.page-home {
  --home-pad: clamp(1rem, 4.5vw, 3rem);
  background: var(--ag-cream);
  color: var(--ag-body);
}

.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home__crumb {
  padding-top: 1.1rem;
  padding-bottom: 0.4rem;
}

/* ---------- 框景首屏 ---------- */
.page-home .hero {
  position: relative;
  margin: 0.75rem var(--home-pad) 0;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 90% at 96% 4%, rgba(110, 139, 91, 0.3), transparent 58%),
    radial-gradient(100% 80% at 2% 98%, rgba(185, 138, 90, 0.18), transparent 62%),
    linear-gradient(155deg, var(--ag-cream) 0%, var(--ag-mist) 100%);
  overflow: hidden;
}

.page-home .hero__corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--ag-green);
  z-index: 2;
  pointer-events: none;
}

.page-home .hero__corner--tl {
  top: 8px;
  left: 8px;
  border-right-color: transparent;
  border-bottom-color: transparent;
}

.page-home .hero__corner--tr {
  top: 8px;
  right: 8px;
  border-left-color: transparent;
  border-bottom-color: transparent;
}

.page-home .hero__corner--bl {
  bottom: 8px;
  left: 8px;
  border-right-color: transparent;
  border-top-color: transparent;
}

.page-home .hero__corner--br {
  bottom: 8px;
  right: 8px;
  border-left-color: transparent;
  border-top-color: transparent;
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.75rem;
  padding: clamp(1.5rem, 5vw, 3.25rem) clamp(1.25rem, 4vw, 2.75rem) 0;
}

.page-home .hero__copy {
  min-width: 0;
}

.page-home .hero__file {
  margin: 0 0 0.9rem;
  padding-left: 0.7rem;
  border-left: 3px solid var(--ag-sand);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ag-stone);
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 5.4vw, 3.1rem);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ag-deep);
  max-width: 22em;
}

.page-home .hero__lead {
  margin: 1rem 0 0;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.9;
  color: var(--ag-body);
  max-width: 40em;
}

.page-home .hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.7rem;
  align-items: center;
  margin-top: 1.25rem;
}

.page-home .hero__visual {
  min-width: 0;
}

.page-home .hero__frame {
  border: 1px solid var(--line-strong);
  background: var(--ag-mist);
  clip-path: var(--chamfer);
  overflow: hidden;
}

.page-home .hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .hero__caption {
  margin: 0.55rem 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ag-stone);
}

/* ---------- 三步走轨道 ---------- */
.page-home .steps {
  position: relative;
  z-index: 1;
  margin-top: clamp(1.75rem, 5vw, 2.75rem);
  padding: clamp(1.25rem, 4vw, 2rem) clamp(1.25rem, 4vw, 2.75rem) clamp(1.5rem, 4vw, 2.25rem);
  background: linear-gradient(180deg, rgba(226, 230, 223, 0), rgba(226, 230, 223, 0.95) 45%);
  border-top: 1px solid var(--line);
}

.page-home .steps__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--ag-deep);
}

.page-home .steps__list {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-home .step {
  position: relative;
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 0.95rem 1rem 1.05rem;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--line);
}

.page-home .step--current {
  border-left: 3px solid var(--ag-signal);
}

.page-home .step__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.15rem;
  height: 2.15rem;
  padding: 0 0.45rem;
  background: var(--ag-green);
  color: var(--ag-cream);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-home .step--current .step__num {
  background: var(--ag-signal);
}

.page-home .step__body {
  min-width: 0;
}

.page-home .step__name {
  margin: 0 0 0.3rem;
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--ag-deep);
}

.page-home .step__text {
  margin: 0 0 0.65rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ag-stone);
}

.page-home .step__link {
  display: inline-block;
  padding-bottom: 0.1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ag-green);
  text-decoration: none;
  border-bottom: 2px solid rgba(31, 111, 92, 0.35);
}

.page-home .step__link:hover,
.page-home .step__link:focus-visible {
  color: var(--ag-signal);
  border-bottom-color: var(--ag-signal);
}

/* ---------- 栏目编号索引 ---------- */
.page-home .modules {
  padding: clamp(2.5rem, 7vw, 4.5rem) var(--home-pad);
  background: var(--ag-cream);
}

.page-home .modules__grid {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  gap: 1.75rem;
}

.page-home .modules__eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ag-moss);
}

.page-home .modules__title {
  margin: 0.55rem 0 0;
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
  line-height: 1.32;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ag-deep);
}

.page-home .modules__note {
  margin: 0.8rem 0 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ag-stone);
}

.page-home .modules__media {
  margin-top: 1.25rem;
  border: 1px solid var(--line-strong);
  background: var(--ag-mist);
  clip-path: var(--chamfer);
}

.page-home .modules__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .modules__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-home .module-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1rem 1.05rem 1.1rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.5));
  border: 1px solid var(--line);
  border-left: 3px solid var(--ag-moss);
  color: inherit;
  text-decoration: none;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.page-home .module-card:hover,
.page-home .module-card:focus-visible {
  transform: translateY(-3px);
  border-left-color: var(--ag-signal);
  box-shadow: 0 10px 24px rgba(18, 60, 51, 0.12);
}

.page-home .module-card__num {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ag-sand);
}

.page-home .module-card__name {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  color: var(--ag-deep);
}

.page-home .module-card__desc {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--ag-stone);
}

.page-home .module-card__go {
  margin-top: auto;
  padding-top: 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ag-green);
}

/* ---------- AG V3 与归档区 ---------- */
.page-home .vault {
  padding: clamp(2.5rem, 7vw, 4.5rem) var(--home-pad);
  background: var(--ag-mist);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .vault__grid {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
}

.page-home .vault__panel {
  padding: clamp(1.25rem, 4vw, 2rem);
  background: linear-gradient(150deg, var(--ag-deep), var(--ag-ink));
  color: var(--ag-cream);
  clip-path: var(--chamfer);
}

.page-home .vault__eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ag-moss);
}

.page-home .vault__eyebrow--dark {
  color: var(--ag-sand);
}

.page-home .vault__title {
  margin: 0.6rem 0 0;
  font-size: clamp(1.3rem, 3.4vw, 1.8rem);
  line-height: 1.32;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ag-cream);
}

.page-home .vault__lead {
  margin: 0.7rem 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.78);
}

.page-home .vault__list {
  list-style: none;
  margin: 1.15rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-home .vault__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem;
  align-items: baseline;
  padding-bottom: 0.7rem;
  border-bottom: 1px dashed rgba(244, 239, 230, 0.24);
}

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

.page-home .vault__item-num {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ag-moss);
}

.page-home .vault__item-text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(244, 239, 230, 0.86);
}

.page-home .vault__item-text strong {
  color: var(--ag-cream);
  font-weight: 800;
}

.page-home .vault__side {
  padding: clamp(1.1rem, 3.5vw, 1.6rem);
  background: var(--ag-cream);
  border: 1px solid var(--line-strong);
  border-top: 4px solid var(--ag-sand);
}

.page-home .vault__side-title {
  margin: 0.55rem 0 0;
  font-size: 1.05rem;
  line-height: 1.4;
  font-weight: 800;
  color: var(--ag-deep);
}

.page-home .vault__side-text {
  margin: 0.7rem 0 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--ag-stone);
}

.page-home .vault__filters {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-home .vault__filter {
  display: grid;
  gap: 0.15rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--line);
}

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

.page-home .vault__filter-label {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--ag-stone);
}

.page-home .vault__filter-code {
  font-size: 0.84rem;
  color: var(--ag-green);
  word-break: break-word;
}

.page-home .vault__export {
  display: grid;
  gap: 0.4rem;
  margin-top: 1rem;
  padding: 0.85rem 0.95rem;
  background: rgba(200, 95, 26, 0.08);
  border-left: 3px solid var(--ag-signal);
}

.page-home .vault__export-tag {
  justify-self: start;
  padding: 0.15rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ag-cream);
  background: var(--ag-signal);
}

.page-home .vault__export p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--ag-body);
}

/* ---------- 换设备登录 ---------- */
.page-home .devices {
  padding: clamp(2.5rem, 7vw, 4.5rem) var(--home-pad);
  background: var(--ag-cream);
}

.page-home .devices__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  gap: 1.75rem;
}

.page-home .devices__eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ag-clay);
}

.page-home .devices__title {
  margin: 0.55rem 0 0;
  font-size: clamp(1.35rem, 3.6vw, 1.95rem);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ag-deep);
}

.page-home .devices__lead {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--ag-body);
}

.page-home .devices__list {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-home .devices__item {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ag-body);
}

.page-home .devices__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--ag-moss);
  transform: rotate(45deg);
}

.page-home .devices__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.35rem;
}

.page-home .devices__visual {
  border: 1px solid var(--line-strong);
  background: var(--ag-mist);
  clip-path: var(--chamfer);
}

.page-home .devices__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 覆盖与信任 ---------- */
.page-home .reach {
  padding: clamp(2.5rem, 7vw, 4.5rem) var(--home-pad);
  background: var(--ag-deep);
  color: var(--ag-cream);
}

.page-home .reach__inner {
  max-width: var(--maxw);
  margin: 0 auto;
}

.page-home .reach__eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ag-moss);
}

.page-home .reach__title {
  margin: 0.6rem 0 0;
  font-size: clamp(1.35rem, 3.8vw, 2.05rem);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ag-cream);
}

.page-home .reach__lead {
  margin: 0.8rem 0 0;
  font-size: 0.94rem;
  line-height: 1.9;
  color: rgba(244, 239, 230, 0.78);
  max-width: 44em;
}

.page-home .reach__stats {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: rgba(244, 239, 230, 0.2);
  border: 1px solid rgba(244, 239, 230, 0.2);
}

.page-home .reach__stat {
  padding: 1.05rem 0.9rem 1.15rem;
  background: var(--ag-ink);
}

.page-home .reach__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.6vw, 1.95rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ag-sand);
}

.page-home .reach__stat-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: rgba(244, 239, 230, 0.72);
}

.page-home .reach__facts {
  margin: 1.5rem 0 0;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(244, 239, 230, 0.2);
  font-size: 0.88rem;
  line-height: 1.95;
  color: rgba(244, 239, 230, 0.74);
  max-width: 62em;
}

/* ---------- 版本标签横幅 ---------- */
.page-home .band {
  margin: 0;
  padding: 0;
  background: var(--ag-mist);
}

.page-home .band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
}

/* ---------- 联系条 ---------- */
.page-home .cta-strip {
  padding: clamp(2.25rem, 6vw, 3.5rem) var(--home-pad);
  background: var(--ag-cream);
}

.page-home .cta-strip__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.8), rgba(226, 230, 223, 0.72));
  border: 1px solid var(--line-strong);
  border-left: 6px solid var(--ag-signal);
}

.page-home .cta-strip__title {
  margin: 0;
  font-size: clamp(1.2rem, 3.2vw, 1.55rem);
  line-height: 1.35;
  font-weight: 900;
  color: var(--ag-deep);
}

.page-home .cta-strip__text {
  margin: 0.7rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--ag-green);
  word-break: break-word;
}

.page-home .cta-strip__note {
  margin: 0.5rem 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--ag-stone);
}

.page-home .cta-strip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .modules__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .modules__list > li:nth-child(even) {
    margin-top: 1.5rem;
  }
}

@media (min-width: 780px) {
  .page-home .steps__list {
    position: relative;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
  }

  .page-home .steps__list::before {
    content: "";
    position: absolute;
    top: 1.15rem;
    left: 8%;
    right: 8%;
    border-top: 2px dashed rgba(31, 111, 92, 0.4);
    z-index: 0;
  }

  .page-home .step {
    z-index: 1;
  }
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.75rem;
    align-items: center;
  }

  .page-home .vault__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2rem;
    align-items: start;
  }

  .page-home .devices__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.5rem;
    align-items: center;
  }

  .page-home .cta-strip__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 2rem;
  }
}

@media (min-width: 1040px) {
  .page-home .modules__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 3rem;
    align-items: start;
  }

  .page-home .modules__aside {
    position: sticky;
    top: calc(var(--frame-top-h) + 1.25rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .module-card {
    transition: none;
  }

  .page-home .module-card:hover,
  .page-home .module-card:focus-visible {
    transform: none;
  }
}