.page-home {
  --home-soft-ink: #3a3c40;
  --home-on-dark: rgba(247, 242, 233, .84);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  overflow-x: hidden;
}

/* ---------- 站点上下文提示 ---------- */
.page-home .page-context {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem 1.25rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--mist);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .page-context__k {
  color: var(--clay);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding-top: clamp(2.25rem, 5vw, 3.5rem);
  padding-bottom: clamp(4.5rem, 9vw, 7.5rem);
  background: linear-gradient(122deg, var(--clay) 0%, var(--clay-deep) 52%, #3a1206 100%);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .32;
}

.page-home .hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(127, 209, 193, .12) 0 1px, transparent 1px 8px);
}

.page-home .hero__inner {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.page-home .hero__kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--brass-soft);
}

.page-home .hero h1 {
  margin: 0 0 1.25rem;
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-home .hero__lede {
  margin: 0 0 1.75rem;
  max-width: 48ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--home-on-dark);
}

.page-home .hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* 版本切换面板 */
.page-home .hero__panel {
  padding: 1.25rem clamp(1rem, 2vw, 1.5rem) 1.5rem;
  background: var(--paper-lift);
  border: 1px solid var(--line-brass);
  box-shadow: 10px 10px 0 rgba(23, 24, 26, .26);
}

.page-home .hero__panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: .7rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .hero__panel-k {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .hero__panel-badge {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--jade-deep);
  background: var(--jade-soft);
  border: 1px solid var(--brass);
  padding: .1rem .5rem;
}

.page-home .hero__panel-sub {
  margin: .8rem 0 .35rem;
  font-size: .82rem;
  color: var(--mist);
}

.page-home .vlist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .vlist li {
  display: grid;
  grid-template-columns: 3.9rem minmax(0, 1fr);
  column-gap: .75rem;
  padding: .6rem .45rem;
  border-bottom: 1px dashed var(--line-soft);
  transition: background-color .2s ease;
}

.page-home .vlist li:last-child {
  border-bottom: 0;
}

.page-home .vlist li:hover {
  background: var(--clay-soft);
}

.page-home .vlist__no {
  grid-row: 1;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  color: var(--jade-deep);
  letter-spacing: .02em;
}

.page-home .vlist__name {
  grid-column: 2;
  margin: 0;
  font-size: .92rem;
  font-weight: 700;
}

.page-home .vlist__desc {
  grid-column: 2;
  margin: .15rem 0 0;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .hero__panel-hint {
  margin: 1rem 0 0;
  padding-left: .7rem;
  border-left: 2px solid var(--brass);
  font-size: .78rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 区块通用 ---------- */
.page-home .sec {
  padding: clamp(2.75rem, 6vw, 5rem) 0;
}

.page-home .sec--lift {
  background: var(--paper-lift);
}

.page-home .sec--deep {
  background: var(--jade-deep);
  color: var(--paper);
}

.page-home .sec-head {
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-home .sec-head__no {
  display: block;
  margin-bottom: .65rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--brass);
}

.page-home .sec-head__title {
  margin: 0 0 .65rem;
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--clay-deep);
}

.page-home .sec-head__note {
  margin: 0;
  max-width: 56ch;
  font-size: .95rem;
  color: var(--mist);
}

.page-home .sec--deep .sec-head__title {
  color: var(--paper);
}

.page-home .sec--deep .sec-head__note {
  color: rgba(247, 242, 233, .74);
}

.page-home .sec--deep .sec-head__no {
  color: var(--scan);
}

/* ---------- 版本时间轴 ---------- */
.page-home .tl {
  display: grid;
  gap: 2rem;
}

.page-home .tl__plaque {
  padding: .5rem;
  background: var(--paper-lift);
  border: 1px solid var(--line-brass);
}

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

.page-home .tl__aside-note {
  margin: 1rem 0 0;
  padding-left: .8rem;
  border-left: 2px solid var(--brass-soft);
  font-size: .84rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .vstack {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .vcard {
  position: relative;
  display: grid;
  gap: .65rem;
  padding: 1.15rem 1.15rem 1.25rem 1.35rem;
  background: var(--paper-lift);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--brass);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-home .vcard:hover {
  border-color: var(--brass);
  box-shadow: 7px 7px 0 rgba(194, 137, 60, .22);
}

.page-home .vcard__meta {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  font-family: var(--font-mono);
}

.page-home .vcard__key {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--clay);
}

.page-home .vcard__year {
  font-size: .78rem;
  color: var(--mist);
}

.page-home .vcard__body h3 {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}

.page-home .vcard__body p {
  margin: 0;
  font-size: .92rem;
  color: var(--home-soft-ink);
}

.page-home .tl__code {
  margin: 1.25rem 0 0;
  padding: .85rem 1rem;
  background: var(--jade-soft);
  border-left: 3px solid var(--jade);
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--jade-deep);
}

/* ---------- 费用双卡 ---------- */
.page-home .cost-grid {
  display: grid;
  gap: 1.5rem;
}

.page-home .cost-card {
  padding: 1.6rem clamp(1.25rem, 2.4vw, 2rem) 1.85rem;
  background: var(--paper-lift);
  border: 1px solid var(--line-brass);
}

.page-home .cost-card--clay {
  border-top: 6px solid var(--clay);
}

.page-home .cost-card--jade {
  border-top: 6px solid var(--jade);
  background: var(--jade-soft);
}

.page-home .cost-card__k {
  margin: 0 0 .8rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--jade-deep);
}

.page-home .cost-card h3 {
  margin: 0 0 .85rem;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 800;
  line-height: 1.28;
  color: var(--ink);
}

.page-home .cost-card > p {
  margin: 0 0 1.1rem;
  font-size: .93rem;
  color: var(--home-soft-ink);
}

.page-home .cost-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-home .cost-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: .89rem;
  color: var(--home-soft-ink);
}

.page-home .cost-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: .55rem;
  height: 2px;
  background: var(--brass);
}

/* ---------- 三种身份 ---------- */
.page-home .roles {
  display: grid;
  border-top: 1px solid var(--line-soft);
}

.page-home .role {
  display: grid;
  gap: .5rem 1.5rem;
  padding: 1.4rem .6rem;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .2s ease;
}

.page-home .role:hover {
  background: var(--clay-soft);
}

.page-home .role__no {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--brass);
}

.page-home .role__title {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--clay-deep);
}

.page-home .role__text {
  margin: 0;
  max-width: 62ch;
  font-size: .9rem;
  color: var(--home-soft-ink);
}

.page-home .role__go {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--jade);
  text-decoration: none;
  border-bottom: 2px solid var(--brass-soft);
  padding-bottom: 2px;
  transition: color .2s ease, border-color .2s ease;
}

.page-home .role__go:hover {
  color: var(--jade-deep);
  border-color: var(--brass);
}

/* ---------- 历史批次 ---------- */
.page-home .batch {
  display: grid;
  gap: 2rem;
}

.page-home .batch__media {
  padding: .5rem;
  background: var(--paper);
  border: 1px solid var(--line-brass);
}

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

.page-home .batch__filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0 0 1.25rem;
}

.page-home .chip {
  display: inline-flex;
  align-items: center;
  padding: .35rem .85rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--jade-deep);
  background: var(--jade-soft);
  border: 1px solid transparent;
  text-decoration: none;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}

.page-home .chip:hover {
  background: var(--brass-soft);
  border-color: var(--brass);
}

.page-home .chip[aria-current="true"] {
  background: var(--jade);
  border-color: var(--jade-deep);
  color: var(--paper);
}

.page-home .batch__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}

.page-home .batch__list li {
  display: grid;
  gap: .2rem .9rem;
  padding: .8rem 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-home .batch__when {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--brass);
}

.page-home .batch__what {
  margin: 0;
  font-size: .91rem;
  color: var(--home-soft-ink);
}

/* ---------- 服务保障 ---------- */
.page-home .guard {
  display: grid;
  gap: 2rem;
}

.page-home .guard__fig {
  padding: .5rem;
  border: 1px solid rgba(194, 137, 60, .5);
  background: rgba(9, 74, 64, .45);
}

.page-home .guard__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-home .guard__list {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .guard__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .9rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(247, 242, 233, .16);
}

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

.page-home .guard__key {
  padding-top: .2rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--scan);
  white-space: nowrap;
}

.page-home .guard__val {
  margin: 0;
  font-size: .93rem;
  color: var(--home-on-dark);
}

.page-home .guard__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-home .sec--deep .btn--ghost {
  color: var(--paper);
  border-color: var(--brass);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .batch__list li {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-home .role {
    grid-template-columns: 3.5rem minmax(0, 1fr) auto;
    align-items: center;
    padding: 1.5rem .9rem;
  }

  .page-home .role__no {
    padding-top: 0;
  }
}

@media (min-width: 920px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 3.5rem;
  }

  .page-home .guard {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 3rem;
    align-items: center;
  }

  .page-home .cost-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    gap: 1.75rem;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .tl {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: 3.25rem;
    align-items: start;
  }

  .page-home .tl__aside {
    position: sticky;
    top: 6rem;
  }

  .page-home .vcard {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: start;
    gap: .4rem 1.5rem;
    padding: 1.35rem 1.5rem 1.45rem;
  }

  .page-home .vcard__meta {
    flex-direction: column;
    gap: .1rem;
  }

  .page-home .vstack > .vcard:nth-child(even) {
    margin-left: 1.75rem;
  }

  .page-home .batch {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
  }
}