/* ─────────────────────────────────────────────────────────────
   case-study.css — layout + sections for case-study pages
   Depends on tokens.css, reset.css, base.css, components.css.
   Canonical template: shadow-it.html. D4 and CHK adapt from here.
   ───────────────────────────────────────────────────────────── */

/* ── Global ──────────────────────────────────────────────── */

html { scroll-behavior: smooth; }

main section { scroll-margin-top: 140px; }

/* Technical-drawing grid on case-study bodies — matches body.home.
   100px squares, faint rust hairlines (0.04 alpha) on the parchment bg. */
body.project-shadow-it,
body.project-d4,
body.project-chk {
  background-image:
    linear-gradient(to right,  rgba(58, 35, 23, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(58, 35, 23, 0.04) 1px, transparent 1px);
  background-size: 100px 100px;
  background-position: 0 0;
  background-attachment: scroll;
}

/* ── Default section padding ─────────────────────────────── */

.hero-section,
.hero-cover,
.stats-section,
.context-section,
.collaboration-section,
.problem-section,
.insight-section,
.solutions-section,
.process-section,
.challenge-section,
.research-section,
.exploration-section,
.dataviz-section,
.ui-patterns-section,
.results-section,
.learnings-section {
  padding: 100px var(--container-pad-mobile) 80px;
}

.hero-section { padding-bottom: 32px; }
.hero-cover { padding: 16px var(--container-pad-mobile); }
.stats-section { padding-block: 48px; }

@media (min-width: 769px) {
  .hero-section,
  .hero-cover,
  .stats-section,
  .context-section,
  .collaboration-section,
  .problem-section,
  .insight-section,
  .solutions-section,
  .process-section,
  .challenge-section,
  .research-section,
  .exploration-section,
  .dataviz-section,
  .ui-patterns-section,
  .results-section,
  .learnings-section {
    padding-inline: var(--container-pad-desktop);
  }
}

/* Tighter section breathing on small screens — 64/48 instead of 100/80.
   Hero, hero-cover, and stats keep their special-case padding. */
@media (max-width: 768px) {
  .context-section,
  .collaboration-section,
  .problem-section,
  .insight-section,
  .solutions-section,
  .process-section,
  .challenge-section,
  .research-section,
  .exploration-section,
  .dataviz-section,
  .ui-patterns-section,
  .results-section,
  .learnings-section {
    padding-block: 64px 48px;
  }
}

/* Narrow sections — pullquote only */
.pullquote-section {
  padding: var(--space-2xl) var(--container-pad-mobile);
}

@media (min-width: 769px) {
  .pullquote-section {
    padding-inline: var(--space-narrow-x);
  }
}

/* ── Hero ────────────────────────────────────────────────── */

.hero-inner {
  max-width: 1040px;
  margin-inline: auto;
  text-align: center;
}

.hero-eyebrow {
  font-size: var(--fs-tag);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  display: block;
  margin-bottom: var(--space-md);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 400;
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
}

body.project-d4 {
  --color-project-accent: var(--color-purple);
  --color-project-accent-dim: var(--color-purple-dim);
}

body.project-d4 .heading-accent {
  color: var(--color-project-accent);
}

body.project-chk {
  --color-project-accent: var(--color-green);
  --color-project-accent-dim: var(--color-green-dim);
}

body.project-chk .heading-accent {
  color: var(--color-project-accent);
}

/* CHK hero title is a single uniform amber per Figma canonical (node 58:2) */
body.project-chk .hero-headline {
  color: var(--color-accent-orange);
}

.heading-accent {
  color: var(--color-accent);
}

.heading-accent--orange {
  color: var(--color-accent-orange);
}

.heading-accent--green {
  color: var(--color-accent-green);
}

.hero-tagline {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
  margin-inline: auto;
  max-width: 640px;
}

.hero-scope {
  font-size: var(--fs-label);
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 780px;
  margin-top: var(--space-md);
  margin-inline: auto;
}

.hero-scope-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.scope-tag {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* ── Hero cover ──────────────────────────────────────────── */

.hero-cover {
  padding-block: var(--space-md);
}

.hero-cover-inner {
  max-width: 1280px;
  margin-inline: auto;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: grid;
  place-items: center;
}

.hero-cover-inner img,
.hero-cover-inner svg,
.hero-cover-inner video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Section reveal animation ────────────────────────────── */

.section-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.section-reveal.revealed {
  opacity: 1;
  transform: none;
}

/* ── No-JS fallbacks ─────────────────────────────────────── */

body:not(.js-enabled) .section-reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

body:not(.js-enabled) .accordion-panel {
  max-height: none;
}

body:not(.js-enabled) .accordion-icon {
  transform: rotate(45deg);
}

body:not(.has-progress) .reading-progress {
  display: none;
}

/* ── Two-column pattern (context + collaboration) ────────── */

.cs-two-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .cs-two-col {
    flex-direction: row;
    gap: 80px;
  }
  .cs-two-col--body-first {
    flex-direction: row-reverse;
  }
  .cs-two-col-left {
    flex: 0 0 520px;
    max-width: 520px;
  }
  .cs-two-col-right {
    flex: 1 1 auto;
  }
}

.cs-eyebrow {
  display: inline-block;
  /* In flex/grid parents (e.g. .context-text uses flex column),
     align-items defaults to stretch and the pill would inflate to
     the column's full width. align-self keeps it hugging its label. */
  align-self: flex-start;
  justify-self: start;
  padding: 7px var(--space-md);
  border: 1px solid var(--color-border-hover);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  line-height: 1;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.context-section .cs-eyebrow,
.collaboration-section .cs-eyebrow {
  margin-bottom: 40px;
}

.cs-heading {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 400;
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
}

.cs-heading--sm {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}

.cs-lead {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.55;
  margin-top: var(--space-md);
  max-width: 640px;
}

.problem-heading-block .cs-lead,
.insight-heading-block .cs-lead,
.solutions-heading-block .cs-lead,
.results-heading-block .cs-lead,
.learnings-heading-block .cs-lead {
  margin-inline: auto;
}

.cs-body p {
  color: var(--color-text-secondary);
}

.cs-body p + p {
  margin-top: var(--space-md);
}

/* ── Problem grid ───────────────────────────────────────── */

.problem-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1120px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .problem-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.problem-card {
  background: var(--color-bg-elevated);
  padding: var(--space-lg);
  border-radius: var(--radius-default);
}

.problem-number {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.problem-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: var(--lh-tight);
  margin-top: var(--space-sm);
}

.problem-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
}

/* ── Insight cards ──────────────────────────────────────── */

.insight-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.insight-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .insight-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.insight-card {
  padding: 28px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.insight-card-num {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.insight-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: var(--lh-tight);
}

.insight-card-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.app-detail-mockup {
  max-width: 1280px;
  margin: var(--space-xl) auto 0;
}

.mockup-label {
  font-size: var(--fs-small);
  color: var(--color-text-tertiary);
}

/* ── App detail modal — Calendly risk & actions ───────────── */

.app-modal {
  --mock-bg: #FFFFFF;
  --mock-border: #E2E8F0;
  --mock-text: #121826;
  --mock-muted: #8E98AB;
  --mock-red: #F16063;
  --mock-green: #66CB9F;
  --mock-coral: #F67F6F;
  --mock-blue: #4C6FFF;
  --mock-logo: #006BFF;
  --mock-surface: #F4F5F7;

  background: var(--mock-bg);
  border: 1px solid var(--mock-border);
  border-radius: var(--radius-medium);
  overflow: hidden;
  color: var(--mock-text);
}

.app-modal-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--mock-border);
}

.app-modal-top {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-modal-logo {
  display: inline-grid;
  place-items: center;
  width: 23px;
  height: 29px;
  background: var(--mock-logo);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
}

.app-modal-ident {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.app-modal-name {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  color: var(--mock-text);
}

.app-modal-sub {
  font-size: 11px;
  color: var(--mock-muted);
}

.app-modal-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, max-content));
  column-gap: 16px;
  row-gap: 8px;
}

.meta-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 100px;
}

.meta-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--mock-muted);
}

.meta-val {
  font-size: 11px;
  font-weight: 500;
}

.meta-val--red { color: var(--mock-red); }
.meta-val--green { color: var(--mock-green); }
.meta-val--muted { color: var(--mock-muted); }
.meta-val--blue { color: var(--mock-blue); }

.app-modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 14px 20px 16px;
}

.app-modal-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.app-modal-col + .app-modal-col {
  gap: 8px;
}

.app-modal-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 10px;
}

.app-modal-card--concerns {
  background: rgba(241, 96, 99, 0.10);
}

.app-modal-card--depts {
  background: var(--mock-surface);
}

.app-modal-card-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--mock-red);
}

.app-modal-card-title--dark { color: var(--mock-text); }

.app-modal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.app-modal-list li {
  font-size: 10px;
  color: var(--mock-text);
}

.app-modal-list li::before {
  content: "• ";
}

.dept-row {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--mock-text);
}

.dept-count {
  color: var(--mock-muted);
}

.app-modal-actions-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--mock-muted);
  margin-bottom: 4px;
}

.action-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border: 1px solid rgba(226, 232, 240, 0.5);
  border-radius: 8px;
}

.action-title {
  font-size: 11px;
  font-weight: 600;
}

.action-desc {
  font-size: 9px;
  color: var(--mock-muted);
}

.action-card--red {
  background: rgba(241, 96, 99, 0.10);
}
.action-card--red .action-title { color: var(--mock-red); }

.action-card--green {
  background: rgba(102, 203, 159, 0.10);
}
.action-card--green .action-title { color: var(--mock-green); }

.action-card--coral {
  background: rgba(246, 127, 111, 0.10);
}
.action-card--coral .action-title { color: var(--mock-coral); }

.action-card--mute {
  background: var(--mock-surface);
}
.action-card--mute .action-title { color: var(--mock-muted); }

@media (max-width: 640px) {
  .app-modal-meta {
    grid-template-columns: 1fr 1fr;
  }
  .app-modal-body {
    grid-template-columns: 1fr;
  }
}

/* ── Solutions (featured + pair) ─────────────────────────── */

.solutions-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.solution-featured {
  padding: 32px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .solution-featured {
    grid-template-columns: 480px 1fr;
    gap: 40px;
  }
}

.solution-featured-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.solution-featured-visual {
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.solutions-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
  margin-top: 20px;
}

@media (min-width: 769px) {
  .solutions-pair {
    grid-template-columns: 1fr 1fr;
  }
}

.solution-card {
  padding: 32px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.solution-card-visual {
  aspect-ratio: 566 / 248;
  border-radius: var(--radius-small);
  background: var(--color-bg);
  display: grid;
  place-items: center;
  margin-top: auto;
}

.solution-card-visual--stacked,
.solution-card-visual--table {
  aspect-ratio: auto;
  background: transparent;
  padding: 0;
}

.solution-card-visual--stacked {
  display: flex;
  flex-direction: column;
  gap: 10px;
  place-items: stretch;
}

/* ── Decision 01 — version comparison cards ──────────────── */

.decision-versions {
  --mock-card-bg: #FFFFFF;
  --mock-panel-bg: #F8FAFC;
  --mock-border: #E2E8F0;
  --mock-text: #1E293B;
  --mock-muted: #647587;
  --mock-red: #EF4444;
  --mock-orange: #F97316;
  --mock-green: #22C55E;
  --mock-teal: #14B8A6;

  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: var(--mock-panel-bg);
  border-radius: 12px;
}

.version-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 12px;
  background: var(--mock-card-bg);
  border: 1px solid var(--mock-border);
  border-radius: 10px;
  color: var(--mock-text);
}

.version-card--v3 {
  border-color: var(--mock-teal);
}

.version-card-head {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.version-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--mock-muted);
}

.version-title {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--mock-text);
  margin: 0;
}

.version-app {
  font-size: 10px;
  font-weight: 500;
  color: var(--mock-text);
  margin: 0;
}

.version-severity {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
}

.severity-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.severity-dot--red { background: var(--mock-red); }

.severity-label--red { color: var(--mock-red); font-weight: 500; }

.severity-bar {
  display: block;
  flex: 1;
  max-width: 50px;
  height: 4px;
  border-radius: 2px;
  background: var(--mock-border);
  overflow: hidden;
  position: relative;
}

.severity-bar-fill {
  display: block;
  height: 100%;
  width: 76%;
  border-radius: 2px;
}

.severity-bar-fill--red { background: var(--mock-red); }

.severity-score {
  font-size: 10px;
  color: var(--mock-muted);
}

.version-meta {
  font-size: 10px;
  font-weight: 500;
  color: var(--mock-muted);
  margin: 0;
}

.version-meta--orange { color: var(--mock-orange); }
.version-meta--green { color: var(--mock-green); }

.version-desc {
  font-size: 9px;
  line-height: 1.45;
  color: var(--mock-muted);
  margin: 0;
}

.version-outcome {
  font-size: 10px;
  font-weight: 600;
  margin: 0;
}

.version-outcome--red { color: var(--mock-red); }
.version-outcome--orange { color: var(--mock-orange); }
.version-outcome--green { color: var(--mock-green); }

.version-arrow {
  font-size: 16px;
  color: var(--mock-muted);
  line-height: 1;
  align-self: center;
}

@media (max-width: 640px) {
  .decision-versions {
    grid-template-columns: 1fr;
    padding: 12px;
  }
  .version-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }
}

/* ── Decision 02 — workflow blocks ──────────────────────── */

.workflow-block {
  --mock-panel-bg: #F8FAFC;
  --mock-border: #E2E8F0;
  --mock-text: #1E293B;
  --mock-green: #66CB9F;
  --mock-coral: #F67F6F;

  padding: 14px 18px;
  background: var(--mock-panel-bg);
  border: 1px solid var(--mock-border);
  border-radius: 10px;
}

.workflow-title {
  display: block;
  font-size: 10px;
  font-weight: 600;
  margin-bottom: 8px;
}

.workflow-block--it .workflow-title { color: var(--mock-green); }
.workflow-block--proc .workflow-title { color: var(--mock-coral); }

.workflow-steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.workflow-steps li {
  counter-increment: step;
  font-size: 10px;
  font-weight: 400;
  color: var(--mock-text);
  line-height: 1.5;
}

.workflow-steps li::before {
  content: counter(step) ". ";
}

/* ── Decision 03 — audit trail table ────────────────────── */

.audit-table {
  --mock-card-bg: #FFFFFF;
  --mock-border: #E2E8F0;
  --mock-text: #1E293B;
  --mock-muted: #647587;
  --mock-red: #F15F63;
  --mock-coral: #F67F6F;
  --mock-green: #66CB9F;

  background: var(--mock-card-bg);
  border: 1px solid var(--mock-border);
  border-radius: 12px;
  padding: 14px 16px;
  color: var(--mock-text);
}

.audit-table-head {
  margin-bottom: 10px;
}

.audit-title {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  color: var(--mock-text);
  margin: 0 0 4px;
}

.audit-subtitle {
  font-size: 10px;
  color: var(--mock-muted);
  margin: 0;
}

.audit-row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 8px;
  padding: 6px 0;
  border-top: 1px solid var(--mock-border);
  font-size: 10px;
  align-items: center;
}

.audit-row--header {
  border-top: 0;
  font-size: 9px;
  font-weight: 600;
  color: var(--mock-muted);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--mock-border);
}

.audit-row--header + .audit-row { border-top: 0; }

.audit-who {
  font-weight: 500;
  color: var(--mock-text);
}

.audit-when {
  color: var(--mock-muted);
}

.audit-action--red { color: var(--mock-red); }
.audit-action--coral { color: var(--mock-coral); }
.audit-action--green { color: var(--mock-green); }

.solution-num {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.solution-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2rem);
  font-weight: 400;
  line-height: var(--lh-tight);
}

.solution-pair-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 400;
  line-height: var(--lh-tight);
}

.solution-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* ── Process (2-col + mockup) ───────────────────────────── */

.process-two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .process-two-col {
    grid-template-columns: 500px 1fr;
    gap: 80px;
  }
}

.process-col-right {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.process-lead {
  font-size: 14px;
  margin-top: var(--space-md);
}

.process-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: var(--space-grid);
  align-items: start;
}

.process-step-num {
  width: 44px;
  height: 44px;
  border-radius: 22px;
  background: var(--color-bg-elevated);
  display: grid;
  place-items: center;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text-primary);
}

.process-step-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.process-step-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.process-step-tag {
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  font-size: var(--fs-tag);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.process-step-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
  line-height: 1.55;
}

.restricted-view-mockup {
  max-width: 1280px;
  margin: var(--space-xl) auto 0;
}

/* ── Restricted view — compliance mode ────────────────────── */

.restricted-view {
  --mock-bg: #FFFFFF;
  --mock-border: #E2E8F0;
  --mock-surface: #F8FAFC;
  --mock-text: #1E293B;
  --mock-muted: #64748B;
  --mock-red: #F16063;
  --mock-coral: #F67F6F;
  --mock-green: #66CB9F;

  background: var(--mock-bg);
  border: 1px solid var(--mock-border);
  border-radius: var(--radius-medium);
  overflow: hidden;
  color: var(--mock-text);
}

.restricted-view-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--mock-surface);
  border-bottom: 1px solid var(--mock-border);
}

.chrome-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.chrome-dot--red { background: #FF6666; }
.chrome-dot--amber { background: #FFCC4D; }
.chrome-dot--green { background: #66CC66; }

.chrome-path {
  margin-left: 4px;
  font-size: 10px;
  color: var(--mock-muted);
}

.restricted-view-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 20px;
}

.restricted-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.restricted-stat {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 8px 10px;
  background: var(--mock-surface);
  border: 1px solid var(--mock-border);
  border-radius: 8px;
}

.restricted-stat-value {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--mock-text);
}

.restricted-stat-value--red { color: var(--mock-red); }
.restricted-stat-value--coral { color: var(--mock-coral); }
.restricted-stat-value--green { color: var(--mock-green); }

.restricted-stat-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--mock-text);
  margin-top: 2px;
}

.restricted-stat-sub {
  font-size: 8px;
  color: var(--mock-muted);
}

.restricted-table {
  display: flex;
  flex-direction: column;
}

.restricted-row {
  display: grid;
  grid-template-columns: 140px 100px 160px 50px 60px 1fr;
  align-items: center;
  font-size: 10px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(226, 232, 240, 0.3);
}

.restricted-row--header {
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  font-size: 9px;
  font-weight: 600;
  color: var(--mock-muted);
}

.restricted-row > span:nth-child(6) { display: block; }

.restricted-app {
  font-weight: 600;
  color: var(--mock-text);
}

.restricted-user {
  color: var(--mock-muted);
}

.restricted-reason {
  color: var(--mock-red);
}

.restricted-ids {
  color: var(--mock-muted);
}

.restricted-attempts--coral { color: var(--mock-coral); }
.restricted-attempts--red {
  color: var(--mock-red);
  font-weight: 700;
}

@media (max-width: 768px) {
  .restricted-stats {
    grid-template-columns: 1fr 1fr;
  }
  .restricted-table {
    overflow-x: auto;
  }
  .restricted-row {
    min-width: 560px;
  }
}

/* ── Results grid (3 result cards) ──────────────────────── */

.results-heading-block {
  max-width: 1280px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .results-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
  }
}

/* ── Learnings bars ─────────────────────────────────────── */

.learnings-heading-block {
  text-align: center;
  margin: 0 auto var(--space-xl);
  max-width: 1280px;
}

.learnings-bars {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 1280px;
  margin-inline: auto;
}

.learning-bar {
  padding: 20px 28px;
  border-radius: var(--radius-medium);
  background: var(--color-bg-elevated);
}

.learning-bar p {
  font-size: var(--fs-small);
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-text-primary);
  margin: 0;
}

/* ── D4 · Results insights list ─────────────────────────── */

.results-heading-block .cs-lead {
  margin-inline: auto;
  max-width: 820px;
}

.result-insights {
  list-style: none;
  margin: 0 auto var(--space-xl);
  padding: 0;
  max-width: 1280px;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.result-insight {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px 24px;
  border-radius: 14px;
  background: var(--color-bg-elevated);
}

.result-insight-num {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  color: var(--color-project-accent, var(--color-accent));
  padding-top: 3px;
}

.result-insight p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── D4 · Real customers ─────────────────────────────────── */

.real-customers {
  max-width: 1280px;
  margin: var(--space-xl) auto 0;
  padding: 16px 24px;
  border-radius: var(--radius-medium);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.real-customers-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-tertiary);
}

.real-customers-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.real-customers-list li {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--color-text-primary);
}

/* ── D4 · Challenge ──────────────────────────────────────── */

.challenge-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.challenge-heading-block .cs-lead {
  margin-inline: auto;
}

.challenge-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .challenge-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.challenge-card {
  padding: 28px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.challenge-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 400;
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
}

.challenge-card-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── D4 · Exploration ────────────────────────────────────── */

.exploration-heading-block {
  max-width: 1120px;
  margin: var(--space-2xl) auto var(--space-xl);
  text-align: center;
}

.exploration-heading-block .cs-lead {
  margin-inline: auto;
  max-width: 820px;
}

.exploration-models {
  display: flex;
  flex-direction: column;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
}

.model-card {
  --mock-bg: var(--color-bg);
  --mock-border: var(--color-border);
  --mock-text: var(--color-text-secondary);
  --mock-accent: var(--color-project-accent, var(--color-accent));
  padding: 40px 36px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (min-width: 769px) {
  .model-card {
    grid-template-columns: 440px 1fr;
    gap: 40px;
  }
}

.model-card-text {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.model-card-label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.model-card-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 400;
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
}

.model-card-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

.model-card-status {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
}

.model-card--shipped .model-card-status {
  color: var(--color-project-accent, var(--color-accent));
  font-weight: 500;
}

.model-card-visual {
  background: var(--mock-bg);
  border: 1px solid var(--mock-border);
  border-radius: var(--radius-medium);
  padding: 20px;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.model-mockup {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.model-mockup-header {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
}

.model-mockup-search {
  font-size: 10px;
  color: var(--color-text-tertiary);
  padding: 6px 10px;
  border: 1px solid var(--mock-border);
  border-radius: 8px;
}

.model-mockup-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.model-mockup-list li {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10px;
  color: var(--mock-text);
  padding: 6px 8px;
  border-radius: 6px;
  background: var(--color-bg-elevated);
}

.model-mockup-warn {
  font-size: 9px;
  color: var(--color-text-tertiary);
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed var(--mock-border);
}

.model-tree {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.model-tree ul {
  list-style: none;
  margin: 0;
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.model-tree li {
  font-size: 10px;
  color: var(--mock-text);
  line-height: 1.4;
}

.model-tree .lvl-1 {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-primary);
}

.model-tree .lvl-2 {
  font-weight: 500;
  color: var(--color-text-primary);
}

.model-mockup--tabs {
  gap: 12px;
}

.tab-level {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
}

.tab-level-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  padding: 3px 0;
  text-align: center;
  border-radius: 4px;
  background: var(--color-bg-elevated);
}

.tab-level-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tab-level-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-primary);
}

.tab-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tab-pill {
  font-size: 9px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--color-bg-elevated);
  color: var(--mock-text);
  border: 1px solid transparent;
}

.tab-pill.is-active {
  background: var(--mock-accent);
  color: #fff;
}

.model-mockup-caption {
  font-size: 9px;
  color: var(--color-text-tertiary);
  line-height: 1.5;
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--mock-border);
}

/* ── Shared mockup caption ───────────────────────────────── */

.mockup-caption {
  max-width: 820px;
  margin: 0 auto var(--space-md);
  text-align: center;
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.mockup-caption-eyebrow {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: 6px;
}

/* ── D4 · Solutions — decision 01 hierarchy flow ─────────── */

.hierarchy-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  width: 100%;
  align-items: stretch;
  padding: 24px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

@media (min-width: 769px) {
  .hierarchy-flow {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 8px;
    align-items: center;
  }
}

.hierarchy-step {
  padding: 14px 16px;
  border-radius: 10px;
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hierarchy-step.is-active {
  background: var(--color-project-accent-dim, var(--color-accent-dim));
  outline: 1px solid var(--color-project-accent, var(--color-accent));
}

.hierarchy-level {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.hierarchy-name {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--color-text-primary);
}

.hierarchy-step.is-active .hierarchy-name {
  color: var(--color-project-accent, var(--color-accent));
}

.hierarchy-desc {
  font-size: 9px;
  line-height: 1.4;
  color: var(--color-text-secondary);
  margin: 0;
}

.hierarchy-arrow {
  font-size: 18px;
  color: var(--color-text-tertiary);
  text-align: center;
  line-height: 1;
}

/* ── D4 · Solutions — decision 02 tab mockup sizing ──────── */

.solution-tab-mockup {
  --mock-bg: var(--color-bg);
  --mock-border: var(--color-border);
  --mock-text: var(--color-text-secondary);
  --mock-accent: var(--color-project-accent, var(--color-accent));
  padding: 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  width: 100%;
  gap: 10px;
}

/* ── D4 · Solutions — decision 03 filter mockup ──────────── */

.filter-mockup {
  padding: 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.filter-mockup-label {
  font-size: 10px;
  color: var(--color-text-tertiary);
  letter-spacing: 0.05em;
}

.filter-mockup-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.filter-mockup-search,
.filter-mockup-select,
.filter-mockup-chip {
  font-size: 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.filter-mockup-chip {
  font-size: 9px;
  background: var(--color-project-accent-dim, var(--color-accent-dim));
  border-color: transparent;
  color: var(--color-project-accent, var(--color-accent));
  font-weight: 500;
}

.filter-mockup-chip .chip-x {
  margin-left: 4px;
  opacity: 0.65;
}

.filter-mockup-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 10px;
}

.filter-mockup-table th,
.filter-mockup-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
}

.filter-mockup-table th {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  border-bottom-color: var(--color-border-hover);
}

.filter-mockup-table td {
  color: var(--color-text-secondary);
}

.filter-mockup-table tr:last-child td {
  border-bottom: none;
}

.filter-mockup-table .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-project-accent, var(--color-accent));
  margin-right: 8px;
  vertical-align: middle;
}

/* ── D4 · Dataviz "+ Create point" button ────────────────── */

.modal-btn {
  font-size: 11px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 6px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}

.modal-btn--primary {
  background: var(--color-project-accent, var(--color-accent));
  color: #fff;
}

/* ── D4 · Dataviz mockups ────────────────────────────────── */

.dataviz-mockup-wrap {
  margin: var(--space-xl) auto 0;
  max-width: 1280px;
}

.dataviz-mockup-wrap + .dataviz-mockup-wrap {
  margin-top: var(--space-lg);
}

.point-detail-mockup,
.tenant-points-mockup,
.waste-dashboard-mockup {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.point-detail-header,
.tenant-points-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 640px) {
  .tenant-points-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.point-detail-title,
.tenant-points-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--color-text-primary);
}

.point-detail-meta,
.tenant-points-meta {
  font-size: 11px;
  color: var(--color-text-tertiary);
  margin: 4px 0 0;
}

.point-detail-tabs,
.tenant-points-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--color-border);
}

.point-tab,
.tenant-tab {
  font-size: 11px;
  padding: 8px 12px;
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.point-tab.is-active,
.tenant-tab.is-active {
  color: var(--color-project-accent, var(--color-accent));
  border-bottom-color: var(--color-project-accent, var(--color-accent));
  font-weight: 500;
}

.realtime-banner {
  background: rgba(65, 148, 99, 0.12);
  color: var(--color-accent-green);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 500;
}

.signals-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.signal-row {
  display: grid;
  grid-template-columns: 80px 1fr auto auto;
  gap: 12px;
  padding: 10px 14px;
  background: var(--color-bg-elevated);
  font-size: 11px;
  align-items: center;
}

.signal-time {
  font-family: var(--font-mono, ui-monospace, monospace);
  color: var(--color-text-tertiary);
}

.signal-key {
  color: var(--color-text-secondary);
}

.signal-val {
  color: var(--color-text-primary);
  font-weight: 500;
}

.signal-temp {
  color: var(--color-text-tertiary);
}

.tenant-crumb {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10px;
  color: var(--color-text-tertiary);
}

.waste-dashboard-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-secondary);
}

.waste-metric-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 640px) {
  .waste-metric-grid { grid-template-columns: repeat(3, 1fr); }
}

.waste-metric {
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.waste-metric-label {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.waste-metric-value {
  display: flex;
  align-items: baseline;
  gap: 2px;
  color: var(--color-text-primary);
}

.wm-num {
  font-family: var(--font-display);
  font-size: 42px;
  line-height: 1;
}

.wm-unit {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--color-text-secondary);
}

.waste-metric-note {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

.trend-chart {
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.trend-chart-title {
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--color-text-primary);
}

.trend-chart-bars {
  display: grid;
  grid-template-columns: repeat(11, 1fr);
  gap: 6px;
  align-items: end;
  height: 120px;
}

.trend-bar {
  height: var(--h);
  background: var(--color-project-accent, var(--color-accent));
  border-radius: 3px 3px 0 0;
  min-height: 6px;
}

.trend-bar--watch { background: var(--color-accent-orange); }

.trend-chart-axis {
  display: grid;
  grid-template-columns: repeat(11, 1fr);
  gap: 6px;
  font-size: 9px;
  color: var(--color-text-tertiary);
  text-align: center;
}

/* Hide the hour labels on mobile — at narrow widths the 11-column row
   crushes to unreadable, and the bar trend itself reads clearly enough
   without them. Desktop keeps the full hour axis. */
@media (max-width: 768px) {
  .trend-chart-axis { display: none; }
}

.trend-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

/* ── D4 · UI patterns grid ───────────────────────────────── */

.ui-patterns-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.ui-patterns-heading-block .cs-lead {
  margin-inline: auto;
  max-width: 820px;
}

.ui-patterns-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .ui-patterns-grid { grid-template-columns: repeat(2, 1fr); }
}

.ui-pattern-card {
  padding: 28px 32px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-large);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ui-pattern-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: var(--lh-tight);
}

.ui-pattern-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── D4 · Mobile overrides ───────────────────────────────── */

@media (max-width: 768px) {
  /* Card padding — reclaim content width on 375px viewports */
  .solution-featured { padding: 24px; }
  .solutions-pair .solution-card { padding: 24px; }
  .model-card { padding: 28px 24px; }
  .ui-pattern-card { padding: 24px; }

  /* Filter mockup table — horizontal scroll for long device IDs */
  .filter-mockup-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  /* Hierarchy-flow — hide horizontal arrows when stacked */
  .hierarchy-arrow { display: none; }

  /* Safeguard against page-level horizontal scroll on case-study pages.
     Long device IDs in the filter mockup and wide flex children were
     forcing the body wider than the mobile viewport. Only loaded on
     case-study pages since this rule lives in case-study.css. */
  body { overflow-x: hidden; }

  /* Allow flex/grid children that hold mockups to shrink below their
     intrinsic content width, so internal overflow scrolls inside the
     mockup (filter-mockup-table) instead of pushing the page wider. */
  .model-card,
  .model-card-visual,
  .model-mockup,
  .solution-card,
  .solution-card-visual,
  .filter-mockup {
    min-width: 0;
    max-width: 100%;
  }

  /* Tab pattern mockup — tighten pill padding/font so a "Manage Tenant"
     row fits a 320px viewport without wrapping into a stack. */
  .model-mockup--tabs .tab-pill {
    font-size: 8px;
    padding: 3px 7px;
  }
  .model-mockup--tabs .tab-row { gap: 4px; }
}

/* ── CHK phone mockup ────────────────────────────────────── */

.phone-mockup {
  aspect-ratio: 9 / 19.5;
  border-radius: 32px;
  background: var(--color-bg-elevated);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.phone-mockup .mockup-label {
  font-size: var(--fs-small);
  color: var(--color-text-tertiary);
  padding: var(--space-md);
  text-align: center;
}

/* ── CHK hero-cover (two phones side-by-side) ────────────── */

.hero-cover-chk {
  max-width: 640px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ── CHK perspectives (problem 2-col rows + quotes) ──────── */

.perspectives-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .perspectives-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.perspective-card {
  padding: var(--space-lg);
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.perspective-label {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.perspective-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 400;
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
}

.perspective-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

.interview-quotes {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin: var(--space-lg) auto 0;
}

@media (min-width: 769px) {
  .interview-quotes {
    grid-template-columns: 1fr 1fr;
  }
}

.interview-quote {
  margin: 0;
  padding: var(--space-lg);
  border-radius: var(--radius-default);
  border: 1px solid var(--color-border);
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.interview-quote blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.45;
  color: var(--color-text-primary);
}

.interview-quote figcaption {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-text-secondary);
}

/* ── CHK insight prose (replaces insight-cards for CHK) ──── */

.insight-prose {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* ── CHK research section ────────────────────────────────── */

.research-heading-block {
  max-width: 1120px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.research-heading-block .cs-lead {
  margin-inline: auto;
  max-width: 820px;
}

.research-finding {
  padding: var(--space-lg);
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  max-width: 1280px;
  margin-inline: auto;
  /* Safety net — clip anything inside from forcing horizontal scroll
     past the section's edge on narrow viewports. */
  overflow-x: clip;
}

.research-finding--large {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
}

/* Grid items default to min-width:auto (= min-content), which on the
   mockup column was equal to the phones' intrinsic width and pushed
   the column past the viewport. Force the children to honour the
   column's allocated width. */
.research-finding--large > * {
  min-width: 0;
  max-width: 100%;
}

@media (min-width: 769px) {
  .research-finding--large {
    grid-template-columns: 1fr 460px;
    gap: 48px;
    align-items: center;
  }
}

.research-finding-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.research-finding-num {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.research-finding-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  font-weight: 400;
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
}

.research-finding-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

.vs-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-md);
  align-items: center;
  padding: 24px;
  border-radius: var(--radius-small);
  background: var(--color-bg);
}

.vs-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}

.vs-stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  font-weight: 400;
  color: var(--color-project-accent);
  line-height: 1;
}

.vs-stat-value--muted {
  color: var(--color-text-tertiary);
}

.vs-stat-label {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  color: var(--color-text-primary);
}

.vs-stat-desc {
  font-size: var(--fs-label);
  color: var(--color-text-secondary);
}

.vs-label {
  font-size: var(--fs-label);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.research-findings-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-grid);
  max-width: 1280px;
  margin: var(--space-grid) auto 0;
}

@media (min-width: 769px) {
  .research-findings-pair {
    grid-template-columns: 1fr 1fr;
  }
}

.research-finding--small {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* ── CHK decision-01 SMS flow ────────────────────────────── */

.decision-01-flow {
  margin-top: var(--space-lg);
  padding: 32px;
  border-radius: var(--radius-small);
  background: var(--color-bg);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  align-items: center;
}

@media (min-width: 769px) {
  .flow-steps {
    grid-template-columns: repeat(7, auto);
    justify-content: space-between;
    gap: var(--space-md);
  }
}

.flow-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
}

.flow-step-label {
  font-size: var(--fs-tag);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.flow-step-mini-mockup {
  width: 100%;
  max-width: 140px;
  aspect-ratio: 200 / 380;
  border-radius: var(--radius-medium);
  background: var(--color-bg-elevated);
}

.flow-arrow {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-text-tertiary);
  display: none;
}

@media (min-width: 769px) {
  .flow-arrow {
    display: inline;
  }
}

.decision-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  font-size: var(--fs-eyebrow);
  color: var(--color-project-accent);
  font-weight: 500;
}

.decision-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-project-accent);
  flex-shrink: 0;
}

/* ── CHK decision-pair phone mockups ─────────────────────── */

.decision-pair-mockups {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: auto;
}

.decision-pair-mockups .phone-mockup {
  border-radius: var(--radius-large);
}

/* ── CHK solution-featured: centered vertical stack (Figma 55:6746)
   Override the shared 2-col grid; CHK's solutions stack the text block
   above the diagram and below the outcome badge, all centered. */

body.project-chk .solution-featured {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
}

body.project-chk .solution-featured-text {
  text-align: center;
  align-items: center;
  gap: var(--space-sm);
  max-width: 880px;
}

body.project-chk .shared-data-diagram {
  width: 100%;
}

body.project-chk .decision-badge {
  align-self: flex-start;
}

/* ── CHK process outcome tag (green pill instead of week) ── */

.process-step-tag--outcome {
  align-self: flex-start;
  background: var(--color-project-accent-dim);
  color: var(--color-project-accent);
  margin-top: var(--space-xs);
}

body.project-chk .process-step-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

/* ── CHK results narrative + live-status block ───────────── */

.results-narrative {
  max-width: 820px;
  margin: var(--space-xl) auto 0;
  text-align: center;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.live-status {
  max-width: 1280px;
  margin: var(--space-xl) auto 0;
  padding: 24px 28px;
  border-radius: var(--radius-default);
  background: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.live-status-label {
  font-size: var(--fs-label);
  font-weight: 600;
  color: var(--color-project-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.live-status-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-project-accent);
  flex-shrink: 0;
}

.live-status-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── CHK context split (text left, 2 phones right) ───────── */

.context-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 1280px;
  margin-inline: auto;
}

@media (min-width: 769px) {
  .context-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 456px);
    gap: var(--space-2xl);
    align-items: center;
  }
}

.context-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.context-text .cs-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.context-visuals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  width: 100%;
}

/* ── CHK problem heading split spacing ───────────────────── */

.problem-heading-split {
  margin-bottom: var(--space-xl);
}

/* ── CHK PNG screens (context / challenge / research) ────── */

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

.challenge-card-img {
  margin-bottom: var(--space-md);
  align-self: center;
}

/* ── CHK research-finding phone mockups ──────────────────── */

.research-finding-mockup {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 200 / 400;
  border-radius: var(--radius-large);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-md);
}

.vs-stat-mockup {
  width: 100%;
  max-width: 160px;
  aspect-ratio: 200 / 400;
  border-radius: var(--radius-medium);
  background: var(--color-bg-elevated);
  margin: 0 auto var(--space-sm);
}

/* Stack mockup + value vertically in vs-stat */
.vs-stat {
  justify-items: center;
}

/* ── CHK process: 1-col (no numbered badges, per Figma) ──── */
/* The .process-step-num divs were removed from chkchat.html in
   Phase C; the 1-col grid matches Figma 55:6817/6821/6825 (title →
   desc → outcome tag, no leading number badge). */

body.project-chk .process-step {
  grid-template-columns: 1fr;
  padding-block: var(--space-md);
}

/* ── CHK insight: full-width left-aligned (matches Figma) ── */

body.project-chk .insight-heading-block {
  max-width: 1280px;
  margin: 0 auto var(--space-md);
  text-align: left;
}

body.project-chk .insight-heading-block .cs-heading {
  text-align: left;
}

body.project-chk .insight-prose {
  max-width: 1280px;
  margin: var(--space-md) auto 0;
  text-align: left;
  font-size: var(--fs-body);
  line-height: 1.75;
}

/* ── CHK hero cover: cream plate with combined 3-phone PNG ───── */

.hero-cover-plate {
  max-width: 720px;
  margin-inline: auto;
  padding: 40px 24px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-default);
  display: flex;
  justify-content: center;
}

.hero-cover-img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ── CHK Figma v2: process lead line ────────────────────── */

.process-lead {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
  line-height: 1.6;
  max-width: 480px;
}

/* ── CHK Figma v3: research stat callout (findings 02/03) ──
   Centered vertical stack ABOVE the title — value, 36×1 divider,
   uppercase label. No card chrome (transparent, no border, no bg).
   Mirrors Figma 55:6728 / 55:6736 (185×125, gap 16, cross CENTER). */

.research-stat-callout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: 0 auto var(--space-md);
  padding: 0;
  background: transparent;
  border: 0;
  text-align: center;
}

.research-stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  line-height: 1;
  color: var(--color-text-primary);
}

.research-stat-divider {
  display: block;
  width: 36px;
  height: 1px;
  background: var(--color-text-secondary);
  opacity: 0.4;
}

.research-stat-label {
  font-size: var(--fs-tag);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  line-height: 1.55;
}

/* Center the entire small finding card content (title + desc) so the
   stat callout, num eyebrow, title, and desc all stack centered. */
body.project-chk .research-finding--small {
  align-items: center;
  text-align: center;
}

/* Drop the old mockup rectangle when stat-callout is present */
.research-finding--small .research-finding-mockup { display: none; }

/* ── CHK Figma v2: shared data diagram (decision 01) ─────── */

/* ── CHK Figma v3: decision-01 horizontal flow (core | arrows | branches)
   Mirrors Figma 55:6746 — diagram is 3 columns: shared-data-layer card
   on the left, two diagonal arrows in the middle, two stacked path
   cards on the right. No card chrome on the diagram wrapper itself —
   it sits inside .solution-featured's cream plate. */

.shared-data-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: 20px;
  margin-top: var(--space-md);
  /* On mobile we stack vertically (core, arrows rotated 90°, branches);
     desktop flips to horizontal via media query below. */
}

@media (min-width: 769px) {
  .shared-data-diagram {
    flex-direction: row;
    justify-content: center;
    gap: 48px;
  }
}

.shared-data-core {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px 24px;
  border-radius: var(--radius-medium);
  background: var(--color-white);
  text-align: center;
  width: 240px;
  flex-shrink: 0;
  box-shadow: 0 1px 2px rgba(45, 32, 20, 0.04);
}

.shared-data-eyebrow {
  font-size: 9px;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
}

.shared-data-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: 1.1;
}

.shared-data-sub {
  font-size: 11px;
  color: var(--color-text-secondary);
}

.shared-data-arrows {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.shared-data-arrow {
  font-size: 28px;
  font-weight: 400;
  color: var(--color-text-secondary);
  line-height: 1;
}

/* On mobile, rotate the arrow column 90° so the flow reads top-to-bottom */
@media (max-width: 768px) {
  .shared-data-arrows {
    flex-direction: row;
    transform: rotate(90deg);
  }
}

.shared-data-branches {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 280px;
  flex-shrink: 0;
}

@media (min-width: 769px) {
  .shared-data-branches {
    width: 280px;
  }
}

.shared-data-branch {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-medium);
  background: var(--color-white);
  text-align: left;
  box-shadow: 0 1px 2px rgba(45, 32, 20, 0.04);
}

.shared-data-branch-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 14px;
}
.shared-data-branch-dot--consumer { background: #4c6fff; }
.shared-data-branch-dot--business { background: #f67f6f; }

.shared-data-branch-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.shared-data-branch-label {
  font-size: 9px;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
}

.shared-data-branch-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: 1.2;
}

.shared-data-branch-sub {
  font-size: 11px;
  color: var(--color-text-secondary);
}

/* ── CHK Figma v2: trust timeline (decision 02) ─────────── */

.solution-featured--02 {
  margin-top: var(--space-2xl);
}

/* ── CHK Figma v3: trust timeline (decision-02-flow 55:6779) ──
   Three narrow white cards on the cream plate, with → arrows in the
   gaps. Each card has a 3-dot row showing accumulating progress
   (1 filled / 2 filled / 3 filled). No outer plate chrome — the
   timeline sits transparent on the parent .solution-featured plate. */

.trust-timeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: 20px 0;
  margin-top: var(--space-md);
  background: transparent;
  border: 0;
}

@media (min-width: 769px) {
  .trust-timeline {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
}

.trust-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  padding: 24px 12px;
  width: 92px;
  flex-shrink: 0;
  background: var(--color-white);
  border-radius: var(--radius-medium);
  box-shadow: 0 1px 2px rgba(45, 32, 20, 0.04);
}

.trust-step-label {
  font-size: 9px;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
}

.trust-step-dots {
  display: flex;
  gap: 4px;
}

.trust-step-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(120, 100, 80, 0.15);
}

.trust-step-dot--filled {
  background: #66cb9f;
}

.trust-step-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: 1.25;
}

.trust-step-sub {
  font-size: 11px;
  color: var(--color-text-secondary);
  line-height: 1.35;
}

.trust-step-arrow {
  font-size: 16px;
  color: var(--color-text-secondary);
  display: none;
  line-height: 1;
}

@media (min-width: 769px) {
  .trust-step-arrow {
    display: inline-flex;
    align-items: center;
  }
}

/* ── CHK research finding-01 large mockup (holds 2 PNGs side-by-side) ─ */

.research-finding-mockup--large {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  background: transparent;
  border: 0;
  padding: 0;
}

/* The two phone <img>s default to min-width:auto (= their intrinsic
   width), so on narrow viewports they refuse to shrink and overflow
   the section. Allow them to flex down equally to share the row. */
.research-finding-mockup--large > img {
  min-width: 0;
  flex: 1 1 0;
  max-width: 200px;
  height: auto;
}

/* Phone-screen base — all sizes driven by container-query-width so every
   variant scales proportionally with its host rectangle */
.phone-screen {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  container-type: inline-size;
  font-size: clamp(5px, 7cqw, 11px);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.25;
  overflow: hidden;
}

/* Status bar */
.ps-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9em 1.1em 0.3em;
  font-size: 0.85em;
  font-weight: 600;
}
.ps-status-group { display: inline-flex; gap: 0.4em; align-items: center; }
.ps-sig, .ps-bat {
  display: inline-block;
  width: 1em;
  height: 0.5em;
  background: var(--color-text-primary);
  border-radius: 1px;
  opacity: 0.6;
}
.ps-bat { width: 1.1em; border: 1px solid currentColor; background: transparent; position: relative; }
.ps-bat::after { content: ''; position: absolute; inset: 1px; background: currentColor; width: 70%; }

/* Header */
.ps-header {
  padding: 0.5em 1.1em 0.6em;
  font-size: 1.15em;
  font-weight: 700;
}
.ps-header--back {
  display: flex;
  align-items: center;
  gap: 0.5em;
  font-size: 1em;
}
.ps-back { opacity: 0.6; font-weight: 500; }
.ps-header--stacked { display: flex; flex-direction: column; gap: 0.2em; }
.ps-header-title { font-size: 1.15em; font-weight: 700; }
.ps-header-meta { font-size: 0.75em; color: var(--color-project-accent); font-weight: 600; }

/* Search */
.ps-search {
  margin: 0 1.1em 0.7em;
  background: rgba(45, 32, 20, 0.05);
  border-radius: 0.6em;
  padding: 0.5em 0.8em;
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.5em;
  font-size: 0.8em;
}
.ps-search-dot {
  width: 0.7em; height: 0.7em; border-radius: 50%;
  border: 1px solid currentColor;
  opacity: 0.6;
}

/* List area */
.ps-list {
  flex: 1;
  padding: 0 1.1em;
  display: flex;
  flex-direction: column;
  gap: 0.5em;
  overflow: hidden;
}
.ps-list--dense { gap: 0.3em; }

/* Generic list item (store/contact row) */
.ps-item {
  display: flex;
  align-items: center;
  gap: 0.7em;
  padding: 0.45em 0;
  border-bottom: 1px solid rgba(45, 32, 20, 0.05);
}
.ps-contact {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.35em 0;
  border-bottom: 1px solid rgba(45, 32, 20, 0.05);
}

/* Avatars */
.ps-avatar {
  width: 2.4em;
  height: 2.4em;
  border-radius: 0.4em;
  background: linear-gradient(135deg, #C8AA96, #A08670);
  flex-shrink: 0;
}
.ps-avatar--b { background: linear-gradient(135deg, #AAB9C8, #7F92A5); }
.ps-avatar--c { background: linear-gradient(135deg, #B9C3AF, #8CA085); }
.ps-avatar--d { background: linear-gradient(135deg, #DCB5AF, #B88982); }
.ps-avatar--circle { border-radius: 50%; }
.ps-avatar--lg { width: 3.2em; height: 3.2em; }

.ps-item-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.1em;
  overflow: hidden;
}
.ps-item-title {
  font-weight: 600;
  font-size: 0.88em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ps-item-sub {
  font-size: 0.72em;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ps-item-badge {
  display: inline-block;
  margin-top: 0.15em;
  background: var(--color-green-dim);
  color: var(--color-project-accent);
  font-size: 0.7em;
  padding: 0.1em 0.5em;
  border-radius: 100px;
  font-weight: 600;
  align-self: flex-start;
}
.ps-item-badge--sm { font-size: 0.65em; }

/* Chips (Knytt kontakt, Følg) */
.ps-chip {
  font-size: 0.72em;
  font-weight: 600;
  padding: 0.25em 0.6em;
  border-radius: 100px;
}
.ps-chip--ghost {
  color: var(--color-project-accent);
  border: 1px solid var(--color-project-accent);
}
.ps-chip--follow {
  color: var(--color-white);
  background: var(--color-project-accent);
}

/* Bottom nav dots */
.ps-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0.6em 1.4em 0.9em;
  border-top: 1px solid rgba(45, 32, 20, 0.06);
}
.ps-nav-dot {
  width: 0.8em;
  height: 0.8em;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  opacity: 0.35;
}
.ps-nav-dot--active {
  opacity: 1;
  background: var(--color-text-primary);
}

/* Bottom action buttons (contacts variant) */
.ps-bottom-actions {
  display: flex;
  flex-direction: column;
  gap: 0.4em;
  padding: 0.6em 1.1em 0.9em;
  border-top: 1px solid rgba(45, 32, 20, 0.06);
}
.ps-btn {
  text-align: center;
  padding: 0.5em;
  border-radius: 0.5em;
  font-weight: 600;
  font-size: 0.85em;
}
.ps-btn--primary {
  background: var(--color-project-accent);
  color: var(--color-white);
}
.ps-btn--ghost {
  color: var(--color-text-tertiary);
  font-size: 0.75em;
  padding: 0.2em;
}

/* Feed cards (inbox variant) */
.ps-feed {
  display: flex;
  gap: 0.6em;
  padding: 0.5em 0;
  border-bottom: 1px solid rgba(45, 32, 20, 0.05);
}
.ps-feed-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2em;
}
.ps-feed-head {
  display: flex;
  gap: 0.4em;
  align-items: center;
}
.ps-feed-text {
  font-size: 0.75em;
  color: var(--color-text-secondary);
  line-height: 1.35;
  margin: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* CTA bar pinned to bottom (inbox) */
.ps-cta-bar {
  text-align: center;
  padding: 0.6em;
  margin: 0.4em 1.1em 0.8em;
  background: var(--color-project-accent);
  color: var(--color-white);
  border-radius: 0.5em;
  font-weight: 600;
  font-size: 0.8em;
}

/* Tabs (feed variant, profile variant) */
.ps-tabs {
  display: flex;
  padding: 0.3em 1.1em 0.7em;
  gap: 1em;
  border-bottom: 1px solid rgba(45, 32, 20, 0.05);
}
.ps-tab {
  font-size: 0.9em;
  font-weight: 600;
  color: var(--color-text-tertiary);
  padding-bottom: 0.2em;
}
.ps-tab--active {
  color: var(--color-text-primary);
  border-bottom: 2px solid var(--color-project-accent);
}

/* Profile variant */
.ps-profile-hero {
  height: 20%;
  background: linear-gradient(135deg, #786450, #5F4E3F);
}
.ps-profile-id {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.6em 1.1em;
  margin-top: -1.5em;
  position: relative;
}
.ps-profile-id .ps-avatar--lg {
  border: 2px solid var(--color-white);
}
.ps-profile-tabs {
  display: flex;
  padding: 0.3em 1.1em 0.5em;
  gap: 1em;
  border-bottom: 1px solid rgba(45, 32, 20, 0.05);
}
.ps-profile-body {
  flex: 1;
  padding: 0.7em 1.1em;
  font-size: 0.78em;
  color: var(--color-text-secondary);
  line-height: 1.45;
  overflow: hidden;
}
.ps-profile-body p { margin: 0; }

/* Challenge-card-visual no longer needs its own bg/border — phone-screen fills it */
.challenge-card-visual {
  max-width: 220px;
  background: var(--color-white);
  border-radius: 18px;
}

/* Context visuals: swap bg/border so phones stand out on elevated section */
.context-visuals .phone-mockup {
  background: var(--color-white);
  border-radius: 24px;
}

/* On very narrow screens, phone-screen internal sizing needs a lower floor */
@media (max-width: 520px) {
  .phone-screen { font-size: clamp(4px, 8cqw, 9px); }
}

/* ── Reduced motion ──────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .section-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
}