/* =========================================================
   观察报告 /reports/  —  页面作用域 .page-news
   ========================================================= */

.page-news {
  background: var(--c-deep);
  color: var(--c-white);
}

.page-news .section {
  padding: 44px 0;
}

.page-news .news-hero {
  padding-top: 22px;
  padding-bottom: 8px;
}

.page-news .section-title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.6vw, 32px);
  line-height: 1.28;
}

.page-news .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--c-orange);
  text-transform: none;
}

.page-news .lede {
  margin: 14px 0 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-news .lede a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero__inner {
  display: grid;
  gap: 26px;
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(32px, 7vw, 58px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-news .news-hero__side {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-mid);
  padding: 20px 18px;
  align-self: start;
}

.page-news .status-line {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-news .status-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 0 4px rgba(61, 242, 192, .14);
}

.page-news .news-hero__links {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .news-hero__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--c-white);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, color .2s ease;
}

.page-news .news-hero__links a:hover,
.page-news .news-hero__links a:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(61, 242, 192, .08);
  color: var(--c-mist);
  outline: none;
}

/* ---------- 栏目索引 ---------- */

.page-news .news-index__grid {
  margin-top: 26px;
  display: grid;
  gap: 24px;
}

.page-news .news-index__figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-line);
  background: var(--c-mid);
  overflow: hidden;
}

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

.page-news .news-cat {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: rgba(20, 51, 42, .55);
  transition: border-color .2s ease;
}

.page-news .news-cat:hover {
  border-color: var(--c-cyan);
}

.page-news .news-cat__dot {
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
}

.page-news .news-cat__dot--cyan { background: var(--c-cyan); }
.page-news .news-cat__dot--orange { background: var(--c-orange); }
.page-news .news-cat__dot--mist { background: var(--c-mist); }
.page-news .news-cat__dot--soft { background: var(--c-orange-soft); }

.page-news .news-cat h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-white);
}

.page-news .news-cat p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-grey);
}

/* ---------- 连载专题横带 ---------- */

.page-news .news-series__rail {
  margin-top: 24px;
}

.page-news .rail-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: 2px;
  padding: 4px 2px 16px;
  -webkit-overflow-scrolling: touch;
}

.page-news .rail-track:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 4px;
  border-radius: var(--radius-md);
}

.page-news .rail-item {
  flex: 0 0 82%;
  scroll-snap-align: start;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-mid);
  transition: border-color .22s ease;
}

.page-news .series-card:hover {
  border-color: var(--c-cyan);
}

.page-news .series-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.36;
  color: var(--c-white);
}

.page-news .series-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-grey);
}

.page-news .series-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-orange);
}

.page-news .news-series__figure {
  margin: 0 0 4px;
  aspect-ratio: 14 / 9;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--c-deep);
}

.page-news .news-series__controls {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.page-news .rail-control {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--c-line);
  background: transparent;
  color: var(--c-mist);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: border-color .2s ease, color .2s ease, background-color .2s ease;
}

.page-news .rail-control:hover,
.page-news .rail-control:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-white);
  background: rgba(61, 242, 192, .08);
  outline: none;
}

/* ---------- 最新条目 ---------- */

.page-news .news-tabs {
  margin-top: 24px;
}

.page-news .tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .tabs-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--c-mist);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color .2s ease, background-color .2s ease, color .2s ease;
}

.page-news .tabs-tab:hover {
  border-color: var(--c-cyan);
  color: var(--c-white);
}

.page-news .tabs-tab:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-news .tabs-tab[aria-selected="true"] {
  border-color: var(--c-cyan);
  background: rgba(61, 242, 192, .12);
  color: var(--c-white);
  box-shadow: var(--ring);
}

.page-news .tabs-tab__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-news .tabs-tab__dot--cyan { background: var(--c-cyan); }
.page-news .tabs-tab__dot--orange { background: var(--c-orange); }
.page-news .tabs-tab__dot--mist { background: var(--c-mist); }
.page-news .tabs-tab__dot--soft { background: var(--c-orange-soft); }

.page-news .news-tabs__panels {
  margin-top: 24px;
}

.page-news .report-grid {
  display: grid;
  gap: 16px;
  align-items: start;
}

.page-news .report-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 22px 20px 56px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: rgba(20, 51, 42, .42);
  transition: border-color .22s ease, background-color .22s ease;
}

.page-news .report-item:hover,
.page-news .report-item:focus-within {
  border-color: var(--c-cyan);
  background: rgba(20, 51, 42, .7);
}

.page-news .report-item__time {
  position: absolute;
  top: 20px;
  left: 18px;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--c-orange);
}

.page-news .report-item h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 18.5px;
  line-height: 1.42;
  color: var(--c-white);
}

.page-news .report-item__sum {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-grey);
  overflow: hidden;
  max-height: 3.5em;
  transition: max-height .3s ease, color .3s ease;
}

.page-news .report-item:hover .report-item__sum,
.page-news .report-item:focus-within .report-item__sum {
  max-height: 10em;
  color: var(--c-mist);
}

.page-news .report-item .tag {
  align-self: flex-start;
  margin-top: 2px;
}

.page-news .news-shot {
  margin: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-line);
  background: var(--c-mid);
  overflow: hidden;
}

.page-news .news-shot--wide {
  aspect-ratio: 16 / 7;
  margin-bottom: 18px;
}

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

.page-news .figure-caption {
  padding: 10px 14px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-grey);
}

.page-news .news-shot .figure-caption {
  padding-bottom: 12px;
}

/* ---------- 更新节奏 ---------- */

.page-news .cadence-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-news .cadence-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-orange);
  border-radius: var(--radius-md);
  background: rgba(14, 16, 13, .55);
}

.page-news .cadence-item__num {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--c-orange);
}

.page-news .cadence-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-white);
}

.page-news .cadence-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-grey);
}

/* ---------- 线索与投稿 ---------- */

.page-news .news-input {
  padding-bottom: 64px;
}

.page-news .news-input__inner {
  display: grid;
  gap: 28px;
  border-top: 1px solid var(--c-line);
  padding-top: 40px;
}

.page-news .news-input .prose {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-news .news-input__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 0;
}

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

.page-news .news-input__list li {
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: var(--c-mid);
}

.page-news .news-input__list h3 {
  margin: 0 0 7px;
  font-family: var(--font-sans);
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-cyan);
}

.page-news .news-input__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-grey);
}

/* ---------- 平板 ---------- */

@media (min-width: 700px) {
  .page-news .report-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .rail-item {
    flex: 0 0 46%;
  }

  .page-news .news-input__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 36px;
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 900px) {
  .page-news .section {
    padding: 56px 0;
  }

  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
    gap: 48px;
  }

  .page-news .news-index__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 40px;
  }

  .page-news .news-tabs {
    display: grid;
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .tabs-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 8px;
    position: sticky;
    top: 96px;
  }

  .page-news .tabs-tab {
    justify-content: flex-start;
    width: 100%;
  }

  .page-news .news-tabs__panels {
    margin-top: 0;
  }

  .page-news .rail-item {
    flex: 0 0 33%;
  }

  .page-news .cadence-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1180px) {
  .page-news .rail-item {
    flex: 0 0 31%;
  }
}

/* ---------- 窄屏：竖排时间标签转为横排 ---------- */

@media (max-width: 559px) {
  .page-news .report-item {
    padding: 52px 20px 20px;
  }

  .page-news .report-item__time {
    top: 18px;
    left: 20px;
    writing-mode: horizontal-tb;
    letter-spacing: .1em;
  }

  .page-news .cadence-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .report-item__sum,
  .page-news .report-item,
  .page-news .series-card,
  .page-news .news-hero__links a,
  .page-news .tabs-tab {
    transition: none;
  }

  .page-news .rail-track {
    scroll-behavior: auto;
  }
}