:root {
  --bg: #0c0d0c;
  --panel: #151715;
  --panel-2: #1d201d;
  --line: rgba(238, 232, 220, 0.14);
  --text: #f1ece2;
  --muted: #9d9689;
  --accent: #c66a48;
  --paper: #eee8dc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 55% 10%, rgba(198, 106, 72, 0.2), transparent 28%),
    linear-gradient(135deg, #090a09, #151713 58%, #0a0b0a);
  font-family: "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0;
  overflow-x: hidden;
}

button,
a {
  font: inherit;
}

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.boot {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 14px;
  color: var(--paper);
  background: #080908;
  overflow: hidden;
}

.boot span {
  display: block;
  font-size: clamp(72px, 16vw, 230px);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.boot small {
  justify-self: end;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.34em;
}

.app-shell {
  position: relative;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr) 360px;
  gap: 14px;
  min-height: 100vh;
  padding: 14px 14px 52px;
  overflow: hidden;
}

.backdrop-type {
  position: fixed;
  z-index: -1;
  right: -4vw;
  bottom: -3vw;
  color: rgba(255, 250, 242, 0.035);
  font-size: 31vw;
  font-weight: 950;
  letter-spacing: -0.12em;
  line-height: 0.72;
  pointer-events: none;
}

.sidebar,
.inspector,
.viewer {
  border: 1px solid var(--line);
  background: rgba(16, 18, 16, 0.82);
  backdrop-filter: blur(16px);
}

.sidebar,
.inspector {
  min-height: calc(100vh - 28px);
}

.sidebar {
  display: flex;
  flex-direction: column;
  padding: 26px;
}

.brand {
  display: inline-grid;
  gap: 2px;
  width: max-content;
}

.brand span {
  font-size: 25px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand small,
.side-copy p,
.project-card span,
.project-card small,
.viewer-top p,
.view-toggle button,
.stage-label,
.metric-grid span,
.panel-kicker,
.contact-button {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand small {
  color: var(--muted);
}

.side-copy {
  margin-top: 62px;
}

.side-copy p,
.viewer-top p,
.panel-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 800;
}

.side-copy h1 {
  margin: 0;
  font-size: 31px;
  line-height: 1.18;
  letter-spacing: 0;
}

.project-list {
  display: grid;
  gap: 10px;
  margin-top: 42px;
}

.project-card {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 4px 12px;
  width: 100%;
  padding: 18px;
  text-align: left;
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
}

.project-card:hover,
.project-card.is-active {
  background: var(--paper);
  color: #111;
}

.project-card span {
  grid-row: span 2;
  color: var(--accent);
  font-weight: 900;
}

.project-card strong {
  font-size: 15px;
}

.project-card small {
  color: var(--muted);
}

.project-card.is-active small,
.project-card:hover small {
  color: #625b51;
}

.contact-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  margin-top: auto;
  background: var(--text);
  color: #111;
  font-weight: 900;
}

.viewer {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-width: 0;
  overflow: hidden;
}

.viewer-rail {
  position: absolute;
  z-index: 5;
  top: 96px;
  right: 16px;
  bottom: 126px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  justify-items: center;
  gap: 16px;
  color: rgba(255, 250, 242, 0.62);
  writing-mode: vertical-rl;
}

.viewer-rail span {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.viewer-rail i {
  width: 1px;
  min-height: 80px;
  background: linear-gradient(transparent, var(--accent), transparent);
}

.viewer-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.viewer-top h2 {
  margin: 0;
  font-size: clamp(26px, 3vw, 46px);
  letter-spacing: 0;
}

.view-toggle {
  display: flex;
  padding: 4px;
  border: 1px solid var(--line);
}

.view-toggle button {
  min-height: 36px;
  padding: 0 13px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.view-toggle button.is-active {
  background: var(--paper);
  color: #111;
  font-weight: 900;
}

.stage {
  position: relative;
  min-height: 0;
  margin: 18px;
  overflow: hidden;
  background: #080908;
}

.stage img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: calc(100vh - 226px);
  min-height: 460px;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.35s ease;
  will-change: transform;
}

.stage[data-mode="concept"] img {
  filter: saturate(0.45) contrast(1.1) brightness(0.78);
}

.stage[data-mode="detail"] img {
  filter: contrast(1.12) saturate(1.08);
  transform: scale(1.12);
}

.scanline {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  mix-blend-mode: screen;
  opacity: 0.32;
}

.focus-grid {
  position: absolute;
  inset: 26px;
  pointer-events: none;
  border: 1px solid rgba(255, 250, 242, 0.42);
  opacity: 0.55;
}

.focus-grid::before,
.focus-grid::after {
  content: "";
  position: absolute;
  background: rgba(255, 250, 242, 0.34);
}

.focus-grid::before {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
}

.focus-grid::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.stage-label {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: flex;
  gap: 12px;
  padding: 10px 12px;
  color: #111;
  background: rgba(238, 232, 220, 0.92);
  font-weight: 900;
}

.stage-label span {
  color: var(--accent);
}

.thumb-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 0 18px 18px;
}

.thumb {
  height: 92px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  opacity: 0.56;
}

.thumb.is-active,
.thumb:hover {
  opacity: 1;
  border-color: var(--paper);
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inspector {
  padding: 22px;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.status-bar i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 24px var(--accent);
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.metric-grid div {
  min-height: 96px;
  padding: 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric-grid span {
  display: block;
  margin-bottom: 18px;
  color: var(--muted);
}

.metric-grid strong {
  font-size: 22px;
}

.panel {
  margin-top: 22px;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.panel h3 {
  margin: 0;
  font-size: 25px;
  line-height: 1.35;
}

.panel p:not(.panel-kicker),
.panel li {
  color: var(--muted);
  line-height: 1.85;
}

.panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 18px;
}

.marquee {
  position: fixed;
  z-index: 30;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: rgba(10, 11, 10, 0.88);
  color: var(--paper);
  backdrop-filter: blur(14px);
}

.marquee div {
  display: flex;
  min-width: max-content;
  animation: marquee 28s linear infinite;
}

.marquee span {
  padding: 14px 22px;
  color: rgba(255, 250, 242, 0.72);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.2em;
}

@keyframes marquee {
  to {
    transform: translateX(-100%);
  }
}

.expansion {
  padding: 84px 14px 112px;
}

.extension-head {
  display: grid;
  grid-template-columns: 0.7fr minmax(0, 1.3fr) minmax(260px, 0.8fr);
  gap: 28px;
  align-items: end;
  padding: 46px;
  border: 1px solid var(--line);
  background: rgba(16, 18, 16, 0.72);
  backdrop-filter: blur(16px);
}

.section-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.extension-head h2,
.extension-cta h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 78px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.extension-head > p:last-child,
.step-list p,
.package-list p,
.faq-list p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 14px;
  margin-top: 14px;
}

.showcase-grid article {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #080908;
}

.showcase-grid article:first-child {
  min-height: 620px;
}

.showcase-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
}

.showcase-grid article::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.72), transparent 58%);
}

.showcase-grid div {
  position: absolute;
  z-index: 1;
  left: 24px;
  right: 24px;
  bottom: 24px;
}

.showcase-grid span,
.package-list span {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.showcase-grid h3 {
  max-width: 620px;
  margin: 14px 0 0;
  font-size: clamp(28px, 3.4vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.extension-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 14px;
}

.extension-panel,
.faq-band,
.extension-cta {
  border: 1px solid var(--line);
  background: rgba(16, 18, 16, 0.82);
  backdrop-filter: blur(16px);
}

.extension-panel {
  padding: 34px;
}

.step-list {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.step-list li {
  display: grid;
  grid-template-columns: 44px minmax(120px, 0.42fr) 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.step-list span {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.step-list strong {
  font-size: 20px;
}

.package-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.package-list article {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px 18px;
  padding: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.package-list strong {
  font-size: 22px;
}

.package-list p {
  grid-column: 1 / -1;
}

.faq-band {
  display: grid;
  grid-template-columns: 0.34fr 1fr;
  gap: 28px;
  margin-top: 14px;
  padding: 34px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.faq-list summary {
  padding: 20px;
  cursor: pointer;
  font-size: 19px;
  font-weight: 800;
}

.faq-list p {
  padding: 0 20px 20px;
}

.extension-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px 34px;
  align-items: end;
  margin-top: 14px;
  padding: 48px;
}

.extension-cta p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.extension-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  background: var(--paper);
  color: #111;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.use-cases,
.before-after,
.deliverables,
.checklist {
  margin-top: 14px;
  border: 1px solid var(--line);
  background: rgba(16, 18, 16, 0.82);
  backdrop-filter: blur(16px);
}

.use-cases {
  padding: 34px;
}

.use-case-head {
  display: grid;
  grid-template-columns: 0.34fr 1fr;
  gap: 28px;
  align-items: end;
}

.use-case-head h2,
.ba-copy h2,
.checklist h2 {
  margin: 0;
  font-size: clamp(32px, 4.4vw, 68px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 34px;
  background: var(--line);
}

.use-case-grid article {
  min-height: 270px;
  padding: 24px;
  background: #101210;
}

.use-case-grid span,
.deliverable-row span {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.use-case-grid h3 {
  margin: 94px 0 16px;
  font-size: 25px;
  line-height: 1.2;
}

.use-case-grid p,
.ba-copy p,
.ba-board span,
.deliverable-row p,
.checklist li {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.before-after {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 14px;
  padding: 14px;
}

.ba-copy {
  display: grid;
  align-content: end;
  gap: 24px;
  padding: 34px;
  min-height: 500px;
  background:
    linear-gradient(0deg, rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0.08)),
    url("./assets/kominka-exterior.jpg") center / cover;
}

.ba-board {
  display: grid;
  gap: 1px;
  background: var(--line);
}

.ba-board article {
  display: grid;
  align-content: space-between;
  min-height: 160px;
  padding: 26px;
  background: #101210;
}

.ba-board strong {
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.deliverables {
  padding: 34px;
}

.deliverable-row {
  display: grid;
  grid-template-columns: 58px minmax(180px, 0.34fr) 1fr;
  gap: 22px;
  align-items: start;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.deliverable-row:first-of-type {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.deliverable-row strong {
  font-size: 24px;
  line-height: 1.2;
}

.checklist {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 34px;
  align-items: start;
  padding: 42px 34px;
}

.checklist ul {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.checklist li {
  position: relative;
  padding: 18px 0 18px 34px;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
}

.checklist li::before {
  content: "";
  position: absolute;
  top: 27px;
  left: 0;
  width: 12px;
  height: 12px;
  border: 1px solid var(--accent);
  background: rgba(198, 106, 72, 0.14);
}

.photo-viewer,
.case-notes,
.content-plan,
.comparison,
.production-timeline,
.copy-bank,
.quality-spec {
  margin-top: 14px;
  border: 1px solid var(--line);
  background: rgba(16, 18, 16, 0.82);
  backdrop-filter: blur(16px);
}

.photo-viewer {
  padding: 34px;
}

.photo-viewer-head {
  display: grid;
  grid-template-columns: 0.34fr 1fr minmax(240px, 0.45fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 28px;
}

.photo-viewer-head h2,
.content-plan h2,
.production-timeline h2,
.quality-spec h2 {
  margin: 0;
  font-size: clamp(32px, 4.4vw, 68px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.photo-viewer-head p:last-child,
.note-grid p,
.content-board p,
.comparison-grid p,
.production-timeline p,
.spec-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.photo-wall {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.photo-wall button {
  position: relative;
  display: grid;
  width: 100%;
  min-height: 68vh;
  padding: 0;
  border: 1px solid var(--line);
  background: #080908;
  cursor: zoom-in;
}

.photo-wall img {
  width: 100%;
  height: 100%;
  max-height: 78vh;
  object-fit: contain;
}

.photo-wall span {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 10px 12px;
  background: rgba(238, 232, 220, 0.92);
  color: #111;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.case-notes,
.copy-bank {
  padding: 34px;
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
}

.note-grid article {
  min-height: 330px;
  padding: 26px;
  background: #101210;
}

.note-grid span,
.content-board span,
.production-timeline span,
.spec-grid span {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.note-grid h3 {
  margin: 120px 0 16px;
  font-size: 28px;
  line-height: 1.15;
}

.content-plan,
.production-timeline,
.quality-spec {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1.2fr);
  gap: 34px;
  padding: 34px;
}

.content-board,
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
}

.content-board article,
.spec-grid article {
  min-height: 220px;
  padding: 24px;
  background: #101210;
}

.content-board strong,
.spec-grid strong {
  display: block;
  margin: 70px 0 14px;
  font-size: 24px;
  line-height: 1.15;
}

.comparison {
  padding: 14px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.comparison-grid article {
  min-height: 300px;
  display: grid;
  align-content: end;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(0deg, rgba(8, 9, 8, 0.94), rgba(8, 9, 8, 0.52)),
    url("./assets/modern-ldk.jpg") center / cover;
}

.comparison-grid article:nth-child(2) {
  background:
    linear-gradient(0deg, rgba(8, 9, 8, 0.94), rgba(8, 9, 8, 0.52)),
    url("./assets/hero.jpg") center / cover;
}

.comparison-grid article:nth-child(3) {
  background:
    linear-gradient(0deg, rgba(8, 9, 8, 0.94), rgba(8, 9, 8, 0.52)),
    url("./assets/kominka-exterior.jpg") center / cover;
}

.comparison-grid strong {
  font-size: 28px;
  line-height: 1.1;
}

.production-timeline ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.production-timeline li {
  display: grid;
  grid-template-columns: 90px minmax(120px, 0.35fr) 1fr;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.production-timeline strong {
  font-size: 21px;
}

.copy-lines {
  display: grid;
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
}

.copy-lines p {
  margin: 0;
  padding: 24px;
  background: #101210;
  font-size: clamp(24px, 3.5vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.lightbox {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: none;
  place-items: center;
  padding: 28px;
  background: rgba(4, 5, 4, 0.92);
}

.lightbox.is-open {
  display: grid;
}

.lightbox figure {
  width: min(1500px, 100%);
  margin: 0;
}

.lightbox img {
  width: 100%;
  max-height: 86vh;
  object-fit: contain;
}

.lightbox figcaption {
  margin-top: 12px;
  color: var(--paper);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lightbox-close {
  position: fixed;
  top: 18px;
  right: 18px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: #111;
  cursor: pointer;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.stage img,
.showcase-grid img {
  cursor: zoom-in;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .inspector {
    grid-column: 1 / -1;
    min-height: auto;
  }

  .extension-head,
  .showcase-grid,
  .extension-columns,
  .use-case-head,
  .use-case-grid,
  .before-after,
  .checklist,
  .photo-viewer-head,
  .note-grid,
  .content-plan,
  .comparison-grid,
  .production-timeline,
  .quality-spec,
  .faq-band,
  .extension-cta {
    grid-template-columns: 1fr;
  }

  .showcase-grid article,
  .showcase-grid article:first-child {
    min-height: 460px;
  }

  .content-board,
  .spec-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    display: block;
    padding: 0;
  }

  .backdrop-type,
  .viewer-rail {
    display: none;
  }

  .sidebar,
  .viewer,
  .inspector {
    min-height: auto;
    border-left: 0;
    border-right: 0;
  }

  .sidebar {
    padding: 22px;
  }

  .side-copy {
    margin-top: 36px;
  }

  .project-list {
    margin-top: 28px;
  }

  .contact-button {
    margin-top: 18px;
  }

  .viewer-top {
    display: grid;
    padding: 20px;
  }

  .view-toggle {
    overflow-x: auto;
  }

  .stage {
    margin: 0;
  }

  .stage img {
    min-height: 420px;
    max-height: none;
  }

  .thumb-strip {
    padding: 12px;
  }

  .thumb {
    height: 76px;
  }

  .marquee {
    position: static;
  }

  .expansion {
    padding: 14px 0 0;
  }

  .extension-head,
  .extension-panel,
  .use-cases,
  .deliverables,
  .checklist,
  .photo-viewer,
  .case-notes,
  .content-plan,
  .comparison,
  .production-timeline,
  .copy-bank,
  .quality-spec,
  .faq-band,
  .extension-cta {
    padding: 24px 22px;
    border-left: 0;
    border-right: 0;
  }

  .showcase-grid,
  .extension-columns {
    gap: 0;
    margin-top: 0;
  }

  .showcase-grid article {
    min-height: 420px;
    border-left: 0;
    border-right: 0;
  }

  .step-list li,
  .package-list article,
  .deliverable-row,
  .production-timeline li {
    grid-template-columns: 1fr;
  }

  .before-after {
    padding: 0;
    border-left: 0;
    border-right: 0;
  }

  .ba-copy {
    min-height: 420px;
    padding: 24px 22px;
  }

  .use-case-grid article {
    min-height: 230px;
  }

  .photo-wall button {
    min-height: 360px;
  }

  .note-grid article,
  .content-board article,
  .spec-grid article {
    min-height: 240px;
  }

  .extension-cta a {
    width: 100%;
  }
}