/* ============================================
   PROPLIVE DESIGN SYSTEM - CSS VARIABLES
   ============================================ */

:root {
  /* ===== COLOR PALETTE ===== */
  
  /* Primary Colors */
  --color-primary-50: #e6f3ff;
  --color-primary-100: #b3d9ff;
  --color-primary-200: #80bfff;
  --color-primary-300: #4da6ff;
  --color-primary-400: #1a8cff;
  --color-primary-500: #0073e6;
  --color-primary-600: #005bb3;
  --color-primary-700: #004280;
  --color-primary-800: #002a4d;
  --color-primary-900: #00111a;
  
  /* Accent Colors */
  --color-accent-gold: #d4af37;
  --color-accent-gold-light: #f4e5a7;
  --color-accent-emerald: #48bb78;
  --color-accent-coral: #fc8181;
  
  /* Status Colors */
  --color-status-ready: #48bb78;
  --color-status-construction: #ed8936;
  --color-status-planned: #a0aec0;
  --color-status-sold: #fc8181;
  
  /* Neutral Colors */
  --color-dark-900: #0d1421;
  --color-dark-800: #1a2332;
  --color-dark-700: #1a365d;
  --color-dark-600: #2d3748;
  --color-dark-500: #4a5568;
  --color-dark-400: #718096;
  --color-dark-300: #a0aec0;
  --color-dark-200: #cbd5e0;
  --color-dark-100: #e2e8f0;
  --color-dark-50: #f7fafc;
  
  /* Semantic Colors */
  --color-bg-primary: var(--color-dark-700);
  --color-bg-secondary: rgba(26, 54, 93, 0.95);
  --color-bg-card: rgba(26, 54, 93, 0.85);
  --color-bg-glass: rgba(255, 255, 255, 0.05);
  --color-text-primary: #ffffff;
  --color-text-secondary: #e2e8f0;
  --color-text-muted: #a0aec0;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-light: rgba(255, 255, 255, 0.2);
  
  /* ===== TYPOGRAPHY ===== */
  --font-family-primary: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-family-display: 'Plus Jakarta Sans', var(--font-family-primary);
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --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;
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* ===== SPACING ===== */
  --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;
  
  /* ===== BORDERS ===== */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-2xl: 24px;
  --border-radius-full: 9999px;
  
  /* ===== SHADOWS ===== */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.25);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.3);
  --shadow-glow-primary: 0 0 20px rgba(66, 153, 225, 0.3);
  --shadow-glow-gold: 0 0 20px rgba(212, 175, 55, 0.3);
  
  /* ===== TRANSITIONS ===== */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* ===== Z-INDEX SCALE ===== */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  
  /* ===== LAYOUT ===== */
  --header-height: 64px;
  --sidebar-width: 320px;
  --sidebar-width-collapsed: 0px;
  --map-controls-width: 48px;
}

/* ===== GOOGLE FONTS IMPORT ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@500;600;700&display=swap');