/* ── Book Posts All — 전체보기 페이지 ──────────────────── */

.bpa-page {
  padding-top: 108px;
  padding-bottom: 80px;
  min-height: 100vh;
  background: var(--surface, #f7f4ec);
}

.bpa-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 브레드크럼 */
.detail-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--sub);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.detail-breadcrumb a {
  color: var(--sub);
  text-decoration: none;
}
.detail-breadcrumb a:hover { color: var(--text); }
.detail-breadcrumb > * + *::before {
  content: "›";
  margin-right: 6px;
  opacity: .5;
}

/* 헤더 카드 */
.bpa-header {
  border-radius: 20px;
  padding: 20px 24px 0;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  background: #fff;
}

.bpa-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.bpa-book-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.bpa-cover {
  width: 40px;
  height: 54px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--millie-soft) 0%, var(--millie) 100%);
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(31,26,22,.12);
}

.bpa-book-label {
  font-size: 11px;
  color: var(--sub);
  font-weight: 600;
  margin-bottom: 3px;
}

.bpa-book-title {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -.04em;
  color: var(--text);
  margin: 0;
}

.bpa-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: transparent;
  color: var(--sub);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  flex-shrink: 0;
}
.bpa-back-btn:hover {
  border-color: var(--millie-deep);
  color: var(--millie-deep);
  background: var(--millie-soft);
}

/* 툴바: 토글 + 정렬 표시 */
.bpa-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding: 12px 0;
}

.bpa-toggle {
  display: flex;
  gap: 8px;
}

.bpa-tab {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: #fff;
  color: var(--sub);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color .15s, background .15s, color .15s;
  white-space: nowrap;
}
.bpa-tab:hover {
  border-color: var(--millie-deep);
  color: var(--millie-deep);
}
.bpa-tab.active {
  border-color: var(--millie-deep);
  background: var(--millie-soft);
  color: var(--millie-deep);
}

.bpa-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--millie-deep);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
}
.bpa-tab:not(.active) .bpa-tab-count {
  background: var(--sub);
}

.bpa-sort-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--sub);
}

/* 그리드 */
.bpa-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

/* 카드 */
.bpa-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: border-color .2s, box-shadow .2s;
}
.bpa-card:hover {
  border-color: rgba(162, 135, 0, .35);
  box-shadow: 0 6px 20px rgba(31, 26, 22, .08);
}

.bpa-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.bpa-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: -.01em;
  flex-shrink: 0;
}
.bpa-millie  { background: var(--millie-soft); color: var(--millie-deep); }
.bpa-company { background: #eef3ff; color: #3b5bdb; }

.bpa-stats {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--sub);
  white-space: nowrap;
}
.bpa-stats svg { opacity: .55; flex-shrink: 0; }

.bpa-title {
  font-size: 15px;
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -.03em;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.bpa-preview {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sub);
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: auto;
}

/* ── 반응형 ────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .bpa-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  .bpa-page { padding-top: 96px; }
  .bpa-wrap { padding: 0 16px; }
  .bpa-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .bpa-header { padding: 16px 16px 0; }
  .bpa-book-title { font-size: 16px; }
  .bpa-toolbar { flex-direction: column; align-items: flex-start; gap: 10px; padding: 12px 0; }
}

@media (max-width: 480px) {
  .bpa-grid { grid-template-columns: 1fr; }
  .bpa-toggle { flex-wrap: wrap; }
}