: -1;
}

.cta-button:hover {
  color: var(--color-bg);
  box-shadow: 0 0 30px var(--color-cyan-glow);
}

.cta-button:hover::before {
  width: 100%;
}

.cta-button.secondary {
  border-color: var(--color-violet);
  color: var(--color-violet);
}

.cta-button.secondary::before {
  background: var(--color-violet);
}

.cta-button.secondary:hover {
  box-shadow: 0 0 30px var(--color-violet-glow);
}

.button-glow {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.cta-button:hover .button-glow {
  left: 100%;
}

.scroll-indicator {
  position: absolute;
  bottom: calc(var(--spacing-unit) * 4);
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--color-gray);
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.scroll-arrow {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-cyan), transparent);
  margin: calc(var(--spacing-unit)) auto 0;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(10px); opacity: 1; }
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
  margin-top: calc(var(--spacing-unit) * 6);
}

.mission-card {
  background: rgba(13, 16, 37, 0.6);
  border: 1px solid rgba(0, 255, 255, 0.2);
  padding: calc(var(--spacing-unit) * 4);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.mission-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-cyan), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.mission-card:hover {
  border-color: var(--color-cyan);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.2);
  transform: translateY(-5px);
}

.mission-card:hover::before {
  transform: translateX(100%);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: calc(var(--spacing-unit) * 3);
  position: relative;
}

.icon-circle {
  width: 80px;
  height: 80px;
  border: 2px solid var(--color-cyan);
  border-radius: 50%;
  position: absolute;
  animation: iconRotate 10s linear infinite;
}

@keyframes iconRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.icon-data {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-cyan);
  z-index: 1;
}

.mission-card h3 {
  font-size: 1.5rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--color-white);
}

.mission-card p {
  color: var(--color-gray-light);
  line-height: 1.8;
}

.engine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
  margin-top: calc(var(--spacing-unit) * 6);
}

.engine-card {
  background: rgba(13, 16, 37, 0.6);
  border: 1px solid rgba(107, 122, 143, 0.3);
  padding: calc(var(--spacing-unit) * 4);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.engine-card.featured {
  border-color: var(--color-cyan);
  box-shadow: 0 0 40px rgba(0, 255, 255, 0.2);
}

.engine-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.engine-card:hover::after {
  opacity: 1;
}

.engine-card:hover {
  border-color: var(--color-cyan);
  transform: translateY(-5px);
}

.card-header {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit));
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-gray);
  box-shadow: 0 0 10px var(--color-gray);
}

.status-indicator.active {
  background: var(--color-cyan);
  box-shadow: 0 0 20px var(--color-cyan);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-text {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-gray);
}

.engine-card h3 {
  font-size: 1.8rem;
  margin-bottom: calc(var(--spacing-unit) * 3);
  color: var(--color-cyan);
}

.engine-specs {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 2);
  margin: calc(var(--spacing-unit) * 3) 0;
  padding: calc(var(--spacing-unit) * 3);
  background: rgba(0, 0, 0, 0.3);
  border-left: 2px solid var(--color-cyan);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.spec-label {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.spec-value {
  color: var(--color-cyan);
  font-size: 1.2rem;
  font-weight: 600;
}

.engine-desc {
  color: var(--color-gray-light);
  line-height: 1.8;
  font-size: 0.95rem;
}

.launch-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 8);
  margin-top: calc(var(--spacing-unit) * 6);
}

.launch-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--spacing-unit) * 3);
  margin: calc(var(--spacing-unit) * 4) 0;
}

.launch-spec-card {
  background: rgba(13, 16, 37, 0.6);
  border: 1px solid rgba(0, 255, 255, 0.2);
  padding: calc(var(--spacing-unit) * 3);
  text-align: center;
}

.launch-spec-card h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-gray);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.spec-big {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-cyan);
  margin: calc(var(--spacing-unit)) 0;
}

.spec-detail {
  font-size: 0.85rem;
  color: var(--color-gray-light);
}

.launch-features {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 2);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  color: var(--color-gray-light);
}

.feature-dot {
  width: 8px;
  height: 8px;
  background: var(--color-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-cyan);
  flex-shrink: 0;
}

.launch-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.vehicle-schematic {
  position: relative;
  width: 200px;
  height: 500px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.vehicle-stage {
  width: 100%;
  border: 2px solid var(--color-cyan);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 255, 255, 0.05);
  box-shadow: inset 0 0 20px rgba(0, 255, 255, 0.1);
}

.stage-1 {
  height: 200px;
  clip-path: polygon(20% 0%, 80% 0%, 100% 100%, 0% 100%);
}

.stage-2 {
  height: 150px;
  width: 80%;
  margin-top: -2px;
}

.payload {
  height: 120px;
  width: 60%;
  margin-top: -2px;
  clip-path: polygon(0% 20%, 50% 0%, 100% 20%, 100% 100%, 0% 100%);
  border-color: var(--color-violet);
  background: rgba(123, 36, 255, 0.1);
  box-shadow: inset 0 0 20px rgba(123, 36, 255, 0.2);
}

.stage-label {
  font-size: 0.75rem;
  color: var(--color-cyan);
  text-align: center;
  letter-spacing: 1px;
  line-height: 1.4;
  text-transform: uppercase;
  z-index: 1;
}

.payload .stage-label {
  color: var(--color-violet);
}

.schematic-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 20px, rgba(0, 255, 255, 0.1) 20px, rgba(0, 255, 255, 0.1) 21px);
  pointer-events: none;
}

.careers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
  margin: calc(var(--spacing-unit) * 6) 0;
}

.career-area {
  background: rgba(13, 16, 37, 0.6);
  border: 1px solid rgba(123, 36, 255, 0.3);
  padding: calc(var(--spacing-unit) * 4);
  transition: all 0.3s ease;
}

.career-area:hover {
  border-color: var(--color-violet);
  box-shadow: 0 0 30px rgba(123, 36, 255, 0.2);
  transform: translateY(-5px);
}

.career-area h4 {
  font-size: 1.3rem;
  color: var(--color-violet);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.career-area p {
  color: var(--color-gray-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: calc(var(--spacing-unit) * 8);
  margin-top: calc(var(--spacing-unit) * 6);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 4);
}

.contact-item h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-cyan);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.contact-item p {
  color: var(--color-gray-light);
  line-height: 1.8;
}

.contact-form {
  background: rgba(13, 16, 37, 0.6);
  border: 1px solid rgba(0, 255, 255, 0.2);
  padding: calc(var(--spacing-unit) * 4);
}

.form-group {
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(107, 122, 143, 0.3);
  color: var(--color-white);
  padding: calc(var(--spacing-unit) * 2);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray);
}

.contact-form button[type="submit"] {
  width: 100%;
  border: none;
  cursor: pointer;
}

.footer {
  background: rgba(8, 10, 24, 0.9);
  border-top: 1px solid rgba(0, 255, 255, 0.2);
  padding: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 4);
  text-align: center;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-cyan);
  text-shadow: 0 0 20px var(--color-cyan-glow);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-tagline {
  color: var(--color-gray-light);
  font-size: 1rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-copy {
  color: var(--color-gray);
  font-size: 0.85rem;
}

@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }

  .section-title {
    font-size: 2.5rem;
  }

  .launch-content,
  .contact-content {
    grid-template-columns: 1fr;
  }

  .launch-specs {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .section {
    padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 3);
  }

  .mission-grid,
  .engine-grid,
  .careers-grid {
    grid-template-columns: 1fr;
  }

  .engine-core {
    width: 200px;
    height: 200px;
  }

  .ring-1 {
    width: 180px;
    height: 180px;
  }

  .ring-2 {
    width: 130px;
    height: 130px;
  }

  .ring-3 {
    width: 80px;
    height: 80px;
  }
}