.page-home {
  --hero-visual-height: 320px;
  --section-pad: 3.25rem 0;
}

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

/* ===== Hero 首屏 ===== */
.page-home__hero {
  position: relative;
  padding: 2.75rem 0 3.25rem;
  background: linear-gradient(150deg, var(--sky-soft) 0%, var(--white) 46%, var(--light-mist) 100%);
  overflow: hidden;
}

.page-home__hero::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 163, 255, 0.18), rgba(57, 255, 20, 0.1));
  pointer-events: none;
}

.page-home__hero::after {
  content: "";
  position: absolute;
  left: -140px;
  bottom: -180px;
  width: 420px;
  height: 320px;
  background: linear-gradient(120deg, rgba(0, 163, 255, 0.1), transparent 70%);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-home__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
  align-items: center;
}

.page-home__breadcrumb {
  margin-bottom: 1.25rem;
}

.page-home__hero-kicker {
  margin-bottom: 0.75rem;
  color: var(--neon-green-deep);
}

.page-home__hero-title {
  font-size: clamp(2.25rem, 7.5vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.page-home__hero-line {
  display: block;
}

.page-home__hero-line--accent {
  color: var(--sky-blue);
  font-size: 0.64em;
  letter-spacing: 0.015em;
}

.page-home__hero-lead {
  max-width: 34em;
  margin-bottom: 1.75rem;
  color: var(--ink);
  font-size: 1.02rem;
}

.page-home__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.page-home__hero-metrics {
  list-style: none;
  margin: 0;
  padding: 1.1rem 0 0;
  border-top: 2px solid var(--sky-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
}

.page-home__hero-metric {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-home__hero-metric .mono {
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1;
  color: var(--sky-blue);
}

.page-home__hero-metric span:last-child {
  font-size: 0.78rem;
  color: #475569;
  letter-spacing: 0.04em;
}

.page-home__hero-visual {
  position: relative;
  height: var(--hero-visual-height);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--deep-space);
  box-shadow: var(--shadow-lg);
}

.page-home__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__hero-arc {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

.page-home__arc-main {
  fill: none;
  stroke: var(--sky-blue);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 12 12;
}

.page-home__arc-sub {
  fill: none;
  stroke: var(--neon-green);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 6 9;
}

.page-home__orbit {
  fill: rgba(0, 163, 255, 0.14);
  stroke: var(--sky-blue);
  stroke-width: 3;
}

.page-home__orbit-dot {
  fill: var(--neon-green);
}

.page-home__orbit-cross {
  stroke: rgba(255, 255, 255, 0.75);
  stroke-width: 1.5;
}

.page-home__hero-badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.9rem;
  background: var(--glass-white);
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: var(--ink);
  font-size: 0.85rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-home__hero-badge .mono {
  color: var(--neon-green-deep);
  font-weight: 800;
}

@media (prefers-reduced-motion: no-preference) {
  .page-home__arc-main {
    animation: page-home-dash 16s linear infinite;
  }

  .page-home__arc-sub {
    animation: page-home-dash 22s linear infinite reverse;
  }
}

@keyframes page-home-dash {
  to {
    stroke-dashoffset: -240;
  }
}

/* ===== 第4轮数据看板 ===== */
.page-home__board {
  position: relative;
  padding: var(--section-pad);
  background: var(--deep-space);
  overflow: hidden;
}

.page-home__board-media {
  position: absolute;
  inset: 0;
  opacity: 0.36;
  filter: saturate(0.7);
}

.page-home__board-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__board-inner {
  position: relative;
  z-index: 1;
}

.page-home__board-head {
  color: var(--white);
}

.page-home__board-head .eyebrow {
  color: var(--neon-green);
}

.page-home__board-head .section-title {
  color: var(--white);
}

.page-home__board-sub {
  max-width: 42em;
  margin-top: 0.65rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

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

.page-home__board-stat {
  padding: 1.2rem 1.1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.page-home__board-stat:hover {
  transform: translateY(-5px);
  border-color: rgba(57, 255, 20, 0.66);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.22);
}

.page-home__stat-tag {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--neon-green);
}

.page-home__stat-num {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-home__stat-label {
  margin-top: 0.6rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
}

/* ===== 焕新版功能入口 ===== */
.page-home__features {
  padding: var(--section-pad);
  background: var(--white);
}

.page-home__features-intro {
  max-width: 34em;
  margin-top: 0.55rem;
  color: #475569;
}

.page-home__feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
  margin-top: 2rem;
}

.page-home__feature-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--sky-soft);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.page-home__feature-card:hover {
  transform: translateY(-6px) rotate(-0.4deg);
  box-shadow: var(--shadow-lg);
}

.page-home__feature-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: 1px solid var(--sky-soft);
}

.page-home__feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__feature-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.35rem 1.35rem 1.5rem;
  flex: 1;
}

.page-home__feature-title {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.35;
}

.page-home__feature-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: #475569;
}

.page-home__feature-body .btn {
  margin-top: auto;
}

/* ===== 版本优化说明 ===== */
.page-home__performance {
  padding: var(--section-pad);
  background: linear-gradient(110deg, var(--light-mist) 0%, var(--sky-soft) 55%, rgba(0, 163, 255, 0.08) 100%);
}

.page-home__performance-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
  align-items: center;
}

.page-home__performance-lead {
  max-width: 36em;
  margin: 0.75rem 0 1.5rem;
  color: #475569;
  line-height: 1.7;
}

.page-home__perf-list {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-home__perf-item {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 0.95rem 1rem;
  background: rgba(255, 255, 255, 0.66);
  border-left: 4px solid var(--sky-blue);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-home__perf-num {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--sky-blue);
  white-space: nowrap;
}

.page-home__perf-desc {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ink);
}

.page-home__performance-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.page-home__perf-link {
  color: var(--sky-blue);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition);
}

.page-home__perf-link:hover {
  border-color: var(--sky-blue);
}

.page-home__perf-link span {
  display: inline-block;
  transition: transform var(--transition);
}

.page-home__perf-link:hover span {
  transform: translateX(4px);
}

.page-home__performance-visual {
  position: relative;
  height: 260px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--deep-space);
  box-shadow: var(--shadow-md);
}

.page-home__performance-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__performance-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(0, 163, 255, 0.2), rgba(57, 255, 20, 0.08));
  pointer-events: none;
}

/* ===== 最新动态 ===== */
.page-home__news {
  padding: var(--section-pad);
  background:
    radial-gradient(900px 360px at 88% 0%, rgba(0, 163, 255, 0.18), transparent 62%),
    var(--deep-space);
}

.page-home__news-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.page-home__news-head .eyebrow {
  color: var(--neon-green);
}

.page-home__news-head .section-title {
  color: var(--white);
}

.page-home__news-more {
  margin-left: auto;
}

.page-home__news-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.page-home__news-item {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.4rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform var(--transition), border-color var(--transition);
}

.page-home__news-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 163, 255, 0.7);
}

.page-home__news-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-home__news-id {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.4);
}

.page-home__news-title {
  margin: 0;
  color: var(--white);
  font-size: 1.05rem;
  line-height: 1.4;
}

.page-home__news-excerpt {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.9rem;
  line-height: 1.6;
}

.page-home__news-link {
  margin-top: auto;
  color: var(--neon-green);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
}

.page-home__news-link span {
  display: inline-block;
  transition: transform var(--transition);
}

@media (prefers-reduced-motion: no-preference) {
  .page-home__news-link:hover span {
    transform: translateX(4px);
  }
}

/* ===== 响应式增强 ===== */
@media (min-width: 768px) {
  .page-home__board-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }

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

  .page-home__feature-card:last-child {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
  }

  .page-home__feature-card:last-child .page-home__feature-media {
    width: 42%;
    aspect-ratio: auto;
    min-height: 220px;
  }

  .page-home__feature-card:last-child .page-home__feature-body {
    flex: 1;
  }

  .page-home__performance-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-home__performance-visual {
    height: 340px;
  }

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

  .page-home__news-item--wide:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .page-home {
    --hero-visual-height: 520px;
  }

  .page-home__hero {
    padding: 4rem 0 5rem;
  }

  .page-home__hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3rem;
  }

  .page-home__hero-title {
    font-size: clamp(3rem, 4.6vw, 4.6rem);
  }

  .page-home__hero-lead {
    font-size: 1.1rem;
  }

  .page-home__hero-badge {
    left: 1.5rem;
    bottom: 1.5rem;
  }

  .page-home__board {
    padding: 5.5rem 0;
  }

  .page-home__board-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 1.1rem;
  }

  .page-home__board-stat:nth-child(even) {
    margin-top: 1.5rem;
  }

  .page-home__stat-num {
    font-size: 2.3rem;
  }

  .page-home__features {
    padding: 5.5rem 0;
  }

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

  .page-home__feature-card:last-child {
    grid-column: auto;
    flex-direction: column;
  }

  .page-home__feature-card:last-child .page-home__feature-media {
    width: 100%;
    aspect-ratio: 4 / 3;
    min-height: 0;
  }

  .page-home__performance {
    padding: 5.5rem 0;
  }

  .page-home__performance-visual {
    height: 420px;
  }

  .page-home__news {
    padding: 5.5rem 0;
  }

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

  .page-home__news-item--wide:first-child {
    grid-column: span 2;
  }

  .page-home__news-item--wide:last-child {
    grid-column: span 2;
  }
}