/* Required: Baseline 2021 (5-year). Enhancement: Widely available after fallback.
 * Cream field + faint hatch: alpha PNGs antialias against this, not against white.
 * See .cursor/rules/web-platform-baseline.mdc. Not IE11.
 */
:root {
  --ink: #1a2332;
  --muted: #5a6573;
  --line: #ddd6c8;
  --paper: #f4f0e8;
  --white: #fffdf8;
  --accent: #0e7c7b;
  --accent-hover: #0a5c5b;
  --night: #1a2332;
  --max: 68rem;
  --pad: 1.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background-color: #f4f0e8;
  background-image: repeating-linear-gradient(
    135deg,
    rgba(26, 35, 50, 0.04) 0,
    rgba(26, 35, 50, 0.04) 1px,
    transparent 1px,
    transparent 11px
  );
  font: 16px/1.55 system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-hover);
}

.skip {
  position: absolute;
  left: -999px;
  top: 0.5rem;
}

.skip:focus {
  left: 0.5rem;
  z-index: 2;
  background: var(--white);
  padding: 0.5rem 0.75rem;
}

.wrap {
  max-width: 68rem;
  width: calc(100% - 2.5rem);
  margin-left: auto;
  margin-right: auto;
  width: min(var(--max), 100% - 2 * var(--pad));
  margin-inline: auto;
}

body > header {
  background: var(--night);
  color: #f4f0e8;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.15rem;
  grid-gap: 0.75rem;
  gap: 0.75rem;
}

.mark {
  display: flex;
  align-items: center;
  color: #f4f0e8;
  text-decoration: none;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.mark:hover {
  color: #fff;
}

.mark-sq {
  width: 1.5rem;
  height: 1.5rem;
  margin-right: 0.65rem;
  background: var(--accent);
  border-radius: 0.2rem;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

nav li + li {
  margin-left: 1.1rem;
}

nav a {
  color: #c5cdd6;
  text-decoration: none;
  font-size: 0.92rem;
}

nav a[aria-current="page"] {
  color: #f4f0e8;
  font-weight: 600;
}

nav a:hover {
  color: #f4f0e8;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  grid-gap: 2.5rem;
  gap: 2.5rem;
  align-items: center;
  padding: 3.5rem 0 3.25rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: 1.85rem;
  font-size: clamp(1.85rem, 3vw, 2.55rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 650;
}

.lede {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 38rem;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  grid-gap: 0.75rem;
  gap: 0.75rem;
}

.hero img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.45rem;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  padding: 0.65rem 1.1rem;
  border-radius: 0.28rem;
  font-size: 0.95rem;
  font-weight: 600;
}

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

.btn-ghost {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.band {
  background: rgba(255, 253, 248, 0.72);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-block: 1px solid var(--line);
  padding: 2.75rem 0;
}

.band h2 {
  margin: 0 0 1.25rem;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 1rem;
  gap: 1rem;
}

.stat {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--white);
}

.stat strong {
  display: block;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.stat span {
  color: var(--muted);
  font-size: 0.88rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  grid-gap: 1.25rem;
  gap: 1.25rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  padding: 1.25rem 1.35rem;
}

.card h2,
.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.page {
  padding: 2.75rem 0 4rem;
}

.page h1 {
  margin: 0 0 0.75rem;
  font-size: 2rem;
  letter-spacing: -0.03em;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 2rem;
  gap: 2rem;
  align-items: start;
  margin-top: 1.5rem;
}

.split img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0.45rem;
}

.split--wide img {
  aspect-ratio: 16 / 9;
}

.prose p,
.prose li,
.prose dd {
  color: var(--muted);
  max-width: 42rem;
}

.prose h2 {
  margin: 2rem 0 0.5rem;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.prose h3 {
  margin: 1.35rem 0 0.35rem;
  font-size: 1.05rem;
  color: var(--ink);
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.notes-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.notes-list li {
  margin: 0 0 1.15rem;
  padding: 1rem 1.15rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0.4rem;
}

.notes-list a {
  font-weight: 650;
}

.notes-list p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 42rem;
}

.kicker {
  margin: 0 0 0.35rem;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 650;
}

.icon-heading {
  display: flex;
  align-items: center;
  grid-gap: 0.6rem;
  gap: 0.6rem;
}

.section-icon {
  display: inline-flex;
  flex: 0 0 2rem;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid #d8cfbe;
  border-radius: 0.55rem;
  background: linear-gradient(145deg, #fffdf8, #eee5d6);
  box-shadow: 0 0.18rem 0.45rem rgba(26, 35, 50, 0.09);
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
  font-size: 1rem;
  line-height: 1;
}

footer {
  border-top: 1px solid var(--line);
  padding: 1.35rem 0 1.85rem;
  color: var(--muted);
  font-size: 0.85rem;
  background: rgba(255, 253, 248, 0.55);
}

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  grid-gap: 0.75rem;
  gap: 0.75rem;
}

@media (max-width: 800px) {
  .hero,
  .split,
  .cards,
  .stats,
  .quotes,
  .audience {
    grid-template-columns: 1fr;
  }

  .bar {
    flex-wrap: wrap;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    padding-block: 0.75rem;
  }
}

.pill {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 650;
}

.band--dark {
  background: var(--night);
  border-color: var(--night);
  color: #e8e2d6;
}

.band--dark h2,
.band--dark strong {
  color: #fffdf8;
}

.band--dark .section-icon {
  border-color: rgba(255, 253, 248, 0.22);
  background: rgba(255, 253, 248, 0.1);
  box-shadow: none;
}

.band--dark .stat {
  background: rgba(255, 253, 248, 0.06);
  border-color: rgba(255, 253, 248, 0.18);
}

.band--dark .stat span,
.band--dark p {
  color: #c0c8d2;
}

.audience {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 1.25rem;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.audience .card p {
  margin-bottom: 0.75rem;
}

.audience .card a {
  font-weight: 650;
  font-size: 0.95rem;
}

.pullquote {
  margin: 2rem 0 0;
  padding: 1.35rem 1.5rem;
  border-left: 4px solid var(--accent);
  background: var(--white);
  border-radius: 0 0.4rem 0.4rem 0;
}

.pullquote p {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--ink);
}

.pullquote cite {
  color: var(--muted);
  font-size: 0.88rem;
  font-style: normal;
}

.cta {
  margin-top: 2.5rem;
  padding: 1.75rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
}

.cta h2 {
  margin: 0 0 0.4rem;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.cta p {
  margin: 0 0 1.1rem;
  color: var(--muted);
  max-width: 44rem;
}

.faq {
  margin-top: 1.25rem;
}

.faq details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  padding: 0.75rem 1rem;
  margin-bottom: 0.6rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 650;
  color: var(--ink);
}

.faq p {
  margin: 0.6rem 0 0;
}

.honest {
  margin-top: 1.5rem;
  padding: 1.1rem 1.25rem;
  border: 1px dashed var(--line);
  border-radius: 0.4rem;
  background: rgba(255, 253, 248, 0.6);
}

.honest p {
  margin: 0.35rem 0 0;
}

.figure-block {
  margin-top: 2.25rem;
}

.figure-block h2 {
  margin: 0 0 0.4rem;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.diagram {
  margin: 1rem 0 0;
}

.diagram img {
  width: 100%;
  height: auto;
  object-fit: contain;
  background: transparent;
}

figcaption {
  display: block;
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.quotes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 1.25rem;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

blockquote.review {
  margin: 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--white);
}

blockquote.review > .section-icon {
  margin-bottom: 0.75rem;
}

blockquote.review p {
  margin: 0 0 0.75rem;
  color: var(--ink);
}

blockquote.review footer {
  border: 0;
  padding: 0;
  font-size: 0.9rem;
  background: transparent;
}

.review-who {
  font-weight: 650;
  color: var(--ink);
}

.review-role {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.prose table {
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.92rem;
  max-width: 48rem;
  background: var(--white);
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.45rem 0.6rem;
  text-align: left;
  vertical-align: top;
}

.prose th {
  background: #ebe6dc;
  color: var(--ink);
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  grid-gap: 0.5rem;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
  padding: 0;
  list-style: none;
}

.flow li {
  flex: 1 1 8rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  padding: 0.65rem 0.75rem;
  color: var(--ink);
  font-size: 0.9rem;
}

.flow li strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--accent);
}

/* Future plans: community feature proposal. Exact labels and numbers stay in
 * HTML; generated illustrations are atmosphere, not the source of truth.
 */
.proposal-banner {
  color: #30210a;
  background: #ffd166;
  border-bottom: 0.3rem solid #d98f00;
}

.proposal-banner__inner {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  min-height: 3.8rem;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}

.proposal-banner__badge {
  flex: 0 0 auto;
  padding: 0.35rem 0.65rem;
  color: #fffdf8;
  background: #8b4e00;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.future-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 2.5rem;
  padding-top: 3.25rem;
  padding-bottom: 3.25rem;
}

.future-hero h1 {
  margin: 0 0 0.8rem;
  max-width: 15ch;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.future-hero > img,
.future-illustration > img {
  width: 100%;
  border-radius: 0.55rem;
  box-shadow: 0 1rem 2.5rem rgba(26, 35, 50, 0.13);
}

.decision-fork {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 1rem;
  margin-top: 1.4rem;
}

.decision-card {
  position: relative;
  padding: 1.3rem 1.4rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: var(--white);
}

.decision-card::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0.35rem;
  content: "";
  background: var(--accent);
}

.decision-card--dedicated::before {
  background: #d98f00;
}

.decision-card__eyebrow {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.decision-card h3 {
  margin: 0.25rem 0 0.4rem;
  font-size: 1.25rem;
}

.decision-card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.decision-card strong {
  display: inline-block;
  padding: 0.35rem 0.55rem;
  color: var(--ink);
  background: #ebe6dc;
  border-radius: 0.3rem;
  font-size: 0.82rem;
}

.decision-fork__or {
  align-self: center;
  padding: 0.45rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rfc-callout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  margin-top: 1.25rem;
  padding: 1rem 1.15rem;
  border: 1px dashed #be7d13;
  border-radius: 0.5rem;
  background: rgba(255, 209, 102, 0.2);
}

.rfc-callout strong {
  color: #704100;
}

.rfc-callout p {
  margin: 0;
  color: var(--muted);
}

.proposal-recap {
  padding-top: 0.5rem;
  padding-bottom: 4rem;
}

.proposal-recap > .prose {
  max-width: 58rem;
}

.proposal-recap__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.proposal-recap__card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-top: 0.3rem solid var(--accent);
  border-radius: 0.6rem;
  background: var(--white);
}

.proposal-recap__card:nth-child(2) {
  border-top-color: #d98f00;
}

.proposal-recap__card:nth-child(3) {
  border-top-color: #6d7885;
}

.proposal-recap__emoji {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: #e1f2ef;
  font-size: 1.25rem;
}

.proposal-recap__card h3 {
  margin: 0.15rem 0 0.45rem;
  font-size: 1.2rem;
}

.proposal-recap__card p {
  margin: 0;
  color: var(--muted);
}

.proposal-recap__card ul {
  margin: 0.85rem 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.proposal-recap__card a {
  font-size: 0.86rem;
  font-weight: 750;
}

.future-illustration {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(16rem, 0.8fr);
  align-items: center;
  gap: 2.25rem;
  margin-top: 1.4rem;
}

.paired-routes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin: 1.1rem 0;
}

.paired-routes > div {
  position: relative;
  padding: 1rem;
  border: 1px solid #b7d5d2;
  border-radius: 0.45rem;
  background: #f2fbf9;
}

.paired-routes > div + div {
  border-color: #e8c678;
  background: #fff8e8;
}

.paired-routes span,
.paired-routes small {
  display: block;
  color: var(--muted);
  font-size: 0.73rem;
}

.paired-routes strong {
  display: block;
  margin: 0.15rem 0;
  font-size: 1.15rem;
}

.route-capacity {
  margin: 1.5rem 0;
  padding: 1.15rem;
  border: 2px solid #26364b;
  border-radius: 0.7rem;
  background: #f4f0e8;
}

.route-capacity__image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.5rem;
}

.slot-object {
  margin-top: 1.5rem;
  padding: 1.15rem;
  border: 2px solid #26364b;
  border-radius: 0.7rem;
  background: #e9eee9;
  box-shadow: inset 0 0 0 0.3rem rgba(255, 253, 248, 0.55);
}

.slot-object__head {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.slot-object__head > div {
  padding: 0.65rem 0.8rem;
  border-radius: 0.4rem;
  background: var(--white);
}

.slot-object__head span,
.slot-object__head strong {
  display: block;
}

.slot-object__head span {
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.slot-object__head strong {
  margin-top: 0.1rem;
  font-size: 1rem;
}

.slot-meter {
  height: 0.55rem;
  margin-bottom: 0.9rem;
  overflow: hidden;
  border-radius: 999px;
  background: #cdd5d1;
}

.slot-meter span {
  display: block;
  height: 100%;
  background: var(--accent);
}

.slot-grid {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.slot {
  min-height: 3.6rem;
  padding: 0.35rem;
  border: 1px solid #9db7b3;
  border-radius: 0.3rem;
  background: #d7efeb;
  text-align: center;
}

.slot span,
.slot small {
  display: block;
}

.slot span {
  font-weight: 750;
}

.slot small {
  margin-top: 0.18rem;
  color: #41635e;
  font-size: 0.58rem;
  line-height: 1.15;
}

.slot--vacant {
  border: 2px dashed #bd790a;
  background: linear-gradient(90deg, #f2fbf9 0 50%, #fff8e8 50% 100%);
}

.slot--vacant small {
  color: #754b07;
}

.slot--live-only {
  border-color: #d39a43;
  background: linear-gradient(90deg, #b7e2dc 0 50%, #fff8e8 50% 100%);
}

.slot--live-only small {
  color: #6f561d;
}

.slot--preview-only {
  border-color: #41958c;
  background: linear-gradient(90deg, #f2fbf9 0 50%, #f4d9a6 50% 100%);
}

.slot--preview-only small {
  color: #5c531e;
}

.slot-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.legend-swatch {
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
  margin-right: 0.35rem;
  border: 1px solid #9db7b3;
  border-radius: 0.15rem;
  vertical-align: -0.1rem;
}

.legend-swatch--occupied {
  background: #d7efeb;
}

.legend-swatch--live-only {
  border-color: #d39a43;
  background: linear-gradient(90deg, #b7e2dc 0 50%, #fff8e8 50% 100%);
}

.legend-swatch--preview-only {
  border-color: #41958c;
  background: linear-gradient(90deg, #f2fbf9 0 50%, #f4d9a6 50% 100%);
}

.legend-swatch--vacant {
  border: 2px dashed #bd790a;
  background: linear-gradient(90deg, #f2fbf9 0 50%, #fff8e8 50% 100%);
}

.reuse-flow {
  margin: 0;
  padding: 0;
  list-style: none;
}

.reuse-flow li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  align-items: start;
  gap: 0.7rem;
  margin-bottom: 0.7rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--white);
}

.reuse-flow li > span {
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  color: var(--white);
  background: var(--accent);
  border-radius: 50%;
  font-weight: 750;
}

.reuse-flow strong,
.reuse-flow small {
  display: block;
}

.reuse-flow small {
  margin-top: 0.15rem;
  color: var(--muted);
}

.basic-mix {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.25rem 0 0;
}

.basic-mix article {
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--white);
}

.basic-mix strong,
.basic-mix span,
.basic-mix small {
  display: block;
}

.basic-mix strong {
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.basic-mix span {
  margin-top: 0.2rem;
  font-weight: 650;
}

.basic-mix small {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.packing-reuse {
  margin-top: 1.75rem;
}

.packing-reuse h3 {
  margin: 0.15rem 0 0.85rem;
  font-size: 1.3rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.migration-diagram {
  margin-bottom: 0;
}

.migration-phases {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.migration-phase {
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: var(--white);
}

.migration-phase header {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  align-items: center;
  gap: 1rem;
  margin: 0 0 1.1rem;
}

.migration-phase header > span {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  color: var(--white);
  background: var(--accent);
  border-radius: 50%;
  font-weight: 750;
}

.migration-phase header .kicker {
  margin: 0 0 0.4rem;
  line-height: 1.3;
}

.migration-phase header h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.35;
}

.migration-phase__details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.migration-phase__details strong,
.migration-phase__details p {
  display: block;
}

.migration-phase__details p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.reserved-rule-budget {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: #f4f0e8;
}

.reserved-rule-budget h3,
.rule-example-intro h3 {
  margin: 0.15rem 0 0.45rem;
  font-size: 1.3rem;
}

.reserved-rule-budget p,
.rule-example-intro p {
  color: var(--muted);
}

.quota-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 1rem;
}

.quota-strip > div {
  padding: 0.9rem;
  border-radius: 0.45rem;
  color: #fffdf8;
  background: var(--night);
}

.quota-strip strong,
.quota-strip span {
  display: block;
}

.quota-strip strong {
  color: #7fe0d9;
  font-size: 1.35rem;
}

.quota-strip span {
  margin-top: 0.15rem;
  color: #d4d9df;
  font-size: 0.75rem;
}

.environment-rule-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.environment-rule-map > div {
  padding: 0.75rem;
  border: 1px solid #b7d5d2;
  border-radius: 0.4rem;
  background: var(--white);
}

.environment-rule-map strong,
.environment-rule-map span {
  display: block;
}

.environment-rule-map strong {
  color: var(--accent);
}

.environment-rule-map span {
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.reserved-rule-budget .source-note {
  margin: 1rem 0 0;
  font-size: 0.78rem;
}

.rule-example-intro {
  margin-top: 1.7rem;
}

.rule-example-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.rule-example-grid article {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 0.7rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--white);
}

.rule-example-grid article > span {
  grid-row: 1 / span 3;
  font-size: 1.3rem;
}

.rule-example-grid h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.rule-example-grid p {
  margin: 0.15rem 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.rule-paths {
  display: grid;
  grid-template-columns: 1fr 1fr repeat(3, 0.8fr);
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.4rem;
  padding: 1rem;
  border-radius: 0.55rem;
  background: var(--night);
}

.rule-paths > div {
  padding: 0.75rem;
  border: 1px solid rgba(255, 253, 248, 0.25);
  border-radius: 0.35rem;
  color: #fffdf8;
  background: rgba(255, 253, 248, 0.08);
  text-align: center;
}

.rule-paths__gate {
  box-shadow: inset 0 0 0 2px #24b5ad;
}

.rule-paths__result strong,
.rule-paths__result span {
  display: block;
}

.rule-paths__result span {
  color: #c0c8d2;
  font-size: 0.72rem;
}

.vote-notice {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin: 1rem 0;
  padding: 0.8rem 1rem;
  border-left: 0.3rem solid #d98f00;
  background: #fff4d8;
}

.vote-notice span {
  color: var(--muted);
  font-size: 0.88rem;
}

.topic-branch {
  border-radius: 0.55rem;
}

.topic-branch > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1rem;
  border: 1px solid #b7d5d2;
  border-radius: 0.55rem;
  background: #edf8f6;
  cursor: pointer;
  list-style: none;
}

.topic-branch > summary::-webkit-details-marker {
  display: none;
}

.topic-branch > summary:hover {
  border-color: var(--accent);
  background: #e1f2ef;
}

.topic-branch > summary:focus-visible {
  outline: 3px solid rgba(36, 181, 173, 0.35);
  outline-offset: 2px;
}

.topic-branch > summary strong,
.topic-branch > summary small {
  display: block;
}

.topic-branch > summary small {
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 400;
}

.topic-branch__emoji {
  font-size: 1.35rem;
}

.topic-branch__count {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-align: right;
  text-transform: uppercase;
}

.topic-branch__count::after {
  display: inline-block;
  margin-left: 0.45rem;
  color: var(--accent);
  content: "−";
  font-size: 1rem;
}

.topic-branch:not([open]) .topic-branch__count::after {
  content: "+";
}

.topic-branch > .topic-card {
  margin-top: 0.65rem;
}

.topic-tree,
.topic-tree ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.topic-tree ol {
  position: relative;
  margin-left: 2rem;
  padding-left: 1.35rem;
  border-left: 2px solid #c8c2b7;
}

.topic-tree li {
  position: relative;
  margin: 0.65rem 0;
}

.topic-tree ol > li::before {
  position: absolute;
  top: 2rem;
  left: -1.35rem;
  width: 1.05rem;
  border-top: 2px solid #c8c2b7;
  content: "";
}

.topic-card {
  display: grid;
  grid-template-columns: 3.25rem 1fr;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--white);
  scroll-margin-top: 1rem;
}

.topic-card--root {
  border-width: 2px;
  border-color: #7ab5b0;
  background: #f4fbfa;
}

.topic-card h3 {
  margin: 0;
  font-size: 1rem;
}

.topic-card h3 a {
  color: var(--ink);
  text-decoration: none;
}

.topic-card h3 a:hover {
  color: var(--accent);
}

.topic-card p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.topic-card .topic-card__meta {
  margin: 0 0 0.1rem;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.vote-box {
  display: grid;
  grid-template-rows: 1.65rem 1.7rem 1.65rem;
  justify-items: center;
  align-items: center;
  width: 3rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: #f4f0e8;
}

.vote-box output {
  font-size: 0.85rem;
  font-weight: 750;
}

.vote-button {
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  color: #68727e;
  background: transparent;
  cursor: pointer;
  font-size: 0.8rem;
}

.vote-button:hover,
.vote-button:focus-visible {
  color: var(--accent);
  background: #e1f2ef;
}

.vote-button[aria-pressed="true"].vote-button--up {
  color: #fff;
  background: var(--accent);
}

.vote-button[aria-pressed="true"].vote-button--down {
  color: #fff;
  background: #b85c38;
}

.question-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.future-home-teaser {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(18rem, 0.7fr);
  align-items: center;
  gap: 2rem;
}

.future-home-teaser h2 {
  font-size: 1.35rem;
}

.future-home-teaser p {
  max-width: 44rem;
  color: var(--muted);
}

.future-home-teaser__map {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: var(--white);
}

.future-home-teaser__map span {
  padding: 0.8rem;
  border-radius: 0.4rem;
  background: #e6f6f3;
  text-align: center;
}

.future-home-teaser__map span:last-child {
  background: #fff4d8;
}

.future-home-teaser__map strong,
.future-home-teaser__map small {
  display: block;
}

.future-home-teaser__map small {
  margin-top: 0.15rem;
  color: var(--muted);
}

.future-home-teaser__map i {
  color: var(--muted);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 750;
  text-align: center;
}

@media (max-width: 800px) {
  .future-hero,
  .future-illustration,
  .decision-fork,
  .rfc-callout,
  .proposal-recap__grid,
  .future-home-teaser {
    grid-template-columns: 1fr;
  }

  .decision-fork__or {
    justify-self: center;
  }

  .future-home-teaser__map {
    grid-template-columns: 1fr;
  }

  .slot-object__head {
    grid-template-columns: 1fr;
  }

  .slot-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .basic-mix,
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .migration-phase__details,
  .quota-strip,
  .environment-rule-map,
  .rule-example-grid {
    grid-template-columns: 1fr;
  }

  .rule-paths,
  .question-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 34rem) {
  .proposal-banner__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .paired-routes {
    grid-template-columns: 1fr;
  }

  .basic-mix,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .slot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topic-tree ol {
    margin-left: 0.65rem;
    padding-left: 0.8rem;
  }

  .topic-tree ol > li::before {
    left: -0.8rem;
    width: 0.6rem;
  }

  .topic-card {
    grid-template-columns: 2.8rem 1fr;
    padding: 0.75rem;
  }

  .topic-branch > summary {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .topic-branch__count {
    grid-column: 2;
    text-align: left;
  }

  .vote-box {
    width: 2.6rem;
  }
}