.page-home {
  --home-divider: var(--hf-line);
  --home-col-gap: var(--hf-space-4);
  background: var(--hf-sand);
  color: var(--hf-fg);
}

/* ---------- 通用 ---------- */
.page-home .hf-prose {
  max-width: 34em;
}

.page-home .home-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--hf-space-2);
  color: var(--hf-rock-deep);
  font-size: var(--hf-fs-body-sm);
  text-decoration: none;
  border-bottom: 1px solid var(--hf-copper);
  padding-bottom: 2px;
  transition: color var(--hf-dur) var(--hf-ease), border-color var(--hf-dur) var(--hf-ease);
}

.page-home .home-link:hover,
.page-home .home-link:focus-visible {
  color: var(--hf-copper);
  border-color: var(--hf-rock-deep);
}

.page-home .hf-reveal {
  animation: home-rise var(--hf-dur) var(--hf-ease);
}

@keyframes home-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 封面 ---------- */
.page-home .home-cover {
  position: relative;
  padding-top: var(--hf-space-6);
  padding-bottom: var(--hf-space-6);
  overflow: hidden;
}

.page-home .home-cover::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 62%;
  height: 78%;
  background: linear-gradient(160deg, var(--hf-sand-alt), rgba(230, 220, 203, 0) 78%);
  pointer-events: none;
}

.page-home .home-cover__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--home-col-gap);
  row-gap: var(--hf-space-3);
}

.page-home .home-cover__crumb,
.page-home .home-cover__kicker,
.page-home .home-cover__title,
.page-home .home-cover__lead,
.page-home .home-cover__actions,
.page-home .home-cover__visual {
  grid-column: 1 / -1;
}

.page-home .home-cover__kicker {
  margin-top: var(--hf-space-4);
  color: var(--hf-copper);
}

.page-home .home-cover__title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  line-height: 1.04;
  margin: 0;
  color: var(--hf-rock-deep);
}

.page-home .home-cover__title em {
  font-style: normal;
  color: var(--hf-copper);
}

.page-home .home-cover__lead {
  margin: 0;
  max-width: 34em;
}

.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--hf-space-2);
  margin-top: var(--hf-space-2);
}

.page-home .home-cover__visual {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--hf-r-lg);
  background: var(--hf-rock-mid);
}

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

/* ---------- 三栏入口 ---------- */
.page-home .home-index {
  position: relative;
  padding-top: var(--hf-space-6);
  padding-bottom: var(--hf-space-6);
  overflow: hidden;
}

.page-home .home-index__texture {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6%;
  z-index: 0;
  margin: 0;
  opacity: 0.45;
  pointer-events: none;
}

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

.page-home .home-index__head,
.page-home .home-index__grid {
  position: relative;
  z-index: 1;
}

.page-home .home-index__head {
  max-width: 40em;
}

.page-home .home-index__head .hf-index {
  color: var(--hf-copper);
}

.page-home .home-index__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-top: var(--hf-space-5);
}

.page-home .home-index__grid > * {
  padding-bottom: var(--hf-space-5);
}

.page-home .home-index__grid > * + * {
  border-top: 1px solid var(--home-divider);
  padding-top: var(--hf-space-5);
}

.page-home .home-col,
.page-home .home-save,
.page-home .home-biz {
  transition: transform var(--hf-dur) var(--hf-ease), border-color var(--hf-dur) var(--hf-ease);
}

.page-home .home-col .hf-index,
.page-home .home-save .hf-index {
  color: var(--hf-copper);
  margin-bottom: var(--hf-space-2);
}

.page-home .home-col .hf-h3,
.page-home .home-save .hf-h3,
.page-home .home-biz .hf-h3 {
  margin: 0 0 var(--hf-space-2);
  color: var(--hf-rock-deep);
}

/* 三步查 */
.page-home .home-steps {
  list-style: none;
  margin: 0 0 var(--hf-space-3);
  padding: 0;
}

.page-home .home-steps li {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: var(--hf-space-2);
  padding: var(--hf-space-3) 0;
  border-bottom: 1px dashed var(--hf-line);
  font-size: var(--hf-fs-body-sm);
  line-height: 1.75;
}

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

.page-home .home-steps__num {
  font-family: var(--hf-font-mono);
  font-size: var(--hf-fs-index-lg);
  letter-spacing: 0.08em;
  color: var(--hf-copper);
  padding-top: 0.25em;
}

/* 年份时间轴 */
.page-home .home-years__media {
  margin: 0 0 var(--hf-space-4);
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--hf-r);
  background: var(--hf-rock);
}

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

.page-home .home-years__axis {
  list-style: none;
  margin: var(--hf-space-4) 0 var(--hf-space-3);
  padding: 0;
  border-top: 1px solid var(--home-divider);
}

.page-home .home-years__axis li {
  position: relative;
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: var(--hf-space-2);
  align-items: center;
  padding: var(--hf-space-3) 0 var(--hf-space-3) var(--hf-space-3);
  border-bottom: 1px solid var(--home-divider);
}

.page-home .home-years__axis li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 9px;
  height: 1px;
  background: var(--hf-rock-soft);
  transform: translateY(-50%);
}

.page-home .home-years__axis li.is-current::before {
  width: 18px;
  height: 4px;
  border-radius: 2px;
  background: var(--hf-copper);
}

.page-home .home-years__axis .hf-mono {
  color: var(--hf-rock-deep);
  font-size: var(--hf-fs-body-sm);
}

.page-home .home-years__count {
  font-size: var(--hf-fs-index-lg);
  color: var(--hf-ink);
  letter-spacing: 0.02em;
}

.page-home .home-years__axis li.is-current .hf-mono,
.page-home .home-years__axis li.is-current .home-years__count {
  color: var(--hf-copper);
}

/* 右栏 */
.page-home .home-col--side {
  display: grid;
  gap: var(--hf-space-5);
}

.page-home .home-save {
  position: relative;
  background: var(--hf-sand-card);
  border: 1px solid var(--hf-line);
  border-radius: var(--hf-r-lg);
  padding: var(--hf-space-4);
  overflow: hidden;
}

.page-home .home-save::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 34px;
  height: 34px;
  background: var(--hf-copper);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.page-home .home-save__media {
  margin: 0 0 var(--hf-space-3);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--hf-r);
  background: var(--hf-sand-alt);
}

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

.page-home .home-biz {
  background: var(--hf-rock);
  border: 1px solid var(--hf-rock-mid);
  border-radius: var(--hf-r-lg);
  padding: var(--hf-space-4);
  color: var(--hf-sand);
}

.page-home .home-biz__index {
  color: var(--hf-copper-mist);
}

.page-home .home-biz .hf-h3 {
  color: var(--hf-sand);
}

.page-home .home-biz .hf-prose {
  color: rgba(243, 237, 227, 0.82);
  font-size: var(--hf-fs-body-sm);
}

.page-home .home-biz .hf-btn--ghost {
  margin-top: var(--hf-space-3);
}

/* ---------- 本季更新 ---------- */
.page-home .home-updates__head {
  max-width: 42em;
}

.page-home .home-updates__head .hf-index {
  color: var(--hf-copper);
}

.page-home .home-updates__list {
  list-style: none;
  margin: var(--hf-space-5) 0 0;
  padding: 0;
  border-top: 1px solid var(--hf-line);
}

.page-home .home-updates__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--hf-space-2);
  padding: var(--hf-space-4) 0;
  border-bottom: 1px solid var(--hf-line);
}

.page-home .home-updates__ver {
  color: var(--hf-rock-deep);
  font-size: var(--hf-fs-index-lg);
  letter-spacing: 0.04em;
}

.page-home .home-updates__text {
  margin: 0;
  max-width: 46em;
  font-size: var(--hf-fs-body-sm);
  line-height: 1.8;
}

.page-home .home-updates__foot {
  margin-top: var(--hf-space-5);
}

/* ---------- 常查方向 ---------- */
.page-home .home-topics__head {
  max-width: 36em;
}

.page-home .home-topics__head .hf-index {
  color: var(--hf-copper);
}

.page-home .home-topics__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-top: var(--hf-space-5);
  border-top: 1px solid var(--hf-line);
}

.page-home .home-topics__item {
  position: relative;
  display: block;
  padding: var(--hf-space-4) 0;
  border-bottom: 1px solid var(--hf-line);
  text-decoration: none;
  color: var(--hf-fg);
  transition: background-color var(--hf-dur) var(--hf-ease), padding-left var(--hf-dur) var(--hf-ease);
}

.page-home .home-topics__item:hover,
.page-home .home-topics__item:focus-visible {
  background: var(--hf-sand-alt);
  padding-left: var(--hf-space-3);
}

.page-home .home-topics__item .hf-h3 {
  margin: 0 0 var(--hf-space-2);
  color: var(--hf-rock-deep);
}

.page-home .home-topics__item .hf-prose {
  margin: 0;
  font-size: var(--hf-fs-body-sm);
}

.page-home .home-topics__num {
  display: block;
  font-family: var(--hf-font-mono);
  font-size: var(--hf-fs-index);
  letter-spacing: 0.16em;
  color: var(--hf-copper);
  margin-bottom: var(--hf-space-2);
}

/* ---------- 服务底气 ---------- */
.page-home .home-proof__head {
  max-width: 44em;
}

.page-home .home-proof__kicker {
  color: var(--hf-copper-mist);
}

.page-home .home-proof__title {
  color: var(--hf-sand);
}

.page-home .home-proof__lead {
  color: rgba(243, 237, 227, 0.82);
}

.page-home .home-proof__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--hf-space-4);
  margin-top: var(--hf-space-5);
}

.page-home .home-proof__item {
  padding: var(--hf-space-4);
  border: 1px solid var(--hf-rock-mid);
  border-radius: var(--hf-r-lg);
  background: rgba(47, 74, 102, 0.35);
}

.page-home .home-proof__num {
  display: block;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  line-height: 1.1;
  color: var(--hf-sand);
}

.page-home .home-proof__unit {
  display: block;
  margin-top: var(--hf-space-1);
  font-size: var(--hf-fs-index-lg);
  letter-spacing: 0.06em;
  color: var(--hf-copper-mist);
}

.page-home .home-proof__text {
  margin: var(--hf-space-3) 0 0;
  font-size: var(--hf-fs-body-sm);
  line-height: 1.8;
  color: rgba(243, 237, 227, 0.75);
}

.page-home .home-proof__foot {
  margin-top: var(--hf-space-5);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-home .home-cover {
    padding-top: var(--hf-space-7);
    padding-bottom: var(--hf-space-7);
  }

  .page-home .home-cover__inner {
    row-gap: var(--hf-space-3);
    align-items: end;
  }

  .page-home .home-cover__crumb {
    grid-row: 1;
  }

  .page-home .home-cover__kicker {
    grid-column: 1 / 6;
    grid-row: 2;
    margin-top: var(--hf-space-5);
  }

  .page-home .home-cover__title {
    grid-column: 1 / 10;
    grid-row: 3;
    z-index: 2;
  }

  .page-home .home-cover__lead {
    grid-column: 1 / 7;
    grid-row: 4;
  }

  .page-home .home-cover__actions {
    grid-column: 1 / 7;
    grid-row: 5;
    margin-top: var(--hf-space-3);
  }

  .page-home .home-cover__visual {
    grid-column: 9 / 13;
    grid-row: 2 / 6;
    align-self: stretch;
    aspect-ratio: auto;
    min-height: 420px;
  }

  .page-home .home-cover__visual::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 18%;
    background: linear-gradient(90deg, rgba(243, 237, 227, 0.85), rgba(243, 237, 227, 0));
    pointer-events: none;
  }

  .page-home .home-cover__visual {
    position: relative;
  }

  .page-home .home-index__grid {
    grid-template-columns: 2fr 3fr 2fr;
    align-items: start;
    margin-top: var(--hf-space-6);
  }

  .page-home .home-index__grid > * {
    padding: 0 var(--hf-space-4) 0;
  }

  .page-home .home-index__grid > *:first-child {
    padding-left: 0;
  }

  .page-home .home-index__grid > *:last-child {
    padding-right: 0;
  }

  .page-home .home-index__grid > * + * {
    border-top: 0;
    border-left: 1px solid var(--home-divider);
    padding-top: 0;
    padding-bottom: 0;
  }

  .page-home .home-col--years {
    margin-top: calc(var(--hf-space-6) * -1);
    padding-bottom: var(--hf-space-4);
  }

  .page-home .home-col--side {
    margin-top: var(--hf-space-6);
    padding-top: 0;
  }

  .page-home .home-updates__item {
    grid-template-columns: 9rem 8rem minmax(0, 1fr);
    align-items: baseline;
    gap: var(--hf-space-4);
  }

  .page-home .home-topics__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 var(--hf-space-4);
    border-top: 0;
  }

  .page-home .home-topics__item {
    border-top: 1px solid var(--hf-line);
    border-bottom: 0;
    padding: var(--hf-space-5) 0;
    padding-right: var(--hf-space-3);
  }

  .page-home .home-topics__item:hover,
  .page-home .home-topics__item:focus-visible {
    padding-left: var(--hf-space-2);
  }

  .page-home .home-proof__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--hf-space-4);
  }

  .page-home .home-proof__item {
    padding: var(--hf-space-5);
  }
}

@media (min-width: 1200px) {
  .page-home .home-proof__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (hover: hover) {
  .page-home .home-col--steps:hover,
  .page-home .home-col--years:hover,
  .page-home .home-save:hover,
  .page-home .home-biz:hover {
    transform: translateY(-4px);
  }

  .page-home .home-save:hover {
    border-color: var(--hf-copper);
  }

  .page-home .home-biz:hover {
    border-color: var(--hf-copper-mist);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hf-reveal {
    animation: none;
  }

  .page-home .home-col,
  .page-home .home-save,
  .page-home .home-biz,
  .page-home .home-topics__item,
  .page-home .home-link {
    transition: none;
  }

  .page-home .home-col--steps:hover,
  .page-home .home-col--years:hover,
  .page-home .home-save:hover,
  .page-home .home-biz:hover {
    transform: none;
  }
}