.page-news {
  display: block;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-news .oa-breadcrumb {
  padding: 22px 0 0;
  font-size: 13px;
}
.page-news .oa-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--gray);
}
.page-news .oa-breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--gray);
}
.page-news .oa-breadcrumb a {
  color: var(--dim);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.page-news .oa-breadcrumb a:hover {
  color: var(--red);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 26px;
  padding: 24px 0 34px;
}
.page-news .news-hero__main h1 {
  margin: 12px 0 16px;
  font-size: clamp(34px, 9vw, 76px);
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--white);
}
.page-news .news-hero__main .oa-lead {
  max-width: 36em;
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--dim);
}
.page-news .news-hero__stats {
  margin: 0;
  display: grid;
  gap: 10px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: var(--ink-2);
  border: 1px solid var(--line);
}
.page-news .news-hero__stats > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.page-news .news-hero__stats > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-news .news-hero__stats dt {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--gray);
}
.page-news .news-hero__stats dd {
  margin: 0;
  font-size: 13px;
  color: var(--dim);
  text-align: right;
}
.page-news .news-stat {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--white);
  letter-spacing: -.01em;
}

/* ---------- 首屏横条图 ---------- */
.page-news .news-banner {
  margin-bottom: 8px;
}
.page-news .news-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: var(--teal-ink);
}

/* ---------- 区块节奏 ---------- */
.page-news .oa-section {
  padding: 46px 0;
}
.page-news .news-head {
  max-width: 44rem;
  margin-bottom: 28px;
}
.page-news .news-head .oa-h2 {
  margin: 10px 0 12px;
  font-size: clamp(25px, 5.4vw, 40px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--white);
}
.page-news .news-head .oa-lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}

/* ---------- 索引主体：标签栏 + 条目流 ---------- */
.page-news .news-index {
  display: grid;
  gap: 26px;
}
.page-news .news-tags__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gray);
}
.page-news .news-tags__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.page-news .news-tags__list::-webkit-scrollbar {
  display: none;
}
.page-news .oa-filter__btn {
  flex: 0 0 auto;
  padding: 8px 15px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--dim);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-news .oa-filter__btn:hover {
  border-color: var(--red);
  color: var(--white);
}
.page-news .oa-filter__btn[aria-pressed="true"] {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.page-news .news-stream__title {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--gray);
}
.page-news .news-list {
  position: relative;
  padding-left: 20px;
}
.page-news .news-list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  bottom: 18px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brick) 0%, var(--brick) 42%, rgba(209, 83, 31, .08) 100%);
}

.page-news .news-item {
  position: relative;
  margin-bottom: 10px;
  border-radius: var(--radius-md);
  background: var(--paper);
  color: var(--ink-2);
  border: 1px solid rgba(23, 17, 14, .1);
  box-shadow: 6px 6px 0 rgba(209, 83, 31, .18);
  transition: box-shadow .22s var(--ease);
}
.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 24px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--brick);
  box-shadow: 0 0 0 3px rgba(209, 83, 31, .2);
}
.page-news .news-item:hover {
  box-shadow: 6px 6px 0 rgba(209, 83, 31, .34);
}
.page-news .news-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
}
.page-news .news-item > summary::-webkit-details-marker {
  display: none;
}
.page-news .news-item__v {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 8px;
  background: var(--ink-2);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .04em;
  white-space: nowrap;
}
.page-news .news-item__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.page-news .news-item__t {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink-2);
}
.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(23, 17, 14, .52);
}
.page-news .news-item .oa-tag {
  padding: 3px 9px;
  border-color: transparent;
  background: var(--ink-2);
  font-size: 11px;
  line-height: 1.6;
}
.page-news .news-item .oa-tag--onair { color: var(--red); }
.page-news .news-item .oa-tag--cyan { color: var(--cyan); }
.page-news .news-item .oa-tag--amber { color: var(--amber); }
.page-news .news-item .oa-tag--brick { color: var(--brick); }
.page-news .news-item .oa-tag--plain { color: var(--white); }

.page-news .news-item__body {
  margin: 8px 16px 0;
  padding: 12px 0 16px;
  border-top: 1px dashed rgba(23, 17, 14, .2);
  font-size: 15px;
  line-height: 1.72;
  color: rgba(23, 17, 14, .76);
}
.page-news .news-item__body p {
  margin: 0;
}
.page-news .news-item--brief > summary {
  padding: 11px 14px;
}
.page-news .news-item--brief .news-item__t {
  font-size: 15px;
  font-weight: 500;
}
.page-news .news-item--brief .news-item__body {
  margin: 6px 14px 0;
  font-size: 14px;
  line-height: 1.68;
  color: rgba(23, 17, 14, .68);
}

/* ---------- 标签说明 ---------- */
.page-news .tag-guide {
  display: grid;
  gap: 30px;
}
.page-news .tag-guide__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .tag-guide__list li {
  position: relative;
  padding: 15px 0 15px 46px;
  border-top: 1px solid var(--line);
  counter-increment: none;
}
.page-news .tag-guide__list li:last-child {
  border-bottom: 1px solid var(--line);
}
.page-news .tag-guide__list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 22px;
  width: 14px;
  height: 3px;
  border-radius: 2px;
  background: var(--brick);
}
.page-news .tag-guide__list li:nth-child(2)::before { background: var(--cyan); }
.page-news .tag-guide__list li:nth-child(3)::before { background: var(--red); }
.page-news .tag-guide__list li:nth-child(4)::before { background: var(--amber); }
.page-news .tag-guide__list li:nth-child(5)::before { background: var(--gray); }
.page-news .tag-guide__list li:nth-child(6)::before { background: var(--white); }
.page-news .tag-guide__list h3 {
  margin: 0 0 5px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
}
.page-news .tag-guide__list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--dim);
}
.page-news .tag-guide__figure {
  margin: 0;
  display: grid;
  gap: 10px;
}
.page-news .tag-guide__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  background: var(--teal-ink);
}
.page-news .tag-guide__figure figcaption {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}

/* ---------- 大版本回看 ---------- */
.page-news .news-figure {
  margin: 0 0 30px;
  display: grid;
  gap: 10px;
}
.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: var(--teal-ink);
}
.page-news .news-figure figcaption {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}
.page-news .season-grid {
  display: grid;
  gap: 14px;
}
.page-news .season-card {
  position: relative;
  padding: 20px 18px 22px 26px;
  border-radius: var(--radius-md);
  background: var(--ink-2);
  border: 1px solid var(--line);
  overflow: hidden;
}
.page-news .season-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--brick);
}
.page-news .season-card:nth-child(2)::before { background: var(--cyan); }
.page-news .season-card:nth-child(3)::before { background: var(--amber); }
.page-news .season-card:nth-child(4)::before { background: var(--red); }
.page-news .season-card__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gray);
}
.page-news .season-card h3 {
  margin: 8px 0 10px;
  font-size: 19px;
  line-height: 1.3;
  color: var(--white);
}
.page-news .season-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--dim);
}

/* ---------- 跟进方式 ---------- */
.page-news .follow-grid {
  display: grid;
  gap: 14px;
}
.page-news .follow-card {
  display: grid;
  gap: 10px;
  padding: 24px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  background: linear-gradient(155deg, rgba(47, 224, 208, .07) 0%, rgba(10, 12, 16, 0) 62%);
  text-decoration: none;
  transition: border-color .22s var(--ease), transform .22s var(--ease);
}
.page-news .follow-card:hover {
  border-color: var(--red);
  transform: translateY(-3px);
}
.page-news .follow-card__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-news .follow-card h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
  color: var(--white);
}
.page-news .follow-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--dim);
}
.page-news .follow-card__cta {
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--red);
}
.page-news .follow-card__cta::after {
  content: " →";
}

/* ---------- 提交与收尾 ---------- */
.page-news .submit-wrap {
  display: grid;
  gap: 26px;
  padding: 28px 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--teal-ink) 0%, var(--ink) 72%);
}
.page-news .submit-copy .oa-h2 {
  margin: 10px 0 12px;
  font-size: clamp(24px, 5.2vw, 36px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--white);
}
.page-news .submit-copy p {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}
.page-news .submit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}
.page-news .oa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), filter .2s var(--ease);
}
.page-news .oa-btn--primary {
  background: var(--red);
  color: var(--white);
}
.page-news .oa-btn--primary:hover {
  filter: brightness(1.12);
}
.page-news .oa-btn--ghost {
  border-color: var(--line-strong);
  color: var(--white);
}
.page-news .oa-btn--ghost:hover {
  border-color: var(--red);
  color: var(--red);
}
.page-news .submit-figure {
  margin: 0;
}
.page-news .submit-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 800;
  object-fit: cover;
  border-radius: var(--radius-md);
  background: var(--ink);
}
.page-news .submit-figure figcaption {
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}

/* ---------- 桌面 ---------- */
@media (min-width: 640px) {
  .page-news .season-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-news .follow-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
    gap: 52px;
    align-items: end;
    padding: 38px 0 48px;
  }
  .page-news .news-index {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }
  .page-news .news-tags {
    position: sticky;
    top: 108px;
  }
  .page-news .news-tags__list {
    flex-direction: column;
    overflow: visible;
    gap: 6px;
    padding-bottom: 0;
  }
  .page-news .oa-filter__btn {
    width: 100%;
    text-align: left;
    padding: 9px 15px;
  }
  .page-news .tag-guide {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 48px;
    align-items: start;
  }
  .page-news .submit-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: 40px;
    padding: 40px 36px;
    align-items: center;
  }
  .page-news .news-list {
    padding-left: 24px;
  }
  .page-news .news-item::before {
    left: -24px;
  }
}

@media (min-width: 1080px) {
  .page-news .oa-section {
    padding: 68px 0;
  }
  .page-news .season-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .oa-filter__btn,
  .page-news .follow-card,
  .page-news .oa-btn {
    transition: none;
  }
  .page-news .follow-card:hover {
    transform: none;
  }
}
<<<END>>>