.page-news {
  padding-bottom: clamp(40px, 8vw, 96px);
}

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

.page-news .crumb-row {
  padding-top: clamp(16px, 3vw, 26px);
}

/* ---------- 首屏封面 ---------- */
.page-news .cover-grid {
  position: relative;
  display: grid;
  gap: clamp(26px, 5vw, 48px);
  padding-top: clamp(20px, 4vw, 44px);
}

.page-news .cover-kicker {
  color: var(--cyan);
  letter-spacing: 0.18em;
  margin: 0;
}

.page-news .cover-title {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.05rem, 8.4vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  background: linear-gradient(118deg, var(--white) 26%, var(--mist) 62%, var(--cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .cover-em {
  display: block;
  color: var(--neon-orange);
  -webkit-text-fill-color: var(--neon-orange);
  text-decoration: underline;
  text-decoration-color: rgba(255, 106, 42, 0.4);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.14em;
}

.page-news .cover-intro {
  margin: clamp(16px, 3vw, 24px) 0 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.8;
}

.page-news .cover-index {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line);
}

.page-news .cover-index li {
  border-bottom: 1px solid var(--line);
}

.page-news .cover-index a {
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-areas: "num name" "num desc";
  gap: 2px 10px;
  padding: 14px 4px;
  text-decoration: none;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-news .cover-index a .mono {
  grid-area: num;
  color: var(--steel);
  font-size: 0.76rem;
  align-self: center;
  transition: color 0.22s var(--ease);
}

.page-news .cover-index a em {
  grid-area: desc;
  font-style: normal;
  font-weight: 400;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--steel);
}

.page-news .cover-index a:hover,
.page-news .cover-index a:focus-visible {
  color: var(--neon-orange);
}

.page-news .cover-index a:hover .mono,
.page-news .cover-index a:focus-visible .mono {
  color: var(--neon-orange);
}

.page-news .cover-art {
  position: relative;
  margin: 0;
  padding: 1px;
  background: linear-gradient(150deg, var(--neon-orange) 0%, rgba(122, 92, 255, 0.65) 38%, rgba(46, 211, 247, 0.28) 64%, rgba(221, 227, 242, 0.12) 100%);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}

.page-news .cover-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 10px 14px;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  background: linear-gradient(0deg, rgba(7, 11, 26, 0.88), rgba(7, 11, 26, 0));
}

.page-news .cover-rot {
  display: none;
}

/* ---------- 本期导读 ---------- */
.page-news .sec-head {
  margin-bottom: clamp(20px, 3.4vw, 34px);
}

.page-news .sec-title {
  margin: 0 0 10px;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .sec-lead {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 0.98rem;
  line-height: 1.8;
}

.page-news .brief-grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 30px);
}

.page-news .brief-note {
  padding-top: 16px;
  border-top: 2px solid var(--line-strong);
}

.page-news .brief-note:nth-child(2) {
  border-top-color: var(--electric-purple);
}

.page-news .brief-note:nth-child(3) {
  border-top-color: var(--cyan);
}

.page-news .brief-num {
  margin: 0 0 8px;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--neon-orange);
}

.page-news .brief-h {
  margin: 0 0 8px;
  font-size: 1.12rem;
  line-height: 1.4;
  font-weight: 800;
  color: var(--white);
}

.page-news .brief-p {
  margin: 0;
  color: var(--steel);
  font-size: 0.93rem;
  line-height: 1.78;
}

.page-news .brief-cta {
  margin: clamp(24px, 4vw, 34px) 0 0;
}

/* ---------- 图形容器 ---------- */
.page-news .pl-figure {
  position: relative;
  margin: 0 0 clamp(24px, 4vw, 36px);
  border: 1px solid var(--line);
  background: var(--nebula-soft);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  overflow: hidden;
}

.page-news .pl-figure img {
  width: 100%;
  object-fit: cover;
}

.page-news .case-figure img {
  aspect-ratio: 10 / 7;
}

.page-news .quarter-figure img {
  aspect-ratio: 5 / 3;
}

.page-news .version-figure img {
  aspect-ratio: 3 / 2;
}

/* ---------- 案例合集 ---------- */
.page-news .case-browser {
  position: relative;
}

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

.page-news .case-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(22px, 3.6vw, 32px);
}

.page-news .cf-chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  border: 1px solid var(--line-strong);
  background: rgba(7, 11, 26, 0.4);
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-news .cf-chip:hover {
  color: var(--white);
  border-color: var(--neon-orange);
}

.page-news .cf-input:focus-visible ~ .case-filter {
  outline: 2px solid var(--neon-orange);
  outline-offset: 5px;
}

.page-news #cf-all:checked ~ .case-filter .cf-chip[for="cf-all"],
.page-news #cf-rule:checked ~ .case-filter .cf-chip[for="cf-rule"],
.page-news #cf-scene:checked ~ .case-filter .cf-chip[for="cf-scene"],
.page-news #cf-ver:checked ~ .case-filter .cf-chip[for="cf-ver"] {
  background: var(--peach);
  border-color: var(--peach);
  color: var(--deep-space);
}

.page-news #cf-rule:checked ~ .case-stream > .case-card:not(.is-rule),
.page-news #cf-scene:checked ~ .case-stream > .case-card:not(.is-scene),
.page-news #cf-ver:checked ~ .case-stream > .case-card:not(.is-ver) {
  display: none;
}

.page-news .case-stream {
  display: grid;
  gap: clamp(16px, 2.6vw, 24px);
}

.page-news .case-card {
  padding: clamp(18px, 3vw, 26px);
  background: linear-gradient(165deg, rgba(15, 23, 51, 0.94), rgba(11, 18, 40, 0.94));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-news .case-card:hover {
  border-color: var(--neon-orange);
}

.page-news .case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.page-news .case-title {
  margin: 0 0 8px;
  font-size: 1.1rem;
  line-height: 1.45;
  font-weight: 800;
  color: var(--white);
}

.page-news .case-time {
  margin: 0 0 12px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .case-summary {
  margin: 0;
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.78;
}

.page-news .case-more {
  margin-top: 14px;
  border-top: 1px dashed var(--line-strong);
  padding-top: 10px;
}

.page-news .case-more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  color: var(--neon-orange);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-news .case-more summary::-webkit-details-marker {
  display: none;
}

.page-news .case-more summary::after {
  content: "→";
  font-family: var(--font-mono);
  transition: transform 0.22s var(--ease);
}

.page-news .case-more[open] summary::after {
  transform: rotate(90deg);
}

.page-news .case-more p {
  margin: 10px 0 0;
  color: var(--steel);
  font-size: 0.9rem;
  line-height: 1.78;
}

/* ---------- 季度主题 ---------- */
.page-news .quarter-grid {
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
}

.page-news .quarter-card {
  position: relative;
  padding: clamp(20px, 3vw, 26px);
  border: 1px solid var(--line);
  background: linear-gradient(200deg, rgba(122, 92, 255, 0.16), rgba(11, 18, 40, 0.9) 62%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  transition: border-color 0.24s var(--ease);
}

.page-news .quarter-card:nth-child(even) {
  background: linear-gradient(200deg, rgba(46, 211, 247, 0.14), rgba(11, 18, 40, 0.9) 62%);
}

.page-news .quarter-card:hover {
  border-color: var(--neon-orange);
}

.page-news .q-tag {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .q-name {
  margin: 0 0 8px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
}

.page-news .q-desc {
  margin: 0;
  color: var(--steel);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ---------- 版本时间轴 ---------- */
.page-news .timeline {
  display: grid;
  gap: 0;
}

.page-news .tl-year {
  border-top: 1px solid var(--line);
}

.page-news .tl-year:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .tl-year summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 2px;
  list-style: none;
  cursor: pointer;
}

.page-news .tl-year summary::-webkit-details-marker {
  display: none;
}

.page-news .tl-year-name {
  font-family: var(--font-mono);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-news .tl-count {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-news .tl-sign {
  margin-left: auto;
  font-size: 1.1rem;
  color: var(--neon-orange);
  line-height: 1;
  transition: transform 0.24s var(--ease);
}

.page-news .tl-year[open] .tl-sign {
  transform: rotate(45deg);
}

.page-news .tl-body {
  display: grid;
  gap: 14px;
  margin: 0 0 20px 5px;
  padding-left: 20px;
  border-left: 1px solid var(--line-strong);
}

.page-news .tl-item {
  position: relative;
  display: grid;
  gap: 4px;
}

.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-orange);
}

.page-news .tl-ver {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .tl-text {
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.75;
}

/* ---------- 编辑推荐 ---------- */
.page-news .read-grid {
  display: grid;
  gap: clamp(16px, 2.6vw, 22px);
}

.page-news .read-panel {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(15, 23, 51, 0.9), rgba(7, 11, 26, 0.9));
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: border-color 0.24s var(--ease);
}

.page-news .read-panel:hover {
  border-color: var(--electric-purple);
}

.page-news .read-panel--main {
  background: linear-gradient(160deg, rgba(255, 106, 42, 0.14), rgba(11, 18, 40, 0.94) 58%);
}

.page-news .read-panel--quiet {
  background: linear-gradient(160deg, rgba(46, 211, 247, 0.1), rgba(11, 18, 40, 0.94) 58%);
}

.page-news .read-kicker {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--peach);
}

.page-news .read-h {
  margin: 0 0 10px;
  font-size: 1.14rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--white);
}

.page-news .read-p {
  margin: 0 0 14px;
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.78;
}

.page-news .read-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .read-link {
  position: relative;
  display: inline-block;
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.22s var(--ease);
}

.page-news .read-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: var(--neon-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s var(--ease);
}

.page-news .read-link:hover,
.page-news .read-link:focus-visible {
  color: var(--neon-orange);
}

.page-news .read-link:hover::after,
.page-news .read-link:focus-visible::after {
  transform: scaleX(1);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-news .brief-grid {
    grid-template-columns: 5fr 4fr 3fr;
    align-items: start;
  }

  .page-news .brief-note:nth-child(2) {
    margin-top: 28px;
  }

  .page-news .brief-note:nth-child(3) {
    margin-top: 56px;
  }

  .page-news .case-stream {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .case-card:nth-child(even) {
    margin-top: 34px;
  }

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

  .page-news .quarter-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-news .quarter-card:nth-child(4) {
    margin-top: 26px;
  }

  .page-news .read-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .page-news .read-panel--main {
    grid-row: span 2;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-news .cover-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    column-gap: clamp(32px, 5vw, 64px);
  }

  .page-news .cover-lead {
    padding-bottom: 8px;
  }

  .page-news .cover-art {
    margin-bottom: 12px;
  }

  .page-news .cover-rot {
    display: block;
    position: absolute;
    right: -6px;
    top: 8%;
    margin: 0;
    writing-mode: vertical-rl;
    font-size: 0.68rem;
    letter-spacing: 0.34em;
    color: var(--steel);
  }

  .page-news .quarter-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .quarter-card:nth-child(2) {
    margin-top: 34px;
  }

  .page-news .quarter-card:nth-child(3) {
    margin-top: 14px;
  }

  .page-news .quarter-card:nth-child(4) {
    margin-top: 48px;
  }

  .page-news .case-stream {
    column-gap: clamp(20px, 3vw, 30px);
  }

  .page-news .case-card:nth-child(even) {
    margin-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cf-chip,
  .page-news .case-card,
  .page-news .read-panel,
  .page-news .read-link,
  .page-news .read-link::after,
  .page-news .tl-sign,
  .page-news .cover-index a {
    transition: none;
  }
}
<<<END>>>
</main>