frontend/src/App.css

:root {
  --primary-gradient: linear-gradient(135deg, #1c3c6b 0%, #542881 100%);
  --Premium-gold: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
  --Premium-purple: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  --Premium-blue: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --Premium-pink: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
  --Premium-green: linear-gradient(135deg, #a8e6cf 0%, #dcedc1 100%);
  --neon-glow: 0 0 20px rgba(102, 126, 234, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --text-muted: rgba(255, 255, 255, 0.6);
  --shadow-Premium: 0 20px 60px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Merriweather', serif;
  outline: none !important;
  outline-color: none !important;
  outline-offset: none !important;
  outline-style: none !important;
  outline-width: none !important;
}

body {
  font-family: 'Merriweather', serif;
  min-height: 100vh;
  overflow-x: hidden;
  padding-top: 80px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
  outline: none !important;
  outline-color: none !important;
  outline-offset: none !important;
  outline-style: none !important;
  outline-width: none !important;
  background: 
    radial-gradient(circle at 20% 80%, rgba(71, 7, 0, 0.751) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(3, 15, 19, 0.775) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(56, 1, 15, 0.695) 0%, transparent 50%),
    radial-gradient(circle at 20% 50%, rgba(38, 9, 12, 0.6) 0%, rgba(53, 10, 14, 0.2) 40%, transparent 70%),
    radial-gradient(circle at 30% 60%, rgba(37, 9, 11, 0.4) 0%, rgba(54, 9, 13, 0.2) 50%, transparent 80%),
    radial-gradient(circle at 15% 40%, rgba(10, 6, 6, 0.46) 0%, transparent 60%),
    radial-gradient(circle at 40% 50%, rgba(45, 18, 10, 0.289) 0%, transparent 80%),

    radial-gradient(circle at 80% 50%, rgba(6, 23, 32, 0.6) 0%, rgba(5, 16, 24, 0.2) 40%, transparent 70%),
    radial-gradient(circle at 70% 60%, rgba(9, 41, 69, 0.4) 0%, rgba(5, 17, 24, 0.363) 50%, transparent 80%),
    radial-gradient(circle at 85% 40%, rgba(2, 4, 5, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 60% 50%, rgba(3, 6, 8, 0.08) 0%, transparent 80%),

    linear-gradient(135deg, #040101dd 0%, #050709 25%, #020508 50%, #03080bda 75%, #020304 100%);

  background-attachment: fixed;
  background-size: cover;
  background-color: linear-gradient(135deg, #040101dd 0%, #050709 25%, #020508 50%, #03080bda 75%, #020304 100%);
}

.Premium-toast {
  background: rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  color: white !important;

  box-shadow: var(--shadow-Premium) !important;
  font-weight: 500 !important;
}

.Premium-progress {
  background: var(--Premium-gold) !important;
  height: 4px !important;
  overflow: hidden !important;
}

.Premium-progress-bar {
  background: var(--Premium-gold) !important;
  overflow: hidden !important;
}

.glass-effect {
  background: var(--glass-bg);
  backdrop-filter: blur(5px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
}

.glass-effect-strong {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 25px;
}

.gradient-text {
  background: var(--Premium-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.gradient-text-blue {
  background: var(--Premium-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.gradient-text-pink {
  background: var(--Premium-pink);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.glow-effect {
  box-shadow: var(--neon-glow);
  transition: all 0.3s ease;
}

.glow-effect:hover {
  box-shadow: 0 0 30px rgba(1, 70, 82, 0.638);
  transform: translateY(-2px);
}

.text-glow {
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.text-glow-gold {
  text-shadow: 0 0 20px rgba(246, 211, 101, 0.8);
}

.Premium-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  border: none;
  border-radius: 50px;

  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.Premium-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s;
}

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

.Premium-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-Premium);
}

.Premium-btn-primary {
  background: var(--Premium-gold);
  color: #1a1a2e;
}

.Premium-btn-secondary {
  background: var(--Premium-blue);
  color: white;
}

.Premium-btn-outline {
  background: transparent;
  border: 2px solid;
  border-image: var(--Premium-gold) 1;
  color: white;
}

.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

.floating {
  animation: float 6s ease-in-out infinite;
}

.floating-delayed {
  animation: float 6s ease-in-out infinite;
  animation-delay: -2s;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
}

.pulse {
  animation: pulse 3s ease-in-out infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.rotate {
  animation: rotate 20s linear infinite;
}

@keyframes bounce {
  0%,
  20%,
  53%,
  80%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  40%,
  43% {
    transform: translate3d(0, -30px, 0);
  }
  70% {
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0, -4px, 0);
  }
}

.bounce {
  animation: bounce 2s ease infinite;
}

@keyframes slideInLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideInDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}
.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}
.slide-in-up {
  animation: slideInUp 0.8s ease-out;
}
.slide-in-down {
  animation: slideInDown 0.8s ease-out;
}

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

.scale-in {
  animation: scaleIn 0.6s ease-out;
}

::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--Premium-gold);
  border-radius: 10px;
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--Premium-blue);
  background-clip: content-box;
}

@keyframes PremiumPulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.7;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.Premium-loading {
  animation: PremiumPulse 2s infinite;
}

.Premium-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.Premium-section {
  padding: 100px 0;
  position: relative;
}

.hover-lift {
  transition: all 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-Premium);
}

.hover-glow {
  transition: all 0.3s ease;
}

.hover-glow:hover {
  box-shadow: var(--shadow-glow);
  border-color: rgba(102, 126, 234, 0.5);
}

.text-Premium {
  font-weight: 600;
  letter-spacing: 0.5px;
}

.text-elegant {

  font-weight: 400;
  line-height: 1.6;
}

.backdrop-blur-sm {
  backdrop-filter: blur(4px);
}
.backdrop-blur {
  backdrop-filter: blur(8px);
}
.backdrop-blur-md {
  backdrop-filter: blur(12px);
}
.backdrop-blur-lg {
  backdrop-filter: blur(16px);
}
.backdrop-blur-xl {
  backdrop-filter: blur(24px);
}
.backdrop-blur-2xl {
  backdrop-filter: blur(40px);
}

.border-gradient {
  border: 2px solid transparent;
  background: linear-gradient(white, white) padding-box, var(--Premium-gold) border-box;
}

.border-gradient-blue {
  border: 2px solid transparent;
  background: linear-gradient(white, white) padding-box, var(--Premium-blue) border-box;
}

.Premium-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 25px;
  padding: 30px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.Premium-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

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

.Premium-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-Premium);
  border-color: rgba(255, 255, 255, 0.3);
}

.neon-border {
  position: relative;
  border: 2px solid transparent;
  border-radius: 20px;
  background: linear-gradient(45deg, #820e40, #033367, #15545c) border-box;
  animation: neonGlow 3s ease-in-out infinite alternate;
}

@keyframes neonGlow {
  from {
    box-shadow: 0 0 20px rgba(255, 0, 110, 0.5);
  }
  to {
    box-shadow: 0 0 40px rgba(12, 72, 123, 0.8);
  }
}

.particle-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}

.Premium-transition {
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.Premium-transition-fast {
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.Premium-transition-slow {
  transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.stagger-1 {
  animation-delay: 0.1s;
}
.stagger-2 {
  animation-delay: 0.2s;
}
.stagger-3 {
  animation-delay: 0.3s;
}
.stagger-4 {
  animation-delay: 0.4s;
}
.stagger-5 {
  animation-delay: 0.5s;
}
.stagger-6 {
  animation-delay: 0.6s;
}

.Premium-focus:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
  border-color: rgba(102, 126, 234, 0.5);
}

::selection {
  background: rgba(102, 126, 234, 0.3);
  color: white;
}

::-moz-selection {
  background: rgba(102, 126, 234, 0.3);
  color: white;
}

@media (max-width: 768px) {
  body {
    padding-top: 70px;
  }

  .Premium-btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .Premium-section {
    padding: 60px 0;
  }
}

.carousel-slide {
  will-change: transform, opacity;
}

.slide-image {
  will-change: transform;
}

.cosmic-orb,
.cosmic-nebula {
  will-change: transform, opacity;
}