.page-home {
  --home-hairline-dark: rgba(43, 58, 85, 0.85);
  --home-rule-cream: rgba(23, 18, 14, 0.18);
  --home-text-cream: rgba(23, 18, 14, 0.74);
  display: block;
  background: var(--ink);
  color: var(--cream);
}

.page-home .shell {
  width: 100%;
}

.page-home .section {
  position: relative;
  padding: 68px 0;
}

.page-home .section--dark {
  background: var(--ink);
  color: var(--cream);
}

.page-home .section--cream {
  background: var(--cream);
  color: var(--brown);
}

.page-home .section-head {
  max-width: 800px;
  margin: 0 0 36px;
}

.page-home .section-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 12px;
}

.page-home .section--dark .section-kicker {
  color: var(--orange);
}

.page-home .section--cream .section-kicker {
  color: var(--blue);
}

.page-home .section-title {
  font-size: clamp(1.6rem, 3.6vw, 2.35rem);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 0 0 14px;
}

.page-home .section--dark .section-title {
  color: var(--cream);
}

.page-home .section--cream .section-title {
  color: var(--brown);
}

.page-home .section-note {
  font-size: 1rem;
  line-height: 1.75;
  margin: 0;
}

.page-home .section--dark .section-note {
  color: var(--blue-soft);
}

.page-home .section--cream .section-note {
  color: var(--home-text-cream);
}

.page-home .grid {
  gap: 28px;
}

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

.page-home .figure-media {
  overflow: hidden;
  background: var(--ink-3);
  border: 1px solid var(--home-rule-cream);
}

.page-home .section--dark .figure-media {
  border-color: var(--grid);
}

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

.page-home .figure-caption {
  margin-top: 12px;
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-home .section--dark .figure-caption {
  color: var(--haze);
}

.page-home .section--cream .figure-caption {
  color: rgba(23, 18, 14, 0.66);
}

.page-home .section--cream .btn-ghost {
  border-color: rgba(23, 18, 14, 0.4);
  color: var(--brown);
}

.page-home .section--cream .btn-ghost:hover,
.page-home .section--cream .btn-ghost:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-space) + 40px) 0 64px;
  background:
    radial-gradient(115% 85% at 84% 4%, rgba(31, 107, 255, 0.3), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  border-bottom: 1px solid var(--grid);
  color: var(--cream);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(to right, rgba(43, 58, 85, 0.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(43, 58, 85, 0.6) 1px, transparent 1px);
  background-size: var(--grid-tile) var(--grid-tile);
  opacity: 0.5;
  pointer-events: none;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  top: -25%;
  left: -12%;
  width: 124%;
  height: 150%;
  z-index: -1;
  background: repeating-linear-gradient(112deg, transparent 0 62px, rgba(31, 107, 255, 0.2) 62px 64px);
  pointer-events: none;
  animation: home-sweep 12s linear infinite alternate;
}

@keyframes home-sweep {
  from { transform: translate3d(-24px, 0, 0); }
  to { transform: translate3d(24px, 0, 0); }
}

.page-home .hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-home .hero-rail {
  order: 2;
  padding: 20px 18px 18px 20px;
  background: rgba(10, 13, 20, 0.78);
  border: 1px solid var(--grid);
  border-left: 3px solid var(--amber);
}

.page-home .rail-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 8px;
}

.page-home .rail-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--cream);
  margin: 0 0 10px;
}

.page-home .rail-text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--haze);
  margin: 0 0 14px;
}

.page-home .rail-version {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--amber);
  padding: 4px 9px;
  margin: 0;
}

.page-home .rail-split {
  height: 1px;
  background: var(--grid);
  margin: 20px 0 16px;
}

.page-home .rail-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .rail-index a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--blue-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .rail-index a:hover,
.page-home .rail-index a:focus-visible {
  color: var(--cream);
  border-left-color: var(--orange);
  background: rgba(31, 107, 255, 0.1);
}

.page-home .rail-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-home .hero-main {
  order: 1;
  display: grid;
  gap: 26px;
}

.page-home .hero-title {
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--cream);
  margin: 0;
}

.page-home .hero-title em {
  font-style: normal;
  color: var(--orange);
}

.page-home .hero-lead {
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--blue-soft);
  max-width: 60ch;
  margin: 0;
}

.page-home .entry-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--grid);
  background: linear-gradient(135deg, rgba(18, 52, 111, 0.5), rgba(6, 7, 11, 0.92) 62%);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-home .entry-card:hover,
.page-home .entry-card:focus-within {
  border-color: var(--orange);
}

.page-home .entry-visual {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink-3);
}

.page-home .entry-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.04);
}

.page-home .entry-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 7, 11, 0) 42%, rgba(6, 7, 11, 0.88) 100%);
  pointer-events: none;
}

.page-home .entry-body {
  padding: 22px 20px 24px;
}

.page-home .entry-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 10px;
}

.page-home .entry-title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
  margin: 0 0 10px;
}

.page-home .entry-text {
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--haze);
  margin: 0 0 20px;
}

.page-home .entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .chapter-nav {
  border-top: 1px solid var(--grid);
  padding-top: 18px;
}

.page-home .chapter-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--haze);
  margin: 0 0 12px;
}

.page-home .chapter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--grid);
  border-left: 1px solid var(--grid);
}

.page-home .chapter-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 10px;
  font-size: 0.88rem;
  color: var(--blue-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--grid);
  border-right: 1px solid var(--grid);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .chapter-list a:hover,
.page-home .chapter-list a:focus-visible {
  background: rgba(31, 107, 255, 0.14);
  color: var(--cream);
}

.page-home .chapter-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

/* ---------- 排查 ---------- */

.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-home .filter-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 7px 13px;
  border: 1px solid rgba(23, 18, 14, 0.24);
  background: transparent;
  color: rgba(23, 18, 14, 0.78);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .filter-btn:hover,
.page-home .filter-btn:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

.page-home .filter-btn[aria-pressed="true"] {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.page-home .filter-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(23, 18, 14, 0.58);
}

.page-home .check-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-rule-cream);
}

.page-home .check-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--home-rule-cream);
}

.page-home .check-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
  padding-top: 3px;
}

.page-home .check-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brown);
  margin: 0 0 4px;
}

.page-home .check-text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--home-text-cream);
  margin: 0;
}

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

/* ---------- 回访 ---------- */

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

.page-home .route-item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--grid);
  border-left: 3px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .route-item:hover,
.page-home .route-item:focus-within {
  border-left-color: var(--mint);
  background: rgba(35, 211, 160, 0.07);
}

.page-home .route-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.4;
  color: var(--mint);
}

.page-home .route-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cream);
  margin: 0 0 6px;
}

.page-home .route-text {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--blue-soft);
  margin: 0 0 8px;
}

.page-home .route-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--haze);
  margin: 0;
}

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

/* ---------- 小屏端 ---------- */

.page-home .mobile-figure {
  margin: 0 0 32px;
}

.page-home .mobile-figure .figure-media {
  aspect-ratio: 3 / 1;
}

.page-home .lineup {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .lineup-item {
  padding: 24px 22px 20px;
  background: rgba(255, 255, 255, 0.56);
  border: 1px solid var(--home-rule-cream);
  border-top-width: 3px;
}

.page-home .lineup-item--speed { border-top-color: var(--blue); }
.page-home .lineup-item--carry { border-top-color: var(--orange); }
.page-home .lineup-item--light { border-top-color: var(--mint); }

.page-home .lineup-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--brown);
  margin: 0 0 10px;
}

.page-home .lineup-text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--home-text-cream);
  margin: 0 0 14px;
}

.page-home .lineup-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--blue);
  margin: 0;
}

.page-home .step-block {
  margin-top: 42px;
}

.page-home .step-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 18px;
}

.page-home .step-row {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 16px;
}

.page-home .step-cell {
  position: relative;
  padding-right: 12px;
}

.page-home .step-num {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-bottom: 12px;
  border: 1px solid var(--orange);
  background: var(--cream);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
  position: relative;
  z-index: 1;
}

.page-home .step-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--brown);
  margin: 0 0 6px;
}

.page-home .step-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(23, 18, 14, 0.7);
  margin: 0;
}

.page-home .step-more {
  margin: 0;
}

/* ---------- 更新 ---------- */

.page-home .update-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--grid);
}

.page-home .update-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 2px;
  border-bottom: 1px solid var(--grid);
  align-items: baseline;
}

.page-home .update-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--haze);
}

.page-home .update-text {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--cream);
  margin: 0;
}

.page-home .update-more {
  margin: 28px 0 0;
}

/* ---------- 长期运营 ---------- */

.page-home .capability-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--home-rule-cream);
}

.page-home .capability-item {
  padding: 26px 0;
  border-bottom: 1px solid var(--home-rule-cream);
}

.page-home .capability-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
  margin-bottom: 14px;
}

.page-home .capability-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--brown);
  margin: 0 0 10px;
}

.page-home .capability-text {
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--home-text-cream);
  margin: 0;
}

.page-home .capability-cta {
  margin-top: 40px;
  padding: 26px 22px 24px;
  background: var(--brown);
  color: var(--cream);
  display: grid;
  gap: 20px;
}

.page-home .capability-cta p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--blue-soft);
  max-width: 60ch;
}

.page-home .capability-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .capability-cta .btn-ghost {
  border-color: rgba(245, 240, 230, 0.52);
  color: var(--cream);
}

.page-home .capability-cta .btn-ghost:hover,
.page-home .capability-cta .btn-ghost:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- 断点 ---------- */

@media (min-width: 680px) {
  .page-home .chapter-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .check-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 18px;
  }
}

@media (min-width: 820px) {
  .page-home .section {
    padding: 84px 0;
  }

  .page-home .section-head {
    margin-bottom: 44px;
  }

  .page-home .lineup {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .step-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-home .step-cell {
    padding-right: 22px;
  }

  .page-home .step-cell::after {
    content: "";
    position: absolute;
    top: 15px;
    left: 34px;
    right: 8px;
    height: 1px;
    background: rgba(23, 18, 14, 0.24);
  }

  .page-home .step-cell:last-child::after {
    display: none;
  }

  .page-home .capability-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
    padding: 30px 28px;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero {
    padding: calc(var(--header-space) + 48px) 0 76px;
  }

  .page-home .hero-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 52px;
    align-items: start;
  }

  .page-home .hero-rail {
    order: 1;
  }

  .page-home .hero-main {
    order: 2;
  }

  .page-home .grid {
    gap: 32px;
  }

  .page-home .update-row {
    grid-template-columns: 112px 90px minmax(0, 1fr);
    gap: 20px;
  }

  .page-home .capability-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .capability-item {
    padding: 32px 26px 30px 0;
    border-bottom: none;
    border-right: 1px solid var(--home-rule-cream);
  }

  .page-home .capability-item:not(:first-child) {
    padding-left: 26px;
  }

  .page-home .capability-item:last-child {
    padding-right: 0;
    border-right: none;
  }
}

@media (min-width: 1080px) {
  .page-home .entry-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-home .entry-visual {
    aspect-ratio: auto;
    min-height: 100%;
  }

  .page-home .entry-body {
    padding: 28px 26px 30px;
  }
}

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

  .page-home .entry-card,
  .page-home .route-item,
  .page-home .chapter-list a,
  .page-home .rail-index a,
  .page-home .filter-btn {
    transition: none;
  }
}