.page-news {
  --news-maxw: 1180px;
  --news-space: clamp(48px, 7vw, 92px);
  background: var(--void);
  color: var(--stardust);
  overflow-x: clip;
}

/* 首屏 */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 34%;
  opacity: 0.5;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(116% 86% at 82% 6%, rgba(108, 75, 232, 0.3), transparent 62%),
    linear-gradient(180deg, rgba(5, 7, 14, 0.46) 0%, rgba(5, 7, 14, 0.74) 44%, rgba(5, 7, 14, 0.94) 76%, var(--void) 100%);
}

.page-news .news-hero__inner {
  position: relative;
  padding-block: clamp(64px, 11vw, 128px) clamp(42px, 6vw, 70px);
}

.page-news .news-hero .crumbs {
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-news .news-hero .crumbs a {
  color: var(--ice);
  text-decoration: none;
}

.page-news .news-hero .crumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-news .news-hero .eyebrow {
  margin-top: 24px;
}

.page-news .news-hero h1 {
  margin: 16px 0 0;
  max-width: 15ch;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(38px, 8.4vw, 94px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  background: linear-gradient(104deg, var(--stardust) 26%, var(--nebula) 74%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .news-hero .lead {
  margin-top: clamp(20px, 3vw, 28px);
  max-width: 36em;
  color: rgba(237, 234, 245, 0.82);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: clamp(30px, 5vw, 48px) 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(42, 48, 80, 0.9);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
}

.page-news .news-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-news .news-hero__facts .mono {
  font-size: clamp(20px, 4vw, 28px);
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-news .news-hero__facts li > span:last-child {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* 时间轴章节 */
.page-news .news-track {
  position: relative;
  padding-block: var(--news-space);
  overflow: hidden;
}

.page-news .track-arc {
  display: none;
  position: absolute;
  top: 10px;
  right: -20%;
  width: 62%;
  height: auto;
  opacity: 0.5;
  pointer-events: none;
}

.page-news .track-head {
  max-width: 640px;
}

.page-news .track-head h2,
.page-news .focus-head h2,
.page-news .quarters-intro h2,
.page-news .news-watch h2 {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 5.2vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--stardust);
}

.page-news .track-head .lead,
.page-news .focus-head .lead,
.page-news .quarters-intro .lead,
.page-news .news-watch .lead {
  margin-top: 16px;
  color: rgba(237, 234, 245, 0.74);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-news .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  appearance: none;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--mist);
  font-family: var(--font-sans);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-news .filter-btn::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--line);
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .filter-btn:hover {
  color: var(--stardust);
  border-color: var(--ice);
}

.page-news .filter-btn:focus-visible {
  outline: 1px solid var(--ice);
  outline-offset: 3px;
}

.page-news .filter-btn[aria-pressed="true"] {
  color: var(--stardust);
  border-color: var(--ice);
  background: rgba(95, 227, 214, 0.06);
}

.page-news .filter-btn[aria-pressed="true"]::before {
  background: var(--gold);
  box-shadow: 0 0 10px rgba(240, 192, 112, 0.85);
}

.page-news .track-list {
  list-style: none;
  position: relative;
  margin: clamp(30px, 5vw, 48px) 0 0;
  padding: 0;
}

.page-news .track-list::before {
  content: "";
  position: absolute;
  left: 40px;
  top: 12px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, rgba(108, 75, 232, 0.7), rgba(232, 107, 176, 0.5) 56%, rgba(42, 48, 80, 0.14));
}

.page-news .track-item {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  column-gap: 20px;
  padding-block: 16px;
  border-bottom: 1px solid rgba(42, 48, 80, 0.5);
}

.page-news .track-item:last-child {
  border-bottom: 0;
}

.page-news .track-item__idx {
  grid-column: 1;
  padding-top: 5px;
  padding-right: 10px;
  text-align: right;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .track-item__node {
  position: absolute;
  left: 40px;
  top: 22px;
  width: 7px;
  height: 7px;
  margin-left: -3.5px;
  transform: rotate(45deg);
  background: var(--galaxy);
  box-shadow: 0 0 0 5px var(--void);
  transition: background-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.page-news .track-item__body {
  grid-column: 2;
  min-width: 0;
}

.page-news .track-item__body summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
  padding: 3px 0;
  list-style: none;
  cursor: pointer;
}

.page-news .track-item__body summary::-webkit-details-marker {
  display: none;
}

.page-news .track-item__body summary::marker {
  content: "";
}

.page-news .track-item__date {
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--mist);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-news .track-item__tag {
  justify-self: start;
  padding: 2px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .track-item__tag--client {
  border-color: rgba(95, 227, 214, 0.42);
  color: var(--ice);
}

.page-news .track-item__tag--event {
  border-color: rgba(232, 107, 176, 0.42);
  color: var(--nebula);
}

.page-news .track-item__tag--doc {
  border-color: rgba(108, 75, 232, 0.55);
  color: #A893F5;
}

.page-news .track-item__tag--member {
  border-color: rgba(240, 192, 112, 0.42);
  color: var(--gold);
}

.page-news .track-item__title {
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--stardust);
  transition: color 0.3s var(--ease);
}

.page-news .track-item__body summary:hover .track-item__title {
  color: var(--ice);
}

.page-news .track-item__body[open] .track-item__title {
  color: var(--stardust);
}

.page-news .track-item:has(.track-item__body[open]) .track-item__node {
  background: var(--gold);
  box-shadow: 0 0 0 5px var(--void), 0 0 12px rgba(240, 192, 112, 0.7);
}

.page-news .track-item__more {
  margin: 12px 0 8px;
  padding-left: 15px;
  background-image: linear-gradient(180deg, rgba(108, 75, 232, 0.9), rgba(232, 107, 176, 0.5) 60%, transparent);
  background-repeat: no-repeat;
  background-size: 1px 100%;
  background-position: left top;
}

.page-news .track-item__more p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(237, 234, 245, 0.76);
}

.page-news .track-item__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(95, 227, 214, 0.35);
  padding-bottom: 2px;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-news .track-item__link:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 本期重点 */
.page-news .news-focus {
  padding-block: var(--news-space);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(12, 18, 38, 0.82) 20%, rgba(12, 18, 38, 0.82) 80%, transparent);
}

.page-news .focus-head {
  max-width: 560px;
}

.page-news .focus-list {
  display: grid;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 44px);
  max-width: 900px;
}

.page-news .focus-item {
  position: relative;
  padding: 20px 20px 22px 24px;
  border: 1px solid var(--line);
  background: rgba(23, 26, 58, 0.5);
}

.page-news .focus-item::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  bottom: -1px;
  width: 1px;
  background: linear-gradient(180deg, var(--galaxy), var(--nebula) 58%, transparent);
  opacity: 0.28;
  transition: opacity 0.4s var(--ease);
}

.page-news .focus-item[open]::before {
  opacity: 1;
}

.page-news .focus-item summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  list-style: none;
  cursor: pointer;
}

.page-news .focus-item summary::-webkit-details-marker {
  display: none;
}

.page-news .focus-item summary::marker {
  content: "";
}

.page-news .focus-item__no {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 4px;
}

.page-news .focus-item__title {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--stardust);
}

.page-news .focus-item[open] .focus-item__title {
  color: var(--ice);
}

.page-news .focus-item__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
  padding-left: 26px;
}

.page-news .focus-item__text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(237, 234, 245, 0.78);
}

.page-news .focus-item__text .btn {
  margin-top: 4px;
}

.page-news .focus-item__figure {
  margin: 0;
}

.page-news .focus-item__figure img,
.page-news .quarters-figure img,
.page-news .quarters-wide img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: linear-gradient(140deg, rgba(108, 75, 232, 0.28), rgba(232, 107, 176, 0.16) 60%, rgba(95, 227, 214, 0.1));
}

.page-news .focus-item__figure img {
  aspect-ratio: 3 / 2;
}

.page-news .focus-item__figure figcaption,
.page-news .quarters-figure figcaption,
.page-news .quarters-wide figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* 季度专题 */
.page-news .news-quarters {
  padding-block: var(--news-space);
}

.page-news .quarters-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 48px);
}

.page-news .quarters-figure {
  margin: 26px 0 0;
}

.page-news .quarters-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .quarter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-news .quarter-band {
  position: relative;
  padding: 18px 18px 20px 22px;
  border-left: 3px solid var(--galaxy);
  background: linear-gradient(90deg, rgba(108, 75, 232, 0.16), rgba(23, 26, 58, 0.34) 62%, transparent);
}

.page-news .quarter-band--q2 {
  border-left-color: var(--nebula);
  background: linear-gradient(90deg, rgba(232, 107, 176, 0.16), rgba(23, 26, 58, 0.34) 62%, transparent);
}

.page-news .quarter-band--q3 {
  border-left-color: var(--ice);
  background: linear-gradient(90deg, rgba(95, 227, 214, 0.14), rgba(23, 26, 58, 0.34) 62%, transparent);
}

.page-news .quarter-band--q4 {
  border-left-color: var(--wine);
  background: linear-gradient(90deg, rgba(122, 31, 61, 0.34), rgba(23, 26, 58, 0.34) 62%, transparent);
}

.page-news .quarter-band--current {
  box-shadow: inset 0 0 0 1px rgba(232, 107, 176, 0.28);
}

.page-news .quarter-band__label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-news .quarter-band--current .quarter-band__label {
  color: var(--gold);
}

.page-news .quarter-band h3 {
  margin: 8px 0 8px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.35;
  color: var(--stardust);
}

.page-news .quarter-band p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(237, 234, 245, 0.74);
}

.page-news .quarters-wide {
  margin: clamp(30px, 5vw, 46px) 0 0;
}

.page-news .quarters-wide img {
  aspect-ratio: 3 / 2;
  max-height: 420px;
}

/* 回看路径 */
.page-news .news-watch {
  padding-block: var(--news-space);
  border-top: 1px solid var(--line);
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(108, 75, 232, 0.18), transparent 60%),
    var(--void);
}

.page-news .news-watch .lead {
  max-width: 44em;
}

.page-news .watch-steps {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-news .watch-steps li {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-news .watch-steps__no {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ice);
}

.page-news .watch-steps h3 {
  margin: 10px 0 8px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--stardust);
}

.page-news .watch-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(237, 234, 245, 0.74);
}

.page-news .watch-actions {
  margin-top: clamp(28px, 4vw, 40px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 断点 */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .watch-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 820px) {
  .page-news .track-list::before {
    left: 56px;
  }

  .page-news .track-item {
    grid-template-columns: 56px minmax(0, 1fr);
    column-gap: 28px;
    padding-block: 18px;
  }

  .page-news .track-item__node {
    left: 56px;
    top: 25px;
  }

  .page-news .track-item__body summary {
    grid-template-columns: 158px 112px minmax(0, 1fr);
    align-items: baseline;
    column-gap: 18px;
  }

  .page-news .track-item__title {
    font-size: 18px;
  }

  .page-news .track-item__more {
    padding-left: 20px;
  }

  .page-news .focus-item {
    padding: 24px 26px 26px 30px;
  }

  .page-news .focus-item__body {
    padding-left: 30px;
  }

  .page-news .focus-item[open] .focus-item__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    align-items: start;
    gap: 26px;
  }

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

@media (min-width: 940px) {
  .page-news .track-arc {
    display: block;
  }

  .page-news .quarters-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }

  .page-news .quarters-intro {
    position: sticky;
    top: 96px;
  }

  .page-news .quarters-wide {
    margin-top: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .filter-btn,
  .page-news .track-item__node,
  .page-news .track-item__title,
  .page-news .focus-item::before,
  .page-news .track-item__link {
    transition: none;
  }
}
<<<END>>>