.page-news {
  --news-rail: 15.5rem;
  --news-stream-gap: 1.4rem;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-news a {
  color: inherit;
}

.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
  border-radius: 2px;
}

/* 首屏 */
.page-news__masthead {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 4.5vw, 3.2rem) 0 clamp(1.4rem, 3.5vw, 2.4rem);
  background: linear-gradient(132deg, var(--navy-900) 0%, var(--navy-800) 52%, var(--navy-700) 100%);
  border-bottom: 4px solid var(--orange-600);
  color: var(--cream);
}

.page-news__masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(58deg, rgba(245, 241, 232, .05) 0 10px, rgba(245, 241, 232, 0) 10px 34px);
  pointer-events: none;
}

.page-news__masthead > .container {
  position: relative;
  z-index: 1;
}

.page-news .breadcrumb {
  font-size: .8rem;
  color: rgba(245, 241, 232, .62);
}

.page-news .breadcrumb a {
  color: rgba(245, 241, 232, .82);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 241, 232, .28);
}

.page-news .breadcrumb a:hover {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.page-news .eyebrow {
  margin: 1.1rem 0 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-news h1 {
  margin: .5rem 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.05rem);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .lede {
  margin: 1rem 0 0;
  max-width: 48ch;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(245, 241, 232, .84);
}

.page-news__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.2rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news__stats li {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding-left: .85rem;
  border-left: 2px solid var(--orange-600);
}

.page-news__stats .mono {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
}

.page-news__stats span:last-child {
  font-size: .78rem;
  line-height: 1.6;
  color: rgba(245, 241, 232, .68);
}

/* 两栏结构 */
.page-news__layout {
  display: grid;
  gap: 1.8rem;
  padding-block: clamp(1.4rem, 3.5vw, 2.4rem) 3.2rem;
}

@media (min-width: 900px) {
  .page-news__layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 2.6rem;
    align-items: start;
  }
}

/* 左侧筛选轨 */
.page-news__rail {
  display: grid;
  gap: 1.1rem;
  padding: 1rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

@media (min-width: 900px) {
  .page-news__rail {
    position: sticky;
    top: 1.5rem;
  }
}

.page-news__chips {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .5rem;
}

.page-news__filters-title {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--stone);
  text-transform: uppercase;
}

.page-news__filters ul {
  display: grid;
  gap: .3rem;
  margin: .55rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news__filters a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .42rem .5rem;
  border-radius: 4px;
  font-size: .84rem;
  color: var(--ink-soft);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news__filters a:hover {
  background: var(--cream);
  color: var(--carbon);
}

.page-news__rail-note {
  margin: 0;
  padding-top: .9rem;
  border-top: 1px dashed var(--line-strong);
  font-size: .8rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news__rail .btn {
  justify-self: start;
  text-decoration: none;
}

/* 分类标签 */
.page-news .lbl {
  display: inline-flex;
  align-items: center;
  gap: .38rem;
  padding: .2rem .52rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  white-space: nowrap;
}

.page-news .lbl::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.page-news .lbl--race {
  color: var(--orange-600);
  border-color: rgba(228, 87, 46, .45);
}

.page-news .lbl--record {
  color: var(--cyan-deep);
  border-color: rgba(53, 208, 186, .55);
}

.page-news .lbl--series {
  color: var(--terracotta);
  border-color: rgba(193, 102, 63, .45);
}

.page-news .lbl--venue {
  color: var(--moss);
  border-color: rgba(107, 127, 91, .5);
}

.page-news .lbl--app {
  color: var(--navy-700);
  border-color: rgba(27, 62, 99, .4);
}

/* 条目流 */
.page-news__stream > section {
  padding-top: var(--news-stream-gap);
  border-top: 1px solid var(--line);
  margin-top: var(--news-stream-gap);
}

.page-news__stream > section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-news .section-title {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  margin: 0 0 .45rem;
  font-family: var(--font-head);
  font-size: clamp(1.2rem, 2.8vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--navy-800);
}

.page-news .section-title__index {
  font-size: .82rem;
  font-weight: 700;
  color: var(--terracotta);
}

.page-news__sec-head {
  display: grid;
  gap: .2rem;
  margin-bottom: .9rem;
}

.page-news__sec-note {
  margin: 0;
  font-size: .84rem;
  color: var(--ink-soft);
}

.page-news__body-text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* 置顶专题 */
.page-news__spotlight {
  position: relative;
  display: grid;
  gap: 1.1rem;
  overflow: hidden;
  padding: clamp(1.1rem, 3vw, 1.9rem);
  border-radius: var(--radius);
  background: linear-gradient(118deg, var(--navy-900), var(--navy-800) 60%, var(--navy-700));
  color: var(--cream);
}

.page-news__spotlight::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -18%;
  width: 62%;
  height: 200%;
  background: repeating-linear-gradient(58deg, rgba(228, 87, 46, .26) 0 10px, rgba(228, 87, 46, 0) 10px 28px);
  pointer-events: none;
}

.page-news__spotlight-body,
.page-news__spotlight img {
  position: relative;
  z-index: 1;
}

.page-news__spotlight-tag {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--cyan-400);
  text-transform: uppercase;
}

.page-news__spotlight h2 {
  margin: .5rem 0 .6rem;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--orange-600);
}

.page-news__spotlight p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.85;
  color: rgba(245, 241, 232, .86);
}

.page-news__spotlight-meta {
  margin-top: .8rem !important;
  font-size: .76rem !important;
  color: rgba(245, 241, 232, .62) !important;
}

@media (min-width: 760px) {
  .page-news__spotlight {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 1.6rem;
  }
}

.page-news img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
}

.page-news__spotlight img {
  aspect-ratio: 16 / 7;
}

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

.entry {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: .7rem;
  padding: .95rem .55rem .95rem .45rem;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.entry:hover,
.entry:focus-within {
  background: var(--white);
  border-left-color: var(--orange-600);
}

.entry__no {
  padding-top: .2rem;
  font-size: .84rem;
  color: var(--stone);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.entry:hover .entry__no,
.entry:focus-within .entry__no {
  color: var(--orange-600);
  transform: translateX(2px);
}

.entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin: 0 0 .35rem;
}

.entry__time {
  font-size: .74rem;
  color: var(--ink-soft);
}

.entry__title {
  margin: 0 0 .3rem;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--carbon);
}

.entry__sum {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.entry__more {
  margin-top: .45rem;
}

.entry__more summary {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .03em;
  color: var(--cyan-deep);
  cursor: pointer;
  list-style: none;
}

.entry__more summary::-webkit-details-marker {
  display: none;
}

.entry__more summary::before {
  content: "+";
  font-weight: 700;
  color: var(--orange-600);
}

.entry__more[open] summary::before {
  content: "–";
}

.entry__more p {
  margin: .5rem 0 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.entry__links {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
}

.entry__links a {
  font-size: .8rem;
  color: var(--navy-700);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.entry__links a:hover {
  color: var(--orange-600);
  border-bottom-color: var(--orange-600);
}

/* 归档 */
.page-news__archive-grid {
  display: grid;
  gap: 1.2rem;
  margin-top: .9rem;
}

@media (min-width: 760px) {
  .page-news__archive-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
    gap: 1.6rem;
  }
}

.page-news__archive-list {
  display: grid;
  gap: .6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news__archive-list li {
  display: grid;
  gap: .18rem;
  padding: .7rem .85rem;
  background: var(--white);
  border-left: 3px solid var(--moss);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-news__archive-list .mono {
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--moss);
}

.page-news__archive-list strong {
  font-size: .92rem;
  color: var(--carbon);
}

.page-news__archive-list span:last-child {
  font-size: .82rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 案例合集 */
.page-news__series-card {
  display: grid;
  gap: 1.2rem;
  margin-top: .9rem;
  padding: 1rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

@media (min-width: 760px) {
  .page-news__series-card {
    grid-template-columns: minmax(0, 1fr) 12.5rem;
    align-items: center;
    gap: 1.6rem;
  }
}

.page-news__series-card img {
  aspect-ratio: 1 / 1;
}

.page-news__series-list {
  display: grid;
  gap: .4rem;
  margin: .9rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news__series-list li {
  display: flex;
  gap: .7rem;
  padding: .45rem .6rem;
  background: var(--cream);
  border-radius: 3px;
  font-size: .85rem;
  color: var(--ink-soft);
}

.page-news__series-list .mono {
  min-width: 3.4rem;
  color: var(--terracotta);
  font-weight: 700;
}

.page-news__series-links {
  margin-top: .9rem;
}

/* 场馆 */
.page-news__venue {
  display: grid;
  gap: 1.2rem;
  margin-top: .9rem;
}

@media (min-width: 760px) {
  .page-news__venue {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 1.6rem;
  }
}

.page-news__venue img {
  aspect-ratio: 2 / 1;
}

.page-news__facts {
  display: grid;
  gap: .5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news__facts li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: .4rem;
  border-bottom: 1px dashed var(--line-strong);
  font-size: .85rem;
  color: var(--ink-soft);
}

.page-news__facts .mono {
  font-weight: 700;
  color: var(--navy-800);
}

/* 更新节奏 */
.page-news__cadence {
  margin-top: var(--news-stream-gap);
  padding: clamp(1rem, 3vw, 1.6rem);
  background: var(--white);
  border-left: 4px solid var(--orange-600);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-news__cadence-grid {
  display: grid;
  gap: 1.1rem;
  margin-top: .9rem;
}

@media (min-width: 820px) {
  .page-news__cadence-grid {
    grid-template-columns: repeat(2, minmax(0, .8fr)) minmax(0, 1.1fr);
    align-items: start;
    gap: 1.4rem;
  }
}

.page-news__cadence-item p {
  margin: .35rem 0 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news__cadence-num {
  margin: 0 !important;
  font-size: 1.6rem !important;
  font-weight: 700;
  color: var(--navy-800) !important;
  line-height: 1.1 !important;
}

.page-news__cadence-cta {
  padding: 1rem;
  background: var(--cream);
  border-radius: var(--radius);
}

.page-news__cadence-cta p {
  margin: 0 0 .8rem;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news__cadence-cta .btn {
  text-decoration: none;
}

/* 尾部索引 */
.page-news__index {
  display: grid;
  gap: .7rem;
  margin: .9rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 700px) {
  .page-news__index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-news__index a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: .86rem;
  color: var(--ink-soft);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news__index a:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-400);
  box-shadow: var(--shadow-2);
}

.page-news__index strong {
  display: block;
  margin-bottom: .15rem;
  font-size: .95rem;
  color: var(--navy-800);
}

.page-news__index .mono {
  color: var(--orange-600);
  font-size: 1rem;
  transition: transform var(--dur) var(--ease);
}

.page-news__index a:hover .mono {
  transform: translateX(3px);
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition: none !important;
    animation: none !important;
  }
}