.page-news {
  background-color: var(--bg);
  background-image: repeating-linear-gradient(
    90deg,
    var(--grid-soft) 0 1px,
    transparent 1px 128px
  );
  padding-bottom: clamp(40px, 6vw, 80px);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: clamp(18px, 3vw, 30px) 0 clamp(8px, 1.6vw, 14px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-news .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .crumbs a:hover,
.page-news .crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-news .news-intro {
  padding: clamp(14px, 2.6vw, 28px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}
.page-news .news-intro__eyebrow {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}
.page-news .news-intro__title {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(32px, 6.4vw, 78px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-news .news-intro__lead {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 68ch;
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 300;
  line-height: 1.78;
  color: var(--muted);
}
.page-news .news-intro__links {
  list-style: none;
  margin: clamp(22px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.page-news .news-intro__links a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease), transform 0.24s var(--ease);
}
.page-news .news-intro__links a:hover,
.page-news .news-intro__links a:focus-visible {
  border-left-color: var(--orange);
  background: var(--panel);
  transform: translateY(-2px);
}
.page-news .news-intro__links .mono {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  flex: 0 0 auto;
}

/* ---------- 通用章节头 ---------- */
.page-news .n-section {
  padding: clamp(36px, 5.5vw, 68px) 0 clamp(26px, 4vw, 48px);
}
.page-news .n-section__head,
.page-news .digest__head {
  max-width: 760px;
  margin-bottom: clamp(20px, 3vw, 32px);
}
.page-news .section__index {
  display: block;
  margin-bottom: 12px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}
.page-news .section__title {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.1vw, 38px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-news .section__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 最近更新摘要 ---------- */
.page-news .digest {
  padding: clamp(38px, 5.5vw, 70px) 0 clamp(28px, 4vw, 46px);
}
.page-news .digest__art {
  position: relative;
  margin: 0 0 clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), 0 100%);
}
.page-news .digest__art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}
.page-news .digest__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    92deg,
    rgba(6, 13, 31, 0.9) 0%,
    rgba(6, 13, 31, 0.24) 58%,
    rgba(43, 231, 210, 0.16) 100%
  );
  pointer-events: none;
}
.page-news .digest__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-news .digest__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 22px 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}
.page-news .digest__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--cyan);
}
.page-news .digest__card--venue::before {
  background: var(--orange);
}
.page-news .digest__card--topic::before {
  background: var(--amber);
}
.page-news .digest__card:hover {
  transform: translateY(-3px);
  border-color: var(--line-cyan);
}
.page-news .digest__num {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
}
.page-news .digest__title {
  margin: 2px 0 0;
  padding-right: 34px;
  font-size: clamp(16px, 1.5vw, 19px);
  font-weight: 700;
  line-height: 1.42;
  color: var(--ink);
}
.page-news .digest__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 类型标签 ---------- */
.page-news .tag {
  align-self: flex-start;
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--line-cyan);
  border-radius: 2px;
  background: rgba(43, 231, 210, 0.08);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  line-height: 1.5;
}
.page-news .tag--orange {
  border-color: var(--line-amber);
  background: rgba(255, 107, 44, 0.1);
  color: var(--orange);
}
.page-news .tag--amber {
  border-color: var(--line-amber);
  background: rgba(255, 194, 75, 0.1);
  color: var(--amber);
}

/* ---------- 类型跳转 ---------- */
.page-news .channels {
  padding: clamp(14px, 2.4vw, 20px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel-soft);
}
.page-news .channels__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-news .channels__label {
  margin-right: 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
}
.page-news .chip {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line-cyan);
  border-radius: 999px;
  color: var(--cyan);
  font-size: 13px;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .chip:hover,
.page-news .chip:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--bg);
}

/* ---------- 时间轴 ---------- */
.page-news .tl {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  display: grid;
  gap: 10px;
}
.page-news .tl::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--grid) 26%, var(--grid) 100%);
}
.page-news .tl__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}
.page-news .tl__mark {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-deep);
}

/* ---------- 条目卡 ---------- */
.page-news .entry {
  position: relative;
  padding: 16px 18px 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  overflow-wrap: anywhere;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease), background 0.24s var(--ease);
}
.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cyan);
}
.page-news .entry--venue::before {
  background: var(--orange);
}
.page-news .entry--topic::before {
  background: var(--amber);
}
.page-news .entry--column::before {
  background: var(--cyan-deep);
}
.page-news .entry:hover {
  border-color: var(--line-cyan);
  background: var(--panel-soft);
  transform: translateY(-2px);
}
.page-news .entry__title {
  margin: 8px 0 6px;
  font-size: clamp(15px, 1.4vw, 18px);
  font-weight: 700;
  line-height: 1.42;
  color: var(--ink);
}
.page-news .entry__text {
  margin: 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}
.page-news .entry__more {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}
.page-news .entry__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}
.page-news .entry__more summary::-webkit-details-marker {
  display: none;
}
.page-news .entry__more summary::after {
  content: "+";
  font-size: 14px;
  line-height: 1;
}
.page-news .entry__more[open] summary::after {
  content: "\2212";
}
.page-news .entry__more summary:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 2px;
}
.page-news .entry__more p {
  margin: 8px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 配图 ---------- */
.page-news .shot {
  margin: 0 0 clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--panel-soft);
}
.page-news .shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-news .shot--tall img {
  aspect-ratio: 3 / 2;
}
.page-news .shot__cap {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  background: var(--panel-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- 年报与专栏 ---------- */
.page-news .columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-news .column-card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan-deep);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}
.page-news .column-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-cyan);
  border-top-color: var(--cyan);
}
.page-news .column-card__title {
  margin: 0;
  font-size: clamp(16px, 1.4vw, 19px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}
.page-news .column-card__text {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}
.page-news .column-card__meta {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber);
}
.page-news .columns__foot {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
}
.page-news .columns__foot a,
.page-news .subscribe__hint a,
.page-news .paper-card__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}
.page-news .columns__foot a:hover,
.page-news .subscribe__hint a:hover,
.page-news .paper-card__text a:hover,
.page-news .columns__foot a:focus-visible,
.page-news .subscribe__hint a:focus-visible,
.page-news .paper-card__text a:focus-visible {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-deep);
}

/* ---------- 订阅 ---------- */
.page-news .subscribe {
  position: relative;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(255, 107, 44, 0.14) 0%, transparent 58%),
    linear-gradient(180deg, rgba(14, 30, 60, 0.6) 0%, rgba(6, 13, 31, 0) 100%);
  clip-path: polygon(0 0, 100% 14px, 100% 100%, 0 100%);
}
.page-news .subscribe__main {
  max-width: 640px;
}
.page-news .subscribe__list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-news .subscribe__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num desc";
  gap: 2px 12px;
  padding: 14px 16px;
  background: var(--bg);
}
.page-news .subscribe__num {
  grid-area: num;
  padding-top: 3px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}
.page-news .subscribe__name {
  grid-area: name;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}
.page-news .subscribe__desc {
  grid-area: desc;
  font-size: 13.5px;
  line-height: 1.66;
  color: var(--muted);
}
.page-news .subscribe__act {
  margin-top: clamp(20px, 3vw, 28px);
}
.page-news .subscribe__hint {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 浏览说明 ---------- */
.page-news .browse {
  border-top: 1px solid var(--line);
}
.page-news .browse__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}
.page-news .browse__list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-news .browse__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
}
.page-news .browse__txt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}
.page-news .browse__note {
  align-self: start;
}
.page-news .browse__note .paper-card__text {
  font-size: 14px;
  line-height: 1.76;
}
.page-news .browse__note a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .subscribe__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .news-intro__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .digest__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .tl {
    padding-left: 0;
    gap: 0;
  }
  .page-news .tl::before {
    left: 120px;
    top: 0;
    bottom: 0;
  }
  .page-news .tl__item {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    padding: 12px 0;
  }
  .page-news .tl__mark {
    padding-top: 20px;
    text-align: right;
    color: var(--muted);
  }
  .page-news .browse__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-news .subscribe__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }
  .page-news .subscribe__list {
    margin-top: 0;
  }
  .page-news .subscribe__act {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
  }
  .page-news .subscribe__hint {
    margin: 0;
    max-width: 56ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: 0.01ms !important;
  }
}