/* case-study.css — deep case-study template for tinyblue.dev/projects/<slug>/.
 *
 * Layers on top of subpage.css (which already styles .case-hero). Adds the
 * narrative anatomy every deep case study uses:
 *   - .case-layout      two-col: sticky TOC rail + content body
 *   - .case-toc         scroll-spy table of contents
 *   - .case-factbar     at-a-glance role/timeline/stack/status strip
 *   - .case-section     anchored narrative section (problem, build, etc.)
 *   - .case-prose       readable measure for body copy
 *   - .case-results     big animated outcome numbers
 *   - .case-cards       build / hard-parts cards
 *   - .case-stack       grouped tech chips + rationale
 *   - .case-quote       pull-quote
 *   - .case-figure      device-framed screenshot + caption
 *   - .case-cta         next-steps band
 *
 * All tokens (--maxw, --gutter, --bg-elev, --ink-*, --rule, --tb-blue, …)
 * come from landing.css / tinyblue-system.css. Reduced-motion handled at
 * the bottom.
 */

/* ─────────────────────────── Brand accent system ───────────────────────────
 * Each case study sets data-accent on <body>; that picks a --case-accent
 * for the whole page (eyebrows, TOC, links, hovers, CTA) AND lays a very
 * faint fixed brand wash over the page background so the entire project
 * reads slightly in-brand without hurting readability. Defaults to the
 * tinyblue blue when no accent is set.
 */
:root {
  --case-accent: var(--tb-blue);
  --case-accent-soft: var(--tb-blue-soft);
}
body[data-accent="blue"]    { --case-accent: #2f6fd0; }
body[data-accent="red"]     { --case-accent: #d12626; }
body[data-accent="amber"]   { --case-accent: #c8911e; }
body[data-accent="crimson"] { --case-accent: #b3232a; }
body[data-accent="yellow"]  { --case-accent: #d2a200; }
body[data-accent="violet"]  { --case-accent: #7c4dd6; }
body[data-accent="gold"]    { --case-accent: #c79a3a; }
body[data-accent="teal"]    { --case-accent: #1f9e8a; }
body[data-accent="orange"]  { --case-accent: #ff7a3c; }
body[data-accent="indigo"]  { --case-accent: #5b6cff; }
body[data-accent="rose"]    { --case-accent: #d6437f; }
body[data-accent="green"]   { --case-accent: #3fa64b; }
body[data-accent="navy"]    { --case-accent: #3667b0; }
body[data-accent] {
  --case-accent-soft: color-mix(in srgb, var(--case-accent) 12%, transparent);
  /* Faint, fixed two-corner wash layered over the base page background.
     A touch more presence than before — still subtle, not a flood. */
  background:
    radial-gradient(1150px circle at 6% -8%, color-mix(in srgb, var(--case-accent) 17%, transparent), transparent 56%),
    radial-gradient(1000px circle at 100% 0%, color-mix(in srgb, var(--case-accent) 12%, transparent), transparent 52%),
    radial-gradient(900px circle at 50% 116%, color-mix(in srgb, var(--case-accent) 8%, transparent), transparent 60%),
    var(--bg) !important;
  background-attachment: fixed, fixed, fixed, fixed !important;
}
[data-theme="dark"] body[data-accent],
body[data-accent][data-theme] {
  --case-accent-soft: color-mix(in srgb, var(--case-accent) 18%, transparent);
}
/* Slightly stronger wash in dark mode so the tint actually registers. */
[data-theme="dark"] body[data-accent] {
  background:
    radial-gradient(1150px circle at 6% -8%, color-mix(in srgb, var(--case-accent) 20%, transparent), transparent 56%),
    radial-gradient(1000px circle at 100% 0%, color-mix(in srgb, var(--case-accent) 13%, transparent), transparent 52%),
    radial-gradient(900px circle at 50% 116%, color-mix(in srgb, var(--case-accent) 10%, transparent), transparent 60%),
    var(--bg) !important;
}
@supports not (color: color-mix(in srgb, red 50%, transparent)) {
  body[data-accent] { background: var(--bg) !important; }
}

/* ─────────────────────────── Hero backdrop (atmospheric, fades into page) ───────────────────────────
 * An optional full-bleed image behind the top of the page: most visible /
 * in focus at the very top, dissolving into the brand-tinted page color as
 * you scroll. A readability scrim keeps the hero copy legible on the left.
 * Set the image with `style="--case-bg: url(...)"` on the .case-backdrop el.
 * Theme-aware: the scrim fades to var(--bg) (light or dark).
 */
.case-backdrop {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: clamp(560px, 82vh, 900px);
  z-index: 0;
  pointer-events: none;
  background: var(--case-bg, none) center top / cover no-repeat;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 30%, transparent 100%);
          mask-image: linear-gradient(180deg, #000 0%, #000 30%, transparent 100%);
}
.case-backdrop::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(102deg,
      var(--bg) 1%,
      color-mix(in srgb, var(--bg) 58%, transparent) 34%,
      color-mix(in srgb, var(--bg) 12%, transparent) 62%,
      transparent 78%),
    linear-gradient(180deg,
      color-mix(in srgb, var(--bg) 28%, transparent) 0%,
      transparent 26%,
      transparent 60%,
      var(--bg) 100%);
}
/* Brand-wash variant: no photo, just an accent glow that fades into the page.
   Used on logo-hero pages so every project gets an immersive top. */
.case-backdrop--wash {
  height: clamp(440px, 64vh, 720px);
  background:
    radial-gradient(110% 82% at 80% -12%, color-mix(in srgb, var(--case-accent) 40%, transparent), transparent 60%),
    radial-gradient(92% 70% at 12% 0%, color-mix(in srgb, var(--case-accent) 20%, transparent), transparent 58%);
}
/* Lift the real content above the backdrop. */
main:has(.case-backdrop) > .case-hero,
main:has(.case-backdrop) > .case-trust,
main:has(.case-backdrop) > .case-layout { position: relative; z-index: 1; }
@media (prefers-reduced-motion: reduce) { .case-backdrop { will-change: auto; } }

/* ─────────────────────────── Live case trust layer ─────────────────────────── */
.case-trust {
  max-width: var(--maxw);
  margin: 0 auto clamp(20px, 3vw, 36px);
  padding: 0 var(--gutter);
}
.case-trust__shell {
  display: grid;
  grid-template-columns: minmax(220px, .78fr) minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 28px);
  align-items: stretch;
  padding: clamp(14px, 2.2vw, 22px);
  border: 1px solid var(--rule);
  border-radius: calc(var(--radius-lg) + 2px);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg-elev) 82%, transparent), color-mix(in srgb, var(--bg-tint) 68%, transparent)),
    color-mix(in srgb, var(--bg-elev) 88%, transparent);
  box-shadow: 0 24px 48px -34px color-mix(in srgb, #000 44%, transparent);
  overflow: hidden;
}
.case-trust__intro {
  display: grid;
  align-content: space-between;
  gap: 14px;
  min-width: 0;
}
.case-trust__eyebrow {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-mute);
  background: color-mix(in srgb, var(--bg-elev) 72%, transparent);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10.5px;
  letter-spacing: 0.09em;
  line-height: 1;
  text-transform: uppercase;
}
.case-trust__eyebrow .tb-glyph {
  width: 13px;
  height: 13px;
  color: var(--tb-blue);
}
.case-trust__intro h2 {
  max-width: 13ch;
  margin: 0;
  color: var(--ink);
  font-size: clamp(22px, 2.7vw, 34px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.035em;
}
.case-trust__intro p,
.case-trust__summary {
  min-width: 0;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.5;
}
.case-trust__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  border: 1px solid var(--rule);
  border-radius: calc(var(--radius-md) + 2px);
  background: var(--rule);
  overflow: hidden;
}
.case-trust__metric {
  min-width: 0;
  min-height: 104px;
  display: grid;
  align-content: space-between;
  gap: 10px;
  padding: 14px;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg-elev) 88%, transparent);
  text-decoration: none;
  transition: transform 260ms var(--ease), background-color 260ms var(--ease), border-color 260ms var(--ease);
}
.case-trust__metric:hover {
  transform: translateY(-2px);
  background: var(--bg-tint);
}
.case-trust__metric span,
.case-trust__metric strong,
.case-trust__metric em {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.case-trust__metric span {
  color: var(--ink-faint);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10.5px;
  letter-spacing: 0.09em;
  line-height: 1;
  text-transform: uppercase;
}
.case-trust__metric strong {
  min-height: 27px;
  color: var(--ink);
  font-size: clamp(18px, 1.8vw, 25px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-variant-numeric: tabular-nums;
}
.case-trust__metric em {
  color: var(--ink-mute);
  font-size: 12px;
  font-style: normal;
  line-height: 1.2;
}
.case-trust__actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}
.case-trust__button {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 13px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink);
  background: var(--bg-elev);
  cursor: pointer;
  font: 600 12.5px/1 var(--font-sans, -apple-system, BlinkMacSystemFont, sans-serif);
  text-decoration: none;
  white-space: nowrap;
  transition: transform 220ms var(--ease), border-color 220ms var(--ease), background-color 220ms var(--ease), color 220ms var(--ease);
}
.case-trust__button:hover,
.case-trust__button.is-copied {
  transform: translateY(-1px);
  color: var(--tb-blue);
  border-color: var(--rule-strong);
  background: var(--tb-blue-soft);
}
.case-trust__button .tb-glyph {
  width: 13px;
  height: 13px;
}
.case-trust__updated {
  color: var(--ink-faint);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}
@media (max-width: 860px) {
  .case-trust__shell,
  .case-trust__actions {
    grid-template-columns: 1fr;
  }
  .case-trust__intro h2 {
    max-width: none;
  }
}
@media (max-width: 620px) {
  .case-trust {
    margin-bottom: 22px;
  }
  .case-trust__grid {
    grid-template-columns: 1fr;
  }
  .case-trust__metric {
    min-height: 86px;
  }
  .case-trust__button {
    width: 100%;
  }
  .case-trust__updated {
    white-space: normal;
  }
}

/* ─────────────────────────── Layout: TOC rail + body ─────────────────────────── */
.case-layout {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(8px, 2vw, 24px) var(--gutter) clamp(40px, 6vw, 80px);
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}
.case-toc {
  position: sticky;
  top: 96px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13.5px;
}
.case-toc__label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 10px 12px;
}
.case-toc a {
  display: block;
  padding: 7px 12px;
  border-radius: 9px;
  color: var(--ink-mute);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.case-toc a:hover {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 5%, transparent);
}
.case-toc a.is-active {
  color: var(--case-accent);
  border-left-color: var(--case-accent);
  background: var(--case-accent-soft);
  font-weight: 600;
}
.case-body { min-width: 0; }

/* ─────────────────────────── Fact bar ─────────────────────────── */
.case-factbar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  margin: 0 0 clamp(36px, 5vw, 56px);
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.case-fact {
  background: var(--bg-elev);
  padding: 16px 18px;
}
.case-fact__label {
  display: block;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 6px;
}
.case-fact__value {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.3;
}
.case-fact__value .case-fact__pip {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 6px;
  background: #34c759;
  box-shadow: 0 0 0 3px color-mix(in srgb, #34c759 22%, transparent);
  vertical-align: middle;
}
.case-fact__value--build .case-fact__pip { background: #ff9f0a; box-shadow: 0 0 0 3px color-mix(in srgb, #ff9f0a 22%, transparent); }
.case-fact__value--private .case-fact__pip { background: #8e8e93; box-shadow: 0 0 0 3px color-mix(in srgb, #8e8e93 22%, transparent); }

/* ─────────────────────────── Narrative section ─────────────────────────── */
.case-section {
  scroll-margin-top: 92px;
  padding: clamp(38px, 5.2vw, 64px) 0;
  border-top: 1px solid var(--rule);
}
.case-section:first-of-type { border-top: 0; padding-top: 0; }
.case-section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--case-accent);
  margin: 0 0 18px;
}
.case-section h2 {
  font-size: clamp(30px, 4.2vw, 48px);
  letter-spacing: -0.032em;
  line-height: 1.04;
  margin: 0 0 22px;
  max-width: 20ch;
}
.case-prose {
  max-width: 68ch;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.65;
}
.case-prose p { margin: 0 0 18px; }
.case-prose p:last-child { margin-bottom: 0; }
.case-prose strong { color: var(--ink); font-weight: 600; }
.case-prose a { color: var(--case-accent); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--case-accent) 35%, transparent); }
.case-prose a:hover { border-bottom-color: var(--case-accent); }

/* A [NEEDS: …] marker so unfilled facts are obvious in draft + never read as real. */
.case-needs {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 5px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.82em;
  background: color-mix(in srgb, #ff9f0a 16%, transparent);
  color: #b9770a;
  border: 1px dashed color-mix(in srgb, #ff9f0a 50%, transparent);
}
[data-theme="dark"] .case-needs { color: #ffcf80; }

/* ─────────────────────────── Results (animated counters) ─────────────────────────── */
.case-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.case-result {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  box-shadow: var(--shadow-1);
}
.case-result__value {
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.04;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  /* Long single-word values (e.g. "Worldwide") must shrink/break to fit
     instead of clipping the card. Multi-word values wrap on spaces. */
  overflow-wrap: anywhere;
  hyphens: auto;
}
.case-result__label {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-mute);
  line-height: 1.4;
}

/* ─────────────────────────── Build / hard-parts cards ─────────────────────────── */
.case-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(248px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.case-card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-1);
  transition: transform 220ms cubic-bezier(0.32,0.72,0,1), border-color 220ms ease, box-shadow 220ms ease;
}
.case-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--case-accent) 30%, var(--rule));
  box-shadow: var(--shadow-2);
}
.case-card__icon {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 11px;
  background: var(--case-accent-soft);
  color: var(--case-accent);
  margin-bottom: 14px;
}
.case-card__icon .tb-glyph { width: 20px; height: 20px; }
.case-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.case-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}

/* ─────────────────────────── Stack groups ─────────────────────────── */
.case-stack { display: grid; gap: 18px; margin-top: 8px; }
.case-stack__group {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}
.case-stack__group:last-child { border-bottom: 0; padding-bottom: 0; }
.case-stack__cat {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.case-stack__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.case-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  background: color-mix(in srgb, var(--ink) 6%, transparent);
  color: var(--ink);
  border: 1px solid var(--rule);
}
.case-stack__why { color: var(--ink-soft); font-size: 14px; line-height: 1.55; margin: 0; }

/* ─────────────────────────── Pull-quote ─────────────────────────── */
.case-quote {
  margin: 8px 0 0;
  padding: 24px 28px;
  border-left: 3px solid var(--case-accent);
  background: linear-gradient(180deg, var(--case-accent-soft), transparent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}
.case-quote p {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--ink);
  font-weight: 500;
}
.case-quote cite {
  display: block;
  margin-top: 12px;
  font-size: 13px;
  font-style: normal;
  color: var(--ink-mute);
}

/* ─────────────────────────── Device-framed figure ─────────────────────────── */
.case-figure { margin: 8px 0 0; }
.case-figure__frame {
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: var(--bg-elev);
  box-shadow: var(--shadow-2);
  overflow: hidden;
  transition: transform 420ms cubic-bezier(0.32,0.72,0,1),
              box-shadow 420ms ease,
              border-color 420ms ease;
}
.case-figure__frame:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--case-accent) 38%, var(--rule));
  box-shadow:
    0 30px 60px -24px color-mix(in srgb, var(--case-accent) 40%, transparent),
    var(--shadow-2);
}
.case-figure__frame img { display: block; width: 100%; height: auto; }
@media (prefers-reduced-motion: reduce) {
  .case-figure__frame { transition: none; }
  .case-figure__frame:hover { transform: none; }
}
.case-figure__bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--ink) 3%, transparent);
}
.case-figure__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ink-faint); opacity: .5; }
.case-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--ink-mute);
  text-align: center;
}
.case-figure__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--ink-faint);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 13px;
  background:
    repeating-linear-gradient(45deg, color-mix(in srgb, var(--ink) 3%, transparent) 0 12px, transparent 12px 24px),
    var(--bg-elev);
}

/* ─────────────────────────── Logo hero panel ───────────────────────────
 * Brand/artist logos are usually solid black, which disappears on the dark
 * hero backdrop. Heroes that show a logo (not a photo) get a consistent
 * light "logo card" panel in BOTH themes so the mark always reads — the
 * same pattern Apple uses to show partner logos on white chips in dark mode.
 */
.case-hero__media--logo {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.95), transparent 60%),
    linear-gradient(180deg, #f6f6f8, #e9e9ee) !important;
  border-color: rgba(0, 0, 0, 0.10);
}
.case-hero__media--logo .case-hero__image {
  object-fit: contain;
  padding: clamp(28px, 5vw, 56px);
  mix-blend-mode: multiply;
}

/* Full-color / coin logos (SafePassage, Wharton): light tile, NORMAL blend
   (multiply would erase their white elements). */
.case-hero__media--brand {
  background:
    radial-gradient(circle at 30% 18%, rgba(255, 255, 255, 0.92), transparent 60%),
    linear-gradient(180deg, #f6f6f8, #e9e9ee) !important;
  border-color: rgba(0, 0, 0, 0.10);
}
.case-hero__media--brand .case-hero__image {
  object-fit: contain;
  padding: clamp(30px, 5vw, 56px);
}

/* Adaptive logo (OG): light tile + dark-on-light logo in light mode;
   warm dark tile + gold-on-dark logo in dark mode — no glaring white box. */
.case-hero__media--logo-adaptive {
  background: linear-gradient(180deg, #f6f6f8, #e9e9ee) !important;
  border-color: rgba(0, 0, 0, 0.10);
}
.case-hero__media--logo-adaptive .case-hero__image {
  object-fit: contain;
  padding: clamp(30px, 5vw, 56px);
}
.case-hero__media--logo-adaptive .logo-dark { display: none; }
[data-theme="dark"] .case-hero__media--logo-adaptive {
  background:
    radial-gradient(circle at 28% 8%, color-mix(in srgb, var(--case-accent) 26%, transparent), transparent 62%),
    linear-gradient(180deg, #221c0f, #14110a) !important;
  border-color: color-mix(in srgb, var(--case-accent) 34%, var(--rule));
}
[data-theme="dark"] .case-hero__media--logo-adaptive .logo-light { display: none; }
[data-theme="dark"] .case-hero__media--logo-adaptive .logo-dark { display: block; }

/* ─────────────────────────── Nix V3 synthesis layer ─────────────────────────── */
.case-hero--nix {
  align-items: center;
}
.case-hero__media--phone {
  max-width: min(320px, 100%);
  justify-self: center;
  aspect-ratio: 9 / 16;
  border-radius: 42px;
  padding: 0;
  background:
    radial-gradient(circle at 52% 0%, color-mix(in srgb, var(--case-accent) 24%, transparent), transparent 48%),
    color-mix(in srgb, #05070c 94%, var(--case-accent) 6%);
  box-shadow:
    0 34px 70px -38px color-mix(in srgb, var(--case-accent) 56%, transparent),
    0 28px 54px -42px #000;
  overflow: hidden;
}
.case-hero__media--phone .case-hero__image {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: cover;
  object-position: top center;
}
.nix-screen-grid {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, .82fr);
  gap: clamp(14px, 2.4vw, 22px);
  align-items: start;
}
.nix-screen {
  min-width: 0;
}
.nix-screen img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top center;
  border: 1px solid var(--rule);
  border-radius: 34px;
  background: var(--bg-elev);
  box-shadow:
    0 24px 48px -32px color-mix(in srgb, #000 45%, transparent),
    inset 0 0 0 1px color-mix(in srgb, #fff 8%, transparent);
  transition:
    transform 320ms cubic-bezier(0.32,0.72,0,1),
    border-color 320ms cubic-bezier(0.32,0.72,0,1),
    box-shadow 320ms cubic-bezier(0.32,0.72,0,1);
}
.nix-screen:hover img {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--case-accent) 34%, var(--rule));
  box-shadow:
    0 26px 54px -30px color-mix(in srgb, var(--case-accent) 34%, transparent),
    inset 0 0 0 1px color-mix(in srgb, #fff 10%, transparent);
}
.nix-architecture {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: var(--rule);
  overflow: hidden;
}
.nix-node {
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  background:
    radial-gradient(circle at 16% 0%, color-mix(in srgb, var(--case-accent) 11%, transparent), transparent 42%),
    color-mix(in srgb, var(--bg-elev) 91%, transparent);
}
.nix-node span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--case-accent);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .12em;
}
.nix-node h3 {
  margin: 0 0 8px;
  font-size: clamp(18px, 2vw, 24px);
  letter-spacing: -.025em;
}
.nix-node p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}
.nix-context-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.nix-context-rail span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg-elev) 78%, transparent);
  font-size: 13px;
  box-shadow: 0 14px 28px -24px color-mix(in srgb, #000 38%, transparent);
}
.nix-loop {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 8px 0 18px;
}
.nix-loop div {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg-elev) 82%, transparent);
}
.nix-loop strong,
.nix-loop span {
  display: block;
}
.nix-loop strong {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 15px;
}
.nix-loop span {
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.45;
}
@media (max-width: 760px) {
  .nix-screen-grid,
  .nix-architecture,
  .nix-loop {
    grid-template-columns: 1fr;
  }
  .case-hero__media--phone {
    max-width: min(320px, 82vw);
  }
}
@media (prefers-reduced-motion: reduce) {
  .nix-screen img {
    transition: none;
  }
  .nix-screen:hover img {
    transform: none;
  }
}

/* ─────────────────────────── Platform availability row ───────────────────────────
 * A clean "streams on" chip row. Used on the OG Network case study to show
 * the streaming platform is real and multi-device, without forcing busy ad
 * banners into the layout. Each chip links to the streaming site.
 */
.case-availability__label {
  margin: 20px 0 10px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.case-availability {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.case-availability__chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  background: var(--bg-elev);
  box-shadow: var(--shadow-1);
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 200ms cubic-bezier(0.32,0.72,0,1), border-color 200ms ease, box-shadow 200ms ease, color 200ms ease;
}
.case-availability__chip .tb-glyph {
  width: 16px;
  height: 16px;
  color: var(--case-accent);
}
.case-availability__chip:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--case-accent) 38%, var(--rule));
  box-shadow: var(--shadow-2);
  color: var(--case-accent);
}

/* ─────────────────────────── Responsive video embed ───────────────────────────
 * 16:9 YouTube embed in the same device-framed, accent-shadowed style as
 * .case-figure. Used on artist case studies to surface one official video
 * without leaving the page. Lazy-loaded; youtube-nocookie for privacy.
 */
figure.case-video { margin: 8px 0 0; }
.case-video__frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-2);
  transition: transform 420ms cubic-bezier(0.32,0.72,0,1), box-shadow 420ms ease, border-color 420ms ease;
}
.case-video__frame:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--case-accent) 38%, var(--rule));
  box-shadow:
    0 30px 60px -24px color-mix(in srgb, var(--case-accent) 40%, transparent),
    var(--shadow-2);
}
.case-video__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.case-video figcaption { margin-top: 12px; font-size: 13px; color: var(--ink-mute); text-align: center; }
@media (prefers-reduced-motion: reduce) {
  .case-video__frame { transition: none; }
  .case-video__frame:hover { transform: none; }
}

/* ─────────────────────────── Discography list ───────────────────────────
 * Compact, scannable release list: year · title (+ note) · role tag.
 * Used in the artist "the music" section.
 */
.case-disco { display: grid; gap: 0; margin-top: 8px; }
.case-disco__item {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 15px 4px;
  border-bottom: 1px solid var(--rule);
}
.case-disco__item:last-child { border-bottom: 0; }
.case-disco__year {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 13px;
  font-weight: 700;
  color: var(--case-accent);
  letter-spacing: 0.02em;
}
.case-disco__title { color: var(--ink); font-weight: 600; font-size: 16px; letter-spacing: -0.01em; }
.case-disco__title span { display: block; font-weight: 400; font-size: 13px; color: var(--ink-mute); margin-top: 3px; line-height: 1.45; }
.case-disco__tag {
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
  font-family: var(--font-mono, ui-monospace, monospace);
}
@media (max-width: 560px) {
  .case-disco__item { grid-template-columns: 48px 1fr; }
  .case-disco__tag { grid-column: 2; margin-top: 4px; }
}

/* ─────────────────────────── Roster logo wall ───────────────────────────
 * A grid of artist wordmarks (pure-black transparent PNG/WEBP). Black reads
 * on the light theme as-is; inverted to white for dark. Used on the Strange
 * Music case study to show the roster's scale without a busy photo collage.
 */
.case-roster {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  margin-top: 8px;
}
.case-roster__cell {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 5 / 3;
  padding: 18px 16px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--bg-elev);
  transition: transform 280ms cubic-bezier(0.32,0.72,0,1), border-color 280ms ease, box-shadow 280ms ease, background 280ms ease;
}
.case-roster__cell img {
  max-width: 100%;
  max-height: 54px;
  width: auto; height: auto;
  object-fit: contain;
  opacity: .8;
  transition: opacity 280ms ease, filter 280ms ease;
}
[data-theme="dark"] .case-roster__cell img { filter: invert(1) brightness(1.85); opacity: .72; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .case-roster__cell img { filter: invert(1) brightness(1.85); opacity: .72; }
}
.case-roster__cell:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--case-accent) 45%, var(--rule));
  box-shadow: 0 18px 38px -22px color-mix(in srgb, var(--case-accent) 50%, transparent), var(--shadow-1);
  background: color-mix(in srgb, var(--case-accent) 6%, var(--bg-elev));
}
.case-roster__cell:hover img { opacity: 1; }
.case-roster__cell--label { background: color-mix(in srgb, var(--case-accent) 9%, var(--bg-elev)); border-color: color-mix(in srgb, var(--case-accent) 30%, var(--rule)); }
@media (prefers-reduced-motion: reduce) {
  .case-roster__cell { transition: none; }
  .case-roster__cell:hover { transform: none; }
}

/* ─────────────────────────── Photo gallery grid ───────────────────────────
 * Responsive image grid with cover-fit tiles, accent hover lift + zoom.
 * Used on the Soundstage case study to show real production photography.
 */
.case-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 8px;
}
.case-gallery__item {
  display: block;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-1);
  aspect-ratio: 3 / 2;
  background: var(--bg-elev);
  transition: transform 380ms cubic-bezier(0.32,0.72,0,1), box-shadow 380ms ease, border-color 380ms ease;
}
.case-gallery__item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 600ms cubic-bezier(0.32,0.72,0,1); }
.case-gallery__item:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--case-accent) 40%, var(--rule));
  box-shadow: 0 22px 44px -24px color-mix(in srgb, var(--case-accent) 45%, transparent), var(--shadow-2);
}
.case-gallery__item:hover img { transform: scale(1.05); }
.case-gallery__item--wide { grid-column: span 2; aspect-ratio: 2 / 1; }
@media (max-width: 560px) { .case-gallery__item--wide { grid-column: auto; aspect-ratio: 3 / 2; } }
@media (prefers-reduced-motion: reduce) {
  .case-gallery__item, .case-gallery__item img { transition: none; }
  .case-gallery__item:hover { transform: none; }
  .case-gallery__item:hover img { transform: none; }
}

/* ─────────────────────────── Live data panel ───────────────────────────
 * Real-time stat band fed by a same-origin API (e.g. /api/fleet.php on S.A.M).
 * Pulsing LIVE dot + relative "updated" time. The unfakeable flex.
 */
.case-live {
  margin-top: 8px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: var(--bg-elev);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.case-live__head {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--rule);
  font-size: 13px; color: var(--ink-mute);
}
.case-live__pulse { width: 9px; height: 9px; border-radius: 50%; background: #8e8e93; flex: 0 0 auto; }
.case-live.is-live .case-live__pulse { background: #34c759; animation: case-pulse 2s infinite; }
@keyframes case-pulse { 0% { box-shadow: 0 0 0 0 rgba(52,199,89,.5); } 70% { box-shadow: 0 0 0 9px rgba(52,199,89,0); } 100% { box-shadow: 0 0 0 0 rgba(52,199,89,0); } }
.case-live__status { font-weight: 600; color: var(--ink); }
.case-live.is-live .case-live__status { color: #2ba84a; }
.case-live__time { margin-left: auto; font-variant-numeric: tabular-nums; }
.case-live__stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.case-live__stat { padding: 22px 18px; text-align: center; border-right: 1px solid var(--rule); }
.case-live__stat:last-child { border-right: 0; }
.case-live__num { display: block; font-size: clamp(28px, 4vw, 44px); font-weight: 600; letter-spacing: -0.02em; line-height: 1; color: var(--case-accent); font-variant-numeric: tabular-nums; }
.case-live__num small { font-size: 0.5em; font-weight: 600; color: var(--ink-mute); }
.case-live__label { display: block; margin-top: 7px; font-size: 12.5px; color: var(--ink-mute); }
@media (max-width: 560px) {
  .case-live__stats { grid-template-columns: repeat(2, 1fr); }
  .case-live__stat:nth-child(2) { border-right: 0; }
  .case-live__stat:nth-child(1), .case-live__stat:nth-child(2) { border-bottom: 1px solid var(--rule); }
}
@media (prefers-reduced-motion: reduce) { .case-live.is-live .case-live__pulse { animation: none; } }

/* ─────────────────────────── Related projects rail ───────────────────────────
 * Cross-sell rail at the foot of each case study.
 */
.case-related { margin-top: clamp(36px, 5vw, 56px); }
.case-related__label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-mute); margin: 0 0 16px;
}
.case-related__rail {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(220px, 1fr);
  gap: 12px; overflow-x: auto; padding-bottom: 6px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity;
}
.case-related__rail::-webkit-scrollbar { display: none; }
.case-related__card {
  scroll-snap-align: start; display: flex; flex-direction: column; gap: 6px;
  padding: 18px; border: 1px solid var(--rule); border-radius: var(--radius-lg);
  background: var(--bg-elev); text-decoration: none; color: var(--ink);
  transition: transform 280ms cubic-bezier(0.32,0.72,0,1), border-color 240ms ease, box-shadow 240ms ease;
}
.case-related__card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--case-accent) 40%, var(--rule));
  box-shadow: 0 18px 38px -24px color-mix(in srgb, var(--case-accent) 45%, transparent), var(--shadow-1);
}
.case-related__kicker { font-family: var(--font-mono, ui-monospace, monospace); font-size: 10.5px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--case-accent); }
.case-related__name { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.case-related__desc { font-size: 13px; color: var(--ink-soft); line-height: 1.45; }

/* ─────────────────────────── Lightbox ─────────────────────────── */
.case-lightbox {
  position: fixed; inset: 0; z-index: 200; display: none;
  align-items: center; justify-content: center; padding: 4vw;
  background: color-mix(in srgb, #000 86%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; transition: opacity 260ms ease;
}
.case-lightbox.is-open { display: flex; opacity: 1; }
.case-lightbox img { max-width: 100%; max-height: 92vh; border-radius: var(--radius-lg); box-shadow: 0 40px 90px -30px rgba(0,0,0,.7); }
.case-lightbox__close { position: absolute; top: 18px; right: 22px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(255,255,255,.12); color: #fff; font-size: 22px; cursor: pointer; }
.case-gallery__item { cursor: zoom-in; }

/* ─────────────────────────── Next / CTA band ─────────────────────────── */
.case-cta {
  margin-top: clamp(36px, 5vw, 56px);
  padding: clamp(28px, 4vw, 40px);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 12% 0%, var(--case-accent-soft), transparent 46%),
    var(--bg-elev);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.case-cta h2 { margin: 0 0 6px; font-size: clamp(22px, 2.6vw, 28px); letter-spacing: -0.02em; }
.case-cta p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.case-cta__actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* ─────────────────────────── Reveal (matches site .reveal IO) ─────────────────────────── */
.case-section.reveal,
.case-factbar.reveal { opacity: 0; transform: translateY(14px); transition: opacity 600ms ease, transform 600ms cubic-bezier(0.32,0.72,0,1); }
.case-section.reveal.is-in,
.case-factbar.reveal.is-in { opacity: 1; transform: none; }

/* ─────────────────────────── Responsive ─────────────────────────── */
@media (max-width: 960px) {
  .case-layout { grid-template-columns: 1fr; }
  .case-toc {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--rule);
    overflow-x: auto;
  }
  .case-toc__label { display: none; }
  .case-toc a { border-left: 0; padding: 6px 11px; font-size: 12.5px; background: color-mix(in srgb, var(--ink) 4%, transparent); }
  .case-toc a.is-active { border-left: 0; }
  .case-stack__group { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 540px) {
  .case-factbar { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .case-section.reveal,
  .case-factbar.reveal { opacity: 1; transform: none; transition: none; }
  .case-card,
  .case-trust__metric,
  .case-trust__button { transition: none; }
  .case-card:hover,
  .case-trust__metric:hover,
  .case-trust__button:hover { transform: none; }
}
