.page-home {
  --home-slant-h: 56px;
  --home-pad: clamp(1rem, 4vw, 2.5rem);
  --home-cell-bg: rgba(18, 42, 64, 0.55);
  overflow-x: hidden;
}

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

/* ===== 框景首屏 ===== */
.page-home .hero-frame {
  position: relative;
  min-height: min(92vh, 900px);
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 2rem) var(--home-pad) calc(var(--home-slant-h) + 3.5rem);
  background: var(--c-bg);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--home-slant-h)), 0 100%);
}

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

.page-home .hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-home .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 27, 43, 0.94) 0%, rgba(10, 27, 43, 0.68) 55%, rgba(18, 42, 64, 0.42) 100%);
}

.page-home .hero-window {
  position: relative;
  z-index: 2;
  width: min(640px, 100%);
  padding: clamp(1.5rem, 3vw, 3rem);
  background: var(--glass-gradient);
  border: 1px solid rgba(0, 229, 255, 0.25);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--c-line);
  backdrop-filter: blur(6px);
}

.page-home .hero-window::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(0, 229, 255, 0.07) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 229, 255, 0.07) 1px, transparent 1px);
  background-size: 28px 28px;
}

.page-home .hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-data);
  margin: 0 0 0.75rem;
}

.page-home .hero-window h1 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2.3rem, 8vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  color: var(--c-text);
}

.page-home .hero-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-muted);
  margin: 0 0 1.5rem;
  max-width: 52ch;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.page-home .hero-actions .btn {
  margin: 0;
}

.page-home .hero-points {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--c-line);
  display: grid;
  gap: 0.65rem;
}

.page-home .hero-points li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-home .hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--c-warn);
}

.page-home .hero-scroll {
  position: absolute;
  z-index: 2;
  left: var(--home-pad);
  bottom: calc(var(--home-slant-h) + 2rem);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-text);
  text-decoration: none;
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--c-line);
  background: rgba(10, 27, 43, 0.72);
}

.page-home .hero-scroll:hover,
.page-home .hero-scroll:focus-visible {
  border-color: var(--c-cta);
  color: var(--c-warn);
}

/* ===== 实时交锋快讯 ===== */
.page-home .stream-section {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) var(--home-pad);
}

.page-home .stream-section:target,
.page-home .league-panel:target,
.page-home .version-panel:target,
.page-home .why-panel:target {
  box-shadow: inset 3px 0 0 var(--c-warn);
}

.page-home .stream-head h2,
.page-home .league-panel h2,
.page-home .version-panel h2,
.page-home .why-panel h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  border-left: 4px solid var(--c-cta);
  padding-left: 0.75rem;
}

.page-home .stream-head h2::before,
.page-home .league-panel h2::before,
.page-home .version-panel h2::before,
.page-home .why-panel h2::before {
  content: attr(data-index);
  font-family: var(--font-mono);
  font-style: normal;
  font-weight: 500;
  color: var(--c-cta);
  font-size: 0.55em;
  vertical-align: super;
  margin-right: 0.5em;
}

.page-home .stream-note {
  color: var(--c-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 64ch;
  margin: 0 0 1.75rem;
}

.page-home .stream-chart {
  margin: 0 0 2rem;
  border: 1px solid var(--c-line);
  background: rgba(18, 42, 64, 0.35);
}

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

.page-home .stream-viewport {
  overflow: hidden;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding: 0.75rem 0;
}

.page-home .stream-track {
  display: flex;
  width: max-content;
  animation: pageHomeStream 46s linear infinite;
}

.page-home .stream-group {
  display: flex;
  gap: 0.75rem;
  padding-right: 0.75rem;
  align-items: stretch;
  flex: 0 0 auto;
}

.page-home .stream-tick {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.9rem;
  background: var(--home-cell-bg);
  border: 1px solid var(--c-line);
  white-space: nowrap;
  min-width: max-content;
}

.page-home .stream-tick:hover {
  border-color: rgba(0, 229, 255, 0.55);
  background: rgba(18, 42, 64, 0.85);
}

.page-home .tick-league {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--c-cta);
  border: 1px solid rgba(255, 107, 44, 0.5);
  padding: 0.15rem 0.4rem;
  line-height: 1;
}

.page-home .tick-text {
  font-size: 0.88rem;
  color: var(--c-text);
}

.page-home .tick-tip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--c-warn);
  background: rgba(255, 225, 53, 0.08);
  border: 1px dashed rgba(255, 225, 53, 0.4);
  padding: 0.2rem 0.45rem;
  max-width: 0;
  overflow: hidden;
  opacity: 0;
  white-space: nowrap;
  transition: max-width var(--dur) ease, opacity var(--dur) ease, padding var(--dur) ease;
}

.page-home .stream-tick:hover .tick-tip {
  max-width: 240px;
  opacity: 1;
  padding: 0.2rem 0.45rem;
}

.page-home .stream-more {
  display: inline-block;
  margin-top: 1.5rem;
}

/* ===== 导航列表速览 ===== */
.page-home .league-panel {
  padding: clamp(3rem, 8vw, 6rem) var(--home-pad);
  background: linear-gradient(180deg, var(--c-bg) 0%, rgba(18, 42, 64, 0.45) 100%);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-home .section-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--c-data);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

.page-home .league-intro {
  color: var(--c-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 68ch;
  margin: 0 0 2rem;
}

.page-home .league-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.page-home .league-cell {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.1rem 1rem;
  background: var(--home-cell-bg);
  border: 1px solid var(--c-line);
  text-decoration: none;
  position: relative;
  transition: border-color var(--dur) ease, box-shadow var(--dur) ease, transform var(--dur) ease;
}

.page-home .league-cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c-line);
}

.page-home .league-cell:hover,
.page-home .league-cell:focus-visible {
  border-color: var(--c-cta);
  box-shadow: inset 0 0 0 1px var(--c-cta);
  transform: translateY(-2px);
}

.page-home .league-cell:hover::before,
.page-home .league-cell:focus-visible::before {
  background: var(--c-cta);
}

.page-home .league-cell--cup::before {
  background: rgba(255, 225, 53, 0.55);
}

.page-home .league-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-data);
}

.page-home .league-name {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--c-text);
  line-height: 1;
}

.page-home .league-extra {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--c-muted);
}

.page-home .league-figure {
  margin: 0 0 1.5rem;
  border: 1px solid var(--c-line);
  padding: 0.5rem;
  background: rgba(10, 27, 43, 0.5);
}

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

/* ===== 新旧版入口对比 ===== */
.page-home .version-panel {
  padding: clamp(3rem, 8vw, 6rem) var(--home-pad);
}

.page-home .version-intro {
  color: var(--c-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 62ch;
  margin: 0 0 2rem;
}

.page-home .version-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.page-home .version-card {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--c-line);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--home-cell-bg);
}

.page-home .version-card--new {
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.15);
}

.page-home .version-card--legacy {
  border-color: rgba(184, 196, 208, 0.35);
}

.page-home .version-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.6rem;
  text-transform: uppercase;
  border: 1px solid currentColor;
}

.page-home .version-card--new .version-badge {
  color: var(--c-data);
}

.page-home .version-card--legacy .version-badge {
  color: var(--c-muted);
}

.page-home .version-card h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.4rem;
  margin: 0;
}

.page-home .version-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-home .version-card ul li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-home .version-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--c-cta);
}

.page-home .version-card .btn {
  align-self: flex-start;
  margin-top: 0.5rem;
}

.page-home .version-figure {
  margin: 0 0 1.5rem;
  border: 1px solid var(--c-line);
  padding: 0.5rem;
  background: rgba(18, 42, 64, 0.4);
}

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

/* ===== 为什么选择我们 ===== */
.page-home .why-panel {
  padding: clamp(3rem, 8vw, 6rem) var(--home-pad) 4rem;
  border-top: 1px solid var(--c-line);
  background: linear-gradient(160deg, var(--c-bg) 0%, rgba(255, 107, 44, 0.08) 140%);
}

.page-home .why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2rem 0 1.5rem;
}

.page-home .why-cell {
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-cta);
  padding: 1.5rem 1.4rem;
  background: rgba(10, 27, 43, 0.6);
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-home .why-cell:hover {
  border-color: rgba(255, 107, 44, 0.6);
  transform: translateY(-2px);
}

.page-home .why-index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-cta);
  display: block;
  margin-bottom: 0.75rem;
}

.page-home .why-cell h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.3rem;
  margin: 0 0 0.6rem;
}

.page-home .why-cell p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0;
}

.page-home .why-banner {
  border: 1px solid var(--c-line);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--glass-gradient);
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-home .banner-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-text);
  margin: 0;
}

.page-home .banner-award {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--c-warn);
  margin: 0;
  border-left: 3px solid var(--c-warn);
  padding-left: 0.75rem;
}

.page-home .why-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding-top: 0.5rem;
}

.page-home .why-legal {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--c-muted);
  margin: 0;
  text-align: center;
  border-top: 1px solid var(--c-line);
  padding-top: 1.25rem;
}

/* ===== 动画 ===== */
@keyframes pageHomeStream {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .stream-track {
    animation: none;
    flex-wrap: wrap;
    width: 100%;
  }

  .page-home .stream-group {
    flex-wrap: wrap;
  }

  .page-home .stream-tick {
    white-space: normal;
    min-width: auto;
  }
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-home {
    --home-slant-h: 88px;
  }

  .page-home .hero-frame {
    align-items: center;
    padding-left: calc(var(--rail-w) + 2rem);
  }

  .page-home .hero-scroll {
    left: calc(var(--rail-w) + 2rem);
  }

  .page-home .league-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 1024px) {
  .page-home .stream-section,
  .page-home .league-panel,
  .page-home .version-panel,
  .page-home .why-panel {
    padding-left: calc(var(--rail-w) + clamp(2rem, 5vw, 4rem));
    padding-right: clamp(2rem, 5vw, 4rem);
  }

  .page-home .hero-window {
    margin-left: clamp(2rem, 5vw, 4rem);
  }

  .page-home .stream-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
  }

  .page-home .stream-note {
    margin-bottom: 0;
    text-align: right;
  }

  .page-home .stream-chart {
    margin-top: 0;
  }

  .page-home .league-panel .link-arrow,
  .page-home .version-panel .link-arrow {
    display: inline-block;
    margin-top: 0.5rem;
  }
}