.page-news {
  --news-rail-w: 190px;
  --news-sticky: 92px;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(22px, 4vw, 48px) clamp(34px, 5vw, 68px);
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(to right, rgba(14, 59, 50, .055) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(to bottom, rgba(14, 59, 50, .055) 0 1px, transparent 1px 56px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

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

.page-news .news-hero h1 {
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 56px);
  line-height: 1.12;
  letter-spacing: -.012em;
  margin: 12px 0 18px;
  max-width: 14em;
  color: var(--forest-900);
}

.page-news .news-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

.page-news .news-hero__stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px dashed var(--line-2);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}

.page-news .news-hero__stat b {
  display: block;
  font-family: var(--f-mono);
  font-size: clamp(19px, 2.6vw, 25px);
  font-weight: 600;
  line-height: 1.15;
  color: var(--forest-900);
}

.page-news .news-hero__stat span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-news .news-hero__actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__media {
  position: relative;
  min-width: 0;
}

.page-news .news-hero__frame {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  box-shadow: var(--shadow-1);
}

.page-news .news-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* ---------- 本期更新横向带 ---------- */
.page-news .news-rhythm {
  padding-block: clamp(34px, 5vw, 62px);
  background: var(--forest-900);
  color: var(--paper);
}

.page-news .news-rhythm .bp-eyebrow {
  color: var(--gold-soft);
}

.page-news .news-rhythm h2 {
  color: var(--paper-2);
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.25;
  margin: 10px 0 10px;
}

.page-news .news-rhythm .bp-section__head p {
  color: rgba(247, 241, 227, .74);
  font-size: 14.5px;
  line-height: 1.75;
  max-width: 46em;
}

.page-news .news-rhythm__track {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}

.page-news .news-rhythm__item {
  position: relative;
  background: var(--forest-800);
  padding: 22px 18px 24px;
  min-width: 0;
}

.page-news .news-rhythm__item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--coral));
  transform: scaleX(.24);
  transform-origin: left center;
  transition: transform var(--dur) var(--ease);
}

.page-news .news-rhythm__item:hover::before,
.page-news .news-rhythm__item:focus-within::before {
  transform: scaleX(1);
}

.page-news .news-rhythm__when {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--gold-soft);
  margin-bottom: 10px;
}

.page-news .news-rhythm__title {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
}

.page-news .news-rhythm__title a {
  color: var(--paper-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-rhythm__title a:hover,
.page-news .news-rhythm__title a:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.page-news .news-rhythm__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(247, 241, 227, .72);
}

/* ---------- 更新列表 ---------- */
.page-news .news-index {
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--paper);
}

.page-news .news-index .bp-section__head h2,
.page-news .news-versions .bp-section__head h2,
.page-news .news-path .bp-section__head h2 {
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.25;
  color: var(--forest-900);
  margin: 10px 0 10px;
}

.page-news .news-index .bp-section__head p,
.page-news .news-versions .bp-section__head p,
.page-news .news-path .bp-section__head p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 52em;
  margin: 0;
}

.page-news .news-index__grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

.page-news .news-rail {
  background: var(--paper-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-1);
  min-width: 0;
}

.page-news .news-rail__label {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .news-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-news .news-filter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  font-family: var(--f-body);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
  text-align: left;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 9px 11px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-filter:hover {
  border-color: var(--gold);
  background: var(--paper-2);
}

.page-news .news-filter[aria-pressed="true"] {
  background: var(--forest-900);
  border-color: var(--forest-900);
  color: var(--paper-2);
}

.page-news .news-filter__n {
  font-family: var(--f-mono);
  font-size: 11.5px;
  font-weight: 500;
  opacity: .72;
}

.page-news .news-rail__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-2);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-rail__note a {
  color: var(--forest-700);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-news .news-feed {
  min-width: 0;
  border-top: 2px solid var(--forest-900);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "side dur"
    "main main";
  gap: 10px 14px;
  padding: 18px 2px 20px;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .news-item:hover {
  background: rgba(255, 253, 247, .68);
}

.page-news .news-item[data-hidden="true"],
.page-news .news-item[hidden] {
  display: none;
}

.page-news .news-item__side {
  grid-area: side;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.page-news .news-item__when {
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--forest-700);
}

.page-news .news-item__main {
  grid-area: main;
  min-width: 0;
}

.page-news .news-item__title {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: clamp(16px, 1.9vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--forest-900);
}

.page-news .news-item__sum {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-item__dur {
  grid-area: dur;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  padding-top: 3px;
}

.page-news .news-item__more {
  margin-top: 8px;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--forest-700);
  padding: 2px 0;
}

.page-news .news-item__more summary::-webkit-details-marker {
  display: none;
}

.page-news .news-item__more summary::before {
  content: "+";
  display: inline-block;
  width: 14px;
  text-align: center;
  font-family: var(--f-mono);
  color: var(--coral);
}

.page-news .news-item__more[open] summary::before {
  content: "\2212";
}

.page-news .news-item__more ul {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-item__more li {
  margin-bottom: 4px;
}

.page-news .news-item__more a {
  color: var(--forest-700);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- 版本索引 ---------- */
.page-news .news-versions {
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--paper-3);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-versions__body {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-news .news-versions__media {
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  box-shadow: var(--shadow-1);
}

.page-news .news-versions__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 6;
  object-fit: cover;
}

.page-news .news-ver-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .news-ver {
  background: var(--paper-2);
  border: 1px solid var(--line-2);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 16px 18px 18px;
  box-shadow: var(--shadow-1);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news .news-ver:hover {
  transform: translateY(-2px);
}

.page-news .news-ver__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .news-ver__code {
  font-family: var(--f-mono);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--forest-900);
}

.page-news .news-ver__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 覆盖区域专题 ---------- */
.page-news .news-region {
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--paper);
}

.page-news .news-region__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 44px);
  align-items: center;
}

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

.page-news .news-region h2,
.page-news .news-compare h2 {
  margin: 10px 0 14px;
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.25;
  color: var(--forest-900);
  max-width: 18em;
}

.page-news .news-region__copy > p,
.page-news .news-compare__copy > p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
  max-width: 42em;
}

.page-news .news-region__list {
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-region__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-region__dot {
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(18, 184, 166, .16);
}

.page-news .news-region__media {
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  box-shadow: var(--shadow-1);
}

.page-news .news-region__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

/* ---------- 价格对比专题 ---------- */
.page-news .news-compare {
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-compare__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 44px);
  align-items: center;
}

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

.page-news .news-compare__media {
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-news .news-compare__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 6.5;
  object-fit: cover;
}

.page-news .news-compare__steps {
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-compare__steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-2);
}

.page-news .news-compare__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-compare__n {
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--coral);
  padding-top: 2px;
}

.page-news .news-compare__steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 阅读路径 ---------- */
.page-news .news-path {
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--paper);
}

.page-news .news-path__steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-path__step {
  position: relative;
  background: var(--paper-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  min-width: 0;
  box-shadow: var(--shadow-1);
}

.page-news .news-path__n {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--indigo);
  margin-bottom: 8px;
}

.page-news .news-path__step h3 {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--forest-900);
}

.page-news .news-path__step p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-path__step a {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--forest-700);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* ---------- 资料需求 ---------- */
.page-news .news-cta {
  padding-block: clamp(36px, 5vw, 66px);
  background: var(--forest-900);
  color: var(--paper);
}

.page-news .news-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 44px);
  align-items: start;
}

.page-news .news-cta .bp-eyebrow {
  color: var(--gold-soft);
}

.page-news .news-cta h2 {
  margin: 10px 0 14px;
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.28;
  color: var(--paper-2);
  max-width: 20em;
}

.page-news .news-cta__copy p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(247, 241, 227, .78);
  max-width: 44em;
}

.page-news .news-cta__actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-cta__contact {
  border: 1px solid var(--line-light);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
  background: rgba(255, 253, 247, .05);
  min-width: 0;
}

.page-news .news-cta__label {
  margin: 0 0 4px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--gold-soft);
}

.page-news .news-cta__link {
  display: inline-block;
  margin-bottom: 16px;
  font-family: var(--f-mono);
  font-size: 15px;
  color: var(--paper-2);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-cta__link:hover,
.page-news .news-cta__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.page-news .news-cta__note {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-light);
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(247, 241, 227, .66);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-rhythm__track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-path__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-news .news-item {
    grid-template-columns: 128px minmax(0, 1fr) 76px;
    grid-template-areas: "side main dur";
    gap: 0 22px;
    align-items: start;
    padding: 20px 6px 22px;
  }

  .page-news .news-item__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-news .news-item__dur {
    margin-left: 0;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-news .news-hero__media::before {
    content: "";
    position: absolute;
    inset: 16px -16px -16px 16px;
    background: var(--gold-soft);
    opacity: .3;
    border: 1px solid var(--line-2);
    z-index: 0;
  }

  .page-news .news-index__grid {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
  }

  .page-news .news-rail {
    position: sticky;
    top: var(--news-sticky);
  }

  .page-news .news-filters {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .news-versions__body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .news-ver-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-news .news-region__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-news .news-compare__inner {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }

  .page-news .news-path__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-news .news-path__step {
    background: transparent;
    border: 0;
    box-shadow: none;
    border-radius: 0;
    border-top: 2px dashed var(--line-2);
    padding: 22px 18px 0 0;
  }

  .page-news .news-path__step::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gold);
    border: 2px solid var(--paper);
  }

  .page-news .news-path__step:hover::before {
    background: var(--coral);
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .page-news .news-rhythm__item::before,
  .page-news .news-ver,
  .page-news .news-item,
  .page-news .news-filter,
  .page-news .news-rhythm__title a {
    transition: none;
  }

  .page-news .news-ver:hover {
    transform: none;
  }
}