.page-news {
  --news-gap: clamp(18px, 3vw, 34px);
  --news-hair: 1px solid rgba(28, 31, 28, .14);
  --news-hair-gold: 1px solid rgba(201, 164, 92, .48);
  background: var(--mgm-ivory);
  color: var(--mgm-charcoal);
  font-family: var(--font-body);
}

.page-news .news-crumbs {
  padding-top: 18px;
  padding-bottom: 6px;
  background: var(--mgm-ivory);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 54px) 0 clamp(42px, 6vw, 82px);
  color: var(--mgm-ivory);
  background:
    repeating-linear-gradient(90deg, rgba(226, 207, 165, .05) 0 1px, transparent 1px 48px),
    radial-gradient(130% 92% at 88% -12%, rgba(47, 140, 122, .3), transparent 58%),
    linear-gradient(158deg, var(--mgm-green-deep) 0%, var(--mgm-ink-green) 58%, #103029 100%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 164, 92, .7), transparent);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-news .news-hero__eyebrow {
  color: var(--mgm-gold);
  letter-spacing: .16em;
}

.page-news .news-hero__title {
  margin: 10px 0 0;
  color: var(--mgm-ivory);
  letter-spacing: -.03em;
  line-height: 1.02;
}

.page-news .news-hero__lede {
  max-width: 44ch;
  margin-top: clamp(16px, 2.4vw, 26px);
  color: rgba(244, 239, 228, .82);
  line-height: 1.9;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-news .news-hero__index {
  padding-left: 16px;
  border-left: var(--news-hair-gold);
}

.page-news .news-hero__index-title {
  margin: 0 0 12px;
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--mgm-gold);
}

.page-news .news-hero__index-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-news .news-hero__index-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 4px;
  color: rgba(244, 239, 228, .78);
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 239, 228, .1);
  transition: color .2s ease, padding-left .2s ease;
}

.page-news .news-hero__index-list a .mono {
  color: var(--mgm-gold);
  font-size: .74rem;
  letter-spacing: .1em;
}

.page-news .news-hero__index-list a:hover {
  color: var(--mgm-gold-soft);
  padding-left: 10px;
}

.page-news .news-hero__index-list a:focus-visible {
  outline: 2px solid var(--mgm-blue-green);
  outline-offset: 2px;
}

/* ---------- 季度索引 ---------- */
.page-news .news-quarters {
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--mgm-paper);
  border-bottom: var(--news-hair);
}

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

.page-news .news-quarters__intro {
  margin-top: 14px;
  color: var(--mgm-graphite);
}

.page-news .news-quarters__figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

.page-news .news-quarters__figure img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
  border: var(--news-hair-gold);
  box-shadow: var(--shadow-card);
}

.page-news .news-quarters__body {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(30px, 4vw, 52px);
}

.page-news .news-qindex {
  align-self: start;
  padding: 16px 0 0;
  border-top: 2px solid var(--mgm-ink-green);
}

.page-news .news-qindex__title {
  margin: 0 0 12px;
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--mgm-graphite);
}

.page-news .news-qindex__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
}

.page-news .news-qindex__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 10px;
  color: var(--mgm-ink-green);
  text-decoration: none;
  background: rgba(244, 239, 228, .6);
  border-left: 3px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}

.page-news .news-qindex__link .mono {
  font-size: .74rem;
  color: var(--mgm-gold);
  letter-spacing: .1em;
}

.page-news .news-qindex__link:hover,
.page-news .news-qindex__link:focus-visible {
  background: var(--mgm-ivory);
  border-left-color: var(--mgm-gold);
}

.page-news .news-qindex__link:focus-visible {
  outline: 2px solid var(--mgm-blue-green);
  outline-offset: 2px;
}

.page-news .news-qindex__meta {
  margin: 16px 0 0;
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--mgm-graphite);
}

.page-news .news-qgroups {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .news-qgroup {
  padding: clamp(20px, 3vw, 30px);
  background: var(--mgm-ivory);
  border: var(--news-hair);
  border-left: 3px solid rgba(201, 164, 92, .5);
  scroll-margin-top: calc(var(--bar-h) + 20px);
  transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

.page-news .news-qgroup:hover {
  border-left-color: var(--mgm-gold);
  box-shadow: var(--shadow-card);
}

.page-news .news-qgroup:target {
  border-left-color: var(--mgm-blue-green);
  box-shadow: 0 0 0 1px rgba(47, 140, 122, .35), var(--shadow-card);
}

.page-news .news-qgroup__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .news-qgroup__no {
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--mgm-gold);
}

.page-news .news-qgroup__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--mgm-ink-green);
  letter-spacing: -.01em;
}

.page-news .news-qgroup__text {
  margin: 0;
  font-size: .98rem;
  line-height: 1.85;
  color: var(--mgm-graphite);
}

.page-news .news-qgroup__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-news .news-qgroup__list li {
  position: relative;
  padding-left: 22px;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--mgm-charcoal);
}

.page-news .news-qgroup__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 1px;
  background: var(--mgm-gold);
}

.page-news .news-years {
  display: grid;
  gap: 1px;
  margin-top: 6px;
  background: rgba(201, 164, 92, .35);
  border-top: 1px solid rgba(201, 164, 92, .35);
}

.page-news .news-years__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  padding: 14px 16px;
  background: var(--mgm-paper);
}

.page-news .news-years__year {
  font-size: .95rem;
  letter-spacing: .12em;
  color: var(--mgm-ink-green);
}

.page-news .news-years__label {
  font-size: .92rem;
  color: var(--mgm-graphite);
}

/* ---------- 本期头条 ---------- */
.page-news .news-feature {
  padding: clamp(46px, 7vw, 92px) 0;
  color: var(--mgm-ivory);
  background:
    repeating-linear-gradient(0deg, rgba(226, 207, 165, .04) 0 1px, transparent 1px 40px),
    linear-gradient(200deg, var(--mgm-ink-green) 0%, var(--mgm-green-deep) 100%);
}

.page-news .news-feature__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-news .news-feature__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.6vw, 3rem);
  line-height: 1.22;
  letter-spacing: -.02em;
  color: var(--mgm-ivory);
}

.page-news .news-feature__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 1.5vw, 1.22rem);
  line-height: 1.9;
  color: var(--mgm-gold-soft);
}

.page-news .news-feature__prose {
  margin-top: 18px;
  max-width: 56ch;
}

.page-news .news-feature__prose p {
  margin: 0 0 14px;
  color: rgba(244, 239, 228, .8);
  line-height: 1.9;
  font-size: .98rem;
}

.page-news .news-feature__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-news .news-feature__link {
  color: var(--mgm-gold-soft);
}

.page-news .news-feature__link:hover,
.page-news .news-feature__link:focus-visible {
  color: var(--mgm-ivory);
}

.page-news .news-feature__figure {
  position: relative;
  margin: 0;
}

.page-news .news-feature__figure::before {
  content: "";
  position: absolute;
  inset: 14px -12px -14px 12px;
  border: var(--news-hair-gold);
  background: rgba(201, 164, 92, .07);
  z-index: 0;
}

.page-news .news-feature__figure img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 5 / 4;
  display: block;
}

.page-news .news-feature__figure .figure__caption {
  position: relative;
  z-index: 1;
  margin-top: 20px;
  color: rgba(244, 239, 228, .6);
}

/* ---------- 更新记录 ---------- */
.page-news .news-updates-section {
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--mgm-ivory);
}

.page-news .news-updates__head {
  display: grid;
  gap: 16px;
}

.page-news .news-updates__intro {
  max-width: 62ch;
  color: var(--mgm-graphite);
}

.page-news .news-updates__layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px 10px;
  position: relative;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  clip-path: inset(50%);
  pointer-events: none;
}

.page-news .news-filter__label {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--mgm-graphite);
  background: var(--mgm-paper);
  border: var(--news-hair);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-news .news-filter__label:hover {
  border-color: var(--mgm-gold);
  color: var(--mgm-ink-green);
}

.page-news .news-filter__input:checked + .news-filter__label {
  background: var(--mgm-ink-green);
  border-color: var(--mgm-ink-green);
  color: var(--mgm-gold-soft);
}

.page-news .news-filter__input:focus-visible + .news-filter__label {
  outline: 2px solid var(--mgm-blue-green);
  outline-offset: 3px;
}

.page-news .news-updates {
  flex: 1 0 100%;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--mgm-ink-green);
}

.page-news .update {
  display: grid;
  gap: 8px;
  padding: 20px 8px 20px 4px;
  border-bottom: var(--news-hair);
  transition: background .22s ease, box-shadow .22s ease;
}

.page-news .update:hover {
  background: rgba(201, 164, 92, .1);
  box-shadow: inset 3px 0 0 var(--mgm-gold);
}

.page-news .update__no {
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--mgm-graphite);
  transition: color .22s ease;
}

.page-news .update:hover .update__no {
  color: var(--mgm-gold);
}

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

.page-news .update__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--mgm-ink-green);
}

.page-news .update__text {
  margin: 6px 0 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--mgm-graphite);
}

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

.page-news .update__time {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--mgm-graphite);
}

.page-news .news-updates__figure {
  margin: 0;
  align-self: start;
}

.page-news .news-updates__figure img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
  border: var(--news-hair-gold);
}

.page-news .news-updates__figure .figure__caption {
  margin-top: 12px;
  color: var(--mgm-graphite);
}

/* 纯 CSS 筛选：默认全部可见，JavaScript 不执行时列表依然完整 */
.page-news #rf-all:checked ~ .news-updates > .update {
  display: grid;
}

.page-news #rf-archive:checked ~ .news-updates > .update:not([data-cat="archive"]),
.page-news #rf-product:checked ~ .news-updates > .update:not([data-cat="product"]),
.page-news #rf-access:checked ~ .news-updates > .update:not([data-cat="access"]),
.page-news #rf-version:checked ~ .news-updates > .update:not([data-cat="version"]) {
  display: none;
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--mgm-paper);
  border-top: var(--news-hair);
  border-bottom: var(--news-hair);
}

.page-news .news-series__head {
  max-width: 64ch;
}

.page-news .news-series__intro {
  margin-top: 14px;
  color: var(--mgm-graphite);
}

.page-news .news-series__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-news .news-series__figurewrap {
  position: relative;
}

.page-news .news-series__figurewrap img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 12 / 7;
  display: block;
  border: var(--news-hair);
}

.page-news .news-series__svg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 18px;
  padding: 14px clamp(8px, 2vw, 20px);
  color: var(--mgm-ink-green);
  background: var(--mgm-ivory);
  border: var(--news-hair-gold);
}

.page-news .news-series__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-news .news-series__item {
  padding: 20px clamp(16px, 2.4vw, 24px);
  background: var(--mgm-ivory);
  border: var(--news-hair);
  border-top: 2px solid rgba(201, 164, 92, .55);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.page-news .news-series__item:hover {
  transform: translateY(-3px);
  border-top-color: var(--mgm-gold);
  box-shadow: var(--shadow-card);
}

.page-news .news-series__num {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--mgm-gold);
}

.page-news .news-series__title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.08rem, 1.7vw, 1.28rem);
  font-weight: 700;
  color: var(--mgm-ink-green);
}

.page-news .news-series__item p {
  margin: 0 0 12px;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--mgm-graphite);
}

.page-news .news-series__item .link-arrow {
  color: var(--mgm-ink-green);
  font-size: .9rem;
}

.page-news .news-series__item .link-arrow:hover,
.page-news .news-series__item .link-arrow:focus-visible {
  color: var(--mgm-blue-green);
}

/* ---------- 版本提醒 ---------- */
.page-news .news-keep {
  padding: clamp(46px, 7vw, 92px) 0;
  color: var(--mgm-ivory);
  background:
    radial-gradient(110% 90% at 12% 0%, rgba(201, 164, 92, .16), transparent 55%),
    linear-gradient(160deg, var(--mgm-green-deep), var(--mgm-ink-green));
}

.page-news .news-keep__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-news .news-keep__title {
  margin: 12px 0 0;
  color: var(--mgm-ivory);
}

.page-news .news-keep__text {
  margin-top: 16px;
  max-width: 52ch;
  color: rgba(244, 239, 228, .8);
}

.page-news .news-keep__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .news-keep__panel {
  padding: clamp(20px, 3vw, 28px);
  border: var(--news-hair-gold);
  background: rgba(11, 38, 32, .45);
}

.page-news .news-keep__panel-title {
  margin: 0 0 16px;
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--mgm-gold);
}

.page-news .news-keep__chip {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  width: 100%;
  margin-bottom: 10px;
  padding: 12px 14px;
  text-align: left;
  background: rgba(244, 239, 228, .06);
  border: 1px solid rgba(201, 164, 92, .4);
  color: var(--mgm-ivory);
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}

.page-news .news-keep__chip:hover {
  background: rgba(244, 239, 228, .12);
  border-color: var(--mgm-gold);
}

.page-news .news-keep__chip:focus-visible {
  outline: 2px solid var(--mgm-blue-green);
  outline-offset: 3px;
}

.page-news .news-keep__chip .copy-chip__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mgm-gold-soft);
}

.page-news .news-keep__chip .copy-chip__value {
  font-family: var(--font-mono);
  font-size: .92rem;
  letter-spacing: .02em;
  color: var(--mgm-ivory);
  word-break: break-all;
}

.page-news .news-keep__chip .copy-chip__state {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--mgm-blue-green);
}

.page-news .news-keep__note {
  margin: 16px 0 0;
  font-size: .9rem;
  line-height: 1.85;
  color: rgba(244, 239, 228, .68);
}

.page-news .news-keep__link {
  display: inline-block;
  margin-top: 16px;
  color: var(--mgm-gold-soft);
  font-size: .9rem;
}

.page-news .news-keep__link:hover,
.page-news .news-keep__link:focus-visible {
  color: var(--mgm-ivory);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-news .update {
    grid-template-columns: 86px minmax(0, 1fr) 132px;
    align-items: start;
    gap: 6px 18px;
  }

  .page-news .update__meta {
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
  }

  .page-news .news-years {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-years__item {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .72fr);
    align-items: end;
  }

  .page-news .news-quarters__body {
    grid-template-columns: 208px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-qindex {
    position: sticky;
    top: calc(var(--bar-h) + 22px);
  }

  .page-news .news-feature__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
    align-items: start;
  }

  .page-news .news-updates__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 28px;
  }

  .page-news .news-updates__layout {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
  }

  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-news .news-keep__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
  }
}