/* ===== Design Tokens ===== */

:root,
:root[data-theme="dark"] {
  /* Surfaces */
  --background: #050816;
  --surface: #0F172A;
  --surface-elevated: #111827;
  --border: #1E293B;

  /* Text */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;

  /* Brand */
  --primary: #3B82F6;
  --primary-dark: #2563EB;
  --primary-hover: #60A5FA;
  --accent: #FF3B3B;
  --accent-dark: #DC2626;
  --accent-hover: #FF6B6B;
  --yellow: #FFD60A;
  --yellow-dark: #FFB800;

  /* Glass */
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);

  /* Effects */
  --hero-gradient: linear-gradient(135deg, #003BFF 0%, #001B66 50%, #FF1E1E 100%);
  --cta-gradient: linear-gradient(90deg, #FF1E1E, #FF5A5A);
  --blue-glow: 0 0 25px rgba(0, 59, 255, 0.35);
  --red-glow: 0 0 25px rgba(255, 30, 30, 0.30);

  /* Overlays */
  --hero-overlay: linear-gradient(180deg, rgba(5, 8, 22, 0.55), rgba(5, 8, 22, 0.92));
  --nav-bg: rgba(5, 8, 22, 0.85);
}

:root[data-theme="light"] {
  --background: #F8FAFC;
  --surface: #FFFFFF;
  --surface-elevated: #F1F5F9;
  --border: #E2E8F0;

  --text-primary: #0F172A;
  --text-secondary: #475569;

  --primary: #003BFF;
  --primary-dark: #0029B8;
  --primary-hover: #2D5BFF;
  --accent: #FF1E1E;
  --accent-dark: #C70000;
  --accent-hover: #FF4D4D;
  --yellow: #FFE600;
  --yellow-dark: #FFD000;

  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(15, 23, 42, 0.08);

  --hero-overlay: linear-gradient(180deg, rgba(15, 23, 42, 0.35), rgba(15, 23, 42, 0.78));
  --nav-bg: rgba(255, 255, 255, 0.88);

  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
}

:root {
  /* Typography */
  --font-display: 'Space Grotesk', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Fluid type scale */
  --text-hero: clamp(2.75rem, 6vw + 1rem, 5.5rem);
  --text-h1: clamp(2rem, 3vw + 1rem, 3.25rem);
  --text-h2: clamp(1.5rem, 1.5vw + 1rem, 2rem);
  --text-h3: 1.25rem;
  --text-body: 1rem;
  --text-small: 0.875rem;
  --text-mono: 0.8125rem;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 180ms;
  --dur-base: 280ms;
  --dur-slow: 480ms;

  /* Layout */
  --max-width: 1280px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-pad: clamp(4rem, 8vw, 7rem);
}