.page-news {
  --news-a: var(--cyan);
  --news-b: #A99CFF;
  --news-c: #FF8FA8;
  --news-d: var(--mist);
  --news-sticky-top: calc(var(--topbar-h) + 1rem);
  padding-bottom: clamp(2.4rem, 5vw, 4.5rem);
}

.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* 开场 */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 4vw, 3rem) 0 clamp(1.4rem, 3.6vw, 2.4rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(51, 224, 212, 0.14), transparent 62%),
    linear-gradient(180deg, var(--zone-teal) 0%, var(--graphite) 78%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: 58%;
  height: 176%;
  transform: rotate(6deg);
  background: linear-gradient(165deg, rgba(255, 122, 47, 0.16), transparent 66%);
  pointer-events: none;
}

.page-news .news-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 1.4rem;
  margin-top: 1rem;
}

.page-news .news-hero h1 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 0.8rem 0 0.9rem;
  max-width: 16em;
  color: var(--paper);
}

.page-news .news-hero .lede {
  max-width: 34em;
  color: var(--mist);
  line-height: 1.9;
}

.page-news .news-hero__stamp {
  border-left: 2px solid var(--orange);
  padding: 0.2rem 0 0.2rem 1rem;
  align-self: end;
}

.page-news .news-hero__stamp-num {
  font-family: var(--f-mono);
  font-size: clamp(2.6rem, 7vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 0;
  color: var(--paper);
}

.page-news .news-hero__stamp-label {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0.4rem 0 0.5rem;
}

.page-news .news-hero__stamp-note {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
  margin: 0;
  max-width: 22em;
}

.page-news .news-hero__facts {
  list-style: none;
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-news .news-hero__facts li {
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 0.25rem;
}

.page-news .news-hero__fact-k {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-news .news-hero__fact-v {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--paper);
}

/* 日志主体 */
.page-news .news-log__head {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(1.1rem, 2.6vw, 1.8rem);
}

.page-news .news-log__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
  padding-left: 0.8rem;
  border-left: 3px solid var(--orange);
  color: var(--paper);
}

.page-news .news-log__sub {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-news .news-log__shell {
  display: grid;
  gap: 1.4rem;
}

/* 左侧筛选轨 */
.page-news .news-rail {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0 18px 0 18px;
  padding: 0.8rem;
  align-self: start;
}

.page-news .news-rail__title {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 0.6rem 0.2rem;
}

.page-news .news-rail__list {
  display: flex;
  overflow-x: auto;
  gap: 0.35rem;
  padding-bottom: 0.2rem;
  scrollbar-width: thin;
}

.page-news .news-rail__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  font: inherit;
  font-size: 0.9rem;
  white-space: nowrap;
  color: var(--mist);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 10px 10px 0 0;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .news-rail__tab:hover {
  color: var(--paper);
  background: rgba(157, 180, 194, 0.08);
}

.page-news .news-rail__tab[aria-selected="true"] {
  color: var(--paper);
  border-bottom-color: var(--orange);
  background: rgba(51, 224, 212, 0.09);
}

.page-news .news-rail__num {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-news .news-rail__tab[aria-selected="true"] .news-rail__num {
  color: var(--orange);
}

.page-news .news-rail__note {
  margin: 0.8rem 0.2rem 0;
  line-height: 1.7;
}

/* 主列表 */
.page-news .news-media {
  margin: 0 0 1.1rem;
}

.page-news .news-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 4px 22px 4px 22px;
  object-fit: cover;
}

.page-news .news-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr);
  gap: 0.25rem 0.85rem;
  padding: 1rem 0.3rem 1rem 0.2rem;
  border-top: 1px solid var(--line-soft);
  transition: background 0.2s var(--ease);
}

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

.page-news .news-item:hover {
  background: rgba(51, 224, 212, 0.05);
}

.page-news .news-item__no {
  font-family: var(--f-mono);
  font-size: 0.98rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--cyan);
  margin: 0;
  padding-top: 0.15rem;
}

.page-news .news-item__no span {
  font-size: 0.6rem;
  color: var(--steel);
  margin-left: 0.12rem;
}

.page-news .news-item__meta {
  margin: 0 0 0.4rem;
}

.page-news .news-item__tag {
  display: inline-block;
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  padding: 0.24rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
}

.page-news .news-item__tag--nav {
  color: var(--news-a);
  border-color: rgba(51, 224, 212, 0.42);
}

.page-news .news-item__tag--ver {
  color: var(--news-b);
  border-color: rgba(169, 156, 255, 0.42);
}

.page-news .news-item__tag--case {
  color: var(--news-c);
  border-color: rgba(255, 143, 168, 0.42);
}

.page-news .news-item__tag--tool {
  color: var(--news-d);
  border-color: rgba(157, 180, 194, 0.34);
}

.page-news .news-item__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.04rem;
  line-height: 1.45;
  margin: 0 0 0.35rem;
  color: var(--paper);
}

.page-news .news-item__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-item__more {
  margin-top: 0.45rem;
}

.page-news .news-item__more summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  padding: 0.1rem 0;
}

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

.page-news .news-item__more summary::after {
  content: "＋";
  color: var(--orange);
  font-size: 0.82rem;
  line-height: 1;
}

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

.page-news .news-item__more ul {
  margin: 0.55rem 0 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
}

/* 右侧摘要栏 */
.page-news .news-aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-news .news-aside__card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px 4px 22px 4px;
  padding: 0.9rem 1rem 1.1rem;
}

.page-news .news-aside__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 18px 2px 18px 2px;
  margin-bottom: 0.9rem;
  opacity: 0.92;
}

.page-news .news-aside__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.14rem;
  line-height: 1.35;
  margin: 0.5rem 0 0.7rem;
  color: var(--paper);
}

.page-news .news-aside__list {
  list-style: none;
  margin: 0 0 0.8rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-news .news-aside__list li {
  position: relative;
  padding-left: 0.95rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-aside__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 0.42rem;
  height: 2px;
  background: var(--orange);
}

.page-news .news-aside__links {
  display: grid;
  gap: 0.45rem;
  padding: 0.85rem 1rem;
  border: 1px dashed var(--line);
  border-radius: 4px 18px 4px 18px;
}

.page-news .news-aside__links-title {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 0.2rem;
}

.page-news .link-arrow {
  color: var(--cyan);
  font-size: 0.92rem;
}

/* 专题系列 */
.page-news .news-topics {
  padding-top: clamp(2.2rem, 5vw, 3.8rem);
}

.page-news .news-topics__head {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(1.1rem, 2.6vw, 1.8rem);
}

.page-news .news-topics__head h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
  color: var(--paper);
}

.page-news .news-topics__head p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-news .news-topics__grid {
  display: grid;
  gap: 1rem;
}

.page-news .news-topic {
  padding: 1rem 1.05rem 1.15rem;
  border: 1px solid rgba(157, 180, 194, 0.14);
  border-radius: 18px 2px 18px 2px;
  color: var(--paper);
}

.page-news .news-topic h3 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.14rem;
  line-height: 1.35;
  margin: 0.55rem 0 0.5rem;
  color: var(--paper);
}

.page-news .news-topic p {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-topic img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 14px 2px 14px 2px;
  margin-bottom: 0.85rem;
  object-fit: cover;
}

.page-news .news-topic--main h3 {
  font-size: 1.38rem;
}

/* 持续跟进 */
.page-news .news-follow {
  padding-top: clamp(2.2rem, 5vw, 3.8rem);
}

.page-news .news-follow__grid {
  display: grid;
  gap: 1.4rem;
}

.page-news .news-follow h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
  color: var(--paper);
}

.page-news .news-follow__steps {
  list-style: none;
  margin: 1.1rem 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-news .news-follow__steps li {
  display: grid;
  grid-template-columns: 2.9rem minmax(0, 1fr);
  gap: 0.15rem 0.85rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-follow__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--f-mono);
  font-size: 1.55rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--orange);
}

.page-news .news-follow__steps h3 {
  grid-column: 2;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.4;
  margin: 0 0 0.25rem;
  color: var(--paper);
}

.page-news .news-follow__steps p {
  grid-column: 2;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-follow__body .note {
  display: block;
  margin: 0 0 0.4rem;
  line-height: 1.75;
}

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

.page-news .news-follow__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 2px 22px 2px 22px;
  object-fit: cover;
}

.page-news .news-follow__media figcaption {
  margin-top: 0.6rem;
  line-height: 1.7;
}

/* 响应式 */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.2rem;
  }

  .page-news .news-item {
    grid-template-columns: 3.6rem minmax(0, 1fr);
    gap: 0.25rem 1.1rem;
  }

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

  .page-news .news-topic--main {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1fr) 248px;
    align-items: end;
    gap: 2.2rem;
    margin-top: 1.4rem;
  }

  .page-news .news-follow__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 2.4rem;
  }

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

  .page-news .news-topic--main {
    grid-column: auto;
  }

  .page-news .news-topic:nth-child(2) {
    margin-top: 1.8rem;
  }

  .page-news .news-topic:nth-child(3) {
    margin-top: 3.4rem;
  }
}

@media (min-width: 1080px) {
  .page-news .news-log__shell {
    grid-template-columns: 178px minmax(0, 1fr) 268px;
    gap: clamp(1.3rem, 2.4vw, 2.2rem);
    align-items: start;
  }

  .page-news .news-rail,
  .page-news .news-aside {
    position: sticky;
    top: var(--news-sticky-top);
  }

  .page-news .news-rail__list {
    flex-direction: column;
    overflow: visible;
    gap: 0.2rem;
  }

  .page-news .news-rail__tab {
    width: 100%;
    border-bottom: 0;
    border-left: 2px solid transparent;
    border-radius: 0 12px 12px 0;
    text-align: left;
  }

  .page-news .news-rail__tab[aria-selected="true"] {
    border-left-color: var(--orange);
    border-bottom-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-rail__tab {
    transition: none;
  }
}
<<<END>>>