.page-news {
  --news-rule: rgba(47, 214, 232, .28);
  --news-rule-soft: rgba(143, 166, 196, .22);
  --news-ink-soft: rgba(11, 29, 58, .74);
  background: var(--ink-deep);
  color: var(--cloud);
}

/* ---------- 章节标题 ---------- */
.page-news .news-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(.85rem, 2vw, 1.5rem);
  row-gap: .4rem;
  align-items: baseline;
  margin-bottom: clamp(1.3rem, 3vw, 2.2rem);
  padding-bottom: .9rem;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.6vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--cloud);
}

.page-news .news-head .section-index {
  font-family: var(--font-mono);
  font-size: clamp(.9rem, 1.8vw, 1.2rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--cyan);
  text-stroke: 1px var(--cyan);
}

.page-news .news-head__note {
  grid-column: 2;
  margin: 0;
  max-width: 58ch;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  position: relative;
  padding-block: clamp(1.8rem, 4.5vw, 3rem) clamp(2.2rem, 5vw, 3.6rem);
  border-bottom: 1px solid var(--news-rule-soft);
}

.page-news .news-masthead__grid {
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.8rem);
  align-items: end;
}

.page-news .news-kicker {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .news-masthead h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 9vw, 5.6rem);
  line-height: .94;
  letter-spacing: -.015em;
  color: var(--cloud);
}

.page-news .news-masthead__lede {
  margin: clamp(.9rem, 2vw, 1.3rem) 0 0;
  max-width: 46ch;
  font-size: clamp(.98rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: var(--steel);
}

.page-news .news-masthead__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: clamp(1rem, 2.4vw, 1.5rem);
}

.page-news .news-masthead__figure {
  margin: 0;
  border: 1px solid var(--news-rule);
  box-shadow: 10px 10px 0 rgba(7, 17, 31, .55);
}

.page-news .news-masthead__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 本期索引 ---------- */
.page-news .news-index {
  padding-block: clamp(2.2rem, 5vw, 3.4rem);
}

.page-news .news-index__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--news-rule-soft);
  border: 1px solid var(--news-rule-soft);
}

.page-news .news-index__grid > li {
  background: var(--ink-mid);
  min-width: 0;
}

.page-news .news-index__grid a {
  display: grid;
  gap: .35rem;
  height: 100%;
  padding: clamp(1rem, 2.4vw, 1.35rem);
  text-decoration: none;
  color: inherit;
  transition: background .25s ease;
}

.page-news .news-index__grid a:hover,
.page-news .news-index__grid a:focus-visible {
  background: rgba(47, 214, 232, .1);
}

.page-news .news-index__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-news .news-index__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--cloud);
}

.page-news .news-index__desc {
  font-size: .88rem;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 最新观察 ---------- */
.page-news .news-list {
  padding-block: clamp(2.4rem, 6vw, 4rem);
}

.page-news .news-list__items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.6rem);
}

.page-news .news-item {
  display: grid;
  gap: clamp(.9rem, 2vw, 1.4rem);
  min-width: 0;
  padding: clamp(1rem, 2.4vw, 1.6rem);
  background: var(--ink-mid);
  border: 1px solid var(--news-rule-soft);
  border-left: 3px solid var(--cyan);
  transition: transform .3s ease, border-color .3s ease;
}

.page-news .news-item:hover {
  transform: translateY(-2px);
  border-color: var(--news-rule);
}

.page-news .news-item__thumb {
  margin: 0;
  border: 1px solid var(--news-rule-soft);
}

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

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

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin-bottom: .7rem;
}

.page-news .news-item__when {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--steel);
}

.page-news .news-item__title {
  margin: 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(1.12rem, 2.2vw, 1.42rem);
  line-height: 1.45;
  color: var(--cloud);
}

.page-news .news-item__excerpt {
  margin: .7rem 0 0;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .news-item__more {
  margin-top: .75rem;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-news .news-item__more summary::before {
  content: "+";
  font-size: 1rem;
  line-height: 1;
  color: var(--mint);
}

.page-news .news-item__more[open] summary::before {
  content: "–";
}

.page-news .news-item__more p {
  margin: .65rem 0 0;
  font-size: .91rem;
  line-height: 1.82;
  color: var(--steel);
  border-left: 2px solid var(--news-rule-soft);
  padding-left: .85rem;
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding-block: clamp(2.4rem, 6vw, 4rem);
}

.page-news .news-series__layout {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-news .news-series__figure {
  margin: 0;
  border: 1px solid var(--news-rule);
  box-shadow: 8px 8px 0 rgba(11, 29, 58, .5);
}

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

.page-news .news-series__cols {
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.6rem);
}

.page-news .news-thread {
  padding: clamp(1rem, 2.4vw, 1.5rem);
  background: rgba(19, 42, 74, .72);
  border-top: 2px solid var(--cyan);
}

.page-news .news-thread__head {
  margin-bottom: .9rem;
}

.page-news .news-thread__mark {
  display: block;
  width: 48px;
  height: 12px;
  color: var(--gold);
  margin-bottom: .5rem;
}

.page-news .news-thread h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.08rem, 2.2vw, 1.3rem);
  color: var(--cloud);
}

.page-news .news-thread__desc {
  margin: .45rem 0 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--steel);
}

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

.page-news .news-thread__list li {
  display: grid;
  gap: .25rem;
  padding: .7rem 0;
  border-bottom: 1px dashed var(--news-rule-soft);
}

.page-news .news-thread__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-thread__when {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--mint);
}

.page-news .news-thread__title {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--cloud);
}

/* ---------- 版本更新 ---------- */
.page-news .news-updates {
  color: var(--ink-deep);
  padding-block: clamp(2.4rem, 6vw, 4rem);
}

.page-news .news-updates .news-head {
  border-bottom-color: rgba(11, 29, 58, .18);
}

.page-news .news-updates .news-head h2 {
  color: var(--ink-deep);
}

.page-news .news-updates .news-head .section-index {
  -webkit-text-stroke: 1px var(--amber-deep);
  text-stroke: 1px var(--amber-deep);
}

.page-news .news-updates .news-head__note {
  color: var(--news-ink-soft);
}

.page-news .news-updates__figure {
  margin: 0 0 clamp(1.6rem, 3.6vw, 2.6rem);
  border: 1px solid rgba(11, 29, 58, .18);
  box-shadow: 8px 8px 0 rgba(11, 29, 58, .12);
}

.page-news .news-updates__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-log {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-log__item {
  display: grid;
  gap: .5rem 1.6rem;
  padding: clamp(1.1rem, 2.8vw, 1.8rem) 0;
  border-bottom: 1px solid rgba(11, 29, 58, .16);
}

.page-news .news-log__item:first-child {
  border-top: 1px solid rgba(11, 29, 58, .16);
}

.page-news .news-log__when {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.page-news .news-log__ver {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1;
  color: var(--ink-deep);
}

.page-news .news-log__rel {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--amber-deep);
}

.page-news .news-log__body h3 {
  margin: 0 0 .6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.08rem, 2.2vw, 1.3rem);
  color: var(--ink-deep);
}

.page-news .news-log__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .5rem;
}

.page-news .news-log__points li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--news-ink-soft);
}

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

/* ---------- 规则与名单笔记 ---------- */
.page-news .news-notes {
  padding-block: clamp(2.4rem, 6vw, 4rem);
}

.page-news .news-notes__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.4vw, 1.6rem);
}

.page-news .news-notes__item {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: clamp(1rem, 2.4vw, 1.5rem);
  background: var(--ink-mid);
  border: 1px solid var(--news-rule-soft);
  border-top: 2px solid var(--mint);
}

.page-news .news-notes__item .tag {
  align-self: flex-start;
}

.page-news .news-notes__item h3 {
  margin: 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: 1.08rem;
  line-height: 1.5;
  color: var(--cloud);
}

.page-news .news-notes__item p {
  margin: 0;
  flex: 1;
  font-size: .91rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .news-notes__when {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-news .news-notes__more {
  margin: clamp(1.4rem, 3vw, 2rem) 0 0;
}

/* ---------- 回访入口 ---------- */
.page-news .news-follow {
  padding-block: clamp(2.4rem, 6vw, 3.6rem);
}

.page-news .news-follow__inner {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2.2rem);
  align-items: center;
}

.page-news .news-follow__text h2 {
  margin: 0 0 .6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.1;
  color: var(--cloud);
}

.page-news .news-follow__text p {
  margin: 0;
  max-width: 56ch;
  font-size: .96rem;
  line-height: 1.82;
  color: var(--steel);
}

.page-news .news-follow__links {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-news .news-list__items {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-news .news-item {
    grid-column: 1 / span 10;
  }

  .page-news .news-item:nth-child(even) {
    grid-column: 3 / span 10;
  }

  .page-news .news-item--lead {
    grid-column: 1 / span 12;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

@media (min-width: 1040px) {
  .page-news .news-index__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-series__layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

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

  .page-news .news-log__item {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  }

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

  .page-news .news-follow__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-follow__links {
    justify-content: flex-end;
  }
}

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

  .page-news .news-item:hover {
    transform: none;
  }
}