.page-news {
  --news-hair: rgba(245, 243, 238, 0.09);
  --news-hair-strong: rgba(245, 243, 238, 0.17);
  --news-card-bg: linear-gradient(158deg, rgba(28, 36, 71, 0.92), rgba(14, 22, 51, 0.86));
  padding-block-end: 88px;
}

.page-news .section {
  padding-block: 48px;
}

.page-news .breadcrumb {
  padding-block: 22px 2px;
}

/* ---------- 首屏 ---------- */

.page-news__hero {
  padding-block: 22px 40px;
}

.page-news__hero-grid {
  display: grid;
  gap: 30px;
  align-items: center;
}

.page-news__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: var(--fs-5);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--warm);
}

.page-news__lead {
  margin: 18px 0 0;
  max-width: 36em;
  color: var(--silver);
  line-height: 1.8;
}

.page-news__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--news-hair);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  color: var(--lilac);
}

.page-news__hero-meta span + span::before {
  content: "·";
  margin-inline-end: 10px;
  color: var(--nebula);
}

.page-news__hero-art {
  margin: 0;
  position: relative;
  border: 1px solid var(--news-hair);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: linear-gradient(142deg, rgba(124, 92, 255, 0.3), rgba(7, 11, 31, 0.9) 62%);
  box-shadow: var(--shadow-panel);
}

.page-news__hero-art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 本期要目 ---------- */

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

.page-news__digest-item {
  padding: 20px 22px;
  background: var(--news-card-bg);
  border: 1px solid var(--news-hair);
  border-inline-start: 4px solid var(--nebula);
  border-radius: var(--radius-s);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news__digest-item:nth-child(2) {
  border-inline-start-color: var(--cyan);
}

.page-news__digest-item:nth-child(3) {
  border-inline-start-color: var(--amber);
}

.page-news__digest-item:nth-child(4) {
  border-inline-start-color: var(--lilac);
}

.page-news__digest-item:hover {
  border-color: var(--news-hair-strong);
  border-inline-start-color: inherit;
  transform: translateY(-3px);
}

.page-news__digest-title {
  margin: 0;
  font-family: var(--font-title);
  font-size: var(--fs-2);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-news__digest-text {
  margin: 8px 0 0;
  font-size: var(--fs-1);
  line-height: 1.72;
  color: var(--silver);
}

/* ---------- 动态列表 ---------- */

.page-news__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news__jump .tag {
  text-decoration: none;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-news__group {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 44px 0 20px;
  padding-inline-start: 0;
  font-family: var(--font-title);
  font-size: var(--fs-3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--warm);
  scroll-margin-top: 96px;
}

.page-news__group::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--nebula);
  box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.16);
}

.page-news__group--cyan::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 224, 214, 0.16);
}

.page-news__group--amber::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 178, 63, 0.16);
}

.page-news__cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.page-news__card {
  position: relative;
  padding: 30px 22px 22px;
  background: var(--news-card-bg);
  border: 1px solid var(--news-hair);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-panel);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news__card:hover {
  border-color: var(--news-hair-strong);
  transform: translateY(-3px);
}

.page-news__period {
  position: absolute;
  top: -13px;
  left: 18px;
  margin: 0;
  padding: 3px 12px;
  background: var(--void);
  border: 1px solid var(--news-hair-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--warm);
}

.page-news__card--nebula .page-news__period {
  color: var(--lilac);
  border-color: rgba(124, 92, 255, 0.5);
}

.page-news__card--cyan .page-news__period {
  color: var(--cyan);
  border-color: rgba(53, 224, 214, 0.44);
}

.page-news__card--amber .page-news__period {
  color: var(--amber);
  border-color: rgba(255, 178, 63, 0.44);
}

.page-news__card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news__card .tag {
  font-size: 0.75rem;
}

.page-news__card-title {
  margin: 12px 0 0;
  font-family: var(--font-title);
  font-size: var(--fs-2);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-news__card-text {
  margin: 10px 0 0;
  font-size: var(--fs-1);
  line-height: 1.78;
  color: var(--silver);
}

.page-news__midfig {
  margin: 38px 0 0;
}

.page-news .media__frame {
  border: 1px solid var(--news-hair);
  border-radius: var(--radius-m);
  overflow: hidden;
}

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

.page-news .media__caption {
  margin-top: 10px;
  font-size: 0.8125rem;
  line-height: 1.68;
  color: var(--silver);
}

.page-news__totop {
  margin: 34px 0 0;
  text-align: right;
}

.page-news__totop a {
  display: inline-block;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid var(--news-hair-strong);
}

.page-news__totop a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 改版观察 ---------- */

.page-news__series-grid {
  display: grid;
  gap: 30px;
}

.page-news__series-side .media {
  margin: 0 0 18px;
}

.page-news__side-note {
  margin: 0;
  padding-inline-start: 14px;
  border-inline-start: 2px solid var(--nebula);
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--lilac);
}

.page-news__series-body h3 {
  margin: 0 0 16px;
  font-family: var(--font-title);
  font-size: var(--fs-3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-news__series-body p {
  margin: 0 0 15px;
  color: var(--silver);
  line-height: 1.82;
}

.page-news__series-body p:last-child {
  margin-bottom: 0;
}

.page-news__series-body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 更新节奏 ---------- */

.page-news__rhythm-grid {
  display: grid;
  gap: 30px;
}

.page-news__rhythm-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-news__rhythm-item {
  position: relative;
  padding-inline-start: 24px;
}

.page-news__rhythm-item::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--nebula);
}

.page-news__rhythm-item:nth-child(2)::before {
  background: var(--cyan);
}

.page-news__rhythm-item:nth-child(3)::before {
  background: var(--amber);
}

.page-news__rhythm-title {
  margin: 0;
  font-family: var(--font-title);
  font-size: var(--fs-2);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-news__rhythm-text {
  margin: 7px 0 0;
  font-size: var(--fs-1);
  line-height: 1.76;
  color: var(--silver);
}

.page-news__rhythm-note {
  margin: 26px 0 0;
  padding: 16px 18px;
  border: 1px dashed var(--news-hair-strong);
  border-radius: var(--radius-s);
  font-size: 0.9375rem;
  line-height: 1.76;
  color: var(--lilac);
}

.page-news__rhythm-art {
  margin: 0;
}

/* ---------- 反馈 ---------- */

.page-news__feedback-panel {
  padding: 4px;
}

.page-news__feedback-text {
  margin: 0 0 16px;
  color: var(--silver);
  line-height: 1.82;
}

.page-news__feedback-text:last-of-type {
  margin-bottom: 0;
}

.page-news__feedback-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.page-news__feedback-actions .copy-btn {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ---------- 平板与桌面 ---------- */

@media (min-width: 768px) {
  .page-news__digest-item {
    padding: 22px 26px;
  }

  .page-news__card {
    padding: 32px 26px 26px;
  }

  .page-news__card:nth-child(even) {
    margin-inline-start: 28px;
  }
}

@media (min-width: 900px) {
  .page-news__hero {
    padding-block: 30px 54px;
  }

  .page-news__hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
  }

  .page-news__digest-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 24px;
  }

  .page-news__digest-item:nth-child(2),
  .page-news__digest-item:nth-child(4) {
    transform: translateY(16px);
  }

  .page-news__cards > li:nth-child(even) {
    margin-inline-start: 54px;
  }

  .page-news__midfig {
    margin: 44px 0 0;
    margin-inline-start: 54px;
  }

  .page-news__series-grid {
    grid-template-columns: minmax(0, 0.66fr) minmax(0, 1.34fr);
    gap: 52px;
    align-items: start;
  }

  .page-news__rhythm-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-news__hero {
    padding-block: 38px 64px;
  }

  .page-news__card {
    padding: 34px 30px 28px;
  }

  .page-news__cards > li:nth-child(even) {
    margin-inline-start: 78px;
  }

  .page-news__midfig {
    margin-inline-start: 78px;
  }
}

@media (max-width: 767px) {
  .page-news__hero-art img {
    height: 208px;
    object-fit: cover;
  }

  .page-news__lead {
    font-size: 1rem;
  }

  .page-news__card-title,
  .page-news__digest-title {
    font-size: 1.125rem;
  }

  .page-news__totop {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__card,
  .page-news__digest-item,
  .page-news__totop a {
    transition: none;
  }

  .page-news__card:hover,
  .page-news__digest-item:hover {
    transform: none;
  }

  .page-news__digest-item:nth-child(2),
  .page-news__digest-item:nth-child(4) {
    transform: none;
  }
}