/* ============================================================
   INK SITE — Layout, chrome, page sections
   ============================================================ */

@keyframes ink-fade-in { from { opacity: 0; } to { opacity: 1; } }
body { animation: ink-fade-in 0.2s ease-out; }

.site-container {
  max-width: var(--ink-page-max);
  margin: 0 auto;
  padding-left: var(--ink-page-pad-x);
  padding-right: var(--ink-page-pad-x);
}

.site-container--narrow { max-width: 880px; }
.site-container--reading { max-width: 720px; }

/* ============================================================
   HEADER / NAV
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 245, 241, 0.86);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--ink-duration-base) var(--ink-ease), background var(--ink-duration-base) var(--ink-ease);
}
.site-header.is-scrolled { border-bottom-color: var(--ink-hairline); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink-carbon);
}
.site-brand__lockup { height: 22px; width: auto; display: block; }
.site-brand__mark { height: 22px; width: auto; }
.site-brand__type { height: 14px; width: auto; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.site-nav__link {
  font-family: var(--ink-sans);
  font-size: var(--ink-ui);
  color: var(--ink-carbon);
  text-decoration: none;
  letter-spacing: var(--ink-track-open);
  position: relative;
  padding: 8px 0;
  transition: opacity var(--ink-duration-base) var(--ink-ease);
}
.site-nav__link:hover { opacity: 0.6; }
.site-nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 4px;
  height: 1px;
  background: var(--ink-carbon);
}

.site-header__cta { display: inline-flex; align-items: center; gap: 12px; }

.site-header__menu-btn {
  display: none;
  border: 1px solid var(--ink-hairline);
  background: transparent;
  border-radius: var(--ink-radius-pill);
  height: 40px;
  padding: 0 16px;
  font-family: var(--ink-sans);
  font-size: 14px;
  letter-spacing: var(--ink-track-open);
  color: var(--ink-carbon);
  align-items: center;
  gap: 8px;
}
.site-header__menu-btn::after {
  content: "";
  width: 14px; height: 1px;
  background: var(--ink-carbon);
  box-shadow: 0 4px 0 var(--ink-carbon);
}

@media (max-width: 920px) {
  .site-nav { display: none; }
  .site-header__menu-btn { display: inline-flex; }
  .site-header__cta .ink-btn { display: none; }
}

/* Mobile menu drawer */
.site-drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--ink-paper);
  display: none;
  flex-direction: column;
  padding: 24px var(--ink-page-pad-x) 32px;
}
.site-drawer.is-open { display: flex; }
.site-drawer__top {
  display: flex; align-items: center; justify-content: space-between;
  height: 48px;
}
.site-drawer__close {
  border: 1px solid var(--ink-hairline);
  background: transparent;
  border-radius: var(--ink-radius-pill);
  height: 40px; padding: 0 16px;
  font-family: var(--ink-sans); font-size: 14px;
  color: var(--ink-carbon);
}
.site-drawer__nav {
  margin-top: 48px;
  display: flex; flex-direction: column;
  gap: 28px;
}
.site-drawer__link {
  font-family: var(--ink-serif);
  font-size: 32px;
  line-height: 1.1;
  color: var(--ink-carbon);
  text-decoration: none;
}
.site-drawer__sub {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--ink-hairline);
  display: flex; flex-direction: column; gap: 16px;
}
.site-drawer__sub a {
  font-family: var(--ink-sans);
  font-size: 15px;
  color: var(--ink-fg-muted);
  text-decoration: none;
}
.site-drawer__cta { margin-top: auto; }

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--ink-carbon);
  color: var(--ink-paper);
  margin-top: 0;
}
.site-footer__top {
  padding: 96px 0 64px;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 2.2fr 1.5fr 1.5fr 1.5fr;
  gap: 64px;
}
@media (max-width: 920px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 48px; }
}
@media (max-width: 600px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: 40px; }
  .site-footer__top { padding: 64px 0 40px; }
}

.site-footer__brand img { height: 28px; }
.site-footer__tagline {
  margin-top: 24px;
  font-family: var(--ink-serif);
  font-size: 22px;
  line-height: 1.3;
  max-width: 18ch;
  text-wrap: balance;
}
.site-footer__col h4 {
  font-family: var(--ink-sans);
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-inverse-fg-muted);
  font-weight: 400;
  margin: 0 0 20px;
}
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.site-footer__col a {
  color: var(--ink-paper);
  text-decoration: none;
  font-size: 15px;
}
.site-footer__col a:hover { color: var(--ink-inverse-fg-muted); }

.site-footer__contact { font-size: 14px; line-height: 1.6; }
.site-footer__contact div + div { margin-top: 8px; }
.site-footer__contact a { color: var(--ink-paper); text-decoration: underline; text-underline-offset: 0.15em; text-decoration-color: rgba(247,245,241,0.35); }

.site-footer__bottom {
  border-top: 1px solid var(--ink-inverse-hairline);
  padding: 32px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--ink-inverse-fg-muted);
  flex-wrap: wrap;
}
.site-footer__bottom a { color: var(--ink-inverse-fg-muted); text-decoration: none; }
.site-footer__bottom a:hover { color: var(--ink-paper); }
.site-footer__bottom-links { display: flex; gap: 24px; flex-wrap: wrap; }

.compliance-footer {
  background: var(--ink-carbon);
  color: var(--ink-inverse-fg-muted);
  padding: 0 0 32px;
}
.compliance-footer__inner {
  padding-top: 32px;
  border-top: 1px solid var(--ink-inverse-hairline);
}
.compliance-footer__text {
  font-size: 12px;
  line-height: 1.6;
  max-width: 90ch;
  letter-spacing: var(--ink-track-open);
}

/* ============================================================
   SECTIONS / PAGE SHELL
   ============================================================ */

.section {
  padding: var(--ink-space-9) 0;
}
@media (max-width: 600px) { .section { padding: 64px 0; } }
.section--tight { padding: var(--ink-space-7) 0; }
.section--statement { padding: var(--ink-space-10) 0; }
@media (max-width: 600px) { .section--statement { padding: 96px 0; } }
.section--carbon { background: var(--ink-carbon); color: var(--ink-paper); }
.section--vellum { background: var(--ink-vellum); }
.section--ledger { background: var(--ink-ledger); }

.section--carbon .ink-eyebrow { color: var(--ink-inverse-fg-muted); }
.section--carbon .ink-caption { color: var(--ink-inverse-fg-muted); }

.section-rule {
  border: 0;
  border-top: 1px solid var(--ink-hairline);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 64px;
}
.section-head--single { grid-template-columns: 1fr; max-width: 800px; }
.section-head__eyebrow { margin-bottom: 24px; }
.section-head__lede {
  font-family: var(--ink-sans);
  font-size: var(--ink-subhead);
  line-height: 1.5;
  color: var(--ink-fg-muted);
  max-width: 50ch;
  margin: 0;
}
.section--carbon .section-head__lede { color: var(--ink-inverse-fg-muted); }
@media (max-width: 800px) {
  .section-head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 48px; }
}

/* ============================================================
   HERO (default page hero)
   ============================================================ */

.hero {
  padding: var(--ink-space-9) 0 var(--ink-space-9);
}
.hero__eyebrow { margin-bottom: 24px; }
.hero__h1 { max-width: 18ch; }
.hero__h1--narrow { max-width: 14ch; }
.hero__sub {
  margin-top: 28px;
  font-family: var(--ink-sans);
  font-size: var(--ink-subhead);
  line-height: 1.5;
  color: var(--ink-fg-muted);
  max-width: 56ch;
}
.section--carbon .hero__sub { color: var(--ink-inverse-fg-muted); }
.hero__support {
  margin-top: 16px;
  font-family: var(--ink-sans);
  font-size: 14px;
  color: var(--ink-fg-muted);
}
.hero__ctas {
  margin-top: 40px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.hero__micro {
  margin-top: 20px;
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
}

/* ============================================================
   CARDS
   ============================================================ */

.card-grid { display: grid; gap: 16px; }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .card-grid--3, .card-grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .card-grid--2, .card-grid--3, .card-grid--4 { grid-template-columns: 1fr; } }

.card {
  background: var(--ink-paper);
  border-radius: var(--ink-radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border: 1px solid var(--ink-hairline);
  position: relative;
  overflow: hidden;
}
.card--vellum { background: var(--ink-vellum); border-color: transparent; }
.card--ledger { background: var(--ink-ledger); border-color: transparent; }
.card--carbon { background: var(--ink-carbon); color: var(--ink-paper); border-color: transparent; }
.card--carbon .ink-eyebrow { color: var(--ink-inverse-fg-muted); }
.card--bare { background: transparent; border: 0; padding: 0; }

.card__num {
  font-family: var(--ink-sans);
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
}
.card__title {
  font-family: var(--ink-serif);
  font-size: 24px;
  line-height: 1.2;
  margin: 0;
  text-wrap: balance;
}
.card__body {
  font-family: var(--ink-sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-fg-muted);
  margin: 0;
}
.card--carbon .card__body { color: var(--ink-inverse-fg-muted); }

/* "Weight" card — display number above title */
.weight-card { min-height: 280px; justify-content: space-between; }
.weight-card .num {
  font-family: var(--ink-serif);
  font-size: clamp(40px, 6vw, 56px);
  line-height: 1;
  color: var(--ink-carbon);
}
.weight-card--vellum .num { color: var(--ink-carbon); }
.weight-card--carbon .num { color: var(--ink-paper); }

/* ============================================================
   CTA BANDS
   ============================================================ */

.cta-band {
  padding: var(--ink-space-9) 0;
  border-top: 1px solid var(--ink-hairline);
}
.cta-band--carbon { background: var(--ink-carbon); color: var(--ink-paper); border-top: 0; }
.cta-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 64px;
  align-items: end;
}
@media (max-width: 800px) {
  .cta-band__inner { grid-template-columns: 1fr; gap: 32px; align-items: start; }
}
.cta-band__head h2 { margin: 0 0 16px; }
.cta-band__head p { margin: 0; color: var(--ink-fg-muted); font-size: 18px; max-width: 44ch; }
.cta-band--carbon .cta-band__head p { color: var(--ink-inverse-fg-muted); }
.cta-band__actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 800px) {
  .cta-band__actions { justify-content: flex-start; }
}
.cta-band__micro {
  margin-top: 28px;
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  grid-column: 1 / -1;
}
.cta-band--carbon .cta-band__micro { color: var(--ink-inverse-fg-muted); }

/* ============================================================
   FAQ ACCORDION
   ============================================================ */

.faq { display: flex; flex-direction: column; }
.faq__item {
  border-top: 1px solid var(--ink-hairline);
  padding: 0;
}
.faq__item:last-child { border-bottom: 1px solid var(--ink-hairline); }

.faq__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: transparent;
  border: 0;
  padding: 28px 0;
  text-align: left;
  font-family: var(--ink-serif);
  font-size: 22px;
  line-height: 1.3;
  color: var(--ink-carbon);
  cursor: pointer;
  text-wrap: balance;
}
.faq__icon {
  flex: none;
  width: 16px;
  height: 16px;
  position: relative;
  margin-top: 8px;
}
.faq__icon::before, .faq__icon::after {
  content: "";
  position: absolute; left: 50%; top: 50%;
  background: var(--ink-carbon);
  transition: transform var(--ink-duration-base) var(--ink-ease), opacity var(--ink-duration-base) var(--ink-ease);
}
.faq__icon::before { width: 16px; height: 1px; transform: translate(-50%, -50%); }
.faq__icon::after { width: 1px; height: 16px; transform: translate(-50%, -50%); }
.faq__item.is-open .faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }

.faq__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--ink-duration-slow) var(--ink-ease);
}
.faq__body-inner {
  padding: 0 0 28px;
  max-width: 64ch;
  color: var(--ink-fg-muted);
  font-size: 16px;
  line-height: 1.6;
}
.faq__body-inner p { margin: 0 0 12px; }
.faq__body-inner p:last-child { margin-bottom: 0; }
.faq__body-inner ul { padding-left: 18px; margin: 8px 0; }
.faq__body-inner li { margin-bottom: 4px; }

.faq__group-title {
  font-family: var(--ink-sans);
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  margin: 0 0 16px;
  padding-top: 56px;
}
.faq__group-title:first-child { padding-top: 0; }

/* ============================================================
   ARTICLE / EDUCATION TEMPLATE
   ============================================================ */

.article-shell {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 280px;
  gap: 64px;
  padding: 64px 0 96px;
  align-items: start;
}
@media (max-width: 1100px) {
  .article-shell { grid-template-columns: 200px minmax(0, 1fr); }
  .article-shell .article-rail { display: none; }
}
@media (max-width: 800px) {
  .article-shell { grid-template-columns: 1fr; gap: 32px; }
  .article-shell .article-toc { display: none; }
}

.article-toc {
  position: sticky;
  top: 96px;
  align-self: start;
}
.article-toc__title {
  font-family: var(--ink-sans);
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  margin-bottom: 16px;
}
.article-toc__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; border-left: 1px solid var(--ink-hairline); padding-left: 16px; }
.article-toc__list a {
  font-family: var(--ink-sans);
  font-size: 14px;
  color: var(--ink-fg-muted);
  text-decoration: none;
  line-height: 1.4;
  display: block;
  padding: 2px 0;
  transition: color var(--ink-duration-base) var(--ink-ease);
}
.article-toc__list a:hover, .article-toc__list a.is-active { color: var(--ink-carbon); }
.article-toc__list li.is-active { border-left: 1px solid var(--ink-carbon); margin-left: -17px; padding-left: 16px; }

.article-rail {
  position: sticky;
  top: 96px;
  align-self: start;
}
.article-rail__card {
  padding: 28px;
  background: var(--ink-vellum);
  border-radius: var(--ink-radius-md);
}
.article-rail__card h3 {
  font-family: var(--ink-serif);
  font-size: 22px;
  line-height: 1.2;
  margin: 0 0 12px;
}
.article-rail__card p {
  font-size: 14px;
  color: var(--ink-fg-muted);
  margin: 0 0 20px;
  line-height: 1.55;
}

.article-meta { margin-bottom: 28px; }
.article-meta__last-reviewed {
  font-family: var(--ink-sans);
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
}

.article-body { max-width: 64ch; }
.article-body h2 {
  font-family: var(--ink-serif);
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.15;
  font-weight: 400;
  margin: 64px 0 24px;
  text-wrap: balance;
  scroll-margin-top: 96px;
}
.article-body h2:first-child { margin-top: 0; }
.article-body h3 {
  font-family: var(--ink-serif);
  font-size: 22px;
  line-height: 1.25;
  font-weight: 400;
  margin: 40px 0 14px;
}
.article-body p {
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-carbon);
}
.article-body p.lede { font-size: 19px; line-height: 1.55; }
.article-body ul, .article-body ol { padding-left: 20px; margin: 0 0 20px; }
.article-body li { margin-bottom: 8px; font-size: 17px; line-height: 1.6; }
.article-body strong { font-weight: 400; }
.article-body a:not(.ink-btn) { color: var(--ink-binder-blue); text-decoration: underline; text-underline-offset: 0.15em; }

.definition-callout {
  margin: 32px 0;
  padding: 28px 32px;
  background: var(--ink-vellum);
  border-radius: var(--ink-radius-md);
}
.definition-callout__eyebrow {
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  margin-bottom: 12px;
}
.definition-callout p { margin: 0; font-size: 17px; line-height: 1.6; }
.definition-callout p + p { margin-top: 8px; }

.warning-callout {
  margin: 32px 0;
  padding: 24px 28px;
  border: 1px solid var(--ink-carbon);
  background: var(--ink-paper);
  border-radius: var(--ink-radius-sm);
}
.warning-callout__label {
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-carbon);
  margin-bottom: 12px;
}
.warning-callout p { margin: 0; font-size: 15px; line-height: 1.55; }

.pullquote {
  margin: 48px 0;
  font-family: var(--ink-serif);
  font-style: italic;
  font-size: 28px;
  line-height: 1.3;
  color: var(--ink-carbon);
  border-left: 1px solid var(--ink-carbon);
  padding-left: 24px;
  max-width: 32ch;
}

/* Comparison table */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0 32px;
}
@media (max-width: 600px) { .comparison { grid-template-columns: 1fr; } }
.comparison__col {
  padding: 28px;
  background: var(--ink-paper);
  border: 1px solid var(--ink-hairline);
  border-radius: var(--ink-radius-md);
}
.comparison__col h4 {
  font-family: var(--ink-serif);
  font-size: 22px;
  margin: 0 0 12px;
  font-weight: 400;
}
.comparison__col p { font-size: 15px; color: var(--ink-fg-muted); margin: 0; line-height: 1.55; }

/* Mobile TOC accordion */
.mobile-toc {
  display: none;
  border-top: 1px solid var(--ink-hairline);
  border-bottom: 1px solid var(--ink-hairline);
  margin: 32px 0;
}
@media (max-width: 800px) {
  .mobile-toc { display: block; }
}
.mobile-toc__trigger {
  width: 100%;
  background: transparent;
  border: 0;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--ink-sans);
  font-size: 14px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
}
.mobile-toc__list {
  display: none;
  list-style: none;
  padding: 0 0 20px;
  margin: 0;
  flex-direction: column;
  gap: 12px;
}
.mobile-toc.is-open .mobile-toc__list { display: flex; }
.mobile-toc__list a {
  font-family: var(--ink-sans);
  font-size: 15px;
  color: var(--ink-carbon);
  text-decoration: none;
}

/* ============================================================
   DIAGRAM / FLOW
   ============================================================ */

.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
}
@media (max-width: 920px) { .flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .flow { grid-template-columns: 1fr; } }
.flow__step {
  padding: 24px;
  border: 1px solid var(--ink-hairline);
  border-radius: var(--ink-radius-md);
  background: var(--ink-paper);
  position: relative;
}
.flow__step .num {
  font-size: 12px;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  margin-bottom: 12px;
}
.flow__step h3 {
  font-family: var(--ink-serif);
  font-size: 20px;
  line-height: 1.2;
  margin: 0 0 8px;
  font-weight: 400;
}
.flow__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-fg-muted);
}

/* Vertical stepper */
.stepper { display: flex; flex-direction: column; }
.stepper__step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--ink-hairline);
}
.stepper__step:last-child { border-bottom: 1px solid var(--ink-hairline); }
.stepper__num {
  font-family: var(--ink-serif);
  font-size: 32px;
  line-height: 1;
  color: var(--ink-carbon);
}
.stepper__title {
  font-family: var(--ink-serif);
  font-size: 26px;
  line-height: 1.25;
  margin: 0 0 12px;
  font-weight: 400;
  text-wrap: balance;
}
.stepper__body {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-fg-muted);
  margin: 0;
  max-width: 60ch;
}
.stepper__body ul { margin: 12px 0; padding-left: 20px; }
@media (max-width: 600px) {
  .stepper__step { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
}

/* ============================================================
   FIRST LIGHT decorative elements
   ============================================================ */

.first-light-block {
  background: var(--ink-first-light);
  border-radius: var(--ink-radius-md);
  aspect-ratio: 4 / 3;
}

.first-light-frame {
  background: var(--ink-first-light);
  -webkit-mask: url('../assets/logos/logomark-carbon.png') center / contain no-repeat;
          mask: url('../assets/logos/logomark-carbon.png') center / contain no-repeat;
  aspect-ratio: 1.6 / 1;
  width: 100%;
}

.gradient-band-bg {
  position: relative;
  background:
    linear-gradient(180deg,
      var(--ink-paper) 0%,
      var(--ink-paper) 55%,
      #F2C7A3 78%,
      #BAC2D5 100%);
}

/* ============================================================
   UTILS
   ============================================================ */

.u-mt-2 { margin-top: 8px; }
.u-mt-3 { margin-top: 12px; }
.u-mt-4 { margin-top: 16px; }
.u-mt-5 { margin-top: 24px; }
.u-mt-6 { margin-top: 32px; }
.u-mt-7 { margin-top: 48px; }
.u-mt-8 { margin-top: 64px; }

.u-mb-2 { margin-bottom: 8px; }
.u-mb-3 { margin-bottom: 12px; }
.u-mb-4 { margin-bottom: 16px; }
.u-mb-5 { margin-bottom: 24px; }
.u-mb-6 { margin-bottom: 32px; }
.u-mb-7 { margin-bottom: 48px; }

.u-max-prose { max-width: 60ch; }
.u-max-narrow { max-width: 44ch; }

.u-muted { color: var(--ink-fg-muted); }
.u-inv-muted { color: var(--ink-inverse-fg-muted); }

.u-flex { display: flex; }
.u-flex-col { display: flex; flex-direction: column; }
.u-gap-2 { gap: 8px; }
.u-gap-3 { gap: 12px; }
.u-gap-4 { gap: 16px; }
.u-gap-5 { gap: 24px; }

.u-prose-list { list-style: none; padding: 0; margin: 0; }
.u-prose-list li {
  padding: 16px 0;
  border-top: 1px solid var(--ink-hairline);
  font-size: 17px;
  line-height: 1.5;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
}
.u-prose-list li:last-child { border-bottom: 1px solid var(--ink-hairline); }
.u-prose-list li::before {
  content: "—";
  color: var(--ink-fg-muted);
}

.section--carbon .u-prose-list li { border-color: var(--ink-inverse-hairline); }
.section--carbon .u-prose-list li:last-child { border-bottom-color: var(--ink-inverse-hairline); }
.section--carbon .u-prose-list li::before { color: var(--ink-inverse-fg-muted); }