.page-news {
  --cat-announce-bg: rgba(200, 162, 74, .18);
  --cat-announce-fg: #7d5f16;
  --cat-adapt-bg: rgba(53, 224, 201, .22);
  --cat-adapt-fg: #146c60;
  --cat-help-bg: rgba(11, 27, 43, .10);
  --cat-help-fg: #0B1B2B;
  --cat-common-bg: rgba(217, 83, 43, .12);
  --cat-common-fg: #a03a1c;
  --news-quiet: #8b8377;

  background: var(--ink);
  color: var(--chalk);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
  font-size: var(--fs-13);
  letter-spacing: .08em;
  color: var(--warm);
}

.page-news .news-crumbs .crumbs__link {
  color: var(--warm);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-crumbs .crumbs__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-news .news-crumbs .crumbs__sep {
  color: rgba(201, 194, 182, .5);
}

.page-news .news-crumbs__current {
  color: var(--gold-light);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 54px) 0 clamp(26px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__slab {
  position: absolute;
  top: 0;
  right: 0;
  width: min(56%, 640px);
  height: 100%;
  background: linear-gradient(158deg, rgba(200, 162, 74, .20) 0%, rgba(53, 224, 201, .08) 58%, rgba(7, 19, 32, 0) 100%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-48);
  line-height: 1.14;
  letter-spacing: .02em;
  max-width: 18ch;
  color: var(--chalk);
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: var(--fs-20);
  line-height: 1.75;
  color: var(--on-ink-soft);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-15);
  color: var(--warm);
}

.page-news .news-hero__flag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--chalk);
}

.page-news .news-hero__flag::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(53, 224, 201, .16);
}

.page-news .news-hero__meta-item {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .06em;
}

/* ---------- 发布节奏 ---------- */
.page-news .news-pulse {
  padding: clamp(26px, 4vw, 44px) 0 clamp(30px, 5vw, 56px);
  background: var(--ink);
}

.page-news .news-rhythm {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .news-rhythm__item {
  background: var(--ink-deep);
  padding: 18px clamp(16px, 2vw, 24px);
}

.page-news .news-rhythm__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .news-rhythm__value {
  display: block;
  margin-top: 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-24);
  line-height: 1.2;
  color: var(--chalk);
}

.page-news .news-rhythm__note {
  display: block;
  margin-top: 6px;
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--warm);
}

/* ---------- 通用配图 ---------- */
.page-news .news-figure {
  margin: 24px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

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

.page-news .news-figure--tall img {
  aspect-ratio: 1000 / 560;
}

.page-news .news-figure--square img {
  aspect-ratio: 900 / 600;
}

.page-news .news-figure figcaption {
  padding: 12px clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--warm);
}

/* ---------- 条目区（奶油底） ---------- */
.page-news .news-stream-section {
  background: var(--cream);
  color: var(--text-ink);
  padding: clamp(34px, 5.5vw, 68px) 0 clamp(38px, 6vw, 76px);
  border-top: 1px solid var(--line-gold);
  border-bottom: 1px solid var(--line-gold);
}

.page-news .news-head-grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-news .news-head {
  display: grid;
  gap: 10px;
}

.page-news .news-head__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-32);
  line-height: 1.24;
  letter-spacing: .02em;
  color: var(--chalk);
}

.page-news .news-head__sub {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--warm);
}

.page-news .news-stream-section .news-head__title {
  color: var(--text-ink);
}

.page-news .news-stream-section .news-head__sub {
  color: var(--ink-soft);
}

.page-news .news-stream-section .eyebrow {
  color: var(--gold-ink);
}

.page-news .news-stream-section .news-figure {
  border-color: var(--line-cream);
  background: var(--cream);
}

.page-news .news-stream-section .news-figure figcaption {
  border-top-color: var(--line-cream);
  color: var(--ink-soft);
}

/* ---------- 筛选按钮 ---------- */
.page-news .news-filterbar {
  margin-top: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--line-cream);
}

.page-news .news-filterbar__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-filterbar .filter-btn {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .08em;
  padding: 10px 16px;
  border: 1px solid var(--line-cream);
  border-radius: 0;
  background: transparent;
  color: var(--text-ink);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-filterbar .filter-btn:hover {
  border-color: var(--gold);
}

.page-news .news-filterbar .filter-btn.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-news .news-filterbar__status {
  margin: 14px 0 0;
  font-size: var(--fs-13);
  letter-spacing: .04em;
  color: var(--ink-soft);
}

/* ---------- 阅读栏 + 条目流 ---------- */
.page-news .news-body-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-news .news-read {
  align-self: start;
}

.page-news .news-read__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-read__list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line-cream);
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .news-read__num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .06em;
  color: var(--gold-ink);
  padding-top: 3px;
}

.page-news .news-read__note {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 3px solid var(--cyan);
  background: rgba(53, 224, 201, .10);
  font-size: var(--fs-13);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .news-read__links {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line-cream);
  display: grid;
  gap: 10px;
}

.page-news .news-read__links a {
  font-size: var(--fs-15);
  color: var(--text-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cream);
  padding-bottom: 3px;
  justify-self: start;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-read__links a:hover {
  color: var(--cat-adapt-fg);
  border-bottom-color: var(--cyan);
}

/* ---------- 条目 ---------- */
.page-news .stream {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .stream__item {
  border-top: 1px solid var(--line-cream);
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 22px 0;
}

.page-news .news-item__tag {
  display: inline-block;
  justify-self: start;
  padding: 4px 9px;
  border-left: 3px solid currentColor;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .16em;
  line-height: 1.4;
}

.page-news .cat-announce {
  background: var(--cat-announce-bg);
  color: var(--cat-announce-fg);
}

.page-news .cat-adapt {
  background: var(--cat-adapt-bg);
  color: var(--cat-adapt-fg);
}

.page-news .cat-help {
  background: var(--cat-help-bg);
  color: var(--cat-help-fg);
}

.page-news .cat-common {
  background: var(--cat-common-bg);
  color: var(--cat-common-fg);
}

.page-news .news-item__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-20);
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--text-ink);
}

.page-news .news-item__concl {
  margin: 8px 0 0;
  max-width: 42em;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .news-item__points {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-news .news-item__points li {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-news .news-item__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .06em;
  color: var(--news-quiet);
  white-space: nowrap;
}

/* ---------- 节奏横带 ---------- */
.page-news .stream__band {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 18px);
  padding: 16px 0;
  border-top: 1px solid var(--line-cream);
  border-bottom: 1px solid var(--line-cream);
}

.page-news .stream__node {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

.page-news .stream__band-label {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .08em;
  color: var(--news-quiet);
  white-space: nowrap;
}

/* ---------- 归档 ---------- */
.page-news .news-archive {
  background: var(--ink-deep);
  padding: clamp(36px, 6vw, 78px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-archive__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 20px;
}

.page-news .news-archive__jump a {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .08em;
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 3px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-archive__jump a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-news .news-archive__group {
  margin-top: clamp(30px, 4vw, 46px);
}

.page-news .news-archive__group-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-20);
  letter-spacing: .03em;
  color: var(--chalk);
}

.page-news .news-archive__group-num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .08em;
  color: var(--gold);
}

.page-news .news-archive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .news-month {
  background: var(--ink-deep);
  padding: 20px clamp(16px, 2vw, 24px);
}

.page-news .news-month__name {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .news-month__count {
  display: block;
  margin-top: 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-32);
  line-height: 1;
  letter-spacing: .01em;
  color: var(--chalk);
}

.page-news .news-month__unit {
  margin-left: 6px;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--fs-13);
  letter-spacing: 0;
  color: var(--warm);
}

.page-news .news-month__text {
  margin: 12px 0 0;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--on-ink-soft);
}

/* ---------- 编辑手记 ---------- */
.page-news .news-note {
  background: var(--ink);
  padding: clamp(38px, 6vw, 82px) 0;
}

.page-news .news-note__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-news .news-note__text .eyebrow {
  display: block;
  margin-bottom: 12px;
}

.page-news .news-note__text p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--on-ink-soft);
}

.page-news .news-note__text .news-head__title {
  margin: 0 0 18px;
  color: var(--chalk);
}

.page-news .news-note__sign {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-13);
  letter-spacing: .06em;
  color: var(--warm);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-news .news-rhythm {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-news .news-item {
    grid-template-columns: 38px minmax(0, 1fr) 104px;
    gap: 0 24px;
    align-items: start;
    padding: 26px 0;
  }

  .page-news .news-item__tag {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    justify-self: stretch;
    text-align: center;
    padding: 10px 4px;
    border-left: 3px solid currentColor;
    letter-spacing: .22em;
  }

  .page-news .news-item__time {
    text-align: right;
    padding-top: 6px;
  }
}

@media (min-width: 900px) {
  .page-news .news-head-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-note__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 980px) {
  .page-news .news-body-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-news .news-read {
    position: sticky;
    top: 24px;
  }

  .page-news .news-hero__title {
    max-width: 16ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-crumbs .crumbs__link,
  .page-news .news-filterbar .filter-btn,
  .page-news .news-read__links a,
  .page-news .news-archive__jump a {
    transition: none;
  }
}