.page-news {
  --news-card-bg: rgba(22, 64, 52, 0.42);
  --news-card-bg-hover: rgba(22, 64, 52, 0.7);
  --news-gap: clamp(1rem, 2vw, 1.5rem);
}

/* ---------- 通用局部元素 ---------- */

.page-news .news-h2 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  line-height: 1.24;
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 22ch;
}

.page-news .news-h2--ink {
  color: var(--paper);
}

.page-news .news-feature__heading,
.page-news .news-feed__heading,
.page-news .news-stages__heading,
.page-news .news-cats__heading,
.page-news .news-contribute__heading {
  min-width: 0;
}

.page-news .section--paper {
  color: var(--ink-2);
}

.page-news .chapter-no {
  color: var(--clay);
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  border-bottom: 1px solid var(--moss-line);
  padding-block: clamp(1.75rem, 4.5vw, 3rem) clamp(2.75rem, 7vw, 5rem);
}

.page-news .news-hero__body {
  display: block;
}

.page-news .news-hero__eyebrow {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  color: var(--cyan);
}

.page-news .news-hero__title {
  margin: clamp(0.65rem, 1.6vw, 1.1rem) 0 0;
  color: var(--paper);
  max-width: 15ch;
}

.page-news .news-hero__lede {
  margin: clamp(1rem, 2.2vw, 1.65rem) 0 0;
  max-width: 40ch;
  color: var(--stone);
}

.page-news .news-hero__media {
  margin: clamp(2rem, 5vw, 3.5rem) 0 0;
  border-radius: 1.25rem;
  overflow: hidden;
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: grayscale(0.55) contrast(1.05);
}

/* ---------- 专题 01 ---------- */

.page-news .news-feature__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-feature__lead {
  max-width: 40em;
  color: var(--moss);
}

.page-news .news-layers {
  list-style: none;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding: 0;
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-layer {
  padding: clamp(1.05rem, 2.4vw, 1.5rem);
  border: 1px solid var(--moss-line);
  border-radius: 0.875rem;
  background: rgba(255, 255, 255, 0.42);
}

.page-news .news-layer__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-news .news-layer__name {
  margin: 0.55rem 0 0;
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink-2);
}

.page-news .news-layer__desc {
  margin: 0.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--moss);
}

/* ---------- 日志条目 02 ---------- */

.page-news .news-feed__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(1.25rem, 2.8vw, 1.9rem);
}

.page-news .tabs__tab {
  appearance: none;
  border: 1px solid var(--moss-line);
  background: transparent;
  color: var(--stone);
  font-family: inherit;
  font-size: 0.875rem;
  line-height: 1;
  padding: 0.7rem 1.05rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-news .tabs__tab:hover {
  border-color: var(--stone);
  color: var(--paper);
}

.page-news .tabs__tab[aria-selected="true"] {
  background: var(--active);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-news .tabs__tab:focus-visible,
.page-news .news-stage:focus-visible,
.page-news .news-contribute__cta:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .tabs__panel + .tabs__panel {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .tabs__panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-news .news-cards {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
  border: 1px solid var(--moss-line);
  border-radius: 1.125rem;
  background: var(--news-card-bg);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .news-card:hover,
.page-news .news-card:focus-within {
  border-color: var(--cyan);
  background: var(--news-card-bg-hover);
}

.page-news .news-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.page-news .news-card__stage {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-news .news-card__title {
  margin: 0;
  font-size: clamp(1.0625rem, 2vw, 1.3rem);
  line-height: 1.45;
  font-weight: 500;
  color: var(--paper);
}

.page-news .news-card__excerpt {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-news .news-card__media {
  margin: 0;
  border-radius: 0.75rem;
  overflow: hidden;
}

.page-news .news-card__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: grayscale(0.6) contrast(1.05);
}

.page-news .news-card__spark {
  display: block;
  width: 100%;
  max-width: 15rem;
  height: auto;
  margin-top: 0.25rem;
  overflow: visible;
}

/* ---------- 阶段索引 03 ---------- */

.page-news .news-stages__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-stages {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-stage {
  display: block;
  padding: clamp(1.1rem, 2.4vw, 1.5rem) clamp(1.1rem, 2.4vw, 1.5rem) clamp(1.1rem, 2.4vw, 1.5rem) 0;
  border-top: 2px solid var(--clay);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.18s ease;
}

.page-news .news-stage:hover {
  border-top-color: var(--cyan);
}

.page-news .news-stage__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .news-stage__desc {
  margin: 0.65rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 分类归档 04 ---------- */

.page-news .news-cats__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-cats {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-cat {
  padding: clamp(1.05rem, 2.4vw, 1.5rem);
  border: 1px solid var(--moss-line);
  border-radius: 0.875rem;
  background: rgba(255, 255, 255, 0.42);
}

.page-news .news-cat__name {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--ink-2);
}

.page-news .news-cat__desc {
  margin: 0.55rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--moss);
}

.page-news .news-cat__rate {
  display: block;
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--clay);
}

/* ---------- 投稿与纠错 05 ---------- */

.page-news .news-contribute__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-contribute__body {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
}

.page-news .news-contribute__p {
  margin: 0;
  max-width: 38em;
  color: var(--stone);
}

.page-news .news-contribute__p + .news-contribute__p {
  margin-top: 1rem;
}

.page-news .news-contribute__aside {
  padding: clamp(1.25rem, 2.8vw, 1.75rem);
  border: 1px solid var(--moss-line);
  border-radius: 1rem;
  background: var(--news-card-bg);
}

.page-news .news-contribute__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-news .news-contribute__mail {
  margin: 0.6rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.875rem, 1.8vw, 1.0625rem);
  color: var(--amber);
  word-break: break-all;
}

.page-news .news-contribute__note {
  margin: 0.85rem 0 0;
  color: var(--stone);
}

.page-news .news-contribute__cta {
  margin-top: 1.25rem;
}

/* ---------- 响应式 ---------- */

@media (min-width: 40rem) {
  .page-news .news-contribute__body {
    grid-template-columns: 1.45fr 1fr;
    align-items: start;
  }
}

@media (min-width: 48rem) {
  .page-news .news-layers {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-cats {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-stages {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 54rem) {
  .page-news .news-cards {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .news-card--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 68rem) {
  .page-news .news-stages {
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
  }

  .page-news .news-feature__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-news .news-feature__lead {
    margin: 0;
  }

  .page-news .news-layers {
    margin-top: 0;
  }
}

@media (max-width: 39.99rem) {
  .page-news .news-hero__title {
    max-width: none;
  }

  .page-news .news-card__spark {
    max-width: 100%;
  }

  .page-news .news-contribute__mail {
    font-size: 0.9375rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .tabs__tab,
  .page-news .news-stage {
    transition: none;
  }
}
<<<END>>>