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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-3) transparent;
}

*::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

*::-webkit-scrollbar-thumb {
  background: var(--ink-3);
  border: 4px solid transparent;
  border-radius: 100px;
  background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--ink);
  border: 3px solid transparent;
  background-clip: content-box;
}

.section--ink *,
.section--krapp *,
.lightbox * {
  scrollbar-color: rgba(255, 255, 255, 0.35) transparent;
}

.section--ink *::-webkit-scrollbar-thumb,
.section--krapp *::-webkit-scrollbar-thumb,
.lightbox *::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
  background-clip: content-box;
}

.section--ink *::-webkit-scrollbar-thumb:hover,
.section--krapp *::-webkit-scrollbar-thumb:hover,
.lightbox *::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.6);
  background-clip: content-box;
}

body {
  margin: 0;
  background: var(--chalk);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: 1.62;
  font-feature-settings: "ss01", "cv01";
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration-color: color-mix(in oklab, currentColor 35%, transparent);
  text-underline-offset: 0.22em;
  text-decoration-thickness: 1.5px;
  transition: color var(--dur-1) var(--ease),
    text-decoration-color var(--dur-1) var(--ease);
}

a:hover {
  color: var(--krapp);
  text-decoration-color: currentColor;
}

:focus-visible {
  outline: 3px solid var(--azur);
  outline-offset: 3px;
  border-radius: 2px;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.94;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0 0 1em;
  text-wrap: pretty;
}

p:last-child {
  margin-bottom: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.prose {
  max-width: var(--max-prose);
}

.mono {
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--on-chalk-dim);
  margin: 0 0 1.1rem;
}

.skip {
  position: absolute;
  left: 50%;
  top: 0;
  translate: -50% -140%;
  z-index: 99;
  background: var(--ink);
  color: var(--on-ink);
  padding: 0.7rem 1.3rem;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: translate var(--dur-2) var(--ease);
}

.skip:focus {
  translate: -50% 0;
  color: var(--on-ink);
}

.room {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.22em 0.5em;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--on-ink);
  white-space: nowrap;
}

.section--ink .room {
  background: var(--ohra);
  color: var(--ink);
}

.room--krapp { background: var(--krapp); }
.room--azur { background: var(--azur); }
.room--zelen { background: var(--zelen); }
.room--ohra { background: var(--ohra); color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  font-family: var(--font-display);
  font-size: clamp(0.8125rem, 0.78rem + 0.18vw, 0.9375rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  padding: 0.95em 1.5em;
  border: 0;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  background: var(--krapp);
  color: #fff;
  transition: transform var(--dur-1) var(--ease),
    box-shadow var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}

.btn::after {
  content: "";
  width: var(--dot);
  height: var(--dot);
  border-radius: 50%;
  background: currentColor;
  transition: transform var(--dur-2) var(--ease-out);
}

.btn:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 0 -4px color-mix(in oklab, var(--krapp) 45%, transparent);
}

.btn:hover::after {
  transform: translateX(4px) scale(1.35);
}

.btn:active {
  transform: translateY(0);
}

.btn--ghost {
  background: transparent;
  color: currentColor;
  box-shadow: inset 0 0 0 2px currentColor;
}

.btn--ghost:hover {
  color: var(--ohra);
  box-shadow: inset 0 0 0 2px currentColor;
}

@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;
  }
}