/* Design tokens — Kartashov landing (dark, wibify-inspired) */
:root {
  /* Color */
  --k-bg: #0b0b0d;
  --k-bg-elevated: #101012;
  --k-surface: #16161a;
  --k-surface-muted: #1c1c21;
  --k-text: #f6f5f1;
  --k-text-secondary: #c6c5c0;
  --k-text-muted: #8b8b87;
  --k-border: rgba(255, 255, 255, 0.1);
  --k-border-strong: rgba(255, 255, 255, 0.2);
  --k-accent: #d7f24d;
  --k-accent-hover: #c3e23a;
  --k-accent-contrast: #15190a;
  --k-link: var(--k-text);
  --k-link-hover: var(--k-accent);
  --k-success: #86e6ab;
  --k-danger: #ff8f8f;
  --k-star: var(--k-accent);
  --k-overlay: rgba(0, 0, 0, 0.6);
  --k-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 20px 50px -14px rgba(0, 0, 0, 0.55);
  --k-shadow-hover: 0 2px 6px rgba(0, 0, 0, 0.35), 0 32px 70px -16px rgba(0, 0, 0, 0.65);
  --k-glass: rgba(255, 255, 255, 0.035);
  --k-glass-strong: rgba(255, 255, 255, 0.07);
  --k-accent-glow: 0 0 0 1px rgba(215, 242, 77, 0.25), 0 16px 44px -12px rgba(215, 242, 77, 0.35);

  /* Typography */
  --k-font-sans: "Manrope", "Segoe UI", sans-serif;
  --k-font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  --k-fs-xs: 0.75rem;
  --k-fs-sm: 0.875rem;
  --k-fs-base: 1.0625rem;
  --k-fs-md: 1.125rem;
  --k-fs-lg: 1.375rem;
  --k-fs-xl: clamp(1.75rem, 2.5vw, 2.25rem);
  --k-fs-2xl: clamp(2.25rem, 4.5vw, 3.75rem);
  --k-fs-3xl: clamp(2.75rem, 7.2vw, 5.75rem);
  --k-fs-hero: clamp(2.35rem, 5.2vw, 4.5rem);
  --k-lh-tight: 1.15;
  --k-lh-snug: 1.3;
  --k-lh-body: 1.65;
  --k-tracking-label: 0.04em;

  /* Spacing */
  --k-space-1: 0.25rem;
  --k-space-2: 0.5rem;
  --k-space-3: 0.75rem;
  --k-space-4: 1rem;
  --k-space-5: 1.5rem;
  --k-space-6: 2rem;
  --k-space-7: 3rem;
  --k-space-8: 4.5rem;
  --k-space-9: 6.5rem;
  --k-section-y: clamp(4.5rem, 10vw, 7.5rem);
  --k-container: 72rem;
  --k-container-narrow: 48rem;
  --k-gutter: clamp(1.25rem, 4vw, 2rem);

  /* Radius / motion */
  --k-radius-sm: 0.5rem;
  --k-radius: 0.875rem;
  --k-radius-lg: 1.25rem;
  --k-header-h: 4.25rem;
  --k-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --k-duration: 0.45s;
  --k-duration-fast: 0.2s;
  --k-marquee-duration: 46s;
}