.page-home {
  --hp-section: clamp(56px, 9vw, 128px);
  --hp-inner: clamp(18px, 2.6vw, 36px);
  --hp-line: 1px solid var(--line);
  display: block;
  width: 100%;
  max-width: 100%;
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 6vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-home .home-crumbs {
  padding-top: clamp(14px, 2.4vw, 26px);
  padding-bottom: clamp(10px, 1.6vw, 18px);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mute);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: clamp(20px, 3.6vw, 48px);
}

.page-home .home-hero__eyebrow {
  margin: 0 0 clamp(14px, 2.2vw, 26px);
}

.page-home .home-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 8.4vw, 116px);
  line-height: 0.96;
  letter-spacing: -0.025em;
  margin: 0 0 clamp(30px, 4.6vw, 68px);
  max-width: 15ch;
  color: var(--paper);
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

/* 目录轨道 */
.page-home .home-hero__index {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass-1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: var(--hp-inner);
}

.page-home .home-hero__index-head {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  padding-bottom: clamp(10px, 1.4vw, 16px);
  margin-bottom: clamp(6px, 1vw, 12px);
  border-bottom: 1px solid var(--line-strong);
}

.page-home .home-hero__count {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(50px, 7vw, 92px);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  font-variant-numeric: tabular-nums;
}

.page-home .home-hero__count-label {
  padding-bottom: 0.35rem;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--mute);
}

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

.page-home .home-index__item {
  position: relative;
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  align-items: center;
  gap: 0.45rem;
  padding: 0.44rem 0.5rem 0.44rem 0.7rem;
  border-bottom: 1px solid var(--line);
  color: var(--paper);
  text-decoration: none;
  transition: opacity 200ms var(--ease), background-color 200ms var(--ease);
}

.page-home .home-index li:last-child .home-index__item {
  border-bottom: 0;
}

.page-home .home-index__item::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 50%;
  width: 3px;
  height: 0;
  background: var(--cyan);
  transform: translateY(-50%);
  transition: height 220ms var(--ease);
}

.page-home .home-index:hover .home-index__item {
  opacity: 0.55;
}

.page-home .home-index .home-index__item:hover,
.page-home .home-index .home-index__item:focus-visible {
  opacity: 1;
  background-color: var(--glass-1);
}

.page-home .home-index__item:hover::before,
.page-home .home-index__item:focus-visible::before {
  height: 68%;
}

.page-home .home-index__no {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--stone);
  font-variant-numeric: tabular-nums;
  transition: color 200ms var(--ease);
}

.page-home .home-index__item:hover .home-index__no,
.page-home .home-index__item:focus-visible .home-index__no {
  color: var(--cyan);
}

.page-home .home-index__name {
  font-size: 15px;
  line-height: 1.45;
  letter-spacing: 0.01em;
}

/* 首屏右栏 */
.page-home .home-hero__aside {
  display: grid;
  gap: clamp(18px, 2.8vw, 34px);
  align-content: start;
}

.page-home .home-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.8;
  color: var(--paper);
}

.page-home .home-wave {
  display: block;
  width: 100%;
  height: clamp(70px, 10vw, 124px);
  overflow: visible;
}

.page-home .home-hero__entries {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .home-hero__media {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-home .home-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 赛事产品线 ---------- */
.page-home .home-line {
  margin-top: var(--hp-section);
}

.page-home .home-line__frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 40px);
  padding: clamp(24px, 4vw, 56px);
  border: 1px solid rgba(53, 224, 224, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(53, 224, 224, 0.13) 0%, rgba(27, 58, 82, 0.55) 46%, rgba(10, 26, 42, 0.92) 100%);
}

.page-home .home-line__head .h-section {
  margin-top: 0.35rem;
}

.page-home .home-line__head .prose {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 40em;
}

.page-home .home-line__media {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.page-home .home-line__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .home-line__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(233, 240, 246, 0.14);
  border-top: 1px solid rgba(233, 240, 246, 0.14);
  border-bottom: 1px solid rgba(233, 240, 246, 0.14);
}

.page-home .home-line__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.3rem;
  padding: clamp(14px, 1.8vw, 20px) clamp(12px, 1.6vw, 20px);
  background: rgba(10, 26, 42, 0.55);
}

.page-home .home-line__k {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-home .home-line__v {
  font-size: 15px;
  line-height: 1.7;
  color: var(--mute);
}

.page-home .home-line__note {
  margin: 0;
  color: var(--mute);
}

.page-home .home-line__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 稳定版中心 ---------- */
.page-home .home-stable {
  margin-top: var(--hp-section);
  padding-top: clamp(28px, 4vw, 56px);
  border-top: var(--hp-line);
}

.page-home .home-stable__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 56px);
  align-items: start;
}

.page-home .home-stable__media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-home .home-stable__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .home-stable__body .h-section {
  margin-top: 0.35rem;
}

.page-home .home-stable__body .prose {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 40em;
}

.page-home .home-stable__timeline {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0 0 0 clamp(14px, 2vw, 22px);
  border-left: 1px solid rgba(216, 165, 75, 0.4);
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-home .home-stable__timeline li {
  position: relative;
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: baseline;
  gap: 0.6rem;
}

.page-home .home-stable__timeline li::before {
  content: "";
  position: absolute;
  inset-inline-start: calc(-1 * clamp(14px, 2vw, 22px) - 3px);
  inset-block-start: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--amber);
}

.page-home .home-stable__ver {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-home .home-stable__timeline p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mute);
}

.page-home .home-stable__cta {
  margin-top: clamp(20px, 3vw, 32px);
}

/* ---------- 收藏路径 ---------- */
.page-home .home-save {
  margin-top: var(--hp-section);
}

.page-home .home-save__lede {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 40em;
}

.page-home .home-save__compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 28px);
  margin-top: clamp(24px, 3.4vw, 44px);
}

.page-home .home-save__col {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-home .home-save__col--before {
  opacity: 0.72;
}

.page-home .home-save__col--after {
  border-color: rgba(53, 224, 224, 0.45);
  box-shadow: var(--shadow-1);
}

.page-home .home-save__badge {
  display: inline-block;
  margin-bottom: clamp(12px, 1.8vw, 18px);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--mute);
}

.page-home .home-save__badge--cyan {
  color: var(--cyan);
}

.page-home .home-save__path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
  counter-reset: hpsave;
}

.page-home .home-save__path li {
  position: relative;
  padding: 0.42rem 0.7rem 0.42rem 2.2rem;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  background: var(--glass-1);
  border-left: 2px solid var(--line-strong);
}

.page-home .home-save__col--after .home-save__path li {
  border-left-color: var(--cyan);
}

.page-home .home-save__path li::before {
  counter-increment: hpsave;
  content: counter(hpsave);
  position: absolute;
  left: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
}

/* ---------- 更新节奏 ---------- */
.page-home .home-pulse {
  margin-top: var(--hp-section);
}

.page-home .home-pulse .prose {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 40em;
}

.page-home .home-pulse__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 3.4vw, 44px);
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .home-pulse__item {
  background: var(--ink);
  padding: clamp(18px, 2.6vw, 30px) clamp(14px, 2vw, 24px);
}

.page-home .home-pulse__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-home .home-pulse__item:nth-child(2n) .home-pulse__num {
  color: var(--cyan);
}

.page-home .home-pulse__item:nth-child(3n) .home-pulse__num {
  color: var(--amber);
}

.page-home .home-pulse__label {
  display: block;
  margin-top: 0.55rem;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

/* ---------- 服务与支持 ---------- */
.page-home .home-support {
  margin-top: var(--hp-section);
  padding-top: clamp(28px, 4vw, 56px);
  border-top: var(--hp-line);
}

.page-home .home-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 52px);
  align-items: start;
}

.page-home .home-support__body .h-section {
  margin-top: 0.35rem;
}

.page-home .home-support__body .prose {
  margin-top: clamp(14px, 2vw, 20px);
  max-width: 36em;
}

.page-home .home-support__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.4vw, 28px);
}

.page-home .home-support__card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--hp-inner);
}

.page-home .home-support__list {
  margin: 0;
  display: grid;
  gap: 1px;
}

.page-home .home-support__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.25rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.page-home .home-support__row:last-child {
  border-bottom: 0;
}

.page-home .home-support__row dt {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--mute);
}

.page-home .home-support__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-home .home-support__note {
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding-top: clamp(12px, 1.6vw, 16px);
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--stone);
}

/* ---------- 收束 ---------- */
.page-home .home-close {
  margin-top: var(--hp-section);
}

.page-home .home-close__media {
  margin: 0;
  aspect-ratio: 8 / 3;
  overflow: hidden;
}

.page-home .home-close__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .home-close__body {
  margin-top: clamp(24px, 3.4vw, 44px);
}

.page-home .home-close__body .prose {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 40em;
}

.page-home .home-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(14px, 2.2vw, 28px);
  margin-top: clamp(20px, 3vw, 34px);
  padding-top: clamp(16px, 2.2vw, 24px);
  border-top: var(--hp-line);
}

.page-home .home-close__links a {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-home .home-close__links a:hover,
.page-home .home-close__links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 焦点可见性 ---------- */
.page-home a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .home-line__row {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }

  .page-home .home-support__row {
    grid-template-columns: 8rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }

  .page-home .home-stable__timeline li {
    grid-template-columns: 5.5rem 3rem minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(240px, 31%) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 84px);
  }

  .page-home .home-hero__aside {
    padding-inline-start: clamp(0px, 1.6vw, 24px);
  }

  .page-home .home-line__frame {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    grid-template-areas:
      "head media"
      "list media"
      "note media"
      "cta  media";
    align-items: start;
    column-gap: clamp(28px, 4vw, 64px);
  }

  .page-home .home-line__head { grid-area: head; }
  .page-home .home-line__list { grid-area: list; }
  .page-home .home-line__note { grid-area: note; }
  .page-home .home-line__cta { grid-area: cta; }
  .page-home .home-line__media { grid-area: media; }

  .page-home .home-stable__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-home .home-stable__media {
    position: sticky;
    top: clamp(24px, 4vw, 48px);
  }

  .page-home .home-save__compare {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-home .home-save__lede {
    max-width: 46em;
  }

  .page-home .home-support__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero__title {
    max-width: 13ch;
  }

  .page-home .home-pulse__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}