:root {
  --ink: #11100e;
  --muted: #6a6660;
  --paper: #f5f5f2;
  --paper-deep: #ebe9e4;
  --line: #ddd8cf;
  --line-strong: #bdb5aa;
  --surface: #fbfaf7;
  --surface-hover: #f4f1eb;
  --accent: #b45b2a;
  --accent-dark: #7b3215;
  --accent-soft: #ead7ca;
  --radius: 8px;
  --display: "Manrope", "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255,255,255,.66), rgba(255,255,255,0) 340px),
    var(--paper);
  font-family: "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .38;
  background-image:
    linear-gradient(rgba(17,16,14,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,16,14,.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, black, transparent 70%);
  z-index: -1;
}

.shell {
  width: min(1080px, calc(100vw - 48px));
  margin: 0 auto;
}

.mono {
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
}

.top,
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  display: grid;
  grid-template-columns: minmax(24px, 1fr) minmax(0, 1080px) minmax(24px, 1fr);
  align-items: center;
  padding: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, backdrop-filter .2s ease;
}

.top > *,
.nav > * {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
}

.top > :first-child,
.nav > :first-child {
  justify-self: start;
}

.top > :last-child,
.nav > :last-child {
  justify-self: end;
}

.top.is-scrolled,
.nav.is-scrolled {
  background: rgba(245, 245, 242, 0.84);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(17, 16, 14, 0.1);
}

.top a,
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 62px;
  color: inherit;
  text-decoration: none;
}

.top a:hover,
.nav a:hover {
  color: var(--accent-dark);
}

.hero {
  padding: clamp(56px, 7vw, 86px) 0 clamp(42px, 5vw, 62px);
  border: 0;
}

h1 {
  max-width: 950px;
  margin: 14px 0 18px;
  font-family: var(--display);
  font-size: clamp(34px, calc((100vw - 72px) / 19), 56px);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.046em;
  white-space: nowrap;
}

.lead {
  width: 100%;
  max-width: 1080px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.58;
}

.tag,
.pill,
.status-tag {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  padding: 3px 9px;
  border: 1px solid rgba(17, 16, 14, 0.16);
  border-radius: 999px;
  background: rgba(251,250,247,.58);
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  vertical-align: middle;
}

section {
  padding: clamp(30px, 4.4vw, 48px) 0;
  border: 0;
  border-top: 1px solid var(--line);
}

section.grid {
  display: grid;
  grid-template-columns: minmax(160px, 230px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 56px);
  padding: clamp(30px, 4.4vw, 48px) 0;
  border: 0;
  border-top: 1px solid var(--line);
}

h2 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

section.grid h2 { margin: 0; }

section.grid.impact-section {
  grid-template-columns: 1fr;
  gap: 18px;
}

section.grid.impact-section h2 {
  margin: 0;
}

p,
li {
  margin: 0;
  color: var(--muted);
  line-height: 1.66;
}

ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.grid:not(section) {
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  padding: 18px;
  box-shadow: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.card:hover {
  border-color: rgba(17, 16, 14, .28);
  background: var(--surface-hover);
  transform: translateY(-2px);
}

.card strong {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.card p {
  font-size: 14px;
  line-height: 1.62;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.meta-item {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.meta-label {
  margin-bottom: 8px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.meta-value {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.55;
}

.media-block {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
}

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

.cover-figure {
  max-width: 860px;
  margin: 0 auto clamp(28px, 4vw, 40px);
}

.cover-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center center;
}

.cover-figure .abstract-visual {
  min-height: 0;
  aspect-ratio: 16 / 9;
}

.cover-figure .mobile-showcase {
  align-items: end;
}

.cover-figure .phone-frame {
  max-width: 250px;
}

.media-caption {
  margin: 0;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.replace-note {
  display: inline-flex;
  align-items: center;
  margin-right: 8px;
  margin-bottom: 6px;
  border: 1px solid rgba(123, 50, 21, .22);
  border-radius: 999px;
  background: rgba(180, 91, 42, .08);
  color: var(--accent-dark);
  padding: 3px 8px;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  line-height: 1.2;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.case-content {
  display: grid;
  gap: 18px;
}

.case-content p + p {
  margin-top: 10px;
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.decision-card {
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(251,250,247,.74);
  padding: 18px;
}

.decision-card h3 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: 22px;
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.decision-card p {
  font-size: 14px;
  line-height: 1.62;
}

.mobile-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

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

.phone-frame {
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  border: 1px solid rgba(17, 16, 14, .16);
  border-radius: 28px;
  background: #161514;
  padding: 10px;
  box-shadow: 0 22px 56px rgba(17, 16, 14, .12);
}

.phone-screen {
  min-height: 520px;
  border-radius: 21px;
  background: linear-gradient(180deg, #fff, #f4f1eb);
  overflow: hidden;
}

.phone-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(17, 16, 14, .08);
  padding: 14px 16px 11px;
  color: var(--ink);
  font-size: 12px;
}

.phone-dot {
  width: 38px;
  height: 5px;
  border-radius: 999px;
  background: rgba(17, 16, 14, .18);
}

.phone-content {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.phone-eyebrow {
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.phone-title {
  margin: 0;
  color: var(--ink);
  font-family: var(--display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.phone-copy {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.phone-card,
.status-list,
.admin-list {
  border: 1px solid rgba(17, 16, 14, .11);
  border-radius: 14px;
  background: rgba(255,255,255,.78);
}

.phone-card {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.phone-action {
  min-height: 44px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  font-size: 13px;
  font-weight: 600;
}

.phone-secondary {
  min-height: 40px;
  border: 1px solid rgba(17, 16, 14, .14);
  border-radius: 999px;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  font-size: 13px;
}

.status-list,
.admin-list {
  display: grid;
  overflow: hidden;
}

.status-row,
.admin-row {
  display: grid;
  gap: 5px;
  padding: 13px 14px;
  border-top: 1px solid rgba(17, 16, 14, .08);
}

.status-row:first-child,
.admin-row:first-child {
  border-top: 0;
}

.status-row strong,
.admin-row strong {
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
}

.status-row span,
.admin-row span {
  color: var(--muted);
  font-size: 12px;
}

.status-badge {
  justify-self: start;
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--accent-dark);
  background: rgba(180, 91, 42, .09);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.status-badge.complete {
  color: #40613e;
  background: rgba(83, 125, 79, .12);
}

.status-badge.waiting {
  color: #73643d;
  background: rgba(160, 132, 58, .12);
}

.entry-map {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.entry-step {
  min-height: 98px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 12px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
}

.entry-step span {
  display: block;
  margin-bottom: 12px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: .08em;
}

.prompt-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.prompt-path {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 18px;
}

.prompt-path h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.prompt-path ol {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.abstract-visual {
  display: grid;
  gap: 16px;
  min-height: 300px;
  padding: clamp(18px, 4vw, 34px);
  background:
    radial-gradient(circle at 24% 20%, rgba(180, 91, 42, .12), transparent 28%),
    linear-gradient(135deg, rgba(251, 250, 247, .92), rgba(235, 233, 228, .58));
}

.abstract-visual[data-type="handoff"] {
  grid-template-columns: minmax(180px, .8fr) minmax(220px, 1fr);
  align-items: center;
}

.abstract-visual[data-type="builder"] {
  min-height: 360px;
}

.abstract-panel,
.abstract-canvas {
  border: 1px solid rgba(17, 16, 14, .12);
  border-radius: 8px;
  background: rgba(255, 255, 255, .72);
  box-shadow: 0 18px 42px rgba(17, 16, 14, .06);
}

.abstract-panel {
  padding: 18px;
}

.abstract-label {
  margin-bottom: 12px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.abstract-line {
  height: 9px;
  margin: 9px 0;
  border-radius: 999px;
  background: rgba(17, 16, 14, .12);
}

.abstract-line.short { width: 58%; }
.abstract-line.mid { width: 76%; }

.abstract-button {
  display: inline-flex;
  margin-top: 12px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  padding: 8px 13px;
  font-size: 12px;
}

.abstract-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
}

.abstract-visual[data-type="handoff"] .abstract-flow {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.abstract-step {
  position: relative;
  min-height: 92px;
  border: 1px solid rgba(17, 16, 14, .12);
  border-radius: 8px;
  background: rgba(255,255,255,.76);
  padding: 14px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
}

.abstract-step span {
  display: block;
  margin-bottom: 13px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: .08em;
}

.abstract-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -11px;
  width: 12px;
  border-top: 1px solid rgba(17, 16, 14, .24);
}

.abstract-canvas {
  position: relative;
  min-height: 240px;
  padding: 18px;
  overflow: hidden;
}

.abstract-canvas::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 16, 14, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 16, 14, .04) 1px, transparent 1px);
  background-size: 28px 28px;
}

.abstract-node {
  position: relative;
  width: min(210px, 62%);
  margin: 0 auto 18px;
  border: 1px solid rgba(17, 16, 14, .18);
  border-radius: 8px;
  background: rgba(255,255,255,.88);
  padding: 13px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
  box-shadow: 0 10px 24px rgba(17, 16, 14, .06);
}

.abstract-node::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -19px;
  height: 18px;
  border-left: 1px solid rgba(17, 16, 14, .24);
}

.abstract-node:last-child::after {
  display: none;
}

.abstract-node small {
  display: block;
  margin-bottom: 5px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.image-pair {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 16px;
  align-items: start;
}

.image-pair.reverse {
  grid-template-columns: minmax(280px, .8fr) minmax(0, 1.2fr);
}

.image-pair.uniform {
  align-items: stretch;
}

.image-pair.uniform .media-block {
  height: 100%;
}

.image-pair.uniform .media-block img {
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-pair.uniform .abstract-visual {
  height: 100%;
  min-height: 100%;
}

.early-work-detail .cover-figure img,
.early-work-detail .image-pair.uniform .media-block img,
.early-work-detail .media-block img {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.early-work-detail .image-pair,
.early-work-detail .image-pair.uniform {
  grid-template-columns: 1fr;
}

.early-work-detail .image-pair.uniform .media-block,
.early-work-detail .image-pair.uniform .abstract-visual {
  height: auto;
  min-height: 0;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  margin-top: 4px;
}

.flow-step {
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 12px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
}

.flow-step span {
  display: block;
  margin-bottom: 12px;
  color: var(--accent-dark);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.impact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

.metric {
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(48px, 7vw, 86px);
  font-weight: 600;
  line-height: .86;
  letter-spacing: -0.065em;
}

.quote {
  border-left: 1px solid var(--line-strong);
  padding-left: clamp(18px, 3vw, 30px);
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 24px 0 56px;
  border: 0;
  border-top: 1px solid var(--line);
}

.actions.single {
  justify-content: flex-end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  gap: 10px;
  border-radius: 999px;
  border: 1px solid rgba(17, 16, 14, 0.22);
  background: rgba(251,250,247,.38);
  color: var(--ink);
  padding: 10px 14px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: border-color .2s ease, color .2s ease, background .2s ease, transform .2s ease;
}

.btn.primary {
  border-color: rgba(17, 16, 14, 0.22);
  background: rgba(251,250,247,.38);
  color: var(--ink);
}

.btn:hover,
.btn.primary:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: rgba(180, 91, 42, 0.08);
  transform: translateY(-1px);
}

.reveal {
  opacity: .94;
  transform: translateY(10px);
  transition: opacity .28s ease, transform .28s ease;
}

.reveal.show {
  opacity: 1;
  transform: none;
}

@media (max-width: 900px) {
  .shell {
    width: min(100vw - 28px, 760px);
  }

  .top,
  .nav {
    grid-template-columns: minmax(14px, 1fr) minmax(0, 760px) minmax(14px, 1fr);
  }

  h1 {
    font-size: clamp(16px, calc((100vw - 28px) / 19), 42px);
  }

  section.grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .meta-grid,
  .decision-grid,
  .mobile-showcase,
  .mobile-showcase.two,
  .entry-map,
  .prompt-paths,
  .image-pair,
  .image-pair.reverse,
  .impact-grid {
    grid-template-columns: 1fr;
  }

  .phone-screen {
    min-height: 460px;
  }

  .abstract-visual[data-type="handoff"],
  .abstract-flow {
    grid-template-columns: 1fr;
  }

  .abstract-step:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -11px;
    left: 18px;
    height: 12px;
    border-top: 0;
    border-left: 1px solid rgba(17, 16, 14, .24);
  }

  .flow-steps {
    grid-template-columns: 1fr;
  }

  .actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}