/* ===== 趋势观察 · page-news ===== */
.page-news {
  --news-tick: rgba(107, 122, 143, .16);
  --news-surface: rgba(27, 42, 65, .55);
  position: relative;
  background-color: var(--ink-900);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  background-image:
    repeating-linear-gradient(0deg, var(--news-tick) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(90deg, var(--news-tick) 0 1px, transparent 1px 28px);
  background-position: -1px -1px;
  overflow-x: hidden;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-news a {
  color: var(--cyan-500);
}

.page-news a:hover,
.page-news a:focus-visible {
  color: var(--red-500);
}

/* --- 首屏 --- */
.page-news .news-hero {
  position: relative;
  padding: clamp(18px, 3vw, 32px) 0 clamp(26px, 4vw, 46px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 110% at 0% 0%, rgba(31, 182, 201, .16), transparent 58%),
    radial-gradient(90% 90% at 100% 0%, rgba(215, 38, 61, .14), transparent 54%);
}

.page-news .news-hero__grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-news .news-hero__intro h1 {
  margin: .14em 0 .3em;
  font-size: clamp(29px, 6vw, 48px);
  line-height: 1.12;
  max-width: 20ch;
}

.page-news .news-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--paper-100);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-hero__facts li {
  padding-top: 10px;
  border-top: 2px solid var(--cyan-500);
  font-size: 13px;
  line-height: 1.62;
  color: var(--mist-500);
}

.page-news .news-hero__facts li:nth-child(2) {
  border-top-color: var(--gold-400);
}

.page-news .news-hero__facts li:nth-child(3) {
  border-top-color: var(--red-600);
}

.page-news .news-hero__facts strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
  margin-bottom: 2px;
}

/* --- 期号定位面板 --- */
.page-news .news-locator {
  border-top: 2px solid var(--red-600);
}

.page-news .news-locator .panel__title {
  font-size: 17px;
  font-family: var(--font-display);
}

.page-news .news-locator .search-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold-400);
  margin-bottom: 8px;
}

.page-news .news-locator .search-input {
  width: 100%;
  box-sizing: border-box;
}

.page-news .news-locator .search-status {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist-500);
}

.page-news .news-locator .search-status[data-state="hit"] {
  color: var(--green-500);
}

.page-news .news-locator .search-status[data-state="miss"] {
  color: var(--gold-400);
}

.page-news .news-locator__tips {
  list-style: none;
  margin: 14px 0 0;
  padding: 12px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 7px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--paper-100);
}

.page-news .news-locator__tips li {
  padding-left: 14px;
  position: relative;
}

.page-news .news-locator__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan-500);
}

/* --- 主题命令栏 --- */
.page-news .news-cmdbar {
  border-bottom: 1px solid var(--line);
  background: rgba(15, 31, 51, .72);
}

.page-news .news-cmdbar__shell {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-news .news-cmdbar__label {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--mist-500);
}

.page-news .news-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.page-news .filter-chip {
  flex: 0 0 auto;
  padding: 7px 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: rgba(27, 42, 65, .55);
  color: var(--paper-050);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  background: rgba(215, 38, 61, .18);
  border-color: var(--red-600);
  color: var(--white);
}

/* --- 通用区块补充 --- */
.page-news .section {
  padding: clamp(30px, 5vw, 60px) 0 0;
}

.page-news .section__head h2 {
  font-size: clamp(23px, 3.4vw, 32px);
  line-height: 1.22;
  margin: .18em 0 .4em;
  max-width: 26ch;
}

.page-news .news-note {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist-500);
}

/* --- 图片容器 --- */
.page-news .news-figure {
  margin: 0;
  display: grid;
  gap: 8px;
}

.page-news .news-figure--lead {
  margin-top: clamp(18px, 3vw, 28px);
}

.page-news .news-figure .figure__media {
  border: 1px solid var(--line-strong);
  border-radius: var(--r-m);
  overflow: hidden;
  background: var(--ink-700);
  position: relative;
  aspect-ratio: auto;
}

.page-news .news-figure .figure__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(31, 182, 201, .18), transparent 46%, rgba(215, 38, 61, .16));
}

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

.page-news .news-figure .figure__caption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--mist-500);
}

/* --- 更新列表 --- */
.page-news .news-list {
  display: grid;
  gap: 0;
  margin-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--line-strong);
}

.page-news .index-item {
  position: relative;
  display: grid;
  gap: 7px;
  padding: 16px 0 18px 16px;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .index-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 18px;
  width: 2px;
  background: var(--line-strong);
  transition: background var(--dur) var(--ease);
}

.page-news .index-item:hover {
  background: rgba(31, 182, 201, .06);
}

.page-news .index-item:hover::before {
  background: var(--red-600);
}

.page-news .index-item__lead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .news-stamp {
  font-size: 11.5px;
  letter-spacing: .02em;
  color: var(--gold-400);
}

.page-news .news-status {
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--green-500);
}

.page-news .index-item__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: -.01em;
}

.page-news .index-item__meta {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist-500);
}

.page-news .news-more {
  font-size: 13.5px;
}

.page-news .news-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--cyan-500);
}

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

.page-news .news-more summary::after {
  content: "+";
  font-size: 14px;
  line-height: 1;
}

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

.page-news .news-more p {
  margin: 8px 0 0;
  line-height: 1.72;
  color: rgba(247, 241, 230, .84);
}

/* --- 规则解读专题 --- */
.page-news .news-rule {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  padding: clamp(20px, 3.4vw, 42px);
  border-radius: var(--r-m);
  background: var(--paper-050);
  color: var(--black);
  border-top: 3px solid var(--red-600);
}

.page-news .news-rule .eyebrow {
  color: var(--red-600);
}

.page-news .news-rule h2,
.page-news .news-rule h3 {
  color: var(--black);
}

.page-news .news-rule h2 {
  margin: .2em 0 .5em;
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.24;
  max-width: 22ch;
}

.page-news .news-rule__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: #33302b;
}

.page-news .news-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-steps li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(10, 10, 10, .16);
}

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

.page-news .news-steps__n {
  padding-top: 3px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--red-600);
}

.page-news .news-steps h3 {
  margin: 0 0 3px;
  font-size: 15.5px;
  line-height: 1.4;
}

.page-news .news-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: #3c3833;
}

.page-news .news-rule__aside {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  align-content: start;
}

.page-news .news-rule__aside .news-figure .figure__media {
  border-color: rgba(10, 10, 10, .18);
  background: var(--paper-100);
}

.page-news .news-rule__aside .figure__caption {
  color: #6a655d;
}

.page-news .news-glossary {
  padding: 16px;
  border: 1px solid rgba(10, 10, 10, .16);
  border-radius: var(--r-m);
  background: var(--paper-100);
}

.page-news .news-glossary h3 {
  margin: 0 0 12px;
  font-size: 15px;
  letter-spacing: -.01em;
}

.page-news .news-glossary dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-glossary dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--red-600);
}

.page-news .news-glossary dd {
  margin: 2px 0 0;
  font-size: 13.5px;
  line-height: 1.66;
  color: #3c3833;
}

.page-news .news-glossary__link {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(10, 10, 10, .16);
  font-size: 13px;
  line-height: 1.7;
  color: #3c3833;
}

.page-news .news-glossary__link a {
  color: var(--red-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --- 版本记录 --- */
.page-news .news-version-grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  margin-top: clamp(18px, 3vw, 28px);
}

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

.page-news .news-timeline__item {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 0 0 22px 24px;
  border-left: 1px solid var(--line);
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan-500);
}

.page-news .news-timeline__item:nth-child(3n)::before {
  border-color: var(--gold-400);
}

.page-news .news-timeline__item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-news .news-timeline__ver {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--gold-400);
}

.page-news .news-timeline h3 {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.42;
}

.page-news .news-timeline p {
  margin: 2px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist-500);
}

/* --- 季度复盘 --- */
.page-news .news-review {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-news .news-review__stats {
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line-strong);
}

.page-news .news-stat {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-stat__num {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--cyan-500);
}

.page-news .news-stat:nth-child(2) .news-stat__num {
  color: var(--green-500);
}

.page-news .news-stat:nth-child(3) .news-stat__num {
  color: var(--gold-400);
}

.page-news .news-stat:nth-child(4) .news-stat__num {
  color: var(--red-500);
}

.page-news .news-stat__label {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--paper-100);
}

.page-news .news-review__notes {
  padding: 18px;
  border-radius: var(--r-m);
  background: var(--news-surface);
  border: 1px solid var(--line);
}

.page-news .news-review__notes h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

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

.page-news .news-review__notes li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--paper-100);
}

.page-news .news-review__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 7px;
  height: 2px;
  background: var(--red-600);
}

/* --- 相关入口 --- */
.page-news .news-archive {
  display: grid;
  gap: 0;
  margin-top: clamp(16px, 2.6vw, 24px);
  border-top: 1px solid var(--line-strong);
}

.page-news .news-archive__link {
  display: grid;
  gap: 5px;
  padding: 16px 4px 16px 16px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  position: relative;
  transition: background var(--dur) var(--ease);
}

.page-news .news-archive__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--line-strong);
  transition: background var(--dur) var(--ease);
}

.page-news .news-archive__link:hover {
  background: rgba(224, 165, 38, .08);
}

.page-news .news-archive__link:hover::before {
  background: var(--gold-400);
}

.page-news .news-archive__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16.5px;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .news-archive__link:hover .news-archive__title {
  color: var(--gold-400);
}

.page-news .news-archive__desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist-500);
}

/* --- 平板及以上 --- */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .news-cmdbar__shell {
    flex-direction: row;
    align-items: center;
    gap: 18px;
  }

  .page-news .news-cmdbar__label {
    flex: 0 0 auto;
  }

  .page-news .news-stat {
    grid-template-columns: minmax(96px, auto) minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

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

  .page-news .news-archive__link:nth-last-child(-n + 2) {
    border-bottom: 0;
  }
}

/* --- 桌面 --- */
@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1fr) 348px;
    align-items: start;
    gap: clamp(24px, 3.4vw, 48px);
  }

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

  .page-news .news-version-grid {
    grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-review {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
    column-gap: clamp(26px, 3.4vw, 46px);
  }

  .page-news .news-review__notes {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1080px) {
  .page-news .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 3.4vw, 46px);
  }
}

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