:root {
  color-scheme: dark;
  --font-family-primary: "Inter", "Segoe UI", "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  --font-family-fallback: "Segoe UI", "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  font-family: var(--font-family-primary);

  /* Color system */
  --color-bg-0: #06080f;
  --color-bg-1: #0b1020;
  --color-bg-2: #10182a;
  --color-surface-0: #131c31;
  --color-surface-1: #1a2540;
  --color-border-strong: #2a385e;
  --color-text-0: #f2f5ff;
  --color-text-1: #c7d2fe;
  --color-text-muted: #9ca7c7;
  --color-red-400: #ff4d67;
  --color-red-500: #ff2f55;
  --color-red-600: #e11d48;
  --color-accent-glow: #ff5f7c;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;

  /* Radii */
  --radius-card: 16px;
  --radius-button: 12px;
  --radius-pill: 999px;

  /* Shadows & glows */
  --shadow-soft: 0 10px 30px rgba(3, 6, 16, 0.35);
  --shadow-intense: 0 18px 44px rgba(2, 4, 14, 0.55);
  --shadow-glow-red: 0 0 0 1px rgba(255, 47, 85, 0.3), 0 0 28px rgba(255, 47, 85, 0.38);
  --shadow-glow-red-strong: 0 0 0 1px rgba(255, 47, 85, 0.45), 0 0 48px rgba(255, 47, 85, 0.65);

  /* Motion */
  --motion-duration-fast: 140ms;
  --motion-duration-base: 240ms;
  --motion-duration-slow: 360ms;
  --motion-ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --motion-ease-emphasized: cubic-bezier(0.22, 1, 0.36, 1);

  /* Layout */
  --container-max: 1120px;
  --container-gutter: 92vw;
  --breakpoint-lg: 980px;
  --breakpoint-md: 760px;

  /* Type scale */
  --font-display-size: clamp(2.25rem, 5vw, 3.75rem);
  --font-display-line: 1.05;
  --font-display-weight: 800;
  --font-h1-size: clamp(1.75rem, 3vw, 2.5rem);
  --font-h1-line: 1.15;
  --font-h2-size: clamp(1.5rem, 2.4vw, 2.125rem);
  --font-h2-line: 1.2;
  --font-h2-weight: 700;
  --font-card-title-size: clamp(1.05rem, 1.2vw, 1.2rem);
  --font-card-title-line: 1.3;
  --font-card-title-weight: 650;
  --font-card-body-size: 1rem;
  --font-card-body-line: 1.55;
  --font-card-body-weight: 400;
  --font-nav-size: 0.95rem;
  --font-nav-line: 1.4;
  --font-nav-weight: 600;
  --font-footer-size: 0.875rem;
  --font-footer-line: 1.45;
  --font-footer-weight: 500;
  --font-body-size: 1rem;
  --font-body-line: 1.6;
  --font-caption-size: 0.875rem;
  --font-caption-line: 1.45;
}