/* === PROJECT CASE STUDIES === */

.case-main {
  width: 100%;
  box-sizing: border-box;
  padding: 52px 24px 88px;
}

.case-study {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.case-back,
.case-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 650;
}

.case-back {
  margin-bottom: 34px;
}

.case-back:hover,
.case-nav-link:hover {
  color: var(--accent);
}

.case-arrow {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.68fr);
  align-items: center;
  gap: clamp(44px, 7vw, 92px);
  padding: 12px 0 72px;
  border-bottom: 1px solid var(--border-soft);
}

.case-eyebrow,
.case-section-index,
.case-next-label {
  margin: 0;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.case-title {
  max-width: 760px;
  margin: 14px 0 22px;
  color: var(--text-primary);
  font-size: clamp(3.2rem, 8vw, 6.8rem);
  font-weight: 790;
  letter-spacing: -0.065em;
  line-height: 0.92;
}

.case-summary {
  max-width: 690px;
  margin: 0;
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
  line-height: 1.65;
}

.case-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.case-tech-list li {
  padding: 6px 10px;
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-weight: 650;
  line-height: 1;
  background: transparent;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.case-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  box-sizing: border-box;
  font-size: 0.88rem;
  font-weight: 720;
  border: 1px solid var(--border-soft);
  border-radius: 11px;
}

.case-action-primary {
  color: var(--btn-fg);
  background: var(--btn-bg);
  border-color: var(--btn-bg);
}

.case-action-primary:hover {
  color: var(--btn-fg);
  background: var(--btn-bg-hover);
  border-color: var(--btn-bg-hover);
}

.case-action-secondary {
  color: var(--text-primary);
  background: transparent;
}

.case-action-secondary:hover {
  color: var(--accent);
  border-color: var(--accent-border);
}

.case-lead-shot,
.case-gallery-shot {
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  color: inherit;
  background: var(--media-bg) !important;
  border: 1px solid var(--media-border);
  box-sizing: border-box;
  cursor: zoom-in;
}

.case-lead-shot {
  min-height: 510px;
  border-radius: 22px;
}

.case-lead-shot img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 474px;
}

.case-lead-shot img,
.case-gallery-shot img {
  display: block;
  border-radius: 20px;
  box-shadow: 0 18px 42px var(--shadow-color);
  transition: transform 0.18s ease;
}

.case-lead-shot:hover,
.case-gallery-shot:hover {
  background: var(--media-bg) !important;
  border-color: var(--accent-border);
  transform: none;
}

.case-lead-shot:hover img,
.case-gallery-shot:hover img {
  transform: translateY(-2px);
}

.case-lead-shot:focus-visible,
.case-gallery-shot:focus-visible,
.case-action:focus-visible,
.case-back:focus-visible,
.case-nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.case-section {
  display: grid;
  grid-template-columns: minmax(190px, 0.35fr) minmax(0, 1fr);
  gap: clamp(36px, 7vw, 96px);
  padding: 72px 0;
  border-bottom: 1px solid var(--border-soft);
}

.case-section-heading h2 {
  margin: 10px 0 0;
  color: var(--text-primary);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.case-overview-copy > p,
.case-gallery-intro {
  max-width: 760px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.03rem;
  line-height: 1.75;
}

.case-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 0;
}

.case-fact {
  min-width: 0;
  padding: 18px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 13px;
}

.case-fact dt {
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-fact dd {
  margin: 0;
  color: var(--text-primary);
  font-size: 0.93rem;
  font-weight: 680;
  line-height: 1.35;
}

.case-gallery-section {
  display: block;
}

.case-gallery-header {
  display: grid;
  grid-template-columns: minmax(190px, 0.35fr) minmax(0, 1fr);
  gap: clamp(36px, 7vw, 96px);
  margin-bottom: 36px;
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.case-gallery-shot {
  min-height: 340px;
  padding: 12px;
  border-radius: 15px;
}

.case-gallery-shot img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 410px;
  border-radius: 13px;
}

.case-project-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-top: 36px;
}

.case-nav-link {
  min-height: 88px;
  padding: 20px 22px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  box-sizing: border-box;
}

.case-nav-link:hover {
  border-color: var(--accent-border);
}

.case-nav-next {
  justify-content: space-between;
  text-align: right;
}

.case-next-copy {
  display: grid;
  gap: 4px;
  margin-left: auto;
}

.case-next-name {
  color: var(--text-primary);
  font-size: 1rem;
}

.case-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 70px 24px 24px;
  background: rgba(5, 5, 6, 0.94);
  box-sizing: border-box;
}

.case-lightbox.active {
  display: flex;
}

.case-lightbox img {
  display: block;
  width: auto;
  max-width: min(100%, 980px);
  height: auto;
  max-height: calc(100vh - 100px);
  border-radius: 18px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.5);
}

.case-lightbox-close {
  position: absolute;
  top: 18px;
  right: 22px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  color: var(--text-primary);
  background: var(--surface-strong) !important;
  border: 1px solid var(--border-soft);
  border-radius: 50%;
}

.case-lightbox-close:hover {
  color: var(--accent);
  border-color: var(--accent-border);
  transform: none;
}

.case-lightbox-close svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

@media (max-width: 900px) {
  .case-hero {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.58fr);
    gap: 36px;
  }

  .case-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .case-main {
    padding: 34px 16px 64px;
  }

  .case-back {
    margin-bottom: 24px;
  }

  .case-hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 52px;
  }

  .case-title {
    font-size: clamp(3rem, 17vw, 5rem);
  }

  .case-lead-shot {
    width: min(100%, 390px);
    min-height: 440px;
    margin: 0 auto;
  }

  .case-section,
  .case-gallery-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .case-section {
    padding: 52px 0;
  }

  .case-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .case-gallery-shot {
    min-height: 280px;
    padding: 8px;
  }
}

@media (max-width: 520px) {
  .case-actions {
    display: grid;
  }

  .case-facts,
  .case-project-nav {
    grid-template-columns: 1fr;
  }

  .case-nav-link {
    min-height: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-lead-shot:hover img,
  .case-gallery-shot:hover img {
    transform: none;
  }
}