.page-news {
  --pad-x: 20px;
  --news-line: rgba(30, 64, 52, 0.75);
  display: block;
  background: var(--ink-black);
  color: var(--chalk);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.75;
  overflow-x: hidden;
}

@media (min-width: 720px) {
  .page-news {
    --pad-x: 32px;
  }
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 0;
}

.page-news img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-news a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news a:hover,
.page-news a:focus-visible {
  border-bottom-color: var(--neon-cyan);
}

.page-news a:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  border-bottom: 1px solid var(--news-line);
  background: linear-gradient(180deg, var(--deep-green) 0%, var(--ink-black) 78%);
}

.page-news .news-hero__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--deep-green);
}

@media (min-width: 720px) {
  .page-news .news-hero__media {
    aspect-ratio: 2 / 1;
  }
}

.page-news .news-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.78);
}

.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(53, 242, 208, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 242, 208, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 85%);
}

.page-news .news-hero__body {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 26px var(--pad-x) 44px;
  position: relative;
}

@media (min-width: 900px) {
  .page-news .news-hero__body {
    padding-top: 36px;
    padding-bottom: 64px;
  }
}

.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-bottom: 20px;
}

.page-news .breadcrumbs a {
  color: var(--mist);
  border-bottom-color: rgba(154, 168, 163, 0.4);
}

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

.page-news h1 {
  font-size: clamp(30px, 6.4vw, 62px);
  font-weight: 900;
  line-height: 1.1;
  margin: 12px 0 0;
  max-width: 18em;
  color: var(--chalk);
}

.page-news .news-hero__body .lead {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-dim);
}

@media (min-width: 900px) {
  .page-news .news-hero__body .lead {
    font-size: 17px;
    margin-top: 24px;
  }
}

.page-news .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  list-style: none;
  margin: 32px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--news-line);
}

.page-news .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-news .hero-facts strong {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 36px);
  font-weight: 700;
  line-height: 1;
  color: var(--neon-cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .hero-facts span {
  font-size: 13px;
  color: var(--mist);
  letter-spacing: 0.04em;
}

/* ---------- 通用分区 ---------- */

.page-news .news-section {
  padding: 46px 0;
  border-bottom: 1px solid var(--news-line);
}

@media (min-width: 900px) {
  .page-news .news-section {
    padding: 76px 0;
  }
}

.page-news .news-section--alt {
  background: var(--deep-green);
}

.page-news .news-section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.page-news .news-head {
  max-width: 62ch;
  margin-bottom: 32px;
}

@media (min-width: 900px) {
  .page-news .news-head {
    margin-bottom: 44px;
  }
}

.page-news .news-head__title {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.22;
  color: var(--chalk);
  margin-top: 10px;
}

.page-news .news-head__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--body-dim);
}

.page-news .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--warm-orange);
  margin: 0;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255, 138, 61, 0.45);
}

.page-news .news-more {
  margin: 28px 0 0;
  font-size: 14px;
  color: var(--mist);
}

/* ---------- 本周期看点 ---------- */

.page-news .spot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--news-line);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

@media (min-width: 900px) {
  .page-news .spot-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .spot-item {
  background: var(--ink-black);
  padding: 26px 22px 30px;
  display: grid;
  gap: 10px;
  position: relative;
  transition: background var(--dur) var(--ease);
}

.page-news .spot-item:hover {
  background: var(--pitch-green);
}

.page-news .spot-item__no {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--neon-cyan);
  opacity: 0.42;
  font-variant-numeric: tabular-nums;
}

.page-news .spot-item__title {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.42;
  color: var(--chalk);
}

@media (min-width: 900px) {
  .page-news .spot-item__title {
    font-size: 20px;
  }
}

.page-news .spot-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--body-dim);
}

/* ---------- 四个栏目 ---------- */

.page-news .col-grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .page-news .col-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-news .col-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-news .col-card {
  position: relative;
  background: var(--pitch-green);
  border: 1px solid var(--crease);
  border-top: 3px solid var(--neon-cyan);
  padding: 24px 20px 26px;
  display: grid;
  gap: 10px;
  align-content: start;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .col-card--orange {
  border-top-color: var(--warm-orange);
}

.page-news .col-card--signal {
  border-top-color: var(--signal);
}

.page-news .col-card:hover {
  transform: translateY(-3px);
  background: var(--deep-green);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.45);
}

.page-news .col-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
  font-variant-numeric: tabular-nums;
}

.page-news .col-card__title {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--chalk);
}

.page-news .col-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--body-dim);
}

/* ---------- 筛选 ---------- */

.page-news .nfilter {
  position: relative;
}

.page-news .nfilter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  margin: 0;
}

.page-news .nfilter__row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-news .nfilter__input:focus-visible ~ .nfilter__row {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 6px;
}

.page-news .nfilter__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 7px 13px;
  border: 1px solid var(--crease);
  border-radius: var(--radius);
  color: var(--mist);
  cursor: pointer;
  user-select: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .nfilter__label:hover {
  color: var(--chalk);
  border-color: var(--neon-cyan);
}

.page-news #ncat-all:checked ~ .nfilter__row .nfilter__label[for="ncat-all"],
.page-news #ncat-rank:checked ~ .nfilter__row .nfilter__label[for="ncat-rank"],
.page-news #ncat-lineup:checked ~ .nfilter__row .nfilter__label[for="ncat-lineup"],
.page-news #ncat-stats:checked ~ .nfilter__row .nfilter__label[for="ncat-stats"],
.page-news #ncat-version:checked ~ .nfilter__row .nfilter__label[for="ncat-version"] {
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
  color: var(--ink-black);
  font-weight: 700;
}

.page-news #ncat-rank:checked ~ .news-rows .news-row:not(.is-rank),
.page-news #ncat-lineup:checked ~ .news-rows .news-row:not(.is-lineup),
.page-news #ncat-stats:checked ~ .news-rows .news-row:not(.is-stats),
.page-news #ncat-version:checked ~ .news-rows .news-row:not(.is-version) {
  display: none;
}

/* ---------- 更新条目 ---------- */

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

.page-news .news-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 20px 16px;
  border-bottom: 1px solid var(--news-line);
  background: var(--ink-black);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-row:hover,
.page-news .news-row:focus-within {
  background: rgba(53, 242, 208, 0.07);
  transform: translateX(4px);
}

.page-news .news-row__thumb {
  overflow: hidden;
  border: 1px solid var(--crease);
  background: var(--pitch-green);
}

.page-news .news-row__thumb img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.85);
}

.page-news .news-row__main {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.page-news .news-round {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.4;
  padding: 4px 8px;
  background: var(--warm-orange);
  color: var(--ink-black);
  border-radius: var(--radius);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.page-news .news-row__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--chalk);
  min-width: 0;
}

@media (min-width: 860px) {
  .page-news .news-row__title {
    font-size: 18px;
  }
}

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

.page-news .news-read {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.page-news .news-row:hover .news-read {
  color: var(--body-dim);
}

@media (min-width: 860px) {
  .page-news .news-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 22px 18px;
  }

  .page-news .news-row__main {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }

  .page-news .news-row__thumb {
    display: none;
  }

  .page-news .news-row--feature {
    grid-template-columns: 220px minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .news-row--feature .news-row__thumb {
    display: block;
  }
}

/* ---------- 案例合集时间轴 ---------- */

.page-news .tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 34px;
  position: relative;
}

.page-news .tl::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--neon-cyan) 0%, rgba(53, 242, 208, 0.35) 55%, rgba(53, 242, 208, 0.06) 100%);
}

@media (min-width: 900px) {
  .page-news .tl {
    padding-left: 56px;
  }

  .page-news .tl::before {
    left: 19px;
  }
}

.page-news .tl-item {
  position: relative;
  padding-bottom: 30px;
}

.page-news .tl-item:last-child {
  padding-bottom: 0;
}

.page-news .tl-node {
  position: absolute;
  left: -28px;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--neon-cyan);
  border: 2px solid var(--deep-green);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

@media (min-width: 900px) {
  .page-news .tl-node {
    left: -43px;
  }
}

.page-news .tl-item:hover .tl-node {
  transform: scale(1.18);
  box-shadow: 0 0 0 5px rgba(53, 242, 208, 0.16);
}

.page-news .tl-item--current .tl-node {
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(201, 242, 74, 0.16);
}

.page-news .tl-body {
  display: grid;
  gap: 8px;
  padding: 16px 18px 18px;
  background: var(--pitch-green);
  border: 1px solid var(--crease);
  border-left: 2px solid var(--neon-cyan);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .tl-item--current .tl-body {
  border-left-color: var(--signal);
}

.page-news .tl-item:hover .tl-body {
  transform: translateY(-2px);
  background: var(--deep-green);
}

.page-news .tl-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  font-variant-numeric: tabular-nums;
}

.page-news .tl-no {
  color: var(--neon-cyan);
  font-weight: 700;
}

.page-news .tl-when {
  padding-left: 12px;
  border-left: 1px solid var(--crease);
}

.page-news .tl-title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--chalk);
}

@media (min-width: 900px) {
  .page-news .tl-title {
    font-size: 19px;
  }
}

.page-news .tl-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 3px 9px;
  border: 1px solid var(--crease);
  border-radius: var(--radius);
  color: var(--mist);
  background: rgba(8, 13, 11, 0.5);
}

.page-news .tag--cyan {
  color: var(--neon-cyan);
  border-color: rgba(53, 242, 208, 0.45);
}

/* ---------- 编辑手记 ---------- */

.page-news .editor-split {
  display: grid;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-news .editor-split {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: start;
  }
}

.page-news .editor-copy p {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--body-dim);
  max-width: 58ch;
}

.page-news .editor-copy .news-head__title {
  margin-top: 10px;
}

.page-news .editor-media {
  margin: 0;
}

.page-news .editor-media img {
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: 1px solid var(--crease);
  filter: saturate(0.8) brightness(0.82);
}

.page-news .editor-caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  padding-left: 12px;
  border-left: 2px solid rgba(255, 138, 61, 0.55);
}

/* ---------- 回溯与提醒 ---------- */

.page-news .back-grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 900px) {
  .page-news .back-grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }
}

.page-news .back-panel {
  background: var(--pitch-green);
  border: 1px solid var(--crease);
  border-top: 3px solid var(--neon-cyan);
}

.page-news .back-panel summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 22px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--chalk);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-news .back-panel summary::-webkit-details-marker {
  display: none;
}

.page-news .back-panel summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 400;
  color: var(--neon-cyan);
  line-height: 1;
  transition: transform var(--dur) var(--ease);
}

.page-news .back-panel[open] summary::after {
  transform: rotate(45deg);
}

.page-news .back-panel summary:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: -2px;
}

.page-news .back-list {
  list-style: none;
  margin: 0;
  padding: 0 22px 20px;
  display: grid;
  gap: 1px;
}

.page-news .back-list li {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid var(--crease);
}

.page-news .back-stage {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon-cyan);
}

.page-news .back-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--body-dim);
}

.page-news .back-note__title {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--chalk);
}

@media (min-width: 900px) {
  .page-news .back-note__title {
    font-size: 22px;
  }
}

.page-news .back-note p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--body-dim);
  max-width: 56ch;
}

.page-news .back-note .link-arrow {
  display: inline-block;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--neon-cyan);
  border-bottom: 1px solid rgba(53, 242, 208, 0.45);
  padding-bottom: 3px;
}

.page-news .back-note .link-arrow:hover {
  border-bottom-color: var(--neon-cyan);
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
  }

  .page-news .news-row:hover,
  .page-news .news-row:focus-within,
  .page-news .col-card:hover,
  .page-news .tl-item:hover .tl-body,
  .page-news .tl-item:hover .tl-node {
    transform: none;
  }
}