/* ==========================================
   /zh/blog.html 列表页排版
   只作用于本页（.bl-* / .page-header--photo 徽标），不影响其它页面
   ========================================== */

:root {
  --bl-ink: #16202E;
  --bl-ink-2: #46536A;
  --bl-line: #E6E4EE;
  --bl-purple: #4A2A6B;
  --bl-purple-2: #6B3FA0;
  --bl-gold: #C9A84C;
  --bl-paper: #FFFFFF;
  --bl-shadow: 0 18px 44px rgba(36, 22, 52, .10);
  --bl-radius: 18px;
}

/* ---------- 页头：小标签 ---------- */
.page-header--photo .bl-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.page-header--photo .bl-badges li {
  font-size: .8rem;
  line-height: 1;
  letter-spacing: .02em;
  color: rgba(255, 255, 255, .9);
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

/* ---------- 区块背景：让白卡片浮起来 ---------- */
.bl-section {
  background:
    radial-gradient(1200px 320px at 50% -160px, #F4EFFB 0%, rgba(244, 239, 251, 0) 70%),
    var(--zh-bg, #F6F7F9);
  padding-top: 56px;
  padding-bottom: 76px;
}
.bl-section .container { max-width: 1160px; }

/* 导语：加框，不再像正文首段 */
.bl-section .zh-post-lead {
  font-size: 1.02rem !important;
  line-height: 1.9;
  color: var(--bl-ink-2) !important;
  padding: 18px 22px;
  border-left: 3px solid var(--bl-gold);
  background: rgba(255, 255, 255, .72);
  border-radius: 0 12px 12px 0;
}

/* ---------- 区块标题 ---------- */
.bl-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin: 44px 0 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bl-line);
}
.bl-head-title {
  position: relative;
  margin: 0;
  padding-left: 16px;
  font-size: 1.55rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--bl-ink);
}
.bl-head-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: .22em;
  bottom: .22em;
  width: 4px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--bl-purple-2), var(--bl-gold));
}
.bl-head-desc {
  margin: 0 0 2px;
  max-width: 46ch;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--bl-ink-2);
  text-align: right;
}

/* ---------- 卡片网格 ---------- */
.bl-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.bl-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 28px 22px;
  background: var(--bl-paper);
  border: 1px solid var(--bl-line);
  border-radius: var(--bl-radius);
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
/* 顶部彩色细条 */
.bl-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bl-purple-2), var(--bl-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s ease;
}
.bl-card:hover {
  transform: translateY(-4px);
  border-color: #D9CBEC;
  box-shadow: var(--bl-shadow);
}
.bl-card:hover::before { transform: scaleX(1); }
.bl-card:focus-visible {
  outline: 2px solid var(--bl-purple-2);
  outline-offset: 3px;
}

/* 编号水印 */
.bl-card__no {
  position: absolute;
  top: 14px;
  right: 22px;
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.02em;
  color: #F1ECF9;
  z-index: -1;
  transition: color .22s ease;
}
.bl-card:hover .bl-card__no { color: #E8DFF6; }

/* 标签 */
.bl-card__tag {
  align-self: flex-start;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--bl-purple-2);
  background: #F4EFFB;
  border: 1px solid #E4DBF0;
  border-radius: 999px;
  padding: 5px 11px;
}

/* 标题 */
.bl-card__title {
  margin: 14px 0 10px;
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--bl-ink);
  transition: color .18s ease;
}
.bl-card:hover .bl-card__title { color: var(--bl-purple); }

/* 摘要 */
.bl-card__desc {
  margin: 0 0 18px;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--bl-ink-2);
}

/* 底部：日期 + 阅读全文 */
.bl-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--bl-line);
}
.bl-card__foot time {
  font-size: .8rem;
  color: #8A96A8;
  font-variant-numeric: tabular-nums;
}
.bl-card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .84rem;
  font-weight: 700;
  color: var(--bl-purple-2);
  white-space: nowrap;
}
.bl-card__more i {
  font-style: normal;
  transition: transform .2s ease;
}
.bl-card:hover .bl-card__more i { transform: translateX(3px); }

/* ---------- 底部说明 ---------- */
.bl-bottom { margin-top: 44px; }
.bl-bottom .zh-post-callout {
  border-radius: var(--bl-radius);
  background: #fff;
}

/* ---------- 结尾 CTA ---------- */
.bl-cta .section-title {
  background: none;
  -webkit-text-fill-color: currentColor;
  color: var(--bl-purple);
}

/* ---------- 平板 ---------- */
@media (max-width: 1024px) {
  .bl-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .bl-head-desc { max-width: none; text-align: left; }
}

/* ---------- 手机 ---------- */
@media (max-width: 767px) {
  .bl-section { padding-top: 40px; padding-bottom: 56px; }
  .bl-grid { grid-template-columns: 1fr; gap: 16px; }
  .bl-card { padding: 22px 20px 18px; border-radius: 16px; }
  .bl-card__no { font-size: 2.6rem; top: 10px; right: 16px; }
  .bl-card__title { font-size: 1.06rem; }
  .bl-card__desc { font-size: .9rem; line-height: 1.8; }
  .bl-head-title { font-size: 1.28rem; }
  .page-header--photo .bl-badges { margin-top: 20px; gap: 8px; }
  .page-header--photo .bl-badges li { font-size: .74rem; padding: 7px 11px; }
}

/* ---------- 减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .bl-card,
  .bl-card::before,
  .bl-card__more i,
  .bl-card__no { transition: none; }
  .bl-card:hover { transform: none; }
}