/* ============================================
   SPLASH SCREEN - PREMIUM STYLES
   ============================================ */

.splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
  cursor: pointer;
}

/* Three.js Canvas Background */
.splash-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.splash-background canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Content Container */
.splash-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 40px 20px;
  text-align: center;
  pointer-events: none;
}

/* Header with Icons */
.splash-header {
  margin-bottom: 60px;
  animation: fadeInDown 1s ease-out;
}

.splash-icon-group {
  display: flex;
  gap: 30px;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px;
}

.splash-icon {
  font-size: 48px;
  color: #d4af37;
  filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.4));
  opacity: 0;
  animation: iconFloat 1.2s ease-out backwards;
}

.splash-icon-1 {
  animation-delay: 0.2s;
}

.splash-icon-2 {
  animation-delay: 0.4s;
}

.splash-icon-3 {
  animation-delay: 0.6s;
}

@keyframes iconFloat {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.8);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Title Section */
.splash-title {
  font-size: clamp(36px, 8vw, 64px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 30px 0;
  line-height: 1.2;
  color: #ffffff;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.splash-welcome {
  display: block;
  font-size: 0.5em;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: #d4af37;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.3s forwards;
  text-transform: uppercase;
}

.splash-brand {
  display: block;
  color: #d4af37;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.5s forwards;
  background: linear-gradient(135deg, #d4af37 0%, #f0c857 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px rgba(212, 175, 55, 0.3));
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Divider */
.splash-divider {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, #d4af37, transparent);
  margin: 30px auto;
  opacity: 0;
  animation: scaleIn 0.6s ease-out 0.7s forwards;
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scaleX(0);
  }
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

/* Message Container */
.splash-text-container {
  max-width: 800px;
  margin: 0 auto 40px;
}

.splash-message {
  font-size: clamp(14px, 2.5vw, 18px);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  font-weight: 400;
  letter-spacing: 0.3px;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.splash-line-1,
.splash-line-2,
.splash-line-3,
.splash-line-4 {
  display: block;
  opacity: 0;
  animation: fadeInText 0.8s ease-out forwards;
  margin: 12px 0;
}

.splash-line-1 {
  animation-delay: 0.8s;
  color: #d4af37;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.splash-line-2 {
  animation-delay: 1.1s;
}

.splash-line-3 {
  animation-delay: 1.4s;
}

.splash-line-4 {
  animation-delay: 1.7s;
  color: #f0c857;
  font-weight: 700;
  font-size: 1.05em;
  letter-spacing: 1px;
}

@keyframes fadeInText {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Footer Section */
.splash-footer {
  position: absolute;
  bottom: 40px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.splash-progress {
  width: 300px;
  max-width: 90%;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
}

.splash-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #d4af37 0%, #f0c857 100%);
  border-radius: 999px;
  width: 0%;
  animation: progressFill 5s linear forwards 0.5s;
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.6);
}

@keyframes progressFill {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}

.splash-hint {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(212, 175, 55, 0.6);
  text-transform: uppercase;
  margin: 0;
  opacity: 0;
  animation: fadeIn 0.6s ease-out 2s forwards;
  font-weight: 600;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 0.8;
  }
}

/* Fade Out Animation */
.splash-screen.fade-out {
  animation: splashFadeOut 0.8s ease-out forwards;
}

@keyframes splashFadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
    pointer-events: none;
  }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .splash-icon {
    font-size: 36px;
  }

  .splash-icon-group {
    gap: 20px;
  }

  .splash-title {
    margin: 0 0 20px 0;
  }

  .splash-message {
    font-size: 16px;
  }

  .splash-line-1,
  .splash-line-2,
  .splash-line-3,
  .splash-line-4 {
    margin: 10px 0;
  }

  .splash-footer {
    bottom: 30px;
  }

  .splash-progress {
    width: 250px;
  }
}

@media (max-width: 480px) {
  .splash-content {
    padding: 30px 15px;
  }

  .splash-header {
    margin-bottom: 40px;
  }

  .splash-icon {
    font-size: 32px;
  }

  .splash-icon-group {
    gap: 15px;
    margin-bottom: 30px;
  }

  .splash-title {
    font-size: 32px;
  }

  .splash-welcome {
    font-size: 0.4em;
  }

  .splash-message {
    font-size: 14px;
    line-height: 1.6;
  }

  .splash-progress {
    width: 200px;
  }
}

/* Particle Effects (Optional Enhancement) */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes glow {
  0%, 100% {
    filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.3));
  }
  50% {
    filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.6));
  }
}