.page-home {
  --home-shadow-orange: 10px 10px 0 rgba(242, 106, 46, 0.52);
  --home-shadow-green: 10px 10px 0 rgba(31, 157, 106, 0.52);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .hero-home {
  position: relative;
  padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(6rem, 13vw, 11rem);
  color: var(--paper);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(90deg, rgba(107, 124, 143, 0.18) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(107, 124, 143, 0.18) 0 1px, transparent 1px 96px);
  overflow: hidden;
  isolation: isolate;
}

.page-home .hero-home::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(56px, 9vw, 150px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 22%, 100% 100%);
  pointer-events: none;
  z-index: 2;
}

.page-home .hero-home__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: saturate(0.7);
}

.page-home .hero-home__inner {
  position: relative;
  z-index: 3;
}

.page-home .hero-home .crumb,
.page-home .hero-home .crumb__item,
.page-home .hero-home .crumb__current {
  color: rgba(244, 239, 230, 0.66);
}

.page-home .hero-home .eyebrow {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--moss);
}

.page-home .hero-home__title {
  margin: 0.25em 0 0.3em;
  font-family: var(--font-ui);
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.035em;
  color: var(--paper);
  max-width: 15ch;
  overflow-wrap: break-word;
}

.page-home .hero-home__lead {
  max-width: 42ch;
  margin: 0;
  font-size: var(--fs-lead);
  line-height: 1.75;
  color: rgba(244, 239, 230, 0.84);
}

.page-home .hero-home__note {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  font-size: var(--fs-tiny);
  letter-spacing: 0.06em;
  color: rgba(244, 239, 230, 0.6);
}

/* ---------- 两步入口 ---------- */
.page-home .steps {
  position: relative;
  display: grid;
  gap: 1.5rem;
  margin-top: clamp(2rem, 5vw, 3.25rem);
}

@media (min-width: 900px) {
  .page-home .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-home .steps::before {
    content: "";
    position: absolute;
    left: 10%;
    right: 10%;
    top: 50%;
    height: 2px;
    transform: translateY(-50%);
    background: repeating-linear-gradient(90deg, var(--green) 0 14px, transparent 14px 28px);
    z-index: 0;
  }
}

.page-home .step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.15rem, 2.8vw, 1.85rem);
  background: var(--paper);
  color: var(--ink);
  border: var(--line);
  box-shadow: var(--home-shadow-orange);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-home .step--alt {
  box-shadow: var(--home-shadow-green);
}

.page-home .step:hover,
.page-home .step:focus-within {
  transform: translate(-3px, -3px);
  box-shadow: 13px 13px 0 rgba(242, 106, 46, 0.72);
}

.page-home .step--alt:hover,
.page-home .step--alt:focus-within {
  box-shadow: 13px 13px 0 rgba(31, 157, 106, 0.72);
}

.page-home .step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.75rem, 8vw, 4.75rem);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--orange);
}

.page-home .step--alt .step__num {
  color: var(--green);
}

.page-home .step__kicker {
  margin: 0;
  font-size: var(--fs-tiny);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-home .step__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ink);
}

.page-home .step__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(11, 27, 43, 0.78);
}

.page-home .step__link {
  align-self: flex-start;
  margin-top: 0.35rem;
  font-weight: 800;
  font-size: var(--fs-small);
  color: var(--ink);
  text-decoration: none;
  border-bottom: 3px solid var(--green);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .step--alt .step__link {
  border-bottom-color: var(--orange);
}

.page-home .step__link:hover,
.page-home .step__link:focus-visible {
  color: var(--green);
  border-bottom-color: var(--ink);
}

.page-home .step--alt .step__link:hover,
.page-home .step--alt .step__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--ink);
}

/* ---------- 通用章节头 ---------- */
.page-home h2 {
  margin: 0.15em 0 0.4em;
  font-size: var(--fs-h2);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.025em;
}

.page-home .section__lead {
  max-width: 58ch;
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  font-size: var(--fs-body);
  line-height: 1.8;
  color: rgba(11, 27, 43, 0.78);
}

/* ---------- 费用与记录分栏 ---------- */
.page-home .split-head {
  display: grid;
  gap: 0.5rem 2.5rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

@media (min-width: 860px) {
  .page-home .split-head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }
}

.page-home .split-head h2 {
  margin-bottom: 0;
}

.page-home .split-head__lead {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: rgba(11, 27, 43, 0.76);
  border-left: 3px solid var(--orange);
  padding-left: 1rem;
}

.page-home .path-figure {
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
  background: var(--fog);
}

.page-home .path-figure img,
.page-home .device-note__figure img,
.page-home .self-check__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 分栏预览卡 ---------- */
.page-home .preview-cols {
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.page-home .preview-col {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.15rem, 3vw, 2rem);
  background: var(--fog);
}

.page-home .preview-col h3 {
  margin: 0;
  font-size: var(--fs-h3);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-home .preview-col .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-home .preview-col--dark {
  background: var(--ink);
  color: var(--paper);
}

.page-home .preview-col--dark h3 {
  color: var(--paper);
}

.page-home .preview-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-home .preview-list li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 0.7rem;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: rgba(11, 27, 43, 0.82);
}

.page-home .preview-list li::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 0.5em;
  background: var(--green);
}

.page-home .preview-list--on-dark li {
  color: rgba(244, 239, 230, 0.82);
}

.page-home .preview-list--on-dark li::before {
  background: var(--orange);
}

/* ---------- 小屏旁注 ---------- */
.page-home .device-note {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  padding: clamp(1rem, 2.5vw, 1.75rem);
  background: var(--moss);
  border: var(--line);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 780px) {
  .page-home .device-note {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: center;
  }
}

.page-home .device-note__figure {
  margin: 0;
}

.page-home .device-note__body {
  display: grid;
  gap: 0.55rem;
  justify-items: start;
}

.page-home .device-note__body h3 {
  margin: 0;
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-home .device-note__body p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: rgba(11, 27, 43, 0.8);
  max-width: 52ch;
}

/* ---------- 自查章节 ---------- */
.page-home .self-check {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

@media (min-width: 900px) {
  .page-home .self-check {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-home .self-check__figure {
  margin: 0;
  background: var(--paper);
}

.page-home .index-caption {
  margin: 0 0 0.75rem;
  font-size: var(--fs-tiny);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-home .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 3px solid var(--ink);
}

.page-home .index-list li {
  border-bottom: 1px solid rgba(11, 27, 43, 0.18);
}

.page-home .index-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.85rem;
  align-items: baseline;
  padding: 0.9rem 0.35rem;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-home .index-list a:hover,
.page-home .index-list a:focus-visible {
  background: var(--moss);
  padding-left: 0.85rem;
}

.page-home .index-list .idx {
  font-size: var(--fs-tiny);
  color: var(--green);
  letter-spacing: 0.04em;
}

.page-home .index-list .idx-title {
  font-size: var(--fs-small);
  font-weight: 700;
  line-height: 1.5;
}

.page-home .index-list .idx-go {
  color: var(--orange);
  font-size: var(--fs-small);
}

/* ---------- 折叠自查 ---------- */
.page-home .checklist {
  border-top: 3px solid var(--ink);
}

.page-home .check {
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
}

.page-home .check > summary {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 0.25rem;
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--ink);
}

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

.page-home .check > summary::before {
  content: "+";
  flex: 0 0 auto;
  width: 1.3rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--orange);
}

.page-home .check[open] > summary::before {
  content: "−";
  color: var(--green);
}

.page-home .check[open] > summary {
  border-bottom: 1px solid rgba(11, 27, 43, 0.18);
}

.page-home .check__body {
  padding: 0.9rem 0.25rem 1.35rem 2.2rem;
  max-width: 66ch;
  font-size: var(--fs-small);
  line-height: 1.85;
  color: rgba(11, 27, 43, 0.8);
}

/* ---------- 联络与响应 ---------- */
.page-home .support-band {
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.page-home .support-band h2 {
  color: var(--paper);
}

.page-home .support-band .eyebrow {
  color: var(--moss);
}

.page-home .support-band__head {
  max-width: 62ch;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-home .support-band__lead {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: rgba(244, 239, 230, 0.82);
}

.page-home .support-stats {
  display: grid;
  gap: 1px;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
  background: rgba(244, 239, 230, 0.2);
  border: 2px solid rgba(244, 239, 230, 0.24);
}

@media (min-width: 760px) {
  .page-home .support-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .support-stat {
  display: grid;
  gap: 0.35rem;
  padding: clamp(1rem, 2.6vw, 1.65rem);
  background: var(--ink-deep);
}

.page-home .support-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--orange);
  line-height: 1.1;
}

.page-home .support-stat__label {
  font-size: var(--fs-small);
  color: rgba(244, 239, 230, 0.72);
}

.page-home .support-grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

@media (min-width: 860px) {
  .page-home .support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .support-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.1rem, 2.5vw, 1.6rem);
  background: rgba(244, 239, 230, 0.06);
  border: 2px solid rgba(244, 239, 230, 0.28);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .support-card:hover,
.page-home .support-card:focus-visible {
  background: rgba(244, 239, 230, 0.12);
  border-color: var(--green);
  transform: translateY(-3px);
}

.page-home .support-card__k {
  font-size: var(--fs-tiny);
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-home .support-card h3 {
  margin: 0;
  font-size: clamp(1.1rem, 1.9vw, 1.35rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-home .support-card p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(244, 239, 230, 0.76);
}

.page-home .support-card__go {
  margin-top: 0.25rem;
  color: var(--orange);
  font-size: var(--fs-small);
}

.page-home .cta-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(2rem, 4.5vw, 3rem);
  padding: clamp(1.1rem, 2.6vw, 1.6rem);
  background: var(--paper);
  color: var(--ink);
  border: var(--line);
  box-shadow: 8px 8px 0 rgba(242, 106, 46, 0.6);
}

.page-home .cta-strip__text {
  margin: 0;
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1.6;
  max-width: 44ch;
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 520px) {
  .page-home .hero-home__title {
    letter-spacing: -0.03em;
  }

  .page-home .step,
  .page-home .device-note,
  .page-home .cta-strip {
    box-shadow: 6px 6px 0 rgba(11, 27, 43, 0.14);
  }

  .page-home .step {
    box-shadow: 6px 6px 0 rgba(242, 106, 46, 0.55);
  }

  .page-home .step--alt {
    box-shadow: 6px 6px 0 rgba(31, 157, 106, 0.55);
  }

  .page-home .check > summary {
    gap: 0.6rem;
  }

  .page-home .check__body {
    padding-left: 1.9rem;
  }

  .page-home .index-list a {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: 0.2rem;
  }

  .page-home .index-list .idx-go {
    display: none;
  }

  .page-home .cta-strip {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .step,
  .page-home .support-card,
  .page-home .index-list a,
  .page-home .step__link {
    transition: none;
  }

  .page-home .step:hover,
  .page-home .step:focus-within,
  .page-home .support-card:hover,
  .page-home .support-card:focus-visible {
    transform: none;
  }
}
<<<END>>>