/* ===== page-home 专属样式 ===== */
.page-home {
  --page-primary: var(--color-primary, #FF4500);
  --page-secondary: var(--color-secondary, #1E90FF);
  --page-accent: var(--color-accent, #FFD700);
  --page-bg: var(--color-bg, #0A0A0A);
  --page-bg-alt: var(--color-bg-alt, #111111);
  --page-text: var(--color-text, #FFFFFF);
  --page-text-secondary: var(--color-text-secondary, #B0B0B0);
  --page-border: var(--color-border, #333333);
  --page-font-display: var(--font-display, Impact, Arial Black, sans-serif);
  --page-font-mono: var(--font-mono, Consolas, Source Code Pro, monospace);
  --page-font-body: var(--font-body, Inter, Noto Sans SC, sans-serif);
  --page-radius: var(--radius-md, 8px);
  --page-transition: var(--transition, 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94));
  --page-max-width: var(--max-width, 1280px);
  --page-section-gap: clamp(3rem, 6vw, 6rem);
  display: block;
  width: 100%;
  background-color: var(--page-bg);
  color: var(--page-text);
  font-family: var(--page-font-body);
  line-height: 1.6;
}

/* ---- 容器 ---- */
.page-home__container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  position: relative;
}

/* ---- 区块通用 ---- */
.page-home__section {
  position: relative;
  padding: var(--page-section-gap) 0;
  border-bottom: 1px solid var(--page-border);
  overflow: hidden;
}
.page-home__section:last-child {
  border-bottom: none;
}

/* 区块编号装饰 */
.page-home__section-number {
  display: block;
  font-family: var(--page-font-mono);
  font-size: clamp(0.75rem, 1.2vw, 1rem);
  color: var(--page-primary);
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}
.page-home__section-number::before {
  content: '';
  display: inline-block;
  width: 2rem;
  height: 2px;
  background: var(--page-primary);
  vertical-align: middle;
  margin-right: 0.75rem;
}

/* 区块标题 */
.page-home__section-title {
  font-family: var(--page-font-display);
  font-size: clamp(1.75rem, 4vw, 3rem);
  color: var(--page-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
  margin: 0 0 1.5rem 0;
  position: relative;
  z-index: 1;
}

/* ======== 1. 内容目录 ======== */
.page-home__section--toc {
  padding-top: calc(var(--page-section-gap) * 1.2);
}
.page-home__toc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  position: relative;
  z-index: 1;
}
.page-home__toc-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--page-bg-alt);
  border: 1px solid var(--page-border);
  border-left: 4px solid var(--page-primary);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--page-radius) var(--page-radius) 0;
  transition: border-color var(--page-transition), background var(--page-transition), transform var(--page-transition);
  cursor: default;
  position: relative;
}
.page-home__toc-item:hover {
  border-left-color: var(--page-accent);
  background: rgba(255, 69, 0, 0.06);
  transform: translateX(4px);
}
.page-home__toc-number {
  font-family: var(--page-font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--page-primary);
  min-width: 2rem;
  text-align: right;
  flex-shrink: 0;
}
.page-home__toc-body {
  flex: 1;
  min-width: 0;
}
.page-home__toc-link {
  display: inline-block;
  font-family: var(--page-font-display);
  font-size: 1.1rem;
  color: var(--page-text);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--page-transition);
}
.page-home__toc-link:hover,
.page-home__toc-link:focus {
  color: var(--page-primary);
  outline: none;
  text-decoration: underline;
  text-decoration-color: var(--page-primary);
  text-underline-offset: 4px;
}
.page-home__toc-desc {
  font-size: 0.85rem;
  color: var(--page-text-secondary);
  margin: 0.15rem 0 0 0;
  line-height: 1.4;
}
.page-home__toc-arrow {
  font-family: var(--page-font-mono);
  color: var(--page-border);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: color var(--page-transition), transform var(--page-transition);
}
.page-home__toc-item:hover .page-home__toc-arrow {
  color: var(--page-primary);
  transform: translateX(4px);
}
.page-home__toc-speedline {
  position: absolute;
  right: -2rem;
  top: 0;
  bottom: 0;
  width: 6rem;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 4px,
    rgba(255, 69, 0, 0.04) 4px,
    rgba(255, 69, 0, 0.04) 8px
  );
  pointer-events: none;
  z-index: 0;
}

/* ======== 2. 主题声明 ======== */
.page-home__section--statement {
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(255, 69, 0, 0.04) 0%, transparent 70%),
    var(--page-bg);
  text-align: center;
  padding-top: calc(var(--page-section-gap) * 0.8);
  padding-bottom: calc(var(--page-section-gap) * 0.8);
}
.page-home__statement-headline {
  font-family: var(--page-font-display);
  font-size: clamp(2.8rem, 8vw, 6rem);
  color: var(--page-text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin: 0 0 0.25rem 0;
  position: relative;
  z-index: 1;
}
.page-home__statement-sub {
  font-family: var(--page-font-mono);
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: var(--page-primary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin: 0 0 1rem 0;
  position: relative;
  z-index: 1;
}
.page-home__statement-body {
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  color: var(--page-text-secondary);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}
.page-home__statement-highlight {
  color: var(--page-primary);
  font-weight: 700;
  border-bottom: 2px solid var(--page-primary);
  padding-bottom: 1px;
}
.page-home__statement-line {
  width: 4rem;
  height: 3px;
  background: var(--page-primary);
  margin: 1.5rem auto 0;
  border-radius: 2px;
  position: relative;
  z-index: 1;
}

/* ======== 3. 核心功能带 ======== */
.page-home__section--features {
  padding-bottom: calc(var(--page-section-gap) * 0.6);
}
.page-home__features-track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0 1.25rem;
  scrollbar-width: thin;
  scrollbar-color: var(--page-primary) var(--page-border);
  position: relative;
  z-index: 1;
}
.page-home__features-track::-webkit-scrollbar {
  height: 4px;
}
.page-home__features-track::-webkit-scrollbar-track {
  background: var(--page-border);
  border-radius: 4px;
}
.page-home__features-track::-webkit-scrollbar-thumb {
  background: var(--page-primary);
  border-radius: 4px;
}
.page-home__feature-card {
  flex: 0 0 86%;
  scroll-snap-align: start;
  background: var(--page-bg-alt);
  border: 1px solid var(--page-border);
  border-radius: var(--page-radius);
  padding: 1rem;
  min-width: 240px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--page-transition), box-shadow var(--page-transition);
  position: relative;
}
.page-home__feature-card--angled {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.page-home__feature-card:hover {
  border-color: var(--page-primary);
  box-shadow: 0 0 0 1px rgba(255, 69, 0, 0.15), 0 8px 32px rgba(0, 0, 0, 0.5);
}
.page-home__feature-card__image-wrap {
  border-radius: calc(var(--page-radius) - 2px);
  overflow: hidden;
  margin-bottom: 0.75rem;
  background: var(--page-bg);
  aspect-ratio: 3 / 2;
}
.page-home__feature-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  max-width: 100%;
  transition: transform var(--page-transition);
}
.page-home__feature-card:hover .page-home__feature-card__img {
  transform: scale(1.03);
}
.page-home__feature-card__image-placeholder {
  aspect-ratio: 3 / 2;
  background: linear-gradient(135deg, rgba(255, 69, 0, 0.08), rgba(30, 144, 255, 0.08));
  border-radius: calc(var(--page-radius) - 2px);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  border: 1px dashed var(--page-border);
}
.page-home__feature-card__placeholder-icon {
  font-size: 2.5rem;
  color: var(--page-border);
  font-family: var(--page-font-mono);
}
.page-home__feature-card__title {
  font-family: var(--page-font-display);
  font-size: 1.1rem;
  color: var(--page-text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 0.35rem 0;
  line-height: 1.3;
}
.page-home__feature-card__desc {
  font-size: 0.9rem;
  color: var(--page-text-secondary);
  margin: 0 0 0.75rem 0;
  line-height: 1.5;
  flex: 1;
}
.page-home__feature-card__tag {
  display: inline-block;
  font-family: var(--page-font-mono);
  font-size: 0.7rem;
  color: var(--page-primary);
  background: rgba(255, 69, 0, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
  align-self: flex-start;
}
.page-home__features-scroll-hint {
  text-align: center;
  font-family: var(--page-font-mono);
  font-size: 0.75rem;
  color: var(--page-text-secondary);
  margin-top: 1rem;
  letter-spacing: 0.1em;
  opacity: 0.7;
  position: relative;
  z-index: 1;
}

/* ======== 4. 服务清单亮点 ======== */
.page-home__section--services {
  background:
    linear-gradient(180deg, var(--page-bg) 0%, rgba(255, 69, 0, 0.02) 100%);
}
.page-home__services-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}
.page-home__services-icon-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-home__services-icon {
  display: block;
  width: 50px;
  height: 50px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  opacity: 0.9;
}
.page-home__services-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
.page-home__services-item {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: var(--page-bg-alt);
  border-left: 3px solid var(--page-primary);
  border-radius: 0 var(--page-radius) var(--page-radius) 0;
  transition: background var(--page-transition), border-color var(--page-transition);
}
.page-home__services-item:hover {
  background: rgba(255, 69, 0, 0.06);
  border-left-color: var(--page-accent);
}
.page-home__services-num {
  font-family: var(--page-font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--page-primary);
  flex-shrink: 0;
  min-width: 2rem;
  text-align: right;
}
.page-home__services-text {
  font-size: 0.95rem;
  color: var(--page-text);
  line-height: 1.5;
}
.page-home__services-commitment {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, rgba(255, 69, 0, 0.1), rgba(255, 215, 0, 0.06));
  border: 1px solid rgba(255, 69, 0, 0.2);
  border-radius: var(--page-radius);
  text-align: center;
}
.page-home__services-commitment-icon {
  font-size: 1.5rem;
  color: var(--page-accent);
  flex-shrink: 0;
}
.page-home__services-commitment-text {
  font-size: 1.05rem;
  color: var(--page-text);
  font-family: var(--page-font-mono);
  letter-spacing: 0.02em;
}
.page-home__services-commitment-text strong {
  color: var(--page-primary);
  font-weight: 700;
  font-size: 1.2rem;
}

/* ======== 5. 数据仪表盘 ======== */
.page-home__section--dashboard {
  padding-bottom: calc(var(--page-section-gap) * 1.2);
}
.page-home__dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  position: relative;
  z-index: 1;
}
.page-home__dashboard-card {
  background: var(--page-bg-alt);
  border: 1px solid var(--page-border);
  border-radius: var(--page-radius);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 160px;
  transition: border-color var(--page-transition), box-shadow var(--page-transition);
  position: relative;
  overflow: hidden;
}
.page-home__dashboard-card:hover {
  border-color: var(--page-primary);
  box-shadow: 0 0 0 1px rgba(255, 69, 0, 0.1);
}
.page-home__dashboard-card--image {
  grid-column: 1 / -1;
  padding: 0.5rem;
  min-height: auto;
}
.page-home__dashboard-img {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  object-fit: contain;
  border-radius: calc(var(--page-radius) - 2px);
}
.page-home__dashboard-value {
  font-family: var(--page-font-mono);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--page-text);
  line-height: 1;
  display: inline-block;
}
.page-home__dashboard-value--accent {
  color: var(--page-primary);
}
.page-home__dashboard-unit {
  font-family: var(--page-font-mono);
  font-size: 0.9rem;
  color: var(--page-text-secondary);
  margin-left: 0.2rem;
  vertical-align: super;
}
.page-home__dashboard-label {
  display: block;
  font-size: 0.8rem;
  color: var(--page-text-secondary);
  margin-top: 0.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: var(--page-font-body);
}
.page-home__dashboard-bar {
  width: 100%;
  height: 4px;
  background: var(--page-border);
  border-radius: 4px;
  margin-top: 0.75rem;
  overflow: hidden;
}
.page-home__dashboard-bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--page-primary), var(--page-accent));
  border-radius: 4px;
  transition: width 0.6s ease;
}
.page-home__dashboard-note {
  font-size: 0.75rem;
  color: var(--page-text-secondary);
  margin: 0.25rem 0 0 0;
  font-family: var(--page-font-mono);
}

/* ========== 响应式：平板及以上 ========== */
@media (min-width: 640px) {
  .page-home__container {
    padding: 0 2rem;
  }

  /* 内容目录 */
  .page-home__toc-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-home__toc-item {
    padding: 1.25rem 1.5rem;
  }
  .page-home__toc-number {
    font-size: 1.2rem;
    min-width: 2.4rem;
  }
  .page-home__toc-link {
    font-size: 1.2rem;
  }

  /* 核心功能带 */
  .page-home__feature-card {
    flex: 0 0 48%;
  }
  .page-home__features-scroll-hint {
    display: none;
  }

  /* 服务清单 */
  .page-home__services-list {
    grid-template-columns: 1fr 1fr;
  }
  .page-home__services-commitment {
    grid-column: 1 / -1;
  }

  /* 仪表盘 */
  .page-home__dashboard-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home__dashboard-card--image {
    grid-column: auto;
  }
}

/* ========== 响应式：桌面 ========== */
@media (min-width: 1024px) {
  .page-home__container {
    padding: 0 2.5rem;
  }

  /* 内容目录 */
  .page-home__toc-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* 核心功能带 */
  .page-home__features-track {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    overflow-x: visible;
    scroll-snap-type: none;
    padding: 0.5rem 0 0.5rem;
  }
  .page-home__feature-card {
    flex: 1 1 0;
    scroll-snap-align: none;
    min-width: 0;
  }

  /* 服务清单 */
  .page-home__services-layout {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
  .page-home__services-icon-wrap {
    justify-content: flex-start;
    padding-top: 0.5rem;
  }
  .page-home__services-list {
    grid-template-columns: 1fr 1fr;
  }
  .page-home__services-commitment {
    grid-column: 1 / -1;
  }

  /* 仪表盘 */
  .page-home__dashboard-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-home__dashboard-card {
    min-height: 180px;
    padding: 1.5rem 1.25rem;
  }
  .page-home__dashboard-card--image {
    padding: 0.75rem;
  }
}

/* ========== 响应式：大桌面 ========== */
@media (min-width: 1280px) {
  .page-home__container {
    padding: 0 3rem;
  }
  .page-home__toc-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  .page-home__dashboard-grid {
    gap: 1.5rem;
  }
}