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

/* ============ 首屏 ============ */
.page-home .hero {
  position: relative;
  background: var(--paper);
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--hair-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair-2) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 78%);
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-block: 40px 34px;
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: center;
    padding-block: 72px 56px;
  }
}

.page-home .hero__ctx {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-home .hero__ctx-mark {
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--gold);
  flex: none;
}

.page-home .hero__copy h1 {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(28px, 4.6vw, 50px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .hero__lede {
  margin: 0 0 28px;
  max-width: 48ch;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 首屏右侧视觉 */
.page-home .hero__visual {
  position: relative;
  padding: 10px;
  background: var(--sheet);
  border: 1px solid var(--hair);
  box-shadow: 0 22px 48px -32px rgba(20, 22, 26, 0.55);
}

.page-home .hero__visual::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(195, 155, 39, 0.35);
  pointer-events: none;
}

.page-home .hero__shot {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background: var(--ink-2);
}

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

.page-home .hero__plate {
  display: none;
}

@media (min-width: 900px) {
  .page-home .hero__plate {
    display: block;
    position: absolute;
    right: -14px;
    bottom: -28px;
    width: 224px;
    padding: 8px;
    background: var(--glass-dark);
    border: 1px solid rgba(240, 212, 138, 0.4);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
  }
}

/* ============ 三线索引条 ============ */
.page-home .lines-tabs {
  position: relative;
  border-top: 1px solid var(--hair);
}

.page-home .tablist {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--hair);
}

@media (min-width: 720px) {
  .page-home .tablist {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-home .tab {
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 3px;
  align-items: baseline;
  width: 100%;
  margin: 0;
  padding: 18px 6px 16px;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .tab:hover {
  background: rgba(195, 155, 39, 0.07);
}

.page-home .tab:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -2px;
}

.page-home .tab[aria-selected="true"] {
  border-bottom-color: var(--gold);
  background: linear-gradient(180deg, transparent 55%, rgba(195, 155, 39, 0.13));
}

.page-home .tab__no {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-home .tab__name {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink-2);
}

.page-home .tab[aria-selected="true"] .tab__name {
  color: var(--ink);
}

.page-home .tab__hint {
  font-family: var(--font-ui);
  font-size: 12.5px;
  color: var(--gray);
  letter-spacing: 0.02em;
}

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

.page-home .tabpanel {
  padding-block: 32px 44px;
}

.page-home .tabpanel:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 4px;
}

.page-home .panel-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 900px) {
  .page-home .panel-cols.has-figure {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }
}

.page-home .panel-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 700;
  line-height: 1.36;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .panel-text {
  margin: 0 0 22px;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .facts {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-home .facts li {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--hair-2);
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-home .facts__k {
  font-family: var(--font-ui);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--gray);
}

.page-home .panel-figure {
  margin: 0;
  padding: 8px;
  background: var(--sheet);
  border: 1px solid var(--hair);
}

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

.page-home .panel-figure figcaption {
  padding: 10px 4px 4px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}

/* ============ 粘性索引 ============ */
.page-home .sticky-index {
  display: none;
}

@media (min-width: 1520px) {
  .page-home .sticky-index {
    display: block;
    position: fixed;
    top: 50%;
    left: 18px;
    width: 112px;
    transform: translateY(-50%);
    z-index: 20;
  }

  .page-home .index-link {
    display: block;
    margin-left: -1px;
    padding: 8px 0 8px 14px;
    border-left: 1px solid var(--hair);
    font-family: var(--font-ui);
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--gray);
    text-decoration: none;
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  }

  .page-home .index-link:hover {
    color: var(--ink);
  }

  .page-home .index-link[aria-current] {
    color: var(--ink);
    font-weight: 700;
    border-left: 2px solid var(--gold);
  }
}

/* ============ 规模与节奏 ============ */
.page-home .scale__title {
  margin: 12px 0 16px;
}

.page-home .scale__lede {
  max-width: 66ch;
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: rgba(242, 244, 243, 0.78);
}

.page-home .scale__grid {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 36px;
  border-top: 1px solid var(--hair-dark);
}

.page-home .scale__cell {
  padding: 24px 0;
  border-bottom: 1px solid var(--hair-dark);
}

@media (min-width: 640px) {
  .page-home .scale__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .page-home .scale__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-home .scale__cell {
    padding: 32px 26px;
    border-bottom: 1px solid var(--hair-dark);
  }

  .page-home .scale__cell:first-child {
    padding-left: 0;
  }

  .page-home .scale__cell:last-child {
    padding-right: 0;
  }

  .page-home .scale__cell + .scale__cell {
    border-left: 1px solid var(--hair-dark);
  }
}

.page-home .scale__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(34px, 4.4vw, 54px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--gold-lt);
}

.page-home .scale__label {
  display: block;
  margin-top: 14px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .scale__note {
  display: block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(242, 244, 243, 0.6);
}

/* ============ 品牌站定方案 ============ */
.page-home .plan__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 960px) {
  .page-home .plan__grid {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    align-items: start;
  }
}

.page-home .plan__text {
  margin: 0 0 18px;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .plan__intro .btn {
  margin-top: 8px;
}

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

.page-home .plan__steps li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--hair);
}

.page-home .plan__steps li:last-child {
  border-bottom: 1px solid var(--hair);
}

.page-home .step-no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 4px;
}

.page-home .step-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .plan__steps p {
  margin: 0;
  max-width: 56ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* ============ 库存与保修 ============ */
.page-home .stock__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-home .stock__inner {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: start;
  }
}

.page-home .stock__figure {
  margin: 0;
  padding: 8px;
  background: var(--sheet);
  border: 1px solid var(--hair);
}

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

.page-home .stock__figure figcaption {
  padding: 10px 4px 4px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}

.page-home .stock__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .state-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 26px;
}

@media (min-width: 620px) {
  .page-home .state-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-home .state-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-home .state-card {
  padding: 16px 16px 18px;
  background: var(--sheet);
  border: 1px solid var(--hair);
  border-top: 2px solid var(--teal-lt);
}

.page-home .state-card p {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ============ 客户与合作 ============ */
.page-home .reach__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 960px) {
  .page-home .reach__grid {
    grid-template-columns: 4fr 8fr;
    gap: 64px;
    align-items: start;
  }
}

.page-home .reach__text {
  margin: 14px 0 24px;
  max-width: 42ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-home .reach__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-home .reach__stats li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair-2);
}

.page-home .reach__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.page-home .reach__desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
}

.page-home .scene {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--hair);
}

.page-home .reach__scenes .scene:last-child {
  border-bottom: 1px solid var(--hair);
}

@media (min-width: 720px) {
  .page-home .scene {
    grid-template-columns: 190px 1fr;
    gap: 28px;
    align-items: baseline;
    padding: 22px 0;
  }
}

.page-home .scene__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .scene__text {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* ============ 本季度批次 ============ */
.page-home .batch__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-home .batch__inner {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: center;
  }
}

.page-home .batch__text {
  margin: 14px 0 26px;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: rgba(242, 244, 243, 0.78);
}

.page-home .batch__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .batch__forms {
  margin: 22px 0 0;
  max-width: 58ch;
  padding-top: 18px;
  border-top: 1px solid var(--hair-dark);
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(242, 244, 243, 0.62);
}

.page-home .batch__figure {
  margin: 0;
  padding: 8px;
  background: var(--glass-dark);
  border: 1px solid var(--hair-dark);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

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

.page-home .batch__figure figcaption {
  padding: 10px 4px 4px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(242, 244, 243, 0.6);
}

/* ============ 动效降级 ============ */
@media (prefers-reduced-motion: reduce) {
  .page-home .tab,
  .page-home .index-link {
    transition: none;
  }
}

@media (min-width: 900px) {
  .page-home .batch__actions {
    gap: 14px;
  }
}