:root {
  --color-page: #f8f7f4;
  --color-surface: #ffffff;
  --color-muted: #efede8;
  --color-text: #242321;
  --color-soft: #5f5b54;
  --color-border: #d8d2c8;
  --color-accent: #34444b;
  --color-accent-soft: #e3e8e7;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: Arial, Helvetica, sans-serif;
  --content-wide: 1120px;
  --content-reading: 760px;
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-page);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-accent-soft);
  outline-offset: 4px;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

p:last-child {
  margin-bottom: 0;
}

.site-header {
  align-items: center;
  background: rgba(248, 247, 244, 0.96);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: 32px;
  justify-content: space-between;
  min-height: var(--header-height);
  padding: 16px clamp(20px, 5vw, 64px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-title {
  align-items: center;
  color: var(--color-text);
  display: inline-flex;
  font-family: var(--font-serif);
  font-size: 18px;
  gap: 12px;
  line-height: 1.25;
  max-width: 320px;
  text-decoration: none;
}

.site-mark {
  border: 1px solid var(--color-accent);
  display: inline-block;
  flex: 0 0 auto;
  height: 24px;
  position: relative;
  width: 24px;
}

.site-mark::after {
  background: var(--color-accent);
  content: "";
  height: 8px;
  left: 7px;
  position: absolute;
  top: 7px;
  width: 8px;
}

.site-nav,
.footer-nav {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.site-nav a,
.footer-nav a {
  color: var(--color-soft);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--color-text);
  text-decoration: underline;
}

.hero {
  border-bottom: 1px solid var(--color-border);
  padding: clamp(44px, 7vw, 76px) clamp(20px, 5vw, 64px) clamp(52px, 7vw, 82px);
}

.section {
  padding: clamp(56px, 9vw, 104px) clamp(20px, 5vw, 64px);
}

.muted-section {
  background: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
}

.section-inner {
  margin: 0 auto;
  max-width: var(--content-wide);
}

.hero-inner,
.narrow-block {
  max-width: var(--content-reading);
}

.kicker,
.section-label {
  color: var(--color-soft);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  margin-bottom: 18px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.18;
}

h1 {
  font-size: clamp(40px, 5.4vw, 60px);
  max-width: 820px;
}

h2 {
  font-size: clamp(30px, 4vw, 46px);
  margin-bottom: 22px;
}

h3 {
  font-size: 23px;
  margin-bottom: 12px;
}

.hero-copy {
  color: var(--color-soft);
  font-size: 19px;
  margin-top: 24px;
  max-width: 700px;
}

.hero-copy p {
  margin-bottom: 14px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  align-items: center;
  border: 1px solid var(--color-border);
  display: inline-flex;
  font-size: 15px;
  justify-content: center;
  line-height: 1.2;
  min-height: 46px;
  padding: 12px 18px;
  text-decoration: none;
}

.button-primary {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--color-muted);
  border-color: var(--color-accent);
  color: var(--color-text);
}

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

.button-secondary:hover,
.button-secondary:focus-visible {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-text);
}

.reading-block {
  max-width: var(--content-reading);
}

.reading-block p {
  margin-bottom: 18px;
}

.section-heading {
  margin-bottom: 34px;
  max-width: var(--content-reading);
}

.section-heading p {
  color: var(--color-soft);
  font-size: 19px;
}

.question-list {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.question-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  min-height: 212px;
  padding: clamp(22px, 4vw, 34px);
}

.question-item p {
  color: var(--color-soft);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
}

.split-section {
  display: grid;
  gap: clamp(28px, 6vw, 88px);
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.4fr);
}

.note {
  border-left: 3px solid var(--color-accent);
  color: var(--color-soft);
  font-size: 16px;
  padding-left: 18px;
}

.plain-list {
  margin: 0 0 22px 0;
  padding-left: 20px;
}

.plain-list li {
  margin-bottom: 6px;
}

.site-footer {
  align-items: flex-start;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 32px;
  justify-content: space-between;
  padding: 34px clamp(20px, 5vw, 64px);
}

.footer-title {
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 18px;
  margin-bottom: 4px;
}

.site-footer p {
  color: var(--color-soft);
  font-size: 14px;
}

@media (max-width: 860px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav,
  .footer-nav {
    gap: 10px 18px;
  }

  .question-list,
  .split-section {
    grid-template-columns: 1fr;
  }

  .question-item {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .site-header {
    position: static;
  }

  .site-title {
    font-size: 17px;
  }

  .site-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  h1 {
    font-size: 40px;
  }

  .hero-copy {
    font-size: 18px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }
}