/* CSS Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Light theme (default) */
  --color-bg: #ffffff;
  --color-bg-secondary: #f8f9fa;
  --color-bg-tertiary: #f1f3f4;
  --color-text: #1a1a1a;
  --color-text-secondary: #5f6368;
  --color-text-tertiary: #80868b;
  --color-border: #e8eaed;
  --color-border-light: #f1f3f4;
  --color-primary: #1a73e8;
  --color-primary-hover: #1557b0;
  --color-danger: #d93025;
  --color-success: #188038;
  --color-unread: #1a73e8;
  --color-shadow: rgba(0, 0, 0, 0.1);
  --sidebar-width: 280px;
  --header-height: 56px;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* Dark theme (system preference) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #1a1a2e;
    --color-bg-secondary: #16213e;
    --color-bg-tertiary: #0f3460;
    --color-text: #e8e8e8;
    --color-text-secondary: #a0a0a0;
    --color-text-tertiary: #707070;
    --color-border: #2d2d44;
    --color-border-light: #252538;
    --color-primary: #4dabf7;
    --color-primary-hover: #74c0fc;
    --color-danger: #ff6b6b;
    --color-success: #51cf66;
    --color-unread: #4dabf7;
    --color-shadow: rgba(0, 0, 0, 0.3);
  }
}

/* Force dark theme */
:root[data-theme="dark"] {
  --color-bg: #1a1a2e;
  --color-bg-secondary: #16213e;
  --color-bg-tertiary: #0f3460;
  --color-text: #e8e8e8;
  --color-text-secondary: #a0a0a0;
  --color-text-tertiary: #707070;
  --color-border: #2d2d44;
  --color-border-light: #252538;
  --color-primary: #4dabf7;
  --color-primary-hover: #74c0fc;
  --color-danger: #ff6b6b;
  --color-success: #51cf66;
  --color-unread: #4dabf7;
  --color-shadow: rgba(0, 0, 0, 0.3);
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', Oxygen, Ubuntu, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
}

/* App Layout */
.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--color-bg-secondary);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
}

.logo svg {
  color: var(--color-primary);
}

/* Add Feed Form */
.add-feed-form {
  display: flex;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

.add-feed-form input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
}

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

.add-feed-form input::placeholder {
  color: var(--color-text-tertiary);
}

/* Buttons */
.btn-primary {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text);
}

.btn-text {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-text:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text);
}

.btn-danger {
  color: var(--color-danger);
}

.btn-danger:hover {
  background-color: rgba(217, 48, 37, 0.1);
  color: var(--color-danger);
}

/* Feed List */
.feed-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.feed-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  position: relative;
}

.feed-item:hover {
  background-color: var(--color-bg-tertiary);
}

.feed-item.active {
  background-color: var(--color-bg-tertiary);
}

.feed-item-icon {
  width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.feed-item-info {
  flex: 1;
  min-width: 0;
}

.feed-item-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-item-url {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-item-badge {
  background-color: var(--color-primary);
  color: white;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.feed-item-actions {
  display: none;
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
}

.feed-item:hover .feed-item-actions {
  display: flex;
}

.feed-item:hover .feed-item-badge {
  display: none;
}

/* Sidebar Footer */
.sidebar-footer {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--color-border);
}

/* Sidebar Links (minimal site navigation) */
.sidebar-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  padding: 10px 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.75rem;
}

.sidebar-links a {
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.sidebar-links a:hover {
  color: var(--color-primary);
}

/* Homepage - Full height app */
.homepage .app {
  min-height: 100vh;
}

.homepage .sidebar {
  height: 100vh;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  z-index: 50;
}

.header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-info h2 {
  font-size: 1.25rem;
  font-weight: 600;
}

.article-count {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Search Box */
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.search-box:focus-within {
  border-color: var(--color-primary);
  background-color: var(--color-bg);
}

.search-box svg {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.search-box input {
  border: none;
  background: transparent;
  color: var(--color-text);
  font-size: 0.875rem;
  width: 180px;
  outline: none;
}

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

.search-clear {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background: var(--color-bg-tertiary);
  border: none;
  border-radius: 50%;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-clear:hover {
  background: var(--color-text-tertiary);
  color: var(--color-bg);
}

/* Articles Container */
.articles-container {
  flex: 1;
  padding: 16px 24px;
  overflow-y: auto;
}

.articles-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Article Item */
.article-item {
  padding: 16px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.article-item:hover {
  border-color: var(--color-text-tertiary);
  box-shadow: 0 2px 8px var(--color-shadow);
}

.article-item.unread {
  border-left: 3px solid var(--color-unread);
}

.article-item.unread .article-title {
  font-weight: 600;
}

.article-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.article-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.article-feed-name {
  color: var(--color-primary);
}

.article-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Empty States */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--color-text-tertiary);
}

.empty-state svg {
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.empty-state span {
  font-size: 0.875rem;
}

.empty-state.hidden {
  display: none;
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
}

.loading-state.hidden {
  display: none;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-state p {
  margin-top: 12px;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 24px;
  animation: fadeIn var(--transition-fast);
}

.modal-overlay.hidden {
  display: none;
}

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

.modal {
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 40px var(--color-shadow);
  animation: slideUp var(--transition-normal);
}

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

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
}

.modal-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  border-bottom: 1px solid var(--color-border);
}

.modal-meta a {
  color: var(--color-primary);
  text-decoration: none;
}

.modal-meta a:hover {
  text-decoration: underline;
}

.modal-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  font-size: 1rem;
  line-height: 1.7;
}

.modal-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 16px 0;
}

.modal-content a {
  color: var(--color-primary);
}

.modal-content p {
  margin-bottom: 16px;
}

.modal-content h1, .modal-content h2, .modal-content h3,
.modal-content h4, .modal-content h5, .modal-content h6 {
  margin: 24px 0 12px;
  line-height: 1.3;
}

.modal-content ul, .modal-content ol {
  margin: 16px 0;
  padding-left: 24px;
}

.modal-content li {
  margin-bottom: 8px;
}

.modal-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: 16px;
  margin: 16px 0;
  color: var(--color-text-secondary);
}

.modal-content pre {
  background-color: var(--color-bg-secondary);
  padding: 16px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
  font-size: 0.875rem;
}

.modal-content code {
  background-color: var(--color-bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
  font-size: 0.875em;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 16px;
  background-color: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  box-shadow: 0 4px 12px var(--color-shadow);
  animation: slideInRight var(--transition-normal);
  max-width: 320px;
}

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

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

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

/* Hidden utility */
.hidden {
  display: none !important;
}

/* Categories */
.category-actions {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 4px;
}

.btn-add-category {
  width: 100%;
  justify-content: center;
  font-size: 0.75rem;
  padding: 6px 12px;
  color: var(--color-text-tertiary);
}

.btn-add-category:hover {
  color: var(--color-primary);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  margin: 4px 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  position: relative;
}

.category-header:hover {
  background-color: var(--color-bg-tertiary);
}

.category-header.active {
  background-color: var(--color-bg-tertiary);
}

.category-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast);
}

.category-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}

.category-name {
  flex: 1;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.category-menu {
  display: none;
  gap: 2px;
}

.category-header:hover .category-menu {
  display: flex;
}

.category-header:hover .feed-item-badge {
  display: none;
}

.category-feeds {
  margin-left: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--color-border);
  margin-bottom: 8px;
}

.feed-item.in-category {
  padding: 10px 12px;
}

.feed-item.in-category .feed-item-icon {
  width: 28px;
  height: 28px;
  font-size: 0.75rem;
}

.btn-small {
  width: 28px;
  height: 28px;
}

.btn-tiny {
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-tiny:hover {
  color: var(--color-text);
  background: var(--color-bg-tertiary);
}

.btn-tiny.active {
  color: var(--color-primary);
}

.btn-icon.active {
  color: var(--color-primary);
  background: rgba(26, 115, 232, 0.1);
}

/* Feed Favicon */
.feed-item-icon.has-favicon {
  background: var(--color-bg-tertiary);
  padding: 4px;
}

.feed-favicon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 2px;
}

.feed-favicon-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Article Actions */
.article-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.article-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}

.article-item:hover .article-actions {
  opacity: 1;
}

/* Selected Article (keyboard nav) */
.article-item.selected {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

/* Move Modal */
.modal-small {
  max-width: 360px;
}

.modal-body {
  padding: 16px;
}

.move-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  color: var(--color-text);
  font-size: 0.875rem;
}

.move-option:hover {
  background-color: var(--color-bg-tertiary);
}

.move-option.selected {
  background-color: var(--color-bg-tertiary);
  color: var(--color-primary);
}

.move-option svg {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.move-option.selected svg {
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 100%;
  }

  .app {
    flex-direction: column;
  }

  .sidebar {
    position: relative;
    width: 100%;
    max-height: 40vh;
  }

  .main-content {
    margin-left: 0;
  }

  .modal {
    max-height: 90vh;
    margin: 16px;
  }

  .articles-container {
    padding: 12px;
  }

  .main-header {
    padding: 12px 16px;
  }
}

/* ========================================
   AdSense Compliance: Navigation, Footer, Content Sections
   ======================================== */

/* Top Navigation */
.top-nav {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 0;
  font-size: 0.8125rem;
}

.top-nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-nav-brand {
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

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

.top-nav-breadcrumb {
  color: var(--color-text-tertiary);
  font-size: 0.75rem;
}

.top-nav-links {
  display: flex;
  gap: 20px;
}

.top-nav-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.top-nav-links a:hover,
.top-nav-links a.active {
  color: var(--color-primary);
}

/* Intro Section */
.intro-section {
  background-color: var(--color-bg-secondary);
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
}

.intro-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.intro-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.intro-text {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* App Wrapper */
.app-wrapper {
  width: 100%;
}

.app-wrapper .app {
  min-height: 85vh;
}

.app-wrapper .sidebar {
  position: fixed;
  top: 41px;
  left: 0;
  bottom: 0;
  height: auto;
}

.app-wrapper .main-content {
  margin-left: var(--sidebar-width);
}

/* FAQ Section */
.faq-section {
  background-color: var(--color-bg);
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.faq-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-align: center;
}

.faq-intro {
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}

.faq-grid {
  display: grid;
  gap: 24px;
}

.faq-item {
  background-color: var(--color-bg-secondary);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.faq-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.faq-item p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* Latest Articles Section */
.latest-articles-section {
  background-color: var(--color-bg-secondary);
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.latest-articles-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.latest-articles-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 24px;
  text-align: center;
}

.latest-articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.latest-article-card {
  background-color: var(--color-bg);
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.latest-article-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.latest-article-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.4;
}

.latest-article-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.view-all-link {
  display: block;
  text-align: center;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.view-all-link:hover {
  text-decoration: underline;
}

/* Site Footer */
.site-footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 32px 0;
}

.footer-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.footer-brand svg {
  color: var(--color-primary);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-copy {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
}

/* Page Content (for About, Contact, Privacy, Terms, Blog) */
.page-content {
  padding: 48px 0;
  min-height: 60vh;
}

.page-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.page-content h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-text);
}

.content-section {
  margin-bottom: 32px;
}

.content-section h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.content-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--color-text);
}

.content-section p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.content-section ul,
.content-section ol {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
  padding-left: 24px;
}

.content-section li {
  margin-bottom: 8px;
}

.content-section a {
  color: var(--color-primary);
}

.lead-text {
  font-size: 1.0625rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 24px;
}

.last-updated {
  color: var(--color-text-tertiary);
  font-size: 0.875rem;
  margin-bottom: 32px;
}

/* Contact Page Specific */
.faq-inline h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--color-text);
}

.faq-inline p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.contact-email {
  font-size: 1rem;
  margin: 16px 0;
}

/* CTA Box */
.cta-box {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  color: white;
  padding: 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  margin-top: 40px;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 16px;
}

.btn-primary-link {
  display: inline-block;
  background-color: white;
  color: var(--color-primary);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-primary-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Blog Styles */
.blog-post {
  padding-bottom: 32px;
}

.blog-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.blog-header h1 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 12px;
}

.blog-meta {
  color: var(--color-text-tertiary);
  font-size: 0.875rem;
}

.blog-content {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.blog-content h2 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 40px;
  margin-bottom: 16px;
}

.blog-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 28px;
  margin-bottom: 12px;
}

.blog-content p {
  margin-bottom: 16px;
}

.blog-content ul,
.blog-content ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.blog-content li {
  margin-bottom: 8px;
}

.blog-content a {
  color: var(--color-primary);
}

.blog-content code {
  background-color: var(--color-bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Monaco', monospace;
  font-size: 0.875em;
}

.blog-content pre {
  background-color: var(--color-bg-secondary);
  padding: 16px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: 16px;
}

.blog-content pre code {
  padding: 0;
  background: none;
}

.blog-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
}

.blog-content th,
.blog-content td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.blog-content th {
  font-weight: 600;
  color: var(--color-text);
}

.shortcut-table {
  width: 100%;
  margin-bottom: 24px;
}

.shortcut-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
}

.shortcut-table td:first-child {
  width: 120px;
}

.shortcut-table kbd {
  background-color: var(--color-bg-tertiary);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Monaco', monospace;
  font-size: 0.8125rem;
  border: 1px solid var(--color-border);
}

.blog-cta {
  background-color: var(--color-bg-secondary);
  padding: 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  margin-top: 40px;
  border: 1px solid var(--color-border);
}

.blog-cta h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.blog-cta p {
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

/* Blog Index Page */
.blog-index-header {
  text-align: center;
  margin-bottom: 40px;
}

.blog-index-header h1 {
  margin-bottom: 16px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.blog-card {
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.blog-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.blog-card a {
  display: block;
  padding: 24px;
  text-decoration: none;
}

.blog-card h2 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.blog-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background-color: var(--color-bg-secondary);
  font-weight: 600;
}

.comparison-table tr:nth-child(even) {
  background-color: var(--color-bg-secondary);
}

/* Responsive Adjustments for New Sections */
@media (max-width: 768px) {
  .top-nav-breadcrumb {
    display: none;
  }

  .top-nav-links {
    gap: 12px;
  }

  .intro-section h2 {
    font-size: 1.25rem;
  }

  .app-wrapper .sidebar {
    position: relative;
    top: 0;
    height: auto;
    max-height: 50vh;
  }

  .app-wrapper .main-content {
    margin-left: 0;
  }

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

  .latest-articles-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    gap: 16px;
  }

  .page-content h1 {
    font-size: 1.5rem;
  }

  .blog-header h1 {
    font-size: 1.5rem;
  }

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