.page-home {
  --home-cut: 18px;
  --home-line: rgba(217, 178, 106, 0.3);
  display: block;
  background: var(--ink-green);
  color: var(--cream);
  font-family: var(--font-sans);
  line-height: 1.78;
  overflow-x: hidden;
}

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

.page-home h1,
.page-home h2,
.page-home h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-home p {
  margin: 0;
}

.page-home .eyebrow {
  margin: 0 0 6px;
  color: var(--amber);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-home .section-head {
  max-width: 44rem;
  margin-bottom: 28px;
}

.page-home .section-head h2 {
  font-size: clamp(1.5rem, 4.4vw, 2.45rem);
  margin-bottom: 12px;
}

.page-home .section-lede {
  font-size: 1rem;
  opacity: 0.85;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: 34px 0 58px;
  background:
    radial-gradient(120% 90% at 12% 6%, #16382f 0%, var(--ink-green-deep) 58%, #081813 100%);
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--brass) 0 18px, transparent 18px 32px);
  opacity: 0.42;
}

.page-home .hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  filter: saturate(0.72) contrast(1.04);
}

.page-home .hero-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(168deg, rgba(8, 24, 19, 0.34) 0%, rgba(11, 34, 28, 0.88) 58%, rgba(8, 24, 19, 0.97) 100%);
}

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

.page-home .hero-title {
  max-width: 19ch;
  margin: 12px 0 18px;
  font-size: clamp(1.95rem, 6.4vw, 3.9rem);
  color: var(--cream);
}

.page-home .hero-title::after {
  content: "";
  display: block;
  width: 68px;
  height: 4px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--amber), rgba(217, 178, 106, 0.15));
}

.page-home .hero-lede {
  max-width: 38rem;
  font-size: 1rem;
  color: rgba(248, 244, 234, 0.86);
}

.page-home .hero-actions,
.page-home .limits-actions,
.page-home .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .hero-notice {
  position: relative;
  max-width: 58ch;
  margin-top: 26px;
  padding: 15px 20px 15px 24px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--silver);
  background: linear-gradient(100deg, rgba(140, 90, 43, 0.4), rgba(31, 58, 61, 0.52));
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.page-home .hero-notice::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--amber);
}

.page-home .chapter-preview {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .chapter-preview a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num label"
    "num hint";
  gap: 2px 14px;
  align-items: center;
  padding: 13px 18px;
  color: var(--cream);
  text-decoration: none;
  background: rgba(20, 20, 19, 0.32);
  box-shadow: inset 0 0 0 1px var(--home-line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-home .chapter-preview a:hover,
.page-home .chapter-preview a:focus-visible {
  background: rgba(140, 90, 43, 0.32);
  box-shadow: inset 0 0 0 1px var(--amber);
  transform: translateX(4px);
}

.page-home .cp-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--amber);
}

.page-home .cp-label {
  grid-area: label;
  font-weight: 700;
  font-size: 0.96rem;
}

.page-home .cp-hint {
  grid-area: hint;
  font-size: 0.79rem;
  color: var(--silver);
}

/* ---------- 设备路径 ---------- */
.page-home .home-devices {
  padding: 62px 0 70px;
  background: var(--paper);
  color: var(--carbon);
}

.page-home .home-devices .eyebrow,
.page-home .home-cadence .eyebrow {
  color: var(--brass-dark);
}

.page-home .device-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .device-card {
  padding: 22px 22px 24px;
  background: var(--paper-light);
  box-shadow: inset 0 0 0 1px var(--line-soft);
  clip-path: polygon(0 0, calc(100% - var(--home-cut)) 0, 100% var(--home-cut), 100% 100%, var(--home-cut) 100%, 0 calc(100% - var(--home-cut)));
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.page-home .device-card:hover {
  transform: translateY(-4px);
  box-shadow: inset 0 0 0 1px var(--amber);
}

.page-home .device-card h3 {
  margin: 16px 0 10px;
  font-size: 1.16rem;
  color: var(--ink-green);
}

.page-home .device-card p {
  font-size: 0.93rem;
  color: #3b3a35;
}

.page-home .device-card .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding-bottom: 2px;
  color: var(--brass-dark);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 90, 43, 0.42);
  transition: color 0.22s ease, border-color 0.22s ease;
}

.page-home .link-arrow::after {
  content: "→";
  transition: transform 0.22s ease;
}

.page-home .link-arrow:hover::after,
.page-home .link-arrow:focus-visible::after {
  transform: translateX(4px);
}

.page-home .home-limits .link-arrow,
.page-home .home-hub .link-arrow {
  color: var(--amber);
  border-bottom-color: rgba(232, 154, 60, 0.45);
}

.page-home .tip-strip {
  margin-top: 22px;
  padding: 15px 20px;
  font-size: 0.9rem;
  color: #2d2b26;
  background: rgba(217, 178, 106, 0.2);
  border-left: 4px solid var(--rust);
  box-shadow: inset 0 0 0 1px rgba(140, 90, 43, 0.32);
}

/* ---------- 限红区间 ---------- */
.page-home .home-limits {
  position: relative;
  overflow: hidden;
  padding: 62px 0 70px;
  background: var(--teal-slate);
  color: var(--cream);
}

.page-home .home-limits::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 154, 60, 0.22), transparent 66%);
  pointer-events: none;
}

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

.page-home .limits-copy h2 {
  margin: 6px 0 14px;
  font-size: clamp(1.5rem, 4.4vw, 2.35rem);
}

.page-home .limits-copy p {
  max-width: 40rem;
  font-size: 0.95rem;
  color: rgba(248, 244, 234, 0.86);
}

.page-home .limits-copy p + p {
  margin-top: 12px;
}

.page-home .limit-details {
  margin-top: 24px;
  background: rgba(14, 43, 36, 0.6);
  box-shadow: inset 0 0 0 1px var(--line-brass);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-home .limit-details summary {
  padding: 14px 18px;
  color: var(--amber);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

.page-home .limit-details summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-mono);
}

.page-home .limit-details[open] summary::after {
  content: "—";
}

.page-home .limit-details ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 6px 20px 20px;
  list-style: none;
}

.page-home .limit-details li {
  position: relative;
  padding-left: 15px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-home .limit-details li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 1px;
  background: var(--amber);
}

.page-home .limit-details li .mono {
  color: var(--brass);
}

.page-home .limits-dial {
  margin: 0;
  text-align: center;
}

.page-home .limits-dial img {
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  filter: drop-shadow(0 18px 34px rgba(0, 0, 0, 0.4));
}

.page-home .limits-dial figcaption {
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--silver);
  letter-spacing: 0.04em;
}

/* ---------- 约新厅 ---------- */
.page-home .home-hub {
  padding: 62px 0 70px;
  background: linear-gradient(180deg, var(--ink-green) 0%, var(--ink-green-deep) 100%);
  color: var(--cream);
}

.page-home .hub-routes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .route-card {
  padding: 22px;
  background: rgba(31, 58, 61, 0.55);
  box-shadow: inset 0 0 0 1px var(--home-line);
  clip-path: polygon(0 0, calc(100% - var(--home-cut)) 0, 100% var(--home-cut), 100% 100%, 0 calc(100% - var(--home-cut)));
  transition: background 0.25s ease, transform 0.25s ease;
}

.page-home .route-card:hover {
  background: rgba(31, 58, 61, 0.82);
  transform: translateY(-3px);
}

.page-home .route-index {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--amber);
}

.page-home .route-card h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.page-home .route-card p {
  font-size: 0.92rem;
  color: rgba(248, 244, 234, 0.82);
}

.page-home .hub-trail {
  margin-top: 22px;
  padding: 14px 18px;
  font-size: 0.8rem;
  color: var(--brass);
  background: rgba(20, 20, 19, 0.34);
  box-shadow: inset 0 0 0 1px var(--home-line);
  overflow-wrap: anywhere;
}

/* ---------- 维护节奏 ---------- */
.page-home .home-cadence {
  padding: 62px 0 70px;
  background: var(--paper);
  color: var(--carbon);
}

.page-home .cadence-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-home .timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 32px;
  list-style: none;
}

.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--amber) 0%, rgba(140, 90, 43, 0.22) 100%);
}

.page-home .timeline li {
  position: relative;
  padding-bottom: 26px;
}

.page-home .timeline li:last-child {
  padding-bottom: 0;
}

.page-home .timeline li::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--paper);
  box-shadow: inset 0 0 0 3px var(--brass-dark);
}

.page-home .tl-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--rust);
  letter-spacing: 0.1em;
}

.page-home .timeline h3 {
  margin: 4px 0 8px;
  font-size: 1.08rem;
  color: var(--ink-green);
}

.page-home .timeline p {
  font-size: 0.92rem;
  color: #3b3a35;
}

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

.page-home .cadence-figure img {
  display: block;
  width: 100%;
  box-shadow: inset 0 0 0 1px var(--line-soft);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-home .cadence-figure figcaption {
  margin-top: 12px;
  font-size: 0.8rem;
  color: #5a564d;
  letter-spacing: 0.03em;
}

.page-home .stat-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.page-home .stat {
  padding: 16px 16px 18px;
  background: var(--paper-light);
  border-top: 3px solid var(--brass);
  box-shadow: inset 0 0 0 1px var(--line-soft);
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--brass-dark);
  letter-spacing: -0.02em;
}

.page-home .stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.79rem;
  color: #4d4941;
}

/* ---------- 收尾 ---------- */
.page-home .home-cta {
  padding: 50px 0 58px;
  background: var(--carbon);
}

.page-home .cta-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 28px 24px;
  background: linear-gradient(115deg, rgba(140, 90, 43, 0.4), rgba(14, 43, 36, 0.65));
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-home .cta-copy h2 {
  margin-bottom: 12px;
  font-size: clamp(1.4rem, 4vw, 2.05rem);
  color: var(--cream);
}

.page-home .cta-copy p {
  max-width: 42rem;
  font-size: 0.94rem;
  color: rgba(248, 244, 234, 0.84);
}

.page-home .cta-actions {
  margin-top: 0;
  align-self: center;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-home .home-hero {
    padding: 48px 0 76px;
  }

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

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

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

@media (min-width: 860px) {
  .page-home .device-bento {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .device-card--tablet {
    grid-column: span 5;
  }

  .page-home .device-card--test {
    grid-column: span 7;
  }

  .page-home .device-card--hub {
    grid-column: span 12;
  }
}

@media (min-width: 960px) {
  .page-home .chapter-preview {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .limits-grid {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: center;
    gap: 46px;
  }

  .page-home .cadence-layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
    gap: 48px;
  }

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

  .page-home .cta-shell {
    grid-template-columns: 1.4fr 0.6fr;
    align-items: center;
    padding: 34px 32px;
  }

  .page-home .cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero {
    padding: 62px 0 92px;
  }

  .page-home .hero-lede {
    font-size: 1.06rem;
  }
}
<<<END>>>