/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(184, 41, 221, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--neon-cyan);
  margin-bottom: var(--space-lg);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--neon-green);
  border-radius: var(--radius-full);
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.hero-stat {
  text-align: left;
}

.hero-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 20px rgba(0, 245, 255, 0.5);
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

/* Exchange Widget */
.exchange-widget {
  background: var(--bg-card);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 40px rgba(0, 245, 255, 0.1);
  position: relative;
}

.exchange-widget::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  z-index: -1;
  opacity: 0.3;
}

.exchange-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.exchange-title {
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.exchange-title::before {
  content: '⚡';
}

.exchange-timer {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.exchange-timer span {
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-weight: 600;
}

/* Currency Input */
.currency-input-group {
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  transition: var(--transition-fast);
}

.currency-input-group:focus-within {
  border-color: rgba(0, 245, 255, 0.3);
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.1);
}

.currency-input-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-sm);
}

.currency-input-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.currency-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 600;
  font-family: var(--font-mono);
  outline: none;
}

.currency-input::placeholder {
  color: var(--text-muted);
}

.currency-select {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-tertiary);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  min-width: 100px;
}

.currency-network {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.currency-main {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.currency-select:hover {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.05);
}

.currency-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.currency-code {
  font-weight: 600;
  font-size: 1rem;
}

.currency-dropdown-icon {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.currency-balance {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

.currency-balance span {
  color: var(--neon-cyan);
}

/* Swap Button */
.swap-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  margin: var(--space-md) auto;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-neon-cyan);
  transition: var(--transition-normal);
}

.swap-button:hover {
  transform: rotate(180deg) scale(1.1);
  box-shadow: 0 0 30px rgba(0, 245, 255, 0.7);
}

.swap-button svg {
  width: 20px;
  height: 20px;
  color: var(--bg-primary);
}

/* Exchange Rate Info */
.exchange-rate-info {
  background: rgba(0, 245, 255, 0.05);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-lg) 0;
}

.exchange-rate-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  margin-bottom: var(--space-sm);
}

.exchange-rate-row:last-child {
  margin-bottom: 0;
}

.exchange-rate-label {
  color: var(--text-muted);
}

.exchange-rate-value {
  color: var(--text-primary);
  font-weight: 500;
}

.exchange-rate-value.highlight {
  color: var(--neon-cyan);
}

/* Exchange Button */
.exchange-button {
  width: 100%;
  padding: var(--space-lg);
  font-size: 1.1rem;
  margin-top: var(--space-lg);
}

/* Features Section */
.features {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

.section-subtitle {
  color: var(--neon-cyan);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 245, 255, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 245, 255, 0.1);
}

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

.feature-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-glow);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.75rem;
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.1);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

.feature-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Supported Coins Section */
.coins {
  padding: var(--space-3xl) 0;
}

.coins-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

.coin-item {
  background: var(--bg-card);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: var(--transition-fast);
}

.coin-item:hover {
  border-color: rgba(0, 245, 255, 0.3);
  transform: translateY(-4px);
}

.coin-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
  font-weight: 700;
  font-size: 0.875rem;
}

.coin-icon-svg {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
}

.coin-icon-svg svg {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

.coin-code {
  font-weight: 600;
  font-size: 0.9rem;
}

.coin-name {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Stats Section */
.stats {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(0, 245, 255, 0.1);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.stat-card {
  text-align: center;
  padding: var(--space-xl);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-sm);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* CTA Section */
.cta {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.cta-card {
  background: var(--gradient-glow);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.1) 0%, transparent 50%);
  animation: rotate 20s linear infinite;
}

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

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.cta-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    max-width: 100%;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .coins-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 100px var(--space-md) var(--space-3xl);
  }

  .hero-content {
    width: 100%;
    max-width: 100%;
  }

  .hero-text {
    max-width: 100%;
    width: 100%;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    padding: 0;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .coins-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .exchange-widget {
    margin: 0 auto;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow: hidden;
  }

  .currency-input-row {
    gap: var(--space-sm);
    min-width: 0;
  }

  .currency-input {
    font-size: 1.25rem;
    min-width: 0;
    width: 100%;
  }

  .currency-select {
    min-width: 80px;
    flex-shrink: 0;
    padding: var(--space-xs);
  }

  .currency-network {
    font-size: 0.6rem;
  }

  .currency-code {
    font-size: 0.8rem;
  }

  .currency-icon {
    width: 20px;
    height: 20px;
    font-size: 0.6rem;
  }

  .currency-balance {
    font-size: 0.7rem;
  }

  .exchange-rate-info {
    padding: var(--space-sm);
    min-width: 0;
  }

  .exchange-rate-row {
    font-size: 0.8rem;
    gap: var(--space-sm);
  }
  
  .currency-input-row {
    gap: var(--space-sm);
  }
  
  .currency-input {
    font-size: 1.25rem;
    min-width: 0;
  }
  
  .currency-select {
    min-width: 90px;
    padding: var(--space-xs);
  }
  
  .currency-code {
    font-size: 0.875rem;
  }
  
  .currency-icon {
    width: 24px;
    height: 24px;
    font-size: 0.625rem;
  }
  
  .exchange-header {
    flex-direction: column;
    gap: var(--space-sm);
    align-items: flex-start;
  }
  
  .exchange-rate-info {
    padding: var(--space-sm);
  }
  
  .exchange-rate-row {
    font-size: 0.8rem;
  }
}