.page-news {
  --news-band: rgba(21, 29, 64, 0.62);
  --news-version-fg: #C9A6FF;
  --news-rule-fg: #FFB078;
  --news-mobile-fg: #7DF0E3;
}

/* ---------- 首屏 ---------- */

.page-news .notes-hero {
  padding-top: 20px;
}

.page-news .notes-hero-banner {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--void-indigo);
}

.page-news .notes-hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 10, 24, 0) 42%, rgba(7, 10, 24, 0.9) 100%);
  pointer-events: none;
}

.page-news .notes-hero-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-news .notes-hero-copy {
  margin-top: 32px;
  row-gap: 24px;
  align-items: start;
}

.page-news .notes-hero-copy h1 {
  margin: 12px 0 0;
}

.page-news .notes-hero-copy .lede {
  margin: 0;
  color: var(--slate-mute);
}

/* ---------- 精选专题 ---------- */

.page-news .topic-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 36px;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  background: var(--deep-indigo);
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--neon-violet);
  border-radius: var(--radius);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news .topic-card--rule {
  border-top-color: var(--pulse-orange);
}

.page-news .topic-card--mobile {
  border-top-color: var(--signal-cyan);
}

.page-news .topic-card:hover {
  transform: translateY(-3px);
}

.page-news .topic-media {
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--void-indigo);
}

.page-news .topic-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .topic-card .exhibit-label {
  align-self: flex-start;
}

.page-news .topic-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--paper-white);
}

.page-news .topic-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-mute);
}

.page-news .topic-card .link-arrow {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13px;
}

/* ---------- 笔记列表 ---------- */

.page-news .notes-stream {
  margin-top: 32px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--deep-indigo);
  overflow: hidden;
}

.page-news .notes-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: var(--news-band);
  border-bottom: 1px solid var(--hairline);
}

.page-news .notes-filter {
  flex: 1 1 240px;
  min-width: 0;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--paper-white);
  background: var(--void-indigo);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  appearance: none;
  -webkit-appearance: none;
}

.page-news .notes-filter::placeholder {
  color: var(--slate-mute);
}

.page-news .notes-filter:focus {
  outline: none;
  border-color: var(--signal-cyan);
  box-shadow: 0 0 0 2px rgba(53, 230, 210, 0.18);
}

.page-news .notes-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-mute);
  white-space: nowrap;
}

.page-news .notes-stream > .note-row {
  margin: 0;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  border-radius: 0;
  background: transparent;
}

.page-news .notes-stream > .note-row:last-of-type {
  border-bottom: 0;
}

.page-news .note-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  width: 100%;
  margin: 0;
  padding: 20px 18px;
  text-align: left;
  font: inherit;
  color: inherit;
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .note-head:hover {
  border-left-color: var(--signal-cyan);
  background: rgba(53, 230, 210, 0.045);
}

.page-news .note-head:focus-visible {
  outline: 2px solid var(--signal-cyan);
  outline-offset: -2px;
}

.page-news .note-row[data-open] .note-head {
  border-left-color: var(--signal-cyan);
}

.page-news .note-headline {
  display: block;
  min-width: 0;
}

.page-news .note-title {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--paper-white);
}

.page-news .note-summary {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-mute);
}

.page-news .note-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  order: -1;
  min-width: 0;
}

.page-news .note-cat {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  border: 1px solid currentColor;
  border-radius: var(--radius);
}

.page-news .note-cat--version {
  color: var(--news-version-fg);
  background: rgba(166, 107, 255, 0.12);
}

.page-news .note-cat--rule {
  color: var(--news-rule-fg);
  background: rgba(255, 122, 47, 0.12);
}

.page-news .note-cat--mobile {
  color: var(--news-mobile-fg);
  background: rgba(53, 230, 210, 0.1);
}

.page-news .note-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--signal-cyan);
  white-space: nowrap;
}

.page-news .note-detail {
  display: none;
  padding: 0 18px 22px;
}

.page-news .note-row[data-open] .note-detail {
  display: block;
}

.page-news .note-points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .note-points li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-mute);
}

.page-news .note-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--neon-violet);
}

.page-news .notes-empty {
  margin: 0;
  padding: 24px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-mute);
}

.page-news .notes-empty[hidden] {
  display: none;
}

/* ---------- 更新节奏 ---------- */

.page-news .notes-rhythm-grid {
  row-gap: 36px;
  align-items: start;
}

.page-news .notes-rhythm .prose {
  margin-top: 18px;
}

.page-news .rhythm-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 24px 0 0;
}

.page-news .rhythm-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .rhythm-stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--news-band);
}

.page-news .rhythm-stats .stat-figure {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper-white);
}

.page-news .rhythm-stats .stat-figure em {
  font-style: normal;
  font-size: 13px;
  margin-left: 3px;
  color: var(--signal-cyan);
}

.page-news .rhythm-stats .stat-label {
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--slate-mute);
}

/* ---------- 选题与合作 ---------- */

.page-news .submit-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 30px 22px;
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--pulse-orange);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(255, 122, 47, 0.13) 0%, rgba(7, 10, 24, 0) 58%),
    var(--deep-indigo);
}

.page-news .submit-copy .prose {
  margin-top: 16px;
  max-width: 34em;
}

.page-news .submit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  align-content: flex-start;
}

.page-news .submit-note {
  flex-basis: 100%;
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--slate-mute);
  word-break: break-all;
}

/* ---------- 响应式 ---------- */

@media (min-width: 800px) {
  .page-news .topic-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 44px;
  }

  .page-news .note-head {
    grid-template-columns: minmax(0, 1fr) 156px;
    gap: 32px;
    align-items: start;
    padding: 22px 24px;
  }

  .page-news .note-meta {
    order: 0;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 8px;
    text-align: right;
  }

  .page-news .note-detail {
    padding: 0 24px 24px;
  }

  .page-news .note-points {
    max-width: 62em;
  }
}

@media (min-width: 860px) {
  .page-news .notes-rhythm-grid {
    align-items: start;
  }

  .page-news .submit-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 44px;
    padding: 40px 36px;
  }

  .page-news .submit-actions {
    justify-content: flex-end;
    max-width: 340px;
  }
}

@media (max-width: 767px) {
  .page-news .notes-hero-copy.grid-12,
  .page-news .notes-rhythm-grid.grid-12 {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .notes-hero-copy.grid-12 > *,
  .page-news .notes-rhythm-grid.grid-12 > * {
    grid-column: 1 / -1;
  }

  .page-news .notes-rhythm-grid {
    row-gap: 28px;
  }
}

@media (max-width: 479px) {
  .page-news .notes-hero-banner img {
    aspect-ratio: 4 / 3;
  }

  .page-news .notes-toolbar {
    padding: 14px;
  }

  .page-news .note-head {
    padding: 18px 14px;
  }

  .page-news .note-detail {
    padding: 0 14px 20px;
  }

  .page-news .notes-empty {
    padding: 20px 14px;
  }

  .page-news .rhythm-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .submit-band {
    padding: 24px 16px;
  }
}