:root {
  --color-graphite: #262a2f;
  --color-slate: #4f5e6c;
  --color-steel: #738190;
  --color-sand: #d8cfbf;
  --color-ivory: #f5f1e8;
  --color-stone: #b9b1a5;
  --color-white: #fffdf8;
  --color-error: #8d3f35;
  --color-border: color-mix(in srgb, var(--color-stone) 62%, transparent);

  --font-display: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6.5rem;

  /* The canvas grows from 1504px on ordinary desktops to about 2200px at 4K. */
  --content-width: clamp(94rem, 64vw, 122rem);
  --measure-medium: 104rem;
  --measure-narrow: 74ch;
  --page-gutter: clamp(1.25rem, 5.5vw, 5.75rem);
  --font-size-body: 1rem;
  --font-size-small: 0.9rem;
  --font-size-meta: 0.8rem;
  --radius-small: 0.125rem;
  --transition-fast: 180ms ease;
}

html {
  /* 16px through normal desktop widths, rising gradually to 18px at 4K. */
  font-size: clamp(100%, calc(87.5% + 0.104167vw), 112.5%);
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--color-ivory);
  color: var(--color-graphite);
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: 1.58;
  text-rendering: optimizeLegibility;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-steel);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 100;
  padding: 0.7rem 1rem;
  background: var(--color-graphite);
  color: var(--color-ivory);
  font-size: 0.86rem;
  transform: translateY(calc(-100% - var(--space-4)));
  transition: transform var(--transition-fast);
}

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

.container {
  width: min(100% - (2 * var(--page-gutter)), var(--content-width));
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  width: max-content;
  flex-direction: column;
  color: var(--color-graphite);
  line-height: 0.82;
  letter-spacing: 0.14em;
}

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 2.5vw, 3.2rem);
  font-weight: 650;
}

.brand-discipline {
  width: max-content;
  margin-top: 0.5rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid currentColor;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.34em;
}

.brand-logo {
  display: block;
  width: auto;
  max-width: min(100%, 12rem);
  height: clamp(2.75rem, 4vw, 4.2rem);
}

.button {
  position: relative;
  display: inline-flex;
  min-height: 2.65rem;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.2;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.button::after {
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 1rem;
  height: 1rem;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  content: "";
  transform: skew(-45deg) translate(0.2rem, 0.2rem);
  transform-origin: bottom right;
}

.button-primary {
  background: var(--color-slate);
  color: var(--color-ivory);
}

.button-primary:hover {
  background: var(--color-graphite);
}

.button-outline {
  border-color: var(--color-slate);
  color: var(--color-graphite);
}

.button-outline:hover {
  background: var(--color-slate);
  color: var(--color-ivory);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-slate);
  font-size: 0.95rem;
  font-weight: 500;
}

.text-link span {
  transition: transform var(--transition-fast);
}

.text-link:hover span {
  transform: translateX(0.25rem);
}

@media (max-width: 38rem) {
  :root {
    --page-gutter: 1.1rem;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}