.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 29px 32px 80px;
}
.breadcrumbs {
  font-size: 13px;
  color: #1D19FA;
  margin-bottom: 20px;
}
.breadcrumbs a {
  color: #1D19FA;
  text-decoration: none;
}
.breadcrumbs a:hover {
  text-decoration: underline;
}
.breadcrumbs .sep {
  margin: 0 6px;
  color: #1D19FA;
}
.img-slider {
  width: 100vw;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  overflow: hidden;
  margin-bottom: 24px;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 120px, black calc(100% - 120px), transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 120px, black calc(100% - 120px), transparent 100%);
}
.img-slider-track {
  display: flex;
  gap: 6px;
  padding: 0 120px;
  overflow-x: scroll;
  scroll-behavior: auto;
  scrollbar-width: none;
  cursor: grab;
  user-select: none;
  -webkit-overflow-scrolling: touch;
}
.img-slider-track::-webkit-scrollbar { display: none; }
.img-slider-track img {
  flex: 0 0 auto;
  width: 440px;
  min-height: 440px;
  object-fit: cover;
  display: block;
  background: #f5f5f5;
}
.zoom-lens {
  position: fixed;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.9);
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
  background-repeat: no-repeat;
  pointer-events: none;
  z-index: 1000;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.zoom-lens.active {
  opacity: 1;
  transform: scale(1);
}
.img-slider-track.zooming { cursor: crosshair; }
.img-slider-track.zooming img { cursor: crosshair; }
.info {
  text-align: center;
  margin-bottom: 18px;
}
.info-name {
  font-size: clamp(18px, 3.2vw, 26px);
  font-weight: 700;
  color: #111;
  line-height: 1.25;
  margin: 0 0 10px;
  white-space: nowrap;
}
.info-rating {
  font-size: 13px;
  color: #aaa;
  margin-bottom: 12px;
}
.info-rating .stars { color: #F5A623; font-size: 14px; letter-spacing: 1px; }
.info-price {
  font-size: 24px;
  font-weight: 800;
  color: #111;
  margin-bottom: 4px;
}
.info-stock {
  font-size: 13px;
  color: #16A34A;
  font-weight: 600;
}
.buy-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.qty-select {
  width: 180px;
  height: 48px;
  padding: 0 36px 0 20px;
  text-align: center;
  text-align-last: center;
  border: 2px solid #ddd;
  border-radius: 999px;
  background: #fff;
  font: 600 15px/1 'Inter', sans-serif;
  color: #111;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23999'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.qty-select:hover { border-color: #bbb; }
.qty-select:focus { outline: none; border-color: #ddd; }
.qty-input {
  width: 180px;
  height: 48px;
  padding: 0 20px;
  border: 2px solid #ddd;
  border-radius: 999px;
  background: #fff;
  font: 600 15px/1 'Inter', sans-serif;
  color: #111;
  text-align: center;
  -moz-appearance: textfield;
}
.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.qty-input:focus { outline: none; border-color: #ddd; }
.cart-btn {
  width: 180px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: #F5A623;
  color: #111;
  font: 700 15px/1 'Inter', sans-serif;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(245,166,35,0.3);
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.cart-btn::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -75%;
  width: 50%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}
.cart-btn:hover {
  background: #e5961f;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,166,35,0.4);
}
.cart-btn:hover::after {
  left: 125%;
}
.cart-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(245,166,35,0.3);
}
.note {
  text-align: center;
  font-size: 12px;
  color: #bbb;
}
hr.sep { border: none; height: 1px; background: #e5e5e5; margin: 40px 0; }
.acc-item { border-bottom: 2px solid #bbb; }
.acc-item:first-child { border-top: 2px solid #bbb; }
.acc-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 24px 4px;
  border: none;
  background: none;
  font: 900 16px/1 'Inter', sans-serif;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #111;
  cursor: pointer;
  text-align: left;
}
.acc-head:hover { color: #555; }
.acc-head .chev {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-right: 2px solid #aaa;
  border-bottom: 2px solid #aaa;
  transform: rotate(45deg);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.acc-item.open .acc-head .chev { transform: rotate(-135deg); }
.acc-body { overflow: hidden; max-height: 0; transition: max-height 0.35s ease; }
.acc-item.open .acc-body { max-height: 600px; }
.acc-inner { padding: 0 4px 24px; }
.acc-inner ul { list-style: none; padding: 0; margin: 0; }
.acc-inner li { font-size: 15px; line-height: 1.7; color: #555; padding: 10px 0; border-bottom: 1px solid #f0f0f0; }
.acc-inner li:last-child { border-bottom: none; }
.acc-inner li strong { color: #222; }
.d-row { display: flex; justify-content: space-between; padding: 12px 0; font-size: 15px; border-bottom: 1px solid #f0f0f0; }
.d-row:last-of-type { border-bottom: none; }
.d-label { color: #999; }
.d-value { color: #222; font-weight: 500; }
.size-note { margin-top: 20px; padding: 14px 16px; background: #FFFBEB; border-left: 3px solid #F5A623; border-radius: 0 6px 6px 0; font-size: 13px; color: #78716c; line-height: 1.55; }
.size-note strong { color: #92400E; }
@media (max-width: 840px) {
  .page { padding: 24px 20px 60px; }
  .img-slider-track img { width: 280px; min-height: 280px; }
}
@media (max-width: 600px) {
  .info-name { font-size: 20px; }
  .info-price { font-size: 24px; }
  .buy-row { flex-direction: column; }
  .qty-select { width: 100%; }
  .cart-btn { width: 100%; }
}