:root,
body[data-theme="light"] {
  --brand: #1f7bff;
  --brand-light: rgba(31, 123, 255, 0.15);
  --brand-glow: rgba(31, 123, 255, 0.25);
  --charcoal: #121212;
  --charcoal-light: #1a1a1a;
  --charcoal-card: #1e1e1e;
  --white: #ffffff;
  --bg-color: #ffffff;
  --bg-alt: #f5f7fa;
  --card-bg: #f5f7fa;
  --text-primary: #121212;
  --text-secondary: rgba(18, 18, 18, 0.65);
  --text-muted: rgba(18, 18, 18, 0.45);
  --border-color: rgba(18, 18, 18, 0.1);
  --nav-bg: rgba(255, 255, 255, 0.92);
  --nav-bg-scrolled: rgba(255, 255, 255, 0.98);
  --nav-text: rgba(18, 18, 18, 0.8);
  --nav-text-hover: #121212;
  --badge-bg: #121212;
  --badge-text: #ffffff;
  --mobile-menu-bg: rgba(255, 255, 255, 0.98);
  --mobile-menu-text: rgba(18, 18, 18, 0.85);
  --nav-height: 72px;
  --radius-full: 9999px;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  --transition-spring: cubic-bezier(0.25, 0.4, 0.25, 1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body[data-theme="dark"] {
  --brand: #1f7bff;
  --brand-light: rgba(31, 123, 255, 0.2);
  --brand-glow: rgba(31, 123, 255, 0.35);
  --bg-color: #121212;
  --bg-alt: #1e1e1e;
  --card-bg: #1e1e1e;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.75);
  --text-muted: rgba(255, 255, 255, 0.45);
  --border-color: rgba(255, 255, 255, 0.1);
  --nav-bg: rgba(18, 18, 18, 0.92);
  --nav-bg-scrolled: rgba(18, 18, 18, 0.98);
  --nav-text: rgba(255, 255, 255, 0.8);
  --nav-text-hover: #ffffff;
  --badge-bg: #1e1e1e;
  --badge-text: #ffffff;
  --mobile-menu-bg: rgba(18, 18, 18, 0.98);
  --mobile-menu-text: rgba(255, 255, 255, 0.85);
}