/* Main CSS - Mobile-first responsive design with RTL/LTR support */

/* CSS Custom Properties for theming */
:root {
  /* Colors - Light theme */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-secondary: #64748b;
  --color-accent: #f59e0b;
  
  /* Background colors */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-bg-overlay: rgba(0, 0, 0, 0.5);
  
  /* Text colors */
  --color-text-primary: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #ffffff;
  
  /* Border colors */
  --color-border-primary: #e2e8f0;
  --color-border-secondary: #cbd5e1;
  --color-border-focus: #2563eb;
  
  /* Status colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Typography */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-serif: 'Georgia', 'Times New Roman', serif;
  --font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  
  /* Font sizes - Mobile first */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  
  /* Line heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  
  /* Border radius */
  --radius-sm: 0.125rem;  /* 2px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */
  --radius-2xl: 1rem;     /* 16px */
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-index scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Container widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}

/* Dark theme colors */
[data-theme="dark"] {
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-secondary: #94a3b8;
  --color-accent: #fbbf24;
  
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-overlay: rgba(0, 0, 0, 0.8);
  
  --color-text-primary: #c5c5c5;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #0f172a;
  
  --color-border-primary: #334155;
  --color-border-secondary: #475569;
  --color-border-focus: #3b82f6;
}

/* Persian/Farsi font support */
.fa-lang {
  --font-family-sans: 'Vazir', 'Tahoma', sans-serif;
  font-feature-settings: 'kern' 1, 'liga' 1;
}

/* Arabic font support */
.ar-lang {
  --font-family-sans: 'Amiri', 'Tahoma', sans-serif;
  font-feature-settings: 'kern' 1, 'liga' 1;
}

/* Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  width: 100%;
  margin: 0;
  padding: 0;
}

/* Prevent body scroll when overlays are open */
body.mobile-menu-open,
body.search-open {
  overflow: hidden;
}

/* RTL support */
.rtl-dir {
  direction: rtl;
  text-align: right;
}

.ltr-dir {
  direction: ltr;
  text-align: left;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  z-index: var(--z-tooltip);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 6px;
}

/* Container */
.container,
.header-container,
.footer-container,
.section-container,
.breadcrumb-container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .container,
  .header-container,
  .footer-container,
  .section-container,
  .breadcrumb-container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container,
  .header-container,
  .footer-container,
  .section-container,
  .breadcrumb-container {
    padding: 0 var(--space-8);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

h5, h6 {
  font-size: var(--font-size-base);
}

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
  }
  
  h3 {
    font-size: var(--font-size-2xl);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: var(--font-size-5xl);
  }
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

a:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* Lists */
ul, ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.rtl-dir ul,
.rtl-dir ol {
  padding-left: 0;
  padding-right: var(--space-6);
}

li {
  margin-bottom: var(--space-2);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

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

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

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

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

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Cards */
.card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border-primary);
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-border-primary);
  background-color: var(--color-bg-secondary);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Grid system */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .sm\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  
  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  
  .lg\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  
  .lg\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

/* Flexbox utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-start {
  justify-content: flex-start;
}

.justify-end {
  justify-content: flex-end;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Spacing utilities */
.m-0 { margin: 0; }
.m-2 { margin: var(--space-2); }
.m-4 { margin: var(--space-4); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-0 { padding: 0; }
.p-2 { padding: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.rtl-dir .text-left { text-align: right; }
.rtl-dir .text-right { text-align: left; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }

.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }

/* Display utilities */
.hidden { display: none; }
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }

@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:hidden { display: none; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:hidden { display: none; }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:hidden { display: none; }
}

/* Position utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Width utilities */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Height utilities */
.h-full { height: 100%; }
.h-auto { height: auto; }

/* Overflow utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* Border radius utilities */
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadow utilities */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Transition utilities */
.transition { transition: all var(--transition-normal); }
.transition-fast { transition: all var(--transition-fast); }
.transition-slow { transition: all var(--transition-slow); }

/* Focus utilities */
.focus\:outline-none:focus { outline: none; }
.focus\:ring:focus { box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1); }

/* Hover utilities */
.hover\:bg-gray-50:hover { background-color: var(--color-bg-secondary); }
.hover\:text-primary:hover { color: var(--color-primary); }

/* Loading states */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--color-border-primary);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  a {
    color: black !important;
    text-decoration: underline !important;
  }
  
  .card {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
  }
}

/* ==========================================================================
   Component Styles
   ========================================================================== */

/* Page Header Styles (for non-homepage pages) */
.page-header {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%) !important;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%) !important;
  color: white !important;
  color: var(--color-text-inverse) !important;
  padding: 4rem 0 5rem !important;
  padding: var(--space-16) 0 var(--space-20) !important;
  margin-bottom: 4rem !important;
  margin-bottom: var(--space-16) !important;
  position: relative;
  overflow: hidden;
  min-height: 40vh;
  display: flex;
  align-items: center;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('/static/images/hero-pattern.svg') repeat;
  opacity: 0.1;
  z-index: 1;
}

.page-container {
  position: relative;
  z-index: 2;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
  text-align: center;
}

@media (min-width: 640px) {
  .page-container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .page-container {
    padding: 0 var(--space-8);
  }
}

.page-header .page-title {
  font-size: 2.25rem !important; /* 36px fallback */
  font-size: var(--font-size-4xl) !important;
  font-weight: 800 !important;
  line-height: 1.25 !important;
  line-height: var(--line-height-tight) !important;
  margin-bottom: 1.5rem !important;
  margin-bottom: var(--space-6) !important;
  color: white !important;
  color: var(--color-text-inverse) !important;
}

@media (min-width: 768px) {
  .page-header .page-title {
    font-size: 3rem !important; /* 48px fallback */
    font-size: var(--font-size-5xl) !important;
  }
}

.page-header .page-description {
  font-size: 1.25rem !important; /* 20px fallback */
  font-size: var(--font-size-xl) !important;
  line-height: 1.75 !important;
  line-height: var(--line-height-relaxed) !important;
  margin-bottom: 2rem !important;
  margin-bottom: var(--space-8) !important;
  opacity: 0.9;
  color: white !important;
  color: var(--color-text-inverse) !important;
}

/* Ensure page header text is visible */
.page-header * {
  color: white !important;
  color: var(--color-text-inverse) !important;
}

/* Responsive adjustments for page headers */
@media (max-width: 640px) {
  .page-header {
    padding: 3rem 0 4rem !important;
    min-height: 30vh;
  }
  
  .page-header .page-title {
    font-size: 1.875rem !important; /* 30px */
  }
  
  .page-header .page-description {
    font-size: 1.125rem !important; /* 18px */
  }
}

/* Dark mode adjustments for page headers */
[data-theme="dark"] .page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%) !important;
}

/* Header Styles */
.site-header {
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  transition: var(--transition-normal);
}

.site-logo .logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: var(--font-size-xl);
  gap: var(--space-2);
}

.logo-image {
  height: 32px;
  width: auto;
  border-radius: 0;
}

.logo-text {
  font-weight: 700;
  color: var(--color-text-primary);
}

.main-navigation {
  display: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-6);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: var(--transition-normal);
  border-radius: var(--radius-md);
}

.nav-link:hover,
.nav-item.active .nav-link {
  color: var(--color-primary);
  background: var(--color-bg-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.search-toggle,
.language-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: var(--transition-normal);
}

.search-toggle:hover,
.language-toggle:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

.login-link {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: var(--transition-normal);
}

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

/* Search Overlay */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-overlay);
  z-index: 200;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}

.search-overlay.active {
  display: flex;
}

.search-container {
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  width: 90%;
  max-width: 600px;
  box-shadow: var(--shadow-xl);
}

.search-form {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.search-input {
  flex: 1;
  padding: var(--space-3);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-submit,
.search-close {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
}

.search-submit:hover,
.search-close:hover {
  background: var(--color-primary-hover);
}

.search-close {
  background: var(--color-secondary);
}

/* Footer Styles */
.site-footer {
  background: var(--color-bg-tertiary);
  border-top: 1px solid var(--color-border-primary);
  margin-top: var(--space-16);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-6) var(--space-6);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

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

.footer-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.footer-description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
}

.social-links {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.social-link:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: var(--transition-normal);
}

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

.newsletter-form {
  margin-top: var(--space-4);
}

.newsletter-input-group {
  display: flex;
  gap: var(--space-2);
}

.newsletter-input {
  flex: 1;
  padding: var(--space-3);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
}

.newsletter-submit {
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
  white-space: nowrap;
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border-primary);
  padding-top: var(--space-6);
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

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

.footer-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.powered-by {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 50px;
  height: 50px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  transition: var(--transition-normal);
}

.theme-toggle:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

.theme-icon {
  display: none;
  font-size: 20px;
}

/* Show appropriate icon based on current theme */
/* Light theme shows dark icon (to switch to dark) */
[data-theme="light"] .theme-toggle .dark-icon {
  display: block;
}

/* Dark theme shows light icon (to switch to light) */
[data-theme="dark"] .theme-toggle .light-icon {
  display: block;
}

/* Auto theme shows auto icon (to switch to light) */
[data-theme="auto"] .theme-toggle .auto-icon {
  display: block;
}

/* Hide other icons */
[data-theme="light"] .theme-toggle .light-icon,
[data-theme="light"] .theme-toggle .auto-icon,
[data-theme="dark"] .theme-toggle .dark-icon,
[data-theme="dark"] .theme-toggle .auto-icon,
[data-theme="auto"] .theme-toggle .light-icon,
[data-theme="auto"] .theme-toggle .dark-icon {
  display: block;
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 50;
  display: none;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
}

.back-to-top.visible {
  display: flex;
}

.back-to-top:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: 1000;
  transition: var(--transition-normal);
}

.skip-link:focus {
  top: 6px;
}

/* Article Card Styles */
.article-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.article-content {
  padding: var(--space-6);
}

.article-header {
  margin-bottom: var(--space-4);
}

.article-category {
  margin-bottom: var(--space-2);
}

.category-link {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-overlay);
  color: var(--color-primary);
  text-decoration: none;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: var(--transition-normal);
}

.category-link:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.article-title {
  margin: 0 0 var(--space-3) 0;
  font-size: var(--font-size-xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

.title-link {
  color: var(--color-text-primary);
  text-decoration: none;
  transition: var(--transition-normal);
}

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

.article-excerpt {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--space-4) 0;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.meta-primary {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.article-author {
  font-weight: 500;
}

.article-date {
  color: var(--color-text-muted);
}

/* Category Card Styles */
.category-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.category-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.category-card .category-link {
  display: block;
  padding: var(--space-6);
  text-decoration: none;
  color: inherit;
  transition: var(--transition-normal);
}

.category-card:hover .category-link {
  background: transparent;
}

.category-card:hover .category-name {
  color: var(--color-primary);
}

.category-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-2) 0;
}

.category-description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--space-3) 0;
}

.category-count {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* Statistics Styles */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.stat-label {
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-overlay);
  z-index: 150;
  display: none;
  align-items: flex-start;
  justify-content: flex-start;
  padding-top: 80px;
}

.mobile-nav-overlay.active {
  display: flex;
}

.mobile-navigation {
  background: var(--color-bg-primary);
  width: 100%;
  max-width: 300px;
  height: 100%;
  padding: var(--space-6);
  box-shadow: var(--shadow-xl);
}

.mobile-nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav-item {
  margin-bottom: var(--space-2);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-primary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

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

.mobile-nav-submenu {
  list-style: none;
  margin: var(--space-2) 0 0 var(--space-4);
  padding: 0;
}

.mobile-nav-sublink {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

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

/* Language and User Dropdowns */
.language-switcher,
.user-menu {
  position: relative;
}

.language-dropdown,
.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 150px;
  z-index: var(--z-dropdown);
  display: none;
  padding: var(--space-2);
}

.language-dropdown.active,
.user-dropdown.active {
  display: block;
}

.language-option,
.user-option {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
  font-size: var(--font-size-sm);
}

.language-option:hover,
.user-option:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

.language-option.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.user-divider {
  border: none;
  border-top: 1px solid var(--color-border-primary);
  margin: var(--space-2) 0;
}

.user-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.user-toggle:hover {
  background: var(--color-bg-secondary);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.user-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}

/* Responsive Design */
@media (min-width: 768px) {
  .mobile-menu-toggle {
    display: none;
  }
  
  .main-navigation {
    display: block;
  }
  
  .header-container {
    padding: var(--space-4) var(--space-8);
  }
  
  .footer-container {
    padding: var(--space-16) var(--space-8) var(--space-8);
  }
}

@media (min-width: 1024px) {
  .header-container {
    padding: var(--space-6) var(--space-12);
  }
  
  .footer-container {
    padding: var(--space-20) var(--space-12) var(--space-12);
  }
}/
* ==========================================================================
   PWA (Progressive Web App) Styles
   ========================================================================== */

/* Offline Indicator Bar */
.offline-indicator {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
  color: white !important;
  padding: 8px 16px !important;
  text-align: center !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  z-index: 10000 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1) !important;
  margin: 0 !important;
  border: none !important;
  border-radius: 0 !important;
}

.offline-indicator.show {
  transform: translateY(0) !important;
}

.offline-indicator svg {
  flex-shrink: 0 !important;
  width: 16px !important;
  height: 16px !important;
}

.offline-indicator svg {
  flex-shrink: 0;
}

/* Adjust header when offline indicator is shown */
body.offline .site-header {
  top: 40px !important; /* Height of offline indicator */
}

/* Ensure proper stacking when offline */
body.offline {
  padding-top: 40px !important;
}

/* PWA Notifications */
.pwa-notification {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  max-width: 400px;
  min-width: 300px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: 10001;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.pwa-notification.show {
  transform: translateX(0);
}

/* Adjust notification position when offline bar is visible */
body.offline .pwa-notification {
  top: calc(50px + var(--space-6)) !important;
}

/* Theme indicator positioning adjustment */
body.offline .theme-indicator {
  top: calc(50px + var(--space-6)) !important;
}

.notification-content {
  padding: var(--space-4);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  position: relative;
}

.notification-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.notification-message {
  flex: 1;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
}

.notification-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
  margin-left: 27px; /* Align with message text */
}

.notification-action {
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
}

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

.notification-action:last-child {
  background: var(--color-secondary);
}

.notification-action:last-child:hover {
  background: var(--color-text-secondary);
}

.notification-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: var(--font-size-lg);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
}

.notification-close:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* Notification Types */
.pwa-notification-success {
  border-left: 4px solid var(--color-success);
}

.pwa-notification-success .notification-icon {
  color: var(--color-success);
}

.pwa-notification-warning {
  border-left: 4px solid var(--color-warning);
}

.pwa-notification-warning .notification-icon {
  color: var(--color-warning);
}

.pwa-notification-error {
  border-left: 4px solid var(--color-error);
}

.pwa-notification-error .notification-icon {
  color: var(--color-error);
}

.pwa-notification-info {
  border-left: 4px solid var(--color-info);
}

.pwa-notification-info .notification-icon {
  color: var(--color-info);
}

/* PWA Install Button */
.pwa-install-button {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
}

.pwa-install-button.show {
  display: flex;
}

.pwa-install-button:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.pwa-install-button svg {
  width: 16px;
  height: 16px;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .pwa-notification {
    top: var(--space-4);
    right: var(--space-4);
    left: var(--space-4);
    max-width: none;
    min-width: auto;
  }
  
  .notification-actions {
    flex-direction: column;
    margin-left: 0;
  }
  
  .notification-action {
    text-align: center;
  }
  
  .offline-indicator {
    font-size: var(--font-size-xs);
    padding: var(--space-1) var(--space-3);
  }
  
  body.offline .site-header {
    top: 32px; /* Smaller height on mobile */
  }
}

/* Animation for offline indicator */
@keyframes slideDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-100%);
  }
}

.offline-indicator.animate-in {
  animation: slideDown var(--transition-normal) ease-out;
}

.offline-indicator.animate-out {
  animation: slideUp var(--transition-normal) ease-in;
}

/* Ensure proper stacking when offline */
body.offline {
  padding-top: 40px;
}

@media (max-width: 640px) {
  body.offline {
    padding-top: 32px;
  }
}/* Theme In
dicator */
.theme-indicator {
  position: fixed;
  top: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(-100%);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  opacity: 0;
  transition: all var(--transition-normal);
}

.theme-indicator.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Fix for mobile positioning */
@media (max-width: 640px) {
  .theme-toggle {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 44px;
    height: 44px;
  }
  
  .back-to-top {
    bottom: var(--space-4);
    left: var(--space-4);
    width: 44px;
    height: 44px;
  }
}
/*
 Import breadcrumb styles */
@import url('breadcrumb.css');

/* Navigation Styles */
.navbar {
  background: #1f2937;
  color: white;
  padding: 1rem 0;
  position: relative;
  z-index: 100;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.navbar .logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
  text-decoration: none;
  margin: 0;
}

.navbar .nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.navbar .nav-links a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.navbar .nav-links a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

/* Responsive navbar */
@media (max-width: 768px) {
  .navbar .container {
    flex-direction: column;
    gap: 1rem;
  }
  
  .navbar .nav-links {
    gap: 1rem;
  }
  
  .navbar .nav-links a {
    padding: 0.25rem 0.5rem;
  }
}

/* Header styles (for fallback templates) */
.header {
  background: #1f2937;
  color: white;
  padding: 1rem 0;
  position: relative;
  z-index: 100;
}

.header .nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.header .logo {
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
  color: white;
}

.header .nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.header .nav-links a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.header .nav-links a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}
/* ===== 
HEADER AND NAVIGATION STYLES ===== */

/* Site Header */
.site-header {
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border-primary);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-sm);
  width: 100%;
  overflow-x: hidden;
}

.header-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  width: 100%;
  box-sizing: border-box;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: var(--font-size-xl);
  transition: color var(--transition-fast);
}

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

.logo-image {
  height: 2rem;
  width: auto;
}

.logo-text {
  font-family: var(--font-family-sans);
}

/* Main Navigation */
.main-navigation {
  display: none;
  flex: 1;
  justify-content: center;
  margin: 0 var(--space-4);
  overflow: hidden;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.nav-menu::-webkit-scrollbar {
  display: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-item.active .nav-link {
  color: var(--color-primary);
  background-color: var(--color-bg-secondary);
}

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

/* Dropdown submenu */
.nav-submenu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 12rem;
  padding: var(--space-2);
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.nav-item:hover .nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-subitem {
  margin: 0;
}

.nav-sublink {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  min-width: fit-content;
}

/* Search Toggle */
.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-toggle:hover {
  color: var(--color-primary);
  background-color: var(--color-bg-secondary);
}

/* Language Switcher */
.language-switcher {
  position: relative;
}

.language-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  background: none;
  border: 1px solid var(--color-border-primary);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.language-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 8rem;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.language-switcher:hover .language-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-option {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.language-option:hover,
.language-option.active {
  color: var(--color-primary);
  background-color: var(--color-bg-secondary);
}

/* User Menu */
.user-menu {
  position: relative;
}

.user-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1);
  background: none;
  border: none;
  color: var(--color-text-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-toggle:hover {
  background-color: var(--color-bg-secondary);
}

.user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.user-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 10rem;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.user-menu:hover .user-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-option {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.user-option:hover {
  color: var(--color-primary);
  background-color: var(--color-bg-secondary);
}

.user-divider {
  margin: var(--space-2) 0;
  border: none;
  border-top: 1px solid var(--color-border-primary);
}

/* Login Link */
.login-link {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  gap: 0.25rem;
}

.hamburger-line {
  width: 1.25rem;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: all var(--transition-fast);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(0.25rem, 0.25rem);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(0.25rem, -0.25rem);
}

/* Search Overlay */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  max-width: 32rem;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-xl);
}

.search-form {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.search-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
}

.search-submit {
  padding: var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

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

.search-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 2rem;
  height: 2rem;
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.search-close:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-secondary);
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-navigation {
  position: absolute;
  top: 0;
  left: 0;
  width: 80%;
  max-width: 20rem;
  height: 100%;
  background: var(--color-bg-primary);
  padding: var(--space-6) var(--space-4);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
}

.mobile-nav-overlay.active .mobile-navigation {
  transform: translateX(0);
}

.mobile-nav-menu {
  list-style: none;
}

.mobile-nav-item {
  margin-bottom: var(--space-2);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

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

.mobile-nav-submenu {
  list-style: none;
  margin-top: var(--space-2);
  padding-left: var(--space-4);
}

.mobile-nav-subitem {
  margin-bottom: var(--space-1);
}

.mobile-nav-sublink {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

/* Responsive Design */
@media (min-width: 768px) {
  .mobile-menu-toggle {
    display: none;
  }
  
  .main-navigation {
    display: flex;
  }
  
  .header-container {
    padding: 0 var(--space-4);
  }
  
  .main-navigation {
    margin: 0 var(--space-2);
  }
}

@media (min-width: 1024px) {
  .header-container {
    padding: 0 var(--space-6);
  }
  
  .main-navigation {
    margin: 0 var(--space-4);
  }
  
  .nav-menu {
    gap: var(--space-3);
  }
  
  .nav-link {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
  }
}

@media (min-width: 1280px) {
  .header-container {
    padding: 0 var(--space-8);
  }
  
  .main-navigation {
    margin: 0 var(--space-6);
  }
  
  .nav-menu {
    gap: var(--space-4);
  }
  
  .nav-link {
    padding: var(--space-3) var(--space-5);
  }
}

/* RTL Support */
.rtl-dir .header-container {
  direction: rtl;
}

.rtl-dir .nav-submenu {
  left: auto;
  right: 0;
}

.rtl-dir .language-dropdown,
.rtl-dir .user-dropdown {
  left: 0;
  right: auto;
}

.rtl-dir .mobile-navigation {
  left: auto;
  right: 0;
  transform: translateX(100%);
}

.rtl-dir .mobile-nav-overlay.active .mobile-navigation {
  transform: translateX(0);
}

.rtl-dir .mobile-nav-submenu {
  padding-left: 0;
  padding-right: var(--space-4);
}

.rtl-dir .search-close {
  left: var(--space-4);
  right: auto;
}
/* Fi
x for gap issues and horizontal scroll */
* {
  box-sizing: border-box;
}

html, body {
  max-width: 100%;
  overflow-x: hidden;
}

.site-header {
  margin: 0;
  padding: 0;
  border: 0;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
}

/* Ensure no elements cause horizontal overflow */
.header-container,
.main-navigation,
.nav-menu,
.header-actions {
  max-width: 100%;
  overflow: visible;
}

/* Compact navigation for smaller screens */
@media (max-width: 1023px) {
  .nav-link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
  }
  
  .header-actions {
    gap: var(--space-1);
  }
  
  .search-toggle,
  .language-toggle {
    width: 2rem;
    height: 2rem;
  }
}

@media (max-width: 767px) {
  .header-container {
    padding: 0 var(--space-3);
  }
  
  .logo-text {
    font-size: var(--font-size-lg);
  }
}/* Bread
crumb Styles */
.breadcrumb-container {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    margin-bottom: 1rem;
}

.breadcrumb {
    margin: 0;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
}

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

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    transition: all 0.2s ease;
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
    background-color: var(--bg-hover);
}

.breadcrumb-item.active span {
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.25rem 0.5rem;
}

.breadcrumb-separator {
    color: var(--text-muted);
    margin: 0 0.25rem;
    user-select: none;
}

.breadcrumb-separator span {
    font-size: 0.75rem;
}

/* RTL Support for Breadcrumbs */
.rtl-dir .breadcrumb-list {
    direction: rtl;
}

.rtl-dir .breadcrumb-separator span {
    transform: scaleX(-1);
}

/* Dark Mode Breadcrumbs */
[data-theme="dark"] .breadcrumb-container {
    background-color: var(--bg-secondary);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--text-secondary);
}

[data-theme="dark"] .breadcrumb-item a:hover {
    color: var(--primary-color);
    background-color: var(--bg-hover);
}

[data-theme="dark"] .breadcrumb-item.active span {
    color: var(--text-primary);
}

/* Mobile Responsive Breadcrumbs */
@media (max-width: 768px) {
    .breadcrumb-container {
        padding: 0.5rem 0;
        margin-bottom: 0.75rem;
    }
    
    .breadcrumb-list {
        font-size: 0.8125rem;
    }
    
    .breadcrumb-item a,
    .breadcrumb-item.active span {
        padding: 0.1875rem 0.375rem;
    }
    
    /* Hide intermediate breadcrumbs on very small screens */
    @media (max-width: 480px) {
        .breadcrumb-item:not(:first-child):not(:last-child):not(.breadcrumb-separator) {
            display: none;
        }
        
        .breadcrumb-item:nth-last-child(2).breadcrumb-separator {
            display: none;
        }
        
        /* Show ellipsis when items are hidden */
        .breadcrumb-item:first-child:not(:last-child)::after {
            content: "...";
            color: var(--text-muted);
            margin: 0 0.5rem;
        }
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .breadcrumb-item a {
        border: 1px solid transparent;
    }
    
    .breadcrumb-item a:hover,
    .breadcrumb-item a:focus {
        border-color: var(--primary-color);
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .breadcrumb-item a {
        transition: none;
    }
}