.page-news {
  --news-line: rgba(166, 178, 194, .16);
  --news-line-soft: rgba(166, 178, 194, .28);
  --news-tag-w: 104px;
  display: block;
  background: var(--ink-1);
  color: var(--text);
  overflow-x: hidden;
}

.page-news .breadcrumb {
  padding-top: 18px;
}

/* ---------- 首屏头条带 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 52px) 0 clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--news-line);
  background:
    radial-gradient(120% 95% at 92% 4%, rgba(255, 107, 53, .20), transparent 58%),
    radial-gradient(90% 85% at 4% 100%, rgba(0, 229, 255, .14), transparent 60%),
    linear-gradient(158deg, var(--ink-0) 0%, var(--ink-1) 52%, #0C244F 100%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(166, 178, 194, .085) 1px, transparent 1px),
    linear-gradient(90deg, rgba(166, 178, 194, .085) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 88%);
  pointer-events: none;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-news .news-hero__main { min-width: 0; }

.page-news .news-hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--white);
  margin: .4em 0 .5em;
  max-width: 22ch;
}

.page-news .news-hero__lead {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 56ch;
  margin: 0 0 20px;
}

.page-news .news-hero__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
}

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

.page-news .news-hero__side {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-news .news-hero__media {
  border: 1px solid var(--line-cyan);
  box-shadow: inset 0 1px 0 rgba(0, 229, 255, .16);
}

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

.page-news .news-index li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-index__no {
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--cyan);
  padding-top: .3em;
}

.page-news .news-index__t {
  font-size: .9375rem;
  line-height: 1.4;
  color: var(--white);
}

.page-news .news-index__s {
  display: block;
  font-size: .8125rem;
  color: var(--graphite);
  margin-top: 3px;
}

/* ---------- 分区标题 ---------- */
.page-news .section {
  padding: clamp(40px, 6vw, 76px) 0;
}

.page-news .news-latest,
.page-news .news-rhythm {
  background: linear-gradient(180deg, rgba(6, 19, 43, .55), rgba(10, 31, 68, 0));
}

.page-news .section__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.page-news .section__head .idx {
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .section__head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.4vw, 2.4rem);
  line-height: 1.18;
  color: var(--white);
  margin: 0;
  letter-spacing: .01em;
}

.page-news .section__head .rule {
  flex: 1 1 80px;
  height: 1px;
  align-self: center;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}

.page-news .section__lead {
  max-width: 64ch;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0 0 clamp(20px, 3vw, 32px);
}

/* ---------- 分类切换 ---------- */
.page-news .tabs__bar {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  border-bottom: 1px solid var(--news-line);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .tab {
  flex: 0 0 auto;
  position: relative;
  min-height: 44px;
  padding: 14px 16px;
  background: none;
  border: 0;
  color: var(--graphite);
  font-family: var(--font-head);
  font-size: .9375rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-news .tab::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -1px;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}

.page-news .tab:hover { color: var(--cyan-soft); }
.page-news .tab[aria-selected="true"] { color: var(--white); }
.page-news .tab[aria-selected="true"]::after { transform: scaleX(1); }
.page-news .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-news .tabpanel { display: none; }
.page-news .tabpanel.is-active {
  display: block;
  animation: news-fade .28s var(--ease) both;
}

@keyframes news-fade {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 条目列表 ---------- */
.page-news .obs-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .obs-item {
  display: grid;
  gap: 6px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--news-line);
  transition: background var(--dur) var(--ease);
}

.page-news .obs-item:hover {
  background: linear-gradient(90deg, rgba(0, 229, 255, .06), transparent 62%);
}

.page-news .obs-item--feature {
  background: linear-gradient(90deg, rgba(255, 107, 53, .09), transparent 72%);
}

.page-news .obs-item__tag {
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--graphite);
  padding-top: .3em;
  transition: color var(--dur) var(--ease);
}

.page-news .obs-item:hover .obs-item__tag { color: var(--cyan); }

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

.page-news .obs-item__title {
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
  margin: 0;
}

.page-news .obs-item__desc {
  margin: .42em 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .obs-item__time {
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--graphite);
}

.page-news .obs-item__thumb {
  max-width: 460px;
  margin: 0 0 12px;
  border: 1px solid var(--news-line-soft);
}

/* ---------- 专栏与订阅 ---------- */
.page-news .col-layout {
  display: grid;
  gap: 32px;
}

.page-news .col-visual { min-width: 0; }

.page-news .col-visual .media {
  border: 1px solid var(--line-cyan);
}

.page-news .col-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--news-line);
}

.page-news .col-stat {
  display: grid;
  gap: 2px;
}

.page-news .col-stat .stat {
  font-family: var(--font-data);
  font-size: 1.75rem;
  line-height: 1.1;
  color: var(--cyan);
}

.page-news .col-stat .stat__unit {
  font-family: var(--font-data);
  font-size: .8125rem;
  color: var(--cyan-soft);
  margin-left: 2px;
}

.page-news .col-stat .data-label {
  font-size: .8125rem;
  color: var(--graphite);
}

.page-news .col-body { min-width: 0; }

.page-news .col-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-news .col-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 148px;
  padding: 18px 16px 16px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(18, 48, 94, .52), rgba(10, 31, 68, .24));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .col-card:hover {
  border-color: var(--line-orange);
  transform: translateY(-2px);
}

.page-news .col-card::before,
.page-news .col-card::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--cyan);
  opacity: .6;
}

.page-news .col-card::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-news .col-card::after {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
}

.page-news .col-card__coord {
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .col-card__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: .04em;
  color: var(--white);
  margin: 0;
}

.page-news .col-card__desc {
  font-size: .875rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0;
}

.page-news .col-card__meta {
  margin-top: auto;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .06em;
  color: var(--graphite);
}

.page-news .col-steps {
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--news-line);
  background: linear-gradient(140deg, rgba(18, 48, 94, .45), rgba(6, 19, 43, .2));
}

.page-news .col-steps__title {
  font-family: var(--font-head);
  font-size: 1rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 12px;
}

.page-news .col-steps__list {
  margin: 0;
  padding-left: 1.2em;
  color: var(--text-dim);
  font-size: .9375rem;
  line-height: 1.85;
}

.page-news .col-steps__list li { margin-bottom: 8px; }

.page-news .col-steps__note {
  margin: 12px 0 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--graphite);
}

.page-news .col-steps__note a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm {
  display: grid;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .rhythm__item {
  position: relative;
  padding: 22px 18px 22px 26px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .rhythm__item::before {
  content: "";
  position: absolute;
  top: 26px;
  left: 8px;
  width: 6px;
  height: 6px;
  background: var(--orange);
}

.page-news .rhythm__when {
  display: block;
  font-family: var(--font-data);
  font-size: 1.125rem;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-news .rhythm__what {
  display: block;
  margin-top: 8px;
  font-family: var(--font-head);
  font-size: .9375rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--white);
}

.page-news .rhythm__desc {
  margin: 8px 0 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 反馈 ---------- */
.page-news .feedback-grid {
  display: grid;
  gap: 16px;
}

.page-news .feedback-grid .panel {
  padding: 20px;
}

.page-news .feedback-title {
  font-family: var(--font-head);
  font-size: 1.0625rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--white);
  margin: 0;
}

.page-news .feedback-desc {
  margin: 10px 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .feedback-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-news .feedback-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .feedback-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

.page-news .feedback-note {
  margin: 20px 0 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--graphite);
}

.page-news .feedback-note a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* ---------- 订阅入口 ---------- */
.page-news .news-cta {
  position: relative;
  display: grid;
  gap: 24px;
  padding: clamp(24px, 5vw, 52px);
  border: 1px solid rgba(0, 229, 255, .3);
  overflow: hidden;
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 107, 53, .22), transparent 62%),
    linear-gradient(120deg, rgba(18, 48, 94, .9), rgba(6, 19, 43, .92) 62%);
}

.page-news .news-cta::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(0, 229, 255, .22);
  transform: rotate(24deg);
  pointer-events: none;
}

.page-news .news-cta__body { position: relative; z-index: 1; min-width: 0; }

.page-news .news-cta__body .idx {
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .news-cta__body h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  line-height: 1.2;
  color: var(--white);
  margin: 10px 0 12px;
}

.page-news .news-cta__body p {
  margin: 0;
  max-width: 60ch;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-news .news-cta__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: end;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-news .col-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .feedback-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 760px) {
  .page-news .rhythm { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-news .rhythm__item {
    padding: 34px 20px 28px;
    border-bottom: 0;
    border-left: 1px solid var(--news-line-soft);
  }
  .page-news .rhythm__item:first-child { border-left: 0; }
  .page-news .rhythm__item::before {
    top: -3px;
    left: 20px;
  }
  .page-news .news-cta {
    grid-template-columns: minmax(0, 1.4fr) auto;
    align-items: end;
  }
}

@media (min-width: 820px) {
  .page-news .obs-item {
    grid-template-columns: var(--news-tag-w) minmax(0, 1fr) 96px;
    gap: 24px;
    align-items: start;
  }
  .page-news .obs-item__time {
    text-align: right;
    padding-top: .35em;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, .85fr);
    gap: 48px;
    align-items: start;
  }
  .page-news .col-layout {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-news .col-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tabpanel.is-active { animation: none; }
  .page-news .col-card { transition: none; }
  .page-news .col-card:hover { transform: none; }
}