/* =====================================================
   CREDO DESIGN SYSTEM - CORPORATE EMERALD (PRODUCTION)
   Authoritative | Institutional | High-Density
===================================================== */

:root {
  /* BACKGROUNDS: Pearl Green & Mint */
  --bg-deep: #F9FEFB;        /* Ultra-light Mint */
  --bg-main: #FFFFFF;        
  --bg-offset: #F0FDF4;      /* Pearl Green */
  --bg-surface: #E6F6ED;     
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-card: rgba(255, 255, 255, 0.95);

  /* TYPOGRAPHY: Deep Forest Green (Replaces Navy) */
  --text-primary: #064E3B;   
  --text-secondary: #065F46; 
  --text-muted: #4B7C6E;     
  --text-hint: #66A38C;      
  --text-on-dark: #FFFFFF;
 
  /* BRAND: Corporate Emerald */
  --brand-primary: #059669;  
  --brand-secondary: #10B981; 
  --brand-accent: #34D399;   /* Bright Mint */
  --brand-glow: rgba(5, 150, 105, 0.1); 
  
  /* BORDERS */
  --border-subtle: rgba(5, 150, 105, 0.08);
  --border-medium: rgba(5, 150, 105, 0.15);
  --frame-border: rgba(5, 150, 105, 0.1);

  /* ELEVATION */
  --shadow-premium: 0 10px 40px -10px rgba(5, 150, 105, 0.08), 0 4px 10px -4px rgba(5, 150, 105, 0.04);
  --shadow-glow: 0 0 20px rgba(5, 150, 105, 0.15);
  --frame-radius: 12px; 
  --radius-pill: 100px;

  /* TYPOGRAPHY TOKENS */
  --font-h1: clamp(2.5rem, 5vw, 4.5rem);
  --font-h2: clamp(2rem, 4vw, 3rem);
  --font-lead: 1.125rem;
}

/* DOT GRID BACKGROUND */
body {
  background-color: var(--bg-deep);
  background-image: radial-gradient(rgba(5, 150, 105, 0.04) 1px, transparent 0);
  background-size: 40px 40px;
  background-position: -20px -20px;
  color: var(--text-primary);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

/* TYPOGRAPHY UTILITIES */
.text-lead {
  font-size: var(--font-lead);
  color: var(--text-secondary);
  line-height: 1.7;
}

.hero-h1 {
  font-size: var(--font-h1);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.hero-h2 {
  font-size: var(--font-h2);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

/* PREMIUM COMPONENTS */
.emerald-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--frame-radius);
  box-shadow: var(--shadow-premium);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.emerald-card:hover {
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-glow), var(--shadow-premium);
  transform: translateY(-4px);
}

.btn-emerald {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #ffffff !important;
  padding: 16px 32px;
  border-radius: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(5, 150, 105, 0.2);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-emerald:hover {
  box-shadow: 0 12px 32px rgba(5, 150, 105, 0.3);
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.gradient-text-emerald {
  background: linear-gradient(135deg, var(--brand-primary), #34d399, var(--brand-secondary));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

/* BENTO GRID */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.bento-item { 
  grid-column: span 1; 
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  padding: 32px;
  border-radius: 24px;
  transition: all 0.4s ease;
}

.bento-item:hover {
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-premium);
}

.bento-item-lg { grid-column: span 2; grid-row: span 2; }
.bento-item-wide { grid-column: span 2; }