/* PROJECT PAGES & PHOTOS
   Shared styles extend styles.css without changing the original homepage theme.
   1. Headshot  2. Page layout  3. STEP  4. AtlasOne  5. Galleries  6. Responsive */

/* 1. HOMEPAGE HEADSHOT & PROJECT LINKS */
.profile-card-heading {
  display: flex;
  gap: 24px;
  align-items: center;
}
.headshot-slot {
  flex: 0 0 108px;
  width: 108px;
  height: 132px;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #364258;
}
.headshot-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.portrait-placeholder {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  gap: 5px;
  text-align: center;
}
.portrait-placeholder > span {
  font-size: 2.8rem;
  letter-spacing: -0.08em;
  line-height: 1.2;
  color: #fff;
}
.portrait-placeholder > span span {
  color: #aebaff;
}
.portrait-placeholder small {
  padding-inline: 8px;
  font-size: 0.75rem;
  line-height: 1.3;
  color: #d2d6e2;
}
.profile-card-heading .card-topline {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 20px;
  line-height: 1.6;
}
.intro-card:has(.headshot-slot) .intro-card-title {
  margin-top: 24px;
}
.project-link-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
}
.project-link-row .project-link {
  margin-bottom: 0;
}
/* Keep the interactive tour visible beside each project number. */
.project-cover-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  margin-block: 16px;
}
.project-cover-action .project-number {
  flex-shrink: 0;
  align-self: center;
  font-size: 4.5rem;
}
.project-explore {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: #354398;
  color: #fff;
  box-shadow: 0 4px 12px rgb(20 31 70 / 15%);
  font-size: 0.9375rem;
  font-weight: 650;
  line-height: 1.4;
  transition: transform 0.2s, box-shadow 0.2s;
}
.cover-dark .project-explore {
  background: #b7e6dc;
  color: #1b3640;
}
.project-explore:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 18px rgb(20 31 70 / 25%);
}
.project-explore:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 4px;
}
.cover-blue .project-explore:focus-visible {
  outline-color: #354398;
}
.cover-dark .project-explore:focus-visible {
  outline-color: #b7e6dc;
}
.source-link {
  font-size: 0.8125rem;
  color: var(--color-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 2. SHARED PROJECT PAGE LAYOUT */
.project-page {
  --project-tint: #e8ecff;
  --project-deep: #253560;
  --project-light: #dce3ff;
}
.step-page {
  --color-accent: #236d65;
  --color-accent-hover: #18564f;
  --project-tint: #e1f0ed;
  --project-deep: #1b3640;
  --project-light: #b7e6dc;
}
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
  font-weight: 650;
}
.back-link {
  display: inline-flex;
  padding-block: 12px;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.back-link:hover {
  color: var(--color-accent);
}
.case-hero {
  padding-block: 32px 70px;
}
.case-hero-grid {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 64px;
  margin-top: 38px;
  align-items: center;
}
.case-hero h1 {
  font-size: clamp(2.6rem, 4.5vw, 4.1rem);
  font-weight: 600;
  line-height: 1.12;
  margin: 22px 0;
}
.case-hero h1 span {
  color: var(--color-accent);
}
.case-lead {
  max-width: 650px;
  font-size: 1.125rem;
  color: var(--color-muted);
}
.project-facts {
  padding: 32px;
  border-radius: 12px;
  background: var(--project-deep);
  color: white;
}
.project-facts > .eyebrow {
  color: var(--project-light);
}
.project-facts dl {
  margin: 26px 0;
}
.project-facts dl > div + div {
  margin-top: 18px;
}
.project-facts dt {
  font-size: 0.8125rem;
  color: var(--project-light);
  margin-bottom: 4px;
}
.project-facts dd {
  margin: 0;
  line-height: 1.5;
}
.award-note {
  border-top: 1px solid #ffffff33;
  padding-top: 20px;
  font-size: 1.05rem;
  font-weight: 600;
}
.award-note span {
  font-size: 0.8125rem;
  color: #d4ddea;
  font-weight: 400;
}
.demo-section {
  background: #eef1f7;
  border-block: 1px solid var(--color-line);
}
.demo-disclosure {
  font-size: 0.875rem;
  color: #525d70;
  margin: -16px 0 27px;
  max-width: 900px;
}
.project-page h3 {
  font-size: 1.45rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
}
.project-page h4 {
  line-height: 1.4;
}
.project-page label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin: 22px 0 8px;
}
.project-page select {
  display: block;
  width: 100%;
  max-width: 460px;
  min-height: 46px;
  padding: 10px 36px 10px 12px;
  border: 1px solid #bfc8d8;
  border-radius: 6px;
  background: white;
  color: var(--color-ink);
  font: inherit;
  font-size: 0.9375rem;
}
.project-page button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}
.text-button {
  min-height: 44px;
  border: 0;
  padding: 8px 0;
  background: transparent;
  color: var(--color-accent);
  text-align: left;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.fine-print {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-muted);
}
.technical-note {
  margin-top: 28px;
  border-block: 1px solid var(--color-line);
  padding-block: 16px;
}
.technical-note summary {
  cursor: pointer;
  font-weight: 600;
  padding-block: 8px;
}
.technical-note p {
  margin-top: 16px;
  max-width: 940px;
  color: var(--color-muted);
}
.technical-note a {
  display: inline-block;
  margin: 18px 24px 0 0;
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.evidence-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-top: 55px;
}
.evidence-grid article {
  border-top: 2px solid var(--color-line);
  padding-top: 24px;
}
.evidence-grid h3 {
  margin: 14px 0;
}
.evidence-grid p + p {
  margin-top: 15px;
}
.evidence-grid article > p:not(.eyebrow) {
  color: var(--color-muted);
}
.next-project {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-block: 60px;
}
.next-project > span {
  color: var(--color-muted);
}
.next-project a {
  display: flex;
  align-items: center;
  gap: 45px;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 600;
  letter-spacing: -0.04em;
}
.next-project a:hover {
  color: var(--color-accent);
}

/* 3. STEP — process diagram, threshold experiment, and impact scenarios */
.pipeline-controls {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.pipeline-controls button {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 65px;
  padding: 14px;
  border: 1px solid #ced5e0;
  border-radius: 7px;
  background: transparent;
  color: #455064;
  font-size: 0.9375rem;
  text-align: left;
}
.pipeline-controls button > span {
  font-size: 0.8125rem;
  opacity: 0.8;
}
.pipeline-controls button[aria-pressed="true"] {
  background: var(--project-deep);
  border-color: var(--project-deep);
  color: white;
}
.pipeline-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: white;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  overflow: hidden;
}
.pipeline-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 35px;
  min-height: 385px;
  background: var(--project-deep);
  color: white;
}
.pipeline-visual > div {
  width: 100%;
  max-width: 420px;
  text-align: center;
  animation: enter-page 0.25s ease-out;
}
.diagram-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  color: var(--project-light);
  margin-bottom: 25px;
}
.frame-diagram {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 200px;
  margin-inline: 30px;
  border: 1px solid #aee0d24d;
  border-radius: 6px;
  background: #ffffff05;
}
.frame-corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border-color: var(--project-light);
  border-style: solid;
}
.top-left {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}
.bottom-right {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}
.capture-symbol {
  font-size: 3.2rem;
  font-weight: 300;
  color: var(--project-light);
}
.diagram-chips {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  font-size: 0.8125rem;
}
.diagram-chips span {
  padding: 4px 10px;
  border: 1px solid #ffffff33;
  border-radius: 4px;
}
.alignment-flow {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  margin-block: 30px;
}
.landmark-map {
  position: relative;
  width: 140px;
  height: 165px;
  border: 1px dashed var(--project-light);
  border-radius: 6px;
  transform: rotate(-8deg);
}
.landmark-map i {
  position: absolute;
  width: 9px;
  height: 9px;
  background: var(--project-light);
  border-radius: 50%;
}
.landmark-map i:nth-child(1) {
  left: 25%;
  top: 30%;
}
.landmark-map i:nth-child(2) {
  right: 25%;
  top: 30%;
}
.landmark-map i:nth-child(3) {
  left: 47%;
  top: 48%;
}
.landmark-map i:nth-child(4) {
  left: 30%;
  top: 68%;
}
.landmark-map i:nth-child(5) {
  right: 30%;
  top: 68%;
}
.aligned-tile {
  display: grid;
  place-content: center;
  width: 130px;
  height: 150px;
  border: 1px solid var(--project-light);
  background: #ffffff0a;
}
.embedding-grid {
  display: grid;
  grid-template-columns: repeat(16, 1fr);
  gap: 5px;
  margin-block: 28px;
}
.embedding-grid span {
  aspect-ratio: 1;
  border-radius: 2px;
  background: var(--project-light);
}
.encoding-diagram small {
  display: block;
  color: #c2d5d8;
  margin-top: 12px;
  font-size: 0.75rem;
}
.mini-match {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-block: 25px;
  font-size: 0.875rem;
}
.mini-match > div {
  flex: 1;
  height: 13px;
  background: #ffffff16;
  border-radius: 3px;
  overflow: hidden;
}
.mini-match i {
  display: block;
  height: 100%;
  background: var(--project-light);
}
.mini-match strong {
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.record-preview {
  display: flex;
  align-items: center;
  gap: 22px;
  text-align: left;
  padding: 25px 18px;
  margin-bottom: 25px;
  border: 1px solid #ffffff3d;
  border-radius: 8px;
}
.record-avatar {
  display: grid;
  place-items: center;
  flex: 0 0 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--project-light);
  color: var(--project-deep);
  font-size: 1.5rem;
}
.record-preview small {
  font-size: 0.75rem;
  color: var(--project-light);
}
.record-preview h3 {
  margin-block: 6px;
}
.record-preview p {
  font-size: 0.875rem;
}
.review-stamp {
  padding: 9px;
  background: var(--project-light);
  color: var(--project-deep);
  border-radius: 5px;
  margin-bottom: 15px;
}
.pipeline-explanation {
  padding: 36px;
  display: flex;
  flex-direction: column;
  align-items: start;
}
.pipeline-explanation h3 {
  margin: 19px 0 15px;
}
.pipeline-explanation p:not(.eyebrow) {
  color: var(--color-muted);
}
.stage-note {
  border-left: 2px solid #a8c5c0;
  padding-left: 14px;
  margin: 20px 0;
  font-size: 0.875rem;
}
.stage-navigation {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: auto;
  padding-top: 12px;
}
.stage-navigation .button {
  padding-inline: 17px;
  gap: 10px;
}
.threshold-lab {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 55px;
}
.threshold-lab h3 {
  margin: 15px 0;
  max-width: 460px;
}
.threshold-lab p {
  color: var(--color-muted);
}
.threshold-lab label output {
  float: right;
  font-variant-numeric: tabular-nums;
  color: var(--color-accent);
}
.threshold-lab input {
  width: 100%;
  height: 28px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.range-labels {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  font-size: 0.75rem;
  color: var(--color-muted);
}
.match-results {
  background: white;
  align-self: center;
  padding: 30px;
  border: 1px solid var(--color-line);
  border-radius: 10px;
}
.score-row {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  font-size: 0.875rem;
}
.score-row meter {
  flex: 1;
  min-width: 0;
  height: 20px;
}
.score-row meter::-webkit-meter-bar {
  background: #e7eee9;
  border: 0;
}
.score-row meter::-webkit-meter-optimum-value {
  background: var(--color-accent);
}
.score-row output {
  font-variant-numeric: tabular-nums;
}
.match-results .match-decision {
  border-radius: 6px;
  padding: 14px;
  color: #1d574f;
  background: #e4f2ed;
  margin: 25px 0 18px;
  font-weight: 600;
}
.match-results .match-decision[data-result="unknown"] {
  background: #f5ece1;
  color: #6f461d;
}
.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.impact-intro > p {
  color: var(--color-muted);
  margin-bottom: 20px;
}
.scenario-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}
.scenario-buttons button {
  text-align: left;
  padding: 11px 14px;
  min-height: 44px;
  border: 1px solid var(--color-line);
  border-radius: 5px;
  font-size: 0.875rem;
  color: var(--color-ink);
  background: white;
}
.scenario-buttons button[aria-pressed="true"] {
  background: var(--project-tint);
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.impact-response {
  background: var(--project-tint);
  border-radius: 10px;
  padding: 32px;
}
.impact-response h3 {
  margin-block: 18px;
}
.impact-response > p:not(.eyebrow) {
  color: #405c58;
}
.impact-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  border-top: 1px solid #b9d2cc;
  margin-top: 25px;
  padding-top: 20px;
  font-size: 0.8125rem;
}
.impact-flow b {
  font-weight: 400;
}

/* 4. ATLASONE — prerequisite map and shared perspectives */
.planner-demo {
  overflow: hidden;
  border: 1px solid #c9d1e2;
  border-radius: 12px;
  background: white;
}
.planner-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 24px 30px;
  background: var(--project-deep);
  color: white;
}
.demo-app-name {
  font-size: 1.55rem;
  font-weight: 650;
  letter-spacing: -0.05em;
}
.demo-app-name span {
  color: #b6c6ff;
}
.planner-toolbar p {
  color: #ccd6f0;
  font-size: 0.8125rem;
  margin-top: 4px;
}
.planner-toolbar .text-button {
  color: #dce3ff;
}
.planner-body {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr;
}
.transcript-control {
  padding: 32px;
  border-right: 1px solid var(--color-line);
}
.transcript-control h3 {
  margin-top: 13px;
}
.transcript-rows {
  margin-block: 24px;
}
.transcript-rows > div {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: 13px;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.875rem;
}
.transcript-rows b {
  font-weight: 500;
  color: var(--color-muted);
}
.planning-map {
  padding: 32px;
  min-width: 0;
}
.progress-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.progress-summary strong {
  font-size: 2.5rem;
  font-weight: 600;
  margin-right: 5px;
  letter-spacing: -0.06em;
}
.progress-summary p:not(.eyebrow) {
  color: var(--color-muted);
}
.credit-ring {
  --progress: 33.333%;
  display: grid;
  place-items: center;
  width: 94px;
  height: 94px;
  flex-shrink: 0;
  border-radius: 50%;
  background: conic-gradient(var(--color-accent) var(--progress), #e8edf5 0);
}
.credit-ring > span {
  display: grid;
  place-items: center;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: white;
  font-size: 1.1rem;
  font-weight: 600;
}
.course-path {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-block: 36px 24px;
}
.course-node {
  flex: 1;
  padding: 17px 13px;
  min-width: 0;
  border: 1px solid #d3dbe9;
  border-radius: 7px;
}
.course-node > span {
  display: block;
  font-size: 0.75rem;
  margin-bottom: 7px;
}
.course-node strong {
  font-size: 0.9375rem;
  line-height: 1.3;
  display: block;
}
.course-node.completed {
  background: #e9f4ef;
  border-color: #bad7ca;
  color: #2f6550;
}
.course-node.current {
  background: #edf0ff;
  border-color: #bdc8f2;
  color: #4159a4;
}
.course-node.conditional {
  border-style: dashed;
  background: #f9f6ed;
  border-color: #dbc995;
  color: #6e5828;
}
.course-node.blocked {
  background: #f8eeee;
  border-color: #e2c0c0;
  color: #8b4141;
}
.path-arrow {
  color: #818da3;
}
.rule-explanation {
  min-height: 90px;
  font-size: 0.9375rem;
  color: #526079;
}
.year-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 22px;
  gap: 8px;
}
.year-track > span {
  border-top: 3px solid #dee3ef;
  padding-top: 13px;
  font-size: 0.75rem;
  color: var(--color-muted);
}
.year-track .is-current {
  border-color: var(--color-accent);
}
.year-track small {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.role-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 0 30px;
  gap: 22px;
  border-top: 1px solid var(--color-line);
  background: #f8f9fc;
}
.role-controls button {
  padding: 20px 8px;
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--color-muted);
  text-align: left;
  font-size: 0.9375rem;
}
.role-controls button[aria-pressed="true"] {
  color: var(--color-accent);
  border-color: var(--color-accent);
  font-weight: 600;
}
.role-panel {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr;
  gap: 45px;
  padding: 34px;
}
.role-panel h3 {
  margin: 16px 0;
}
.role-panel p:not(.eyebrow) {
  color: var(--color-muted);
}
.request-options > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--color-line);
}
.request-options p {
  margin-top: 6px;
  font-size: 0.875rem;
}
.request-options .button {
  font-size: 0.8125rem;
  padding-inline: 14px;
  flex-shrink: 0;
}
.interaction-feedback {
  font-size: 0.875rem;
}
.request-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}
.request-list li {
  padding: 17px;
  margin-bottom: 12px;
  background: #f0f3fa;
  border-radius: 6px;
  font-size: 0.9375rem;
}
.request-list strong {
  display: block;
  margin-bottom: 5px;
}
.request-list span {
  font-size: 0.875rem;
  color: #55627a;
}
.family-explanation {
  padding: 25px;
  border-radius: 8px;
  background: #f0f3ff;
}
.family-explanation > p + p {
  margin-top: 20px;
}
.architecture-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}
.architecture-flow > div {
  padding: 28px;
  border: 1px solid var(--color-line);
  border-top: 3px solid var(--color-accent);
  border-radius: 5px;
}
.architecture-flow span {
  color: var(--color-muted);
  font-size: 0.8125rem;
}
.architecture-flow h3 {
  margin: 20px 0 14px;
}
.architecture-flow p {
  color: var(--color-muted);
}

/* 5. GALLERIES — real screenshots plus graceful placeholders for personal photos */
.gallery-section {
  background: #eef1f7;
  border-block: 1px solid var(--color-line);
}
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.gallery-item {
  margin: 0;
  min-width: 0;
}
.photo-link {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid #d5dce8;
  border-radius: 10px;
  background: #dde5ef;
}
.photo-link::after {
  content: "↗";
  position: absolute;
  bottom: 13px;
  right: 13px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #202b42;
  color: white;
  box-shadow: 0 2px 8px #0002;
  transition: transform 0.2s;
}
.photo-link:hover::after {
  transform: translate(2px, -2px);
}
.photo-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.photo-link:hover img {
  transform: scale(1.025);
}
.screenshot-frame {
  padding: 18px;
  background: #dfe5ef;
}
.screenshot-frame img {
  object-fit: contain;
  border-radius: 4px;
}
.gallery-item figcaption {
  padding-top: 15px;
}
.gallery-item figcaption > span {
  color: var(--color-muted);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.gallery-item figcaption p {
  margin-top: 5px;
  font-size: 0.9375rem;
}
.step-gallery {
  grid-template-columns: 1.2fr 1fr;
}
.step-gallery .gallery-featured {
  grid-row: span 2;
  display: flex;
  flex-direction: column;
}
.step-gallery .gallery-featured .photo-link {
  flex: 1;
  min-height: 560px;
  aspect-ratio: auto;
}
.step-gallery .gallery-featured img {
  object-fit: contain;
}
.photo-placeholder {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: start;
  gap: 25px;
  min-height: 290px;
  aspect-ratio: 16 / 10;
  padding: 30px;
  border: 1px solid #cfd9e5;
  border-radius: 10px;
  background: #e2e7f0;
  color: #354763;
}
.photo-placeholder > :last-child {
  font-size: 0.8125rem;
}
.placeholder-type {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  line-height: 1.12;
  font-weight: 550;
  letter-spacing: -0.04em;
}
.trophy-placeholder {
  background: #1b3640;
  color: #c7e9dd;
  border-color: #1b3640;
}
.atlas-award-placeholder {
  background: #253560;
  color: #dce3ff;
}
.atlas-gallery .gallery-featured {
  grid-column: span 2;
}
.atlas-gallery .gallery-featured .photo-link {
  aspect-ratio: 16 / 9;
  max-height: 620px;
  padding: 28px;
}
.source-note {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: 38px;
  max-width: 940px;
}
.source-note a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.photo-dialog {
  width: min(1200px, calc(100% - 36px));
  max-width: none;
  max-height: calc(100dvh - 40px);
  padding: 20px;
  background: #161d2c;
  color: white;
  border: 1px solid #4a5365;
  border-radius: 12px;
}
.photo-dialog::backdrop {
  background: #111827df;
}
.photo-dialog-toolbar,
.photo-dialog-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.photo-dialog-toolbar {
  margin-bottom: 15px;
}
.photo-dialog-toolbar > span {
  font-size: 0.875rem;
  color: #ccd3e3;
}
.photo-dialog button {
  min-width: 44px;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid #73809b;
  border-radius: 5px;
  background: transparent;
  color: white;
}
.photo-dialog button:disabled {
  opacity: 0.35;
}
.enlarged-photo {
  width: 100%;
  height: min(65dvh, 800px);
  object-fit: contain;
}
.photo-dialog-bottom {
  margin-top: 18px;
}
.photo-dialog-bottom p {
  flex: 1;
  text-align: center;
  font-size: 0.9375rem;
}

/* 6. RESPONSIVE & PRINT */
@media (max-width: 1100px) {
  .case-hero-grid {
    gap: 35px;
    grid-template-columns: 1.4fr 1fr;
  }
  .pipeline-controls button {
    flex-direction: column;
    align-items: start;
    gap: 4px;
  }
  .pipeline-explanation,
  .pipeline-visual {
    padding: 28px;
  }
  .threshold-lab,
  .impact-grid {
    gap: 35px;
  }
  .transcript-control,
  .planning-map {
    padding: 24px;
  }
  .course-path {
    gap: 6px;
  }
  .course-node {
    padding: 12px 8px;
  }
  .request-options > div {
    align-items: start;
    flex-direction: column;
  }
}
@media (max-width: 800px) {
  .intro-card:has(.headshot-slot) {
    display: block;
    margin-top: 36px;
    max-width: 520px;
  }
  .case-hero-grid {
    grid-template-columns: 1fr;
  }
  .case-hero {
    padding-bottom: 50px;
  }
  .case-hero h1 {
    font-size: clamp(2.5rem, 7vw, 3.5rem);
  }
  .project-facts dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .project-facts dl > div + div {
    margin-top: 0;
  }
  .pipeline-stage,
  .threshold-lab,
  .impact-grid,
  .planner-body,
  .role-panel {
    grid-template-columns: 1fr;
  }
  .pipeline-visual {
    min-height: 345px;
  }
  .pipeline-explanation {
    min-height: 345px;
  }
  .transcript-control {
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }
  .rule-explanation {
    min-height: 0;
  }
  .role-panel {
    gap: 28px;
  }
  .request-options > div {
    flex-direction: row;
    align-items: center;
  }
  .architecture-flow {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .evidence-grid {
    gap: 28px;
  }
  .step-gallery {
    grid-template-columns: 1fr 1fr;
  }
  .step-gallery .gallery-featured {
    grid-row: auto;
    grid-column: span 2;
  }
  .step-gallery .gallery-featured .photo-link {
    min-height: 0;
    height: 530px;
    flex: auto;
  }
  .photo-placeholder {
    padding: 24px;
    min-height: 260px;
    aspect-ratio: auto;
  }
}
@media (max-width: 600px) {
  .case-hero-grid {
    margin-top: 24px;
    gap: 32px;
  }
  .case-hero h1 {
    font-size: clamp(2.25rem, 9vw, 3rem);
  }
  .case-hero .hero-actions {
    gap: 14px;
  }
  .case-lead {
    font-size: 1.0625rem;
  }
  .project-facts {
    padding: 25px;
  }
  .project-facts dl {
    grid-template-columns: 1fr;
  }
  .pipeline-controls {
    grid-template-columns: repeat(3, 1fr);
  }
  .pipeline-controls button {
    font-size: 0.8125rem;
    padding: 10px;
  }
  .pipeline-stage {
    border-radius: 8px;
  }
  .pipeline-visual,
  .pipeline-explanation {
    padding: 24px;
  }
  .pipeline-explanation {
    min-height: 390px;
  }
  .stage-navigation {
    gap: 10px;
  }
  .stage-navigation .button {
    font-size: 0.8125rem;
    padding-inline: 12px;
  }
  .alignment-flow {
    gap: 15px;
  }
  .landmark-map {
    width: 105px;
    height: 135px;
  }
  .aligned-tile {
    width: 100px;
    height: 125px;
    font-size: 0.875rem;
  }
  .embedding-grid {
    gap: 3px;
  }
  .record-preview {
    padding: 18px 12px;
    gap: 14px;
  }
  .record-preview h3 {
    font-size: 1.2rem;
  }
  .record-avatar {
    flex-basis: 42px;
    height: 42px;
  }
  .threshold-lab {
    gap: 25px;
  }
  .match-results,
  .impact-response {
    padding: 23px;
  }
  .score-row {
    gap: 10px;
    font-size: 0.8125rem;
  }
  .impact-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }
  .planner-toolbar {
    padding: 23px;
    align-items: start;
    flex-direction: column;
    gap: 8px;
  }
  .transcript-control,
  .planning-map,
  .role-panel {
    padding: 23px;
  }
  .progress-summary .eyebrow {
    font-size: 0.75rem;
  }
  .progress-summary strong {
    font-size: 2rem;
  }
  .credit-ring {
    width: 80px;
    height: 80px;
  }
  .credit-ring > span {
    width: 62px;
    height: 62px;
  }
  .course-path {
    flex-direction: column;
    align-items: stretch;
    margin-top: 24px;
    gap: 5px;
  }
  .course-node {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px;
  }
  .course-node > span {
    margin: 0;
  }
  .path-arrow {
    transform: rotate(90deg);
    align-self: center;
  }
  .year-track {
    grid-template-columns: 1fr 1fr;
    gap: 18px 10px;
  }
  .role-controls {
    padding-inline: 15px;
    gap: 8px;
  }
  .role-controls button {
    padding-inline: 4px;
    font-size: 0.8125rem;
  }
  .request-options > div {
    flex-direction: column;
    align-items: start;
  }
  .gallery-grid,
  .step-gallery {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .atlas-gallery .gallery-featured,
  .step-gallery .gallery-featured {
    grid-column: auto;
  }
  .step-gallery .gallery-featured .photo-link {
    height: auto;
    aspect-ratio: 1;
  }
  .atlas-gallery .gallery-featured .photo-link,
  .screenshot-frame {
    padding: 10px;
  }
  .next-project {
    align-items: start;
    flex-direction: column;
    padding-block: 40px;
  }
  .photo-dialog {
    padding: 14px;
    width: calc(100% - 20px);
  }
  .photo-dialog-bottom {
    gap: 12px;
  }
  .photo-dialog-bottom p {
    font-size: 0.8125rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .pipeline-visual > div {
    animation: none;
  }
  .photo-link img,
  .photo-link::after {
    transition: none;
  }
}
@media print {
  .project-link-row,
  .profile-card-heading,
  .photo-dialog {
    display: none !important;
  }
  .project-page .case-hero-grid,
  .project-page .evidence-grid,
  .project-page .architecture-flow {
    display: block;
  }
  .project-page .project-facts {
    background: white;
    color: black;
    border: 1px solid #aaa;
    margin-top: 20px;
  }
  .project-page .demo-section,
  .project-page .gallery-section,
  .project-page .next-project,
  .project-page .back-link {
    display: none;
  }
  .project-page .section-heading h2 {
    display: block;
  }
  .project-page .case-hero h1 {
    font-size: 28pt;
  }
}