body { margin:0; font-family:Arial,sans-serif; background:#f9f9f9; }
.wrapper { width:100%; min-height:100vh; display:flex; flex-direction:column; }
.layout { flex:1; display:flex; justify-content:center; padding:10px; }
.product-container { width:100%; max-width:800px; margin:75px auto 0 auto; background:#fff; padding:20px; box-shadow:0 2px 6px rgba(0,0,0,0.1); padding-bottom:70px; }

/* Slideshow */
.gallery-slideshow { position:relative; max-width:100%; margin:auto; }
.slide { display:none; text-align:center; }
.gallery-img { max-width:100%; height:auto; border:1px solid #ddd; border-radius:4px; }

/* Arrows */
.prev, .next { cursor:pointer; position:absolute; top:50%; padding:12px; margin-top:-22px; color:#fff; font-weight:bold; font-size:20px; transition:0.3s; user-select:none; background-color:rgba(0,0,0,0.4); border-radius:50%; }
.next { right:10px; }
.prev { left:10px; }
.prev:hover, .next:hover { background-color:rgba(0,0,0,0.6); }

/* Dots */
.dots-container { text-align:center; margin-top:10px; }
.dot { cursor:pointer; height:12px; width:12px; margin:0 4px; background-color:#bbb; border-radius:50%; display:inline-block; }
.active-dot, .dot:hover { background-color:#717171; }

/* Product details */
.product-details { padding:15px; background:#fff; }
.product-title { margin-top:0; }

/* Action row */
.action-row { position:fixed; bottom:0; left:0; right:0; background:#fff; display:flex; justify-content:space-around; align-items:center; padding:10px; border-top:1px solid #ccc; z-index:1000; }
.action-row a, .action-row button { -webkit-appearance:none; appearance:none; display:inline-flex; align-items:center; justify-content:center; font-size:14px; padding:8px 14px; text-decoration:none; border:none; border-radius:4px; color:#fff; line-height:1.2; cursor:pointer; }

/* Back link */
.back-link { background:#555; }
.back-link:hover { background:#333; }

/* WhatsApp button */
.whatsapp-btn { background:#25D366; }
.whatsapp-btn:hover { background:#1ebe5d; }
.wa-icon { width:18px; height:18px; margin-right:6px; display:inline-block; }

/* Add to Cart button */
.cod-btn { background:#2196F3; }
.cod-btn:hover { background:#1976D2; }

/* Error message */
.error-msg { color:red; font-weight:bold; }