:root {
  --case-canvas: #f8f5ee;
  --case-ink: #141416;
  --case-muted: #64646c;
  --case-line: rgba(20, 20, 22, 0.1);
  --case-dark: #121214;
  --case-dark-soft: #1c1c21;
}

body.project-page {
  background: var(--case-canvas);
  color: var(--case-ink);
}

.project-page .site-main::after { opacity: 0.022; }

.case-skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--case-ink);
  color: #fff;
  font-weight: 700;
}

.case-skip-link:focus { top: 16px; }

.case-nav-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 24px 0;
  isolation: isolate;
  pointer-events: none;
}

.case-nav-wrap::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 28px;
  background: var(--case-canvas);
  pointer-events: none;
}

.case-nav {
  position: relative;
  z-index: 1;
  width: min(1280px, 100%);
  min-height: 58px;
  margin: 0 auto;
  padding: 8px 10px 8px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid var(--case-line);
  border-radius: 999px;
  background: rgba(250, 248, 242, 0.9);
  box-shadow: 0 8px 30px rgba(20, 20, 22, 0.06);
  backdrop-filter: blur(18px);
  pointer-events: auto;
}

.case-nav-brand,
.case-nav-back,
.case-nav-link {
  display: inline-flex;
  align-items: center;
  color: var(--case-ink);
  text-decoration: none;
}

.case-nav-brand { gap: 10px; font-size: 14px; font-weight: 750; white-space: nowrap; }

.case-brand-badge {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-coral, #ff4d2e);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
}

.case-nav-links { display: flex; align-items: center; gap: 20px; }
.case-nav-link { color: var(--case-muted); font-size: 12px; font-weight: 650; }
.case-nav-link:hover { color: var(--case-ink); }

.case-nav-back {
  gap: 7px;
  padding: 8px 13px;
  border-radius: 999px;
  background: var(--case-ink);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.case-page {
  --project-accent: #ff4d2e;
  --project-accent-deep: #c93820;
  overflow: clip;
}

.case-shell { width: min(1280px, calc(100% - 64px)); margin: 0 auto; }

.case-hero {
  min-height: 620px;
  padding: 96px 0 80px;
  display: grid;
  grid-template-columns: minmax(300px, 0.96fr) minmax(375px, 1.04fr);
  gap: clamp(32px, 5vw, 88px);
  align-items: center;
}

.case-eyebrow,
.case-section-eyebrow,
.case-card-index,
.case-meta-label,
.case-source-note {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.105em;
  text-transform: uppercase;
}

.case-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--case-ink);
}

.case-eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--project-accent);
}

.case-title {
  max-width: 680px;
  margin: 18px 0 20px;
  color: var(--case-ink);
  font-size: clamp(3.4rem, 6.6vw, 6.5rem);
  line-height: 0.9;
  letter-spacing: -0.073em;
}
.case-title.is-compact { font-size: clamp(3.1rem, 5.4vw, 5.25rem); }

.case-deck {
  max-width: 560px;
  margin: 0;
  color: var(--case-muted);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  line-height: 1.55;
}

.case-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 28px 0;
  color: var(--case-muted);
  font-size: 13px;
}

.case-meta-row span { display: inline-flex; align-items: center; gap: 7px; }
.case-meta-label { color: var(--case-ink); }

.case-action-row { display: flex; flex-wrap: wrap; gap: 10px; }

.case-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 15px;
  border: 1px solid var(--case-line);
  border-radius: 999px;
  color: var(--case-ink);
  background: transparent;
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.case-button:hover { transform: translateY(-2px); }
.case-button-primary { border-color: var(--case-ink); background: var(--case-ink); color: #fff; }
.case-button-primary:hover { background: var(--project-accent-deep); border-color: var(--project-accent-deep); }
.case-button-quiet:hover { border-color: var(--case-ink); background: #fff; }

.case-hero-media { position: relative; }
.case-hero-secondary {
  position: absolute;
  right: -18px;
  bottom: -22px;
  z-index: 2;
  width: min(34%, 180px);
  overflow: hidden;
  border: 1px solid var(--case-line);
  border-radius: 11px;
  background: #fff;
  box-shadow: 0 16px 35px rgba(20, 20, 22, 0.16);
}
.case-hero-secondary img { width: 100%; aspect-ratio: .9 / 1; display: block; object-fit: cover; object-position: center 44%; }
.case-hero-secondary span { display: block; padding: 7px 9px; color: var(--case-ink); font-family: var(--mono, monospace); font-size: 8px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.case-hero-media.has-secondary .case-hero-stamp { right: 10px; bottom: auto; top: -20px; z-index: 3; width: 154px; padding: 10px 12px; }

.case-hero-window {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--case-line);
  border-radius: 16px;
  background: #15181a;
  box-shadow: 0 24px 62px rgba(20, 20, 22, 0.16);
}

.case-hero-window img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.case-hero-window.is-contain { background: #fff; }
.case-hero-window.is-contain img { object-fit: contain; }

.case-hero-stamp {
  position: absolute;
  right: -14px;
  bottom: -18px;
  width: 204px;
  min-height: auto;
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  border: 1px solid var(--case-ink);
  border-radius: 10px;
  background: var(--project-accent);
  color: var(--case-ink);
}

.case-hero-stamp strong { font-size: 14px; line-height: 1.1; }
.case-hero-stamp span { font-size: 10px; font-weight: 700; line-height: 1.35; text-transform: uppercase; letter-spacing: 0.07em; }

.case-metrics {
  padding: 26px 0;
  border-top: 1px solid var(--case-line);
  border-bottom: 1px solid var(--case-line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.case-metrics-4 { grid-template-columns: repeat(4, 1fr); }

.case-metric { min-height: 96px; padding: 5px 26px; border-right: 1px solid var(--case-line); }
.case-metric:first-child { padding-left: 0; }
.case-metric:last-child { border-right: 0; }
.case-metric-value { display: block; color: var(--case-ink); font-size: clamp(2.05rem, 4vw, 3.55rem); font-weight: 800; letter-spacing: -0.07em; line-height: 0.96; }
.case-metric-label { display: block; max-width: 210px; margin-top: 9px; color: var(--case-muted); font-size: 11px; line-height: 1.4; }

.case-section { padding: 104px 0; }
.case-section[id],
.case-system[id] { scroll-margin-top: 96px; }
.case-section + .case-section { border-top: 1px solid var(--case-line); }
.case-section-head { max-width: 880px; margin-bottom: 46px; }
.case-section-eyebrow { color: var(--project-accent-deep); }
.case-section-title { max-width: 850px; margin: 13px 0 0; font-size: clamp(2.35rem, 4.7vw, 4.7rem); line-height: 0.98; letter-spacing: -0.065em; }
.case-section-intro { max-width: 665px; margin: 22px 0 0; color: var(--case-muted); font-size: 17px; line-height: 1.58; }

.case-problem-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: clamp(36px, 7vw, 112px); align-items: start; }
.case-problem-heading .case-section-head { margin-bottom: 0; }
.case-problem-intro { max-width: 510px; padding-top: 27px; color: var(--case-muted); font-size: 14px; line-height: 1.58; }
.case-problem-intro p { margin: 0; }
.case-problem-quote { margin: 22px 0 0; padding: 17px 18px 17px 20px; border: 1px solid var(--case-line); border-radius: 12px; background: rgba(255, 255, 255, .74); color: var(--case-ink); font-size: 14px; font-weight: 600; line-height: 1.48; }
.case-problem-quote::before { content: '“'; color: var(--project-accent); font-size: 24px; font-weight: 800; line-height: 0; vertical-align: -4px; margin-right: 5px; }
.case-source-note { display: block; margin-top: 28px; color: var(--case-muted); line-height: 1.55; letter-spacing: 0.055em; }

.case-constraint-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 44px; }
.case-constraint {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  min-height: 178px;
  padding: 18px 18px 20px;
  border: 1px solid var(--case-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.68);
}

.case-constraint-number { color: var(--project-accent-deep); font-family: var(--mono, monospace); font-size: 11px; font-weight: 700; }
.case-constraint h3 { margin: 0 0 7px; font-size: 14px; letter-spacing: -0.018em; }
.case-constraint p { margin: 0; color: var(--case-muted); font-size: 12px; line-height: 1.5; }

.case-system { width: 100vw; margin-left: calc(50% - 50vw); padding: 104px max(32px, calc((100vw - 1280px) / 2)); color: #f7f7f8; background: var(--case-dark); }
.case-system .case-section-eyebrow { color: var(--project-accent); }
.case-system .case-section-title { color: #fff; }
.case-system .case-section-intro { color: #b7b7c0; }

.case-system-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: clamp(36px, 7vw, 112px); align-items: end; }
.case-system-heading .case-section-head { margin-bottom: 0; }
.case-system-heading .case-section-intro { margin: 0 0 6px; }
.case-system-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 44px; }
.case-system-grid-5 { grid-template-columns: repeat(5, 1fr); }
.case-system-grid-5 .case-system-card { min-height: 206px; padding: 18px; }
.case-system-grid-5 .case-system-card h3 { margin-top: 32px; font-size: 16px; }
.case-system-card { min-height: 224px; padding: 22px; border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 12px; background: var(--case-dark-soft); }
.case-card-index { color: var(--project-accent); }
.case-system-card h3 { margin: 46px 0 9px; color: #fff; font-size: 18px; line-height: 1.1; letter-spacing: -0.035em; }
.case-system-card p { margin: 0; color: #b7b7c0; font-size: 12px; line-height: 1.55; }

.case-spotlight { display: grid; grid-template-columns: minmax(330px, 0.8fr) minmax(0, 1.2fr); gap: clamp(36px, 7vw, 90px); align-items: center; }
.case-spotlight-copy { padding: 20px 0; }
.case-spotlight-copy h3 { margin: 14px 0; font-size: clamp(1.9rem, 3.3vw, 3.2rem); line-height: 1; letter-spacing: -0.055em; }
.case-spotlight-copy p { margin: 0; color: var(--case-muted); font-size: 15px; line-height: 1.6; }
.case-spotlight-copy .case-button { margin-top: 24px; }

.case-media-button {
  width: 100%;
  display: block;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--case-line);
  border-radius: 13px;
  background: #121214;
  color: inherit;
  cursor: zoom-in;
  text-align: left;
  box-shadow: 0 12px 32px rgba(20, 20, 22, 0.08);
}

.case-media-button img { width: 100%; display: block; aspect-ratio: 16 / 9; object-fit: cover; transition: transform 300ms ease; }
.case-media-button:hover img { transform: scale(1.018); }
.case-media-caption { display: block; padding: 12px 14px; background: #fff; color: var(--case-muted); font-size: 12px; line-height: 1.45; }
.case-media-caption strong { display: block; margin-bottom: 3px; color: var(--case-ink); font-size: 12px; }
.case-media-button.is-portrait img { aspect-ratio: 4 / 5; object-fit: contain; background: #111; }

.case-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.case-gallery .case-media-button:first-child { grid-column: span 2; }

.case-evidence { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: stretch; }
.case-evidence-list { display: contents; }
.case-evidence-item { display: grid; grid-template-columns: 24px 1fr; gap: 14px; padding: 21px; border: 1px solid var(--case-line); border-radius: 12px; background: rgba(255, 255, 255, 0.68); }
.case-evidence-item span { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--project-accent); color: var(--case-ink); font-size: 12px; font-weight: 800; }
.case-evidence-item h3 { margin: 0 0 5px; font-size: 15px; letter-spacing: -0.02em; }
.case-evidence-item p { margin: 0; color: var(--case-muted); font-size: 13px; line-height: 1.5; }
.case-evidence-note { padding: 24px; border: 1px solid var(--case-line); border-radius: 12px; background: #fff; }
.case-evidence-note h3 { margin: 10px 0; font-size: 20px; letter-spacing: -0.035em; }
.case-evidence-note p { margin: 0; color: var(--case-muted); font-size: 13px; line-height: 1.6; }

.case-command-panel { margin-top: 42px; padding: 8px; border-radius: 18px; background: #101012; box-shadow: 0 24px 50px rgba(20, 20, 22, 0.16); }
.case-command-header { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 11px 12px 9px; color: #92929d; font-family: var(--mono, monospace); font-size: 10px; }
.case-command-dots { display: inline-flex; gap: 5px; }
.case-command-dots span { width: 7px; height: 7px; border-radius: 50%; background: #60606a; }
.case-command-body { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px; border-radius: 12px; background: #18181c; }
.case-command-code { overflow-wrap: anywhere; color: #e9e9ed; font-family: var(--mono, monospace); font-size: clamp(13px, 2vw, 17px); }
.case-command-code i { color: var(--project-accent); font-style: normal; }
.case-copy { flex: 0 0 auto; min-height: 38px; padding: 8px 12px; border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 8px; background: transparent; color: #fff; cursor: pointer; font-size: 11px; font-weight: 700; }
.case-copy:hover { border-color: var(--project-accent); color: var(--project-accent); }

.case-video-shell {
  margin-top: 38px;
  padding: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  background: #07131c;
  box-shadow: 0 28px 70px rgba(20, 20, 22, 0.18);
}

.case-walkthrough-video {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  background: #07131c;
  object-fit: cover;
}

.case-table-wrap { overflow-x: auto; border: 1px solid var(--case-line); border-radius: 12px; background: rgba(255, 255, 255, 0.52); }
.case-tools-table { width: 100%; min-width: 680px; border-collapse: collapse; text-align: left; }
.case-tools-table th, .case-tools-table td { padding: 15px 18px; border-bottom: 1px solid var(--case-line); vertical-align: top; font-size: 12px; line-height: 1.45; }
.case-tools-table thead th { color: var(--case-muted); font-family: var(--mono, monospace); font-size: 10px; font-weight: 700; letter-spacing: .075em; text-transform: uppercase; }
.case-tools-table tbody th { width: 19%; color: var(--case-ink); font-size: 12px; font-weight: 700; }
.case-tools-table tbody td:nth-child(2) { width: 30%; color: var(--case-ink); font-weight: 650; }
.case-tools-table tbody td:last-child { color: var(--case-muted); }
.case-tools-table tbody tr:last-child > * { border-bottom: 0; }

.case-footer { width: 100vw; margin-left: calc(50% - 50vw); padding: 72px max(32px, calc((100vw - 1280px) / 2)); background: var(--case-dark); color: #fff; }
.case-footer-inner { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.case-footer h2 { max-width: 740px; margin: 10px 0 0; font-size: clamp(2rem, 4vw, 4.1rem); line-height: 0.97; letter-spacing: -0.065em; }
.case-footer .case-section-eyebrow { color: var(--project-accent); }
.case-footer-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.case-footer .case-button { border-color: rgba(255,255,255,.24); color: #fff; }
.case-footer .case-button-primary { border-color: var(--project-accent); background: var(--project-accent); color: var(--case-ink); }

.case-lightbox {
  width: min(1180px, calc(100% - 32px));
  max-height: min(92vh, 920px);
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 18px;
  background: #111;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.45);
}

.case-lightbox::backdrop { background: rgba(5, 5, 6, 0.82); backdrop-filter: blur(4px); }
.case-lightbox img { width: 100%; max-height: calc(92vh - 58px); display: block; object-fit: contain; background: #111; }
.case-lightbox-header { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 14px 10px 18px; color: #fff; }
.case-lightbox-title { font-size: 13px; font-weight: 700; }
.case-lightbox-close { min-width: 38px; min-height: 38px; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; background: transparent; color: #fff; cursor: pointer; font-size: 18px; line-height: 1; }

@media (max-width: 980px) {
  .case-system-grid, .case-constraint-list { grid-template-columns: repeat(2, 1fr); }
  .case-problem-heading, .case-system-heading { gap: 38px; }
  .case-evidence { grid-template-columns: 1fr 1fr; }
  .case-evidence-note { grid-column: span 2; }
  .case-system { padding-left: 32px; padding-right: 32px; }
  .case-footer { padding-left: 32px; padding-right: 32px; }
  .case-system-grid-5 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .case-hero { grid-template-columns: 1fr; min-height: auto; padding-top: 82px; }
  .case-hero-copy { max-width: 680px; }
  .case-hero-window img { aspect-ratio: 16 / 9; }
}

@media (max-width: 720px) {
  .case-nav-wrap { padding: 10px 12px 0; }
  .case-nav { min-height: 50px; padding-left: 12px; }
  .case-nav-links { display: none; }
  .case-nav-brand { font-size: 13px; }
  .case-nav-back { padding: 7px 11px; }
  .case-shell { width: min(100% - 40px, 1280px); }
  .case-hero { gap: 38px; padding: 66px 0 62px; }
  .case-title { font-size: clamp(3rem, 15vw, 4.4rem); }
  .case-meta-row { gap: 10px; margin: 24px 0; }
  .case-hero-stamp { right: 8px; bottom: -14px; width: 156px; min-height: auto; padding: 11px 12px; }
  .case-hero-stamp strong { font-size: 12px; }
  .case-hero-stamp span { font-size: 8px; }
  .case-metrics, .case-metrics-4 { grid-template-columns: 1fr 1fr; padding: 8px 0; }
  .case-metric, .case-metric:first-child { min-height: auto; padding: 20px 0; border-right: 0; border-bottom: 1px solid var(--case-line); }
  .case-metric:nth-child(odd) { padding-right: 16px; border-right: 1px solid var(--case-line); }
  .case-metric:nth-last-child(-n + 2) { border-bottom: 0; }
  .case-section { padding: 72px 0; }
  .case-section-title { font-size: clamp(2.3rem, 11vw, 3.35rem); }
  .case-section-intro { font-size: 15px; }
  .case-problem-heading, .case-system-heading, .case-spotlight, .case-evidence { grid-template-columns: 1fr; gap: 28px; }
  .case-problem-intro { padding-top: 0; font-size: 15px; }
  .case-constraint-list { grid-template-columns: 1fr; margin-top: 32px; }
  .case-constraint { min-height: auto; grid-template-columns: 32px 1fr; gap: 12px; }
  .case-system { padding: 72px 20px; }
  .case-system-grid { grid-template-columns: 1fr; }
  .case-system-card { min-height: 180px; }
  .case-system-card h3 { margin-top: 30px; }
  .case-gallery { grid-template-columns: 1fr; }
  .case-gallery .case-media-button:first-child { grid-column: auto; }
  .case-evidence-note { grid-column: auto; }
  .case-tools-table th, .case-tools-table td { padding: 13px; }
  .case-command-body { align-items: stretch; flex-direction: column; padding: 17px; }
  .case-copy { align-self: flex-start; }
  .case-footer { padding: 56px 20px; }
  .case-footer-inner { align-items: flex-start; flex-direction: column; }
  .case-footer-actions { justify-content: flex-start; }
  .case-hero-secondary { display: none; }
  .case-hero-media.has-secondary .case-hero-stamp { right: 8px; top: auto; bottom: -14px; width: 156px; padding: 11px 12px; }
}