.page-home {
  --home-band: linear-gradient(90deg, var(--neon), var(--violet));
  --home-card: rgba(20, 28, 51, .72);
  display: block;
  overflow-x: clip;
  background: var(--ink-900);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 3.5rem);
  background:
    radial-gradient(115% 85% at 80% 14%, rgba(122, 92, 255, .24), transparent 62%),
    radial-gradient(90% 70% at 8% 88%, rgba(34, 224, 214, .13), transparent 60%),
    var(--ink-900);
}

.page-home .hero-inner {
  display: grid;
  gap: clamp(2rem, 6vw, 3rem);
  align-items: center;
}

.page-home .hero-copy {
  min-width: 0;
}

.page-home .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 clamp(1rem, 3vw, 1.5rem);
  padding: .45rem .95rem .45rem .8rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(12, 18, 32, .7);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-home .hero-title {
  margin: 0 0 clamp(1rem, 3vw, 1.5rem);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.1rem, 8.2vw, 4.4rem);
  line-height: 1.14;
  letter-spacing: .02em;
  color: var(--paper);
  text-shadow: 0 0 42px rgba(34, 224, 214, .22);
}

.page-home .hero-lead {
  max-width: 34em;
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.4vw, 1.08rem);
  line-height: 1.8;
  color: var(--mist);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: clamp(1.5rem, 4vw, 2rem);
}

.page-home .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.9rem;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-facts li {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding-left: .95rem;
  border-left: 2px solid var(--line-strong);
}

.page-home .fact-num {
  font-family: var(--font-mono);
  font-size: 1.06rem;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-home .fact-label {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--mist);
}

/* 声波视觉 */
.page-home .hero-visual {
  position: relative;
  min-width: 0;
  isolation: isolate;
}

.page-home .echo-rings {
  position: absolute;
  inset: -10% -8%;
  z-index: -1;
  background: repeating-radial-gradient(circle at 54% 44%, rgba(34, 224, 214, .22) 0 1px, transparent 1px 54px);
  -webkit-mask-image: radial-gradient(circle at 54% 44%, #000 0%, transparent 74%);
  mask-image: radial-gradient(circle at 54% 44%, #000 0%, transparent 74%);
  animation: page-home-breath 9s ease-in-out infinite;
  pointer-events: none;
}

@keyframes page-home-breath {
  0%, 100% { transform: scale(1); opacity: .85; }
  50% { transform: scale(1.03); opacity: 1; }
}

.page-home .hero-media {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-home .hero-media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 6 / 7;
  object-fit: cover;
}

.page-home .hero-media .media__caption {
  padding: .85rem 1.1rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

/* ---------- 主体骨架 ---------- */
.page-home .home-body {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-home .section-index {
  min-width: 0;
  padding: .9rem .25rem 0;
}

.page-home .index-title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--neon);
  text-transform: uppercase;
}

.page-home .index-list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0 0 .35rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .index-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(12, 18, 32, .6);
  color: var(--mist);
  font-size: .82rem;
  white-space: nowrap;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-home .index-link:hover,
.page-home .index-link:focus-visible,
.page-home .index-link[aria-current="true"] {
  color: var(--paper);
  border-color: var(--line-strong);
  background: var(--neon-dim);
}

.page-home .index-num {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--amber);
}

.page-home .home-flow {
  display: grid;
  gap: clamp(2.5rem, 7vw, 4.5rem);
  min-width: 0;
}

.page-home .chapter-band {
  height: 6px;
  border-radius: var(--pill);
  background: var(--home-band);
  opacity: .28;
  transform: scaleX(.2);
  transform-origin: left center;
  transition: transform .9s var(--ease), opacity .9s var(--ease);
}

.page-home .chapter-band.is-visible {
  transform: scaleX(1);
  opacity: .9;
}

.page-home .chapter-head {
  max-width: 42rem;
}

.page-home .chapter-title {
  font-size: clamp(1.5rem, 4.2vw, 2.15rem);
  line-height: 1.3;
}

.page-home .chapter-lead {
  color: var(--mist);
  line-height: 1.85;
}

/* ---------- 双通道 ---------- */
.page-home .path-grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.5rem);
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-home .path-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .85rem;
  padding: clamp(1.35rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--home-card);
  overflow: hidden;
}

.page-home .path-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--path-accent, var(--neon));
}

.page-home .path-card--new { --path-accent: linear-gradient(90deg, var(--neon), var(--teal-deep)); }
.page-home .path-card--pro { --path-accent: linear-gradient(90deg, var(--violet), var(--pulse)); }

.page-home .path-title {
  margin: 0;
  font-size: clamp(1.12rem, 3vw, 1.3rem);
  line-height: 1.45;
  color: var(--paper);
}

.page-home .path-text {
  margin: 0;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-home .path-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
  font-size: .9rem;
  color: var(--mist);
}

.page-home .path-list li {
  position: relative;
  padding-left: 1.2rem;
  line-height: 1.7;
}

.page-home .path-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--path-accent, var(--neon));
}

.page-home .path-link {
  margin-top: auto;
  padding-top: .6rem;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: var(--neon);
  font-size: .92rem;
  letter-spacing: .02em;
  text-decoration: none;
}

.page-home .path-link:hover,
.page-home .path-link:focus-visible {
  color: var(--paper);
}

/* ---------- 版本对照带 ---------- */
.page-home .version-band {
  position: relative;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--ink-800);
  overflow: hidden;
}

.page-home .version-band__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-home .version-band__inner {
  position: relative;
  display: grid;
  gap: 1.4rem;
  padding: clamp(1.4rem, 4vw, 2.5rem);
}

.page-home .version-band .stat {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.page-home .version-band .stat-value {
  font-size: clamp(1.6rem, 5vw, 2.35rem);
}

.page-home .version-band .stat-label {
  font-size: .86rem;
  color: var(--paper);
}

.page-home .version-band .stat-note {
  font-size: .84rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .pkg-alt {
  font-family: var(--font-mono);
  color: var(--amber);
}

.page-home .version-band__foot {
  position: relative;
  padding: 0 clamp(1.4rem, 4vw, 2.5rem) clamp(1.4rem, 4vw, 2.2rem);
}

/* ---------- 赛季节奏 ---------- */
.page-home .pulse-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-home .pulse-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1rem;
}

.page-home .pulse-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 1rem;
  row-gap: .3rem;
  padding: 1.05rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(12, 18, 32, .55);
}

.page-home .pulse-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--violet);
  letter-spacing: .04em;
}

.page-home .pulse-title {
  margin: 0;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-home .pulse-text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .pulse-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .pulse-media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 7;
  object-fit: cover;
}

.page-home .pulse-media .media__caption {
  padding: .8rem 1.1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

.page-home .pulse-more {
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-home .inline-link {
  margin-left: .35rem;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-home .inline-link:hover,
.page-home .inline-link:focus-visible {
  color: var(--paper);
}

/* ---------- 联络尾章 ---------- */
.page-home .contact-layout {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2rem);
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  align-items: stretch;
}

.page-home .contact-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  position: relative;
}

.page-home .contact-media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-home .contact-media .media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: .8rem 1.1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--paper);
  background: linear-gradient(0deg, rgba(5, 7, 14, .88), rgba(5, 7, 14, 0));
}

.page-home .contact-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.35rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--home-card);
}

.page-home .contact-list {
  margin: 0;
  display: grid;
  gap: .85rem;
}

.page-home .contact-row {
  display: grid;
  gap: .2rem;
  padding-bottom: .85rem;
  border-bottom: 1px dashed var(--line);
}

.page-home .contact-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .contact-row dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--neon);
}

.page-home .contact-row dd {
  margin: 0;
  font-size: .96rem;
  color: var(--paper);
  word-break: break-word;
}

.page-home .contact-row dd a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

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

.page-home .contact-note {
  margin: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .contact-body .btn {
  align-self: flex-start;
}

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

  .page-home .version-band__inner {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
  }

  .page-home .version-band .stat {
    padding-left: 1.25rem;
    border-left: 1px solid var(--line);
  }

  .page-home .version-band .stat:first-child {
    padding-left: 0;
    border-left: 0;
  }
}

@media (min-width: 900px) {
  .page-home .hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-home .pulse-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .contact-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }
}

@media (min-width: 980px) {
  .page-home .home-body {
    grid-template-columns: 168px minmax(0, 1fr);
    column-gap: clamp(1.5rem, 3vw, 2.5rem);
  }

  .page-home .section-index {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    align-self: start;
  }

  .page-home .index-list {
    flex-direction: column;
    overflow: visible;
    gap: .45rem;
  }

  .page-home .index-link {
    width: 100%;
    border-radius: var(--r-sm);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .echo-rings {
    animation: none;
  }

  .page-home .chapter-band {
    transform: scaleX(1);
    opacity: .9;
    transition: none;
  }
}