.page-news {
  --news-rail: 244px;
  --news-gap: clamp(20px, 3vw, 40px);
  padding-bottom: clamp(40px, 6vw, 88px);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumb {
  padding: 14px 0 4px;
}

/* ---------- 框景首屏 ---------- */
.page-news .news-hero {
  margin-top: 6px;
}

.page-news .hero-frame {
  position: relative;
  background: var(--paper);
  color: var(--text);
  border: 1px solid var(--line-strong);
  padding: clamp(14px, 2.2vw, 30px);
  overflow: hidden;
}

.page-news .hero-frame::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px solid rgba(201, 162, 39, 0.3);
  pointer-events: none;
  z-index: 3;
}

.page-news .hero-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-deep);
  aspect-ratio: 16 / 8;
}

.page-news .hero-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(96deg, rgba(11, 27, 46, 0.84) 0%, rgba(11, 27, 46, 0.24) 54%, rgba(11, 27, 46, 0.66) 100%);
}

.page-news .hero-vertical {
  position: absolute;
  z-index: 2;
  left: 16px;
  top: 16px;
  writing-mode: vertical-rl;
  letter-spacing: 0.3em;
  font-size: 11px;
  color: var(--gold-soft);
}

.page-news .hero-cols {
  display: grid;
  gap: var(--news-gap);
  margin-top: clamp(18px, 2.6vw, 30px);
}

.page-news .hero-title {
  font-family: var(--serif);
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  color: var(--text);
  overflow-wrap: break-word;
}

.page-news .hero-text {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.8;
  color: rgba(18, 22, 28, 0.8);
  margin: 16px 0 0;
  max-width: 46ch;
}

.page-news .hero-text-sub {
  color: rgba(18, 22, 28, 0.6);
  font-size: 15px;
  margin-top: 10px;
}

.page-news .hero-window {
  position: relative;
  background: linear-gradient(155deg, rgba(28, 58, 87, 0.96), rgba(11, 27, 46, 0.93));
  border: 1px solid var(--line-strong);
  padding: clamp(16px, 1.8vw, 24px);
  box-shadow: 0 20px 44px -30px rgba(11, 27, 46, 0.95);
}

.page-news .window-label {
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--gold-soft);
  margin: 0 0 14px;
}

.page-news .top-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .top-item {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-news .top-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-news .top-item:last-child {
  padding-bottom: 0;
}

.page-news .top-dot {
  display: block;
  width: 10px;
  height: 10px;
  margin-top: 5px;
  background: var(--cat, var(--gold));
}

.page-news .top-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
}

.page-news .top-tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  padding: 2px 8px;
  color: var(--cat, var(--gold));
  border: 1px solid currentColor;
}

.page-news .top-time {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--on-dark-soft);
}

.page-news .top-title {
  font-family: var(--serif);
  font-size: clamp(16px, 1.35vw, 19px);
  line-height: 1.45;
  margin: 0;
  color: var(--paper);
  font-weight: 600;
}

.page-news .top-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark);
  margin: 7px 0 0;
}

/* ---------- 左右分屏主体 ---------- */
.page-news .news-body {
  margin-top: clamp(30px, 4.6vw, 64px);
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-rail {
  display: grid;
  gap: 14px;
  align-self: start;
}

.page-news .rail-box {
  border: 1px solid var(--line);
  background: rgba(28, 58, 87, 0.3);
  padding: 16px 14px;
}

.page-news .rail-anno {
  margin: 0 0 12px;
  color: var(--gold-soft);
  font-size: 11px;
  letter-spacing: 0.3em;
}

.page-news .rail-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .rail-link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  font-size: 14px;
  color: var(--on-dark);
  text-decoration: none;
  padding: 7px 10px;
  border-left: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible {
  color: var(--gold-soft);
  border-left-color: var(--gold);
  background: rgba(28, 58, 87, 0.55);
}

.page-news .rail-num {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.08em;
}

.page-news .rail-version {
  font-size: clamp(34px, 4vw, 46px);
  line-height: 1;
  color: var(--gold);
  margin: 4px 0 10px;
  letter-spacing: 0.04em;
}

.page-news .rail-note {
  font-size: 13px;
  line-height: 1.78;
  color: var(--on-dark-soft);
  margin: 0 0 16px;
}

.page-news .rail-btn {
  display: inline-flex;
  width: 100%;
  justify-content: center;
  text-align: center;
}

/* ---------- 右栏长列表节奏 ---------- */
.page-news .news-main {
  min-width: 0;
  display: grid;
  gap: clamp(34px, 5vw, 72px);
}

.page-news .news-section {
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-news .sec-head {
  max-width: 62ch;
}

.page-news .sec-title {
  font-family: var(--serif);
  font-size: clamp(22px, 2.8vw, 33px);
  line-height: 1.32;
  margin: 10px 0 0;
  color: var(--paper);
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
}

.page-news .sec-lead {
  font-size: 15px;
  line-height: 1.82;
  color: var(--on-dark);
  margin: 12px 0 0;
}

.page-news .sec-figure {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  border: 1px solid var(--line);
  overflow: hidden;
  position: relative;
  background: var(--ink-deep);
}

.page-news .sec-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .sec-figure-wide img {
  aspect-ratio: 3 / 2;
}

.page-news .sec-figure figcaption {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--on-dark-soft);
  padding: 9px 12px;
  border-top: 1px solid var(--line);
  background: rgba(18, 40, 63, 0.62);
}

/* ---------- 版本批次：可展开条目 ---------- */
.page-news .news-accordion {
  margin-top: clamp(20px, 2.6vw, 30px);
  border-top: 1px solid var(--line-strong);
}

.page-news .news-item {
  position: relative;
  background: transparent;
  padding: 0 0 0 clamp(48px, 5.4vw, 74px);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.22s var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--cat, var(--gold));
  opacity: 0.3;
  transition: width 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-news .news-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 0;
  height: 1px;
  background: var(--cat, var(--gold));
  transition: width 0.26s var(--ease);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  width: 5px;
  opacity: 1;
}

.page-news .news-item:hover::after,
.page-news .news-item:focus-within::after {
  width: clamp(16px, 1.8vw, 26px);
}

.page-news .item-index {
  position: absolute;
  left: clamp(20px, 2.2vw, 32px);
  top: 20px;
  font-size: clamp(18px, 2vw, 26px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(201, 162, 39, 0.5);
  transition: color 0.2s var(--ease);
}

.page-news .news-item:hover .item-index {
  color: var(--gold);
}

.page-news .news-item-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "meta trigger"
    "title trigger";
  gap: 8px 14px;
  padding: clamp(16px, 1.8vw, 22px) 0 clamp(14px, 1.6vw, 20px);
}

.page-news .item-meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .news-item-title {
  grid-area: title;
  font-family: var(--serif);
  font-size: clamp(17px, 1.7vw, 22px);
  line-height: 1.45;
  margin: 0;
  color: var(--paper);
  letter-spacing: -0.005em;
  overflow-wrap: break-word;
}

.page-news .news-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  letter-spacing: 0.16em;
  padding: 3px 9px;
  line-height: 1.5;
  color: var(--cat, var(--gold));
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-news .news-pill::before {
  content: "";
  width: 7px;
  height: 7px;
  background: currentColor;
  flex: none;
}

.page-news .item-ver {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .item-time {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--on-dark-soft);
}

.page-news .accordion-trigger {
  grid-area: trigger;
  align-self: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin: 0;
  border: 1px solid var(--line-strong);
  background: rgba(28, 58, 87, 0.42);
  color: var(--gold-soft);
  cursor: pointer;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .accordion-trigger:hover {
  border-color: var(--gold);
  background: rgba(28, 58, 87, 0.8);
}

.page-news .accordion-panel-inner {
  padding: 0 0 clamp(16px, 2vw, 24px);
  font-size: 15px;
  line-height: 1.85;
  color: var(--on-dark);
  max-width: 68ch;
}

.page-news .accordion-panel-inner p {
  margin: 0 0 10px;
}

.page-news .accordion-panel-inner p:last-child {
  margin-bottom: 0;
}

.page-news .panel-hint {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  align-items: baseline;
  border-left: 2px solid var(--cat, var(--gold));
  padding-left: 12px;
  color: var(--on-dark-soft);
  font-size: 14px;
}

.page-news .panel-hint .mono {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.14em;
}

/* ---------- 服务公告 ---------- */
.page-news .notice-list {
  list-style: none;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .notice-item {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: clamp(14px, 1.6vw, 20px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .notice-mark {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  background: var(--cat, var(--gold));
}

.page-news .notice-title {
  font-family: var(--serif);
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.45;
  margin: 0 0 6px;
  color: var(--paper);
}

.page-news .notice-text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--on-dark);
  margin: 0;
}

.page-news .notice-time {
  font-size: 12px;
  color: var(--on-dark-soft);
  white-space: nowrap;
  padding-top: 4px;
}

/* ---------- 主题专题 ---------- */
.page-news .topic-grid {
  display: grid;
  gap: clamp(14px, 1.6vw, 20px);
  margin-top: clamp(18px, 2.4vw, 28px);
  grid-template-columns: 1fr;
}

.page-news .topic-card {
  display: grid;
  gap: 10px;
  align-content: start;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cat, var(--gold));
  background: rgba(18, 40, 63, 0.6);
  padding: 18px 16px 20px;
}

.page-news .topic-kicker {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--cat, var(--gold));
  margin: 0;
}

.page-news .topic-title {
  font-family: var(--serif);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.45;
  margin: 0;
  color: var(--paper);
}

.page-news .topic-text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--on-dark);
  margin: 0;
}

.page-news .topic-foot {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--on-dark-soft);
  border-top: 1px dashed var(--line);
  padding-top: 10px;
  margin: 2px 0 0;
}

/* ---------- 使用观察 ---------- */
.page-news .insight-list {
  list-style: none;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
  grid-template-columns: 1fr;
}

.page-news .insight-item {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(28, 58, 87, 0.5), rgba(18, 40, 63, 0.28));
  padding: 20px 18px 18px clamp(46px, 4.6vw, 62px);
}

.page-news .insight-num {
  position: absolute;
  left: 14px;
  top: 16px;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1;
  color: rgba(201, 162, 39, 0.45);
}

.page-news .insight-title {
  font-family: var(--serif);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.5;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-news .insight-text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--on-dark);
  margin: 0;
}

/* ---------- 订阅设置 ---------- */
.page-news .sub-layout {
  display: grid;
  gap: clamp(18px, 2.4vw, 32px);
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-news .sub-left {
  min-width: 0;
}

.page-news .channel-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-news .channel {
  border: 1px solid var(--line);
  border-left: 3px solid var(--cat, var(--gold));
  background: rgba(18, 40, 63, 0.55);
  padding: 16px 15px;
}

.page-news .channel-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--serif);
  font-size: 17px;
  margin: 0 0 7px;
  color: var(--paper);
}

.page-news .channel-name::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--cat, var(--gold));
  flex: none;
}

.page-news .channel-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark);
  margin: 0;
}

.page-news .sub-notes {
  margin-top: clamp(14px, 1.8vw, 20px);
  display: grid;
  gap: 10px;
}

.page-news .sub-note {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--on-dark);
  margin: 0;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.page-news .sub-note .mono {
  color: var(--gold);
  flex: none;
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-news .sub-cta {
  margin: clamp(16px, 2vw, 22px) 0 0;
}

.page-news .sub-art {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-deep);
  align-self: start;
}

.page-news .sub-art img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 归档检索 ---------- */
.page-news .archive-scale {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 78px;
  margin-top: clamp(20px, 2.6vw, 30px);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-strong);
}

.page-news .archive-scale span {
  flex: 1 1 0;
  min-height: 6px;
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.85), rgba(201, 162, 39, 0.14));
}

.page-news .archive-scale span:nth-child(1) { height: 30%; }
.page-news .archive-scale span:nth-child(2) { height: 22%; }
.page-news .archive-scale span:nth-child(3) { height: 42%; }
.page-news .archive-scale span:nth-child(4) { height: 34%; }
.page-news .archive-scale span:nth-child(5) { height: 52%; }
.page-news .archive-scale span:nth-child(6) { height: 44%; }
.page-news .archive-scale span:nth-child(7) { height: 64%; }
.page-news .archive-scale span:nth-child(8) { height: 56%; }
.page-news .archive-scale span:nth-child(9) { height: 78%; }
.page-news .archive-scale span:nth-child(10) { height: 68%; }
.page-news .archive-scale span:nth-child(11) { height: 92%; }
.page-news .archive-scale span:nth-child(12) { height: 74%; }

.page-news .archive-grid {
  display: grid;
  gap: clamp(16px, 2vw, 28px);
  margin-top: clamp(18px, 2.4vw, 26px);
  grid-template-columns: 1fr;
}

.page-news .archive-col ul {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.page-news .archive-link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  font-size: 15px;
  color: var(--on-dark);
  text-decoration: none;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-news .archive-link:hover,
.page-news .archive-link:focus-visible {
  color: var(--gold-soft);
  padding-left: 6px;
}

.page-news .archive-count {
  font-size: 12px;
  color: var(--on-dark-soft);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-news .news-tail {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--on-dark);
  border-left: 3px solid var(--gold);
  padding: 4px 0 4px 14px;
}

.page-news .news-tail a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-news .notice-item {
    grid-template-columns: 12px minmax(0, 1fr);
  }
  .page-news .notice-time {
    grid-column: 2 / -1;
    padding-top: 0;
  }
  .page-news .hero-banner {
    aspect-ratio: 16 / 10;
  }
  .page-news .hero-vertical {
    left: 10px;
    top: 10px;
    font-size: 10px;
  }
  .page-news .news-item {
    padding-left: clamp(44px, 13vw, 60px);
  }
  .page-news .item-index {
    left: 16px;
  }
}

@media (min-width: 560px) {
  .page-news .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

@media (min-width: 760px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-news .insight-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .sub-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-news .hero-cols {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-news .news-body {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
  .page-news .rail-nav ul {
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .page-news .rail-link {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item::before,
  .page-news .news-item::after,
  .page-news .item-index,
  .page-news .rail-link,
  .page-news .archive-link,
  .page-news .accordion-trigger {
    transition: none;
  }
}