/* ===================================================
   page-products 专属样式
   作用域限定，移动端优先
   =================================================== */
.page-products {
  --card-radius: var(--border-radius-md);
  --card-padding: 1.25rem;
  --grid-gap: 1rem;
  --hero-bg: var(--color-primary);
  --accent-glow: var(--color-accent);
  --text-light: var(--color-text-on-dark);
  --surface-light: var(--color-light-gray);
  --surface-white: var(--color-white);
  --font-display: var(--font-heading);
  --font-data: var(--font-data);
  --section-spacing: 3rem;
  --deco-color: rgba(255,255,255,0.06);
  --stat-number-size: clamp(2.2rem, 5vw, 3.8rem);

  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 1rem 1rem 2.5rem;
  color: var(--color-dark-gray);
  font-family: var(--font-body);
  line-height: 1.6;
}

/* ---- 面包屑 ---- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
  font-size: 0.85rem;
  color: var(--color-text-on-dark);
  opacity: 0.65;
  margin-bottom: 1.5rem;
  padding: 0.4rem 0;
}
.page-products .breadcrumb a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition-speed);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  opacity: 1;
  text-decoration: underline;
}
.page-products .breadcrumb .separator {
  user-select: none;
  opacity: 0.5;
}
.page-products .breadcrumb .current {
  font-weight: 600;
  opacity: 1;
}

/* ---- 框景首屏 ---- */
.page-products .hero-frame {
  position: relative;
  background: var(--hero-bg);
  color: var(--text-light);
  border-radius: var(--card-radius);
  padding: 2rem 1.5rem;
  margin-bottom: var(--section-spacing);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-products .hero-frame__inner {
  position: relative;
  z-index: 2;
}
.page-products .hero-frame__label {
  margin-bottom: 0.75rem;
}
.page-products .hero-frame__label .badge {
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  text-transform: uppercase;
}
.page-products .hero-frame__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}
.page-products .hero-frame__subtitle {
  font-size: 1rem;
  opacity: 0.8;
  margin: 0 0 1.25rem;
  font-weight: 400;
  letter-spacing: 0.01em;
}
.page-products .hero-frame__stat {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  background: rgba(255,122,0,0.18);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-sm);
  margin-bottom: 1.5rem;
  border-left: 3px solid var(--accent-glow);
}
.page-products .hero-frame__stat-number {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: var(--stat-number-size);
  color: var(--accent-glow);
  line-height: 1;
}
.page-products .hero-frame__stat-number small {
  font-size: 0.5em;
  font-weight: 400;
  opacity: 0.8;
}
.page-products .hero-frame__stat-label {
  font-size: 0.85rem;
  opacity: 0.9;
}
.page-products .hero-frame__anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.page-products .hero-frame__anchors .btn {
  font-size: 0.85rem;
  padding: 0.45rem 1rem;
}
.page-products .hero-frame__deco {
  position: absolute;
  top: -30%;
  right: -10%;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,122,0,0.08) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

/* ---- 功能区域通用 ---- */
.page-products .feature-section {
  margin-bottom: var(--section-spacing);
  scroll-margin-top: 4.5rem;
}
.page-products .section-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.5rem;
}
.page-products .section-label .status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  animation: pulse-dot 1.8s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.15); }
}
.page-products .section-label__line {
  display: inline-block;
  width: 2.5rem;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}
.page-products .section-heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  color: var(--color-primary);
  margin: 0;
  line-height: 1.2;
}
.page-products .section-desc {
  color: var(--color-dark-gray);
  opacity: 0.75;
  font-size: 0.95rem;
  margin: 0.3rem 0 1.5rem;
  max-width: 640px;
}

/* ---- 功能网格 (Bento) ---- */
.page-products .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}
.page-products .feature-grid--reverse {
  /* 可选反向排列，移动端同为单列 */
}

/* ---- 数据卡片 ---- */
.page-products .data-card {
  background: var(--surface-white);
  border-radius: var(--card-radius);
  padding: var(--card-padding);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: box-shadow var(--transition-speed), transform var(--transition-speed);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-products .data-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.page-products .data-card--dark {
  background: var(--color-primary);
  color: var(--text-light);
}
.page-products .data-card--dark .data-card__title {
  color: #fff;
}
.page-products .data-card--dark .data-card__text {
  color: var(--text-light);
  opacity: 0.9;
}
.page-products .data-card--light {
  background: var(--surface-light);
}
.page-products .data-card--accent {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a2e4a 100%);
  color: var(--text-light);
  border-left: 4px solid var(--accent-glow);
}
.page-products .data-card--accent .data-card__title {
  color: #fff;
}
.page-products .data-card--accent .data-card__text {
  color: var(--text-light);
  opacity: 0.9;
}
.page-products .data-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.page-products .data-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0;
  color: var(--color-primary);
  line-height: 1.3;
}
.page-products .data-card .badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  background: var(--color-secondary-teal);
  color: #fff;
  text-transform: uppercase;
  flex-shrink: 0;
}
.page-products .data-card .badge--accent {
  background: var(--accent-glow);
  color: #fff;
}
.page-products .data-card__media {
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  background: var(--color-light-gray);
  line-height: 0;
}
.page-products .data-card__media--wide {
  /* 宽图特定修饰 */
}
.page-products .data-card__img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  display: block;
}
.page-products .data-card__text {
  font-size: 0.9rem;
  margin: 0;
  opacity: 0.85;
  line-height: 1.55;
}
.page-products .data-card--dark .data-card__text {
  opacity: 0.85;
}
.page-products .data-card__extra {
  margin-top: auto;
}
.page-products .data-card__details {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.page-products .data-card--light .data-card__details {
  border-top-color: rgba(0,0,0,0.08);
}
.page-products .detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-products .detail-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.85rem;
  opacity: 0.85;
}
.page-products .detail-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-glow);
}
.page-products .data-card--dark .detail-list li::before {
  color: var(--accent-glow);
}
.page-products .data-card--light .detail-list li::before {
  color: var(--color-secondary-teal);
}

/* ---- 统计卡片特殊样式 ---- */
.page-products .data-card__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.5rem 0;
}
.page-products .stat-number {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: var(--stat-number-size);
  color: var(--accent-glow);
  line-height: 1;
}
.page-products .stat-number small {
  font-size: 0.45em;
  font-weight: 400;
  opacity: 0.7;
}
.page-products .stat-label {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-top: 0.15rem;
}

/* ---- 数据卡片内状态行 ---- */
.page-products .data-card__stat-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  opacity: 0.75;
  margin-top: 0.3rem;
}
.page-products .stat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  display: inline-block;
}

/* ---- 卡片图标 ---- */
.page-products .data-card__icon {
  color: var(--accent-glow);
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

/* ---- 按钮微调 ---- */
.page-products .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.5rem 1.2rem;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-speed), color var(--transition-speed), box-shadow var(--transition-speed);
  line-height: 1.4;
}
.page-products .btn-primary {
  background: var(--accent-glow);
  color: #fff;
}
.page-products .btn-primary:hover,
.page-products .btn-primary:focus-visible {
  background: #e06e00;
}
.page-products .btn-secondary {
  background: rgba(255,255,255,0.12);
  color: var(--text-light);
  border: 1px solid rgba(255,255,255,0.2);
}
.page-products .btn-secondary:hover,
.page-products .btn-secondary:focus-visible {
  background: rgba(255,255,255,0.22);
}
.page-products .btn-text {
  background: transparent;
  color: var(--accent-glow);
  padding: 0.3rem 0;
  font-weight: 600;
}
.page-products .btn-text:hover,
.page-products .btn-text:focus-visible {
  text-decoration: underline;
}
.page-products .btn--small {
  font-size: 0.8rem;
  padding: 0.35rem 0.9rem;
}

/* ---- 总结区域 ---- */
.page-products .summary-section {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}
.page-products .summary-section__inner {
  background: var(--color-primary);
  color: var(--text-light);
  border-radius: var(--card-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-products .summary-section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  margin: 0 0 0.75rem;
  color: #fff;
}
.page-products .summary-section__text {
  max-width: 540px;
  margin: 0 auto 1.5rem;
  opacity: 0.85;
  font-size: 0.95rem;
}
.page-products .summary-section__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}
.page-products .summary-section__links .btn-primary {
  background: var(--accent-glow);
  color: #fff;
}
.page-products .summary-section__links .btn-secondary {
  background: rgba(255,255,255,0.1);
  color: var(--text-light);
  border-color: rgba(255,255,255,0.2);
}

/* ---- 斜线装饰（has-diagonal 辅助类） ---- */
.page-products .has-diagonal {
  position: relative;
}
.page-products .has-diagonal::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, transparent 50%, var(--deco-color) 50%);
  pointer-events: none;
}

/* ---- 响应式交互：data-expandable（渐进增强） ---- */
.page-products [data-expandable] .data-card__details {
  display: none;
}
.page-products [data-expandable] .data-card__details.is-open,
.page-products [data-expandable][data-open] .data-card__details {
  display: block;
}
/* 无JS时默认隐藏，但内容仍可通过按钮语义访问；JS启用后切换 .is-open */

/* ===================================================
   桌面端（768px 及以上）
   =================================================== */
@media (min-width: 768px) {
  .page-products {
    padding: 1.5rem 2rem 3rem;
  }
  .page-products .hero-frame {
    padding: 3rem 2.5rem 2.5rem;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  }
  .page-products .hero-frame__anchors .btn {
    font-size: 0.9rem;
    padding: 0.5rem 1.25rem;
  }
  .page-products .hero-frame__deco {
    width: 400px;
    height: 400px;
    top: -40%;
    right: -5%;
  }

  /* ---- 三列 Bento 网格 ---- */
  .page-products .feature-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
  .page-products .feature-grid__main {
    grid-column: span 2;
  }
  .page-products .feature-grid__wide {
    grid-column: span 2;
  }
  .page-products .feature-grid__tall {
    grid-row: span 2;
  }
  .page-products .feature-grid__side {
    /* 默认单列 */
  }
  .page-products .feature-grid__stat {
    /* 默认单列 */
  }
  .page-products .feature-grid__tip {
    /* 默认单列 */
  }

  .page-products .data-card {
    padding: 1.5rem;
  }

  .page-products .summary-section__inner {
    padding: 3rem 2rem;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  }
}

/* ===================================================
   桌面端宽屏（1024px 及以上）更丰富的网格
   =================================================== */
@media (min-width: 1024px) {
  .page-products .feature-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
  }
  .page-products .feature-grid__main {
    grid-column: span 2;
    grid-row: span 2;
  }
  .page-products .feature-grid__wide {
    grid-column: span 3;
  }
  .page-products .feature-grid__tall {
    grid-row: span 2;
    grid-column: span 1;
  }
  .page-products .feature-grid__stat {
    grid-column: span 1;
  }
  .page-products .feature-grid__side {
    grid-column: span 1;
  }
  .page-products .feature-grid__tip {
    grid-column: span 1;
  }

  .page-products .hero-frame {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
  }
  .page-products .hero-frame__deco {
    position: static;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,122,0,0.1) 0%, transparent 70%);
    border-radius: 50%;
    flex-shrink: 0;
  }
}

/* ===================================================
   极窄屏安全（防止溢出）
   =================================================== */
@media (max-width: 380px) {
  .page-products {
    padding: 0.75rem 0.5rem 1.5rem;
  }
  .page-products .hero-frame {
    padding: 1.5rem 1rem;
  }
  .page-products .data-card {
    padding: 1rem;
  }
  .page-products .hero-frame__anchors {
    flex-direction: column;
    align-items: stretch;
  }
  .page-products .hero-frame__anchors .btn {
    text-align: center;
  }
  .page-products .summary-section__links {
    flex-direction: column;
    align-items: stretch;
  }
  .page-products .summary-section__links .btn {
    text-align: center;
  }
}