.page-home {
  --home-body: #C9D6E0;
  --home-ink-body: #3C4B58;
  --home-cyan-dark: #0C8A6E;
  --home-rail-gap: clamp(24px, 3.4vw, 52px);
  display: block;
  padding-bottom: clamp(44px, 7vw, 96px);
}

.page-home .home-shell {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

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

/* ---------- 左侧章节锚点 ---------- */
.page-home .home-anchor {
  display: none;
}

.page-home .home-anchor__mark {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--quiet);
}

.page-home .home-anchor__scale {
  display: block;
  height: 2px;
  background: var(--line);
}

.page-home .home-anchor__nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .home-anchor__link {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1.4px;
  color: var(--muted);
  text-decoration: none;
  padding: 3px 0 3px 10px;
  border-left: 2px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-home .home-anchor__link:hover,
.page-home .home-anchor__link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  transform: translateX(2px);
}

@media (min-width: 1080px) {
  .page-home .home-shell {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    column-gap: var(--home-rail-gap);
  }

  .page-home .home-anchor {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-self: start;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    max-height: calc(100vh - var(--header-h) - 52px);
    padding-right: 14px;
    border-right: 1px solid var(--line);
  }
}

/* ---------- 上下文条 ---------- */
.page-home .home-context {
  margin: 0 0 clamp(16px, 2.6vw, 28px);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--quiet);
}

/* ---------- 通用文字 ---------- */
.page-home h2 {
  font-family: var(--font-display);
  font-size: clamp(25px, 3.1vw, 38px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 14px 0 14px;
}

.page-home h3 {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.4;
  color: var(--paper);
  margin: 0;
}

.page-home p {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--home-body);
  margin: 0 0 14px;
  max-width: 38em;
}

.page-home .home-section {
  margin-bottom: clamp(40px, 6vw, 88px);
}

.page-home .home-section:last-of-type {
  margin-bottom: clamp(28px, 4vw, 56px);
}

.page-home .home-band__head {
  max-width: 40em;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-home .home-band__head p {
  margin-bottom: 0;
}

/* ---------- 首屏框景 ---------- */
.page-home .home-hero {
  position: relative;
  border: 2px solid var(--line-strong);
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(0, 230, 178, 0.07), transparent 62%),
    radial-gradient(90% 80% at 0% 100%, rgba(255, 138, 61, 0.05), transparent 60%),
    var(--ink-2);
  padding: clamp(24px, 4vw, 56px) clamp(20px, 3.6vw, 52px);
  box-shadow: var(--hard-shadow);
  margin-bottom: clamp(30px, 5vw, 72px);
}

.page-home .home-hero__corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cyan);
  pointer-events: none;
}

.page-home .home-hero__corner--tl {
  top: -3px;
  left: -3px;
  border-right: 0;
  border-bottom: 0;
}

.page-home .home-hero__corner--tr {
  top: -3px;
  right: -3px;
  border-left: 0;
  border-bottom: 0;
}

.page-home .home-hero__corner--bl {
  bottom: -3px;
  left: -3px;
  border-right: 0;
  border-top: 0;
}

.page-home .home-hero__corner--br {
  bottom: -3px;
  right: -3px;
  border-left: 0;
  border-top: 0;
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
  align-items: center;
}

.page-home .home-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 16px 0 18px;
}

.page-home .home-hero__lead p {
  color: var(--home-body);
  max-width: 36em;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-home .home-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 14px;
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

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

.page-home .home-hero__fact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.3px;
  color: var(--muted);
  margin-bottom: 6px;
}

.page-home .home-hero__fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.1vw, 23px);
  letter-spacing: 0.02em;
  color: var(--cyan);
}

@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ---------- 图片容器 ---------- */
.page-home .home-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: var(--hard-shadow);
}

.page-home .home-hero__figure {
  box-shadow: none;
}

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

.page-home .home-figure figcaption {
  border-top: 1px solid var(--line);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--quiet);
}

/* ---------- 横向时间线数据带 ---------- */
.page-home .home-track {
  border: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 33, 47, 0.92), rgba(10, 22, 34, 0.95));
  padding: 18px 18px 22px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

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

.page-home .home-track__list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(224px, 244px);
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .home-track__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 14px 14px;
  border: 2px solid var(--line);
  background: var(--ink);
  scroll-snap-align: start;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-home .home-track__item:hover,
.page-home .home-track__item:focus-within {
  border-color: var(--cyan);
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0 0 rgba(0, 0, 0, 0.45);
}

.page-home .home-track__code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.6px;
  color: var(--muted);
}

.page-home .home-track__item h3 {
  font-size: 17px;
  line-height: 1.42;
}

.page-home .home-track__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--cyan);
  max-width: none;
}

.page-home .home-track__more {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: none;
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-home .home-track__item:hover .home-track__more,
.page-home .home-track__item:focus-within .home-track__more {
  max-height: 132px;
  opacity: 1;
}

.page-home .home-track__hint {
  margin: 12px 0 0;
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--quiet);
}

/* ---------- 说明牌 ---------- */
.page-home .home-note {
  margin-top: clamp(18px, 2.6vw, 30px);
  border: 2px solid var(--line);
  border-left: 6px solid var(--cyan);
  background: var(--ink-2);
  padding: 20px 22px;
  display: grid;
  gap: 8px;
  max-width: 46em;
}

.page-home .home-note p {
  margin: 0;
  font-size: 16px;
  color: var(--muted);
  max-width: 36em;
}

.page-home .home-note .btn {
  justify-self: start;
  margin-top: 6px;
}

/* ---------- 两栏排布 ---------- */
.page-home .home-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
  align-items: start;
}

@media (min-width: 900px) {
  .page-home .home-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-home .home-split--rev {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

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

/* ---------- 四组读数 ---------- */
.page-home .home-reads {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2px;
  background: var(--line);
  border: 2px solid var(--line);
  margin-top: 22px;
}

.page-home .home-reads__item {
  background: var(--ink);
  padding: 14px 14px 16px;
}

.page-home .home-reads__key {
  display: block;
  font-size: 12px;
  letter-spacing: 1.4px;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-home .home-reads__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: none;
}

/* ---------- 暖纸白反相区块 ---------- */
.page-home .home-invert {
  background: var(--paper);
  color: var(--ink);
  border: 2px solid var(--line-strong);
  box-shadow: var(--hard-shadow);
  padding: clamp(24px, 3.6vw, 46px);
}

.page-home .home-invert h2 {
  color: var(--ink);
}

.page-home .home-invert h3 {
  color: var(--ink);
  font-size: 18px;
}

.page-home .home-invert p {
  color: var(--home-ink-body);
  max-width: 36em;
}

.page-home .home-invert .tag {
  border: 2px solid var(--home-cyan-dark);
  color: var(--home-cyan-dark);
  background: transparent;
}

.page-home .home-invert .btn {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}

.page-home .home-feats {
  list-style: none;
  margin: 26px 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .home-feats__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 14px;
  border-top: 1px solid var(--paper-2);
}

.page-home .home-feats__num {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--home-cyan-dark);
}

.page-home .home-feats__item p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 订阅与更新条目 ---------- */
.page-home .home-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 14px;
}

.page-home .home-log {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 2px;
  background: var(--line);
  border: 2px solid var(--line);
}

.page-home .home-log__item {
  background: var(--ink-2);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  transition: background var(--dur) var(--ease);
}

.page-home .home-log__item:hover {
  background: #16293A;
}

.page-home .home-log__kind {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--cyan);
}

.page-home .home-log__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--home-body);
  max-width: none;
}

.page-home .home-log__when {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--quiet);
}

@media (min-width: 720px) {
  .page-home .home-log__item {
    grid-template-columns: 96px minmax(0, 1fr) 76px;
    align-items: baseline;
    gap: 14px;
  }
}

/* ---------- 服务表与保障数字 ---------- */
.page-home .home-service {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 28px);
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

@media (min-width: 1024px) {
  .page-home .home-service {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

.page-home .home-table__wrap {
  overflow-x: auto;
  border: 2px solid var(--line);
  background: var(--ink-2);
}

.page-home .home-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 15px;
}

.page-home .home-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--muted);
  padding: 12px 16px;
  border-bottom: 2px solid var(--line);
  white-space: nowrap;
}

.page-home .home-table td {
  padding: 14px 16px;
  color: var(--home-body);
  border-bottom: 1px solid var(--line);
  line-height: 1.6;
  vertical-align: top;
}

.page-home .home-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .home-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-home .home-table tbody tr:hover {
  background: rgba(0, 230, 178, 0.06);
}

.page-home .home-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper);
  white-space: nowrap;
}

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

.page-home .home-figure--ops img {
  height: 100%;
}

.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 2px;
  background: var(--line);
  border: 2px solid var(--line);
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-home .home-stats__cell {
  background: var(--ink);
  padding: 16px 16px 18px;
}

.page-home .home-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 26px);
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-home .home-stats__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 典型用法 ---------- */
.page-home .home-usecases {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 860px) {
  .page-home .home-usecases {
    grid-template-columns: 1.08fr 1fr 0.92fr;
  }
}

.page-home .home-usecase {
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-home .home-usecase:hover {
  border-color: var(--cyan);
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0 0 rgba(0, 0, 0, 0.42);
}

.page-home .home-usecase p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--home-body);
  flex: 1;
}

.page-home .home-usecase__link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1.2px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  align-self: flex-start;
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .home-usecase__link:hover,
.page-home .home-usecase__link:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 结尾入口 ---------- */
.page-home .home-cta {
  border: 2px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(0, 230, 178, 0.08), transparent 58%),
    var(--ink-2);
  padding: clamp(26px, 3.6vw, 48px);
  box-shadow: var(--hard-shadow);
  display: grid;
  gap: 12px;
  justify-items: start;
}

.page-home .home-cta p {
  margin: 0;
  max-width: 38em;
}

.page-home .home-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-anchor__link,
  .page-home .home-track__item,
  .page-home .home-track__more,
  .page-home .home-log__item,
  .page-home .home-usecase,
  .page-home .home-table tbody tr,
  .page-home .home-usecase__link {
    transition: none;
  }

  .page-home .home-anchor__link:hover,
  .page-home .home-anchor__link:focus-visible,
  .page-home .home-track__item:hover,
  .page-home .home-track__item:focus-within,
  .page-home .home-usecase:hover {
    transform: none;
  }
}