/* ============================================================
   page-news —— 更新记录
   作用域：.page-news
   ============================================================ */

.page-news {
  --news-gap: clamp(20px, 3.6vw, 44px);
  --news-pad-y: clamp(48px, 8vw, 104px);
  --news-radius-cut: 12px;
  display: block;
  background: var(--bg);
  color: var(--text);
}

/* ---------- 通用小节头 ---------- */
.page-news .news-sec__head {
  max-width: 68ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-news .news-sec__head h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 8px 0 0;
  color: var(--text);
}

.page-news .news-sec__sub {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 60ch;
}

/* ============================================================
   01 首屏
   ============================================================ */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(20px, 4vw, 40px) 0 clamp(36px, 7vw, 82px);
  background:
    radial-gradient(90% 62% at 92% 2%, rgba(134, 242, 168, 0.10), transparent 62%),
    linear-gradient(168deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 14%;
  right: -20%;
  width: 64%;
  height: 66%;
  background: linear-gradient(140deg, rgba(62, 92, 70, 0.52), rgba(12, 31, 26, 0) 74%);
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 0;
  bottom: 0;
  width: min(46%, 420px);
  height: 2px;
  background: linear-gradient(90deg, var(--clay), transparent);
  pointer-events: none;
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: end;
  margin-top: clamp(18px, 3vw, 30px);
}

.page-news .news-hero h1 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(38px, 8.2vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 10px 0 0;
  color: var(--text);
}

.page-news .news-hero__intro {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* 当前批次印章 */
.page-news .news-hero__stamp {
  position: relative;
  padding: 20px 22px 22px;
  background: rgba(20, 23, 18, 0.72);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-news .news-hero__stamp::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 42px;
  background: var(--amber);
}

.page-news .news-hero__stamp-kicker {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--haze);
}

.page-news .news-hero__stamp-num {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(64px, 16vw, 118px);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--amber);
}

.page-news .news-hero__stamp-note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-news .news-hero__figure {
  margin: clamp(28px, 5vw, 52px) 0 0;
}

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

/* ============================================================
   02 批次索引时间轴
   ============================================================ */
.page-news .news-timeline {
  padding: var(--news-pad-y) 0 clamp(30px, 5vw, 52px);
  background: var(--bg);
}

.page-news .batch-axis {
  position: relative;
  border-top: 2px solid var(--stone);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--stone) transparent;
}

.page-news .batch-axis__list {
  display: flex;
  align-items: stretch;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 640px;
}

.page-news .batch-axis__item {
  position: relative;
  flex: 1 0 25%;
  padding: 26px 16px 18px 0;
  border-right: 1px dashed rgba(44, 51, 43, 0.9);
}

.page-news .batch-axis__item:last-child {
  border-right: 0;
}

.page-news .batch-axis__item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 2px;
  height: 15px;
  background: var(--stone);
}

.page-news .batch-axis__item--current::before {
  height: 26px;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(242, 179, 75, 0.16);
}

.page-news .batch-axis__link {
  display: block;
  padding-left: 14px;
  text-decoration: none;
  color: var(--text);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .batch-axis__link:hover,
.page-news .batch-axis__link:focus-visible {
  color: var(--lime);
  transform: translateY(-2px);
}

.page-news .batch-axis__no {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(22px, 3vw, 32px);
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color var(--dur) var(--ease);
}

.page-news .batch-axis__item--current .batch-axis__no {
  color: var(--amber);
}

.page-news .batch-axis__link:hover .batch-axis__no {
  color: var(--lime);
}

.page-news .batch-axis__title {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.page-news .batch-axis__meta {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--haze);
}

/* ============================================================
   03 853 批次摘要
   ============================================================ */
.page-news .news-summary {
  padding: 0 0 var(--news-pad-y);
  background: var(--bg);
}

.page-news .news-summary__grid {
  position: relative;
  padding: clamp(24px, 4vw, 44px);
  background:
    linear-gradient(120deg, rgba(62, 92, 70, 0.32), rgba(20, 23, 18, 0.9) 62%);
  border-left: 3px solid var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-news .news-summary__text h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(23px, 3.2vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 8px 0 0;
  color: var(--text);
}

.page-news .news-summary__text p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 64ch;
}

.page-news .news-summary__facts {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .news-summary__facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(44, 51, 43, 0.9);
}

.page-news .news-summary__fact-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1;
  color: var(--amber);
  flex: 0 0 auto;
}

.page-news .news-summary__fact-txt {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

/* ============================================================
   04 大屏端更新条目
   ============================================================ */
.page-news .news-stream {
  padding: 0 0 var(--news-pad-y);
  background: var(--bg);
}

.page-news .news-stream__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-news .news-stream__figure {
  margin: 0;
}

/* 批次分组 */
.page-news .log-batch {
  position: relative;
  padding: clamp(18px, 2.6vw, 28px) 0 clamp(14px, 2vw, 22px);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 18px);
  transition: border-color var(--dur) var(--ease);
}

.page-news .log-batch:target {
  border-top-color: var(--lime);
  box-shadow: inset 0 2px 0 0 var(--lime);
}

.page-news .log-batch--current {
  border-top-color: rgba(242, 179, 75, 0.55);
}

.page-news .log-batch__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 16px;
}

.page-news .log-batch__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 34px);
  letter-spacing: -0.02em;
  color: var(--clay);
}

.page-news .log-batch--current .log-batch__no {
  color: var(--amber);
}

.page-news .log-batch__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text);
}

/* 条目列表 */
.page-news .log-entries {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 clamp(20px, 3vw, 34px);
}

.page-news .log-entry {
  position: relative;
  padding: 20px 0 20px 22px;
  border-top: 1px solid rgba(44, 51, 43, 0.85);
}

.page-news .log-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, var(--clay), transparent);
  transform: skewX(-22deg);
  transform-origin: top left;
}

.page-news .log-entry__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .log-entry__stamp {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--haze);
}

.page-news .log-entry h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.42;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text);
}

.page-news .log-entry p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--text-soft);
  max-width: 62ch;
}

/* 展开：适用设备范围 */
.page-news .log-entry__more {
  margin-top: 12px;
  border-top: 1px dashed rgba(44, 51, 43, 0.9);
  padding-top: 10px;
}

.page-news .log-entry__more summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--lime);
  transition: color var(--dur) var(--ease);
}

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

.page-news .log-entry__more summary::before {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg) translateY(-1px);
  transition: transform var(--dur) var(--ease);
}

.page-news .log-entry__more[open] summary::before {
  transform: rotate(45deg) translateY(-1px);
}

.page-news .log-entry__more summary:hover {
  color: var(--amber);
}

.page-news .log-entry__more p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--haze);
}

/* ============================================================
   05 小屏端近 30 天更新记录
   ============================================================ */
.page-news .news-small {
  padding: 0 0 var(--news-pad-y);
  background:
    linear-gradient(180deg, var(--bg) 0%, rgba(20, 23, 18, 0.6) 100%);
}

.page-news .news-small__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 46px);
  align-items: start;
}

.page-news .news-small__figure {
  margin: 0;
}

.page-news .news-small__body h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(23px, 3.2vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 8px 0 0;
  color: var(--text);
}

.page-news .news-small__body > p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 58ch;
}

.page-news .news-small__entries {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-news .news-small__entry {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 14px 16px 15px;
  background: rgba(20, 23, 18, 0.82);
  border-left: 2px solid var(--moss);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-small__entry:hover {
  border-left-color: var(--lime);
  transform: translateX(3px);
}

.page-news .news-small__when {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-news .news-small__entry h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.4;
  margin: 0;
  color: var(--text);
}

.page-news .news-small__entry p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-soft);
}

.page-news .news-small__entry .tag {
  justify-self: start;
}

/* ============================================================
   06 内容侧调整
   ============================================================ */
.page-news .news-content {
  padding: 0 0 var(--news-pad-y);
  background: var(--bg);
}

.page-news .news-content__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.2vw, 40px);
  align-items: start;
}

.page-news .news-content__text p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 60ch;
}

.page-news .news-content__figure {
  margin: 0;
}

/* 8 → 5 对比 */
.page-news .compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 10px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 18px;
  background: rgba(20, 23, 18, 0.78);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .compare__side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 6px 4px;
}

.page-news .compare__label {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--haze);
}

.page-news .compare__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(44px, 9vw, 76px);
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--haze);
}

.page-news .compare__side--now .compare__num {
  color: var(--lime);
}

.page-news .compare__side--time .compare__num {
  color: var(--amber);
  font-size: clamp(34px, 6.5vw, 56px);
}

.page-news .compare__unit {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-soft);
}

.page-news .compare__arrow {
  align-self: center;
  width: 22px;
  height: 1px;
  background: var(--stone);
  position: relative;
}

.page-news .compare__arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -3px;
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--stone);
  border-top: 1px solid var(--stone);
  transform: rotate(45deg);
}

/* ============================================================
   07 更新提醒
   ============================================================ */
.page-news .news-alert {
  padding: 0 0 var(--news-pad-y);
  background: var(--bg);
}

.page-news .news-alert__panel {
  background:
    linear-gradient(135deg, rgba(62, 92, 70, 0.34), rgba(20, 23, 18, 0.96) 58%);
  border-left: 3px solid var(--signal);
}

.page-news .news-alert__panel h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(23px, 3.2vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 8px 0 0;
  color: var(--text);
}

.page-news .news-alert__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 56ch;
}

.page-news .news-alert__steps {
  list-style: none;
  margin: clamp(22px, 3.2vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .news-alert__step {
  padding-top: 16px;
  border-top: 1px solid rgba(159, 179, 166, 0.22);
}

.page-news .news-alert__step-no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--clay);
}

.page-news .news-alert__step h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.4;
  margin: 6px 0 0;
  color: var(--text);
}

.page-news .news-alert__step p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 46ch;
}

.page-news .news-alert__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.4vw, 36px);
}

/* ============================================================
   08 相关入口
   ============================================================ */
.page-news .news-more {
  padding: 0 0 clamp(56px, 8vw, 96px);
  background: var(--bg);
}

.page-news .news-more__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: -0.02em;
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  color: var(--text);
}

.page-news .news-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-news .news-more__list li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(44, 51, 43, 0.85);
}

.page-news .news-more__list a {
  align-self: flex-start;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--lime);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

.page-news .news-more__list span {
  font-size: 14px;
  line-height: 1.65;
  color: var(--haze);
}

/* ============================================================
   焦点可见性
   ============================================================ */
.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (min-width: 640px) {
  .page-news .news-summary__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-summary__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-news .news-small__entry {
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: start;
    gap: 14px;
  }

  .page-news .news-small__entry .tag {
    justify-self: end;
    margin-top: 2px;
  }

  .page-news .news-more__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 44px);
  }

  .page-news .news-more__list li {
    flex-direction: row;
    align-items: baseline;
    gap: 16px;
  }

  .page-news .news-more__list span {
    flex: 1 1 auto;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
    gap: clamp(28px, 4vw, 56px);
  }

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

  .page-news .log-entry--wide {
    grid-column: span 2;
  }

  .page-news .news-alert__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(18px, 2.6vw, 32px);
  }

  .page-news .news-content__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 1024px) {
  .page-news .news-stream__grid {
    grid-template-columns: minmax(0, 1.62fr) minmax(260px, 0.66fr);
    align-items: start;
  }

  .page-news .news-stream__figure {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-news .news-small__grid {
    grid-template-columns: minmax(240px, 0.62fr) minmax(0, 1.38fr);
  }

  .page-news .news-small__entries {
    max-width: 620px;
  }

  .page-news .batch-axis__list {
    min-width: 0;
  }
}

@media (min-width: 1200px) {
  .page-news .news-summary__grid {
    padding: clamp(32px, 3.4vw, 52px);
  }
}

/* ============================================================
   减弱动效
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .page-news .batch-axis__link,
  .page-news .news-small__entry,
  .page-news .news-more__list a,
  .page-news .log-entry__more summary::before {
    transition: opacity var(--dur) var(--ease);
  }

  .page-news .batch-axis__link:hover,
  .page-news .news-small__entry:hover {
    transform: none;
  }
}