.page-news {
  display: block;
  background: var(--bg);
  color: var(--ink);
  padding-bottom: clamp(40px, 6vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-news .pn-crumb {
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(8px, 1.5vw, 14px);
}

/* ---------- 页首 ---------- */
.page-news .pn-head {
  padding-bottom: clamp(28px, 4.5vw, 58px);
  border-bottom: 1px solid var(--line);
}

.page-news .pn-head__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 7.4vw, 78px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  color: var(--ink);
}

.page-news .pn-head__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--muted);
}

.page-news .pn-head__meta {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--dim);
}

/* ---------- 区块骨架 ---------- */
.page-news .pn-block {
  padding-block: clamp(40px, 6vw, 78px);
}

.page-news .pn-block--panel {
  background: var(--panel);
}

.page-news .pn-block--violet {
  background: var(--violet);
}

.page-news .pn-block--teal {
  background: var(--teal);
}

.page-news .pn-block--snow {
  background: var(--snow);
  color: var(--snow-ink);
}

.page-news .pn-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(25px, 3.6vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  color: var(--ink);
}

.page-news .pn-block--snow .pn-h2 {
  color: #22305A;
}

.page-news .pn-block--snow .section-index {
  color: #4E6A14;
}

.page-news .pn-block--snow .section-index::after {
  background: var(--snow-line);
}

.page-news .pn-band__lede {
  margin: clamp(16px, 2.2vw, 22px) 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(243, 246, 252, 0.78);
}

/* ---------- 标签 ---------- */
.page-news .pn-tag {
  display: inline-block;
  font-family: var(--font-narrow);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
  padding: 3px 9px;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-news .pn-tag--transfer {
  color: var(--orange);
}

.page-news .pn-tag--data {
  color: var(--lime);
}

.page-news .pn-tag--sub {
  color: var(--ink);
}

.page-news .pn-tag--schedule {
  color: var(--lime-soft);
}

/* ---------- 本期头条 ---------- */
.page-news .pn-feature {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(22px, 3vw, 40px);
}

.page-news .pn-feature__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.3vw, 38px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 16px 0 0;
  color: var(--ink);
}

.page-news .pn-feature__text {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-news .pn-feature__links {
  margin-top: clamp(20px, 2.6vw, 28px);
}

.page-news .pn-feature__media {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-news .pn-feature__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-news .pn-feature {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    column-gap: clamp(28px, 4vw, 56px);
  }
}

/* ---------- 四个专栏 ---------- */
.page-news .pn-cols {
  list-style: none;
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .pn-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg);
  padding: clamp(20px, 2.6vw, 30px);
  border-top: 3px solid var(--line);
}

.page-news .pn-col--transfer {
  border-top-color: var(--orange);
}

.page-news .pn-col--data {
  border-top-color: var(--lime);
}

.page-news .pn-col--sub {
  border-top-color: var(--ink);
}

.page-news .pn-col--schedule {
  border-top-color: var(--lime-soft);
}

.page-news .pn-col__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.3;
  margin: 0;
  color: var(--ink);
}

.page-news .pn-col__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .pn-col__cadence {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
}

@media (min-width: 720px) {
  .page-news .pn-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-news .pn-cols {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 筛选 ---------- */
.page-news .pn-filters {
  margin-top: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- 条目列表 ---------- */
.page-news .pn-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .pn-item {
  position: relative;
  display: grid;
  gap: 12px;
  padding-block: clamp(20px, 2.8vw, 32px);
  border-bottom: 1px solid var(--line);
  transition: border-color var(--t-fast), background-color var(--t-fast);
}

.page-news .pn-item:hover,
.page-news .pn-item:focus-within {
  border-bottom-color: var(--lime);
}

.page-news .pn-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .pn-item__when {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--dim);
}

.page-news .pn-item__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 25px);
  line-height: 1.34;
  margin: 0;
  color: var(--ink);
}

.page-news .pn-item__text {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .pn-item__link {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--t-mid), opacity var(--t-mid);
}

.page-news .pn-item__link a {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-narrow);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--lime);
  padding-bottom: 2px;
}

.page-news .pn-item:hover .pn-item__link,
.page-news .pn-item:focus-within .pn-item__link {
  max-height: 6rem;
  opacity: 1;
}

.page-news .pn-item__thumb {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-news .pn-item__thumb img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (hover: none) {
  .page-news .pn-item__link {
    max-height: none;
    opacity: 1;
  }
}

@media (min-width: 760px) {
  .page-news .pn-list {
    position: relative;
    padding-left: 28px;
  }

  .page-news .pn-list::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--line);
  }

  .page-news .pn-item::before {
    content: "";
    position: absolute;
    left: -31px;
    top: 40px;
    width: 6px;
    height: 6px;
    background: var(--dim);
  }

  .page-news .pn-item:hover::before,
  .page-news .pn-item:focus-within::before {
    background: var(--lime);
  }
}

@media (min-width: 900px) {
  .page-news .pn-item {
    grid-template-columns: 190px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-news .pn-item--thumb {
    grid-template-columns: 190px minmax(0, 1fr) 200px;
  }

  .page-news .pn-item__meta {
    display: block;
  }

  .page-news .pn-item__when {
    display: block;
    margin-top: 10px;
  }
}

/* ---------- 专题系列 ---------- */
.page-news .pn-series {
  display: grid;
  gap: 1px;
  margin-top: clamp(24px, 3vw, 40px);
  background: rgba(243, 246, 252, 0.16);
  border: 1px solid rgba(243, 246, 252, 0.16);
}

.page-news .pn-series__item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: rgba(14, 22, 51, 0.55);
  padding: clamp(22px, 3vw, 34px);
  transition: box-shadow var(--t-fast), background-color var(--t-fast);
}

.page-news .pn-series__item:hover,
.page-news .pn-series__item:focus-within {
  background: rgba(14, 22, 51, 0.78);
  box-shadow: inset 0 0 0 1px var(--lime);
}

.page-news .pn-series__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-news .pn-series__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  margin: 0;
  color: var(--ink);
}

.page-news .pn-series__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 246, 252, 0.76);
}

.page-news .pn-series__more {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(243, 246, 252, 0.18);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

@media (min-width: 880px) {
  .page-news .pn-series {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 编辑方法 ---------- */
.page-news .pn-method {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(24px, 3vw, 40px);
}

.page-news .pn-method__body p {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.9;
  color: #3A4A6B;
}

.page-news .pn-method__body p + p {
  margin-top: 18px;
}

.page-news .pn-method__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  align-content: start;
  background: var(--snow-line);
  border: 1px solid var(--snow-line);
}

.page-news .pn-method__list li {
  display: flex;
  gap: 14px;
  background: var(--snow);
  padding: 16px 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: #3A4A6B;
}

.page-news .pn-method__no {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: #6B7C22;
  padding-top: 2px;
}

@media (min-width: 900px) {
  .page-news .pn-method {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    column-gap: clamp(28px, 4vw, 56px);
  }
}

/* ---------- 更新记录 ---------- */
.page-news .pn-log {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(243, 246, 252, 0.2);
}

.page-news .pn-log__item {
  display: grid;
  gap: 8px;
  padding-block: clamp(16px, 2.4vw, 26px);
  border-bottom: 1px solid rgba(243, 246, 252, 0.2);
}

.page-news .pn-log__ver {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-news .pn-log__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 246, 252, 0.86);
}

.page-news .pn-log__link {
  font-family: var(--font-narrow);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  justify-self: start;
  transition: border-color var(--t-fast), color var(--t-fast);
}

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

@media (min-width: 860px) {
  .page-news .pn-log__item {
    grid-template-columns: 220px minmax(0, 1fr) 190px;
    align-items: baseline;
    column-gap: clamp(20px, 3vw, 44px);
  }

  .page-news .pn-log__link {
    justify-self: end;
  }
}

/* ---------- 页尾提示 ---------- */
.page-news .pn-tail {
  padding-top: clamp(32px, 5vw, 60px);
  padding-bottom: 0;
}

.page-news .pn-tail__inner {
  display: grid;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: clamp(24px, 3.4vw, 40px);
}

.page-news .pn-tail__text {
  margin: 0;
  max-width: 56ch;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.6;
  color: var(--ink);
}

@media (min-width: 900px) {
  .page-news .pn-tail__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: center;
    column-gap: clamp(24px, 4vw, 56px);
  }

  .page-news .pn-tail__inner .btn-row {
    justify-content: flex-end;
  }
}

/* ---------- 焦点与动效 ---------- */
.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-item,
  .page-news .pn-item__link,
  .page-news .pn-series__item,
  .page-news .pn-log__link {
    transition: none;
  }
}
</main>