.page-home {
  --home-line: rgba(183, 122, 61, 0.22);
  --home-hair: rgba(255, 255, 255, 0.075);
  --home-hair-strong: rgba(255, 255, 255, 0.15);
  --home-cyan-line: rgba(64, 224, 208, 0.45);
  --home-card: #141519;
  --home-radius: 4px;
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

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

/* ============ 首屏 ============ */

.page-home .hero {
  position: relative;
  padding: clamp(30px, 5.4vw, 76px) 0 clamp(44px, 6vw, 92px);
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: min(1180px, 122%);
  height: 130%;
  background:
    radial-gradient(64% 58% at 76% 20%, rgba(183, 122, 61, 0.26), transparent 64%),
    radial-gradient(56% 54% at 96% 78%, rgba(64, 224, 208, 0.14), transparent 68%),
    linear-gradient(158deg, rgba(20, 21, 25, 0.96), rgba(10, 10, 12, 0));
  clip-path: polygon(46% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.6vw, 52px);
}

.page-home .hero-copy {
  position: relative;
  padding-left: 18px;
}

.page-home .hero-copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--bronze) 0%, var(--cyan) 100%);
  opacity: 0.65;
}

.page-home .hero-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--cyan);
  vertical-align: middle;
  box-shadow: 0 0 10px rgba(64, 224, 208, 0.7);
}

.page-home .hero-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 72px);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .hero-title .hl {
  display: inline-block;
  color: var(--gold);
}

.page-home .hero-lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--smoke);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--home-hair);
}

.page-home .hero-badges li {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-home .badge-num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-home .badge-cap {
  font-size: 13px;
  color: var(--smoke);
}

.page-home .hero-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .hero-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--home-line);
  border-radius: var(--home-radius);
  overflow: hidden;
  background: var(--home-card);
}

.page-home .hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.06) brightness(0.92);
}

.page-home .hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(64, 224, 208, 0.1), transparent 46%, rgba(183, 122, 61, 0.16));
  pointer-events: none;
}

.page-home .hero-visual figcaption {
  position: relative;
  z-index: 1;
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--smoke);
  border-top: 1px solid var(--home-hair);
}

.page-home .hero-tile {
  position: relative;
  padding: 18px 18px 16px;
  border: 1px solid var(--home-hair);
  border-radius: var(--home-radius);
  background: linear-gradient(155deg, rgba(36, 38, 45, 0.9), rgba(20, 21, 25, 0.96));
  box-shadow: 0 20px 44px -30px rgba(0, 0, 0, 0.95), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: border-color 220ms ease;
}

.page-home .hero-tile:hover {
  border-color: var(--bronze-line);
}

.page-home .hero-tile--rules::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--bronze), var(--gold));
}

.page-home .hero-tile--index::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), transparent);
}

.page-home .tile-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--smoke);
  text-transform: uppercase;
}

.page-home .tile-value {
  display: block;
  margin-top: 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 32px);
  letter-spacing: 0.03em;
  color: var(--gold);
}

.page-home .hero-tile p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--smoke);
}

.page-home .tile-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease, color 180ms ease;
}

.page-home .tile-link:hover,
.page-home .tile-link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--bronze);
}

/* ============ 通用区块 ============ */

.page-home .section {
  padding: clamp(46px, 6.6vw, 100px) 0;
}

.page-home .section--graphite {
  background: var(--graphite);
}

.page-home .section--iron {
  background: linear-gradient(180deg, var(--iron), #1a1c22 70%, var(--graphite));
}

.page-home .section-head {
  margin-bottom: clamp(26px, 3.4vw, 44px);
}

.page-home .section-head h2,
.page-home .path-copy h2,
.page-home .journal-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .lede {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: var(--smoke);
}

/* ============ 回访路径 ============ */

.page-home .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-home .steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-home .steps li {
  position: relative;
  padding: 0 0 22px 46px;
  counter-increment: step;
}

.page-home .steps li::before {
  content: "0" counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-home .steps li::after {
  content: "";
  position: absolute;
  left: 9px;
  top: 24px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--home-line), transparent);
}

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

.page-home .steps li:last-child::after {
  display: none;
}

.page-home .steps h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: 0.01em;
  color: var(--gold);
}

.page-home .steps p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--smoke);
}

.page-home .path-copy .btn--cyan {
  margin-top: 26px;
}

.page-home .path-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  border-radius: var(--home-radius);
  overflow: hidden;
  background: var(--home-card);
}

.page-home .path-figure img {
  width: 100%;
  aspect-ratio: 9 / 7;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.08) brightness(0.9);
}

.page-home .path-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--smoke);
  border-top: 1px solid var(--home-hair);
}

/* ============ 机型筛选 ============ */

.page-home .device-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 40px);
  align-items: start;
}

.page-home .device-panel {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--home-hair);
  border-radius: var(--home-radius);
  background: linear-gradient(160deg, rgba(36, 38, 45, 0.86), rgba(20, 21, 25, 0.96));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.page-home .chip-heading {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--smoke);
  text-transform: uppercase;
}

.page-home .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-home .chips:last-of-type {
  margin-bottom: 18px;
}

.page-home .device-note {
  margin: 0 0 20px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--smoke);
}

.page-home .device-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  border-radius: var(--home-radius);
  overflow: hidden;
  background: var(--home-card);
}

.page-home .device-figure img {
  width: 100%;
  aspect-ratio: 9 / 7;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06) brightness(0.9);
}

.page-home .device-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--smoke);
  border-top: 1px solid var(--home-hair);
}

.page-home .device-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
}

.page-home .stat {
  padding: 16px 18px;
  border: 1px solid var(--home-hair);
  border-radius: var(--home-radius);
  background: rgba(20, 21, 25, 0.72);
}

.page-home .stat dt {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--smoke);
}

.page-home .stat dd {
  margin: 8px 0 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-home .stat-unit {
  font-size: 12px;
  color: var(--smoke);
}

/* ============ 二级目录 ============ */

.page-home .catalog-track {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 2px 0 20px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .catalog-card {
  position: relative;
  flex: 0 0 min(80vw, 344px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  padding: 22px 22px 20px;
  border: 1px solid var(--home-hair);
  border-left: 2px solid var(--bronze-soft);
  border-radius: var(--home-radius);
  background: linear-gradient(165deg, rgba(20, 21, 25, 0.96), rgba(10, 10, 12, 0.9));
  box-shadow: 0 22px 46px -34px rgba(0, 0, 0, 0.95);
  transition: border-color 220ms ease, transform 220ms ease;
}

.page-home .catalog-card:hover,
.page-home .catalog-card:focus-within {
  border-color: var(--bronze-line);
  border-left-color: var(--cyan);
  transform: translateY(-3px);
}

.page-home .catalog-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-home .catalog-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .catalog-desc {
  flex: 1 1 auto;
  margin: 10px 0 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--smoke);
}

.page-home .catalog-link {
  align-self: flex-start;
  font-size: 13px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--home-line);
  padding-bottom: 2px;
  transition: color 180ms ease, border-color 180ms ease;
}

.page-home .catalog-link:hover,
.page-home .catalog-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ============ 规则速览 ============ */

.page-home .rules-wrap {
  display: block;
}

.page-home .rule-list {
  border-top: 1px solid var(--home-hair);
}

.page-home .rule-item {
  border-bottom: 1px solid var(--home-hair);
}

.page-home .rule-item summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 34px 18px 0;
  position: relative;
  cursor: pointer;
  list-style: none;
}

.page-home .rule-item summary::-webkit-details-marker {
  display: none;
}

.page-home .rule-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--bronze);
  transition: color 180ms ease;
}

.page-home .rule-item[open] summary::after {
  content: "–";
  color: var(--cyan);
}

.page-home .rule-item summary:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 3px;
}

.page-home .rule-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--bronze);
}

.page-home .rule-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .rule-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--smoke);
}

.page-home .rule-body {
  padding: 0 34px 20px 32px;
}

.page-home .rule-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--smoke);
}

.page-home .rule-foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--smoke);
}

/* ============ 会馆日志 ============ */

.page-home .journal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-home .journal-list {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .journal-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--home-hair);
}

.page-home .journal-item:first-child {
  border-top: 1px solid var(--home-hair);
}

.page-home .journal-tag {
  align-self: start;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  border-radius: 999px;
  border: 1px solid var(--home-hair-strong);
  color: var(--smoke);
  white-space: nowrap;
}

.page-home .journal-tag--version {
  color: var(--cyan);
  border-color: var(--home-cyan-line);
}

.page-home .journal-tag--catalog {
  color: var(--gold);
  border-color: var(--bronze-line);
}

.page-home .journal-tag--live {
  color: var(--magenta);
  border-color: rgba(242, 79, 155, 0.4);
}

.page-home .journal-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .journal-item p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--smoke);
}

.page-home .journal-time {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: rgba(169, 169, 178, 0.72);
}

.page-home .journal-copy .btn {
  margin-top: 24px;
}

.page-home .journal-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  border-radius: var(--home-radius);
  overflow: hidden;
  background: var(--home-card);
}

.page-home .journal-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.84) contrast(1.07) brightness(0.88);
}

.page-home .journal-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--smoke);
  border-top: 1px solid var(--home-hair);
}

/* ============ 响应式 ============ */

@media (min-width: 560px) {
  .page-home .hero-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .hero-visual {
    grid-column: 1 / -1;
  }

  .page-home .device-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(36px, 4.4vw, 64px);
  }

  .page-home .path-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
    align-items: center;
  }

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

  .page-home .journal-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-home .section-head--split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(20px, 4vw, 56px);
    align-items: end;
  }

  .page-home .section-head--split .lede {
    margin: 0;
  }

  .page-home .catalog-card {
    flex-basis: 336px;
  }
}

@media (min-width: 1120px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  }

  .page-home .catalog-card {
    flex: 1 1 0;
    min-width: 0;
  }

  .page-home .catalog-track {
    overflow-x: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .catalog-card,
  .page-home .hero-tile,
  .page-home .tile-link,
  .page-home .catalog-link,
  .page-home .rule-item summary::after {
    transition: none;
  }

  .page-home .catalog-card:hover,
  .page-home .catalog-card:focus-within {
    transform: none;
  }
}