/**
 * Main Styles
 * Global layout and common styles
 */

/* Container */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Header */
.header {
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  padding: var(--spacing-lg) 0;
  margin-bottom: var(--spacing-xl);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
}

.header-logo {
  width: 60px;
  height: 75px;
  filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.4));
}

.header-text {
  flex: 1;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.header h1 {
  font-size: var(--font-size-xxl);
  font-weight: var(--font-weight-bold);
  margin: 0;
  color: var(--color-text);
}

.header p {
  margin-top: var(--spacing-xs);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* Search Bar */
.search-container {
  margin-bottom: var(--spacing-xl);
}

.search-box {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-lg);
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--border-radius-lg);
  color: var(--color-text);
  transition: all var(--transition-normal);
}

.search-input::placeholder {
  color: var(--color-text-light);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
  background: var(--color-glass-hover);
}

/* Loading Spinner */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-xxl);
}

.spinner {
  border: 4px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

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

/* Error Message */
.error-message {
  background-color: #f8d7da;
  color: #721c24;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  border: 1px solid #f5c6cb;
}

/* Success Message */
.success-message {
  background-color: #d4edda;
  color: #155724;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  border: 1px solid #c3e6cb;
}

/* Badge */
.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--border-radius-sm);
  text-transform: uppercase;
}

.badge-success {
  background-color: var(--color-success);
  color: white;
}

.badge-warning {
  background-color: var(--color-warning);
  color: #212529;
}

.badge-danger {
  background-color: var(--color-danger);
  color: white;
}

.badge-info {
  background-color: var(--color-info);
  color: white;
}

/* Button */
.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  display: inline-block;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border: none;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 25px rgba(59, 130, 246, 0.6);
  transform: translateY(-2px);
}

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

.btn-secondary {
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-glass-hover);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.3);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-weight: var(--font-weight-medium);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
  z-index: 9999;
  max-width: 400px;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast-success {
  background-color: var(--color-success);
  color: white;
}

.toast-error {
  background-color: var(--color-danger);
  color: white;
}

.toast-info {
  background-color: var(--color-info);
  color: white;
}

/* Copyable Hash */
.copyable-hash {
  cursor: pointer;
  position: relative;
  font-family: monospace;
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  display: inline-block;
  user-select: none;
}

.copyable-hash:hover {
  background-color: var(--color-primary);
  color: white;
}

.copyable-hash:active {
  transform: scale(0.98);
}

/* Footer */
.footer {
  margin-top: var(--spacing-xxl);
  padding: var(--spacing-xxl) 0 var(--spacing-lg) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-glass-bg);
}

.footer-menu {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section {
  display: flex;
  flex-direction: column;
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-primary);
  transform: translateX(4px);
}

.footer-copyright {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-left {
    width: 100%;
  }

  .header-nav {
    width: 100%;
    justify-content: flex-start;
    gap: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
  }

  .nav-link {
    font-size: var(--font-size-sm);
  }

  .header h1 {
    font-size: var(--font-size-xl);
  }

  .search-input {
    font-size: var(--font-size-base);
  }

  .toast {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    left: var(--spacing-md);
    max-width: none;
  }

  .footer-menu {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .footer-menu {
    grid-template-columns: 1fr;
  }
}