/**
 * Design tokens — HellSpin (Раздел 2 ТЗ)
 * All colors, typography, spacing and radii used across the site.
 */
:root {
  /* Colors */
  --color-bg-primary: #070b1d;
  --color-bg-dark: #101528;
  --color-accent-bg: #ffc21f;
  --color-white: #ffffff;
  --color-btn-accent-start: #ff5a4d;
  --color-btn-accent-end: #ef3438;
  --color-btn-accent: linear-gradient(180deg, #ff5a4d 0%, #ef3438 100%);
  --color-btn-secondary-border: #ffc21f;
  --color-text-body: #d4c5b1;
  --color-heading-gold: #ffd32a;
  --color-btn-text-dark: #1a1420;

  /* Overlays / utility */
  --color-overlay-dark: rgba(7, 11, 29, 0.72);
  --color-border-subtle: rgba(255, 194, 31, 0.24);
  --color-focus-ring: #ffd32a;

  /* Typography */
  --font-family-base: "Montserrat", "Segoe UI", Arial, sans-serif;
  --font-size-body: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
  --font-size-small: clamp(0.8125rem, 0.78rem + 0.15vw, 0.875rem);
  --font-size-h1: clamp(2rem, 1.6rem + 1.8vw, 2.75rem);
  --font-size-h2: clamp(1.625rem, 1.4rem + 1vw, 2rem);
  --font-size-h3: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --line-height-base: 1.6;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Spacing */
  --space-section-gap: clamp(2.5rem, 2rem + 2vw, 3.75rem);
  --space-card-gap: 1.25rem;
  --space-paragraph-gap: 1.25rem;
  --space-h2-text-gap: 1.25rem;
  --space-h3-text-gap: 1rem;
  --space-faq-gap: 1rem;
  --space-card-padding: 1.5rem;
  --space-container-padding: clamp(1rem, 0.6rem + 1.6vw, 2rem);

  /* Layout */
  --container-max-width: 1440px;
  --content-max-width: var(--container-max-width);
  --radius-card: 6px;
  --header-height: 76px;

  /* Effects */
  --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
  --transition-base: 0.2s ease;
}