/* ===== 页面专属 CSS：.page-products ===== */
.page-products {
  --bounce-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
  --pulse-duration: 2.2s;
  --card-border-glow: rgba(255, 107, 53, 0.25);
  --hero-offset: 4rem;
  --feature-icon-size: 60px;
}

/* --- 面包屑 --- */
.page-products .breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: var(--spacing-md) 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-silver);
}
.page-products .breadcrumb a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s;
}
.page-products .breadcrumb a:hover {
  color: var(--color-accent-hover);
}
.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.75rem;
  color: var(--color-silver);
  opacity: 0.5;
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--color-heading);
  font-weight: 500;
}

/* --- Hero 区域 --- */
.page-products .hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-xl);
  position: relative;
}
.page-products .hero-text {
  text-align: center;
  order: 1;
}
.page-products .hero-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.2rem, 8vw, 4rem);
  line-height: 1.1;
  color: var(--color-heading);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}
.page-products .hero-title .text-accent {
  color: var(--color-accent);
}
.page-products .hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 3vw, 1.2rem);
  color: var(--color-accent);
  margin: 0 0 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.page-products .hero-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}
.page-products .hero-visual {
  order: 0;
  position: relative;
}
.page-products .hero-app-mock {
  display: block;
  max-width: 180px;
  height: auto;
  border-radius: 24px;
  box-shadow: 0 20px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
  transform: perspective(800px) rotateY(-6deg) rotateX(2deg);
  transition: transform 0.4s ease;
}
.page-products .hero-app-mock:hover {
  transform: perspective(800px) rotateY(0deg) rotateX(0deg);
}

/* --- 功能亮点区域 --- */
.page-products .features-section {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-xl);
}
.page-products .features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}
.page-products .feature-card {
  padding: var(--spacing-lg);
  border-radius: 20px;
  background: var(--color-card-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  transition: transform 0.3s var(--bounce-ease), box-shadow 0.3s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.page-products .feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(255,107,53,0.15);
  border-color: var(--color-accent);
}
.page-products .feature-icon {
  width: var(--feature-icon-size);
  height: var(--feature-icon-size);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}
.page-products .feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-products .feature-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-heading);
  margin: 0;
}
.page-products .feature-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
}

/* --- 下载区 --- */
.page-products .download-section {
  background: linear-gradient(135deg, rgba(26,58,107,0.4) 0%, rgba(10,22,40,0.8) 100%);
  padding: var(--spacing-xl) 0;
  margin: var(--spacing-lg) 0;
  position: relative;
  overflow: hidden;
}
.page-products .download-section::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 70%;
  height: 180%;
  background: radial-gradient(ellipse, rgba(255,107,53,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.page-products .download-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}
.page-products .download-info {
  text-align: center;
}
.page-products .download-tagline {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-silver);
  margin: var(--spacing-sm) 0 var(--spacing-lg);
}
.page-products .download-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}
.page-products .btn-download {
  position: relative;
  animation: pulse-download var(--pulse-duration) ease-in-out infinite;
}
@keyframes pulse-download {
  0%, 100% { box-shadow: 0 0 0 0 var(--card-border-glow); }
  50% { box-shadow: 0 0 0 12px rgba(255,107,53,0); }
}
.page-products .btn-secondary {
  background: transparent;
  border: 1.5px solid var(--color-silver);
  color: var(--color-heading);
}
.page-products .btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(255,107,53,0.08);
}
.page-products .download-hint {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-silver);
  opacity: 0.7;
  margin-top: var(--spacing-sm);
}
.page-products .download-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}
.page-products .qrcode-wrapper {
  background: var(--color-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 20px;
  padding: var(--spacing-md);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  transition: transform 0.3s var(--bounce-ease);
}
.page-products .qrcode-wrapper:hover {
  transform: scale(1.04);
}
.page-products .qrcode-wrapper img {
  display: block;
  max-width: 160px;
  height: auto;
  border-radius: 8px;
}
.page-products .qrcode-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-silver);
  letter-spacing: 0.06em;
}
.page-products .device-showcase {
  max-width: 360px;
  width: 100%;
}
.page-products .device-showcase img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

/* --- 系统要求 --- */
.page-products .requirements-section {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-xl);
}
.page-products .requirements-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}
.page-products .requirements-text {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}
.page-products .requirement-block {
  padding: var(--spacing-lg);
  border-radius: 16px;
  background: var(--color-card-dark);
  border: 1px solid rgba(255,255,255,0.04);
}
.page-products .requirement-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-heading);
  margin: 0 0 var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-products .requirement-title::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}
.page-products .requirement-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-products .requirement-list li {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  padding-left: 1.2rem;
  position: relative;
}
.page-products .requirement-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  opacity: 0.6;
}
.page-products .requirements-visual {
  max-width: 100%;
}
.page-products .requirements-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

/* --- 帮助卡片 --- */
.page-products .faq-link-section {
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-xl);
}
.page-products .faq-card {
  padding: var(--spacing-xl);
  border-radius: 24px;
  background: var(--color-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}
.page-products .faq-card p {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  max-width: 500px;
  margin: 0;
  line-height: 1.7;
}
.page-products .faq-card a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}
.page-products .faq-card a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* --- 滚动显现微调 --- */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s var(--bounce-ease);
}
.page-products [data-reveal="fade"] {
  transform: none;
}
.page-products [data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
.page-products [data-reveal][style*="--reveal-delay"] {
  transition-delay: var(--reveal-delay, 0s);
}

/* --- 移动端自适应 --- */
@media (max-width: 767px) {
  .page-products .hero-section {
    padding-top: var(--spacing-md);
    gap: var(--spacing-md);
  }
  .page-products .hero-app-mock {
    max-width: 130px;
  }
  .page-products .features-grid {
    gap: var(--spacing-sm);
  }
  .page-products .feature-card {
    padding: var(--spacing-md);
  }
  .page-products .download-inner {
    gap: var(--spacing-lg);
  }
  .page-products .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  .page-products .qrcode-wrapper img {
    max-width: 120px;
  }
  .page-products .device-showcase {
    max-width: 280px;
  }
  .page-products .requirements-text {
    gap: var(--spacing-sm);
  }
  .page-products .faq-card {
    padding: var(--spacing-lg);
  }
  .page-products .breadcrumb ol {
    font-size: 0.75rem;
    padding: var(--spacing-sm) 0;
  }
}

/* --- 桌面端优化 --- */
@media (min-width: 768px) {
  .page-products .hero-section {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-xl);
  }
  .page-products .hero-text {
    text-align: left;
    order: 0;
    flex: 1;
  }
  .page-products .hero-desc {
    margin: 0;
  }
  .page-products .hero-visual {
    order: 1;
    flex-shrink: 0;
  }
  .page-products .hero-app-mock {
    max-width: 240px;
  }
  .page-products .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .download-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
  .page-products .download-info {
    text-align: left;
    flex: 1;
  }
  .page-products .download-buttons {
    justify-content: flex-start;
  }
  .page-products .download-visual {
    flex-direction: row;
    flex-shrink: 0;
  }
  .page-products .requirements-content {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-xl);
  }
  .page-products .requirements-text {
    grid-template-columns: 1fr 1fr;
    flex: 2;
  }
  .page-products .requirements-visual {
    flex: 1;
    min-width: 240px;
  }
}

@media (min-width: 1024px) {
  .page-products .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .hero-app-mock {
    max-width: 280px;
  }
  .page-products .hero-title {
    font-size: 4rem;
  }
}

/* --- 减少动效兼容 --- */
@media (prefers-reduced-motion: reduce) {
  .page-products .btn-download {
    animation: none;
  }
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-products .hero-app-mock {
    transform: none;
  }
  .page-products .feature-card:hover {
    transform: none;
  }
  .page-products .qrcode-wrapper:hover {
    transform: none;
  }
}

.page-products {
  --reveal-delay: 0.3s;
}