@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root {
  --color-primary: hsl(260, 100%, 65%);
  --color-primary-light: hsl(260, 100%, 75%);
  --color-secondary: hsl(280, 100%, 70%);
  --color-accent: hsl(180, 100%, 60%);
  --color-bg: hsl(240, 20%, 8%);
  --color-surface: hsl(240, 15%, 12%);
  --color-text: hsl(0, 0%, 95%);
  --color-text-muted: hsl(0, 0%, 70%);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

/* Animated gradient background */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(circle at 20% 80%, hsla(260, 100%, 65%, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, hsla(280, 100%, 70%, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, hsla(180, 100%, 60%, 0.1) 0%, transparent 50%);
  animation: rotate 20s linear infinite;
  z-index: 0;
}

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

.container {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.logo {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
  background-size: 200% 200%;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.card {
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  border-radius: 2rem;
  padding: 3rem 2.5rem;
  max-width: 600px;
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s ease-out;
}

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

/* Glassmorphism effect */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, 
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 2rem;
  padding: 2px;
  background: linear-gradient(135deg, 
    var(--color-primary), 
    var(--color-secondary), 
    var(--color-accent)
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.3;
  animation: borderRotate 4s linear infinite;
}

@keyframes borderRotate {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  font-weight: 300;
  line-height: 1.6;
}

.notify-form {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.input-group {
  flex: 1;
  min-width: 250px;
  position: relative;
}

input[type="email"] {
  width: 100%;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
  outline: none;
}

input[type="email"]:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(138, 43, 226, 0.1);
}

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

.btn {
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: none;
  border-radius: 0.75rem;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  font-family: inherit;
}

.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 0.5s ease;
}

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

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(138, 43, 226, 0.4);
}

.btn:active {
  transform: translateY(0);
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

.social-link {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.25rem;
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 20px rgba(138, 43, 226, 0.3);
}

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

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.5;
  animation: float 10s infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.5;
  }
  90% {
    opacity: 0.5;
  }
  100% {
    transform: translateY(-100vh) translateX(50px);
    opacity: 0;
  }
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; }
.particle:nth-child(4) { left: 40%; animation-delay: 1s; }
.particle:nth-child(5) { left: 50%; animation-delay: 3s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; }
.particle:nth-child(7) { left: 70%; animation-delay: 2.5s; }
.particle:nth-child(8) { left: 80%; animation-delay: 4.5s; }
.particle:nth-child(9) { left: 90%; animation-delay: 1.5s; }

@media (max-width: 768px) {
  .logo {
    font-size: 2rem;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  .subtitle {
    font-size: 1rem;
  }
  
  .card {
    padding: 2rem 1.5rem;
  }
  
  .notify-form {
    flex-direction: column;
  }
  
  .input-group {
    width: 100%;
    min-width: 0;
  }
}