:root {
  --primary: #28515a;
  --accent: #a9683d;
  --bg: #f5f4ef;
  --paper: #fffefa;
  --ink: #151615;
  --muted: #62645f;
  --soft: #ded9cd;
  --line: #cfc7b8;
  --cool: #dde8e5;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  font-size: 17px;
  line-height: 1.66;
  letter-spacing: 0;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(248, 245, 238, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: min(1160px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 860;
  line-height: 1.2;
}

.brand img {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
}

.brand span {
  overflow-wrap: anywhere;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.nav a {
  color: #4a4540;
  font-size: 15px;
  font-weight: 760;
}

.nav a[aria-current="page"] {
  color: var(--accent);
}

.architecture-header {
  background: rgba(248, 245, 238, .94);
}

.architecture-header-inner {
  min-height: 88px;
}

.architecture-brand {
  gap: 14px;
}

.architecture-brand img {
  width: 40px;
  height: 40px;
}

.architecture-nav-cluster {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
  padding-left: 30px;
  border-left: 1px solid var(--line);
}

.architecture-nav {
  gap: 22px;
}

.architecture-action {
  padding: 8px 0 8px 18px;
  border-left: 1px solid var(--line);
  color: var(--accent);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 850;
}

main {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.studio-hero,
.space-hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(300px, .52fr);
  gap: 44px;
  align-items: end;
  padding: 78px 0 54px;
}

.hero-copy h1,
.space-hero-copy h1 {
  max-width: 820px;
  margin: 0;
  color: var(--ink);
  font-size: 76px;
  line-height: .96;
}

.lead {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 22px;
  line-height: 1.45;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 860;
}

.actions,
.space-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.button,
.space-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: #fff;
  font-weight: 850;
  transition: transform .16s ease, background .16s ease;
}

.button:hover,
.space-button:hover {
  transform: translateY(-1px);
  background: var(--accent);
  text-decoration: none;
}

.button.secondary,
.space-button.secondary {
  background: transparent;
  color: var(--ink);
}

.button.secondary:hover,
.space-button.secondary:hover {
  background: var(--soft);
}

.hero-media,
.space-hero-media {
  align-self: stretch;
  min-height: 430px;
  border: 1px solid var(--line);
  background: var(--cool);
  overflow: hidden;
}

.hero-media img,
.space-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.86) contrast(.98);
}

.prompt-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 30px;
  background: var(--line);
  border: 1px solid var(--line);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.prompt-stack a {
  min-height: 112px;
  padding: 22px;
  display: flex;
  align-items: end;
  background: var(--paper);
  color: var(--ink);
  font-weight: 850;
  line-height: 1.35;
}

.prompt-stack a:hover {
  background: var(--cool);
  text-decoration: none;
}

.band,
.page-title,
.split,
.contact-panel,
.article-detail,
.service-list,
.cta-section,
.quote-band {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}

.page-title {
  max-width: 920px;
}

.page-title h1,
.article-detail h1 {
  margin: 0;
  font-size: 56px;
  line-height: 1.02;
}

.page-title p,
.section-heading p,
.split p,
.service-card p,
.service-row p,
.article-row p,
.contact-panel p,
.footer p {
  color: var(--muted);
}

.section-heading {
  display: grid;
  grid-template-columns: .34fr minmax(0, .66fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 30px;
}

.section-heading h2,
.split h2,
.cta-section h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.08;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.service-card h3 {
  margin: 36px 0 12px;
  font-size: 25px;
  line-height: 1.18;
}

.service-card p:last-child {
  margin-bottom: 0;
}

.split {
  display: grid;
  grid-template-columns: .34fr minmax(0, .66fr);
  gap: 46px;
}

.split > p,
.method-split > p {
  margin: 0;
  font-size: 21px;
  line-height: 1.55;
}

.quote-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: end;
  background: var(--cool);
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: max(20px, calc((100vw - 1160px) / 2));
  padding-right: max(20px, calc((100vw - 1160px) / 2));
}

.quote-band p {
  max-width: 780px;
  margin: 0;
  font-size: 44px;
  line-height: 1.08;
}

.quote-band span {
  color: var(--muted);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
}

.service-list {
  display: grid;
  gap: 0;
}

.service-row {
  display: grid;
  grid-template-columns: .18fr minmax(0, .36fr) minmax(0, .46fr);
  gap: 28px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}

.service-row h2 {
  margin: 0;
  font-size: 30px;
  line-height: 1.16;
}

.service-row p {
  margin: 0;
  font-size: 18px;
}

.article-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.article-list.full {
  padding: 0 0 72px;
}

.article-row {
  display: grid;
  grid-template-columns: minmax(190px, .32fr) minmax(0, .68fr);
  gap: 34px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.article-thumb img,
.article-cover {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--soft);
  filter: saturate(.88);
}

.article-row-copy {
  display: grid;
  gap: 10px;
  align-content: center;
}

.article-row h3 {
  margin: 0;
  font-size: 26px;
  line-height: 1.18;
}

.article-row a {
  color: var(--ink);
  font-weight: 850;
}

.article-row p {
  margin: 0;
}

.article-date {
  margin: 0;
  color: var(--accent);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 850;
}

.article-row .article-date,
.article-detail .article-date {
  color: var(--accent);
}

.article-detail .article-date {
  margin-top: 14px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--muted);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
}

.breadcrumbs a {
  color: var(--primary);
  font-weight: 800;
}

.article-detail {
  max-width: 880px;
}

.article-detail .lead {
  color: var(--muted);
}

.article-cover {
  margin: 26px 0 8px;
}

.article-detail section {
  margin-top: 38px;
}

.article-detail h2 {
  margin: 0 0 12px;
  font-size: 32px;
}

.article-keypoints,
.related-articles {
  margin-top: 42px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.article-keypoints ul {
  margin: 0;
  padding-left: 20px;
}

.article-keypoints li {
  margin: 10px 0;
  color: #35302b;
}

.related-articles div {
  display: grid;
  gap: 10px;
}

.related-articles a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-weight: 850;
}

.article-detail p {
  color: #35302b;
}

.back-link {
  display: inline-block;
  margin-bottom: 18px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 850;
}

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 46px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.article-nav a {
  max-width: 48%;
  color: var(--primary);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 850;
}

.sitemap-links {
  display: grid;
  gap: 10px;
}

.sitemap-links p {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
}

.sitemap-links span {
  color: var(--muted);
  font-size: 14px;
}

.contact-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.contact-panel > div {
  padding-top: 22px;
  border-top: 2px solid var(--ink);
}

.contact-panel h2 {
  margin: 0 0 12px;
  font-size: 24px;
}

.cta-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.cta-copy {
  max-width: 760px;
}

.cta-copy h2 {
  margin-bottom: 10px;
}

.cta-copy p:last-child {
  color: var(--muted);
}

.footer {
  background: var(--ink);
  color: #fff;
}

.footer-inner {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 36px 0;
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.footer p {
  max-width: 620px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, .7);
}

.footer .copyright {
  margin-top: 12px;
  color: rgba(255, 255, 255, .54);
  font-size: 13px;
}

.footer-kicker {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, .52);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 12px;
  font-weight: 800;
}

.footer a {
  color: rgba(255, 255, 255, .88);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-start;
}

@media (prefers-reduced-motion: reduce) {
  .button { transition: none; }
  .button:hover { transform: none; }
}

@media (max-width: 940px) {
  .header-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .architecture-nav-cluster {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
    margin-left: 0;
    padding-left: 0;
    border-left: 0;
  }

  .architecture-action {
    padding-left: 0;
    border-left: 0;
  }

  .studio-hero,
  .space-hero,
  .prompt-stack,
  .section-heading,
  .split,
  .service-grid,
  .service-row,
  .quote-band,
  .contact-panel,
  .cta-section {
    grid-template-columns: 1fr;
  }

  .studio-hero,
  .space-hero {
    padding: 62px 0 44px;
  }

  .hero-copy h1,
  .space-hero-copy h1 {
    font-size: 52px;
  }

  .hero-media {
    min-height: 300px;
  }

  .page-title h1,
  .article-detail h1 {
    font-size: 40px;
  }

  .quote-band p {
    font-size: 34px;
  }
}

/* Page-level de-kinship: spatial project fieldnote article model. */
.space-project-fieldnote {
  width: min(1160px, calc(100% - 40px));
  margin: 48px auto 88px;
}

.space-fieldnote-head {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr);
  gap: 30px;
  align-items: end;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.space-fieldnote-head h1 {
  grid-column: 1 / -1;
  margin: 0;
  font-size: clamp(42px, 8vw, 94px);
  line-height: .92;
}

.space-fieldnote-head > p,
.space-fieldnote-head time,
.space-fieldnote-head div {
  color: var(--muted);
}

.space-fieldnote-plate {
  margin: 34px 0 0;
}

.space-fieldnote-plate img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border: 1px solid var(--line);
}

.space-fieldnote-map {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
  margin-top: 44px;
}

.space-fieldnote-map aside {
  position: sticky;
  top: 96px;
  align-self: start;
  display: grid;
  gap: 12px;
  padding-top: 12px;
  border-top: 3px solid var(--primary);
}

.space-fieldnote-sections article {
  padding-bottom: 34px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.space-fieldnote-sections span {
  color: var(--accent);
  font-size: 14px;
}

.space-fieldnote-map h2 {
  font-size: clamp(26px, 4vw, 48px);
}

.space-fieldnote-map p {
  max-width: 760px;
  color: var(--muted);
}

.space-fieldnote-footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 34px;
}

.space-fieldnote-footer section,
.space-fieldnote-footer nav {
  display: grid;
  gap: 12px;
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
}

@media (max-width: 820px) {
  .space-fieldnote-head,
  .space-fieldnote-map,
  .space-fieldnote-footer {
    grid-template-columns: 1fr;
  }

  .space-fieldnote-map aside {
    position: static;
  }
}

.space-about-studio,
.space-studio-image,
.space-about-services,
.space-service-plan,
.space-journal-grid,
.space-contact-studio,
.space-contact-routes {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}

.space-about-studio {
  display: grid;
  grid-template-columns: minmax(0, .72fr) minmax(0, .28fr);
  gap: 42px;
  align-items: end;
}

.space-about-studio h1,
.space-contact-studio h1 {
  margin: 0;
  font-size: 64px;
  line-height: .98;
}

.space-about-studio > p {
  color: var(--muted);
  font-size: 21px;
  line-height: 1.45;
}

.space-studio-image,
.space-contact-studio {
  display: grid;
  grid-template-columns: minmax(0, .58fr) minmax(0, .42fr);
  gap: 34px;
  align-items: end;
}

.space-studio-image img,
.space-contact-studio img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
}

.space-studio-image h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.08;
}

.space-about-services,
.space-journal-grid,
.space-contact-routes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.space-about-services article,
.space-service-plan article,
.space-journal-grid article,
.space-contact-routes article {
  border: 1px solid var(--line);
  background: var(--paper);
}

.space-about-services article,
.space-contact-routes article {
  padding: 24px;
}

.space-service-plan {
  display: grid;
  gap: 14px;
}

.space-service-plan article {
  display: grid;
  grid-template-columns: minmax(0, .34fr) minmax(0, .48fr) auto;
  gap: 24px;
  padding: 24px;
}

.space-service-plan span,
.space-journal-grid time,
.space-contact-routes span {
  color: var(--accent);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 13px;
  font-weight: 850;
}

.space-service-plan h2,
.space-journal-grid h2 {
  margin: 0 0 10px;
  font-size: 28px;
  line-height: 1.1;
}

.space-journal-grid article {
  overflow: hidden;
}

.space-journal-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.space-journal-grid article > div {
  padding: 22px;
}

.space-article-feature {
  max-width: none;
}

.space-feature-cover img {
  display: block;
  width: 100%;
  aspect-ratio: 18 / 8;
  object-fit: cover;
  border: 1px solid var(--line);
}

.space-feature-body {
  display: grid;
  grid-template-columns: minmax(0, .5fr) minmax(0, .5fr);
  gap: 38px;
}

.space-feature-body section {
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.space-feature-notes {
  display: grid;
  grid-template-columns: minmax(0, .48fr) minmax(0, .52fr);
  gap: 34px;
}

@media (max-width: 940px) {
  .space-about-studio,
  .space-studio-image,
  .space-about-services,
  .space-service-plan article,
  .space-journal-grid,
  .space-feature-body,
  .space-feature-notes,
  .space-contact-studio,
  .space-contact-routes {
    grid-template-columns: 1fr;
  }

  .space-about-studio h1,
  .space-contact-studio h1 {
    font-size: 42px;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  main,
  .header-inner,
  .footer-inner {
    width: min(100% - 32px, 720px);
  }

  .nav {
    gap: 12px;
  }

  .hero-copy h1 {
    font-size: 39px;
  }

  .lead,
  .split > p,
  .method-split > p {
    font-size: 18px;
  }

  .section-heading h2,
  .split h2,
  .cta-section h2 {
    font-size: 32px;
  }

  .band,
  .page-title,
  .split,
  .contact-panel,
  .article-detail,
  .service-list,
  .cta-section,
  .quote-band {
    padding-top: 50px;
    padding-bottom: 50px;
  }

  .actions,
  .article-nav {
    flex-direction: column;
  }

  .actions {
    align-items: stretch;
  }

  .article-row {
    grid-template-columns: 1fr;
  }

  .article-nav a {
    max-width: none;
  }
}

.architecture-hero {
  grid-template-columns: minmax(0, .78fr) minmax(360px, .72fr);
  align-items: stretch;
}

.architecture-hero .hero-media,
.architecture-hero .space-hero-media {
  min-height: 520px;
}

.architecture-prompts a {
  min-height: 132px;
  align-items: start;
  border-top: 4px solid var(--ink);
}

.architecture-quote {
  background: #e2ebe8;
}

.architecture-quote p {
  max-width: 860px;
}

@media (max-width: 940px) {
  .architecture-hero {
    grid-template-columns: 1fr;
  }

  .architecture-hero .hero-media,
  .architecture-hero .space-hero-media {
    min-height: 330px;
  }
}

.space-sitemap-board {
  display: grid;
  grid-template-columns: minmax(180px, .28fr) minmax(0, .72fr);
  gap: 42px;
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}

.space-sitemap-board aside {
  border-top: 3px solid var(--ink);
  padding-top: 18px;
}

.space-sitemap-board aside strong {
  display: block;
  font-size: 22px;
}

.space-sitemap-columns {
  display: grid;
  gap: 30px;
}

.space-sitemap-columns article {
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.space-sitemap-columns h2 {
  margin: 0 0 14px;
  font-size: 28px;
}

.sitemap-links p {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  align-items: baseline;
}

.sitemap-links span {
  white-space: nowrap;
}

.space-footer-board {
  display: grid;
  grid-template-columns: minmax(0, .48fr) minmax(160px, .22fr) minmax(160px, .22fr);
  align-items: start;
}

.space-footer-board .copyright {
  grid-column: 1 / -1;
}

@media (max-width: 940px) {
  .space-sitemap-board,
  .space-footer-board {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .sitemap-links p {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .architecture-header-inner {
    gap: 16px;
    padding: 18px 0 16px;
  }

  .architecture-nav-cluster {
    width: 100%;
    gap: 12px;
    padding: 12px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 0;
  }

  .architecture-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 18px;
  }

  .architecture-nav a {
    min-height: 44px;
    padding: 7px 0;
    border-bottom: 1px solid rgba(39, 37, 32, .14);
    display: flex;
    align-items: center;
  }

  .architecture-nav a:first-child {
    grid-column: 1 / -1;
    font-size: 17px;
  }

  .architecture-action {
    align-self: flex-end;
    padding: 8px 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

/* Page-level de-kinship: spatial plan rail and service planning model. */
.space-index-rail {
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.space-index-rail > * {
  min-height: 132px;
  padding: 28px;
  border-right: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.space-index-rail > *:last-child {
  border-right: 0;
}

.space-index-rail span,
.space-material-note span,
.space-plan-intro span {
  color: var(--accent);
  font-size: 12px;
  text-transform: uppercase;
}

.space-project-band .service-grid {
  grid-template-columns: 1.2fr .8fr .8fr;
}

.space-material-note {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  padding: 48px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

.space-material-note p {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 3rem);
  line-height: 1.08;
}

.space-service-plan {
  align-items: start;
}

.space-plan-intro {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 18px;
  padding: 32px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.space-plan-intro strong {
  font-size: 1.45rem;
  line-height: 1.15;
}

.space-plan-rows {
  display: grid;
  gap: 18px;
}

.space-plan-rows details {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.space-plan-rows details:last-child {
  border-bottom: 1px solid var(--line);
}

.space-plan-rows summary {
  color: var(--accent);
  cursor: pointer;
  font-weight: 850;
}

@media (max-width: 820px) {
  .space-index-rail,
  .space-material-note,
  .space-service-plan,
  .space-plan-rows details {
    grid-template-columns: 1fr;
  }

  .space-index-rail > * {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .space-plan-intro {
    position: static;
  }
}

.space-journal-board {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 30px;
  align-items: start;
}

.space-journal-board aside {
  position: sticky;
  top: 96px;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.space-journal-board aside strong {
  display: block;
  margin-bottom: 12px;
  font-size: 1.45rem;
  line-height: 1.15;
}

@media (max-width: 820px) {
  .space-journal-board {
    grid-template-columns: 1fr;
  }

  .space-journal-board aside {
    position: static;
  }
}

.space-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 860;
}

.space-lead {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 22px;
  line-height: 1.45;
}

.space-button-alt {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: transparent;
  color: var(--ink);
  font-weight: 850;
  transition: transform .16s ease, background .16s ease;
}

.space-button-alt:hover {
  background: var(--soft);
  text-decoration: none;
  transform: translateY(-1px);
}

.space-project-home,
.space-method-home,
.space-article-home {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}

.space-home-heading,
.space-method-home {
  display: grid;
  grid-template-columns: .34fr minmax(0, .66fr);
  gap: 40px;
}

.space-home-heading {
  align-items: end;
  margin-bottom: 30px;
}

.space-home-heading p,
.space-method-home p {
  color: var(--muted);
}

.space-home-heading h2,
.space-method-home h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.08;
}

.space-home-services {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.space-method-home > p {
  margin: 0;
  font-size: 21px;
  line-height: 1.55;
}

.space-home-articles {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

@media (max-width: 940px) {
  .space-home-heading,
  .space-method-home,
  .space-home-services {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .space-lead,
  .space-method-home > p {
    font-size: 18px;
  }

  .space-home-heading h2,
  .space-method-home h2 {
    font-size: 32px;
  }

  .space-project-home,
  .space-method-home,
  .space-article-home {
    padding-top: 50px;
    padding-bottom: 50px;
  }
}