.page-news {
  --news-rail: 218px;
  background: var(--ink);
  padding-bottom: var(--sp-7);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: var(--sp-4);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero .breadcrumb {
  margin-bottom: var(--sp-4);
}

.page-news .news-hero h1 {
  margin: var(--sp-3) 0 0;
  font-size: clamp(32px, 6.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  max-width: 18ch;
}

.page-news .news-hero .lede {
  margin-top: var(--sp-4);
  max-width: 62ch;
  color: var(--grey);
  font-size: 16px;
  line-height: 1.85;
}

.page-news .hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-5);
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.page-news .hero-points li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-news .hero-points li::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--lime);
  box-shadow: 0 0 0 3px var(--lime-soft);
}

.page-news .news-banner {
  margin: var(--sp-5) 0 0;
  border: 1px solid var(--line-strong);
}

.page-news .news-banner img,
.page-news .news-shot img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.86) contrast(1.04);
}

.page-news figure.media-frame figcaption {
  margin-top: 10px;
  padding-left: 10px;
  border-left: 2px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--grey);
  line-height: 1.7;
}

/* ---------- 动态流 + 主题筛选 ---------- */
.page-news .feed-layout {
  display: grid;
  gap: var(--sp-4);
  padding-top: var(--sp-5);
}

.page-news .topic-head {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--grey);
}

.page-news .topic-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .topic-link {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  background: var(--ink-2);
  color: var(--chalk);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 200ms ease, color 200ms ease, background 200ms ease;
}

.page-news .topic-link .mono {
  color: var(--grey);
  font-size: 11px;
}

.page-news .topic-link:hover,
.page-news .topic-link:focus-visible {
  border-color: var(--lime);
  border-left-color: var(--lime);
  color: var(--lime);
  background: var(--lime-soft);
}

.page-news .rail-note {
  display: none;
  margin: var(--sp-3) 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--grey);
}

/* ---------- 分组与条目 ---------- */
.page-news .feed-group {
  margin-top: var(--sp-5);
}

.page-news .feed-group:first-child {
  margin-top: 0;
}

.page-news .feed-group-head {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-strong);
}

.page-news .feed-group-head h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-news .group-count {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-news .post-item {
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-4) 0;
  border-top: 1px solid var(--line);
}

.page-news .feed-group .post-item:first-of-type {
  border-top: 0;
}

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

.page-news .post-num {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.page-news .post-num::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--orange);
}

.page-news .post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .post-time {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.page-news .post-title {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--chalk);
}

.page-news .post-lead {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

.page-news details > summary {
  list-style: none;
  cursor: pointer;
}

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

.page-news .post-more {
  margin-top: 10px;
}

.page-news .post-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-news .post-more > summary::before {
  content: "＋";
}

.page-news .post-more[open] > summary::before {
  content: "－";
}

.page-news .post-more-body {
  margin-top: 8px;
  padding-left: 12px;
  border-left: 2px solid var(--lime);
  font-size: 14px;
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 批次说明（斜切） ---------- */
.page-news .batch-band {
  position: relative;
  margin-top: var(--sp-6);
  padding: var(--sp-5) var(--sp-4);
  background: linear-gradient(148deg, var(--ink-2) 0%, var(--ink) 62%);
  border: 1px solid var(--line-strong);
  overflow: hidden;
}

.page-news .batch-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    72deg,
    rgba(185, 196, 189, 0.09) 0 1px,
    transparent 1px 26px
  );
  pointer-events: none;
}

.page-news .batch-band > * {
  position: relative;
}

.page-news .band-head h2,
.page-news .trace-head h2,
.page-news .center-head h2,
.page-news .rounds-head h2,
.page-news .feedback h2 {
  margin: var(--sp-2) 0 0;
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1.15;
  color: var(--chalk);
}

.page-news .band-lede,
.page-news .trace-lede,
.page-news .center-lede,
.page-news .rounds-lede {
  margin: var(--sp-3) 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--grey);
}

.page-news .band-body {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}

.page-news .batch-item {
  border-top: 1px solid var(--line);
}

.page-news .batch-item > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 0;
}

.page-news .batch-item > summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--lime);
}

.page-news .batch-item[open] > summary::after {
  content: "－";
}

.page-news .batch-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--chalk);
}

.page-news .batch-body {
  padding: 0 0 var(--sp-4);
  border-left: 2px solid var(--lime);
  padding-left: 14px;
}

.page-news .batch-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--grey);
}

.page-news .batch-shot {
  border: 1px solid var(--line-strong);
}

/* ---------- 战报追踪 ---------- */
.page-news .trace {
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line-strong);
}

.page-news .trace-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: var(--sp-5) 0 var(--sp-3);
}

.page-news .trace-grid {
  display: grid;
  gap: var(--sp-4);
}

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

.page-news .trace-line::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 12px;
  width: 1px;
  background: var(--line-strong);
}

.page-news .trace-line li {
  position: relative;
  padding: 0 0 var(--sp-4) 26px;
}

.page-news .trace-line li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-soft);
}

.page-news .trace-line li:last-child::before {
  background: var(--lime);
  box-shadow: 0 0 0 3px var(--lime-soft);
}

.page-news .trace-title {
  margin: 10px 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--chalk);
}

.page-news .trace-line p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

.page-news .trace-shot {
  border: 1px solid var(--line);
}

.page-news .trace-cta {
  margin: var(--sp-4) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--grey);
}

.page-news .band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

/* ---------- 专题内容中心 ---------- */
.page-news .topic-center {
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line-strong);
}

.page-news .center-grid {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}

.page-news .center-shot {
  border: 1px solid var(--line-strong);
}

.page-news .topic-entry {
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}

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

.page-news .topic-entry > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px var(--sp-3);
}

.page-news .topic-entry > summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--grey);
}

.page-news .topic-entry[open] > summary::after {
  content: "－";
  color: var(--lime);
}

.page-news .topic-entry[open] > summary {
  border-left: 2px solid var(--lime);
}

.page-news .entry-ver {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-news .entry-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--chalk);
}

.page-news .entry-body {
  padding: 0 var(--sp-3) var(--sp-3) calc(var(--sp-3) + 2px);
  border-left: 2px solid var(--lime);
  margin-left: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 轮次观察 ---------- */
.page-news .rounds {
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line-strong);
}

.page-news .round-list {
  margin: var(--sp-5) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .round-item {
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-4) 0;
  border-top: 1px solid var(--line);
}

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

.page-news .round-mark {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  line-height: 0.9;
  color: rgba(198, 255, 61, 0.22);
  letter-spacing: 0.02em;
}

.page-news .round-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--chalk);
}

.page-news .round-item p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

.page-news .rounds-cta {
  margin: var(--sp-4) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

/* ---------- 收藏与反馈（纸张） ---------- */
.page-news .feedback {
  margin-top: var(--sp-6);
  padding: var(--sp-5) var(--sp-4);
  background: var(--paper);
  color: var(--brown);
  border: 1px solid var(--brown);
  box-shadow: 10px 10px 0 rgba(42, 31, 26, 0.45);
}

.page-news .feedback .eyebrow {
  color: var(--red);
}

.page-news .feedback .eyebrow::before {
  background: var(--red);
}

.page-news .feedback h2 {
  color: var(--brown);
  font-size: clamp(24px, 4.2vw, 34px);
}

.page-news .feedback-lede {
  margin: var(--sp-3) 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: #4a3a30;
}

.page-news .feedback-mail {
  display: inline-block;
  margin-top: var(--sp-3);
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--brown);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--brown);
}

.page-news .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.page-news .feedback .btn-ghost {
  border-color: var(--brown);
  color: var(--brown);
}

.page-news .feedback .btn-ghost:hover,
.page-news .feedback .btn-ghost:focus-visible {
  background: var(--brown);
  color: var(--paper);
}

.page-news .feedback .btn-primary {
  background: var(--brown);
  color: var(--paper);
  border-color: var(--brown);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 719px) {
  .page-news .post-num::before {
    width: 10px;
  }

  .page-news .post-time {
    margin-left: 0;
    width: 100%;
  }

  .page-news .feedback {
    box-shadow: 6px 6px 0 rgba(42, 31, 26, 0.4);
  }
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-news .post-item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: var(--sp-4);
    align-items: start;
  }

  .page-news .post-num {
    padding-top: 4px;
  }

  .page-news .round-item {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: var(--sp-5);
    align-items: start;
  }

  .page-news .band-actions .btn {
    min-width: 180px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-news .feed-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: var(--sp-6);
    align-items: start;
    padding-top: var(--sp-6);
  }

  .page-news .topic-rail {
    position: sticky;
    top: var(--sp-4);
  }

  .page-news .topic-list {
    flex-direction: column;
    gap: 6px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .topic-link {
    width: 100%;
    justify-content: space-between;
    white-space: normal;
  }

  .page-news .rail-note {
    display: block;
  }

  .page-news .band-body,
  .page-news .trace-grid,
  .page-news .center-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--sp-5);
    align-items: start;
  }

  .page-news .center-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .batch-band,
  .page-news .feedback {
    padding: var(--sp-6) var(--sp-5);
  }

  .page-news .feedback-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--sp-5);
    align-items: end;
  }

  .page-news .feedback-actions {
    margin-top: 0;
    justify-content: flex-end;
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: var(--sp-6);
    align-items: end;
  }

  .page-news .news-hero .breadcrumb {
    grid-column: 1 / -1;
  }

  .page-news .news-hero .eyebrow,
  .page-news .news-hero h1,
  .page-news .news-hero .lede,
  .page-news .news-hero .hero-points {
    grid-column: 1;
  }

  .page-news .news-banner {
    grid-column: 2;
    grid-row: 2 / span 4;
    margin: 0;
    align-self: stretch;
  }

  .page-news .news-banner.media-frame {
    aspect-ratio: 1600 / 900;
  }
}

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