:root {
  --primary: #1e3a8a;
  --primary-light: #2563eb;
  --primary-dark: #0f172a;
  --secondary: #475569;
  --accent: #f97316;
  --accent-hover: #ea580c;
  --accent-light: #fff7ed;
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-warm: #fcfaf6;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.12);
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Lora', Georgia, serif;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--text-main);
}

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

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

textarea:focus, input:focus, select:focus {
  outline: none !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
  border-color: var(--primary-light) !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Utility Classes */
.text-error {
  color: #ef4444;
  font-size: 0.85rem;
  margin-top: 4px;
}

.error-div {
  grid-column: 1/span 2;
}

.bg-warm {
  background-color: var(--bg-warm) !important;
}

.badge-discount {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.35);
}

.badge-primary-soft {
  background-color: #eff6ff;
  color: #1d4ed8;
  font-weight: 600;
}

.card-elevated {
  background: var(--bg-card);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

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