.page-news {
  --news-time-col: 152px;
  --news-feed-gap: 28px;
  background: var(--indigo-950);
  color: var(--paper);
  overflow-x: hidden;
}

.page-news .breadcrumbs {
  padding-top: clamp(14px, 3vw, 24px);
}

.page-news .news-hero {
  position: relative;
  padding: clamp(28px, 5vw, 54px) 0 clamp(36px, 6vw, 72px);
  border-bottom: var(--border);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(46, 60, 120, 0.18) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 60, 120, 0.18) 1px, transparent 1px),
    radial-gradient(circle at 82% 12%, rgba(242, 178, 62, 0.14), transparent 46%);
  background-size: 24px 24px, 24px 24px, 100% 100%;
  opacity: 0.55;
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-hero h1 {
  margin: 12px 0 18px;
  max-width: 16ch;
  font-size: clamp(2.35rem, 8.2vw, 5.2rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 900;
}

.page-news .news-hero__hl {
  color: var(--gold-300);
}

.page-news .news-hero__lede {
  max-width: 62ch;
  margin: 0 0 24px;
  color: var(--paper);
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  line-height: 1.85;
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-news .news-hero__meta > span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .news-hero__freq {
  color: var(--gold-300);
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.page-news .dot {
  display: inline-block;
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  vertical-align: middle;
}

.page-news .dot--channel { background: var(--vermilion); }
.page-news .dot--schedule { background: var(--turquoise); }
.page-news .dot--rules { background: var(--gold-500); }
.page-news .dot--archive { background: var(--muted); }

/* 置顶专题 */
.page-news .news-feature {
  padding-top: clamp(36px, 6vw, 64px);
}

.page-news .feature-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-stack);
  overflow: hidden;
}

.page-news .feature-card__body {
  padding: clamp(22px, 4vw, 44px);
}

.page-news .feature-card__tag {
  background: var(--ink);
  color: var(--paper);
}

.page-news .feature-card h2 {
  margin: 14px 0 16px;
  font-size: clamp(1.55rem, 4.6vw, 2.7rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 22ch;
}

.page-news .feature-card p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: #242a45;
  max-width: 60ch;
}

.page-news .feature-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
  padding: 0;
  list-style: none;
}

.page-news .feature-cats li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border: 1px solid rgba(10, 14, 31, 0.28);
  border-radius: var(--radius);
  background: rgba(10, 14, 31, 0.04);
  font-size: 13px;
  color: var(--ink);
}

.page-news .feature-cats__num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: #6a5a2a;
}

.page-news .feature-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .feature-card__ghost {
  color: var(--ink);
  border-color: rgba(10, 14, 31, 0.45);
}

.page-news .feature-card__ghost:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.page-news .feature-card__figure {
  margin: 0;
  border-top: 1px solid var(--line);
  min-height: 220px;
}

.page-news .feature-card__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  min-height: 220px;
}

/* 动态列表 */
.page-news .news-feed-section {
  position: relative;
}

.page-news .news-feed-section__intro {
  max-width: 58ch;
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.page-news .news-filter {
  position: relative;
  margin-top: clamp(24px, 4vw, 38px);
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  margin-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-filter__chips label {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border: var(--border);
  border-radius: var(--radius);
  background: var(--indigo-900);
  color: var(--paper);
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .news-filter__chips label:hover {
  border-color: var(--gold-500);
}

.page-news #cat-all:checked ~ .news-filter__chips label[for="cat-all"],
.page-news #cat-channel:checked ~ .news-filter__chips label[for="cat-channel"],
.page-news #cat-schedule:checked ~ .news-filter__chips label[for="cat-schedule"],
.page-news #cat-rules:checked ~ .news-filter__chips label[for="cat-rules"],
.page-news #cat-archive:checked ~ .news-filter__chips label[for="cat-archive"] {
  background: var(--gold-500);
  border-color: var(--gold-500);
  color: var(--ink);
  font-weight: 700;
}

.page-news .news-filter__chips label[for="cat-all"]:focus-visible,
.page-news .news-filter__chips label[for="cat-channel"]:focus-visible,
.page-news .news-filter__chips label[for="cat-schedule"]:focus-visible,
.page-news .news-filter__chips label[for="cat-rules"]:focus-visible,
.page-news .news-filter__chips label[for="cat-archive"]:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: 2px;
}

.page-news #cat-channel:checked ~ .news-feed .news-item:not([data-cat="channel"]),
.page-news #cat-schedule:checked ~ .news-feed .news-item:not([data-cat="schedule"]),
.page-news #cat-rules:checked ~ .news-feed .news-item:not([data-cat="rules"]),
.page-news #cat-archive:checked ~ .news-feed .news-item:not([data-cat="archive"]) {
  display: none;
}

.page-news .news-feed {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 22px 0;
  border-bottom: var(--border);
}

.page-news .news-item__time {
  display: inline-block;
  align-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.4;
  color: var(--gold-300);
  background: rgba(242, 178, 62, 0.08);
  border: 1px solid rgba(242, 178, 62, 0.28);
  border-radius: var(--radius);
  padding: 5px 9px;
  width: fit-content;
}

.page-news .news-item__card {
  position: relative;
  padding: 2px 0 2px 0;
}

.page-news .news-item__cat {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .news-item h3 {
  margin: 9px 0 8px;
  font-size: clamp(1.08rem, 2.7vw, 1.34rem);
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-item p {
  margin: 0 0 8px;
  color: #c3c9e0;
  font-size: 15px;
  line-height: 1.8;
  max-width: 66ch;
}

.page-news .news-item__byline {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-news .news-item__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 12px;
}

.page-news .news-item__thumb {
  margin: 0;
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.page-news .news-item__more {
  border-left: 2px solid var(--line);
  padding-left: 14px;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gold-300);
  list-style: none;
}

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

.page-news .news-item__more summary::before {
  content: "+";
  font-size: 14px;
  line-height: 1;
  color: var(--gold-500);
}

.page-news .news-item__more[open] summary::before {
  content: "−";
}

.page-news .news-item__more p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.page-news .news-item__more a {
  color: var(--gold-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 系列 */
.page-news .series-section {
  position: relative;
  padding-bottom: clamp(36px, 6vw, 64px);
}

.page-news .series-head__intro {
  max-width: 56ch;
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.page-news .series-visual {
  position: relative;
  margin: clamp(22px, 4vw, 34px) 0 0;
  height: clamp(120px, 22vw, 210px);
  overflow: hidden;
  border-top: var(--border);
  border-bottom: var(--border);
}

.page-news .series-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(10, 17, 48, 0.35), rgba(10, 17, 48, 0.85)),
    linear-gradient(to bottom, transparent 55%, var(--indigo-950));
  pointer-events: none;
}

.page-news .series-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-news .series-band {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 18px 0 16px;
  -webkit-overflow-scrolling: touch;
}

.page-news .series-card {
  flex: 0 0 min(82vw, 360px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  padding: 20px;
  background: var(--indigo-900);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(46, 60, 120, 0.4);
}

.page-news .series-card__meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-news .series-card h3 {
  margin: 8px 0 10px;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .series-card p {
  margin: 0 0 10px;
  color: #c3c9e0;
  font-size: 14.5px;
  line-height: 1.8;
}

.page-news .series-card__tail {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold-300);
}

.page-news .series-hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* 数据节点 */
.page-news .progress-section {
  background: var(--indigo-900);
  border-top: var(--border);
  border-bottom: var(--border);
}

.page-news .progress-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-news .progress-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.page-news .stat {
  padding: 16px;
  background: var(--indigo-800);
  border: var(--border);
  border-radius: var(--radius);
}

.page-news .stat__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.9rem, 6vw, 2.7rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold-500);
}

.page-news .stat__unit {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--paper);
  margin-left: 5px;
}

.page-news .stat p {
  margin: 10px 0 0;
  color: #c3c9e0;
  font-size: 13px;
  line-height: 1.7;
}

.page-news .stat--wide {
  grid-column: span 2;
  background: transparent;
  border-style: dashed;
}

.page-news .progress-figure {
  margin: 0;
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 100%;
}

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

/* 回看与建议 */
.page-news .readback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
}

.page-news .readback-main p {
  max-width: 62ch;
  margin: 0 0 14px;
  color: #c3c9e0;
  font-size: 15.5px;
  line-height: 1.9;
}

.page-news .readback-main a {
  color: var(--gold-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .readback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-news .readback-ghost {
  color: var(--paper);
  border-color: var(--line);
}

.page-news .readback-ghost:hover {
  border-color: var(--gold-500);
  color: var(--gold-300);
}

.page-news .readback-aside {
  padding: 20px;
  background: var(--indigo-900);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-stack);
}

.page-news .readback-aside__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-news .readback-aside ul {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-news .readback-aside li {
  border-bottom: 1px solid var(--line);
}

.page-news .readback-aside li:last-child {
  border-bottom: 0;
}

.page-news .readback-aside a {
  display: block;
  padding: 10px 0;
  color: var(--paper);
  font-size: 14.5px;
  text-decoration: none;
}

.page-news .readback-aside a:hover {
  color: var(--gold-300);
}

.page-news .readback-aside__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

@media (min-width: 620px) {
  .page-news .progress-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .stat--wide {
    grid-column: span 1;
  }
}

@media (min-width: 760px) {
  .page-news .news-hero h1 {
    margin-right: -3vw;
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .feature-card__figure {
    border-top: 0;
    border-left: 1px solid var(--line);
    min-height: 100%;
  }

  .page-news .feature-card__figure img {
    min-height: 100%;
    height: 100%;
  }

  .page-news .news-item {
    grid-template-columns: var(--news-time-col) minmax(0, 1fr);
    gap: var(--news-feed-gap);
    padding: 26px 0;
  }

  .page-news .news-feed::before {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: calc(var(--news-time-col) + 14px);
    width: 1px;
    background: var(--line);
  }

  .page-news .news-item__body {
    grid-template-columns: 230px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-item__more {
    padding-left: 18px;
  }

  .page-news .series-visual {
    margin-top: 34px;
  }

  .page-news .progress-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }

  .page-news .readback-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
}

@media (min-width: 980px) {
  .page-news .news-hero {
    padding-top: clamp(40px, 5vw, 64px);
  }

  .page-news .news-hero h1 {
    max-width: 18ch;
  }

  .page-news .series-band {
    padding-bottom: 22px;
  }

  .page-news .series-card:nth-child(1) {
    flex-basis: 32%;
  }

  .page-news .series-card:nth-child(2) {
    flex-basis: 38%;
  }

  .page-news .series-card:nth-child(3) {
    flex-basis: 28%;
  }
}

@media (hover: hover) and (min-width: 760px) {
  .page-news .news-item__card {
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  }

  .page-news .news-item:hover .news-item__card {
    transform: translate(6px, -4px);
    box-shadow: -10px 10px 0 rgba(46, 60, 120, 0.55);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__card {
    transition: none;
  }

  .page-news .news-item:hover .news-item__card {
    transform: none;
    box-shadow: none;
  }

  .page-news .series-band {
    scroll-behavior: auto;
  }
}