/* ===== 动态中心 · 页面专属样式（作用域：.page-news） ===== */
.page-news {
  --news-hair: rgba(255, 255, 255, 0.045);
  --news-gold: rgba(212, 175, 55, 0.34);
  overflow-x: clip;
}

/* ---------- 首屏：专题封面 ---------- */
.page-news .cover {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 4vw, 34px) 0 clamp(34px, 6vw, 60px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 70% at 6% 0%, rgba(76, 201, 240, 0.13), transparent 58%),
    radial-gradient(70% 60% at 98% 10%, rgba(230, 57, 70, 0.1), transparent 62%),
    linear-gradient(180deg, #0E1220 0%, var(--night) 100%);
}

.page-news .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--news-hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--news-hair) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
  pointer-events: none;
}

.page-news .cover > .wrap {
  position: relative;
  z-index: 1;
}

.page-news .cover__grid {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  margin-top: clamp(16px, 3vw, 26px);
}

.page-news .cover__label {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 14px 5px 12px;
  color: var(--gold);
  background: var(--gold-veil);
  border-left: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-news .cover__title {
  margin: 0;
  font-size: clamp(33px, 7.2vw, 72px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .cover__title em {
  font-style: normal;
  color: var(--gold);
  background-image: linear-gradient(90deg, var(--gold), rgba(212, 175, 55, 0.2));
  background-repeat: no-repeat;
  background-size: 100% 5px;
  background-position: 0 100%;
  padding-bottom: 5px;
}

.page-news .cover__lead {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

.page-news .cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-news .cover__side {
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-news .cover__side-title {
  margin: 0 0 14px;
  color: var(--muted);
}

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

.page-news .cover__stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-news .cover__stats li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .cover__stats .v {
  font-family: var(--font-num);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--gold);
}

.page-news .cover__stats .k {
  font-size: 13.5px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-news .cover__figure {
  position: relative;
  margin: clamp(22px, 4vw, 34px) 0 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

.page-news .cover__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(11, 14, 20, 0) 42%, rgba(11, 14, 20, 0.74) 100%);
  pointer-events: none;
}

.page-news .cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .cover__figure figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 1;
  max-width: 100%;
  padding: 10px 14px 10px 13px;
  font-size: clamp(12px, 1.2vw, 13.5px);
  line-height: 1.6;
  color: var(--white);
  background: rgba(11, 14, 20, 0.84);
  border-left: 3px solid var(--gold);
}

.page-news .cover__index {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .cover__index a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  height: 100%;
  padding: 14px 16px;
  background: var(--night);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  transition: background var(--dur-state) var(--ease), color var(--dur-state) var(--ease);
}

.page-news .cover__index a:hover,
.page-news .cover__index a:focus-visible {
  background: var(--gold-veil);
  color: var(--white);
}

.page-news .cover__index .k {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

@media (min-width: 720px) {
  .page-news .cover__index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-news .cover__grid {
    grid-template-columns: 8fr 4fr;
    align-items: end;
  }
}

/* ---------- 01 本期聚焦 ---------- */
.page-news .feature__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .feature__body p {
  margin: 0 0 14px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-news .feature__aside {
  padding: clamp(18px, 2.4vw, 24px);
}

.page-news .feature__aside > .label {
  color: var(--gold);
}

.page-news .feature__list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.page-news .feature__list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-news .feature__list li:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-news .feature__list .fnum {
  font-family: var(--font-num);
  font-size: 22px;
  line-height: 1.1;
  color: var(--gold);
}

.page-news .feature__list b {
  display: block;
  font-size: 16px;
  line-height: 1.5;
  color: var(--white);
}

.page-news .feature__list p {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

@media (min-width: 920px) {
  .page-news .feature__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

/* ---------- 02 最新动态 ---------- */
.page-news .news-filter {
  position: relative;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-news .nf-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  clip-path: inset(50%);
}

.page-news .nf-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2.6vw, 24px);
}

.page-news .nf-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px 8px 13px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  font-size: 14px;
  line-height: 1.2;
  letter-spacing: 0.03em;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: border-color var(--dur-state) var(--ease),
    background var(--dur-state) var(--ease),
    color var(--dur-state) var(--ease);
}

.page-news .nf-chip:hover {
  border-color: var(--gold);
  color: var(--white);
}

.page-news .nf-n {
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-news #nf-all:checked ~ .nf-bar label[for="nf-all"],
.page-news #nf-entry:checked ~ .nf-bar label[for="nf-entry"],
.page-news #nf-rule:checked ~ .nf-bar label[for="nf-rule"],
.page-news #nf-log:checked ~ .nf-bar label[for="nf-log"],
.page-news #nf-doc:checked ~ .nf-bar label[for="nf-doc"] {
  border-color: var(--gold);
  background: var(--gold-veil);
  color: var(--gold);
}

.page-news #nf-all:checked ~ .nf-bar label[for="nf-all"] .nf-n,
.page-news #nf-entry:checked ~ .nf-bar label[for="nf-entry"] .nf-n,
.page-news #nf-rule:checked ~ .nf-bar label[for="nf-rule"] .nf-n,
.page-news #nf-log:checked ~ .nf-bar label[for="nf-log"] .nf-n,
.page-news #nf-doc:checked ~ .nf-bar label[for="nf-doc"] .nf-n {
  color: var(--gold);
}

.page-news #nf-all:focus-visible ~ .nf-bar label[for="nf-all"],
.page-news #nf-entry:focus-visible ~ .nf-bar label[for="nf-entry"],
.page-news #nf-rule:focus-visible ~ .nf-bar label[for="nf-rule"],
.page-news #nf-log:focus-visible ~ .nf-bar label[for="nf-log"],
.page-news #nf-doc:focus-visible ~ .nf-bar label[for="nf-doc"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news #nf-entry:checked ~ .news-grid .nf-item:not([data-cat="entry"]),
.page-news #nf-rule:checked ~ .news-grid .nf-item:not([data-cat="rule"]),
.page-news #nf-log:checked ~ .news-grid .nf-item:not([data-cat="log"]),
.page-news #nf-doc:checked ~ .news-grid .nf-item:not([data-cat="doc"]) {
  display: none;
}

.page-news .news-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .nf-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--night);
  transition: background var(--dur-state) var(--ease);
}

.page-news .nf-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--red));
  transition: width var(--dur-state) var(--ease);
}

.page-news .nf-item:hover,
.page-news .nf-item:focus-within {
  background: var(--panel);
}

.page-news .nf-item:hover::before,
.page-news .nf-item:focus-within::before {
  width: 68px;
}

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

.page-news .nf-item__num {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .nf-item__when {
  margin-left: auto;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-news .nf-item__title {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 18.5px);
  line-height: 1.5;
  font-weight: 700;
  color: var(--white);
}

.page-news .nf-item__sum {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--dur-state) var(--ease);
}

.page-news .nf-item:hover .nf-item__sum,
.page-news .nf-item:focus-within .nf-item__sum {
  -webkit-line-clamp: 12;
  line-clamp: 12;
}

@media (min-width: 880px) {
  .page-news .news-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 03 变更分类 ---------- */
.page-news .topics__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .topics__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-news .topics__figure::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 56%;
  height: 56%;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  opacity: 0.55;
  pointer-events: none;
}

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

.page-news .topics__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .topics__list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(14px, 2vw, 18px) 0;
  border-top: 1px solid var(--line);
}

.page-news .topics__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-news .topics__idx {
  font-family: var(--font-num);
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-news .topics__list h3 {
  margin: 0 0 6px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--white);
}

.page-news .topics__list p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

@media (min-width: 920px) {
  .page-news .topics__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

/* ---------- 04 版本白皮书 ---------- */
.page-news .wp__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .wp__stack {
  position: relative;
  width: calc(100% - 40px);
  max-width: 300px;
  aspect-ratio: 3 / 4;
  margin: 0 auto 24px;
}

.page-news .wp__card {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: transform var(--dur-open) var(--ease),
    border-color var(--dur-state) var(--ease);
}

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

.page-news .wp__card:nth-child(1) {
  z-index: 3;
  transform: translate(0, 0);
  border-color: var(--news-gold);
}

.page-news .wp__card:nth-child(2) {
  z-index: 2;
  transform: translate(14px, 14px);
}

.page-news .wp__card:nth-child(3) {
  z-index: 1;
  transform: translate(28px, 28px);
}

.page-news .wp__stack:hover .wp__card:nth-child(1),
.page-news .wp__stack:focus-within .wp__card:nth-child(1) {
  transform: translate(-6px, -6px);
}

.page-news .wp__stack:hover .wp__card:nth-child(2),
.page-news .wp__stack:focus-within .wp__card:nth-child(2) {
  transform: translate(16px, 16px);
}

.page-news .wp__stack:hover .wp__card:nth-child(3),
.page-news .wp__stack:focus-within .wp__card:nth-child(3) {
  transform: translate(36px, 36px);
}

.page-news .wp__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .wp__list li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(14px, 2vw, 20px) 0;
  border-top: 1px solid var(--line);
}

.page-news .wp__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-news .wp__era {
  padding-top: 3px;
  font-family: var(--font-num);
  font-size: 17px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .wp__list h3 {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--white);
}

.page-news .wp__list p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-news .wp__more {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: 15px;
}

.page-news .wp__more a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
  transition: color var(--dur-state) var(--ease), border-color var(--dur-state) var(--ease);
}

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

@media (min-width: 920px) {
  .page-news .wp__grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-news .wp__stack {
    margin: 0 36px 32px 0;
  }
}

/* ---------- 05 更新节奏 ---------- */
.page-news .cadence__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .cadence__rail {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .cadence__rail li {
  position: relative;
  padding: 0 0 clamp(16px, 2.4vw, 22px) 26px;
  border-left: 1px solid var(--line);
}

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

.page-news .cadence__rail li::before {
  content: "";
  position: absolute;
  left: -4.5px;
  top: 5px;
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-news .cadence__cycle {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-num);
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-news .cadence__rail p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-news .cadence__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-news .cadence__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

@media (min-width: 920px) {
  .page-news .cadence__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

/* ---------- 06 看完之后 ---------- */
.page-news .followup__grid {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .followup__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 24px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--dur-state) var(--ease),
    background var(--dur-state) var(--ease),
    transform var(--dur-state) var(--ease);
}

.page-news .followup__card:hover,
.page-news .followup__card:focus-visible {
  background: var(--raise);
  border-top-color: var(--gold);
  transform: translateY(-4px);
}

.page-news .followup__card .tag {
  align-self: flex-start;
}

.page-news .followup__card h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
  color: var(--white);
}

.page-news .followup__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-news .followup__go {
  margin-top: auto;
  padding-top: 8px;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

@media (min-width: 860px) {
  .page-news .followup__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 窄屏收紧 ---------- */
@media (max-width: 520px) {
  .page-news .wp__list li {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-news .topics__list li {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
  }

  .page-news .topics__idx {
    font-size: 24px;
  }

  .page-news .cover__figure figcaption {
    position: static;
    border-left: 3px solid var(--gold);
    background: var(--panel);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-news .followup__card:hover,
  .page-news .followup__card:focus-visible {
    transform: none;
  }
}