.page-news {
  --rp-gap: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .page-news__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding-top: clamp(16px, 3vw, 28px);
}

.page-news .rp-stamps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
}

.page-news .rp-stamp {
  font-family: var(--dfb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--dfb-mist);
}

.page-news .rp-stamp--v {
  color: var(--dfb-orange);
  border: 1px solid var(--dfb-line);
  padding: 2px 8px;
}

/* ---------- 滚动播报条 ---------- */
.page-news .rp-ticker {
  display: flex;
  overflow: hidden;
  margin-top: clamp(14px, 3vw, 24px);
  background: var(--dfb-800);
  border-top: 1px solid var(--dfb-line);
  border-bottom: 1px solid var(--dfb-line);
}

.page-news .rp-ticker__track {
  display: flex;
  flex: none;
  animation: rp-slide 42s linear infinite;
  will-change: transform;
}

.page-news .rp-ticker:hover .rp-ticker__track,
.page-news .rp-ticker:focus-within .rp-ticker__track {
  animation-play-state: paused;
}

.page-news .rp-ticker__group {
  display: flex;
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  padding: 12px clamp(24px, 4vw, 56px) 12px 0;
  white-space: nowrap;
}

.page-news .rp-ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--dfb-mist);
}

.page-news .rp-ticker__item::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  background: var(--dfb-cyan);
}

.page-news .rp-ticker__item--hot {
  color: var(--dfb-peach);
}

.page-news .rp-ticker__item--hot::before {
  background: var(--dfb-orange);
}

@keyframes rp-slide {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 首屏标题区 ---------- */
.page-news .page-news__head {
  padding-top: clamp(26px, 5vw, 54px);
  padding-bottom: clamp(6px, 2vw, 16px);
  border-bottom: 1px solid var(--dfb-line);
}

.page-news .rp-title {
  font-size: clamp(2.1rem, 7vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  font-weight: 300;
  max-width: 20ch;
  color: var(--dfb-paper);
}

.page-news .rp-title strong {
  font-weight: 800;
  color: var(--dfb-cyan);
}

.page-news .rp-lede {
  margin-top: clamp(18px, 3vw, 28px);
  max-width: 60ch;
  font-size: clamp(0.98rem, 1.6vw, 1.1rem);
  line-height: 1.8;
  color: var(--dfb-mist);
}

/* ---------- 区块骨架 ---------- */
.page-news .rp-section {
  margin-top: clamp(44px, 7vw, 88px);
}

.page-news .rp-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 14px;
  margin-bottom: var(--rp-gap);
  border-bottom: 1px solid var(--dfb-line);
}

.page-news .rp-section__head h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 700;
  color: var(--dfb-paper);
}

.page-news .rp-section__hint {
  font-family: var(--dfb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--dfb-mist);
}

/* ---------- 本月变更摘要 ---------- */
.page-news .rp-briefs {
  display: grid;
  gap: 1px;
  background: var(--dfb-line);
  border: 1px solid var(--dfb-line);
}

.page-news .rp-brief {
  background: var(--dfb-800);
  padding: clamp(18px, 3vw, 30px);
}

.page-news .rp-brief__no {
  display: block;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--dfb-cyan);
}

.page-news .rp-brief h3 {
  margin-top: 10px;
  font-size: clamp(1.02rem, 2vw, 1.28rem);
  line-height: 1.45;
  font-weight: 700;
  color: var(--dfb-paper);
}

.page-news .rp-brief p {
  margin-top: 10px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--dfb-mist);
}

/* ---------- 列表与筛选 ---------- */
.page-news .rp-board {
  display: grid;
  gap: var(--rp-gap);
}

.page-news .rp-filter {
  display: flex;
  flex-direction: row;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .rp-filter__btn {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  background: transparent;
  border: 1px solid var(--dfb-line);
  border-radius: 0;
  color: var(--dfb-mist);
  font-family: var(--dfb-font-body);
  font-size: 0.88rem;
  white-space: nowrap;
  text-align: left;
  cursor: pointer;
  transition: color var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease),
              background var(--dfb-fast) var(--dfb-ease);
}

.page-news .rp-filter__btn:hover {
  color: var(--dfb-paper);
  border-color: var(--dfb-cyan);
}

.page-news .rp-filter__btn:focus-visible {
  outline: 2px solid var(--dfb-cyan);
  outline-offset: 2px;
}

.page-news .rp-filter__btn[aria-pressed="true"] {
  background: var(--dfb-lime);
  border-color: var(--dfb-lime);
  color: var(--dfb-900);
  font-weight: 700;
}

.page-news .rp-filter__count {
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  line-height: 1.5;
  min-width: 22px;
  padding: 0 5px;
  text-align: center;
  border: 1px solid currentColor;
}

.page-news .rp-filter__status {
  margin-top: 10px;
  font-family: var(--dfb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--dfb-mist);
}

.page-news .rp-list {
  border-top: 1px solid var(--dfb-line);
}

.page-news .rp-item {
  border-bottom: 1px solid var(--dfb-line);
}

.page-news .rp-item summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 14px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  transition: transform var(--dfb-fast) var(--dfb-ease);
}

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

.page-news .rp-item summary:hover,
.page-news .rp-item summary:focus-visible {
  transform: translateX(6px);
}

.page-news .rp-item summary:focus-visible {
  outline: 2px solid var(--dfb-cyan);
  outline-offset: 2px;
}

.page-news .rp-item__when {
  grid-column: 1 / -1;
  font-family: var(--dfb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--dfb-cyan);
}

.page-news .rp-item__title {
  font-size: clamp(1rem, 1.9vw, 1.15rem);
  line-height: 1.5;
  font-weight: 600;
  color: var(--dfb-paper);
}

.page-news .rp-item[open] .rp-item__title {
  color: var(--dfb-lime);
}

.page-news .rp-tag {
  align-self: center;
  justify-self: end;
  font-family: var(--dfb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  white-space: nowrap;
  border: 1px solid currentColor;
  opacity: 0.85;
}

.page-news .rp-tag--ver { color: var(--dfb-cyan); }
.page-news .rp-tag--data { color: var(--dfb-mist); }
.page-news .rp-tag--season { color: var(--dfb-peach); }
.page-news .rp-tag--notice { color: var(--dfb-lime); }

.page-news .rp-item__body {
  display: grid;
  gap: 16px;
  padding: 0 0 22px;
}

.page-news .rp-item__text p {
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--dfb-mist);
  max-width: 60ch;
}

.page-news .rp-item__meta {
  margin-top: 10px;
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--dfb-line);
  color: var(--dfb-mist);
  opacity: 0.85;
}

/* ---------- 图片容器 ---------- */
.page-news .rp-media {
  display: block;
  margin: 0;
  border: 1px solid var(--dfb-line);
  background: var(--dfb-800);
  overflow: hidden;
}

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

.page-news .rp-media--slant {
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

/* ---------- 赛季观察双栏 ---------- */
.page-news .rp-feature {
  display: grid;
  gap: var(--rp-gap);
  margin-bottom: clamp(32px, 5vw, 56px);
}

.page-news .rp-feature:last-child {
  margin-bottom: 0;
}

.page-news .rp-feature__text h3 {
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  line-height: 1.4;
  font-weight: 700;
  color: var(--dfb-paper);
}

.page-news .rp-feature__text p {
  margin-top: 12px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--dfb-mist);
  max-width: 56ch;
}

/* ---------- 版本号纸面层 ---------- */
.page-news .rp-paper {
  margin-top: clamp(44px, 7vw, 88px);
  background: var(--dfb-paper);
  color: var(--dfb-900);
  padding: clamp(28px, 5vw, 52px) clamp(20px, 5vw, 56px) clamp(56px, 8vw, 100px);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 28px));
}

.page-news .rp-paper__kicker {
  font-family: var(--dfb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: rgba(7, 17, 14, 0.55);
}

.page-news .rp-paper h2 {
  margin-top: 10px;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--dfb-900);
}

.page-news .rp-paper__lede {
  margin-top: 14px;
  max-width: 58ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: rgba(7, 17, 14, 0.78);
}

.page-news .rp-seg {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 4vw, 34px);
  background: rgba(7, 17, 14, 0.18);
  border: 1px solid rgba(7, 17, 14, 0.18);
}

.page-news .rp-seg > div {
  background: var(--dfb-paper);
  padding: 18px;
}

.page-news .rp-seg__num {
  display: block;
  font-family: var(--dfb-font-mono);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
}

.page-news .rp-seg__num--major { color: var(--dfb-orange); }
.page-news .rp-seg__num--minor { color: var(--dfb-700); }
.page-news .rp-seg__num--patch { color: var(--dfb-mist); }

.page-news .rp-seg h3 {
  margin-top: 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--dfb-900);
}

.page-news .rp-seg p {
  margin-top: 6px;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(7, 17, 14, 0.72);
}

.page-news .rp-timeline {
  display: flex;
  gap: 0;
  margin-top: clamp(24px, 4vw, 34px);
  padding-bottom: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .rp-timeline__node {
  flex: none;
  min-width: 128px;
  padding-top: 10px;
  border-top: 2px solid rgba(7, 17, 14, 0.28);
}

.page-news .rp-timeline__node span {
  display: block;
  font-family: var(--dfb-font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--dfb-900);
}

.page-news .rp-timeline__node em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 0.8rem;
  color: rgba(7, 17, 14, 0.62);
}

.page-news .rp-timeline__node--now {
  border-top-color: var(--dfb-orange);
}

.page-news .rp-timeline__node--now span {
  color: var(--dfb-orange);
}

.page-news .rp-paper__foot {
  margin-top: clamp(24px, 4vw, 34px);
}

.page-news .rp-paper .dfb-btn--ghost {
  border-color: rgba(7, 17, 14, 0.35);
  color: var(--dfb-900);
}

.page-news .rp-paper .dfb-btn--ghost:hover {
  border-color: var(--dfb-orange);
  color: var(--dfb-orange);
}

/* ---------- 存档 ---------- */
.page-news .rp-archive {
  display: grid;
  gap: var(--rp-gap);
}

.page-news .rp-archive__text p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--dfb-mist);
  max-width: 58ch;
}

.page-news .rp-steps {
  display: grid;
  gap: 1px;
  margin-top: 20px;
  background: var(--dfb-line);
  border: 1px solid var(--dfb-line);
  list-style: none;
  padding: 0;
}

.page-news .rp-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  align-items: baseline;
  background: var(--dfb-800);
  padding: 14px 16px;
}

.page-news .rp-steps li span {
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dfb-orange);
}

.page-news .rp-steps li p {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--dfb-mist);
}

.page-news .rp-archive__link {
  margin-top: 18px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--dfb-mist);
}

.page-news .rp-archive__link a,
.page-news .rp-footnote a {
  color: var(--dfb-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--dfb-line);
  padding-bottom: 1px;
}

.page-news .rp-archive__link a:hover,
.page-news .rp-footnote a:hover {
  border-bottom-color: var(--dfb-cyan);
}

/* ---------- 订阅与反馈 ---------- */
.page-news .rp-cta {
  display: grid;
  gap: 1px;
  background: var(--dfb-line);
  border: 1px solid var(--dfb-line);
}

.page-news .rp-cta__cell {
  background: var(--dfb-800);
  padding: clamp(20px, 3vw, 34px);
}

.page-news .rp-cta__cell h3 {
  font-size: clamp(1.08rem, 2.2vw, 1.3rem);
  line-height: 1.45;
  font-weight: 700;
  color: var(--dfb-paper);
}

.page-news .rp-cta__cell p {
  margin-top: 10px;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--dfb-mist);
}

.page-news .rp-cta__cell .dfb-btn {
  margin-top: 18px;
}

.page-news .rp-footnote {
  margin-top: 22px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--dfb-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .rp-item summary {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 760px) {
  .page-news .rp-item summary {
    grid-template-columns: 190px minmax(0, 1fr) auto;
    align-items: baseline;
    padding: 20px 0;
  }

  .page-news .rp-item__when {
    grid-column: auto;
  }

  .page-news .rp-item--lead .rp-item__body {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
  }

  .page-news .rp-cta {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-news .rp-briefs {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-news .rp-brief:nth-child(1) { grid-column: span 5; }
  .page-news .rp-brief:nth-child(2) { grid-column: span 4; }
  .page-news .rp-brief:nth-child(3) { grid-column: span 3; }

  .page-news .rp-seg {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-news .rp-feature--flip {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .rp-feature--flip .rp-feature__text {
    order: -1;
  }

  .page-news .rp-archive {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-news .rp-board {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .rp-filter-wrap {
    position: sticky;
    top: 112px;
  }

  .page-news .rp-filter {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .rp-filter__btn {
    width: 100%;
    justify-content: space-between;
    white-space: normal;
  }

  .page-news .rp-item--lead .rp-item__body {
    grid-template-columns: minmax(0, 1fr) 360px;
  }
}

@media (min-width: 1100px) {
  .page-news .rp-item--lead .rp-item__body {
    grid-template-columns: minmax(0, 1fr) 420px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .rp-ticker {
    overflow-x: auto;
  }

  .page-news .rp-ticker__track {
    animation: none;
  }

  .page-news .rp-item summary,
  .page-news .rp-item summary:hover {
    transition: none;
    transform: none;
  }
}