/* ==========================================================================
   NOVA DIGITAL - PORTFOLIO & CASE STUDY MODULE STYLES
   ========================================================================== */

/* Filter Controls */
.portfolio-filter-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--surface);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 32px;
}

.portfolio-card {
  background: var(--surface-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.portfolio-image-wrapper {
  position: relative;
  width: 100%;
  height: 260px;
  background-color: #1a1a1a;
  overflow: hidden;
}

.portfolio-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
  background: linear-gradient(135deg, #111 0%, #222 100%);
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-image-placeholder {
  transform: scale(1.05);
}

.portfolio-category-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 12px;
  background: rgba(17, 17, 17, 0.8);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.portfolio-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-client {
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.portfolio-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.portfolio-metrics-row {
  display: flex;
  gap: 16px;
  margin: 16px 0;
  padding: 12px 0;
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
}

.metric-pill {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

/* Case Study Layout */
.case-study-hero {
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 60px;
  background-color: var(--surface-dark);
  color: #FFFFFF;
}

.case-study-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 30px;
  background: var(--surface-dark-card);
  border-radius: var(--radius);
  border: 1px solid var(--border-dark);
  margin-top: 40px;
}

.meta-item h5 {
  color: var(--muted-on-dark);
  font-size: 0.8rem;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.meta-item p {
  color: #FFFFFF;
  font-weight: 600;
}

.case-study-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.results-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #1f1f1f 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  margin: 40px 0;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.result-stat-val {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
}