.page-news {
  --pn-line: rgba(199, 208, 228, 0.18);
  --pn-cyan-soft: rgba(43, 224, 232, 0.16);
  --pn-rail-w: 42px;
  position: relative;
  overflow-x: clip;
  background-color: var(--c-base);
  background-image:
    linear-gradient(rgba(199, 208, 228, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 208, 228, 0.045) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px;
  color: var(--c-white);
  font-family: var(--font-sans);
}

.page-news a {
  text-decoration: none;
}

.page-news .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */

.news-hero {
  position: relative;
  padding-block: clamp(28px, 5vw, 64px) clamp(32px, 5vw, 68px);
  border-bottom: 1px solid var(--pn-line);
}

.news-hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: min(46vw, 520px);
  height: 6px;
  background: linear-gradient(90deg, transparent, var(--c-cyan));
}

.news-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.news-hero__copy {
  min-width: 0;
}

.news-hero .crumb {
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--c-silver);
}

.news-hero .crumb a {
  color: var(--c-silver);
  border-bottom: 1px solid transparent;
}

.news-hero .crumb a:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.news-hero .crumb__sep {
  margin-inline: 8px;
  color: var(--c-cyan-deep);
}

.news-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

.news-hero .eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-cyan);
}

.news-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 5.4vw, 58px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 15ch;
}

.news-hero__mark {
  display: inline-block;
  position: relative;
  color: var(--c-cyan);
}

.news-hero__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 4px;
  background: var(--c-orange);
  opacity: 0.85;
}

.news-hero__lead {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: clamp(15px, 1.35vw, 16.5px);
  line-height: 1.85;
  color: var(--c-silver);
}

.news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  border: 2px solid var(--line-strong);
  background: var(--c-panel);
  box-shadow: var(--shadow-hard);
  max-width: 640px;
}

.news-hero__fact {
  flex: 1 1 130px;
  padding: 12px 16px;
  border-right: 1px solid var(--pn-line);
  min-width: 0;
}

.news-hero__fact:last-child {
  border-right: 0;
}

.news-hero__fact b {
  display: block;
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.1;
  color: var(--c-cyan);
  letter-spacing: 0.02em;
}

.news-hero__fact span {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--c-silver);
}

.news-hero__fig {
  position: relative;
  margin: 0;
  border: 2px solid var(--line-strong);
  background: linear-gradient(135deg, var(--c-panel), var(--c-panel-hi));
}

.news-hero__fig::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(43, 224, 232, 0.12), transparent 60%);
  pointer-events: none;
  z-index: 1;
}

.news-hero__fig::after {
  content: "";
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 44%;
  height: 6px;
  background: var(--c-cyan);
  z-index: 2;
}

.news-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 14 / 9;
}

/* ---------- 通用区块头 ---------- */

.page-news .section {
  padding-block: var(--section-gap);
}

.news-overview,
.news-list,
.news-next {
  border-bottom: 1px solid var(--pn-line);
}

.page-news .section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: clamp(22px, 3vw, 34px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .section__head h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.page-news .h-num {
  font-size: 14px;
  font-weight: 900;
  color: var(--c-cyan);
  border: 2px solid var(--c-cyan);
  padding: 2px 8px;
  line-height: 1.3;
}

.page-news .section__head p {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-silver);
}

/* ---------- 三类记录 ---------- */

.news-cats {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.news-cat {
  position: relative;
  padding: 24px 20px 22px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  border-top: 5px solid var(--c-cyan);
  box-shadow: var(--shadow-hard);
}

.news-cat--glossary {
  border-top-color: var(--c-violet);
}

.news-cat--stable {
  border-top-color: var(--c-orange);
}

.news-cat__no {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--c-silver);
  border: 1px solid var(--pn-line);
  padding: 2px 8px;
}

.news-cat h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.news-cat--entry h3 {
  color: var(--c-cyan);
}

.news-cat--glossary h3 {
  color: var(--c-violet);
}

.news-cat--stable h3 {
  color: var(--c-orange);
}

.news-cat__q {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-white);
  padding-left: 12px;
  border-left: 3px solid var(--pn-line);
}

.news-cat p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-silver);
}

.news-overview__foot {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pn-line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-silver);
}

.page-news .link {
  color: var(--c-cyan);
  border-bottom: 1px solid var(--c-cyan-deep);
}

.page-news .link:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

/* ---------- 筛选区 ---------- */

.news-filter {
  position: sticky;
  top: 10px;
  z-index: 20;
  padding-block: 0;
}

.news-filter__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 16px 14px;
  background: rgba(18, 26, 68, 0.96);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  backdrop-filter: blur(6px);
}

.news-filter__band {
  margin: -12px -16px 6px;
  height: 68px;
  overflow: hidden;
  border-bottom: 1px solid var(--pn-line);
  background: linear-gradient(90deg, var(--c-cyan-soft), transparent 70%);
}

.news-filter__band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.news-filter__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.news-filter__label {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--c-cyan);
  border-bottom: 1px dashed var(--c-cyan-deep);
  padding-bottom: 2px;
}

.news-filter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  min-width: 0;
}

.page-news .chip {
  appearance: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  padding: 5px 11px;
  border: 2px solid var(--pn-line);
  border-radius: 0;
  background: transparent;
  color: var(--c-silver);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-news .chip:hover {
  border-color: var(--c-cyan);
  color: var(--c-white);
}

.page-news .chip[aria-pressed="true"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-base);
  font-weight: 700;
  box-shadow: 3px 3px 0 rgba(5, 7, 15, 0.85);
}

.page-news .chip:focus-visible {
  outline: 2px solid var(--c-violet);
  outline-offset: 2px;
}

.news-filter__count {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 2px 0 0;
  padding-top: 8px;
  border-top: 1px dashed var(--pn-line);
}

.news-filter__count-num {
  font-weight: 900;
  font-size: 28px;
  line-height: 1;
  color: var(--c-cyan);
}

.news-filter__count-label {
  font-size: 13px;
  color: var(--c-silver);
}

/* ---------- 案例列表 ---------- */

.news-list__note,
.news-batch__note,
.news-next__note {
  margin: 0;
}

.news-list__fig,
.news-batch__fig {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.case-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.case-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 16px 16px 18px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  border-left: 5px solid var(--c-cyan);
  box-shadow: var(--shadow-hard);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  min-width: 0;
}

.case-card[data-cat~="glossary"] {
  border-left-color: var(--c-violet);
}

.case-card[data-cat~="stable"] {
  border-left-color: var(--c-orange);
}

.case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hard-lg);
}

.case-card__top {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.case-card__no {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

.case-card[data-cat~="glossary"] .case-card__no {
  color: var(--c-violet);
}

.case-card[data-cat~="stable"] .case-card__no {
  color: var(--c-orange);
}

.case-card .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  border: 1px solid var(--pn-line);
  color: var(--c-silver);
}

.case-card__ind {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-silver);
  border: 1px dashed var(--pn-line);
  padding: 2px 7px;
}

.case-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--c-white);
}

.case-card__sum {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-silver);
}

.case-card__pts {
  list-style: none;
  margin: 2px 0 0;
  padding: 10px 0 0;
  border-top: 1px dashed var(--pn-line);
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.case-card__pts li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-silver);
}

.case-card__pts li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-cyan-deep);
}

/* ---------- 批次记录 ---------- */

.news-batch .section__head h2 .h-num {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

.batch-axis {
  position: relative;
  display: flex;
  gap: clamp(20px, 5vw, 72px);
  padding: 22px 4px 16px;
  overflow-x: auto;
  scrollbar-width: thin;
  border-top: 2px solid var(--line-warm);
}

.batch-axis::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 34px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-cyan-deep), var(--c-cyan), var(--c-orange));
  opacity: 0.5;
}

.batch-node {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--c-silver);
  text-align: center;
}

.batch-node__dot {
  width: 18px;
  height: 18px;
  border: 2px solid var(--c-orange);
  background: var(--c-base);
  transition: background 0.18s ease, transform 0.18s ease;
}

.batch-node:hover .batch-node__dot {
  background: var(--c-orange);
  transform: scale(1.15);
}

.batch-node__code {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 15px;
  color: var(--c-white);
}

.batch-node__stage {
  font-size: 12px;
  color: var(--c-silver);
}

.batch-node:focus-visible {
  outline: 2px solid var(--c-violet);
  outline-offset: 4px;
}

.batch-list {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 18px;
}

.batch-item {
  padding: 18px 18px 20px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  border-left: 5px solid var(--c-orange);
  box-shadow: var(--shadow-hard);
}

.batch-item:target {
  border-left-color: var(--c-cyan);
  background: var(--c-panel-hi);
}

.batch-item__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--pn-line);
}

.batch-item__code {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 18px;
  color: var(--c-orange);
  letter-spacing: 0.06em;
}

.batch-item__head .tag--warm {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 7px;
  border: 1px solid var(--line-warm);
  color: var(--c-orange);
}

.batch-item__head .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 7px;
  border: 1px solid var(--pn-line);
  color: var(--c-silver);
}

.batch-item__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.batch-item__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-silver);
}

.batch-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  background: var(--c-orange);
  opacity: 0.8;
}

/* ---------- 场景征集 ---------- */

.news-voice {
  border-bottom: 1px solid var(--pn-line);
}

.news-voice__inner {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.news-voice .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--c-silver);
}

.news-voice .eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-silver);
}

.news-voice h2 {
  margin: 0 0 14px;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.3;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.news-voice h2 .h-num {
  font-size: 14px;
  color: var(--c-silver);
  border: 2px solid var(--c-silver);
  padding: 2px 8px;
  line-height: 1.3;
}

.news-voice__lead {
  margin: 0 0 18px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-silver);
}

.news-voice__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.news-voice__list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-silver);
}

.news-voice__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--c-silver);
}

.news-voice__side {
  padding: 22px 20px 24px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  border-top: 5px solid var(--c-silver);
  box-shadow: var(--shadow-hard);
}

.news-voice__side-label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--c-white);
  padding-bottom: 9px;
  border-bottom: 1px solid var(--pn-line);
}

.news-voice__steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: none;
}

.news-voice__steps li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-silver);
}

.news-voice__steps .mono {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 13px;
  color: var(--c-base);
  background: var(--c-silver);
  padding: 2px 7px;
}

.news-voice__side-note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pn-line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-news .btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  padding: 11px 20px;
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.page-news .btn--primary {
  background: var(--c-cyan);
  color: var(--c-base);
  font-weight: 700;
}

.page-news .btn--primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
  background: var(--c-white);
}

.page-news .btn:focus-visible {
  outline: 2px solid var(--c-violet);
  outline-offset: 3px;
}

/* ---------- 下一步 ---------- */

.news-next__grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.news-next__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  color: var(--c-white);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.news-next__card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 5px;
}

.news-next__card--cyan::after {
  background: var(--c-cyan);
}

.news-next__card--orange::after {
  background: var(--c-orange);
}

.news-next__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hard-lg);
}

.news-next__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-silver);
  padding: 2px 8px;
  border: 1px solid var(--pn-line);
  align-self: flex-start;
}

.news-next__card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.35;
}

.news-next__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-silver);
}

.news-next__go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.news-next__card--orange .news-next__go {
  color: var(--c-orange);
}

.news-next__card:hover .news-next__go {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 返回顶部 ---------- */

.page-news .to-top {
  position: fixed;
  right: clamp(14px, 3vw, 32px);
  bottom: clamp(14px, 3vw, 32px);
  z-index: 40;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  padding: 10px 16px;
  color: var(--c-base);
  background: var(--c-cyan);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  cursor: pointer;
}

.page-news .to-top:focus-visible {
  outline: 2px solid var(--c-violet);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .news-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .batch-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .news-filter__inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 26px;
    padding: 14px 20px 16px;
  }

  .news-filter__band {
    flex: 1 0 100%;
    margin: -14px -20px 4px;
    height: 78px;
  }

  .news-filter__count {
    margin-left: auto;
    padding-top: 0;
    border-top: 0;
    padding-left: 24px;
    border-left: 1px dashed var(--pn-line);
  }

  .news-voice__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }
}

@media (min-width: 1080px) {
  .case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .batch-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .case-card,
  .page-news .news-next__card,
  .page-news .btn,
  .batch-node__dot {
    transition: none;
  }

  .page-news .case-card:hover,
  .page-news .news-next__card:hover,
  .page-news .btn--primary:hover {
    transform: none;
  }
}

.page-news {
  --c-cyan-soft: transparent;
}