/* ===== page-news 页面专属样式 ===== */
.page-news {
  --news-space: clamp(2.2rem, 5vw, 4.5rem);
  --news-card-pad: clamp(1rem, 2vw, 1.5rem);
  background: var(--c-bg);
  color: var(--c-text);
}

/* ---- 顶部面板 ---- */
.page-news__hero {
  position: relative;
  padding: var(--space) 0 calc(var(--space) * 1.2);
  border-bottom: 1px solid var(--c-border);
  background-image:
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(255, 255, 255, 0.015) 12px 13px),
    radial-gradient(circle at 88% 10%, rgba(0, 255, 135, 0.08), transparent 42%),
    radial-gradient(circle at 12% 88%, rgba(0, 212, 255, 0.06), transparent 30%);
}

.page-news__masthead {
  margin-top: 1.5rem;
}

.page-news__masthead h1 {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-family: var(--font-head);
  font-size: clamp(2.6rem, 9vw, 4.5rem);
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0.4rem 0 0.8rem;
}

.page-news__rotated-note {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-data);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--c-muted);
  white-space: nowrap;
}

.page-news__lead {
  max-width: 46ch;
  margin: 0;
  color: var(--c-muted);
}

.page-news__status-panel {
  margin-top: 1.5rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-green);
  padding: 0.9rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-news__status-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news__current-version {
  font-size: 1.4rem;
  color: var(--c-green);
}

.page-news__status-note {
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--c-muted);
  letter-spacing: 0.03em;
}

/* ---- 区块标题 ---- */
.page-news__section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--c-border);
  padding-bottom: 0.75rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news__section-head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
  margin: 0;
}

.page-news__section-head .section-subtitle {
  max-width: 34ch;
  margin: 0;
  text-align: right;
  color: var(--c-muted);
  font-size: 0.875rem;
}

.page-news__version-chip {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--c-blue);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  white-space: nowrap;
  text-transform: uppercase;
}

/* ---- 最新发布 ---- */
.page-news__featured {
  padding: var(--news-space) 0;
  border-bottom: 1px solid var(--c-border);
}

.page-news__featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-news__featured-copy h3 {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 4vw, 2.7rem);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin: 0.5rem 0 0.75rem;
}

.page-news__relative-tag {
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-blue);
}

.page-news__featured-copy p {
  color: var(--c-muted);
}

.page-news__feature-list {
  list-style: none;
  margin: 1rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-news__feature-list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--c-muted);
}

.page-news__feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--c-green);
}

.page-news__featured-media {
  margin: 0;
}

.page-news__featured-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  background: var(--c-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

.page-news__featured-media figcaption {
  margin-top: 0.45rem;
  font-size: 0.72rem;
  color: var(--c-muted);
}

/* ---- 更新日志列表 ---- */
.page-news__changelog {
  padding: var(--news-space) 0;
  border-bottom: 1px solid var(--c-border);
}

.page-news__nav-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.25rem;
}

.page-news__nav-tag {
  display: inline-block;
  font-size: 0.875rem;
  color: var(--c-muted);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-news__nav-tag.is-current {
  color: var(--c-green);
  border-color: var(--c-green);
  background: var(--c-green-dim);
}

.page-news__nav-tag--green:hover {
  color: var(--c-green);
  border-color: var(--c-green);
}

.page-news__nav-tag--blue:hover {
  color: var(--c-blue);
  border-color: var(--c-blue);
}

.page-news__nav-tag--red:hover {
  color: var(--c-red);
  border-color: var(--c-red);
}

/* ---- 垂直时间线 ---- */
.page-news__timeline {
  position: relative;
  border-left: 2px solid var(--c-border);
  margin-left: 0.25rem;
  padding-left: 1.25rem;
  display: grid;
  gap: var(--news-space);
}

.page-news__entry {
  position: relative;
  display: grid;
  grid-template-columns: 4.25rem 1fr;
  gap: 0.85rem;
}

.page-news__entry::before {
  content: "";
  position: absolute;
  left: calc(-1.25rem - 2px - 4px);
  top: 0.8rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-bg);
  border: 2px solid var(--c-green);
}

.page-news__entry--green::before {
  border-color: var(--c-green);
  box-shadow: 0 0 10px rgba(0, 255, 135, 0.35);
}

.page-news__entry--blue::before {
  border-color: var(--c-blue);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.35);
}

.page-news__entry--red::before {
  border-color: var(--c-red);
  box-shadow: 0 0 10px rgba(255, 59, 48, 0.35);
}

.page-news__entry-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}

.page-news__version {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--c-green);
  line-height: 1;
  white-space: nowrap;
}

.page-news__entry--blue .page-news__version {
  color: var(--c-blue);
}

.page-news__entry--red .page-news__version {
  color: var(--c-red);
}

.page-news__time {
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--c-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.page-news__entry-body {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: var(--news-card-pad);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-news__entry-body:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 255, 135, 0.35);
}

.page-news__entry--blue .page-news__entry-body:hover {
  border-color: rgba(0, 212, 255, 0.35);
}

.page-news__entry--red .page-news__entry-body:hover {
  border-color: rgba(255, 59, 48, 0.35);
}

.page-news__entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.page-news__tag {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 2px;
  padding: 0.15rem 0.5rem;
  border: 1px solid;
}

.page-news__tag--green {
  color: var(--c-green);
  border-color: rgba(0, 255, 135, 0.4);
  background: rgba(0, 255, 135, 0.08);
}

.page-news__tag--blue {
  color: var(--c-blue);
  border-color: rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.08);
}

.page-news__tag--red {
  color: var(--c-red);
  border-color: rgba(255, 59, 48, 0.4);
  background: rgba(255, 59, 48, 0.08);
}

.page-news__entry-body h3 {
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.15;
  margin: 0 0 0.6rem;
}

.page-news__entry-body p {
  color: var(--c-muted);
  font-size: 0.937rem;
  margin: 0 0 0.75rem;
}

.page-news__entry-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.page-news__entry-body ul li {
  position: relative;
  padding-left: 1rem;
  color: var(--c-muted);
  font-size: 0.875rem;
}

.page-news__entry-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  background: var(--c-blue);
}

/* ---- 时间线中的图片 ---- */
.page-news__inline-media {
  margin: 0;
  padding: 0;
}

.page-news__inline-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  background: var(--c-surface);
}

.page-news__inline-media--mobile {
  max-width: 200px;
}

.page-news__inline-media--mobile img {
  max-width: 200px;
  margin: 0;
}

.page-news__inline-media figcaption {
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: var(--c-muted);
}

/* ---- 展开收起 ---- */
.page-news__expand {
  margin-top: var(--news-space);
  border-top: 1px solid var(--c-border);
  padding-top: 1rem;
}

.page-news__expand summary {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.875rem;
  color: var(--c-blue);
  cursor: pointer;
  list-style: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  user-select: none;
}

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

.page-news__expand summary:hover {
  color: var(--c-green);
}

.page-news__expand[open] summary {
  color: var(--c-muted);
}

.page-news__expand-list {
  display: grid;
  gap: 1rem;
  padding: 1.25rem 0 0.5rem 1rem;
}

.page-news__mini-entry {
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

.page-news__mini-version {
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--c-blue);
  white-space: nowrap;
  font-size: 0.937rem;
}

.page-news__mini-entry p {
  margin: 0;
  color: var(--c-muted);
  font-size: 0.9rem;
}

/* ---- 版本归档 ---- */
.page-news__archive {
  padding: var(--news-space) 0;
}

.page-news__archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-news__archive-col {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: var(--news-card-pad);
}

.page-news__archive-col h3 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-green);
  border-bottom: 1px solid var(--c-border);
  padding-bottom: 0.5rem;
  margin: 0 0 0.75rem;
}

.page-news__archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-news__archive-list li {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 0.5rem;
  align-items: baseline;
}

.page-news__archive-list strong {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--c-blue);
}

.page-news__archive-list span {
  font-size: 0.83rem;
  color: var(--c-muted);
}

.page-news__archive-media {
  margin: 1.5rem 0 2rem;
}

.page-news__archive-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  background: var(--c-surface);
}

.page-news__archive-media figcaption {
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: var(--c-muted);
}

.page-news__archive-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---- 平板及以上 ---- */
@media (min-width: 720px) {
  .page-news__masthead {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 2.5rem;
    align-items: end;
    margin-top: 2rem;
  }

  .page-news__status-panel {
    margin-top: 0;
  }

  .page-news__featured-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
  }

  .page-news__archive-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

/* ---- 桌面端 ---- */
@media (min-width: 1024px) {
  .page-news__entry {
    grid-template-columns: 7rem 1fr;
    gap: 1.5rem;
  }

  .page-news__version {
    font-size: 2rem;
  }

  .page-news__timeline {
    padding-left: 1.75rem;
    margin-left: 0.5rem;
  }

  .page-news__entry::before {
    left: calc(-1.75rem - 2px - 4px);
  }

  .page-news__inline-media--mobile {
    margin-left: 8.75rem;
  }
}