.page-home {
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-sans);
  padding-bottom: clamp(64px, 9vw, 128px);
}

.page-home figure {
  margin: 0;
}

.page-home figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--ink-700);
  object-fit: cover;
}

.page-home figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--graphite);
}

/* ---------- 首屏 ---------- */
.page-home .home-intro {
  display: grid;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--ink-700);
}

@media (min-width: 900px) {
  .page-home .home-intro {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
    align-items: end;
  }
}

.page-home .home-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--graphite);
}

.page-home .home-crumb a {
  color: var(--graphite);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .home-crumb a:hover {
  color: var(--cyan);
}

.page-home .home-crumb [aria-current="page"] {
  color: var(--paper);
}

.page-home h1 {
  margin: 0 0 24px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(34px, 6.2vw, 72px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  max-width: 15em;
}

.page-home .intro-lead {
  margin: 0 0 28px;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--graphite);
}

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

.page-home .intro-figure img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 目录 ---------- */
.page-home .home-toc {
  padding-top: 32px;
}

.page-home .home-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-700);
}

.page-home .home-toc li {
  border-bottom: 1px solid var(--ink-700);
}

.page-home .home-toc a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 15px 4px;
  color: var(--paper);
  text-decoration: none;
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .home-toc a:hover {
  background: var(--ink-800);
  padding-left: 12px;
}

.page-home .toc-num {
  flex: none;
  width: 26px;
  font-size: 13px;
  color: var(--orange);
  letter-spacing: 0.08em;
}

.page-home .toc-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(16px, 2.2vw, 20px);
  letter-spacing: -0.01em;
}

.page-home .toc-note {
  margin-left: auto;
  font-size: 12px;
  color: var(--graphite);
  white-space: nowrap;
}

@media (max-width: 560px) {
  .page-home .toc-note {
    display: none;
  }
}

/* ---------- 主体双栏 ---------- */
.page-home .home-body {
  display: grid;
  gap: 40px;
  padding-top: 40px;
}

@media (min-width: 1024px) {
  .page-home .home-body {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
  }
}

/* ---------- 左侧状态索引 ---------- */
.page-home .home-rail {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  padding-bottom: 10px;
  scrollbar-color: var(--ink-700) var(--ink-900);
}

.page-home .rail-block {
  flex: 0 0 auto;
  min-width: 128px;
}

.page-home .rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-home .rail-stock ul,
.page-home .rail-cycle ul,
.page-home .rail-nav ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .rail-stock ul {
  display: grid;
  gap: 9px;
}

.page-home .rail-stock li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
}

.page-home .rail-dot {
  width: 8px;
  height: 8px;
  flex: none;
  display: block;
}

.page-home .rail-dot[data-stock="active"] {
  background: var(--green);
}

.page-home .rail-dot[data-stock="pending"] {
  background: var(--amber);
}

.page-home .rail-dot[data-stock="retired"] {
  background: var(--blue-grey);
}

.page-home .rail-cycle ul {
  display: grid;
  gap: 8px;
}

.page-home .rail-cycle li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--paper);
}

.page-home .rail-cycle li::before {
  content: "";
  flex: none;
  height: 1px;
  background: var(--cyan);
  opacity: 0.65;
}

.page-home .rail-cycle li:nth-child(1)::before {
  width: 7px;
}

.page-home .rail-cycle li:nth-child(2)::before {
  width: 14px;
}

.page-home .rail-cycle li:nth-child(3)::before {
  width: 22px;
}

.page-home .rail-cycle li:nth-child(4)::before {
  width: 30px;
}

.page-home .rail-nav ol {
  display: grid;
  gap: 2px;
}

.page-home .rail-nav a {
  display: flex;
  gap: 10px;
  padding: 5px 0;
  font-size: 13px;
  color: var(--graphite);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .rail-nav a:hover {
  color: var(--cyan);
}

.page-home .rail-nav .mono {
  color: var(--orange);
  font-size: 11px;
}

@media (min-width: 1024px) {
  .page-home .home-rail {
    display: block;
    position: sticky;
    top: 116px;
    align-self: start;
    overflow: visible;
    padding: 4px 0 0 20px;
    border-left: 1px solid var(--ink-700);
  }

  .page-home .rail-block {
    min-width: 0;
  }

  .page-home .rail-block + .rail-block {
    margin-top: 30px;
  }
}

/* ---------- 章节框架 ---------- */
.page-home .home-sec {
  scroll-margin-top: 118px;
}

.page-home .home-sec + .home-sec {
  margin-top: 76px;
}

.page-home .sec-band {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--ink-700);
}

.page-home .sec-band::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 76px;
  height: 2px;
  background: var(--orange);
}

.page-home .sec-num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-home .sec-band h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.32;
  letter-spacing: -0.01em;
}

.page-home .sec-lead {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--graphite);
}

/* ---------- 01 业务线 ---------- */
.page-home .biz-zone {
  position: relative;
  margin-top: 30px;
}

.page-home .biz-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-home .biz-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .biz-filter label {
  display: inline-block;
  padding: 7px 16px;
  border: 1px solid var(--ink-700);
  border-radius: 999px;
  font-size: 13px;
  color: var(--graphite);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .biz-filter label:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-home .biz-radio:checked + label {
  border-color: var(--orange);
  background: rgba(255, 106, 26, 0.12);
  color: var(--paper);
}

.page-home .biz-radio:focus-visible + label {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-home .biz-zone:has(#biz-dom:checked) .biz-card:not([data-line="dom"]),
.page-home .biz-zone:has(#biz-intl:checked) .biz-card:not([data-line="intl"]),
.page-home .biz-zone:has(#biz-inst:checked) .biz-card:not([data-line="inst"]) {
  display: none;
}

.page-home .biz-track {
  display: grid;
  gap: 1px;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

@media (min-width: 900px) {
  .page-home .biz-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .biz-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 24px 24px;
  background: var(--ink-900);
  border-top: 3px solid var(--ink-700);
  transition: background var(--dur) var(--ease);
}

.page-home .biz-card:hover {
  background: var(--ink-800);
}

.page-home .biz-card[data-line="dom"] {
  border-top-color: var(--orange);
}

.page-home .biz-card[data-line="intl"] {
  border-top-color: var(--cyan);
}

.page-home .biz-card[data-line="inst"] {
  border-top-color: var(--green);
}

.page-home .biz-kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--graphite);
}

.page-home .biz-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.5;
}

.page-home .biz-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-home .biz-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--ink-700);
  font-size: 13px;
}

.page-home .biz-facts .mono {
  color: var(--cyan);
}

.page-home .biz-link {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 3px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .biz-link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 02 库存档位 ---------- */
.page-home .stock-figure {
  margin-top: 30px;
}

.page-home .stock-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

.page-home .stock-row {
  position: relative;
  display: grid;
  gap: 8px 22px;
  padding: 22px 22px 22px 28px;
  background: var(--ink-900);
}

.page-home .stock-row::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
}

.page-home .stock-row[data-stock="active"]::before {
  background: var(--green);
}

.page-home .stock-row[data-stock="pending"]::before {
  background: var(--amber);
}

.page-home .stock-row[data-stock="retired"]::before {
  background: var(--blue-grey);
}

@media (min-width: 760px) {
  .page-home .stock-row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: start;
  }
}

.page-home .stock-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-home .stock-tag i {
  display: block;
  width: 9px;
  height: 9px;
  flex: none;
}

.page-home .stock-tag[data-stock="active"] i {
  background: var(--green);
}

.page-home .stock-tag[data-stock="pending"] i {
  background: var(--amber);
}

.page-home .stock-tag[data-stock="retired"] i {
  background: var(--blue-grey);
}

.page-home .stock-text h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.5;
}

.page-home .stock-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
}

/* ---------- 03 交付周期 ---------- */
.page-home .cycle-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--ink-700);
}

.page-home .cycle-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--ink-700);
  scroll-margin-top: 130px;
  transition: background var(--dur) var(--ease);
}

.page-home .cycle-item:target {
  background: var(--ink-800);
}

.page-home .cycle-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
}

.page-home .cycle-days {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--orange);
  text-decoration: none;
}

.page-home .cycle-days:hover {
  color: var(--cyan);
}

.page-home .cycle-title {
  font-size: 15px;
  color: var(--paper);
}

.page-home .cycle-track {
  display: block;
  height: 4px;
  margin: 14px 0 14px;
  background: var(--ink-700);
}

.page-home .cycle-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.page-home .cycle-item[data-cycle="7"] .cycle-fill {
  width: 10%;
}

.page-home .cycle-item[data-cycle="15"] .cycle-fill {
  width: 30%;
}

.page-home .cycle-item[data-cycle="30"] .cycle-fill {
  width: 60%;
}

.page-home .cycle-item[data-cycle="60"] .cycle-fill {
  width: 100%;
}

.page-home .cycle-body {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-home .cycle-figure {
  margin-top: 34px;
}

/* ---------- 04 质保 ---------- */
.page-home .warranty-grid {
  display: grid;
  gap: 1px;
  margin-top: 30px;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

@media (min-width: 720px) {
  .page-home .warranty-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-home .warranty-card {
  padding: 30px 26px 28px;
  background: var(--ink-900);
}

.page-home .warranty-num {
  margin: 0 0 16px;
  font-size: clamp(40px, 5.4vw, 58px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-home .warranty-num span {
  margin-left: 8px;
  font-size: 15px;
  font-weight: 400;
  color: var(--graphite);
}

.page-home .warranty-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
}

.page-home .warranty-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-home .service-note {
  margin-top: 30px;
  padding: 24px 24px 22px;
  background: var(--ink-800);
  border-left: 3px solid var(--cyan);
}

.page-home .service-note-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-home .service-note ul {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-home .service-note li {
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .service-note strong {
  display: block;
  margin-bottom: 2px;
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 05 品类横滚 ---------- */
.page-home .cat-track {
  list-style: none;
  display: flex;
  gap: 12px;
  margin: 30px 0 0;
  padding: 0 0 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) var(--ink-800);
}

.page-home .cat-track::-webkit-scrollbar {
  height: 4px;
}

.page-home .cat-track::-webkit-scrollbar-track {
  background: var(--ink-800);
}

.page-home .cat-track::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--amber));
}

.page-home .cat-card {
  flex: 0 0 218px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 168px;
  padding: 22px 20px;
  background: var(--ink-800);
  border-top: 2px solid var(--ink-700);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .cat-card:hover {
  background: var(--ink-700);
  border-top-color: var(--cyan);
}

.page-home .cat-idx {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-home .cat-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
}

.page-home .cat-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-home .cat-foot {
  margin: 6px 0 0;
}

/* ---------- 06 服务节点 ---------- */
.page-home .node-grid {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

@media (min-width: 900px) {
  .page-home .node-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
    gap: 44px;
    align-items: start;
  }
}

.page-home .node-text p {
  margin: 0 0 16px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--graphite);
}

.page-home .node-facts {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--ink-700);
}

@media (min-width: 520px) {
  .page-home .node-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .node-facts div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .node-facts dt {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}

.page-home .node-facts dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .node-figure img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 07 常用入口 ---------- */
.page-home .entry-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

.page-home .entry-list a {
  display: flex;
  gap: 18px;
  padding: 20px 22px;
  background: var(--ink-900);
  color: var(--paper);
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.page-home .entry-list a:hover {
  background: var(--ink-800);
}

.page-home .entry-idx {
  flex: none;
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .entry-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .entry-body strong {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.4;
}

.page-home .entry-body em {
  font-style: normal;
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-home .trust-note {
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--ink-700);
  max-width: 44em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 640px) {
  .page-home .home-sec + .home-sec {
    margin-top: 56px;
  }

  .page-home .biz-card {
    padding: 22px 18px 20px;
  }

  .page-home .warranty-card,
  .page-home .service-note {
    padding: 22px 18px;
  }

  .page-home .stock-row {
    padding: 20px 18px 20px 22px;
  }

  .page-home .entry-list a {
    padding: 18px 16px;
    gap: 14px;
  }
}