/* ============================================================================
   Components CSS - Component-specific styles
   Site Style Guide Template
   ============================================================================ */

/* ============================================================================
   Layout Components
   ============================================================================ */

/* Site Header */
.site-header {
  background-color: #0B0B0B;
  border-bottom: none;
  padding: var(--spacing-md) var(--spacing-lg);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.header-title {
  font-size: var(--font-size-2xl);
  margin: 0;
  color: #7AC488;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.5px;
}

.header-subtitle {
  font-size: var(--font-size-xs);
  margin: 0;
  color: #7AC488;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 300;
}

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

.header-nav-link {
  color: #FFFFFF;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 500;
  font-size: var(--font-size-sm);
  letter-spacing: 0.5px;
}

.header-nav-link:hover {
  color: #7AC488;
}

.nav-item-with-submenu {
  position: relative;
  display: inline-block;
}

.nav-dropdown-trigger {
  background: none;
  border: none;
  color: #FFFFFF;
  font-family: inherit;
  font-size: var(--font-size-sm);
  cursor: pointer;
  padding: 0;
  transition: color var(--transition-fast);
  text-transform: uppercase;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.nav-dropdown-trigger:hover {
  color: #7AC488;
}

.nav-dropdown-trigger:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.nav-submenu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs);
  margin-top: 0;
  min-width: 180px;
  box-shadow: var(--shadow-md);
  list-style: none;
  z-index: var(--z-dropdown);
}

/* Create invisible bridge between trigger and menu */
.nav-submenu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.nav-item-with-submenu:hover .nav-submenu {
  display: block;
}

.nav-submenu li {
  margin: 0;
}

.nav-submenu a {
  display: block;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.nav-submenu a:hover {
  background-color: var(--bg-secondary);
  color: var(--color-primary);
}

/* Theme Toggle Button */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background-color: transparent;
  color: var(--text-inverse);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--color-primary);
}

.theme-toggle__icon {
  font-size: var(--font-size-lg);
}

/* Quick Navigation */
.quick-nav {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 73px;
  z-index: calc(var(--z-sticky) - 1);
}

.quick-nav-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.quick-nav-link {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-fast);
  position: relative;
}

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

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

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

/* Main Content */
.main-content {
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--spacing-3xl) var(--spacing-lg);
  background-color: var(--bg-primary);
}

body {
  background-color: var(--bg-secondary);
}

/* Section Styles */
.guide-section {
  margin-bottom: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  border-bottom: 2px solid var(--border-secondary);
}

.guide-section:last-child {
  border-bottom: none;
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-sm);
  border-bottom: 3px solid var(--color-primary);
  display: inline-block;
}

/* Footer */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: none;
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
}

.footer-text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin: 0;
}

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

.footer-links li {
  margin: 0;
}

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

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

/* ============================================================================
   Brand Section Components
   ============================================================================ */
.brand-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.brand-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.brand-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.brand-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

/* Logo Placeholder */
.logo-placeholder {
  padding: var(--spacing-2xl);
  background-color: var(--bg-tertiary);
  border: 2px dashed var(--border-primary);
  border-radius: var(--radius-md);
  text-align: center;
}

.logo-placeholder p:first-child {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

/* Brand Colors */
.brand-colors {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.brand-color-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.color-swatch {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  flex-shrink: 0;
}

.color-info h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.color-hex {
  font-family: var(--font-code);
  font-size: var(--font-size-lg);
  font-weight: bold;
  margin-bottom: 4px;
}

.color-rgb {
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

/* Font Specimens */
.font-specimens {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.font-specimen {
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.font-specimen h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-body);
}

.font-sample {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-normal);
}

.font-sample.font-heading {
  font-family: var(--font-heading);
}

.font-sample.font-body {
  font-family: var(--font-body);
}

.font-sample.font-accent {
  font-family: var(--font-accent);
}

/* Responsive for Brand Section */
@media (min-width: 640px) {
  .brand-colors {
    flex-direction: row;
  }

  .brand-color-item {
    flex: 1;
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================================
   Typography Section Components
   ============================================================================ */
.typography-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.typography-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.typography-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.typography-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.heading-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.heading-example {
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.heading-example h1,
.heading-example h2,
.heading-example h3,
.heading-example h4,
.heading-example h5,
.heading-example h6 {
  margin-bottom: var(--spacing-xs);
}

.body-text-examples,
.font-pairing-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.body-example,
.pairing-example {
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

/* ============================================================================
   Spacing Section Components
   ============================================================================ */
.spacing-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.spacing-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.spacing-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.spacing-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.spacing-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}

.spacing-demo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.spacing-box {
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.spacing-info strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.spacing-info p {
  margin: 0;
}

/* ============================================================================
   Colors Section Components
   ============================================================================ */
.colors-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.colors-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.colors-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.colors-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.color-card {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.color-preview {
  height: 120px;
  width: 100%;
}

.color-details {
  padding: var(--spacing-md);
}

.color-details h4 {
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-lg);
}

/* ============================================================================
   Forms Section Components
   ============================================================================ */
.forms-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.forms-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.forms-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.forms-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.form-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-example {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-example label {
  font-weight: 500;
  color: var(--text-primary);
}

/* Input Styles */
.input,
.textarea,
.select {
  width: 100%;
  padding: var(--spacing-sm);
  background-color: var(--input-bg);
  border: 2px solid var(--input-border);
  border-radius: var(--radius-md);
  color: var(--input-text);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(122, 196, 136, 0.1);
}

.input:disabled,
.textarea:disabled,
.select:disabled {
  background-color: var(--input-disabled-bg);
  color: var(--input-disabled-text);
  cursor: not-allowed;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--input-placeholder);
}

/* Select Dropdown - Custom Styling */
.select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path fill="%23666" d="M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z"/></svg>');
  background-repeat: no-repeat;
  background-position: right var(--spacing-sm) center;
  background-size: 12px;
  padding-right: calc(var(--spacing-sm) * 3);
  cursor: pointer;
}

.select:hover:not(:disabled) {
  border-color: var(--text-secondary);
}

.select:disabled {
  opacity: 0.6;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path fill="%23999" d="M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z"/></svg>');
}

/* Dark mode select arrow */
:root[data-theme="dark"] .select {
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path fill="%23B8B8B8" d="M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z"/></svg>');
}

:root[data-theme="dark"] .select:disabled {
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path fill="%23666" d="M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z"/></svg>');
}

/* Input States */
.input--error {
  border-color: var(--color-error);
}

.input--error:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.input--success {
  border-color: var(--color-success);
}

.input--success:focus {
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.input-message {
  font-size: var(--font-size-sm);
  margin-top: 4px;
}

.input-message--error {
  color: var(--color-error);
}

.input-message--success {
  color: var(--color-success);
}

/* Textarea */
.textarea {
  resize: vertical;
  min-height: 100px;
}

/* Buttons */
.button-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.button-group h4 {
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-lg);
}

.buttons-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border: 2px solid transparent;
  border-radius: 4px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.button--primary {
  background-color: var(--button-primary-bg);
  color: var(--button-primary-text);
}

.button--primary:hover:not(:disabled) {
  background-color: var(--button-primary-hover);
  color: var(--button-primary-hover-text);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.button--primary:active:not(:disabled) {
  transform: translateY(0);
}

.button--secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.button--secondary:hover:not(:disabled) {
  background-color: var(--bg-secondary);
  transform: translateY(-1px);
}

.button--outline {
  background-color: transparent;
  border-color: var(--button-secondary-border);
  color: var(--button-secondary-text);
}

.button--outline:hover:not(:disabled) {
  background-color: var(--bg-secondary);
  transform: translateY(-1px);
}

/* Read More Button Variant - uppercase styling */
.button--read-more {
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.button--loading {
  position: relative;
  color: transparent;
}

.button--loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid var(--button-primary-text);
  border-radius: 50%;
  border-top-color: transparent;
  animation: button-loading-spinner 0.6s linear infinite;
}

@keyframes button-loading-spinner {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Checkboxes & Radio Buttons */
.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.checkbox-label,
.radio-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.checkbox,
.radio {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.checkbox-label:has(.checkbox:disabled),
.radio-label:has(.radio:disabled) {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================================================
   Navigation Section Components
   ============================================================================ */
.navigation-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.navigation-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.navigation-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.navigation-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

/* Navbar - Simple horizontal navigation */
.navbar-demo {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.navbar-menu {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.navbar-link {
  color: var(--text-primary);
  text-decoration: none;
  font-size: var(--font-size-lg);
  font-weight: 500;
  padding: 8px 0;
  transition: color var(--transition-fast);
  position: relative;
  display: inline-block;
}

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

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

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

/* Breadcrumb */
.breadcrumb {
  padding: 0;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0;
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
}

.breadcrumb-list li a {
  color: var(--text-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
  font-weight: 600;
}

.breadcrumb-list li a:hover {
  color: var(--button-primary-hover);
}

.breadcrumb-list li:not(:last-child)::after {
  content: '›';
  margin: 0 10px;
  color: var(--text-tertiary);
  font-size: 1em;
  font-weight: 400;
}

.breadcrumb-list li:last-child {
  color: var(--text-accent);
  font-weight: 600;
}

/* Pagination */
.pagination {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.pagination-btn {
  padding: 8px 12px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(.pagination-btn--active) {
  background-color: var(--bg-secondary);
}

.pagination-btn--active {
  background-color: var(--button-primary-bg);
  color: var(--button-primary-text);
  border-color: var(--button-primary-bg);
}

/* Main Navigation with Sub-menu */
.main-nav {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

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

.main-nav-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.main-nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
  margin: 0;
  padding: 0;
  align-items: center;
}

.main-nav-item--has-submenu {
  position: relative;
}

.main-nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
  color: var(--text-primary);
  text-decoration: none;
  font-size: var(--font-size-lg);
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
}

.main-nav-item--has-submenu .main-nav-link::after {
  content: '▾';
  font-size: 10px;
  color: var(--text-secondary);
  transition: transform var(--transition-fast);
}

.main-nav-item--has-submenu:hover .main-nav-link::after {
  transform: rotate(180deg);
}

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

.sub-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  list-style: none;
  margin: 0;
  padding: var(--spacing-xs);
  z-index: var(--z-dropdown);
}

.main-nav-item--has-submenu:hover .sub-menu {
  display: block;
  animation: fadeInDown 200ms ease-out;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sub-menu-link {
  display: block;
  padding: 10px 12px;
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.sub-menu-link:hover {
  background-color: var(--bg-secondary);
  color: var(--color-primary);
  padding-left: 16px;
}

/* ============================================================================
   Content Section Components
   ============================================================================ */
.content-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.content-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.content-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.content-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  overflow: hidden;
}

.card-body {
  padding: var(--spacing-md);
}

.card-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.card-text {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

/* Tables */
.table-container {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-primary);
}

.table th,
.table td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-secondary);
}

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

.table tr:hover {
  background-color: var(--bg-secondary);
}

/* Alerts */
.alert-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border-left: 4px solid;
}

.alert--info {
  background-color: rgba(23, 162, 184, 0.1);
  border-color: var(--color-info);
  color: var(--text-primary);
}

.alert--success {
  background-color: rgba(40, 167, 69, 0.1);
  border-color: var(--color-success);
  color: var(--text-primary);
}

.alert--warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-color: var(--color-warning);
  color: var(--text-primary);
}

.alert--error {
  background-color: rgba(220, 53, 69, 0.1);
  border-color: var(--color-error);
  color: var(--text-primary);
}

/* Badges */
.badge-examples {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 4px var(--spacing-xs);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.badge--primary {
  background-color: var(--color-primary);
  color: var(--text-inverse);
}

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

.badge--warning {
  background-color: var(--color-warning);
  color: var(--text-primary);
}

.badge--error {
  background-color: var(--color-error);
  color: var(--text-inverse);
}

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

/* Modal */
.modal-demo {
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.modal-content {
  max-width: 500px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

:root[data-theme="dark"] .modal-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-header h4 {
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-md);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
  padding: var(--spacing-md);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

:root[data-theme="dark"] .modal-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-footer .button {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
}

/* ============================================================================
   E-commerce Section Components
   ============================================================================ */
.ecommerce-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.ecommerce-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.ecommerce-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.ecommerce-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

/* Product Cards */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.product-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  overflow: hidden;
}

.product-info {
  padding: var(--spacing-md);
}

.product-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.product-price {
  font-size: var(--font-size-xl);
  font-weight: bold;
  color: var(--text-accent);
  margin-bottom: var(--spacing-xs);
}

.product-rating {
  color: var(--color-warning);
  margin-bottom: var(--spacing-md);
}

/* Cart Items */
.cart-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.cart-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  align-items: center;
  flex-wrap: wrap;
}

.cart-item-details {
  flex: 1;
  min-width: 200px;
}

.cart-item-details h4 {
  margin-bottom: 4px;
  font-size: var(--font-size-base);
}

.cart-item-price {
  font-weight: bold;
  color: var(--text-accent);
}

.cart-item-quantity {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Pricing Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.pricing-card {
  position: relative;
  padding: var(--spacing-lg);
  background-color: var(--bg-primary);
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card--featured {
  border-color: var(--color-primary);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: var(--spacing-lg);
  padding: 4px var(--spacing-sm);
  background-color: var(--color-primary);
  color: var(--text-inverse);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: bold;
}

.pricing-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}

.pricing-price {
  font-size: var(--font-size-4xl);
  font-weight: bold;
  margin-bottom: var(--spacing-lg);
}

.pricing-price span {
  font-size: var(--font-size-base);
  font-weight: normal;
  color: var(--text-secondary);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-lg) 0;
  text-align: left;
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--border-secondary);
}

.pricing-features li:last-child {
  border-bottom: none;
}

/* ============================================================================
   Utilities Section Components
   ============================================================================ */
.utilities-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.utilities-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.utilities-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.utilities-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.utilities-item code {
  background-color: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
}

/* ============================================================================
   Tags Section Components
   ============================================================================ */
.tags-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.tags-item {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition-fast);
}

.tags-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.tags-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.tag-examples {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Default Tag Style */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.tag:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--color-primary);
  color: var(--text-accent);
}

/* Category Tag Variant */
.tag--category {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid var(--color-primary);
  font-weight: 600;
  opacity: 1;
}

.tag--category:hover {
  background-color: var(--button-primary-hover);
  color: #FFFFFF;
  border-color: var(--button-primary-hover);
  opacity: 1;
  transform: translateY(-1px);
}

/* Post Tags (inline style) */
.post-tags {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.post-tag-label {
  font-weight: 700;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
}

.post-tag {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.post-tag:hover {
  color: var(--button-primary-hover);
  text-decoration: underline;
}

/* Tag Cloud */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.tag-cloud-item {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  font-size: 1em;
}

.tag-cloud-item:hover {
  background-color: var(--color-primary);
  color: var(--button-primary-text);
  transform: scale(1.05);
}

/* ============================================================================
   Article Page Example
   ============================================================================ */
.article-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.article-example {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.article-breadcrumb {
  margin-bottom: var(--spacing-lg);
}

.article-header {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-primary);
}

.article-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-tight);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.article-meta-separator {
  color: var(--text-tertiary);
}

.article-tags-header {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.article-body {
  line-height: var(--line-height-relaxed);
}

.article-lead {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
}

.article-body h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.article-body h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.article-body p {
  margin-bottom: var(--spacing-md);
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.article-body li {
  margin-bottom: var(--spacing-xs);
}

.article-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-primary);
}

.article-footer {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-primary);
}

.article-footer-tags h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

/* All sections complete */