:root {
  --color-bg-dark: #000000;
  --color-bg-dark-alt: #111;
  --color-bg-light: #F3F3F3;
  --color-bg-hero: #CACACA;
  --color-text-on-dark: #F3F3F3;
  --color-text-on-light: #000000;
  --color-text-muted: #888;
  --color-placeholder: #C7C7C7;
  --color-social: #C8C8C8;
  --color-border: rgba(255, 255, 255, 0.15);
  --color-accent: #fff;

  --font-sans: 'Genos', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --text-hero: clamp(2.5rem, 5vw, 4.5625rem);
  --text-heading: clamp(1.75rem, 3vw, 4.5625rem);
  --text-body: 1.5rem;
  --text-nav: 1.3125rem;
  --text-stats-value: clamp(2.5rem, 6vw, 5.5625rem);
  --text-stats-label: 1.5rem;
  --text-section-title: clamp(2rem, 4vw, 4.5625rem);
  --text-small: 0.9375rem;
  --text-caption: 0.8125rem;
  --text-subheading: 1.125rem;
  --text-label: 1rem;
  --lh-tight: 0.89;
  --lh-body: 1.15;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --section-padding-y: clamp(3rem, 6vw, 5rem);
  --section-padding-x: clamp(1rem, 4vw, 2.5rem);
  --container-max: 1280px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-btn: 10px;
  --radius-card: 38px;
  --radius-card-big: 50px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text-on-light);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--section-padding-x);
  z-index: 1000;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-link:focus-visible {
  top: var(--space-md);
}

:focus-visible {
  outline: 2px solid var(--color-text-on-dark);
  outline-offset: 2px;
}

.section--dark :focus-visible {
  outline-color: var(--color-text-on-dark);
}

.section--light :focus-visible {
  outline-color: var(--color-text-on-light);
}

.section {
  width: 100%;
  padding: var(--section-padding-y) var(--section-padding-x);
}

.section--light {
  background-color: var(--color-bg-light);
  color: var(--color-text-on-light);
}

.section--hero {
  background-color: #CACACA;
  background-image: url("../assets/images/hero/hero-bg.png");
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
  color: var(--color-text-on-light);
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}