.page-news {
  --news-panel: var(--blueprint);
  --news-line: var(--grid);
  --lane-match: var(--cyan);
  --lane-patch: var(--violet);
  --lane-transfer: var(--orange);
  --lane-note: #8FA8FF;
  background: var(--void);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 页头 ---------- */
.page-news .obs-top {
  padding-block: 1.25rem 0;
  border-bottom: 1px solid var(--news-line);
  background-color: var(--void);
  background-image:
    radial-gradient(120% 90% at 88% -10%, rgba(123, 92, 255, 0.28), transparent 62%),
    radial-gradient(90% 70% at 4% 0%, rgba(47, 243, 214, 0.12), transparent 60%),
    linear-gradient(rgba(42, 49, 61, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 49, 61, 0.32) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
}

.page-news .obs-hero {
  display: grid;
  gap: 1rem;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(1.25rem, 3vw, 2rem);
  max-width: 68rem;
}

.page-news .obs-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .obs-hero h1 {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--text);
}

.page-news .obs-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.9;
  color: var(--muted);
}

.page-news .obs-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 2rem;
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.page-news .obs-hero__num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--cyan);
}

/* ---------- 通栏横幅 ---------- */
.page-news .obs-banner {
  display: grid;
  gap: 0.6rem;
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .obs-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--news-line);
  background: var(--news-panel);
  clip-path: var(--clip-panel);
}

.page-news .obs-frame--wide {
  aspect-ratio: 16 / 7;
}

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

.page-news .obs-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(148deg, rgba(47, 243, 214, 0.12), rgba(123, 92, 255, 0.16) 55%, transparent 82%);
}

.page-news .obs-banner__cap {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 分类切换带 ---------- */
.page-news .obs-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--news-line);
  background: rgba(10, 12, 16, 0.94);
  backdrop-filter: blur(10px);
}

.page-news .obs-tabs__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.15rem;
  padding-block: 0.7rem;
}

.page-news .obs-tabs__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-news .obs-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.34rem 0.75rem;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--news-line);
  background: rgba(255, 255, 255, 0.03);
  clip-path: var(--clip-btn);
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-news .obs-tab--match { --lane: var(--lane-match); }
.page-news .obs-tab--patch { --lane: var(--lane-patch); }
.page-news .obs-tab--transfer { --lane: var(--lane-transfer); }
.page-news .obs-tab--note { --lane: var(--lane-note); }

.page-news .obs-tab:hover,
.page-news .obs-tab:focus-visible {
  border-color: var(--lane, var(--cyan));
  color: var(--lane, var(--cyan));
  background: rgba(47, 243, 214, 0.06);
  outline: none;
}

.page-news .obs-tab__n {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--lane, var(--muted));
}

/* ---------- 章节头 ---------- */
.page-news .obs-feed-section {
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-news .obs-section-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: clamp(1.35rem, 3vw, 2.25rem);
  max-width: 62ch;
}

.page-news .obs-section-head__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-news .obs-section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.4vw, 2.15rem);
  line-height: 1.16;
  letter-spacing: -0.025em;
}

.page-news .obs-section-head__note {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 列表 + 侧栏 ---------- */
.page-news .obs-grid {
  display: grid;
  gap: clamp(1.75rem, 3vw, 3rem);
  grid-template-columns: 1fr;
}

.page-news .obs-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-line);
}

.page-news .obs-item {
  position: relative;
  display: grid;
  gap: 0.4rem 0.9rem;
  padding: 1rem 0 1rem 1.05rem;
  border-bottom: 1px solid var(--news-line);
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "time lane"
    "title title"
    "more more";
  transition: background 0.22s ease;
}

.page-news .obs-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  bottom: 0.85rem;
  width: 3px;
  background: var(--lane, var(--cyan));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.25s ease;
}

.page-news .obs-item:hover,
.page-news .obs-item:focus-within {
  background: rgba(255, 255, 255, 0.025);
}

.page-news .obs-item:hover::before,
.page-news .obs-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .obs-item--match { --lane: var(--lane-match); }
.page-news .obs-item--patch { --lane: var(--lane-patch); }
.page-news .obs-item--transfer { --lane: var(--lane-transfer); }
.page-news .obs-item--note { --lane: var(--lane-note); }

.page-news .obs-item__time {
  grid-area: time;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .obs-item__title {
  grid-area: title;
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--text);
}

.page-news .obs-item__lane {
  grid-area: lane;
  justify-self: end;
  align-self: start;
  padding: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  color: var(--lane, var(--muted));
  border: 1px solid var(--lane, var(--news-line));
}

.page-news .obs-item__more {
  grid-area: more;
  display: grid;
  gap: 0.45rem;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}

.page-news .obs-item:hover .obs-item__more,
.page-news .obs-item:focus-within .obs-item__more {
  max-height: 18rem;
  opacity: 1;
}

.page-news .obs-item__more p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .obs-item__more a {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 214, 0.4);
}

.page-news .obs-item__more a:hover,
.page-news .obs-item__more a:focus-visible {
  color: var(--text);
  border-bottom-color: var(--text);
  outline: none;
}

/* ---------- 侧栏 ---------- */
.page-news .obs-side__inner {
  display: grid;
  gap: 1rem;
}

.page-news .obs-card {
  display: grid;
  gap: 0.7rem;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--news-line);
  background: var(--news-panel);
  clip-path: var(--clip-panel);
}

.page-news .obs-card--status {
  border-color: rgba(47, 243, 214, 0.34);
  background:
    linear-gradient(160deg, rgba(47, 243, 214, 0.09), transparent 62%),
    var(--news-panel);
}

.page-news .obs-card--quiet {
  background: rgba(18, 22, 31, 0.55);
}

.page-news .obs-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .obs-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--text);
}

.page-news .obs-status__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(47, 243, 214, 0.16);
}

.page-news .obs-meter {
  height: 5px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.09);
}

.page-news .obs-meter__fill {
  display: block;
  width: 81%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.page-news .obs-card__note {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.68;
  color: var(--muted);
}

.page-news .obs-links {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-links a {
  display: block;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-news .obs-links a:hover,
.page-news .obs-links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  outline: none;
}

/* ---------- 分类长章节 ---------- */
.page-news .obs-lane-section {
  padding-block: clamp(2.25rem, 5vw, 4rem);
  border-top: 1px solid var(--news-line);
}

.page-news .obs-lane-section--patch {
  background:
    linear-gradient(180deg, rgba(123, 92, 255, 0.1), transparent 55%),
    var(--void);
}

.page-news .obs-lane-section--transfer {
  background:
    linear-gradient(180deg, rgba(255, 106, 43, 0.1), transparent 50%),
    var(--void);
}

.page-news .obs-lane {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: start;
}

.page-news .obs-lane-section--match { --lane: var(--lane-match); }
.page-news .obs-lane-section--patch { --lane: var(--lane-patch); }
.page-news .obs-lane-section--transfer { --lane: var(--lane-transfer); }
.page-news .obs-lane-section--note { --lane: var(--lane-note); }

.page-news .obs-lane__copy {
  display: grid;
  gap: 0.75rem;
  max-width: 60ch;
}

.page-news .obs-lane__index {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--lane, var(--cyan));
}

.page-news .obs-lane__index span {
  padding: 0.1rem 0.4rem;
  border: 1px solid currentColor;
  font-size: 0.7rem;
}

.page-news .obs-lane__copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-news .obs-lane__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-news .obs-points {
  display: grid;
  gap: 0.45rem;
  margin: 0.2rem 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-points li {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding-block: 0.4rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text);
  border-bottom: 1px dashed var(--news-line);
}

.page-news .obs-points .mono {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--lane, var(--cyan));
}

.page-news .obs-lane__foot {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .obs-lane__foot a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--lane, var(--cyan));
}

.page-news .obs-lane__foot a:hover,
.page-news .obs-lane__foot a:focus-visible {
  color: var(--lane, var(--cyan));
  outline: none;
}

/* ---------- 订阅与回查 ---------- */
.page-news .obs-sub {
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
  border-top: 1px solid var(--news-line);
  background:
    radial-gradient(100% 80% at 92% 0%, rgba(47, 243, 214, 0.12), transparent 58%),
    var(--blueprint);
}

.page-news .obs-sub__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: 1fr;
}

.page-news .obs-steps {
  display: grid;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-steps li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.9rem;
  padding-top: 1rem;
  border-top: 1px solid var(--news-line);
}

.page-news .obs-steps__n {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .obs-steps h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-news .obs-steps p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .obs-sub__panel {
  display: grid;
  gap: 0.9rem;
  align-content: start;
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--news-line);
  background: rgba(10, 12, 16, 0.62);
  clip-path: var(--clip-panel);
}

.page-news .obs-sub__panel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--violet);
}

.page-news .obs-sub__links {
  display: grid;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-sub__links a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 0.75rem;
  padding-block: 0.62rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--news-line);
  transition: color 0.2s ease;
}

.page-news .obs-sub__links a .mono {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
}

.page-news .obs-sub__links a:hover,
.page-news .obs-sub__links a:focus-visible {
  color: var(--cyan);
  outline: none;
}

.page-news .obs-sub__links a:hover .mono {
  color: var(--cyan);
}

.page-news .obs-sub__panel-note {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (hover: none) {
  .page-news .obs-item__more {
    max-height: none;
    opacity: 1;
  }
}

@media (min-width: 720px) {
  .page-news .obs-item {
    grid-template-columns: 10.5rem minmax(0, 1fr) 7.5rem;
    grid-template-areas:
      "time title lane"
      "time more more";
    align-items: baseline;
    padding: 1.1rem 0 1.1rem 1.15rem;
  }

  .page-news .obs-item__title {
    font-size: 1.02rem;
  }

  .page-news .obs-sub__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 960px) {
  .page-news .obs-grid {
    grid-template-columns: minmax(0, 1fr) 19rem;
  }

  .page-news .obs-side__inner {
    position: sticky;
    top: 5.5rem;
  }

  .page-news .obs-lane {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-news .obs-lane--flip .obs-lane__copy {
    order: 2;
  }

  .page-news .obs-lane--flip .obs-lane__media {
    order: 1;
  }

  .page-news .obs-lane__media {
    transform: translateY(0.75rem);
  }

  .page-news .obs-lane-section--match .obs-lane__copy {
    max-width: 54ch;
  }
}
<<<END>>>