.page-news {
  --cn-hair: rgba(216, 213, 200, 0.16);
  --cn-hair-strong: rgba(216, 213, 200, 0.34);
  --cn-soft: rgba(234, 243, 238, 0.78);
  display: block;
  background: var(--night);
  color: var(--mint);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  padding-top: clamp(14px, 3vw, 24px);
}
.page-news .breadcrumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.page-news .breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-news .breadcrumbs li + li::before {
  content: "/";
  color: rgba(126, 143, 134, 0.7);
}
.page-news .breadcrumbs a {
  color: var(--mute);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.page-news .breadcrumbs a:hover {
  color: var(--whistle);
}
.page-news .breadcrumbs li[aria-current] {
  color: var(--mint);
}

/* ---------- 首屏报头 ---------- */
.page-news .cn-masthead {
  position: relative;
  overflow: hidden;
  padding-block: clamp(22px, 5vw, 44px) clamp(30px, 6vw, 60px);
}
.page-news .cn-masthead::before {
  content: "";
  position: absolute;
  inset: -20% -25% auto -25%;
  height: 150%;
  pointer-events: none;
  background:
    radial-gradient(58% 62% at 14% 6%, rgba(201, 242, 77, 0.18), transparent 68%),
    radial-gradient(48% 58% at 86% 2%, rgba(34, 49, 92, 0.72), transparent 72%),
    radial-gradient(42% 52% at 58% 92%, rgba(90, 31, 39, 0.42), transparent 74%);
}
.page-news .cn-masthead > .wrap {
  position: relative;
  z-index: 1;
}
.page-news .cn-masthead h1 {
  margin: 12px 0 18px;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(2.05rem, 7.4vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--paper);
  max-width: 16em;
}
.page-news .cn-masthead .lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(1rem, 2.4vw, 1.14rem);
  line-height: 1.85;
  color: var(--mint);
  opacity: 0.84;
}
.page-news .cn-figures {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: clamp(18px, 3vw, 26px) 0 0;
  border-top: 1px solid var(--cn-hair);
  display: grid;
  gap: 16px 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.page-news .cn-figures li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.page-news .cn-figure {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.7rem, 4.6vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--whistle);
}
.page-news .cn-figure-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mute);
}

/* ---------- 主体两栏 ---------- */
.page-news .cn-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

/* ---------- 左侧索引 ---------- */
.page-news .cn-index {
  min-width: 0;
}
.page-news .cn-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--mute);
}
.page-news .cn-index ul {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-news .cn-index ul::-webkit-scrollbar {
  display: none;
}
.page-news .cn-index a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--cn-hair);
  background: var(--field);
  color: var(--mint);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .cn-index a .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mute);
}
.page-news .cn-index a:hover {
  border-color: var(--whistle);
  color: var(--whistle);
}
.page-news .cn-index a.is-active {
  background: var(--whistle);
  border-color: var(--whistle);
  color: var(--night);
  font-weight: 700;
}
.page-news .cn-index a.is-active .num {
  color: rgba(11, 42, 37, 0.6);
}

/* ---------- 章节通用 ---------- */
.page-news .cn-stream {
  min-width: 0;
}
.page-news .cn-section {
  margin-bottom: clamp(36px, 6vw, 68px);
}
.page-news .cn-section:last-child {
  margin-bottom: 0;
}
.page-news .cn-section-head {
  margin-bottom: clamp(16px, 3vw, 26px);
}
.page-news .cn-section-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(1.45rem, 4.2vw, 2.2rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

/* ---------- 五条内容线 ---------- */
.page-news .cn-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}
.page-news .cn-line {
  position: relative;
  overflow: hidden;
  padding: 20px 20px 22px 26px;
  background: var(--field);
  border: 1px solid var(--cn-hair);
  border-radius: var(--radius-md);
}
.page-news .cn-line::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--cn-accent, var(--whistle));
}
.page-news .cn-line--observe { --cn-accent: var(--whistle); }
.page-news .cn-line--data { --cn-accent: var(--amber); }
.page-news .cn-line--mobile { --cn-accent: var(--whistle-lit); }
.page-news .cn-line--season { --cn-accent: var(--mint); }
.page-news .cn-line--ball { --cn-accent: var(--red); }

.page-news .cn-line-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mute);
  margin-bottom: 6px;
}
.page-news .cn-line h3 {
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 2.8vw, 1.2rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}
.page-news .cn-line p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--cn-soft);
}
.page-news .cn-line-meta {
  margin-top: 12px !important;
  padding-top: 10px;
  border-top: 1px solid var(--cn-hair);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mute) !important;
}

/* ---------- 置顶专题 ---------- */
.page-news .cn-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--whistle);
  color: var(--night);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sheet);
}
.page-news .cn-feature-body {
  padding: clamp(22px, 4.4vw, 42px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}
.page-news .cn-feature-kicker {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  background: var(--night);
  color: var(--whistle);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.page-news .cn-feature h3 {
  margin: 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(1.45rem, 4.4vw, 2.3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--night);
}
.page-news .cn-feature-body > p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(11, 42, 37, 0.84);
}
.page-news .cn-feature-list {
  list-style: none;
  counter-reset: cf;
  margin: 4px 0 0;
  padding: 0;
  width: 100%;
  display: grid;
  gap: 8px;
}
.page-news .cn-feature-list li {
  counter-increment: cf;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid rgba(11, 42, 37, 0.18);
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(11, 42, 37, 0.88);
}
.page-news .cn-feature-list li::before {
  content: counter(cf, decimal-leading-zero);
  font-family: var(--font-mono);
  font-weight: 700;
  color: rgba(11, 42, 37, 0.55);
}
.page-news .cn-feature .btn--ghost {
  margin-top: 6px;
  padding: 11px 22px;
  border: 2px solid var(--night);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--night);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.page-news .cn-feature .btn--ghost:hover {
  background: var(--night);
  color: var(--whistle);
}
.page-news .cn-feature-media {
  position: relative;
  min-height: 220px;
  overflow: hidden;
}
.page-news .cn-feature-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}
.page-news .cn-feature-foot {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mute);
}
.page-news .cn-feature-foot a {
  color: var(--whistle);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 242, 77, 0.45);
}
.page-news .cn-feature-foot a:hover {
  border-bottom-color: var(--whistle);
}

/* ---------- 筛选条 ---------- */
.page-news .filter-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 6px;
  margin-bottom: 6px;
}
.page-news .filter-bar::-webkit-scrollbar {
  display: none;
}
.page-news .filter-btn {
  flex: 0 0 auto;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--cn-hair-strong);
  background: transparent;
  color: var(--mint);
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .filter-btn:hover {
  border-color: var(--whistle);
  color: var(--whistle);
}
.page-news .filter-btn[aria-pressed="true"] {
  background: var(--whistle);
  border-color: var(--whistle);
  color: var(--night);
  font-weight: 700;
}

/* ---------- 条目列表 ---------- */
.page-news .cn-feed {
  display: grid;
  gap: 0;
  margin-top: 12px;
}
.page-news .cn-item {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 6px 22px;
  border-top: 1px solid var(--cn-hair);
  transition: background 0.2s var(--ease);
}
.page-news .cn-item:last-child {
  border-bottom: 1px solid var(--cn-hair);
}
.page-news .cn-item:hover {
  background: rgba(201, 242, 77, 0.05);
}
.page-news .cn-item[hidden] {
  display: none;
}
.page-news .cn-round {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding-top: 2px;
}
.page-news .cn-round .num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}
.page-news .cn-round-unit {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
}
.page-news .cn-item-main {
  display: grid;
  gap: 14px;
  min-width: 0;
}
.page-news .cn-item-body {
  min-width: 0;
}
.page-news .cn-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.page-news .cn-time {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--mute);
}
.page-news .cn-dot {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}
.page-news .cn-item-title {
  margin: 0 0 6px;
  font-size: clamp(1.02rem, 2.6vw, 1.2rem);
  font-weight: 800;
  line-height: 1.42;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}
.page-news .cn-item:hover .cn-item-title {
  color: var(--whistle);
}
.page-news .cn-item-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mint);
  opacity: 0.76;
}
.page-news .cn-item-figure {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--cn-hair);
}
.page-news .cn-item-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  max-width: 100%;
}

/* ---------- 往期归档 ---------- */
.page-news .cn-archive {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4.4vw, 42px);
  background: var(--indigo);
  border-radius: var(--radius-lg);
}
.page-news .cn-archive::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(201, 242, 77, 0.18), transparent 70%);
}
.page-news .cn-archive .cn-section-head h2 {
  color: var(--paper);
}
.page-news .cn-archive .eyebrow {
  color: rgba(201, 242, 77, 0.85);
}
.page-news .cn-archive-lead {
  position: relative;
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(234, 243, 238, 0.82);
}
.page-news .cn-archive-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 24px;
}
.page-news .cn-arc-col h3 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--whistle);
}
.page-news .cn-arc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-news .cn-arc-list li {
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(234, 243, 238, 0.28);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--mint);
}
.page-news .cn-arc-list li span {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(234, 243, 238, 0.6);
}
.page-news .cn-archive-foot {
  position: relative;
  margin: 24px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(234, 243, 238, 0.72);
}
.page-news .cn-archive-foot a {
  color: var(--whistle);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 242, 77, 0.45);
}
.page-news .cn-archive-foot a:hover {
  border-bottom-color: var(--whistle);
}

/* ---------- 订阅 ---------- */
.page-news .cn-subscribe {
  padding: clamp(24px, 4.6vw, 46px);
  background: var(--paper);
  color: var(--night);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sheet);
}
.page-news .cn-subscribe .eyebrow {
  color: rgba(11, 42, 37, 0.55);
}
.page-news .cn-subscribe h2 {
  margin: 10px 0 12px;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(1.45rem, 4.2vw, 2.15rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--night);
}
.page-news .cn-subscribe > p {
  margin: 0 0 22px;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(11, 42, 37, 0.78);
}
.page-news .cn-sub-steps {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  border-top: 1px solid var(--paper-line);
}
.page-news .cn-sub-steps li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--paper-line);
}
.page-news .cn-sub-steps .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 30px;
  border-radius: 8px;
  background: var(--whistle);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--night);
}
.page-news .cn-sub-steps h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--night);
}
.page-news .cn-sub-steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(11, 42, 37, 0.74);
}
.page-news .cn-sub-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
}
.page-news .cn-sub-link {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--night);
  text-decoration: none;
  border-bottom: 2px solid var(--whistle);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease);
}
.page-news .cn-sub-link:hover {
  color: #0B2A25;
  border-bottom-color: var(--amber);
}

/* ---------- 中屏 ---------- */
@media (min-width: 700px) {
  .page-news .cn-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .cn-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .cn-archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .cn-item--media .cn-item-main {
    grid-template-columns: minmax(0, 1fr) 200px;
    align-items: start;
  }
}

/* ---------- 笔记本与桌面 ---------- */
@media (min-width: 860px) {
  .page-news .cn-feature {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
  .page-news .cn-feature-media {
    min-height: 100%;
  }
}

@media (min-width: 960px) {
  .page-news .cn-body {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }
  .page-news .cn-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }
  .page-news .cn-index ul {
    flex-direction: column;
    overflow: visible;
    gap: 4px;
  }
  .page-news .cn-index a {
    border-radius: var(--radius-md);
    border-color: transparent;
    background: transparent;
    padding: 10px 12px;
  }
  .page-news .cn-index a:hover {
    background: var(--field);
  }
  .page-news .cn-archive-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .cn-item {
    grid-template-columns: 66px minmax(0, 1fr);
    padding: 22px 10px 24px;
  }
  .page-news .cn-round .num {
    font-size: 26px;
  }
}

@media (min-width: 1180px) {
  .page-news .cn-lines {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .cn-line--season {
    grid-column: span 2;
  }
}