.page-home {
  background: var(--void);
  color: var(--warm);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: calc(var(--header-h) + 72px) 0 clamp(72px, 10vw, 128px);
  overflow: hidden;
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  opacity: 0.24;
}

.page-home .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 20% 40%, rgba(7, 8, 12, 0.35) 0%, rgba(7, 8, 12, 0.92) 72%),
    linear-gradient(180deg, rgba(7, 8, 12, 0.86) 0%, rgba(7, 8, 12, 0.42) 40%, var(--void) 100%);
}

.page-home .hero-beam {
  position: absolute;
  top: 0;
  left: clamp(18%, 26%, 34%);
  z-index: 1;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, transparent 0%, var(--gold-40) 26%, var(--gold) 58%, transparent 100%);
  opacity: 0.62;
  pointer-events: none;
}

.page-home .hero-beam::after {
  content: "";
  position: absolute;
  top: 8%;
  left: 50%;
  width: min(420px, 46vw);
  height: 72%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at 50% 40%, rgba(232, 181, 74, 0.16) 0%, rgba(139, 92, 246, 0.06) 42%, transparent 72%);
  filter: blur(24px);
}

.page-home .hero-shell {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(40px, 6vw, 72px);
}

.page-home .hero-main {
  max-width: 22ch;
}

.page-home .hero-title {
  margin: 18px 0 26px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(42px, 8.6vw, 118px);
  line-height: 1.04;
  letter-spacing: 0.05em;
  color: var(--warm);
  text-wrap: balance;
}

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

.page-home .hero-lede {
  max-width: 46ch;
  margin: 0;
  font-size: 17px;
  line-height: 1.9;
  color: var(--warm-72);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.page-home .hero-rail {
  border-left: 1px solid var(--stroke-soft);
  padding-left: 22px;
}

.page-home .hero-rail-list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-rail-link {
  display: flex;
  gap: 14px;
  align-items: baseline;
  color: var(--warm-56);
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-decoration: none;
  transition: color 0.32s var(--ease);
}

.page-home .hero-rail-num {
  font-family: var(--font-num);
  font-weight: 500;
  color: var(--gold-deep);
  transition: color 0.32s var(--ease);
}

.page-home .hero-rail-link:hover,
.page-home .hero-rail-link:focus-visible,
.page-home .hero-rail-link[aria-current="true"] {
  color: var(--gold);
}

.page-home .hero-rail-link:hover .hero-rail-num,
.page-home .hero-rail-link[aria-current="true"] .hero-rail-num {
  color: var(--gold);
}

/* ---------- 区块骨架 ---------- */
.page-home .band {
  position: relative;
  padding-block: clamp(64px, 9vw, 120px);
}

.page-home .band-first {
  background: linear-gradient(180deg, var(--void) 0%, var(--plinth) 100%);
}

.page-home .band-screen {
  background: var(--void);
}

.page-home .band-verify {
  background: var(--plinth);
}

.page-home .band-rules {
  background: var(--void);
}

.page-home .band-records {
  position: relative;
  overflow: hidden;
  background: var(--plinth);
}

.page-home .band-faq {
  background: var(--void);
}

.page-home .band-help {
  background: linear-gradient(180deg, var(--void) 0%, #0A0C12 100%);
}

.page-home .section-head {
  max-width: 62ch;
  margin-bottom: clamp(36px, 5vw, 56px);
}

.page-home .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(28px, 4.2vw, 52px);
  line-height: 1.18;
  letter-spacing: 0.05em;
  color: var(--warm);
}

.page-home .page-lede {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--warm-72);
}

/* ---------- 三步路径 ---------- */
.page-home .first-grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

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

.page-home .step {
  position: relative;
  padding: 0 0 40px 44px;
}

.page-home .step:last-child {
  padding-bottom: 0;
}

.page-home .step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 26px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold-40) 0%, rgba(232, 181, 74, 0.04) 100%);
}

.page-home .step-dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: var(--void);
}

.page-home .step-dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--gold);
}

.page-home .step-num {
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-home .step-title {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(20px, 2.3vw, 27px);
  line-height: 1.35;
  letter-spacing: 0.03em;
  color: var(--warm);
}

.page-home .step-body {
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--warm-72);
}

.page-home .step-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--stroke-soft);
  border-radius: var(--r-lg) var(--r-sm) var(--r-lg) var(--r-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--colonnade);
}

.page-home .step-figure-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
}

.page-home .step-figure-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 44px 20px 18px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--warm-86);
  background: linear-gradient(180deg, transparent 0%, rgba(7, 8, 12, 0.88) 72%);
}

/* ---------- 大屏栏目 ---------- */
.page-home .screen-grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .screen-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--stroke-soft);
  border-radius: var(--r-md) var(--r-lg) var(--r-sm) var(--r-lg);
  overflow: hidden;
  background: var(--colonnade);
}

.page-home .screen-figure-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.88;
}

.page-home .screen-figure-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 48px 22px 18px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--warm-86);
  background: linear-gradient(180deg, transparent 0%, rgba(7, 8, 12, 0.9) 74%);
}

.page-home .form-list {
  display: grid;
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  background: var(--stroke-soft);
  border: 1px solid var(--stroke-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-home .form-item {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  background: var(--plinth);
  transition: background 0.32s var(--ease);
}

.page-home .form-item:hover {
  background: var(--colonnade);
}

.page-home .form-key {
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-home .form-desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ash);
}

.page-home .screen-note {
  margin: 28px 0 30px;
  padding-left: 18px;
  border-left: 2px solid var(--gold-deep);
  font-size: 16px;
  line-height: 1.9;
  color: var(--warm-72);
}

/* ---------- 状态校验 ---------- */
.page-home .verify-grid {
  display: grid;
  gap: 18px;
}

.page-home .verify-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px 24px;
  background: var(--colonnade);
  border: 1px solid var(--stroke-soft);
  border-radius: var(--r-md) var(--r-lg) var(--r-sm) var(--r-lg);
  transition: border-color 0.36s var(--ease), transform 0.36s var(--ease);
}

.page-home .verify-card:hover {
  border-color: var(--gold-40);
  transform: translateY(-3px);
}

.page-home .verify-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 21px;
  letter-spacing: 0.04em;
  color: var(--warm);
}

.page-home .verify-body {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--warm-72);
}

.page-home .verify-next {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--stroke-soft);
  font-family: var(--font-index);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--electric);
}

/* ---------- 规则版本 ---------- */
.page-home .version-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 16px 20px;
  margin-bottom: 22px;
  border: 1px solid var(--gold-40);
  border-radius: var(--r-xs) var(--r-md) var(--r-xs) var(--r-md);
  background: linear-gradient(100deg, var(--gold-16) 0%, rgba(27, 31, 43, 0.5) 62%);
}

.page-home .version-badge {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--void);
  background: var(--gold);
  padding: 5px 12px;
  border-radius: var(--r-xs);
}

.page-home .version-text {
  font-family: var(--font-index);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-home .version-hint {
  margin-left: auto;
  font-size: 13.5px;
  color: var(--ash);
}

.page-home .rules-fold,
.page-home .faq-fold {
  margin-bottom: 30px;
}

/* ---------- 记录与检索 ---------- */
.page-home .records-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .records-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.17;
}

.page-home .records-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(90% 70% at 78% 30%, rgba(56, 214, 245, 0.07) 0%, transparent 68%);
}

.page-home .records-shell {
  position: relative;
  z-index: 1;
}

.page-home .record-grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-home .scene-list {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .scene-item {
  padding-left: 20px;
  border-left: 1px solid var(--stroke-soft);
  transition: border-color 0.32s var(--ease);
}

.page-home .scene-item:hover {
  border-left-color: var(--electric);
}

.page-home .scene-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: 0.03em;
  color: var(--warm);
}

.page-home .scene-body {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--warm-72);
}

.page-home .search-demo {
  padding: 24px 22px;
  border: 1px solid var(--stroke-soft);
  border-radius: var(--r-md) var(--r-lg) var(--r-md) var(--r-sm);
  background: rgba(27, 31, 43, 0.6);
  backdrop-filter: blur(14px);
}

.page-home .search-field {
  display: block;
  border-bottom: 1px solid var(--gold-40);
}

.page-home .search-input {
  width: 100%;
  padding: 12px 2px;
  border: 0;
  background: transparent;
  color: var(--warm);
  font-family: var(--font-body);
  font-size: 16px;
  outline: none;
}

.page-home .search-input::placeholder {
  color: var(--ash);
}

.page-home .search-input:focus-visible {
  outline: 2px solid var(--electric);
  outline-offset: 3px;
}

.page-home .search-count {
  margin: 16px 0 0;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  min-height: 1em;
}

.page-home .search-hits {
  display: grid;
  gap: 1px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .search-hit {
  display: grid;
  gap: 5px;
  padding: 14px 4px;
  border-bottom: 1px solid rgba(44, 49, 64, 0.6);
}

.page-home .search-hit-title {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--warm-86);
}

.page-home .search-hit-meta {
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--ash);
}

.page-home .search-empty {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--ash);
}

/* ---------- 协助 ---------- */
.page-home .help-shell {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .help-panel {
  padding: 26px 24px;
  border: 1px solid var(--gold-40);
  border-radius: var(--r-sm) var(--r-lg) var(--r-md) var(--r-lg);
  background: linear-gradient(160deg, rgba(232, 181, 74, 0.07) 0%, rgba(16, 19, 27, 0.72) 58%);
}

.page-home .help-list {
  display: grid;
  gap: 1px;
  margin: 0;
  background: rgba(44, 49, 64, 0.5);
  border-radius: var(--r-xs);
  overflow: hidden;
}

.page-home .help-row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--plinth);
}

.page-home .help-label {
  margin: 0;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--ash);
}

.page-home .help-value {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--warm);
  word-break: break-word;
}

.page-home .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .form-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .verify-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .verify-card--lift {
    transform: translateY(20px);
  }

  .page-home .verify-card--lift:hover {
    transform: translateY(16px);
  }

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

@media (min-width: 900px) {
  .page-home .hero-shell {
    grid-template-columns: minmax(0, 1fr) 210px;
    align-items: end;
  }

  .page-home .first-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .step-list {
    grid-column: 1 / span 7;
  }

  .page-home .step-figure {
    grid-column: 9 / span 4;
    aspect-ratio: 3 / 4;
  }

  .page-home .screen-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-home .record-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-home .help-shell {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }
}

@media (min-width: 1140px) {
  .page-home .step-figure {
    grid-column: 9 / span 4;
  }

  .page-home .record-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .verify-card,
  .page-home .verify-card--lift,
  .page-home .form-item,
  .page-home .scene-item,
  .page-home .hero-rail-link {
    transition: none;
  }

  .page-home .verify-card:hover {
    transform: none;
  }

  .page-home .verify-card--lift {
    transform: none;
  }

  .page-home .verify-card--lift:hover {
    transform: none;
  }
}