.page-home {
  --home-rail: 176px;
  --home-gap: clamp(22px, 3.4vw, 46px);
  --home-sticky: 96px;
  background: var(--ink);
  color: var(--text);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: clip;
}

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

.page-home .media-frame {
  overflow: hidden;
}

.page-home .media-frame--16x9 {
  aspect-ratio: 16 / 9;
}

.page-home .media-frame--1x1 {
  aspect-ratio: 1 / 1;
}

.page-home .media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 布局骨架 ---------- */
.home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  padding-top: clamp(20px, 3.6vw, 44px);
  position: relative;
}

.home-body {
  min-width: 0;
}

@media (min-width: 1024px) {
  .home-layout {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
  }
}

/* ---------- 侧边状态轨道 ---------- */
.home-rail__sticky {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 14px 16px;
  background: var(--panel);
  border: 1px solid var(--grid);
  border-top: 2px solid var(--cyan);
  clip-path: var(--cut-sm);
}

.home-rail__cap {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin: 0;
}

.home-rail__build {
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
  margin: 0;
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.45);
}

.home-rail__state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 13px;
  color: var(--text);
}

.home-rail__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 12px;
  color: var(--muted);
}

.home-rail__stats .mono {
  color: var(--teal);
  margin-right: 4px;
}

.home-rail__nav {
  display: flex;
  gap: 4px;
  margin: 4px 0 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1 0 100%;
}

.home-rail__nav::-webkit-scrollbar {
  display: none;
}

.home-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  border-left: 1px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.home-rail__link .mono {
  font-size: 11px;
  color: var(--teal);
}

.home-rail__link:hover,
.home-rail__link:focus-visible {
  color: var(--text);
  background: rgba(0, 229, 255, 0.07);
  border-left-color: var(--cyan);
}

.home-rail__link:first-child {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
}

@media (min-width: 1024px) {
  .home-rail__sticky {
    position: sticky;
    top: var(--home-sticky);
    display: block;
    padding: 22px 18px 26px;
    clip-path: var(--cut-md);
  }

  .home-rail__state {
    display: flex;
    margin-top: 12px;
  }

  .home-rail__stats {
    display: grid;
    gap: 6px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--grid);
  }

  .home-rail__nav {
    display: grid;
    gap: 2px;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--grid);
    overflow: visible;
  }

  .home-rail__link {
    padding: 9px 8px;
  }
}

/* ---------- 首屏 ---------- */
.home-hero {
  position: relative;
  padding-bottom: clamp(8px, 2vw, 20px);
}

.home-hero::before {
  content: "";
  position: absolute;
  inset: -30px -16px 0;
  background-image:
    linear-gradient(rgba(31, 78, 107, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 78, 107, 0.22) 1px, transparent 1px);
  background-size: 72px 72px, 72px 72px;
  -webkit-mask-image: radial-gradient(120% 90% at 72% 0%, #000 0%, transparent 74%);
  mask-image: radial-gradient(120% 90% at 72% 0%, #000 0%, transparent 74%);
  pointer-events: none;
  z-index: 0;
}

.home-hero > * {
  position: relative;
  z-index: 1;
}

.home-hero__crumb {
  margin-bottom: clamp(24px, 4vw, 48px);
}

.home-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 46px);
  align-items: start;
}

.home-hero h1 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(44px, 11vw, 86px);
  line-height: 0.98;
  letter-spacing: 0.005em;
  margin: 12px 0 20px;
}

.home-hero h1 .hl {
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(0, 229, 255, 0.4);
}

.home-hero__lead {
  max-width: 44ch;
  margin: 0;
  color: var(--muted);
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

.home-hero__frame {
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

.home-status {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

.home-status__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 16px;
  background: var(--panel);
  transition: background var(--dur) var(--ease);
}

.home-status__item:hover {
  background: var(--panel-2);
}

.home-status__key {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.home-status__val {
  font-size: 16px;
  color: var(--cyan);
  text-align: right;
}

.home-status__note {
  grid-column: 1 / -1;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

@media (min-width: 920px) {
  .home-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .home-hero__visual {
    margin-top: clamp(16px, 5vw, 64px);
  }
}

/* ---------- 章节通用 ---------- */
.home-block {
  position: relative;
  margin-top: clamp(56px, 9vw, 112px);
}

.home-block > .section-head {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--cyan);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(0, 229, 255, 0.45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), gap var(--dur) var(--ease);
}

.home-link::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: 13px;
}

.home-link:hover {
  color: var(--paper);
  border-color: var(--paper);
  gap: 12px;
}

.home-link--warm {
  color: var(--amber);
  border-bottom-color: rgba(255, 138, 61, 0.5);
}

.home-link--warm:hover {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 换机校准 ---------- */
.home-migrate {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.home-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.home-steps__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 4px 16px;
  align-items: start;
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--grid);
  border-top: 2px solid var(--cyan);
  clip-path: var(--cut-sm);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.home-steps__item:hover {
  transform: translateY(-3px);
  background: var(--panel-2);
}

.home-steps__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.home-steps__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.01em;
}

.home-steps__text {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.home-migrate__figure {
  margin: 0;
}

.home-migrate__figure .media-frame {
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

.home-migrate__cap,
.home-services__cap,
.home-help__cap {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 900px) {
  .home-migrate {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  }

  .home-migrate__figure {
    position: sticky;
    top: var(--home-sticky);
  }
}

/* ---------- 常用页面 ---------- */
.home-shortcuts__lead {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.home-shortcuts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

.home-shortcut {
  display: grid;
  gap: 6px;
  padding: 22px 20px 24px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.home-shortcut:hover {
  background: var(--panel-2);
}

.home-shortcut:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.home-shortcut__idx {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.home-shortcut__name {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 19px;
}

.home-shortcut__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.home-shortcut__go {
  margin-top: 4px;
  font-size: 12px;
  color: var(--teal);
}

@media (min-width: 680px) {
  .home-shortcuts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 服务与方案 ---------- */
.home-services {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.home-service {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  background: linear-gradient(180deg, rgba(20, 48, 79, 0.85), rgba(14, 32, 54, 0.96));
  border: 1px solid var(--grid);
  border-left: 3px solid var(--teal);
  clip-path: var(--cut-md);
  transition: transform var(--dur) var(--ease);
}

.home-service + .home-service {
  margin-top: 14px;
}

.home-service:hover {
  transform: translateY(-3px);
}

.home-service--primary {
  border-left-color: var(--cyan);
}

.home-service--warm {
  border-left-color: var(--amber);
}

.home-service__title {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.01em;
}

.home-service__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.home-service__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.home-services__foot {
  margin: 20px 0 0;
}

.home-services__figure {
  margin: 0;
}

.home-services__figure .media-frame {
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

@media (min-width: 960px) {
  .home-services {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .home-services__figure {
    position: sticky;
    top: var(--home-sticky);
  }
}

/* ---------- 帮助中心 ---------- */
.home-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.home-help__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.home-help__col {
  display: grid;
  gap: 14px;
  align-content: start;
}

.home-help__item {
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--grid);
  clip-path: var(--cut-sm);
  transition: background var(--dur) var(--ease);
}

.home-help__item:hover {
  background: var(--panel-2);
}

.home-help__item--focus {
  border-color: var(--amber);
  background: rgba(255, 138, 61, 0.07);
}

.home-help__item--focus:hover {
  background: rgba(255, 138, 61, 0.11);
}

.home-help__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 10px;
}

.home-help__item--focus .home-help__idx {
  color: var(--amber);
}

.home-help__title {
  margin: 0 0 8px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 19px;
}

.home-help__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.home-help__figure {
  margin: 0;
}

.home-help__figure .media-frame {
  border: 1px solid var(--grid);
  clip-path: var(--cut-md);
}

@media (min-width: 640px) {
  .home-help__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .home-help {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  }
}

/* ---------- 动态与联系 ---------- */
.home-block--last {
  padding-top: clamp(28px, 4vw, 48px);
}

.home-more {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.home-more__news,
.home-more__contact {
  padding: clamp(20px, 2.6vw, 28px);
}

.home-more__sub {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.01em;
}

.home-more__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

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

.home-news__item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--grid);
}

.home-news__meta {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.home-news__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
}

.home-news__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.home-more__foot {
  margin: 20px 0 0;
}

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

.home-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--grid);
}

.home-contact__key {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.home-contact__val {
  font-size: 14px;
  line-height: 1.65;
  word-break: break-word;
}

.home-tail {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--grid);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.home-tail a {
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

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

@media (min-width: 860px) {
  .home-more {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .home-contact__row {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}