.page-home {
  background: var(--jl-cream);
  color: var(--jl-ink);
  overflow-x: hidden;
}

/* ===================== 首屏 ===================== */
.page-home .home-hero {
  position: relative;
  background:
    radial-gradient(circle at 84% 8%, rgba(201, 162, 39, .16), transparent 58%),
    linear-gradient(158deg, var(--jl-navy) 0%, var(--jl-navy-2) 100%);
  color: var(--jl-cream);
  border-bottom: 3px solid var(--jl-gold);
  padding: 40px 0 52px;
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: center;
}

.page-home .home-hero__title {
  margin: 14px 0 0;
  font-family: var(--jl-serif);
  font-size: clamp(2rem, 6vw, 3.7rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--jl-cream);
}

.page-home .home-hero__lede {
  margin: 18px 0 0;
  max-width: 32em;
  font-size: 1rem;
  line-height: 1.82;
  color: rgba(244, 241, 234, .82);
}

.page-home .home-hero__facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: .85rem;
  color: rgba(244, 241, 234, .7);
}

.page-home .home-hero__facts li {
  position: relative;
  padding-left: 13px;
}

.page-home .home-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  background: var(--jl-gold);
}

.page-home .home-hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-home .home-hero__viewport {
  position: relative;
  border: 1px solid var(--jl-gold-line);
  background: rgba(7, 24, 33, .7);
  padding: 14px;
  box-shadow: 10px 10px 0 rgba(201, 162, 39, .14);
}

.page-home .home-hero__sky {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: grayscale(.5) brightness(.72) contrast(.95);
  max-width: 100%;
}

.page-home .home-hero__svg {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-hero__readout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 14px;
  background: var(--jl-gold-line-soft);
  border-top: 1px solid var(--jl-gold-line);
}

.page-home .home-hero__readout-item {
  background: rgba(11, 31, 42, .88);
  padding: 12px 10px;
}

.page-home .home-hero__readout-key {
  display: block;
  font-size: .67rem;
  letter-spacing: .14em;
  color: rgba(244, 241, 234, .52);
}

.page-home .home-hero__readout-val {
  display: block;
  margin-top: 6px;
  font-family: var(--jl-serif);
  font-size: 1.12rem;
  color: var(--jl-gold-soft);
}

/* ===================== 通用小标题 ===================== */
.page-home .home-head {
  max-width: 64ch;
  margin-bottom: 30px;
}

.page-home .home-head h2 {
  margin: 10px 0 0;
  font-family: var(--jl-serif);
  font-size: clamp(1.5rem, 3.6vw, 2.15rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--jl-ink);
}

.page-home .home-head p {
  margin: 12px 0 0;
  font-size: .98rem;
  line-height: 1.82;
  color: var(--jl-cool);
}

.page-home .home-head p a {
  color: var(--jl-clay-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--jl-gold-line);
}

.page-home .home-head p a:hover {
  border-bottom-color: var(--jl-gold);
}

.page-home .home-head--invert h2 {
  color: var(--jl-cream);
}

.page-home .home-head--invert p {
  color: rgba(244, 241, 234, .74);
}

/* ===================== 四条服务线 ===================== */
.page-home .home-lines-section {
  position: relative;
  overflow: hidden;
  background: var(--jl-cream);
  padding: 52px 0;
}

.page-home .home-lines__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .13;
  pointer-events: none;
  max-width: 100%;
}

.page-home .home-lines__inner {
  position: relative;
  z-index: 1;
}

.page-home .home-lines {
  border-top: 2px solid var(--jl-ink);
}

.page-home .home-line {
  border-bottom: 1px solid var(--jl-hair);
}

.page-home .home-line:last-of-type {
  border-bottom: 2px solid var(--jl-ink);
}

.page-home .home-line__head {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr) 1.1rem;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 18px 10px;
  background: transparent;
  border: 0;
  border-left: 3px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: background .2s var(--jl-ease), border-color .2s var(--jl-ease);
}

.page-home .home-line__head:hover,
.page-home .home-line__head:focus-visible {
  background: rgba(201, 162, 39, .1);
  border-left-color: var(--jl-gold);
}

.page-home .home-line__head:focus-visible {
  outline: 2px solid var(--jl-gold-soft);
  outline-offset: 2px;
}

.page-home .home-line__no {
  font-family: var(--jl-serif);
  font-size: 1rem;
  line-height: 1.5;
  text-align: center;
  color: var(--jl-gold);
  border: 1px solid var(--jl-gold-line);
}

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

.page-home .home-line__name {
  display: block;
  font-family: var(--jl-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--jl-ink);
}

.page-home .home-line__meta {
  display: block;
  margin-top: 5px;
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--jl-moss-ink);
}

.page-home .home-line__chev {
  position: relative;
  width: 10px;
  height: 10px;
  justify-self: center;
  border-right: 2px solid var(--jl-moss);
  border-bottom: 2px solid var(--jl-moss);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform .2s var(--jl-ease);
}

.page-home .home-line__head[aria-expanded="true"] .home-line__chev {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-home .home-line__panel {
  background: rgba(228, 223, 211, .58);
  border-left: 3px solid var(--jl-gold-line);
}

.page-home .home-line__panel p {
  margin: 0 0 10px;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--jl-ink);
}

.page-home .home-line__panel p:last-child {
  margin-bottom: 0;
  color: var(--jl-cool);
}

/* ===================== 运行状态 ===================== */
.page-home .home-status {
  background: var(--jl-navy);
  color: var(--jl-cream);
  border-top: 3px solid var(--jl-gold);
  border-bottom: 3px solid var(--jl-gold);
  padding: 52px 0;
}

.page-home .home-status__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.page-home .home-status__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--jl-cream-line);
  border: 1px solid var(--jl-gold-line);
}

.page-home .home-stat {
  background: var(--jl-navy-2);
  padding: 18px 16px;
}

.page-home .home-stat__num {
  font-family: var(--jl-serif);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1;
  color: var(--jl-gold-soft);
  font-variant-numeric: tabular-nums;
}

.page-home .home-stat__unit {
  margin-left: 5px;
  font-size: .82rem;
  color: var(--jl-gold);
}

.page-home .home-stat__label {
  display: block;
  margin-top: 10px;
  font-size: .8rem;
  line-height: 1.65;
  color: rgba(244, 241, 234, .7);
}

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

.page-home .home-status__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 430px;
  object-fit: cover;
  border: 1px solid var(--jl-gold-line);
}

.page-home .home-status__figure figcaption {
  margin-top: 10px;
  font-size: .76rem;
  line-height: 1.65;
  color: rgba(244, 241, 234, .55);
}

/* ===================== 场景切片 ===================== */
.page-home .home-scenes {
  background: var(--jl-cream);
  padding: 52px 0;
}

.page-home .home-scenes__list {
  border-top: 2px solid var(--jl-ink);
}

.page-home .home-scene {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--jl-hair);
}

.page-home .home-scene__aside h3 {
  margin: 12px 0 0;
  font-family: var(--jl-serif);
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--jl-ink);
}

.page-home .home-scene__body > p {
  margin: 0 0 16px;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--jl-cool);
}

.page-home .home-scene__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
}

.page-home .home-scene__facts dt {
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--jl-moss-ink);
}

.page-home .home-scene__facts dd {
  margin: 6px 0 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--jl-ink);
}

/* ===================== 版本时间线 ===================== */
.page-home .home-versions {
  background: var(--jl-stone);
  padding: 52px 0;
  border-top: 1px solid var(--jl-hair);
}

.page-home .home-versions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-home .home-timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-timeline__item {
  position: relative;
  padding: 0 0 26px 30px;
}

.page-home .home-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 13px;
  height: 13px;
  box-sizing: border-box;
  background: var(--jl-cream);
  border: 2px solid var(--jl-clay);
}

.page-home .home-timeline__item::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 22px;
  bottom: 0;
  width: 1px;
  background: repeating-linear-gradient(to bottom, var(--jl-gold-line) 0 5px, transparent 5px 11px);
}

.page-home .home-timeline__item:last-child {
  padding-bottom: 0;
}

.page-home .home-timeline__item:last-child::after {
  display: none;
}

.page-home .home-timeline__date {
  display: inline-block;
  font-family: var(--jl-serif);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--jl-clay-ink);
  border: 1px solid var(--jl-gold-line);
  background: rgba(244, 241, 234, .8);
  padding: 3px 9px;
}

.page-home .home-timeline__body h3 {
  margin: 12px 0 0;
  font-family: var(--jl-serif);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--jl-ink);
}

.page-home .home-timeline__body p {
  margin: 9px 0 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--jl-cool);
}

.page-home .home-versions__figure {
  margin: 0;
  border: 2px solid var(--jl-ink);
  background: var(--jl-cream);
  box-shadow: var(--jl-shadow);
}

.page-home .home-versions__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .home-versions__figure figcaption {
  padding: 12px 14px 14px;
  font-size: .78rem;
  line-height: 1.65;
  color: var(--jl-cool);
  border-top: 1px solid var(--jl-hair);
}

/* ===================== 起步路径 ===================== */
.page-home .home-start {
  background: var(--jl-cream);
  padding: 56px 0 68px;
}

.page-home .home-start__list {
  border-top: 2px solid var(--jl-ink);
}

.page-home .home-start__item {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr) 1.1rem;
  align-items: center;
  gap: 14px;
  padding: 22px 6px;
  border-bottom: 1px solid var(--jl-hair);
  text-decoration: none;
  color: var(--jl-ink);
  transition: background .2s var(--jl-ease), padding-left .2s var(--jl-ease);
}

.page-home .home-start__item:hover,
.page-home .home-start__item:focus-visible {
  background: rgba(232, 217, 168, .4);
  padding-left: 14px;
}

.page-home .home-start__item:focus-visible {
  outline: 2px solid var(--jl-gold);
  outline-offset: -2px;
}

.page-home .home-start__no {
  font-family: var(--jl-serif);
  font-size: 1.3rem;
  color: var(--jl-gold);
  border: 1px solid var(--jl-gold-line);
  text-align: center;
  line-height: 1.6;
}

.page-home .home-start__title {
  display: block;
  font-family: var(--jl-serif);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--jl-ink);
}

.page-home .home-start__desc {
  display: block;
  margin-top: 7px;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--jl-cool);
}

.page-home .home-start__go {
  position: relative;
  width: 20px;
  height: 2px;
  background: var(--jl-gold);
  justify-self: center;
}

.page-home .home-start__go::after {
  content: "";
  position: absolute;
  right: 0;
  top: -4px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--jl-gold);
  border-right: 2px solid var(--jl-gold);
  transform: rotate(45deg);
}

.page-home .home-start__foot {
  margin: 26px 0 0;
  font-size: .88rem;
  line-height: 1.85;
  color: var(--jl-cool);
}

.page-home .home-start__foot a {
  color: var(--jl-clay-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--jl-gold-line);
}

.page-home .home-start__foot a:hover {
  border-bottom-color: var(--jl-gold);
}

/* ===================== 平板及以上 ===================== */
@media (min-width: 620px) {
  .page-home .home-hero__readout {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .home-scene {
    grid-template-columns: 4fr 8fr;
    gap: 34px;
  }

  .page-home .home-scene__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero {
    padding: 56px 0 64px;
  }

  .page-home .home-hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 52px;
    padding-block: 18px;
  }

  .page-home .home-status__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-home .home-versions__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-home .home-lines-section,
  .page-home .home-status,
  .page-home .home-scenes,
  .page-home .home-versions {
    padding: 76px 0;
  }

  .page-home .home-start {
    padding: 78px 0 92px;
  }

  .page-home .home-line__head {
    padding: 22px 14px;
    grid-template-columns: 2.8rem minmax(0, 1fr) 1.2rem;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-line__head,
  .page-home .home-line__chev,
  .page-home .home-start__item {
    transition: none;
  }
}
<<<END>>>