.page-news {
  --news-gap: clamp(16px, 2.2vw, 26px);
  --news-cut: 12px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(18px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--orange);
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--sand);
}

.page-news .breadcrumb__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 14px;
  padding-top: clamp(12px, 2vw, 20px);
  padding-bottom: clamp(20px, 3vw, 32px);
}

.page-news .news-hero__idx {
  margin: 0;
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 60px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--heading);
  max-width: 20ch;
}

.page-news .news-hero__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  color: var(--text);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 4px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-news .news-hero__meta .data-num {
  color: var(--cloud);
  font-weight: 600;
}

/* ---------- 置顶简报带 ---------- */
.page-news .brief-band {
  position: relative;
  isolation: isolate;
  margin-block: clamp(16px, 2.8vw, 28px);
  border: 1px solid var(--line);
  background: var(--navy-800);
  overflow: hidden;
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
}

.page-news .brief-band__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.65) contrast(1.05);
}

.page-news .brief-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    repeating-linear-gradient(180deg, rgba(245, 247, 249, 0.035) 0 1px, transparent 1px 4px),
    linear-gradient(158deg, rgba(10, 24, 38, 0.55) 0%, rgba(10, 24, 38, 0.94) 64%);
  pointer-events: none;
}

.page-news .brief-band__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(24px, 4vw, 44px);
}

.page-news .brief-band__head {
  display: grid;
  gap: 8px;
}

.page-news .brief-band__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-news .brief-band__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  color: var(--text);
}

.page-news .brief-band__list {
  display: grid;
  gap: 14px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .brief-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 16px 16px 18px;
  background: rgba(15, 36, 56, 0.86);
  border: 1px solid rgba(108, 135, 152, 0.28);
  border-top: 2px solid var(--cyan);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .brief-card:nth-child(2) {
  border-top-color: var(--orange);
}

.page-news .brief-card:nth-child(3) {
  border-top-color: var(--cyan-deep);
}

.page-news .brief-card:hover {
  background: rgba(22, 51, 75, 0.92);
  border-color: var(--line);
}

.page-news .brief-card__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .brief-card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cloud);
}

.page-news .brief-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text);
}

.page-news .brief-card__go {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
  text-decoration: none;
  justify-self: start;
  border-bottom: 1px solid rgba(255, 107, 26, 0.45);
  padding-bottom: 2px;
}

.page-news .brief-card__go:hover,
.page-news .brief-card__go:focus-visible {
  color: var(--cloud);
  border-bottom-color: var(--cloud);
}

/* ---------- 章节骨架 ---------- */
.page-news .news-section {
  margin-top: clamp(32px, 5vw, 62px);
}

.page-news .news-section__head {
  display: grid;
  gap: 8px;
  margin-bottom: var(--news-gap);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-news .news-section__lead {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  color: var(--text);
}

/* ---------- 时间轴 + 侧栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: var(--news-gap);
}

.page-news .tl {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .tl::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 13px;
  width: 1px;
  background: linear-gradient(180deg, var(--orange) 0%, var(--cyan-deep) 42%, var(--line-soft) 100%);
}

.page-news .tl__item {
  position: relative;
  padding-left: 40px;
  padding-bottom: 16px;
}

.page-news .tl__node {
  position: absolute;
  top: 18px;
  left: 13px;
  width: 11px;
  height: 11px;
  margin-left: -5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(43, 224, 200, 0.16);
  transition: box-shadow 0.15s var(--ease);
}

.page-news .tl__item--version .tl__node {
  border-radius: 2px;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.16);
}

.page-news .tl__item:hover .tl__node {
  box-shadow: 0 0 0 7px rgba(43, 224, 200, 0.22);
}

.page-news .tl__item--version:hover .tl__node {
  box-shadow: 0 0 0 7px rgba(255, 107, 26, 0.22);
}

.page-news .tl__card {
  position: relative;
  padding: 14px 16px 16px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .tl__card::before {
  content: "";
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 0;
  width: 2px;
  background: var(--cyan);
}

.page-news .tl__item--version .tl__card::before {
  background: var(--orange);
}

.page-news .tl__card:hover {
  background: var(--surface-2);
  border-color: var(--line);
}

.page-news .tl__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
}

.page-news .tl__tag {
  padding: 2px 8px;
  border: 1px solid rgba(43, 224, 200, 0.5);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .tl__item--version .tl__tag {
  border-color: rgba(255, 107, 26, 0.5);
  color: var(--orange);
}

.page-news .tl__time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-news .tl__title {
  margin: 10px 0 0;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--cloud);
}

.page-news .tl__data {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .tl__data li {
  display: grid;
  gap: 2px;
}

.page-news .tl__data span:first-child {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .tl__data .data-num {
  font-size: 15px;
  font-weight: 600;
  color: var(--cloud);
}

.page-news .tl__media {
  margin-top: 14px;
}

.page-news .tl__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  filter: saturate(0.85);
}

.page-news .tl__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 14px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.page-news .tl__sync {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .tl__save {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(43, 224, 200, 0.45);
  padding: 6px 16px;
  cursor: pointer;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: background 0.15s var(--ease), color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-news .tl__save:hover {
  background: rgba(43, 224, 200, 0.14);
  border-color: var(--cyan);
}

.page-news .tl__save[aria-pressed="true"] {
  background: var(--cyan);
  color: var(--navy-900);
  border-color: var(--cyan);
}

.page-news .tl__save:focus-visible,
.page-news .brief-card__go:focus-visible,
.page-news .collection__link:focus-visible,
.page-news .disclosure__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 迭代侧栏 ---------- */
.page-news .version-panel {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.page-news .version-panel__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 5;
  object-fit: cover;
  border-bottom: 1px solid var(--line-soft);
  filter: saturate(0.8);
}

.page-news .version-panel__inner {
  padding: 16px 16px 18px;
}

.page-news .version-panel__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  color: var(--cloud);
}

.page-news .version-panel__lead {
  margin: 8px 0 0;
  font-size: 13.5px;
  color: var(--text);
}

.page-news .version-panel__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  color: var(--mist);
}

.page-news .version-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .version-list > li {
  border-top: 1px solid var(--line-soft);
}

.page-news .version-list > li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .disclosure__trigger {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 11px 0;
  background: none;
  border: 0;
  color: var(--cloud);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-news .version-list__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
  padding-top: 1px;
}

.page-news .version-list__label {
  flex: 1 1 auto;
}

.page-news .disclosure__sign {
  flex: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.3;
  color: var(--orange);
}

.page-news .disclosure__panel {
  display: none;
}

.page-news .disclosure.is-open .disclosure__panel {
  display: block;
}

.page-news .disclosure__inner {
  display: grid;
  gap: 8px;
  padding: 0 0 14px;
  font-size: 13.5px;
  color: var(--text);
}

.page-news .disclosure__inner p {
  margin: 0;
}

.page-news .version-all {
  width: 100%;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
}

/* ---------- 四类战报 ---------- */
.page-news .types {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .type {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--cyan-deep);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.page-news .type:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-news .type:nth-child(3) {
  border-left-color: var(--orange-deep);
}

.page-news .type:nth-child(4) {
  border-left-color: var(--orange);
}

.page-news .type__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-news .type__name {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--cloud);
}

.page-news .type__when {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-news .type__desc {
  margin: 0;
  font-size: 14px;
  color: var(--text);
}

/* ---------- 专题合集 ---------- */
.page-news .collections {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .collection {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(152deg, rgba(22, 51, 75, 0.92), rgba(15, 36, 56, 0.92));
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: border-color 0.2s var(--ease);
}

.page-news .collection:hover {
  border-color: rgba(43, 224, 200, 0.45);
}

.page-news .collection__issue {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-news .collection h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--cloud);
}

.page-news .collection p {
  margin: 0;
  font-size: 13.5px;
  color: var(--text);
}

.page-news .collection__link {
  justify-self: start;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 200, 0.4);
  padding-bottom: 2px;
}

.page-news .collection__link:hover {
  color: var(--cloud);
  border-bottom-color: var(--cloud);
}

/* ---------- 收尾 ---------- */
.page-news .news-cta {
  display: grid;
  gap: 16px;
  margin-top: clamp(34px, 5vw, 64px);
  padding: clamp(20px, 3vw, 32px);
  background: var(--navy-800);
  border: 1px solid var(--line);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
}

.page-news .news-cta h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-news .news-cta p {
  margin: 8px 0 0;
  max-width: 56ch;
  font-size: 14px;
  color: var(--text);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .collections {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-news .brief-band__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1.85fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-news .version-panel {
    position: sticky;
    top: 16px;
  }

  .page-news .tl__item {
    padding-left: 52px;
  }

  .page-news .tl::before {
    left: 15px;
  }

  .page-news .tl__node {
    left: 15px;
  }
}

@media (min-width: 1120px) {
  .page-news .types {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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