.page-home {
  --hm-pad: clamp(18px, 2.4vw, 30px);
}

/* ---------- 页面上下文 ---------- */
.page-home .hm-context {
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-home .hm-context__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--ly-font-body);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ly-mist);
}

.page-home .hm-context__list li + li::before {
  content: "／";
  margin-right: 10px;
  color: var(--ly-grid);
}

.page-home .hm-context__list a {
  color: var(--ly-mist);
  text-decoration: none;
  transition: color 200ms var(--ly-ease);
}

.page-home .hm-context__list a:hover,
.page-home .hm-context__list a:focus-visible {
  color: var(--ly-cyan);
}

.page-home .hm-context__list [aria-current="page"] {
  color: var(--ly-ink);
}

/* ---------- 首屏导语 ---------- */
.page-home .hm-hero__intro {
  max-width: 68ch;
}

.page-home .hm-hero__title {
  margin: 14px 0 0;
  font-family: var(--ly-font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.2vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--ly-ink);
}

.page-home .hm-hero__lede {
  margin: 22px 0 0;
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  line-height: 1.85;
  color: var(--ly-mist);
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hm-collage {
  margin-top: clamp(34px, 5.5vw, 68px);
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "media"
    "count"
    "taga"
    "tagb"
    "strip";
  background: var(--ly-grid);
  border: 1px solid var(--ly-grid);
}

.page-home .hm-collage > * {
  margin: 0;
  padding: var(--hm-pad);
  min-width: 0;
  background: var(--ly-abyss);
}

.page-home .hm-collage__media {
  grid-area: media;
  position: relative;
  padding: 0;
  min-height: 240px;
  overflow: hidden;
}

.page-home .hm-collage__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
  filter: saturate(0.62) brightness(0.84);
}

.page-home .hm-collage__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 18, 30, 0.12) 0%, rgba(5, 18, 30, 0.82) 100%);
}

.page-home .hm-media__cap {
  position: absolute;
  left: var(--hm-pad);
  right: var(--hm-pad);
  bottom: var(--hm-pad);
  z-index: 1;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ly-cyan);
}

.page-home .hm-collage__count {
  grid-area: count;
  background: var(--ly-panel);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.page-home .hm-bignum {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0;
  font-family: var(--ly-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(3.2rem, 17vw, 9.5rem);
  line-height: 0.86;
  letter-spacing: -0.05em;
  color: var(--ly-cyan);
  margin-left: -0.03em;
}

.page-home .hm-bignum__unit {
  font-size: 0.34em;
  letter-spacing: 0;
  color: var(--ly-electric);
}

.page-home .hm-bignum__cap {
  margin: 0;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ly-mist);
}

.page-home .hm-collage__tag {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .hm-tagtext {
  margin: 0;
  font-family: var(--ly-font-display);
  font-weight: 800;
  font-size: clamp(1rem, 2.1vw, 1.5rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ly-ink);
}

.page-home .hm-collage__tag--b .hm-tagtext {
  color: var(--ly-lemon);
}

.page-home .hm-collage__strip {
  grid-area: strip;
  overflow: hidden;
}

.page-home .hm-strip {
  display: flex;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-home .hm-strip__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 118px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--ly-grid);
}

.page-home .hm-strip__key {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ly-cyan);
}

.page-home .hm-strip__val {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ly-mist);
}

/* ---------- 轮次时间轴 ---------- */
.page-home .hm-journey__band {
  position: relative;
  margin: clamp(26px, 4vw, 46px) 0 clamp(32px, 5vw, 60px);
  height: clamp(110px, 17vw, 210px);
  overflow: hidden;
  border-top: 1px solid var(--ly-grid);
  border-bottom: 1px solid var(--ly-grid);
}

.page-home .hm-journey__band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.48) brightness(0.68);
}

.page-home .hm-journey__band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(90deg, rgba(22, 224, 200, 0.18) 0 1px, transparent 1px 72px),
    linear-gradient(180deg, rgba(5, 18, 30, 0.3) 0%, rgba(5, 18, 30, 0.92) 100%);
}

.page-home .hm-journey__rail {
  min-width: 0;
}

.page-home .hm-rail__inner {
  min-width: 0;
}

.page-home .hm-rail {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-home .hm-rail__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-home .hm-rail__link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid var(--ly-grid);
  color: var(--ly-mist);
  text-decoration: none;
  transition: color 200ms var(--ly-ease), border-color 200ms var(--ly-ease), background-color 200ms var(--ly-ease);
}

.page-home .hm-rail__link:hover,
.page-home .hm-rail__link:focus-visible {
  color: var(--ly-ink);
  border-color: var(--ly-electric);
}

.page-home .hm-rail__link.is-current {
  color: var(--ly-ink);
  border-color: var(--ly-cyan);
  background: var(--ly-panel);
}

.page-home .hm-rail__no {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ly-cyan);
}

.page-home .hm-rail__link.is-current .hm-rail__no {
  color: var(--ly-electric);
}

.page-home .hm-rail__name {
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-home .hm-journey__stream {
  min-width: 0;
}

.page-home .hm-round {
  background: var(--ly-panel);
  border: 1px solid var(--ly-grid);
  border-top-width: 2px;
  padding: clamp(20px, 3vw, 32px);
  transition: border-color 220ms var(--ly-ease);
}

.page-home .hm-round + .hm-round {
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-home .hm-round:hover,
.page-home .hm-round:focus-within {
  border-color: var(--ly-cyan);
}

.page-home .hm-round__title {
  margin: 10px 0 0;
  font-family: var(--ly-font-display);
  font-weight: 800;
  font-size: clamp(1.12rem, 2vw, 1.5rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ly-ink);
}

.page-home .hm-round__text {
  margin: 14px 0 0;
  max-width: var(--ly-measure);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ly-mist);
}

.page-home .hm-round__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  background: var(--ly-grid);
  border: 1px solid var(--ly-grid);
}

.page-home .hm-round__facts > div {
  background: var(--ly-abyss);
  padding: 12px 14px;
}

.page-home .hm-round__facts dt {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ly-mist);
}

.page-home .hm-round__facts dd {
  margin: 6px 0 0;
  font-family: var(--ly-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.05rem;
  color: var(--ly-ink);
}

/* ---------- 三大模块 ---------- */
.page-home .hm-modules__grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 48px);
  background: var(--ly-grid);
  border: 1px solid var(--ly-grid);
}

.page-home .hm-module {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 36px);
  background: var(--ly-abyss);
  min-width: 0;
}

.page-home .hm-module--setpiece {
  background: var(--ly-panel);
}

.page-home .hm-module__title {
  margin: 0;
  font-family: var(--ly-font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.32;
  color: var(--ly-ink);
}

.page-home .hm-module__text {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ly-mist);
}

.page-home .hm-module__media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--ly-grid);
}

.page-home .hm-module__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.6) brightness(0.82);
}

.page-home .hm-module__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hm-module__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ly-mist);
}

.page-home .hm-module__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 1px;
  background: var(--ly-cyan);
}

/* ---------- 四大洲覆盖 ---------- */
.page-home .hm-continents__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: end;
}

.page-home .hm-continents__media {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--ly-grid);
}

.page-home .hm-continents__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.52) brightness(0.76);
}

.page-home .hm-continents__band {
  display: flex;
  gap: 1px;
  margin-top: clamp(30px, 4vw, 54px);
  border-top: 1px solid var(--ly-grid);
  border-bottom: 1px solid var(--ly-grid);
  background: var(--ly-grid);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .hm-cont {
  flex: 0 0 min(248px, 76vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ly-abyss);
}

.page-home .hm-cont__name {
  margin: 0;
  font-family: var(--ly-font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: var(--ly-ink);
}

.page-home .hm-cont__num {
  margin: 0;
  font-family: var(--ly-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(2.2rem, 6.6vw, 3.2rem);
  line-height: 1;
  color: var(--ly-cyan);
}

.page-home .hm-cont:nth-child(2) .hm-cont__num {
  color: var(--ly-electric);
}

.page-home .hm-cont:nth-child(3) .hm-cont__num {
  color: var(--ly-coral);
}

.page-home .hm-cont:nth-child(4) .hm-cont__num {
  color: var(--ly-lemon);
}

.page-home .hm-cont__cap {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ly-mist);
}

.page-home .hm-cont__sub {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--ly-grid-soft);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ly-mist);
}

.page-home .hm-cont__sub .ly-num {
  color: var(--ly-ink);
}

/* ---------- 档案入口 ---------- */
.page-home .hm-doors {
  display: grid;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 46px);
  background: var(--ly-grid);
  border: 1px solid var(--ly-grid);
}

.page-home .hm-door {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(24px, 3.4vw, 40px);
  background: var(--ly-abyss);
  color: var(--ly-ink);
  text-decoration: none;
  transition: background-color 220ms var(--ly-ease);
}

.page-home .hm-door:hover,
.page-home .hm-door:focus-visible {
  background: var(--ly-panel);
}

.page-home .hm-door__num {
  font-family: var(--ly-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(2rem, 5.4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ly-cyan);
}

.page-home .hm-door:last-child .hm-door__num {
  color: var(--ly-coral);
}

.page-home .hm-door__title {
  margin: 0;
  font-family: var(--ly-font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  color: var(--ly-ink);
}

.page-home .hm-door__text {
  margin: 0;
  max-width: var(--ly-measure);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ly-mist);
}

.page-home .hm-door__cta {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  min-height: 44px;
  margin-top: 4px;
  padding: 0 20px;
  border: 1px solid var(--ly-grid);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--ly-cyan);
  transition: border-color 220ms var(--ly-ease), color 220ms var(--ly-ease);
}

.page-home .hm-door:hover .hm-door__cta,
.page-home .hm-door:focus-visible .hm-door__cta {
  border-color: var(--ly-cyan);
  color: var(--ly-ink);
}

/* ---------- 更新节奏 ---------- */
.page-home .hm-rhythm__list {
  display: grid;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 46px);
  background: var(--ly-grid);
  border: 1px solid var(--ly-grid);
}

.page-home .hm-rhythm__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ly-abyss);
}

.page-home .hm-rhythm__item > p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ly-mist);
}

.page-home .hm-rhythm__more {
  margin: clamp(24px, 3vw, 36px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ly-mist);
}

.page-home .hm-rhythm__more a {
  color: var(--ly-electric);
  text-decoration: underline;
  text-decoration-color: var(--ly-grid);
  text-underline-offset: 4px;
}

.page-home .hm-rhythm__more a:hover,
.page-home .hm-rhythm__more a:focus-visible {
  color: var(--ly-cyan);
  text-decoration-color: var(--ly-cyan);
}

/* ---------- 页尾窄条 ---------- */
.page-home .hm-legal {
  margin-top: clamp(56px, 8vw, 104px);
  border-top: 1px solid var(--ly-grid);
  background: linear-gradient(180deg, rgba(14, 58, 44, 0.5) 0%, rgba(5, 18, 30, 0) 100%);
}

.page-home .hm-legal__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.page-home .hm-legal__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ly-ink);
}

.page-home .hm-legal__key {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ly-mist);
}

/* ---------- 断点：平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-home .hm-doors {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .hm-collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-areas:
      "media media media count count count count count count count count count"
      "media media media taga taga taga tagb tagb tagb strip strip strip";
    grid-template-rows: auto auto;
  }

  .page-home .hm-collage__media {
    min-height: 100%;
  }

  .page-home .hm-collage__media img {
    min-height: 100%;
  }

  .page-home .hm-collage__strip {
    overflow: visible;
  }

  .page-home .hm-strip {
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .page-home .hm-rail {
    flex-direction: column;
    gap: 2px;
    overflow-x: visible;
  }

  .page-home .hm-rail__item {
    flex: 1 1 auto;
  }

  .page-home .hm-rail__link {
    border: 0;
    border-left: 1px solid var(--ly-grid);
    padding-left: 22px;
  }

  .page-home .hm-rail__link::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 50%;
    width: 9px;
    height: 9px;
    transform: translateY(-50%) rotate(45deg);
    background: var(--ly-grid);
    transition: background-color 220ms var(--ly-ease);
  }

  .page-home .hm-rail__link:hover::before {
    background: var(--ly-electric);
  }

  .page-home .hm-rail__link.is-current {
    background: transparent;
    border-left-color: var(--ly-cyan);
  }

  .page-home .hm-rail__link.is-current::before {
    background: var(--ly-cyan);
  }

  .page-home .hm-rail__inner {
    position: sticky;
    top: 108px;
  }

  .page-home .hm-journey__grid {
    align-items: start;
  }

  .page-home .hm-modules__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .hm-module--time {
    grid-column: span 4;
  }

  .page-home .hm-module--setpiece {
    grid-column: span 5;
  }

  .page-home .hm-module--bench {
    grid-column: span 3;
  }

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

@media (min-width: 1080px) {
  .page-home .hm-rhythm__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .hm-rail__link,
  .page-home .hm-round,
  .page-home .hm-door,
  .page-home .hm-door__cta,
  .page-home .hm-rail__link::before {
    transition: none;
  }
}
<<<END>>>