.page-news {
  --news-rule: rgba(110, 106, 85, 0.26);
  --news-glass: rgba(255, 255, 255, 0.06);
  --news-text-soft: rgba(238, 244, 245, 0.82);
  display: block;
  color: var(--pearl);
  padding-bottom: clamp(48px, 7vw, 88px);
  background:
    radial-gradient(120% 60% at 88% -6%, rgba(53, 224, 200, 0.09), transparent 58%),
    radial-gradient(90% 55% at 4% 10%, rgba(201, 162, 39, 0.07), transparent 62%),
    linear-gradient(180deg, #061A28 0%, #071F2C 34%, #0D2E28 68%, #030C15 100%);
}

.page-news .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 40px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding-top: clamp(22px, 4.4vw, 52px);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: end;
}

.page-news .news-hero__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  min-width: 0;
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease);
}

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

.page-news .breadcrumb__sep {
  color: var(--gold-grey);
}

.page-news .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--dark-gold);
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(28px, 5.2vw, 56px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--pearl);
}

.page-news .lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15.5px, 1.1vw + 13px, 17.2px);
  line-height: 1.9;
  color: var(--news-text-soft);
}

.page-news .news-hero__figure {
  margin: 0;
  min-width: 0;
}

.page-news .news-hero__figure .figure__media {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  aspect-ratio: 1400 / 700;
  background: linear-gradient(150deg, rgba(13, 46, 40, 0.92), rgba(6, 26, 40, 0.92));
}

.page-news .figure__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-news .figure__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 筛选带 ---------- */
.page-news .news-filter {
  margin-top: clamp(24px, 3.6vw, 44px);
  padding: 14px 0;
  border-top: 1px solid var(--news-rule);
  border-bottom: 1px solid var(--news-rule);
  background: linear-gradient(90deg, rgba(4, 20, 31, 0.72), rgba(13, 46, 40, 0.5));
}

.page-news .news-filter__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

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

.page-news .news-filter__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-filter__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .news-filter__tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 15px;
  border-radius: 999px;
  border: 1px solid rgba(110, 106, 85, 0.5);
  background: transparent;
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.5;
  cursor: pointer;
  user-select: none;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease),
    background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .news-filter__tag:hover {
  color: var(--pearl);
  border-color: var(--neon-teal);
}

.page-news .news-filter__radio:checked + .news-filter__tag {
  color: #04231E;
  background: var(--neon-teal);
  border-color: var(--neon-teal);
  box-shadow: 0 0 0 3px rgba(53, 224, 200, 0.14);
}

.page-news .news-filter__radio:focus-visible + .news-filter__tag {
  outline: 2px solid var(--warm-orange);
  outline-offset: 2px;
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: clamp(30px, 4vw, 44px);
  padding-top: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-news .news-stream,
.page-news .news-side {
  min-width: 0;
}

.page-news .news-block {
  margin-bottom: clamp(34px, 5vw, 58px);
}

.page-news .news-block:last-child {
  margin-bottom: 0;
}

.page-news .news-block__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 13px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-block__index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--dark-gold);
}

.page-news .news-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(19px, 2.1vw, 25px);
  letter-spacing: 0.02em;
  color: var(--pearl);
}

/* ---------- 摘要卡 ---------- */
.page-news .briefs {
  display: grid;
  gap: 18px;
}

.page-news .brief {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 22px 20px 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.028));
  box-shadow: 10px 10px 0 -1px rgba(4, 20, 31, 0.72), 11px 11px 0 0 var(--news-rule);
  transition: transform 0.34s var(--ease), border-color 0.34s var(--ease),
    box-shadow 0.34s var(--ease);
}

.page-news .brief:hover {
  transform: translate(-3px, -3px);
  border-color: rgba(53, 224, 200, 0.5);
  box-shadow: 15px 15px 0 -1px rgba(4, 20, 31, 0.78),
    16px 16px 0 0 rgba(53, 224, 200, 0.34);
}

.page-news .brief__cat {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(201, 162, 39, 0.42);
  color: var(--dark-gold);
}

.page-news .brief__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(16.5px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--pearl);
}

.page-news .brief__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--news-text-soft);
}

.page-news .brief__link {
  margin-top: 2px;
  font-size: 13.5px;
  color: var(--neon-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 200, 0.42);
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-news .brief__link:hover {
  color: var(--warm-orange);
  border-bottom-color: var(--warm-orange);
}

/* ---------- 时间线条目 ---------- */
.page-news .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(
    180deg,
    rgba(201, 162, 39, 0.55),
    rgba(110, 106, 85, 0.2) 42%,
    rgba(53, 224, 200, 0.45)
  );
}

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

.page-news .timeline__item::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--deep-sea);
  border: 1px solid var(--dark-gold);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .entry:hover::before,
.page-news .entry:has(.entry__box[open])::before {
  border-color: var(--neon-teal);
  box-shadow: 0 0 0 4px rgba(53, 224, 200, 0.14);
}

.page-news .entry__head {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding: 20px 34px 18px 0;
  border-bottom: 1px solid var(--news-rule);
  cursor: pointer;
  list-style: none;
}

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

.page-news .entry__head::marker {
  content: "";
}

.page-news .entry__head::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translateY(-50%);
  background-image: linear-gradient(var(--gold-grey), var(--gold-grey)),
    linear-gradient(var(--gold-grey), var(--gold-grey));
  background-position: center, center;
  background-size: 12px 1px, 1px 12px;
  background-repeat: no-repeat;
  transition: transform 0.3s var(--ease), background-image 0.3s var(--ease);
}

.page-news .entry__box[open] .entry__head::after {
  transform: translateY(-50%) rotate(90deg);
  background-image: linear-gradient(var(--neon-teal), var(--neon-teal)),
    linear-gradient(var(--neon-teal), var(--neon-teal));
}

.page-news .entry__head:hover .entry__title,
.page-news .entry__box[open] .entry__title {
  color: var(--neon-teal);
}

.page-news .entry__head:focus-visible {
  outline: 2px solid var(--neon-teal);
  outline-offset: 3px;
}

.page-news .entry__time {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--dark-gold);
}

.page-news .entry__cat {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid rgba(110, 106, 85, 0.45);
  color: var(--mist);
}

.page-news .entry__title {
  flex: 1 1 100%;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(16px, 1.5vw, 19.5px);
  line-height: 1.55;
  color: var(--pearl);
  transition: color 0.28s var(--ease);
}

.page-news .entry__body {
  padding: 4px 0 24px;
  animation: news-fade 0.32s var(--ease) both;
}

.page-news .entry__body p {
  margin: 0 0 14px;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--news-text-soft);
}

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

.page-news .entry__body a {
  color: var(--neon-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 200, 0.42);
}

.page-news .entry__body a:hover {
  color: var(--warm-orange);
  border-bottom-color: var(--warm-orange);
}

.page-news .entry__figure {
  margin: 6px 0 0;
  max-width: 520px;
  border-left: 2px solid rgba(201, 162, 39, 0.4);
  padding-left: 14px;
}

.page-news .entry__figure .figure__media {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  aspect-ratio: 5 / 3;
  background: linear-gradient(160deg, rgba(13, 46, 40, 0.86), rgba(6, 26, 40, 0.9));
}

@keyframes news-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-news .back-to-filter {
  display: inline-block;
  margin-top: 22px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid rgba(110, 106, 85, 0.5);
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease),
    transform 0.28s var(--ease);
}

.page-news .back-to-filter:hover {
  color: var(--neon-teal);
  border-color: var(--neon-teal);
  transform: translateX(4px);
}

/* ---------- 投稿与协作 ---------- */
.page-news .collab {
  display: grid;
  gap: 22px;
}

.page-news .collab__text p {
  margin: 0;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--news-text-soft);
}

.page-news .collab__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .collab__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--news-text-soft);
}

.page-news .collab__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 8px;
  height: 1px;
  background: var(--dark-gold);
}

.page-news .collab__list strong {
  font-weight: 500;
  color: var(--pearl);
}

.page-news .collab__panel {
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(160deg, rgba(13, 46, 40, 0.75), rgba(4, 20, 31, 0.6));
}

.page-news .collab__panel-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: 18px;
  color: var(--pearl);
}

.page-news .collab__panel-text {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--news-text-soft);
}

/* ---------- 右侧窄栏 ---------- */
.page-news .news-side {
  display: grid;
  gap: 22px;
  align-self: start;
}

.page-news .news-aside {
  padding: 20px 18px;
  border: 1px solid var(--news-rule);
  border-radius: var(--radius);
  background: var(--news-glass);
}

.page-news .news-aside__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--pearl);
}

.page-news .news-aside__note {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-aside__link {
  display: inline-block;
  font-size: 13.5px;
  color: var(--neon-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 200, 0.42);
}

.page-news .news-aside__link:hover {
  color: var(--warm-orange);
  border-bottom-color: var(--warm-orange);
}

.page-news .archive {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news .archive__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 13px;
  border-left: 2px solid var(--news-rule);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0));
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    background 0.3s var(--ease);
}

.page-news .archive__item:hover {
  transform: translateX(6px);
  border-left-color: var(--neon-teal);
  background: linear-gradient(90deg, rgba(53, 224, 200, 0.1), rgba(255, 255, 255, 0));
}

.page-news .archive__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--dark-gold);
}

.page-news .archive__v {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--news-text-soft);
}

/* ---------- 筛选生效 ---------- */
.page-news:has(#nf-structure:checked) .entry:not([data-cat="structure"]),
.page-news:has(#nf-versions:checked) .entry:not([data-cat="versions"]),
.page-news:has(#nf-library:checked) .entry:not([data-cat="library"]),
.page-news:has(#nf-guide:checked) .entry:not([data-cat="guide"]),
.page-news:has(#nf-visual:checked) .entry:not([data-cat="visual"]) {
  display: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-news .briefs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .collab {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
    gap: 30px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(34px, 4vw, 62px);
  }

  .page-news .news-hero__figure {
    transform: translateY(6px);
  }
}

@media (min-width: 1000px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: clamp(36px, 4.4vw, 62px);
  }

  .page-news .news-side {
    position: sticky;
    top: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}