.page-home {
  background: var(--c-cream);
}

/* ===== 首屏 hero ===== */
.page-home .home-hero {
  position: relative;
  padding: 3rem 0 2.5rem;
  overflow: hidden;
  background: var(--c-cream);
}

.page-home .home-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(201, 162, 39, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 162, 39, 0.07) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 2;
}

.page-home .home-hero__eyebrow {
  margin-bottom: 0.75rem;
  color: var(--c-red);
  font-weight: 500;
  letter-spacing: 0.14em;
}

.page-home .home-hero__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  line-height: 1.16;
  color: var(--c-brown);
}

.page-home .home-hero__title-sep {
  color: var(--c-gold);
  margin: 0 0.15em;
}

.page-home .home-hero__title-accent {
  display: block;
  color: var(--c-gold);
}

.page-home .home-hero__lede {
  max-width: 60ch;
  margin: 0;
  color: var(--c-charcoal);
  line-height: 1.85;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-home .home-hero__visual {
  position: relative;
  z-index: 1;
  margin-top: 2.5rem;
  max-width: 520px;
  border: 1px solid var(--c-light-gold);
  background: var(--c-ivory);
}

.page-home .home-hero__visual::before {
  content: "";
  position: absolute;
  inset: -8px -8px 8px 8px;
  border: 1px solid var(--c-light-gold);
  z-index: 0;
  pointer-events: none;
}

.page-home .home-hero__visual img {
  display: block;
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .home-hero__coin {
  position: absolute;
  z-index: 3;
  color: var(--c-gold);
  font-family: var(--font-display);
  font-size: 1.6rem;
  opacity: 0.55;
}

.page-home .home-hero__coin--one {
  top: 12%;
  right: 8%;
}

.page-home .home-hero__coin--two {
  bottom: 8%;
  left: 6%;
}

.page-home .home-hero__ingot {
  position: absolute;
  z-index: 3;
  right: 16%;
  bottom: 20%;
  color: var(--c-red);
  font-size: 1.1rem;
  opacity: 0.5;
}

@media (prefers-reduced-motion: no-preference) {
  .page-home .home-hero__coin--one {
    animation: home-float 5.5s ease-in-out infinite;
  }
  .page-home .home-hero__coin--two {
    animation: home-float 4.2s ease-in-out 0.8s infinite;
  }
  .page-home .home-hero__ingot {
    animation: home-float 6s ease-in-out 0.4s infinite;
  }
}

@keyframes home-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ===== 面包屑 ===== */
.page-home .breadcrumb {
  padding-top: 1rem;
  padding-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--c-deep-gold);
}

/* ===== 通用 section 头部 ===== */
.page-home .home-section-head,
.page-home .home-sync__header,
.page-home .home-members__head,
.page-home .home-trust__head {
  position: relative;
  padding: 3rem 0 1.5rem;
}

.page-home .home-section-head__content {
  flex: 1;
}

.page-home .home-section-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--c-gold);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-gold);
  background: var(--c-ivory);
}

.page-home .home-section-title {
  margin: 0.25rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-brown);
}

.page-home .home-section-lede {
  max-width: 64ch;
  color: var(--c-charcoal);
  line-height: 1.75;
}

/* ===== 01 栏目清单 ===== */
.page-home .home-columns {
  padding-bottom: 2rem;
}

.page-home .home-columns__list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-home .home-column-item {
  position: relative;
  padding: 1.5rem;
  border: 1px solid var(--c-light-gold);
  background: var(--c-ivory);
}

.page-home .home-column-item__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 1rem;
  background: var(--c-gold);
  color: var(--c-ivory);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
}

.page-home .home-column-item__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-brown);
}

.page-home .home-column-item__text {
  color: var(--c-charcoal);
  line-height: 1.75;
}

.page-home .home-column-item__link {
  display: inline-block;
  margin-top: 0.75rem;
  font-weight: 500;
  color: var(--c-red);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-home .home-column-item__link:hover {
  border-bottom-color: var(--c-red);
}

.page-home .home-column-item__media {
  margin-top: 1.25rem;
  border: 1px solid var(--c-light-gold);
}

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

.page-home .home-column-item__stats {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 1.25rem;
  min-height: 160px;
  padding: 1.5rem 1rem;
  text-align: center;
  border: 1px solid var(--c-gold);
  background: var(--c-cream);
}

.page-home .home-column-item__stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--c-gold);
}

.page-home .home-column-item__stat-label {
  margin-top: 0.5rem;
  color: var(--c-deep-gold);
  font-size: 0.875rem;
}

/* ===== 02 周五更新 ===== */
.page-home .home-update {
  margin: 2.5rem 0 0;
  padding: 2.5rem 0;
  background: var(--c-brown);
}

.page-home .home-update__inner {
  display: grid;
  gap: 1.5rem;
}

.page-home .home-section-index--dark {
  border-color: var(--c-gold);
  background: var(--c-brown);
  color: var(--c-gold);
}

.page-home .home-update .eyebrow {
  color: var(--c-light-gold);
}

.page-home .home-section-title--light {
  color: var(--c-ivory);
}

.page-home .home-update__desc {
  max-width: 60ch;
  color: var(--c-light-gold);
  line-height: 1.8;
}

.page-home .home-update__list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-update__list li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.6rem;
  color: var(--c-ivory);
  line-height: 1.7;
}

.page-home .home-update__list li::before {
  content: "";
  position: absolute;
  top: 0.85em;
  left: 0;
  width: 0.6em;
  height: 0.6em;
  background: var(--c-gold);
}

.page-home .home-update__digest {
  margin-top: 1.25rem;
  padding: 1.25rem;
  border-left: 3px solid var(--c-gold);
  background: rgba(201, 162, 39, 0.08);
}

.page-home .home-update__digest-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--c-gold);
}

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

.page-home .home-update__digest-list li {
  padding: 0.25rem 0;
  color: var(--c-ivory);
  line-height: 1.6;
  font-size: 0.9375rem;
}

.page-home .home-update .button {
  margin-top: 1.5rem;
}

.page-home .home-update__media {
  border: 1px solid var(--c-gold);
}

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

/* ===== 03 三步同步 ===== */
.page-home .home-sync {
  background: var(--c-cream);
  padding: 2.5rem 0;
}

.page-home .home-sync__content {
  margin-top: 1.5rem;
}

.page-home .home-sync__media {
  border: 1px solid var(--c-light-gold);
  background: var(--c-ivory);
}

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

.page-home .home-sync__steps {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-home .home-sync__step {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  border: 1px solid var(--c-light-gold);
  background: var(--c-ivory);
}

.page-home .home-sync__step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 2.4rem;
  height: 2.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--c-gold);
  border: 1px solid var(--c-gold);
  background: var(--c-cream);
}

.page-home .home-sync__step-body h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-brown);
}

.page-home .home-sync__step-body p {
  margin: 0;
  color: var(--c-charcoal);
  line-height: 1.7;
}

/* ===== 04 会员适配明细 ===== */
.page-home .home-members {
  padding: 2.5rem 0;
  background: var(--c-ivory);
  border-top: 1px solid var(--c-light-gold);
  border-bottom: 1px solid var(--c-light-gold);
}

.page-home .home-members__lede {
  max-width: 64ch;
  color: var(--c-charcoal);
  line-height: 1.75;
}

.page-home .home-members__cards {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-home .home-members__cards .card {
  margin: 0;
  padding: 1.25rem;
  border: 1px solid var(--c-light-gold);
  background: var(--c-cream);
}

.page-home .home-members__cards .card--gold {
  border-color: var(--c-gold);
  background: var(--c-ivory);
  box-shadow: inset 0 0 0 1px var(--c-gold);
}

.page-home .home-members__cards .card-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-brown);
}

.page-home .home-members__cards .card-text {
  color: var(--c-charcoal);
  line-height: 1.7;
}

.page-home .home-members__actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ===== 05 信任区 ===== */
.page-home .home-trust {
  background: var(--c-brown);
  padding: 2.5rem 0;
}

.page-home .home-trust__head {
  padding-bottom: 0.5rem;
}

.page-home .home-trust__stats {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--c-gold);
  border: 1px solid var(--c-gold);
}

.page-home .home-trust__stat {
  padding: 1.5rem 1rem;
  background: var(--c-brown);
  text-align: center;
}

.page-home .home-trust__num,
.page-home .home-trust__unit {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--c-gold);
}

.page-home .home-trust__num {
  font-size: 2.2rem;
  line-height: 1.2;
}

.page-home .home-trust__unit {
  font-size: 1rem;
  margin-left: 0.2rem;
}

.page-home .home-trust__label {
  display: block;
  margin-top: 0.45rem;
  color: var(--c-ivory);
  font-size: 0.875rem;
}

.page-home .home-trust__note {
  margin-top: 1.5rem;
  max-width: 68ch;
  color: var(--c-light-gold);
  line-height: 1.8;
}

.page-home .home-trust__actions {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-home .home-trust__actions .button--ghost {
  border-color: var(--c-gold);
  color: var(--c-gold);
}

.page-home .home-trust__actions .button--ghost:hover {
  background: var(--c-gold);
  color: var(--c-brown);
}

/* ===== 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-home .home-hero {
    padding: 5rem 0;
    min-height: 92vh;
    display: flex;
    align-items: center;
  }

  .page-home .home-hero__inner {
    max-width: 640px;
  }

  .page-home .home-hero__title {
    font-size: var(--heading-scale);
  }

  .page-home .home-hero__lede {
    font-size: 1.0625rem;
  }

  .page-home .home-hero__visual {
    position: absolute;
    z-index: 1;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    max-width: min(44vw, 560px);
    margin-top: 0;
  }

  .page-home .home-hero__visual::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg, var(--c-cream) 0%, transparent 14%);
    pointer-events: none;
  }

  .page-home .home-hero__coin--one {
    top: 16%;
    right: 4%;
    font-size: 2rem;
  }

  .page-home .home-hero__coin--two {
    bottom: 12%;
    left: 4%;
  }

  .page-home .home-hero__ingot {
    right: 12%;
    bottom: 18%;
  }

  .page-home .home-section-head,
  .page-home .home-sync__header,
  .page-home .home-members__head,
  .page-home .home-trust__head {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 3.5rem 0 2rem;
  }

  .page-home .home-section-index {
    width: 4rem;
    height: 4rem;
    font-size: 1.5rem;
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .page-home .home-columns__list {
    gap: 2rem;
    margin-top: 3rem;
  }

  .page-home .home-column-item {
    display: grid;
    padding: 2rem;
  }

  .page-home .home-column-item--wide {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .page-home .home-column-item--wide .home-column-item__tag {
    grid-column: 1 / -1;
  }

  .page-home .home-column-item--wide .home-column-item__body,
  .page-home .home-column-item--wide .home-column-item__media,
  .page-home .home-column-item--wide .home-column-item__stats {
    margin-top: 0;
  }

  .page-home .home-column-item--narrow {
    max-width: 38%;
    margin-left: auto;
    margin-right: 6%;
  }

  .page-home .home-update {
    padding: 4rem 0;
  }

  .page-home .home-update__inner {
    grid-template-columns: 1.15fr 1fr;
    gap: 3rem;
    align-items: center;
  }

  .page-home .home-update__media {
    margin-top: 0;
  }

  .page-home .home-sync {
    padding: 4rem 0;
  }

  .page-home .home-sync__steps {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.25rem;
    margin-top: 2rem;
    position: relative;
  }

  .page-home .home-sync__steps::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 1px;
    background: var(--c-light-gold);
    z-index: 0;
  }

  .page-home .home-sync__step {
    position: relative;
    z-index: 1;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-home .home-sync__step-num {
    width: 2.8rem;
    height: 2.8rem;
    font-size: 1.1rem;
  }

  .page-home .home-sync__media {
    border: 1px solid var(--c-light-gold);
  }

  .page-home .home-members__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    align-items: start;
  }

  .page-home .home-members__cards .card:nth-child(2) {
    margin-top: 2rem;
  }

  .page-home .home-trust {
    padding: 4rem 0;
  }

  .page-home .home-trust__stats {
    grid-template-columns: repeat(4, 1fr);
    margin-top: 2rem;
  }

  .page-home .home-trust__stat {
    padding: 2rem 1.5rem;
  }

  .page-home .home-trust__num {
    font-size: 3rem;
  }

  .page-home .home-trust__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }

  .page-home .home-trust__note {
    margin-top: 0;
    flex: 1;
  }
}

/* ===== 大桌面 ≥1180px ===== */
@media (min-width: 1180px) {
  .page-home .home-hero__inner {
    max-width: 720px;
  }
}