:root {
  --color-canvas: #0F1117;
  --color-surface: #171A23;
  --color-surface-raised: #1F2330;
  --color-border: #2A2F3A;
  --color-border-hover: #3A404D;
  --color-text-primary: #F2F0EB;
  --color-text-secondary: #A8A49C;
  --color-accent: #D4AF7A;
  --color-accent-hover: #C09E6A;
  --color-accent-soft: #2A241C;
  --color-success: #7FB88A;
  --color-warning: #D98C6A;
  --color-focus-ring: #D4AF7A;

  --font-heading: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  --text-display-size: clamp(36px, 5vw, 56px);
  --text-display-line-height: 1.05;
  --text-display-letter-spacing: -0.02em;
  --text-display-weight: 600;

  --text-h1-size: clamp(32px, 4vw, 40px);
  --text-h1-line-height: 1.1;
  --text-h1-letter-spacing: -0.015em;
  --text-h1-weight: 600;

  --text-h2-size: clamp(24px, 3vw, 28px);
  --text-h2-line-height: 1.2;
  --text-h2-letter-spacing: -0.01em;
  --text-h2-weight: 600;

  --text-h3-size: 22px;
  --text-h3-line-height: 1.25;
  --text-h3-letter-spacing: 0;
  --text-h3-weight: 500;

  --text-h4-size: 18px;
  --text-h4-line-height: 1.3;
  --text-h4-letter-spacing: 0;
  --text-h4-weight: 600;

  --text-body-large-size: 18px;
  --text-body-large-line-height: 1.6;
  --text-body-large-letter-spacing: 0;
  --text-body-large-weight: 400;

  --text-body-size: 16px;
  --text-body-line-height: 1.65;
  --text-body-letter-spacing: 0;
  --text-body-weight: 400;

  --text-small-size: 14px;
  --text-small-line-height: 1.5;
  --text-small-letter-spacing: 0.01em;
  --text-small-weight: 400;

  --text-caption-size: 12px;
  --text-caption-line-height: 1.4;
  --text-caption-letter-spacing: 0.02em;
  --text-caption-weight: 500;

  --text-button-size: 15px;
  --text-button-line-height: 1;
  --text-button-letter-spacing: 0.02em;
  --text-button-weight: 600;

  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --container-primary-max: 1120px;
  --container-prose-max: 720px;
  --container-wide-max: 1320px;
  --container-padding-mobile: 24px;
  --container-padding-desktop: 40px;

  --radius-0: 0px;
  --radius-1: 4px;
  --radius-2: 8px;
  --radius-3: 12px;
  --radius-4: 16px;

  --border-width: 1px;
  --border-style: solid;
  --border-color: var(--color-border);

  --focus-ring-width: 2px;
  --focus-ring-style: solid;
  --focus-ring-color: var(--color-focus-ring);
  --focus-ring-offset: 2px;

  --transition-fast: 150ms ease-out;
  --transition-medium: 200ms ease-out;
}

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  font-weight: var(--text-h1-weight);
  line-height: var(--text-h1-line-height);
  letter-spacing: var(--text-h1-letter-spacing);
  margin-block-end: var(--space-5);
}

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

h2 {
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-line-height);
  letter-spacing: var(--text-h2-letter-spacing);
  font-weight: var(--text-h2-weight);
  margin-block-end: var(--space-4);
}

h3 {
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  letter-spacing: var(--text-h3-letter-spacing);
  font-weight: var(--text-h3-weight);
  margin-block-end: var(--space-4);
}

h4 {
  font-family: var(--font-body);
  font-size: var(--text-h4-size);
  line-height: var(--text-h4-line-height);
  letter-spacing: var(--text-h4-letter-spacing);
  font-weight: var(--text-h4-weight);
  margin-block-end: var(--space-3);
}

p {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  font-weight: var(--text-body-weight);
  color: var(--color-text-primary);
  margin-block-end: var(--space-5);
}

ul,
ol {
  margin-block-end: var(--space-5);
  padding-inline-start: var(--space-6);
}

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

li {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  color: var(--color-text-primary);
}

blockquote {
  font-family: var(--font-heading);
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  letter-spacing: var(--text-h3-letter-spacing);
  font-weight: var(--text-h3-weight);
  color: var(--color-text-primary);
  margin-block-end: var(--space-5);
  padding-inline-start: var(--space-5);
  border-inline-start: 2px solid var(--color-accent);
}

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

figcaption {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  letter-spacing: var(--text-caption-letter-spacing);
  font-weight: var(--text-caption-weight);
  color: var(--color-text-secondary);
  margin-block-start: var(--space-2);
}

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

img {
  border-radius: var(--radius-3);
  border: var(--border-width) var(--border-style) var(--color-border);
}

a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-text-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

button,
input,
select,
textarea {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  color: var(--color-text-primary);
  background-color: transparent;
  border: none;
  border-radius: 0;
}

button {
  cursor: pointer;
  font-size: var(--text-button-size);
  line-height: var(--text-button-line-height);
  letter-spacing: var(--text-button-letter-spacing);
  font-weight: var(--text-button-weight);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-2);
  transition: background-color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

button:active {
  transform: scale(0.98);
}

input,
select,
textarea {
  background-color: var(--color-surface);
  border: var(--border-width) var(--border-style) var(--color-border);
  border-radius: var(--radius-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-secondary);
}

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

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23A8A49C' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-inline-end: var(--space-7);
}

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

hr {
  border: none;
  border-block-start: var(--border-width) var(--border-style) var(--color-border);
  margin-block: var(--space-6);
}

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

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

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

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

.section-accent-rule {
  position: relative;
  padding-block-start: var(--space-4);
}

.section-accent-rule::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.card {
  background-color: var(--color-surface);
  border: var(--border-width) var(--border-style) var(--color-border);
  border-radius: var(--radius-3);
  padding: var(--space-5);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.card:hover {
  background-color: var(--color-surface-raised);
  border-color: var(--color-border-hover);
}

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

.card-clickable {
  cursor: pointer;
}

.card-clickable:hover {
  background-color: var(--color-surface-raised);
  border-color: var(--color-border-hover);
}

.tag {
  display: inline-block;
  background-color: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  letter-spacing: 0.08em;
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-1);
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-button-size);
  line-height: var(--text-button-line-height);
  letter-spacing: var(--text-button-letter-spacing);
  font-weight: var(--text-button-weight);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-2);
  transition: background-color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
  text-decoration: none;
  min-height: 44px;
}

.btn:hover {
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-canvas);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-canvas);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: var(--border-width) var(--border-style) var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}

.callout {
  background-color: var(--color-accent-soft);
  border-inline-start: 2px solid var(--color-accent);
  border-radius: var(--radius-2);
  padding: var(--space-4);
  margin-block-end: var(--space-5);
}

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

.score-panel {
  background-color: var(--color-surface-raised);
  border: var(--border-width) var(--border-style) var(--color-border);
  border-radius: var(--radius-3);
  padding: var(--space-5);
  text-align: center;
}

.score-panel__value {
  font-family: var(--font-heading);
  font-size: var(--text-display-size);
  line-height: var(--text-display-line-height);
  letter-spacing: var(--text-display-letter-spacing);
  font-weight: var(--text-display-weight);
  color: var(--color-text-primary);
}

.score-panel__label {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  margin-block-start: var(--space-2);
}

.score-panel__rule {
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
  margin-block: var(--space-3);
  margin-inline: auto;
}

.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;
}

.flex {
  display: flex;
  gap: var(--space-4);
}

.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 > * {
  min-width: 0;
}

.content-list {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: var(--space-5);
}

.content-list > li {
  padding-block: var(--space-3);
  border-block-end: var(--border-width) var(--border-style) var(--color-border);
}

.content-list > li:last-child {
  border-block-end: none;
  padding-block-end: 0;
}

.content-list > li:first-child {
  padding-block-start: 0;
}

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

@media (min-width: 768px) {
  .container,
  .container-wide,
  .container-prose {
    padding-inline: var(--container-padding-desktop);
  }

  .section {
    padding-block: var(--space-8);
  }
}
html, body {
  overflow-x: clip;
  max-width: 100%;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}