:root {
  --color-paper: #f5f3ee;
  --color-paper-bright: #fbfaf8;
  --color-ink: #111111;
  --color-ink-muted: #2f3944;
  --color-ink-subtle: #4a5662;
  --color-primary: #5e81ac;
  --color-primary-dark: #445568;
  --color-primary-deep: #334152;
  --color-focus: #1d4f91;
  --color-line: rgba(68, 85, 104, 0.24);
  --color-line-strong: rgba(68, 85, 104, 0.4);
  --color-surface: rgba(255, 255, 255, 0.78);
  --color-surface-strong: rgba(255, 255, 255, 0.92);
  --shadow-soft: 0 24px 64px rgba(68, 85, 104, 0.12);
  --font-sans: "Space Grotesk", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --type-display-large: 3.5625rem;
  --type-display-medium: 2.8125rem;
  --type-display-small: 2.25rem;
  --type-headline-large: 2rem;
  --type-headline-medium: 1.75rem;
  --type-headline-small: 1.5rem;
  --type-title-large: 1.375rem;
  --type-title-medium: 1rem;
  --type-title-small: 0.875rem;
  --type-label-large: 0.875rem;
  --type-label-medium: 0.75rem;
  --type-label-small: 0.6875rem;
  --type-body-large: 1rem;
  --type-body-medium: 0.875rem;
  --type-body-small: 0.75rem;
  --radius-card: 1.5rem;
  --radius-pill: 999px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background:
    radial-gradient(circle at top left, rgba(94, 129, 172, 0.16), transparent 24%),
    radial-gradient(circle at 85% 12%, rgba(68, 85, 104, 0.1), transparent 20%),
    linear-gradient(180deg, var(--color-paper-bright) 0%, var(--color-paper) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(68, 85, 104, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(68, 85, 104, 0.04) 1px, transparent 1px);
  background-size: 4.5rem 4.5rem;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.72), transparent 85%);
  pointer-events: none;
}

body,
p,
h1,
h2,
ul {
  margin: 0;
}

a {
  color: inherit;
}

*:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 20;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  background: var(--color-primary-deep);
  color: #ffffff;
  font-size: var(--type-title-small);
  text-decoration: none;
  transform: translateY(-140%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.type-display-large {
  font-size: clamp(3rem, 8vw, var(--type-display-large));
  line-height: 0.94;
  letter-spacing: -0.08em;
  font-weight: 400;
}

.type-headline-small {
  font-size: var(--type-headline-small);
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-weight: 400;
}

.type-title-large {
  font-size: var(--type-title-large);
  line-height: 1.1;
  letter-spacing: -0.05em;
  font-weight: 400;
}

.type-body-large {
  font-size: var(--type-body-large);
  line-height: 1.65;
  font-weight: 400;
}

.type-body-medium {
  font-size: var(--type-body-medium);
  line-height: 1.65;
  font-weight: 400;
}

.type-body-small {
  font-size: var(--type-body-small);
  line-height: 1.6;
  font-weight: 400;
}

.type-label-large {
  font-size: var(--type-label-large);
  line-height: 1.4;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
}

.type-label-medium {
  font-size: var(--type-label-medium);
  line-height: 1.4;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.type-code {
  font-family: var(--font-mono);
  font-size: var(--type-label-large);
  line-height: 1.5;
  font-weight: 400;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}