/* ============ 服务动态 / page-news ============ */

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

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--steel-500);
}

.page-news .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-news .breadcrumb li + li::before {
  content: "/";
  color: var(--line-strong);
}

.page-news .breadcrumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s ease, border-color .16s ease;
}

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

/* ---------- 页头 ---------- */
.page-news .news-intro {
  padding-bottom: 0;
}

.page-news .news-masthead {
  max-width: 960px;
  padding-top: clamp(20px, 3vw, 40px);
}

.page-news .news-masthead .section__eyebrow {
  margin: 0;
}

.page-news .news-masthead .t-h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  letter-spacing: -.01em;
}

.page-news .news-masthead__lead {
  max-width: 60ch;
  margin: 20px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-news .news-masthead__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--steel-500);
}

.page-news .news-masthead__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-news .news-masthead__meta .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -.01em;
  color: var(--ink);
}

/* ---------- 本期头条 ---------- */
.page-news .news-feature {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-2);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}

.page-news .news-feature__label {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 3;
  padding: 7px 16px;
  background: var(--hot);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  border-radius: 0 0 var(--r-2) 0;
}

.page-news .news-feature__body {
  padding: clamp(48px, 6vw, 58px) clamp(20px, 3.2vw, 46px) clamp(28px, 4vw, 44px);
  min-width: 0;
}

.page-news .news-feature__time {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--steel-500);
}

.page-news .news-feature .t-h2 {
  margin: 0 0 16px;
  max-width: 20ch;
}

.page-news .news-feature__body > p {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-news .news-feature__points {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 22px 0 26px;
  padding: 0;
}

.page-news .news-feature__points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-news .news-feature__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 2px;
  background: var(--hot);
}

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

.page-news .news-feature__media {
  margin: 0;
  min-height: 230px;
  background: var(--navy);
}

.page-news .news-feature__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.88) contrast(1.06);
}

/* ---------- 分类索引 ---------- */
.page-news .news-head {
  max-width: 760px;
  margin-bottom: 30px;
}

.page-news .news-head__note {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel-500);
}

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

.page-news .news-cat {
  --cat: var(--steel-700);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cat);
  border-radius: var(--r-2);
  text-decoration: none;
  color: inherit;
  transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease;
}

.page-news .news-cat:hover,
.page-news .news-cat:focus-visible {
  box-shadow: var(--shadow-1);
  transform: translateY(-2px);
}

.page-news .news-cat--notice { --cat: var(--hot); }
.page-news .news-cat--parts { --cat: var(--cyan); }
.page-news .news-cat--tools { --cat: var(--blue); }
.page-news .news-cat--network { --cat: var(--steel-700); }

.page-news .news-cat__count {
  font-family: var(--font-mono);
  font-size: clamp(36px, 4.6vw, 48px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--ink);
}

.page-news .news-cat__count::after {
  content: "条";
  margin-left: 5px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--steel-500);
}

.page-news .news-cat__name {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-cat__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel-500);
}

.page-news .news-cat .tag {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 最新条目 ---------- */
.page-news .news-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-news .news-split__rail {
  display: none;
}

.page-news .news-split__body {
  min-width: 0;
}

.page-news .news-rail__issue {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--ink);
}

.page-news .news-rail__label {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--steel-500);
}

.page-news .news-rail__scale {
  display: grid;
  gap: 5px;
  margin: 20px 0 0;
}

.page-news .news-rail__scale span {
  height: 1px;
  background: var(--line-soft);
}

.page-news .news-rail__scale span:nth-child(4n+1) {
  background: var(--line-strong);
}

.page-news .news-rail__hint {
  margin: 18px 0 0;
  font-size: 12px;
  line-height: 1.75;
  color: var(--steel-500);
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .news-item {
  border-bottom: 1px solid var(--line);
}

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

.page-news .news-item__link {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 22px 14px 24px;
  margin: 0 -14px;
  border-radius: var(--r-2);
  text-decoration: none;
  color: inherit;
  transition: background-color .18s ease;
}

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

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--steel-500);
  transition: color .18s ease;
}

.page-news .news-item__title {
  font-size: 17.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  transition: color .18s ease;
}

.page-news .news-item__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel-500);
  transition: color .18s ease;
}

.page-news .news-item__link:hover,
.page-news .news-item__link:focus-visible {
  background: var(--ink);
}

.page-news .news-item__link:hover .news-item__title,
.page-news .news-item__link:focus-visible .news-item__title {
  color: var(--white);
}

.page-news .news-item__link:hover .news-item__desc,
.page-news .news-item__link:focus-visible .news-item__desc {
  color: var(--dark-muted);
}

.page-news .news-item__link:hover .news-item__time,
.page-news .news-item__link:focus-visible .news-item__time {
  color: var(--steel-100);
}

/* ---------- 专题连载（深色面板） ---------- */
.page-news .section--dark .news-head__note,
.page-news .section--dark .news-head__note--dark {
  color: var(--dark-muted);
}

.page-news .section--dark .section__eyebrow {
  color: var(--cyan);
}

.page-news .section--dark .t-h2,
.page-news .section--dark .section__title {
  color: var(--white);
}

.page-news .news-series {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-series__item {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-2);
  overflow: hidden;
  transition: border-color .18s ease;
}

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

.page-news .news-series__media {
  margin: 0;
  background: var(--navy);
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: cover;
  filter: saturate(.85) contrast(1.06);
}

.page-news .news-series__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  padding: 24px 22px 26px;
}

.page-news .news-series__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--steel-500);
}

.page-news .news-series__title {
  margin: 0;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .news-series__body > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel-700);
}

.page-news .news-series__order {
  list-style: none;
  counter-reset: series;
  display: grid;
  gap: 9px;
  margin: 4px 0 0;
  padding: 0;
}

.page-news .news-series__order li {
  counter-increment: series;
  position: relative;
  padding-left: 32px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel-500);
}

.page-news .news-series__order li::before {
  content: counter(series, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  padding: 1px 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--steel-100);
  border-radius: var(--r-1);
}

.page-news .news-series__link {
  margin: auto 0 0;
  padding-top: 10px;
}

/* ---------- 关注与回看 ---------- */
.page-news .news-follow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-news .news-follow__main {
  min-width: 0;
}

.page-news .news-follow .news-head {
  margin-bottom: 22px;
}

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

.page-news .news-follow .disclosure:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-news .news-follow .disclosure__panel p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-news .news-follow .disclosure__panel p:last-child {
  margin-bottom: 0;
}

.page-news .news-follow__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 26px 0 0;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--r-2);
}

.page-news .news-follow__mail {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-news .news-follow__aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-news .news-follow__figure {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-2);
  overflow: hidden;
}

.page-news .news-follow__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.8) contrast(1.06);
}

.page-news .news-follow__caption {
  padding: 14px 16px 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--steel-500);
  border-top: 1px solid var(--line-soft);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-news .news-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-news .news-series__media img {
    height: 260px;
  }
}

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

  .page-news .news-feature__media {
    min-height: 430px;
  }

  .page-news .news-series {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-item__link {
    grid-template-columns: 152px minmax(0, 1fr);
    grid-template-areas:
      "meta title"
      "meta desc";
    column-gap: 28px;
    row-gap: 8px;
    align-items: start;
    padding: 24px 22px 26px 18px;
    margin: 0 -18px;
  }

  .page-news .news-item__meta {
    grid-area: meta;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-top: 3px;
  }

  .page-news .news-item__title { grid-area: title; }
  .page-news .news-item__desc { grid-area: desc; }
}

@media (min-width: 960px) {
  .page-news .news-follow {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .news-cats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-split {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 46px;
  }

  .page-news .news-split__rail {
    display: block;
    position: sticky;
    top: calc(var(--header-space) + 28px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-cat,
  .page-news .news-item__link,
  .page-news .news-series__item,
  .page-news .breadcrumb a {
    transition: none;
  }

  .page-news .news-cat:hover,
  .page-news .news-cat:focus-visible {
    transform: none;
  }
}