.page-home {
  --home-rail: 236px;
  --home-line: rgba(23, 63, 53, 0.09);
  overflow-x: clip;
}

.page-home .home-crumbs {
  padding-top: clamp(16px, 3vw, 30px);
}

/* 首屏 */
.page-home .home-hero {
  position: relative;
  padding-bottom: clamp(34px, 6vw, 76px);
  border-bottom: 1px solid var(--edge-strong);
  overflow: hidden;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--home-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--home-line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.6;
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 5vw, 48px);
}

.page-home .hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(44px, 11vw, 116px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--green);
}

.page-home .hero__line {
  display: block;
}

.page-home .hero__line--shift {
  padding-left: 0.5em;
}

.page-home .hero__line--signal {
  color: var(--orange);
}

.page-home .hero__lede {
  margin: 26px 0 0;
  max-width: 32em;
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.9vw, 18.5px);
  line-height: 1.85;
  color: var(--ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .hero__aside {
  position: relative;
  display: grid;
  gap: 18px;
}

.page-home .status-card {
  padding: 22px 20px 20px;
  border-left: 3px solid var(--orange);
}

.page-home .status-card__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--green-2);
}

.page-home .status-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .status-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink);
}

.page-home .status-dot {
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 0.55em;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(232, 106, 42, 0.15);
}

.page-home .status-dot--cyan {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(45, 127, 143, 0.16);
}

.page-home .status-card__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--edge-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--green-2);
}

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

.page-home figure.media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

/* 左侧索引 + 内容画布 */
.page-home .home-layout {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  padding-top: clamp(34px, 6vw, 70px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-home .rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-right: 9px;
}

.page-home .home-rail .index-rail__link {
  display: flex;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--edge);
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--green);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-home .home-rail .index-rail__link:hover,
.page-home .home-rail .index-rail__link:focus-visible {
  color: var(--orange-deep);
  padding-left: 6px;
}

.page-home .home-rail .annotation--vertical {
  margin-top: 18px;
  font-size: 12px;
  color: var(--green-2);
}

.page-home .home-canvas {
  display: grid;
  gap: clamp(52px, 8vw, 94px);
}

.page-home .home-section {
  scroll-margin-top: 92px;
}

.page-home .section-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(22px, 3vw, 34px);
  max-width: 46em;
}

.page-home .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.2vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--green);
}

.page-home .section-head .lede {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* 主题网格 */
.page-home .topic-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border-top: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
}

.page-home .topic-item {
  background: var(--paper);
  padding: 20px 18px 22px;
  transition: background 0.18s ease;
}

.page-home .topic-item:hover {
  background: var(--note);
}

.page-home .topic-item__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-home .topic-item__name {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--green);
}

.page-home .topic-item__desc {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .topic-foot {
  margin-top: clamp(26px, 4vw, 40px);
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-home .path-block__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--green);
}

.page-home .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .path-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--edge-strong);
}

.page-home .path-item:first-child {
  border-top: 1px dashed var(--edge-strong);
}

.page-home .path-item__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  background: var(--green);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  border-radius: var(--radius);
}

.page-home .path-item h4 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--ink);
}

.page-home .path-item p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

/* 设备切换 */
.page-home .switch-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-home .switch-steps {
  display: grid;
  border-top: 2px solid var(--orange);
}

.page-home .switch-steps .step {
  padding: 18px 0;
  border-bottom: 1px solid var(--edge);
  align-items: start;
}

.page-home .switch-steps .step__num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .switch-steps .step__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.35;
  color: var(--green);
}

.page-home .switch-steps .step p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .checklist {
  margin-top: clamp(22px, 3vw, 32px);
  padding: 0;
  overflow: hidden;
}

.page-home .checklist summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--green);
}

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

.page-home .checklist summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--orange);
}

.page-home .checklist[open] summary::after {
  content: "–";
}

.page-home .checklist__body {
  padding: 4px 18px 20px;
  border-top: 1px solid var(--edge);
}

.page-home .checklist__body ol {
  margin: 14px 0 0;
  padding-left: 1.15em;
  display: grid;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .checklist__note {
  margin: 16px 0 0;
  padding: 12px 14px;
  background: var(--note);
  border-left: 3px solid var(--cyan);
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink);
}

/* 常用入口带 */
.page-home .index-band {
  display: grid;
  gap: 1px;
  background: var(--edge);
  border-top: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
}

.page-home .band-item {
  display: grid;
  gap: 6px;
  padding: 18px 18px 20px;
  background: var(--paper);
  color: inherit;
  text-decoration: none;
  transition: background 0.18s ease, transform 0.18s ease;
}

.page-home .band-item:hover,
.page-home .band-item:focus-visible {
  background: var(--note);
  transform: translateY(-2px);
}

.page-home .band-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-home .band-item__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--green);
}

.page-home .band-item__desc {
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--green-2);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.18s ease, opacity 0.18s ease;
}

.page-home .band-item:hover .band-item__desc,
.page-home .band-item:focus-visible .band-item__desc {
  max-height: 5.5em;
  opacity: 1;
}

/* 更新节奏 */
.page-home .rhythm-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-home .rhythm-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  border-top: 2px solid var(--green);
}

.page-home .rhythm-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--edge);
}

.page-home .rhythm-item__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange-deep);
}

.page-home .rhythm-item p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .contact-card {
  display: grid;
  gap: 12px;
  padding: 24px 22px 26px;
}

.page-home .contact-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--paper);
  opacity: 0.82;
}

.page-home .contact-card__phone {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .contact-card__text {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.92;
}

.page-home .home-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.page-home .contact-card .btn {
  background: transparent;
  border: 1px solid rgba(247, 240, 228, 0.55);
  color: var(--paper);
}

.page-home .contact-card .btn:hover,
.page-home .contact-card .btn:focus-visible {
  background: var(--paper);
  color: var(--green);
}

.page-home .copy-feedback {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--paper);
  opacity: 0.85;
}

.page-home .contact-card__link {
  justify-self: start;
  font-family: var(--font-serif);
  font-size: 14.5px;
  color: var(--paper);
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-underline-offset: 3px;
}

.page-home .closing-media {
  margin-top: clamp(26px, 4vw, 40px);
}

/* 焦点 */
.page-home a:focus-visible,
.page-home button:focus-visible,
.page-home summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

/* 断点 */
@media (min-width: 520px) {
  .page-home .hero__line--shift {
    padding-left: 0.9em;
  }
}

@media (min-width: 640px) {
  .page-home .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .index-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .switch-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: start;
  }
  .page-home .rhythm-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr);
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-home .topic-foot {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.66fr);
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-home .hero__aside {
    padding-top: 12px;
  }
}

@media (min-width: 1000px) {
  .page-home .home-layout {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
    align-items: start;
  }
  .page-home .home-rail {
    position: sticky;
    top: 92px;
  }
}

@media (min-width: 1080px) {
  .page-home .index-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-home .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 440px) {
  .page-home .rhythm-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
}

@media (hover: none) {
  .page-home .band-item__desc {
    max-height: none;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .topic-item,
  .page-home .band-item,
  .page-home .band-item__desc,
  .page-home .home-rail .index-rail__link {
    transition: none;
  }
  .page-home .band-item:hover,
  .page-home .band-item:focus-visible {
    transform: none;
  }
}