/* RuntimeAI Methodology — benchmark scoring reference */

.rai-method-page {
  padding-bottom: 0.5rem;
}

.rai-method-hero {
  padding: 0.25rem 0 1.5rem;
  border-bottom: 1px solid var(--border, #e5e5e5);
  margin-bottom: 1.75rem;
}

.rai-method-hero__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}

.rai-method-hero__row .rai-lb-page__subnav {
  margin: 0;
}

.rai-method-kicker {
  margin: 0;
}

.rai-method-hero h1 {
  margin: 0 0 0.65rem;
  font-family: var(--v-font-display, "Spectral", Georgia, serif);
  font-size: clamp(1.65rem, 4vw, 2.15rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.rai-method-lead {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--muted, #525252);
  max-width: 44rem;
}

.rai-method-section {
  margin-bottom: 2.25rem;
}

.rai-method-section h2 {
  margin: 0 0 0.75rem;
  font-family: var(--v-font-display, "Spectral", Georgia, serif);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.rai-method-section-lead {
  margin: 0 0 1rem;
  color: var(--muted, #525252);
  line-height: 1.55;
}

.rai-method-subhead {
  margin: 1.25rem 0 0.5rem;
  font-size: 1rem;
  font-weight: 650;
}

.rai-method-prose {
  font-size: 0.95rem;
  line-height: 1.62;
  color: var(--text, #171717);
}

.rai-method-prose p {
  margin: 0 0 0.85rem;
}

.rai-method-prose a {
  color: var(--v-brand-teal, #1375d9);
  text-decoration: none;
  font-weight: 550;
}

.rai-method-prose a:hover {
  text-decoration: underline;
}

.rai-method-steps {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
}

.rai-method-steps li {
  margin-bottom: 0.45rem;
}

.rai-method-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .rai-method-grid {
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  }
}

.rai-method-card {
  padding: 1rem 1.1rem;
  border: 1px solid var(--border, #e5e5e5);
  border-radius: 12px;
  background: var(--surface, #fff);
}

.rai-method-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 650;
}

.rai-method-card__id {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
}

.rai-method-card__id code {
  font-size: 0.76rem;
  color: var(--muted, #525252);
}

.rai-method-card p {
  margin: 0 0 0.65rem;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--muted, #525252);
}

.rai-method-dim-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
}

.rai-method-dim-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.35rem 0;
  border-top: 1px solid color-mix(in srgb, var(--border, #e5e5e5) 70%, transparent);
}

.rai-method-dim-key {
  font-family: var(--v-font-mono, ui-monospace, monospace);
  font-size: 0.72rem;
  color: var(--muted, #737373);
}

.rai-method-formula {
  margin: 1rem 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border, #e5e5e5);
  background: color-mix(in srgb, var(--bg, #fafafa) 88%, var(--surface, #fff));
}

.rai-method-formula__label {
  margin: 0 0 0.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted, #525252);
}

.rai-method-formula__expr {
  margin: 0;
  font-family: var(--v-font-mono, ui-monospace, "SF Mono", monospace);
  font-size: 0.92rem;
}

.rai-method-phase-grid {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
}

@media (min-width: 640px) {
  .rai-method-phase-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.rai-method-phase {
  padding: 0.75rem 0.85rem;
  border-radius: 10px;
  border: 1px solid var(--border, #e5e5e5);
  background: var(--surface, #fff);
}

.rai-method-phase h3 {
  margin: 0 0 0.35rem;
  font-size: 0.88rem;
  font-weight: 650;
}

.rai-method-phase p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--muted, #525252);
}

.rai-method-metric-list {
  margin: 0;
  padding-left: 1.15rem;
}

.rai-method-metric-list li {
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.rai-method-note {
  margin-top: 1rem !important;
  padding: 0.75rem 0.9rem;
  border-left: 3px solid var(--v-brand-teal, #1375d9);
  background: color-mix(in srgb, var(--v-brand-teal, #1375d9) 6%, transparent);
  font-size: 0.88rem !important;
  color: var(--muted, #525252) !important;
}

.rai-method-links {
  display: grid;
  gap: 0.65rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border, #e5e5e5);
}

@media (min-width: 640px) {
  .rai-method-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

.rai-method-link-card {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border, #e5e5e5);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.rai-method-link-card:hover {
  border-color: var(--v-brand-teal, #1375d9);
  background: color-mix(in srgb, var(--v-brand-teal, #1375d9) 5%, var(--surface, #fff));
}

.rai-method-link-card__label {
  font-weight: 650;
  font-size: 0.95rem;
}

.rai-method-link-card__hint {
  font-size: 0.82rem;
  color: var(--v-brand-teal, #1375d9);
}

[data-theme="dark"] .rai-method-card,
[data-theme="dark"] .rai-method-phase,
[data-theme="dark"] .rai-method-link-card {
  background: var(--surface, #141414);
  border-color: var(--border, #2a2a2a);
}

[data-theme="dark"] .rai-method-formula {
  background: color-mix(in srgb, var(--surface, #141414) 92%, var(--bg, #0a0a0a));
}