.page-news {
  --news-pad: 18px;
  --news-gap: 18px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--ff-body);
  overflow-x: hidden;
}

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

.page-news .section {
  padding: 52px var(--news-pad);
}

.page-news h2 {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 8px 0 12px;
}

.page-news h3 {
  font-family: var(--ff-display);
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding: 92px var(--news-pad) 34px;
  background:
    radial-gradient(120% 70% at 82% 0%, rgba(78, 140, 134, 0.16), transparent 62%),
    var(--ink);
}

.page-news .news-hero__frame {
  position: relative;
  background: var(--ink-2);
  border: var(--line);
  box-shadow: var(--shadow);
  padding: 22px 18px 20px;
}

.page-news .news-hero__frame::before,
.page-news .news-hero__frame::after {
  content: "";
  position: absolute;
  background: var(--amber);
}

.page-news .news-hero__frame::before {
  top: -2px;
  left: -2px;
  width: 52px;
  height: 4px;
}

.page-news .news-hero__frame::after {
  bottom: -2px;
  right: -2px;
  width: 4px;
  height: 52px;
}

.page-news .news-hero__frame .breadcrumb {
  margin-bottom: 18px;
}

.page-news .news-hero h1 {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 30px;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin: 10px 0 14px;
  color: var(--paper);
}

.page-news .news-hero .lede {
  color: var(--mist);
  font-size: 16px;
  line-height: 1.85;
  margin: 0;
}

.page-news .news-hero__meta {
  list-style: none;
  margin: 22px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--steel);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  align-items: baseline;
}

.page-news .news-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--steel);
  letter-spacing: 0.04em;
}

.page-news .news-hero__meta b {
  font-family: var(--ff-mono);
  font-size: 20px;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-news .news-hero__meta-txt {
  font-size: 13px;
  color: var(--steel);
}

.page-news .news-hero__shot {
  margin: 22px 0 0;
}

/* ---------- 栏目索引 ---------- */
.page-news .columns {
  background: var(--ink);
}

.page-news .filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
}

.page-news .filter__tab {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  font-family: var(--ff-label);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--paper);
  text-decoration: none;
  background: var(--ink-2);
  border: 2px solid var(--steel);
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.page-news .filter__tab:hover,
.page-news .filter__tab:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
  outline: none;
}

.page-news .filter__tab:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-news .col-notes {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .col-notes > li {
  padding: 12px 0 12px 16px;
  border-left: 3px solid var(--ember);
  background: linear-gradient(90deg, rgba(18, 41, 61, 0.95), rgba(18, 41, 61, 0));
}

.page-news .col-notes b {
  display: block;
  font-family: var(--ff-label);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin-bottom: 6px;
}

.page-news .col-notes span {
  display: block;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 条目流 ---------- */
.page-news .stream {
  background: var(--ink);
  padding-top: 12px;
}

.page-news .entries {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  margin-top: 24px;
}

.page-news .entry {
  position: relative;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  background: var(--ink-2);
  border: var(--line);
  box-shadow: var(--shadow);
  padding: 18px 16px 18px 8px;
  scroll-margin-top: 96px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-news .entry::after {
  content: "\2192";
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--ff-mono);
  font-size: 16px;
  color: var(--amber);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-news .entry:hover::after,
.page-news .entry:focus-within::after {
  opacity: 1;
  transform: translateX(0);
}

.page-news .entry:target {
  border-color: var(--ember);
  outline: 2px solid var(--ember);
  outline-offset: 3px;
}

.page-news .entry__no {
  writing-mode: vertical-rl;
  text-orientation: upright;
  justify-self: center;
  align-self: start;
  margin-top: 4px;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-news .entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .entry__tag {
  display: inline-block;
  padding: 3px 8px;
  background: var(--cream);
  color: var(--brown);
  border: 1px solid var(--edge);
  font-family: var(--ff-label);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-news .entry__time {
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-news .entry__title {
  font-size: 19px;
  line-height: 1.42;
  margin: 10px 0 8px;
  color: var(--paper);
}

.page-news .entry__sum {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .entry__more {
  margin-top: 12px;
  padding-top: 6px;
  border-top: 1px dashed var(--steel);
}

.page-news .entry__more summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  list-style: none;
  cursor: pointer;
  font-family: var(--ff-label);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

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

.page-news .entry__more summary::before {
  content: "\FF0B";
  display: inline-block;
  margin-right: 8px;
  font-family: var(--ff-mono);
  font-size: 14px;
}

.page-news .entry__more[open] summary::before {
  content: "\FF0D";
}

.page-news .entry__more p {
  margin: 0 0 10px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.82;
}

.page-news .entry__figure {
  margin: 14px 0 0;
}

/* ---------- 专题横条 ---------- */
.page-news .stream-strip {
  grid-column: 1 / -1;
  display: grid;
  gap: 18px;
  background: var(--cream);
  color: var(--brown);
  border: var(--line);
  box-shadow: var(--shadow);
  padding: 22px 18px;
}

.page-news .stream-strip__label {
  margin: 0;
  font-family: var(--ff-label);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ember);
}

.page-news .stream-strip h3 {
  font-size: 23px;
  line-height: 1.32;
  margin: 8px 0 10px;
  color: var(--brown);
}

.page-news .stream-strip p {
  margin: 0 0 16px;
  color: var(--brown);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .stream-strip .btn--line {
  border-color: var(--brown);
  color: var(--brown);
  background: transparent;
}

.page-news .stream-strip .btn--line:hover,
.page-news .stream-strip .btn--line:focus-visible {
  background: var(--brown);
  color: var(--cream);
}

.page-news .stream-strip__shot {
  margin: 0;
}

.page-news .stream__fade {
  position: relative;
  margin: -18px 0 0;
  padding: 40px 0 0;
  text-align: center;
  font-family: var(--ff-label);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-news .stream__fade::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 40px;
  background: linear-gradient(180deg, rgba(10, 26, 42, 1), rgba(10, 26, 42, 0));
  pointer-events: none;
}

/* ---------- 专题系列 ---------- */
.page-news .special {
  background: var(--ink-2);
  border-top: 2px solid var(--edge);
  border-bottom: 2px solid var(--edge);
}

.page-news .special .lede {
  color: var(--mist);
  font-size: 16px;
  line-height: 1.85;
  margin: 0;
}

.page-news .special__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-news .special__list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid rgba(108, 135, 151, 0.35);
}

.page-news .special__list li:last-child {
  border-bottom: 1px solid rgba(108, 135, 151, 0.35);
}

.page-news .special__idx {
  font-family: var(--ff-mono);
  font-size: 15px;
  color: var(--jade);
  letter-spacing: 0.06em;
}

.page-news .special__list h3 {
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-news .special__list p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 版本速报 ---------- */
.page-news .releases {
  background: var(--ink);
}

.page-news .releases__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-news .releases__list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(108, 135, 151, 0.45);
}

.page-news .releases__ver {
  font-family: var(--ff-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--jade);
}

.page-news .releases__list p {
  margin: 0;
  color: var(--paper);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .releases__more {
  margin: 26px 0 0;
}

/* ---------- 追更 ---------- */
.page-news .follow {
  background: var(--ink);
  padding-bottom: 72px;
}

.page-news .follow__steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .follow__steps li {
  position: relative;
  padding: 18px 16px 18px 18px;
  background: var(--ink-2);
  border-left: 4px solid var(--amber);
}

.page-news .follow__n {
  display: block;
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ember);
  margin-bottom: 8px;
}

.page-news .follow__steps h3 {
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-news .follow__steps p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .follow__cta {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 2px solid var(--edge);
  color: var(--mist);
  font-size: 15px;
  line-height: 1.9;
}

.page-news .follow__cta a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .follow__cta a:hover,
.page-news .follow__cta a:focus-visible {
  color: var(--paper);
  outline: none;
}

/* ---------- 宽屏 ---------- */
@media (min-width: 700px) {
  .page-news {
    --news-pad: 32px;
    --news-gap: 24px;
  }

  .page-news .news-hero {
    padding-top: 104px;
  }

  .page-news .news-hero__frame {
    padding: 30px 28px 26px;
  }

  .page-news .news-hero h1 {
    font-size: 38px;
  }

  .page-news .col-notes {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 28px;
  }

  .page-news .stream-strip {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 26px;
    padding: 28px 26px;
  }

  .page-news .follow__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-news {
    --news-pad: 40px;
    --news-gap: 32px;
  }

  .page-news .section {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .page-news .news-hero h1 {
    font-size: 46px;
    max-width: 22em;
  }

  .page-news .news-hero__frame .lede {
    max-width: 62ch;
  }

  .page-news .entries {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .entry:nth-of-type(even) {
    margin-top: 36px;
  }

  .page-news .entry__sum {
    -webkit-line-clamp: 2;
  }

  .page-news .entry__title {
    font-size: 21px;
  }

  .page-news .special__list {
    margin-top: 34px;
  }

  .page-news .follow {
    padding-bottom: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .entry::after,
  .page-news .filter__tab {
    transition: none;
  }
}