/* ============================================================
   趋势观察 /trends/ —— 页面专属样式
   作用域：.page-news
   ============================================================ */

.page-news {
  --news-line-soft: rgba(245, 246, 240, .12);
  --news-shadow-green: rgba(15, 163, 107, .30);
  --news-topic-shift: 0px;

  display: block;
  overflow-x: clip;
  background: var(--c-deep);
  color: var(--c-paper);
  -webkit-font-smoothing: antialiased;
}

/* ---------- 面包屑 ---------- */

.page-news .news-crumb {
  padding-top: clamp(14px, 2.6vw, 26px);
}

.page-news .news-crumb .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-dim);
}

.page-news .news-crumb .breadcrumb a {
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-crumb .breadcrumb a:hover {
  color: var(--c-volt);
  border-color: var(--c-volt);
}

.page-news .news-crumb-sep {
  color: var(--c-green);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 40px) 0 clamp(42px, 6vw, 78px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -14%;
  right: -12%;
  width: 58%;
  height: 128%;
  background: linear-gradient(158deg, rgba(15, 163, 107, .36), rgba(15, 163, 107, 0) 66%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-green) 0%, var(--c-volt) 62%, var(--c-signal) 100%);
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 50px);
}

.page-news .news-hero-kicker {
  margin: 0;
  color: var(--c-mint);
}

.page-news .news-hero-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 8.4vw, 76px);
  line-height: .98;
  letter-spacing: -.015em;
  transform: skewX(-3deg);
  transform-origin: left bottom;
  text-wrap: balance;
}

.page-news .news-hl {
  color: var(--c-volt);
  white-space: nowrap;
}

.page-news .news-hero-lede {
  max-width: 46ch;
  margin: 20px 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--c-dim);
}

.page-news .news-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 3.4vw, 40px);
  list-style: none;
  margin: clamp(24px, 3.2vw, 34px) 0 0;
  padding: clamp(16px, 2.4vw, 22px) 0 0;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-hero-stats li {
  min-width: 76px;
}

.page-news .news-hero-stats .stat-value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-volt);
}

.page-news .news-hero-stats .stat-label {
  display: block;
  margin-top: 7px;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .16em;
  color: var(--c-dim);
}

.page-news .news-hero-media {
  filter: drop-shadow(9px 9px 0 var(--news-shadow-green));
}

.page-news .news-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 区块通用 ---------- */

.page-news .news-section {
  position: relative;
  padding: clamp(46px, 7vw, 90px) 0;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-chapter {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px 26px;
  margin-bottom: clamp(26px, 3.6vw, 44px);
}

.page-news .chapter-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 300;
  letter-spacing: .22em;
  color: var(--c-green);
}

.page-news .news-chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--c-paper);
}

.page-news .news-chapter-lede {
  max-width: 52ch;
  margin: 12px 0 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--c-dim);
}

/* ---------- 01 四类内容 ---------- */

.page-news .news-section--index {
  background: var(--c-deep-2);
}

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

.page-news .news-cat {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--c-deep-2);
  border-left: 3px solid var(--c-green);
}

.page-news .news-cat--watch { border-left-color: var(--c-green); }
.page-news .news-cat--data { border-left-color: var(--c-mint); }
.page-news .news-cat--league { border-left-color: var(--c-volt); }
.page-news .news-cat--version { border-left-color: var(--c-slate); }

.page-news .news-cat-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.2;
  color: var(--c-paper);
}

.page-news .news-cat-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-dim);
}

.page-news .news-cat-for {
  display: inline-block;
  margin-top: 16px;
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .12em;
  color: var(--c-mint);
  border: 1px solid rgba(127, 224, 176, .38);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

/* ---------- 02 条目流 ---------- */

.page-news .news-listmeta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 16px;
  margin-bottom: 8px;
  background: rgba(15, 163, 107, .12);
  border-left: 3px solid var(--c-green);
}

.page-news .news-listmeta .index-label {
  color: var(--c-dim);
}

.page-news .news-listmeta-time {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--c-volt);
}

.page-news .news-listmeta-sep {
  width: 1px;
  height: 14px;
  background: var(--news-line-soft);
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "tag time"
    "body body";
  align-items: center;
  gap: 10px 16px;
  padding: clamp(18px, 2.4vw, 26px) 14px clamp(18px, 2.4vw, 26px) 10px;
  border-bottom: 1px solid var(--news-line-soft);
  background-image: linear-gradient(90deg, rgba(15, 163, 107, .10), rgba(15, 163, 107, 0) 42%);
  background-repeat: no-repeat;
  background-size: 0% 100%;
  transition: background-size var(--dur) var(--ease);
}

.page-news .news-item:hover,
.page-news .news-item:focus-within {
  background-size: 100% 100%;
}

.page-news .news-item-body {
  grid-area: body;
}

.page-news .news-item-title {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-paper);
  transition: color var(--dur) var(--ease);
}

.page-news .news-item:hover .news-item-title {
  color: var(--c-volt);
}

.page-news .news-item-summary {
  margin: 8px 0 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dim);
}

.page-news .news-item-time {
  grid-area: time;
  justify-self: end;
  align-self: start;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .06em;
  color: var(--c-slate);
  white-space: nowrap;
}

.page-news .news-item:hover .news-item-time {
  color: var(--c-mint);
}

/* 分类票根 */

.page-news .news-tag {
  grid-area: tag;
  justify-self: start;
  align-self: start;
  padding: 5px 11px;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .14em;
  white-space: nowrap;
  border: 1px solid transparent;
}

.page-news .news-tag--watch {
  background: rgba(15, 163, 107, .22);
  border-color: rgba(15, 163, 107, .55);
  color: var(--c-mint);
}

.page-news .news-tag--data {
  background: rgba(127, 224, 176, .14);
  border-color: rgba(127, 224, 176, .42);
  color: var(--c-mint);
}

.page-news .news-tag--league {
  background: rgba(232, 255, 58, .16);
  border-color: rgba(232, 255, 58, .5);
  color: var(--c-volt);
}

.page-news .news-tag--version {
  background: rgba(245, 246, 240, .08);
  border-color: rgba(245, 246, 240, .3);
  color: var(--c-paper);
}

/* 列表收尾插图 */

.page-news .news-list-media {
  margin: clamp(30px, 4.4vw, 52px) 0 0;
}

.page-news .news-list-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .media-cap {
  margin-top: 10px;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .14em;
  color: var(--c-slate);
}

/* ---------- 03 专题 ---------- */

.page-news .news-topics-media {
  margin-bottom: clamp(30px, 4.4vw, 50px);
}

.page-news .news-topics-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .news-topics-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.2vw, 34px);
  padding-bottom: clamp(20px, 4vw, 52px);
}

.page-news .news-topic {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--c-paper);
  color: var(--c-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  filter: drop-shadow(7px 7px 0 var(--news-shadow-green));
  transform: translateY(var(--news-topic-shift));
  transition: transform var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.page-news .news-topic:hover {
  transform: translateY(calc(var(--news-topic-shift) - 5px));
  filter: drop-shadow(10px 12px 0 var(--news-shadow-green));
}

.page-news .news-topic-num {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .18em;
  color: var(--c-green);
}

.page-news .news-topic-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 25px);
  line-height: 1.24;
  color: var(--c-ink);
}

.page-news .news-topic-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 04 更新节奏 ---------- */

.page-news .news-section--rhythm {
  background: var(--c-deep-2);
}

.page-news .news-rhythm-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.4vw, 54px);
}

.page-news .news-rhythm {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  position: relative;
}

.page-news .news-rhythm::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-green) 0%, rgba(15, 163, 107, .10) 100%);
}

.page-news .news-rhythm-item {
  position: relative;
  padding-bottom: clamp(22px, 3vw, 30px);
}

.page-news .news-rhythm-item:last-child {
  padding-bottom: 0;
}

.page-news .news-rhythm-item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--c-mint);
  box-shadow: 0 0 0 4px rgba(127, 224, 176, .16);
}

.page-news .news-rhythm-time {
  display: block;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
  color: var(--c-volt);
}

.page-news .news-rhythm-name {
  margin: 6px 0 0;
  font-size: clamp(17px, 1.9vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-news .news-rhythm-body p {
  margin: 8px 0 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-dim);
}

.page-news .news-rhythm-media {
  margin: 0;
}

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

/* ---------- 05 回看与入口（纸白区） ---------- */

.page-news .news-section--paper {
  background: var(--c-paper);
  color: var(--c-ink);
  border-top-color: rgba(11, 15, 22, .12);
}

.page-news .news-section--paper .chapter-num {
  color: var(--c-green);
}

.page-news .news-section--paper .news-chapter-title {
  color: var(--c-ink);
}

.page-news .news-section--paper .news-chapter-lede {
  color: var(--c-slate);
}

.page-news .news-back-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

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

.page-news .news-back-item {
  padding: clamp(16px, 2.2vw, 22px) 0;
  border-top: 1px solid rgba(11, 15, 22, .14);
}

.page-news .news-back-item:first-child {
  border-top: 3px solid var(--c-green);
  padding-top: clamp(18px, 2.4vw, 24px);
}

.page-news .news-back-name {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-ink);
}

.page-news .news-back-item p {
  margin: 8px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-news .news-back-panel {
  align-self: start;
  padding: clamp(22px, 2.8vw, 30px);
  background: #ffffff;
  border: 1px solid rgba(11, 15, 22, .14);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  filter: drop-shadow(6px 6px 0 rgba(11, 15, 22, .12));
}

.page-news .news-back-panel-label {
  display: block;
  color: var(--c-green);
}

.page-news .news-back-panel-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.24;
  color: var(--c-ink);
}

.page-news .news-back-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 18px;
}

.page-news .news-back-links .btn {
  display: block;
  text-align: center;
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .page-news .news-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-chapter {
    grid-template-columns: 84px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .chapter-num {
    padding-top: 10px;
  }

  .page-news .news-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .news-item {
    grid-template-columns: 138px minmax(0, 1fr) 104px;
    grid-template-areas: "tag .page-news time";
    align-items: start;
    gap: 6px 22px;
  }

  .page-news .news-item-time {
    justify-self: end;
  }

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

  .page-news .news-topic:nth-child(2) {
    --news-topic-shift: 24px;
  }

  .page-news .news-topic:nth-child(3) {
    --news-topic-shift: 48px;
  }

  .page-news .news-rhythm-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-back-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-news .news-cats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-topic,
  .page-news .news-item-title,
  .page-news .news-crumb .breadcrumb a {
    transition: none;
  }

  .page-news .news-topic:hover {
    transform: translateY(var(--news-topic-shift));
  }
}