.page-news {
  --news-radius: var(--r-lg);
  --news-card-bg: var(--panel);
  padding-bottom: 64px;
  color: var(--fg);
  background:
    radial-gradient(1100px 520px at 88% -6%, rgba(52, 240, 200, .07), transparent 62%),
    radial-gradient(760px 420px at 2% 10%, rgba(109, 94, 240, .06), transparent 60%);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 4px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--fg-2);
}

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

.page-news .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--fg);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  padding: 12px 0 4px;
}

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

.page-news .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news h1 {
  margin: 0 0 16px;
  font-size: clamp(27px, 6.4vw, 42px);
  line-height: 1.3;
  letter-spacing: .04em;
  font-weight: 600;
  color: var(--fg);
}

.page-news .news-hero__lead {
  margin: 0 0 24px;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--fg-3);
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0 0 26px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .hero-stats__item {
  display: grid;
  gap: 4px;
}

.page-news .hero-stats dt {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--fg-2);
}

.page-news .hero-stats dd {
  margin: 0;
  font-size: 16px;
  color: var(--cyan);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero__actions .btn {
  min-height: 46px;
}

.page-news .news-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background: var(--ink-2);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.75) contrast(1.05);
}

.page-news .news-hero__media .media__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--fg-2);
}

/* ---------- 阶段时间轴横条 ---------- */

.page-news .phase {
  margin: 28px 0 0;
}

.page-news .phase__bar {
  display: grid;
  gap: 16px;
  padding: 18px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background:
    linear-gradient(180deg, rgba(52, 240, 200, .05), rgba(4, 18, 14, 0) 62%),
    var(--ink-2);
}

.page-news .phase__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-news .phase__title {
  margin: 0;
  font-size: 15px;
  letter-spacing: .08em;
  font-weight: 500;
}

.page-news .phase__hint {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--fg-2);
}

.page-news .phase__track {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .phase__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(15, 46, 35, .7);
  color: var(--fg-2);
  font-size: 13px;
  letter-spacing: .04em;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .phase__dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan);
  opacity: .55;
}

.page-news .phase__item.is-current {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 500;
}

.page-news .phase__item.is-current .phase__dot {
  background: var(--ink);
  opacity: 1;
}

/* ---------- 主体两栏 ---------- */

.page-news .news-body {
  display: grid;
  gap: 44px;
  margin-top: 40px;
}

.page-news .news-main {
  display: grid;
  gap: 56px;
  min-width: 0;
}

.page-news .section-head {
  margin: 0 0 20px;
}

.page-news .section-head h2 {
  margin: 0 0 10px;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.36;
  letter-spacing: .05em;
  font-weight: 600;
}

.page-news .section-head p:not(.eyebrow) {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fg-2);
}

/* ---------- 战报流 ---------- */

.page-news .feed__media {
  margin: 0 0 22px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
}

.page-news .feed__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.75) contrast(1.05);
}

.page-news .feed__grid {
  display: grid;
  gap: 20px;
}

.page-news .brief {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: var(--news-card-bg);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-news .brief__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .brief__time {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--fg-2);
}

.page-news .brief__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: .02em;
  font-weight: 600;
}

.page-news .brief__key {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-2);
}

.page-news .brief__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  line-height: 1;
  color: var(--fg);
  border-bottom: 2px solid var(--amber);
  padding-bottom: 3px;
}

.page-news .brief__points {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .brief__points li {
  position: relative;
  padding-left: 15px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--fg-3);
}

.page-news .brief__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan);
  opacity: .6;
}

.page-news .brief__verdict {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-2);
}

.page-news .brief__more {
  padding-top: 6px;
  border-top: 1px solid var(--line);
}

.page-news .brief__more summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 0;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
  cursor: pointer;
  list-style: none;
}

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

.page-news .brief__more summary::after {
  content: "＋";
  margin-left: auto;
  font-size: 15px;
}

.page-news .brief__more[open] summary::after {
  content: "－";
}

.page-news .brief__more p {
  margin: 2px 0 4px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-2);
}

/* ---------- 阅读方法 ---------- */

.page-news .guide__grid {
  display: grid;
  gap: 24px;
}

.page-news .guide__demo {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: linear-gradient(180deg, rgba(52, 240, 200, .08), rgba(15, 46, 35, .62));
}

.page-news .guide__demo-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .guide__demo-title {
  margin: 0;
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: .02em;
  font-weight: 600;
}

.page-news .guide__time {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
}

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

.page-news .guide__step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .guide__step:first-child {
  padding-top: 0;
}

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

.page-news .guide__step-n {
  padding-top: 3px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-news .guide__step h3 {
  margin: 0 0 4px;
  font-size: 15px;
  letter-spacing: .04em;
  font-weight: 600;
}

.page-news .guide__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-2);
}

/* ---------- 专题系列 ---------- */

.page-news .series__layout {
  display: grid;
  gap: 24px;
}

.page-news .series__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background: var(--ink-2);
}

.page-news .series__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.78) contrast(1.04);
}

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

.page-news .tabs__bar {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .tabs__btn {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: transparent;
  color: var(--fg-2);
  font: inherit;
  font-size: 13.5px;
  letter-spacing: .04em;
  cursor: pointer;
  appearance: none;
  transition: color .24s var(--ease), background-color .24s var(--ease), border-color .24s var(--ease);
}

.page-news .tabs__btn[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 500;
}

.page-news .tabs__btn:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

.page-news .tabpanel:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

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

.page-news .series__link {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  color: var(--fg);
  font-size: 15px;
  letter-spacing: .02em;
  text-decoration: none;
  transition: border-color .2s var(--ease), transform .2s var(--ease), background-color .2s var(--ease);
}

.page-news .series__link::after {
  content: "→";
  font-size: 15px;
  color: var(--cyan);
}

.page-news .series__name {
  margin-right: auto;
}

.page-news .series__meta {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--fg-2);
}

/* ---------- 更新公告 ---------- */

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

.page-news .changelog__item {
  position: relative;
  padding: 16px 0 16px 26px;
  border-bottom: 1px solid var(--line);
}

.page-news .changelog__item:first-child {
  padding-top: 4px;
}

.page-news .changelog__item:last-child {
  border-bottom: 0;
}

.page-news .changelog__dot {
  position: absolute;
  left: 0;
  top: 22px;
  width: 11px;
  height: 11px;
  border-radius: 3px;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(52, 240, 200, .12);
}

.page-news .changelog__item:first-child .changelog__dot {
  top: 10px;
}

.page-news .changelog__when {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-news .changelog__what {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fg-3);
}

.page-news .changelog__more {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg-2);
}

.page-news .changelog__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 240, 200, .4);
}

.page-news .changelog__more a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 侧栏 ---------- */

.page-news .news-side {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-news .side-card {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  background: var(--ink-2);
  overflow: hidden;
}

.page-news .side-card h2 {
  margin: 0;
  font-size: 17px;
  letter-spacing: .06em;
  font-weight: 600;
}

.page-news .side-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-2);
}

.page-news .side-card__media {
  margin: -20px -20px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .side-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.78) contrast(1.05);
}

.page-news .side-card__cut {
  display: inline-block;
  align-self: start;
  padding: 5px 18px 5px 12px;
  background: linear-gradient(90deg, var(--amber), rgba(255, 154, 60, .28));
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  border-radius: 3px 0 0 3px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

.page-news .side-card__seasons {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .side-card__seasons li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(15, 46, 35, .55);
  font-size: 13.5px;
  color: var(--fg-3);
}

.page-news .side-card__seasons .mono {
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-news .side-card__note {
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--fg-2);
}

.page-news .side-card .btn {
  width: 100%;
  min-height: 44px;
  justify-content: center;
}

.page-news .copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid var(--cyan);
  border-radius: var(--pill);
  background: rgba(52, 240, 200, .1);
  color: var(--cyan);
  font: inherit;
  font-size: 14px;
  letter-spacing: .04em;
  cursor: pointer;
  appearance: none;
  transition: background-color .2s var(--ease), color .2s var(--ease);
}

.page-news .copy-btn:hover,
.page-news .copy-btn[data-copied] {
  background: var(--cyan);
  color: var(--ink);
}

.page-news .copy-btn:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

/* ---------- 断点 ---------- */

@media (min-width: 480px) {
  .page-news .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }
}

@media (min-width: 700px) {
  .page-news .feed__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-news .guide__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-news .series__layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: start;
  }

  .page-news .news-side {
    position: sticky;
    top: 90px;
  }
}

@media (hover: hover) {
  .page-news .brief:hover {
    border-color: var(--cyan);
    transform: translateY(-2px);
  }

  .page-news .series__link:hover {
    border-color: var(--cyan);
    transform: translateX(2px);
  }
}

/* ---------- 入场动效 ---------- */

.page-news.reveal-ready .page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
}

.page-news.reveal-ready .page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
  transition: opacity .45s var(--ease), transform .45s var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }

  .page-news.reveal-ready .page-news [data-reveal] {
    opacity: 1;
    transform: none;
  }
}