.page-home {
  --home-gap: clamp(52px, 8vw, 104px);
  background:
    radial-gradient(760px 420px at 92% -4%, rgba(143, 107, 255, .20), transparent 64%),
    radial-gradient(620px 440px at 0% 6%, rgba(37, 244, 212, .12), transparent 62%);
  color: var(--ice);
  overflow-x: hidden;
}

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

/* ---------- 首屏拼贴 ---------- */
.page-home .hero {
  padding-block: clamp(22px, 4vw, 44px) clamp(40px, 7vw, 80px);
}

.page-home .hero-wrap {
  display: grid;
  gap: clamp(30px, 5vw, 54px);
  align-items: center;
}

.page-home .hero-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 10.5vw, 104px);
  line-height: .94;
  letter-spacing: -.045em;
}

.page-home .hero-title__accent {
  background: linear-gradient(96deg, var(--cyan) 6%, var(--purple) 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-home .hero-lead {
  max-width: 46ch;
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: clamp(15px, 2.1vw, 17.5px);
  line-height: 1.75;
  color: var(--ice);
  opacity: .9;
}

.page-home .route-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 34px);
}

.page-home .route-chip {
  display: grid;
  gap: 5px;
  padding: 15px 18px;
  background: var(--deck);
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  text-decoration: none;
  color: inherit;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-home .route-chip--cyan { border-left: 3px solid var(--cyan); }
.page-home .route-chip--amber { border-left: 3px solid var(--amber); }

.page-home .route-chip:hover,
.page-home .route-chip:focus-visible {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 0 18px 36px -26px rgba(37, 244, 212, .8);
}

.page-home .route-chip__device {
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--steel);
}

.page-home .route-chip__verdict {
  font-size: 17px;
  line-height: 1.4;
  color: var(--ice);
}

.page-home .route-chip__note {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--steel);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 30px);
}

.page-home .hero-frame {
  position: relative;
  margin: 0;
  background: var(--deck);
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  box-shadow: var(--shadow-lift);
  transform: rotate(-1.4deg);
}

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

.page-home .hero-frame__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 14px;
  background: rgba(6, 9, 20, .88);
  border-top: 1px solid var(--edge);
  border-right: 1px solid var(--edge);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
}

@media (min-width: 560px) {
  .page-home .route-split { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 940px) {
  .page-home .hero-wrap {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-home .hero-frame { margin-top: 24px; }
}

/* ---------- 通用章节 ---------- */
.page-home .triage,
.page-home .tracks,
.page-home .starter,
.page-home .release,
.page-home .before-play {
  padding-block: var(--home-gap);
}

.page-home .sec-head {
  max-width: 60ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-home .sec-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(27px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
}

.page-home .sec-lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 入口分诊 ---------- */
.page-home .triage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .triage-card {
  position: relative;
  padding: clamp(20px, 3.4vw, 32px);
  background: linear-gradient(160deg, rgba(14, 23, 48, .96), rgba(6, 9, 20, .96));
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-lift);
}

.page-home .triage-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent 72%);
}

.page-home .triage-card--amber::before {
  background: linear-gradient(90deg, var(--amber), transparent 72%);
}

.page-home .triage-card__badge {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home .triage-card--amber .triage-card__badge { color: var(--amber); }

.page-home .triage-card h3 {
  margin: 10px 0 0;
  font-size: clamp(19px, 3.2vw, 25px);
  line-height: 1.25;
  letter-spacing: -.02em;
}

.page-home .step-list {
  display: grid;
  gap: 13px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .step-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ice);
  opacity: .92;
}

.page-home .step-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .06em;
  padding: 1px 7px;
  border: 1px solid rgba(37, 244, 212, .45);
  border-radius: 6px;
  color: var(--cyan);
}

.page-home .triage-card--amber .step-idx {
  border-color: rgba(255, 176, 32, .45);
  color: var(--amber);
}

.page-home .triage-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--edge);
  font-size: 13px;
  color: var(--steel);
}

@media (min-width: 820px) {
  .page-home .triage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

/* ---------- 编号轨道 ---------- */
.page-home .track-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
}

.page-home .track-item {
  position: relative;
  display: block;
  padding: 76px clamp(20px, 3vw, 28px) clamp(20px, 3vw, 26px);
  background: linear-gradient(180deg, rgba(14, 23, 48, .92), rgba(6, 9, 20, .92));
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  text-decoration: none;
  color: inherit;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-home .track-item:hover,
.page-home .track-item:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.page-home .track-node {
  position: absolute;
  top: 18px;
  left: 20px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--cyan);
  color: var(--void);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  box-shadow: 0 0 0 6px rgba(37, 244, 212, .12);
}

.page-home .track-item:nth-child(2) .track-node {
  background: var(--purple);
  color: var(--ice);
  box-shadow: 0 0 0 6px rgba(143, 107, 255, .14);
}

.page-home .track-item:nth-child(3) .track-node {
  background: var(--amber);
  color: var(--void);
  box-shadow: 0 0 0 6px rgba(255, 176, 32, .14);
}

.page-home .track-item h3 {
  margin: 0;
  font-size: 19px;
  letter-spacing: -.01em;
}

.page-home .track-item p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-home .track-go {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-home .track-art {
  margin: clamp(24px, 4vw, 38px) 0 0;
  border: 1px solid var(--edge);
  background: var(--deck);
  border-radius: var(--radius-cut);
  overflow: hidden;
}

.page-home .track-art img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-home .track-art figcaption {
  padding: 10px 16px;
  border-top: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--steel);
}

@media (min-width: 860px) {
  .page-home .track-list {
    position: relative;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-home .track-list::before {
    content: "";
    position: absolute;
    left: 4%;
    right: 4%;
    top: 39px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--purple) 55%, var(--amber));
    opacity: .55;
  }
  .page-home .track-node {
    top: 18px;
    left: 22px;
  }
}

/* ---------- 新手教程 ---------- */
.page-home .starter-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-home .starter-media {
  margin: 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  overflow: hidden;
  background: var(--deck);
}

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

.page-home .starter-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.6vw, 44px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
}

.page-home .starter-lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .lesson-list {
  display: grid;
  gap: 10px;
  margin: 24px 0;
  padding: 0;
  list-style: none;
}

.page-home .lesson-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  background: rgba(14, 23, 48, .74);
  border: 1px solid var(--edge);
  border-left: 2px solid var(--amber);
  border-radius: 0 14px 0 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ice);
}

.page-home .lesson-list .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--amber);
  white-space: nowrap;
}

@media (min-width: 880px) {
  .page-home .starter-wrap {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
  .page-home .starter-media { transform: rotate(1.2deg); }
}

/* ---------- 版本速览 ---------- */
.page-home .release-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 34px);
  align-items: start;
}

.page-home .release-cards {
  display: grid;
  gap: 14px;
}

.page-home .chg {
  display: grid;
  gap: 8px;
  justify-items: start;
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--deck);
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
}

.page-home .chg h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
}

.page-home .chg p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--steel);
}

.page-home .release-media {
  margin: 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  overflow: hidden;
  background: var(--deck);
}

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

.page-home .release-media figcaption {
  padding: 10px 16px;
  border-top: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--purple);
}

.page-home .release-more {
  margin-top: clamp(22px, 3.4vw, 32px);
}

@media (min-width: 900px) {
  .page-home .release-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }
  .page-home .release-media { transform: rotate(-1.2deg); }
}

/* ---------- 开打之前 ---------- */
.page-home .before-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .before-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(180deg, rgba(14, 23, 48, .9), rgba(6, 9, 20, .94));
  border: 1px solid var(--edge);
  border-radius: var(--radius-cut);
  text-decoration: none;
  color: inherit;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-home .before-card:hover,
.page-home .before-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--amber);
}

.page-home .before-card__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--amber);
  opacity: .85;
}

.page-home .before-card h3 {
  margin: 0;
  font-size: 18px;
}

.page-home .before-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--steel);
}

.page-home .before-card__go {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

@media (min-width: 820px) {
  .page-home .before-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .route-chip,
  .page-home .track-item,
  .page-home .before-card { transition: none; }
  .page-home .hero-frame,
  .page-home .starter-media,
  .page-home .release-media { transform: none; }
  .page-home .route-chip:hover,
  .page-home .track-item:hover,
  .page-home .before-card:hover { transform: none; }
}
<<<END>>>
<<<END>>>
<<<END>>>