.page-home {
  --home-gap: clamp(16px, 2.4vw, 34px);
  --home-side: 258px;
  color: var(--star);
  font-family: var(--font-body);
}

.page-home .home-crumbwrap {
  padding-top: clamp(14px, 2vw, 24px);
}

.page-home .hero {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(22px, 3.4vw, 44px) var(--gut) clamp(30px, 4.4vw, 56px);
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .hero__coords {
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--satellite);
}

.page-home .hero__coords li {
  position: relative;
  padding-right: 16px;
}

.page-home .hero__coords li::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 3px;
  height: 3px;
  margin-top: -1.5px;
  border-radius: 50%;
  background: var(--orbit);
}

.page-home .hero__coords li:last-child {
  padding-right: 0;
}

.page-home .hero__coords li:last-child::after {
  display: none;
}

.page-home .hero__title {
  margin: 8px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.72rem, 5.2vw, 2.9rem);
  line-height: 1.22;
  letter-spacing: 0.05em;
  color: var(--star);
  max-width: 18em;
}

.page-home .hero__lead {
  margin: 0 0 22px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--satellite);
  max-width: 34em;
}

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

.page-home .hero__orbit {
  position: relative;
  overflow: hidden;
  padding: clamp(14px, 2vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--r);
  background:
    radial-gradient(120% 90% at 18% 12%, rgba(108, 74, 182, 0.36), transparent 62%),
    linear-gradient(158deg, rgba(11, 27, 58, 0.94), rgba(5, 11, 28, 0.98));
}

.page-home .hero__orbitbg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-home .hero__nodes {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero__nodes > li:nth-child(1) { transform: translateY(-5px); }
.page-home .hero__nodes > li:nth-child(2) { transform: translateY(7px); }
.page-home .hero__nodes > li:nth-child(3) { transform: translateY(-3px); }
.page-home .hero__nodes > li:nth-child(4) { transform: translateY(6px); }

.page-home .node {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 14px 16px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orbit);
  border-radius: var(--r);
  background: rgba(5, 11, 28, 0.78);
  color: var(--star);
  text-decoration: none;
  transition: border-color var(--dur) ease, background-color var(--dur) ease, transform var(--dur) ease;
}

.page-home .node:hover,
.page-home .node:focus-visible {
  border-left-color: var(--nebula);
  background: rgba(20, 41, 79, 0.94);
  transform: translateX(2px);
}

.page-home .node__coord {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--nebula-lite);
}

.page-home .node__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.04em;
}

.page-home .node__desc {
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--satellite);
}

.page-home .node__go {
  display: inline-block;
  margin-top: 4px;
  font-size: 0.76rem;
  color: var(--galaxy);
  transition: transform var(--dur) ease;
}

.page-home .node:hover .node__go,
.page-home .node:focus-visible .node__go {
  transform: translateX(3px);
}

.page-home .chapter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(30px, 4.4vw, 58px) var(--gut);
  border-top: 1px dashed var(--line-soft);
}

.page-home .chapter__scale {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--nebula-lite);
  border-left: 2px solid var(--nebula);
  padding-left: 10px;
  line-height: 1.5;
}

.page-home .chapter__main {
  min-width: 0;
}

.page-home .chapter__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.32rem, 3vw, 1.86rem);
  line-height: 1.34;
  letter-spacing: 0.04em;
  color: var(--star);
}

.page-home .chapter__lead {
  margin: 0 0 22px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--satellite);
  max-width: 46em;
}

.page-home .chapter__figure,
.page-home .path__figure {
  margin: 0 0 22px;
}

.page-home .chapter__figure img,
.page-home .path__figure img,
.page-home .library__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--void);
}

.page-home .chapter__more {
  margin: 20px 0 0;
}

.page-home .chapter__side {
  min-width: 0;
  padding-top: 2px;
}

.page-home .side__k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--galaxy);
}

.page-home .side__v {
  margin: 0 0 14px;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--satellite);
}

.page-home .side__link {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--nebula-lite);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-home .side__link:hover,
.page-home .side__link:focus-visible {
  color: var(--galaxy);
  border-bottom-color: var(--galaxy);
}

/* 档位卡片 */
.page-home .tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .tier {
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--surface);
  transition: border-color var(--dur) ease, background-color var(--dur) ease;
}

.page-home .tier:hover {
  border-color: var(--orbit);
  background: rgba(20, 41, 79, 0.86);
}

.page-home .tier__coord {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--satellite);
}

.page-home .tier__name {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.04rem;
  letter-spacing: 0.05em;
  color: var(--star);
}

.page-home .tier__desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--satellite);
}

/* 目录更新 */
.page-home .updates {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: updateidx;
}

.page-home .update {
  position: relative;
  padding: 18px 18px 20px 56px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orbit);
  border-radius: var(--r);
  background: linear-gradient(120deg, rgba(20, 41, 79, 0.9), rgba(5, 11, 28, 0.72));
  counter-increment: updateidx;
  transition: border-left-color var(--dur) ease;
}

.page-home .update:hover {
  border-left-color: var(--nebula);
}

.page-home .update::before {
  content: "0" counter(updateidx);
  position: absolute;
  left: 18px;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--galaxy);
}

.page-home .update__name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--star);
}

.page-home .update__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--satellite);
}

/* 资料库体量 */
.page-home .library {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  align-items: center;
  margin-bottom: 20px;
}

.page-home .library__figure {
  margin: 0;
}

.page-home .library__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-home .stat {
  padding: 14px 14px 16px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--galaxy);
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(108, 74, 182, 0.24), rgba(5, 11, 28, 0.5));
}

.page-home .stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.05rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--galaxy);
}

.page-home .stat__unit {
  margin-left: 4px;
  font-size: 0.8rem;
  color: var(--nebula-lite);
}

.page-home .stat__label {
  display: block;
  margin-top: 7px;
  font-size: 0.82rem;
  line-height: 1.68;
  color: var(--satellite);
}

.page-home .library__note {
  margin: 0;
  padding-left: 14px;
  border-left: 1px solid var(--line-soft);
  font-size: 0.92rem;
  line-height: 1.9;
  color: var(--satellite);
}

/* 使用路径 */
.page-home .path {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pathstep;
}

.page-home .path__step {
  position: relative;
  padding: 16px 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--surface);
  counter-increment: pathstep;
  transition: border-color var(--dur) ease;
}

.page-home .path__step:hover {
  border-color: var(--mint);
}

.page-home .path__step::before {
  content: "0" counter(pathstep);
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--mint);
}

.page-home .path__name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.04em;
  color: var(--star);
}

.page-home .path__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--satellite);
}

/* 使用者 */
.page-home .audience {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .audience__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(160deg, rgba(20, 41, 79, 0.94), rgba(5, 11, 28, 0.7));
  transition: border-color var(--dur) ease;
}

.page-home .audience__item:hover {
  border-color: var(--nebula-lite);
}

.page-home .audience__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.04rem;
  letter-spacing: 0.05em;
  color: var(--star);
}

.page-home .audience__text {
  margin: 0;
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.88;
  color: var(--satellite);
}

.page-home .audience__item .ab-tag {
  align-self: flex-start;
}

/* 入口与客服 */
.page-home .gateways {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-home .gateway {
  display: block;
  padding: 15px 16px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orbit);
  border-radius: var(--r);
  background: rgba(20, 41, 79, 0.62);
  text-decoration: none;
  transition: border-left-color var(--dur) ease, background-color var(--dur) ease, transform var(--dur) ease;
}

.page-home .gateway:hover,
.page-home .gateway:focus-visible {
  border-left-color: var(--nebula);
  background: rgba(20, 41, 79, 0.94);
  transform: translateX(2px);
}

.page-home .gateway__k {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.04em;
  color: var(--galaxy);
}

.page-home .gateway__v {
  display: block;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--satellite);
}

.page-home .support {
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--surface);
}

.page-home .support__line {
  margin: 0 0 14px;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--star);
}

.page-home .support__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-home .support__key {
  flex: 0 0 46px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--satellite);
}

.page-home .support__val {
  flex: 1 1 200px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  color: var(--star);
  word-break: break-all;
}

@media (min-width: 560px) {
  .page-home .hero__nodes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(12px, 1.6vw, 18px);
  }

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

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

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

@media (min-width: 860px) {
  .page-home .path {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
  }

  .page-home .library {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: 38px minmax(0, 0.94fr) minmax(0, 1.14fr);
    grid-template-areas: "coords intro orbit";
    align-items: center;
    gap: clamp(18px, 2.6vw, 40px);
  }

  .page-home .hero__coords {
    grid-area: coords;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 26px;
    padding: 0 12px 0 0;
    border-right: 1px solid var(--line-soft);
    align-self: stretch;
  }

  .page-home .hero__coords li {
    padding-right: 0;
  }

  .page-home .hero__coords li::after {
    display: none;
  }

  .page-home .hero__intro {
    grid-area: intro;
  }

  .page-home .hero__orbit {
    grid-area: orbit;
  }

  .page-home .chapter {
    grid-template-columns: 46px minmax(0, 1fr) var(--home-side);
    gap: clamp(18px, 2.8vw, 40px);
    align-items: start;
  }

  .page-home .chapter__side {
    border-left: 1px solid var(--line-soft);
    padding-left: 18px;
  }

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

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