.page-news {
  background: var(--ink);
  color: var(--paper);
  padding: 22px 0 68px;
}

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

/* 面包屑 */
.page-news .nw-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .nw-crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-news .nw-crumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* 报头 */
.page-news .nw-masthead {
  display: grid;
  gap: 14px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.page-news .nw-masthead__issue {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .nw-masthead__issue::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--cyan);
}

.page-news .nw-masthead__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .nw-masthead__accent {
  background: linear-gradient(transparent 66%, rgba(59, 240, 210, 0.24) 66%);
  padding-bottom: 0.06em;
}

.page-news .nw-masthead__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.84;
}

.page-news .nw-masthead__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 6px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

.page-news .nw-masthead__meta dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .nw-masthead__meta dd {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
}

/* 本期头条 */
.page-news .nw-lead {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-news .nw-lead__main {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 400px;
  padding: 26px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--panel);
}

.page-news .nw-lead__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-news .nw-lead__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(6, 16, 29, 0.42) 0%, rgba(6, 16, 29, 0.93) 66%),
    linear-gradient(100deg, rgba(6, 16, 29, 0.86) 0%, rgba(6, 16, 29, 0) 72%);
}

.page-news .nw-lead__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 12px;
}

.page-news .nw-lead__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .nw-lead__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 5vw, 40px);
  line-height: 1.16;
  color: var(--paper);
  max-width: 24ch;
}

.page-news .nw-lead__sum {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.78;
}

.page-news .nw-lead__cta {
  margin: 6px 0 0;
}

.page-news .nw-lead__cta a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius-pill);
  background: var(--cyan);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .nw-lead__cta a:hover,
.page-news .nw-lead__cta a:focus-visible {
  background: var(--paper);
  transform: translateY(-1px);
}

.page-news .nw-lead__side {
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.page-news .nw-lead__side-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--paper);
}

.page-news .nw-lead__points {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .nw-lead__points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .nw-lead__points li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .nw-lead__no {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--amber);
}

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

.page-news .nw-lead__side-link {
  margin: 18px 0 0;
}

.page-news .nw-lead__side-link a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

/* 版面主体：目录 + 条目流 */
.page-news .nw-layout {
  display: grid;
  gap: 34px;
  margin-top: 44px;
}

.page-news .nw-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .nw-toc nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-news .nw-toc nav li {
  flex: 1 1 100%;
}

.page-news .nw-toc nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 15px;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-news .nw-toc nav a:hover,
.page-news .nw-toc nav a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  padding-left: 16px;
}

.page-news .nw-toc__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--carbon);
  border: 1px solid var(--line);
}

.page-news .nw-toc__figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  opacity: 0.86;
}

.page-news .nw-toc__figure figcaption {
  padding: 12px 14px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* 条目流 */
.page-news .nw-stream__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.6vw, 38px);
  line-height: 1.16;
  color: var(--paper);
}

.page-news .nw-stream__lede {
  margin: 10px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .nw-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 4px;
}

.page-news .nw-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  white-space: nowrap;
  border: 0;
  clip-path: inset(50%);
}

.page-news .nw-filter__label {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .nw-filter__label:hover {
  color: var(--paper);
  border-color: var(--cyan);
}

.page-news .nw-filter__input:checked + .nw-filter__label {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-news .nw-filter__input:focus-visible + .nw-filter__label {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .nw-stream {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .nw-item {
  position: relative;
  isolation: isolate;
  padding: 18px 12px 16px;
  border-bottom: 1px solid var(--line);
}

.page-news .nw-item::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(59, 240, 210, 0.15) 0%, rgba(59, 240, 210, 0) 76%);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--ease);
}

.page-news .nw-item:hover::before,
.page-news .nw-item:focus-within::before {
  transform: scaleX(1);
}

.page-news .nw-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-news .nw-item__no {
  color: var(--line);
}

.page-news .nw-item__cat {
  padding: 2px 9px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--cyan);
}

.page-news .nw-item.is-ver .nw-item__cat {
  color: var(--amber);
}

.page-news .nw-item.is-res .nw-item__cat {
  color: var(--orange);
}

.page-news .nw-item.is-ops .nw-item__cat {
  color: var(--paper);
}

.page-news .nw-item.is-data .nw-item__cat {
  color: var(--muted);
}

.page-news .nw-item__time {
  color: var(--muted);
}

.page-news .nw-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 3.2vw, 24px);
  line-height: 1.3;
  color: var(--paper);
}

.page-news .nw-item__more {
  margin-top: 6px;
}

.page-news .nw-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

.page-news .nw-item__more summary::-webkit-details-marker {
  display: none;
}

.page-news .nw-item__more summary::before {
  content: "＋";
  color: var(--cyan);
  font-size: 13px;
}

.page-news .nw-item__more[open] summary::before {
  content: "－";
}

.page-news .nw-item__more summary:hover,
.page-news .nw-item__more summary:focus-visible {
  color: var(--cyan);
  outline: none;
}

.page-news .nw-item__more p {
  margin: 0 0 4px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  border-left: 2px solid var(--teal);
  padding-left: 12px;
}

/* CSS 筛选 */
.page-news .nw-stream-wrap:has(#nw-f-cal:checked) .nw-item:not(.is-cal),
.page-news .nw-stream-wrap:has(#nw-f-ver:checked) .nw-item:not(.is-ver),
.page-news .nw-stream-wrap:has(#nw-f-res:checked) .nw-item:not(.is-res),
.page-news .nw-stream-wrap:has(#nw-f-ops:checked) .nw-item:not(.is-ops),
.page-news .nw-stream-wrap:has(#nw-f-data:checked) .nw-item:not(.is-data) {
  display: none;
}

/* 专题系列 */
.page-news .nw-series {
  margin-top: 60px;
}

.page-news .nw-series__head {
  display: grid;
  gap: 22px;
  padding-top: 20px;
  border-top: 2px solid var(--paper);
}

.page-news .nw-series__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .nw-series__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.8vw, 40px);
  line-height: 1.14;
  color: var(--paper);
}

.page-news .nw-series__lede {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .nw-series__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .nw-series__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.82;
}

.page-news .nw-series__figure figcaption {
  padding: 11px 14px 13px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--carbon);
}

.page-news .nw-series__grid {
  display: grid;
  gap: 0;
  margin-top: 24px;
  border-top: 1px solid var(--line);
}

.page-news .nw-issue {
  padding: 20px 4px 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .nw-issue__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 34px;
  line-height: 1;
  color: var(--orange);
}

.page-news .nw-issue__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--paper);
}

.page-news .nw-issue__time {
  margin: 6px 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
  text-transform: uppercase;
}

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

/* 分类索引 */
.page-news .nw-index {
  margin-top: 60px;
}

.page-news .nw-index__head {
  display: grid;
  gap: 22px;
}

.page-news .nw-index__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .nw-index__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.8vw, 40px);
  line-height: 1.14;
  color: var(--paper);
}

.page-news .nw-index__lede {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .nw-index__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .nw-index__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.8;
}

.page-news .nw-index__figure figcaption {
  padding: 11px 14px 13px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--carbon);
}

.page-news .nw-index__grid {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.page-news .nw-index__item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 14px;
  padding: 16px 18px 16px 20px;
  border-left: 3px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--carbon);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .nw-index__item:hover,
.page-news .nw-index__item:focus-visible {
  background: var(--panel);
  border-left-color: var(--cyan);
  transform: translateX(3px);
  outline: none;
}

.page-news .nw-index__item--cal {
  border-left-color: var(--cyan);
}

.page-news .nw-index__item--ver {
  border-left-color: var(--amber);
}

.page-news .nw-index__item--res {
  border-left-color: var(--orange);
}

.page-news .nw-index__item--ops {
  border-left-color: var(--muted);
}

.page-news .nw-index__item--data {
  border-left-color: var(--paper);
}

.page-news .nw-index__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--paper);
}

.page-news .nw-index__count {
  align-self: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-news .nw-index__desc {
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* 订阅与线索 */
.page-news .nw-follow {
  display: grid;
  gap: 22px;
  margin-top: 60px;
  padding: 26px 20px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(130deg, var(--panel) 0%, var(--carbon) 68%, var(--teal) 160%);
}

.page-news .nw-follow__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-news .nw-follow__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.16;
  color: var(--paper);
}

.page-news .nw-follow__lede {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.78;
}

.page-news .nw-follow__actions .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 桌面布局 */
@media (min-width: 700px) {
  .page-news .nw-masthead__meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .nw-toc nav ul {
    display: block;
  }

  .page-news .nw-toc nav li + li {
    margin-top: 2px;
  }

  .page-news .nw-series__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

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

@media (min-width: 900px) {
  .page-news {
    padding-top: 30px;
    padding-bottom: 88px;
  }

  .page-news .nw-lead {
    grid-template-columns: 7fr 4fr;
    gap: 24px;
    align-items: stretch;
  }

  .page-news .nw-lead__main {
    min-height: 460px;
    padding: 34px 32px 30px;
  }

  .page-news .nw-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    margin-top: 52px;
  }

  .page-news .nw-toc {
    position: sticky;
    top: 24px;
  }

  .page-news .nw-series__head {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 34px;
  }

  .page-news .nw-series__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-news .nw-index__head {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 34px;
  }

  .page-news .nw-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-news .nw-follow {
    grid-template-columns: 1.35fr 1fr;
    align-items: center;
    gap: 30px;
    padding: 34px 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .nw-item::before,
  .page-news .nw-index__item,
  .page-news .nw-toc nav a,
  .page-news .nw-lead__cta a {
    transition: none;
  }

  .page-news .nw-item:hover::before,
  .page-news .nw-item:focus-within::before {
    transform: none;
  }

  .page-news .nw-index__item:hover,
  .page-news .nw-index__item:focus-visible {
    transform: none;
  }
}