.page-news {
  --pn-line: rgba(212, 175, 55, .32);
  --pn-line-cool: rgba(10, 31, 68, .12);
  background: #F0F4FA;
  color: #1C2B3A;
}

.page-news .pn-hero__inner,
.page-news .pn-layout,
.page-news .pn-feature__inner,
.page-news .pn-sync__inner {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 48px);
}

/* 页头 */
.page-news .pn-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 18%, rgba(18, 58, 107, .72), transparent 52%),
    #0A1F44;
  color: #FFFFFF;
  padding-top: calc(64px + clamp(24px, 4vw, 48px));
  padding-bottom: 0;
}

.page-news .pn-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 46%;
  height: 100%;
  background:
    repeating-linear-gradient(0deg, rgba(212, 175, 55, .07) 0 1px, transparent 1px 16px),
    repeating-linear-gradient(90deg, rgba(212, 175, 55, .07) 0 1px, transparent 1px 16px);
  pointer-events: none;
}

.page-news .pn-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .pn-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-news .pn-breadcrumb a {
  color: rgba(255, 255, 255, .72);
  text-decoration: none;
  transition: color .2s cubic-bezier(.2, .7, .2, 1);
}

.page-news .pn-breadcrumb a:hover {
  color: #D4AF37;
}

.page-news .pn-breadcrumb__sep {
  color: rgba(255, 255, 255, .4);
}

.page-news .pn-breadcrumb__current {
  color: #D4AF37;
  font-weight: 600;
}

.page-news .pn-hero .kicker {
  color: #D4AF37;
}

.page-news .pn-hero__text {
  max-width: 820px;
}

.page-news .pn-hero__text h1 {
  font-family: Montserrat, "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(2rem, 6vw, 3.8rem);
  font-weight: 800;
  line-height: 1.16;
  margin: 10px 0 18px;
  letter-spacing: .01em;
}

.page-news .pn-hero__lead {
  max-width: 62ch;
  font-size: clamp(.95rem, 2vw, 1.08rem);
  line-height: 1.75;
  color: rgba(255, 255, 255, .82);
  margin: 0;
}

.page-news .pn-hero__stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .pn-hero__stat {
  min-width: 128px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, .05);
  border-left: 2px solid #D4AF37;
}

.page-news .pn-hero__stat-num {
  display: block;
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: #D4AF37;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.page-news .pn-hero__stat-label {
  display: block;
  margin-top: 6px;
  font-size: .8rem;
  color: rgba(255, 255, 255, .72);
}

.page-news .pn-hero__visual {
  margin-top: clamp(28px, 5vw, 48px);
  border: 1px solid rgba(212, 175, 55, .32);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(10, 31, 68, .18);
}

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

/* 双栏布局 */
.page-news .pn-layout {
  display: grid;
  gap: 32px;
  padding-block: clamp(40px, 8vw, 72px) clamp(24px, 6vw, 56px);
}

/* 动态流 */
.page-news .pn-section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 8px;
}

.page-news .pn-section-head__text h2,
.page-news .pn-side__panel-head h2,
.page-news .pn-feature__heading h2,
.page-news .pn-sync__heading h2 {
  margin: 0;
}

.page-news .pn-section-head__text h2 {
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  color: #0A1F44;
  line-height: 1.3;
}

.page-news .pn-section-head__text p {
  margin: 8px 0 0;
  color: #5A6B7B;
  font-size: .92rem;
  line-height: 1.65;
  max-width: 56ch;
}

.page-news .pn-feed__list {
  position: relative;
  display: grid;
  gap: 4px;
}

.page-news .pn-entry {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
}

.page-news .pn-entry__rail {
  position: relative;
}

.page-news .pn-entry__rail::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 34px;
  bottom: -24px;
  width: 1px;
  background: rgba(10, 31, 68, .14);
}

.page-news .pn-entry:last-child .pn-entry__rail::before {
  display: none;
}

.page-news .pn-entry__dot {
  display: block;
  width: 12px;
  height: 12px;
  margin: 10px auto 10px;
  border-radius: 50%;
  background: #D4AF37;
  border: 2px solid #FFFFFF;
  box-shadow: 0 0 0 2px rgba(212, 175, 55, .35);
}

.page-news .pn-entry__time {
  display: block;
  text-align: center;
  font-size: .76rem;
  color: #5A6B7B;
  line-height: 1.3;
}

.page-news .pn-entry__body {
  background: #FFFFFF;
  border: 1px solid rgba(10, 31, 68, .08);
  border-radius: 2px;
  padding: 18px 20px;
  box-shadow: 0 6px 24px rgba(10, 31, 68, .08);
  transition: box-shadow .3s cubic-bezier(.2, .7, .2, 1), transform .3s cubic-bezier(.2, .7, .2, 1);
}

.page-news .pn-entry__body:hover {
  box-shadow: 0 12px 32px rgba(10, 31, 68, .14);
  transform: translateY(-2px);
}

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

.page-news .pn-entry__tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .04em;
  border-radius: 999px;
}

.page-news .pn-entry__tag--version {
  background: rgba(10, 31, 68, .08);
  color: #0A1F44;
}

.page-news .pn-entry__tag--phase {
  background: rgba(212, 175, 55, .18);
  color: #6B5208;
}

.page-news .pn-entry__tag--sync {
  background: rgba(18, 58, 107, .12);
  color: #123A6B;
}

.page-news .pn-entry__tag--guide {
  background: rgba(255, 107, 53, .14);
  color: #9E3A12;
}

.page-news .pn-entry__tag--honor {
  background: rgba(212, 175, 55, .14);
  color: #6B5208;
}

.page-news .pn-entry__date {
  margin-left: auto;
  font-size: .76rem;
  color: #5A6B7B;
}

.page-news .pn-entry__title {
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: 1.08rem;
  font-weight: 800;
  color: #0A1F44;
  line-height: 1.4;
  margin: 0 0 6px;
}

.page-news .pn-entry__summary {
  margin: 0;
  font-size: .9rem;
  color: #5A6B7B;
  line-height: 1.65;
}

.page-news .pn-feed__foot {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(10, 31, 68, .1);
  font-size: .88rem;
  color: #5A6B7B;
  line-height: 1.65;
}

.page-news .pn-feed__foot a,
.page-news .pn-side__more a {
  color: #123A6B;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 侧栏 */
.page-news .pn-side {
  display: grid;
  gap: 24px;
  align-content: start;
}

.page-news .pn-side__panel {
  background: #FFFFFF;
  border: 1px solid rgba(10, 31, 68, .08);
  border-top: 3px solid #D4AF37;
  border-radius: 2px;
  padding: clamp(20px, 4vw, 28px);
  box-shadow: 0 6px 24px rgba(10, 31, 68, .08);
}

.page-news .pn-side__panel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-news .pn-side__panel-head h2 {
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  color: #0A1F44;
}

.page-news .pn-side__desc {
  font-size: .85rem;
  color: #5A6B7B;
  line-height: 1.6;
  margin: 0 0 14px;
}

.page-news .pn-side__more {
  font-size: .84rem;
  color: #5A6B7B;
  line-height: 1.6;
  margin: 18px 0 0;
}

/* 更新记录手风琴 */
.page-news .pn-year-accordion {
  border-top: 1px solid rgba(10, 31, 68, .08);
}

.page-news .pn-year-group {
  border-bottom: 1px solid rgba(10, 31, 68, .08);
}

.page-news .pn-year-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: .95rem;
  font-weight: 800;
  color: #0A1F44;
}

.page-news .pn-year-trigger__label {
  flex: 1;
}

.page-news .pn-year-trigger__meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .pn-year-trigger__count {
  background: rgba(18, 58, 107, .1);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: .76rem;
  font-weight: 700;
  color: #123A6B;
}

.page-news .pn-year-trigger__arrow {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid #FF6B35;
  border-bottom: 2px solid #FF6B35;
  transform: rotate(225deg);
  transition: transform .25s cubic-bezier(.2, .7, .2, 1);
}

.page-news .pn-year-group[data-open] .pn-year-trigger__arrow {
  transform: rotate(45deg);
  margin-top: -4px;
}

.page-news .pn-year-group[data-open] .pn-year-trigger__arrow {
  transform: rotate(225deg) translate(2px, 2px);
}

.page-news [data-accordion] .pn-year-group:not([data-open]) .pn-year-content {
  display: none;
}

.page-news [data-accordion] .pn-year-group[data-open] .pn-year-content {
  display: block;
  padding-bottom: 18px;
  animation: pn-accordion-in .25s cubic-bezier(.2, .7, .2, 1) both;
}

@keyframes pn-accordion-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-news .pn-version-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(10, 31, 68, .1);
  font-size: .86rem;
  line-height: 1.55;
}

.page-news .pn-version-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .pn-version-row--featured {
  align-items: center;
  background: rgba(212, 175, 55, .07);
  border: 1px solid rgba(212, 175, 55, .25);
  border-radius: 2px;
  padding: 12px;
  margin-bottom: 8px;
}

.page-news .pn-version-row__icon {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 2px;
}

.page-news .pn-version-row__body {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
}

.page-news .pn-version-row--featured .pn-version-row__note {
  flex-basis: 100%;
  margin-top: 2px;
}

.page-news .pn-version-id {
  flex: 0 0 52px;
  display: inline-block;
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: .76rem;
  font-weight: 800;
  color: #6B5208;
  background: rgba(212, 175, 55, .18);
  border-radius: 2px;
  padding: 3px 4px;
  text-align: center;
}

.page-news .pn-version-row__title {
  color: #0A1F44;
  font-weight: 700;
  font-size: .86rem;
}

.page-news .pn-version-row__note {
  margin: 0;
  color: #5A6B7B;
  font-size: .84rem;
  line-height: 1.5;
}

/* 标签云与筛选 */
.page-news .pn-filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page-news .pn-tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .pn-tag {
  display: inline-block;
  padding: 7px 14px;
  font-size: .78rem;
  font-weight: 700;
  color: #0A1F44;
  background: rgba(10, 31, 68, .05);
  border: 1px solid rgba(10, 31, 68, .14);
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
  transition: background .25s cubic-bezier(.2, .7, .2, 1), color .25s cubic-bezier(.2, .7, .2, 1), border-color .25s cubic-bezier(.2, .7, .2, 1);
}

.page-news .pn-tag:hover {
  border-color: #FF6B35;
  color: #9E3A12;
}

.page-news #pn-tag-all:checked ~ .pn-side label[for="pn-tag-all"],
.page-news #pn-tag-version:checked ~ .pn-side label[for="pn-tag-version"],
.page-news #pn-tag-phase:checked ~ .pn-side label[for="pn-tag-phase"],
.page-news #pn-tag-sync:checked ~ .pn-side label[for="pn-tag-sync"],
.page-news #pn-tag-guide:checked ~ .pn-side label[for="pn-tag-guide"],
.page-news #pn-tag-honor:checked ~ .pn-side label[for="pn-tag-honor"] {
  background: #FF6B35;
  border-color: #FF6B35;
  color: #FFFFFF;
}

.page-news .pn-filter-input:not(#pn-tag-all):checked ~ .pn-feed .pn-entry {
  display: none;
}

.page-news #pn-tag-all:checked ~ .pn-feed .pn-entry,
.page-news #pn-tag-version:checked ~ .pn-feed .pn-entry[data-tags~="version"],
.page-news #pn-tag-phase:checked ~ .pn-feed .pn-entry[data-tags~="phase"],
.page-news #pn-tag-sync:checked ~ .pn-feed .pn-entry[data-tags~="sync"],
.page-news #pn-tag-guide:checked ~ .pn-feed .pn-entry[data-tags~="guide"],
.page-news #pn-tag-honor:checked ~ .pn-feed .pn-entry[data-tags~="honor"] {
  display: grid;
}

/* 专题：三阶段适配 */
.page-news .pn-feature {
  background:
    radial-gradient(circle at 12% 20%, rgba(18, 58, 107, .72), transparent 52%),
    #071630;
  color: #FFFFFF;
  padding-block: clamp(48px, 8vw, 96px);
}

.page-news .pn-feature .kicker,
.page-news .pn-sync .kicker {
  color: #D4AF37;
}

.page-news .pn-feature__inner {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-news .pn-feature__visual {
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, .4);
  box-shadow: 0 24px 64px rgba(10, 31, 68, .18);
}

.page-news .pn-feature__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .pn-feature__heading,
.page-news .pn-sync__heading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 6px 0 12px;
}

.page-news .pn-feature__heading h2 {
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.3;
}

.page-news .pn-feature__intro {
  max-width: 56ch;
  font-size: 1rem;
  color: rgba(255, 255, 255, .78);
  line-height: 1.7;
  margin: 0;
}

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

.page-news .pn-feature__step {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-left: 4px solid #D4AF37;
  border-radius: 2px;
  padding: 18px 20px;
}

.page-news .pn-feature__step-num {
  display: block;
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #D4AF37;
  margin-bottom: 6px;
}

.page-news .pn-feature__step h3 {
  margin: 0 0 6px;
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
}

.page-news .pn-feature__step p {
  margin: 0;
  font-size: .9rem;
  color: rgba(255, 255, 255, .78);
  line-height: 1.65;
}

.page-news .pn-feature__link {
  border-color: rgba(212, 175, 55, .7);
  color: #D4AF37;
}

.page-news .pn-feature__link:hover {
  background: rgba(212, 175, 55, .1);
  border-color: #D4AF37;
}

/* 资料库同步公告 */
.page-news .pn-sync {
  background: #F0F4FA;
  padding-block: clamp(48px, 8vw, 96px);
}

.page-news .pn-sync__inner {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-news .pn-sync__heading h2 {
  font-family: Montserrat, "Source Han Sans SC", sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  color: #0A1F44;
  line-height: 1.3;
}

.page-news .pn-sync__lead {
  max-width: 56ch;
  font-size: 1rem;
  color: #1C2B3A;
  line-height: 1.75;
  margin: 0;
}

.page-news .pn-sync__list {
  list-style: none;
  padding: 0;
  margin: 20px 0 28px;
  display: grid;
  gap: 10px;
}

.page-news .pn-sync__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: .92rem;
  color: #1C2B3A;
  line-height: 1.5;
}

.page-news .pn-sync__list li::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  background: #D4AF37;
  transform: rotate(45deg);
  align-self: center;
}

.page-news .pn-sync__list strong {
  color: #0A1F44;
  font-weight: 800;
}

.page-news .pn-sync__visual {
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(10, 31, 68, .12);
  box-shadow: 0 12px 32px rgba(10, 31, 68, .14);
}

.page-news .pn-sync__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* 中屏与桌面适配 */
@media (min-width: 900px) {
  .page-news .pn-feature__inner {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

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

  .page-news .pn-sync__visual {
    order: 2;
  }
}

@media (min-width: 1024px) {
  .page-news .pn-layout {
    grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
    gap: 40px;
  }
}