/* Palmer-style collection lookbook for case studies */

.cs-lookbook {
  --lookbook-accent: #5b7fa8;
  --lookbook-accent-text: #fff;
}

#lookbook-hero {
  padding-top: 96px;
  min-height: min(72vh, 640px);
  background: var(--lookbook-accent);
  color: var(--lookbook-accent-text);
  border-bottom: 4px solid #000;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

#lookbook-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 400px at 85% 20%, rgba(255, 255, 255, 0.12), transparent 60%);
  pointer-events: none;
}

.lookbook-hero-inner {
  position: relative;
  z-index: 1;
  padding: 3rem 4rem 4rem;
  max-width: 920px;
}

.lookbook-hero-tag {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.52rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 1.25rem;
}

.lookbook-hero-title {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: clamp(3.5rem, 10vw, 7.5rem);
  line-height: 0.88;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-bottom: 1rem;
}

.lookbook-hero-thesis {
  font-family: var(--font-body, 'Roboto Condensed', sans-serif);
  font-size: 1rem;
  line-height: 1.75;
  max-width: 560px;
  opacity: 0.9;
  font-weight: 300;
}

#lookbook-strip {
  border-bottom: 4px solid #000;
  background: #f5f0e8;
  position: relative;
}

.lookbook-strip-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 4rem;
  border-bottom: 2px solid rgba(0, 0, 0, 0.12);
}

.lookbook-strip-hdr h2 {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.lookbook-scroll-cue {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.48rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.45);
}

.lookbook-track-wrap {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.lookbook-track-wrap::-webkit-scrollbar {
  display: none;
}

.lookbook-track {
  display: flex;
  gap: 0;
  width: max-content;
  min-height: 420px;
}

.lookbook-panel {
  flex: 0 0 min(85vw, 520px);
  scroll-snap-align: start;
  padding: 2.5rem 3rem;
  border-right: 2px solid rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.lookbook-panel-num {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: 4rem;
  color: rgba(0, 0, 0, 0.06);
  line-height: 1;
  margin-bottom: 1rem;
}

.lookbook-panel-label {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.48rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #ff3000;
  margin-bottom: 0.75rem;
}

.lookbook-panel-title {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  text-transform: uppercase;
  line-height: 0.92;
  margin-bottom: 1rem;
}

.lookbook-panel-body {
  font-family: var(--font-body, 'Roboto Condensed', sans-serif);
  font-size: 0.88rem;
  line-height: 1.75;
  color: #444;
  font-weight: 300;
}

.lookbook-panel-metric {
  margin-top: auto;
  padding-top: 1.5rem;
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: 2.5rem;
  color: var(--lookbook-accent);
  line-height: 1;
}

.lookbook-panel-metric span {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.48rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #888;
  display: block;
  margin-top: 0.35rem;
}

#lookbook-specs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-bottom: 4px solid #000;
  background: #fff;
}

.cs-lookbook #cs-meta {
  display: none;
}

.cs-lookbook #cs-hero {
  display: none;
}

.lookbook-spec {
  padding: 1.5rem 2rem;
  border-right: 2px solid #000;
}

.lookbook-spec:last-child {
  border-right: none;
}

.lookbook-spec-label {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.48rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 0.5rem;
}

.lookbook-spec-value {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.05;
}

#lookbook-artifacts {
  border-bottom: 4px solid #000;
  background: #101216;
  color: #eff1f4;
  padding: 2rem 0 2.5rem;
}

.lookbook-artifacts-hdr {
  padding: 0 4rem 1.25rem;
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.52rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #9aa3b0;
}

.lookbook-artifacts-track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 0 4rem 0.5rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.lookbook-artifact {
  flex: 0 0 min(280px, 70vw);
  scroll-snap-align: start;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  color: inherit;
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 0.15s, background 0.15s;
}

.lookbook-artifact:hover,
.lookbook-artifact:focus-visible {
  border-color: #ff3000;
  background: rgba(255, 48, 0, 0.08);
}

.lookbook-artifact:focus-visible {
  outline: 2px solid #ff3000;
  outline-offset: 3px;
}

.lookbook-artifact-tag {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.42rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #ff5a32;
  margin-bottom: 0.5rem;
}

.lookbook-artifact-title {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: 1.35rem;
  text-transform: uppercase;
  line-height: 0.95;
  margin-bottom: 0.4rem;
}

.lookbook-artifact-desc {
  font-size: 0.78rem;
  line-height: 1.5;
  color: #aeb6c4;
  font-weight: 300;
}

.lookbook-sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 850;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.5rem;
  padding-bottom: max(0.85rem, env(safe-area-inset-bottom, 0px));
  background: rgba(0, 0, 0, 0.94);
  border-top: 2px solid rgba(255, 255, 255, 0.15);
  transform: translateY(110%);
  transition: transform 0.25s ease;
  pointer-events: none;
}

.lookbook-sticky-cta.is-visible {
  transform: translateY(0);
  pointer-events: auto;
}

.lookbook-sticky-cta p {
  margin: 0;
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.52rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.lookbook-sticky-cta a {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.56rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  background: #ff3000;
  color: #fff;
  padding: 0.65rem 1rem;
  border: 2px solid #ff3000;
  white-space: nowrap;
}

.lookbook-sticky-cta a:hover {
  background: #e02800;
  border-color: #e02800;
}

.lookbook-sticky-cta a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.cs-lookbook #cs-process,
.cs-lookbook #cs-problem,
.cs-lookbook #cs-solution,
.cs-lookbook #cs-outcomes,
.cs-lookbook #cs-learnings {
  scroll-margin-top: 96px;
}

@media (max-width: 900px) {
  #lookbook-specs {
    grid-template-columns: 1fr 1fr;
  }

  .lookbook-spec:nth-child(2n) {
    border-right: none;
  }

  .lookbook-spec:nth-child(n + 3) {
    border-top: 2px solid #000;
  }

  .lookbook-hero-inner,
  .lookbook-strip-hdr,
  .lookbook-artifacts-hdr,
  .lookbook-artifacts-track {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .lookbook-panel {
    flex-basis: min(88vw, 400px);
    padding: 2rem 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lookbook-track-wrap,
  .lookbook-artifacts-track {
    scroll-behavior: auto;
  }
}

.skip-link {
  position: absolute;
  left: 8px;
  top: -40px;
  background: #fff;
  color: #000;
  padding: 8px 12px;
  z-index: 10000;
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.75rem;
  text-decoration: none;
}

.skip-link:focus {
  top: 8px;
  outline: 2px solid #000;
  outline-offset: 2px;
}

.cs-deep-dive-hdr {
  padding: 4rem clamp(1.5rem, 4vw, 3rem) 2rem;
  border-top: 4px solid #000;
  max-width: 1200px;
  margin: 0 auto;
}

.cs-deep-dive-kicker {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 0.54rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.5);
  margin: 0 0 0.75rem;
}

.cs-deep-dive-title {
  font-family: var(--font-display, 'Bebas Neue', sans-serif);
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0 0 1rem;
}

.cs-deep-dive-lead {
  font-size: 1rem;
  line-height: 1.55;
  max-width: 42ch;
  color: rgba(0, 0, 0, 0.65);
  margin: 0;
}