.page-home {
  --home-frame-pad: clamp(1.1rem, 3.2vw, 2.6rem);
  --home-gap: clamp(1rem, 2.2vw, 1.75rem);
  --home-section-y: clamp(3rem, 7vw, 6rem);
  --home-soft: #ffffff;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-home .home-wrap {
  padding-top: clamp(0.9rem, 2.4vw, 1.8rem);
  padding-bottom: clamp(3rem, 7vw, 6rem);
}

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

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

/* ---------- 首屏框景 ---------- */
.page-home .hero-frame {
  position: relative;
  padding: var(--home-frame-pad);
  border: 1px solid var(--rule);
  border-radius: calc(var(--card-radius) + 10px);
  background:
    radial-gradient(120% 95% at 102% -8%, rgba(215, 240, 239, 0.85), rgba(215, 240, 239, 0) 62%),
    var(--paper);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-home .hero-frame::before,
.page-home .hero-frame::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--ink-blue);
  opacity: 0.3;
  pointer-events: none;
}

.page-home .hero-frame::before {
  top: 12px;
  left: 12px;
  border-right: 0;
  border-bottom: 0;
  border-radius: 8px 0 0 0;
}

.page-home .hero-frame::after {
  right: 12px;
  bottom: 12px;
  border-left: 0;
  border-top: 0;
  border-radius: 0 0 8px 0;
}

.page-home .hero-scale {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 9px;
  background-image: repeating-linear-gradient(90deg, var(--rule) 0 1px, transparent 1px 19px);
  opacity: 0.7;
  pointer-events: none;
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.6rem);
}

.page-home .hero-main {
  position: relative;
  min-width: 0;
}

.page-home .hero-title {
  margin: 0.55rem 0 0;
  color: var(--ink-blue);
  letter-spacing: 0.01em;
}

.page-home .hero-lead {
  margin: 1rem 0 0;
  max-width: 34em;
  color: var(--grey);
  font-size: 1rem;
  line-height: 1.8;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.4rem;
}

.page-home .hero-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 0.9rem;
  margin: clamp(1.3rem, 3vw, 2rem) 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--rule);
}

.page-home .hero-facts dt {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--grey);
}

.page-home .hero-facts dd {
  margin: 0.3rem 0 0;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-blue);
}

.page-home .hero-facts .mono-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  line-height: 1.1;
  color: var(--ink-blue);
}

.page-home .hero-anno {
  display: none;
}

.page-home .hero-side {
  display: grid;
  gap: var(--home-gap);
  min-width: 0;
}

.page-home .hero-figure .media-caption {
  margin-top: 0.55rem;
}

/* 帮助中心锚点 */
.page-home .help-anchor {
  position: relative;
  padding: 1.1rem 1.15rem 1.2rem;
  border: 1px solid var(--rule);
  border-radius: var(--card-radius);
  background: var(--orange-soft);
  box-shadow: var(--shadow-card);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-home .help-anchor:hover,
.page-home .help-anchor:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-home .help-flag {
  display: inline-block;
  margin: 0 0 0.55rem;
  padding: 0.18rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: #ffffff;
  background: var(--orange);
  border-radius: 999px;
}

.page-home .help-title {
  margin: 0;
  color: var(--ink-blue);
}

.page-home .help-text {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .help-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem 0.55rem;
  margin: 0.85rem 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-home .help-index li {
  padding: 0.38rem 0.5rem;
  font-size: 0.82rem;
  color: var(--ink-blue);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--rule);
  border-radius: 8px;
}

/* ---------- 通用章节 ---------- */
.page-home .section {
  padding-top: var(--home-section-y);
}

.page-home .sec-bar {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--rule);
}

.page-home .sec-num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2vw, 1.45rem);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-home .sec-bar .eyebrow {
  margin: 0;
}

.page-home .section-head {
  max-width: 46rem;
  margin-top: clamp(1rem, 2.4vw, 1.6rem);
}

.page-home .section-head .h2 {
  margin: 0;
  color: var(--ink-blue);
}

.page-home .section-lead {
  margin: 0.7rem 0 0;
  color: var(--grey);
  line-height: 1.8;
}

/* ---------- 状态速览 ---------- */
.page-home .status-grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

.page-home .status-card {
  position: relative;
  padding: 1.15rem 1.1rem 1.3rem;
  border: 1px solid var(--rule);
  border-radius: var(--card-radius);
  background: var(--home-soft);
  box-shadow: var(--shadow-card);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-home .status-card:nth-child(2) {
  background: var(--sage);
}

.page-home .status-card:nth-child(3) {
  background: var(--mist);
}

.page-home .status-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-home .status-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.page-home .status-card .card-title {
  margin: 0 0 0.55rem;
  color: var(--ink-blue);
}

.page-home .status-card .card-text {
  margin: 0 0 0.9rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 步骤 ---------- */
.page-home .steps-layout {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(1rem, 2.6vw, 1.8rem);
}

.page-home .steps-intro h2 {
  margin: 0;
  color: var(--ink-blue);
}

.page-home .steps-intro p {
  margin: 0.75rem 0 1.2rem;
  max-width: 32em;
  color: var(--grey);
  line-height: 1.8;
}

.page-home .steps-figure .media-caption {
  margin-top: 0.55rem;
}

.page-home .steps {
  display: grid;
  gap: 0.85rem;
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

.page-home .step-card {
  border: 1px solid var(--rule);
  border-radius: var(--card-radius);
  background: var(--home-soft);
  box-shadow: var(--shadow-card);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-home .step-card:hover {
  border-color: var(--cyan);
}

.page-home .step-card[open] {
  border-color: var(--cyan);
}

.page-home .step-card > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: start;
  padding: 1rem 1.05rem;
  cursor: pointer;
  list-style: none;
}

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

.page-home .step-card > summary::marker {
  content: "";
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-home .step-sum {
  display: block;
  min-width: 0;
}

.page-home .step-title {
  display: block;
  font-weight: 600;
  color: var(--ink-blue);
}

.page-home .step-result {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--grey);
}

.page-home .step-body {
  padding: 0 1.05rem 1.1rem 3.1rem;
  border-top: 1px dashed var(--rule);
}

.page-home .step-body p {
  margin: 0.85rem 0 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-home .steps-more {
  margin-top: 0.85rem;
  padding: 0.2rem 1.05rem;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--orange);
  border-radius: var(--card-radius);
  background: rgba(232, 239, 234, 0.6);
}

.page-home .steps-more > summary {
  padding: 0.85rem 0;
  cursor: pointer;
  list-style: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-blue);
}

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

.page-home .steps-more > summary::marker {
  content: "";
}

.page-home .steps-rest {
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-home .steps-rest li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  padding: 0.6rem 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ink);
  border-top: 1px solid var(--rule);
}

.page-home .steps-rest strong {
  color: var(--ink-blue);
}

/* ---------- 维护记录 ---------- */
.page-home .notes-layout {
  display: grid;
  gap: clamp(1.4rem, 3.4vw, 2.6rem);
  margin-top: clamp(1rem, 2.6vw, 1.8rem);
}

.page-home .notes-copy h2 {
  margin: 0;
  color: var(--ink-blue);
}

.page-home .notes-copy > p {
  margin: 0.75rem 0 1.2rem;
  max-width: 32em;
  color: var(--grey);
  line-height: 1.8;
}

.page-home .notes-copy .media-figure {
  margin: 0 0 1.1rem;
}

.page-home .notes-copy .media-caption {
  margin-top: 0.5rem;
}

.page-home .timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.35rem;
  list-style: none;
}

.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 0.33rem;
  top: 0.45rem;
  bottom: 0.45rem;
  width: 1px;
  background: var(--rule);
}

.page-home .timeline li {
  position: relative;
  padding-bottom: 1.25rem;
}

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

.page-home .timeline li::before {
  content: "";
  position: absolute;
  left: -1.16rem;
  top: 0.5rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--cyan);
}

.page-home .note-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.page-home .note-issue {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-home .note-title {
  margin: 0.4rem 0 0.25rem;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--ink-blue);
}

.page-home .note-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--grey);
}

/* ---------- 通道场景 ---------- */
.page-home .scene-grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

.page-home .scene-card {
  padding: 1.15rem 1.1rem 1.3rem;
  border: 1px solid var(--rule);
  border-radius: var(--card-radius);
  background: var(--mist);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-home .scene-card:nth-child(2) {
  background: var(--sage);
}

.page-home .scene-card:nth-child(3) {
  background: var(--home-soft);
}

.page-home .scene-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-home .scene-card .card-title {
  margin: 0.65rem 0 0.5rem;
  color: var(--ink-blue);
}

.page-home .scene-card .card-text {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 服务保障 ---------- */
.page-home .assure {
  margin-top: var(--home-section-y);
  padding: clamp(1.4rem, 4vw, 3rem);
  border-radius: calc(var(--card-radius) + 12px);
  background-color: var(--ink-blue);
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.09) 0 1px, transparent 1px 26px);
  background-size: auto 6px;
  background-repeat: repeat-x;
  background-position: 0 0;
  color: var(--paper);
}

.page-home .assure-grid {
  display: grid;
  gap: clamp(1.4rem, 3.2vw, 2.4rem);
}

.page-home .assure-eyebrow {
  margin: 0 0 0.6rem;
  color: var(--mist);
}

.page-home .assure-main .h2 {
  margin: 0;
  color: #ffffff;
}

.page-home .assure-lead {
  margin: 0.8rem 0 0;
  max-width: 40em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(251, 250, 247, 0.82);
}

.page-home .assure-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: clamp(1.2rem, 3vw, 1.9rem) 0 0;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.page-home .assure-stats dt {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: rgba(251, 250, 247, 0.7);
}

.page-home .assure-stats dd {
  margin: 0.3rem 0 0;
  font-size: 0.92rem;
  color: #ffffff;
}

.page-home .assure-stats .mono-num {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  line-height: 1.1;
  color: var(--mist);
}

.page-home .assure-card {
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
  border-radius: var(--card-radius);
  background: var(--paper);
  color: var(--ink);
}

.page-home .assure-card .h3 {
  margin: 0 0 0.85rem;
  color: var(--ink-blue);
}

.page-home .assure-list {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-home .assure-list li {
  padding: 0.5rem 0 0.5rem 1.1rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--ink);
  border-top: 1px solid var(--rule);
  position: relative;
}

.page-home .assure-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-home .assure-note {
  margin: 0.9rem 0 0;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--grey);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .status-grid,
  .page-home .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .hero-anno {
    display: block;
    position: absolute;
    top: 0.35rem;
    right: -1.15rem;
    margin: 0;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    color: var(--cyan);
    opacity: 0.85;
  }

  .page-home .status-grid,
  .page-home .scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .steps-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

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

  .page-home .steps .step-card:nth-child(2) {
    margin-top: 1.5rem;
  }

  .page-home .steps .step-card:nth-child(3) {
    margin-top: 3rem;
  }

  .page-home .notes-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-home .assure-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-home .hero-frame {
    padding: calc(var(--home-frame-pad) + 0.4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .status-card,
  .page-home .scene-card,
  .page-home .step-card,
  .page-home .help-anchor {
    transition: opacity 0.2s linear;
  }

  .page-home .status-card:hover,
  .page-home .scene-card:hover,
  .page-home .help-anchor:hover,
  .page-home .help-anchor:focus-within {
    transform: none;
  }
}