.page-news {
  --hero-bg: var(--night);
  --hero-text: rgba(255, 255, 255, 0.82);
  --card-border: var(--ink);
  font-family: var(--font-body);
}

.page-news__wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}

.page-news__breadcrumb {
  padding: 1rem 1.25rem 0;
  max-width: 1240px;
  margin: 0 auto;
  box-sizing: border-box;
}

/* ========== Hero ========== */
.page-news__hero {
  background: var(--hero-bg);
  color: var(--paper);
  overflow: hidden;
}

.page-news__hero-inner {
  display: grid;
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 3rem;
}

.page-news__hero-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  line-height: 1.12;
  font-weight: 800;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.page-news__hero-desc {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--hero-text);
  margin: 0 0 1.75rem;
  max-width: 46em;
}

.page-news__hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.page-news__stat {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
}

.page-news__stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent-neon);
  line-height: 1.1;
}

.page-news__stat-label {
  display: block;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.66);
  margin-top: 0.25rem;
}

.page-news__latest {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  background: var(--accent-orange);
  border: 2px solid var(--ink);
  border-radius: var(--radius-lg);
  padding: 0.8rem 1rem;
  color: var(--ink);
}

.page-news__latest-code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
}

.page-news__latest-meta {
  font-size: 0.82rem;
  opacity: 0.75;
}

.page-news__latest-btn {
  margin-left: auto;
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
  text-decoration: none;
}

.page-news__hero-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 3px solid var(--ink);
  box-shadow: 12px 12px 0 var(--accent-neon);
  align-self: start;
}

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

/* ========== Section description ========== */
.section-desc {
  font-size: 0.94rem;
  line-height: 1.65;
  margin: 0 0 1.5rem;
  max-width: 60em;
}

.section-desc--light {
  color: rgba(255, 255, 255, 0.82);
}

/* ========== 最近批次更新流 ========== */
.page-news__batches {
  background: var(--zone-yellow);
}

.batch-group {
  margin-bottom: 2rem;
  border: 2px solid var(--ink);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.5);
  overflow: hidden;
}

.batch-group__toggle {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--paper);
  border: 0;
  border-bottom: 2px solid var(--ink);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: left;
  gap: 0.6rem 0.75rem;
  transition: background 0.2s;
}

.batch-group__toggle:hover {
  background: #fff7db;
}

.batch-group__code {
  color: var(--status-new);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
}

.batch-group__meta {
  font-size: 0.8rem;
  color: rgba(17, 17, 17, 0.62);
  flex: 1;
  min-width: 8em;
}

.batch-group__chevron {
  transition: transform 0.2s;
  font-size: 1.2rem;
  line-height: 1;
}

.page-news [data-open="true"] .batch-group__chevron {
  transform: rotate(180deg);
}

.batch-group__body {
  padding: 1.25rem;
}

.page-news__batch-cards {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.page-news__batch-card {
  border: 2px solid var(--ink);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--paper);
  transition: transform 0.15s, box-shadow 0.15s;
}

.page-news__batch-card:hover {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0 var(--ink);
}

.page-news__card-media {
  position: relative;
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.4), rgba(78, 205, 196, 0.3));
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-news .thumb::after {
  content: none;
}

.page-news__card-tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-pill);
  background: var(--paper);
}

.page-news .card__title {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  line-height: 1.35;
  margin: 0.4rem 0 0.2rem;
}

.page-news .card__meta {
  font-size: 0.78rem;
  color: rgba(17, 17, 17, 0.58);
  margin: 0;
}

/* ========== 近三次迭代摘要 ========== */
.page-news__versions {
  background: var(--paper);
}

.page-news__versions-head {
  display: grid;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 2rem;
}

.page-news__versions-visual {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink);
  object-fit: cover;
}

.page-news__version-cards {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

.version-card {
  border: 2px solid var(--ink);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 6px 6px 0 var(--ink);
  transition: transform 0.15s, box-shadow 0.15s;
}

.version-card:hover {
  transform: translateY(-4px);
  box-shadow: 10px 10px 0 var(--ink);
}

.version-card:nth-child(1) {
  background: var(--zone-yellow);
}

.version-card:nth-child(2) {
  background: var(--zone-lake);
}

.version-card:nth-child(3) {
  background: var(--zone-orange);
}

.version-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.version-card__ver {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
}

.version-card__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.version-card__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

/* ========== 历史批次时间轴 ========== */
.page-news__timeline {
  background: var(--night);
  color: var(--paper);
  position: relative;
}

.page-news__texture {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 200px;
  max-width: 30%;
  height: auto;
  opacity: 0.25;
  pointer-events: none;
  border-radius: var(--radius-md);
  z-index: 0;
}

.page-news__timeline .page-news__wrap {
  position: relative;
  z-index: 1;
}

.timeline {
  position: relative;
  padding-left: 1.8rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.6rem;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--radius-pill);
  background: var(--accent-neon);
}

.timeline__item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline__toggle {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  width: 100%;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  cursor: pointer;
  color: var(--paper);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  text-align: left;
  transition: background 0.2s, border-color 0.2s;
}

.timeline__toggle:hover {
  background: rgba(255, 255, 255, 0.13);
  border-color: var(--accent-neon);
}

.timeline__dot {
  position: absolute;
  left: -1.65rem;
  top: 1.05rem;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: var(--accent-orange);
  border: 3px solid var(--paper);
  box-sizing: border-box;
}

.timeline__ver {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-neon);
}

.timeline__label {
  font-weight: 600;
  opacity: 0.9;
}

.timeline__chevron {
  margin-left: auto;
  opacity: 0.8;
  transition: transform 0.2s;
}

.page-news [data-open="true"] .timeline__chevron {
  transform: rotate(180deg);
}

.timeline__detail {
  padding: 1rem 1.2rem 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.8);
}

.timeline__detail p {
  margin: 0;
}

.page-news [data-open="false"] {
  display: none;
}

/* ========== 热门新增条目榜 ========== */
.page-news__hot {
  background: var(--zone-green);
}

.page-news__hot-layout {
  display: grid;
  gap: 2rem;
}

.page-news__hot-list {
  display: grid;
  gap: 0.75rem;
}

.page-news__hot-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "seq title score"
    "zone bar bar";
  gap: 0.4rem 0.75rem;
  align-items: center;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 0.7rem 0.9rem;
  transition: box-shadow 0.15s, transform 0.15s;
}

.page-news__hot-row:hover {
  box-shadow: 6px 6px 0 var(--ink);
  transform: translateY(-2px);
}

.page-news__hot-row .seq-mark {
  grid-area: seq;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.85rem;
}

.page-news__hot-row .list-row__title {
  grid-area: title;
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.4;
  min-width: 0;
}

.page-news__hot-row .list-row__zone {
  grid-area: zone;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: rgba(17, 17, 17, 0.6);
}

.page-news__hot-row .metric-bar {
  grid-area: bar;
  height: 10px;
  background: rgba(17, 17, 17, 0.12);
  border-radius: var(--radius-pill);
  overflow: hidden;
  display: block;
  width: 100%;
}

.page-news__hot-row .metric-bar__fill {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
}

.page-news__hot-score {
  grid-area: score;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.9rem;
  text-align: right;
}

.page-news__hot-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-news__hot-side img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink);
  object-fit: cover;
}

.page-news__hot-note {
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.85rem;
  line-height: 1.65;
}

.page-news__hot-note p {
  margin: 0.6rem 0 0;
}

/* ========== 快捷目录 ========== */
.page-news__quicknav {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--ink);
}

.page-news__quicknav a {
  color: var(--ink);
  border: 2px solid var(--ink);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--paper);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.page-news__quicknav a:hover {
  background: var(--ink);
  color: var(--paper);
}

/* ========== 平板断点 ========== */
@media (min-width: 700px) {
  .page-news__hero-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-news__batch-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news__version-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news__hot-row {
    grid-template-columns: 2.4rem minmax(14em, 1.4fr) auto minmax(8em, 1fr) 2.6rem;
    grid-template-areas: "seq title zone bar score";
  }

  .page-news__hot-row .list-row__zone {
    text-align: left;
  }
}

/* ========== 桌面断点 ========== */
@media (min-width: 1024px) {
  .page-news__hero-inner {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 3rem;
  }

  .page-news__hero-title {
    font-size: 3rem;
  }

  .page-news__versions-head {
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
  }

  .page-news__hot-layout {
    grid-template-columns: 1fr 280px;
    gap: 2.5rem;
  }

  /* 时间轴左右交替 */
  .timeline {
    padding-left: 0;
    max-width: 920px;
    margin: 0 auto;
  }

  .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline__item {
    width: 50%;
    padding-right: 2.5rem;
    margin-bottom: 2.5rem;
  }

  .timeline__item:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 2.5rem;
  }

  .timeline__toggle {
    position: static;
    flex-wrap: nowrap;
  }

  .timeline__dot {
    position: absolute;
    right: -0.62rem;
    left: auto;
    top: 1.15rem;
  }

  .timeline__item:nth-child(even) .timeline__dot {
    right: auto;
    left: -0.62rem;
  }

  .timeline__detail {
    padding-left: 0;
    padding-right: 0;
  }
}