:root {
  --color-walnut: #4E3629;
  --color-cream: #F5F0E6;
  --color-burgundy: #6B1F2A;
  --color-forest: #1F3D2B;
  --color-walnut-light: #6B4A3A;
  --color-cream-dark: #3A2E2A;

  --color-background: var(--color-walnut);
  --color-foreground: var(--color-cream);
  --color-accent: var(--color-burgundy);
  --color-accent-secondary: var(--color-forest);
  --color-surface: var(--color-walnut-light);
  --color-text-on-light: var(--color-cream-dark);

  --font-heading: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", "Segoe UI", Arial, sans-serif;

  --text-display-size: clamp(2.5rem, 5vw + 1rem, 3rem);
  --text-h1-size: clamp(1.75rem, 3vw + 0.5rem, 2.25rem);
  --text-h2-size: clamp(1.5rem, 2.5vw + 0.25rem, 1.75rem);
  --text-h3-size: clamp(1.25rem, 2vw + 0.125rem, 1.375rem);
  --text-body-size: 1rem;
  --text-small-size: 0.875rem;

  --text-display-line-height: 1.1;
  --text-h1-line-height: 1.2;
  --text-h2-line-height: 1.3;
  --text-h3-line-height: 1.4;
  --text-body-line-height: 1.6;
  --text-small-line-height: 1.5;

  --text-display-weight: 700;
  --text-h1-weight: 700;
  --text-h2-weight: 600;
  --text-h3-weight: 600;
  --text-body-weight: 400;
  --text-small-weight: 400;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-xxl: 3rem;
  --space-xxxl: 4rem;

  --container-max-width: 1200px;
  --container-padding: 1.5rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --border-width: 1px;
  --border-color: rgba(0, 0, 0, 0.12);

  --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.12);

  --transition-duration: 0.3s;
  --transition-ease: ease;

  --focus-outline-width: 2px;
  --focus-outline-color: var(--color-burgundy);
}

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-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-foreground);
  background-color: var(--color-background);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: inherit;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
  text-wrap: balance;
}

h1 {
  font-size: var(--text-h1-size);
  line-height: var(--text-h1-line-height);
  font-weight: var(--text-h1-weight);
  margin-block-end: var(--space-lg);
}

h2 {
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-line-height);
  font-weight: var(--text-h2-weight);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  font-weight: var(--text-h3-weight);
  margin-block-end: var(--space-md);
}

h4,
h5,
h6 {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  font-weight: 600;
  margin-block-end: var(--space-sm);
}

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

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

ul,
ol {
  margin-block-end: var(--space-md);
  padding-inline-start: 1.5rem;
}

ul:last-child,
ol:last-child {
  margin-block-end: 0;
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
  border-inline-start: 3px solid var(--color-accent);
  font-style: italic;
  color: var(--color-foreground);
}

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

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

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

figcaption {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  color: var(--color-foreground);
  opacity: 0.8;
  margin-block-start: var(--space-xs);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-duration) var(--transition-ease),
    text-decoration-color var(--transition-duration) var(--transition-ease);
  text-decoration-color: transparent;
  text-underline-offset: 0.2em;
}

a:hover,
a:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
}

a:focus-visible {
  outline: var(--focus-outline-width) solid var(--focus-outline-color);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

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;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

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

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

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

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

th,
td {
  padding: var(--space-sm) var(--space-md);
  text-align: start;
  border-bottom: var(--border-width) solid var(--border-color);
}

th {
  font-weight: 600;
  font-family: var(--font-heading);
}

hr {
  border: none;
  border-top: var(--border-width) solid var(--border-color);
  margin-block: var(--space-lg);
}

code,
pre,
kbd,
samp {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
}

pre {
  overflow-x: auto;
  padding: var(--space-md);
  background-color: rgba(0, 0, 0, 0.15);
  border-radius: var(--radius-md);
  margin-block-end: var(--space-md);
}

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

.container {
  width: 100%;
  max-width: var(--container-max-width);
  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-width: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-accent);
  color: var(--color-cream);
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition-duration) var(--transition-ease);
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-accent);
  color: var(--color-cream);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: 600;
  line-height: 1.4;
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-duration) var(--transition-ease),
    box-shadow var(--transition-duration) var(--transition-ease),
    border-color var(--transition-duration) var(--transition-ease),
    color var(--transition-duration) var(--transition-ease);
  min-height: 44px;
}

.btn:hover,
.btn:focus-visible {
  background-color: color-mix(in srgb, var(--color-accent) 85%, black);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
  color: var(--color-cream);
}

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

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

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background-color: var(--color-accent);
  color: var(--color-cream);
  border-color: var(--color-accent);
}

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

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-cream);
  color: var(--color-walnut);
  border-color: var(--color-cream);
}

.card {
  background-color: var(--color-cream);
  color: var(--color-text-on-light);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: box-shadow var(--transition-duration) var(--transition-ease),
    border-color var(--transition-duration) var(--transition-ease),
    transform var(--transition-duration) var(--transition-ease);
}

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

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

.panel {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

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

.surface-dark {
  background-color: var(--color-walnut);
  color: var(--color-cream);
}

.surface-light {
  background-color: var(--color-cream);
  color: var(--color-text-on-light);
}

.surface-forest {
  background-color: var(--color-forest);
  color: var(--color-cream);
}

.text-display {
  font-family: var(--font-heading);
  font-size: var(--text-display-size);
  line-height: var(--text-display-line-height);
  font-weight: var(--text-display-weight);
  letter-spacing: -0.01em;
  margin-block-end: var(--space-lg);
}

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

.text-small {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
}

.text-accent {
  color: var(--color-accent);
}

.text-muted {
  opacity: 0.75;
}

.flex {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  min-width: 0;
}

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

.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;
}

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

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

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

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

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

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

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

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

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

.grid {
  display: grid;
  gap: var(--space-lg);
  min-width: 0;
}

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

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

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

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

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

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

.grid--gap-xxl {
  gap: var(--space-xxl);
}

@media (max-width: 1024px) {
  .grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  :root {
    --container-padding: 1rem;
  }
}