.page-home {
  position: relative;
  display: block;
  color: var(--text);
  background: var(--void);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  padding: 104px 0 40px;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(78% 66% at 82% 4%, rgba(42, 107, 255, .24), transparent 62%),
    radial-gradient(66% 58% at 4% 96%, rgba(108, 76, 241, .16), transparent 64%);
}

.page-home .home-hero__grid-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .42;
  background-image:
    linear-gradient(var(--hair-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair-soft) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .55), transparent 72%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .55), transparent 72%);
}

.page-home .home-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-home .home-hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-home .home-hero__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .home-hero__title {
  margin: 0;
  font-size: clamp(30px, 6.4vw, 52px);
  font-weight: 800;
  letter-spacing: -.026em;
  line-height: 1.16;
}

.page-home .home-hero__lead {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-home .home-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--text-2);
}

.page-home .home-hero__facts .mono {
  margin-right: 4px;
  font-weight: 700;
  color: var(--cyan);
}

.page-home .home-hero__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  min-height: 240px;
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(160deg, var(--slate), var(--void));
  box-shadow: 0 26px 68px -36px rgba(42, 107, 255, .6);
}

.page-home .home-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(0deg, rgba(6, 9, 15, .9) 0%, rgba(6, 9, 15, .18) 48%, transparent 72%);
}

.page-home .home-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .6;
}

.page-home .home-hero__net {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
}

.page-home .home-hero__net path {
  stroke-dasharray: 6 10;
  animation: homeFlow 7s linear infinite;
}

.page-home .home-hero__ver {
  position: absolute;
  left: 20px;
  bottom: 14px;
  z-index: 3;
  font-size: clamp(34px, 8vw, 62px);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 28px rgba(34, 211, 238, .5);
}

@keyframes homeFlow {
  to { stroke-dashoffset: -160; }
}

/* ---------- 三条核心动作 ---------- */

.page-home .home-actions {
  padding: 8px 0 72px;
}

.page-home .home-actions__head {
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-2);
}

.page-home .home-actions__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-actions__item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  height: 100%;
  padding: 18px 18px 18px 22px;
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--text);
  text-decoration: none;
  overflow: hidden;
  transition: border-color .24s var(--ease), background .24s var(--ease), transform .24s var(--ease);
}

.page-home .home-actions__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  background: var(--cyan);
  transform: translateY(-50%);
  transition: height .24s var(--ease);
}

.page-home .home-actions__item:hover,
.page-home .home-actions__item:focus-visible {
  border-color: rgba(34, 211, 238, .48);
  background: var(--glass-strong);
  transform: translateY(-2px);
}

.page-home .home-actions__item:hover::before,
.page-home .home-actions__item:focus-visible::before {
  height: 64%;
}

.page-home .home-actions__idx {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
}

.page-home .home-actions__body {
  display: grid;
  gap: 6px;
}

.page-home .home-actions__t {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.012em;
}

.page-home .home-actions__d {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-2);
}

/* ---------- 分节标题 ---------- */

.page-home .home-section__head {
  max-width: 62ch;
  margin-bottom: 40px;
}

.page-home .home-section__head h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  letter-spacing: -.022em;
  line-height: 1.28;
}

.page-home .home-section__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 双栏对照 ---------- */

.page-home .home-split {
  position: relative;
  padding: 0 0 96px;
}

.page-home .home-split__grid {
  display: grid;
  gap: 0;
}

.page-home .home-split__col {
  padding: 32px 0;
  border-top: 1px solid var(--hair);
}

.page-home .home-split__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .home-split__col--org .home-split__label {
  color: var(--violet);
}

.page-home .home-split__col h3 {
  margin: 0 0 22px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.018em;
  line-height: 1.4;
}

.page-home .home-steps,
.page-home .home-org {
  display: grid;
  gap: 18px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.page-home .home-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-home .home-org li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-home .home-steps__no,
.page-home .home-org__k {
  padding-top: 3px;
  font-size: 12px;
  font-weight: 700;
}

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

.page-home .home-org__k {
  color: var(--violet);
}

.page-home .home-steps strong,
.page-home .home-org strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-home .home-fig {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--slate);
}

.page-home .home-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  opacity: .86;
}

.page-home .home-fig figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--hair-soft);
  font-size: 12px;
  line-height: 1.62;
  color: var(--text-2);
}

.page-home .home-fig--topo img {
  aspect-ratio: 2 / 1;
  opacity: .5;
}

/* ---------- 版本摘要板 ---------- */

.page-home .home-brief {
  padding: 0 0 96px;
}

.page-home .home-brief .plate__head {
  display: grid;
  gap: 12px;
  align-items: start;
}

.page-home .home-brief .plate__head h2 {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 30px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.3;
}

.page-home .home-brief__grid {
  display: grid;
  gap: 0;
  margin-top: 28px;
  border-top: 1px solid var(--hair);
}

.page-home .home-brief__cell {
  padding: 22px 0;
  border-bottom: 1px solid var(--hair);
}

.page-home .home-brief__cell h3 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--text);
}

.page-home .home-brief__cell ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-home .home-brief__cell li {
  position: relative;
  padding-left: 16px;
}

.page-home .home-brief__cell li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  opacity: .75;
}

.page-home .home-brief__cell:nth-child(2) li::before { background: var(--amber); }
.page-home .home-brief__cell:nth-child(3) li::before { background: var(--cyan); }
.page-home .home-brief__cell:nth-child(4) li::before { background: var(--violet); }

.page-home .home-brief__cell a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, .32);
  transition: border-color .2s var(--ease);
}

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

/* ---------- 全站索引束 ---------- */

.page-home .home-index {
  padding: 0 0 96px;
}

.page-home .home-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hair);
}

.page-home .home-index__item {
  border-bottom: 1px solid var(--hair);
}

.page-home .home-index__link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 6px 14px;
  align-items: baseline;
  padding: 16px 4px;
  color: var(--text);
  text-decoration: none;
  transition: background .2s var(--ease), padding-left .2s var(--ease);
}

.page-home .home-index__link:hover,
.page-home .home-index__link:focus-visible {
  background: rgba(42, 107, 255, .08);
  padding-left: 14px;
}

.page-home .home-index__no {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-2);
}

.page-home .home-index__name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.012em;
}

.page-home .home-index__desc {
  grid-column: 2;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 收口声明 ---------- */

.page-home .home-close {
  padding: 0 0 88px;
}

.page-home .home-close__inner {
  display: grid;
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--hair);
}

.page-home .home-close__title {
  margin: 0 0 14px;
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.3;
}

.page-home .home-close__statement {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

.page-home .home-close__statement strong {
  color: var(--text);
  font-weight: 700;
}

.page-home .home-close__meta {
  display: grid;
  gap: 9px;
  align-content: start;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-home .home-close__meta .mono {
  font-size: 12px;
  color: var(--cyan);
}

.page-home .home-close__link {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

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

/* ---------- 断点 ---------- */

@media (min-width: 760px) {
  .page-home .home-actions__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .page-home .home-index__link {
    grid-template-columns: 46px 180px minmax(0, 1fr);
    gap: 0 18px;
    align-items: center;
    padding: 18px 8px;
  }

  .page-home .home-index__desc {
    grid-column: 3;
  }

  .page-home .home-brief__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-brief__cell {
    padding: 24px 30px;
    border-bottom: 0;
  }

  .page-home .home-brief__cell:nth-child(odd) {
    padding-left: 0;
    border-right: 1px solid var(--hair);
  }

  .page-home .home-brief__cell:nth-child(even) {
    padding-right: 0;
  }

  .page-home .home-brief__cell:nth-child(-n + 2) {
    border-bottom: 1px solid var(--hair);
  }
}

@media (min-width: 900px) {
  .page-home .home-hero {
    padding: 128px 0 48px;
  }

  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 56fr) minmax(0, 44fr);
    gap: 56px;
  }

  .page-home .home-split__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }

  .page-home .home-split__col {
    padding: 0 48px;
    border-top: 0;
  }

  .page-home .home-split__col:first-child {
    padding-left: 0;
    border-right: 1px solid var(--hair);
  }

  .page-home .home-split__col:last-child {
    padding-right: 0;
  }
}

@media (min-width: 1000px) {
  .page-home .home-close__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__net path {
    animation: none;
  }

  .page-home .home-actions__item,
  .page-home .home-index__link {
    transition: none;
  }

  .page-home .home-actions__item:hover,
  .page-home .home-actions__item:focus-visible {
    transform: none;
  }
}