/* ================================================================
   Alosmania Frontend — Single Product Page
   ================================================================ */

.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}

/* ===== Gallery ===== */
.product-gallery{position:sticky;top:80px}
.product-main-image{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;background:#f9fafb;margin-bottom:12px;cursor:zoom-in}
.product-main-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.product-main-image:hover img{transform:scale(1.1)}
.product-thumbs{display:flex;gap:8px;overflow-x:auto}
.product-thumb{width:72px;height:72px;border:2px solid var(--border);border-radius:6px;overflow:hidden;cursor:pointer;flex-shrink:0;transition:border-color .2s}
.product-thumb.active,.product-thumb:hover{border-color:var(--accent)}
.product-thumb img{width:100%;height:100%;object-fit:cover}

/* ===== Product Info ===== */
.product-info h1{font-size:24px;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.3}
.product-price-box{display:flex;align-items:baseline;gap:12px;margin-bottom:14px}
.product-price-current{font-size:28px;font-weight:800;color:var(--accent)}
.product-price-original{font-size:18px;color:var(--text2);text-decoration:line-through}
.product-price-save{font-size:13px;font-weight:600;color:var(--success);background:rgba(0,196,154,.1);padding:3px 10px;border-radius:20px}
.product-short-desc{font-size:14px;color:var(--text2);line-height:1.7;margin-bottom:16px}
.product-stock{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;margin-bottom:16px;padding:4px 12px;border-radius:20px}
.product-stock.in-stock{background:rgba(0,196,154,.1);color:var(--success)}
.product-stock.out-of-stock{background:rgba(255,77,109,.1);color:var(--error)}

/* Variation Selectors */
.product-variations{margin-bottom:16px}
.variation-group{margin-bottom:12px}
.variation-group label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.variation-group select{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius);font-size:14px}

/* Quantity + Buttons */
.product-qty-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.qty-selector{display:flex;align-items:center;border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden}
.qty-btn{width:40px;height:40px;border:none;background:var(--bg-alt);font-size:16px;font-weight:700;color:var(--text);cursor:pointer;transition:background .15s;display:flex;align-items:center;justify-content:center}
.qty-btn:hover{background:var(--border)}
.qty-input{width:50px;height:40px;border:none;text-align:center;font-size:15px;font-weight:600;color:var(--text);background:#fff;-moz-appearance:textfield;appearance:textfield}
.qty-input::-webkit-outer-spin-button,.qty-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.product-buttons{display:flex;gap:10px;margin-bottom:16px}
.product-buttons .btn{flex:1;padding:14px 24px;font-size:15px}

/* Meta Info */
.product-meta-bar{display:flex;flex-direction:column;gap:8px;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:16px}
.product-meta-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text2)}
.product-meta-item svg{width:16px;height:16px;flex-shrink:0;color:var(--accent)}
.product-meta-item strong{color:var(--text)}
.product-watching{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--error);font-weight:600}

/* Tabs */
.product-tabs{margin-top:48px}
.product-tabs-nav{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:24px}
.product-tab-btn{padding:12px 24px;font-size:14px;font-weight:600;color:var(--text2);cursor:pointer;border:none;background:none;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s}
.product-tab-btn:hover{color:var(--text)}
.product-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}
.product-tab-content{display:none;font-size:14px;line-height:1.8;color:var(--text)}
.product-tab-content.active{display:block}
.product-tab-content h2,.product-tab-content h3{margin:16px 0 8px}
.product-tab-content ul,.product-tab-content ol{padding-left:20px;margin-bottom:12px}
.product-tab-content img{border-radius:var(--radius);margin:12px 0}

/* Related Products */
.related-products{margin-top:48px}

/* ===== Mobile ===== */
@media(max-width:768px){
    .product-layout{grid-template-columns:1fr;gap:20px}
    .product-gallery{position:static}
    .product-info h1{font-size:20px}
    .product-price-current{font-size:24px}
    .product-buttons{flex-direction:column}
    .product-buttons .btn{width:100%}
    .product-thumbs{gap:6px}
    .product-thumb{width:56px;height:56px}
    /* Sticky bottom bar on mobile */
    .product-sticky-bar{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);padding:10px 16px;display:flex;gap:10px;z-index:998}
    .product-sticky-bar .btn{flex:1;padding:12px;font-size:14px}
}
@media(min-width:769px){
    .product-sticky-bar{display:none}
}

/* ===== Review Section ===== */
.rv-section-wrap{display:flex;gap:24px;flex-wrap:wrap;align-items:flex-start;}
.rv-summary-box{flex:0 0 160px;text-align:center;padding:20px 16px;background:var(--card-bg2,#f9f9f9);border-radius:12px;border:1px solid var(--border,#e5e7eb);}
.rv-form-box{flex:1;min-width:260px;max-width:480px;}
.rv-form-card{border:1px solid var(--border,#e5e7eb);border-radius:12px;padding:16px;}
@media(max-width:768px){
    .rv-section-wrap{flex-direction:column;gap:16px;}
    .rv-summary-box{flex:none;width:100%;}
    .rv-form-box{max-width:100%;min-width:0;width:100%;}
}