/* ============================================
   GALAXY TITANS — Sci-Fi TCG Landing Page
   ============================================ */

:root {
  /* Colors */
  --space-black: #0a0a0f;
  --space-deep: #0d0d14;
  --space-mid: #12121a;
  --electric-purple: #8b5cf6;
  --electric-purple-dim: #6d28d9;
  --neon-blue: #06b6d4;
  --neon-blue-dim: #0891b2;
  --cosmic-pink: #ec4899;
  --cosmic-pink-dim: #db2777;
  --glow-white: rgba(255, 255, 255, 0.9);
  --glow-purple: rgba(139, 92, 246, 0.6);
  --glow-blue: rgba(6, 182, 212, 0.5);
  --glow-pink: rgba(236, 72, 153, 0.5);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Typography */
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;

  /* Spacing & Layout */
  --container-max: 1200px;
  --section-padding: clamp(4rem, 10vw, 8rem);
  --gap: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--space-black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text-primary);
  text-shadow: 0 0 30px var(--glow-purple);
}

/* ============================================
   PARTICLE LAYER (background)
   ============================================ */
.particle-layer {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.hero-starfield-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

.hero-stars {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    radial-gradient(2px 2px at 20px 30px, var(--glow-white), transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.6), transparent),
    radial-gradient(2px 2px at 50px 160px, rgba(255,255,255,0.4), transparent),
    radial-gradient(2px 2px at 90px 40px, var(--glow-white), transparent),
    radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.5), transparent);
  background-size: 200px 200px;
  animation: starfield-drift 120s linear infinite;
  opacity: 0.8;
}

.hero-nebula {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    radial-gradient(ellipse 80% 50% at 50% 20%, rgba(139, 92, 246, 0.15), transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(6, 182, 212, 0.1), transparent 45%),
    radial-gradient(ellipse 50% 30% at 20% 70%, rgba(236, 72, 153, 0.08), transparent 40%);
  animation: nebula-pulse 20s ease-in-out infinite;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 3;
  background-image:
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent 70%);
}

@keyframes starfield-drift {
  from { transform: translate(0, 0); }
  to { transform: translate(-100px, -50px); }
}

@keyframes nebula-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.hero-content {
  text-align: center;
  padding: 2rem 1rem;
  position: relative;
  z-index: 4;
}

.hero-title {
  margin-bottom: 1rem;
  line-height: 0;
}

.hero-logo {
  display: block;
  width: 100%;
  max-width: min(90vw, 520px);
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 0 40px rgba(139, 92, 246, 0.5));
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1rem 2rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--electric-purple), var(--cosmic-pink));
  color: var(--text-primary);
  box-shadow: 0 0 30px var(--glow-purple);
}

.btn-primary:hover {
  box-shadow: 0 0 50px var(--glow-purple), 0 0 80px var(--glow-pink);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--neon-blue);
  border: 2px solid var(--neon-blue);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.btn-secondary:hover {
  background: rgba(6, 182, 212, 0.15);
  box-shadow: 0 0 40px var(--glow-blue);
  transform: translateY(-2px);
}

/* Energy line separator */
.energy-line {
  position: absolute;
  bottom: 0;
  z-index: 4;
  left: 0;
  right: 0;
  height: 2px;
  overflow: hidden;
}

.energy-line-glow {
  position: absolute;
  inset: -4px 0;
  background: linear-gradient(90deg, transparent, var(--neon-blue), var(--electric-purple), var(--cosmic-pink), transparent);
  opacity: 0.6;
  filter: blur(4px);
  animation: energy-flow 4s linear infinite;
}

.energy-line-core {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--neon-blue), var(--electric-purple), var(--cosmic-pink), transparent);
  background-size: 200% 100%;
  animation: energy-flow 2s linear infinite;
}

@keyframes energy-flow {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

/* ============================================
   SECTION BACKGROUNDS (images/backgrounds/)
   ============================================ */
.section.section-bg {
  position: relative;
  overflow: hidden;
}

.section.section-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.section.section-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: rgba(10, 10, 15, 0.78);
  pointer-events: none;
}

.section.section-bg .container {
  position: relative;
  z-index: 1;
}

/* About: galaxy_titans_background (1).jpg */
.section.about.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(1).jpg');
}

/* Features: galaxy_titans_background (2).jpg */
.section.features.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(2).jpg');
}

/* Video: galaxy_titans_background (3).jpg */
.section.video-section.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(3).jpg');
}

/* Titans: galaxy_titans_background (4).jpg */
.section.titans.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(4).jpg');
}

/* Trading Cards: galaxy_titans_background (5).jpg */
.section.cards-preview.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(5).jpg');
}

/* Join the Fleet: galaxy_titans_background (6).jpg */
.section.join.section-bg::before {
  background-image: url('images/backgrounds/galaxy_titans_background%20(6).jpg');
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: linear-gradient(180deg, var(--space-black) 0%, var(--space-deep) 50%, var(--space-black) 100%);
}

.about.section-bg { background: transparent; }

.about-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.about-lead {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.about-text {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ============================================
   FEATURES
   ============================================ */
.features {
  background: var(--space-deep);
}

.features.section-bg { background: transparent; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.06), transparent);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.1), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.feature-card:hover {
  border-color: var(--electric-purple);
  box-shadow: 0 0 40px rgba(139, 92, 246, 0.2), inset 0 0 60px rgba(139, 92, 246, 0.05);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card:hover .feature-icon {
  color: var(--electric-purple);
  filter: drop-shadow(0 0 20px var(--glow-purple));
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  color: var(--neon-blue);
  transition: all 0.4s ease;
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ============================================
   VIDEO
   ============================================ */
.video-section {
  background: var(--space-black);
}

.video-section.section-bg { background: transparent; }

.video-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--space-mid);
  border: 1px solid var(--border-subtle);
  padding: 12px;
  box-shadow: 0 0 60px rgba(139, 92, 246, 0.15), inset 0 0 80px rgba(0,0,0,0.5);
}

.video-frame-corner {
  position: absolute;
  width: 40px;
  height: 40px;
  border-color: var(--electric-purple);
  border-style: solid;
  border-width: 0;
  opacity: 0.8;
}

.video-frame-tl { top: 8px; left: 8px; border-top-width: 2px; border-left-width: 2px; }
.video-frame-tr { top: 8px; right: 8px; border-top-width: 2px; border-right-width: 2px; }
.video-frame-bl { bottom: 8px; left: 8px; border-bottom-width: 2px; border-left-width: 2px; }
.video-frame-br { bottom: 8px; right: 8px; border-bottom-width: 2px; border-right-width: 2px; }

.video-embed {
  position: relative;
  width: 100%;
  height: 100%;
  background: var(--space-deep);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  background: url('images/video-thumbnail.png') center / cover no-repeat,
              linear-gradient(180deg, rgba(10, 10, 15, 0.65) 0%, rgba(10, 10, 15, 0.82) 100%);
  color: var(--text-muted);
}

.video-embed iframe[src]:not([src=""]) + .video-placeholder {
  display: none;
}

.video-placeholder-icon {
  font-size: 3.5rem;
  color: #fff;
  opacity: 1;
  filter: drop-shadow(0 0 12px rgba(139, 92, 246, 0.9)) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.8));
  text-shadow: 0 0 20px rgba(139, 92, 246, 0.8), 0 2px 4px rgba(0, 0, 0, 0.9);
}

.video-placeholder-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #fff;
  text-shadow: 0 0 16px rgba(6, 182, 212, 0.6), 0 2px 8px rgba(0, 0, 0, 0.9), 0 1px 3px rgba(0, 0, 0, 0.95);
}

/* ============================================
   TITANS
   ============================================ */
.titans {
  background: linear-gradient(180deg, var(--space-deep), var(--space-black));
}

.titans.section-bg { background: transparent; }

.titans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.titan-card {
  background: linear-gradient(180deg, rgba(6, 182, 212, 0.04), transparent);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.4s ease;
}

.titan-card:hover {
  border-color: var(--neon-blue);
  box-shadow: 0 0 50px rgba(6, 182, 212, 0.2), 0 0 100px rgba(6, 182, 212, 0.05);
  transform: translateY(-4px);
}

.titan-image {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--space-mid), var(--space-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.titan-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.titan-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, var(--space-deep) 100%);
  pointer-events: none;
}

.titan-placeholder {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: var(--electric-purple);
  opacity: 0.3;
}

.titan-info {
  padding: 1.5rem;
}

.titan-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.titan-theme {
  display: block;
  font-size: 0.9rem;
  color: var(--neon-blue);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.titan-flavor {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* ============================================
   TRADING CARD PREVIEW (floating cards)
   ============================================ */
.cards-preview {
  background: var(--space-black);
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.cards-preview.section-bg { background: transparent; }

.cards-float {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  perspective: 1000px;
  padding: 2rem 0;
  width: 100%;
}

.card-mockup {
  flex-shrink: 0;
  width: 200px;
  height: 280px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
}

.card-mockup:hover {
  transform: rotateY(-8deg) rotateX(5deg) translateZ(20px) scale(1.05);
}

.card-mockup-titan { --card-accent: var(--electric-purple); }
.card-mockup-ship { --card-accent: var(--neon-blue); }
.card-mockup-command { --card-accent: var(--cosmic-pink); }

.card-face {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--space-mid), var(--space-deep));
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transition: all 0.4s ease;
  overflow: hidden;
}

.card-mockup:hover .card-face {
  border-color: var(--card-accent);
  box-shadow: 0 0 40px rgba(139, 92, 246, 0.3), 0 25px 80px rgba(0,0,0,0.5);
}

.card-type {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--card-accent);
  margin-bottom: 8px;
}

.card-art {
  flex: 1;
  min-height: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.05));
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 6px;
  margin-bottom: 8px;
}

.card-name {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

/* ============================================
   JOIN THE FLEET
   ============================================ */
.join {
  background: linear-gradient(180deg, var(--space-deep), var(--space-mid));
  border-top: 1px solid var(--border-subtle);
}

.join.section-bg { background: transparent; }

.join-text {
  text-align: center;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}

.join-form {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  max-width: 480px;
  margin: 0 auto 1rem;
  justify-content: center;
}

.join-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--space-black);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.join-form input[type="email"]::placeholder {
  color: var(--text-muted);
}

.join-form input[type="email"]:focus {
  outline: none;
  border-color: var(--electric-purple);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.join-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 3rem 0;
  background: var(--space-black);
  border-top: 1px solid var(--border-subtle);
}

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

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  text-decoration: none;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.social-link:hover {
  color: var(--electric-purple);
  border-color: var(--electric-purple);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

.social-link img,
.social-link .cardmaker-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
}

.social-link .cardmaker-icon {
  flex-shrink: 0;
}

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

/* ============================================
   SCROLL ANIMATIONS (triggered by JS)
   ============================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.features-grid [data-animate].animated { transition-delay: 0.1s; }
.features-grid .feature-card:nth-child(1)[data-animate].animated { transition-delay: 0.1s; }
.features-grid .feature-card:nth-child(2)[data-animate].animated { transition-delay: 0.2s; }
.features-grid .feature-card:nth-child(3)[data-animate].animated { transition-delay: 0.3s; }
.features-grid .feature-card:nth-child(4)[data-animate].animated { transition-delay: 0.4s; }

.titans-grid .titan-card:nth-child(1)[data-animate].animated { transition-delay: 0.1s; }
.titans-grid .titan-card:nth-child(2)[data-animate].animated { transition-delay: 0.2s; }
.titans-grid .titan-card:nth-child(3)[data-animate].animated { transition-delay: 0.3s; }
.titans-grid .titan-card:nth-child(4)[data-animate].animated { transition-delay: 0.4s; }

/* ============================================
   FLOATING CARD ANIMATION (subtle drift)
   ============================================ */
.card-mockup-titan { animation: float-card 8s ease-in-out infinite; }
.card-mockup-ship { animation: float-card 8s ease-in-out infinite 1.5s; }
.card-mockup-command { animation: float-card 8s ease-in-out infinite 3s; }

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

.card-mockup:hover {
  animation: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .hero-logo {
    max-width: min(92vw, 380px);
  }

  .hero-subtitle {
    letter-spacing: 0.15em;
  }

  .section-title {
    letter-spacing: 0.1em;
  }

  .cards-float {
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
  }

  .card-mockup {
    width: 160px;
    height: 224px;
  }

  .join-form {
    flex-direction: column;
  }

  .join-form input[type="email"] {
    min-width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}