/*
 * Digital Product Store & Museum Shelf Styles
 * Standard: OpenDesign 3D Kinetic Tilt, Holographic Specular Sheen, OKLCH Surfaces
 * Zero Emojis | Strict Zero-Slop Architecture
 */

.digital-store-section {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 64px auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.store-shelf-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--border-subtle, oklch(0.22 0.02 150 / 0.45));
  padding-bottom: 16px;
  margin-bottom: 32px;
}

.store-shelf-title-group h2 {
  font-family: var(--font-display, sans-serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary, oklch(0.96 0.02 140));
  margin: 0 0 6px 0;
  text-transform: uppercase;
}

.store-shelf-title-group p {
  font-family: var(--font-body, sans-serif);
  font-size: 13px;
  color: var(--text-secondary, oklch(0.72 0.03 140));
  margin: 0;
  max-width: 64ch;
}

.store-shelf-status {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--accent-emerald, oklch(0.54 0.16 150));
  display: flex;
  align-items: center;
  gap: 8px;
}

.store-shelf-status::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--accent-emerald, oklch(0.54 0.16 150));
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald, oklch(0.54 0.16 150));
}

/* Shelf Display Grid */
.store-shelf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
  perspective: 1200px;
}

/* Individual Physical Product Card */
.store-card {
  position: relative;
  background: var(--bg-surface, oklch(0.12 0.015 150));
  border: 1px solid var(--border-subtle, oklch(0.22 0.02 150 / 0.45));
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform-style: preserve-3d;
  transition: transform var(--duration-card, 280ms) var(--spring-micro),
              box-shadow var(--duration-card, 280ms) var(--spring-micro),
              border-color var(--duration-micro, 200ms) var(--spring-micro);
  box-shadow: var(--shadow-shelf, inset 0 1px 0 0 rgba(255, 255, 255, 0.08), 0 8px 32px -8px rgba(0, 0, 0, 0.85));
  overflow: hidden;
  cursor: pointer;
}

.store-card:hover {
  border-color: var(--border-prominent, oklch(0.35 0.03 150 / 0.65));
  box-shadow: var(--shadow-elevated, 0 16px 48px -12px rgba(0, 0, 0, 0.9)),
              0 0 24px -4px var(--accent-emerald-glow, oklch(0.54 0.16 150 / 0.18));
}

/* Holographic Specular Foil Reflection */
.store-card-sheen {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 8px;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.12) 0%,
    rgba(17, 132, 92, 0.08) 35%,
    transparent 70%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-micro, 200ms) ease;
  z-index: 5;
}

.store-card:hover .store-card-sheen {
  opacity: 1;
}

/* Card Header & SKU */
.store-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-tertiary, oklch(0.50 0.02 140));
}

.store-card-sku {
  padding: 3px 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  border: 1px solid var(--border-subtle, oklch(0.22 0.02 150 / 0.45));
}

.store-card-badge {
  color: var(--accent-emerald, oklch(0.54 0.16 150));
  font-weight: 700;
}

/* Card Titles */
.store-card-title {
  font-family: var(--font-display, sans-serif);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary, oklch(0.96 0.02 140));
  margin: 0 0 8px 0;
  line-height: 1.3;
}

.store-card-tagline {
  font-family: var(--font-body, sans-serif);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary, oklch(0.72 0.03 140));
  margin: 0 0 20px 0;
}

/* Format Badges Group */
.store-card-formats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.store-format-pill {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle, oklch(0.22 0.02 150 / 0.45));
  color: var(--text-secondary, oklch(0.72 0.03 140));
}

/* Specs Strip */
.store-card-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 4px;
  border: 1px solid var(--border-subtle, oklch(0.22 0.02 150 / 0.45));
  margin-bottom: 20px;
}

.store-spec-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.store-spec-label {
  font-family: var(--font-mono, monospace);
  font-size: 9px;
  text-transform: uppercase;
  color: var(--text-tertiary, oklch(0.50 0.02 140));
  letter-spacing: 0.05em;
}

.store-spec-val {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary, oklch(0.96 0.02 140));
}

/* Action Buttons */
.store-card-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
}

.store-action-inspect,
.store-action-acquire {
  flex: 1;
  padding: 10px 14px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  outline: none;
  transition: all var(--duration-micro, 200ms) var(--spring-micro);
  text-align: center;
  text-decoration: none;
  box-sizing: border-box;
}

.store-action-inspect {
  background: transparent;
  border: 1px solid var(--border-prominent, oklch(0.35 0.03 150 / 0.65));
  color: var(--text-primary, oklch(0.96 0.02 140));
}

.store-action-inspect:hover {
  background: var(--bg-surface-hover, oklch(0.16 0.02 150));
  border-color: var(--text-primary, oklch(0.96 0.02 140));
}

.store-action-acquire {
  background: var(--accent-emerald, oklch(0.54 0.16 150));
  border: 1px solid var(--accent-emerald, oklch(0.54 0.16 150));
  color: #070908;
}

.store-action-acquire:hover {
  background: oklch(0.62 0.18 150);
  box-shadow: 0 0 16px var(--accent-emerald-glow, oklch(0.54 0.16 150 / 0.4));
}

@media (max-width: 768px) {
  .store-shelf-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .store-shelf-grid {
    grid-template-columns: 1fr;
  }
}