/* ============================================================
   page-home — 首页
   ============================================================ */

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

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 24px 0 64px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 62% 52% at 88% 6%, rgba(23, 224, 200, .18), transparent 68%),
    linear-gradient(180deg, #08202F 0%, var(--deep) 70%);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .2;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 96px 96px;
}

.page-home .hero-crumbs {
  position: relative;
  z-index: 1;
  margin-bottom: 16px;
}

.page-home .hero-crumbs span {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

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

.page-home .hero-title {
  display: flex;
  flex-direction: column;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: .92;
  letter-spacing: -.03em;
  color: var(--white);
}

.page-home .hero-title-brand {
  margin-bottom: .42em;
  font-size: clamp(15px, 2.4vw, 22px);
  font-weight: 700;
  letter-spacing: .34em;
  color: var(--cyan);
}

.page-home .hero-title-main {
  font-size: clamp(42px, 12.5vw, 112px);
}

.page-home .hero-lead {
  max-width: 54ch;
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 20px;
    margin-top: 44px;
  }
}

/* ---------- 首屏 · 下载前置条 ---------- */

.page-home .hero-download {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 18px 18px;
  border: 1px solid var(--steel);
  border-top: 2px solid var(--cyan);
  background:
    linear-gradient(168deg, rgba(18, 59, 82, .92) 0%, rgba(11, 37, 55, .96) 55%, var(--deep) 100%);
}

.page-home .dl-status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-home .dl-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 176, 32, .16);
  animation: home-beat 3s ease-in-out infinite;
}

@keyframes home-beat {
  0%, 100% { opacity: 1; }
  50% { opacity: .38; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .dl-dot { animation: none; }
}

.page-home .dl-title {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

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

.page-home .dl-version {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-home .copy-tag {
  padding: 5px 10px;
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--cyan);
  background: rgba(23, 224, 200, .08);
  border: 1px solid rgba(23, 224, 200, .42);
  cursor: pointer;
  transition:
    border-color .18s var(--ease),
    background .18s var(--ease),
    transform .18s var(--ease);
}

.page-home .copy-tag:hover,
.page-home .copy-tag:focus-visible {
  border-color: var(--cyan-soft);
  background: rgba(23, 224, 200, .18);
  outline: none;
  transform: translateY(-1px);
}

.page-home .copy-tag[data-copied="true"] {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .dl-sizes {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .dl-sizes li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  font-size: 13px;
  color: var(--silver);
  background: rgba(6, 23, 37, .74);
}

.page-home .dl-sizes li span:last-child {
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-home .dl-cta {
  width: 100%;
  text-align: center;
}

.page-home .dl-cta:hover,
.page-home .dl-cta:focus-visible {
  transform: translateY(-2px);
}

.page-home .dl-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--steel);
}

.page-home .dl-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.88) brightness(.9);
}

/* ---------- 首屏 · 对照面板 ---------- */

.page-home .hero-compare {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px 18px 20px;
  border: 1px solid var(--steel);
  background: linear-gradient(180deg, rgba(11, 37, 55, .82) 0%, rgba(6, 23, 37, .94) 100%);
}

.page-home .compare-head {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-home .compare-title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.15;
  color: var(--white);
}

.page-home .compare-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 640px) {
  .page-home .compare-body {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

.page-home .compare-col-title {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-home .nav-tree {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .nav-tree li {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 11px;
  font-size: 13.5px;
  line-height: 1.42;
  color: var(--silver);
  background: rgba(6, 23, 37, .82);
}

.page-home .nav-tree li::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  border: 1px solid var(--steel);
  background: transparent;
}

.page-home .nav-tree .nav-tree-cut {
  color: var(--mist);
  background: rgba(30, 66, 87, .26);
  text-decoration: line-through;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(255, 176, 32, .65);
}

.page-home .nav-tree .nav-tree-cut::before {
  border-color: rgba(255, 176, 32, .55);
}

.page-home .compare-note {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-home .compare-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--steel);
}

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

/* ---------- 回访用户 ---------- */

.page-home .revisit {
  padding: 64px 0;
  background: var(--deep);
  border-bottom: 1px solid var(--line);
}

.page-home .revisit-intro {
  margin-bottom: 4px;
}

.page-home .revisit-intro h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.025em;
  color: var(--white);
}

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

.page-home .visit-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

@media (min-width: 760px) {
  .page-home .visit-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

.page-home .visit-card {
  border: 1px solid var(--steel);
  background: linear-gradient(180deg, rgba(11, 37, 55, .9) 0%, rgba(6, 23, 37, .96) 100%);
  transition:
    border-color .18s var(--ease),
    box-shadow .18s var(--ease);
}

.page-home .visit-card[open] {
  border-color: rgba(23, 224, 200, .5);
  box-shadow: 0 0 0 2px rgba(23, 224, 200, .1);
}

.page-home .visit-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
  list-style: none;
  cursor: pointer;
}

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

.page-home .visit-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-home .visit-meta {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-home .visit-body {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--line);
}

.page-home .visit-body p {
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-home .tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.page-home .tag-list li {
  padding: 4px 9px;
  font-size: 12px;
  color: var(--silver);
  background: rgba(18, 59, 82, .62);
  border: 1px solid var(--steel);
}

/* ---------- 更新节拍 ---------- */

.page-home .cadence {
  padding: 64px 0;
  background: linear-gradient(180deg, var(--deep) 0%, #04121d 100%);
  border-bottom: 1px solid var(--line);
}

.page-home .cadence-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 900px) {
  .page-home .cadence-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
}

.page-home .cadence-copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.025em;
  color: var(--white);
}

.page-home .cadence-copy p {
  max-width: 52ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .cadence-stats {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .cadence-stats li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px;
  background: rgba(11, 37, 55, .72);
}

.page-home .cadence-num {
  flex: none;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-home .cadence-cap {
  font-size: 13px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- 月度案例 ---------- */

.page-home .cases {
  padding: 64px 0 0;
  background: var(--deep);
}

.page-home .cases-head {
  max-width: 640px;
  margin-bottom: 26px;
}

.page-home .cases-head h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.025em;
  color: var(--white);
}

.page-home .cases-head p {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .cases-figure {
  margin: 0 0 34px;
  overflow: hidden;
  border: 1px solid var(--steel);
}

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

.page-home .cases-rail {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 37, 55, .58) 0%, rgba(6, 23, 37, .92) 100%);
}

.page-home .timeline-svg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.page-home .timeline-svg polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1;
  opacity: .26;
  vector-effect: non-scaling-stroke;
}

.page-home .cases-rail .timeline {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 30px 24px 30px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 224, 200, .4) transparent;
}

@media (min-width: 900px) {
  .page-home .cases-rail .timeline {
    padding-inline: max(24px, calc(50vw - 616px));
  }
}

.page-home .cases-rail .timeline::-webkit-scrollbar {
  height: 6px;
}

.page-home .cases-rail .timeline::-webkit-scrollbar-thumb {
  background: rgba(23, 224, 200, .35);
}

.page-home .cases-rail .timeline:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -4px;
}

.page-home .timeline-item {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 7px;
  width: min(78vw, 288px);
  padding: 4px 24px 4px 18px;
  border-left: 1px solid var(--line);
  scroll-snap-align: start;
}

.page-home .timeline-index {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  color: rgba(23, 224, 200, .85);
}

.page-home .timeline-note {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-home .timeline-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.48;
  color: var(--white);
}

/* ---------- 页尾收束 ---------- */

.page-home .outro {
  position: relative;
  overflow: hidden;
  padding: 64px 0 0;
  background: linear-gradient(180deg, var(--deep) 0%, #04121d 62%, #030d15 100%);
}

.page-home .outro-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 56px;
}

@media (min-width: 900px) {
  .page-home .outro-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }
}

.page-home .outro-copy h2 {
  margin: 10px 0 16px;
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.025em;
  color: var(--white);
}

.page-home .outro-copy p {
  max-width: 52ch;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--silver);
}

.page-home .outro-copy a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 224, 200, .5);
  transition:
    color .18s var(--ease),
    border-color .18s var(--ease);
}

.page-home .outro-copy a:hover,
.page-home .outro-copy a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
  outline: none;
}

.page-home .outro-contact {
  padding: 22px 20px;
  border: 1px solid var(--steel);
  border-left: 2px solid var(--cyan);
  background: rgba(11, 37, 55, .74);
}

.page-home .contact-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 14px 0 20px;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .contact-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 11px 12px;
  background: rgba(6, 23, 37, .84);
}

.page-home .contact-key {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-home .contact-val {
  font-size: 13.5px;
  color: var(--white);
  word-break: break-word;
}

.page-home .outro-shore {
  position: relative;
  height: 170px;
  overflow: hidden;
  border-top: 1px solid var(--line);
}

.page-home .outro-shore img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}

.page-home .outro-wave {
  position: absolute;
  inset: auto 0 0 0;
  width: 100%;
  height: 92px;
  pointer-events: none;
}

.page-home .outro-wave polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1;
  opacity: .55;
  vector-effect: non-scaling-stroke;
}
<<<END>>>