/* ===== 趋势观察 · 页面专属样式（作用域 .page-news） ===== */

.page-news {
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.02rem;
  line-height: 1.8;
  overflow-x: hidden;
}

.page-news .crumbs {
  padding: 16px 0 0;
}

/* ---------- 首屏：分屏刊头 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 22px;
  padding: 14px 0 30px;
  border-bottom: var(--hair);
}

.page-news .news-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-news .news-hero__title {
  margin: 0;
  font-size: clamp(1.75rem, 6.4vw, 3.35rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.14;
  color: var(--ink);
}

.page-news .news-hero__lede {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-hero__keys {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__keys li {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 11px 0;
  border-top: var(--dash);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-news .news-key__no {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--sand);
  min-width: 2.4em;
}

.page-news .news-key__text {
  flex: 1 1 12em;
  color: var(--ink);
}

.page-news .news-hero__figure {
  margin: 0;
  position: relative;
  border: var(--hair);
  clip-path: var(--cut-lg);
  overflow: hidden;
  background: var(--rock);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: 0.92;
}

/* ---------- 章节骨架 ---------- */
.page-news .news-block {
  padding: 36px 0;
  border-bottom: var(--hair);
}

.page-news .news-block__title {
  margin: 0 0 14px;
  font-size: clamp(1.28rem, 4.4vw, 1.9rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.28;
  color: var(--ink);
}

.page-news .news-block__text {
  margin: 0 0 1em;
  max-width: 40em;
  font-size: 0.98rem;
  line-height: 1.85;
}

.page-news .news-block__text--muted {
  margin: 22px 0 0;
  color: var(--clay);
  font-size: 0.9rem;
}

.page-news .news-block > .grid {
  gap: 26px;
}

.page-news .grid__a,
.page-news .grid__b,
.page-news .grid__main,
.page-news .grid__aside {
  min-width: 0;
}

/* ---------- 公告读法 + 步骤清单 ---------- */
.page-news .news-read__steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-news .news-read__steps .steps__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-top: var(--dash);
}

.page-news .news-read__steps .steps__box {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 0.4em;
  accent-color: var(--lake);
  cursor: pointer;
}

.page-news .news-read__steps .steps__text {
  display: flex;
  gap: 12px;
  font-size: 0.95rem;
  line-height: 1.8;
  cursor: pointer;
}

.page-news .news-read__steps .steps__text strong {
  color: var(--lake-deep);
  font-weight: 700;
}

.page-news .steps__no {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.86rem;
  color: var(--sand);
  letter-spacing: 0.04em;
  padding-top: 0.28em;
}

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

.page-news .news-read__figure img,
.page-news .news-version__figure img,
.page-news .news-watch__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-news .figure__caption {
  margin-top: 10px;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--clay);
}

/* ---------- 条目流：标签筛选 ---------- */
.page-news .news-stream {
  position: relative;
}

.page-news .news-stream__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-tagbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 0 14px;
  border-bottom: var(--hair);
  margin-bottom: 6px;
}

.page-news .news-tag {
  display: inline-block;
  padding: 5px 15px;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: var(--clay);
  border: var(--hair-strong);
  clip-path: var(--cut-shape);
  cursor: pointer;
  user-select: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-news .news-tag:hover {
  color: var(--lake);
  border-color: var(--lake);
}

.page-news #tag-all:checked ~ .news-tagbar .news-tag[for="tag-all"],
.page-news #tag-notice:checked ~ .news-tagbar .news-tag[for="tag-notice"],
.page-news #tag-version:checked ~ .news-tagbar .news-tag[for="tag-version"],
.page-news #tag-watch:checked ~ .news-tagbar .news-tag[for="tag-watch"] {
  background: var(--sand);
  border-color: var(--sand);
  color: var(--ink);
  font-weight: 700;
}

.page-news #tag-notice:checked ~ .news-list .news-item:not([data-tag="notice"]),
.page-news #tag-version:checked ~ .news-list .news-item:not([data-tag="version"]),
.page-news #tag-watch:checked ~ .news-list .news-item:not([data-tag="watch"]) {
  display: none;
}

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

.page-news .news-item {
  border-bottom: var(--dash);
}

.page-news .news-item__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

.page-news .news-item__head::-webkit-details-marker {
  display: none;
}

.page-news .news-item__head::after {
  content: "+";
  font-family: var(--mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--sand);
  margin-left: auto;
}

.page-news .news-item[open] .news-item__head::after {
  content: "–";
  color: var(--lake);
}

.page-news .news-item__no {
  font-family: var(--mono);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--sand);
}

.page-news .news-item__tag {
  flex: 0 0 auto;
}

.page-news .news-item__title {
  flex: 1 1 13em;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  transition: color var(--dur) var(--ease);
}

.page-news .news-item__head:hover .news-item__title {
  color: var(--lake);
}

.page-news .news-item__when {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-news .news-item__body {
  display: grid;
  gap: 10px;
  padding: 2px 0 20px;
}

.page-news .news-item__body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-item__body strong {
  display: inline-block;
  min-width: 4.6em;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--clay);
}

/* ---------- 侧栏 ---------- */
.page-news .news-side {
  display: grid;
  gap: 18px;
  align-content: start;
  margin-top: 26px;
}

.page-news .news-subscribe {
  background: var(--rock);
  color: var(--paper);
  border: var(--hair-strong);
  clip-path: var(--cut-lg);
  padding: 22px 20px 24px;
}

.page-news .news-subscribe__title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--sand);
  text-transform: uppercase;
}

.page-news .news-subscribe p {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(243, 235, 220, 0.88);
}

.page-news .news-subscribe__btn {
  width: 100%;
  text-align: center;
  cursor: pointer;
}

.page-news .news-subscribe__note {
  margin: 12px 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: rgba(243, 235, 220, 0.6);
}

.page-news .news-hot {
  border: var(--hair);
  clip-path: var(--cut-shape);
  padding: 18px 18px 20px;
}

.page-news .news-hot__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--clay);
  text-transform: uppercase;
}

.page-news .news-hot__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-hot__list a {
  display: inline-block;
  padding: 3px 0;
  font-size: 0.88rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px dashed var(--hair-col);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-hot__list a:hover {
  color: var(--lake);
  border-color: var(--lake);
}

.page-news .news-tip {
  border-left: 2px solid var(--pome);
  padding: 4px 0 4px 14px;
}

.page-news .news-tip p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--clay);
}

/* ---------- 版本记录（暗区） ---------- */
.page-news .news-version {
  background: var(--rock);
  color: var(--paper);
  border: var(--hair-strong);
  clip-path: var(--cut-lg);
  padding: 32px 22px 36px;
  margin: 36px 0;
  border-bottom: var(--hair-strong);
}

.page-news .news-version .news-block__title {
  color: var(--paper);
}

.page-news .news-version .figure__caption {
  color: rgba(243, 235, 220, 0.6);
}

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

.page-news .news-version__figure img {
  border: var(--hair);
  clip-path: var(--cut-shape);
}

.page-news .news-version__body {
  display: grid;
  gap: 0;
}

.page-news .news-version__item {
  border-top: var(--hair-dark);
  padding: 16px 0;
}

.page-news .news-version__item:first-child {
  border-top: none;
  padding-top: 0;
}

.page-news .news-version__tag {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--sand);
}

.page-news .news-version__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(243, 235, 220, 0.88);
}

/* ---------- 访问观察 ---------- */
.page-news .news-watch {
  background: linear-gradient(180deg, rgba(46, 126, 123, 0.09), rgba(243, 235, 220, 0));
  border-top: var(--hair);
}

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

.page-news .news-watch__stats li {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 16px;
  padding: 16px 0;
  border-top: var(--dash);
}

.page-news .news-watch__stats li:first-child {
  border-top: none;
  padding-top: 0;
}

.page-news .news-watch__num {
  flex: 0 0 auto;
  font-size: clamp(1.6rem, 5.5vw, 2.4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--lake-deep);
  line-height: 1.1;
}

.page-news .news-watch__label {
  flex: 1 1 16em;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink);
}

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

.py-news .news-watch__figure img {
  border: var(--hair);
}

/* ---------- 订阅与往期回溯 ---------- */
.page-news .news-back__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-back__item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-top: var(--dash);
}

.page-news .news-back__item:first-child {
  border-top: none;
  padding-top: 0;
}

.page-news .news-back__no {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--sand);
  padding-top: 0.3em;
}

.page-news .news-back__title {
  margin: 0 0 4px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-back__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--clay);
}

.page-news .news-back__text a {
  color: var(--lake-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 126, 123, 0.4);
}

.page-news .news-back__text a:hover {
  color: var(--pome);
  border-color: var(--pome);
}

/* ---------- 断点 ---------- */
@media (min-width: 480px) {
  .page-news .news-hero__keys li {
    flex-wrap: nowrap;
  }
}

@media (min-width: 768px) {
  .page-news .news-block {
    padding: 46px 0;
  }

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

  .page-news .news-version {
    padding: 42px 34px 46px;
  }

  .page-news .news-hero__figure img {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 1000px) {
  .page-news .news-hero {
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: 48px;
    padding: 26px 0 46px;
  }

  .page-news .news-hero__figure img {
    aspect-ratio: 16 / 7;
  }

  .page-news .news-block > .grid {
    gap: 32px;
  }

  .page-news .news-version {
    margin: 52px 0;
  }
}

@media (min-width: 1280px) {
  .page-news .news-hero {
    gap: 64px;
  }

  .page-news .news-block {
    padding: 54px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-tag,
  .page-news .news-item__title,
  .page-news .news-hot__list a {
    transition: none;
  }
}
</main>