.page-news {
  --news-paper-deep: #EDE6D8;
  --news-ink-muted: #56617A;
  --news-timeline-card-bg: rgba(255, 255, 255, 0.06);
  --news-timeline-card-border: rgba(255, 255, 255, 0.1);
}

/* ========== Hero / 首屏头部 ========== */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 72px;
  background: linear-gradient(135deg, var(--c-blue) 0%, var(--c-midblue) 100%);
  color: var(--c-white);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -80px;
  width: 420px;
  height: 420px;
  border: 2px solid rgba(255, 215, 0, 0.18);
  border-radius: 48px;
  transform: rotate(24deg);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 36%;
  bottom: -180px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 68%);
  pointer-events: none;
}

.page-news .news-hero .container {
  position: relative;
  z-index: 1;
}

.page-news .news-hero .breadcrumb__link {
  color: rgba(255, 255, 255, 0.72);
  transition: color var(--t-fast);
}

.page-news .news-hero .breadcrumb__link:hover {
  color: var(--c-gold);
}

.page-news .news-hero .breadcrumb__item {
  color: rgba(255, 215, 0, 0.9);
}

.page-news .news-hero__content {
  margin-top: 28px;
  max-width: 940px;
}

.page-news .news-hero__content .heading--display {
  color: var(--c-white);
  margin: 18px 0 0;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.page-news .news-hero__lead {
  margin: 22px 0 0;
  max-width: 780px;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.page-news .news-hero .badge {
  padding: 10px 18px;
  border-radius: var(--r-pill);
  font-family: var(--f-mono);
  font-size: var(--fs-caption);
}

.page-news .news-hero .badge--gold {
  background: rgba(255, 215, 0, 0.14);
  color: var(--c-gold);
  border: 1px solid rgba(255, 215, 0, 0.35);
}

.page-news .news-hero .badge--orange {
  background: rgba(255, 107, 53, 0.16);
  color: var(--c-orange);
  border: 1px solid rgba(255, 107, 53, 0.4);
}

.page-news .news-hero .badge--blue {
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-white);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

/* ========== 区块基础 ========== */
.page-news .news-latest,
.page-news .news-features {
  background: var(--c-paper);
}

.page-news .news-changelog {
  background: linear-gradient(180deg, var(--c-blue) 0%, #071530 100%);
  color: var(--c-white);
}

.page-news .news-latest,
.page-news .news-changelog,
.page-news .news-features {
  padding: 72px 0;
}

/* ========== 章节头 ========== */
.page-news .section-head {
  display: flex;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.page-news .section-head .chapter-num {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: clamp(60px, 10vw, 120px);
  line-height: 0.8;
  letter-spacing: -0.08em;
  color: rgba(10, 31, 68, 0.14);
  user-select: none;
}

.page-news .section-head__text {
  max-width: 620px;
  padding-bottom: 6px;
}

.page-news .section-head__text h2 {
  margin: 0 0 8px;
}

.page-news .section-head__text p {
  margin: 0;
  font-size: 15px;
  color: var(--news-ink-muted);
  line-height: 1.6;
}

.page-news .section-head--light .chapter-num {
  color: rgba(255, 215, 0, 0.28);
}

.page-news .section-head--light .section-head__text p {
  color: rgba(255, 255, 255, 0.6);
}

.page-news .news-changelog .heading--h2 {
  color: var(--c-white);
}

/* ========== 01 最新发布 ========== */
.page-news .news-latest__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .news-card {
  background: var(--c-white);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  transition: transform var(--t-med), box-shadow var(--t-med);
}

.page-news .news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sh-hover);
}

.page-news .news-card__media {
  position: relative;
  overflow: hidden;
}

.page-news .news-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .news-card__media .badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 1;
}

.page-news .news-card__body {
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-news .news-card__body h3 {
  margin: 0;
  line-height: 1.35;
}

.page-news .news-card__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--news-ink-muted);
}

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

.page-news .news-card--compact {
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-news .news-card--compact h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
}

.page-news .news-card--compact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--news-ink-muted);
  flex: 1;
}

.page-news .news-card--compact .btn {
  margin-top: 16px;
}

/* ========== 02 更新日志 ========== */
.page-news .filter-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -12px 0 36px;
  padding: 0;
}

.page-news .filter-tags .tag {
  font-family: var(--f-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-pill);
  padding: 8px 14px;
}

.page-news .filter-tags .tag:first-child {
  background: var(--c-gold);
  color: var(--c-blue);
  border-color: transparent;
}

.page-news .changelog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-news .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, rgba(255, 215, 0, 0.8), rgba(255, 107, 53, 0.5));
}

.page-news .timeline__item {
  position: relative;
  padding: 0 0 28px 48px;
}

.page-news .timeline__item:last-child {
  padding-bottom: 0;
}

.page-news .timeline__dot {
  position: absolute;
  left: 0;
  top: 26px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 0 5px rgba(255, 215, 0, 0.14);
}

.page-news .timeline__card {
  background: var(--news-timeline-card-bg);
  border: 1px solid var(--news-timeline-card-border);
  border-radius: var(--r-md);
  padding: 20px 24px;
  color: var(--c-white);
  transition: background var(--t-fast), transform var(--t-fast);
}

.page-news .timeline__card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(4px);
}

.page-news .timeline__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.page-news .timeline__tag {
  font-family: var(--f-mono);
  font-size: var(--fs-caption);
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
}

.page-news .timeline__card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--c-white);
}

.page-news .timeline__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-news .log-cover {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .log-cover__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
}

.page-news .log-cover__card {
  background: linear-gradient(135deg, var(--c-midblue), var(--c-blue));
  border-radius: var(--r-lg);
  padding: 28px;
  color: var(--c-white);
  box-shadow: var(--sh-card);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-news .log-cover__card h3 {
  margin: 0;
  color: var(--c-white);
}

.page-news .log-cover__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
}

.page-news .log-cover__card .btn {
  margin-top: 8px;
}

.page-news .changelog-more {
  margin-top: 40px;
  text-align: center;
}

/* ========== 03 专题系列 ========== */
.page-news .features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-news .feature-card {
  background: var(--c-white);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  overflow: hidden;
  transition: transform var(--t-med), box-shadow var(--t-med);
}

.page-news .feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sh-hover);
}

.page-news .feature-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-news .feature-card__body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-news .feature-card__body h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
}

.page-news .feature-card__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-ink-muted);
}

.page-news .feature-card__points {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .feature-card__points li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-blue);
}

.page-news .feature-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-gold);
}

.page-news .feature-card__body .btn {
  margin-top: 12px;
}

.page-news .feature-card--note {
  background: linear-gradient(120deg, var(--c-blue), var(--c-midblue));
  color: var(--c-white);
  padding: 0;
  box-shadow: var(--sh-card);
}

.page-news .feature-card--note .feature-card__body {
  padding: 32px 30px;
  align-items: flex-start;
}

.page-news .feature-card--note h3 {
  color: var(--c-white);
  font-size: 26px;
}

.page-news .feature-card--note p {
  color: rgba(255, 255, 255, 0.8);
}

.page-news .feature-card--note .badge {
  background: rgba(255, 215, 0, 0.16);
  color: var(--c-gold);
  border: 1px solid rgba(255, 215, 0, 0.35);
}

.page-news .feature-card--note .btn--ghost {
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--c-white);
}

.page-news .feature-card--note .btn--ghost:hover {
  border-color: var(--c-gold);
  color: var(--c-gold);
}

/* ========== 平板端 ========== */
@media (min-width: 700px) {
  .page-news .news-latest__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-card--feature {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(260px, 440px) 1fr;
  }

  .page-news .news-card--feature .news-card__media img {
    height: 100%;
    aspect-ratio: auto;
  }

  .page-news .news-card--feature .news-card__body {
    padding: 36px 40px;
  }
}

/* ========== 桌面端 ========== */
@media (min-width: 880px) {
  .page-news .feature-card {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    align-items: stretch;
  }

  .page-news .feature-card:nth-child(even) .feature-card__media {
    order: 2;
  }

  .page-news .feature-card__media,
  .page-news .feature-card__media img {
    height: 100%;
  }

  .page-news .feature-card__media img {
    aspect-ratio: auto;
  }

  .page-news .feature-card--note {
    grid-column: 1 / -1;
    padding: 40px 48px;
  }

  .page-news .feature-card--note .feature-card__body {
    padding: 0;
    max-width: 860px;
    margin: 0 auto;
  }
}

@media (min-width: 992px) {
  .page-news .news-latest,
  .page-news .news-changelog,
  .page-news .news-features {
    padding: 96px 0;
  }

  .page-news .changelog-layout {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }

  .page-news .log-cover {
    position: sticky;
    top: 110px;
  }
}

/* ========== 移动端细节修正 ========== */
@media (max-width: 599px) {
  .page-news .news-hero {
    padding: calc(var(--header-h) + 24px) 0 56px;
  }

  .page-news .news-hero__lead {
    font-size: 15px;
  }

  .page-news .news-hero__content .heading--display {
    font-size: 30px;
    line-height: 1.2;
  }

  .page-news .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .page-news .news-card--feature .news-card__body {
    padding: 22px;
  }

  .page-news .news-card--compact {
    padding: 22px;
  }

  .page-news .feature-card__body {
    padding: 22px;
  }

  .page-news .feature-card__body h3 {
    font-size: 20px;
  }

  .page-news .feature-card--note .feature-card__body {
    padding: 26px 22px;
  }

  .page-news .feature-card--note h3 {
    font-size: 21px;
  }

  .page-news .timeline__item {
    padding-left: 42px;
  }

  .page-news .timeline__card {
    padding: 18px 20px;
  }
}