.page-home {
  --home-pad: clamp(26px, 5vw, 68px);
  --home-gap: clamp(22px, 3.4vw, 44px);
}

/* ---------- 页面上下文 ---------- */
.page-home .home-ctx {
  padding-top: clamp(14px, 2vw, 22px);
}
.page-home .home-ctx .crumbs__current {
  color: var(--ink);
}
.page-home .home-ctx .mono {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .08em;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: clamp(22px, 3.4vw, 44px) 0 clamp(44px, 7vw, 92px);
  overflow: hidden;
  isolation: isolate;
}
.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: -14% -22% auto -22%;
  height: 132%;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(58% 54% at 72% 18%, #000 0%, transparent 72%);
  mask-image: radial-gradient(58% 54% at 72% 18%, #000 0%, transparent 72%);
  opacity: .5;
  pointer-events: none;
  z-index: -1;
}
.page-home .home-hero::after {
  content: "";
  position: absolute;
  top: 8%;
  right: -12%;
  width: 46%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red), transparent);
  transform: rotate(-24deg);
  opacity: .7;
  pointer-events: none;
  z-index: -1;
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}
@media (min-width: 920px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    gap: clamp(28px, 4.4vw, 68px);
    align-items: start;
  }
}

.page-home .home-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 68px);
  line-height: 1;
  letter-spacing: -.012em;
  color: var(--ink);
}
.page-home .home-hero__lede {
  margin: 18px 0 0;
  max-width: 44ch;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.78;
}
.page-home .home-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 索引行 */
.page-home .home-index {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-home .home-index__row {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) auto;
  gap: 12px;
  align-items: baseline;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line-soft);
  transition: background .25s var(--ease), padding-left .25s var(--ease);
}
.page-home .home-index__row:hover {
  background: var(--glass);
  padding-left: 10px;
}
.page-home .home-index__num {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .08em;
}
.page-home .home-index__label {
  color: var(--ink);
  font-size: 15px;
}
.page-home .home-index__meta {
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .08em;
  white-space: nowrap;
}

/* 媒体容器 */
.page-home .media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background:
    linear-gradient(150deg, rgba(18, 28, 46, .95), rgba(10, 17, 32, .82)),
    var(--bg-2);
  border: 1px solid var(--line);
}
.page-home .media > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-home .media--wide { aspect-ratio: 3 / 2; }
.page-home .media--tall { aspect-ratio: 3 / 4; }
.page-home .media__label {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  background: rgba(10, 17, 32, .82);
  color: var(--cyan);
  font-size: 11.5px;
  letter-spacing: .08em;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.page-home .home-hero__shot {
  margin: 32px 0 0;
  max-width: 330px;
}

/* 右栏数据区 */
.page-home .home-hero__data {
  display: grid;
  gap: 16px;
  align-content: start;
}
.page-home .home-hero__datatitle {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-home .round-stack {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .round-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 28, 46, .96), rgba(10, 17, 32, .9));
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.page-home .round-card:hover {
  border-left-color: var(--cyan);
  transform: translateX(4px);
}
.page-home .round-card--now {
  border-left-color: var(--red);
  background: linear-gradient(180deg, rgba(255, 78, 43, .1), rgba(18, 28, 46, .92));
}
.page-home .round-card__name {
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.5;
}
.page-home .round-card__state {
  color: var(--cyan);
  font-size: 11.5px;
  letter-spacing: .08em;
  white-space: nowrap;
}

/* ---------- 通用区块标题 ---------- */
.page-home .section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.15;
  letter-spacing: -.008em;
}
.page-home .section__lede {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
}

/* ---------- 数据中心 ---------- */
.page-home .rounds {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 56px);
}
@media (min-width: 940px) {
  .page-home .rounds {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    align-items: start;
  }
}
.page-home .factlist {
  list-style: none;
  margin: 26px 0 28px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
}
.page-home .factlist__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}
.page-home .factlist__item .num {
  font-family: var(--font-mono);
  font-size: 23px;
  font-weight: 500;
  color: var(--cyan);
  line-height: 1;
}
.page-home .rounds__panel {
  display: grid;
  gap: 16px;
  align-content: start;
}
.page-home .rounds__visual {
  margin: 0;
}
.page-home .rounds__panel .filter {
  flex-wrap: wrap;
}
.page-home .round-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-home .round-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 13px 14px;
  border: 1px solid var(--line-soft);
  background: var(--glass);
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}
.page-home .round-item:hover {
  background: var(--glass-strong);
  border-color: var(--line);
  transform: translateX(3px);
}
.page-home .round-item[hidden] {
  display: none;
}
.page-home .round-item__id {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .08em;
  white-space: nowrap;
}
.page-home .round-item__name {
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.5;
}

/* ---------- 收藏引导 ---------- */
.page-home .collect {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}
@media (min-width: 940px) {
  .page-home .collect {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }
}
.page-home .collect__figure {
  margin: 0;
  aspect-ratio: 10 / 7;
}
.page-home .steps {
  margin-top: 26px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--glass), rgba(10, 17, 32, .4));
}
.page-home .steps__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  color: var(--ink);
  font-size: 15px;
  list-style: none;
}
.page-home .steps__summary::-webkit-details-marker {
  display: none;
}
.page-home .steps__sign {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
}
.page-home .steps__sign::before,
.page-home .steps__sign::after {
  content: "";
  position: absolute;
  background: var(--red);
  transition: transform .25s var(--ease);
}
.page-home .steps__sign::before {
  top: 5px;
  left: 0;
  width: 12px;
  height: 2px;
}
.page-home .steps__sign::after {
  top: 0;
  left: 5px;
  width: 2px;
  height: 12px;
}
.page-home .steps[open] .steps__sign::after {
  transform: scaleY(0);
}
.page-home .steps[open] .steps__summary {
  border-bottom: 1px solid var(--line-soft);
}
.page-home .steps__list {
  list-style: none;
  margin: 0;
  padding: 16px 18px 18px;
  display: grid;
  gap: 12px;
}
.page-home .steps__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.72;
}
.page-home .steps__idx {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

/* ---------- 旧版本资料 ---------- */
.page-home .legacy {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 56px);
}
@media (min-width: 940px) {
  .page-home .legacy {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.18fr);
    align-items: start;
  }
}
.page-home .legacy__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-home .legacy__item {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr);
  gap: 10px 14px;
  align-items: baseline;
  padding: 14px 2px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  color: var(--muted);
  transition: background .25s var(--ease), padding-left .25s var(--ease);
}
.page-home .legacy__item:hover {
  background: var(--glass);
  padding-left: 10px;
}
.page-home .legacy__ver {
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .08em;
}
.page-home .legacy__stage {
  color: var(--ink);
}
.page-home .legacy__change {
  grid-column: 1 / -1;
  line-height: 1.7;
}
@media (min-width: 700px) {
  .page-home .legacy__item {
    grid-template-columns: 4.2rem minmax(0, .8fr) minmax(0, 1.6fr);
  }
  .page-home .legacy__change {
    grid-column: auto;
  }
}

/* ---------- 四步时间轴 ---------- */
.page-home .flow {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}
.page-home .flow__node {
  position: relative;
  padding: 0 0 26px 30px;
  border-left: 1px solid var(--line);
}
.page-home .flow__node:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}
.page-home .flow__dot {
  position: absolute;
  left: -5px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
  transition: background .25s var(--ease), box-shadow .25s var(--ease);
}
.page-home .flow__idx {
  display: block;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .09em;
}
.page-home .flow__title {
  margin: 6px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.005em;
  color: var(--ink);
}
.page-home .flow__text {
  margin: 0;
  max-width: 34ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.72;
}
@media (min-width: 860px) {
  .page-home .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 40px;
  }
  .page-home .flow__node {
    padding: 30px 22px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .page-home .flow__node:last-child {
    padding-bottom: 0;
  }
  .page-home .flow__dot {
    left: 0;
    top: -5px;
  }
}
.page-home .flow__node:hover .flow__dot {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 242, 208, .16);
}
.page-home .flow__node:hover {
  border-top-color: var(--red);
  border-left-color: var(--red);
}

/* ---------- 服务区域 ---------- */
.page-home .service {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}
@media (min-width: 940px) {
  .page-home .service {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }
}
.page-home .service__note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.7;
}
.page-home .service__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-home .service__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line);
}
.page-home .stat {
  background: var(--bg-2);
  padding: 18px 16px;
}
.page-home .stat__k {
  margin: 0;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .09em;
}
.page-home .stat__v {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.5;
}
.page-home .stat__v .num {
  display: inline-block;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 500;
  line-height: 1;
  color: var(--cyan);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .round-card,
  .page-home .round-item,
  .page-home .legacy__item,
  .page-home .home-index__row,
  .page-home .steps__sign::before,
  .page-home .steps__sign::after,
  .page-home .flow__dot {
    transition: none;
  }
  .page-home .round-card:hover,
  .page-home .round-item:hover {
    transform: none;
  }
}