@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

:root {
  --navy: #242834;
  --navy-soft: #303642;
  --cream: #f4f1ea;
  --paper: #fffdf7;
  --line: #dedbd2;
  --muted: #6c6f7a;
  --lime: #b6ff00;
  --violet: #7d53ff;
  --violet-soft: #cab9ff;
  --ink: #111318;
  --radius: 8px;
  --shadow: 0 24px 80px rgba(22, 24, 31, 0.16);
  --wrap: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--navy);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 32px; }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(244, 241, 234, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.nav-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand, .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--paper);
  font-size: 9px;
  line-height: 1;
  letter-spacing: 0.04em;
  text-align: center;
}
.brand-word { font-size: 14px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 600;
}
.nav-links a:hover { color: var(--violet); }
.nav-cta, .btn {
  border: 1px solid transparent;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 19px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.nav-cta, .btn-dark { background: var(--navy); color: var(--lime); }
.btn-light { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-lime { background: var(--lime); color: var(--navy); }
.btn-outline-light { background: transparent; color: var(--paper); border-color: rgba(255,255,255,0.45); }
.btn:hover, .nav-cta:hover { transform: translateY(-1px); }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 7px auto;
}
.mobile-menu {
  display: none;
  padding: 20px 32px 28px;
  border-top: 1px solid var(--line);
  background: var(--cream);
}
.mobile-menu a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 22px;
  font-weight: 700;
}
.mobile-menu .mobile-cta {
  margin-top: 18px;
  text-align: center;
  background: var(--navy);
  color: var(--lime);
  border-radius: 999px;
  border-bottom: 0;
  padding: 14px 18px;
}

.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding: 88px 0 64px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.8fr);
  gap: 60px;
  align-items: center;
}
.eyebrow {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.eyebrow.light { color: rgba(255,255,255,0.72); }
h1, h2, h3 { margin: 0; line-height: 1.05; font-weight: 700; }
h1 { max-width: 860px; font-size: 76px; }
h2 { font-size: 48px; }
h3 { font-size: 22px; }
.lede {
  margin-top: 26px;
  max-width: 700px;
  color: var(--navy);
  font-size: 21px;
}
.hero-copy > p:not(.lede) {
  margin-top: 16px;
  max-width: 640px;
  color: var(--muted);
  font-size: 17px;
}
.hero-actions {
  margin-top: 36px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-actions.centered { justify-content: center; }

.hero-panel { display: grid; gap: 14px; }
.signal-card {
  min-height: 170px;
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
}
.signal-card span {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.22em;
}
.signal-card strong { font-size: 25px; line-height: 1.1; }
.signal-east { background: var(--lime); color: var(--navy); }
.signal-cross { background: var(--navy); color: var(--paper); }
.signal-cross span { color: var(--lime); }
.signal-west { background: var(--violet); color: var(--paper); }
.signal-west span { color: var(--lime); }

.section { padding: 96px 0; }
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 32px;
  align-items: end;
  margin-bottom: 42px;
}
.section-head p { color: var(--muted); font-size: 15px; }
.split-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(340px, 0.8fr);
  gap: 56px;
  align-items: center;
}
.split-feature p {
  margin-top: 18px;
  color: rgba(255,255,255,0.76);
  font-size: 17px;
  max-width: 620px;
}
.manifesto-section { background: var(--navy); color: var(--paper); }
.manifesto-card {
  margin: 0;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-soft);
  box-shadow: 0 28px 90px rgba(0,0,0,0.24);
}
.manifesto-card img {
  width: 100%;
  aspect-ratio: 7 / 9;
  object-fit: cover;
}
.text-link {
  display: inline-flex;
  margin-top: 28px;
  color: var(--lime);
  font-weight: 800;
}

.method-section { background: var(--ink); color: var(--paper); }
.method-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 52px;
  align-items: start;
}
.method-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.method-steps div {
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 24px;
  background: rgba(255,255,255,0.06);
}
.method-steps span {
  color: var(--lime);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
}
.method-steps strong {
  display: block;
  margin-top: 18px;
  font-size: 24px;
}
.method-steps p {
  margin-top: 10px;
  color: rgba(255,255,255,0.68);
}

.room-grid, .principle-grid, .note-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.room-card, .principle, .note-card, .archive-card, .reference-card {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
}
.room-card {
  min-height: 278px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.room-card span, .note-card span, .archive-card span {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.room-card h3 { margin-top: 32px; }
.room-card p {
  margin-top: 12px;
  font-size: 14px;
  color: currentColor;
  opacity: 0.78;
}
.tone-lime { background: var(--lime); color: var(--navy); }
.tone-white { background: var(--paper); color: var(--navy); }
.tone-violet { background: var(--violet); color: var(--paper); }
.tone-navy { background: var(--navy); color: var(--paper); }

.assembly-section { background: var(--paper); }
.principle {
  padding: 26px;
  background: var(--cream);
}
.principle p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

.events-section { background: var(--paper); }
.event-list { border-top: 1px solid var(--line); }
.event-row {
  display: grid;
  grid-template-columns: 80px 1fr 300px 160px;
  gap: 20px;
  align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.event-row span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}
.event-row p { color: var(--muted); font-size: 14px; }
.event-row strong {
  justify-self: end;
  border-radius: 999px;
  background: var(--cream);
  padding: 7px 12px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.collab-panel {
  min-height: 620px;
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(36,40,52,0.95), rgba(36,40,52,0.72), rgba(36,40,52,0.32)),
    url("/assets/images/collab-room.png") center / cover;
  display: flex;
  align-items: stretch;
}
.collab-copy {
  width: min(720px, 100%);
  padding: 72px;
  color: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.collab-copy p {
  margin-top: 20px;
  color: rgba(255,255,255,0.78);
  font-size: 17px;
}
.package-row {
  margin: 32px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.package-row span {
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--paper);
  font-size: 12px;
  font-weight: 700;
}

.note-card {
  background: var(--paper);
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.note-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.note-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.note-card div { padding: 24px; }
.note-card span { color: var(--violet); }
.note-card h3 { margin-top: 16px; }

.archive-preview { padding-top: 0; }
.archive-band {
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--paper);
  padding: 58px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
}
.archive-band p {
  margin-top: 16px;
  color: rgba(255,255,255,0.72);
  max-width: 680px;
}

.final-cta {
  padding: 110px 0;
  text-align: center;
  background: var(--navy);
  color: var(--paper);
}
.final-cta h2 {
  max-width: 780px;
  margin: 0 auto;
  font-size: 60px;
}

.footer {
  background: var(--ink);
  color: var(--paper);
  padding: 70px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 42px;
}
.footer p {
  margin-top: 18px;
  color: rgba(255,255,255,0.62);
  max-width: 420px;
}
.footer h4 {
  margin: 0 0 14px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.44);
}
.footer a {
  display: block;
  margin: 8px 0;
  color: rgba(255,255,255,0.78);
}
.footer a:hover { color: var(--lime); }
.footer-bottom {
  margin-top: 54px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: rgba(255,255,255,0.46);
  font-size: 12px;
}

.sub-hero { padding: 110px 0 72px; }
.sub-hero h1 { max-width: 900px; }
.sub-hero p {
  margin-top: 24px;
  max-width: 680px;
  color: var(--muted);
  font-size: 19px;
}
.archive-manifesto {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
  gap: 48px;
  align-items: center;
}
.archive-manifesto p {
  margin-top: 18px;
  color: var(--muted);
  max-width: 560px;
}
.archive-manifesto img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.archive-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.archive-card {
  padding: 28px;
  background: var(--paper);
}
.archive-card span { color: var(--violet); }
.archive-card h2 {
  margin-top: 18px;
  font-size: 25px;
  line-height: 1.2;
}
.archive-card ul {
  margin: 22px 0 0;
  padding-left: 18px;
  color: var(--muted);
}
.archive-card li + li { margin-top: 6px; }
.archive-strip { background: var(--paper); }
.archive-strip.alt { background: var(--cream); }
.strip-grid {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 42px;
  align-items: center;
}
.strip-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
}
.strip-grid p {
  margin-top: 16px;
  color: var(--muted);
  max-width: 620px;
}
.reference-card {
  background: var(--navy);
  color: var(--paper);
  padding: 44px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}
.reference-card p {
  margin-top: 14px;
  color: rgba(255,255,255,0.72);
  max-width: 620px;
}

.split-post {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  background: var(--paper);
  position: relative;
}
.split-post::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line);
}
.split-media {
  margin: 0;
  padding: 72px;
  position: sticky;
  top: 72px;
  height: calc(100vh - 72px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.split-media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.split-caption {
  margin-top: 18px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}
.split-copy {
  padding: 92px 72px;
  max-width: 760px;
}
.split-copy h1 { font-size: 72px; }
.split-copy .lede {
  color: var(--navy);
  font-size: 21px;
}
.split-copy p {
  margin-top: 20px;
  color: var(--muted);
  font-size: 17px;
}
.split-copy a { color: var(--violet); font-weight: 800; }
.reference-list, .split-note {
  margin-top: 46px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
}
.reference-list h2, .split-note h2 { font-size: 28px; }
.reference-list ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
}
.reference-list li + li { margin-top: 8px; }

@media (max-width: 960px) {
  h1 { font-size: 56px; }
  h2 { font-size: 38px; }
  .hero { min-height: auto; }
  .hero-grid, .split-feature, .section-head, .archive-manifesto, .reference-card, .method-panel {
    grid-template-columns: 1fr;
  }
  .room-grid, .principle-grid, .note-grid, .method-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .event-row { grid-template-columns: 60px 1fr; }
  .event-row p, .event-row strong { justify-self: start; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .site-nav.menu-open .mobile-menu { display: block; }
  .collab-copy { padding: 48px; }
  .collab-panel { min-height: 560px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .split-post { grid-template-columns: 1fr; }
  .split-post::before { display: none; }
  .split-media {
    position: relative;
    top: 0;
    height: auto;
    padding: 42px 32px 0;
  }
  .split-media img { aspect-ratio: 16 / 10; }
  .split-copy { padding: 48px 32px 72px; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .nav-inner { height: 64px; }
  .brand-word { display: none; }
  h1 { font-size: 42px; }
  h2, .final-cta h2 { font-size: 34px; }
  .section { padding: 68px 0; }
  .hero { padding: 62px 0 48px; }
  .room-grid, .principle-grid, .note-grid, .archive-grid, .strip-grid, .method-steps { grid-template-columns: 1fr; }
  .collab-copy { padding: 34px 22px; }
  .collab-panel { min-height: 600px; background-position: center; }
  .archive-band { grid-template-columns: 1fr; padding: 34px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 8px; }
  .split-copy h1 { font-size: 48px; }
}