/* ============================================================
   PRINCIPIUM STUDIO — Case Study Specific Styles
============================================================ */

/* Hero logo treatment — invert dark green to white */
.ps-logo {
  height: 32px;
  width: auto;
  filter: invert(1) brightness(2);
  opacity: 0.9;
  margin-bottom: 0.25rem;
}

.ps-hero .cs-hero-glow {
  background: radial-gradient(ellipse at center, rgba(77,141,255,0.15) 0%, transparent 70%);
}

/* CTA logo */
.ps-cta-logo {
  height: 28px;
  width: auto;
  filter: invert(1) brightness(2);
  opacity: 0.75;
  margin-bottom: 1rem;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   AGENCY STAT CARDS
============================================================ */
.ps-agency-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 2.5rem;
}

.ps-agency-card {
  background: var(--bg-primary);
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: background var(--transition);
}

.ps-agency-card:hover { background: var(--bg-secondary); }

.ps-agency-card-value {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
  display: block;
}

.ps-agency-card-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============================================================
   ZULAY KITCHEN — HERO BRAND
============================================================ */
.ps-brand-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 3rem;
  margin-bottom: 3rem;
  transition: border-color var(--transition);
}

.ps-brand-hero:hover { border-color: var(--border-accent); }

.ps-brand-hero-images {
  display: flex;
  flex-direction: column;
  gap: 0;
  height: 100%;
  min-height: 420px;
}

.ps-brand-hero-img {
  width: 100%;
  object-fit: cover;
  display: block;
}

.ps-brand-hero-img--main {
  flex: 2;
  min-height: 260px;
}

.ps-brand-hero-img--secondary {
  flex: 1;
  min-height: 140px;
  border-top: 1px solid var(--border);
}

.ps-brand-hero-content {
  padding: 2.5rem 2.5rem 2.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.ps-brand-hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.ps-brand-category {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ps-brand-view-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

.ps-brand-view-link:hover { opacity: 0.7; }

.ps-brand-hero-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
  margin: 0;
}

.ps-brand-hero-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* Brand results */
.ps-brand-results {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.ps-brand-result {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.ps-brand-result-value {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
}

.ps-brand-result-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  max-width: 120px;
}

/* Scope tags */
.ps-brand-scope {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.ps-scope-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-right: 0.25rem;
}

.ps-scope-tag {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.2rem 0.65rem;
}

/* Quote */
.ps-brand-quote {
  font-size: 0.88rem;
  font-style: italic;
  color: var(--text-secondary);
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  margin: 0;
  line-height: 1.65;
}

.ps-brand-quote cite {
  display: block;
  margin-top: 0.5rem;
  font-style: normal;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ============================================================
   BRAND GRID
============================================================ */
.ps-brands-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.ps-brand-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

.ps-brand-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.ps-brand-card-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/7;
  overflow: hidden;
}

.ps-brand-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.ps-brand-card:hover .ps-brand-card-img {
  transform: scale(1.03);
}

/* Text-only brand card for brands without images */
.ps-brand-card-image-wrap--text {
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ps-brand-text-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ps-brand-text-card--2 {
  background: linear-gradient(135deg, rgba(77,141,255,0.1), rgba(77,141,255,0.05));
}

.ps-brand-text-card--3 {
  background: linear-gradient(135deg, rgba(255,255,255,0.05), transparent);
}

.ps-brand-text-name {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.ps-brand-text-cat {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
}

/* Card overlay on hover */
.ps-brand-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.ps-brand-card:hover .ps-brand-card-overlay { opacity: 1; }

.ps-overlay-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  padding: 0.6rem 1.25rem;
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: 100px;
  transition: background var(--transition), border-color var(--transition);
}

.ps-overlay-link:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
}

/* Card body */
.ps-brand-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.ps-brand-card-meta { }

.ps-brand-category-sm {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ps-brand-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin: 0;
}

.ps-brand-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}

.ps-brand-card-result {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding: 0.75rem 1rem;
  background: var(--accent-dim);
  border-radius: var(--radius-xs);
  border-left: 2px solid var(--accent);
}

.ps-result-highlight {
  font-weight: 700;
  color: var(--accent);
}

/* ============================================================
   MORE BRANDS GRID
============================================================ */
.ps-more-brands {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 2.5rem;
}

.ps-more-brand {
  background: var(--bg-secondary);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: background var(--transition);
}

.ps-more-brand:hover { background: var(--bg-card-hover); }

.ps-more-brand-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

.ps-more-brand-type {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.ps-more-note {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.ps-more-note a {
  color: var(--accent);
  text-decoration: none;
}

.ps-more-note a:hover { text-decoration: underline; }

/* ============================================================
   CAPABILITIES GRID
============================================================ */
.ps-caps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.ps-cap-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
}

.ps-cap-group h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.ps-cap-group ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ps-cap-group li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding-left: 0.85rem;
  position: relative;
}

.ps-cap-group li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .ps-brand-hero {
    grid-template-columns: 1fr;
  }

  .ps-brand-hero-images {
    min-height: 300px;
    flex-direction: row;
  }

  .ps-brand-hero-img--main { flex: 2; min-height: 200px; }
  .ps-brand-hero-img--secondary { flex: 1; min-height: 200px; border-top: none; border-left: 1px solid var(--border); }

  .ps-brand-hero-content { padding: 2rem; }

  .ps-agency-cards { grid-template-columns: repeat(2, 1fr); }

  .ps-more-brands { grid-template-columns: repeat(2, 1fr); }

  .ps-caps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .ps-brands-grid { grid-template-columns: 1fr; }

  .ps-brand-results { gap: 1rem; }

  .ps-more-brands { grid-template-columns: repeat(2, 1fr); }

  .ps-agency-cards { grid-template-columns: repeat(2, 1fr); }

  .ps-caps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .ps-brand-hero-images { flex-direction: column; }
  .ps-brand-hero-img--secondary { border-left: none; border-top: 1px solid var(--border); }

  .ps-more-brands { grid-template-columns: 1fr 1fr; }

  .ps-agency-cards { grid-template-columns: 1fr 1fr; }

  .ps-caps-grid { grid-template-columns: 1fr; }
}