/**
 * Modern Contacts Design System
 * Clean, minimal, professional styling with perfect dark/light mode support
 */

/* ===== DESIGN TOKENS ===== */
:root {
  /* Colors - Light Mode */
  --contacts-primary: #1a1a1a;
  --contacts-secondary: #6b7280;
  --contacts-accent: #3b82f6;
  --contacts-success: #10b981;
  --contacts-warning: #f59e0b;
  --contacts-error: #ef4444;
  
  /* Backgrounds - Light Mode */
  --contacts-bg-page: #ffffff;
  --contacts-bg-section: #f9fafb;
  --contacts-bg-card: #ffffff;
  --contacts-bg-input: #ffffff;
  --contacts-bg-overlay: rgba(255, 255, 255, 0.95);
  
  /* Borders & Shadows */
  --contacts-border: #e5e7eb;
  --contacts-border-focus: #3b82f6;
  --contacts-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --contacts-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --contacts-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --contacts-shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Typography */
  --contacts-text-primary: #111827;
  --contacts-text-secondary: #6b7280;
  --contacts-text-muted: #9ca3af;
  --contacts-text-inverse: #ffffff;
  
  /* Spacing Scale */
  --contacts-space-1: 0.25rem;
  --contacts-space-2: 0.5rem;
  --contacts-space-3: 0.75rem;
  --contacts-space-4: 1rem;
  --contacts-space-6: 1.5rem;
  --contacts-space-8: 2rem;
  --contacts-space-12: 3rem;
  --contacts-space-16: 4rem;
  --contacts-space-20: 5rem;
  
  /* Border Radius */
  --contacts-radius-sm: 0.375rem;
  --contacts-radius: 0.5rem;
  --contacts-radius-lg: 0.75rem;
  --contacts-radius-xl: 1rem;
  --contacts-radius-2xl: 1.5rem;
  
  /* Transitions */
  --contacts-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --contacts-transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  /* Colors - Ultra Black Dark Mode */
  --contacts-primary: #ffffff; /* Pure white */
  --contacts-secondary: #e0e0e0; /* Light grey */
  --contacts-accent: #d4af37; /* Gold accent */
  --contacts-success: #51cf66;
  --contacts-warning: #ffd43b;
  --contacts-error: #ff6b6b;
  
  /* Backgrounds - Ultra Black */
  --contacts-bg-page: #000000; /* Pure black */
  --contacts-bg-section: #0a0a0a; /* Near black */
  --contacts-bg-card: #0a0a0a; /* Ultra-black card */
  --contacts-bg-input: #121212; /* Slightly lighter for contrast */
  --contacts-bg-overlay: rgba(0, 0, 0, 0.95); /* Ultra-black overlay */
  
  /* Borders & Shadows - Ultra Black */
  --contacts-border: #2a2a2a; /* Ultra-black border */
  --contacts-border-focus: #d4af37; /* Gold accent */
  --contacts-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.8);
  --contacts-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.9);
  --contacts-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.9);
  --contacts-shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.95);
  
  /* Typography - Ultra Black */
  --contacts-text-primary: #ffffff; /* Pure white */
  --contacts-text-secondary: #e0e0e0; /* Light grey */
  --contacts-text-muted: #b0b0b0; /* Medium grey */
  --contacts-text-inverse: #000000; /* Black for inverse */
}

/* ===== MODERN LAYOUT SYSTEM ===== */
.contacts-page {
  background-color: var(--contacts-bg-page);
  color: var(--contacts-text-primary);
  transition: var(--contacts-transition);
  min-height: 100vh;
}

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

.contacts-section {
  padding: var(--contacts-space-20) 0;
  position: relative;
}

.contacts-section:not(:first-child) {
  border-top: 1px solid var(--contacts-border);
}

/* ===== MODERN CARD SYSTEM ===== */
.contacts-card {
  background-color: var(--contacts-bg-card);
  border: 1px solid var(--contacts-border);
  border-radius: var(--contacts-radius-xl);
  box-shadow: var(--contacts-shadow);
  transition: var(--contacts-transition);
  overflow: hidden;
}

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

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

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

.contacts-card-footer {
  padding: var(--contacts-space-6);
  border-top: 1px solid var(--contacts-border);
  background-color: var(--contacts-bg-section);
}

/* ===== MODERN TYPOGRAPHY ===== */
.contacts-heading-1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--contacts-text-primary);
  margin-bottom: var(--contacts-space-6);
}

.contacts-heading-2 {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--contacts-text-primary);
  margin-bottom: var(--contacts-space-4);
}

.contacts-heading-3 {
  font-size: 1.875rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--contacts-text-primary);
  margin-bottom: var(--contacts-space-3);
}

.contacts-text-large {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--contacts-text-secondary);
}

.contacts-text-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--contacts-text-secondary);
}

.contacts-text-small {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--contacts-text-muted);
}

/* ===== MODERN FORM SYSTEM ===== */
.contacts-form-group {
  margin-bottom: var(--contacts-space-6);
}

.contacts-form-group:last-child {
  margin-bottom: 0;
}

.contacts-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--contacts-text-primary);
  margin-bottom: var(--contacts-space-2);
}

.contacts-input {
  width: 100%;
  padding: var(--contacts-space-3) var(--contacts-space-4);
  background-color: var(--contacts-bg-input);
  border: 1px solid var(--contacts-border);
  border-radius: var(--contacts-radius);
  font-size: 1rem;
  color: var(--contacts-text-primary);
  transition: var(--contacts-transition);
}

.contacts-input:focus {
  outline: none;
  border-color: var(--contacts-border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

[data-theme="dark"] .contacts-input:focus {
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

.contacts-input::placeholder {
  color: var(--contacts-text-muted);
}

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

/* ===== MODERN BUTTON SYSTEM ===== */
.contacts-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--contacts-space-2);
  padding: var(--contacts-space-3) var(--contacts-space-6);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--contacts-radius);
  border: 1px solid transparent;
  transition: var(--contacts-transition);
  cursor: pointer;
  text-decoration: none;
}

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

.contacts-btn-primary:hover {
  background-color: #2563eb;
  border-color: #2563eb;
  transform: translateY(-1px);
  box-shadow: var(--contacts-shadow);
}

[data-theme="dark"] .contacts-btn-primary {
  background-color: var(--contacts-accent);
  border-color: var(--contacts-accent);
}

[data-theme="dark"] .contacts-btn-primary:hover {
  background-color: #3b82f6;
  border-color: #3b82f6;
}

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

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

.contacts-btn-large {
  padding: var(--contacts-space-4) var(--contacts-space-8);
  font-size: 1rem;
}

/* ===== MODERN GRID SYSTEM ===== */
.contacts-grid {
  display: grid;
  gap: var(--contacts-space-6);
}

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

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

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .contacts-container {
    padding: 0 var(--contacts-space-4);
  }
  
  .contacts-section {
    padding: var(--contacts-space-16) 0;
  }
  
  .contacts-heading-1 {
    font-size: 2.5rem;
  }
  
  .contacts-heading-2 {
    font-size: 2rem;
  }
  
  .contacts-grid-2,
  .contacts-grid-3,
  .contacts-grid-4 {
    grid-template-columns: 1fr;
  }

  /* FAQ Mobile Responsive */
  .category-filter-pill {
    font-size: 0.75rem;
    padding: var(--contacts-space-1) var(--contacts-space-2);
  }

  .faq-search-container input {
    font-size: 16px; /* Prevents zoom on iOS */
  }

  .faq-controls-wrapper {
    margin-bottom: var(--contacts-space-6);
  }

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

@media (max-width: 640px) {
  .contacts-heading-1 {
    font-size: 2rem;
  }
  
  .contacts-section {
    padding: var(--contacts-space-12) 0;
  }
  
  .contacts-card-body,
  .contacts-card-header,
  .contacts-card-footer {
    padding: var(--contacts-space-4);
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===== FAQ SEARCH ENHANCEMENTS ===== */
.faq-search-container {
  position: relative;
}

.category-filter-pill {
  transition: var(--contacts-transition);
}

.category-filter-pill:hover {
  border-color: var(--contacts-accent);
  transform: translateY(-1px);
}

.category-filter-pill.active {
  background-color: var(--contacts-accent) !important;
  color: var(--contacts-text-inverse) !important;
  border-color: var(--contacts-accent) !important;
}

/* Search highlighting - consistent with theme variables */
.faq-search-highlight {
  background: var(--contacts-warning);
  color: var(--contacts-text-inverse);
  padding: 0.125rem 0.25rem;
  border-radius: 0.25rem;
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* FAQ voting buttons */
.faq-vote-btn:hover {
  transform: scale(1.1);
  transition: var(--contacts-transition);
}

/* FAQ share button */
.share-faq-btn:hover {
  color: var(--contacts-accent) !important;
  transform: scale(1.1);
}

/* Category toggle animations */
.category-toggle-btn:hover {
  color: var(--contacts-accent) !important;
}

.faq-chevron {
  transition: var(--contacts-transition);
}

/* Enhanced FAQ question states */
.faq-question-btn:hover {
  background-color: var(--contacts-bg-section);
}

/* Results counter styling */
#search-results-info {
  background: var(--contacts-bg-section);
  padding: var(--contacts-space-2) var(--contacts-space-3);
  border-radius: var(--contacts-radius);
  border: 1px solid var(--contacts-border);
}

/* No results message enhancements */
#no-results-message .fas.fa-search {
  opacity: 0.3;
}

/* Category section animations */
.faq-category-section {
  animation: fadeIn 0.3s ease-in-out;
}

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

/* ===== UTILITIES ===== */
.contacts-text-center { text-align: center; }
.contacts-text-left { text-align: left; }
.contacts-text-right { text-align: right; }

.contacts-flex { display: flex; }
.contacts-flex-col { flex-direction: column; }
.contacts-items-center { align-items: center; }
.contacts-justify-center { justify-content: center; }
.contacts-justify-between { justify-content: space-between; }

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

.contacts-hidden { display: none; }
.contacts-sr-only { 
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}