/* Material Design 3 - InterviewGuppy Styles - Sophisticated Palette */

/* CSS Custom Properties (Variables) */
:root {
  /* Enhanced Color System - Sophisticated Palette */
  
  /* Primary - Deep Ocean Blue */
  --md-primary: #2D5D8A;
  --md-primary-50: #E8F0F7;
  --md-primary-100: #C1D7E8;
  --md-primary-200: #96BBD7;
  --md-primary-300: #6B9FC6;
  --md-primary-400: #4C89B9;
  --md-primary-500: #2D5D8A;
  --md-primary-600: #285082;
  --md-primary-700: #224177;
  --md-primary-800: #1C336C;
  --md-primary-900: #111F52;
  
  --md-primary-container: #E8F0F7;
  --md-on-primary: #ffffff;
  --md-on-primary-container: #111F52;
  
  /* Secondary - Cool Grey */
  --md-secondary: #8DA3B5;
  --md-secondary-50: #F4F7F9;
  --md-secondary-100: #E3EBF0;
  --md-secondary-200: #D1DDE6;
  --md-secondary-300: #BECFDC;
  --md-secondary-400: #B1C4D4;
  --md-secondary-500: #8DA3B5;
  --md-secondary-600: #7A92A5;
  --md-secondary-700: #647E91;
  --md-secondary-800: #4F6B7D;
  --md-secondary-900: #2F4A5F;
  
  --md-secondary-container: #E3EBF0;
  --md-on-secondary: #ffffff;
  --md-on-secondary-container: #2F4A5F;
  
  /* Tertiary - Dusty Rose / Muted Mauve */
  --md-tertiary: #B48C9C;
  --md-tertiary-50: #F9F4F6;
  --md-tertiary-100: #F0E4E8;
  --md-tertiary-200: #E6D2D9;
  --md-tertiary-300: #DCC0CA;
  --md-tertiary-400: #D4B2BF;
  --md-tertiary-500: #B48C9C;
  --md-tertiary-600: #A67B8C;
  --md-tertiary-700: #956779;
  --md-tertiary-800: #845366;
  --md-tertiary-900: #663C47;
  
  --md-tertiary-container: #F0E4E8;
  --md-on-tertiary: #ffffff;
  --md-on-tertiary-container: #663C47;
  
  /* Accent - Warm Peach / Coral */
  --md-accent: #E08C6D;
  --md-accent-50: #FDF4F1;
  --md-accent-100: #FAE4DB;
  --md-accent-200: #F7D2C3;
  --md-accent-300: #F4C0AB;
  --md-accent-400: #F1B399;
  --md-accent-500: #E08C6D;
  --md-accent-600: #DC7F5E;
  --md-accent-700: #D56E4A;
  --md-accent-800: #CF5E36;
  --md-accent-900: #C64016;
  
  --md-accent-container: #FDF4F1;
  --md-on-accent: #ffffff;
  --md-on-accent-container: #C64016;
  
  /* System Colors */
  --md-error: #DC3545;
  --md-error-container: #FFEBEE;
  --md-on-error: #ffffff;
  --md-on-error-container: #B71C1C;
  
  --md-success: #28A745;
  --md-success-container: #E8F5E8;
  --md-on-success: #ffffff;
  --md-on-success-container: #155724;
  
  --md-warning: #FFC107;
  --md-warning-container: #FFF8E1;
  --md-on-warning: #212529;
  --md-on-warning-container: #8B6914;
  
  /* Surface Colors - Clean White & Cool Greys */
  --md-surface: #FFFFFF;
  --md-surface-container: #FFFFFF;
  --md-surface-container-low: #FAFBFC;
  --md-surface-container-high: #F4F7F9;
  --md-surface-container-highest: #E3EBF0;
  --md-on-surface: #1A1A1A;
  --md-on-surface-variant: #8DA3B5;
  
  --md-outline: #D1DDE6;
  --md-outline-variant: #E3EBF0;
  
  /* Typography */
  --md-font-family: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --md-font-size-small: 0.875rem;
  --md-font-size-medium: 1rem;
  --md-font-size-large: 1.125rem;
  --md-font-size-xlarge: 1.25rem;
  --md-font-size-xxlarge: 1.5rem;
  --md-font-size-display: 2.25rem;
  
  /* Enhanced Spacing */
  --md-spacing-xs: 0.25rem;
  --md-spacing-sm: 0.5rem;
  --md-spacing-md: 1rem;
  --md-spacing-lg: 1.5rem;
  --md-spacing-xl: 2rem;
  --md-spacing-xxl: 3rem;
  --md-spacing-xxxl: 4rem;
  
  /* Enhanced Border Radius - Very Sharp Corners */
  --md-radius-sm: 0.125rem;
  --md-radius-md: 0.25rem;
  --md-radius-lg: 0.375rem;
  --md-radius-xl: 0.5rem;
  --md-radius-xxl: 0.75rem;
  
  /* Enhanced Elevation - Softer Shadows */
  --md-elevation-0: none;
  --md-elevation-1: 0 1px 3px rgba(45, 93, 138, 0.08), 0 1px 2px rgba(45, 93, 138, 0.16);
  --md-elevation-2: 0 3px 6px rgba(45, 93, 138, 0.12), 0 2px 4px rgba(45, 93, 138, 0.08);
  --md-elevation-3: 0 6px 12px rgba(45, 93, 138, 0.15), 0 4px 8px rgba(45, 93, 138, 0.10);
  --md-elevation-4: 0 12px 24px rgba(45, 93, 138, 0.20), 0 8px 16px rgba(45, 93, 138, 0.12);
  --md-elevation-5: 0 24px 48px rgba(45, 93, 138, 0.25), 0 16px 32px rgba(45, 93, 138, 0.15);
  
  /* Transitions */
  --md-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --md-transition-medium: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --md-transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}



/* Enhanced Base Styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--md-font-family);
  font-size: var(--md-font-size-medium);
  line-height: 1.6;
  color: var(--md-on-surface);
  background-color: var(--md-surface);
  margin: 0;
  padding: 0;
  transition: background-color var(--md-transition-medium), color var(--md-transition-medium);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--md-spacing-md) 0;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 { 
  font-size: var(--md-font-size-display); 
  font-weight: 700;
}
h2 { 
  font-size: var(--md-font-size-xxlarge); 
  font-weight: 600;
}
h3 { 
  font-size: var(--md-font-size-xlarge); 
  font-weight: 600;
}
h4 { 
  font-size: var(--md-font-size-large); 
  font-weight: 500;
}

p {
  margin: 0 0 var(--md-spacing-md) 0;
  color: var(--md-on-surface-variant);
}

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

a:hover {
  color: var(--md-primary-700);
  text-decoration: none;
}

/* Enhanced Header & Navigation */
.header {
  background-color: var(--md-surface-container);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--md-outline-variant);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--md-elevation-1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--md-spacing-lg);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  height: 80px;
}

.nav-brand .nav-logo {
  font-size: var(--md-font-size-xlarge);
  font-weight: 700;
  color: var(--md-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--md-spacing-sm);
  height: 44px;
  line-height: 1;
  vertical-align: baseline;
}

.logo-image {
  height: 32px;
  width: auto;
  object-fit: contain;
  max-width: 32px;
}

.nav-menu {
  display: flex;
  gap: var(--md-spacing-lg);
  align-items: baseline;
  height: 44px;
}

.nav-link {
  padding: var(--md-spacing-sm) var(--md-spacing-md);
  color: var(--md-on-surface);
  text-decoration: none;
  transition: all var(--md-transition-fast);
  font-weight: 500;
  font-size: var(--md-font-size-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 44px;
  line-height: 1;
  border-radius: var(--md-radius-md);
  vertical-align: baseline;
}

.nav-link:hover {
  background-color: var(--md-surface-container-high);
  color: var(--md-primary);
  text-decoration: none;
}



.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--md-spacing-md);
  height: 44px;
}

.language-select {
  padding: var(--md-spacing-sm) var(--md-spacing-md);
  padding-right: 50px; /* Extra padding for the world icon and dropdown arrow */
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-md);
  background-color: var(--md-surface);
  color: var(--md-on-surface);
  font-size: var(--md-font-size-small);
  transition: all var(--md-transition-fast);
  cursor: pointer;
  min-width: 130px; /* Increased to accommodate icon and arrow */
}

.language-select:hover {
  border-color: var(--md-primary);
  background-color: var(--md-surface-container-high);
}

.language-select:focus {
  outline: none;
  border-color: var(--md-primary);
  box-shadow: 0 0 0 2px var(--md-primary-50);
}

.language-select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.language-form {
  position: relative;
  display: inline-block;
}

.language-form::after {
  content: '🌍';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  font-size: 14px;
  opacity: 0.7;
  z-index: 1;
}



/* Main Content */
.main-content {
  min-height: calc(100vh - 64px - 200px); /* Account for header and footer */
  padding: var(--md-spacing-xl) 0;
}

.content-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--md-spacing-md);
}

/* Enhanced Messages */
.messages-container {
  margin-bottom: var(--md-spacing-lg);
}

.message {
  padding: var(--md-spacing-lg);
  margin-bottom: var(--md-spacing-md);
  border-radius: var(--md-radius-lg);
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--md-elevation-1);
  backdrop-filter: blur(10px);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-success {
  background-color: var(--md-success-container);
  color: var(--md-on-success-container);
  border-left: 4px solid var(--md-success);
}

.message-error {
  background-color: var(--md-error-container);
  color: var(--md-on-error-container);
  border-left: 4px solid var(--md-error);
}

.message-info {
  background-color: var(--md-primary-container);
  color: var(--md-on-primary-container);
  border-left: 4px solid var(--md-primary);
}

.message-warning {
  background-color: var(--md-warning-container);
  color: var(--md-on-warning-container);
  border-left: 4px solid var(--md-warning);
}

.message-close {
  background: none;
  border: none;
  font-size: var(--md-font-size-large);
  cursor: pointer;
  color: inherit;
  padding: 0;
  margin-left: var(--md-spacing-md);
}

/* Enhanced Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--md-spacing-sm);
  padding: var(--md-spacing-md) var(--md-spacing-xl);
  border: none;
  border-radius: var(--md-radius-lg);
  font-size: var(--md-font-size-medium);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--md-transition-fast);
  box-shadow: var(--md-elevation-1);
  position: relative;
  overflow: hidden;
  font-family: inherit;
}

.btn:hover {
  box-shadow: var(--md-elevation-2);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--md-elevation-1);
}

.btn-primary {
  background-color: var(--md-accent);
  color: var(--md-on-accent);
}

.btn-primary:hover {
  background-color: var(--md-accent-600);
  color: var(--md-on-accent);
}

.btn-secondary {
  background-color: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}

.btn-secondary:hover {
  background-color: var(--md-secondary);
  color: var(--md-on-secondary);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--md-outline);
  color: var(--md-on-surface);
  box-shadow: none;
}

.btn-outline:hover {
  background-color: var(--md-surface-container-high);
  border-color: var(--md-primary);
  color: var(--md-primary);
}

.btn-success {
  background-color: var(--md-accent);
  color: var(--md-on-accent);
}

.btn-success:hover {
  background-color: var(--md-accent-600);
  color: var(--md-on-accent);
}

/* Enhanced Forms */
.form-control {
  width: 100%;
  padding: var(--md-spacing-lg);
  border: 2px solid var(--md-outline-variant);
  border-radius: var(--md-radius-lg);
  background-color: var(--md-surface-container);
  color: var(--md-on-surface);
  font-size: var(--md-font-size-medium);
  font-family: inherit;
  transition: all var(--md-transition-fast);
  box-shadow: var(--md-elevation-0);
}

.form-control:focus {
  outline: none;
  border-color: var(--md-primary);
  background-color: var(--md-surface-container);
  box-shadow: 0 0 0 4px var(--md-primary-50);
  transform: translateY(-1px);
}

.form-control::placeholder {
  color: var(--md-on-surface-variant);
  opacity: 0.7;
}

.form-check-input {
  width: auto;
  margin-right: var(--md-spacing-sm);
}

.form-hint {
  color: var(--md-on-surface-variant);
  font-size: var(--md-font-size-small);
  margin-top: var(--md-spacing-xs);
}

.error-message {
  color: var(--md-error);
  font-size: var(--md-font-size-small);
  margin-top: var(--md-spacing-xs);
}

/* Profile Styles */
.profile-container {
  max-width: 800px;
  margin: 0 auto;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: var(--md-spacing-lg);
  margin-bottom: var(--md-spacing-xl);
  padding: var(--md-spacing-lg);
  background-color: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-1);
}

.profile-avatar {
  flex-shrink: 0;
}

.avatar-image {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--md-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-initial {
  color: var(--md-on-primary);
  font-size: var(--md-font-size-xxlarge);
  font-weight: 600;
}

.profile-info {
  flex: 1;
}

.profile-name {
  margin: 0 0 var(--md-spacing-xs) 0;
  color: var(--md-on-surface);
}

.profile-username {
  color: var(--md-on-surface-variant);
  margin: 0 0 var(--md-spacing-sm) 0;
}

.profile-bio {
  color: var(--md-on-surface);
  margin: 0;
}

.profile-completion {
  margin-bottom: var(--md-spacing-xl);
  padding: var(--md-spacing-lg);
  background-color: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-1);
}

.completion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--md-spacing-md);
}

.completion-percentage {
  font-weight: 600;
  color: var(--md-primary);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--md-outline-variant);
  border-radius: var(--md-radius-sm);
  overflow: hidden;
  margin-bottom: var(--md-spacing-sm);
}

.progress-fill {
  height: 100%;
  background-color: var(--md-primary);
  transition: width var(--md-transition-medium);
}

.profile-details {
  display: grid;
  gap: var(--md-spacing-lg);
}

.detail-section {
  padding: var(--md-spacing-lg);
  background-color: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-1);
}

.detail-section h3 {
  margin-bottom: var(--md-spacing-lg);
  color: var(--md-on-surface);
}

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

.detail-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--md-spacing-md);
  background-color: var(--md-surface);
  border-radius: var(--md-radius-md);
}

.detail-label {
  font-weight: 500;
  color: var(--md-on-surface-variant);
}

.detail-value {
  color: var(--md-on-surface);
  text-align: right;
}

/* Profile Edit Styles */
.profile-edit-container {
  max-width: 800px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  margin-bottom: var(--md-spacing-xl);
}

.page-header h1 {
  margin-bottom: var(--md-spacing-sm);
}

.page-header p {
  color: var(--md-on-surface-variant);
}

.profile-form {
  background-color: var(--md-surface-container);
  padding: var(--md-spacing-xl);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-2);
}

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

.form-section h3 {
  margin-bottom: var(--md-spacing-lg);
  padding-bottom: var(--md-spacing-sm);
  border-bottom: 1px solid var(--md-outline-variant);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-spacing-md);
}

.form-group {
  margin-bottom: var(--md-spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--md-spacing-sm);
  font-weight: 500;
  color: var(--md-on-surface);
}

.consent-group {
  margin-bottom: var(--md-spacing-md);
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: var(--md-spacing-sm);
}

.checkbox-label {
  font-weight: 400;
  color: var(--md-on-surface);
  cursor: pointer;
}

.form-actions {
  display: flex;
  gap: var(--md-spacing-md);
  justify-content: flex-end;
  margin-top: var(--md-spacing-xl);
  padding-top: var(--md-spacing-lg);
  border-top: 1px solid var(--md-outline-variant);
}

/* Footer */
.footer {
  background-color: var(--md-surface-container);
  border-top: 1px solid var(--md-outline-variant);
  margin-top: var(--md-spacing-xxl);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--md-spacing-xl) var(--md-spacing-md);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--md-spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: var(--md-spacing-md);
  color: var(--md-on-surface);
}

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

.footer-section ul li {
  margin-bottom: var(--md-spacing-sm);
}

.footer-section ul li a {
  color: var(--md-on-surface-variant);
  text-decoration: none;
}

.footer-section ul li a:hover {
  color: var(--md-primary);
}

.footer-bottom {
  border-top: 1px solid var(--md-outline-variant);
  padding: var(--md-spacing-md);
  text-align: center;
  color: var(--md-on-surface-variant);
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--md-surface-container);
  border-top: 1px solid var(--md-outline-variant);
  padding: var(--md-spacing-lg);
  z-index: 1001;
  box-shadow: var(--md-elevation-3);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--md-spacing-lg);
}

.cookie-content p {
  margin: 0;
  flex: 1;
}

.cookie-actions {
  display: flex;
  gap: var(--md-spacing-md);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    height: auto;
    padding: var(--md-spacing-md);
  }
  
  .nav-menu {
    margin: var(--md-spacing-md) 0;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--md-spacing-md);
  }
  
  .nav-link {
    height: 40px;
    font-size: var(--md-font-size-small);
    padding: var(--md-spacing-sm) var(--md-spacing-md);
  }
  
  .nav-actions {
    width: 100%;
    justify-content: center;
  }
  
  .profile-header {
    flex-direction: column;
    text-align: center;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-actions {
    justify-content: center;
  }
  
  .detail-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--md-spacing-sm);
  }
  
  .detail-value {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .content-wrapper {
    padding: 0 var(--md-spacing-sm);
  }
  
  .profile-form {
    padding: var(--md-spacing-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* ==============================
   SEO and Accessibility Enhancements
   ============================== */

/* Screen reader only content */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Breadcrumb Navigation */
.breadcrumb-nav {
    background: var(--md-surface-container-high);
    border-bottom: 1px solid var(--md-outline-variant);
    padding: 0.75rem 0;
    margin-bottom: 1rem;
}

.breadcrumb {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin: 0;
    padding: 0 1rem;
    font-size: 0.875rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.breadcrumb-item:not(:last-child)::after {
    content: '›';
    color: var(--md-on-surface-variant);
    margin: 0 0.5rem;
    font-weight: bold;
}

.breadcrumb-item a {
    color: var(--md-primary);
    text-decoration: none;
    transition: color var(--md-transition-short);
}

.breadcrumb-item a:hover {
    color: var(--md-primary-700);
    text-decoration: underline;
}

.breadcrumb-item span[aria-current="page"] {
    color: var(--md-on-surface);
    font-weight: 500;
}

/* Enhanced Footer for SEO */
.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--md-on-surface-variant);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--md-surface-container-highest);
    color: var(--md-on-surface-variant);
    text-decoration: none;
    transition: all var(--md-transition-short);
}

.social-links a:hover {
    background: var(--md-primary);
    color: var(--md-on-primary);
    transform: translateY(-2px);
}

/* Enhanced Focus Indicators for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--md-primary);
    outline-offset: 2px;
    border-radius: var(--md-radius-sm);
}

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--md-primary);
    color: var(--md-on-primary);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--md-radius-sm);
    z-index: 9999;
    transition: top var(--md-transition-short);
}

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

/* SEO Mobile Responsiveness */
@media (max-width: 768px) {
    .breadcrumb {
        padding: 0 1rem;
        font-size: 0.8rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .breadcrumb-item:not(:last-child)::after {
        margin: 0 0.25rem;
    }
    
    .social-links {
        justify-content: center;
    }
}