.page-home {
  --home-rule: 1px solid var(--mist);
  --home-radius: 3px;
  background: var(--silver);
  color: var(--text);
}

.page-home [id][data-section] {
  scroll-margin-top: 96px;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 36px 0 44px;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(198deg, rgba(22, 194, 200, .18) 0%, rgba(255, 107, 44, .08) 46%, transparent 72%);
  clip-path: polygon(0 0, 100% 0, 100% 66%, 0 100%);
  pointer-events: none;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  top: -12%;
  right: 0;
  z-index: -1;
  width: 64%;
  height: 132%;
  background: linear-gradient(158deg, rgba(18, 41, 74, .95) 0%, rgba(10, 26, 47, .25) 62%, transparent 88%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 84%);
  pointer-events: none;
}

.page-home .home-hero-grid {
  position: relative;
  display: grid;
  gap: 30px;
}

.page-home .home-hero .display-1 {
  margin: 14px 0 0;
  color: var(--paper);
}

.page-home .hero-lede {
  margin: 18px 0 0;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(215, 222, 232, .88);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(215, 222, 232, .2);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}

.page-home .hero-facts li {
  display: grid;
  gap: 4px;
}

.page-home .fact-num {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-home .fact-label {
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .03em;
  color: rgba(215, 222, 232, .74);
}

.page-home .hero-visual {
  position: relative;
  border: 1px solid rgba(215, 222, 232, .22);
  border-radius: var(--home-radius);
  background: var(--ink-2);
  overflow: hidden;
  box-shadow: 0 26px 60px -40px rgba(0, 0, 0, .9);
}

.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .hero-badge {
  position: absolute;
  right: 14px;
  bottom: 14px;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--ink);
  background: var(--paper);
  border-left: 3px solid var(--signal);
  border-radius: 2px;
}

/* ---------- 分屏骨架 ---------- */

.page-home .home-body {
  display: grid;
  gap: 28px;
  padding-top: 34px;
  padding-bottom: 56px;
}

.page-home .home-rail {
  position: relative;
}

.page-home .home-rail .index-list {
  display: grid;
  gap: 2px;
  margin-top: 12px;
}

.page-home .home-rail .index-list a {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid var(--mist);
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-home .home-rail .index-list a:hover,
.page-home .home-rail .index-list a:focus-visible {
  color: var(--ink);
  background: rgba(215, 222, 232, .4);
}

.page-home .home-rail .index-list a.is-active {
  color: var(--ink);
  font-weight: 600;
  border-left-color: var(--signal);
}

.page-home .home-flow > section + section {
  margin-top: 30px;
}

.page-home .home-flow .block {
  background: var(--paper);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  box-shadow: var(--shadow-panel);
  padding: 26px 20px 30px;
}

.page-home .home-flow .block > * + * {
  margin-top: 18px;
}

.page-home .home-flow .section-title {
  margin: 14px 0 0;
}

.page-home .home-flow .prose {
  margin: 14px 0 0;
}

/* ---------- 01 栏目调整 ---------- */

.page-home .chg-grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-home .chg-col {
  padding: 18px;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--silver);
}

.page-home .chg-col--now {
  background: var(--paper);
  border-color: rgba(255, 107, 44, .5);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-home .chg-head {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-home .chg-col--now .chg-head {
  color: var(--signal);
}

.page-home .chg-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .chg-list li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.7;
}

.page-home .chg-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mist);
}

.page-home .chg-col--now .chg-list li::before {
  background: var(--signal);
}

.page-home .version-row {
  margin-top: 22px;
  padding: 20px;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: linear-gradient(160deg, rgba(215, 222, 232, .55), rgba(252, 253, 255, 1) 62%);
}

.page-home .vtag {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: var(--ink);
  border-radius: var(--home-radius);
}

.page-home .vtag-seg {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: .08em;
  padding: 2px 6px;
  border-radius: 2px;
}

.page-home .vtag-seg--major {
  color: var(--signal);
  border: 1px solid var(--signal);
}

.page-home .vtag-seg--quarter {
  color: var(--cyan);
  border: 1px solid var(--cyan);
}

.page-home .vtag-seg--fix {
  color: var(--mist);
  border: 1px solid var(--mist);
}

.page-home .vtag-note {
  margin-left: 6px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-home .version-note {
  margin: 14px 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .figure {
  margin: 22px 0 0;
}

.page-home .figure-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--ink);
  object-fit: cover;
}

.page-home .figure-caption {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 02 进入通道 ---------- */

.page-home .route-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-home .route-card {
  position: relative;
  padding: 20px 18px 22px;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--paper);
  box-shadow: var(--shadow-panel);
}

.page-home .route-card::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(22, 194, 200, 0));
}

.page-home .route-num {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan-ink);
  border: 1px solid var(--mist);
  border-radius: 2px;
}

.page-home .route-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
}

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

.page-home .route-meta {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--mist);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan-ink);
}

/* ---------- 03 六步预告 ---------- */

.page-home .step-grid {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-home .step-grid .step-card {
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--paper);
  overflow: hidden;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .step-grid .step-card.is-open {
  border-color: rgba(255, 107, 44, .5);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-home .step-grid .step-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.page-home .step-grid .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-home .step-grid .step-title {
  flex: 1;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
}

.page-home .step-grid .step-caret {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .2s var(--ease);
}

.page-home .step-grid .step-card.is-open .step-caret {
  transform: rotate(-135deg);
}

.page-home .step-grid .step-body {
  display: none;
  padding: 0 16px 16px 44px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .step-grid .step-card.is-open .step-body {
  display: block;
}

.page-home .steps-cta {
  margin: 22px 0 0;
}

/* ---------- 04 订阅与收藏 ---------- */

.page-home .sub-grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-home .sub-card {
  padding: 20px 18px;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--silver);
}

.page-home .sub-card--cyan {
  background: linear-gradient(165deg, rgba(22, 194, 200, .14), rgba(252, 253, 255, 1) 58%);
  border-color: rgba(22, 194, 200, .42);
}

.page-home .sub-card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  line-height: 1.5;
}

.page-home .sub-lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .tick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .tick-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-home .tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 5px;
  border-left: 1.8px solid var(--cyan-ink);
  border-bottom: 1.8px solid var(--cyan-ink);
  transform: rotate(-45deg);
}

.page-home .sub-foot {
  margin: 18px 0 0;
}

.page-home .speed-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
}

.page-home .speed-label {
  flex: none;
  width: 54px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-home .speed-track {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--mist);
  overflow: hidden;
}

.page-home .speed-fill {
  display: block;
  height: 100%;
  border-radius: 3px;
}

.page-home .speed-fill--before {
  width: 100%;
  background: var(--muted);
}

.page-home .speed-fill--after {
  width: 50%;
  background: var(--cyan);
}

.page-home .speed-val {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-home .sub-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--mist);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 05 版本动态 ---------- */

.page-home .log-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
}

.page-home .log-item {
  position: relative;
  padding: 16px 0 16px 20px;
  border-left: 1px solid var(--mist);
}

.page-home .log-item:last-child {
  border-left-color: transparent;
}

.page-home .log-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--mist);
}

.page-home .log-item:first-child::before {
  background: var(--signal);
  border-color: var(--signal);
}

.page-home .log-time {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan-ink);
}

.page-home .log-title {
  margin: 6px 0 6px;
  font-size: 15.5px;
  line-height: 1.55;
}

.page-home .log-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .log-cta {
  margin: 24px 0 0;
}

/* ---------- 06 反馈与联络 ---------- */

.page-home .fb-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-home .fb-card {
  padding: 20px 18px;
  border: var(--home-rule);
  border-radius: var(--home-radius);
  background: var(--paper);
}

.page-home .fb-card--dark {
  background: var(--ink);
  border-color: rgba(215, 222, 232, .2);
  color: var(--paper);
}

.page-home .fb-title {
  margin: 0 0 14px;
  font-size: 16px;
  letter-spacing: .04em;
}

.page-home .fb-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .fb-contact li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(215, 222, 232, .2);
}

.page-home .fb-card--dark .fb-contact li:last-child {
  border-bottom-color: transparent;
}

.page-home .fb-key {
  flex: none;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-home .fb-val {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-home .fb-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(215, 222, 232, .78);
}

.page-home .fb-cta {
  margin: 18px 0 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .home-hero {
    padding: 52px 0 60px;
  }

  .page-home .home-flow .block {
    padding: 30px 28px 34px;
  }

  .page-home .chg-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 20px;
  }

  .page-home .route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .step-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-home .sub-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 20px;
  }
}

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

  .page-home .home-hero .display-1 {
    margin-top: 16px;
  }
}

@media (min-width: 980px) {
  .page-home .home-body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
    padding-top: 44px;
    padding-bottom: 72px;
  }

  .page-home .home-rail {
    position: sticky;
    top: 84px;
  }

  .page-home .home-flow > section + section {
    margin-top: 34px;
  }

  .page-home .fb-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 22px;
  }
}

@media (min-width: 1100px) {
  .page-home .route-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-flow > section:nth-child(even) {
    margin-left: clamp(0px, 3vw, 42px);
  }

  .page-home .home-flow > section:nth-child(odd) {
    margin-right: clamp(0px, 2vw, 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-rail .index-list a,
  .page-home .step-grid .step-card,
  .page-home .step-grid .step-caret {
    transition: none;
  }
}
<<<END>>>