.page-news {
  --news-line-x: 5px;
  --news-dot: 8px;
  --news-indent: 34px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: 28px 0 64px;
  background-color: var(--ink);
}

.page-news .news-hero__grid {
  display: grid;
  gap: 36px;
  margin-top: 30px;
}

.page-news .news-hero__lead .ayx-h1 {
  margin: 10px 0 0;
  max-width: 20ch;
}

.page-news .news-hero__lead .ayx-lede {
  margin: 18px 0 0;
  max-width: 46ch;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .news-hero__rhythm {
  padding: 22px 20px;
  border-radius: var(--r-lg);
  background-color: var(--ink-2);
}

.page-news .news-hero__rhythm-title {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--steel);
  text-transform: uppercase;
}

.page-news .news-rhythm {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .news-rhythm__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--line);
}

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

.page-news .news-rhythm__k {
  font-size: 15px;
  color: var(--dim);
}

.page-news .news-rhythm__v {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--fog);
}

/* ---------- 摘要区 ---------- */
.page-news .news-brief {
  padding: 62px 0 56px;
  background-color: var(--ink-2);
}

.page-news .news-brief__grid {
  display: grid;
  gap: 32px;
}

.page-news .news-brief__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-news .news-brief__item {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
}

.page-news .news-brief__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 1px;
  background-color: var(--line-strong);
}

.page-news .news-brief__idx {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--pine-lt);
  padding-top: 3px;
}

.page-news .news-brief__body {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--dim);
}

.page-news .news-brief__media {
  border-radius: var(--r-lg);
}

/* ---------- 季度节奏 ---------- */
.page-news .news-season {
  margin-top: 48px;
  padding: 22px 20px 20px;
  border-radius: var(--r-lg);
  background-color: var(--ink);
}

.page-news .news-season__label {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-news .news-season__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-season__keys {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.page-news .news-season__keys li {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
  text-align: center;
}

.page-news .news-season__keys li:last-child {
  color: var(--pine-lt);
}

/* ---------- 条目流 ---------- */
.page-news .news-stream {
  padding: 62px 0 72px;
}

.page-news .news-stream__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.page-news .news-stream__head .ayx-h2 {
  margin: 0;
}

.page-news .news-stream__count {
  margin: 0;
  font-size: 14px;
  color: var(--steel);
}

.page-news .news-stream__count .ayx-mono {
  color: var(--signal);
  font-size: 15px;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 46px;
}

/* 时间轴 */
.page-news .news-axis {
  position: relative;
}

.page-news .news-axis::before {
  content: "";
  position: absolute;
  left: var(--news-line-x);
  top: 6px;
  bottom: 6px;
  width: 1.5px;
  background: linear-gradient(
    to bottom,
    rgba(140, 151, 163, 0.06),
    var(--line-strong) 5%,
    var(--line-strong) 95%,
    rgba(140, 151, 163, 0.06)
  );
}

.page-news .news-lane {
  position: relative;
  padding-left: var(--news-indent);
  padding-bottom: 54px;
}

.page-news .news-lane::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: var(--news-dot);
  height: var(--news-dot);
  background-color: var(--steel);
  transition: background-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-news .news-lane--current::before {
  background-color: var(--signal);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, 0.18);
}

.page-news .news-lane:nth-child(1) { padding-bottom: 44px; }
.page-news .news-lane:nth-child(2) { padding-bottom: 54px; }
.page-news .news-lane:nth-child(3) { padding-bottom: 62px; }
.page-news .news-lane:nth-child(4) { padding-bottom: 70px; }
.page-news .news-lane--last { padding-bottom: 0; }

.page-news .news-lane__head {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

.page-news .news-lane__stamp {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-news .news-lane--current .news-lane__stamp {
  color: var(--signal);
}

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

.page-news .news-lane__note {
  margin: 10px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dim);
}

.page-news .news-lane__media {
  border-radius: var(--r-md);
}

/* 条目卡片 */
.page-news .news-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .news-entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 18px 20px;
  border-radius: var(--r-md);
  background-color: var(--ink-2);
  transition: transform var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background-color: transparent;
  transition: background-color var(--t) var(--ease);
}

.page-news .news-entry:hover,
.page-news .news-entry:focus-within {
  transform: translateY(-2px);
  background-color: var(--ink-3);
}

.page-news .news-entry:hover::before,
.page-news .news-entry:focus-within::before {
  background-color: var(--signal);
}

.page-news .news-entry__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-news .news-entry__kind {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-news .news-pip {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--steel);
}

.page-news .news-pip--1 { background-color: #C94A15; }
.page-news .news-pip--2 { background-color: #3D6E8F; }
.page-news .news-pip--3 { background-color: #2E6B5A; }
.page-news .news-pip--4 { background-color: #7FB3A3; }
.page-news .news-pip--5 { background-color: #FF6A2B; }
.page-news .news-pip--6 { background-color: #8C97A3; }

.page-news .news-entry__id {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
  white-space: nowrap;
}

.page-news .news-entry__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-news .news-entry__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dim);
}

.page-news .news-entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.page-news .news-entry__chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 11px;
  border-radius: var(--pill);
  background-color: rgba(140, 151, 163, 0.14);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-news .news-entry__go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pine-lt);
  text-decoration: none;
  transition: color var(--t) var(--ease), gap var(--t) var(--ease);
}

.page-news .news-entry__go:hover,
.page-news .news-entry__go:focus-visible {
  color: var(--signal);
  gap: 11px;
}

/* 专题系列 */
.page-news .news-series {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .news-series__card {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--r-lg);
  background-color: var(--ink-2);
  transition: transform var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-news .news-series__card::after {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  width: 44px;
  height: 3px;
  background-color: var(--pine);
}

.page-news .news-series__card:hover,
.page-news .news-series__card:focus-within {
  transform: translateY(-2px);
  background-color: var(--ink-3);
}

.page-news .news-series__idx {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-news .news-series__title {
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--fog);
}

.page-news .news-series__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dim);
}

/* 焦点可见 */
.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-news .news-hero {
    padding: 34px 0 78px;
  }

  .page-news .news-hero__rhythm {
    padding: 26px 24px;
  }

  .page-news .news-lane__head--media {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    gap: 28px;
  }

  .page-news .news-series {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 56px;
  }

  .page-news .news-brief {
    padding: 82px 0 74px;
  }

  .page-news .news-brief__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 56px;
  }

  .page-news .news-brief__media {
    position: sticky;
    top: 88px;
  }

  .page-news .news-season {
    margin-top: 64px;
    padding: 28px 32px 24px;
  }

  .page-news .news-stream {
    padding: 82px 0 96px;
  }

  .page-news .news-cards {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-auto-flow: row dense;
    gap: 16px;
  }

  .page-news .news-entry--s { grid-column: span 5; }
  .page-news .news-entry--m { grid-column: span 7; }
  .page-news .news-entry--l { grid-column: span 12; }

  .page-news .news-lane__head--media {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 44px;
  }

  .page-news .news-lane {
    padding-left: 48px;
  }

  .page-news .news-lane::before {
    left: 3px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-entry::before,
  .page-news .news-entry__go,
  .page-news .news-series__card,
  .page-news .news-lane::before {
    transition-duration: 0ms;
  }

  .page-news .news-entry:hover,
  .page-news .news-entry:focus-within,
  .page-news .news-series__card:hover,
  .page-news .news-series__card:focus-within {
    transform: none;
  }
}