.page-home {
  --home-pad: clamp(52px, 7vw, 96px);
  background: var(--rice);
  color: var(--ink);
  overflow-x: hidden;
}

.page-home section[id] {
  scroll-margin-top: 72px;
}

.page-home .section {
  padding-block: var(--home-pad);
}

.page-home .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--rock);
}

.page-home .eyebrow .num {
  color: var(--gold);
  font-weight: 600;
}

.page-home .section-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-home h2,
.page-home .h2 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: clamp(25px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--indigo);
}

.page-home h3,
.page-home .h3 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--indigo);
}

.page-home .lede {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--rock);
}

.page-home .figure {
  margin: 0;
}

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

.page-home .figure__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(38px, 5.5vw, 68px) 0 0;
  background: linear-gradient(158deg, var(--indigo) 0%, var(--night) 82%);
  color: var(--rice);
}

.page-home .hero__wash {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  pointer-events: none;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  top: -170px;
  right: -150px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: repeating-radial-gradient(circle at 50% 50%, rgba(201, 162, 39, .26) 0 1px, transparent 1px 26px);
  opacity: .7;
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-home .hero__eyebrow {
  color: var(--gold-soft);
  margin-bottom: 18px;
}

.page-home .hero h1 {
  margin: 0 0 20px;
  font-family: var(--serif);
  font-size: clamp(32px, 6.2vw, 72px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-home .hero__lede {
  max-width: 56ch;
  color: rgba(246, 241, 231, .78);
  font-size: clamp(15px, 1.6vw, 17px);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-home .hero__ghost {
  color: var(--rice);
  border-color: rgba(232, 201, 106, .5);
  background: transparent;
}

.page-home .hero__ghost:hover,
.page-home .hero__ghost:focus-visible {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
  color: var(--night);
}

.page-home .hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: clamp(20px, 3vw, 26px) 0 0;
  border-top: 1px solid rgba(201, 162, 39, .24);
}

.page-home .hero__facts b {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: clamp(21px, 2.6vw, 29px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--gold-soft);
}

.page-home .hero__facts span {
  font-size: 12.5px;
  line-height: 1.55;
  color: rgba(246, 241, 231, .66);
}

.page-home .hero__cloud-title {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold-soft);
}

.page-home .cloud {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  padding: 0;
}

.page-home .hero .tag {
  display: inline-block;
  padding: 8px 14px;
  font-size: 13.5px;
  line-height: 1.3;
  text-decoration: none;
  color: rgba(246, 241, 231, .86);
  background: rgba(246, 241, 231, .05);
  border: 1px solid rgba(201, 162, 39, .3);
  border-radius: 999px;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .hero .tag:hover,
.page-home .hero .tag:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--night);
}

.page-home .hero .tag--celadon {
  border-color: rgba(79, 138, 123, .68);
}

.page-home .hero .tag--celadon:hover,
.page-home .hero .tag--celadon:focus-visible {
  background: var(--celadon);
  border-color: var(--celadon);
  color: var(--paper);
}

.page-home .hero .tag--terracotta {
  border-color: rgba(201, 111, 69, .68);
}

.page-home .hero .tag--terracotta:hover,
.page-home .hero .tag--terracotta:focus-visible {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: var(--paper);
}

.page-home .hero__cloud-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 241, 231, .55);
}

/* ---------- 页内锚点条 ---------- */
.page-home .home-toc {
  position: relative;
  z-index: 1;
  margin-top: clamp(34px, 5vw, 60px);
  border-top: 1px solid rgba(201, 162, 39, .26);
}

.page-home .home-toc__list {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .home-toc__list li {
  flex: 0 0 auto;
}

.page-home .home-toc__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 15px clamp(13px, 2.2vw, 24px);
  font-size: 13.5px;
  text-decoration: none;
  color: rgba(246, 241, 231, .7);
  border-right: 1px solid rgba(201, 162, 39, .14);
  transition: color .18s var(--ease), background .18s var(--ease);
}

.page-home .home-toc__list .num {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--gold);
}

.page-home .home-toc__list a:hover,
.page-home .home-toc__list a[aria-current="true"] {
  color: var(--gold-soft);
  background: rgba(201, 162, 39, .08);
}

/* ---------- 产品线 ---------- */
.page-home .home-lines {
  position: relative;
  background: var(--rice);
}

.page-home .home-lines::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--gold) 0 34%, var(--celadon) 34% 67%, var(--terracotta) 67% 100%);
}

.page-home .home-lines__figure {
  margin-bottom: clamp(22px, 3vw, 34px);
  clip-path: var(--cut);
  background: var(--indigo);
}

.page-home .home-lines__figure img {
  height: clamp(150px, 25vw, 250px);
  object-fit: cover;
}

.page-home .line-grid {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
  margin: 0;
  padding: 0;
}

.page-home .line-card {
  position: relative;
  padding: clamp(20px, 2.5vw, 30px);
  background: var(--paper);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: var(--cut);
  transition: background .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .line-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: var(--celadon);
}

.page-home .line-card:nth-child(even)::before {
  background: var(--terracotta);
}

.page-home .line-card:nth-child(3n)::before {
  background: var(--gold);
}

.page-home .line-card:hover {
  background: #FFFFFF;
  box-shadow: inset 0 0 0 1px var(--line-gold);
}

.page-home .line-card .num {
  display: block;
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-home .line-card p {
  margin: 0 0 14px;
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--rock);
}

.page-home .line-card > ul {
  list-style: none;
  display: grid;
  gap: 6px;
  margin: 0 0 16px;
  padding: 0;
}

.page-home .line-card > ul li {
  position: relative;
  padding-left: 14px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink);
  opacity: .78;
}

.page-home .line-card > ul li::before {
  content: "";
  position: absolute;
  top: .62em;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-home .line-card__link {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 13.5px;
  text-decoration: none;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-gold);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .line-card__link:hover,
.page-home .line-card__link:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}

/* ---------- 栏目地图 ---------- */
.page-home .home-map {
  background: var(--paper);
}

.page-home .home-map__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-home .cluster {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
}

.page-home .cluster__group {
  padding-left: clamp(14px, 2vw, 22px);
  border-left: 2px solid rgba(79, 138, 123, .55);
}

.page-home .cluster__group:nth-child(2) {
  border-left-color: rgba(201, 111, 69, .55);
}

.page-home .cluster__group:nth-child(3) {
  border-left-color: rgba(201, 162, 39, .6);
}

.page-home .cluster__group:nth-child(4) {
  border-left-color: rgba(20, 34, 74, .45);
}

.page-home .cluster__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--rock);
}

.page-home .cluster__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-home .cluster__tags a {
  display: inline-block;
  padding: 7px 13px;
  font-size: 13.5px;
  line-height: 1.35;
  text-decoration: none;
  color: var(--indigo);
  background: var(--rice);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-home .cluster__tags a:hover,
.page-home .cluster__tags a:focus-visible {
  background: var(--gold-soft);
  border-color: var(--gold);
  color: var(--night);
}

.page-home .home-map__figure {
  clip-path: var(--cut);
  background: var(--rice);
}

.page-home .home-map__figure img {
  aspect-ratio: 1 / 1;
}

.page-home .home-map__note {
  margin: 16px 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--rock);
}

.page-home .home-map__cta {
  display: inline-block;
  padding-bottom: 3px;
  font-size: 14px;
  text-decoration: none;
  color: var(--indigo);
  border-bottom: 1px solid var(--gold);
  transition: color .18s var(--ease);
}

.page-home .home-map__cta:hover,
.page-home .home-map__cta:focus-visible {
  color: var(--gold);
}

/* ---------- 三步路径 ---------- */
.page-home .home-steps {
  background:
    linear-gradient(180deg, rgba(79, 138, 123, .09) 0%, rgba(79, 138, 123, 0) 62%),
    var(--rice);
}

.page-home .steps {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 32px);
  margin: 0;
  padding: 0;
}

.page-home .step {
  position: relative;
  padding-left: clamp(16px, 2.2vw, 24px);
  border-left: 3px solid var(--celadon);
}

.page-home .step:nth-child(2) {
  border-left-color: var(--gold);
}

.page-home .step:nth-child(3) {
  border-left-color: var(--terracotta);
}

.page-home .step .num {
  display: block;
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}

.page-home .step p {
  margin: 0 0 14px;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--rock);
}

.page-home .step__link {
  display: inline-block;
  font-size: 13.5px;
  text-decoration: none;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

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

.page-home .home-steps__figure {
  margin-top: clamp(28px, 4vw, 44px);
  clip-path: var(--cut);
  background: var(--night);
}

.page-home .home-steps__figure img {
  height: clamp(150px, 22vw, 240px);
  object-fit: cover;
}

/* ---------- 版本与更新 ---------- */
.page-home .home-updates {
  background: var(--paper);
}

.page-home .home-updates__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}

.page-home .update-meta {
  margin: 0;
  display: grid;
}

.page-home .update-meta__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px dotted var(--line-strong);
}

.page-home .update-meta__item:first-child {
  border-top: 1px solid var(--line-strong);
}

.page-home .update-meta dt {
  font-size: 13.5px;
  color: var(--rock);
}

.page-home .update-meta dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--indigo);
  text-align: right;
}

.page-home .panels {
  display: grid;
  gap: 10px;
}

.page-home .panel {
  background: var(--rice);
  border: 1px solid var(--line);
}

.page-home .panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  font-family: var(--serif);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--indigo);
  cursor: pointer;
  list-style: none;
}

.page-home .panel summary::-webkit-details-marker {
  display: none;
}

.page-home .panel summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 16px;
  color: var(--gold);
}

.page-home .panel[open] summary::after {
  content: "−";
}

.page-home .panel__body {
  padding: 0 18px 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--rock);
}

.page-home .panel__body p {
  margin: 0;
}

/* ---------- 联系 ---------- */
.page-home .home-contact {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--night) 0%, var(--indigo) 100%);
  color: var(--rice);
}

.page-home .home-contact::after {
  content: "";
  position: absolute;
  bottom: -190px;
  left: -130px;
  width: 460px;
  height: 460px;
  background: repeating-radial-gradient(circle at 50% 50%, rgba(201, 162, 39, .22) 0 1px, transparent 1px 24px);
  pointer-events: none;
}

.page-home .home-contact .shell {
  position: relative;
  z-index: 1;
}

.page-home .home-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-home .home-contact .eyebrow {
  color: rgba(232, 201, 106, .85);
}

.page-home .home-contact h2 {
  color: var(--paper);
}

.page-home .home-contact .lede {
  color: rgba(246, 241, 231, .76);
  max-width: 58ch;
}

.page-home .home-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-home .home-contact .btn--ghost {
  color: var(--rice);
  border-color: rgba(232, 201, 106, .5);
  background: transparent;
}

.page-home .home-contact .btn--ghost:hover,
.page-home .home-contact .btn--ghost:focus-visible {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
  color: var(--night);
}

.page-home .home-contact__card {
  padding: clamp(22px, 3vw, 32px);
  background: rgba(246, 241, 231, .06);
  box-shadow: inset 0 0 0 1px rgba(201, 162, 39, .28);
  clip-path: var(--cut);
}

.page-home .home-contact__label {
  margin: 0 0 4px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: rgba(232, 201, 106, .75);
}

.page-home .home-contact__value {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--paper);
  word-break: break-word;
}

.page-home .home-contact__value a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, .45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .home-contact__value a:hover,
.page-home .home-contact__value a:focus-visible {
  color: var(--gold-soft);
  border-color: var(--gold-soft);
}

.page-home .home-contact__copyrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}

.page-home .home-contact__status {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--gold-soft);
}

.page-home .home-contact__rule {
  margin: 0 0 18px;
  border: 0;
  border-top: 1px solid rgba(232, 201, 106, .22);
}

.page-home .home-contact__note {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .62);
}

.page-home .home-contact__legal {
  margin: 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: rgba(246, 241, 231, .48);
}

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

@media (min-width: 768px) {
  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .step::after {
    content: "";
    position: absolute;
    top: 36px;
    left: 100%;
    width: clamp(18px, 2.6vw, 30px);
    height: 1px;
    background: var(--line-strong);
  }

  .page-home .step:last-child::after {
    display: none;
  }
}

@media (min-width: 900px) {
  .page-home .home-map__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
  }

  .page-home .home-updates__grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 68px);
  }

  .page-home .hero__cloud {
    padding-left: clamp(20px, 3vw, 32px);
    border-left: 1px solid rgba(201, 162, 39, .26);
  }

  .page-home .home-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
  }
}

@media (min-width: 1024px) {
  .page-home .line-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .line-grid > .line-card:nth-child(2),
  .page-home .line-grid > .line-card:nth-child(5) {
    margin-top: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero .tag,
  .page-home .home-toc__list a,
  .page-home .line-card,
  .page-home .line-card__link,
  .page-home .cluster__tags a,
  .page-home .step__link,
  .page-home .home-map__cta,
  .page-home .home-contact__value a {
    transition: none;
  }
}