.page-home {
  display: block;
  background: var(--bg);
  color: var(--silver);
  font-family: var(--font-sans);
  --home-line: 1px solid var(--line);
}

/* ---------- 分屏骨架 ---------- */
.page-home .home-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 1080px) {
  .page-home .home-shell {
    grid-template-columns: minmax(258px, 29%) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 左栏：品牌叙事与分区索引 ---------- */
.page-home .home-rail {
  position: relative;
  padding: 22px 18px 30px;
  background: var(--panel);
  border-bottom: var(--home-line);
}

@media (min-width: 1080px) {
  .page-home .home-rail {
    position: sticky;
    top: var(--bar-h);
    max-height: calc(100vh - var(--bar-h));
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    padding: 34px 22px 40px;
    border-bottom: 0;
    border-right: var(--home-line);
  }
  .page-home .home-rail::-webkit-scrollbar {
    width: 6px;
  }
  .page-home .home-rail::-webkit-scrollbar-thumb {
    background: var(--line-hi);
    border-radius: 3px;
  }
}

.page-home .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--grey);
}

.page-home .crumbs__sep {
  color: var(--line-hi);
}

.page-home .home-rail__eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--signal);
}

.page-home .home-rail__title {
  margin: 0;
  font-size: clamp(30px, 7.4vw, 40px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-home .home-rail__intro {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .home-rail__visual {
  position: relative;
  margin: 22px 0 24px;
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--veil);
}

.page-home .home-rail__visual img {
  display: block;
  width: 100%;
  height: 138px;
  object-fit: cover;
  filter: saturate(.42) brightness(.6) contrast(1.08);
}

.page-home .home-rail__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(10, 18, 32, .08) 20%, rgba(10, 18, 32, .92) 100%);
}

@media (min-width: 1080px) {
  .page-home .home-rail__visual img {
    height: 168px;
  }
}

.page-home .home-rail__nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 14px;
  border-top: var(--home-line);
}

.page-home .home-rail__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 12px 9px 10px;
  border-left: 2px solid transparent;
  color: var(--grey);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .16s var(--ease), background-color .16s var(--ease), border-color .16s var(--ease);
}

.page-home .home-rail__link-idx {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--grey);
  transition: color .16s var(--ease);
}

.page-home .home-rail__link:hover,
.page-home .home-rail__link:focus-visible {
  color: var(--paper);
  background: var(--panel-lift);
  border-left-color: var(--signal);
}

.page-home .home-rail__link:hover .home-rail__link-idx,
.page-home .home-rail__link:focus-visible .home-rail__link-idx {
  color: var(--signal);
}

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

.page-home .home-rail__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: var(--home-line);
  font-size: 11px;
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- 右侧连续画布 ---------- */
.page-home .home-canvas {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* 拼贴首屏 */
.page-home .home-hero {
  padding: 18px 16px 30px;
  border-bottom: var(--home-line);
}

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

.page-home .home-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--panel);
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-home .home-tile--lead {
  min-height: 208px;
  background:
    radial-gradient(120% 100% at 8% 4%, rgba(56, 225, 198, .12), transparent 58%),
    var(--panel);
}

.page-home .home-tile__cap {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--grey);
}

.page-home .home-tile__big {
  margin: 4px 0 0;
  font-size: clamp(86px, 14vw, 146px);
  font-weight: 700;
  line-height: .84;
  letter-spacing: -.05em;
  color: var(--signal);
}

.page-home .home-tile__big-unit {
  margin-left: .08em;
  font-size: .17em;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--paper);
  vertical-align: .28em;
}

.page-home .home-tile__num {
  margin: 2px 0 0;
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-home .home-tile__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey);
}

.page-home .home-tile__badge {
  align-self: flex-start;
  margin-top: 2px;
  padding: 4px 9px;
  border: 1px solid var(--line-hi);
  border-radius: var(--radius);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--cyan);
}

@media (hover: hover) and (min-width: 720px) {
  .page-home .home-tile__badge {
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity .18s var(--ease), transform .18s var(--ease);
  }
  .page-home .home-tile:hover .home-tile__badge,
  .page-home .home-tile:focus-within .home-tile__badge {
    opacity: 1;
    transform: none;
  }
  .page-home .home-tile:hover,
  .page-home .home-tile:focus-within {
    transform: translateY(-2px);
    border-color: var(--line-hi);
    background-color: var(--panel-lift);
    box-shadow: 0 12px 26px rgba(5, 11, 22, .5);
  }
}

@media (min-width: 720px) {
  .page-home .home-hero {
    padding: 22px 24px 34px;
  }
  .page-home .home-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-auto-rows: minmax(0, auto);
    gap: 16px;
  }
  .page-home .home-tile--lead {
    grid-column: 1 / 8;
    grid-row: 1 / 3;
  }
  .page-home .home-tile--snap {
    grid-column: 8 / 13;
    grid-row: 1 / 2;
  }
  .page-home .home-tile--app {
    grid-column: 8 / 13;
    grid-row: 2 / 3;
  }
}

.page-home .home-spark {
  display: block;
  width: 100%;
  height: 40px;
  margin-top: auto;
  overflow: visible;
}

.page-home .home-spark polyline {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.page-home .home-spark__line {
  stroke: var(--cyan);
  stroke-width: 1.8;
  stroke-linejoin: round;
}

.page-home .home-spark__line--ghost {
  stroke: var(--line-hi);
  stroke-width: 1.2;
  stroke-dasharray: 3 3;
}

/* ---------- 通用分区 ---------- */
.page-home .home-sec {
  padding: 44px 18px 54px;
  border-bottom: var(--home-line);
  scroll-margin-top: calc(var(--bar-h) + 12px);
}

@media (min-width: 720px) {
  .page-home .home-sec {
    padding: 58px 30px 70px;
  }
}

@media (min-width: 1200px) {
  .page-home .home-sec {
    padding: 66px 46px 82px;
  }
}

.page-home .home-sec__lead {
  max-width: 64ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--silver);
}

@media (min-width: 900px) {
  .page-home .home-sec__lead {
    font-size: 17px;
  }
}

/* ---------- 数据快照带 ---------- */
.page-home .home-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.page-home .home-band__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .home-band__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.32) brightness(.3) contrast(1.16);
}

.page-home .home-band__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(10, 18, 32, .96) 0%, rgba(10, 18, 32, .8) 46%, rgba(17, 29, 51, .96) 100%);
}

.page-home .home-band > :not(.home-band__media) {
  position: relative;
  z-index: 1;
}

.page-home .home-facts {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .home-facts__item {
  padding: 20px 0 22px;
  border-top: var(--home-line);
}

.page-home .home-facts__k {
  display: block;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--signal);
}

.page-home .home-facts__v {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--silver);
}

@media (min-width: 860px) {
  .page-home .home-facts {
    grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
    border-top: var(--home-line);
  }
  .page-home .home-facts__item {
    padding: 24px 18px 26px;
    border-top: 0;
    border-left: var(--home-line);
  }
  .page-home .home-facts__item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

/* ---------- 三条入口 ---------- */
.page-home .home-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 28px;
}

@media (min-width: 980px) {
  .page-home .home-paths {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

.page-home .home-paths__list {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-path {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  padding: 22px 20px;
  border-top: var(--home-line);
  color: inherit;
  text-decoration: none;
  transition: background-color .18s var(--ease);
}

.page-home .home-path:first-child {
  border-top: 0;
}

.page-home .home-path:hover {
  background: var(--panel-lift);
}

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

.page-home .home-path__idx {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-home .home-path__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.45;
  color: var(--paper);
}

.page-home .home-path__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--grey);
}

.page-home .home-path__arrow {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  padding-top: 3px;
  color: var(--grey);
  transition: transform .18s var(--ease), color .18s var(--ease);
}

.page-home .home-path:hover .home-path__arrow,
.page-home .home-path:focus-visible .home-path__arrow {
  color: var(--signal);
  transform: translateX(4px);
}

.page-home .home-paths__fig {
  margin: 0;
  background: var(--panel);
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-paths__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.5) brightness(.86) contrast(1.06);
}

/* ---------- 手机端观赛 ---------- */
.page-home .home-mobile__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 28px;
}

@media (min-width: 880px) {
  .page-home .home-mobile__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.6fr);
    gap: 40px;
    align-items: start;
  }
}

.page-home .home-timeline {
  margin: 0;
  padding: 0 0 0 2px;
  list-style: none;
  border-left: var(--home-line);
}

.page-home .home-timeline__item {
  position: relative;
  padding: 0 0 26px 24px;
}

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

.page-home .home-timeline__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--signal);
}

.page-home .home-timeline__time {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-home .home-timeline__text {
  margin: 8px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .home-mobile__shot {
  margin: 0;
  max-width: 360px;
  background: var(--panel);
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
}

@media (min-width: 880px) {
  .page-home .home-mobile__shot {
    max-width: 100%;
  }
}

.page-home .home-mobile__shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.5) brightness(.82) contrast(1.06);
}

/* ---------- 服务一览 ---------- */
.page-home .home-services {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: var(--home-line);
  border-radius: var(--radius);
  overflow: hidden;
}

@media (min-width: 700px) {
  .page-home .home-services {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-home .home-services {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .home-service {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 26px;
  background: var(--panel);
  color: inherit;
  text-decoration: none;
  transition: background-color .18s var(--ease);
}

.page-home .home-service:hover {
  background: var(--panel-lift);
}

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

.page-home .home-service__kicker {
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--violet);
}

.page-home .home-service__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-home .home-service__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--grey);
}

.page-home .home-service__go {
  margin-top: auto;
  padding-top: 14px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 持续更新与下一步 ---------- */
.page-home .home-next__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 16px;
  margin-top: 30px;
}

@media (min-width: 780px) {
  .page-home .home-next__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }
}

.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 14px;
  border-top: 2px solid var(--line-hi);
}

.page-home .stat__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 40px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-home .stat__num--signal {
  color: var(--signal);
}

.page-home .stat__label {
  font-size: 12.5px;
  line-height: 1.66;
  color: var(--grey);
}

.page-home .home-next__note {
  max-width: 66ch;
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--grey);
}

.page-home .home-next__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .16s var(--ease);
}

.page-home .home-next__note a:hover,
.page-home .home-next__note a:focus-visible {
  color: var(--paper);
}

.page-home .home-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 420px) {
  .page-home .home-rail {
    padding: 20px 14px 26px;
  }
  .page-home .home-hero {
    padding: 14px 14px 26px;
  }
  .page-home .home-tile {
    padding: 20px 16px;
  }
  .page-home .home-sec {
    padding: 38px 14px 46px;
  }
  .page-home .home-path {
    padding: 20px 16px;
    gap: 12px;
  }
  .page-home .home-path__arrow {
    display: none;
  }
  .page-home .home-path {
    grid-template-columns: auto minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-tile,
  .page-home .home-path,
  .page-home .home-path__arrow,
  .page-home .home-rail__link,
  .page-home .home-rail__link-idx,
  .page-home .home-service {
    transition: none;
  }
  .page-home .home-tile:hover,
  .page-home .home-tile:focus-within {
    transform: none;
  }
}