/* ============================================
   DSPURY.COM - Editorial Catalog Interface
   ============================================ */

:root {
  color-scheme: light;
  /* E-ink reader palette: flat neutral grays, charcoal ink, no color. */
  --paper: #e3e2de;
  --paper-strong: #e3e2de;
  --paper-soft: #e3e2de;
  --ink: #5c5b56;
  --ink-strong: #4a4944;
  --muted: #94938d;
  --line: rgba(74, 73, 68, 0.14);
  --line-strong: rgba(74, 73, 68, 0.26);
  --accent: #4a4944;
  --accent-soft: rgba(74, 73, 68, 0.06);
  --accent-glow: rgba(74, 73, 68, 0.18);
  --shadow: rgba(74, 73, 68, 0.04);
  --label-bg: rgba(227, 226, 222, 0.85);
  --matrix-dot: 70, 70, 66;
  --font-ui: "IBM Plex Sans", "Helvetica Neue", system-ui, sans-serif;
  --font-display: "Inter", "Helvetica Neue", system-ui, sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --paper: #0a0a0a;
  --paper-strong: #111111;
  --paper-soft: #161616;
  --ink: #f0f0f0;
  --ink-strong: #ffffff;
  --muted: #8b8b8b;
  --line: rgba(240, 240, 240, 0.12);
  --line-strong: rgba(240, 240, 240, 0.22);
  --accent: #0066ff;
  --accent-soft: rgba(0, 102, 255, 0.12);
  --accent-glow: rgba(0, 102, 255, 0.45);
  --shadow: rgba(0, 0, 0, 0.4);
  --label-bg: rgba(10, 10, 10, 0.72);
  --matrix-dot: 190, 195, 205;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  min-height: 100svh;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Paper-fleck texture over both themes; scanlines only over dark. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='280'%3E%3Cfilter id='s'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.14' numOctaves='3' seed='11' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.48 0 0 0 0 0.47 0 0 0 0 0.44 0 0 0 1 0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='discrete' tableValues='0 0 0 0 0 0 0 0 0.5 0.9'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23s)'/%3E%3C/svg%3E") repeat;
  background-size: 280px 280px;
  opacity: 0.28;
}

[data-theme="dark"] body::after {
  opacity: 0.14;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 2001;
  pointer-events: none;
  background: transparent;
}

[data-theme="dark"] body::before {
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.024) 0,
    rgba(255, 255, 255, 0.024) 1px,
    transparent 1px,
    transparent 3px
  );
}

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

button {
  border-radius: 0;
  font: inherit;
}

::selection {
  background: var(--accent);
  color: #fff;
}

.catalog-app {
  position: relative;
  height: 100svh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: clamp(294px, 22.7vw, 306px) minmax(620px, 1fr) minmax(0, 0);
  grid-template-rows: minmax(0, 1fr) auto;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  box-shadow: 0 20px 60px var(--shadow);
  overflow: hidden;
  transition: grid-template-columns 0.3s ease;
}

.catalog-app.has-selection {
  grid-template-columns: clamp(52px, 4.2vw, 62px) minmax(500px, 1fr) minmax(360px, 31vw);
}

.catalog-app.is-expanded {
  grid-template-columns: clamp(72px, 6.3vw, 94px) minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
}

.catalog-masthead {
  position: relative;
  isolation: isolate;
  grid-column: 1;
  grid-row: 1 / 3;
  min-height: 0;
  height: 100%;
  padding: 0;
  border-right: 1px solid var(--line-strong);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 1.2rem;
  background: var(--paper);
}

.rail-matrix {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.92;
  pointer-events: none;
}

.catalog-code,
.catalog-name,
.catalog-role,
.rail-back {
  position: relative;
  z-index: 1;
}

.catalog-code {
  padding: 0.45rem 3.2rem 0 1.85rem;
  color: var(--accent);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  line-height: 1.5;
  text-transform: uppercase;
}

.catalog-name {
  align-self: start;
  display: grid;
  gap: min(10.5vh, 6.35rem);
  padding: min(31vh, 20.25rem) 1rem 0 0;
  color: var(--accent);
  font-family: var(--font-ui);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.catalog-name span {
  display: block;
  margin-left: 20.5%;
}

.catalog-name span + span {
  margin-left: 40.5%;
}

.catalog-role {
  position: absolute;
  left: 0;
  right: 0;
  bottom: min(30vh, 18.9rem);
  padding: 0 1rem 0 20.5%;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.catalog-role span {
  display: block;
  margin-top: 2.25rem;
  margin-left: 15%;
}

.catalog-app.is-expanded .catalog-masthead {
  display: none;
}

.rail-back {
  display: none;
}

.catalog-app.has-selection .catalog-masthead {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.catalog-app.has-selection .rail-matrix,
.catalog-app.has-selection .catalog-code,
.catalog-app.has-selection .catalog-name,
.catalog-app.has-selection .catalog-role {
  display: none;
}

.catalog-app.has-selection .rail-back {
  display: flex;
  width: 100%;
  flex: 1;
  min-height: 2.8rem;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  color: var(--accent);
  font-family: var(--font-ui);
  font-size: clamp(1rem, 1.6vw, 1.35rem);
  font-weight: 700;
  cursor: pointer;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.catalog-app.has-selection .rail-back:hover,
.catalog-app.has-selection .rail-back:focus-visible {
  background: var(--accent-soft);
  color: var(--ink-strong);
  outline: none;
}

.catalog-board {
  grid-column: 2 / 4;
  grid-row: 1;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.catalog-app.has-selection .catalog-board,
.catalog-app.is-expanded .catalog-board {
  grid-column: 2;
  border-right: 1px solid var(--line-strong);
}

.catalog-app.is-expanded .catalog-board {
  grid-column: 1;
  grid-row: 1;
  grid-template-rows: minmax(0, 1fr);
}

.catalog-app.is-expanded .board-head {
  display: none;
}

.board-head {
  display: block;
  border-bottom: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  overflow: hidden;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.board-ticker {
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
}

.ticker-track {
  display: inline-flex;
  width: max-content;
  min-width: 100%;
  animation: ticker-scroll 38s linear infinite;
}

.ticker-track span {
  display: inline-flex;
  align-items: center;
  min-height: 1.75rem;
  padding: 0.42rem 1.05rem;
  border-right: 1px solid var(--line-strong);
}

.ticker-track span:nth-child(odd) {
  color: var(--accent);
}

@keyframes ticker-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ticker-track {
    animation: none;
  }
}

.project-index {
  min-height: 0;
  display: grid;
  grid-template-rows: repeat(7, minmax(0, 1fr));
  background: var(--paper);
}

.project-row {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-columns: 120px 106px minmax(0, 1fr);
  align-items: stretch;
  background: transparent;
  color: var(--ink);
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  cursor: pointer;
  text-align: left;
  overflow: hidden;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.project-row:last-child {
  border-bottom: 0;
}

.project-row:hover,
.project-row:focus-visible,
.project-row.active {
  background: var(--accent-soft);
  color: var(--ink-strong);
  outline: none;
}

.preview-number:hover,
.stage-number:hover {
  text-shadow: 0 0 28px var(--accent-glow);
  transition: text-shadow 0.22s ease;
}

.theme-toggle {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  z-index: 2;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 1.1rem;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

.theme-icon::before {
  content: "◐";
}

[data-theme="dark"] .theme-icon::before {
  content: "◑";
}

.catalog-app.has-selection .theme-toggle {
  position: static;
  order: 1;
  width: 100%;
  height: 3rem;
  flex: none;
  border: 0;
  border-top: 1px solid var(--line-strong);
}

.catalog-app.is-expanded .theme-toggle {
  display: none;
}

.row-number {
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--line);
  background: var(--paper);
}

.row-number-art,
.preview-number-art,
.stage-number-art {
  display: block;
  width: clamp(38px, 4vw, 52px);
  aspect-ratio: 1;
  background: transparent;
  object-fit: contain;
}

.row-number-art[data-placeholder="true"] {
  opacity: 0;
}

.row-number-text {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.5vw, 1.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
}

.row-number-text svg {
  display: block;
  width: clamp(46px, 4.6vw, 64px);
  max-width: 100%;
  height: auto;
  fill: currentColor;
}

.preview-number svg,
.stage-number svg {
  display: block;
  height: auto;
  fill: currentColor;
}

.preview-number svg {
  width: clamp(8rem, 12vw, 11rem);
}

.stage-number svg {
  width: clamp(9rem, 14vw, 14rem);
}

.row-back-label {
  display: none;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.row-media {
  position: relative;
  border-right: 1px solid var(--line);
  overflow: hidden;
  background: var(--paper);
}

.row-media::after,
.preview-media::after,
.asset-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.04);
}

.row-media img,
.row-media video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: grayscale(1);
  transition: transform 0.35s ease, filter 0.3s ease, opacity 0.18s ease;
}

.project-row:hover .row-media img,
.project-row:hover .row-media video,
.project-row:focus-visible .row-media img,
.project-row:focus-visible .row-media video,
.project-row.active .row-media img,
.project-row.active .row-media video {
  transform: scale(1.04);
  filter: grayscale(0) saturate(1.02) contrast(1.02);
}

.row-copy {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(0.55rem, 0.85vw, 0.8rem) 0.9rem;
}

.row-kicker,
.preview-kicker,
#previewRole,
.stage-kicker,
#stageRole,
.stage-grid h3,
.tag,
.preview-open,
.asset-label {
  font-family: var(--font-ui);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.row-kicker {
  color: var(--muted);
  font-size: 0.54rem;
  margin-bottom: 0.38rem;
}

.row-title {
  display: block;
  width: 100%;
  overflow-wrap: break-word;
  color: var(--ink-strong);
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 3.1rem);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.055em;
  text-transform: uppercase;
}

.catalog-app.is-expanded .project-index {
  grid-template-rows: repeat(7, minmax(0, 1fr));
}

.catalog-app.is-expanded .project-row {
  grid-template-columns: 1fr;
}

.catalog-app.is-expanded .row-number {
  border-right: 0;
}

.catalog-app.is-expanded .row-media,
.catalog-app.is-expanded .row-copy {
  display: none;
}

.catalog-app.is-expanded .project-row.expanded-active .row-number-art,
.catalog-app.is-expanded .project-row.expanded-active .row-number-text {
  display: none;
}

.catalog-app.is-expanded .project-row.expanded-active .row-back-label {
  display: block;
}

.catalog-preview {
  grid-column: 3;
  grid-row: 1;
  min-height: 0;
  overflow: hidden;
  display: none;
  grid-template-rows: minmax(220px, 38vh) minmax(0, 1fr);
  background: var(--paper);
}

.catalog-app.has-selection .catalog-preview {
  display: grid;
}

.preview-media {
  position: relative;
  min-height: 0;
  border-bottom: 1px solid var(--line-strong);
  overflow: hidden;
  background: var(--paper);
}

.preview-media img,
.preview-media video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.preview-copy {
  min-height: 0;
  padding: clamp(0.92rem, 1.4vw, 1.18rem);
  display: grid;
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr) auto;
  align-content: start;
  gap: 0.48rem;
}

.preview-number {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.08em;
}

.preview-kicker {
  color: var(--muted);
  font-size: 0.62rem;
}

.preview-copy h2 {
  max-width: 10ch;
  color: var(--ink-strong);
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 3.4vw, 3.8rem);
  font-weight: 900;
  line-height: 0.84;
  letter-spacing: -0.075em;
  text-transform: uppercase;
}

#previewRole,
#previewDesc {
  font-size: 0.78rem;
  line-height: 1.48;
}

#previewRole {
  color: var(--muted);
}

#previewDesc {
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.92rem;
}

.preview-tags,
.stage-tags {
  display: flex;
  align-content: flex-start;
  flex-wrap: wrap;
  gap: 0.34rem;
  margin-top: 0.06rem;
}

.tag {
  display: inline-block;
  border: 1px solid var(--line-strong);
  padding: 0.28rem 0.42rem;
  font-size: 0.54rem;
  color: var(--ink);
}

.preview-open {
  width: 100%;
  margin: 0.18rem 0 0.38rem;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--accent);
  padding: 0.84rem 0.9rem;
  font-size: 0.68rem;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.preview-open:hover,
.preview-open:focus-visible {
  background: var(--accent-soft);
  color: var(--ink-strong);
  border-color: var(--accent);
  outline: none;
}

.project-stage {
  grid-column: 2;
  grid-row: 1;
  min-height: 0;
  display: none;
  grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.78fr);
  background: var(--paper);
  color: var(--ink);
  overflow: hidden;
}

.catalog-app.is-expanded .project-stage {
  display: grid;
}

.stage-media {
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: none;
  border-right: 1px solid var(--line-strong);
  padding: 0 clamp(0.7rem, 1.3vw, 0.95rem) clamp(0.7rem, 1.3vw, 0.95rem);
  display: flex;
  flex-direction: column;
  gap: clamp(0.7rem, 1.3vw, 0.95rem);
  background: var(--paper);
}

.stage-media::-webkit-scrollbar {
  display: none;
}

.asset-frame {
  position: relative;
  flex: none;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
}

.asset-frame img,
.asset-frame video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.asset-header {
  aspect-ratio: 16 / 9;
  max-height: 36vh;
  margin-inline: calc(clamp(0.7rem, 1.3vw, 0.95rem) * -1);
  border-left: 0;
  border-right: 0;
  border-top: 0;
}

.asset-feature {
  aspect-ratio: 16 / 9;
}

/* Full-width system-design frames: diagrams and captures keep their
   intrinsic aspect instead of the 16:9 / square crops. */
.asset-wide {
  aspect-ratio: auto;
}

.asset-wide svg {
  display: block;
  width: 100%;
  height: auto;
  padding: clamp(0.9rem, 1.8vw, 1.4rem);
}

.asset-wide img {
  height: auto;
  object-fit: contain;
}

.asset-wide video {
  height: auto;
  object-fit: contain;
}

/* Headers read as hero imagery — no caption chip covering them. */
.asset-header .asset-label {
  display: none;
}

.asset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.7rem, 1.3vw, 0.95rem);
}

.asset-square {
  aspect-ratio: 1;
}

/* Key media (stills, motion clips) sit above the sitewide paper/scanline
   overlays (body::after z-2000, body::before z-2001); diagrams, headers,
   and terminal captures stay beneath them. */
.asset-frame.media-top {
  z-index: 2002;
}

.asset-label {
  position: absolute;
  left: 0.65rem;
  bottom: 0.6rem;
  z-index: 1;
  padding: 0.22rem 0.4rem;
  background: var(--label-bg);
  font-size: 0.6rem;
  color: var(--ink-strong);
}

.stage-copy {
  min-height: 0;
  padding: clamp(1rem, 2vw, 1.8rem);
  display: grid;
  grid-template-rows: auto auto auto auto auto auto minmax(0, 1fr);
  align-content: start;
  gap: 0.68rem;
  overflow: auto;
}

.stage-number {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.08em;
}

.stage-kicker,
#stageRole,
.stage-grid h3 {
  color: var(--muted);
  font-size: 0.62rem;
}

.stage-copy h2 {
  max-width: 9ch;
  color: var(--ink-strong);
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 6rem);
  font-weight: 900;
  line-height: 0.84;
  letter-spacing: -0.08em;
  text-transform: uppercase;
}

#stageDesc,
#stageOutcome,
.stage-grid .process-list li {
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.94rem;
  line-height: 1.5;
}

.stage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 0.25rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--line-strong);
}

.stage-grid h3 {
  margin-bottom: 0.45rem;
}

.process-list {
  list-style: none;
}

.process-list li {
  position: relative;
  padding: 0.25rem 0 0.25rem 1rem;
}

.process-list li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-ui);
  font-weight: 700;
}

.catalog-colophon {
  grid-column: 2 / 4;
  grid-row: 2;
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 1rem;
  align-items: center;
  min-height: 4rem;
  padding: 0.9rem 1.15rem;
  border-top: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.6;
  text-transform: uppercase;
}

.catalog-app.is-expanded .catalog-colophon {
  display: none;
}

.catalog-app.has-selection .catalog-colophon {
  grid-column: 2 / 4;
}

.colophon-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  border: 1px solid var(--line-strong);
  overflow: hidden;
}

.colophon-links a {
  display: block;
  padding: 0.72rem 1.2rem;
  border-right: 1px solid var(--line-strong);
  line-height: 1;
}

.colophon-links a:last-child {
  border-right: 0;
}

.colophon-links a:hover,
.colophon-links a:focus-visible {
  background: var(--accent-soft);
  color: var(--accent);
  outline: none;
}

/* ---- Entrance choreography ----
   Runs once, driven by .has-booted added at init.
   Order: masthead settles, rows stamp in like a print run, ticker goes live. */

@keyframes stamp-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-rise {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes stage-slide-in {
  from {
    transform: translateX(100%);
  }

  to {
    transform: translateX(0);
  }
}

@keyframes matrix-fade {
  from {
    opacity: 0;
  }

  to {
    opacity: 0.92;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .catalog-app.has-booted .project-row {
    animation: stamp-in 0.34s cubic-bezier(0.2, 0.7, 0.2, 1) both;
    animation-delay: calc(180ms + var(--stagger, 0) * 50ms);
  }

  .catalog-app.has-booted .catalog-code {
    animation: fade-rise 0.4s ease-out both;
  }

  .catalog-app.has-booted .catalog-name {
    animation: fade-rise 0.5s ease-out 80ms both;
  }

  .catalog-app.has-booted .catalog-role {
    animation: fade-rise 0.5s ease-out 160ms both;
  }

  .catalog-app.has-booted .theme-toggle {
    animation: fade-rise 0.4s ease-out 240ms both;
  }

  .catalog-app.has-booted .rail-matrix {
    animation: matrix-fade 0.9s ease-out both;
  }

  .catalog-app.has-booted .board-head {
    animation: fade-rise 0.4s ease-out 640ms both;
  }

  .catalog-app.has-booted .catalog-colophon {
    animation: fade-rise 0.4s ease-out 720ms both;
  }
}

@media (max-width: 1180px) {
  .catalog-app,
  .catalog-app.has-selection,
  .catalog-app.is-expanded {
    grid-template-columns: minmax(200px, 24vw) minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    height: auto;
    min-height: auto;
    overflow: visible;
  }

  .catalog-app.has-selection {
    grid-template-columns: clamp(48px, 5vw, 58px) minmax(0, 1fr);
  }

  .catalog-app.is-expanded {
    grid-template-columns: clamp(58px, 7vw, 76px) minmax(0, 1fr);
  }

  .catalog-masthead {
    grid-column: 1;
    grid-row: 1 / 4;
    min-height: 100svh;
    height: auto;
  }

  /* The masthead grows taller than the viewport at this breakpoint,
     so pin the role to the first screenful instead of the rail's
     bottom — keeps its position identical to desktop. */
  .catalog-role {
    top: calc(100svh - min(30vh, 18.9rem));
    bottom: auto;
    transform: translateY(-100%);
  }

  .catalog-board {
    grid-column: 2;
    grid-row: 1;
    min-height: calc(100svh - 4rem - 1px);
  }

  .catalog-app.has-selection .catalog-board {
    grid-column: 2;
  }

  .catalog-app.is-expanded .catalog-board {
    grid-column: 1;
  }

  .catalog-preview {
    grid-column: 2;
    grid-row: 2;
    border-top: 1px solid var(--line-strong);
    grid-template-columns: minmax(240px, 38vw) minmax(0, 1fr);
    grid-template-rows: minmax(320px, 42vh);
  }

  .catalog-app.has-selection .catalog-preview {
    display: grid;
  }

  .preview-media {
    border-right: 1px solid var(--line-strong);
    border-bottom: 0;
  }

  .project-stage {
    grid-column: 2;
    grid-row: 2;
    grid-template-columns: 1fr;
    border-top: 1px solid var(--line-strong);
  }

  .catalog-app.is-expanded .project-stage {
    grid-row: 1;
    border-top: 0;
  }

  /* Below the two-column stage there is no room for an independently
     scrolling media rail — interleave the frames with the copy instead
     (same treatment as mobile): header → copy → remaining assets. */
  .catalog-app.is-expanded .project-stage {
    display: flex;
    flex-direction: column;
    padding-bottom: 2rem;
  }

  .stage-media {
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line-strong);
  }

  .catalog-app.is-expanded .stage-media {
    display: contents;
  }

  .catalog-app.is-expanded .asset-header {
    order: 0;
    margin: 0;
  }

  .catalog-app.is-expanded .stage-copy {
    order: 1;
  }

  .catalog-app.is-expanded .asset-feature,
  .catalog-app.is-expanded .asset-wide,
  .catalog-app.is-expanded .asset-grid {
    order: 2;
    margin: 0 0.85rem 0.85rem;
  }

  .asset-header {
    max-height: 32vh;
  }

  .catalog-colophon {
    grid-column: 2;
    grid-row: 3;
  }

  .catalog-app.has-selection .catalog-colophon {
    grid-column: 2;
  }
}

@media (max-width: 760px) {
  body {
    overflow-y: auto;
  }

  .catalog-app {
    display: block;
    border-left: 0;
    border-right: 0;
    box-shadow: none;
  }

  .catalog-app.has-selection {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    grid-template-rows: auto auto auto;
  }

  .catalog-masthead {
    grid-template-rows: auto minmax(0, 1fr) auto;
    min-height: 68svh;
    border-right: 0;
    border-bottom: 1px solid var(--line-strong);
  }

  .catalog-app.has-selection .catalog-masthead {
    grid-column: 1;
    grid-row: 1 / 4;
    min-height: 0;
    height: auto;
    border-right: 1px solid var(--line-strong);
    border-bottom: 0;
  }

  .catalog-code {
    padding: 0.82rem 1rem 0;
  }

  .catalog-name {
    align-self: start;
    gap: min(7vh, 4rem);
    padding: min(15vh, 9rem) 1rem 0 0;
    font-size: 0.84rem;
    letter-spacing: 0.18em;
  }

  .catalog-name span {
    margin-left: 20.5%;
  }

  .catalog-name span + span {
    margin-left: 40.5%;
  }

  .catalog-role {
    position: absolute;
    left: 0;
    right: 0;
    top: auto;
    bottom: min(11vh, 7rem);
    transform: none;
    padding: 0 1rem 0 20.5%;
  }

  .catalog-role span {
    margin-top: 2.25rem;
    margin-left: 15%;
  }

  .catalog-board {
    min-height: 0;
  }

  .project-index {
    display: block;
  }

  .catalog-app.has-selection .catalog-board,
  .catalog-app.has-selection .catalog-preview,
  .catalog-app.has-selection .catalog-colophon {
    grid-column: 2;
  }

  .project-row {
    min-height: 118px;
    grid-template-columns: 52px 88px minmax(0, 1fr);
  }

  .row-number-art {
    width: 24px;
  }

  .row-title {
    font-size: clamp(1.3rem, 6.2vw, 2.1rem);
  }

  .row-kicker {
    font-size: 0.48rem;
  }

  .catalog-preview {
    display: none;
    border-top: 1px solid var(--line-strong);
  }

  .catalog-app.has-selection .catalog-preview {
    display: block;
  }

  .preview-media {
    height: 52vh;
    border-right: 0;
    border-bottom: 1px solid var(--line-strong);
  }

  .preview-copy h2 {
    max-width: 10ch;
    font-size: clamp(3rem, 13vw, 4.6rem);
  }

  .catalog-app.is-expanded .project-index {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    grid-template-rows: auto;
  }

  .catalog-app.is-expanded .project-row {
    min-height: 64px;
  }

  .catalog-app.is-expanded .row-number {
    padding-inline: 0.3rem;
  }

  .project-stage {
    display: none;
  }

  /* Project page reads header → copy → remaining assets on mobile.
     display: contents lifts the media frames beside .stage-copy so
     flex order can interleave them without touching the desktop DOM. */
  .catalog-app.is-expanded .project-stage {
    display: flex;
    flex-direction: column;
    padding-bottom: 2rem;
  }

  @media (prefers-reduced-motion: no-preference) {
    .catalog-app.is-expanded .project-stage {
      animation: stage-slide-in 0.35s cubic-bezier(0.25, 0.8, 0.3, 1) both;
    }
  }

  .stage-media {
    height: 50vh;
  }

  .catalog-app.is-expanded .stage-media {
    display: contents;
  }

  .catalog-app.is-expanded .asset-header {
    order: 0;
    margin: 0;
  }

  .catalog-app.is-expanded .stage-copy {
    order: 1;
  }

  .catalog-app.is-expanded .asset-feature {
    order: 2;
    margin: 0 0.85rem 0.85rem;
  }

  .catalog-app.is-expanded .asset-wide {
    order: 2;
    margin: 0 0.85rem 0.85rem;
  }

  /* Same order as feature/wide frames: interleaved layouts (assets.items)
     rely on DOM order between equal flex-order siblings. */
  .catalog-app.is-expanded .asset-grid {
    order: 2;
    margin: 0 0.85rem 0.85rem;
    grid-template-columns: 1fr;
  }

  /* Keep the footer reachable at the end of mobile project pages. */
  .catalog-app.is-expanded .catalog-colophon {
    display: grid;
  }

  .stage-copy h2 {
    max-width: 10ch;
    font-size: clamp(2.8rem, 12vw, 4.8rem);
  }

  .catalog-colophon {
    grid-template-columns: 1fr;
    padding-bottom: 5rem;
  }

  .colophon-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .colophon-links a {
    padding: 0.72rem 0.5rem;
    text-align: center;
  }
}

@media (max-width: 430px) {
  .catalog-app:not(.is-expanded) .project-row {
    grid-template-columns: 44px 72px minmax(0, 1fr);
  }

  .preview-copy {
    padding-bottom: 4.5rem;
  }
}