.page-news {
  --nw-gap: clamp(16px, 2.2vw, 26px);
  --nw-rail: 220px;
  --nw-line: rgba(247, 243, 234, .16);
  --nw-line-strong: rgba(247, 243, 234, .34);
  --nw-muted: rgba(247, 243, 234, .72);
  --nw-ink-muted: rgba(11, 31, 36, .72);
  --nw-ink-line: rgba(11, 31, 36, .14);
  background: var(--k-deep);
  color: var(--k-cream);
  font-family: var(--k-sans);
}

/* ============ 首屏 ============ */
.page-news .nw-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 40px) 0 clamp(44px, 6vw, 82px);
  background:
    radial-gradient(120% 90% at 84% -12%, rgba(245, 154, 35, .22), transparent 62%),
    radial-gradient(90% 80% at 2% 112%, rgba(210, 59, 46, .20), transparent 60%),
    linear-gradient(180deg, var(--k-black), var(--k-deep) 72%);
}

.page-news .nw-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: min(720px, 88vw);
  height: min(720px, 88vw);
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 208, 138, .20), transparent 72%);
  pointer-events: none;
}

.page-news .nw-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .nw-hero .k-breadcrumb {
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-news .nw-hero .k-breadcrumb a {
  color: var(--nw-muted);
  text-decoration: none;
}

.page-news .nw-hero .k-breadcrumb a:hover {
  color: var(--k-gold);
}

.page-news .nw-hero .k-breadcrumb [aria-current="page"] {
  color: var(--k-amber);
}

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

.page-news .k-eyebrow {
  margin: 0 0 14px;
  color: var(--k-amber);
  letter-spacing: .22em;
  font-size: 12px;
  text-transform: uppercase;
}

.page-news .nw-hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2.5rem, 6.6vw, 4.6rem);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -.02em;
}

.page-news .nw-hero h1 .k-em {
  display: inline-block;
  font-weight: 200;
  color: var(--k-gold);
}

.page-news .nw-hero .k-lede {
  max-width: 54ch;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  font-weight: 300;
  color: var(--nw-muted);
}

.page-news .nw-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.page-news .nw-chips__item {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--nw-line);
  border-radius: 999px;
  background: rgba(247, 243, 234, .05);
  font-size: 13px;
  color: var(--nw-muted);
}

.page-news .nw-chips__item .k-num {
  color: var(--k-gold);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .04em;
}

.page-news .nw-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .nw-hero__actions .k-btn--ghost {
  border-color: var(--nw-line-strong);
  color: var(--k-cream);
}

.page-news .nw-hero__actions .k-btn--ghost:hover {
  border-color: var(--k-amber);
  color: var(--k-amber);
}

.page-news .nw-hero__media {
  margin: 0;
  border-radius: calc(var(--k-radius) + 6px);
  overflow: hidden;
  border: 1px solid rgba(255, 208, 138, .24);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .45);
  aspect-ratio: 16 / 9;
  background: linear-gradient(140deg, rgba(210, 59, 46, .32), rgba(30, 90, 85, .5));
}

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

/* ============ 通用区块 ============ */
.page-news .nw-section {
  position: relative;
  padding: clamp(48px, 7vw, 92px) 0;
}

.page-news .nw-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 3.6vw, 42px);
}

.page-news .k-section__title {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3.8vw, 3.2rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.01em;
}

.page-news .k-section__title .k-em {
  font-weight: 200;
}

.page-news .nw-head .k-lede,
.page-news .nw-lede-dark {
  margin: 0;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.8;
  font-weight: 300;
  color: var(--nw-muted);
}

.page-news .nw-media {
  margin: 0;
  border-radius: var(--k-radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: linear-gradient(150deg, rgba(210, 59, 46, .3), rgba(30, 90, 85, .55));
}

.page-news .nw-media--wide {
  aspect-ratio: 12 / 7;
}

.page-news .nw-media--tall {
  aspect-ratio: 12 / 7;
}

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

/* ============ 索引区 ============ */
.page-news .nw-index {
  background:
    linear-gradient(180deg, var(--k-deep), var(--k-black) 88%);
}

.page-news .nw-index__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
}

.page-news .nw-index__main {
  min-width: 0;
}

.page-news .nw-rail {
  border: 1px solid var(--nw-line);
  border-radius: var(--k-radius);
  padding: 16px 18px;
  background: rgba(247, 243, 234, .04);
}

.page-news .nw-rail__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--k-amber);
}

.page-news .nw-rail__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.page-news .nw-rail__link {
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--nw-line);
  color: var(--nw-muted);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: color .25s var(--k-ease), border-color .25s var(--k-ease), background .25s var(--k-ease);
}

.page-news .nw-rail__link:hover {
  color: var(--k-cream);
  border-color: var(--nw-line-strong);
}

.page-news .nw-rail__link[aria-current="true"] {
  background: var(--k-amber);
  border-color: var(--k-amber);
  color: var(--k-black);
  font-weight: 700;
}

.page-news .nw-rail__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--nw-muted);
}

.page-news .nw-rail__note a {
  color: var(--k-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 208, 138, .45);
}

.page-news .nw-rail__note a:hover {
  color: var(--k-amber);
}

/* 视图切换 */
.page-news .nw-view {
  position: relative;
  display: inline-flex;
  gap: 4px;
  padding: 5px;
  margin-bottom: 24px;
  border: 1px solid var(--nw-line);
  border-radius: 999px;
}

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

.page-news .nw-view__label {
  cursor: pointer;
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--nw-muted);
  transition: background .25s var(--k-ease), color .25s var(--k-ease);
}

.page-news #nw-view-list:checked + .nw-view__label,
.page-news #nw-view-timeline:checked + .nw-view__label {
  background: var(--k-amber);
  color: var(--k-black);
  font-weight: 700;
}

.page-news .nw-view__input:focus-visible + .nw-view__label {
  outline: 2px solid var(--k-gold);
  outline-offset: 2px;
}

/* 报告条目 */
.page-news .nw-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--nw-gap);
}

.page-news .nw-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 20px 20px 22px;
  border: 1px solid var(--nw-line);
  border-radius: var(--k-radius);
  background: linear-gradient(180deg, rgba(247, 243, 234, .07), rgba(247, 243, 234, .02));
  transition: border-color .3s var(--k-ease), transform .3s var(--k-ease), background .3s var(--k-ease);
}

.page-news .nw-item:hover {
  border-color: rgba(245, 154, 35, .6);
  background: linear-gradient(180deg, rgba(247, 243, 234, .1), rgba(247, 243, 234, .03));
  transform: translateY(-4px);
}

.page-news .nw-item__no {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--k-amber);
  font-weight: 700;
  padding-top: 4px;
}

.page-news .nw-item__body {
  min-width: 0;
}

.page-news .nw-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .nw-tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--k-amber);
  color: var(--k-black);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1.5;
}

.page-news .nw-tag--device {
  background: var(--k-teal-light);
}

.page-news .nw-tag--topic {
  background: var(--k-gold);
}

.page-news .nw-tag--brief {
  background: var(--k-mist);
}

.page-news .nw-item__time {
  font-size: 12px;
  letter-spacing: .12em;
  color: rgba(247, 243, 234, .56);
  font-variant-numeric: tabular-nums;
}

.page-news .nw-item__title {
  margin: 0 0 8px;
  font-size: clamp(1.02rem, 1.5vw, 1.2rem);
  font-weight: 700;
  line-height: 1.45;
}

.page-news .nw-item__desc {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--nw-muted);
}

/* ============ 版本时间线 ============ */
.page-news .nw-versions {
  background: var(--k-cream);
  color: var(--k-deep);
}

.page-news .nw-versions .k-eyebrow {
  color: var(--k-red);
}

.page-news .nw-versions .k-section__title .k-em {
  color: var(--k-red);
}

.page-news .nw-versions .k-lede {
  color: var(--nw-ink-muted);
}

.page-news .nw-tl {
  list-style: none;
  margin: clamp(26px, 4vw, 46px) 0 0;
  padding: 0;
  position: relative;
}

.page-news .nw-tl::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 14px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--k-red), var(--k-amber) 58%, var(--k-teal));
}

.page-news .nw-tl__item {
  position: relative;
  padding: 0 0 clamp(26px, 3.4vw, 38px) 40px;
}

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

.page-news .nw-tl__item::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 6px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--k-cream);
  border: 3px solid var(--k-amber);
}

.page-news .nw-tl__item--origin::before {
  border-color: var(--k-red);
}

.page-news .nw-tl__item--now::before {
  background: var(--k-amber);
  border-color: var(--k-red-deep);
}

.page-news .nw-tl__stage {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--k-red);
  font-variant-numeric: tabular-nums;
}

.page-news .nw-tl__item--now .nw-tl__stage {
  color: var(--k-teal);
}

.page-news .nw-tl__title {
  margin: 0 0 8px;
  font-size: clamp(1.12rem, 2vw, 1.5rem);
  font-weight: 900;
  line-height: 1.35;
}

.page-news .nw-tl__desc {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.78;
  color: var(--nw-ink-muted);
}

/* ============ 设备适配 ============ */
.page-news .nw-devices {
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(126, 200, 188, .16), transparent 62%),
    linear-gradient(160deg, var(--k-teal), var(--k-deep) 78%);
  color: var(--k-cream);
}

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

.page-news .nw-devices .k-eyebrow {
  color: var(--k-teal-light);
}

.page-news .nw-devices .k-section__title .k-em {
  color: var(--k-gold);
}

.page-news .nw-devices .k-lede {
  color: var(--nw-muted);
}

.page-news .nw-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  list-style: none;
  margin: 28px 0;
  padding: 0;
}

.page-news .nw-stats__item {
  padding: 16px 14px;
  border: 1px solid rgba(247, 243, 234, .2);
  border-radius: 16px;
  background: rgba(7, 19, 22, .38);
}

.page-news .nw-stats__num {
  display: block;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--k-amber);
  letter-spacing: -.01em;
}

.page-news .nw-stats__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 300;
  color: var(--nw-muted);
}

.page-news .nw-dims {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .nw-dims__item {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.78;
  color: var(--nw-muted);
}

.page-news .nw-dims__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--k-teal-light);
}

.page-news .nw-dims__item strong {
  display: inline-block;
  margin-right: 8px;
  color: var(--k-cream);
  font-weight: 700;
}

/* ============ 专题系列 ============ */
.page-news .nw-topics {
  background: var(--k-cream);
  color: var(--k-deep);
}

.page-news .nw-topics .k-eyebrow {
  color: var(--k-red);
}

.page-news .nw-topics .k-section__title .k-em {
  color: var(--k-red);
}

.page-news .nw-topics .k-lede {
  color: var(--nw-ink-muted);
}

.page-news .nw-topics__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--nw-gap);
}

.page-news .nw-topic {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--k-radius);
  border: 1px solid var(--nw-ink-line);
  background: rgba(255, 255, 255, .55);
  border-top: 6px solid var(--k-red);
  transition: transform .3s var(--k-ease), box-shadow .3s var(--k-ease);
}

.page-news .nw-topic:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 36px rgba(11, 31, 36, .12);
}

.page-news .nw-topic--culture {
  border-top-color: var(--k-amber);
}

.page-news .nw-topic--digital {
  border-top-color: var(--k-teal);
}

.page-news .nw-topic--edu {
  border-top-color: var(--k-teal-light);
}

.page-news .nw-topic__no {
  display: block;
  font-size: 12px;
  letter-spacing: .2em;
  font-weight: 700;
  color: var(--k-red-deep);
  margin-bottom: 10px;
}

.page-news .nw-topic__title {
  margin: 0 0 8px;
  font-size: clamp(1.1rem, 1.9vw, 1.42rem);
  font-weight: 900;
}

.page-news .nw-topic__desc {
  margin: 0;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.76;
  color: var(--nw-ink-muted);
}

.page-news .nw-topics__foot {
  margin-top: clamp(30px, 4vw, 50px);
  padding: clamp(20px, 3vw, 30px);
  border-radius: calc(var(--k-radius) + 4px);
  background: linear-gradient(120deg, var(--k-deep), var(--k-teal));
  color: var(--k-cream);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.page-news .nw-topics__text h3 {
  margin: 0 0 10px;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  font-weight: 900;
}

.page-news .nw-topics__text p {
  margin: 0;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nw-muted);
}

.page-news .nw-topics__cta {
  justify-self: start;
}

/* ============ 更新节奏 ============ */
.page-news .nw-cadence {
  background:
    radial-gradient(80% 60% at 88% 8%, rgba(210, 59, 46, .26), transparent 60%),
    var(--k-black);
  color: var(--k-cream);
}

.page-news .nw-cadence__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 50px);
  align-items: start;
}

.page-news .nw-cadence .k-section__title .k-em {
  color: var(--k-gold);
}

.page-news .nw-cadence .k-lede {
  color: var(--nw-muted);
}

.page-news .nw-cadence__list {
  list-style: none;
  margin: 26px 0 28px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .nw-cadence__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--nw-line);
}

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

.page-news .nw-cadence__when {
  font-size: 13px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--k-amber);
}

.page-news .nw-cadence__body h3 {
  margin: 0 0 6px;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  font-weight: 700;
}

.page-news .nw-cadence__body p {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.78;
  color: var(--nw-muted);
}

.page-news .nw-cadence__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.page-news .nw-cadence__actions .k-btn--ghost {
  border-color: var(--nw-line-strong);
  color: var(--k-cream);
}

.page-news .nw-cadence__actions .k-btn--ghost:hover {
  border-color: var(--k-amber);
  color: var(--k-amber);
}

.page-news .nw-cadence__hint {
  margin: 0;
  font-size: 13px;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(247, 243, 234, .56);
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-news .nw-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .nw-cadence__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-news .nw-cadence__when {
    padding-top: 4px;
  }

  .page-news .nw-topics__foot {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 26px;
  }

  .page-news .nw-topics__cta {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-news .nw-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-news .nw-hero__media {
    margin-top: 8px;
  }

  .page-news .nw-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 34px;
  }

  .page-news .nw-list .nw-item:nth-child(even) {
    margin-top: 34px;
  }

  .page-news #nw-view-timeline:checked ~ .nw-list {
    grid-template-columns: minmax(0, 1fr);
    padding-bottom: 0;
  }

  .page-news #nw-view-timeline:checked ~ .nw-list .nw-item,
  .page-news #nw-view-timeline:checked ~ .nw-list .nw-item:nth-child(even) {
    margin-top: 0;
    border-left: 3px solid rgba(245, 154, 35, .75);
    border-radius: 0 var(--k-radius) var(--k-radius) 0;
  }

  .page-news .nw-devices__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-news .nw-cadence__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

  .page-news .nw-tl__item {
    padding-left: 52px;
  }

  .page-news .nw-tl::before {
    left: 12px;
  }

  .page-news .nw-tl__item::before {
    left: 6px;
  }
}

@media (min-width: 1000px) {
  .page-news .nw-index__layout {
    grid-template-columns: var(--nw-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .nw-rail {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-news .nw-rail__nav {
    flex-direction: column;
    overflow: visible;
    gap: 4px;
  }

  .page-news .nw-rail__link {
    white-space: normal;
    border-color: transparent;
    border-radius: 12px;
  }

  .page-news .nw-rail__link:hover {
    background: rgba(247, 243, 234, .07);
  }

  .page-news .nw-rail__link[aria-current="true"] {
    border-radius: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .nw-item,
  .page-news .nw-topic,
  .page-news .nw-rail__link {
    transition: none;
  }

  .page-news .nw-item:hover,
  .page-news .nw-topic:hover {
    transform: none;
  }
}