.page-news {
  --news-gap: 24px;
  --news-rail: 340px;
}

/* ---------- 首屏 ---------- */
.page-news .trend-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(160deg, rgba(27, 35, 80, 0.92) 0%, rgba(6, 42, 38, 0.96) 46%, rgba(6, 42, 38, 1) 100%);
}

.page-news .trend-hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -32% 42%;
  height: 68%;
  background: linear-gradient(120deg, rgba(58, 237, 196, 0.16), rgba(94, 31, 50, 0.22) 62%, transparent 100%);
  transform: skewY(-6deg);
  pointer-events: none;
}

.page-news .trend-hero-media {
  position: absolute;
  inset: 0;
  border-radius: 0;
  opacity: 0.28;
}

.page-news .trend-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .trend-hero-inner {
  position: relative;
  z-index: 2;
  padding: 44px 0 52px;
}

.page-news .trend-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 8vw, 62px);
  line-height: 1.08;
  color: var(--mist);
  margin: 12px 0 18px;
  max-width: 18em;
}

.page-news .trend-hero-lead {
  max-width: 62ch;
  color: var(--silver);
}

.page-news .trend-hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 28px 0 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .trend-hero-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .trend-hero-stat .num {
  font-size: 34px;
  color: var(--cyan);
  line-height: 1;
}

.page-news .trend-hero-stat-label {
  font-size: 14px;
  color: var(--silver);
  letter-spacing: 0.02em;
}

.page-news .trend-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 章节头 ---------- */
.page-news .trend-section-head {
  max-width: 68ch;
  margin-bottom: 30px;
}

.page-news .trend-section-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 6vw, 42px);
  line-height: 1.14;
  color: var(--mist);
  margin: 10px 0 14px;
}

.page-news .trend-section-head .prose {
  color: var(--silver);
}

/* ---------- 双栏主体 ---------- */
.page-news .trend-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .trend-list-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-news .trend-filter {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .trend-chip {
  flex: 0 0 auto;
  cursor: pointer;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--silver);
  font-family: var(--font-body);
  transition: color 180ms var(--ease), background-color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news .trend-chip.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #04211d;
  font-weight: 700;
}

.page-news .trend-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .trend-item.is-hidden {
  display: none;
}

.page-news .trend-item-btn {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  text-align: left;
  cursor: pointer;
  padding: 16px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: var(--panel);
  color: var(--mist);
  font-family: var(--font-body);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease), background-color 180ms var(--ease);
}

.page-news .trend-item-btn:hover,
.page-news .trend-item-btn:focus-visible {
  border-left-color: var(--cyan);
  background: #0e443c;
}

.page-news .trend-item-btn[aria-expanded="true"] {
  border-left-color: var(--orange);
  background: #0e443c;
}

.page-news .trend-item-no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-news .trend-item-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-news .trend-item-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-news .trend-item-meta {
  font-size: 13px;
  color: var(--silver);
  line-height: 1.5;
}

.page-news .trend-item-arrow {
  color: var(--orange);
  font-family: var(--font-mono);
}

.page-news .trend-list-note {
  font-size: 13px;
  color: var(--silver);
  margin: 0;
  padding-left: 2px;
}

.page-news .trend-detail-col {
  display: flex;
  flex-direction: column;
  gap: var(--news-gap);
}

.page-news .trend-detail {
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #0B3A33 0%, #082e29 100%);
  padding: 22px 20px 24px;
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-news .trend-detail-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin: 0 0 10px;
}

.page-news .trend-detail-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(21px, 5vw, 28px);
  line-height: 1.34;
  color: var(--mist);
  margin: 0 0 12px;
}

.page-news .trend-detail .prose {
  color: var(--silver);
  margin-bottom: 18px;
}

.page-news .trend-chart {
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: rgba(6, 42, 38, 0.7);
  padding: 12px;
  margin-bottom: 18px;
}

.page-news .trend-chart svg {
  display: block;
  width: 100%;
  height: 120px;
}

.page-news .trend-chart-grid {
  stroke: var(--line);
  stroke-width: 1;
}

.page-news .trend-chart-line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .trend-chart-line--a {
  stroke: var(--cyan);
}

.page-news .trend-chart-line--b {
  stroke: var(--orange);
  stroke-dasharray: 6 5;
}

.page-news .trend-figure {
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 18px;
  border: 1px solid var(--line);
}

.page-news .trend-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.7) contrast(1.08);
}

.page-news .trend-detail-points {
  list-style: none;
  margin: 0 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .trend-detail-points li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-news .trend-detail-points strong {
  color: var(--mist);
}

.page-news .trend-detail-flag {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--silver);
}

.page-news .trend-detail-link {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--silver);
}

/* ---------- 期号刻度 ---------- */
.page-news .trend-scale {
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(100deg, rgba(27, 35, 80, 0.85), rgba(11, 58, 51, 0.9));
  padding: 22px 18px;
}

.page-news .trend-tick-list {
  list-style: none;
  display: flex;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0 0 16px;
  border-bottom: 1px dashed var(--line);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .trend-tick-btn {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  cursor: pointer;
  padding: 12px 18px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(6, 42, 38, 0.6);
  color: var(--silver);
  font-family: var(--font-body);
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-news .trend-tick-btn .num {
  font-size: 26px;
  line-height: 1;
  color: var(--silver);
}

.page-news .trend-tick-label {
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-news .trend-tick-btn.is-active {
  border-color: var(--cyan);
  background: rgba(58, 237, 196, 0.12);
  color: var(--mist);
}

.page-news .trend-tick-btn.is-active .num {
  color: var(--cyan);
}

.page-news .trend-tick-read {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .trend-tick-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(18px, 4.6vw, 24px);
  line-height: 1.4;
  color: var(--mist);
}

.page-news .trend-tick-note {
  margin: 0;
  font-size: 14px;
  color: var(--silver);
  line-height: 1.7;
}

/* ---------- 引用方式 ---------- */
.page-news .trend-cite-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: stretch;
}

.page-news .trend-cite-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.14;
  color: var(--mist);
  margin: 10px 0 14px;
}

.page-news .trend-cite-copy .prose {
  color: var(--silver);
  margin-bottom: 20px;
}

.page-news .trend-cite-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .trend-cite-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-news .trend-cite-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 4px;
}

.page-news .trend-cite-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px;
  border-radius: var(--r-lg);
  justify-content: center;
}

.page-news .trend-cite-panel-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  opacity: 0.8;
  font-family: var(--font-mono);
}

.page-news .trend-cite-sample {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(17px, 4.4vw, 22px);
  line-height: 1.6;
  color: var(--mist);
}

.page-news .trend-cite-panel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
  opacity: 0.86;
}

.page-news .trend-cite-panel .btn {
  align-self: flex-start;
}

/* ---------- 订阅 ---------- */
.page-news .trend-sub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .trend-sub-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.14;
  color: var(--mist);
  margin: 10px 0 14px;
}

.page-news .trend-sub-copy .prose {
  color: var(--silver);
  margin-bottom: 18px;
}

.page-news .trend-sub-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-news .trend-sub-else {
  font-size: 14px;
  color: var(--silver);
  line-height: 1.7;
  margin: 0;
}

.page-news .trend-sub-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border-radius: var(--r-lg);
}

.page-news .trend-sub-label {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--silver);
}

.page-news .trend-sub-row {
  display: flex;
}

.page-news .trend-sub-input {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(6, 42, 38, 0.8);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-news .trend-sub-input::placeholder {
  color: rgba(185, 198, 204, 0.6);
}

.page-news .trend-sub-input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .trend-sub-input.is-invalid {
  border-color: var(--amber);
}

.page-news .trend-sub-hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.page-news .trend-sub-status {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(58, 237, 196, 0.1);
  color: var(--mist);
}

.page-news .trend-sub-status[data-state="invalid"] {
  background: rgba(232, 193, 90, 0.14);
  border-color: var(--amber);
}

.page-news .trend-sub-points {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news .trend-sub-points li {
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
  padding-left: 14px;
  position: relative;
}

.page-news .trend-sub-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--cyan);
}

.page-news .trend-sub-contact {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

/* ---------- 下一步 ---------- */
.page-news .trend-next-inner h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(24px, 5.4vw, 36px);
  line-height: 1.16;
  color: var(--mist);
  margin: 0 0 22px;
}

.page-news .trend-next-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: var(--mist);
}

.page-news .trend-next-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-news .trend-next-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}

.page-news .trend-next-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 链接 ---------- */
.page-news a {
  color: var(--cyan);
}

.page-news .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .trend-hero-inner {
    padding: 60px 0 68px;
  }

  .page-news .trend-hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-news .trend-hero-stat {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  .page-news .trend-hero-stat .num {
    font-size: 40px;
  }

  .page-news .trend-cite-grid {
    grid-template-columns: 1.5fr 1fr;
  }

  .page-news .trend-sub-grid {
    grid-template-columns: 1.1fr 1fr;
  }
}

@media (min-width: 1000px) {
  .page-news .trend-board {
    grid-template-columns: minmax(0, 1fr) var(--news-rail);
    gap: 34px;
  }

  .page-news .trend-list-col {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    max-height: calc(100vh - var(--header-h) - 48px);
    overflow-y: auto;
    padding-right: 6px;
  }

  .page-news .trend-hero h1 {
    max-width: 16em;
  }

  .page-news .trend-chart svg {
    height: 140px;
  }

  .page-news .trend-scale {
    padding: 28px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .trend-chip,
  .page-news .trend-item-btn,
  .page-news .trend-tick-btn {
    transition: none;
  }
}