.page-home {
  background:
    radial-gradient(820px 420px at 88% -6%, rgba(53, 214, 230, 0.10), transparent 62%),
    radial-gradient(620px 380px at 6% 10%, rgba(242, 180, 92, 0.06), transparent 65%),
    var(--c-abyss);
  color: var(--c-mist);
  overflow-x: clip;
}

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

.page-home .notice a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding-block: clamp(26px, 4vw, 48px) clamp(44px, 6vw, 80px);
  border-bottom: 1px solid var(--c-line);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(154, 243, 248, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(154, 243, 248, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse at 32% 24%, #000 8%, transparent 74%);
  mask-image: radial-gradient(ellipse at 32% 24%, #000 8%, transparent 74%);
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.5vw, 56px);
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
}

.page-home .hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.2vw, 66px);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--c-mist);
}

.page-home .hero__lede {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.8;
  color: var(--c-steel);
}

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

.page-home .hero__marks {
  margin: 32px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}

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

.page-home .hero__mark-no {
  font-size: 19px;
  font-weight: 600;
  color: var(--c-amber);
}

.page-home .hero__mark-txt {
  font-size: 13px;
  color: var(--c-steel);
}

.page-home .hero__stage {
  position: relative;
  display: flex;
  align-items: flex-end;
  padding-top: clamp(58px, 15vw, 96px);
}

.page-home .hero__version {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(58px, 14vw, 168px);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.05em;
  background: linear-gradient(168deg, rgba(242, 180, 92, 0.62), rgba(242, 180, 92, 0.04) 82%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.page-home .hero__figure {
  position: relative;
  z-index: 1;
  width: 100%;
  margin: 0;
  border: 1px solid var(--c-line-strong);
  background: var(--c-panel);
  box-shadow: var(--shadow-soft);
}

/* ---------- 主分栏 ---------- */
.page-home .home-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  padding-block: clamp(36px, 5vw, 72px);
}

@media (min-width: 1024px) {
  .page-home .home-deck {
    grid-template-columns: 196px minmax(0, 1fr);
    align-items: start;
  }
}

.page-home .home-deck__rail {
  display: none;
}

@media (min-width: 1024px) {
  .page-home .home-deck__rail {
    display: block;
    position: sticky;
    top: calc(var(--header-offset) + 20px);
    padding: 14px 12px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    background: rgba(10, 34, 55, 0.5);
  }
}

.page-home .home-deck__rail .index-rail__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 10px 0 0;
}

.page-home .home-deck__rail .index-rail__link {
  display: block;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  font-size: 13px;
  color: var(--c-steel);
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-home .home-deck__rail .index-rail__link:hover,
.page-home .home-deck__rail .index-rail__link:focus-visible {
  color: var(--c-cyan-soft);
  border-left-color: var(--c-cyan-soft);
  background: rgba(53, 214, 230, 0.05);
}

.page-home .home-deck__rail .index-rail__link[aria-current="location"] {
  color: var(--c-cyan);
  border-left-color: var(--c-cyan);
  background: rgba(53, 214, 230, 0.1);
}

/* ---------- 章节通用 ---------- */
.page-home .home-block {
  border-bottom: 1px solid var(--c-line);
  padding-block: 0 clamp(40px, 5.5vw, 72px);
  margin-block-end: clamp(40px, 5.5vw, 72px);
}

.page-home .home-block:first-child {
  padding-block-start: 0;
}

.page-home .home-block:last-child {
  border-bottom: 0;
  padding-block-end: 0;
  margin-block-end: 0;
}

.page-home .home-block .section-head__title {
  max-width: 24ch;
}

.page-home .home-block__foot {
  margin: 22px 0 0;
}

.page-home .home-block__figure {
  margin: clamp(22px, 3vw, 32px) 0 0;
  border: 1px solid var(--c-line);
  background: var(--c-panel-soft);
}

/* ---------- 手机端导航结构 ---------- */
.page-home .nav-structure {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 40px);
  margin-top: clamp(24px, 3vw, 36px);
}

@media (min-width: 860px) {
  .page-home .nav-structure {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-home .nav-structure__figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-panel-soft);
}

.page-home .nav-structure__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-home .nav-structure__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 14px 16px 0;
  border-top: 1px solid var(--c-line);
  transition: background 180ms var(--ease);
}

.page-home .nav-structure__item:last-child {
  border-bottom: 1px solid var(--c-line);
}

.page-home .nav-structure__item:hover {
  background: rgba(53, 214, 230, 0.04);
}

.page-home .nav-structure__item--hot {
  background: rgba(53, 214, 230, 0.06);
  box-shadow: inset 2px 0 0 var(--c-cyan);
}

.page-home .nav-structure__no {
  padding-top: 3px;
  font-size: 13px;
  color: var(--c-cyan);
}

.page-home .nav-structure__name {
  margin: 0 0 6px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--c-mist);
}

.page-home .nav-structure__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-steel);
}

/* ---------- 站内栏目索引 ---------- */
.page-home .map-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(24px, 3vw, 36px);
}

@media (min-width: 720px) {
  .page-home .map-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-home .map-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .map-cell--offset {
    margin-top: 28px;
  }
}

.page-home .map-cell {
  padding: 20px 18px 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(18, 58, 85, 0.55), rgba(10, 34, 55, 0.35));
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-home .map-cell:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-3px);
}

.page-home .map-cell__no {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}

.page-home .map-cell__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--c-mist);
}

.page-home .map-cell__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .map-cell__list a {
  display: inline-block;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--c-steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-home .map-cell__list a:hover,
.page-home .map-cell__list a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

/* ---------- 两处差异 ---------- */
.page-home .diff-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(24px, 3vw, 36px);
}

@media (min-width: 780px) {
  .page-home .diff-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-home .diff-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-cyan);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.page-home .diff-card--amber {
  border-top-color: var(--c-amber);
}

.page-home .diff-card__no {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
}

.page-home .diff-card--amber .diff-card__no {
  color: var(--c-amber);
}

.page-home .diff-card__title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  color: var(--c-mist);
}

.page-home .diff-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-steel);
}

.page-home .diff-card__side {
  margin: 6px 0 0;
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--c-cyan);
}

.page-home .diff-card--amber .diff-card__side {
  color: var(--c-amber);
}

.page-home .home-block__notice {
  margin-top: 22px;
}

/* ---------- 更新记录 ---------- */
.page-home .journal-board {
  display: grid;
  gap: 20px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-home .journal-board__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--c-line);
  background: var(--c-line);
}

@media (min-width: 680px) {
  .page-home .journal-board__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .journal-board__stats .stat-line {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 16px;
  background: var(--c-deep);
}

.page-home .journal-board__stats .stat-line__value {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-amber);
}

.page-home .journal-board__stats .stat-line__label {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

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

/* ---------- 品牌与属地 ---------- */
.page-home .trust-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(122, 46, 69, 0.16), transparent 56%),
    var(--c-panel);
}

@media (min-width: 860px) {
  .page-home .trust-panel {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
  }
}

.page-home .trust-panel__copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-steel);
}

.page-home .trust-panel__copy p:last-of-type {
  margin-bottom: 0;
}

.page-home .trust-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

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

.page-home .trust-panel__facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 14px;
  border-left: 2px solid var(--c-amber);
  background: rgba(5, 17, 31, 0.5);
}

.page-home .trust-panel__facts .mono {
  font-size: 14px;
  color: var(--c-amber-soft);
  word-break: break-all;
}

.page-home .trust-panel__facts li span:last-child {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .map-cell,
  .page-home .nav-structure__item,
  .page-home .home-deck__rail .index-rail__link {
    transition: none;
  }
  .page-home .map-cell:hover {
    transform: none;
  }
}