/* Define Global Theme Defaults (Dark Mode) */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-accent: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --border-color: #334155;
  --header-bg: rgba(15, 23, 42, 0.95);
  --search-bg: rgba(255, 255, 255, 0.05);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;

  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;

  --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);
  
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #f8fafc;
  --bg-accent: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --success-color: #059669;
  --warning-color: #d97706;
  --danger-color: #dc2626;
  --border-color: #cbd5e1;
  --header-bg: rgba(248, 250, 252, 0.95);
  --search-bg: rgba(0, 0, 0, 0.05);
}


* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

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

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

/* Utilities */
.container {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 5%;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--spacing-2); }
.gap-4 { gap: var(--spacing-4); }
.gap-8 { gap: var(--spacing-8); }
.w-full { width: 100%; }

.grid { display: grid; }
.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)); }

/* Typography Classes */
.text-center { text-align: center; }
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-success-color { color: var(--success-color); }
.text-warning-color { color: var(--warning-color); }
.text-danger-color { color: var(--danger-color); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

/* Spacing Classes */
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-8 { margin-top: var(--spacing-8); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }

/* Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2) var(--spacing-6);
  font-weight: 600;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
  font-size: var(--font-size-base);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), #4f46e5);
  color: white;
  border: 1px solid transparent;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px -3px rgba(59, 130, 246, 0.4);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background-color: var(--bg-accent);
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--bg-accent);
}

.card {
  background-color: var(--bg-secondary);
  border-radius: 1rem;
  padding: var(--spacing-6);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

/* Forms */
.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-6);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  color: var(--text-primary);
  font-family: inherit;
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Dashboard Layout */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: var(--spacing-4) 0;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast);
  z-index: 100;
}

.sidebar-brand {
  padding: 0 var(--spacing-6) var(--spacing-4);
  font-size: var(--font-size-xl);
  font-weight: bold;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-4);
}

.sidebar-nav {
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-6);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.nav-item:hover, .nav-item.active {
  background-color: var(--bg-accent);
  color: var(--primary-color);
  border-left-color: var(--primary-color);
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  width: 100%;
}

.topbar {
  height: 60px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-6);
  position: relative;
}

.content-area {
  flex: 1;
  padding: var(--spacing-6);
  overflow-y: auto;
}

/* Hamburger & Mobile Responsive */
.hamburger {
  display: none;
}

@media (max-width: 768px) {
  .dashboard-layout {
    flex-direction: column;
  }
  
  .hamburger {
    display: block;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
  }
  
  .sidebar {
    position: fixed;
    top: 0;
    left: -250px;
    height: 100vh;
    box-shadow: var(--shadow-lg);
  }
  
  .sidebar.open {
    transform: translateX(250px);
  }

  .grid-cols-2, .grid-cols-3, .grid-cols-4 {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  .topbar {
    padding: 0 var(--spacing-4);
  }
}

/* Landing Page Specifics */
.property-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-4);
}

.accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-2);
  background: var(--bg-secondary);
  overflow: hidden;
}

.accordion-header {
  padding: var(--spacing-4);
  font-weight: bold;
  cursor: pointer;
  background: var(--bg-secondary);
  display: flex;
  justify-content: space-between;
}

.accordion-body {
  padding: var(--spacing-4);
  border-top: 1px solid var(--border-color);
  display: none;
}

.accordion.active .accordion-body {
  display: block;
}

/* Footer */
.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-8) 0 var(--spacing-4) 0;
  margin-top: var(--spacing-16);
}

.footer-link {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.footer-link:hover { color: var(--primary-color); }
/* --- Phase 4: Ultra-Premium Redesign Additions --- */

/* Keyframe Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }

/* Dynamic Typography */
.text-gradient {
  background: linear-gradient(135deg, var(--primary-color), #8b5cf6, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-massive {
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

/* Micro-Interactions */
.image-zoom-container {
  overflow: hidden;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-4);
}
.image-zoom-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.card:hover .image-zoom-container img {
  transform: scale(1.08);
}

.btn-primary {
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
  z-index: -1;
}
.btn-primary:hover::before {
  left: 100%;
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-6);
  grid-auto-rows: minmax(300px, auto);
}
@media (min-width: 992px) {
  .bento-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .bento-large {
    grid-column: span 2;
    grid-row: span 2;
  }
  .bento-wide {
    grid-column: span 2;
  }
}

/* Mobile Header Overlay */
.mobile-menu-overlay {
  display: flex;
  gap: var(--spacing-4);
  align-items: center;
}
.mobile-search-toggle, .mobile-menu-toggle {
  display: none;
}

@media (max-width: 768px) {
  .topbar-search {
    display: none !important;
  }
  .mobile-search-toggle, .mobile-menu-toggle {
    display: block;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.5rem;
  }
  
  .mobile-menu-overlay {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-8);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }
  [data-theme="light"] .mobile-menu-overlay {
    background: rgba(248, 250, 252, 0.98);
  }
  .mobile-menu-overlay.open {
    transform: translateX(0);
  }
}

/* Horizontal Scroll Testimonials */
.horizontal-scroll {
  display: flex;
  overflow-x: auto;
  gap: var(--spacing-6);
  padding-bottom: var(--spacing-4);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.horizontal-scroll::-webkit-scrollbar {
  height: 8px;
}
.horizontal-scroll::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
.horizontal-scroll > div {
  scroll-snap-align: start;
  flex: 0 0 85%;
}
@media (min-width: 768px) {
  .horizontal-scroll > div {
    flex: 0 0 calc(33.333% - var(--spacing-4));
  }
}
/* Responsive Grid Utilities (Tailwind style) */
@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}