.page-news {
  --news-card: #fffdf7;
  --news-rule: rgba(36, 28, 21, 0.14);
  --news-rule-dark: rgba(143, 163, 184, 0.22);
}

/* ============ 页头 ============ */
.page-news .news-head {
  position: relative;
  padding-top: clamp(26px, 5vw, 52px);
  padding-bottom: clamp(24px, 4vw, 44px);
  isolation: isolate;
}

.page-news .news-head::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -8%;
  width: min(440px, 62vw);
  height: 240px;
  background: radial-gradient(circle at 70% 40%, rgba(34, 211, 238, 0.16), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.page-news .news-head .kicker {
  margin-top: 22px;
}

.page-news .news-head h1 {
  margin: 16px 0 0;
  max-width: 17ch;
  font-size: clamp(2.2rem, 5.6vw, 4.2rem);
  line-height: 1.12;
}

.page-news .news-head .lede {
  margin: 22px 0 0;
  max-width: 64ch;
}

/* 事实条 */
.page-news .news-facts {
  list-style: none;
  margin: clamp(28px, 4.2vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--news-rule-dark);
  border: 1px solid var(--news-rule-dark);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .news-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-2);
}

.page-news .news-facts__num {
  font-family: var(--mono);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-news .news-facts__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray);
}

@media (min-width: 760px) {
  .page-news .news-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ============ 标签容器 ============ */
.page-news .news-tabs {
  margin-top: clamp(20px, 3vw, 32px);
  border: 1px solid var(--news-rule-dark);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(22, 36, 58, 0.92), rgba(14, 26, 43, 0.96));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-news .news-tabs__bar {
  display: flex;
  gap: 6px;
  padding: 10px;
  background: rgba(11, 21, 36, 0.6);
  border-bottom: 1px solid var(--news-rule-dark);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-tabs__bar::-webkit-scrollbar {
  display: none;
}

.page-news .news-tabs__bar .tabs__btn {
  flex: 0 0 auto;
  min-height: 42px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--gray);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  cursor: pointer;
  transition: color 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news .news-tabs__bar .tabs__btn:hover {
  color: var(--cream);
  border-color: var(--news-rule-dark);
}

.page-news .news-tabs__bar .tabs__btn.is-active,
.page-news .news-tabs__bar .tabs__btn[aria-selected="true"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}

.page-news .news-tabs__bar .tabs__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .news-panel {
  padding: clamp(20px, 4vw, 42px);
}

.page-news .news-panel[hidden] {
  display: none;
}

.page-news .news-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 18px;
  margin-bottom: clamp(18px, 2.6vw, 26px);
}

.page-news .news-panel__head h3 {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  font-weight: 500;
  color: var(--cream);
  letter-spacing: -0.01em;
}

.page-news .news-panel__note {
  font-size: 12px;
  color: var(--gray);
}

/* ============ 媒体占位 ============ */
.page-news .news-figure {
  margin: 0 0 clamp(24px, 3.6vw, 36px);
  border: 1px solid var(--news-rule-dark);
  border-radius: var(--r-md);
  overflow: hidden;
}

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

/* ============ 时间轴 ============ */
.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 clamp(16px, 3vw, 26px);
  border-left: 1px solid var(--news-rule-dark);
}

.page-news .timeline__item {
  position: relative;
  padding: 0 0 clamp(24px, 3.6vw, 38px) clamp(18px, 3vw, 30px);
}

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

.page-news .timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  margin-left: -5.5px;
  border-radius: 50%;
  background: var(--ink-3);
  border: 1px solid var(--gray);
  transition: background 260ms var(--ease), border-color 260ms var(--ease), box-shadow 260ms var(--ease);
}

.page-news .timeline__item.is-visible::before {
  background: var(--orange);
  border-color: var(--orange-soft);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.18);
}

.page-news .log-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-bottom: 10px;
}

.page-news .log-ver {
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-news .log-when {
  font-size: 12px;
  color: var(--gray);
}

.page-news .timeline__item h4 {
  margin: 0 0 8px;
  font-size: clamp(1.02rem, 2vw, 1.22rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--cream);
}

.page-news .timeline__item > p {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(143, 163, 184, 0.95);
}

.page-news .log-impact {
  margin-top: 10px !important;
  font-size: 12px !important;
  color: var(--gray) !important;
  letter-spacing: 0.03em;
}

/* ============ 案例面板 ============ */
.page-news .news-panel--cases {
  background: var(--cream);
  color: var(--brown);
}

.page-news .news-panel--cases .news-panel__head h3 {
  color: var(--brown);
}

.page-news .news-panel--cases .news-panel__note {
  color: var(--cyan-deep);
}

.page-news .cases-lede {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(36, 28, 21, 0.78);
}

.page-news .news-panel--cases .news-figure {
  border-color: var(--news-rule);
}

.page-news .case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.4vw, 22px);
  margin-top: clamp(20px, 3vw, 30px);
}

@media (min-width: 720px) {
  .page-news .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-news .case-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--news-card);
  border: 1px solid var(--news-rule);
  border-radius: var(--r-md);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
}

.page-news .case-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  border-radius: var(--r-md) 0 0 var(--r-md);
  background: var(--cyan);
}

.page-news .case-card:nth-child(2)::before { background: var(--orange); }
.page-news .case-card:nth-child(3)::before { background: var(--green); }
.page-news .case-card:nth-child(4)::before { background: var(--amber); }
.page-news .case-card:nth-child(5)::before { background: var(--cyan-deep); }
.page-news .case-card:nth-child(6)::before { background: var(--orange-soft); }
.page-news .case-card:nth-child(7)::before { background: var(--gray); }

.page-news .case-card:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 143, 166, 0.5);
  box-shadow: 0 18px 42px -28px rgba(14, 26, 43, 0.6);
}

.page-news .case-card .tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-news .case-card h4 {
  margin: 0 0 14px;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--brown);
}

.page-news .case-meta {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-news .case-meta > div {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--news-rule);
}

.page-news .case-meta dt {
  padding-top: 2px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan-deep);
}

.page-news .case-meta dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(36, 28, 21, 0.82);
}

/* ============ 专题系列 ============ */
.page-news .news-figure--series {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .accordion {
  margin-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--news-rule-dark);
}

.page-news .accordion__item {
  border-bottom: 1px solid var(--news-rule-dark);
}

.page-news .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 4px;
  background: none;
  border: 0;
  color: var(--cream);
  font-family: var(--sans);
  font-size: clamp(1rem, 1.8vw, 1.14rem);
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: color 180ms var(--ease);
}

.page-news .accordion__trigger:hover {
  color: var(--cyan);
}

.page-news .accordion__trigger .mono {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--gray);
}

.page-news .accordion__title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-news .accordion__arrow {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 200ms var(--ease);
}

.page-news .accordion__trigger[aria-expanded="true"] .accordion__arrow {
  transform: rotate(-135deg);
}

.page-news .accordion__panel[hidden] {
  display: none;
}

.page-news .accordion__inner {
  padding: 0 4px 22px;
}

.page-news .accordion__inner ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .accordion__inner li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(143, 163, 184, 0.95);
}

.page-news .accordion__inner li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 1px;
  background: var(--cyan-deep);
}

/* ============ 版本演进 ============ */
.page-news .news-figure--evo {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .evo {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: evo;
}

.page-news .evo__step {
  position: relative;
  padding: 18px 20px;
  border: 1px solid var(--news-rule-dark);
  border-radius: var(--r-md);
  background: rgba(22, 36, 58, 0.55);
}

.page-news .evo__step.is-visible {
  border-color: rgba(34, 211, 238, 0.35);
}

.page-news .evo__no {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--orange);
  letter-spacing: 0.08em;
}

.page-news .evo__step h3 {
  margin: 0 0 10px;
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  font-weight: 600;
  color: var(--cream);
}

.page-news .evo__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(143, 163, 184, 0.95);
}

@media (min-width: 820px) {
  .page-news .evo {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-news .evo__step {
    border: 0;
    border-left: 1px solid var(--news-rule-dark);
    border-radius: 0;
    background: none;
    padding: 0 clamp(18px, 2.6vw, 30px);
  }

  .page-news .evo__step:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

/* ============ 收尾 ============ */
.page-news .news-next {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  padding: clamp(24px, 4vw, 44px);
}

@media (min-width: 820px) {
  .page-news .news-next {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }
}

.page-news .news-next h2 {
  margin: 14px 0 12px;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 500;
  color: var(--cream);
}

.page-news .news-next p {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(143, 163, 184, 0.95);
}

.page-news .news-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
}

.page-news .news-next__actions .btn {
  flex: 0 0 auto;
}

/* ============ 全局细节 ============ */
.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

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