/* Structured case study page */
.case-study {
  --case-card: #fff;
  --case-soft: #f1efe9;
  --case-warm: #ece9e1;
  overflow: hidden;
  color: var(--ink);
}

.case-archive {
  min-height: 70vh;
  padding: 9rem 2rem 8rem;
}

.case-archive-hero,
.case-archive-grid,
.case-archive-empty {
  max-width: var(--container);
  margin-right: auto;
  margin-left: auto;
}

.case-archive-hero { margin-bottom: 4rem; }
.case-archive-hero h1 { max-width: 900px; margin: 0 0 1.5rem; font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 800; letter-spacing: -.045em; line-height: .98; }
.case-archive-hero h1 em { color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: .88em; font-style: normal; font-weight: 500; }
.case-archive-hero > p { max-width: 640px; margin: 0; color: var(--ink-soft); font-size: 17px; line-height: 1.65; }
.case-archive-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.case-archive-card { display: flex; overflow: hidden; min-width: 0; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius-md); background: #fff; transition: border-color .3s, box-shadow .3s, transform .3s; }
.case-archive-card:hover { border-color: var(--ink); box-shadow: 0 18px 40px -24px rgba(10,10,10,.3); transform: translateY(-4px); }
.case-archive-card-media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: var(--paper-soft); }
.case-archive-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease-precise); }
.case-archive-card:hover .case-archive-card-media img { transform: scale(1.045); }
.case-archive-card-media > span { position: absolute; top: 1rem; left: 1rem; padding: .35rem .6rem; background: var(--paper); font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.case-archive-card-body { display: flex; min-height: 270px; padding: 1.5rem; flex-direction: column; }
.case-archive-card-body h2 { margin: 0 0 .75rem; font-size: 22px; letter-spacing: -.025em; line-height: 1.15; }
.case-archive-card-body > p { margin: 0 0 1.5rem; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }
.case-archive-card-body > div { display: flex; margin-top: auto; padding-top: 1.25rem; align-items: baseline; gap: .65rem; border-top: 1px solid var(--line); }
.case-archive-card-body strong { color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 28px; letter-spacing: -.04em; }
.case-archive-card-body span { color: var(--ink-soft); font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }

.case-breadcrumb {
  display: flex;
  max-width: var(--container);
  margin: 0 auto;
  padding: 7rem 2rem 0;
  align-items: center;
  gap: .5rem;
  color: var(--ink-mute);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: .08em;
}

.case-breadcrumb a {
  color: var(--ink-soft);
  transition: color .2s;
}

.case-breadcrumb a:hover { color: var(--accent); }
.case-breadcrumb strong { overflow: hidden; color: var(--ink); font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }

.case-hero {
  position: relative;
  padding: 4rem 2rem 6rem;
}

.case-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 4rem;
}

.case-hero-eyebrow {
  display: flex;
  margin-bottom: 2rem;
  align-items: center;
  flex-wrap: wrap;
  gap: .85rem;
  color: var(--ink-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.case-hero-eyebrow .line { width: 2rem; height: 1px; background: var(--accent); }
.case-hero-eyebrow .divider { color: var(--ink-mute); }

.case-hero-title {
  max-width: 780px;
  margin: 0 0 2rem;
  font-size: clamp(2.3rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.05;
}

.case-hero-title em,
.case-section-title em,
.case-timeline-intro h2 em,
.case-results h2 em,
.case-final-cta h2 em {
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  font-size: .9em;
  font-style: normal;
  font-weight: 500;
  letter-spacing: -.02em;
}

.case-hero-intro {
  max-width: 600px;
  margin: 0 0 3rem;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.65;
}

.case-hero-meta {
  display: grid;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.case-hero-meta > div { display: flex; min-width: 0; flex-direction: column; gap: .35rem; }
.case-hero-meta span { color: var(--ink-mute); font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.case-hero-meta strong { overflow-wrap: anywhere; font-size: 15px; font-weight: 600; }
.case-hero-meta a { color: var(--accent); border-bottom: 1px solid currentColor; }

.case-hero-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 24px 48px -16px rgba(10, 10, 10, .2);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
  transition: transform .6s var(--ease-quiet);
}

.case-hero-media:hover { transform: perspective(1000px) rotateY(0) rotateX(0); }
.case-hero-media img { display: block; width: 100%; height: auto; }

.case-section { position: relative; padding: 8rem 2rem; }
.case-section-inner { max-width: var(--container); margin: 0 auto; }

.case-section-head {
  display: flex;
  margin-bottom: 4rem;
  align-items: flex-end;
  justify-content: space-between;
  gap: 4rem;
}

.case-section-head > div { max-width: 760px; }
.case-section-head > p { max-width: 400px; margin: 0; padding-bottom: .4rem; color: var(--ink-soft); font-size: 15px; line-height: 1.65; }

.case-section-eyebrow,
.case-results-eyebrow,
.case-final-eyebrow {
  display: flex;
  margin-bottom: 1.5rem;
  align-items: center;
  gap: .75rem;
  color: var(--ink-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.case-section-eyebrow > span,
.case-results-eyebrow > span,
.case-final-eyebrow > span {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
}

.case-section-title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.05;
}

.case-challenge {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--case-soft);
}

.case-challenge-inner { max-width: 860px; margin: 0 auto; text-align: center; }
.case-challenge h2 { max-width: 760px; margin: 0 auto 1.5rem; font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.1; }
.case-challenge-text { max-width: 720px; margin: 0 auto 3rem; color: var(--ink-soft); font-size: 17px; line-height: 1.65; }
.case-challenge-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; text-align: left; }
.case-challenge-item { display: flex; padding: 1.5rem; align-items: flex-start; gap: .75rem; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--case-card); font-size: 15px; }
.case-challenge-item::before { content: '×'; flex-shrink: 0; color: var(--accent); font-size: 18px; font-weight: 700; line-height: 1.3; }

.case-solutions-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.case-solution-card { position: relative; display: flex; overflow: hidden; min-height: 300px; padding: 2rem; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--case-card); transition: border-color .35s, box-shadow .35s, transform .35s; }
.case-solution-card::before { position: absolute; top: 0; right: 0; left: 0; height: 2px; background: var(--accent); content: ''; transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease-precise); }
.case-solution-card:hover { border-color: var(--ink); box-shadow: 0 8px 24px -12px rgba(10,10,10,.15); transform: translateY(-3px); }
.case-solution-card:hover::before { transform: scaleX(1); }
.case-solution-num { margin-bottom: 1rem; color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.case-solution-card h3 { margin: 0 0 .75rem; font-size: 19px; letter-spacing: -.015em; line-height: 1.3; }
.case-solution-card p { margin: 0 0 1.25rem; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }
.case-solution-card ul { display: flex; margin: auto 0 0; padding: 1rem 0 0; flex-direction: column; gap: .45rem; border-top: 1px solid var(--line); list-style: none; }
.case-solution-card li { display: flex; gap: .5rem; color: var(--ink-soft); font-family: 'JetBrains Mono', monospace; font-size: 11px; }
.case-solution-card li::before { color: var(--accent); content: '→'; }

.case-timeline { padding: 8rem 2rem; }
.case-timeline-grid { display: grid; max-width: var(--container); margin: 0 auto; grid-template-columns: 1fr 1.1fr; align-items: start; gap: 5rem; }
.case-timeline-intro { position: sticky; top: 7rem; }
.case-timeline-intro h2 { margin: 1.5rem 0 2rem; font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; }
.case-timeline-intro > p { max-width: 560px; margin: 0; color: var(--ink-soft); font-size: 16px; line-height: 1.65; }
.case-timeline-steps { display: flex; flex-direction: column; }
.case-timeline-step { position: relative; display: grid; padding: 2rem 0; grid-template-columns: 3rem 1fr; gap: 1.5rem; border-bottom: 1px solid var(--line); }
.case-timeline-step:first-child { padding-top: 0; }
.case-timeline-step:last-child { border: 0; }
.case-timeline-step::before { position: absolute; top: 0; bottom: 0; left: 1rem; width: 1px; background: var(--line); content: ''; }
.case-timeline-step:first-child::before { top: 1rem; }
.case-timeline-step:last-child::before { bottom: auto; height: 1rem; }
.case-timeline-step > span { position: relative; z-index: 1; display: flex; width: 2rem; height: 2rem; align-items: center; justify-content: center; border-radius: 50%; background: var(--ink); color: var(--paper); font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 700; }
.case-timeline-step:last-child > span { background: var(--accent); }
.case-timeline-step h3 { margin: 0 0 .55rem; font-size: 18px; letter-spacing: -.015em; }
.case-timeline-step p { margin: 0; color: var(--ink-soft); font-size: 14.5px; line-height: 1.65; }

.case-mockups { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--case-soft); }
.case-mockups-grid { display: grid; grid-auto-rows: 180px; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1.5rem; }
.case-mockup-item { position: relative; overflow: hidden; margin: 0; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--case-card); transition: border-color .35s, box-shadow .35s, transform .35s; }
.case-mockup-item:hover { border-color: var(--ink); box-shadow: 0 12px 24px -12px rgba(10,10,10,.15); transform: translateY(-4px); }
.case-mockup-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease-precise); }
.case-mockup-item:hover img { transform: scale(1.05); }
.case-mockup-item figcaption { position: absolute; right: 0; bottom: 0; left: 0; display: flex; padding: 3rem 1.25rem 1.25rem; flex-direction: column; background: linear-gradient(to top, rgba(10,10,10,.86), transparent); color: var(--paper); opacity: 0; transition: opacity .3s; }
.case-mockup-item:hover figcaption { opacity: 1; }
.case-mockup-item figcaption span { margin-bottom: .25rem; color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.case-mockup-item figcaption strong { font-size: 15px; }
.case-mockup-item.large { grid-column: span 8; grid-row: span 2; }
.case-mockup-item.small { grid-column: span 4; grid-row: span 1; }
.case-mockup-item.medium { grid-column: span 6; grid-row: span 2; }
.case-mockup-item.wide { grid-column: span 8; grid-row: span 1; }
.case-mockup-item.tall { grid-column: span 4; grid-row: span 2; }

.case-results { position: relative; overflow: hidden; background: var(--ink); color: var(--paper); }
.case-results::before,
.case-final-cta::before { position: absolute; inset: 0; background: radial-gradient(ellipse 50% 50% at 80% 20%, rgba(255,77,26,.14), transparent 60%), radial-gradient(ellipse 60% 40% at 20% 80%, rgba(255,77,26,.07), transparent 60%); content: ''; pointer-events: none; }
.case-results .case-section-inner { position: relative; z-index: 1; }
.case-results-head { margin-bottom: 5rem; text-align: center; }
.case-results-eyebrow { justify-content: center; color: rgba(255,255,255,.5); }
.case-results h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; }
.case-results-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2rem; }
.case-result-card { display: flex; padding: 2rem; flex-direction: column; gap: .5rem; border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-md); background: rgba(255,255,255,.04); transition: border-color .3s, background .3s, transform .3s; }
.case-result-card:hover { border-color: var(--accent); background: rgba(255,77,26,.05); transform: translateY(-4px); }
.case-result-card > strong { margin-bottom: .5rem; color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: clamp(2.3rem, 4vw, 3.5rem); font-weight: 700; letter-spacing: -.04em; line-height: 1; }
.case-result-card h3 { margin: 0; color: var(--paper); font-size: 14px; }
.case-result-card p { margin: 0; color: rgba(255,255,255,.5); font-size: 13px; line-height: 1.55; }

.case-stack { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--case-soft); }
.case-stack-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.case-stack-card { display: flex; padding: 1.75rem; flex-direction: column; gap: .75rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--case-card); transition: border-color .3s, transform .3s; }
.case-stack-card:hover { border-color: var(--ink); transform: translateY(-2px); }
.case-stack-card > div { display: flex; align-items: center; gap: .85rem; }
.case-stack-logo { display: flex; width: 40px; height: 40px; flex: 0 0 auto; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--case-warm); font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700; }
.case-stack-logo.is-ink { background: var(--ink); color: var(--paper); }
.case-stack-logo.is-accent { background: var(--accent); color: var(--paper); }
.case-stack-card h3 { margin: 0; font-size: 17px; letter-spacing: -.015em; }
.case-stack-card small { color: var(--ink-soft); font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.case-stack-card p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.55; }

.case-testimonial { padding: 8rem 2rem; }
.case-testimonial-inner { max-width: 860px; margin: 0 auto; text-align: center; }
.case-testimonial-mark { margin-bottom: 2rem; color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 60px; font-weight: 700; line-height: .6; }
.case-testimonial blockquote { margin: 0 0 3rem; font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 600; letter-spacing: -.02em; line-height: 1.4; }
.case-testimonial-author { display: flex; align-items: center; justify-content: center; gap: 1rem; }
.case-testimonial-avatar,
.case-testimonial-photo { display: flex; overflow: hidden; width: 56px; height: 56px; flex: 0 0 auto; align-items: center; justify-content: center; border-radius: 50%; background: var(--ink); color: var(--paper); font-family: 'JetBrains Mono', monospace; font-weight: 700; }
.case-testimonial-photo img { width: 100%; height: 100%; object-fit: cover; }
.case-testimonial-author > div { display: flex; flex-direction: column; text-align: left; }
.case-testimonial-author strong { font-size: 16px; }
.case-testimonial-author small { color: var(--ink-soft); font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }

.case-final-cta { position: relative; overflow: hidden; padding: 8rem 2rem; background: var(--ink); color: var(--paper); }
.case-final-cta-inner { position: relative; z-index: 1; display: grid; max-width: var(--container); margin: 0 auto; grid-template-columns: 1.4fr 1fr; align-items: end; gap: 4rem; }
.case-final-eyebrow { color: rgba(255,255,255,.5); }
.case-final-cta h2 { max-width: 900px; margin: 0 0 2rem; font-size: clamp(2.2rem, 4.5vw, 3.6rem); font-weight: 800; letter-spacing: -.035em; line-height: 1.02; }
.case-final-cta p { max-width: 580px; margin: 0 0 2.5rem; color: rgba(255,255,255,.7); font-size: 17px; line-height: 1.6; }
.case-final-button { display: inline-flex; padding: 1rem 1.75rem; align-items: center; gap: .6rem; background: var(--accent); color: var(--paper); font-size: 15px; font-weight: 700; transition: background .3s, transform .3s; }
.case-final-button:hover { background: var(--accent-deep); transform: translateY(-2px); }
.case-final-button span { transition: transform .3s; }
.case-final-button:hover span { transform: translateX(4px); }
.case-final-contacts { display: flex; padding-bottom: .5rem; flex-direction: column; gap: 1.5rem; }
.case-final-contacts > div { display: flex; flex-direction: column; gap: .35rem; }
.case-final-contacts span { color: rgba(255,255,255,.4); font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.case-final-contacts a { font-size: 18px; font-weight: 600; letter-spacing: -.015em; }
.case-final-contacts a:hover { color: var(--accent); }

@media (max-width: 1024px) {
  .case-archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-hero-grid,
  .case-timeline-grid { grid-template-columns: 1fr; gap: 3rem; }
  .case-timeline-intro { position: static; }
  .case-solutions-grid,
  .case-challenge-list { grid-template-columns: 1fr; }
  .case-results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-stack-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-mockups-grid { grid-auto-rows: 160px; grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .case-mockup-item.large { grid-column: span 6; }
  .case-mockup-item.small { grid-column: span 3; }
  .case-mockup-item.medium,
  .case-mockup-item.wide { grid-column: span 6; }
  .case-mockup-item.tall { grid-column: span 3; }
  .case-final-cta-inner { grid-template-columns: 1fr; gap: 3rem; }
  .case-section-head { flex-direction: column; align-items: flex-start; gap: 2rem; }
}

@media (max-width: 768px) {
  .case-archive { padding: 7rem 1.25rem 5rem; }
  .case-archive-grid { grid-template-columns: 1fr; }
  .case-breadcrumb { padding: 5.5rem 1.25rem 0; }
  .case-hero { padding: 2.5rem 1.25rem 4.5rem; }
  .case-hero-grid { gap: 2.5rem; }
  .case-hero-title { font-size: clamp(2.15rem, 11vw, 3.2rem); }
  .case-hero-meta { grid-template-columns: 1fr; }
  .case-section,
  .case-timeline,
  .case-testimonial,
  .case-final-cta { padding: 5rem 1.25rem; }
  .case-section-head { margin-bottom: 3rem; }
  .case-results-head { margin-bottom: 3rem; }
  .case-results-grid,
  .case-stack-grid { grid-template-columns: 1fr; }
  .case-mockups-grid { grid-auto-rows: 220px; grid-template-columns: 1fr; }
  .case-mockup-item.large,
  .case-mockup-item.small,
  .case-mockup-item.medium,
  .case-mockup-item.wide,
  .case-mockup-item.tall { grid-column: span 1; grid-row: span 1; }
  .case-mockup-item figcaption { opacity: 1; }
  .case-final-contacts { overflow-wrap: anywhere; }
}

@media (prefers-reduced-motion: reduce) {
  .case-hero-media { transform: none; }
}