/* Per-case accent color (default = Brick red).
   Each case article sets --brick-accent on itself. */
:root { --brick-accent: #EE2C24; }
article[data-screen-label="Case: Brick"]            { --brick-accent: #EE2C24; }
article[data-screen-label="Case: Desertification"]  { --brick-accent: #56C02B; }
article[data-screen-label="Case: VR Supermarket"]   { --brick-accent: #2D6BB4; }
article[data-screen-label="Case: Katana"]           { --brick-accent: #000000; }

/* ============================================================
   Brick case study — bespoke layout styles.
   Editorial · monochrome · borderless (matches user override).
   ============================================================ */

/* Hero ─ title + meta on left rail, video flush to viewport right */
.brick-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: stretch;
  padding: 24px 0;
  max-width: none;
  margin: 0;
  width: 100%;
}
.brick-hero-left {
  max-width: 560px;
  /* align text left edge with the 1200-centered axis used by other sections */
  margin-left: max(32px, calc((100vw - 1200px) / 2 + 32px));
}
.brick-hero-right {
  align-self: stretch;
  display: flex;
  overflow: hidden;
}
.brick-hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.brick-hero-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  display: block;
  padding: 24px;
}
@media (max-width: 900px) {
  .brick-hero { grid-template-columns: 1fr; padding: 24px 0; }
  .brick-hero-left { margin-left: 32px; margin-right: 32px; }
  .brick-hero-right { aspect-ratio: 4/5; }
}
.brick-eyebrow { font-size: 17px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 32px; }
.brick-title { font-size: clamp(80px, 11vw, 184px); line-height: 0.85; letter-spacing: -0.04em; text-transform: uppercase; font-weight: 400; }
.brick-title-red, .brick-title-red * { color: var(--brick-accent); }
.brick-title-logo { display: block; padding: 0; margin: 0 0 8px; }
.brick-title-logo img { display: block; width: 100%; max-width: 560px; height: auto; -webkit-user-drag: none; user-select: none; }
.brick-tags { margin-top: 18px; font-size: 17px; letter-spacing: 0.14em; text-transform: uppercase; }

.brick-meta { margin-top: 40px; display: flex; flex-direction: column; gap: 4px; }
.brick-meta-row { display: grid; grid-template-columns: 160px 1fr; gap: 24px; padding: 10px 0; }
.brick-meta-key { font-size: 17px; letter-spacing: 0.14em; text-transform: uppercase; }
.brick-meta-val { font-size: 17px; line-height: 1.5; }

/* Hero subtitle + secondary CTA */
.brick-subtitle { margin-top: 28px; font-size: 22px; line-height: 1.4; letter-spacing: -0.005em; max-width: 620px; text-wrap: balance; color: rgba(0,0,0,0.78); }
.brick-hero-cta { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; padding: 12px 18px; border: 1px solid rgba(0,0,0,0.18); text-decoration: none; transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease; }
.brick-hero-cta:hover { background: #000; color: #fff; border-color: #000; }
.brick-hero-cta, .brick-hero-cta * { color: #000; }
.brick-hero-cta:hover, .brick-hero-cta:hover * { color: #fff; }

/* Metrics strip ─ 3 cells, big numerals */
.brick-strip { display: grid; grid-template-columns: repeat(4, 1fr); padding: 56px 32px 56px; max-width: 1200px; margin: 0 auto; gap: 0 32px; width: 100%; }
.brick-strip-cell { display: flex; flex-direction: column; gap: 14px; }
.brick-strip-num, .brick-strip-cell .stat-num { font-size: clamp(40px, 4.4vw, 64px); letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; color: var(--brick-accent); }
.brick-strip-desc { font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; line-height: 1.45; max-width: 220px; }

/* Generic section: label rail (42) + body (58) */
.brick-section { display: grid; grid-template-columns: 42% 58%; padding: 48px 32px; max-width: 1200px; margin: 0 auto; width: 100%; }
.brick-label { font-size: 17px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; padding-top: 4px; }
.brick-label-asset { display: block; width: 160px; height: auto; margin-top: 28px; }
.vr-results-plot { width: 100%; max-width: 380px; border: 1px solid rgba(0,0,0,0.08); }
.vr-method-photo { width: 100%; max-width: 420px; border: 1px solid rgba(0,0,0,0.08); margin-top: 20px; }
.brick-body { max-width: 620px; }
.brick-body > p { font-size: 17px; line-height: 1.65; text-wrap: pretty; }
.brick-body > p + p { margin-top: 18px; }
.brick-lead { font-size: 22px; line-height: 1.5; letter-spacing: -0.01em; text-wrap: balance; margin-bottom: 22px; }
.brick-lead-sm { font-size: 19px; line-height: 1.5; letter-spacing: -0.005em; margin-bottom: 22px; }
.brick-sublabel { font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; margin-top: 28px; margin-bottom: 10px; font-weight: 500; }
.brick-sublabel-spaced { margin-top: 44px; }

/* Statement callout (research question, outcome) */
.brick-statement { font-size: clamp(36px, 4.4vw, 64px); line-height: 1.18; letter-spacing: -0.025em; font-weight: 400; text-wrap: balance; }

/* Pull-quote (no left rule — matches borderless override) */
.brick-quote { background: var(--brick-accent); padding: 22px 24px; margin: 24px 0; }
.brick-quote, .brick-quote * { color: #fff; }
.brick-quote p { font-size: 19px; line-height: 1.5; font-style: italic; text-wrap: pretty; }
.brick-quote-src { display: block; margin-top: 12px; font-size: 13px; letter-spacing: 0.06em; color: rgba(255,255,255,0.85); font-style: normal; }

/* Persona cards */
.brick-personas { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; }
.brick-persona { background: rgba(0,0,0,0.025); padding: 22px; }
.brick-personas:not(.brick-personas-portrait) .brick-persona { background: var(--brick-accent); }
.brick-personas:not(.brick-personas-portrait) .brick-persona,
.brick-personas:not(.brick-personas-portrait) .brick-persona * { color: #fff; }
.brick-personas:not(.brick-personas-portrait) .brick-persona-meta { color: rgba(255,255,255,0.85); }
.brick-persona-initial { font-size: 44px; line-height: 1; letter-spacing: -0.02em; margin-bottom: 18px; }
.brick-persona-name { font-size: 15px; letter-spacing: 0.14em; text-transform: uppercase; }
.brick-persona-meta { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(0,0,0,0.55); margin-top: 4px; margin-bottom: 14px; line-height: 1.5; }
.brick-persona-body { font-size: 15px; line-height: 1.55; }

/* Persona portrait variant — used in Desert case */
.brick-personas-portrait .brick-persona {
  background: var(--brick-accent);
  padding: 22px;
}
.brick-personas-portrait .brick-persona,
.brick-personas-portrait .brick-persona * { color: #fff; }
.brick-personas-portrait .brick-persona-meta { color: rgba(255,255,255,0.85); }
.brick-personas-portrait .brick-persona-name-lg,
.brick-personas-portrait .brick-persona-name-lg * { color: #fff; }
.brick-persona-portrait { width: 100%; aspect-ratio: 4/5; overflow: hidden; margin-bottom: 18px; border-radius: 2px; background: rgba(0,0,0,0.05); }
.brick-persona-portrait img { width: 100%; height: 100%; object-fit: cover; display: block; -webkit-user-drag: none; user-select: none; }
.brick-persona-name-lg { font-size: 28px; line-height: 1.1; letter-spacing: -0.015em; margin-bottom: 4px; }
.brick-persona-name-lg, .brick-persona-name-lg * { color: #000; }

/* Requirements list */
.brick-reqlist { display: flex; flex-direction: column; }
.brick-req { display: grid; grid-template-columns: 80px 1fr; gap: 16px; padding: 22px 0; }
.brick-req-key { font-size: 13px; letter-spacing: 0.14em; color: rgba(0,0,0,0.45); padding-top: 6px; font-variant-numeric: tabular-nums; }
.brick-req-title { font-size: 30px; font-weight: 400; letter-spacing: -0.01em; margin-bottom: 8px; }
.brick-req-body { font-size: 15px; line-height: 1.6; color: rgba(0,0,0,0.72); }

/* Research objectives — 2x2 grid */
.brick-obj-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 24px; margin-top: 20px; }
.brick-obj { font-size: 17px; line-height: 1.5; text-wrap: pretty; }

/* Design decisions */
.brick-decisions { display: flex; flex-direction: column; gap: 36px; margin-top: 28px; }
.brick-decision-title { font-size: 22px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.3; margin-bottom: 14px; }
.brick-decision-num { font-size: 13px; letter-spacing: 0.14em; color: rgba(0,0,0,0.45); margin-right: 14px; font-weight: 400; vertical-align: 4px; font-variant-numeric: tabular-nums; }
.brick-decision-vs { color: rgba(0,0,0,0.4); font-weight: 400; font-style: italic; }
.brick-decision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.brick-decision-cell { background: rgba(0,0,0,0.025); padding: 18px 20px; }
.brick-decision-cap { font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(0,0,0,0.55); display: block; margin-bottom: 10px; }
.brick-decision-cell p { font-size: 15px; line-height: 1.55; text-wrap: pretty; }

/* Design system block */
.brick-ds-grid { display: grid; grid-template-columns: 1.2fr 1fr 0.9fr; gap: 12px; margin-top: 32px; }
.brick-ds-card { background: rgba(0,0,0,0.025); padding: 22px; min-height: 320px; }
.brick-ds-cap { font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(0,0,0,0.55); display: block; margin-bottom: 18px; }
.brick-swatches { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.brick-swatches li { display: flex; gap: 14px; align-items: center; }
.brick-swatch { width: 38px; height: 38px; border-radius: 8px; flex-shrink: 0; display: block; }
.brick-swatches b { font-weight: 500; font-size: 14px; display: block; }
.brick-swatches span:not(.brick-swatch) { font-size: 12px; color: rgba(0,0,0,0.5); letter-spacing: 0.04em; }
.brick-ds-aa { font-size: 80px; line-height: 1; letter-spacing: -0.04em; margin-bottom: 14px; }
.brick-ds-typename { font-size: 15px; }
.brick-ds-typename b { font-weight: 500; }
.brick-ds-weights { font-size: 12px; color: rgba(0,0,0,0.5); margin-top: 6px; font-variant-numeric: tabular-nums; }
.brick-ds-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.brick-ds-list li { font-size: 14px; line-height: 1.4; padding-left: 16px; position: relative; }
.brick-ds-list li::before { content: "—"; position: absolute; left: 0; color: rgba(0,0,0,0.45); }

/* CTA row */
.brick-cta-wrap { max-width: 1200px; margin: 0 auto; padding: 32px 32px 64px; width: 100%; }
.brick-cta { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; background: rgba(0,0,0,0.025); padding: 26px; margin-top: 12px; }
.brick-cta-title { font-size: 22px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.2; margin-bottom: 8px; max-width: 220px; }
.brick-cta-body { font-size: 13px; line-height: 1.5; color: rgba(0,0,0,0.6); max-width: 220px; }
.brick-cta-btn { font-family: inherit; font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; background: var(--brick-accent); color: #fff; padding: 16px 22px; border: 1px solid var(--brick-accent); white-space: nowrap; cursor: pointer; transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease; }
.brick-cta-btn, .brick-cta-btn * { color: #fff; }
.brick-cta-btn:hover, .brick-cta-btn:hover * { color: var(--brick-accent); }
.brick-cta-btn:hover { background: #fff; border-color: var(--brick-accent); }

/* Screens grid — 4 cols × 2 rows of phone screenshots */
.brick-screens-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px 24px;
  padding: 32px 32px 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.brick-screen-fig { display: flex; flex-direction: column; gap: 14px; margin: 0; }
article[data-screen-label="Case: Katana"] .brick-screens-grid { grid-template-columns: repeat(3, 1fr); }
.brick-screen {
  aspect-ratio: 9/19.5;
  overflow: hidden;
  background: rgba(0,0,0,0.025);
  border-radius: 24px;
  border: 1px solid rgba(0,0,0,0.08);
}
.brick-screen img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brick-screen-cap { display: flex; flex-direction: column; gap: 6px; padding: 0 2px; }
.brick-screen-name { font-size: 22px; font-weight: 400; letter-spacing: -0.01em; }
.brick-screen-body { font-size: 13px; line-height: 1.45; color: rgba(0,0,0,0.6); }

/* Stats strip */
.brick-stats { display: grid; grid-template-columns: repeat(4, 1fr); padding: 56px 32px; max-width: 1200px; margin: 0 auto; gap: 0 32px; width: 100%; }
.brick-stats.brick-stats-inline { padding: 28px 0 36px; margin: 12px 0 8px; max-width: none; gap: 0 24px; }
.brick-stats.brick-stats-inline .brick-stat > :first-child, .brick-stats.brick-stats-inline .brick-stat-num { font-size: clamp(28px, 3vw, 40px); }
.brick-stat { display: flex; flex-direction: column; gap: 12px; }
.brick-stat > :first-child, .brick-stat-num { font-size: clamp(36px, 4vw, 56px); letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; color: var(--brick-accent); }
.brick-stat .brick-stat-num-plain { color: #000; }
.brick-stat > span:last-child { font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; }

/* Usability — bar chart */
.brick-bars { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.brick-bar-row { display: grid; grid-template-columns: 180px 1fr 56px; gap: 16px; align-items: center; }
.brick-bar-label { font-size: 14px; }
.brick-bar-track { height: 6px; background: rgba(0,0,0,0.08); position: relative; }
.brick-bar-fill { height: 100%; background: var(--brick-accent); }
.brick-bar-pct { font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; color: rgba(0,0,0,0.62); }

/* Key findings — numbered list, rounded black border per card */
.brick-findings { display: flex; flex-direction: column; gap: 16px; }
.brick-finding {
  display: grid; grid-template-columns: 40px 1fr; gap: 14px;
  padding: 22px 26px;
}
.brick-finding-num { font-size: 13px; letter-spacing: 0.14em; color: rgba(0,0,0,0.45); padding-top: 4px; font-variant-numeric: tabular-nums; }
.brick-finding-title { font-size: 30px; font-weight: 400; letter-spacing: -0.01em; margin-bottom: 8px; color: var(--brick-accent); }
.brick-finding p { font-size: 15px; line-height: 1.6; color: rgba(0,0,0,0.72); text-wrap: pretty; }

/* Before / After cards */
.brick-ba { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.brick-ba-card { background: rgba(0,0,0,0.025); padding: 22px; }
.brick-ba-tag { display: inline-block; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; padding: 5px 10px; margin-bottom: 18px; }
.brick-ba-tag-before { background: #fff; color: #000; border: 1px solid rgba(0,0,0,0.2); }
.brick-ba-tag-after, .brick-ba-tag-after * { background: var(--brick-accent); color: #fff; }
.brick-ba-title { font-size: 17px; font-weight: 500; margin-bottom: 10px; }
.brick-ba-card p { font-size: 15px; line-height: 1.6; }

/* Reflection — two columns */
.brick-reflect { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 12px; }
.brick-bullets { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.brick-bullets li { font-size: 15px; line-height: 1.55; padding-left: 16px; position: relative; text-wrap: pretty; }
.brick-bullets li::before { content: "—"; position: absolute; left: 0; color: rgba(0,0,0,0.45); }

/* Statement (smaller, used in Takeaway openers) */
.brick-statement-sm { font-size: clamp(22px, 2.4vw, 32px); line-height: 1.3; letter-spacing: -0.015em; font-weight: 400; margin-bottom: 18px; text-wrap: balance; }

/* KNS selected-posts — infinite horizontal marquee */
.kns-marquee {
  width: 100%;
  overflow: hidden;
  padding: 8px 0 64px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}
.kns-marquee-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: kns-marquee 38s linear infinite;
}
.kns-marquee:hover .kns-marquee-track { animation-play-state: paused; }
.kns-post {
  flex: 0 0 auto;
  width: 320px;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: rgba(0,0,0,0.025);
  border-radius: 4px;
}
.kns-post img { width: 100%; height: 100%; object-fit: cover; display: block; }
@keyframes kns-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(calc(-50% - 8px)); }
}
@media (max-width: 900px) {
  .kns-post { width: 240px; }
}
@media (prefers-reduced-motion: reduce) {
  .kns-marquee-track { animation: none; }
}

/* Section nav (TOC) — dropdown, left-aligned */
.brick-toc {
  display: flex;
  justify-content: flex-start;
  padding: 18px 32px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.brick-toc-select {
  font-family: inherit;
  font-size: 17px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.7);
  background: transparent;
  border: 1px solid rgba(0,0,0,0.18);
  padding: 14px 44px 14px 22px;
  text-align: left;
  text-align-last: left;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%23000' stroke-width='1.4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 18px center;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.brick-toc-select:hover { color: #000; border-color: #000; }
.brick-toc-select:focus { outline: 2px solid #000; outline-offset: 2px; }
@media (max-width: 900px) {
  .brick-toc { padding: 14px 32px; }
  .brick-toc-select { font-size: 15px; padding: 12px 40px 12px 18px; }
}

/* Outcome themes — 3-column breakdown of 14 recommendations */
.brick-sublabel-cased { text-transform: none; letter-spacing: -0.01em; }

.brick-outcome-count {
  display: block;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: rgba(0,0,0,0.45);
  margin-top: 8px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  text-transform: uppercase;
}
.brick-outcome-title { display: flex; flex-direction: column; justify-content: space-between; gap: 0; min-height: 86px; }

/* Reflection — extra row */
.brick-reflect-spaced { margin-top: 40px; }

/* Prototype peek — long-press to enlarge */
.brick-screen {
  cursor: zoom-in;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  outline: none;
}
.brick-screen:focus, .brick-screen:focus-visible { outline: none; }
.brick-screen img { -webkit-user-drag: none; user-select: none; pointer-events: none; }
.brick-peek {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.7);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.24s ease;
}
.brick-peek img {
  height: 88vh;
  width: auto;
  max-width: 92vw;
  border-radius: 32px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.5);
  transform: scale(0.4);
  transition: transform 0.26s cubic-bezier(.22,1,.36,1);
  display: block;
}
.brick-peek-open { opacity: 1; }
.brick-peek-open img { transform: scale(1); }
@media (prefers-reduced-motion: reduce) {
  .brick-peek, .brick-peek img { transition: none; }
}

/* Hold-to-enlarge affordance — content images are peekable, thumbnails are not */
#app img { cursor: zoom-in; -webkit-user-drag: none; }
#app .hero-proj img, #app .nav-proj-link img, #app .proj-footer-next img,
#app .proj-hero-obj, #app .brick-title-logo img { cursor: pointer; }

/* Nav — active project thumbnail (current page) is not interactive */
.nav-proj-link.active img { -webkit-user-drag: none; user-select: none; pointer-events: none; }

/* Strategy section — 2x2 full-bleed grid (no left rail) */
.brick-section-wide { display: block; padding: 32px 32px 60px; max-width: 1200px; margin: 0 auto; width: 100%; }
.brick-section-wide .brick-label { margin-bottom: 32px; }
.brick-body-wide { max-width: none; padding: 0; }
.brick-strategy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.brick-strategy-card {
  padding: 28px 28px 32px;
  border: none;
  border-radius: 0;
  background: var(--brick-accent);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.brick-strategy-card, .brick-strategy-card * { color: #fff; }
.brick-strategy-card .brick-finding-num { color: rgba(255,255,255,0.85); padding-top: 0; }
.brick-strategy-card .brick-finding-title { color: #fff; margin-bottom: 0; }
.brick-strategy-card p { color: rgba(255,255,255,0.92); }
@media (max-width: 720px) {
  .brick-strategy-grid { grid-template-columns: 1fr; }
}

/* Desert infographic */
.desert-infographic-wrap {
  display: flex;
  justify-content: center;
  padding: 32px 32px 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.desert-infographic {
  width: 100%;
  max-width: 720px;
  height: auto;
  display: block;
  border: 1px solid rgba(0,0,0,0.08);
}

/* "Final pick" tag on CTA list items */
.brick-bullets-mark li.is-chosen { font-weight: 600; }
.brick-bullet-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brick-accent);
  font-weight: 600;
}

/* VR Supermarket case — stimuli, conditions, results */
.vr-stimuli-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 0 32px 56px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.vr-stimulus { margin: 0; display: flex; flex-direction: column; gap: 12px; }
.vr-stimulus-img { aspect-ratio: 4/3; overflow: hidden; background: #f3f3f3; cursor: zoom-in; touch-action: none; user-select: none; }
.vr-stimulus-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vr-stimulus-cap { display: flex; flex-direction: column; gap: 4px; }
.vr-stimulus-name { font-size: 22px; font-weight: 400; letter-spacing: -0.005em; }
.vr-stimulus-body { font-size: 14px; color: rgba(0,0,0,0.65); line-height: 1.5; }

.vr-layout-wrap { max-width: 720px; margin: 0 auto; padding: 0 32px 64px; width: 100%; }
.vr-layout { width: 100%; height: auto; display: block; border: 1px solid rgba(0,0,0,0.08); }

.vr-lab-wrap { max-width: 720px; margin: 0 auto; padding: 0 32px 64px; width: 100%; }
.vr-lab { width: 100%; height: auto; display: block; border: 1px solid rgba(0,0,0,0.08); }

/* Lab session — photo left + text right, inside Method body */
.vr-lab-inline {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  margin-top: 32px;
  align-items: start;
}
.vr-lab-photo img { width: 100%; height: auto; display: block; -webkit-user-drag: none; user-select: none; }
.vr-lab-text { padding-top: 4px; }
.vr-lab-text p { font-size: 15px; line-height: 1.55; color: rgba(0,0,0,0.75); }
@media (max-width: 720px) {
  .vr-lab-inline { grid-template-columns: 1fr; }
}

.vr-cond-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  padding: 8px 32px 64px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.vr-cond { margin: 0; display: flex; flex-direction: column; gap: 16px; }
.vr-cond-img { aspect-ratio: 16/10; overflow: hidden; cursor: zoom-in; touch-action: none; user-select: none; background: #f3f3f3; }
.vr-cond-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vr-cond-cap { display: flex; flex-direction: column; gap: 8px; }
.vr-cond-name { font-size: 22px; font-weight: 400; letter-spacing: -0.01em; color: var(--brick-accent); }
.vr-cond-cap p { font-size: 15px; line-height: 1.55; color: rgba(0,0,0,0.75); }

.vr-hyp-list { display: flex; flex-direction: column; gap: 12px; margin-top: 12px; }
.vr-hyp {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 22px 24px;
  border: none;
  background: var(--brick-accent);
  color: #fff;
}
.vr-hyp:last-child { border-bottom: none; }
.vr-hyp, .vr-hyp * { color: #fff; }
.vr-hyp-id { font-size: 22px; font-weight: 600; letter-spacing: 0.02em; padding-top: 0; color: #fff; }
.vr-hyp p { font-size: 16px; line-height: 1.55; color: #fff; }

.vr-framework { display: flex; justify-content: center; padding: 16px 0 0; }
.vr-framework img { max-width: 100%; height: auto; display: block; }

.vr-results-table { margin-top: 24px; border-top: 1px solid #000; }
.vr-results-row { display: grid; grid-template-columns: 70px 1.6fr 1.2fr 0.7fr 0.8fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid rgba(0,0,0,0.1); align-items: baseline; font-size: 14px; line-height: 1.4; }
.vr-results-head { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(0,0,0,0.55); border-bottom: 1px solid rgba(0,0,0,0.2); padding: 12px 0; }
.vr-results-hyp { font-weight: 600; font-variant-numeric: tabular-nums; }
.vr-results-mean, .vr-results-p, .vr-results-d { font-variant-numeric: tabular-nums; }
.vr-results-status { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; }
.vr-results-trend { color: var(--brick-accent); }
.vr-results-ns { color: rgba(0,0,0,0.4); }
.vr-results-row.is-trend { background: rgba(45,107,180,0.04); }

.vr-plot-wrap { max-width: 720px; margin: 0 auto; padding: 8px 32px 64px; width: 100%; }
.vr-plot { width: 100%; height: auto; display: block; border: 1px solid rgba(0,0,0,0.08); }

/* SSI × Condition interaction — plot left + text right, inside Results body */
.vr-plot-inline {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 24px;
  margin-top: 16px;
  align-items: start;
}
.vr-plot-photo img { width: 100%; height: auto; display: block; border: 1px solid rgba(0,0,0,0.08); }
.vr-plot-text { padding-top: 4px; }
.vr-plot-text p { font-size: 15px; line-height: 1.55; color: rgba(0,0,0,0.75); }
.vr-plot-text p + p { margin-top: 12px; }
@media (max-width: 720px) {
  .vr-plot-inline { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .vr-stimuli-grid, .vr-cond-grid { grid-template-columns: 1fr; }
  .vr-results-row { grid-template-columns: 60px 1fr; gap: 8px; }
  .vr-results-head { display: none; }
  .vr-results-row > span:not(.vr-results-hyp):not(.vr-results-status) { grid-column: 2; }
}

/* KNS Selected Posts — 1:1 square thumbnails (override the mobile-screen aspect ratio) */
article[data-screen-label="Case: Katana"] .brick-screen { aspect-ratio: 1 / 1; }
article[data-screen-label="Case: Katana"] .brick-screen img { object-fit: cover; }

/* KNS case specific */
.kns-brief-img { width: 100%; max-width: 360px; height: auto; }
.kns-brief-img + .kns-brief-img { margin-top: 12px; }
.kns-brief-label { display: flex; flex-direction: column; }
.kns-brief-media { flex: 1 1 0; min-height: 0; margin-top: 28px; display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.kns-brief-media .kns-brief-img { flex: 1 1 0; min-height: 0; width: auto; height: 100%; max-width: 100%; object-fit: contain; object-position: left top; margin: 0; }
.kns-phase-img { width: 100%; max-width: 380px; height: auto; }

.kns-slideshow { position: relative; width: 100%; max-width: 380px; aspect-ratio: 4/3; margin-top: 20px; overflow: hidden; background: rgba(0,0,0,0.04); }
.kns-slideshow img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }

.kns-contrib-label { display: flex; flex-direction: column; }
.kns-contrib-media { margin-top: auto; padding-top: 28px; }
.kns-contrib-asset { width: 100%; max-width: 300px; }
.kns-contrib-asset .kns-slideshow { max-width: none; margin-top: 0; }
.kns-contrib-team { display: block; width: 100%; max-width: 300px; height: auto; margin-top: 12px; border: 1px solid rgba(0,0,0,0.08); }

.kns-contrib-list { display: flex; flex-direction: column; gap: 28px; margin-top: 8px; }
.kns-contrib { display: flex; flex-direction: column; gap: 8px; }
.kns-contrib-title { font-size: 22px; letter-spacing: -0.01em; text-transform: none; font-weight: 400; color: #000; }
.kns-contrib p { font-size: 17px; line-height: 1.6; }

/* Topic-testing protocol flow chart */
.kns-flow { display: flex; flex-direction: column; align-items: stretch; gap: 2px; margin: 18px auto 0; max-width: 360px; position: relative; }
.kns-flow-step { background: #000; border: none; padding: 16px 18px; display: flex; flex-direction: column; gap: 8px; }
.kns-flow-num { font-size: 12px; letter-spacing: 0.14em; color: rgba(255,255,255,0.55); font-variant-numeric: tabular-nums; }
.kns-flow-label { font-size: 15px; line-height: 1.35; font-weight: 500; text-wrap: balance; color: #fff; }
.kns-flow-arrow { display: flex; align-items: center; justify-content: center; padding: 4px 0; color: #000; font-size: 18px; }
.kns-flow-loop { position: absolute; left: 100%; top: 38px; bottom: 40px; width: 34px; border: 2px solid #000; border-left: none; pointer-events: none; }
.kns-flow-loop::after { content: ""; position: absolute; top: -5px; left: -8px; width: 0; height: 0; border: 6px solid transparent; border-right: 9px solid #000; }

.kns-map-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; max-width: 380px; margin-top: 20px; }
.kns-map-label { display: flex; flex-direction: column; }
.kns-ig-embed { margin-top: 28px; width: 100%; max-width: 340px; }
.kns-ig-embed iframe { width: 100%; height: 560px; border: 1px solid rgba(0,0,0,0.08); background: #fff; display: block; }
.kns-ig-link { display: inline-block; margin-top: 12px; font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; }.kns-map-grid img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1; display: block; }
.kns-map-video { position: relative; display: block; max-width: 380px; aspect-ratio: 16/9; margin-top: 12px; overflow: hidden; background: #000; cursor: pointer; }
.kns-map-video img { width: 100%; height: 100%; object-fit: cover; display: block; transition: opacity 0.2s ease; }
.kns-map-video:hover img { opacity: 0.85; }
.kns-map-video-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: rgba(0,0,0,0.55); color: #fff; font-size: 20px; padding-left: 4px; pointer-events: none; transition: background 0.2s ease, transform 0.2s ease; }
.kns-map-video:hover .kns-map-video-play { background: rgba(0,0,0,0.82); transform: translate(-50%, -50%) scale(1.08); }
.kns-map-video-label { position: absolute; left: 12px; bottom: 10px; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #fff; background: rgba(0,0,0,0.55); padding: 4px 8px; pointer-events: none; }

.kns-map-tail { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 24px; align-items: start; }
.kns-map-tail .kns-map-grid { max-width: none; margin-top: 0; }
.kns-map-tail .kns-map-video { max-width: none; margin-top: 0; aspect-ratio: 16/9; }
@media (max-width: 720px) {
  .kns-map-tail { grid-template-columns: 1fr; }
}

.kns-map-banner { display: block; width: 100%; max-width: 100%; height: auto; margin: 20px 0; }

/* Outcome themes — 3-column breakdown of 14 recommendations */
.brick-outcome-themes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 32px;
  margin-bottom: 28px;
}
.brick-outcome-theme {
  padding: 22px 22px;
  background: rgba(0,0,0,0.025);
  border-radius: 4px;
}
.brick-outcome-cap { display: block; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(0,0,0,0.5); margin-bottom: 10px; }
.brick-outcome-title { font-size: 19px; font-weight: 600; letter-spacing: -0.005em; margin-bottom: 10px; }
.brick-outcome-theme p { font-size: 14px; line-height: 1.55; color: rgba(0,0,0,0.72); }
.brick-outcome-status { font-size: 14px; line-height: 1.6; color: rgba(0,0,0,0.65); padding-left: 14px; border-left: 2px solid #000; margin-top: 8px; }
@media (max-width: 900px) {
  .brick-outcome-themes { grid-template-columns: 1fr; }
}

/* Responsive collapse */
@media (max-width: 900px) {
  .brick-section { grid-template-columns: 1fr; }
  .brick-body { max-width: none; }
  .brick-label { margin-bottom: 16px; }
  .kns-brief-media { flex: none; min-height: 0; display: block; }
  .kns-brief-media .kns-brief-img { flex: none; width: 100%; max-width: 360px; height: auto; object-fit: fill; }
  .kns-brief-media .kns-brief-img + .kns-brief-img { margin-top: 12px; }
  .brick-strip, .brick-stats { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .brick-screens-grid { grid-template-columns: repeat(2, 1fr); }
  .brick-personas, .brick-obj-grid, .brick-decision-grid, .brick-ba, .brick-reflect { grid-template-columns: 1fr; }
  .brick-ds-grid { grid-template-columns: 1fr; }
  .brick-cta { grid-template-columns: 1fr; }
  .brick-bar-row { grid-template-columns: 1fr; gap: 4px; }
}

/* ─── Mobile (≤640px) — case hero scales down so titles don't clip ─── */
@media (max-width: 640px) {
  .brick-hero { padding: 16px 0; }
  .brick-hero-left { margin: 0 24px; }
  .brick-title { font-size: clamp(44px, 13vw, 80px); letter-spacing: -0.03em; }
  .brick-eyebrow { font-size: 14px; margin-bottom: 20px; }
  .brick-tags { font-size: 13px; }
  .brick-lead { font-size: 18px; line-height: 1.45; }
  .brick-section { padding: 32px 24px; }
  .brick-meta-row { grid-template-columns: 100px 1fr; gap: 12px; }
  .brick-meta-key { font-size: 11px; }
  .brick-meta-val { font-size: 15px; }
  .brick-nav { padding: 14px 24px; }
}

/* Reading progress — thin bar at the top of case pages */
.reading-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 100; pointer-events: none; background: transparent; }
.reading-progress-bar { height: 100%; background: #000; transition: width 0.1s ease-out; will-change: width; }
@media (prefers-reduced-motion: reduce) { .reading-progress-bar { transition: none; } }