.page-news {
  background: var(--c-primary);
  color: var(--c-white);
}

/* ===== 首屏横幅 ===== */
.page-news .news-hero {
  position: relative;
  background: linear-gradient(135deg, var(--c-primary) 0%, #0D2B5E 55%, #163A7A 100%);
  color: var(--c-white);
  padding: 40px 0 64px;
  overflow: hidden;
}
.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 32%;
  background: linear-gradient(180deg, rgba(255,107,0,0.6), rgba(255,215,0,0.1));
  clip-path: polygon(0 0, 100% 0, 15% 100%, 0 100%);
  opacity: 0.25;
  pointer-events: none;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -100px;
  width: 320px;
  height: 320px;
  border: 2px solid rgba(0,229,255,0.35);
  transform: rotate(45deg);
  pointer-events: none;
}
.page-news .news-hero .container {
  position: relative;
  z-index: 1;
}
.page-news .news-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 24px;
}
.page-news .news-hero-copy .section-kicker {
  color: var(--c-electric);
}
.page-news .news-hero h1 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.08;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 12px 0 16px;
}
.page-news .news-hero-lead {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.82);
  max-width: 520px;
}
.page-news .news-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.14);
}
.page-news .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 110px;
}
.page-news .hero-stat-num {
  display: inline-flex;
  align-items: baseline;
}
.page-news .hero-stat-num .data-number {
  font-size: 36px;
  color: var(--c-gold);
  line-height: 1;
}
.page-news .hero-stat-num .data-unit {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--c-gold);
  margin-left: 2px;
}
.page-news .hero-stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
}
.page-news .news-hero-aside {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
  padding-top: 6px;
  position: relative;
}
.page-news .news-hero-aside .rotate-note {
  display: none;
}
.page-news .news-hero-aside .exhibition-tag {
  flex: 1 1 45%;
  text-align: center;
  background: rgba(0,229,255,0.08);
  border-color: rgba(0,229,255,0.4);
  color: var(--c-electric);
}
.page-news .news-hero-aside .exhibition-tag:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== 章节区块 ===== */
.page-news .news-section {
  padding: 56px 0;
}
.page-news .news-section.is-light {
  background: var(--c-light);
  color: var(--c-dark);
}
.page-news .news-section.is-dark {
  background: var(--c-primary);
  color: var(--c-white);
}
.page-news .section-head h2 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 30px;
  margin: 10px 0 10px;
  padding-left: 16px;
  position: relative;
  color: var(--c-dark);
}
.page-news .section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 5px;
  height: calc(100% - 12px);
  background: var(--c-accent);
}
.page-news .section-desc {
  max-width: 560px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-gray);
}
.page-news .news-section.is-dark .section-head h2 {
  color: #fff;
}
.page-news .news-section.is-dark .section-desc {
  color: rgba(255,255,255,0.62);
}
.page-news .section-kicker {
  color: var(--c-accent);
}

/* ===== 筛选区 ===== */
.page-news .filter-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 24px 0 18px;
}
.page-news .filter-bar {
  width: 100%;
  display: flex;
  align-items: center;
}
.page-news .filter-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-gray);
  text-transform: uppercase;
}
.page-news .filter-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-news .filter-btn {
  display: inline-block;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--c-border);
  background: var(--c-white);
  color: var(--c-dark);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s ease;
}
.page-news .filter-btn:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}
.page-news .filter-radio:checked + .filter-btn {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
}
.page-news #filter-feature:checked ~ .filter-list .update-item:not(.tag-feature),
.page-news #filter-optimize:checked ~ .filter-list .update-item:not(.tag-optimize),
.page-news #filter-data:checked ~ .filter-list .update-item:not(.tag-data) {
  display: none;
}

/* ===== 更新列表 ===== */
.page-news .filter-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-news .update-item {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px 16px;
  padding: 18px;
  background: var(--c-white);
  border-left: 3px solid var(--c-accent);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}
.page-news .update-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,0,0.1), rgba(0,229,255,0.06));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s ease;
  pointer-events: none;
}
.page-news .update-item:hover::before {
  transform: scaleX(1);
}
.page-news .update-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}
.page-news .update-index {
  width: 38px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.3;
  color: var(--c-accent);
  position: relative;
  z-index: 1;
}
.page-news .update-body {
  flex: 1 1 calc(100% - 60px);
  min-width: 0;
  position: relative;
  z-index: 1;
}
.page-news .update-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.page-news .update-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gray);
  letter-spacing: 0.06em;
}
.page-news .update-body h3 {
  font-family: var(--font-headline);
  font-size: 19px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--c-dark);
  margin: 0 0 6px;
}
.page-news .update-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0;
}
.page-news .update-thumb {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 2px;
  position: relative;
  z-index: 1;
}
.page-news .update-extra {
  display: none;
}

/* ===== 赛后复盘 ===== */
.page-news .replay-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
  margin-top: 28px;
}
.page-news .replay-featured {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
}
.page-news .replay-featured-media {
  width: 100%;
  overflow: hidden;
}
.page-news .replay-featured-media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.page-news .replay-featured:hover .replay-featured-media img {
  transform: scale(1.02);
}
.page-news .replay-featured-body {
  padding: 18px 18px 22px;
}
.page-news .replay-featured-body h3 {
  font-family: var(--font-headline);
  font-size: 22px;
  line-height: 1.25;
  color: #fff;
  margin: 10px 0 10px;
}
.page-news .replay-featured-body p {
  color: rgba(255,255,255,0.72);
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 8px;
}
.page-news .replay-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-news .replay-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 16px 18px;
  border-radius: 2px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.page-news .replay-card:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--c-accent);
  transform: translateY(-2px);
}
.page-news .replay-card h3 {
  color: #fff;
  font-family: var(--font-headline);
  font-size: 17px;
  line-height: 1.3;
  margin: 8px 0 6px;
}
.page-news .replay-card p {
  color: rgba(255,255,255,0.6);
  font-size: 13px;
  line-height: 1.7;
  margin: 0;
}
.page-news .replay-detail {
  max-height: 0;
  overflow: hidden;
  color: var(--c-electric);
  font-size: 13px;
  line-height: 1.6;
  transition: max-height 0.3s ease, margin 0.3s ease, padding 0.3s ease;
}
.page-news .replay-archive {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.page-news .replay-archive .btn {
  color: var(--c-white);
  border-color: rgba(255,255,255,0.3);
}
.page-news .replay-archive .btn:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

/* ===== 赛场速递 ===== */
.page-news .express-section {
  background: var(--c-white);
  color: var(--c-dark);
}
.page-news .express-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  margin-top: 28px;
}
.page-news .express-item {
  background: var(--c-white);
  padding: 18px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  position: relative;
}
.page-news .express-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: var(--c-accent);
  line-height: 1.3;
  flex-shrink: 0;
}
.page-news .express-content {
  flex: 1;
  min-width: 0;
}
.page-news .express-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-dark);
  margin: 0 0 4px;
}
.page-news .express-content p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0;
}
.page-news .express-item .tag {
  flex-shrink: 0;
}

/* ===== 版本日志 ===== */
.page-news .changelog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}
.page-news .changelog-entry {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  padding: 24px 20px 26px;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-news .changelog-entry::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-gold));
}
.page-news .changelog-version {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--c-dark);
  line-height: 1.2;
}
.page-news .changelog-quarter {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 10px;
  background: var(--c-accent);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.1em;
  border-radius: 2px;
}
.page-news .changelog-entry ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.page-news .changelog-entry li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-gray);
}
.page-news .changelog-entry li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-accent);
  font-family: var(--font-mono);
}

/* ===== 效率数据 ===== */
.page-news .data-section {
  background: var(--c-primary);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.page-news .data-section::after {
  content: "";
  position: absolute;
  right: -110px;
  top: -110px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 24px solid rgba(255,107,0,0.16);
  pointer-events: none;
}
.page-news .data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.page-news .data-copy h2,
.page-news .team-copy h2 {
  font-family: var(--font-headline);
  font-weight: 700;
  color: #fff;
}
.page-news .data-copy > p {
  color: rgba(255,255,255,0.68);
  line-height: 1.8;
  font-size: 15px;
  max-width: 460px;
}
.page-news .data-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.page-news .data-metric {
  display: flex;
  flex-direction: column;
  padding-top: 14px;
  border-top: 2px solid var(--c-accent);
}
.page-news .data-metric .data-number {
  font-size: 28px;
  color: var(--c-gold);
  line-height: 1.1;
}
.page-news .data-metric .data-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-gold);
}
.page-news .data-metric-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  margin-top: 6px;
  letter-spacing: 0.04em;
}
.page-news .data-figure img {
  width: 100%;
  height: auto;
  display: block;
  box-shadow: var(--shadow-lg);
}

/* ===== 编辑部后台 ===== */
.page-news .team-section.is-dark {
  background: #071833;
}
.page-news .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}
.page-news .team-media {
  position: relative;
}
.page-news .team-media img {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
}
.page-news .team-media::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--c-accent);
  z-index: 0;
}
.page-news .team-copy p {
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  font-size: 14px;
  margin: 0 0 14px;
}
.page-news .team-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ===== 悬停展开摘要 ===== */
@media (hover: hover) {
  .page-news .replay-card:hover .replay-detail,
  .page-news .replay-card:focus-within .replay-detail {
    max-height: 6em;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed rgba(0,229,255,0.35);
  }
}
@media (hover: none) {
  .page-news .replay-detail {
    max-height: none;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed rgba(0,229,255,0.35);
  }
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-news .news-hero {
    padding: 52px 0 76px;
  }
  .page-news .news-hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }
  .page-news .news-hero h1 {
    font-size: clamp(44px, 6vw, 72px);
  }
  .page-news .news-hero-stats {
    gap: 20px 40px;
  }
  .page-news .hero-stat-num .data-number {
    font-size: 44px;
  }
  .page-news .news-hero-aside {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding-top: 60px;
    padding-left: 40px;
  }
  .page-news .news-hero-aside .rotate-note {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    height: 108px;
    writing-mode: vertical-rl;
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--c-electric);
  }
  .page-news .news-hero-aside .exhibition-tag {
    flex: 0 0 auto;
    text-align: right;
    justify-content: flex-end;
    padding: 14px 18px;
  }
  .page-news .news-section {
    padding: var(--section-gap) 0;
  }
  .page-news .section-head h2 {
    font-size: 40px;
  }
  .page-news .filter-btn {
    padding: 8px 18px;
  }
  .page-news .update-item {
    padding: 24px 28px;
    gap: 20px 24px;
    flex-wrap: nowrap;
  }
  .page-news .update-index {
    width: 56px;
    font-size: 30px;
  }
  .page-news .update-body {
    flex: 1;
  }
  .page-news .update-thumb {
    width: 220px;
    height: 124px;
    aspect-ratio: auto;
    flex-shrink: 0;
  }
  .page-news .update-extra {
    display: block;
    flex-shrink: 0;
    align-self: center;
    padding: 9px 14px;
    background: #F0F4FA;
    border: 1px solid var(--c-border);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--c-primary);
    position: relative;
    z-index: 1;
    white-space: nowrap;
  }
  .page-news .replay-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 20px;
  }
  .page-news .replay-featured-media img {
    height: 280px;
  }
  .page-news .replay-featured-body {
    padding: 24px 28px 28px;
  }
  .page-news .replay-card {
    padding: 18px 20px;
  }
  .page-news .replay-archive {
    gap: 12px;
  }
  .page-news .express-list {
    grid-template-columns: 1fr 1fr;
  }
  .page-news .express-item {
    padding: 22px 24px;
  }
  .page-news .changelog-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .page-news .changelog-entry {
    padding: 28px 24px 30px;
  }
  .page-news .changelog-version {
    font-size: 32px;
  }
  .page-news .data-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
  .page-news .data-metrics {
    gap: 20px;
  }
  .page-news .data-metric .data-number {
    font-size: 40px;
  }
  .page-news .team-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
  .page-news .team-copy h2 {
    font-size: 40px;
  }
}