:root {
  /* BeyondVanilla Brand Colors */
  --bv-background: #2d343d;
  --bv-primary: #93cfff;        /* Primary brand blue */
  --bv-secondary: #00ffff;      /* Secondary brand cyan */
  --bv-text-default: #2ecfc0;  /* Default text color */
  
  /* Supporting Colors */
  --bv-dark: #1a1f26;          /* Darker than background */
  --bv-light: #f8f9fa;         /* Light backgrounds/text */
  --bv-success: #198754;
  --bv-info: #0dcaf0;
  --bv-warning: #ffc107;
  --bv-danger: #dc3545;
  
  /* RGB Values for alpha transparency */
  --bv-primary-rgb: 147, 207, 255;
  --bv-secondary-rgb: 0, 255, 255;
  --bv-text-default-rgb: 46, 207, 192;
  --bv-background-rgb: 45, 52, 61;
  --bv-dark-rgb: 26, 31, 38;
}

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: static;
  height: 100%;
}

body {
  margin-bottom: 0;
  background: var(--bv-background);
  color: var(--bv-text-default);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* Custom BeyondVanilla Styling */
.navbar-brand {
  font-size: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* Headings use brand colors */
h1, h2, h3, h4, h5, h6 {
  color: var(--bv-primary);
}

h1, h2 {
  color: var(--bv-secondary); /* Use cyan for main headings */
}

/* Links */
a {
  color: var(--bv-primary);
  text-decoration: none;
}

a:hover {
  color: var(--bv-secondary);
  text-decoration: underline;
}

.footer {
  background: linear-gradient(135deg, var(--bv-dark) 0%, var(--bv-background) 100%) !important;
  color: var(--bv-text-default);
  padding: 2rem 0;
  margin-top: 0 !important;
  position: static !important;
  display: block !important;
  width: 100% !important;
}

.footer h6 {
  color: var(--bv-secondary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer ul {
  line-height: 1.2 !important;
}

.footer li {
  margin-bottom: 0.25rem !important;
}

.footer .small {
  line-height: 1.3 !important;
  margin-bottom: 0.5rem !important;
}

.footer .social-links a {
  color: var(--bv-text-default);
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

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

.footer .age-badge {
  background: rgba(241, 196, 15, 0.1);
  border: 2px solid #f1c40f;
  border-radius: 8px;
  padding: 0.5rem;
  text-align: center;
}

/* Card enhancements */
.card {
  border: 1px solid rgba(var(--bv-primary-rgb), 0.2);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: rgba(var(--bv-background-rgb), 0.9);
  backdrop-filter: blur(10px);
  color: var(--bv-text-default);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(var(--bv-primary-rgb), 0.3);
  border-color: rgba(var(--bv-primary-rgb), 0.4);
}

.card-header {
  background: linear-gradient(45deg, var(--bv-primary), var(--bv-secondary));
  color: var(--bv-dark);
  font-weight: 600;
  border: none;
}

/* Avatar styles */
.avatar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 0.5rem;
  max-height: 200px;
  overflow-y: auto;
}

/* User avatar in navbar */
.user-avatar-placeholder {
  width: 28px;
  height: 28px;
  background: linear-gradient(45deg, var(--bv-primary), var(--bv-secondary));
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: bold;
  color: white;
  border-radius: 50%;
  vertical-align: middle;
}

.avatar-option {
  position: relative;
  cursor: pointer;
  transition: transform 0.2s ease;
  border: 3px solid transparent;
  border-radius: 50%;
}

.avatar-option:hover {
  transform: scale(1.1);
}

.avatar-option.selected {
  border-color: var(--bv-primary);
  box-shadow: 0 0 10px rgba(214, 51, 132, 0.5);
}

.avatar-option img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 50%;
}

/* Blog post cards */
.blog-post-card {
  transition: all 0.3s ease;
  border-left: 4px solid var(--bv-primary);
}

.blog-post-card:hover {
  border-left-color: var(--bv-secondary);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.blog-meta .badge {
  font-size: 0.7rem;
  padding: 0.35em 0.65em;
}

/* Form enhancements */
.form-control, .form-select {
  border: 2px solid rgba(var(--bv-primary-rgb), 0.3);
  border-radius: 8px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  background: rgba(var(--bv-dark-rgb), 0.8);
  color: var(--bv-text-default);
}

.form-control:focus, .form-select:focus {
  border-color: var(--bv-primary);
  box-shadow: 0 0 0 0.2rem rgba(var(--bv-primary-rgb), 0.25);
  background: rgba(var(--bv-dark-rgb), 0.9);
  color: var(--bv-text-default);
}

.form-label {
  font-weight: 600;
  color: var(--bv-primary);
  margin-bottom: 0.5rem;
}

/* Button enhancements */
.btn-primary {
  background: linear-gradient(45deg, var(--bv-primary), var(--bv-secondary));
  border: none;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(214, 51, 132, 0.3);
}

.btn-outline-primary {
  border: 2px solid var(--bv-primary);
  color: var(--bv-primary);
  font-weight: 600;
  border-radius: 8px;
}

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

/* Alert enhancements */
.alert {
  border-radius: 12px;
  border: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.alert-info {
  background: linear-gradient(45deg, #d1ecf1, #bee5eb);
  color: #0c5460;
}

.alert-warning {
  background: linear-gradient(45deg, #fff3cd, #ffeaa7);
  color: #856404;
}

.alert-success {
  background: linear-gradient(45deg, #d4edda, #c3e6cb);
  color: #155724;
}

.alert-danger {
  background: linear-gradient(45deg, #f8d7da, #f5c6cb);
  color: #721c24;
}

/* Editor toolbar */
.editor-toolbar {
  background: linear-gradient(45deg, #f8f9fa, #e9ecef);
  border: 2px solid #dee2e6;
  border-radius: 8px 8px 0 0;
  padding: 0.75rem;
}

.editor-toolbar .btn {
  margin-right: 0.25rem;
  border-radius: 6px;
}

.editor-toolbar + textarea {
  border-top: none;
  border-radius: 0 0 8px 8px;
  border-top: 2px solid #dee2e6;
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid #f3f3f3;
  border-top: 2px solid var(--bv-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Comment section */
.comment-thread {
  border-left: 3px solid #e9ecef;
  padding-left: 1rem;
  margin-left: 1rem;
}

.comment-card {
  background: rgba(248, 249, 250, 0.8);
  border-radius: 12px;
  transition: background-color 0.3s ease;
}

.comment-card:hover {
  background: rgba(248, 249, 250, 1);
}

.comment-author {
  font-weight: 600;
  color: var(--bv-primary);
}

.comment-date {
  font-size: 0.8rem;
  color: #6c757d;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .card-body {
    padding: 1rem;
  }
  
  .avatar-grid {
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  }
  
  .avatar-option img {
    width: 50px;
    height: 50px;
  }
  
  .navbar-brand span {
    font-size: 1.2rem;
  }
}

/* Dark mode support - using brand colors by default */
@media (prefers-color-scheme: light) {
  /* Override for users who prefer light mode */
  body {
    background: #f8f9fa;
    color: #343a40;
  }
  
  .card {
    background: rgba(255, 255, 255, 0.95);
    color: #343a40;
  }
  
  .form-control, .form-select {
    background: rgba(255, 255, 255, 0.9);
    color: #343a40;
  }
  
  h1, h2, h3, h4, h5, h6 {
    color: var(--bv-primary);
  }
  
  h1, h2 {
    color: var(--bv-secondary);
  }
}

/* Accessibility enhancements */
.visually-hidden-focusable:not(:focus):not(:focus-within) {
  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;
}

/* Animation utilities */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

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

.slide-up {
  animation: slideUp 0.3s ease-out;
}

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

/* Cookie Consent Banner */
.cookie-consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--bv-dark) 0%, var(--bv-background) 100%);
  border-top: 3px solid var(--bv-primary);
  padding: 1.5rem 0;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  animation: slideUp 0.5s ease-out;
}

.cookie-consent-banner h5 {
  color: var(--bv-secondary);
  font-weight: 600;
}

.cookie-consent-banner p {
  color: var(--bv-text-default);
  font-size: 0.95rem;
  line-height: 1.6;
}

.cookie-consent-banner .cookie-link {
  color: var(--bv-primary);
  text-decoration: underline;
  font-weight: 500;
}

.cookie-consent-banner .cookie-link:hover {
  color: var(--bv-secondary);
}

.cookie-details {
  background: rgba(var(--bv-dark-rgb), 0.5);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.cookie-category {
  background: rgba(var(--bv-background-rgb), 0.8);
  border-radius: 6px;
  padding: 0.75rem;
  height: 100%;
}

.cookie-category .form-check-label {
  cursor: pointer;
  color: var(--bv-text-default);
}

.cookie-category .form-check-label strong {
  color: var(--bv-primary);
  display: block;
  margin-bottom: 0.25rem;
}

.cookie-category .text-muted {
  color: rgba(var(--bv-text-default-rgb), 0.7) !important;
  font-size: 0.85rem;
}

.cookie-consent-banner .form-check-input {
  background-color: rgba(var(--bv-dark-rgb), 0.8);
  border-color: var(--bv-primary);
}

.cookie-consent-banner .form-check-input:checked {
  background-color: var(--bv-primary);
  border-color: var(--bv-primary);
}

.cookie-consent-banner .form-check-input:focus {
  border-color: var(--bv-secondary);
  box-shadow: 0 0 0 0.25rem rgba(var(--bv-secondary-rgb), 0.25);
}

.cookie-consent-banner .btn {
  font-weight: 500;
  border-radius: 6px;
  padding: 0.5rem 1rem;
}

.cookie-consent-banner .btn-outline-light {
  color: var(--bv-text-default);
  border-color: var(--bv-text-default);
}

.cookie-consent-banner .btn-outline-light:hover {
  background-color: rgba(var(--bv-text-default-rgb), 0.1);
  color: var(--bv-secondary);
  border-color: var(--bv-secondary);
}

/* Responsive adjustments for cookie banner */
@media (max-width: 991px) {
  .cookie-consent-banner {
    padding: 1rem 0;
  }
  
  .cookie-consent-banner h5 {
    font-size: 1.1rem;
  }
  
  .cookie-consent-banner p {
    font-size: 0.9rem;
  }
  
  .cookie-category {
    margin-bottom: 0.5rem;
  }
}