:root {
  --color-primary: #0047AB;
  --color-accent: #FBBC05;
  --color-background: #FFF8E7;
  --color-secondary: #556B2F;
  --color-text-primary: #1A1A1A;
  --color-surface-accent: #2E5A3A;
  --color-surface: #FFFFFF;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-shadow: rgba(0, 0, 0, 0.05);
  --color-focus: #0047AB;
  --color-hover: #FBBC05;
  --color-text-on-primary: #FFF8E7;
  --color-text-on-accent: #556B2F;
  --color-text-on-secondary: #FFF8E7;
  --color-text-on-surface-accent: #FFF8E7;
  --color-text-on-surface: #1A1A1A;
  --font-heading: Georgia, serif;
  --font-body: Arial, sans-serif;
  --font-weight-regular: 400;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --text-display-size: 3.5rem;
  --text-display-line-height: 1.1;
  --text-display-weight: 700;
  --text-h1-size: 2.5rem;
  --text-h1-line-height: 1.2;
  --text-h1-weight: 700;
  --text-h2-size: 2rem;
  --text-h2-line-height: 1.3;
  --text-h2-weight: 700;
  --text-h3-size: 1.5rem;
  --text-h3-line-height: 1.4;
  --text-h3-weight: 600;
  --text-body-size: 1rem;
  --text-body-line-height: 1.6;
  --text-body-weight: 400;
  --text-small-size: 0.875rem;
  --text-small-line-height: 1.5;
  --text-small-weight: 400;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  --container-max: 600px;
  --container-padding: 2rem;
  --radius-none: 0px;
  --radius-small: 4px;
  --radius-medium: 8px;
  --shadow-card: 0 2px 4px rgba(0, 0, 0, 0.05);
  --border-subtle: 1px solid rgba(0, 0, 0, 0.1);
  --transition-fade: opacity 0.2s ease;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: var(--text-body-weight);
  line-height: var(--text-body-line-height);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent);
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--text-h1-weight);
  color: var(--color-text-primary);
  margin-block-end: var(--space-md);
}

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

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

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

h4,
h5,
h6 {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  font-weight: var(--text-weight-semibold);
}

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

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

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
  border-inline-start: 4px solid var(--color-accent);
  font-style: italic;
}

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

figcaption {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  color: var(--color-secondary);
  margin-block-start: var(--space-xs);
}

hr {
  border: none;
  border-block-start: var(--border-subtle);
  margin-block: var(--space-lg);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-md);
}

th,
td {
  padding: var(--space-sm) var(--space-md);
  text-align: start;
  border-block-end: var(--border-subtle);
}

th {
  font-weight: var(--text-weight-semibold);
  color: var(--color-secondary);
}

label {
  display: block;
  margin-block-end: var(--space-xs);
  font-weight: var(--text-weight-semibold);
}

input,
textarea,
select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  transition: border-color 0.2s ease;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-primary);
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

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

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

.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-small);
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  font-weight: var(--text-weight-semibold);
  text-align: center;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  background-color: var(--color-accent);
  color: var(--color-text-on-accent);
}

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

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-card);
  border-block-start: 4px solid var(--color-accent);
  padding: var(--space-lg);
}

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

.surface-dark {
  background-color: var(--color-secondary);
  color: var(--color-text-on-secondary);
}

.surface-dark h1,
.surface-dark h2,
.surface-dark h3,
.surface-dark h4,
.surface-dark h5,
.surface-dark h6 {
  color: var(--color-text-on-secondary);
}

.surface-dark a {
  color: var(--color-accent);
}

.surface-dark a:hover {
  color: var(--color-text-on-secondary);
}

.surface-felt {
  background-color: var(--color-surface-accent);
  color: var(--color-text-on-surface-accent);
}

.surface-felt h1,
.surface-felt h2,
.surface-felt h3,
.surface-felt h4,
.surface-felt h5,
.surface-felt h6 {
  color: var(--color-text-on-surface-accent);
}

.surface-felt a {
  color: var(--color-accent);
}

.surface-felt a:hover {
  color: var(--color-text-on-surface-accent);
}

.eyebrow {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: var(--text-weight-semibold);
  color: var(--color-primary);
  margin-block-end: var(--space-xs);
}

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

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

.flex-wrap {
  flex-wrap: wrap;
}

.flex-column {
  flex-direction: column;
}

.flex-center {
  align-items: center;
  justify-content: center;
}

.flex-between {
  align-items: center;
  justify-content: space-between;
}

.flex-start {
  align-items: flex-start;
  justify-content: flex-start;
}

.flex-end {
  align-items: flex-end;
  justify-content: flex-end;
}

.flex-1 {
  flex: 1 1 0%;
}

.flex-auto {
  flex: 0 0 auto;
}

.flex-grow {
  flex: 1 0 auto;
}

.flex-shrink {
  flex: 0 1 auto;
}

.content-list {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: var(--space-md);
}

.content-list li {
  margin-block-end: var(--space-sm);
}

.content-list li:last-child {
  margin-block-end: 0;
}

.content-list > :last-child {
  margin-block-end: 0;
}

@media (max-width: 768px) {
  :root {
    --text-display-size: 2.5rem;
    --text-h1-size: 2rem;
    --text-h2-size: 1.75rem;
    --text-h3-size: 1.25rem;
    --container-padding: 1rem;
  }

  .container {
    padding-inline: var(--container-padding);
  }

  .card {
    padding: var(--space-md);
  }
}

@media (max-width: 480px) {
  :root {
    --text-display-size: 2rem;
    --text-h1-size: 1.75rem;
    --text-h2-size: 1.5rem;
    --text-h3-size: 1.125rem;
    --space-lg: 1rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
  }
}