/* ===== 页面专属 CSS：page-products ===== */
.page-products {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  background-color: var(--color-primary-black);
  color: var(--color-primary-white);
  overflow-x: hidden;
}

/* ---- 面包屑 ---- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-md) var(--space-lg) 0;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  font-size: var(--size-small);
  color: var(--color-medium-gray);
}
.page-products .breadcrumb a {
  color: var(--color-accent-orange);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}
.page-products .breadcrumb a:hover {
  opacity: 0.75;
}
.page-products .breadcrumb span[aria-current="page"] {
  color: var(--color-primary-white);
  font-weight: 600;
}

/* ---- 首屏框景 ---- */
.page-products__hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl) var(--space-lg);
  padding: var(--space-xl) var(--space-lg) var(--space-2xl);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.page-products__frame-window {
  border: 1px solid rgba(255, 107, 53, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.6) 0%, rgba(10, 10, 10, 0.8) 100%);
  position: relative;
}
.page-products__frame-window::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--color-accent-orange);
  border-radius: 1px;
}

/* ---- 左侧内容 ---- */
.page-products__hero-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.page-products__hero-title {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: 0;
}
.page-products__hero-kicker {
  font-family: var(--font-accent);
  font-size: var(--size-small);
  font-style: italic;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
}
.page-products__hero-main {
  font-family: var(--font-heading);
  font-size: var(--size-heading-xl);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-primary-white);
}
.page-products__hero-sub {
  font-family: var(--font-body);
  font-size: var(--size-heading-md);
  font-weight: 400;
  color: var(--color-medium-gray);
  margin-top: var(--space-sm);
}
.page-products__accent-orange {
  color: var(--color-accent-orange);
  font-weight: 700;
}

.page-products__hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
}
.page-products__download-btn {
  font-size: var(--size-body);
  padding: var(--space-sm) var(--space-xl);
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}
.pulse-orange {
  animation: page-products-pulse 2s ease-in-out infinite;
}
@keyframes page-products-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.5); }
  50% { box-shadow: 0 0 0 12px rgba(255, 107, 53, 0); }
}
.page-products__hero-note {
  font-size: var(--size-small);
  color: var(--color-medium-gray);
  margin: 0;
}

.page-products__qr-preview {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}
.page-products__qr-img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: var(--color-primary-white);
  padding: 4px;
  cursor: pointer;
  transition: transform var(--transition-base);
}
.page-products__qr-img:hover {
  transform: scale(1.04);
}
.page-products__qr-label {
  font-size: var(--size-small);
  color: var(--color-medium-gray);
  font-style: italic;
}

/* ---- 右侧手机框 ---- */
.page-products__hero-right {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}
.page-products__phone-frame {
  position: relative;
  width: 200px;
  height: 400px;
  border-radius: 24px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  overflow: hidden;
  background: var(--color-dark-gray);
  box-shadow: 0 20px 60px rgba(255, 107, 53, 0.15);
}
.page-products__phone-screen {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-products__phone-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 30%, rgba(255, 107, 53, 0.08), transparent 70%);
  pointer-events: none;
}

.page-products__hero-stats {
  display: flex;
  gap: var(--space-xl);
}
.page-products__stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.page-products__stat-num {
  font-family: var(--font-heading);
  font-size: var(--size-heading-lg);
  color: var(--color-accent-orange);
  line-height: 1;
}
.page-products__stat-label {
  font-size: var(--size-index);
  color: var(--color-medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---- 刻度装饰 ---- */
.page-products__hero-scale {
  display: flex;
  gap: 4px;
  justify-content: center;
  padding-top: var(--space-md);
  grid-column: 1 / -1;
}
.page-products__scale-tick {
  width: 20px;
  height: 3px;
  background: var(--color-accent-orange);
  border-radius: 2px;
  opacity: 0.6;
}
.page-products__scale-tick:nth-child(3) {
  width: 40px;
  opacity: 1;
}

/* ---- 功能亮点区 ---- */
.page-products__features {
  padding: var(--space-2xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.page-products__section-heading {
  font-family: var(--font-heading);
  font-size: var(--size-heading-lg);
  margin: 0 0 var(--space-xl);
  color: var(--color-primary-white);
  position: relative;
  display: inline-block;
}
.page-products__section-heading::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60%;
  height: 3px;
  background: var(--color-accent-orange);
  border-radius: 2px;
}

.page-products__features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
.page-products__feature-card {
  perspective: 1000px;
  cursor: pointer;
  min-height: 240px;
  position: relative;
  background: transparent;
  border: none;
  box-shadow: none;
}
.page-products__feature-front,
.page-products__feature-back {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  backface-visibility: hidden;
  transition: transform var(--transition-slow);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.page-products__feature-front {
  background: var(--color-dark-gray);
  transform: rotateY(0deg);
}
.page-products__feature-back {
  background: var(--color-deep-blue);
  transform: rotateY(180deg);
  justify-content: center;
  align-items: center;
  text-align: center;
  border-color: var(--color-accent-orange);
}
.page-products__feature-card[data-flip-card].is-flipped .page-products__feature-front {
  transform: rotateY(180deg);
}
.page-products__feature-card[data-flip-card].is-flipped .page-products__feature-back {
  transform: rotateY(0deg);
}
.page-products__feature-icon {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}
.page-products__feature-title {
  font-family: var(--font-heading);
  font-size: var(--size-heading-md);
  margin: 0;
  color: var(--color-primary-white);
}
.page-products__feature-desc {
  font-size: var(--size-body);
  color: var(--color-medium-gray);
  margin: 0;
  line-height: 1.5;
}
.page-products__feature-hint {
  font-size: var(--size-index);
  color: var(--color-accent-orange);
  opacity: 0.6;
  font-style: italic;
  margin-top: auto;
}
.page-products__feature-back-text {
  font-size: var(--size-body);
  color: var(--color-primary-white);
  line-height: 1.6;
  margin: 0;
  max-width: 280px;
}
.page-products__feature-card--wide {
  grid-column: 1 / -1;
}

/* ---- 对比可视化 ---- */
.page-products__feature-compare {
  position: relative;
  margin-top: var(--space-xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
.page-products__compare-img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--radius-md);
}
.page-products__compare-note {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  align-items: flex-start;
}
.page-products__compare-label {
  font-size: var(--size-small);
  color: var(--color-medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.page-products__compare-value {
  font-family: var(--font-heading);
  font-size: var(--size-heading-lg);
  color: var(--color-accent-orange);
}
.page-products__compare-value strong {
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--color-gold);
  text-underline-offset: 4px;
}

/* ---- 下载方式区块 ---- */
.page-products__download {
  padding: var(--space-2xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.page-products__download-inner {
  background: rgba(10, 37, 64, 0.4);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid rgba(255, 107, 53, 0.15);
}
.page-products__download-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}
.page-products__download-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  text-align: center;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-md);
}
.page-products__download-card-title {
  font-family: var(--font-heading);
  font-size: var(--size-heading-md);
  margin: 0;
  color: var(--color-primary-white);
}
.page-products__download-qr {
  padding: var(--space-sm);
  background: var(--color-primary-white);
  border-radius: var(--radius-sm);
  display: inline-flex;
}
.page-products__download-qr .page-products__qr-img {
  width: 120px;
  height: 120px;
  cursor: pointer;
}
.page-products__download-btn-sm {
  font-size: var(--size-small);
  padding: var(--space-xs) var(--space-md);
  text-decoration: none;
}
.page-products__download-tip {
  text-align: center;
  font-size: var(--size-small);
  color: var(--color-medium-gray);
  margin: var(--space-lg) 0 0;
  font-style: italic;
}

/* ---- 底部视觉 ---- */
.page-products__bottom-visual {
  position: relative;
  width: 100%;
  overflow: hidden;
}
.page-products__silhouette-wrap {
  position: relative;
  width: 100%;
  height: auto;
  line-height: 0;
}
.page-products__silhouette {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}
.page-products__silhouette-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 10, 10, 0.7) 0%, transparent 50%, rgba(10, 10, 10, 0.7) 100%);
  pointer-events: none;
}
.page-products__trust-strip {
  background: var(--color-deep-blue);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
}
.page-products__trust-text {
  font-family: var(--font-accent);
  font-size: var(--size-small);
  color: var(--color-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- 模态弹窗 ---- */
.page-products__modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.page-products__modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.page-products__modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}
.page-products__modal-img {
  width: auto;
  height: auto;
  max-width: 80vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}
.page-products__modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: var(--color-primary-white);
  font-size: 2rem;
  cursor: pointer;
  padding: var(--space-xs);
  line-height: 1;
  transition: opacity var(--transition-fast);
}
.page-products__modal-close:hover {
  opacity: 0.7;
}

/* ---- 桌面视图 ---- */
@media (min-width: 768px) {
  .page-products__hero {
    grid-template-columns: 1fr 1fr;
    padding: var(--space-2xl) var(--space-lg);
  }
  .page-products__frame-window {
    padding: var(--space-xl);
  }
  .page-products__hero-left {
    order: 0;
  }
  .page-products__hero-right {
    order: 1;
    justify-content: center;
  }
  .page-products__phone-frame {
    width: 220px;
    height: 440px;
  }
  .page-products__hero-scale {
    grid-column: 1 / -1;
  }
  .page-products__features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-products__feature-card--wide {
    grid-column: span 2;
  }
  .page-products__feature-compare {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  .page-products__download-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-products__hero {
    gap: var(--space-2xl);
  }
  .page-products__phone-frame {
    width: 260px;
    height: 520px;
  }
  .page-products__features-grid {
    gap: var(--space-xl);
  }
  .page-products__feature-card {
    min-height: 280px;
  }
  .page-products__feature-front,
  .page-products__feature-back {
    padding: var(--space-xl);
  }
  .page-products__feature-icon {
    width: 56px;
    height: 56px;
  }
  .page-products__qr-preview .page-products__qr-img {
    width: 100px;
    height: 100px;
  }
  .page-products__download-qr .page-products__qr-img {
    width: 140px;
    height: 140px;
  }
}

/* ---- 窄屏防溢出 ---- */
@media (max-width: 767px) {
  .page-products .breadcrumb {
    padding: var(--space-sm) var(--space-md) 0;
    font-size: var(--size-index);
  }
  .page-products__hero {
    padding: var(--space-lg) var(--space-md);
  }
  .page-products__frame-window {
    padding: var(--space-md);
    border-radius: var(--radius-md);
  }
  .page-products__hero-main {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }
  .page-products__hero-sub {
    font-size: var(--size-body);
  }
  .page-products__phone-frame {
    width: 160px;
    height: 320px;
    border-radius: 18px;
  }
  .page-products__hero-stats {
    gap: var(--space-lg);
  }
  .page-products__stat-num {
    font-size: var(--size-heading-md);
  }
  .page-products__features {
    padding: var(--space-xl) var(--space-md);
  }
  .page-products__download {
    padding: var(--space-xl) var(--space-md);
  }
  .page-products__download-inner {
    padding: var(--space-lg);
  }
  .page-products__feature-card {
    min-height: 200px;
  }
  .page-products__feature-front,
  .page-products__feature-back {
    padding: var(--space-md);
  }
  .page-products__compare-img {
    max-height: 200px;
  }
  .page-products__modal-img {
    max-width: 90vw;
    max-height: 60vh;
  }
  .page-products__silhouette {
    height: 200px;
    object-fit: cover;
  }
}