/**
 * Author Personal Blog Pro - Featured Books Showcase Widget Stylesheet
 * Scoped under: .apb-featured-books-widget / .apb-books-4col-grid
 */

.apb-featured-books-section {
  padding: clamp(3rem, 6vw, 5.5rem) 0;
  position: relative;
  background-color: var(--apb-color-bg-card, #ffffff);
}

.apb-featured-books-section .apb-front-section-header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.apb-featured-books-section .apb-section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--apb-font-size-xs, 0.75rem);
  font-weight: 700;
  color: var(--apb-color-accent, #e07a5f);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--apb-space-2, 0.5rem);
}

.apb-featured-books-section .apb-front-section-title {
  font-family: var(--apb-font-serif, "Playfair Display", Georgia, serif);
  font-size: var(--apb-font-size-h2, clamp(1.85rem, 3.5vw, 2.75rem));
  font-weight: 800;
  color: var(--apb-color-heading, #0f172a);
  line-height: var(--apb-line-height-h2, 1.25);
  margin: 0 0 var(--apb-space-2, 0.5rem) 0;
}

.apb-featured-books-section .apb-front-section-subtitle {
  font-size: var(--apb-font-size-base, 1rem);
  color: var(--apb-color-text-muted, #64748b);
  line-height: var(--apb-line-height-relaxed, 1.75);
  margin: 0;
}

/* 4-Column Book Grid */
.apb-books-4col-grid {
  display: grid;
  grid-template-columns: repeat(var(--apb-grid-cols, 4), 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

@media (max-width: 1100px) {
  .apb-books-4col-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .apb-books-4col-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-inline: auto;
  }
}

/* Individual Book Card (Inherits baseline box-model from global.css) */
.apb-book-card {
  height: 100%;
}

.apb-book-card:hover {
  box-shadow: var(--apb-shadow-card, 0 12px 28px -6px rgba(15, 23, 42, 0.12));
  border-color: var(--apb-color-primary, #0d5c63);
}

/* Cover Wrapper & Image */
.apb-book-cover-wrap {
  position: relative;
  padding: var(--apb-space-4, 1.25rem) var(--apb-space-4, 1.25rem) 0;
  display: flex;
  justify-content: center;
}

.apb-book-cover-img {
  max-width: 190px;
  border-radius: 4px;
  box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.25);
  background-color: #ffffff;
}

/* Badges */
.apb-book-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: var(--apb-color-primary, #0d5c63);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--apb-radius-sm, 4px);
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.apb-book-badge-sale,
.apb-book-badge-accent {
  background-color: var(--apb-color-accent, #e07a5f);
}

/* Book Body Content */
.apb-book-body {
  padding: var(--apb-space-4, 1.25rem);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: var(--apb-space-2, 0.5rem);
}

.apb-book-genre {
  font-size: var(--apb-font-size-xs, 0.75rem);
  font-weight: 700;
  color: var(--apb-color-accent, #e07a5f);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.apb-book-title {
  font-family: var(--apb-font-serif, "Playfair Display", Georgia, serif);
  font-size: var(--apb-font-size-md, 1.15rem);
  font-weight: 700;
  color: var(--apb-color-heading, #0f172a);
  line-height: 1.3;
  margin: 0;
}

.apb-book-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--apb-transition-fast, 0.15s ease);
}

.apb-book-title a:hover {
  color: var(--apb-color-primary, #0d5c63);
}

.apb-book-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: #f59e0b;
  font-weight: 600;
}

.apb-book-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: auto;
  padding-top: var(--apb-space-2, 0.5rem);
}

.apb-book-price {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--apb-color-heading, #0f172a);
}

.apb-book-price-old {
  font-size: 0.88rem;
  color: var(--apb-color-text-light, #94a3b8);
  text-decoration: line-through;
}

/* Card Action Button */
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn,
.apb-books-4col-grid .apb-book-card .apb-book-btn,
.apb-book-card .apb-book-btn {
  width: 100%;
  margin-top: var(--apb-space-2, 0.5rem);
  padding: 0.65rem 1.25rem;
}

.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary,
.apb-book-card a.apb-book-btn.apb-btn-primary,
.apb-book-card .apb-book-btn.apb-btn-primary {
  color: #ffffff;
  background-color: var(--apb-color-primary, #0d5c63);
  border-color: var(--apb-color-primary, #0d5c63);
}

.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary:hover,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary:focus,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary:hover,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary:focus,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary:hover,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-primary:focus,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary:hover,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-primary:focus,
.apb-book-card a.apb-book-btn.apb-btn-primary:hover,
.apb-book-card a.apb-book-btn.apb-btn-primary:focus,
.apb-book-card .apb-book-btn.apb-btn-primary:hover,
.apb-book-card .apb-book-btn.apb-btn-primary:focus {
  background-color: var(--apb-color-primary-hover, #084349);
  border-color: var(--apb-color-primary-hover, #084349);
  color: #ffffff;
}

.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary,
.apb-book-card a.apb-book-btn.apb-btn-secondary,
.apb-book-card .apb-book-btn.apb-btn-secondary {
  color: var(--apb-color-heading, #0f172a);
  background-color: transparent;
  border-color: var(--apb-color-border-dark, #cbd5e1);
}

.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary:hover,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary:focus,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary:hover,
.apb-featured-books-section .apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary:focus,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary:hover,
.apb-books-4col-grid .apb-book-card a.apb-book-btn.apb-btn-secondary:focus,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary:hover,
.apb-books-4col-grid .apb-book-card .apb-book-btn.apb-btn-secondary:focus,
.apb-book-card a.apb-book-btn.apb-btn-secondary:hover,
.apb-book-card a.apb-book-btn.apb-btn-secondary:focus,
.apb-book-card .apb-book-btn.apb-btn-secondary:hover,
.apb-book-card .apb-book-btn.apb-btn-secondary:focus {
  background-color: var(--apb-color-bg-alt, #f1f5f9);
  color: var(--apb-color-primary, #0d5c63);
  border-color: var(--apb-color-primary, #0d5c63);
}

/* Bottom CTA Area */
.apb-featured-books-section .apb-books-bottom-cta {
  text-align: center;
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
}

.apb-featured-books-section .apb-books-bottom-cta .apb-btn {
  padding: 0.85rem 2rem;
  font-size: 1rem;
}

.apb-featured-books-section .apb-books-bottom-cta .apb-btn-accent {
  color: #ffffff;
}