.page-home {
  --hm-h2: clamp(1.5rem, 4vw, 2.35rem);
  --hm-pad: 20px;
  overflow-x: clip;
  color: var(--yh-ice);
  font-family: var(--yh-font-body);
  background: var(--yh-space);
}

.page-home .hm-wrap {
  width: 100%;
  max-width: var(--yh-shell);
  margin-inline: auto;
  padding-inline: var(--hm-pad);
}

/* 封面首屏 */
.page-home .hm-hero {
  position: relative;
  padding: 104px 0 52px;
  isolation: isolate;
}
.page-home .hm-hero__aura {
  position: absolute;
  inset: -40px 0 auto 0;
  height: 620px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(460px 320px at 84% 12%, rgba(123, 92, 255, 0.42), transparent 70%),
    radial-gradient(380px 280px at 8% 4%, rgba(255, 106, 43, 0.26), transparent 72%),
    radial-gradient(520px 360px at 62% 88%, rgba(182, 255, 59, 0.12), transparent 76%);
}
.page-home .hm-hero__grid {
  display: grid;
  gap: 34px;
  max-width: var(--yh-shell);
  margin-inline: auto;
  padding-inline: var(--hm-pad);
}
.page-home .hm-hero__title {
  font-family: var(--yh-font-display);
  font-size: clamp(1.8rem, 7.4vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
  margin: 14px 0 18px;
  text-shadow: 0 0 30px rgba(255, 106, 43, 0.26);
}
.page-home .hm-hero__title span {
  color: var(--yh-orange);
}
.page-home .hm-hero__lede {
  max-width: 46ch;
  margin: 0 0 24px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--yh-ink-soft);
}
.page-home .hm-hero__index {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
}
.page-home .hm-jump {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no label"
    "no desc";
  gap: 2px 14px;
  padding: 14px 16px;
  border-radius: var(--yh-radius-sm);
  border: 1px solid var(--yh-line-soft);
  background: linear-gradient(120deg, rgba(27, 47, 90, 0.72), rgba(13, 30, 63, 0.5));
  color: inherit;
  text-decoration: none;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.page-home .hm-jump:hover {
  border-color: rgba(255, 106, 43, 0.6);
  transform: translateX(4px);
}
.page-home .hm-jump__no {
  grid-area: no;
  align-self: center;
  font-family: var(--yh-font-mono);
  font-size: 0.85rem;
  color: var(--yh-orange);
}
.page-home .hm-jump__label {
  grid-area: label;
  font-weight: 600;
  font-size: 0.98rem;
}
.page-home .hm-jump__desc {
  grid-area: desc;
  font-size: 0.86rem;
  color: var(--yh-mist);
}
.page-home .hm-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-home .hm-hero__art {
  position: relative;
  margin: 0;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--yh-line);
  background: var(--yh-midnight);
  box-shadow: 0 34px 80px -46px rgba(123, 92, 255, 0.85);
}
.page-home .hm-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-home .hm-hero__art::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 106, 43, 0.26), transparent 46%, rgba(123, 92, 255, 0.3));
  mix-blend-mode: screen;
}
.page-home .hm-hero__badge {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 1;
  padding: 8px 14px;
  border-radius: var(--yh-pill);
  border: 1px solid var(--yh-line);
  background: rgba(7, 19, 43, 0.78);
  backdrop-filter: blur(10px);
  font-size: 0.8rem;
  color: var(--yh-mist);
}
.page-home .hm-hero__badge .yh-mono {
  color: var(--yh-lime);
}

/* 章节索引条 */
.page-home .hm-toc {
  background: rgba(7, 19, 43, 0.7);
  border-block: 1px solid var(--yh-line-soft);
  backdrop-filter: blur(12px);
}
.page-home .hm-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 8px var(--hm-pad);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-home .hm-toc__list::-webkit-scrollbar {
  display: none;
}
.page-home .hm-toc__link {
  display: inline-block;
  white-space: nowrap;
  padding: 8px 14px;
  border-radius: var(--yh-pill);
  font-size: 0.86rem;
  color: var(--yh-mist);
  text-decoration: none;
}
.page-home .hm-toc__link:hover,
.page-home .hm-toc__link[aria-current="true"] {
  color: var(--yh-ice);
  background: rgba(255, 106, 43, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 106, 43, 0.45);
}

.page-home .hm-slice {
  height: 46px;
  margin-top: 6px;
  background: linear-gradient(100deg, var(--yh-orange) 0 26%, var(--yh-violet) 26% 50%, rgba(182, 255, 59, 0.85) 50% 60%, transparent 60%);
  clip-path: polygon(0 70%, 100% 0, 100% 38%, 0 100%);
}

/* 通用章节 */
.page-home .hm-section {
  padding-block: 56px;
}
.page-home .hm-h2 {
  font-family: var(--yh-font-display);
  font-size: var(--hm-h2);
  line-height: 1.18;
  margin: 12px 0 14px;
}
.page-home .hm-lede {
  max-width: 62ch;
  margin: 0 0 26px;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--yh-ink-soft);
}
.page-home h3 {
  font-family: var(--yh-font-body);
  font-size: 1.06rem;
  font-weight: 600;
  margin: 0 0 10px;
}

/* 账户控制台 */
.page-home .hm-console__grid {
  display: grid;
  gap: 18px;
}
.page-home .hm-console__panel {
  padding: 22px;
  border-radius: var(--yh-radius);
  border: 1px solid var(--yh-line);
  background: linear-gradient(160deg, rgba(27, 47, 90, 0.9), rgba(13, 30, 63, 0.92));
  box-shadow: inset 0 1px 0 rgba(244, 247, 255, 0.08);
}
.page-home .hm-perks {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
}
.page-home .hm-perks li {
  padding: 7px 12px;
  border-radius: var(--yh-pill);
  font-size: 0.82rem;
  color: var(--yh-ice);
  background: rgba(123, 92, 255, 0.18);
  border: 1px solid rgba(123, 92, 255, 0.4);
}
.page-home .hm-perks li.is-lime {
  color: var(--yh-lime);
  background: rgba(182, 255, 59, 0.12);
  border-color: rgba(182, 255, 59, 0.42);
}
.page-home .hm-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--yh-line-soft);
}
.page-home .hm-stats dt {
  font-family: var(--yh-font-mono);
  font-size: 1.3rem;
  color: var(--yh-orange);
}
.page-home .hm-stats dd {
  margin: 2px 0 0;
  font-size: 0.78rem;
  color: var(--yh-mist);
}
.page-home .hm-console__art {
  margin: 0;
  height: 100%;
  border-radius: var(--yh-radius);
  overflow: hidden;
  border: 1px solid var(--yh-line);
}
.page-home .hm-console__art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-home .hm-fold {
  margin-top: 18px;
  border-radius: var(--yh-radius-sm);
  border: 1px solid var(--yh-line-soft);
  background: rgba(13, 30, 63, 0.62);
}
.page-home .hm-fold summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.page-home .hm-fold summary::-webkit-details-marker {
  display: none;
}
.page-home .hm-fold summary::after {
  content: "＋";
  color: var(--yh-orange);
}
.page-home .hm-fold[open] summary::after {
  content: "－";
}
.page-home .hm-fold__body {
  padding: 0 18px 16px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--yh-ink-soft);
}
.page-home .hm-fold__body p {
  margin: 0;
}
.page-home .hm-console__more {
  margin: 18px 0 0;
  font-size: 0.9rem;
  color: var(--yh-mist);
}
.page-home .hm-console__more a {
  color: var(--yh-orange);
}

/* 使用记录时间轴 */
.page-home .hm-timeline {
  list-style: none;
  display: grid;
  gap: 6px;
  margin: 0 0 34px;
  padding: 0;
}
.page-home .hm-timeline li {
  position: relative;
  padding: 4px 0 12px 34px;
}
.page-home .hm-timeline li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 12px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--yh-space);
  border: 2px solid var(--yh-violet);
  box-shadow: 0 0 14px rgba(123, 92, 255, 0.9);
}
.page-home .hm-timeline li::after {
  content: "";
  position: absolute;
  left: 12px;
  top: 26px;
  bottom: 0;
  width: 1px;
  background: var(--yh-line);
}
.page-home .hm-timeline li:last-child::after {
  display: none;
}
.page-home .hm-timeline li.is-latest::before {
  border-color: var(--yh-lime);
  box-shadow: 0 0 18px rgba(182, 255, 59, 0.9);
}
.page-home .hm-timeline__date {
  display: block;
  margin-bottom: 4px;
  font-family: var(--yh-font-mono);
  font-size: 0.9rem;
  color: var(--yh-orange);
}
.page-home .hm-timeline li.is-latest .hm-timeline__date {
  color: var(--yh-lime);
}
.page-home .hm-timeline__text {
  display: block;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--yh-mist);
}
.page-home .hm-records__grid {
  display: grid;
  gap: 24px;
}
.page-home .hm-records__art {
  margin: 0;
  border-radius: var(--yh-radius);
  overflow: hidden;
  border: 1px solid var(--yh-line);
}
.page-home .hm-records__art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-home .hm-points {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
}
.page-home .hm-points li {
  position: relative;
  padding-left: 22px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--yh-ink-soft);
}
.page-home .hm-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: linear-gradient(90deg, var(--yh-orange), var(--yh-violet));
}

/* 多端与换机 */
.page-home .hm-devices__grid {
  display: grid;
  gap: 26px;
}
.page-home .hm-devices__art {
  margin: 0;
  border-radius: var(--yh-radius);
  overflow: hidden;
  border: 1px solid var(--yh-line);
  box-shadow: 0 28px 60px -44px rgba(255, 106, 43, 0.9);
}
.page-home .hm-devices__art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 支持与联系 */
.page-home .hm-support__grid {
  display: grid;
  gap: 18px;
}
.page-home .hm-support__card {
  padding: 24px;
  border-radius: var(--yh-radius);
  border: 1px solid var(--yh-line);
  background: linear-gradient(150deg, rgba(255, 106, 43, 0.18), rgba(123, 92, 255, 0.14) 52%, rgba(13, 30, 63, 0.92));
}
.page-home .hm-contact {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
}
.page-home .hm-contact > div {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--yh-line-soft);
}
.page-home .hm-contact dt {
  font-size: 0.82rem;
  color: var(--yh-mist);
}
.page-home .hm-contact dd {
  margin: 0;
  font-size: 0.94rem;
  overflow-wrap: anywhere;
}
.page-home .hm-copy {
  margin-top: 4px;
}
.page-home .hm-support__links {
  display: grid;
  gap: 12px;
  align-content: start;
}
.page-home .hm-linkcard {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: var(--yh-radius-sm);
  border: 1px solid var(--yh-line-soft);
  background: rgba(13, 30, 63, 0.7);
  color: var(--yh-ice);
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.page-home .hm-linkcard span {
  font-weight: 400;
  font-size: 0.86rem;
  color: var(--yh-mist);
}
.page-home .hm-linkcard:hover {
  border-color: rgba(255, 106, 43, 0.6);
  transform: translateY(-2px);
}
.page-home .hm-numbers {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 26px 0 0;
  padding: 18px 20px;
  border-radius: var(--yh-radius);
  border: 1px solid var(--yh-line-soft);
  background: rgba(13, 30, 63, 0.55);
}
.page-home .hm-numbers__num {
  display: block;
  font-family: var(--yh-font-mono);
  font-size: 1.35rem;
  color: var(--yh-orange);
}
.page-home .hm-numbers__k {
  display: block;
  margin-top: 2px;
  font-size: 0.8rem;
  color: var(--yh-mist);
}

/* 桌面布局 */
@media (min-width: 820px) {
  .page-home .hm-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }
  .page-home .hm-timeline li {
    padding: 30px 20px 0 0;
  }
  .page-home .hm-timeline li::before {
    left: 0;
    top: 6px;
  }
  .page-home .hm-timeline li::after {
    left: 14px;
    right: -4px;
    top: 10px;
    bottom: auto;
    width: auto;
    height: 1px;
  }
  .page-home .hm-numbers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hm-console__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }
  .page-home .hm-records__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 40px;
  }
  .page-home .hm-devices__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    align-items: center;
    gap: 44px;
  }
  .page-home .hm-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-home .hm-hero {
    padding: 132px 0 76px;
  }
  .page-home .hm-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
    gap: 54px;
  }
  .page-home .hm-toc {
    position: sticky;
    top: 88px;
    z-index: 6;
    width: max-content;
    max-width: calc(100% - 40px);
    margin: 10px auto 0;
    border: 1px solid var(--yh-line);
    border-radius: var(--yh-pill);
  }
  .page-home .hm-toc__list {
    padding: 6px 10px;
  }
  .page-home .hm-section {
    padding-block: 84px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hm-jump,
  .page-home .hm-linkcard {
    transition: none;
  }
  .page-home .hm-jump:hover,
  .page-home .hm-linkcard:hover {
    transform: none;
  }
}
<<<END>>>