.page-news {
  --news-gap: clamp(16px, 2.2vw, 26px);
  --news-pad: clamp(20px, 2.8vw, 34px);
  padding-bottom: clamp(64px, 9vw, 128px);
  color: var(--paper);
}

.page-news .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 36px);
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-news .news-hero__body {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  padding: clamp(28px, 5vw, 64px) clamp(20px, 4vw, 56px);
}

.page-news .news-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(2rem, 6.2vw, 4.35rem);
  font-weight: 200;
  line-height: 1.05;
  letter-spacing: -0.012em;
}

.page-news .news-hero .lede {
  max-width: 64ch;
  margin: 0;
  font-size: clamp(1rem, 1.35vw, 1.12rem);
  line-height: 1.85;
  color: rgba(242, 245, 241, 0.82);
}

.page-news .news-hero .stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin-top: 6px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero .stat {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-news .news-hero .stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .news-hero .stat__num--lime {
  color: var(--lime);
}

.page-news .news-hero .stat__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neutral);
}

/* ---------- 全宽氛围图 ---------- */
.page-news .news-banner {
  margin: 0 0 clamp(48px, 7vw, 96px);
  border: 2px solid var(--line);
  background: var(--char);
  box-shadow: var(--shadow-hard);
}

.page-news .news-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-news .news-banner__cap {
  padding: 10px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--neutral);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  margin-top: clamp(56px, 8vw, 116px);
}

.page-news .section__head {
  margin-bottom: var(--news-gap);
}

/* ---------- 栏目分区 ---------- */
.page-news .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .channel {
  position: relative;
  display: grid;
  align-content: start;
  gap: 12px;
  padding: var(--news-pad);
  background: var(--ink-deep);
  border: 2px solid var(--line);
  border-top: 3px solid var(--channel-accent, var(--lime));
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}

.page-news .channel--replay {
  --channel-accent: var(--lime);
  background: linear-gradient(155deg, rgba(198, 255, 61, 0.09), transparent 58%), var(--ink-deep);
}

.page-news .channel--youth {
  --channel-accent: var(--amber);
}

.page-news .channel--method {
  --channel-accent: var(--neutral);
}

.page-news .channel--notice {
  --channel-accent: var(--paper);
}

.page-news .channel:hover {
  transform: translate(-3px, -3px);
  box-shadow: 8px 8px 0 rgba(198, 255, 61, 0.32);
}

.page-news .channel__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--channel-accent, var(--lime));
}

.page-news .channel__title {
  margin: 0;
  font-size: clamp(1.1rem, 1.8vw, 1.34rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .channel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 241, 0.76);
}

.page-news .channel__cadence {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neutral);
}

/* ---------- 条目流 ---------- */
.page-news .feed {
  display: grid;
  gap: clamp(38px, 5vw, 64px);
}

.page-news .feed__stage {
  display: grid;
  gap: 14px;
}

.page-news .feed__scale {
  position: relative;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-news .feed__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--lime);
}

.page-news .feed__round {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--neutral);
}

.page-news .feed__cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

/* ---------- 条目卡片 ---------- */
.page-news .story {
  position: relative;
  padding: 0;
  overflow: hidden;
  background: var(--char);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}

.page-news .story:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 rgba(198, 255, 61, 0.28);
  border-left-color: var(--lime);
}

.page-news .story > summary {
  list-style: none;
  cursor: pointer;
}

.page-news .story > summary::-webkit-details-marker {
  display: none;
}

.page-news .story > summary::marker {
  content: "";
}

.page-news .story__head {
  display: grid;
  gap: 10px;
  padding: 20px 44px 18px 20px;
}

.page-news .story > summary::after {
  content: "+";
  position: absolute;
  top: 18px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--lime);
  transition: transform var(--t-fast);
}

.page-news .story[open] > summary::after {
  content: "–";
}

.page-news .story__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .story__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neutral);
}

.page-news .story__title {
  margin: 0;
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .story__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(183, 190, 194, 0.85);
}

.page-news .story__body {
  padding: 0 20px 22px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(242, 245, 241, 0.78);
}

.page-news .story__body p {
  margin: 0;
  max-width: 68ch;
}

.page-news .story__figure {
  margin: 0 0 16px;
}

.page-news .story--lead .story__head {
  padding: 24px 46px 20px 24px;
}

.page-news .story--lead .story__title {
  font-size: clamp(1.32rem, 2.6vw, 1.78rem);
  font-weight: 600;
  line-height: 1.32;
}

.page-news .story--lead .story__body {
  padding: 0 24px 26px;
}

.page-news .story--notice .story__head {
  padding: 16px 42px 14px 18px;
}

.page-news .story--notice .story__title {
  font-size: 1rem;
  font-weight: 500;
}

.page-news .story--notice .story__body {
  padding: 0 18px 18px;
  font-size: 14px;
}

/* ---------- 栏目标签 ---------- */
.page-news .chip {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  white-space: nowrap;
}

.page-news .chip--replay {
  color: var(--lime);
  background: rgba(198, 255, 61, 0.09);
}

.page-news .chip--youth {
  color: var(--amber);
  background: rgba(255, 194, 75, 0.1);
}

.page-news .chip--method {
  color: var(--neutral);
  background: rgba(183, 190, 194, 0.09);
}

.page-news .chip--notice {
  color: var(--paper);
  background: rgba(242, 245, 241, 0.06);
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 32px);
}

.page-news .rhythm {
  padding-left: 18px;
  border-left: 2px solid var(--line);
}

.page-news .rhythm--now {
  border-left-color: var(--lime);
}

.page-news .rhythm__when {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-news .rhythm__title {
  margin: 12px 0 8px;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .rhythm__text {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 245, 241, 0.76);
}

/* ---------- 筛选与归档 ---------- */
.page-news .filter-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
}

.page-news .filter-blocks {
  display: grid;
  gap: var(--news-gap);
  align-content: start;
}

.page-news .filter-block {
  padding: 18px 20px;
  background: rgba(30, 74, 63, 0.36);
  border-left: 3px solid var(--lime);
  transition: background var(--t-fast);
}

.page-news .filter-block:hover {
  background: rgba(30, 74, 63, 0.72);
}

.page-news .filter-block__title {
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .filter-block__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(242, 245, 241, 0.76);
}

.page-news .archive__head {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  font-weight: 500;
  color: var(--neutral);
}

.page-news .archive-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-news .archive-row {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 13px 10px 13px 0;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: border-color var(--t-fast), background var(--t-fast), padding-left var(--t-fast);
}

.page-news .archive-row:hover {
  padding-left: 12px;
  border-left-color: var(--lime);
  background: rgba(30, 74, 63, 0.42);
}

.page-news .archive-row__year {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-news .archive-row__text {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(242, 245, 241, 0.8);
}

/* ---------- 长期系列 ---------- */
.page-news .series-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .series {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: var(--news-pad);
  border: 2px solid var(--line);
  background: linear-gradient(158deg, rgba(198, 255, 61, 0.1), transparent 58%), var(--ink-deep);
}

.page-news .series--alt {
  background: linear-gradient(158deg, rgba(183, 190, 194, 0.12), transparent 60%), var(--ink-deep);
}

.page-news .series__kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--neutral);
}

.page-news .series__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  font-weight: 300;
  line-height: 1.25;
  color: var(--paper);
}

.page-news .series__text {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(242, 245, 241, 0.78);
}

.page-news .series__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .series__item {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 245, 241, 0.72);
}

.page-news .series__item::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 0;
  width: 8px;
  height: 2px;
  background: var(--lime);
}

.page-news .series .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-news .news-cta {
  display: grid;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--line);
}

.page-news .news-cta__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 245, 241, 0.76);
}

.page-news .news-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .feed__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .story--lead {
    grid-column: 1 / -1;
  }
}

@media (min-width: 820px) {
  .page-news .news-hero .stat-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-news .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .series-grid {
    grid-template-columns: 1.25fr 1fr;
  }

  .page-news .filter-panel {
    grid-template-columns: 1.05fr 1fr;
  }
}

@media (min-width: 1040px) {
  .page-news .channel-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-news .channel--wide {
    grid-column: span 4;
  }

  .page-news .channel--narrow {
    grid-column: span 2;
  }

  .page-news .channel--method,
  .page-news .channel--notice {
    grid-column: span 3;
  }

  .page-news .feed__stage {
    grid-template-columns: 172px minmax(0, 1fr);
    column-gap: 0;
    align-items: stretch;
  }

  .page-news .feed__scale {
    display: block;
    padding: 4px 32px 0 0;
    border-bottom: 0;
    text-align: right;
  }

  .page-news .feed__scale::before {
    content: "";
    position: absolute;
    top: 5px;
    right: -6px;
    width: 11px;
    height: 11px;
    border: 2px solid var(--lime);
    border-radius: 50%;
    background: var(--ink);
  }

  .page-news .feed__scale::after {
    content: "";
    position: absolute;
    top: 22px;
    right: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--lime) 0, var(--line) 160px);
  }

  .page-news .feed__when,
  .page-news .feed__round {
    display: block;
  }

  .page-news .feed__round {
    margin-top: 8px;
  }

  .page-news .feed__cards {
    padding-left: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .channel,
  .page-news .story,
  .page-news .archive-row,
  .page-news .filter-block {
    transition: none;
  }

  .page-news .channel:hover,
  .page-news .story:hover {
    transform: none;
  }
}
</main>