/* ========== Reusable Components ========== */
/* detail-btn、CTA Section、Toast 等可复用组件 */

/* ========== Detail Button ========== */
.detail-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: transparent;
  border: 1.5px solid var(--color-black);
  color: var(--color-black);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  margin-top: 20px;
  overflow: hidden;
  text-decoration: none;
  position: relative;
}
.detail-btn .arrow-default { width: 18px; height: 18px; transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1); flex-shrink: 0; }
.detail-btn .arrow-hover { width: 0; height: 18px; opacity: 0; transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1); flex-shrink: 0; overflow: hidden; }
.detail-btn .arrow-hover svg { width: 18px; height: 18px; }
.detail-btn .btn-text {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  white-space: nowrap;
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-width 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s;
  color: #fff;
}
.product-card:hover .detail-btn {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  width: auto;
  padding: 0 18px 0 14px;
  border-radius: 22px;
  gap: 8px;
}
.product-card:hover .detail-btn .arrow-default { width: 0; opacity: 0; }
.product-card:hover .detail-btn .arrow-hover { width: 18px; opacity: 1; }
.product-card:hover .detail-btn .btn-text { max-width: 80px; opacity: 1; }
.detail-btn-wrapper {
  display: flex;
  align-items: center;
}

/* ========== CTA Section ========== */
.cta-section {
  background: var(--color-gray-light);
  padding: 60px 0;
}
.cta-inner {
  max-width: var(--wrap-max);
  margin: 0 auto;
  padding: 0 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cta-inner h2 {
  font-family: var(--font-body);
  font-weight: var(--fw-title);
  font-size: 24px;
  color: var(--color-black);
}
.cta-inner h2 em {
  font-style: normal;
  color: var(--color-primary);
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 40px;
  transition: background 0.3s, transform 0.2s;
}
.cta-btn:hover { background: #0E4BDB; transform: translateY(-1px); }

/* CTA Shimmer Effect */
.cta-btn, .hero-cta, .lab-cta {
  position: relative;
  overflow: hidden;
}
.cta-btn::before, .hero-cta::before, .lab-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}
.cta-btn:hover::before, .hero-cta:hover::before, .lab-cta:hover::before {
  left: 100%;
}

/* CTA Text Pulse */
.cta-inner h2 em {
  position: relative;
  display: inline-block;
}
.cta-inner h2 em::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.cta-inner:hover h2 em::after {
  transform: scaleX(1);
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  bottom: 40px;
  right: 40px;
  background: var(--color-black);
  color: #fff;
  padding: 16px 28px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  z-index: 9999;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s;
  pointer-events: none;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.toast.success { border-left: 4px solid #22c55e; }
.toast.error { border-left: 4px solid #ef4444; }

/* ========== Components Responsive ========== */
@media (max-width: 1024px) {
  .cta-inner { padding-left: 40px; padding-right: 40px; }
}
@media (max-width: 768px) {
  .cta-inner { flex-direction: column; gap: 24px; text-align: center; }
  .toast { bottom: 24px; right: 24px; left: 24px; }
}

/* ========== More Link (全局通用) ========== */
.more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
  transition: gap 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.more-link:hover { gap: 10px; }
.more-link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.products-more {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 40px var(--wrap-pad-x) 40px max(var(--wrap-pad-x), calc((100% - var(--wrap-max)) / 2 + var(--wrap-pad-x)));
}

/* ========== 全局通用按钮 ========== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s;
  box-shadow: 0 4px 14px rgba(20, 95, 251, 0.3);
}
.btn-primary:hover {
  background: #0E4BDB;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(20, 95, 251, 0.4);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 10px;
  border: 1px solid var(--color-primary);
  text-decoration: none;
  transition: all 0.3s;
}
.btn-outline:hover {
  background: var(--color-primary-alpha);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}
.btn-primary svg,
.btn-outline svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ========== 全局图片角标 ========== */
.img-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
  z-index: 2;
}