/* Gilead Business Advisory - Global Styles & Design System */
:root {
  --navy-dark: #0f2c59;
  --royal-blue: #2563eb;
  --soft-blue: #38bdf8;
  --bg-offwhite: #fafafa;
  --text-charcoal: #0f172a;
  --text-muted: #64748b;
  --border-light: #e2e8f0;
  --white: #ffffff;
  --card-shadow: 0 10px 25px -5px rgba(15, 44, 89, 0.05), 0 8px 10px -6px rgba(15, 44, 89, 0.05);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-offwhite);
  color: var(--text-charcoal);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 700;
  color: var(--text-charcoal);
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Background Grid Pattern from Visual Reference */
.bg-grid-pattern {
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(15, 44, 89, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 44, 89, 0.03) 1px, transparent 1px);
}

/* Button UI Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--navy-dark);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--royal-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--text-charcoal);
  border-color: var(--border-light);
}

.btn-secondary:hover {
  border-color: var(--royal-blue);
  color: var(--royal-blue);
  transform: translateY(-2px);
}

/* Layout Utilities */
.grid { display: grid; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-col { flex-direction: column; }