.page-news {
  background: var(--bg-warm);
  color: var(--ink-normal);
  font-family: var(--font-body);
  min-height: 100vh;
}

/* ---------- 顶部导航与页面题目 ---------- */
.page-news__topbar {
  padding-top: var(--space-2);
}

.page-news__topbar .breadcrumb {
  margin-bottom: 8px;
}

.page-news__intro {
  border-bottom: 2px solid var(--line-grid);
  padding: 8px 0 20px;
  margin-bottom: 28px;
}

.page-news__intro h1 {
  font-family: var(--font-heading);
  font-size: clamp(24px, 4.5vw, 40px);
  line-height: 1.12;
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-news__intro p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 760px;
  margin: 0;
}

.page-news__intro strong {
  color: var(--ink-normal);
}

/* ---------- 今日更新横幅 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: linear-gradient(120deg, var(--card-orange) 0%, #ff9c6a 52%, #ffbf75 100%);
  border-top: 2px solid var(--ink-normal);
  border-bottom: 2px solid var(--ink-normal);
  box-shadow: 6px 6px 0 rgba(26, 26, 26, 0.12);
}

.page-news .news-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  filter: saturate(1.15) contrast(1.05);
}

.page-news .news-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px 0 32px;
}

.page-news .news-hero__left {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
}

.page-news .news-hero__label {
  font-family: var(--font-tag);
  font-size: 14px;
  font-weight: 700;
  background: var(--ink-normal);
  color: var(--accent-yellow);
  padding: 4px 12px;
  border: 2px solid var(--ink-normal);
  text-transform: uppercase;
}

.page-news .news-hero__batch {
  font-family: var(--font-heading);
  font-size: clamp(52px, 10vw, 96px);
  line-height: 0.9;
  color: var(--accent-yellow);
  text-shadow: 3px 3px 0 var(--ink-normal);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.page-news .news-hero__right {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.page-news .news-hero__count {
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  background: var(--ink-normal);
  color: var(--accent-yellow);
  padding: 6px 14px;
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-news .news-hero__tagline {
  font-family: var(--font-tag);
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink-normal);
  max-width: 560px;
  margin: 0;
}

.page-news .news-hero__keywords {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 6px 0 0;
}

.page-news .news-hero__keywords li {
  background: rgba(255, 255, 255, 0.3);
  border: 1.5px solid var(--ink-normal);
  border-radius: 999px;
  padding: 5px 14px;
  font-family: var(--font-tag);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.25);
}

/* ---------- 批次时间线 ---------- */
.page-news .batch-timeline {
  background: var(--bg-cool);
  border-bottom: 2px solid var(--line-grid);
  padding: 32px 0 48px;
}

.page-news .section-heading {
  margin-bottom: 24px;
}

.page-news .section-heading h2 {
  font-family: var(--font-heading);
  font-size: clamp(22px, 3vw, 32px);
  text-transform: uppercase;
  margin: 0 0 8px;
  letter-spacing: 0.5px;
}

.page-news .section-heading p {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0;
}

.page-news .timeline-wrap {
  display: block;
}

.page-news .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 10px 0 0 32px;
}

.page-news .timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  border-left: 2px dashed var(--line-grid);
}

.page-news .timeline-item {
  position: relative;
  margin-bottom: 24px;
}

.page-news .timeline-item__dot {
  position: absolute;
  left: -24px;
  top: 18px;
  width: 16px;
  height: 16px;
  background: var(--accent-yellow);
  border: 2px solid var(--ink-normal);
  border-radius: 50%;
  box-shadow: 2px 2px 0 var(--ink-normal);
}

.page-news .timeline-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-bottom: 10px;
}

.page-news .timeline-item__batch {
  font-family: var(--font-heading);
  font-size: 22px;
  background: var(--accent-yellow);
  border: 2px solid var(--ink-normal);
  padding: 2px 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 2px 2px 0 var(--ink-normal);
}

.page-news .timeline-item__time {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--ink-soft);
  background: var(--bg-warm);
  border: 1px solid var(--line-grid);
  padding: 3px 10px;
  text-transform: uppercase;
}

.page-news .timeline-item__count {
  font-family: var(--font-tag);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-normal);
  background: var(--card-blue);
  color: #fff;
  padding: 3px 10px;
  border-radius: 999px;
}

.page-news .timeline-item__list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: var(--bg-warm);
  border: 1.5px solid var(--ink-normal);
  box-shadow: 4px 4px 0 rgba(26, 26, 26, 0.12);
}

.page-news .timeline-item__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding: 10px 14px;
  border-bottom: 1px dotted var(--line-grid);
  font-size: 13px;
  line-height: 1.5;
}

.page-news .timeline-item__list li:last-child {
  border-bottom: 0;
}

.page-news .timeline-item__num {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  color: var(--card-orange);
  min-width: 20px;
}

.page-news .timeline-item__name {
  flex: 1 1 180px;
  font-family: var(--font-body);
}

.page-news .timeline-item__more {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-normal);
  text-decoration: none;
  border-bottom: 2px solid var(--accent-yellow);
  padding-bottom: 1px;
  transition: background-color 0.2s ease;
}

.page-news .timeline-item__more:hover {
  background: var(--accent-yellow);
}

.page-news .timeline-side {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-news .timeline-side__img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--ink-normal);
  box-shadow: 4px 4px 0 rgba(26, 26, 26, 0.15);
}

.page-news .timeline-side__stats {
  background: var(--bg-warm);
  border: 1.5px solid var(--ink-normal);
  box-shadow: 3px 3px 0 rgba(26, 26, 26, 0.12);
  margin: 0;
  padding: 16px 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
}

.page-news .timeline-side__stats div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .timeline-side__stats dt {
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.page-news .timeline-side__stats dd {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-news .timeline-side__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .timeline-side__links a {
  font-family: var(--font-tag);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-normal);
  text-decoration: none;
  background: var(--accent-yellow);
  border: 2px solid var(--ink-normal);
  padding: 6px 14px;
  box-shadow: 2px 2px 0 var(--ink-normal);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.page-news .timeline-side__links a:hover {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 var(--ink-normal);
}

/* ---------- 订阅提醒 ---------- */
.page-news .subscribe-block {
  background: var(--bg-dark);
  color: #fff;
  border-top: 3px solid var(--accent-yellow);
  border-bottom: 3px solid var(--accent-yellow);
  padding: 36px 0;
}

.page-news .subscribe-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.page-news .subscribe-copy {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.page-news .subscribe-copy h2 {
  font-family: var(--font-heading);
  font-size: clamp(22px, 3vw, 32px);
  text-transform: uppercase;
  color: var(--accent-yellow);
  margin: 0;
  letter-spacing: 0.5px;
}

.page-news .subscribe-copy p {
  font-size: 14px;
  line-height: 1.6;
  color: #dcdcdc;
  margin: 0;
  max-width: 520px;
}

.page-news .subscribe-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: 100%;
  max-width: 520px;
}

.page-news .subscribe-form__input {
  flex: 1 1 220px;
  padding: 12px 14px;
  border: 2px solid var(--ink-normal);
  background: var(--bg-warm);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink-normal);
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.25);
}

.page-news .subscribe-form__input:focus {
  outline: 2px solid var(--accent-yellow);
  outline-offset: 2px;
}

.page-news .subscribe-form__btn {
  font-family: var(--font-heading);
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--card-green);
  color: var(--ink-normal);
  border: 2px solid var(--ink-normal);
  padding: 12px 24px;
  cursor: pointer;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.page-news .subscribe-form__btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.25);
}

.page-news .subscribe-note {
  font-size: 12px;
  color: #b0b0b0;
}

.page-news .subscribe-grid__img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--accent-yellow);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
}

/* ---------- 分类调整与功能优化记录 ---------- */
.page-news .changelog {
  background: var(--bg-warm);
  padding: 32px 0 40px;
}

.page-news .changelog-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  min-width: 0;
}

.page-news .changelog-list li {
  padding: 13px 0;
  border-bottom: 1px solid var(--line-grid);
  font-size: 13px;
  line-height: 1.6;
  display: block;
}

.page-news .changelog__time {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  display: inline-block;
  margin-right: 10px;
  background: var(--bg-cool);
  border: 1px solid var(--line-grid);
  padding: 2px 8px;
}

.page-news .changelog__type {
  font-family: var(--font-tag);
  font-size: 13px;
  font-weight: 700;
  display: inline-block;
  margin-right: 10px;
  background: var(--card-blue);
  color: #fff;
  padding: 2px 10px;
  border-radius: 999px;
}

.page-news .changelog-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 2px solid var(--ink-normal);
  padding-top: 20px;
}

.page-news .changelog-nav a {
  font-family: var(--font-tag);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-normal);
  text-decoration: none;
  border: 2px solid var(--ink-normal);
  background: var(--accent-yellow);
  padding: 6px 16px;
  box-shadow: 2px 2px 0 var(--line-grid);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.page-news .changelog-nav a:hover {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 var(--line-grid);
}

/* ---------- 底部装饰 ---------- */
.page-news__decor {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-top: 2px solid var(--line-grid);
  border-bottom: 2px solid var(--line-grid);
  background: var(--bg-cool);
}

/* ---------- 桌面端布局微调 ---------- */
@media (min-width: 768px) {
  .page-news__intro {
    margin-bottom: 32px;
  }

  .page-news .news-hero__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 36px 0 40px;
  }

  .page-news .news-hero__left {
    flex: 0 0 auto;
  }

  .page-news .news-hero__right {
    align-items: flex-end;
    text-align: right;
  }

  .page-news .news-hero__tagline {
    font-size: 17px;
  }

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

  .page-news .batch-timeline {
    padding: 44px 0 64px;
  }

  .page-news .timeline-wrap {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    align-items: start;
  }

  .page-news .timeline-side {
    margin-top: 0;
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-news .timeline-item__batch {
    font-size: 26px;
  }

  .page-news .timeline-item__list li {
    padding: 12px 16px;
    font-size: 14px;
  }

  .page-news .subscribe-block {
    padding: 48px 0;
  }

  .page-news .subscribe-grid {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
  }

  .page-news .changelog {
    padding: 44px 0 56px;
  }

  .page-news .changelog-list li {
    display: grid;
    grid-template-columns: 84px 110px 1fr;
    gap: 16px;
    align-items: baseline;
    font-size: 14px;
  }

  .page-news .changelog__time,
  .page-news .changelog__type {
    margin-right: 0;
  }
}

@media (min-width: 1024px) {
  .page-news__intro h1 {
    font-size: 44px;
  }

  .page-news .timeline-wrap {
    grid-template-columns: 1fr 340px;
    gap: 48px;
  }
}