.page-home {
  --home-edge: 3px;
  --home-rhythm: clamp(18px, 2.4vw, 32px);
  --home-panel: #0C1730;
  --home-grid-line: rgba(29, 44, 74, .85);
  display: block;
  background: var(--ink-900);
  color: var(--paper);
}

.page-home * {
  box-sizing: border-box;
}

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

/* ---------------- 首屏 ---------------- */

.page-home .hero {
  max-width: calc(var(--shell) + 64px);
  margin: 0 auto;
  padding: clamp(16px, 2.6vw, 34px) clamp(14px, 2.6vw, 32px) 0;
}

.page-home .hero-inner {
  position: relative;
  border: var(--home-edge) solid var(--line-blue);
  background: linear-gradient(155deg, #0C1730 0%, #050A16 58%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-home .hero-inner::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(52%, 560px);
  height: var(--home-edge);
  background: linear-gradient(90deg, rgba(63, 224, 255, 0), var(--cyan) 45%, var(--gold));
  pointer-events: none;
}

.page-home .page-context {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px clamp(16px, 2.6vw, 30px);
  border-bottom: 2px solid var(--line-blue);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-home .context-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .18em;
}

.page-home .hero-body {
  display: grid;
  grid-template-columns: 1fr;
}

.page-home .hero-index {
  padding: clamp(16px, 2.2vw, 26px);
  border-bottom: var(--home-edge) solid var(--line-blue);
  background: rgba(12, 23, 48, .5);
}

.page-home .hero-index-label {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--gold);
}

.page-home .hero-index-list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .hero-index-list::-webkit-scrollbar {
  display: none;
}

.page-home .hero-index-list li {
  flex: 0 0 auto;
}

.page-home .hero-index-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 2px solid transparent;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-home .hero-index-link:hover,
.page-home .hero-index-link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(63, 224, 255, .08);
}

.page-home .hero-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-home .hero-index-note {
  display: none;
  margin: 0;
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-home .hero-stage {
  position: relative;
  padding: clamp(26px, 4vw, 52px) clamp(18px, 3.4vw, 46px) clamp(28px, 4vw, 46px);
  overflow: hidden;
}

.page-home .hero-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(100deg, rgba(5, 10, 22, .96) 28%, rgba(5, 10, 22, .74) 64%, rgba(5, 10, 22, .52) 100%);
}

.page-home .hero-stage > *:not(.hero-figure) {
  position: relative;
  z-index: 2;
}

.page-home .hero-figure {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .32;
  pointer-events: none;
}

.page-home .hero-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .hero-kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--cyan);
}

.page-home .hero-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 7.2vw, 78px);
  line-height: 1.04;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-home .hero-lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: #C8D6EC;
}

.page-home .hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin-top: clamp(26px, 3.4vw, 38px);
  border: 2px solid var(--line-blue);
  background: var(--line-blue);
}

.page-home .hero-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(5, 10, 22, .85);
}

.page-home .hero-metric-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 34px);
  letter-spacing: .02em;
  color: var(--gold);
}

.page-home .hero-metric-value em {
  margin-left: 3px;
  font-style: normal;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-home .hero-metric-label {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-home .hero-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 2px solid var(--line-blue);
}

.page-home .hero-status-text {
  margin: 0;
  flex: 1 1 260px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------------- 区块通用 ---------------- */

.page-home .zone {
  padding: clamp(46px, 6.6vw, 92px) 0;
}

.page-home .zone-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 clamp(16px, 2.6vw, 32px);
}

.page-home .zone-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 8px 16px;
  margin-bottom: clamp(22px, 3.2vw, 38px);
  padding-bottom: 16px;
  border-bottom: 2px solid var(--line-blue);
}

.page-home .zone-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-home .zone-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 42px);
  line-height: 1.12;
  color: var(--paper);
}

.page-home .zone-note {
  grid-column: 2;
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------------- 期号与规则 ---------------- */

.page-home .issue-layout {
  display: grid;
  gap: var(--home-rhythm);
}

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

.page-home .issue-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px;
  border: 2px solid var(--line-blue);
  background: var(--home-panel);
  box-shadow: 4px 4px 0 rgba(5, 10, 22, .7);
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .issue-card:hover,
.page-home .issue-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 4px 7px 0 rgba(5, 10, 22, .82);
}

.page-home .issue-card--version {
  background: linear-gradient(150deg, rgba(58, 42, 110, .55), var(--home-panel));
}

.page-home .issue-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-home .issue-region {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-home .issue-code {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 28px);
  letter-spacing: .02em;
  color: var(--paper);
}

.page-home .issue-meta {
  display: grid;
  gap: 6px;
  margin: 0;
  font-size: 13px;
}

.page-home .issue-meta > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--line-blue);
}

.page-home .issue-meta dt {
  margin: 0;
  color: var(--muted);
}

.page-home .issue-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-home .issue-card-link {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 255, .38);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-home .issue-card-link:hover,
.page-home .issue-card-link:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}

.page-home .issue-figure {
  margin: 0;
}

.page-home .media-caption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------------- 奖池与冷热 ---------------- */

.page-home .zone--pool {
  background: linear-gradient(180deg, rgba(12, 23, 48, .72), rgba(5, 10, 22, 0) 62%);
}

.page-home .pool-layout {
  display: grid;
  gap: var(--home-rhythm);
}

.page-home .panel {
  border: 2px solid var(--line-blue);
  background: var(--home-panel);
  box-shadow: 4px 4px 0 rgba(5, 10, 22, .7);
}

.page-home .panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 20px;
  border-bottom: 2px solid var(--line-blue);
}

.page-home .panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.1vw, 22px);
  color: var(--paper);
}

.page-home .panel-body {
  padding: 20px;
}

.page-home .pool-svg {
  display: block;
  width: 100%;
  height: clamp(160px, 26vw, 230px);
}

.page-home .pool-grid line {
  stroke: var(--home-grid-line);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.page-home .pool-line {
  stroke: var(--cyan);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px rgba(63, 224, 255, .45));
}

.page-home .pool-node {
  fill: var(--gold);
  stroke: var(--ink-900);
  stroke-width: 2;
}

.page-home .pool-axis {
  display: flex;
  justify-content: space-between;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-home .pool-note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-blue);
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .heat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
  gap: 6px;
}

.page-home .heat-cell {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-home .heat-cell:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-home .heat-cell[data-level="1"],
.page-home .heat-swatch[data-level="1"] {
  background: rgba(75, 227, 180, .1);
  color: var(--mint);
  border-color: rgba(75, 227, 180, .34);
}

.page-home .heat-cell[data-level="2"],
.page-home .heat-swatch[data-level="2"] {
  background: rgba(63, 224, 255, .13);
  color: var(--cyan);
  border-color: rgba(63, 224, 255, .34);
}

.page-home .heat-cell[data-level="3"],
.page-home .heat-swatch[data-level="3"] {
  background: rgba(245, 185, 66, .14);
  color: var(--gold);
  border-color: rgba(245, 185, 66, .38);
}

.page-home .heat-cell[data-level="4"],
.page-home .heat-swatch[data-level="4"] {
  background: rgba(255, 130, 90, .18);
  color: #FFB798;
  border-color: rgba(255, 130, 90, .42);
}

.page-home .heat-cell[data-level="5"],
.page-home .heat-swatch[data-level="5"] {
  background: rgba(255, 76, 99, .26);
  color: #FFC9D2;
  border-color: rgba(255, 76, 99, .6);
}

.page-home .heat-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-home .heat-legend li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-home .heat-swatch {
  width: 14px;
  height: 14px;
  border: 2px solid transparent;
  display: inline-block;
}

.page-home .heat-note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-blue);
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .pool-figure {
  margin: var(--home-rhythm) 0 0;
}

/* ---------------- 规则入口 ---------------- */

.page-home .zone--rules {
  border-top: var(--home-edge) solid #0E6F7F;
  background: linear-gradient(180deg, rgba(11, 59, 60, .58), rgba(5, 10, 22, 0) 74%);
}

.page-home .rule-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .rule-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 16px;
  padding: 20px;
  border: 2px solid var(--line-blue);
  background: rgba(5, 10, 22, .72);
  transition: border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .rule-item:hover,
.page-home .rule-item:focus-within {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 4px 6px 0 rgba(5, 10, 22, .8);
}

.page-home .rule-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 2px solid var(--cyan-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--cyan);
}

.page-home .rule-body {
  min-width: 0;
}

.page-home .rule-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.3vw, 24px);
  color: var(--paper);
}

.page-home .rule-desc {
  margin: 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .rule-link {
  grid-column: 2;
  justify-self: start;
  align-self: end;
  margin-top: 4px;
  padding: 7px 14px;
  border: 2px solid var(--line-blue);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease), color .2s var(--ease);
}

.page-home .rule-link:hover,
.page-home .rule-link:focus-visible {
  border-color: var(--cyan);
  background: rgba(63, 224, 255, .1);
  color: var(--paper);
}

/* ---------------- 客户端 ---------------- */

.page-home .zone--tools {
  border-top: var(--home-edge) solid var(--indigo);
  background: linear-gradient(180deg, rgba(58, 42, 110, .42), rgba(5, 10, 22, 0) 70%);
}

.page-home .tools-layout {
  display: grid;
  gap: var(--home-rhythm);
}

.page-home .tools-lead {
  margin: 0 0 22px;
  max-width: 64ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: #C8D6EC;
}

.page-home .tools-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 2px solid var(--line-blue);
  background: var(--line-blue);
}

.page-home .tools-list li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(5, 10, 22, .84);
}

.page-home .tools-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-home .tools-val {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .tools-foot {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-home .tools-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .tools-figure {
  margin: 0;
}

/* ---------------- 常见问题 ---------------- */

.page-home .faq-list {
  display: grid;
  gap: 10px;
}

.page-home .faq-item {
  border: 2px solid var(--line-blue);
  background: var(--home-panel);
  transition: border-color .2s var(--ease);
}

.page-home .faq-item[open] {
  border-color: var(--cyan-deep);
}

.page-home .faq-item:hover {
  border-color: var(--cyan);
}

.page-home .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.9vw, 20px);
  line-height: 1.5;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

.page-home .faq-q::-webkit-details-marker {
  display: none;
}

.page-home .faq-q::before {
  content: "＋";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gold);
}

.page-home .faq-item[open] .faq-q::before {
  content: "－";
  color: var(--cyan);
}

.page-home .faq-a {
  padding: 0 20px 20px 48px;
}

.page-home .faq-a p {
  margin: 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}

.page-home .faq-cta {
  display: grid;
  gap: 18px;
  margin-top: var(--home-rhythm);
  padding: clamp(20px, 3vw, 32px);
  border: var(--home-edge) solid var(--line-blue);
  background: linear-gradient(135deg, rgba(58, 42, 110, .5), rgba(12, 23, 48, .9));
  box-shadow: var(--shadow-hard);
}

.page-home .faq-cta-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 28px);
  color: var(--paper);
}

.page-home .faq-cta-text {
  margin: 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .faq-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------------- 响应式 ---------------- */

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

@media (min-width: 860px) {
  .page-home .hero-body {
    grid-template-columns: minmax(150px, 196px) minmax(0, 1fr);
  }

  .page-home .hero-index {
    display: flex;
    flex-direction: column;
    border-bottom: 0;
    border-right: var(--home-edge) solid var(--line-blue);
  }

  .page-home .hero-index-list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .hero-index-note {
    display: block;
    margin-top: auto;
    padding-top: 20px;
  }

  .page-home .issue-layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .pool-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .rule-item {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: start;
  }

  .page-home .rule-link {
    grid-column: 3;
    align-self: center;
    margin-top: 0;
  }

  .page-home .tools-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-home .faq-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1180px) {
  .page-home .hero-index {
    padding: 34px 26px;
  }

  .page-home .issue-layout {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, .95fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .issue-card,
  .page-home .rule-item,
  .page-home .heat-cell,
  .page-home .faq-item,
  .page-home .hero-index-link,
  .page-home .issue-card-link,
  .page-home .rule-link {
    transition: none;
  }

  .page-home .issue-card:hover,
  .page-home .rule-item:hover,
  .page-home .heat-cell:hover {
    transform: none;
  }
}