:root {
  --color-ink: #0B1215;
  --color-eucalyptus: #1F3D36;
  --color-stone: #8A8F8C;
  --color-cream: #F4EFE6;
  --color-ember: #C45A2C;
  --color-signal: #E8B84B;
  --color-surface-dark: #141C1F;
  --color-surface-light: #FFFFFF;
  --color-stone-30: rgba(138, 143, 140, 0.3);
  --color-cream-15: rgba(244, 239, 230, 0.15);
  --color-ink-20: rgba(11, 18, 21, 0.2);

  --font-heading: "Archivo Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  --text-display-size: clamp(3.5rem, 8vw, 7rem);
  --text-h1-size: clamp(2.5rem, 5vw, 4.5rem);
  --text-h2-size: clamp(2rem, 3.5vw, 3rem);
  --text-h3-size: clamp(1.5rem, 2.5vw, 2rem);
  --text-h4-size: 1.25rem;
  --text-body-large-size: 1.125rem;
  --text-body-size: 1rem;
  --text-body-small-size: 0.875rem;
  --text-caption-size: 0.75rem;

  --text-display-leading: 0.95;
  --text-h1-leading: 1.0;
  --text-h2-leading: 1.05;
  --text-h3-leading: 1.1;
  --text-h4-leading: 1.2;
  --text-body-large-leading: 1.6;
  --text-body-leading: 1.6;
  --text-body-small-leading: 1.5;
  --text-caption-leading: 1.4;

  --tracking-heading: 0.02em;
  --tracking-h2: 0.03em;
  --tracking-h3: 0.04em;
  --tracking-h4: 0.06em;
  --tracking-caption: 0.08em;

  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  --container-max: 1280px;
  --container-pad-mobile: 24px;
  --container-pad-tablet: 48px;
  --container-pad-desktop: 64px;

  --radius-none: 0px;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  --shadow-panel: 0 8px 24px rgba(0, 0, 0, 0.12);

  --focus-ring: 0 0 0 2px var(--color-ember);
  --focus-offset: 2px;

  --gutter: var(--space-md);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  color: var(--color-ink);
  background-color: var(--color-cream);
  min-height: 100vh;
  min-width: 320px;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

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

ul,
ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
}

th,
td {
  text-align: left;
  vertical-align: top;
}

blockquote,
figure {
  margin: 0;
}

address {
  font-style: normal;
}

hr {
  border: none;
  height: 2px;
  background-color: var(--color-stone-30);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-weight: 700;
  color: inherit;
  line-height: 1.1;
}

h1 {
  font-size: var(--text-h1-size);
  line-height: var(--text-h1-leading);
  letter-spacing: var(--tracking-heading);
  margin-block-end: var(--space-md);
}

h2 {
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-leading);
  letter-spacing: var(--tracking-h2);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-leading);
  letter-spacing: var(--tracking-h3);
  margin-block-end: var(--space-sm);
}

h4 {
  font-size: var(--text-h4-size);
  line-height: var(--text-h4-leading);
  letter-spacing: var(--tracking-h4);
  margin-block-end: var(--space-sm);
}

h5,
h6 {
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  letter-spacing: var(--tracking-h4);
  margin-block-end: var(--space-sm);
}

p {
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  margin-block-end: var(--space-sm);
}

p:last-child {
  margin-block-end: 0;
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-md);
  border-inline-start: 2px solid var(--color-ember);
}

blockquote p {
  margin-block-end: var(--space-xs);
}

blockquote p:last-child {
  margin-block-end: 0;
}

ul,
ol {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-md);
}

ul {
  list-style: disc;
}

ol {
  list-style: decimal;
}

li {
  line-height: var(--text-body-leading);
}

li > ul,
li > ol {
  margin-block-end: 0;
  margin-block-start: var(--space-2xs);
}

figure {
  margin-block-end: var(--space-md);
}

figcaption {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-leading);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--color-stone);
  margin-block-start: var(--space-2xs);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-mobile);
}

.section {
  padding-block: var(--space-2xl);
}

.section--tight {
  padding-block: var(--space-xl);
}

.section--loose {
  padding-block: var(--space-3xl);
}

.surface-light {
  background-color: var(--color-surface-light);
  border: 1px solid var(--color-stone-30);
  border-radius: var(--radius-md);
}

.surface-dark {
  background-color: var(--color-surface-dark);
  border: 1px solid var(--color-cream-15);
  border-radius: var(--radius-md);
  color: var(--color-cream);
}

.surface-eucalyptus {
  background-color: var(--color-eucalyptus);
  border: 1px solid var(--color-cream-15);
  border-radius: var(--radius-md);
  color: var(--color-cream);
}

.surface-ink {
  background-color: var(--color-ink);
  border: 1px solid var(--color-cream-15);
  border-radius: var(--radius-md);
  color: var(--color-cream);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--text-body-small-size);
  line-height: 1.2;
  letter-spacing: var(--tracking-h4);
  text-transform: uppercase;
  font-weight: 700;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  min-width: 0;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 2px solid var(--color-ember);
  outline-offset: var(--focus-offset);
}

.btn--primary {
  background-color: var(--color-eucalyptus);
  color: var(--color-cream);
  border-color: var(--color-eucalyptus);
}

.btn--primary:hover {
  background-color: #18302a;
  border-color: #18302a;
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-stone);
}

.btn--secondary:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.btn--on-dark {
  background-color: transparent;
  color: var(--color-cream);
  border-color: var(--color-cream-15);
}

.btn--on-dark:hover {
  border-color: var(--color-cream);
  color: var(--color-cream);
}

.btn--ember {
  background-color: var(--color-ember);
  color: var(--color-cream);
  border-color: var(--color-ember);
}

.btn--ember:hover {
  background-color: #a84a24;
  border-color: #a84a24;
}

.text-link {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-ember);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: text-decoration-thickness 0.2s ease, color 0.2s ease;
}

.text-link:hover {
  text-decoration-thickness: 2px;
  color: var(--color-ember);
}

.text-link--on-dark {
  color: var(--color-cream);
  text-decoration-color: var(--color-ember);
}

.text-link--on-dark:hover {
  color: var(--color-signal);
}

.display {
  font-family: var(--font-heading);
  font-size: var(--text-display-size);
  line-height: var(--text-display-leading);
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
  font-weight: 700;
  margin-block-end: var(--space-md);
}

.body-large {
  font-size: var(--text-body-large-size);
  line-height: var(--text-body-large-leading);
  margin-block-end: var(--space-sm);
}

.body-large:last-child {
  margin-block-end: 0;
}

.body-small {
  font-size: var(--text-body-small-size);
  line-height: var(--text-body-small-leading);
  margin-block-end: var(--space-xs);
}

.body-small:last-child {
  margin-block-end: 0;
}

.caption {
  font-family: var(--font-heading);
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-leading);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-stone);
  margin-block-end: var(--space-2xs);
}

.caption:last-child {
  margin-block-end: 0;
}

.caption--on-dark {
  color: var(--color-cream-15);
}

.signal-line {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  height: 2px;
  background-color: var(--color-stone-30);
  position: relative;
  margin-block: var(--space-md);
}

.signal-line__marker {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-stone);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.signal-line__marker--active {
  background-color: var(--color-ember);
  box-shadow: 0 0 8px rgba(196, 90, 44, 0.6);
}

.signal-line__marker--signal {
  background-color: var(--color-signal);
}

.signal-line__label {
  font-family: var(--font-heading);
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-leading);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-stone);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.signal-line__label--active {
  color: var(--color-ember);
}

.signal-line__label--signal {
  color: var(--color-signal);
}

.signal-line--vertical {
  flex-direction: column;
  width: 2px;
  height: auto;
  min-height: 100%;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-md);
  margin-block: 0;
}

.signal-line--vertical .signal-line__marker {
  width: 10px;
  height: 10px;
}

.signal-line--vertical .signal-line__label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.stack--sm {
  gap: var(--space-sm);
}

.stack--lg {
  gap: var(--space-lg);
}

.stack--xl {
  gap: var(--space-xl);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

.cluster > * {
  min-width: 0;
  flex-shrink: 0;
}

.cluster--sm {
  gap: var(--space-xs);
}

.cluster--md {
  gap: var(--space-md);
}

.split {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.split > * {
  min-width: 0;
  flex: 1 1 0;
}

.split--start {
  align-items: flex-start;
}

.split--center {
  align-items: center;
}

.split--end {
  align-items: flex-end;
}

.split--stretch {
  align-items: stretch;
}

.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: -100%;
  left: var(--space-sm);
  z-index: 9999;
  background-color: var(--color-ember);
  color: var(--color-cream);
  font-family: var(--font-heading);
  font-size: var(--text-body-small-size);
  letter-spacing: var(--tracking-h4);
  text-transform: uppercase;
  font-weight: 700;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: var(--space-sm);
  outline: 2px solid var(--color-ember);
  outline-offset: var(--focus-offset);
}

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

::selection {
  background-color: var(--color-signal);
  color: var(--color-ink);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--container-pad-tablet);
  }

  .split {
    gap: var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--container-pad-desktop);
  }

  .split {
    gap: var(--space-xl);
  }
}