.page-home {
  --home-rail: 240px;
  --home-pad: clamp(56px, 8vw, 112px);
  --home-hair: 1px solid rgba(200, 160, 74, 0.22);
  --home-body-muted: rgba(243, 237, 224, 0.76);
  --home-ink-muted: #3a434a;
  display: block;
  background: var(--inkblue);
  color: var(--paper);
  font-family: var(--font-body);
}

.page-home h1,
.page-home h2,
.page-home h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0.01em;
  margin: 0;
}

.page-home p {
  margin: 0;
}

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

.page-home .mono {
  font-family: var(--font-mono);
}

.page-home [id][data-toc-section] {
  scroll-margin-top: calc(var(--rail-h) + var(--header-h) + 20px);
}

/* ---------- 首屏 ---------- */
.page-home .home-opening {
  position: relative;
  padding-block: clamp(36px, 5vw, 72px) clamp(44px, 6vw, 88px);
  background:
    radial-gradient(120% 82% at 88% 0%, rgba(200, 160, 74, 0.18) 0%, rgba(200, 160, 74, 0) 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(108, 155, 132, 0.14) 0%, rgba(108, 155, 132, 0) 62%),
    var(--inkblue);
}

.page-home .home-opening__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

.page-home .home-opening__main {
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
  min-width: 0;
}

.page-home .home-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--gold-lit);
  text-transform: uppercase;
}

.page-home .home-opening h1 {
  font-size: clamp(2.1rem, 7.2vw, 3.9rem);
  color: var(--paper);
  max-width: 18ch;
}

.page-home .home-lede {
  max-width: 58ch;
  font-size: var(--fs-17);
  line-height: 1.85;
  color: var(--home-body-muted);
}

.page-home .home-opening__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-home .home-opening__slash {
  color: rgba(200, 160, 74, 0.6);
}

.page-home .home-plate {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-plate__cap {
  font-size: var(--fs-12);
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: rgba(243, 237, 224, 0.6);
  border-left: 2px solid var(--gold);
  padding-left: 10px;
}

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

/* ---------- 左侧栏 ---------- */
.page-home .home-rail {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.page-home .home-rail__status {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: var(--hair-gold);
  background: rgba(20, 53, 76, 0.68);
  box-shadow: 0 20px 34px -26px rgba(0, 0, 0, 0.9);
}

.page-home .home-rail__status-title {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--gold-lit);
}

.page-home .home-ver {
  border-left: 2px solid var(--celadon);
  padding-left: 10px;
}

.page-home .home-ver__head {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .home-ver__name {
  font-size: var(--fs-16);
  color: var(--paper);
}

.page-home .home-ver__no {
  font-size: var(--fs-20);
  color: var(--gold-lit);
  letter-spacing: 0.02em;
}

.page-home .home-ver__more {
  display: grid;
  gap: 8px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 180ms ease, opacity 180ms ease, margin-top 180ms ease;
}

.page-home .home-ver:hover .home-ver__more,
.page-home .home-ver:focus-within .home-ver__more {
  max-height: 260px;
  opacity: 1;
  margin-top: 10px;
}

.page-home .home-ver__text {
  font-size: var(--fs-12);
  line-height: 1.75;
  color: rgba(243, 237, 224, 0.72);
}

.page-home .home-ver__link {
  justify-self: start;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold-lit);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 160, 74, 0.5);
  padding-bottom: 1px;
}

.page-home .home-ver__link:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-home .home-ver__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-top: 12px;
  border-top: var(--home-hair);
}

.page-home .home-ver__list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-home .home-ver__list dt {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: rgba(243, 237, 224, 0.58);
}

.page-home .home-ver__list dd {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--paper);
}

.page-home .home-toc {
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: var(--hair-gold);
}

.page-home .home-toc__title {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .home-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .home-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 6px;
  font-size: var(--fs-14);
  color: rgba(243, 237, 224, 0.78);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 140ms ease, border-color 140ms ease, background-color 140ms ease;
}

.page-home .home-toc__list a .mono {
  font-size: var(--fs-12);
  color: var(--stone);
  letter-spacing: 0.08em;
}

.page-home .home-toc__list a:hover,
.page-home .home-toc__list a:focus-visible {
  color: var(--gold-lit);
  border-left-color: var(--gold);
  background-color: rgba(200, 160, 74, 0.1);
}

.page-home .home-toc__list a[aria-current="true"] {
  color: var(--gold-lit);
  border-left-color: var(--cinnabar);
  background-color: rgba(200, 160, 74, 0.08);
}

/* ---------- 章节带 ---------- */
.page-home .home-band {
  padding-block: var(--home-pad);
}

.page-home .home-band--deep {
  background: var(--inkblue);
  color: var(--paper);
}

.page-home .home-band--night {
  background: var(--inkblue-2);
  color: var(--paper);
}

.page-home .home-band--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-home .home-band__head {
  display: grid;
  gap: 14px;
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .home-band__head h2 {
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
}

.page-home .home-band__lede {
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--home-body-muted);
}

.page-home .home-band--paper .home-band__lede {
  color: var(--home-ink-muted);
}

.page-home .home-band--paper .annot {
  color: var(--cinnabar);
}

/* ---------- 三条主路径 ---------- */
.page-home .home-paths__stage {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-home .home-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .home-path {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 28px);
  background: #fbf7ee;
  border: 1px solid rgba(11, 31, 46, 0.14);
  box-shadow: 0 16px 28px -24px rgba(11, 31, 46, 0.6);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.page-home .home-path:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow: 0 24px 32px -26px rgba(11, 31, 46, 0.65);
}

.page-home .home-path__no {
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 3.2vw, 2.3rem);
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-home .home-path__title {
  font-size: var(--fs-20);
  color: var(--ink);
}

.page-home .home-path p {
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--home-ink-muted);
}

.page-home .home-path__link {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-14);
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-home .home-path__link::after {
  content: "→";
  transition: transform 140ms ease;
}

.page-home .home-path__link:hover {
  color: var(--cinnabar-lit);
  border-bottom-color: currentColor;
}

.page-home .home-path__link:hover::after {
  transform: translateX(3px);
}

/* ---------- 区域覆盖 ---------- */
.page-home .home-regions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: rgba(200, 160, 74, 0.22);
  border: 1px solid rgba(200, 160, 74, 0.22);
}

.page-home .home-region {
  display: grid;
  gap: 8px;
  padding: clamp(16px, 2vw, 22px);
  background: var(--inkblue-2);
  transition: background-color 160ms ease;
}

.page-home .home-region:hover {
  background: #1b4059;
}

.page-home .home-region__code {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-home .home-region__name {
  font-size: var(--fs-20);
  color: var(--paper);
}

.page-home .home-region__list {
  font-size: var(--fs-14);
  line-height: 1.75;
  color: rgba(243, 237, 224, 0.72);
}

.page-home .home-regions__note {
  margin-top: 16px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: rgba(243, 237, 224, 0.6);
}

.page-home .home-flow {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .home-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-flow__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(200, 160, 74, 0.24);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: rgba(243, 237, 224, 0.8);
}

.page-home .home-flow__no {
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--gold-lit);
}

/* ---------- 变更时间轴 ---------- */
.page-home .home-log {
  list-style: none;
  margin: 0;
  padding: 0 0 0 clamp(14px, 2vw, 24px);
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  border-left: 1px solid rgba(200, 160, 74, 0.45);
}

.page-home .home-log__item {
  position: relative;
  display: grid;
  gap: 10px;
}

.page-home .home-log__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(14px, 2vw, 24px) - 5px);
  top: 5px;
  width: 9px;
  height: 9px;
  background: var(--paper);
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.page-home .home-log__batch {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-home .home-log__body {
  display: grid;
  gap: 8px;
}

.page-home .home-log__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-log__body h3 {
  font-size: var(--fs-20);
  color: var(--ink);
}

.page-home .home-log__body p {
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--home-ink-muted);
}

.page-home .home-band--paper .tag {
  background: var(--inkblue);
  color: var(--gold-lit);
}

.page-home .home-band--paper .tag--line {
  background: transparent;
  color: var(--cinnabar);
  box-shadow: inset 0 0 0 1px rgba(182, 60, 43, 0.45);
}

.page-home .home-log__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-home .home-inline-link {
  display: inline-block;
  font-size: var(--fs-14);
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 60, 43, 0.4);
  padding-bottom: 2px;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-home .home-inline-link:hover {
  color: var(--cinnabar-lit);
  border-bottom-color: var(--cinnabar-lit);
}

.page-home .home-inline-link--light {
  color: var(--gold-lit);
  border-bottom-color: rgba(232, 201, 122, 0.45);
}

.page-home .home-inline-link--light:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 平台实力 ---------- */
.page-home .home-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(200, 160, 74, 0.2);
  border: 1px solid rgba(200, 160, 74, 0.2);
}

.page-home .home-stat {
  display: grid;
  align-content: start;
  gap: 6px;
  padding: clamp(16px, 2.2vw, 24px);
  background: var(--inkblue-2);
}

.page-home .home-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 3.6vw, 2.1rem);
  line-height: 1.1;
  color: var(--gold-lit);
  letter-spacing: 0.02em;
}

.page-home .home-stat__unit {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-left: 6px;
}

.page-home .home-stat__label {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: rgba(243, 237, 224, 0.72);
}

.page-home .home-note {
  margin-top: clamp(20px, 3vw, 32px);
  max-width: 70ch;
  font-size: var(--fs-16);
  line-height: 1.9;
  color: var(--home-body-muted);
}

.page-home .home-note__cta {
  margin-top: 14px;
}

/* ---------- 联系 ---------- */
.page-home .home-band--reach {
  background:
    radial-gradient(100% 90% at 100% 0%, rgba(200, 160, 74, 0.16) 0%, rgba(200, 160, 74, 0) 56%),
    var(--inkblue-2);
  color: var(--paper);
}

.page-home .home-reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-home .home-reach__body {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-home .home-reach__body h2 {
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
}

.page-home .home-reach__lede {
  max-width: 46ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--home-body-muted);
}

.page-home .home-reach__list {
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
  display: grid;
  gap: 14px;
  border-top: var(--hair-gold);
}

.page-home .home-reach__list li {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-home .home-reach__label {
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .home-reach__value {
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--paper);
}

.page-home .home-reach__list .copyline {
  justify-self: start;
  max-width: 100%;
}

.page-home .home-reach__list .copyline__text {
  word-break: break-all;
}

.page-home .home-reach__tel {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: var(--fs-17);
  letter-spacing: 0.06em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 160, 74, 0.5);
  padding-bottom: 2px;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-home .home-reach__tel:hover {
  color: var(--gold-lit);
  border-bottom-color: var(--gold-lit);
}

.page-home .home-reach__cta {
  margin-top: 4px;
}

.page-home .home-reach__plate {
  margin: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-home .home-reach__plate .media__cap {
  font-size: var(--fs-12);
  line-height: 1.7;
  color: rgba(243, 237, 224, 0.62);
}

/* ---------- 响应式 ---------- */
@media (hover: none) {
  .page-home .home-ver__more {
    max-height: 260px;
    opacity: 1;
    margin-top: 10px;
  }
}

@media (min-width: 560px) {
  .page-home .home-reach__list li {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

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

@media (min-width: 780px) {
  .page-home .home-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .home-log__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: clamp(16px, 3vw, 32px);
    align-items: start;
  }

  .page-home .home-log__batch {
    text-align: right;
    padding-top: 4px;
  }

  .page-home .home-log__item::before {
    top: 9px;
  }

  .page-home .home-flow {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
  }
}

@media (min-width: 860px) {
  .page-home .home-band__head--split {
    max-width: none;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: end;
    column-gap: clamp(24px, 4vw, 64px);
  }

  .page-home .home-band__head-main {
    display: grid;
    gap: 14px;
  }
}

@media (min-width: 960px) {
  .page-home .home-opening__grid {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-home .home-rail {
    order: -1;
    position: sticky;
    top: calc(var(--rail-h) + var(--header-h) + 20px);
    align-self: start;
  }

  .page-home .home-reach__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-home .home-regions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-path,
  .page-home .home-ver__more,
  .page-home .home-path__link::after,
  .page-home .home-toc__list a,
  .page-home .home-region {
    transition: none;
  }

  .page-home .home-path:hover {
    transform: none;
  }
}