.page-news {
  color: var(--white);
  font-family: var(--font-sans);
  background: var(--ink);
  --news-gap: clamp(16px, 2.4vw, 28px);
  --news-pad: clamp(36px, 6vw, 76px);
}

.page-news .breadcrumb {
  padding-block: 16px 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(34px, 5vw, 62px);
  background: linear-gradient(180deg, var(--abyss) 0%, var(--ink) 100%);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(36, 68, 92, 0.4) 1px, transparent 1px),
    linear-gradient(180deg, rgba(36, 68, 92, 0.4) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.35;
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-news .news-hero__title {
  margin: 12px 0 16px;
  max-width: 17em;
  font-size: clamp(1.9rem, 4.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.02em;
}

.page-news .news-hero__dek {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__stamp {
  margin: 18px 0 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-hero__rail {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .news-hero__rail-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 14px;
  background: var(--panel);
  border-left: 3px solid transparent;
  color: var(--white);
  text-decoration: none;
  transition: background 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-hero__rail-link:hover,
.page-news .news-hero__rail-link:focus-visible {
  background: var(--panel-2);
  border-left-color: var(--orange);
}

.page-news .news-hero__rail-no {
  font-size: 13px;
  color: var(--orange);
  letter-spacing: 0.08em;
}

.page-news .news-hero__rail-label {
  flex: 1 1 auto;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-news .news-hero__rail-note {
  margin: 0;
  padding: 12px 14px;
  background: var(--abyss);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 索引 ---------- */
.page-news .news-index {
  padding-block: var(--news-pad);
  background: var(--ink);
}

.page-news .news-index__head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .news-index__intro {
  margin: 12px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-index__figure {
  position: relative;
  margin: 0 0 clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 10px 10px 0 rgba(5, 15, 26, 0.55);
  overflow: hidden;
}

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

.page-news .news-index__caption {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 6px 12px;
  background: var(--abyss);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .news-index__filter {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-news .filter-bar__btn[aria-pressed="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--abyss);
}

/* ---------- 条目列表 ---------- */
.page-news .report-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .report-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  padding: 16px 18px 14px;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .report-item:hover {
  transform: translateY(-2px);
}

.page-news .report-item[data-tags~="version"] {
  border-left-color: var(--orange);
}

.page-news .report-item[data-tags~="entry"] {
  border-left-color: var(--mint);
}

.page-news .report-item[data-tags~="record"] {
  border-left-color: var(--orange-soft);
}

.page-news .report-item[hidden],
.page-news .report-item[data-filtered="false"] {
  display: none;
}

.page-news .report-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .report-item__no {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .report-item__time {
  margin-left: auto;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .report-item__title {
  margin: 0 0 8px;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.page-news .report-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .report-item__more {
  margin-top: 10px;
}

.page-news .report-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--orange-soft);
}

.page-news .report-item__more summary::-webkit-details-marker {
  display: none;
}

.page-news .report-item__more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
}

.page-news .report-item__more[open] summary::after {
  content: "−";
}

.page-news .report-item__more p {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .report-empty {
  margin: 18px 0 0;
  padding: 20px;
  border: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 三条线 ---------- */
.page-news .line {
  padding-block: var(--news-pad);
  border-top: 1px solid var(--line);
}

.page-news .line--version {
  background: var(--ink);
}

.page-news .line--entry {
  background: var(--abyss);
}

.page-news .line--record {
  background: var(--ink);
}

.page-news .line__inner {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  align-items: center;
}

.page-news .line__media {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 8px 8px 0 rgba(5, 15, 26, 0.6);
  overflow: hidden;
}

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

.page-news .line__badge {
  position: absolute;
  left: 0;
  top: 0;
  padding: 5px 10px;
  background: var(--abyss);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange-soft);
}

.page-news .line--entry .line__badge {
  color: var(--mint);
}

.page-news .line--record .line__badge {
  color: var(--orange-soft);
}

.page-news .line__text {
  margin: 12px 0 18px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .line__points {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .line__points li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

.page-news .line__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

.page-news .line--entry .line__points li::before {
  background: var(--mint);
}

.page-news .line--record .line__points li::before {
  background: var(--orange-soft);
}

/* ---------- 专题 ---------- */
.page-news .topics {
  padding-block: var(--news-pad);
  background: linear-gradient(180deg, var(--abyss) 0%, var(--ink) 100%);
  border-top: 1px solid var(--line);
}

.page-news .topics__head {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-news .topics__intro {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .topic-grid {
  display: grid;
  gap: 16px;
}

.page-news .topic-card {
  padding: 22px 20px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 8px 8px 0 rgba(5, 15, 26, 0.6);
}

.page-news .topic-card__no {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-news .topic-card__title {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.2vw, 21px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.page-news .topic-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .topic-card__meta {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mint);
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence {
  padding-block: var(--news-pad);
  background: var(--abyss);
  border-top: 1px solid var(--line);
}

.page-news .cadence__inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-news .cadence__text {
  margin: 12px 0 22px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .cadence__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .cadence__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .cadence__cell {
  padding: 18px 16px;
  background: var(--panel);
}

.page-news .cadence__num {
  margin: 0 0 8px;
  font-size: clamp(1.6rem, 3.4vw, 2.1rem);
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-news .cadence__label {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .report-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .cadence__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-news .line__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }

  .page-news .line--flip .line__media {
    order: 2;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .topic-card:nth-child(2) {
    margin-top: 18px;
  }

  .page-news .topic-card:nth-child(3) {
    margin-top: 8px;
  }

  .page-news .cadence__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .report-item,
  .page-news .news-hero__rail-link {
    transition: none;
  }

  .page-news .report-item:hover {
    transform: none;
  }
}
<<<END>>>