/* CartEngine Global Styles */
/* Mobile-first, minimal, clean design */

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

:root {
  --color-text-primary: #1f2937;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f9fafb;
  --color-bg-tertiary: #f3f4f6;
  --color-border: #e5e7eb;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --max-width: 720px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  font-size: 16px;
}

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

.container-wide {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header */
.site-header {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-primary);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.site-logo img {
  height: 40px;
  width: auto;
  display: block;
}

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

.site-nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.site-nav a:hover {
  color: var(--color-text-primary);
}

/* Nav dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  cursor: pointer;
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  padding-top: 8px;
  min-width: 200px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-xs);
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-menu a {
  display: block;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: 4px;
  transition: background 0.2s;
}

.nav-dropdown-menu a:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

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

.site-footer .container {
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-text-primary);
  text-decoration: underline;
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2rem;
  font-weight: 700;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1.1rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul, ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

li {
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

strong {
  font-weight: 600;
  color: var(--color-text-primary);
}

code {
  font-family: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
  font-size: 0.9em;
  background: var(--color-bg-tertiary);
  padding: 2px 6px;
  border-radius: 3px;
}

/* Sections */
section {
  padding: var(--spacing-lg) 0;
}

.section-title {
  margin-bottom: var(--spacing-md);
}

/* Hero */
.hero {
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero video {
  max-width: 400px;
  width: 100%;
  height: auto;
  margin: 0 auto var(--spacing-md);
  display: block;
  border-radius: 8px;
}

.hero h1 {
  font-size: 2.25rem;
  margin-bottom: var(--spacing-sm);
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  text-decoration: none;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  text-decoration: none;
}

.btn-secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-border);
  text-decoration: none;
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Cards */
.card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.card-list {
  display: grid;
  gap: var(--spacing-md);
}

/* Badge/Label */
.label {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-bg-tertiary);
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.label-success {
  background: #d1fae5;
  color: #065f46;
}

.label-warning {
  background: #fef3c7;
  color: #92400e;
}

/* Product Grid */
.product-grid {
  display: grid;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.product-item {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-md);
  transition: all 0.2s;
}

.product-item:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.product-item h3 {
  margin-bottom: var(--spacing-xs);
}

.product-item p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

.product-status {
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

/* Feature List */
.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  padding-left: 24px;
  position: relative;
  margin-bottom: var(--spacing-sm);
}

.feature-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* FAQ */
.faq-item {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.faq-answer {
  color: var(--color-text-secondary);
}

/* Pricing */
.pricing-box {
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-lg);
  text-align: center;
  margin: var(--spacing-md) 0;
}

.price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: var(--spacing-sm) 0;
}

.price-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

/* Compatibility Table */
.compatibility-section {
  margin: var(--spacing-md) 0;
}

.compatibility-list {
  list-style: none;
  padding: 0;
}

.compatibility-list li {
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.compatibility-list li:last-child {
  border-bottom: none;
}

/* Notice/Alert */
.notice {
  padding: var(--spacing-sm);
  border-radius: 6px;
  margin: var(--spacing-md) 0;
  border-left: 4px solid;
}

.notice-info {
  background: #eff6ff;
  border-color: var(--color-accent);
  color: #1e40af;
}

.notice-warning {
  background: #fffbeb;
  border-color: var(--color-warning);
  color: #92400e;
}

/* Responsive */
@media (min-width: 640px) {
  h1 {
    font-size: 2.5rem;
  }
  
  .hero h1 {
    font-size: 3rem;
  }
  
  .product-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .site-nav {
    gap: var(--spacing-lg);
  }
}

@media (max-width: 639px) {
  .site-header .container {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: flex-start;
  }
  
  .site-nav {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  
  .site-logo img {
    height: 32px;
  }
  
  .hero video {
    max-width: 300px;
  }
}
section, section.hero {
  padding: 0;
  margin-top: 16px;
}

/* Mobile logo adjustment */
@media (max-width: 639px) {
  .site-logo img {
    height: 32px;
  }
}

/* Blog content */
pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: var(--spacing-sm);
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
  font-size: 0.9rem;
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-md);
}

th, td {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.95rem;
}

th {
  background: var(--color-bg-tertiary);
  font-weight: 600;
  color: var(--color-text-primary);
}

td {
  color: var(--color-text-secondary);
}

blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--spacing-sm);
  margin: 0 0 var(--spacing-md);
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Gallery */
.gallery-container {
  margin: var(--spacing-md) 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: contain;
  display: block;
  transition: transform 0.3s;
  background: var(--color-bg-secondary);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item-caption {
  padding: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-align: center;
  background: var(--color-bg-primary);
  line-height: 1.4;
}

/* Gallery Modal */
.gallery-modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  overflow: auto;
  padding: var(--spacing-md);
  box-sizing: border-box;
}

.gallery-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-modal-content {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  margin: auto;
  display: block;
  border-radius: 8px;
}

.gallery-modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-lg);
  color: #ffffff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  z-index: 1001;
  line-height: 1;
  transition: opacity 0.2s;
}

.gallery-modal-close:hover {
  opacity: 0.7;
}

.gallery-modal-nav {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.gallery-modal-prev,
.gallery-modal-next {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: #ffffff;
  font-size: 48px;
  font-weight: bold;
  padding: var(--spacing-md);
  cursor: pointer;
  border-radius: 4px;
  pointer-events: auto;
  transition: background 0.2s;
  margin: 0 var(--spacing-sm);
  line-height: 1;
  user-select: none;
}

.gallery-modal-prev:hover,
.gallery-modal-next:hover {
  background: rgba(255, 255, 255, 0.3);
}

.gallery-modal-prev:active,
.gallery-modal-next:active {
  background: rgba(255, 255, 255, 0.4);
}

/* Mobile gallery adjustments */
@media (max-width: 639px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .gallery-modal-content {
    max-width: 95%;
    max-height: 85vh;
  }

  .gallery-modal-close {
    top: var(--spacing-sm);
    right: var(--spacing-md);
    font-size: 32px;
  }

  .gallery-modal-prev,
  .gallery-modal-next {
    font-size: 36px;
    padding: var(--spacing-sm);
    margin: 0 var(--spacing-xs);
  }
}

@media (min-width: 640px) and (max-width: 960px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 961px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}