.page-news {
  --news-line: rgba(147, 166, 165, .2);
  --news-panel: rgba(6, 41, 42, .55);
  --news-glass: rgba(19, 81, 82, .3);
  --news-accent-soft: rgba(185, 255, 60, .1);
  display: block;
  padding-top: 0;
  background: var(--deep);
  color: var(--cold);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ============ 首屏 ============ */
.page-news .news-masthead {
  position: relative;
  padding: calc(var(--header-h) + 44px) 0 0;
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(63, 142, 139, .34), transparent 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(185, 255, 60, .08), transparent 62%),
    linear-gradient(180deg, var(--deep) 0%, var(--deep-shadow) 100%);
}

.page-news .news-masthead__inner {
  padding-bottom: 32px;
}

.page-news .news-masthead .breadcrumbs {
  margin: 0 0 26px;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--steel);
}

.page-news .news-masthead .breadcrumbs a {
  color: var(--steel);
  text-decoration: none;
  transition: color .18s ease;
}

.page-news .news-masthead .breadcrumbs a:hover,
.page-news .news-masthead .breadcrumbs a:focus-visible {
  color: var(--fluo);
}

.page-news .news-masthead .breadcrumbs__sep {
  margin: 0 8px;
  color: var(--line-strong);
}

.page-news .news-masthead__title {
  margin: 0 0 20px;
  color: var(--cold);
  max-width: 14ch;
}

.page-news .news-masthead__lede {
  margin: 0 0 32px;
  max-width: 60ch;
  color: var(--wash);
}

.page-news .news-masthead__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 40px;
  margin: 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--steel);
}

.page-news .news-masthead__num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--fluo);
}

.page-news .news-masthead__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
}

/* ============ 列表区 ============ */
.page-news .news-stream {
  padding: 52px 0 12px;
  background: var(--deep);
}

.page-news .news-stream__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.page-news .news-column__head {
  align-items: flex-end;
  gap: 12px;
}

.page-news .news-count {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--steel);
  white-space: nowrap;
}

.page-news .news-count [data-filter-count] {
  font-family: var(--font-display);
  font-size: var(--fs-22);
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
}

.page-news .filter-chip {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--steel);
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  padding: 7px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease, transform .18s ease;
}

.page-news .filter-chip:hover {
  color: var(--cold);
  border-color: var(--fluo);
}

.page-news .filter-chip[aria-pressed="true"] {
  background: var(--fluo);
  border-color: var(--fluo);
  color: var(--rubber);
}

.page-news .filter-chip:focus-visible {
  outline: 2px solid var(--fluo);
  outline-offset: 2px;
}

/* -------- 条目 -------- */
.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--news-line);
}

.page-news .entry-item {
  position: relative;
  padding-left: 18px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .entry-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--entry-accent, var(--line-strong));
  transition: opacity .18s ease;
  opacity: .75;
}

.page-news .entry-item[open]::before,
.page-news .entry-item:hover::before {
  opacity: 1;
}

.page-news .entry-item--yearbook { --entry-accent: var(--fluo); }
.page-news .entry-item--buy { --entry-accent: var(--cyan); }
.page-news .entry-item--early { --entry-accent: var(--bronze); }
.page-news .entry-item--cert { --entry-accent: var(--wash); }
.page-news .entry-item--craft { --entry-accent: var(--fluo-cream); }

.page-news .entry__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding: 20px 0 18px;
  cursor: pointer;
  list-style: none;
}

.page-news .entry__summary::-webkit-details-marker { display: none; }

.page-news .entry__stamp {
  flex: 0 0 auto;
  padding: 3px 10px;
  border: 1px solid rgba(185, 255, 60, .38);
  border-radius: 999px;
  background: var(--news-accent-soft);
  color: var(--fluo);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  line-height: 1.6;
}

.page-news .entry__title {
  flex: 1 1 260px;
  margin: 0;
  font-family: var(--font-cover);
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.5;
  color: var(--cold);
  transition: color .18s ease;
}

.page-news .entry__summary:hover .entry__title {
  color: var(--fluo);
}

.page-news .entry__cat {
  flex: 0 0 auto;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--steel);
}

.page-news .entry__toggle {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  align-self: center;
  margin-left: auto;
}

.page-news .entry__toggle::before,
.page-news .entry__toggle::after {
  content: "";
  position: absolute;
  background: var(--fluo);
  transition: transform .18s ease, opacity .18s ease;
}

.page-news .entry__toggle::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-news .entry__toggle::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-news .entry[open] .entry__toggle::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-news .entry__body {
  max-width: 64ch;
  padding: 0 0 24px;
}

.page-news .entry__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--wash);
}

.page-news .entry__body p:last-of-type {
  margin-bottom: 14px;
}

.page-news .entry__body .link-more {
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--fluo);
}

.page-news .news-empty {
  padding: 30px 0;
  font-size: var(--fs-14);
  color: var(--steel);
}

.page-news .news-empty[hidden] { display: none; }

/* -------- 侧栏 -------- */
.page-news .news-side {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-news .side-block {
  padding: 20px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: var(--news-glass);
  backdrop-filter: blur(8px);
}

.page-news .side-block--quarter {
  background:
    linear-gradient(160deg, rgba(185, 255, 60, .1), transparent 70%),
    var(--news-panel);
  border-color: rgba(185, 255, 60, .28);
}

.page-news .side-block__title {
  margin: 0 0 14px;
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--steel);
}

.page-news .side-block__text {
  margin: 0 0 16px;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--wash);
}

.page-news .side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .side-tags .tag {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--cold);
}

.page-news .side-follow {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .side-follow li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--wash);
}

.page-news .side-follow__dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--fluo);
}

.page-news .side-block .btn {
  display: inline-block;
  text-decoration: none;
  text-align: center;
}

/* ============ 通用分栏 ============ */
.page-news .news-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-news .news-split__body h2 {
  margin: 0 0 18px;
  font-family: var(--font-cover);
  font-size: var(--fs-32);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--cold);
}

.page-news .news-split__body p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--wash);
  max-width: 62ch;
}

.page-news .news-split__body .lede {
  font-size: var(--fs-17);
  color: var(--fluo-cream);
  max-width: 52ch;
}

.page-news .news-split__body .link-more {
  display: inline-block;
  margin-top: 4px;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--fluo);
  text-decoration: none;
  border-bottom: 1px solid rgba(185, 255, 60, .4);
  padding-bottom: 2px;
}

.page-news .news-split__body .link-more:hover {
  border-bottom-color: var(--fluo);
}

.page-news .news-split__figure .figure {
  margin: 0;
}

.page-news .news-split__figure .figure__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--news-line);
  background: var(--rubber);
}

.page-news .news-split__figure .figure__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 59, 60, 0) 45%, rgba(6, 41, 42, .65) 100%);
  pointer-events: none;
}

.page-news .news-split__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .news-split__figure .figure__caption {
  margin: 12px 0 0;
  font-size: var(--fs-12);
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--steel);
}

/* ============ 专题系列 ============ */
.page-news .news-series {
  padding: 64px 0 56px;
  background:
    linear-gradient(180deg, var(--deep) 0%, rgba(6, 41, 42, .9) 100%);
  border-top: 1px solid var(--news-line);
}

.page-news .news-series .news-split__figure .figure__media {
  aspect-ratio: 4 / 3;
}

/* ============ 季度概览 ============ */
.page-news .news-quarter {
  padding: 56px 0;
  background: var(--deep-shadow);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-quarter .section__head {
  align-items: flex-end;
}

.page-news .news-quarter .link-more {
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--fluo);
  text-decoration: none;
  border-bottom: 1px solid rgba(185, 255, 60, .4);
  padding-bottom: 2px;
}

.page-news .quarter-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .quarter-card {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: rgba(19, 81, 82, .26);
  transition: transform .18s ease, border-color .18s ease;
}

.page-news .quarter-card--current {
  border-color: rgba(185, 255, 60, .42);
  background:
    linear-gradient(155deg, rgba(185, 255, 60, .12), transparent 65%),
    rgba(19, 81, 82, .34);
}

.page-news .quarter-card:hover {
  transform: translateY(-4px);
  border-color: rgba(185, 255, 60, .55);
}

.page-news .quarter-card__stamp {
  margin: 0 0 14px;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--fluo);
}

.page-news .quarter-card--current .quarter-card__stamp {
  color: var(--fluo-cream);
}

.page-news .quarter-card__title {
  margin: 0 0 16px;
  font-family: var(--font-cover);
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.5;
  color: var(--cold);
}

.page-news .quarter-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--news-line);
  padding-top: 16px;
}

.page-news .quarter-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--wash);
}

.page-news .quarter-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--cyan);
}

/* ============ 采购实务 ============ */
.page-news .news-season {
  padding: 56px 0;
}

.page-news .news-season .news-split__figure .figure__media {
  aspect-ratio: 3 / 2;
}

.page-news .season-steps {
  display: grid;
  gap: 0;
  margin: 24px 0 20px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
}

.page-news .season-steps li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--news-line);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--wash);
}

.page-news .season-steps__num {
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-size: var(--fs-22);
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--fluo);
}

/* ============ 工艺观察 ============ */
.page-news .news-craft {
  padding: 56px 0 72px;
  background:
    radial-gradient(80% 70% at 15% 10%, rgba(63, 142, 139, .22), transparent 62%),
    var(--deep-shadow);
  border-top: 1px solid var(--news-line);
}

.page-news .news-craft .news-split__figure .figure__media {
  aspect-ratio: 1 / 1;
}

/* ============ 选题征集 ============ */
.page-news .news-callout {
  padding: 0 0 72px;
  background: var(--deep-shadow);
}

.page-news .news-callout__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 32px 24px;
  border: 1px solid rgba(185, 255, 60, .3);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(185, 255, 60, .12), transparent 60%),
    rgba(19, 81, 82, .34);
}

.page-news .news-callout__body h2 {
  margin: 0 0 12px;
  font-family: var(--font-cover);
  font-size: var(--fs-22);
  font-weight: 600;
  line-height: 1.4;
  color: var(--cold);
}

.page-news .news-callout__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--wash);
  max-width: 58ch;
}

.page-news .news-callout__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-callout__actions .btn {
  display: inline-block;
  text-decoration: none;
  text-align: center;
}

/* ============ 显现 ============ */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s ease;
}

.page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-news .quarter-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-callout__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 40px 36px;
  }
}

@media (min-width: 900px) {
  .page-news .news-stream__grid {
    grid-template-columns: minmax(0, 7.4fr) minmax(0, 3.2fr);
    gap: 56px;
  }

  .page-news .news-side {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-news .news-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-news .news-season .news-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .news-series,
  .page-news .news-season,
  .page-news .news-craft {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .page-news .news-split__body h2 {
    font-size: var(--fs-32);
  }
}

@media (min-width: 1200px) {
  .page-news .news-masthead__title {
    font-size: clamp(3rem, 7vw, 6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-news .quarter-card,
  .page-news .filter-chip,
  .page-news .entry__title,
  .page-news .entry__toggle::before,
  .page-news .entry__toggle::after {
    transition: none;
  }
}