/* ===== 赛季观察 / page-news ===== */

.page-news {
  --news-rail-w: 188px;
  --news-header-offset: calc(var(--hh-header-h) + 26px);
  display: block;
}

/* ---------- 首屏 ---------- */

.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  padding: 32px 0 46px;
  border-bottom: 1px solid var(--hh-line);
  background: var(--hh-ink);
}

.page-news .news-masthead__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-news .news-masthead__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .26;
  filter: saturate(.85) contrast(1.05);
}

.page-news .news-masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 18, 32, .6) 0%, rgba(11, 18, 32, .9) 60%, var(--hh-ink) 100%),
    linear-gradient(104deg, rgba(140, 255, 60, .09) 0%, rgba(140, 255, 60, 0) 48%);
}

.page-news .news-masthead__inner {
  position: relative;
  z-index: 2;
}

.page-news .news-masthead__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.page-news .news-masthead__title {
  margin: 12px 0 0;
  max-width: 22ch;
}

.page-news .news-masthead__aside {
  border-top: 1px solid var(--hh-line-strong);
  padding-top: 14px;
}

.page-news .news-masthead__aside .hh-note {
  margin: 0;
}

/* 关键数字条 */

.page-news .news-stats {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hh-line);
  border: 1px solid var(--hh-line);
  border-radius: 12px;
  overflow: hidden;
}

.page-news .news-stats__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 15px 16px 16px;
  background: rgba(17, 26, 43, .88);
}

.page-news .news-stats__item .hh-stat__value {
  font-size: 20px;
  line-height: 1.25;
  color: var(--hh-green);
  letter-spacing: -.01em;
}

.page-news .news-stats__item .hh-stat__label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--hh-muted);
}

/* ---------- 主体两栏 ---------- */

.page-news .news-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 38px;
  padding-bottom: 84px;
}

/* ---------- 左侧书脊导航 ---------- */

.page-news .news-rail {
  position: relative;
  min-width: 0;
}

.page-news .news-rail__title {
  margin: 0 0 10px;
  font-family: var(--hh-font-data);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--hh-muted);
}

.page-news .news-rail__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}

.page-news .news-rail__nav::-webkit-scrollbar {
  display: none;
}

.page-news .news-rail__link {
  flex: none;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--hh-line);
  background: rgba(27, 39, 64, .75);
  color: var(--hh-muted);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  transition:
    color .25s var(--hh-ease),
    border-color .25s var(--hh-ease),
    background .25s var(--hh-ease);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--hh-text);
  border-color: var(--hh-line-strong);
}

.page-news .news-rail__link.is-visible,
.page-news .news-rail__link[aria-current="true"] {
  color: var(--hh-green);
  border-color: rgba(140, 255, 60, .5);
  background: rgba(140, 255, 60, .1);
}

/* ---------- 内容区块 ---------- */

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

.page-news .news-block {
  padding: 34px 0 44px;
  scroll-margin-top: calc(var(--hh-header-h) + 18px);
}

.page-news .news-block + .news-block {
  border-top: 1px solid var(--hh-line);
}

.page-news .news-block__head {
  margin-bottom: 6px;
}

/* 专栏横幅 */

.page-news .news-column-banner {
  position: relative;
  margin: 26px 0 6px;
  border: 1px solid var(--hh-line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--hh-stand);
}

.page-news .news-column-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: .84;
}

/* ---------- 条目列表 ---------- */

.page-news .news-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-news .news-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--hh-line);
}

.page-news .news-item:first-child {
  border-top: 1px solid var(--hh-line);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 10px;
}

.page-news .news-item__time {
  font-family: var(--hh-font-data);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--hh-muted);
}

.page-news .news-item__title {
  margin: 0;
  color: var(--hh-text);
  transition: color .25s var(--hh-ease);
}

.page-news .news-item__summary {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.68;
  color: var(--hh-soft);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* ---------- 栏目标签 ---------- */

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px 3px 8px;
  border-radius: 999px;
  border: 1px solid currentColor;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .03em;
  white-space: nowrap;
}

.page-news .news-tag svg {
  display: block;
  width: 13px;
  height: 13px;
  flex: none;
}

.page-news .news-tag--schedule {
  color: var(--hh-green);
  background: rgba(140, 255, 60, .08);
}

.page-news .news-tag--data {
  color: var(--hh-cyan);
  background: rgba(43, 231, 200, .08);
}

.page-news .news-tag--clip {
  color: var(--hh-amber);
  background: rgba(255, 176, 32, .08);
}

.page-news .news-tag--product {
  color: var(--hh-cool);
  background: rgba(127, 168, 217, .1);
}

.page-news .news-tag--partner {
  color: var(--hh-orange);
  background: rgba(255, 90, 46, .08);
}

/* ---------- 版本迭代记录 ---------- */

.page-news .news-changelog__figure {
  position: relative;
  margin: 26px 0 4px;
  border: 1px solid var(--hh-line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--hh-glass);
}

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

.page-news .news-log {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .news-log__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 22px 0;
  border-top: 1px solid var(--hh-line);
}

.page-news .news-log__group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--hh-font-data);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--hh-green);
}

.page-news .news-log__group::before {
  content: "";
  flex: none;
  width: 14px;
  height: 1px;
  background: var(--hh-green);
}

.page-news .news-log__body h3 {
  margin: 0 0 8px;
}

.page-news .news-log__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--hh-soft);
}

.page-news .news-log__from {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--hh-line);
  font-size: 14px;
  color: var(--hh-muted);
}

.page-news .news-log__from span {
  margin-right: 8px;
  font-family: var(--hh-font-data);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--hh-cool);
}

/* ---------- 编辑手记 ---------- */

.page-news .news-notes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 26px;
}

.page-news .news-note {
  padding: 20px 22px 22px;
  border: 1px solid var(--hh-line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(27, 39, 64, .72), rgba(17, 26, 43, .72));
}

.page-news .news-note__kicker {
  margin: 0 0 10px;
  font-family: var(--hh-font-data);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--hh-cyan);
}

.page-news .news-note__kicker::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--hh-cyan);
  vertical-align: middle;
}

.page-news .news-note h3 {
  margin: 0 0 10px;
}

.page-news .news-note p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--hh-soft);
}

/* ---------- 季度专题 ---------- */

.page-news .news-quarterly {
  position: relative;
  overflow: hidden;
  margin: 28px 0;
  padding: 54px 0 58px;
  border-top: 1px solid var(--hh-line-strong);
  border-bottom: 1px solid var(--hh-line-strong);
  background: var(--hh-stand);
  scroll-margin-top: calc(var(--hh-header-h) + 18px);
}

.page-news .news-quarterly__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-news .news-quarterly__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-news .news-quarterly::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 18, 32, .84), rgba(11, 18, 32, .94) 58%, rgba(17, 26, 43, 1));
}

.page-news .news-quarterly__inner {
  position: relative;
  z-index: 2;
}

.page-news .news-quarterly__title {
  margin: 10px 0 0;
  max-width: 24ch;
  font-family: var(--hh-font-data);
  letter-spacing: -.01em;
}

.page-news .news-quarterly__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--hh-soft);
}

.page-news .news-quarterly__list {
  list-style: none;
  margin: 30px 0 34px;
  padding: 0;
}

.page-news .news-quarterly__issue {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid rgba(127, 168, 217, .24);
}

.page-news .news-quarterly__issue:last-child {
  border-bottom: 1px solid rgba(127, 168, 217, .24);
}

.page-news .news-quarterly__issue-name {
  margin: 0;
  font-family: var(--hh-font-data);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--hh-green);
}

.page-news .news-quarterly__issue-desc {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--hh-soft);
}

/* ---------- 订阅与投稿 ---------- */

.page-news .news-follow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 26px;
}

.page-news .news-follow__col h3 {
  margin: 0 0 10px;
}

.page-news .news-follow__col p {
  margin: 0 0 18px;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--hh-soft);
}

.page-news .news-follow__col p:last-child {
  margin-bottom: 0;
}

/* ---------- 断点 ---------- */

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

  .page-news .news-stats__item .hh-stat__value {
    font-size: 26px;
  }

  .page-news .news-masthead__title {
    max-width: 20ch;
  }
}

@media (min-width: 760px) {
  .page-news .news-quarterly__issue {
    grid-template-columns: 156px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
}

@media (min-width: 820px) {
  .page-news .news-log__row {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-news .news-notes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 38px;
  }

  .page-news .news-notes .news-note:nth-child(2) {
    margin-top: 40px;
  }
}

@media (min-width: 860px) {
  .page-news .news-follow {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 46px;
  }

  .page-news .news-follow__col--a {
    padding-right: 16px;
  }

  .page-news .news-follow__col--b {
    margin-top: 38px;
    padding-left: 34px;
    border-left: 1px solid var(--hh-line);
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead {
    padding: 40px 0 54px;
  }

  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 48px;
    align-items: end;
    margin-top: 22px;
  }

  .page-news .news-masthead__aside {
    border-top: 0;
    border-left: 1px solid var(--hh-line-strong);
    padding: 2px 0 2px 20px;
  }

  .page-news .news-body {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 52px;
    padding-top: 54px;
    padding-bottom: 96px;
  }

  .page-news .news-rail {
    position: sticky;
    top: var(--news-header-offset);
  }

  .page-news .news-rail__nav {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-rail__link {
    border: 0;
    border-radius: 0;
    border-left: 2px solid var(--hh-line);
    background: none;
    padding: 10px 0 10px 15px;
    font-size: 14.5px;
    white-space: normal;
  }

  .page-news .news-rail__link:hover,
  .page-news .news-rail__link:focus-visible {
    color: var(--hh-text);
    border-left-color: var(--hh-cool);
  }

  .page-news .news-rail__link.is-visible,
  .page-news .news-rail__link[aria-current="true"] {
    color: var(--hh-green);
    border-left-color: var(--hh-green);
    background: linear-gradient(90deg, rgba(140, 255, 60, .12), rgba(140, 255, 60, 0));
  }

  .page-news .news-item__summary {
    -webkit-line-clamp: 2;
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-news .news-item:hover .news-item__title {
    color: var(--hh-green);
  }

  .page-news .news-item:hover .news-item__summary {
    -webkit-line-clamp: 4;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-rail__link,
  .page-news .news-item__title {
    transition: none;
  }
}