/* Modern Real Estate Administrative Portal Theme */

:root {
  /* Primary color palette - Modern blue-gray tones */
  --primary-50: #f8fafc;
  --primary-100: #f1f5f9;
  --primary-200: #e2e8f0;
  --primary-300: #cbd5e1;
  --primary-400: #94a3b8;
  --primary-500: #64748b;
  --primary-600: #475569;
  --primary-700: #334155;
  --primary-800: #1e293b;
  --primary-900: #0f172a;

  /* Accent colors - Professional teal */
  --accent-50: #f0fdfa;
  --accent-100: #ccfbf1;
  --accent-200: #99f6e4;
  --accent-300: #5eead4;
  --accent-400: #2dd4bf;
  --accent-500: #14b8a6;
  --accent-600: #0d9488;
  --accent-700: #0f766e;
  --accent-800: #115e59;
  --accent-900: #134e4a;

  /* Success, warning, danger colors */
  --success-50: #f0fdf4;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;

  --warning-50: #fffbeb;
  --warning-500: #f59e0b;
  --warning-600: #d97706;

  --danger-50: #fef2f2;
  --danger-500: #ef4444;
  --danger-600: #dc2626;

  /* Neutral grays */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Spacing scale */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--gray-700);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography scale */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }

/* Font weights */
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Modern button styles */
.btn-modern {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.25rem;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  outline: none;
  position: relative;
  overflow: hidden;
  gap: 0.5rem;
}

.btn-modern:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-modern:focus {
  outline: 2px solid var(--accent-400);
  outline-offset: 2px;
  text-decoration: none;
}

.btn-modern:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Button sizes */
.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: 0.75rem;
}

.btn-md {
  padding: 0.625rem 1.25rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-xl {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Primary button */
.btn-primary-modern {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary-modern:hover {
  background: linear-gradient(135deg, var(--accent-600), var(--accent-700));
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary-modern:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Secondary button */
.btn-secondary-modern {
  background-color: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

.btn-secondary-modern:hover {
  background-color: var(--gray-200);
  border-color: var(--gray-400);
}

/* Outline button */
.btn-outline-modern {
  background-color: transparent;
  color: var(--accent-600);
  border: 2px solid var(--accent-300);
}

.btn-outline-modern:hover {
  background-color: var(--accent-50);
  border-color: var(--accent-400);
}

/* Modern card styles */
.card-modern {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-normal);
  overflow: hidden;
}

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

.card-modern-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--gray-200);
  background-color: var(--gray-50);
}

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

.card-modern-footer {
  padding: var(--spacing-6);
  border-top: 1px solid var(--gray-200);
  background-color: var(--gray-50);
}

/* Modern form inputs */
.input-modern {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--gray-700);
  background-color: white;
  transition: all var(--transition-fast);
}

.input-modern:focus {
  outline: none;
  border-color: var(--accent-400);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.input-modern::placeholder {
  color: var(--gray-400);
}

/* Modern labels */
.label-modern {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: var(--spacing-2);
}

/* Utility classes */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
}

.bg-gradient-secondary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
}

.text-primary-modern { color: var(--accent-600); }
.text-secondary-modern { color: var(--primary-600); }
.text-success-modern { color: var(--success-600); }
.text-warning-modern { color: var(--warning-600); }
.text-danger-modern { color: var(--danger-600); }

.bg-primary-modern { background-color: var(--accent-500); }
.bg-secondary-modern { background-color: var(--primary-500); }
.bg-success-modern { background-color: var(--success-500); }
.bg-warning-modern { background-color: var(--warning-500); }
.bg-danger-modern { background-color: var(--danger-500); }

/* Glassmorphism effect */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

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

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Responsive utilities */
@media (max-width: 640px) {
  .mobile\:hidden { display: none; }
  .mobile\:block { display: block; }
}

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

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