.page-home {
  display: block;
  padding-bottom: clamp(84px, 14vw, 112px);
}

.page-home a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-home .home-context {
  padding: clamp(14px, 3vw, 24px) 0 clamp(8px, 2vw, 14px);
}

.page-home .home-context .crumbs {
  flex-wrap: wrap;
  row-gap: 6px;
}

/* ---------- 首屏框景 ---------- */

.page-home .hero {
  padding: clamp(6px, 2vw, 14px) 0 clamp(48px, 7vw, 88px);
}

.page-home .hero-window {
  position: relative;
  padding: clamp(22px, 4vw, 48px);
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(0deg, rgba(111, 124, 134, 0.07) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(111, 124, 134, 0.07) 0 1px, transparent 1px 44px),
    linear-gradient(180deg, rgba(13, 42, 66, 0.94), rgba(7, 26, 43, 0.97));
  box-shadow: inset 0 0 0 1px rgba(200, 155, 90, 0.07);
  overflow: hidden;
}

.page-home .hero-scale {
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 7px;
  background: repeating-linear-gradient(90deg, var(--line-strong) 0 1px, transparent 1px 15px);
  opacity: 0.75;
  pointer-events: none;
}

.page-home .hero-corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid var(--copper);
  pointer-events: none;
}

.page-home .hero-corner--tl { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.page-home .hero-corner--tr { top: -2px; right: -2px; border-left: 0; border-bottom: 0; }
.page-home .hero-corner--bl { bottom: -2px; left: -2px; border-right: 0; border-top: 0; }
.page-home .hero-corner--br { bottom: -2px; right: -2px; border-left: 0; border-top: 0; }

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

.page-home .hero-main h1 {
  margin: 0 0 0.45em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(31px, 6.4vw, 66px);
  line-height: 1.07;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-home .hero-main .lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--stone-light);
}

.page-home .hero-index {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}

.page-home .hero-index-item {
  display: grid;
  grid-template-columns: 2.4em 1fr;
  align-items: baseline;
  gap: 2px 10px;
  padding: 15px 8px 15px 0;
  border-bottom: 1px solid var(--line-soft);
  transition: border-color 0.16s ease;
}

.page-home .hero-index-item:hover {
  border-bottom-color: var(--copper);
}

.page-home .hero-index-no {
  font-size: 12px;
  color: var(--copper);
  letter-spacing: 0.06em;
}

.page-home .hero-index-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.1vw, 24px);
  line-height: 1.2;
  color: var(--cream);
  transition: color 0.16s ease;
}

.page-home .hero-index-item:hover .hero-index-name {
  color: var(--copper-bright);
}

.page-home .hero-index-note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone-light);
}

/* 适配抽屉预览 */

.page-home .hero-drawer {
  display: grid;
  gap: 14px;
  padding: clamp(14px, 2.4vw, 22px);
  border: 1px solid var(--line-strong);
  background: rgba(13, 42, 66, 0.78);
  transition: border-color 0.16s ease, transform 0.16s ease;
}

.page-home .hero-drawer:hover {
  border-color: var(--copper-bright);
  transform: translateY(-2px);
}

.page-home .hero-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-home .hero-drawer-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.page-home .hero-drawer-media {
  border: 1px solid var(--line-soft);
  overflow: hidden;
  background: var(--ink);
}

.page-home .hero-drawer-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .hero-adapt {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-home .hero-adapt li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  color: var(--cream);
}

.page-home .hero-adapt li .mono {
  font-size: 13px;
  color: var(--cyan);
}

.page-home .hero-drawer-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--stone-light);
}

.page-home .hero-drawer-link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--copper-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-home .hero-drawer-link:hover {
  color: var(--cream);
  border-bottom-color: var(--copper-bright);
}

/* ---------- 通用区块头 ---------- */

.page-home .section-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 3.2vw, 34px);
  max-width: 62ch;
}

.page-home .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-home .section-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone-light);
}

.page-home .link-more {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--copper-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 3px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-home .link-more:hover {
  color: var(--cream);
  border-bottom-color: var(--copper-bright);
}

.page-home .link-more--lg {
  font-size: 15px;
  color: var(--ink);
  background: var(--copper);
  border-bottom: 0;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-weight: 700;
}

.page-home .link-more--lg:hover {
  background: var(--copper-bright);
  color: var(--ink);
}

/* ---------- 分区关系 ---------- */

.page-home .board {
  padding: clamp(44px, 7vw, 84px) 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .matrix {
  padding: clamp(12px, 2.6vw, 28px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 42, 66, 0.6), rgba(7, 26, 43, 0.8));
  overflow: hidden;
}

.page-home .matrix-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .matrix-svg text {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-home .board-map {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(18px, 3vw, 30px);
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-home .board-map-item {
  display: grid;
  gap: 7px;
  padding: clamp(15px, 2.2vw, 24px);
  background: var(--ink);
  transition: background 0.16s ease;
}

.page-home .board-map-item:hover {
  background: var(--ink-3);
}

.page-home .board-map-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--cream);
}

.page-home .board-map-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--stone-light);
}

.page-home .board-map-item .mono {
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

/* ---------- 设备适配 ---------- */

.page-home .adapt {
  padding: clamp(44px, 7vw, 84px) 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .adapt-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-home .adapt-media {
  border: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-home .adapt-caption {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--stone);
}

.page-home .adapt-row {
  display: grid;
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .adapt-device {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  color: var(--cream);
}

.page-home .adapt-pairs {
  margin: 0;
  display: grid;
  gap: 7px;
}

.page-home .adapt-pairs > div {
  display: grid;
  grid-template-columns: 5.6em 1fr;
  gap: 10px;
  align-items: baseline;
}

.page-home .adapt-pairs dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-home .adapt-pairs dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--cream);
}

/* ---------- 换设备四步 ---------- */

.page-home .switch {
  padding: clamp(44px, 7vw, 84px) 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-home .switch-steps li {
  display: grid;
  gap: 6px;
  padding: clamp(15px, 2.2vw, 24px);
  background: var(--ink);
  border-left: 2px solid transparent;
  transition: border-color 0.16s ease, background 0.16s ease;
}

.page-home .switch-steps li:hover {
  border-left-color: var(--copper);
  background: var(--ink-3);
}

.page-home .switch-no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-home .switch-steps h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16.5px;
  color: var(--cream);
}

.page-home .switch-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--stone-light);
}

/* ---------- 版本信息带 ---------- */

.page-home .release {
  padding: clamp(44px, 7vw, 84px) 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .release-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 42px);
  padding: clamp(20px, 4vw, 42px);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(18, 50, 73, 0.92), rgba(7, 26, 43, 0.97));
}

.page-home .release-body h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.2;
  color: var(--cream);
}

.page-home .release-body > p {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone-light);
}

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

.page-home .release-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .release-list li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-home .release-ver {
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--copper-bright);
  letter-spacing: 0.02em;
}

.page-home .release-scope {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--stone-light);
  border: 1px solid var(--line);
  padding: 2px 7px;
}

.page-home .release-text {
  flex: 1 1 16em;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--cream);
}

.page-home .release-flag {
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--amber);
  border: 1px solid rgba(242, 169, 59, 0.5);
  background: rgba(242, 169, 59, 0.1);
  padding: 3px 8px;
}

.page-home .release-figure {
  border: 1px solid var(--line-soft);
  overflow: hidden;
  background: var(--ink);
  align-self: start;
}

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

/* ---------- 移动端路径 ---------- */

.page-home .shortpath {
  padding: clamp(44px, 7vw, 84px) 0 clamp(30px, 5vw, 54px);
  border-top: 1px solid var(--line-soft);
}

.page-home .shortpath-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-home .shortpath-media {
  border: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
  max-width: 420px;
}

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

.page-home .shortpath-body h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.5vw, 38px);
  line-height: 1.18;
  color: var(--cream);
}

.page-home .shortpath-body > p {
  margin: 0 0 20px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone-light);
}

.page-home .shortpath-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .shortpath-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cream);
}

.page-home .shortpath-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 2px;
  background: var(--copper);
}

/* ---------- 收尾 ---------- */

.page-home .closing {
  display: grid;
  gap: 16px;
  margin-top: clamp(34px, 5vw, 60px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--line);
  max-width: 68ch;
}

.page-home .closing p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone-light);
}

.page-home .closing p a {
  color: var(--copper-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-home .closing p a:hover {
  color: var(--cream);
}

.page-home .closing .link-more {
  justify-self: start;
  margin-top: 0;
}

/* ---------- 悬浮控制条 ---------- */

.page-home .home-dock {
  position: fixed;
  right: clamp(12px, 3vw, 28px);
  bottom: clamp(12px, 3vw, 28px);
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  background: rgba(7, 26, 43, 0.94);
  border: 1px solid var(--line-strong);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.page-home .home-dock-link {
  padding: 8px 11px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--stone-light);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-home .home-dock-link:hover {
  color: var(--cream);
  border-color: var(--line);
}

.page-home .home-dock-cta {
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  background: var(--copper);
  text-decoration: none;
  transition: background 0.16s ease;
}

.page-home .home-dock-cta:hover {
  background: var(--copper-bright);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-home .hero-index {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .board-map {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .switch-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .adapt-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-home .shortpath-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-home .release-band {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .adapt-row {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1000px) {
  .page-home .board-map {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-home .switch-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 639px) {
  .page-home .hero-corner {
    width: 14px;
    height: 14px;
  }

  .page-home .home-dock {
    left: 12px;
    right: 12px;
    justify-content: center;
  }

  .page-home .home-dock-link {
    padding: 8px 8px;
  }

  .page-home .shortpath-media {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-drawer,
  .page-home .hero-index-item,
  .page-home .board-map-item,
  .page-home .switch-steps li,
  .page-home .home-dock-cta {
    transition: none;
  }

  .page-home .hero-drawer:hover {
    transform: none;
  }
}