.page-news {
  --news-gap: clamp(16px, 2.4vw, 28px);
  --news-gold-soft: #FBEDC6;
  --news-oasis-soft: #DCEBE6;
  background: var(--xy-cream);
  color: var(--xy-ink);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  position: relative;
  padding: clamp(28px, 5vw, 64px) 0 clamp(36px, 6vw, 80px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(127, 179, 213, .32) 0%, rgba(127, 179, 213, 0) 58%),
    linear-gradient(168deg, var(--xy-apricot) 0%, var(--xy-cream) 64%);
  border-bottom: 1px solid var(--xy-line);
}

.page-news .news-masthead__inner {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .news-masthead__title {
  margin: 14px 0 18px;
  max-width: 22ch;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--xy-ink);
}

.page-news .news-masthead__lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

.page-news .news-masthead__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--xy-line);
}

.page-news .news-masthead__stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-news .news-masthead__num {
  font-family: var(--xy-font-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--xy-orange);
}

.page-news .news-masthead__num--text {
  font-size: clamp(16px, 2vw, 19px);
  letter-spacing: 0;
  color: var(--xy-red);
}

.page-news .news-masthead__label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--xy-ink-mute);
}

.page-news .news-masthead__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  background: var(--xy-sand);
  overflow: hidden;
}

.page-news .news-masthead__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 栏目索引条 ---------- */
.page-news .news-index {
  position: sticky;
  top: var(--xy-header-h);
  z-index: 20;
  background: rgba(255, 247, 238, .95);
  border-bottom: 1px solid var(--xy-line);
  backdrop-filter: blur(8px);
}

.page-news .news-index__inner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-index__inner::-webkit-scrollbar {
  display: none;
}

.page-news .news-index__label {
  flex: none;
  padding-right: 12px;
  margin-right: 4px;
  border-right: 1px solid var(--xy-line);
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--xy-ink-mute);
  white-space: nowrap;
}

.page-news .news-index__chip {
  flex: none;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 14px;
  min-height: 40px;
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  background: var(--xy-white);
  color: var(--xy-ink);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: background .18s var(--xy-ease), border-color .18s var(--xy-ease), color .18s var(--xy-ease);
}

.page-news .news-index__chip:hover,
.page-news .news-index__chip:focus-visible {
  background: var(--xy-apricot);
  border-color: var(--xy-orange);
}

.page-news .news-index__chip[aria-current="true"] {
  background: var(--xy-ink);
  border-color: var(--xy-ink);
  color: var(--xy-cream);
}

.page-news .news-index__no {
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--xy-orange);
}

.page-news .news-index__chip[aria-current="true"] .news-index__no {
  color: var(--xy-gold);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  padding: clamp(56px, 8vw, 108px) 0;
  border-bottom: 1px solid var(--xy-line);
  scroll-margin-top: calc(var(--xy-header-h) + 76px);
}

.page-news .news-section--sand {
  background: var(--xy-sand);
}

.page-news .news-section__head {
  max-width: 74ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-news .news-section__title {
  margin: 12px 0 14px;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.22;
  color: var(--xy-ink);
}

.page-news .news-section__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

.page-news .news-timeline__head .news-section__head,
.page-news .news-dynamics__intro .news-section__title,
.page-news .news-guides__body .news-section__title {
  margin-bottom: 0;
}

/* ---------- 本期时间轴 ---------- */
.page-news .news-timeline__head {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-news .news-timeline__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  background: var(--xy-white);
}

.page-news .news-timeline__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-timeline__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 78%);
  gap: var(--news-gap);
  padding-bottom: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--xy-orange) var(--xy-sand);
}

.page-news .news-stop {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 22px;
  background: var(--xy-white);
  border: 1px solid var(--xy-line);
  border-top: 4px solid var(--xy-orange);
  scroll-snap-align: start;
}

.page-news .news-stop--sky { border-top-color: var(--xy-sky); }
.page-news .news-stop--gold { border-top-color: var(--xy-gold); }
.page-news .news-stop--oasis { border-top-color: var(--xy-oasis); }
.page-news .news-stop--red { border-top-color: var(--xy-red); }

.page-news .news-stop__no {
  font-family: var(--xy-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--xy-orange);
}

.page-news .news-stop__kind {
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--xy-ink-mute);
}

.page-news .news-stop__title {
  margin: 0;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.45;
  color: var(--xy-ink);
}

.page-news .news-stop__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xy-ink-soft);
}

/* ---------- 近期更新列表 ---------- */
.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--xy-line);
}

.page-news .news-item {
  display: grid;
  gap: 10px var(--news-gap);
  padding: clamp(20px, 3vw, 28px) 0;
  border-bottom: 1px solid var(--xy-line);
}

.page-news .news-item__side {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}

.page-news .news-item__tag {
  display: inline-block;
  padding: 3px 9px;
  border-left: 3px solid var(--xy-orange);
  background: var(--xy-apricot);
  color: var(--xy-ink);
  font-size: 12px;
  line-height: 1.7;
  white-space: nowrap;
}

.page-news .news-item__tag--sky {
  border-left-color: var(--xy-sky);
  background: var(--xy-highlight);
}

.page-news .news-item__tag--gold {
  border-left-color: var(--xy-gold);
  background: var(--news-gold-soft);
}

.page-news .news-item__tag--oasis {
  border-left-color: var(--xy-oasis);
  background: var(--news-oasis-soft);
}

.page-news .news-item__time {
  font-family: var(--xy-font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--xy-ink-mute);
  white-space: nowrap;
}

.page-news .news-item__title {
  margin: 0 0 8px;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.5;
  color: var(--xy-ink);
}

.page-news .news-item__summary {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

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

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
  font-size: 14px;
  color: var(--xy-red);
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-item__more summary::after {
  content: "+";
  font-family: var(--xy-font-mono);
  font-size: 15px;
  line-height: 1;
}

.page-news .news-item__more[open] summary::after {
  content: "−";
}

.page-news .news-item__more p {
  margin: 8px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--xy-sky);
  background: var(--xy-highlight);
  font-size: 14px;
  line-height: 1.8;
  color: var(--xy-ink);
}

.page-news .news-recent__foot {
  margin: clamp(24px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--xy-ink-soft);
}

.page-news .news-recent__foot a {
  color: var(--xy-red);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ---------- 版本动态 ---------- */
.page-news .news-dynamics__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .news-dynamics__intro .news-section__lead {
  margin-bottom: 22px;
}

.page-news .news-dyn {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--xy-line);
}

.page-news .news-dyn__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--xy-line);
}

.page-news .news-dyn__no {
  font-family: var(--xy-font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--xy-orange);
}

.page-news .news-dyn__h {
  margin: 0 0 8px;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.5;
  color: var(--xy-ink);
}

.page-news .news-dyn__p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

/* ---------- 操作指引 ---------- */
.page-news .news-guides__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-news .news-guides__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  background: var(--xy-white);
}

.page-news .news-guides__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .news-guides__body .news-section__lead {
  margin-bottom: 26px;
}

.page-news .news-steps {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-news .news-steps__item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: var(--xy-cream);
  border: 1px solid var(--xy-line);
  border-left: 4px solid var(--xy-sky);
}

.page-news .news-steps__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 26px;
  background: var(--xy-gold);
  color: var(--xy-ink);
  font-family: var(--xy-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-news .news-steps__h {
  margin: 0 0 6px;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.4;
  color: var(--xy-ink);
}

.page-news .news-steps__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xy-ink-soft);
}

/* ---------- 本地与服务 ---------- */
.page-news .news-local__grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-local__card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--xy-white);
  border: 1px solid var(--xy-line);
  border-top: 4px solid var(--xy-oasis);
}

.page-news .news-local__card--eco {
  border-top-color: var(--xy-gold);
  background: var(--xy-cream);
}

.page-news .news-local__h {
  margin: 0;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.4;
  color: var(--xy-ink);
}

.page-news .news-local__p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

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

.page-news .news-local__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--xy-ink);
}

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

.page-news .news-local__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--xy-red);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-news .news-local__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  background: var(--xy-sand);
  overflow: hidden;
}

.page-news .news-local__figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* ---------- 回看与联系 ---------- */
.page-news .news-archive__grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-archive__panel {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--xy-line);
}

.page-news .news-archive__panel--list {
  background: var(--xy-white);
  border-left: 4px solid var(--xy-sky);
}

.page-news .news-archive__panel--mail {
  background: linear-gradient(160deg, var(--xy-apricot) 0%, var(--xy-cream) 78%);
  border-left: 4px solid var(--xy-red);
}

.page-news .news-archive__h {
  margin: 0 0 16px;
  font-family: var(--xy-font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.4;
  color: var(--xy-ink);
}

.page-news .news-archive__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--xy-line);
}

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

.page-news .news-archive__links a {
  display: block;
  padding: 13px 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--xy-ink);
  text-decoration: none;
  transition: color .18s var(--xy-ease), padding-left .18s var(--xy-ease);
}

.page-news .news-archive__links a:hover,
.page-news .news-archive__links a:focus-visible {
  color: var(--xy-red);
  padding-left: 8px;
}

.page-news .news-archive__hint {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xy-ink-mute);
}

.page-news .news-archive__hint a {
  color: var(--xy-red);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-news .news-archive__p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--xy-ink-soft);
}

.page-news .news-archive__mail {
  margin: 0 0 8px;
  font-family: var(--xy-font-mono);
  font-size: clamp(14px, 2vw, 17px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--xy-night);
  word-break: break-all;
}

.page-news .news-archive__note {
  margin: 0 0 22px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--xy-ink-mute);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-timeline__track {
    grid-auto-columns: minmax(260px, 32%);
  }

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

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

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

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

  .page-news .news-item {
    grid-template-columns: 132px 1fr;
    align-items: start;
  }

  .page-news .news-item__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: 2px;
  }

  .page-news .news-dynamics__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-news .news-guides__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-news .news-timeline__track {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    padding-bottom: 0;
    overflow: visible;
    scroll-snap-type: none;
  }

  .page-news .news-local__grid {
    grid-template-columns: 1.1fr .9fr 1.1fr;
    align-items: stretch;
  }

  .page-news .news-local__figure {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-index__chip,
  .page-news .news-archive__links a {
    transition: none;
  }

  .page-news .news-timeline__track {
    scroll-behavior: auto;
  }
}