.page-news {
  --nw-bd: 3px solid var(--ink);
  --nw-shadow: 6px 6px 0 var(--ink);
  --nw-gap: clamp(20px, 4vw, 44px);
  display: block;
  background: var(--sand);
  color: var(--ink);
}

.page-news,
.page-news *,
.page-news *::before,
.page-news *::after {
  box-sizing: border-box;
}

.page-news .section,
.page-news .crumbs {
  width: min(100%, var(--shell));
  margin-inline: auto;
}

.page-news .crumbs {
  padding: clamp(14px, 3vw, 24px) var(--gutter) 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 通用排版 ---------- */

.page-news .section {
  padding: clamp(42px, 7vw, 92px) var(--gutter);
}

.page-news .section-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-news .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
}

.page-news .h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-news .lede {
  margin: 0;
  max-width: 68ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.8;
  color: rgba(43, 30, 22, 0.88);
}

.page-news .media {
  margin: 0;
  border: var(--nw-bd);
  background: var(--cream);
  box-shadow: var(--nw-shadow);
  overflow: hidden;
}

.page-news .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .media-caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 2px solid var(--ink);
  background: var(--cream);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .chip {
  display: inline-block;
  width: fit-content;
  justify-self: start;
  padding: 3px 10px;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-news .chip--red {
  background: var(--red);
  color: var(--cream);
}

.page-news .chip--blue {
  background: var(--blue);
  color: #fff;
}

.page-news .chip--amber {
  background: var(--amber);
  color: var(--ink);
}

.page-news .chip--eco {
  background: var(--grass);
  color: var(--cream);
}

.page-news .mono {
  font-family: var(--font-mono);
}

.page-news [data-reveal] {
  transition: opacity 0.5s ease, transform 0.5s ease;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(32px, 6vw, 72px) var(--gutter) clamp(32px, 5vw, 60px);
  background: var(--deep);
  color: var(--cream);
  border-top: var(--nw-bd);
  border-bottom: var(--nw-bd);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -25%;
  right: -8%;
  width: 44%;
  height: 150%;
  background: var(--red);
  opacity: 0.16;
  transform: rotate(-14deg);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 940px;
}

.page-news .news-hero__eyebrow {
  color: var(--amber);
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 9vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-news .news-hero__lede {
  margin-top: clamp(16px, 2.5vw, 28px);
  max-width: 64ch;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.85;
  color: var(--cream);
  opacity: 0.9;
}

.page-news .news-hero__meta {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: clamp(18px, 2.5vw, 26px) 0 0;
  border-top: 1px solid rgba(247, 241, 227, 0.3);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 18px;
}

.page-news .news-hero__meta li {
  display: grid;
  gap: 4px;
  align-content: start;
}

.page-news .news-meta-num {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-news .news-meta-label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cream);
  opacity: 0.82;
}

.page-news .news-hero__media {
  position: relative;
  z-index: 1;
  box-shadow: 6px 6px 0 var(--red);
  border-color: var(--cream);
}

/* ---------- 动态提要 ---------- */

.page-news .news-latest__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.page-news .news-latest__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .nl-tab {
  padding: 8px 16px;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--cream);
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--clay);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.page-news .nl-tab:hover {
  background: #fffdf6;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--clay);
}

.page-news .nl-tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--cream);
  box-shadow: 3px 3px 0 var(--red);
}

.page-news .news-latest__panels {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-news .nl-panel[hidden] {
  display: none;
}

.page-news .nl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
}

.page-news .nl-item {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--cream);
  border: var(--nw-bd);
  box-shadow: var(--nw-shadow);
}

.page-news .nl-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.45;
}

.page-news .nl-item__time {
  margin: 0;
  font-size: 12px;
  color: rgba(43, 30, 22, 0.6);
}

.page-news .nl-item__link {
  justify-self: start;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 2px solid currentColor;
}

.page-news .nl-item__link:hover {
  color: var(--red);
}

/* ---------- 版本时间线 ---------- */

.page-news .ver-body {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

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

.page-news .news-tl .tl-item {
  position: relative;
  display: grid;
  gap: 6px;
  margin-left: 8px;
  padding: 0 0 clamp(24px, 3vw, 38px) clamp(26px, 3vw, 42px);
  border-left: 3px solid var(--mist);
}

.page-news .news-tl .tl-item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-news .news-tl .tl-dot {
  position: absolute;
  top: 4px;
  left: -8px;
  width: 13px;
  height: 13px;
  border: 3px solid var(--ink);
  border-radius: 50%;
  background: var(--cream);
}

.page-news .news-tl .tl-item.is-lit .tl-dot {
  background: var(--amber);
}

.page-news .news-tl .tl-date {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-news .news-tl .tl-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.3;
}

.page-news .news-tl .tl-text {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(43, 30, 22, 0.86);
}

/* ---------- 分类索引 ---------- */

.page-news .cat-body {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

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

.page-news .cat-log__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  padding: clamp(16px, 2vw, 22px) 0;
  border-bottom: 2px solid rgba(43, 30, 22, 0.18);
}

.page-news .cat-log__item:first-child {
  border-top: 2px solid rgba(43, 30, 22, 0.18);
}

.page-news .cat-log__num {
  grid-row: 1;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--red);
}

.page-news .cat-log__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.35;
}

.page-news .cat-log__text {
  grid-column: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(43, 30, 22, 0.84);
}

/* ---------- 可展开内容组 ---------- */

.page-news .accordion {
  display: grid;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .acc-item {
  background: var(--cream);
  border: var(--nw-bd);
  box-shadow: var(--nw-shadow);
}

.page-news .acc-trigger {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(16px, 2vw, 22px) clamp(16px, 2.2vw, 26px);
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease;
}

.page-news .acc-trigger:hover {
  background: rgba(200, 53, 43, 0.07);
}

.page-news .acc-mark {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.1;
  color: var(--red);
}

.page-news .acc-panel {
  padding: clamp(14px, 1.8vw, 20px) clamp(16px, 2.2vw, 26px) clamp(18px, 2.2vw, 26px);
  border-top: 2px solid var(--ink);
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(43, 30, 22, 0.88);
}

.page-news .acc-panel[hidden] {
  display: none;
}

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

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

.page-news .acc-panel a {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13.5px;
}

/* ---------- 生态合作 ---------- */

.page-news .eco-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: end;
}

.page-news .eco-cards {
  margin-top: clamp(26px, 4vw, 46px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2vw, 24px);
}

.page-news .eco-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 2.2vw, 28px);
  background: var(--cream);
  border: var(--nw-bd);
  border-top: 8px solid var(--grass);
  box-shadow: var(--nw-shadow);
}

.page-news .eco-card:nth-child(2) {
  border-top-color: var(--blue);
}

.page-news .eco-card:nth-child(3) {
  border-top-color: var(--amber);
}

.page-news .eco-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.4;
}

.page-news .eco-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(43, 30, 22, 0.84);
}

/* ---------- 更新节奏 ---------- */

.page-news .rhythm-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border: var(--nw-bd);
  background: var(--cream);
  box-shadow: var(--nw-shadow);
}

.page-news .rhythm-steps li {
  display: grid;
  gap: 6px;
  align-content: center;
  padding: clamp(20px, 3vw, 32px);
  border-bottom: 2px solid var(--ink);
}

.page-news .rhythm-steps li:last-child {
  border-bottom: 0;
}

.page-news .rhythm-num {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  line-height: 1;
  color: var(--deep);
}

.page-news .rhythm-label {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: rgba(43, 30, 22, 0.82);
}

.page-news .news-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-news .btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--ink);
}

/* ---------- 响应式 ---------- */

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

  .page-news .rhythm-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .rhythm-steps li {
    border-bottom: 0;
    border-right: 2px solid var(--ink);
  }

  .page-news .rhythm-steps li:last-child {
    border-right: 0;
  }
}

@media (min-width: 860px) {
  .page-news .eco-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-news .eco-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .cat-body {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-news .ver-body {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal],
  .page-news .nl-tab,
  .page-news .acc-trigger,
  .page-news .btn {
    transition: none;
  }
}