:root {
  --color-parchment-050: #f4e8cf;
  --color-parchment-100: #e8d3ae;
  --color-sandstone-300: #b98f62;
  --color-bronze-500: #9a6438;
  --color-deep-teal-900: #102f35;
  --color-deep-teal-700: #18515a;
  --color-crimson-600: #963f45;
  --color-steel-700: #46545b;
  --color-steel-900: #202b2e;
  --color-cyan-400: #45d4e5;
  --color-violet-500: #7563c7;
  --color-white-100: #fff9ed;
  --color-shadow-ink: #132326;

  --color-page: var(--color-parchment-050);
  --color-surface: var(--color-parchment-100);
  --color-text: var(--color-steel-900);
  --color-heading: var(--color-steel-900);
  --color-border: var(--color-sandstone-300);
  --color-link: var(--color-deep-teal-700);
  --color-focus: var(--color-cyan-400);

  --font-body: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Barlow Condensed", "Arial Narrow", Impact, sans-serif;

  --text-caption: 0.8125rem;
  --text-meta: 0.8125rem;
  --text-nav: 0.875rem;
  --text-body: clamp(1rem, 0.98rem + 0.1vw, 1.0625rem);
  --text-lead: clamp(1.125rem, 1.04rem + 0.42vw, 1.3125rem);
  --text-h3: clamp(1.5rem, 1.31rem + 0.85vw, 1.75rem);
  --text-h2: clamp(1.875rem, 1.52rem + 1.5vw, 2.375rem);
  --text-h1: clamp(2.375rem, 1.72rem + 2.75vw, 3.25rem);
  --text-display: clamp(2.75rem, 1.84rem + 3.8vw, 4rem);

  --leading-body: 1.6;
  --leading-lead: 1.45;
  --leading-heading: 1.02;
  --leading-display: 0.94;
  --leading-compact: 1.2;
  --leading-caption: 1.4;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 5rem;

  --container-max: 75rem;
  --container-padding: 1rem;
  --content-narrow: 42.5rem;
  --content-wide: 60rem;

  --radius-none: 0;
  --radius-sm: 0.25rem;
  --radius-pill: 999px;

  --border-width: 1px;
  --border-light: var(--border-width) solid var(--color-sandstone-300);
  --border-dark: var(--border-width) solid var(--color-steel-700);
  --border-accent: var(--border-width) solid var(--color-bronze-500);

  --shadow-control: 0 2px 8px rgb(19 35 38 / 10%);
  --shadow-raised: 0 8px 24px rgb(19 35 38 / 12%);

  --transition-fast: 160ms ease;
  --transition-base: 220ms ease;
}

@media (min-width: 45rem) {
  :root {
    --container-padding: 1.25rem;
  }
}

@media (min-width: 68.75rem) {
  :root {
    --container-padding: 1.5rem;
  }
}

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

html {
  min-width: 20rem;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-6);
  text-size-adjust: 100%;
}

body {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-page);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
}

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

img,
video {
  height: auto;
}

iframe {
  width: 100%;
  border: 0;
}

svg {
  fill: currentColor;
}

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

button,
select {
  cursor: pointer;
}

button,
input,
select,
textarea {
  max-width: 100%;
}

textarea {
  min-height: 7rem;
  resize: vertical;
}

button,
input,
select,
textarea {
  border-radius: var(--radius-sm);
}

button {
  border: 0;
}

a {
  color: var(--color-link);
  text-decoration-line: underline;
  text-decoration-color: var(--color-cyan-400);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.16em;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-deep-teal-900);
  text-decoration-color: var(--color-bronze-500);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

::selection {
  background: var(--color-cyan-400);
  color: var(--color-deep-teal-900);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-4);
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-wrap: balance;
}

h1 {
  font-size: var(--text-h1);
  line-height: 0.98;
}

h2 {
  font-size: var(--text-h2);
  line-height: var(--leading-heading);
}

h3 {
  font-size: var(--text-h3);
  line-height: 1.08;
}

h4 {
  font-size: clamp(1.25rem, 1.14rem + 0.5vw, 1.5rem);
  line-height: 1.12;
}

h5,
h6 {
  font-size: 1.125rem;
  line-height: 1.2;
}

p {
  margin: 0 0 var(--space-5);
}

ul,
ol {
  margin: 0 0 var(--space-5);
  padding-inline-start: 1.25em;
}

li::marker {
  color: var(--color-bronze-500);
}

blockquote {
  margin: 0 0 var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-inline-start: 3px solid var(--color-bronze-500);
  background: var(--color-parchment-100);
  color: var(--color-steel-900);
}

figure {
  margin: 0 0 var(--space-5);
}

figcaption {
  margin-top: var(--space-3);
  color: var(--color-steel-700);
  font-size: var(--text-caption);
  font-weight: 600;
  line-height: var(--leading-caption);
}

hr {
  height: 1px;
  margin: var(--space-6) 0;
  border: 0;
  background: var(--color-sandstone-300);
}

dl,
dd {
  margin: 0 0 var(--space-4);
}

dt {
  color: var(--color-deep-teal-900);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: var(--leading-caption);
  text-transform: uppercase;
}

table {
  width: 100%;
  margin: 0 0 var(--space-5);
  border-collapse: collapse;
  border: var(--border-light);
  font-variant-numeric: tabular-nums;
}

caption {
  margin-bottom: var(--space-3);
  color: var(--color-steel-700);
  font-size: var(--text-caption);
  font-weight: 600;
  text-align: left;
}

th,
td {
  padding: var(--space-3) var(--space-4);
  border: var(--border-light);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--color-parchment-100);
  color: var(--color-deep-teal-900);
  font-size: var(--text-meta);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

code,
kbd {
  padding: 0.08em 0.32em;
  border: 1px solid var(--color-sandstone-300);
  border-radius: var(--radius-sm);
  background: var(--color-parchment-100);
  font-size: 0.9em;
}

pre {
  max-width: 100%;
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  overflow-x: auto;
  border: var(--border-light);
  background: var(--color-parchment-100);
  line-height: 1.5;
}

small {
  font-size: var(--text-caption);
}

strong {
  font-weight: 700;
}

fieldset {
  min-width: 0;
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border: var(--border-light);
}

legend {
  padding: 0 var(--space-2);
  color: var(--color-deep-teal-900);
  font-weight: 700;
}

label {
  display: inline-block;
  margin-bottom: var(--space-2);
  color: var(--color-deep-teal-900);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: var(--leading-caption);
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: var(--border-light);
  background: var(--color-white-100);
  padding: 0.75rem;
  line-height: 1.4;
  box-shadow: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input {
  min-height: 3rem;
}

select {
  min-height: 3rem;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-steel-700);
  opacity: 0.85;
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--color-bronze-500);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-deep-teal-700);
}

input:disabled,
select:disabled,
textarea:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

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

.container--wide {
  max-width: var(--content-wide);
}

.full-bleed {
  width: 100vw;
  margin-inline: calc(50% - 50vw);
}

.section {
  padding-block: var(--space-7);
}

.section--compact {
  padding-block: var(--space-6);
}

.section--spacious {
  padding-block: var(--space-8);
}

.stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-4);
}

.stack--compact {
  gap: var(--space-2);
}

.stack--tight {
  gap: var(--space-3);
}

.stack--loose {
  gap: var(--space-5);
}

.stack--section {
  gap: var(--space-6);
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

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

.cluster--compact {
  gap: var(--space-2);
}

.cluster--spread {
  justify-content: space-between;
}

.content-list {
  display: grid;
  gap: var(--space-3);
  margin: 0 0 var(--space-5);
  padding-inline-start: 1.25em;
}

.surface {
  min-width: 0;
  border: var(--border-light);
  background: var(--color-surface);
  padding: var(--space-5);
}

.card {
  min-width: 0;
  border: var(--border-light);
  border-radius: var(--radius-sm);
  background: var(--color-parchment-100);
  padding: var(--space-5);
  box-shadow: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  border-color: var(--color-bronze-500);
  box-shadow: var(--shadow-raised);
  transform: translateY(-2px);
}

.card > :last-child,
.surface > :last-child,
.compact-group > :last-child {
  margin-bottom: 0;
}

.eyebrow,
.meta,
.caption {
  font-size: var(--text-meta);
  font-weight: 600;
  line-height: var(--leading-caption);
}

.eyebrow {
  color: var(--color-bronze-500);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.meta,
.caption {
  color: var(--color-steel-700);
}

.lead {
  margin-bottom: var(--space-5);
  font-size: var(--text-lead);
  font-weight: 500;
  line-height: var(--leading-lead);
}

.display {
  margin-bottom: var(--space-4);
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: var(--leading-display);
  text-wrap: balance;
}

.button {
  display: inline-flex;
  min-width: 0;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1px solid var(--color-deep-teal-700);
  border-radius: var(--radius-sm);
  background: var(--color-deep-teal-900);
  color: var(--color-white-100);
  font-size: var(--text-nav);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: var(--leading-compact);
  padding: 0.75rem 1rem;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.button:hover {
  border-color: var(--color-cyan-400);
  background: var(--color-deep-teal-700);
  color: var(--color-white-100);
  box-shadow: inset 0 -2px 0 var(--color-cyan-400);
  text-decoration: none;
}

.button--secondary {
  border-color: var(--color-bronze-500);
  background: transparent;
  color: var(--color-deep-teal-900);
}

.button--secondary:hover {
  background: var(--color-parchment-100);
  color: var(--color-deep-teal-900);
}

.button--full {
  width: 100%;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  border: 1px solid var(--color-sandstone-300);
  border-radius: var(--radius-pill);
  background: var(--color-parchment-100);
  color: var(--color-deep-teal-900);
  font-size: var(--text-caption);
  font-weight: 700;
  line-height: 1.2;
  padding: 0.3rem 0.6rem;
}

.dark-surface {
  --color-text: var(--color-white-100);
  --color-heading: var(--color-white-100);
  --color-link: var(--color-cyan-400);
  --color-border: var(--color-steel-700);

  background: var(--color-deep-teal-900);
  color: var(--color-white-100);
}

.dark-surface a:hover {
  color: var(--color-white-100);
  text-decoration-color: var(--color-cyan-400);
}

.dark-surface blockquote,
.dark-surface code,
.dark-surface kbd,
.dark-surface pre,
.dark-surface th,
.dark-surface .surface,
.dark-surface .card {
  border-color: var(--color-steel-700);
  background: var(--color-steel-700);
  color: var(--color-white-100);
}

.dark-surface dt,
.dark-surface label,
.dark-surface .meta,
.dark-surface .caption {
  color: var(--color-parchment-100);
}

.dark-surface input,
.dark-surface select,
.dark-surface textarea {
  border-color: var(--color-steel-700);
  background: var(--color-white-100);
  color: var(--color-steel-900);
}

.dark-surface :focus-visible {
  outline-offset: 2px;
}

@media (min-width: 45rem) {
  .section {
    padding-block: var(--space-8);
  }

  .section--spacious {
    padding-block: var(--space-9);
  }
}

@media (max-width: 44.99rem) {
  .button--full-mobile {
    width: 100%;
  }

  th,
  td {
    padding: var(--space-2) var(--space-3);
  }
}

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

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