.page-news {
  --news-gap: clamp(18px, 2.4vw, 32px);
  --news-radius: 14px;
  --news-radius-sm: 10px;
  background:
    radial-gradient(900px 420px at 84% -10%, rgba(49, 242, 211, 0.10), transparent 66%),
    radial-gradient(720px 380px at 2% 14%, rgba(245, 181, 74, 0.07), transparent 62%),
    var(--ink-1);
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: clamp(36px, 6vw, 76px);
  overflow-x: hidden;
}

.page-news .section {
  padding: clamp(26px, 4vw, 52px) 0 0;
}

.page-news .section-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.45rem, 3vw, 2.2rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 8px 0 0;
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
}

.page-news .lead {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.8;
  max-width: 46ch;
  margin: 12px 0 0;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0 0 14px;
}

.page-news .breadcrumbs a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .breadcrumbs a:hover {
  border-bottom-color: var(--cyan);
}

.page-news .crumb-sep {
  color: var(--line);
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding: clamp(18px, 3vw, 34px) 0 0;
}

.page-news .hero-frame {
  border: 2px solid var(--line);
  border-radius: var(--news-radius);
  background: linear-gradient(155deg, rgba(11, 39, 64, 0.96), rgba(7, 26, 43, 0.98));
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .hero-grid {
  display: grid;
}

.page-news .hero-copy {
  padding: clamp(20px, 3.2vw, 44px);
}

.page-news .hero-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.85rem, 5vw, 3.35rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  color: var(--text);
}

.page-news .hero-lead {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.85;
  max-width: 48ch;
}

.page-news .hero-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 22px 0 0;
  padding: 16px 0 0;
  border-top: 2px solid var(--line);
}

.page-news .hero-stats li {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.page-news .stat-key {
  font-size: 0.95rem;
  color: var(--cyan);
  font-weight: 500;
}

.page-news .stat-desc {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}

.page-news .hero-figure {
  margin: 0;
  border-top: 2px solid var(--line);
  background: var(--ink-0);
}

.page-news .hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
}

/* ---------- 周三轨道 ---------- */
.page-news .wed-rail {
  border-top: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(4, 18, 31, 0.7), rgba(7, 26, 43, 0.2));
}

.page-news .wed-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  padding: 14px clamp(16px, 3vw, 28px) 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--cyan-soft);
  text-transform: uppercase;
}

.page-news .wed-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(245, 181, 74, 0.16);
}

.page-news .wed-track {
  list-style: none;
  display: flex;
  gap: 12px;
  margin: 0;
  padding: 14px clamp(16px, 3vw, 28px) 20px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-news .wed-track::-webkit-scrollbar {
  height: 6px;
}

.page-news .wed-track::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 999px;
}

.page-news .wed-node {
  flex: 0 0 auto;
  min-width: 138px;
  padding: 14px;
  border: 2px solid var(--line);
  border-radius: var(--news-radius-sm);
  background: var(--ink-2);
}

.page-news .wed-node--live {
  border-color: var(--cyan);
  box-shadow: 4px 4px 0 rgba(49, 242, 211, 0.16);
}

.page-news .wed-num {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--cyan-soft);
}

.page-news .wed-label {
  display: block;
  margin-top: 6px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.page-news .wed-tag {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 9px;
  border: 1px solid rgba(245, 181, 74, 0.45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--amber);
}

.page-news .wed-node--live .wed-tag {
  border-color: rgba(49, 242, 211, 0.55);
  color: var(--cyan);
}

/* ---------- 两栏内容流 ---------- */
.page-news .stream-grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .section-head {
  margin-bottom: 20px;
}

/* 筛选 */
.page-news .filter-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .filter-radio:focus-visible ~ .filter-bar {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 12px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: rgba(11, 39, 64, 0.55);
}

.page-news .filter-pill {
  padding: 7px 13px;
  border: 2px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.page-news .filter-pill:hover {
  color: var(--text);
  border-color: var(--cyan-soft);
}

.page-news #f-all:checked ~ .filter-bar [for="f-all"],
.page-news #f-ver:checked ~ .filter-bar [for="f-ver"],
.page-news #f-guide:checked ~ .filter-bar [for="f-guide"],
.page-news #f-act:checked ~ .filter-bar [for="f-act"],
.page-news #f-note:checked ~ .filter-bar [for="f-note"],
.page-news #f-ux:checked ~ .filter-bar [for="f-ux"],
.page-news #f-back:checked ~ .filter-bar [for="f-back"] {
  color: var(--ink-0);
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 3px 3px 0 rgba(49, 242, 211, 0.22);
}

.page-news #f-ver:checked ~ .feed-list > .entry:not(.entry--ver),
.page-news #f-guide:checked ~ .feed-list > .entry:not(.entry--guide),
.page-news #f-act:checked ~ .feed-list > .entry:not(.entry--act),
.page-news #f-note:checked ~ .feed-list > .entry:not(.entry--note),
.page-news #f-ux:checked ~ .feed-list > .entry:not(.entry--ux),
.page-news #f-back:checked ~ .feed-list > .entry:not(.entry--back) {
  display: none;
}

/* 条目卡 */
.page-news .entry {
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: clamp(15px, 2vw, 22px);
  background: linear-gradient(158deg, rgba(11, 39, 64, 0.95), rgba(8, 31, 51, 0.95));
  box-shadow: var(--shadow-ink);
}

.page-news .entry + .entry {
  margin-top: 18px;
}

.page-news .entry-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.page-news .entry-tag {
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.page-news .entry-tag--ver {
  color: var(--cyan);
  border-color: rgba(49, 242, 211, 0.5);
}

.page-news .entry-tag--guide {
  color: var(--cyan-soft);
  border-color: rgba(143, 227, 214, 0.45);
}

.page-news .entry-tag--act {
  color: var(--amber);
  border-color: rgba(245, 181, 74, 0.55);
  background: rgba(245, 181, 74, 0.08);
}

.page-news .entry-tag--note {
  color: var(--muted);
  border-color: var(--line);
}

.page-news .entry-tag--ux {
  color: var(--ok);
  border-color: rgba(123, 228, 149, 0.45);
}

.page-news .entry-tag--back {
  color: var(--muted);
  border-color: rgba(169, 188, 200, 0.35);
  border-style: dashed;
}

.page-news .entry-time {
  font-size: 0.74rem;
  color: var(--muted);
}

.page-news .entry-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.42;
  margin: 0;
  color: var(--text);
}

.page-news .entry-summary {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-news .entry-figure {
  margin: 14px 0 0;
  border: 2px solid var(--line);
  border-radius: var(--news-radius-sm);
  overflow: hidden;
  background: var(--ink-0);
}

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

.page-news .entry-more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-news .entry-more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--cyan-soft);
}

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

.page-news .entry-more summary::after {
  content: "+";
  display: inline-block;
  width: 16px;
  height: 16px;
  line-height: 15px;
  text-align: center;
  border: 1px solid rgba(143, 227, 214, 0.5);
  border-radius: 4px;
  font-size: 0.8rem;
}

.page-news .entry-more[open] summary::after {
  content: "−";
}

.page-news .entry-more p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.85;
}

/* ---------- 侧栏 ---------- */
.page-news .stream-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-news .side-card {
  border: 2px solid var(--line);
  border-radius: 12px;
  background: var(--ink-2);
  box-shadow: var(--shadow-ink);
  overflow: hidden;
}

.page-news .side-cover {
  margin: 0;
  border-bottom: 2px solid var(--line);
  background: var(--ink-0);
}

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

.page-news .side-body {
  padding: clamp(15px, 2vw, 22px);
}

.page-news .side-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.4;
  margin: 0;
  color: var(--text);
}

.page-news .side-lead {
  margin: 10px 0 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-news .week-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.page-news .week-name {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.page-news .week-note {
  font-size: 0.72rem;
  color: var(--cyan-soft);
  white-space: nowrap;
}

.page-news .side-card--sub {
  padding: clamp(15px, 2vw, 22px);
  border-color: rgba(245, 181, 74, 0.4);
  background: linear-gradient(160deg, rgba(201, 122, 24, 0.14), rgba(11, 39, 64, 0.95));
}

.page-news .side-card--sub .btn {
  margin-top: 16px;
}

.page-news .side-foot {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--muted);
  word-break: break-all;
}

/* ---------- 往期档案 ---------- */
.page-news .archive-grid {
  display: grid;
  gap: var(--news-gap);
  align-items: center;
}

.page-news .archive-figure {
  position: relative;
  margin: 0;
  border: 2px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background: var(--ink-0);
  box-shadow: var(--shadow-hard);
}

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

.page-news .archive-cap {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 5px 11px;
  border: 1px solid rgba(49, 242, 211, 0.5);
  border-radius: 999px;
  background: rgba(4, 18, 31, 0.85);
  font-size: 0.72rem;
  color: var(--cyan);
}

.page-news .archive-lead {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
  max-width: 48ch;
}

.page-news .archive-tiles {
  list-style: none;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
  margin: 22px 0 0;
  padding: 0;
}

.page-news .archive-tiles li {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "k t"
    "k d";
  gap: 2px 12px;
  padding: 12px 14px;
  border: 2px solid var(--line);
  border-radius: var(--news-radius-sm);
  background: var(--ink-2);
}

.page-news .tile-k {
  grid-area: k;
  align-self: center;
  font-size: 0.78rem;
  color: var(--amber);
}

.page-news .tile-t {
  grid-area: t;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text);
}

.page-news .tile-d {
  grid-area: d;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence-band {
  display: grid;
  gap: var(--news-gap);
  padding: clamp(20px, 3vw, 34px);
  border: 2px solid var(--line);
  border-left: 6px solid var(--amber);
  border-radius: var(--news-radius);
  background: linear-gradient(120deg, rgba(11, 39, 64, 0.96), rgba(7, 26, 43, 0.96));
}

.page-news .cadence-lead {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.85;
  max-width: 52ch;
}

.page-news .cadence-stats {
  list-style: none;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
}

.page-news .cadence-stats li {
  padding: 12px;
  border: 2px solid var(--line);
  border-radius: var(--news-radius-sm);
  background: rgba(4, 18, 31, 0.55);
}

.page-news .stat-num {
  display: block;
  font-size: 1.18rem;
  color: var(--amber);
  font-weight: 500;
}

.page-news .cadence-stats .stat-desc {
  display: block;
  margin-top: 6px;
  font-size: 0.76rem;
  line-height: 1.55;
}

/* ---------- 收尾 ---------- */
.page-news .news-cta {
  padding: clamp(30px, 4vw, 56px) 0 0;
}

.page-news .cta-panel {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 3vw, 34px);
  border: 2px solid rgba(49, 242, 211, 0.35);
  border-radius: var(--news-radius);
  background:
    radial-gradient(520px 260px at 96% 0%, rgba(49, 242, 211, 0.14), transparent 70%),
    linear-gradient(150deg, rgba(11, 39, 64, 0.98), rgba(4, 18, 31, 0.98));
  box-shadow: var(--shadow-hard);
}

.page-news .cta-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  line-height: 1.2;
  margin: 0;
  color: var(--text);
}

.page-news .cta-lead {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
  max-width: 52ch;
}

.page-news .cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .archive-tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: stretch;
  }

  .page-news .hero-figure {
    border-top: 0;
    border-left: 2px solid var(--line);
  }

  .page-news .hero-figure img {
    min-height: 100%;
  }

  .page-news .entry:nth-child(even) {
    margin-left: 26px;
  }

  .page-news .entry:nth-child(3n) {
    margin-left: 12px;
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(24px, 3.4vw, 48px);
  }

  .page-news .archive-tiles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .cadence-band {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 3vw, 44px);
  }

  .page-news .cadence-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .cta-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
  }
}

@media (min-width: 980px) {
  .page-news .stream-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }
}

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