.page-news {
  --pn-hair: rgba(142, 124, 255, 0.3);
  --pn-hair-soft: rgba(122, 136, 184, 0.22);
  --pn-panel-glass: rgba(11, 18, 38, 0.86);
  --pn-ink-soft: #3a332a;
  display: block;
  padding-bottom: 72px;
}

/* ---------- 页头 ---------- */
.page-news .pn-head {
  display: grid;
  gap: 30px;
  padding-top: 26px;
  padding-bottom: 8px;
}

.page-news .pn-title {
  margin: 14px 0 18px;
  font-size: clamp(34px, 7.4vw, 66px);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--silver);
}

.page-news .page-lede {
  max-width: 46ch;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.95;
}

.page-news .pn-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--pn-hair);
}

.page-news .pn-fact {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .pn-fact .num {
  font-family: var(--font-mono);
  font-size: 19px;
  color: var(--fluor);
}

/* ---------- 图片容器 ---------- */
.page-news .pn-media {
  margin: 0;
}

.page-news .pn-media__frame {
  border: 2px solid var(--orbit);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
  overflow: hidden;
}

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

.page-news .pn-media__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .pn-media--wide,
.page-news .pn-media--tall,
.page-news .pn-media--scope {
  margin-top: 24px;
}

/* ---------- 通用章节标题 ---------- */
.page-news .pn-section {
  padding-top: 60px;
}

.page-news .pn-index {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--magenta);
  text-transform: uppercase;
}

.page-news .pn-section-title {
  margin: 0 0 10px;
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 200;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--silver);
}

.page-news .pn-section-note {
  max-width: 60ch;
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 本期要目 ---------- */
.page-news .pn-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--orbit);
}

.page-news .pn-toc__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--pn-hair-soft);
}

.page-news .pn-toc__idx {
  grid-row: 1 / span 2;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--violet);
  padding-top: 4px;
}

.page-news .pn-toc__link {
  font-size: 19px;
  line-height: 1.45;
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-news .pn-toc__link:hover,
.page-news .pn-toc__link:focus-visible {
  color: var(--violet);
  border-bottom-color: var(--violet);
}

.page-news .pn-toc__text {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 条目流与筛选 ---------- */
.page-news .pn-filter__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .pn-filter__bar {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding: 12px 14px 16px;
  border: 2px solid var(--orbit);
  background-color: var(--pn-panel-glass);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(142, 124, 255, 0.36) 0 1px,
    transparent 1px 20px
  );
  background-repeat: repeat-x;
  background-size: 20px 6px;
  background-position: left bottom;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-news .pn-filter__hint {
  flex: 1 0 100%;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--magenta);
}

.page-news .pn-filter__btn {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--orbit);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
  cursor: pointer;
  transition: color 0.24s var(--ease), background-color 0.24s var(--ease),
    border-color 0.24s var(--ease);
}

.page-news .pn-filter__btn:hover {
  color: var(--silver);
  border-color: var(--violet);
}

.page-news .pn-filter__n {
  font-family: var(--font-mono);
  font-size: 11px;
  color: inherit;
  opacity: 0.78;
}

.page-news #pn-f-all:checked ~ .pn-filter__bar label[for="pn-f-all"],
.page-news #pn-f-iter:checked ~ .pn-filter__bar label[for="pn-f-iter"],
.page-news #pn-f-column:checked ~ .pn-filter__bar label[for="pn-f-column"],
.page-news #pn-f-scope:checked ~ .pn-filter__bar label[for="pn-f-scope"],
.page-news #pn-f-topic:checked ~ .pn-filter__bar label[for="pn-f-topic"] {
  color: var(--void);
  font-weight: 600;
}

.page-news #pn-f-all:checked ~ .pn-filter__bar label[for="pn-f-all"] {
  background: var(--silver);
  border-color: var(--silver);
}
.page-news #pn-f-iter:checked ~ .pn-filter__bar label[for="pn-f-iter"] {
  background: var(--violet);
  border-color: var(--violet);
}
.page-news #pn-f-column:checked ~ .pn-filter__bar label[for="pn-f-column"] {
  background: var(--magenta);
  border-color: var(--magenta);
}
.page-news #pn-f-scope:checked ~ .pn-filter__bar label[for="pn-f-scope"] {
  background: var(--fluor);
  border-color: var(--fluor);
}
.page-news #pn-f-topic:checked ~ .pn-filter__bar label[for="pn-f-topic"] {
  background: var(--amber);
  border-color: var(--amber);
}

.page-news #pn-f-all:focus-visible ~ .pn-filter__bar label[for="pn-f-all"],
.page-news #pn-f-iter:focus-visible ~ .pn-filter__bar label[for="pn-f-iter"],
.page-news #pn-f-column:focus-visible ~ .pn-filter__bar label[for="pn-f-column"],
.page-news #pn-f-scope:focus-visible ~ .pn-filter__bar label[for="pn-f-scope"],
.page-news #pn-f-topic:focus-visible ~ .pn-filter__bar label[for="pn-f-topic"] {
  outline: 2px solid var(--violet);
  outline-offset: 2px;
}

.page-news #pn-f-iter:checked ~ .pn-entries article:not(.pn-entry--iter),
.page-news #pn-f-column:checked ~ .pn-entries article:not(.pn-entry--column),
.page-news #pn-f-scope:checked ~ .pn-entries article:not(.pn-entry--scope),
.page-news #pn-f-topic:checked ~ .pn-entries article:not(.pn-entry--topic) {
  display: none;
}

.page-news .pn-entries {
  margin-top: 10px;
}

.page-news .pn-entry {
  display: grid;
  gap: 10px;
  padding: 22px 0 22px 14px;
  border-bottom: 1px solid var(--pn-hair-soft);
  border-left: 2px solid transparent;
  transition: border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-news .pn-entry:hover,
.page-news .pn-entry:focus-within {
  border-left-color: var(--violet);
  background-color: rgba(11, 18, 38, 0.55);
}

.page-news .pn-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
}

.page-news .pn-entry__meta .tag {
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-news .pn-entry__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .pn-entry__summary {
  display: block;
  position: relative;
  padding-right: 78px;
  cursor: pointer;
  list-style: none;
}

.page-news .pn-entry__summary::-webkit-details-marker {
  display: none;
}

.page-news .pn-entry__summary::after {
  content: "展开要点";
  position: absolute;
  top: 3px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--violet);
  border-bottom: 1px solid var(--violet);
  padding-bottom: 2px;
}

.page-news .pn-entry__details[open] .pn-entry__summary::after {
  content: "收起要点";
  color: var(--mist);
  border-bottom-color: var(--mist);
}

.page-news .pn-entry__title {
  display: block;
  margin-bottom: 7px;
  font-size: 17.5px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--silver);
}

.page-news .pn-entry__excerpt {
  display: block;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .pn-entry__points {
  margin: 14px 0 0;
  padding: 14px 16px;
  list-style: none;
  border-left: 2px solid var(--violet);
  background: rgba(11, 18, 38, 0.75);
}

.page-news .pn-entry--column .pn-entry__points {
  border-left-color: var(--magenta);
}
.page-news .pn-entry--scope .pn-entry__points {
  border-left-color: var(--fluor);
}
.page-news .pn-entry--topic .pn-entry__points {
  border-left-color: var(--amber);
}

.page-news .pn-entry__points li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .pn-entry__points li + li {
  margin-top: 6px;
}

.page-news .pn-entry__points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--violet);
}

.page-news .pn-entry--scope .pn-entry__points li::before {
  color: var(--fluor);
}
.page-news .pn-entry--column .pn-entry__points li::before {
  color: var(--magenta);
}
.page-news .pn-entry--topic .pn-entry__points li::before {
  color: var(--amber);
}

/* ---------- 奶油纸白分隔带 ---------- */
.page-news .pn-band {
  display: grid;
  gap: 16px;
  margin: 26px 0;
  padding: 22px 20px;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-paper);
}

.page-news .pn-band__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pn-ink-soft);
}

.page-news .pn-band .btn {
  justify-self: start;
}

/* ---------- 版本迭代线 ---------- */
.page-news .pn-track__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  margin-top: 6px;
}

.page-news .pn-nodes {
  position: relative;
  display: flex;
  min-width: 760px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
}

.page-news .pn-nodes::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--orbit), var(--violet) 55%, var(--magenta));
}

.page-news .pn-node {
  position: relative;
  flex: 1 0 118px;
  padding: 46px 14px 0 0;
}

.page-news .pn-node:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 4px;
}

.page-news .pn-node__dot {
  position: absolute;
  top: 21px;
  left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--void);
  border: 2px solid var(--violet);
  z-index: 1;
}

.page-news .pn-node--now .pn-node__dot {
  background: var(--fluor);
  border-color: var(--fluor);
  box-shadow: 0 0 0 6px rgba(57, 242, 200, 0.16);
  animation: pn-pulse 4.5s ease-in-out infinite;
}

.page-news .pn-node__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-news .pn-node__sub {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--mist);
}

.page-news .pn-node__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: max-content;
  max-width: 240px;
  padding: 8px 11px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--silver);
  background: var(--panel);
  border: 2px solid var(--violet);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.24s var(--ease), transform 0.24s var(--ease),
    visibility 0.24s var(--ease);
}

.page-news .pn-node:hover .pn-node__tip,
.page-news .pn-node:focus-visible .pn-node__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-news .pn-track__foot {
  margin: 26px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--mist);
}

@keyframes pn-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 4px rgba(57, 242, 200, 0.1);
  }
  50% {
    box-shadow: 0 0 0 9px rgba(57, 242, 200, 0.2);
  }
}

/* ---------- 栏目调整记录 ---------- */
.page-news .pn-split {
  display: grid;
  gap: 30px;
}

.page-news .pn-changes {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--orbit);
}

.page-news .pn-change {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--pn-hair-soft);
}

.page-news .pn-change__idx {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--magenta);
  padding-top: 4px;
}

.page-news .pn-change__title {
  margin: 0 0 7px;
  font-size: 17.5px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--silver);
}

.page-news .pn-change__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 数据说明专区 ---------- */
.page-news .pn-scope__grid {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--orbit);
}

.page-news .pn-rule {
  padding: 24px 0 24px 16px;
  border-bottom: 1px solid var(--pn-hair-soft);
  border-left: 2px solid var(--orbit);
}

.page-news .pn-rule:nth-child(1) {
  border-left-color: var(--violet);
}
.page-news .pn-rule:nth-child(2) {
  border-left-color: var(--fluor);
}
.page-news .pn-rule:nth-child(3) {
  border-left-color: var(--amber);
}

.page-news .pn-rule__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 500;
  color: var(--silver);
}

.page-news .pn-rule__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .pn-rule__meta {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--violet);
}

/* ---------- 后续动作 ---------- */
.page-news .pn-next__grid {
  display: grid;
  gap: 22px;
}

.page-news .pn-next__item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px;
  background: var(--panel);
  border: 2px solid var(--orbit);
  border-top: 3px solid var(--violet);
  box-shadow: var(--shadow-soft);
}

.page-news .pn-next__idx {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--magenta);
}

.page-news .pn-next__title {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--silver);
}

.page-news .pn-next__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  flex: 1 1 auto;
}

.page-news .pn-next__item .btn {
  align-self: flex-start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news {
    padding-bottom: 96px;
  }

  .page-news .pn-entry {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 28px;
    padding: 26px 0 26px 18px;
  }

  .page-news .pn-entry__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .page-news .pn-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 34px;
    padding: 26px 28px;
  }

  .page-news .pn-band .btn {
    justify-self: end;
  }

  .page-news .pn-toc__item {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 6px 20px;
    padding: 26px 0;
  }

  .page-news .pn-scope__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 30px;
  }

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

@media (min-width: 1040px) {
  .page-news .pn-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 56px;
    padding-top: 38px;
  }

  .page-news .pn-title {
    max-width: 15ch;
  }

  .page-news .pn-toc__item {
    grid-template-columns: 70px 260px minmax(0, 1fr);
    align-items: baseline;
    gap: 32px;
  }

  .page-news .pn-toc__idx {
    grid-row: auto;
  }

  .page-news .pn-toc__text {
    margin-top: 0;
  }

  .page-news .pn-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 48px;
  }

  .page-news .pn-split .pn-media--tall {
    margin-top: 34px;
  }

  .page-news .pn-scope__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 26px;
  }

  .page-news .pn-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-news .pn-media--scope {
    margin-top: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-node--now .pn-node__dot {
    animation: none;
  }

  .page-news .pn-node__tip,
  .page-news .pn-entry,
  .page-news .pn-toc__link,
  .page-news .pn-filter__btn {
    transition: none;
  }
}