.page-home {
  --home-cut: 26px;
  display: block;
  background: var(--paper);
  color: var(--ink);
}

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

.page-home > section {
  padding-block: 3rem;
}

@media (min-width: 900px) {
  .page-home > section {
    padding-block: 5.25rem;
  }
}

/* ---------- 顶部上下文条 ---------- */
.page-home .page-context {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.page-home .page-context-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .75rem;
  padding-block: .7rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .07em;
  color: var(--gray);
}

.page-home .page-context-dot {
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--flame);
  transform: rotate(45deg);
}

.page-home .page-context-meta {
  margin-left: auto;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding-block: 2.1rem 2.9rem;
  overflow: hidden;
}

@media (min-width: 900px) {
  .page-home .hero {
    padding-block: 3.5rem 5rem;
  }
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(26, 26, 26, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 26, 26, .04) 1px, transparent 1px);
  background-size: 72px 72px;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.25rem;
}

@media (min-width: 960px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 0 3.5rem;
    align-items: center;
  }
}

.page-home .hero-title {
  margin: .9rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: .94;
  letter-spacing: -.03em;
}

.page-home .hero-title-main {
  display: block;
  font-size: clamp(2.5rem, 12.5vw, 6.5rem);
  color: var(--ink);
}

.page-home .hero-title-ghost {
  display: block;
  margin-left: .08em;
  font-size: clamp(2.5rem, 12.5vw, 6.5rem);
  color: rgba(255, 90, 31, .16);
  -webkit-text-stroke: 1.5px var(--flame);
}

.page-home .hero-lede {
  margin: 1.6rem 0 0;
  max-width: 33rem;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ink);
}

@media (min-width: 900px) {
  .page-home .hero-lede {
    font-size: var(--fs-20);
    line-height: 1.75;
  }
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: 2rem;
}

.page-home .hero-actions .btn {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}

.page-home .hero-note {
  margin: 1.35rem 0 0;
  max-width: 36rem;
  padding-left: 1rem;
  border-left: 2px solid var(--flame);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--gray);
}

.page-home .hero-metrics {
  list-style: none;
  margin: 2.25rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.page-home .hero-metric-value {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

@media (min-width: 900px) {
  .page-home .hero-metric-value {
    font-size: var(--fs-28);
  }
}

.page-home .hero-metric-label {
  display: block;
  margin-top: .4rem;
  font-size: var(--fs-12);
  line-height: 1.5;
  letter-spacing: .04em;
  color: var(--gray);
}

.page-home .hero-panel {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--void);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 46px), calc(100% - 46px) 100%, 0 100%);
}

.page-home .hero-panel img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .hero-panel::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 48%;
  height: 5px;
  transform: skewX(-22deg);
  transform-origin: left bottom;
  background: linear-gradient(90deg, var(--flame), var(--amber) 68%, transparent);
}

/* ---------- 章节标题 ---------- */
.page-home .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 1rem;
  align-items: start;
  margin-bottom: 2rem;
}

@media (min-width: 900px) {
  .page-home .sec-head {
    gap: 0 1.75rem;
    margin-bottom: 3rem;
  }
}

.page-home .chapter-num {
  padding-top: .55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1;
  color: var(--gray);
  transition: color .3s ease;
}

.page-home .section-dark .chapter-num,
.page-home .section-void .chapter-num {
  color: rgba(244, 239, 231, .4);
}

.page-home [data-chapter][data-active="true"] .chapter-num {
  color: var(--flame);
}

.page-home .sec-title {
  margin: .45rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 5.6vw, 2.75rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-home .section-dark .sec-title,
.page-home .section-void .sec-title {
  color: var(--paper);
}

/* ---------- 轮次时间轴 ---------- */
.page-home .rounds-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 900px) {
  .page-home .rounds-grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 3.25rem;
    align-items: start;
  }
}

.page-home .rounds-media {
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-home .rounds-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .rounds-lede {
  margin: 0;
  max-width: 38rem;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: rgba(244, 239, 231, .8);
}

.page-home .round-track {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 2.25rem 0 0;
  padding: 1.4rem 0 0;
  border-top: 1px solid rgba(244, 239, 231, .18);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}

.page-home .round-cell {
  position: relative;
  flex: 1 0 84px;
  min-width: 84px;
  padding-right: .75rem;
  scroll-snap-align: start;
}

.page-home .round-cell::before {
  content: "";
  position: absolute;
  top: -1.4rem;
  left: 0;
  width: 1px;
  height: 1.4rem;
  background: var(--amber);
  opacity: .5;
}

.page-home .round-no {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  font-weight: 700;
  line-height: 1;
  color: rgba(244, 239, 231, .72);
  font-variant-numeric: tabular-nums;
}

.page-home .round-cell.is-current .round-no {
  color: var(--flame);
}

.page-home .round-cap {
  display: block;
  margin-top: .55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  white-space: nowrap;
  color: rgba(244, 239, 231, .48);
}

.page-home .round-cell.is-current .round-cap {
  color: var(--amber);
}

.page-home .round-slash {
  margin-top: 1.75rem;
  height: 4px;
  transform: skewX(-22deg);
  background: linear-gradient(90deg, var(--flame) 0%, var(--amber) 55%, transparent 92%);
}

.page-home .round-meta {
  margin: .9rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  line-height: 1.75;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-home .round-link {
  margin: .9rem 0 0;
}

.page-home .round-link a {
  font-size: var(--fs-14);
  color: var(--paper);
  text-decoration: none;
  padding-bottom: .15rem;
  border-bottom: 1px solid var(--flame);
  transition: color .2s ease;
}

.page-home .round-link a:hover,
.page-home .round-link a:focus-visible {
  color: var(--flame);
}

.page-home .trust-strip {
  margin-top: 2.75rem;
  padding: 1.15rem 1.35rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  border-left: 3px solid var(--flame);
  background: rgba(255, 90, 31, .09);
}

.page-home .trust-strip p {
  margin: 0;
  max-width: 46rem;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: rgba(244, 239, 231, .85);
}

.page-home .trust-strip a {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--cyan);
  text-decoration: none;
  white-space: nowrap;
}

.page-home .trust-strip a:hover,
.page-home .trust-strip a:focus-visible {
  color: var(--amber);
}

/* ---------- 服务索引 ---------- */
.page-home .svc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.page-home .svc-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .45rem 1rem;
  padding: 1.35rem .25rem;
  border-bottom: 1px solid var(--rule);
  transition: background-color .25s ease, padding-left .25s ease;
}

.page-home .svc-row:hover,
.page-home .svc-row:focus-within {
  background: rgba(255, 90, 31, .06);
  padding-left: .75rem;
}

@media (min-width: 900px) {
  .page-home .svc-row {
    grid-template-columns: 3.5rem 15rem minmax(0, 1fr);
    gap: 0 1.5rem;
    align-items: baseline;
    padding: 1.7rem .5rem;
  }
}

.page-home .svc-num {
  align-self: start;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .08em;
  color: var(--flame);
  border: 1px solid var(--rule);
  padding: .2rem .4rem;
}

.page-home .svc-name {
  margin: 0;
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.3;
}

.page-home .svc-name a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-home .svc-row:hover .svc-name a,
.page-home .svc-row:focus-within .svc-name a {
  color: var(--flame);
  border-bottom-color: var(--flame);
}

.page-home .svc-desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--gray);
}

@media (max-width: 899px) {
  .page-home .svc-desc {
    grid-column: 1 / -1;
  }
}

/* ---------- 工具速览 ---------- */
.page-home .data-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .page-home .data-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
  }
}

.page-home .data-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.25rem 1.5rem;
  background: linear-gradient(155deg, rgba(255, 90, 31, .14), rgba(0, 180, 216, .07));
  border: 1px solid rgba(244, 239, 231, .16);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

@media (min-width: 900px) {
  .page-home .data-card {
    padding: 1.5rem 1.5rem 1.75rem;
  }
}

.page-home .data-card-media {
  margin: 0 0 1.15rem;
  overflow: hidden;
}

.page-home .data-card-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .data-card-title {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: var(--fs-20);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-home .data-card-text {
  margin: .85rem 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: rgba(244, 239, 231, .78);
}

.page-home .data-stats {
  margin: 1.35rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(244, 239, 231, .18);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 1rem .75rem;
}

.page-home .data-stats dt {
  font-size: var(--fs-12);
  letter-spacing: .05em;
  color: rgba(244, 239, 231, .58);
}

.page-home .data-stats dd {
  margin: .35rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .data-link {
  margin-top: auto;
  padding-top: 1.4rem;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: .04em;
  color: var(--flame);
  text-decoration: none;
}

.page-home .data-link:hover,
.page-home .data-link:focus-visible {
  color: var(--amber);
}

/* ---------- 问题通道 ---------- */
.page-home .assist-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 900px) {
  .page-home .assist-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 3.5rem;
    align-items: start;
  }
}

.page-home .assist-text {
  margin: 1.2rem 0 0;
  max-width: 34rem;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ink);
}

.page-home .assist-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: 1.9rem;
}

.page-home .assist-actions .btn {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}

.page-home .assist-panel {
  padding: 1.6rem 1.5rem 1.75rem;
  background: var(--ink);
  color: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-home .assist-panel-title {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--paper);
}

.page-home .assist-time {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--flame);
  font-variant-numeric: tabular-nums;
}

.page-home .assist-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 1.15rem 0 0;
  border-top: 1px solid rgba(244, 239, 231, .18);
  display: grid;
  gap: .7rem;
}

.page-home .assist-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: rgba(244, 239, 231, .82);
  overflow-wrap: anywhere;
}

.page-home .assist-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--flame);
  transform: rotate(45deg);
}

/* ---------- 滚动显现 ---------- */
.page-home [data-reveal-ready] [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s ease, transform .5s ease;
}

.page-home [data-reveal-ready] [data-reveal][data-visible="true"] {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal-ready] [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-home .svc-row,
  .page-home .chapter-num,
  .page-home .svc-name a,
  .page-home .round-link a,
  .page-home .trust-strip a,
  .page-home .data-link {
    transition: none;
  }
}
<<<END>>>