html,
body {
  margin: 0;
  padding: 0;
  background: #ffffff;
  color: #111111;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

a {
  color: inherit;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 72px;
}

.hero {
  border-bottom: 3px solid #111111;
  padding: 12px 0 28px;
  margin-bottom: 20px;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.eyebrow,
.section-kicker,
.metric-label,
.artifact-label,
.mini-title,
.definition-key {
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.eyebrow,
.section-kicker {
  margin-bottom: 10px;
}

.hero-link {
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  font-size: 0.84rem;
  text-decoration: none;
  border: 1px solid #111111;
  padding: 6px 10px;
  margin-bottom: 10px;
}

.hero-link:hover {
  background: #111111;
  color: #ffffff;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  font-weight: 700;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  max-width: 14ch;
}

h2 {
  font-size: 1.8rem;
}

h3 {
  font-size: 1.15rem;
}

h4 {
  font-size: 1rem;
}

p {
  margin: 0 0 14px;
  max-width: 76ch;
}

.hero-subtitle {
  font-size: 1.08rem;
  max-width: 72ch;
  margin-bottom: 12px;
}

.hero-note {
  max-width: 76ch;
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  font-size: 0.9rem;
  border-top: 1px solid #111111;
  padding-top: 12px;
}

.section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid #111111;
  padding-bottom: 16px;
  margin-bottom: 20px;
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  font-size: 0.9rem;
}

.section-nav a {
  text-decoration: none;
  border: 1px solid #111111;
  padding: 8px 10px;
}

.section {
  border-top: 1px solid #111111;
  padding: 22px 0 24px;
}

.metric-grid,
.split-grid {
  display: grid;
  gap: 14px;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 20px;
}

.split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.panel,
.metric-card,
.artifact-panel,
.log-item {
  border: 1px solid #111111;
  background: #ffffff;
}

.panel,
.artifact-panel {
  padding: 16px;
}

.panel-inner {
  margin-top: 12px;
}

.metric-card {
  padding: 14px;
  min-height: 110px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.artifact-panel {
  margin-top: 18px;
}

.artifact-item + .artifact-item {
  border-top: 1px solid #111111;
  margin-top: 12px;
  padding-top: 12px;
}

.artifact-value {
  margin-top: 4px;
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  word-break: break-word;
}

.definition-table {
  display: grid;
  grid-template-columns: minmax(180px, 220px) 1fr;
  gap: 8px 16px;
}

.definition-value {
  border-bottom: 1px solid #d6d6d6;
  padding-bottom: 8px;
}

.bullet-list {
  margin: 0;
  padding-left: 18px;
}

.bullet-list li + li {
  margin-top: 8px;
}

.code-block {
  margin: 0;
  white-space: pre-wrap;
  overflow: auto;
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Courier New", monospace;
  font-size: 0.84rem;
  line-height: 1.45;
}

.mini-panel {
  border-top: 1px solid #111111;
  padding-top: 12px;
  margin-top: 12px;
}

.log-item {
  padding: 12px;
}

.log-item + .log-item {
  margin-top: 12px;
}

summary {
  cursor: pointer;
  font-weight: 700;
}

.log-grid,
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 12px;
}

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

@media (max-width: 760px) {
  .page {
    padding: 24px 16px 52px;
  }

  .metric-grid,
  .split-grid,
  .log-grid,
  .comparison-grid,
  .definition-table {
    grid-template-columns: 1fr;
  }

  .section-nav {
    gap: 8px;
  }

  .hero-meta {
    align-items: flex-start;
    flex-direction: column;
  }
}