.page-home {
  --home-gap-y: clamp(52px, 7vw, 96px);
  --home-frame-line: rgba(53, 224, 208, .34);
  color: var(--bone);
  padding-bottom: clamp(52px, 7vw, 92px);
}

.page-home img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-home .media {
  margin: 0;
}

/* ---------- 首屏框景 ---------- */

.page-home .hero-frame {
  position: relative;
  margin-top: clamp(14px, 2.4vw, 26px);
  padding-block: clamp(22px, 3.4vw, 42px);
  border-top: 1px solid var(--home-frame-line);
  border-bottom: 1px solid var(--home-frame-line);
  background:
    radial-gradient(120% 150% at 86% -10%, rgba(53, 224, 208, .12), transparent 58%),
    linear-gradient(180deg, rgba(20, 49, 75, .58), rgba(11, 27, 43, 0));
  box-shadow: inset 0 0 70px rgba(53, 224, 208, .06);
}

.page-home .hero-frame::before,
.page-home .hero-frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--cyan);
  opacity: .62;
  pointer-events: none;
}

.page-home .hero-frame::before {
  top: 10px;
  left: 10px;
  border-right: 0;
  border-bottom: 0;
}

.page-home .hero-frame::after {
  right: 10px;
  bottom: 10px;
  border-top: 0;
  border-left: 0;
}

.page-home .hero-inner {
  position: relative;
}

.page-home .hero-frame-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: clamp(24px, 3.2vw, 40px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home .hb-label {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-home .hb-num {
  font-size: 15px;
  font-weight: 600;
  color: var(--orange);
}

.page-home .hb-num--date {
  color: var(--cyan);
}

.page-home .hb-dot {
  align-self: center;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--stone);
  opacity: .7;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 3.6vw, 48px);
}

.page-home .hero-copy h1 {
  margin: 0 0 16px;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: clamp(29px, 5.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -.012em;
  color: var(--bone);
  max-width: 15em;
}

.page-home .hero-lede {
  margin: 0 0 clamp(24px, 3vw, 34px);
  font-size: 16px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .82);
  max-width: 32em;
}

.page-home .hero-scale-wrap {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-home .hero-scale {
  display: block;
  width: 100%;
  max-width: 380px;
  height: auto;
}

.page-home .scale-axis {
  stroke: rgba(138, 154, 166, .45);
  stroke-width: 1;
}

.page-home .scale-tick {
  stroke: rgba(138, 154, 166, .55);
  stroke-width: 1;
}

.page-home .scale-tick--now {
  stroke: var(--orange);
  stroke-width: 2.5;
}

.page-home .scale-cap {
  fill: var(--stone);
  font-family: var(--font-mono);
  font-size: 9px;
}

.page-home .scale-cap--end {
  fill: var(--orange);
}

.page-home .hero-scale-cap {
  margin: 6px 0 0;
}

.page-home .hero-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-home .hero-media {
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(20, 49, 75, .92), rgba(5, 13, 22, .92));
}

.page-home .hero-media img {
  width: 100%;
}

.page-home .hero-mini {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .hero-mini li {
  background: rgba(11, 27, 43, .9);
}

.page-home .hero-mini a {
  display: block;
  padding: 12px 14px;
  font-size: 14px;
  color: rgba(243, 239, 230, .88);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-mini a:hover,
.page-home .hero-mini a:focus-visible {
  color: var(--cyan);
  background: rgba(20, 49, 75, .92);
  border-left-color: var(--cyan);
  outline: none;
}

.page-home .hero-mini .num {
  margin-right: 8px;
  font-size: 12px;
  color: var(--stone);
}

/* ---------- 章节通用 ---------- */

.page-home .home-section {
  padding-top: var(--home-gap-y);
}

.page-home .home-section::before {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-bottom: 20px;
  background: var(--stone);
  opacity: .85;
}

.page-home .home-section:nth-of-type(2n)::before {
  background: var(--moss);
}

.page-home .home-section:nth-of-type(3n)::before {
  background: var(--clay);
}

.page-home .section-head {
  max-width: 46em;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .home-head .section-index {
  color: var(--orange);
}

/* ---------- 版本与同步 ---------- */

.page-home .anchor-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .anchor-card {
  padding: 26px 24px 24px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--stone);
  background: rgba(20, 49, 75, .5);
}

.page-home .anchor-card--signal {
  border-top-color: var(--orange);
}

.page-home .anchor-card--cyan {
  border-top-color: var(--cyan);
}

.page-home .anchor-num {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(32px, 5.6vw, 50px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--orange);
}

.page-home .anchor-card--cyan .anchor-num {
  color: var(--cyan);
}

.page-home .anchor-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--bone);
}

.page-home .anchor-card p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .78);
}

.page-home .rhythm-figure {
  margin-top: clamp(26px, 3.6vw, 42px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(5, 13, 22, .6);
}

.page-home .rhythm-figure img {
  width: 100%;
}

.page-home .media-caption {
  color: var(--stone);
}

/* ---------- 四类入口 ---------- */

.page-home .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .path-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: 20px 18px;
  color: inherit;
  text-decoration: none;
  border: 1px solid var(--line);
  border-left: 3px solid rgba(138, 154, 166, .5);
  background: rgba(20, 49, 75, .34);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .path-row:hover,
.page-home .path-row:focus-visible {
  background: rgba(20, 49, 75, .95);
  border-left-color: var(--cyan);
  transform: translateY(-2px);
  outline: none;
}

.page-home .path-no {
  font-size: 13px;
  color: var(--stone);
  padding-top: 3px;
}

.page-home .path-body {
  display: block;
  min-width: 0;
}

.page-home .path-title {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--bone);
}

.page-home .path-desc {
  display: block;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(243, 239, 230, .76);
}

.page-home .path-extra {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan);
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease), margin-top var(--dur) var(--ease);
}

.page-home .path-row:hover .path-extra,
.page-home .path-row:focus-visible .path-extra {
  max-height: 70px;
  opacity: 1;
  margin-top: 8px;
}

.page-home .path-go {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--stone);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .path-row:hover .path-go,
.page-home .path-row:focus-visible .path-go {
  color: var(--cyan);
  transform: translateX(3px);
}

@media (hover: none) {
  .page-home .path-extra {
    max-height: none;
    opacity: 1;
    margin-top: 8px;
  }
}

/* ---------- 时间轴 ---------- */

.page-home .tl-figure {
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(5, 13, 22, .6);
}

.page-home .tl-figure img {
  width: 100%;
}

.page-home .tl {
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .tl-node {
  position: relative;
  padding: 22px 0 22px 22px;
  border-left: 1px solid var(--line-strong);
}

.page-home .tl-node::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 26px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--cyan);
}

.page-home .tl-node:last-child::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-home .tl-ver {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--orange);
}

.page-home .tl-txt {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .78);
  max-width: 34em;
}

/* ---------- 设备场景 ---------- */

.page-home .device-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .device-panel h3 {
  margin: 0 0 16px;
  font-family: var(--font-cond);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-home .device-steps {
  counter-reset: ds;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-home .device-steps li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .8);
}

.page-home .device-steps li::before {
  counter-increment: ds;
  content: counter(ds, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-home .panel--moss .device-steps li::before {
  color: var(--moss);
}

.page-home .device-figure {
  margin-top: clamp(26px, 3.6vw, 42px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(5, 13, 22, .6);
}

.page-home .device-figure img {
  width: 100%;
}

/* ---------- 长期可用 ---------- */

.page-home .steady-list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-home .steady-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .steady-row dt {
  font-size: 16px;
  font-weight: 700;
  color: var(--bone);
}

.page-home .steady-row dt .num {
  margin-left: 10px;
  font-size: 15px;
  color: var(--orange);
}

.page-home .steady-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .78);
  max-width: 54em;
}

/* ---------- 底部入口条 ---------- */

.page-home .exit-bar {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: clamp(52px, 7vw, 92px);
  padding: clamp(24px, 3.4vw, 38px);
  padding-left: clamp(28px, 3.8vw, 42px);
  border: 1px solid rgba(53, 224, 208, .32);
  background: linear-gradient(118deg, rgba(20, 49, 75, .88), rgba(11, 27, 43, .62) 58%, rgba(255, 122, 47, .12));
}

.page-home .exit-bar::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--cyan), var(--orange));
}

.page-home .exit-bar-title {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.3;
  color: var(--bone);
}

.page-home .exit-bar-sub {
  display: block;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-home .exit-bar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 断点 ---------- */

@media (min-width: 760px) {
  .page-home .anchor-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .exit-bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-home .exit-bar-actions {
    justify-content: flex-end;
  }

  .page-home .steady-row {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: 6px 28px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-home .device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .tl {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 26px;
  }

  .page-home .tl-node {
    padding: 26px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line-strong);
  }

  .page-home .tl-node::before {
    left: 0;
    top: -4px;
  }

  .page-home .tl-txt {
    max-width: none;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-home .hero-side {
    gap: 16px;
  }

  .page-home .hero-mini a {
    padding: 13px 16px;
  }
}

@media (min-width: 880px) {
  .page-home .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
  }

  .page-home .path-grid > .path-row:nth-child(even) {
    margin-top: 36px;
  }
}

@media (max-width: 420px) {
  .page-home .path-row {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 18px 15px;
  }

  .page-home .path-go {
    display: none;
  }

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