/* Custom Theme CSS for HydrogenFuel.autos */
/* This file contains theme customizations and overrides */

/* CSS Variables for Theme Colors */
:root {
  /* Default Theme Colors */
  --color-primary: #3b82f6;
  --color-secondary: #14b8a6;
  --color-accent: #f97316;
  
  /* Primary Color Palette */
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #3b82f6;
  --color-primary-600: #2563eb;
  --color-primary-700: #1d4ed8;
  --color-primary-800: #1e40af;
  --color-primary-900: #1e3a8a;
  
  /* Secondary Color Palette */
  --color-secondary-50: #f0fdfa;
  --color-secondary-100: #ccfbf1;
  --color-secondary-200: #99f6e4;
  --color-secondary-300: #5eead4;
  --color-secondary-400: #2dd4bf;
  --color-secondary-500: #14b8a6;
  --color-secondary-600: #0d9488;
  --color-secondary-700: #0f766e;
  --color-secondary-800: #115e59;
  --color-secondary-900: #134e4a;
  
  /* Accent Color Palette */
  --color-accent-50: #fff7ed;
  --color-accent-100: #ffedd5;
  --color-accent-200: #fed7aa;
  --color-accent-300: #fdba74;
  --color-accent-400: #fb923c;
  --color-accent-500: #f97316;
  --color-accent-600: #ea580c;
  --color-accent-700: #c2410c;
  --color-accent-800: #9a3412;
  --color-accent-900: #7c2d12;
  
  /* Typography */
  --font-family: 'Inter', system-ui, sans-serif;
  --border-radius: 0.5rem;
}

/* Theme Classes */
.theme-default {
  --color-primary: #3b82f6;
  --color-secondary: #14b8a6;
  --color-accent: #f97316;
}

.theme-hydrogen {
  --color-primary: #00d4aa;
  --color-secondary: #0984e3;
  --color-accent: #fdcb6e;
}

.theme-automotive {
  --color-primary: #e17055;
  --color-secondary: #74b9ff;
  --color-accent: #fd79a8;
}

.theme-clean-energy {
  --color-primary: #00b894;
  --color-secondary: #55a3ff;
  --color-accent: #fdcb6e;
}

/* Custom Utility Classes */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.card-hover {
  transition: all 0.3s ease;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Prose Styling for Blog Content */
.prose-custom {
  max-width: none;
  color: inherit;
}

.prose-custom h1,
.prose-custom h2,
.prose-custom h3,
.prose-custom h4,
.prose-custom h5,
.prose-custom h6 {
  color: inherit;
  font-weight: 600;
  line-height: 1.25;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.prose-custom h1 { font-size: 2.25rem; }
.prose-custom h2 { font-size: 1.875rem; }
.prose-custom h3 { font-size: 1.5rem; }
.prose-custom h4 { font-size: 1.25rem; }
.prose-custom h5 { font-size: 1.125rem; }
.prose-custom h6 { font-size: 1rem; }

.prose-custom p {
  margin-bottom: 1.25rem;
  line-height: 1.75;
}

.prose-custom a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-primary);
  text-underline-offset: 2px;
}

.prose-custom a:hover {
  color: var(--color-primary-600);
  text-decoration-color: var(--color-primary-600);
}

.prose-custom ul,
.prose-custom ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.prose-custom li {
  margin-bottom: 0.5rem;
}

.prose-custom blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: 1rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: #6b7280;
}

.prose-custom code {
  background-color: #f3f4f6;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.prose-custom pre {
  background-color: #1f2937;
  color: #f9fafb;
  padding: 1rem;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.prose-custom pre code {
  background-color: transparent;
  padding: 0;
  color: inherit;
}

/* Dark Mode Adjustments */
.dark .prose-custom code {
  background-color: #374151;
  color: #f9fafb;
}

.dark .prose-custom blockquote {
  color: #9ca3af;
}

/* Animation Classes */
.animate-fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.3s ease-out;
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design Helpers */
@media (max-width: 768px) {
  .prose-custom h1 { font-size: 1.875rem; }
  .prose-custom h2 { font-size: 1.5rem; }
  .prose-custom h3 { font-size: 1.25rem; }
}

/* Print Styles */
@media print {
  .gradient-text {
    -webkit-text-fill-color: initial;
    color: #000;
  }
  
  .card-hover {
    transform: none;
    box-shadow: none;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .prose-custom a {
    text-decoration-thickness: 2px;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .card-hover,
  .animate-fade-in,
  .animate-slide-up {
    animation: none;
    transition: none;
  }
}

/* Custom Theme CSS for HydrogenFuel.autos */

/* CSS Custom Properties for Theme Colors */
:root {
    --color-primary: #3b82f6;
    --color-secondary: #14b8a6;
    --color-accent: #f97316;
}

/* Theme Dropdown Styles */
.theme-dropdown {
    position: relative;
    display: inline-block;
}

.theme-dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: white;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    border-radius: 8px;
    z-index: 1000;
    border: 1px solid #e5e7eb;
    overflow: hidden;
}

.dark .theme-dropdown-content {
    background-color: #374151;
    border-color: #4b5563;
}

.theme-dropdown-content.show {
    display: block;
    animation: fadeIn 0.2s ease-in-out;
}

.theme-dropdown-content a {
    color: #374151;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    font-size: 14px;
    transition: background-color 0.2s ease;
}

.dark .theme-dropdown-content a {
    color: #f3f4f6;
}

.theme-dropdown-content a:hover {
    background-color: #f3f4f6;
}

.dark .theme-dropdown-content a:hover {
    background-color: #4b5563;
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Line Clamp Utilities */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Prose Styling for Blog Content */
.prose-custom {
    max-width: none;
    color: #374151;
    line-height: 1.75;
}

.dark .prose-custom {
    color: #d1d5db;
}

.prose-custom h1,
.prose-custom h2,
.prose-custom h3,
.prose-custom h4,
.prose-custom h5,
.prose-custom h6 {
    color: #111827;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.dark .prose-custom h1,
.dark .prose-custom h2,
.dark .prose-custom h3,
.dark .prose-custom h4,
.dark .prose-custom h5,
.dark .prose-custom h6 {
    color: #f9fafb;
}

.prose-custom h1 {
    font-size: 2.25rem;
    line-height: 2.5rem;
}

.prose-custom h2 {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

.prose-custom h3 {
    font-size: 1.5rem;
    line-height: 2rem;
}

.prose-custom p {
    margin-bottom: 1.5rem;
}

.prose-custom a {
    color: var(--color-primary);
    text-decoration: underline;
}

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

.prose-custom ul,
.prose-custom ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.prose-custom li {
    margin-bottom: 0.5rem;
}

.prose-custom blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #6b7280;
}

.dark .prose-custom blockquote {
    color: #9ca3af;
}

.prose-custom code {
    background-color: #f3f4f6;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.dark .prose-custom code {
    background-color: #374151;
}

.prose-custom pre {
    background-color: #1f2937;
    color: #f9fafb;
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.prose-custom pre code {
    background-color: transparent;
    padding: 0;
}

.prose-custom img {
    border-radius: 0.5rem;
    margin: 1.5rem 0;
    max-width: 100%;
    height: auto;
}

.prose-custom table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.prose-custom th,
.prose-custom td {
    border: 1px solid #e5e7eb;
    padding: 0.75rem;
    text-align: left;
}

.dark .prose-custom th,
.dark .prose-custom td {
    border-color: #4b5563;
}

.prose-custom th {
    background-color: #f9fafb;
    font-weight: 600;
}

.dark .prose-custom th {
    background-color: #374151;
}

/* Animation Keyframes */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-slow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

.animate-slide-up {
    animation: slideUp 0.3s ease-out;
}

.animate-pulse-slow {
    animation: pulse-slow 3s infinite;
}

/* Responsive Design Helpers */
@media (max-width: 768px) {
    .prose-custom h1 {
        font-size: 1.875rem;
        line-height: 2.25rem;
    }

    .prose-custom h2 {
        font-size: 1.5rem;
        line-height: 2rem;
    }

    .prose-custom h3 {
        font-size: 1.25rem;
        line-height: 1.75rem;
    }
}

/* Form Styling */
.form-input {
    @apply w-full px-4 py-2 border border-gray-300 dark:border-gray-600 rounded-lg focus:ring-2 focus:ring-primary-500 dark:bg-gray-700 dark:text-white transition-colors duration-200;
}

.form-textarea {
    @apply w-full px-4 py-2 border border-gray-300 dark:border-gray-600 rounded-lg focus:ring-2 focus:ring-primary-500 dark:bg-gray-700 dark:text-white transition-colors duration-200 resize-vertical;
}

.btn-primary {
    @apply bg-primary-600 text-white px-6 py-2 rounded-lg hover:bg-primary-700 transition-colors duration-200 font-medium;
}

.btn-secondary {
    @apply bg-secondary-600 text-white px-6 py-2 rounded-lg hover:bg-secondary-700 transition-colors duration-200 font-medium;
}

/* Loading States */
.loading-spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

/* Notification Styles */
.notification {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    color: white;
    font-weight: 500;
    z-index: 9999;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transition: opacity 0.3s ease;
}

.notification.success {
    background-color: #10b981;
}

.notification.error {
    background-color: #ef4444;
}

.notification.info {
    background-color: #3b82f6;
}

/* Dark mode transitions */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.dark ::-webkit-scrollbar-track {
    background: #374151;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.dark ::-webkit-scrollbar-thumb {
    background: #6b7280;
}

::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}