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

:root {
  --primary-color: #da1f26;
  --primary-dark: #b01820;
  --primary-light: #ff2f38;
  --text-dark: #1a1a1a;
  --text-light: #ffffff;
  --text-gray: #666666;
  --bg-light: #ffffff;
  --bg-dark: #0a0a0a;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #1a1a1a 100%);
  color: var(--text-light);
  overflow-x: hidden;
}

#app {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.container {
  width: 100%;
  max-width: 1200px;
  padding: 32px;
  position: relative;
  z-index: 2;
}

.content {
  text-align: center;
  animation: fadeInUp 1s ease-out;
}

.logo-section {
  margin-bottom: 40px;
  display: flex;
  justify-content: center;
  animation: fadeIn 1s ease-out;
}

.logo-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(218, 31, 38, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  animation: pulse 2s ease-in-out infinite;
}

.logo-circle:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 48px rgba(218, 31, 38, 0.4);
}

.logo-text {
  font-size: 48px;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1;
}

.title {
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-light) 0%, #cccccc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -1px;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.subtitle {
  font-size: 20px;
  color: #999999;
  margin-bottom: 56px;
  font-weight: 400;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.notify-section {
  display: flex;
  justify-content: center;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto 24px;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.8s both;
}

.email-input {
  flex: 1;
  min-width: 250px;
  padding: 16px 24px;
  font-size: 16px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  outline: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.email-input::placeholder {
  color: #666666;
}

.email-input:focus {
  border-color: var(--primary-color);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(218, 31, 38, 0.1);
}

.notify-button {
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-light);
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 16px rgba(218, 31, 38, 0.3);
}

.notify-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(218, 31, 38, 0.4);
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.notify-button:active {
  transform: translateY(0);
}

.message {
  min-height: 24px;
  font-size: 14px;
  color: #999999;
  transition: all 0.3s ease;
}

.message.success {
  color: #4ade80;
}

.message.error {
  color: #f87171;
}

.copyright {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  animation: fadeIn 1s ease-out 1s both;
}

.copyright p {
  font-size: 14px;
  color: #666666;
  margin: 0;
}

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

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 50%;
  opacity: 0;
  animation: float 10s infinite ease-in-out;
  box-shadow: 0 0 8px rgba(218, 31, 38, 0.5);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

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

@keyframes float {
  0% {
    transform: translateY(100vh) translateX(0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) translateX(100px) rotate(360deg);
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .title {
    font-size: 40px;
  }

  .subtitle {
    font-size: 18px;
  }

  .notify-section {
    flex-direction: column;
    width: 100%;
  }

  .email-input {
    width: 100%;
  }

  .notify-button {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 24px;
  }

  .title {
    font-size: 32px;
  }

  .subtitle {
    font-size: 16px;
    margin-bottom: 40px;
  }

  .logo-circle {
    width: 80px;
    height: 80px;
  }

  .logo-text {
    font-size: 40px;
  }
}