.page-home {
  --home-line: rgba(200, 162, 74, 0.22);
  --home-line-strong: rgba(200, 162, 74, 0.5);
  --home-gap: clamp(18px, 3vw, 30px);
  --home-pad: clamp(18px, 2.8vw, 30px);
  color: var(--ivory);
  overflow-x: hidden;
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-home .home-index,
.page-home .hero,
.page-home .band {
  width: min(100% - var(--gutter) * 2, var(--wrap));
  margin-inline: auto;
}

/* ---------- 上下文条 ---------- */
.page-home .home-index {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-block: 14px;
  border-bottom: 1px solid var(--home-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-home .home-index__num {
  color: var(--gold);
  font-weight: 600;
  flex: 0 0 auto;
}

.page-home .home-index__label {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: rgba(243, 239, 228, 0.8);
  letter-spacing: 0.04em;
}

.page-home .home-index__line {
  flex: 1 1 24px;
  height: 1px;
  min-width: 12px;
  background: linear-gradient(90deg, rgba(200, 162, 74, 0.42), transparent);
}

.page-home .home-index__tag {
  flex: 0 0 auto;
  color: var(--signal);
  letter-spacing: 0.14em;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  display: grid;
  gap: var(--home-gap);
  padding-block: clamp(24px, 4vw, 50px) clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--home-line);
}

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

.page-home .hero__spine {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.page-home .hero__spine-num {
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.08em;
  flex: 0 0 auto;
}

.page-home .hero__spine-text {
  color: var(--gold-deep);
  min-width: 0;
}

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

.page-home .hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-home .hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 6.4vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ivory);
  text-wrap: balance;
}

.page-home .hero__title em {
  font-style: normal;
  color: var(--gold);
}

.page-home .hero__lede {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: clamp(14.5px, 1.05vw, 16.5px);
  line-height: 1.86;
  color: rgba(243, 239, 228, 0.8);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.page-home .hero__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.09em;
  color: var(--mist);
  line-height: 1.7;
}

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

/* 标签抽屉 */
.page-home .tray {
  position: relative;
  display: grid;
  gap: 16px;
  padding: var(--home-pad);
  border: 1px solid var(--home-line-strong);
  background: linear-gradient(180deg, rgba(19, 38, 59, 0.96), rgba(10, 20, 32, 0.96));
  box-shadow: 0 0 0 1px rgba(200, 162, 74, 0.12), 0 26px 50px -32px rgba(0, 0, 0, 0.95);
}

.page-home .tray::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.7;
}

.page-home .tray__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .tray__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

.page-home .tray__count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  white-space: nowrap;
}

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

.page-home .tray__chip {
  padding: 7px 11px;
  border: 1px solid rgba(200, 162, 74, 0.28);
  background: rgba(14, 27, 44, 0.6);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: rgba(243, 239, 228, 0.78);
}

.page-home .tray__chip--on {
  border-color: var(--gold);
  background: var(--gold);
  color: var(--ink);
  font-weight: 600;
}

.page-home .tray__preview {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--home-line);
}

.page-home .tray__dot {
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(47, 211, 192, 0.14);
}

.page-home .tray__preview-k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--signal);
}

.page-home .tray__preview-v {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.74);
}

.page-home .hero__shot {
  position: relative;
  margin: 0;
  border: 1px solid var(--home-line);
  overflow: hidden;
}

.page-home .hero__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .hero__shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(200, 162, 74, 0.12), transparent 48%);
  pointer-events: none;
}

@media (min-width: 760px) {
  .page-home .hero {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: start;
  }

  .page-home .hero__ledger {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 22px;
    align-items: stretch;
  }

  .page-home .hero__spine {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    height: 100%;
    padding: 2px 14px 0 0;
    border-bottom: 0;
    border-right: 1px solid var(--home-line);
  }

  .page-home .hero__spine-text {
    writing-mode: vertical-rl;
    letter-spacing: 0.4em;
    padding-top: 4px;
  }

  .page-home .hero__shot img {
    aspect-ratio: 12 / 13;
  }
}

/* ---------- 通用章节 ---------- */
.page-home .band {
  padding-block: clamp(36px, 5.4vw, 76px);
  border-bottom: 1px solid var(--home-line);
}

.page-home .band__head {
  display: grid;
  gap: 12px;
  max-width: 74ch;
  margin-bottom: clamp(22px, 3.4vw, 42px);
}

.page-home .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-home .kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  flex: 0 0 26px;
  background: var(--gold-deep);
}

.page-home .band__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.5vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--ivory);
  text-wrap: balance;
}

.page-home .band__lede {
  margin: 0;
  font-size: clamp(14px, 1vw, 16px);
  line-height: 1.86;
  color: rgba(243, 239, 228, 0.75);
}

/* ---------- 分类标签抽屉 ---------- */
.page-home .library__grid {
  display: grid;
  gap: var(--home-gap);
}

.page-home .library__shot {
  margin: 0;
  border: 1px solid var(--home-line);
  align-self: start;
}

.page-home .library__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .library__shot figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--home-line);
  background: rgba(10, 20, 32, 0.6);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .library__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--home-line);
}

.page-home .library__item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  padding-block: 17px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .library__num {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
  transition: color var(--dur-fast) var(--ease);
}

.page-home .library__item:hover .library__num {
  color: var(--signal);
}

.page-home .library__name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .library__desc {
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.72);
}

.page-home .library__tags {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

@media (min-width: 900px) {
  .page-home .library__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-home .library__shot {
    position: sticky;
    top: 20px;
  }
}

/* ---------- 导航与旧版 ---------- */
.page-home .route__grid {
  display: grid;
  gap: var(--home-gap);
  margin-bottom: var(--home-gap);
}

.page-home .route__card {
  position: relative;
  padding: var(--home-pad);
  border: 1px solid var(--home-line);
  background: linear-gradient(180deg, rgba(19, 38, 59, 0.74), rgba(10, 20, 32, 0.5));
  overflow: hidden;
}

.page-home .route__card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), transparent);
  opacity: 0.55;
}

.page-home .route__code {
  display: inline-block;
  margin-bottom: 14px;
  padding: 3px 9px;
  border: 1px solid rgba(200, 162, 74, 0.34);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .route__card-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.6vw, 19px);
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .route__card-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.84;
  color: rgba(243, 239, 228, 0.74);
}

.page-home .way {
  padding: var(--home-pad);
  border: 1px solid var(--home-line-strong);
  background: rgba(8, 17, 27, 0.72);
}

.page-home .way__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.page-home .way__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.9vw, 20px);
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .way__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--home-line);
  background: var(--home-line);
}

.page-home .way__item {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  background: var(--ink-3);
}

.page-home .way__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-home .way__val {
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.76);
}

@media (min-width: 640px) {
  .page-home .way__item {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-home .route__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

  .page-home .route__card:nth-child(2) {
    margin-top: 34px;
  }
}

/* ---------- V4 记录 ---------- */
.page-home .ledger__grid {
  display: grid;
  gap: var(--home-gap);
}

.page-home .ledger__main {
  position: relative;
  padding: var(--home-pad);
  border: 1px solid var(--home-line-strong);
  background: linear-gradient(160deg, rgba(19, 38, 59, 0.9), rgba(8, 17, 27, 0.92));
}

.page-home .ledger__plate {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid rgba(200, 162, 74, 0.42);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .ledger__num {
  margin: 12px 0 4px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(62px, 10vw, 100px);
  line-height: 0.88;
  letter-spacing: -0.04em;
  color: var(--gold);
}

.page-home .ledger__num-cap {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-home .ledger__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.84;
  color: rgba(243, 239, 228, 0.76);
}

.page-home .ledger__shot {
  margin: 0;
  border: 1px solid var(--home-line);
}

.page-home .ledger__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-home .ledger__feedback {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: var(--home-pad);
  border: 1px solid var(--home-line);
  background: rgba(19, 38, 59, 0.58);
}

.page-home .ledger__feedback-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .ledger__feedback-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.84;
  color: rgba(243, 239, 228, 0.74);
}

/* 折叠组件 */
.page-home .disclosure {
  margin: 18px 0 20px;
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.page-home .disclosure__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 14px 0;
  border: 0;
  background: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  color: var(--ivory);
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease);
}

.page-home .disclosure__btn:hover,
.page-home .disclosure__btn:focus-visible {
  color: var(--gold-hi);
}

.page-home .disclosure__sign {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
}

.page-home .disclosure__sign::before,
.page-home .disclosure__sign::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-home .disclosure__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1.5px;
}

.page-home .disclosure__sign::after {
  left: 6px;
  top: 0;
  width: 1.5px;
  height: 14px;
}

.page-home .disclosure[data-open] .disclosure__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

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

.page-home .disclosure[data-open] .disclosure__panel {
  display: block;
}

.page-home .disclosure__inner {
  overflow: hidden;
}

.page-home .disclosure__body {
  padding-bottom: 16px;
}

.page-home .disclosure__body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.84;
  color: rgba(243, 239, 228, 0.74);
}

@media (min-width: 880px) {
  .page-home .ledger__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    grid-template-rows: auto 1fr;
    align-items: stretch;
  }

  .page-home .ledger__main {
    grid-column: 1;
    grid-row: 1;
  }

  .page-home .ledger__shot {
    grid-column: 1;
    grid-row: 2;
  }

  .page-home .ledger__feedback {
    grid-column: 2;
    grid-row: 1 / 3;
    justify-content: flex-start;
  }
}

/* ---------- 横向金属带 ---------- */
.page-home .home-strip {
  position: relative;
  margin: 0;
  width: 100%;
  overflow: hidden;
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.page-home .home-strip img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  opacity: 0.82;
}

/* ---------- 品牌可信信息 ---------- */
.page-home .cred__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 var(--home-gap);
  border: 1px solid var(--home-line);
  background: var(--home-line);
}

.page-home .cred__stat {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: clamp(14px, 2vw, 22px);
  background: var(--ink-3);
}

.page-home .cred__stat dt {
  order: 2;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .cred__stat dd {
  order: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-home .cred__grid {
  display: grid;
  gap: var(--home-gap);
}

.page-home .cred__team,
.page-home .cred__contact {
  padding: var(--home-pad);
  border: 1px solid var(--home-line);
  background: rgba(19, 38, 59, 0.55);
}

.page-home .cred__sub {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .cred__team-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  border-top: 1px solid var(--home-line);
}

.page-home .cred__team-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-block: 11px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .cred__team-k {
  font-size: 13.5px;
  color: rgba(243, 239, 228, 0.78);
}

.page-home .cred__team-v {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-home .cred__team-note {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.82;
  color: rgba(243, 239, 228, 0.72);
}

.page-home .cred__contact-list {
  margin: 0 0 14px;
}

.page-home .cred__contact-row {
  display: grid;
  gap: 4px;
  padding-block: 11px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .cred__contact-row:first-child {
  border-top: 1px solid var(--home-line);
}

.page-home .cred__contact-row dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-home .cred__contact-row dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ivory);
  word-break: break-word;
}

.page-home .cred__contact-row dd a {
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 162, 74, 0.4);
}

.page-home .cred__contact-row dd a:hover,
.page-home .cred__contact-row dd a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.page-home .cred__contact-note {
  margin: 0 0 14px;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .cred__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

@media (min-width: 640px) {
  .page-home .cred__contact-row {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-home .cred__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-home .cred__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .page-home .tray__dot {
    animation: home-pulse 3.4s var(--ease) infinite;
  }

  .page-home [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 480ms var(--ease), transform 480ms var(--ease);
  }

  .page-home [data-reveal].is-in {
    opacity: 1;
    transform: none;
  }
}

@keyframes home-pulse {
  0%, 70%, 100% {
    box-shadow: 0 0 0 4px rgba(47, 211, 192, 0.14);
  }
  12% {
    box-shadow: 0 0 0 7px rgba(47, 211, 192, 0.26);
  }
}