.page-news {
  --news-rule: rgba(11, 52, 56, .16);
  --news-rule-soft: rgba(11, 52, 56, .1);
  background: var(--paper);
  color: var(--ink-900);
  font-family: var(--font-body);
}

/* ============ 头版 ============ */
.page-news .masthead {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-hi);
  border-bottom: 5px solid var(--signal);
}

.page-news .masthead__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-news .masthead__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
  filter: grayscale(.4);
}

.page-news .masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(125% 120% at 6% 0%, rgba(23, 74, 78, .96) 0%, rgba(11, 52, 56, .74) 54%, rgba(11, 52, 56, .92) 100%);
}

.page-news .masthead__inner {
  position: relative;
  padding-top: clamp(26px, 5vw, 58px);
  padding-bottom: clamp(34px, 6vw, 74px);
}

.page-news .masthead .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(20px, 4vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .masthead .breadcrumb__link {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) ease, color var(--dur) ease;
}

.page-news .masthead .breadcrumb__link:hover,
.page-news .masthead .breadcrumb__link:focus-visible {
  border-bottom-color: var(--amber);
}

.page-news .masthead .breadcrumb__sep {
  color: rgba(143, 175, 190, .7);
}

.page-news .masthead .breadcrumb__current {
  color: var(--paper-hi);
}

.page-news .masthead__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-news .masthead__meta::before {
  content: "";
  flex: none;
  width: 26px;
  height: 2px;
  background: var(--signal);
}

.page-news .masthead h1 {
  max-width: 22ch;
  margin: 0 0 clamp(16px, 3vw, 26px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 66px);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--paper-hi);
}

.page-news .masthead__lede {
  max-width: 54ch;
  margin: 0 0 clamp(22px, 4vw, 34px);
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.9;
  color: rgba(250, 247, 240, .84);
}

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

.page-news .masthead__actions .btn--ghost {
  border-color: rgba(250, 247, 240, .42);
  color: var(--paper-hi);
}

.page-news .masthead__actions .btn--ghost:hover,
.page-news .masthead__actions .btn--ghost:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
}

/* ============ 日志分类区 ============ */
.page-news .logboard {
  padding-top: clamp(40px, 7vw, 86px);
}

.page-news .logboard__head {
  max-width: 60ch;
  margin-bottom: clamp(20px, 3.5vw, 32px);
}

.page-news .logboard__head h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-news .logboard__note {
  max-width: 48ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(11, 52, 56, .78);
}

.page-news .ticket-rail {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 34px);
}

.page-news .filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-news .ticket {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ink-800);
  background: var(--paper-hi);
  border: 1px solid var(--news-rule);
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--dur) ease, color var(--dur) ease, border-color var(--dur) ease;
}

.page-news .ticket::before,
.page-news .ticket::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  transform: translateY(-50%);
}

.page-news .ticket::before { left: -5px; }
.page-news .ticket::after { right: -5px; }

.page-news .ticket:hover {
  border-color: var(--ochre);
  color: var(--ink-900);
}

.page-news .ticket__n {
  padding-left: 8px;
  font-size: 11px;
  color: var(--ochre);
  border-left: 1px dashed var(--news-rule);
}

.page-news .filter-input:checked + .ticket {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-hi);
}

.page-news .filter-input:checked + .ticket .ticket__n {
  color: var(--amber);
  border-left-color: rgba(244, 234, 217, .35);
}

.page-news .filter-input:focus-visible + .ticket {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.page-news .logboard:has(#cat-entry:checked) .log-item:not([data-cat="entry"]),
.page-news .logboard:has(#cat-version:checked) .log-item:not([data-cat="version"]),
.page-news .logboard:has(#cat-tip:checked) .log-item:not([data-cat="tip"]),
.page-news .logboard:has(#cat-digest:checked) .log-item:not([data-cat="digest"]),
.page-news .logboard:has(#cat-story:checked) .log-item:not([data-cat="story"]) {
  display: none;
}

.page-news .logboard__band {
  margin: 0 0 clamp(26px, 4vw, 40px);
}

.page-news .logboard__band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: 3px;
  filter: saturate(.85);
}

.page-news .logboard__band figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: rgba(11, 52, 56, .6);
}

/* ============ 日志流 ============ */
.page-news .log-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

.page-news .log-aside img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 3px;
}

.page-news .log-aside p {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(11, 52, 56, .66);
}

.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-900);
}

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

.page-news .log-item__time {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ochre);
  white-space: nowrap;
}

.page-news .log-item__time::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border: 2px solid var(--signal);
  border-radius: 50%;
  background: var(--paper);
}

.page-news .log-item__tag {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  border-radius: 2px;
  background: var(--ink-800);
  color: var(--paper-hi);
}

.page-news .log-item[data-cat="entry"] .log-item__tag {
  background: var(--signal);
  color: var(--ink-900);
}

.page-news .log-item[data-cat="version"] .log-item__tag {
  background: var(--wine);
  color: var(--paper-hi);
}

.page-news .log-item[data-cat="tip"] .log-item__tag {
  background: var(--ink-800);
  color: var(--paper-hi);
}

.page-news .log-item[data-cat="digest"] .log-item__tag {
  background: var(--amber);
  color: var(--ink-900);
}

.page-news .log-item[data-cat="story"] .log-item__tag {
  background: var(--ochre);
  color: var(--paper-hi);
}

.page-news .log-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.42;
  color: var(--ink-900);
}

.page-news .log-item p {
  max-width: 62ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(11, 52, 56, .8);
}

.page-news .log-item__more {
  display: inline-block;
  margin-top: 12px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-800);
  text-decoration: none;
  border-bottom: 1px solid var(--ochre);
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-news .log-item__more::after {
  content: "→";
  display: inline-block;
  margin-left: 6px;
  transition: transform var(--dur) ease;
}

.page-news .log-item__more:hover,
.page-news .log-item__more:focus-visible {
  color: var(--signal);
  border-color: var(--signal);
}

.page-news .log-item:hover .log-item__more::after {
  transform: translateX(4px);
}

/* ============ 专题票根 ============ */
.page-news .topics {
  padding-top: clamp(48px, 8vw, 96px);
}

.page-news .topics__title {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.16;
  color: var(--ink-900);
}

.page-news .topics__lede {
  max-width: 52ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(11, 52, 56, .78);
}

.page-news .topic-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 82%);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  -webkit-overflow-scrolling: touch;
}

.page-news .topic-ticket {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  scroll-snap-align: start;
  background: var(--paper-hi);
  border: 1px solid var(--news-rule);
  border-top: 4px solid var(--ochre);
  border-radius: 2px;
  text-decoration: none;
  color: var(--ink-900);
  transition: border-color var(--dur) ease, background var(--dur) ease, transform var(--dur) ease;
}

.page-news .topic-ticket:hover,
.page-news .topic-ticket:focus-visible {
  border-top-color: var(--signal);
  background: var(--paper);
  transform: translateY(-2px);
}

.page-news .topic-ticket__code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--ochre);
}

.page-news .topic-ticket h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.35;
}

.page-news .topic-ticket p {
  flex: 1;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(11, 52, 56, .76);
}

.page-news .topic-ticket__go {
  align-self: flex-start;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-800);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .topic-ticket:hover .topic-ticket__go {
  color: var(--signal);
  border-color: var(--signal);
}

/* ============ 订阅灯牌 ============ */
.page-news .subscribe {
  padding-top: clamp(48px, 8vw, 88px);
  padding-bottom: clamp(40px, 7vw, 76px);
}

.page-news .subscribe__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-hi);
  border-radius: 3px;
  border-bottom: 5px solid var(--signal);
}

.page-news .subscribe__text {
  padding: clamp(24px, 4vw, 44px);
}

.page-news .subscribe__text h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.22;
  color: var(--paper-hi);
}

.page-news .subscribe__text p {
  max-width: 50ch;
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(250, 247, 240, .82);
}

.page-news .subscribe__list {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}

.page-news .subscribe__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-news .subscribe__list li::before {
  content: "";
  flex: none;
  width: 18px;
  height: 1px;
  background: var(--signal);
}

.page-news .subscribe__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(250, 247, 240, .62);
}

.page-news .subscribe__media {
  position: relative;
  min-height: 230px;
}

.page-news .subscribe__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .92;
}

/* ============ 读者来信 ============ */
.page-news .letter {
  padding-bottom: clamp(50px, 8vw, 92px);
}

.page-news .letter__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: clamp(22px, 4vw, 40px);
  background: var(--paper-hi);
  border: 1px solid var(--news-rule);
  border-left: 5px solid var(--ochre);
  border-radius: 2px;
}

.page-news .letter__card h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.28;
  color: var(--ink-900);
}

.page-news .letter__card p {
  max-width: 54ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(11, 52, 56, .8);
}

.page-news .letter__mail {
  margin-top: 14px !important;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--ink-900);
}

.page-news .letter__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

/* ============ 断点 ============ */
@media (min-width: 720px) {
  .page-news .log-item {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 0 26px;
    padding: 26px 0;
  }

  .page-news .log-item__time {
    align-items: flex-start;
    padding-top: 4px;
  }

  .page-news .log-item__time::before {
    margin-top: 3px;
  }
}

@media (min-width: 820px) {
  .page-news .topic-rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .subscribe__card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
  }

  .page-news .letter__card {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-news .log-wrap {
    grid-template-columns: minmax(0, 248px) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .log-aside {
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .ticket,
  .page-news .topic-ticket,
  .page-news .log-item__more,
  .page-news .log-item__more::after,
  .page-news .masthead .breadcrumb__link {
    transition: none;
  }

  .page-news .topic-ticket:hover,
  .page-news .topic-ticket:focus-visible {
    transform: none;
  }

  .page-news .log-item:hover .log-item__more::after {
    transform: none;
  }
}
<<<END>>>