:root {
  --primary: #6366F1;
  --secondary: #8B5CF6;
  --bg-dark: #0F0F1E;
  --bg-navy: #1A1A2E;
  --bg-navy-alt: #1E1A2E;
  --bg-blue: #16213E;
  --surface-dark: #1A1A2E;
  --text-white: rgba(255, 255, 255, 1);
  --text-80: rgba(255, 255, 255, 0.8);
  --text-70: rgba(255, 255, 255, 0.7);
  --text-60: rgba(255, 255, 255, 0.6);
  --text-30: rgba(255, 255, 255, 0.3);
  --success: #10B981;
  --success-dark: #059669;
  --error: #FF0000;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-navy) 50%, var(--bg-blue) 100%);
  color: var(--text-white);
  line-height: 1.6;
  min-height: 100vh;
}

body.landing {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-navy) 50%, var(--bg-blue) 100%);
  background-attachment: fixed;
}

.language-selector {
  position: fixed;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
  z-index: 1000;
  background: rgba(30, 26, 46, 0.8);
  padding: 10px 15px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.language-selector a {
  font-size: 24px;
  text-decoration: none;
  opacity: 0.5;
  transition: all 0.3s ease;
  filter: grayscale(100%);
}

.language-selector a:hover {
  opacity: 0.8;
  filter: grayscale(50%);
  transform: scale(1.1);
}

.language-selector a.active {
  opacity: 1;
  filter: grayscale(0%);
  transform: scale(1.15);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
}

.hero-content {
  max-width: 600px;
  width: 100%;
  animation: fadeInUp 0.8s ease-out;
}

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

.logo-container {
  margin-bottom: 30px;
}

.logo {
  font-size: 80px;
  display: inline-block;
  animation: bounce 2s infinite;
}

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

.hero-title {
  font-size: 64px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  letter-spacing: -2px;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-70);
  margin-bottom: 60px;
  line-height: 1.5;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.stat-card {
  background: rgba(99, 102, 241, 0.1);
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: 20px;
  padding: 30px 40px;
  backdrop-filter: blur(10px);
}

.stat-icon {
  font-size: 40px;
  margin-bottom: 10px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 5px;
}

.stat-label {
  font-size: 16px;
  color: var(--text-60);
}

.features {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  background: rgba(30, 26, 46, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  backdrop-filter: blur(10px);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.feature-icon {
  font-size: 60px;
  margin-bottom: 20px;
  display: inline-block;
}

.feature-icon.beer {
  animation: tilt 2s ease-in-out infinite;
}

.feature-icon.distance {
  animation: pulse 2s ease-in-out infinite;
}

.feature-icon.badge {
  animation: rotate 3s ease-in-out infinite;
}

@keyframes tilt {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@keyframes rotate {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(15deg); }
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 15px;
  color: var(--text-white);
}

.feature-card p {
  color: var(--text-60);
  font-size: 16px;
  line-height: 1.6;
}

.cta-section {
  padding: 100px 20px;
  text-align: center;
}

.cta-content h2 {
  font-size: 48px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-content p {
  font-size: 20px;
  color: var(--text-70);
  margin-bottom: 40px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  padding: 18px 32px;
  border-radius: 16px;
  text-decoration: none;
  color: var(--text-white);
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(30, 26, 46, 0.6);
  backdrop-filter: blur(10px);
}

.btn-download:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
  border-color: var(--primary);
}

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

.download-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.download-text small {
  font-size: 12px;
  color: var(--text-60);
  font-weight: 400;
}

.download-text strong {
  font-size: 18px;
}

.landing-footer {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-60);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.container {
  max-width: 500px;
  margin: 50px auto;
  padding: 20px;
}

.header {
  text-align: center;
  margin-bottom: 40px;
}

.header h1 {
  font-size: 48px;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header p {
  color: var(--text-70);
  font-size: 18px;
}

.content {
  background: rgba(30, 26, 46, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(10px);
}

.alert {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
}

.alert-icon {
  font-size: 20px;
}

.alert-danger {
  background: rgba(255, 0, 0, 0.1);
  border: 1px solid rgba(255, 0, 0, 0.3);
  color: #FF6B6B;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-80);
  font-size: 14px;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  background: rgba(26, 26, 46, 0.6);
  border-radius: 12px;
  font-size: 16px;
  color: var(--text-white);
  transition: border-color 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group input::placeholder {
  color: var(--text-30);
}

.password-requirements {
  background: rgba(99, 102, 241, 0.05);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 14px;
}

.password-requirements strong {
  color: var(--text-80);
  display: block;
  margin-bottom: 8px;
}

.password-requirements ul {
  list-style: none;
  padding-left: 0;
}

.password-requirements li {
  padding: 4px 0;
  color: var(--text-60);
  padding-left: 20px;
  position: relative;
}

.password-requirements li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

.btn {
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--text-white);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.footer {
  margin-top: 40px;
  text-align: center;
  color: var(--text-60);
  font-size: 14px;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--secondary);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 48px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .stat-card {
    padding: 20px 25px;
  }

  .stat-value {
    font-size: 24px;
  }

  .features {
    grid-template-columns: 1fr;
    padding: 60px 20px;
  }

  .cta-content h2 {
    font-size: 36px;
  }

  .cta-content p {
    font-size: 18px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-download {
    width: 100%;
    justify-content: center;
  }

  .drinks-preview h2 {
    font-size: 32px;
  }

  .container {
    margin: 20px auto;
    padding: 15px;
  }

  .content {
    padding: 30px 20px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 40px;
  }

  .logo {
    font-size: 60px;
  }

  .feature-icon {
    font-size: 48px;
  }

  .drinks-grid {
    flex-direction: column;
  }

  .drink-type {
    width: 100%;
  }
}