.page-home {
  --home-hair: var(--line-300);
  --home-hair-dark: rgba(255, 255, 255, 0.14);
  --home-breath: 12s;
  background: var(--porcelain-50);
  color: var(--ink-900);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-home a:focus-visible,
.page-home summary:focus-visible,
.page-home .btn:focus-visible {
  outline: 2px solid var(--bronze-600);
  outline-offset: 3px;
}

/* ---------- 上下文条 ---------- */
.page-home .home-context {
  background: var(--ink-900);
  border-bottom: 1px solid var(--home-hair-dark);
}
.page-home .home-context__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 4px 20px;
  padding-top: 10px;
  padding-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--on-ink-2);
}
.page-home .home-context__coord {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--on-ink-3);
}
.page-home .home-context__now {
  margin: 0;
  line-height: 1.6;
}
.page-home .home-context__now a {
  color: var(--porcelain-50);
  text-decoration: none;
  border-bottom: 1px solid var(--bronze-100);
  padding-bottom: 1px;
}
.page-home .home-context__now span {
  color: var(--on-ink-3);
}

/* ---------- 展签 ---------- */
.page-home .stamp {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-400);
}
.page-home .stamp__no {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--bronze-600);
}
.page-home .stamp--on-ink {
  color: var(--on-ink-3);
}
.page-home .stamp--on-ink .stamp__no {
  color: var(--bronze-100);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  background: var(--ink-900);
  color: var(--on-ink-1);
  overflow: hidden;
}
.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-top: 34px;
  padding-bottom: 44px;
}
.page-home .hero__title {
  margin: 0 0 20px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(32px, 9vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--porcelain-50);
}
.page-home .hero__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--on-ink-2);
  max-width: 48ch;
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 30px 0 0;
  background: var(--home-hair-dark);
  border: 1px solid var(--home-hair-dark);
}
.page-home .hero__facts > div {
  background: var(--ink-900);
  padding: 14px 12px;
}
.page-home .hero__facts dt {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--on-ink-3);
}
.page-home .hero__facts dd {
  margin: 0;
  font-size: 19px;
  color: var(--porcelain-50);
  letter-spacing: 0.04em;
}
.page-home .hero__visual {
  position: relative;
  min-width: 0;
}
.page-home .hero__frame {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--home-hair-dark);
}
.page-home .hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 5;
  object-fit: cover;
  opacity: 0.74;
  filter: saturate(0.6) contrast(1.05);
}
.page-home .hero__net {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: rgba(46, 107, 94, 0.5);
  pointer-events: none;
  animation: homeBreath var(--home-breath) var(--ease) infinite;
}
@keyframes homeBreath {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.75; }
  50% { transform: translate3d(-10px, 7px, 0); opacity: 1; }
}
.page-home .hero__cap {
  margin: 12px 0 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--on-ink-3);
}

/* ---------- 通用区块 ---------- */
.page-home .section {
  padding: 56px 0;
}
.page-home .section--tint {
  background: var(--porcelain-100);
}
.page-home .section--ink {
  background: var(--ink-900);
  color: var(--on-ink-1);
}
.page-home .home-head {
  max-width: 62ch;
  margin-bottom: 30px;
}
.page-home .home-title {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(24px, 5.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}
.page-home .section--ink .home-title {
  color: var(--porcelain-50);
}
.page-home .home-lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-400);
}
.page-home .section--ink .home-lede {
  color: var(--on-ink-2);
}

/* ---------- 通栏切换入口 ---------- */
.page-home .switch-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}
.page-home .switch-fig {
  margin: 0;
  background: var(--porcelain-50);
}
.page-home .switch-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-home .switch-fig__cap {
  display: block;
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-400);
  border-top: 1px solid var(--home-hair);
}
.page-home .switch-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--porcelain-50);
}
.page-home .switch-steps li {
  padding: 22px 20px;
  border-top: 1px solid var(--home-hair);
}
.page-home .switch-steps li:first-child {
  border-top: none;
}
.page-home .switch-steps__no {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--bronze-600);
}
.page-home .switch-steps h3 {
  margin: 9px 0 6px;
  font-size: 18px;
  font-weight: 500;
  color: var(--ink-900);
  letter-spacing: 0.01em;
}
.page-home .switch-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-400);
}

/* ---------- 三条通道 Bento ---------- */
.page-home .channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}
.page-home .channels__cell {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px;
  background: var(--porcelain-50);
  min-width: 0;
}
.page-home .channels__name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}
.page-home .channels__ver {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--bronze-600);
}
.page-home .channels__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-400);
}
.page-home .channels__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .channels__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-600);
}
.page-home .channels__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bronze-600);
}
.page-home .channels__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--bronze-600);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color var(--dur) var(--ease);
}
.page-home .channels__link:hover {
  color: var(--ink-900);
}
.page-home .channels__cell--focus {
  background: var(--ink-900);
  color: var(--on-ink-1);
}
.page-home .channels__cell--focus .channels__name {
  color: var(--porcelain-50);
}
.page-home .channels__cell--focus .channels__ver {
  color: var(--bronze-100);
}
.page-home .channels__cell--focus .channels__desc,
.page-home .channels__cell--focus .channels__list li {
  color: var(--on-ink-2);
}
.page-home .channels__cell--focus .channels__list li::before {
  background: var(--bronze-100);
}
.page-home .channels__cell--focus .channels__link {
  color: var(--bronze-100);
}
.page-home .channels__cell--focus .channels__link:hover {
  color: var(--porcelain-50);
}

/* ---------- 三步自检 ---------- */
.page-home .fixes {
  border-top: 1px solid var(--home-hair);
}
.page-home .acc {
  border-bottom: 1px solid var(--home-hair);
}
.page-home .acc__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 500;
  color: var(--ink-900);
  transition: color var(--dur) var(--ease);
}
.page-home .acc__trigger::-webkit-details-marker {
  display: none;
}
.page-home .acc__trigger::marker {
  content: "";
}
.page-home .acc__mark {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-300);
  transition: background var(--dur) var(--ease);
}
.page-home .acc[open] .acc__mark {
  background: var(--bronze-600);
}
.page-home .acc[open] .acc__trigger {
  color: var(--bronze-600);
}
.page-home .acc__label {
  flex: 1 1 auto;
  min-width: 0;
}
.page-home .fixes__step {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-400);
}
.page-home .acc__panel {
  padding: 0 2px 22px 22px;
}
.page-home .acc__panel p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-400);
}
.page-home .acc__panel a {
  color: var(--bronze-600);
}
.page-home .fixes__tail {
  margin: 28px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-400);
}
.page-home .fixes__tail a {
  color: var(--vermilion-500);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  text-decoration: none;
}

/* ---------- 内容中心横幅与横向卷轴 ---------- */
.page-home .hub-fig {
  margin: 0;
  border: 1px solid var(--home-hair);
  background: var(--porcelain-50);
}
.page-home .hub-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
}
.page-home .hub-fig__cap {
  display: block;
  padding: 11px 16px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-400);
  border-top: 1px solid var(--home-hair);
}
.page-home .rail {
  margin-top: 26px;
  border-top: 1px solid var(--home-hair);
  border-bottom: 1px solid var(--home-hair);
}
.page-home .rail__track {
  display: flex;
  gap: 20px;
  padding: 26px var(--pad) 30px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-home .rail__card {
  flex: 0 0 80%;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 216px;
  padding: 22px 20px;
  background: var(--porcelain-50);
  border: 1px solid var(--home-hair);
}
.page-home .rail__card--search {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--on-ink-1);
}
.page-home .rail__card-no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--bronze-100);
}
.page-home .rail__card-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-ink-2);
}
.page-home .rail__field {
  margin: 4px 0 auto;
  padding: 12px 14px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--on-ink-3);
  border: 1px dashed var(--home-hair-dark);
}
.page-home .rail__date {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--bronze-600);
}
.page-home .rail__title {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--ink-900);
}
.page-home .rail__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-400);
}

/* ---------- 设备与在地支持 ---------- */
.page-home .place {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--home-hair);
  background: var(--porcelain-50);
}
.page-home .place__body {
  padding: 28px 22px;
}
.page-home .place__text {
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-400);
}
.page-home .place__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 16px;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}
.page-home .place__facts > div {
  background: var(--porcelain-50);
  padding: 14px 12px;
}
.page-home .place__facts dt {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-400);
}
.page-home .place__facts dd {
  margin: 0;
  font-size: 18px;
  color: var(--ink-900);
  letter-spacing: 0.04em;
}
.page-home .place__note {
  margin: 0 0 22px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-600);
}
.page-home .place__fig {
  margin: 0;
  border-top: 1px solid var(--home-hair);
}
.page-home .place__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}
.page-home .place__fig figcaption {
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-400);
  border-top: 1px solid var(--home-hair);
}

/* ---------- 快速入口索引 ---------- */
.page-home .home-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-hair-dark);
}
.page-home .home-index__list li {
  border-bottom: 1px solid var(--home-hair-dark);
}
.page-home .home-index__list a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
  padding: 18px 2px;
  color: var(--on-ink-1);
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}
.page-home .home-index__list a:hover {
  padding-left: 12px;
  color: var(--porcelain-50);
}
.page-home .home-index__name {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-bottom: 1px solid var(--bronze-100);
  padding-bottom: 2px;
}
.page-home .home-index__note {
  flex: 1 1 100%;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--on-ink-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .rail__card {
    flex-basis: 300px;
  }
  .page-home .home-index__note {
    flex: 0 1 auto;
    margin-left: auto;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 60fr) minmax(0, 40fr);
    gap: 48px;
    align-items: end;
    padding-top: 56px;
    padding-bottom: 56px;
  }
  .page-home .section {
    padding: 84px 0;
  }
  .page-home .home-head {
    margin-bottom: 38px;
  }
  .page-home .switch-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }
  .page-home .switch-steps li {
    padding: 26px 24px;
  }
  .page-home .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .channels__cell:nth-child(1) {
    grid-column: span 1;
    padding: 30px 26px;
  }
  .page-home .channels__cell:nth-child(2) {
    grid-column: span 2;
    padding: 30px 28px;
  }
  .page-home .channels__cell:nth-child(3) {
    grid-column: span 3;
  }
  .page-home .channels__cell--focus {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
    gap: 36px;
    align-items: start;
    padding: 34px 30px;
  }
  .page-home .place {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
  .page-home .place__body {
    padding: 40px 36px;
  }
  .page-home .place__fig {
    border-top: none;
    border-left: 1px solid var(--home-hair);
  }
  .page-home .place__fig img {
    aspect-ratio: 10 / 9;
  }
  .page-home .rail__track {
    padding: 30px var(--pad) 34px;
  }
}

@media (min-width: 1180px) {
  .page-home .rail__card {
    flex-basis: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero__net {
    animation: none;
  }
  .page-home .home-index__list a,
  .page-home .acc__trigger,
  .page-home .acc__mark,
  .page-home .channels__link {
    transition: none;
  }
}