/* ===== 首页专属样式 · 全部限定在 .page-home 作用域内 ===== */

.page-home {
  overflow-x: clip;
  --ph-rule: rgba(140, 151, 168, .28);
  --ph-rule-soft: rgba(140, 151, 168, .16);
}

.page-home a:focus-visible,
.page-home button:focus-visible,
.page-home [tabindex]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 4.2vw, 52px) 0 clamp(24px, 4vw, 44px);
  background:
    radial-gradient(92% 112% at 88% 6%, rgba(0, 194, 199, .18), rgba(0, 194, 199, 0) 55%),
    radial-gradient(72% 92% at 2% 96%, rgba(30, 75, 143, .52), rgba(30, 75, 143, 0) 62%),
    linear-gradient(168deg, var(--night) 0%, var(--deep) 62%, #07111f 100%);
  color: var(--paper);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(140, 151, 168, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140, 151, 168, .09) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(85% 76% at 72% 26%, #000 0%, transparent 76%);
  mask-image: radial-gradient(85% 76% at 72% 26%, #000 0%, transparent 76%);
}

.page-home .hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.4vw, 52px);
  align-items: start;
}

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

.page-home .hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 13px;
  color: rgba(244, 247, 251, .56);
}

.page-home .hero .breadcrumbs [aria-current="page"] {
  color: var(--cyan);
}

.page-home .hero .breadcrumbs__sep {
  color: rgba(140, 151, 168, .6);
}

.page-home .hero .eyebrow {
  color: var(--cyan);
}

.page-home .hero__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 52px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-home .hero__intro {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(244, 247, 251, .78);
}

.page-home .hero__stats {
  list-style: none;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .hero__stat {
  padding-top: 12px;
  border-top: 1px solid rgba(140, 151, 168, .34);
}

.page-home .hero__stat .big-number {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1;
  letter-spacing: .01em;
  color: var(--paper);
  white-space: nowrap;
}

.page-home .hero__stat .big-number--cyan {
  color: var(--cyan);
}

.page-home .hero__stat .number-note {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(244, 247, 251, .6);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 32px);
}

.page-home .hero__visual {
  position: relative;
  min-width: 0;
  display: grid;
  gap: 0;
  align-content: start;
}

.page-home .hero__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(140, 151, 168, .3);
  border-radius: 2px;
  background: var(--night);
}

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

.page-home .hero__caption {
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(244, 247, 251, .64);
  background: rgba(11, 27, 51, .74);
  border-top: 1px solid rgba(140, 151, 168, .22);
}

.page-home .hero__trace {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 2px;
  color: var(--paper);
}

.page-home .hero__trace-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .trace-line {
  stroke: rgba(0, 194, 199, .78);
  stroke-width: 1.2;
  stroke-dasharray: 6 5;
  animation: ph-trace 9s linear infinite;
}

.page-home .trace-line--alt {
  stroke: rgba(140, 151, 168, .62);
  animation-duration: 13s;
}

.page-home .trace-node {
  fill: var(--cyan);
}

.page-home .trace-node--alt {
  fill: var(--orange);
}

.page-home .hero__trace-note {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.62;
  color: rgba(244, 247, 251, .74);
}

@keyframes ph-trace {
  to { stroke-dashoffset: -220; }
}

.page-home .hero__anchors {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(24px, 3.6vw, 42px);
  padding-top: 18px;
  border-top: 1px solid rgba(140, 151, 168, .24);
}

.page-home .hero__anchors a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  font-size: 13px;
  letter-spacing: .01em;
  text-decoration: none;
  color: rgba(244, 247, 251, .76);
  border: 1px solid rgba(140, 151, 168, .34);
  border-radius: 2px;
  transition: color .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease);
}

.page-home .hero__anchors a:hover {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 品类索引带 ---------- */
.page-home .strip {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #07111f 0%, var(--deep) 100%);
  color: var(--paper);
}

.page-home .strip .eyebrow {
  color: var(--cyan);
}

.page-home .strip .section-title {
  color: var(--paper);
}

.page-home .strip .lede {
  color: rgba(244, 247, 251, .7);
  max-width: 62ch;
}

.page-home .strip__head {
  max-width: 70ch;
}

.page-home .strip__banner {
  position: relative;
  margin: clamp(20px, 3vw, 30px) 0;
  overflow: hidden;
  border: 1px solid rgba(140, 151, 168, .22);
  border-radius: 2px;
}

.page-home .strip__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  opacity: .55;
}

.page-home .strip__banner figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 16px 12px;
  font-size: 12.5px;
  line-height: 1.62;
  color: rgba(244, 247, 251, .84);
  background: linear-gradient(180deg, rgba(7, 17, 31, 0) 0%, rgba(7, 17, 31, .9) 100%);
}

.page-home .strip__filter {
  margin-bottom: 18px;
}

.page-home .strip .filter-btn {
  color: rgba(244, 247, 251, .74);
  background: transparent;
  border-color: rgba(140, 151, 168, .36);
}

.page-home .strip .filter-btn:hover {
  color: var(--paper);
  border-color: rgba(0, 194, 199, .7);
}

.page-home .strip .filter-btn[aria-pressed="true"] {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .cat-strip {
  list-style: none;
  margin: 0;
  padding: 4px 0 12px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: rgba(140, 151, 168, .45) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-home .cat-strip::-webkit-scrollbar {
  height: 6px;
}

.page-home .cat-strip::-webkit-scrollbar-thumb {
  background: rgba(140, 151, 168, .45);
  border-radius: 3px;
}

.page-home .cat-item {
  flex: 0 0 auto;
  width: 172px;
  scroll-snap-align: start;
  border: 1px solid rgba(140, 151, 168, .28);
  border-radius: 2px;
  background: rgba(18, 41, 74, .74);
  transition: border-color .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease), opacity .22s var(--ease);
}

.page-home .cat-item:hover,
.page-home .cat-item:focus-within {
  border-color: rgba(0, 194, 199, .7);
  background: rgba(30, 75, 143, .6);
  transform: translateY(-2px);
}

.page-home .cat-item.is-muted {
  opacity: .3;
  filter: grayscale(.65);
}

.page-home .cat-item__link {
  display: block;
  height: 100%;
  padding: 14px 14px 16px;
  text-decoration: none;
  color: var(--paper);
}

.page-home .cat-item__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .cat-item__name {
  display: block;
  margin-top: 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.4;
}

.page-home .cat-item__range {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  white-space: nowrap;
  color: rgba(244, 247, 251, .62);
}

/* ---------- 库存口径 ---------- */
.page-home .stock {
  background: var(--mist);
  color: var(--carbon);
}

.page-home .stock__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

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

.page-home .stock .lede {
  max-width: 58ch;
  color: var(--text-mid);
}

.page-home .stock-legend {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-home .stock-item {
  padding: 14px 16px 14px 18px;
  background: var(--paper);
  border: 1px solid var(--ph-rule-soft);
  border-left: 3px solid var(--chip, var(--metal));
  border-radius: 2px;
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-home .stock-item[data-tone="green"] { --chip: var(--green); }
.page-home .stock-item[data-tone="cyan"] { --chip: var(--cyan); }
.page-home .stock-item[data-tone="orbit"] { --chip: var(--orbit); }
.page-home .stock-item[data-tone="orange"] { --chip: var(--orange); }

.page-home .stock-item:hover,
.page-home .stock-item:focus-within,
.page-home .stock-item:focus {
  border-color: rgba(30, 75, 143, .4);
  border-left-color: var(--chip, var(--metal));
  background: #fff;
}

.page-home .stock-item__name {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--carbon);
}

.page-home .stock-item__range {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  white-space: nowrap;
  color: var(--orbit);
}

.page-home .stock-item__detail {
  margin: 10px 0 0;
  max-height: 120px;
  overflow: hidden;
  opacity: 1;
  font-size: 13px;
  line-height: 1.66;
  color: var(--text-soft);
  transition: max-height .26s var(--ease), opacity .26s var(--ease), margin-top .26s var(--ease);
}

.page-home .stock__aside {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.page-home .stock__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ph-rule-soft);
  border-radius: 2px;
  background: var(--paper);
}

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

.page-home .stock__media figcaption {
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--text-soft);
}

.page-home .stock__hint {
  padding: 16px 18px;
  border: 1px solid var(--ph-rule-soft);
  border-left: 3px solid var(--orbit);
  border-radius: 2px;
  background: var(--paper);
}

.page-home .stock__hint-title {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--deep);
}

.page-home .stock__hint p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mid);
}

/* ---------- 认证与交付 ---------- */
.page-home .cert {
  background: var(--paper);
  color: var(--carbon);
}

.page-home .cert__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.2vw, 50px);
  align-items: start;
}

.page-home .cert__left,
.page-home .cert__right {
  min-width: 0;
}

.page-home .cert .lede {
  max-width: 54ch;
  color: var(--text-mid);
}

.page-home .cert__list {
  list-style: none;
  margin: clamp(22px, 3vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--ph-rule-soft);
}

.page-home .cert__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--ph-rule-soft);
}

.page-home .cert__no {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--orbit);
  padding-top: 2px;
}

.page-home .cert__name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--carbon);
}

.page-home .cert__desc {
  grid-column: 2 / -1;
  font-size: 12.5px;
  line-height: 1.62;
  color: var(--text-soft);
}

.page-home .cert__sub {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: -.02em;
  color: var(--deep);
}

.page-home .lead-time {
  list-style: none;
  margin: clamp(18px, 2.6vw, 24px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .lead-time__item {
  padding: 16px 18px;
  border: 1px solid var(--ph-rule-soft);
  border-left: 3px solid var(--orbit);
  border-radius: 2px;
  background: var(--mist);
}

.page-home .lead-time__item:nth-child(2) {
  border-left-color: var(--orange);
}

.page-home .lead-time__item:nth-child(3) {
  border-left-color: var(--green);
}

.page-home .lead-time__range {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  letter-spacing: .02em;
  white-space: nowrap;
  color: var(--deep);
}

.page-home .lead-time__name {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--carbon);
}

.page-home .lead-time__note {
  margin: 6px 0 0;
  font-size: 12.5px;
  line-height: 1.66;
  color: var(--text-soft);
}

.page-home .cert__tail {
  margin: clamp(18px, 2.6vw, 24px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ph-rule-soft);
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-mid);
}

/* ---------- 季度复核 ---------- */
.page-home .quarter {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(78% 118% at 6% 100%, rgba(0, 194, 199, .16), rgba(0, 194, 199, 0) 56%),
    linear-gradient(202deg, var(--night) 0%, var(--deep) 100%);
  color: var(--paper);
}

.page-home .quarter .eyebrow {
  color: var(--cyan);
}

.page-home .quarter .section-title {
  color: var(--paper);
}

.page-home .quarter .lede {
  max-width: 58ch;
  color: rgba(244, 247, 251, .7);
}

.page-home .quarter__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.2vw, 48px);
  align-items: start;
}

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

.page-home .quarter__steps {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(140, 151, 168, .26);
}

.page-home .quarter__steps li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(140, 151, 168, .2);
}

.page-home .quarter__stepno {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-home .quarter__steps h3 {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-home .quarter__steps p {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(244, 247, 251, .68);
}

.page-home .quarter__link {
  margin-top: clamp(20px, 2.8vw, 28px);
}

.page-home .quarter__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(140, 151, 168, .26);
  border-radius: 2px;
  background: rgba(11, 27, 51, .6);
}

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

.page-home .quarter__media figcaption {
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(244, 247, 251, .64);
  border-top: 1px solid rgba(140, 151, 168, .2);
}

/* ---------- 联络与备案 ---------- */
.page-home .reach {
  background: var(--mist);
  color: var(--carbon);
}

.page-home .reach__bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 34px);
  padding: clamp(20px, 3.4vw, 36px);
  background: var(--paper);
  border: 1px solid var(--ph-rule-soft);
  border-top: 3px solid var(--deep);
  border-radius: 2px;
}

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

.page-home .reach__title {
  color: var(--deep);
}

.page-home .reach__note {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-mid);
  max-width: 56ch;
}

.page-home .reach__contact {
  margin: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-home .reach__row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 6px 12px;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ph-rule-soft);
}

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

.page-home .reach__row dt {
  font-size: 13px;
  color: var(--text-soft);
}

.page-home .reach__row dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.page-home .reach__row .data {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--carbon);
  overflow-wrap: anywhere;
}

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

.page-home .reach__legal {
  margin: 18px 0 0;
  font-size: 12.5px;
  letter-spacing: .01em;
  color: var(--text-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .stock-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .cert__item {
    grid-template-columns: 44px 152px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-home .cert__desc {
    grid-column: 3;
    padding-top: 2px;
  }

  .page-home .cat-item {
    width: 186px;
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: clamp(32px, 4.6vw, 60px);
  }

  .page-home .hero__visual {
    margin-top: 6px;
  }

  .page-home .hero__trace {
    position: absolute;
    left: -22px;
    bottom: 74px;
    width: min(268px, 74%);
    margin-top: 0;
  }
}

@media (min-width: 960px) {
  .page-home .stock__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-home .cert__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-home .quarter__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(34px, 5vw, 68px);
  }

  .page-home .reach__bar {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(24px, 3.4vw, 44px);
  }

  .page-home .reach__links {
    grid-column: 1 / -1;
    padding-top: 20px;
    border-top: 1px solid var(--ph-rule-soft);
  }
}

@media (min-width: 1200px) {
  .page-home .strip__banner img {
    aspect-ratio: 16 / 4.4;
  }
}

@media (hover: hover) and (min-width: 780px) {
  .page-home .stock-item__detail {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
  }

  .page-home .stock-item:hover .stock-item__detail,
  .page-home .stock-item:focus-within .stock-item__detail {
    max-height: 120px;
    opacity: 1;
    margin-top: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .trace-line,
  .page-home .trace-line--alt {
    animation: none;
  }

  .page-home .cat-item:hover,
  .page-home .cat-item:focus-within {
    transform: none;
  }

  .page-home .stock-item__detail,
  .page-home .cat-item,
  .page-home .hero__anchors a {
    transition: none;
  }
}