/* ============================================================
   Page styles: Books & Publications — [wa_page name="store"]
   Page-specific sections only; the design system, nav and
   footer live in wa-shared.css.
   ============================================================ */

/* ========================================
   STORE HERO
   ======================================== */
.wa-page .store-hero {
  padding-top: calc(var(--nav-height) + var(--space-xl));
  padding-bottom: var(--space-xl);
  text-align: center;
}

.wa-page .store-hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.wa-page .store-hero h1 {
  font-size: clamp(38.4px, 5vw, 57.6px);
  margin-bottom: var(--space-sm);
}

.wa-page .store-hero__subtitle {
  font-size: 18.4px;
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========================================
   FEATURED SERIES
   ======================================== */
.wa-page .featured {
  padding: var(--space-xl) 0;
}

.wa-page .featured__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.wa-page .featured__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.wa-page .featured__header h2 {
  font-size: clamp(28.8px, 3.5vw, 38.4px);
}

.wa-page .featured-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  align-items: center;
  transition: box-shadow var(--transition-smooth);
}

.wa-page .featured-card:hover {
  box-shadow: var(--shadow-md);
}

.wa-page .featured-card__covers {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.wa-page .featured-card__covers img {
  width: 120px;
  height: auto;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-smooth);
}

.wa-page .featured-card__covers img:hover {
  transform: translateY(-4px);
}

.wa-page .featured-card__content h3 {
  font-size: clamp(24px, 2.5vw, 32px);
  margin-bottom: var(--space-xs);
}

.wa-page .featured-card__publisher {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-text);
  margin-bottom: var(--space-sm);
}

.wa-page .featured-card__desc {
  margin-bottom: var(--space-md);
  max-width: 520px;
}

.wa-page .featured-card__meta {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.wa-page .featured-card__meta-item {
  display: flex;
  flex-direction: column;
}

.wa-page .featured-card__meta-label {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.wa-page .featured-card__meta-value {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-heading);
}

.wa-page .featured-card__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ========================================
   ALL PUBLICATIONS GRID
   ======================================== */
.wa-page .publications {
  padding: var(--space-xl) 0;
  background: var(--color-surface);
}

.wa-page .publications__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.wa-page .publications__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.wa-page .publications__header h2 {
  font-size: clamp(28.8px, 3.5vw, 38.4px);
}

.wa-page .publications__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.wa-page .pub-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: var(--space-md);
  text-align: center;
  transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
}

.wa-page .pub-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.wa-page .pub-card__image {
  width: 140px;
  height: auto;
  margin: 0 auto var(--space-md);
  box-shadow: var(--shadow-sm);
}

.wa-page .pub-card__placeholder {
  width: 140px;
  height: 187px;
  margin: 0 auto var(--space-md);
  background: var(--color-accent-light);
  border: 2px dashed var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 14px;
  font-style: italic;
}

.wa-page .pub-card h3 {
  font-size: 20px;
  margin-bottom: var(--space-xs);
}

.wa-page .pub-card__publisher {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-text);
  margin-bottom: 4px;
}

.wa-page .pub-card__price-suffix {
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 400;
}

.wa-page .pub-card__detail {
  font-size: 15.2px;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

.wa-page .pub-card__price {
  font-family: var(--font-display);
  font-size: 19.2px;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-sm);
}

.wa-page .pub-card .btn {
  width: 100%;
  padding: 12px 24px;
}

/* ========================================
   CTA BAND
   ======================================== */
.wa-page .cta-band {
  background: var(--color-dark-bg);
  color: var(--color-dark-text);
  padding: var(--space-xl) 0;
  text-align: center;
}

.wa-page .cta-band__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.wa-page .cta-band h2 {
  font-size: clamp(28.8px, 3.5vw, 38.4px);
  color: var(--color-dark-text);
  margin-bottom: var(--space-xs);
}

.wa-page .cta-band p {
  font-size: 16.8px;
  color: #999;
  margin-bottom: var(--space-md);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.wa-page .cta-band__actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 960px) {
  .wa-page .featured-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .wa-page .featured-card__covers {
    justify-content: center;
    flex-wrap: wrap;
  }

  .wa-page .featured-card__covers img {
    width: 100px;
  }

  .wa-page .featured-card__desc {
    max-width: 100%;
  }

  .wa-page .featured-card__meta {
    justify-content: center;
  }

  .wa-page .featured-card__actions {
    justify-content: center;
  }

  .wa-page .publications__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .wa-page .featured-card {
    padding: var(--space-md);
  }

  .wa-page .featured-card__covers img {
    width: 80px;
  }

  .wa-page .publications__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .wa-page .pub-card__image {
    width: 110px;
  }

  .wa-page .pub-card__placeholder {
    width: 110px;
    height: 147px;
  }

  .wa-page .cta-band__actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 400px) {
  .wa-page .store-hero h1 {
    font-size: 35.2px;
  }

  .wa-page .featured-card__covers img {
    width: 70px;
  }

  .wa-page .publications__grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .wa-page .pub-card {
    padding: var(--space-sm);
  }
}