.page-news {
  --news-rule: rgba(242, 232, 213, 0.14);
  --news-rule-strong: rgba(242, 232, 213, 0.3);
  display: block;
  background:
    radial-gradient(1100px 520px at 88% -12%, rgba(29, 58, 87, 0.5), transparent 62%),
    var(--ink-900);
  color: var(--paper-100);
}

.page-news .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding-block: 1.1rem 0.3rem;
  list-style: none;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-news .crumb a {
  color: var(--paper-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--speed), border-color var(--speed);
}

.page-news .crumb a:hover,
.page-news .crumb a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-news .crumb-sep {
  color: var(--slate);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding-block: clamp(1.4rem, 3.6vw, 2.6rem) clamp(2rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.3rem, 3.4vw, 2.6rem);
}

.page-news .news-hero h1 {
  margin: 0.55rem 0 1rem;
  font-size: clamp(1.85rem, 5.2vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: 0.05em;
  font-weight: 800;
  color: var(--paper-100);
}

.page-news .news-hero .lede {
  max-width: 46ch;
  color: var(--paper-200);
  line-height: 1.85;
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-rule-strong);
  border-bottom: 1px solid var(--news-rule-strong);
}

.page-news .news-hero__stats li {
  flex: 1 1 118px;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.85rem 0.9rem 0.85rem 0;
  border-inline-end: 1px dashed var(--news-rule);
}

.page-news .news-hero__stats li:last-child {
  border-inline-end: 0;
}

.page-news .news-hero__num {
  font-size: clamp(1.35rem, 3.2vw, 1.7rem);
  letter-spacing: 0.03em;
  color: var(--orange);
}

.page-news .news-hero__label {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-news .news-hero__fig {
  margin: 0;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-paper);
}

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

.page-news .media-caption {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--slate);
}

/* ---------- 分类条 ---------- */

.page-news .news-filter {
  padding-block: 1rem;
  background: var(--ink-800);
  border-bottom: 1px solid var(--line);
}

.page-news .news-filter__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1rem;
}

.page-news .news-filter__label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-news .news-filter__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-filter__list .tag {
  display: inline-block;
  text-decoration: none;
  transition: transform var(--speed), background-color var(--speed);
}

.page-news .news-filter__list .tag:hover,
.page-news .news-filter__list .tag:focus-visible {
  transform: translateY(-1px);
}

.page-news .news-filter__hint {
  margin: 0 0 0 auto;
  font-size: 0.78rem;
  color: var(--slate);
}

/* ---------- 时间线 + 条目流 ---------- */

.page-news .news-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3.4vw, 2.6rem);
  padding-block: clamp(1.8rem, 4vw, 3rem);
}

.page-news .news-rail__title {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-news .news-rail__list {
  display: grid;
  gap: 0.1rem;
  margin: 0;
  padding: 0 0 0 0.9rem;
  list-style: none;
  border-inline-start: 1px solid var(--news-rule-strong);
}

.page-news .news-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-inline-start: -0.9rem;
  padding: 0.45rem 0 0.45rem 0.9rem;
  border-inline-start: 2px solid transparent;
  font-size: 0.86rem;
  color: var(--paper-200);
  text-decoration: none;
  transition: color var(--speed), border-color var(--speed);
}

.page-news .news-rail__list a:hover,
.page-news .news-rail__list a:focus-visible {
  color: var(--orange);
  border-inline-start-color: var(--orange);
}

.page-news .news-rail__num {
  font-size: 0.72rem;
  color: var(--amber);
}

.page-news .news-group {
  padding-block-end: clamp(1.6rem, 3.6vw, 2.6rem);
  margin-block-end: clamp(1.6rem, 3.6vw, 2.6rem);
  border-bottom: 1px dashed var(--news-rule-strong);
  scroll-margin-top: 5.5rem;
}

.page-news .news-group:last-child {
  padding-block-end: 0;
  margin-block-end: 0;
  border-bottom: 0;
}

.page-news .news-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.35rem 0.85rem;
  align-items: baseline;
  margin-bottom: 1.1rem;
}

.page-news .news-group__num {
  grid-row: span 2;
  font-size: clamp(1.4rem, 3vw, 1.75rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-news .news-group__head h2 {
  margin: 0;
  font-size: clamp(1.15rem, 2.6vw, 1.55rem);
  letter-spacing: 0.07em;
  color: var(--paper-100);
}

.page-news .news-group__note {
  grid-column: 2;
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-news .news-group__fig {
  margin: 0 0 1.2rem;
  border: 1px solid var(--line);
}

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

/* ---------- 条目卡 ---------- */

.page-news .news-item {
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-inline-start: 3px solid var(--ink-700);
  border-radius: var(--radius);
  transition: border-color var(--speed), background-color var(--speed);
}

.page-news .news-item:hover {
  border-inline-start-color: var(--orange);
}

.page-news .news-item + .news-item {
  margin-top: 0.7rem;
}

.page-news .news-item__head {
  margin: 0;
  font-size: 1rem;
  font-weight: inherit;
}

.page-news .news-item__trigger {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.5rem 0.85rem;
  width: 100%;
  padding: 0.95rem 1rem;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: start;
  cursor: pointer;
}

.page-news .news-item__trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-news .news-item__meta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.page-news .news-item__issue {
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-news .news-item__time {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news .news-item__title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--paper-100);
  transition: color var(--speed);
}

.page-news .news-item__trigger:hover .news-item__title {
  color: var(--paper-200);
}

.page-news .news-item__trigger[aria-expanded="true"] .news-item__title {
  color: var(--orange);
}

.page-news .news-item .accordion-mark {
  grid-row: 2;
  grid-column: 2;
  position: relative;
  align-self: center;
  width: 16px;
  height: 16px;
  flex: none;
}

.page-news .news-item .accordion-mark::before,
.page-news .news-item .accordion-mark::after {
  content: "";
  position: absolute;
  background: var(--orange);
  transition: transform var(--speed), opacity var(--speed);
}

.page-news .news-item .accordion-mark::before {
  top: 7px;
  inset-inline-start: 0;
  width: 16px;
  height: 2px;
}

.page-news .news-item .accordion-mark::after {
  inset-inline-start: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-news .news-item__trigger[aria-expanded="true"] .accordion-mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-news .news-item__panel[hidden] {
  display: none;
}

.page-news .news-item__panel .accordion-panel-inner {
  padding: 0.9rem 1rem 1.1rem;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-item__panel p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--paper-200);
}

/* ---------- 专题系列 ---------- */

.page-news .news-topics {
  padding-block: clamp(2rem, 4.6vw, 3.2rem);
  background: linear-gradient(180deg, rgba(18, 42, 66, 0.9), rgba(11, 27, 43, 0.35));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-topics .section-head {
  margin-bottom: clamp(1.3rem, 3vw, 2rem);
}

.page-news .news-topics .section-head .lede {
  max-width: 52ch;
  color: var(--paper-200);
  line-height: 1.8;
}

.page-news .news-topics__grid {
  align-items: stretch;
}

.page-news .news-topic {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.05rem;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-top: 3px solid var(--amber);
  border-radius: var(--radius);
  transition: border-color var(--speed), transform var(--speed);
}

.page-news .news-topic:hover {
  border-top-color: var(--orange);
  transform: translateY(-2px);
}

.page-news .news-topic:nth-child(2) {
  border-top-color: var(--orange);
}

.page-news .news-topic:nth-child(3) {
  border-top-color: var(--celadon);
}

.page-news .news-topic__fig {
  margin: 0;
  border: 1px solid var(--news-rule);
}

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

.page-news .news-topic h3 {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.5;
  letter-spacing: 0.05em;
  color: var(--paper-100);
}

.page-news .news-topic p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--paper-200);
}

.page-news .news-topic__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.9rem;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--news-rule);
  font-size: 0.78rem;
}

.page-news .news-topic__meta .mono {
  color: var(--slate);
  letter-spacing: 0.06em;
}

/* ---------- 回访 ---------- */

.page-news .news-return {
  padding-block: clamp(2rem, 4.6vw, 3.4rem);
}

.page-news .news-return__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-news .news-return__text h2 {
  margin: 0.5rem 0 0.9rem;
  font-size: clamp(1.35rem, 3.1vw, 2rem);
  line-height: 1.25;
  letter-spacing: 0.05em;
  color: var(--paper-100);
}

.page-news .news-return__text p {
  margin: 0 0 1.3rem;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--paper-200);
}

.page-news .news-return__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-news .news-return__steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-rule-strong);
}

.page-news .news-return__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 0.9rem 0;
  border-bottom: 1px dashed var(--news-rule);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--paper-200);
}

.page-news .news-return__steps .mono {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--orange);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-news .news-hero__trigger-note {
    display: block;
  }

  .page-news .news-filter__hint {
    text-align: end;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }

  .page-news .news-body {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 5.5rem;
  }

  .page-news .news-return__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
}

@media (min-width: 1180px) {
  .page-news .news-group__head {
    grid-template-columns: auto minmax(0, 22rem) minmax(0, 1fr);
    gap: 0.35rem 1.1rem;
    align-items: baseline;
  }

  .page-news .news-group__num {
    grid-row: span 1;
  }

  .page-news .news-group__note {
    grid-column: 3;
  }
}

@media (max-width: 480px) {
  .page-news .news-item__trigger {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .news-item .accordion-mark {
    grid-row: 3;
    grid-column: 1;
    margin-top: 0.3rem;
  }

  .page-news .news-filter__hint {
    margin-inline-start: 0;
  }
}