/* ============================================================
   当季栏目 · page-news
   ============================================================ */

.page-news {
  --news-rail: 96px;
  --news-band-grad: linear-gradient(96deg, var(--amber) 0%, var(--magenta) 100%);
  --news-sticky-top: 72px;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-news .crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4em;
  margin: 0;
  padding: 0;
  font-size: var(--step--1);
  letter-spacing: .04em;
}
.page-news .crumbs li {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  color: var(--mist);
}
.page-news .crumbs li + li::before {
  content: "/";
  color: var(--rock);
}
.page-news .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .crumbs a:hover,
.page-news .crumbs a:focus-visible {
  color: var(--teal);
  border-bottom-color: var(--teal);
}
.page-news .crumbs [aria-current="page"] {
  color: var(--cream);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero h1 {
  font-size: var(--step-5);
  line-height: 1.02;
  letter-spacing: -.028em;
  margin: .1em 0 .3em;
  max-width: 12ch;
}
.page-news .news-hero .lede {
  max-width: 62ch;
  margin-bottom: 0;
}

/* ---------- 当季专题色带 ---------- */
.page-news .news-band {
  position: relative;
  margin-top: clamp(26px, 4.4vw, 52px);
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
  display: flex;
  align-items: flex-end;
  min-height: 320px;
  isolation: isolate;
}
.page-news .news-band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: var(--news-band-grad);
  z-index: 2;
}
.page-news .news-band__art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
  z-index: 0;
}
.page-news .news-band__copy {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: clamp(22px, 3.6vw, 50px);
  background: linear-gradient(
    to top,
    rgba(6, 12, 24, .96) 0%,
    rgba(6, 12, 24, .72) 52%,
    rgba(6, 12, 24, .06) 100%
  );
}
.page-news .news-band__copy h2 {
  font-size: var(--step-3);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: .5em 0 .55em;
  color: var(--cream);
  max-width: 24ch;
}
.page-news .news-band__copy > p {
  color: var(--mist);
  max-width: 62ch;
  margin: 0;
  font-size: var(--step-0);
}
.page-news .news-band__points {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
}
.page-news .news-band__points li {
  position: relative;
  padding-left: 16px;
  font-size: var(--step--1);
  letter-spacing: .04em;
  color: var(--cream);
}
.page-news .news-band__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

/* ---------- 分类浏览 ---------- */
.page-news .news-browse h2 {
  font-size: var(--step-3);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: .35em 0 .55em;
  max-width: 22ch;
}
.page-news .news-browse .lede {
  max-width: 66ch;
  margin-bottom: 0;
}

.page-news .news-map {
  margin: clamp(24px, 3.6vw, 42px) 0 0;
}
.page-news .news-map img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: var(--ink-2);
}

.page-news .news-cats {
  display: grid;
  gap: 1px;
  margin-top: 1px;
  background: var(--line-faint);
  border: 1px solid var(--line-faint);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-news .news-cats__cell {
  background: var(--ink-2);
  padding: clamp(16px, 2.4vw, 26px);
  display: flex;
  flex-direction: column;
  gap: .45em;
}
.page-news .news-cats__no {
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--amber);
}
.page-news .news-cats__cell h3 {
  font-size: var(--step-1);
  letter-spacing: -.01em;
  margin: 0;
  color: var(--cream);
}
.page-news .news-cats__cell p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 筛选条 ---------- */
.page-news .news-filter {
  position: sticky;
  top: var(--news-sticky-top);
  z-index: 6;
  padding: clamp(8px, 1.4vw, 12px) 0;
  margin: 0 0 clamp(22px, 3.4vw, 36px);
  background: rgba(11, 27, 58, .94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-block: 1px solid var(--line-faint);
}
.page-news .news-filter__row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 2px;
}
.page-news .news-filter__row::-webkit-scrollbar {
  display: none;
}
.page-news .news-chip {
  flex: none;
  font: inherit;
  font-size: var(--step--1);
  letter-spacing: .07em;
  padding: .55em 1.15em;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-soft);
  background: rgba(20, 42, 84, .55);
  color: var(--mist);
  cursor: pointer;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease),
    background-color .2s var(--ease);
}
.page-news .news-chip:hover,
.page-news .news-chip:focus-visible {
  color: var(--cream);
  border-color: var(--teal);
  outline: none;
}
.page-news .news-chip[aria-pressed="true"] {
  color: var(--ink);
  background: var(--teal);
  border-color: var(--teal);
  font-weight: 700;
}

/* ---------- 更新流 ---------- */
.page-news .news-stream h2 {
  font-size: var(--step-3);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: .35em 0 .5em;
  max-width: 24ch;
}
.page-news .news-stream .lede {
  max-width: 64ch;
  margin-bottom: 0;
}

.page-news .news-list {
  margin-top: clamp(24px, 3.6vw, 40px);
  border-top: 1px solid var(--line-soft);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: .35em 24px;
  padding: clamp(20px, 2.8vw, 30px) 0;
  border-bottom: 1px solid var(--line-faint);
  transition: background-color .25s var(--ease);
}
.page-news .news-item:hover {
  background: rgba(20, 42, 84, .34);
}
.page-news .news-item.is-filtered-out {
  display: none;
}

.page-news .news-item__rail {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .08em;
  color: var(--mist);
}
.page-news .news-item__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
  background: var(--rock);
}
.page-news .news-item__dot--new {
  background: var(--magenta);
  animation: newsPulse 2.8s var(--ease) infinite;
}
@keyframes newsPulse {
  0% { box-shadow: 0 0 0 0 rgba(217, 69, 155, .55); }
  68% { box-shadow: 0 0 0 10px rgba(217, 69, 155, 0); }
  100% { box-shadow: 0 0 0 0 rgba(217, 69, 155, 0); }
}

.page-news .news-item__body .tag {
  display: inline-block;
  margin-bottom: .55em;
}
.page-news .news-item__body h3 {
  font-size: var(--step-1);
  line-height: 1.4;
  letter-spacing: -.01em;
  margin: 0 0 .4em;
  color: var(--cream);
  max-width: 34ch;
}
.page-news .news-item__body > p {
  margin: 0;
  color: var(--mist);
  font-size: var(--step-0);
  line-height: 1.75;
  max-width: 68ch;
}

.page-news .news-item__details {
  margin-top: .7em;
}
.page-news .news-item__details > summary {
  display: inline-flex;
  align-items: center;
  gap: .45em;
  cursor: pointer;
  list-style: none;
  font-size: var(--step--1);
  letter-spacing: .08em;
  color: var(--teal);
  border-bottom: 1px solid rgba(53, 224, 200, .32);
  padding-bottom: .1em;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .news-item__details > summary::-webkit-details-marker {
  display: none;
}
.page-news .news-item__details > summary::after {
  content: "＋";
  font-family: var(--font-mono);
  line-height: 1;
}
.page-news .news-item__details[open] > summary::after {
  content: "－";
}
.page-news .news-item__details > summary:hover,
.page-news .news-item__details > summary:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
  outline: none;
}
.page-news .news-item__details p {
  margin: .8em 0 0;
  color: var(--mist);
  font-size: var(--step-0);
  line-height: 1.75;
  max-width: 68ch;
  padding-left: 14px;
  border-left: 2px solid var(--line-soft);
}

/* ---------- 色彩编码说明 ---------- */
.page-news .news-key {
  margin: clamp(28px, 4vw, 46px) 0 0;
  display: grid;
  gap: clamp(12px, 2vw, 20px);
}
.page-news .news-key img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: var(--ink-2);
}
.page-news .news-key figcaption {
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--mist);
  max-width: 76ch;
}

/* ---------- 往期专题归档 ---------- */
.page-news .news-archive-wrap h2 {
  font-size: var(--step-3);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: .35em 0 .55em;
  max-width: 22ch;
}
.page-news .news-archive-wrap .lede {
  max-width: 64ch;
  margin-bottom: 0;
}
.page-news .news-archive__art {
  margin: clamp(24px, 3.6vw, 42px) 0 0;
}
.page-news .news-archive__art img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: var(--ink-2);
}

.page-news .news-archive {
  list-style: none;
  margin: clamp(18px, 3vw, 30px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.page-news .news-archive__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .4em 18px;
  align-items: start;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--line-faint);
}
.page-news .news-archive__no {
  font-size: var(--step-2);
  line-height: 1;
  letter-spacing: .04em;
  color: var(--amber);
}
.page-news .news-archive__body h3 {
  font-size: var(--step-1);
  margin: 0 0 .3em;
  letter-spacing: -.01em;
  color: var(--cream);
}
.page-news .news-archive__body p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--mist);
  max-width: 58ch;
}
.page-news .news-archive__meta {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .08em;
  color: var(--mist);
}

/* ---------- 订阅 ---------- */
.page-news .news-sub__inner {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}
.page-news .news-sub h2 {
  font-size: var(--step-3);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: .35em 0 .55em;
  max-width: 24ch;
}
.page-news .news-sub__copy > p {
  max-width: 60ch;
  color: var(--mist);
  margin: 0;
}
.page-news .news-sub__list {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-news .news-sub__list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--cream);
}
.page-news .news-sub__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 9px;
  height: 9px;
  border-radius: 3px;
  background: var(--news-band-grad);
}
.page-news .news-sub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-news .news-sub__aside {
  border-left: 1px solid var(--line-soft);
  padding-left: clamp(0px, 2vw, 24px);
}
.page-news .news-sub__aside-no {
  font-family: var(--font-mono);
  font-size: var(--step-4);
  line-height: 1;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  color: var(--teal);
}
.page-news .news-sub__aside > p {
  margin: 0 0 1em;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--mist);
  max-width: 40ch;
}
.page-news .news-sub__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}
.page-news .news-sub__links a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 200, .35);
  font-size: var(--step--1);
  letter-spacing: .04em;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .news-sub__links a:hover,
.page-news .news-sub__links a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-cats {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .news-archive__item {
    grid-template-columns: auto 1fr auto;
    align-items: baseline;
  }
  .page-news .news-archive__meta {
    grid-column: 3;
    text-align: right;
    white-space: nowrap;
  }
}

@media (min-width: 768px) {
  .page-news {
    --news-rail: 132px;
    --news-sticky-top: 76px;
  }
  .page-news .news-item {
    grid-template-columns: var(--news-rail) 1fr;
    align-items: start;
  }
  .page-news .news-item__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: .45em;
  }
  .page-news .news-key {
    grid-template-columns: 1.15fr .85fr;
    align-items: center;
  }
  .page-news .news-sub__inner {
    grid-template-columns: 1.35fr .65fr;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-news .news-cats {
    grid-template-columns: repeat(5, 1fr);
  }
  .page-news .news-band {
    min-height: 400px;
  }
  .page-news .news-sub__aside {
    padding-left: 28px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero h1 {
    font-size: var(--step-5);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__dot--new {
    animation: none;
    box-shadow: 0 0 0 4px rgba(217, 69, 155, .22);
  }
}
<<<END>>>