.page-home {
  --home-line: rgba(143, 169, 173, 0.34);
  --home-line-soft: rgba(143, 169, 173, 0.2);
  --home-ink-soft: rgba(19, 47, 58, 0.72);
  --home-ink-faint: rgba(19, 47, 58, 0.58);
  --home-gap: clamp(20px, 3.4vw, 40px);
  background: var(--c-snow);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-home [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 16px, 0);
  transition: opacity 420ms ease, transform 420ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.page-home [data-reveal].is-revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal],
  .page-home [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
    transition: opacity 200ms linear;
  }
  .page-home .flow-card,
  .page-home .flow-card:hover,
  .page-home .flow-card:focus-visible {
    transform: none;
  }
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding-block: clamp(38px, 6.5vw, 82px) clamp(34px, 5vw, 62px);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0 0 auto 0;
  height: clamp(300px, 58vh, 580px);
  overflow: hidden;
  pointer-events: none;
}

.page-home .hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
}

.page-home .hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 6%, rgba(191, 227, 232, 0.62), transparent 62%),
    linear-gradient(180deg, rgba(247, 250, 249, 0.28) 0%, rgba(247, 250, 249, 0.86) 58%, var(--c-snow) 100%);
}

.page-home .hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  max-width: 1000px;
}

.page-home .hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-lake);
}

.page-home .hero__eyebrow .mono {
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: rgba(23, 107, 135, 0.1);
  color: var(--c-lake);
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--c-indigo);
}

.page-home .hero__lead {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.8;
  color: var(--home-ink-soft);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 8px;
}

.page-home .hero__link {
  font-size: 14px;
  color: var(--c-lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 107, 135, 0.32);
  padding-bottom: 2px;
  transition: border-color 240ms ease, color 240ms ease;
}

.page-home .hero__link:hover,
.page-home .hero__link:focus-visible {
  color: var(--c-lake-deep);
  border-bottom-color: var(--c-lake-deep);
}

.page-home .hero__split {
  position: relative;
  z-index: 1;
  margin-top: clamp(30px, 5vw, 56px);
  display: grid;
  gap: var(--home-gap);
}

.page-home .hero__col {
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
}

.page-home .hero__col-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-indigo);
}

.page-home .hero__col-title::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--home-line);
}

.page-home .hero__col-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--home-ink-faint);
}

.page-home .flow {
  display: grid;
  gap: 10px;
  margin-top: 2px;
}

.page-home .flow-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-card);
  border: 1px solid var(--home-line);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.52));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: inherit;
  text-decoration: none;
  transition: transform 320ms ease, box-shadow 320ms ease, background 320ms ease, border-color 320ms ease;
}

.page-home .flow-card:hover,
.page-home .flow-card:focus-visible {
  transform: translateY(-3px);
  background: #ffffff;
  border-color: rgba(23, 107, 135, 0.32);
  box-shadow: 0 16px 32px -24px rgba(11, 46, 79, 0.7);
}

.page-home .flow-card:focus-visible {
  outline: 2px solid var(--c-lake);
  outline-offset: 3px;
}

.page-home .flow-card__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-salt);
}

.page-home .flow-card__body {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-home .flow-card__body strong {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-indigo);
}

.page-home .flow-card__body span {
  font-size: 13px;
  line-height: 1.6;
  color: var(--home-ink-faint);
}

.page-home .flow-card__tag {
  flex: 0 0 auto;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: rgba(23, 107, 135, 0.08);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-lake);
  white-space: nowrap;
}

/* 时间轴 */
.page-home .timeline {
  list-style: none;
  margin: 4px 0 0;
  padding: 0 0 0 18px;
  border-left: 1px solid var(--home-line);
  display: grid;
  gap: 2px;
}

.page-home .tl-item {
  position: relative;
  min-width: 0;
}

.page-home .tl-item::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 17px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-snow);
  border: 2px solid var(--c-data);
  transform: translateX(-50%);
}

.page-home .tl-item details {
  border-radius: 10px;
}

.page-home .tl-item summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-indigo);
}

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

.page-home .tl-item summary::marker {
  content: "";
}

.page-home .tl-item summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 15px;
  line-height: 1;
  color: var(--c-lake);
}

.page-home .tl-item details[open] summary::after {
  content: "−";
}

.page-home .tl-item summary:hover {
  color: var(--c-lake-deep);
}

.page-home .tl-item summary:focus-visible {
  outline: 2px solid var(--c-lake);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-home .tl-item__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--c-data);
}

.page-home .tl-item__body {
  padding: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--home-ink-soft);
}

.page-home .tl-item__body p {
  margin: 0;
}

.page-home .hero__more {
  justify-self: start;
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--c-lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 107, 135, 0.3);
  padding-bottom: 2px;
}

.page-home .hero__more:hover,
.page-home .hero__more:focus-visible {
  border-bottom-color: var(--c-lake);
}

/* ---------- 通用章节 ---------- */
.page-home .section-block {
  padding-block: clamp(44px, 6.5vw, 84px);
}

.page-home .section-block--mist {
  background: var(--c-mist);
}

.page-home .section-block--deep {
  background: var(--c-indigo);
  color: var(--c-snow);
}

.page-home .sec-head {
  display: grid;
  gap: 10px;
  max-width: 62ch;
  margin: 0 0 clamp(24px, 3.6vw, 40px);
}

.page-home .sec-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-lake);
}

.page-home .sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.018em;
  color: var(--c-indigo);
}

.page-home .sec-lead {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--home-ink-soft);
}

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

.page-home .section-block--deep .sec-title {
  color: var(--c-snow);
}

.page-home .section-block--deep .sec-lead {
  color: rgba(247, 250, 249, 0.76);
}

.page-home .section-block--deep .sec-code {
  color: var(--c-gold-soft);
}

.page-home .section-block--deep .btn--ghost {
  color: var(--c-snow);
  border-color: rgba(247, 250, 249, 0.42);
}

.page-home .section-block--deep .btn--ghost:hover,
.page-home .section-block--deep .btn--ghost:focus-visible {
  border-color: var(--c-gold-soft);
  color: var(--c-gold-soft);
}

.page-home .shot {
  margin: 0;
  min-width: 0;
}

.page-home .shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  object-fit: cover;
}

.page-home .shot figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--home-ink-faint);
}

/* ---------- 资料章节 ---------- */
.page-home .materials__grid {
  display: grid;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .mlist {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-home .mcard {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--radius-card);
  background: #ffffff;
  border: 1px solid var(--home-line-soft);
  box-shadow: 0 1px 0 rgba(143, 169, 173, 0.16);
  transition: border-color 280ms ease, box-shadow 280ms ease;
}

.page-home .mcard:hover {
  border-color: rgba(23, 107, 135, 0.3);
  box-shadow: 0 14px 28px -26px rgba(11, 46, 79, 0.8);
}

.page-home .mcard__code {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-gold);
}

.page-home .mcard h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--c-indigo);
}

.page-home .mcard p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--home-ink-soft);
}

.page-home .stats {
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--home-line);
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

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

.page-home .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-lake);
}

.page-home .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--home-ink-faint);
}

/* ---------- 公告章节 ---------- */
.page-home .updates__grid {
  display: grid;
  gap: var(--home-gap);
  align-items: center;
}

.page-home .prefs {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .prefs li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px 16px;
  border-radius: 14px;
  background: #ffffff;
  border: 1px solid var(--home-line-soft);
}

.page-home .prefs .mono {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gold);
}

.page-home .prefs strong {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-display);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--c-indigo);
}

.page-home .prefs span:not(.mono) {
  display: block;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--home-ink-soft);
}

/* ---------- 版本对照 ---------- */
.page-home .dims {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .dims li {
  display: grid;
  gap: 6px 22px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px solid rgba(191, 227, 232, 0.26);
}

.page-home .dims li:last-child {
  border-bottom: 1px solid rgba(191, 227, 232, 0.26);
}

.page-home .dims__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-gold);
}

.page-home .dims h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  color: var(--c-snow);
}

.page-home .dims p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(247, 250, 249, 0.74);
}

/* ---------- 移动端体验 ---------- */
.page-home .mobile__grid {
  display: grid;
  gap: var(--home-gap);
  align-items: center;
}

.page-home .checklist {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--home-ink-soft);
}

.page-home .checklist li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c-lake);
}

/* ---------- 联系预览 ---------- */
.page-home .contact-panel {
  position: relative;
  display: grid;
  gap: 14px;
  padding: clamp(26px, 4.2vw, 52px);
  border-radius: calc(var(--radius-card) + 6px);
  background: linear-gradient(140deg, rgba(23, 107, 135, 0.96), rgba(11, 46, 79, 0.99));
  color: var(--c-snow);
  overflow: hidden;
}

.page-home .contact-panel::before {
  content: "";
  position: absolute;
  inset: -42% -18% auto auto;
  width: min(58%, 420px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 164, 65, 0.32), transparent 66%);
  pointer-events: none;
}

.page-home .contact-panel > * {
  position: relative;
  z-index: 1;
}

.page-home .contact-panel .sec-code {
  color: var(--c-gold-soft);
}

.page-home .contact-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.8vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.015em;
}

.page-home .contact-panel p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(247, 250, 249, 0.84);
}

.page-home .contact-panel .contact-panel__note {
  font-size: 13px;
  color: rgba(247, 250, 249, 0.66);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-home .dims li {
    grid-template-columns: 64px minmax(0, 0.55fr) minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 880px) {
  .page-home .materials__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(28px, 4vw, 60px);
  }

  .page-home .updates__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(28px, 4.5vw, 64px);
  }

  .page-home .mobile__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.6fr);
    gap: clamp(28px, 4vw, 60px);
  }
}

@media (min-width: 920px) {
  .page-home .hero__split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(28px, 4.5vw, 64px);
    align-items: start;
  }
}

@media (max-width: 480px) {
  .page-home .flow-card {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: 8px;
  }

  .page-home .flow-card__tag {
    grid-column: 2;
    justify-self: start;
  }

  .page-home .mcard {
    padding: 16px;
  }
}
<<<END>>>

.page-home {
  --reveal-delay: 0.3s;
}