:root { 
    --cam-radius: 16px; 
    --cam-shadow: 0 4px 20px rgba(0, 0, 0, 0.03); 
    --cam-shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.08); 
    --cam-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --cam-bg-soft: #fafaf9;
}

/* =========================================
   Storefront Grid (หน้าร้านค้า)
========================================= */
.cam-storefront-wrapper { font-family: 'Sarabun', 'Prompt', sans-serif; max-width: 1200px; margin: 0 auto; padding: 20px 0; }
/* ปรับ Grid ให้คอลัมน์เล็กลง เพื่อให้แสดงผล 4-5 ชิ้นต่อแถวบน PC */
.cam-storefront-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 20px; }

/* =========================================
   Filter Bar (ตัวกรองทรงแคปซูล มินิมอล)
========================================= */
.cam-filter-bar {
    display: flex; gap: 10px; margin-bottom: 30px;
    align-items: center; justify-content: flex-end; flex-wrap: wrap;
}
.cam-filter-item { flex: 0 1 auto; min-width: 160px; }
.cam-search-box { flex: 1 1 auto; min-width: 250px; }

.cam-filter-bar input, .cam-filter-bar select {
    width: 100%; padding: 10px 18px;
    border-radius: 30px; /* ทรงแคปซูล */
    border: 1px solid #f0f0f0; background: #ffffff;
    color: #57534e; font-size: 14px; outline: none;
    transition: var(--cam-transition);
    box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    appearance: none; /* ซ่อนลูกศรเดิม */
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a8a29e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right 1rem center; background-size: 1em;
}
.cam-filter-bar input { background-image: none; }
.cam-filter-bar input:focus, .cam-filter-bar select:focus { border-color: #d6d3d1; box-shadow: 0 4px 15px rgba(0,0,0,0.05); }

/* =========================================
   Product Card (ดีไซน์ละมุนตา)
========================================= */
.cam-frontend-card { 
    background: #ffffff; border-radius: var(--cam-radius); 
    overflow: hidden; box-shadow: var(--cam-shadow); 
    transition: var(--cam-transition); 
    border: 1px solid #f5f5f4; display: flex; flex-direction: column; height: 100%; 
}
.cam-frontend-card:hover { transform: translateY(-4px); box-shadow: var(--cam-shadow-hover); border-color: #e7e5e4;}

/* สัดส่วนภาพ 4:5 สำหรับเสื้อผ้าผู้หญิง */
.cam-frontend-img-wrap { width: 100%; aspect-ratio: 4 / 5; overflow: hidden; background: var(--cam-bg-soft); position: relative;}
.cam-frontend-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.cam-frontend-card:hover .cam-frontend-img-wrap img { transform: scale(1.04); }

/* อาวุธลับ: ปุ่ม Copy Link */
.cam-quick-copy {
    position: absolute; top: 12px; right: 12px;
    background: rgba(255, 255, 255, 0.9); border: none; backdrop-filter: blur(4px);
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; cursor: pointer; opacity: 0; transform: translateY(-10px);
    transition: var(--cam-transition); box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.cam-frontend-card:hover .cam-quick-copy { opacity: 1; transform: translateY(0); }
.cam-quick-copy:hover { background: #ffffff; transform: scale(1.1) !important; }
.cam-copy-success { background: #10b981 !important; color: white; }

.cam-frontend-content { padding: 16px; display: flex; flex-direction: column; flex: 1; text-align: center; }
.cam-frontend-title { font-size: 14px; font-weight: 500; margin: 0 0 8px 0; color: #44403c; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.5; }
.cam-frontend-price { font-size: 17px; font-weight: 600; color: #f43f5e; margin-bottom: 16px; }

.cam-frontend-actions { margin-top: auto; }
.cam-frontend-actions a { 
    display: block; width: 100%; padding: 10px; border-radius: 30px; 
    font-size: 13px; font-weight: 600; text-decoration: none; transition: var(--cam-transition); 
}
.cam-btn-shopee { background: #fff1f0; color: #ee4d2d !important; } 
.cam-btn-shopee:hover { background: #ee4d2d; color: #fff !important; }
.cam-btn-lazada { background: #f0f1ff; color: #0f146d !important; } 
.cam-btn-lazada:hover { background: #0f146d; color: #fff !important; }

/* Load More */
.cam-load-more-wrap { text-align: center; margin-top: 40px; }
.cam-btn-load-more { background: #f5f5f4; color: #57534e; border: none; padding: 12px 30px; border-radius: 30px; font-size: 14px; font-weight: 500; cursor: pointer; transition: var(--cam-transition); }
.cam-btn-load-more:hover { background: #e7e5e4; color: #1c1917; }
.cam-loading-pulse { animation: pulse 1.5s infinite; opacity: 0.6; pointer-events: none;}
@keyframes pulse { 0% { opacity: 0.6; } 50% { opacity: 0.3; } 100% { opacity: 0.6; } }

/* =========================================
   Mobile First 
========================================= */
@media (max-width: 768px) {
    /* บนมือถือ แถบกรองเลื่อนซ้ายขวาได้ ไม่กินพื้นที่ */
    .cam-filter-bar { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 10px; justify-content: flex-start; -ms-overflow-style: none; scrollbar-width: none; }
    .cam-filter-bar::-webkit-scrollbar { display: none; }
    .cam-filter-item, .cam-search-box { min-width: 140px; }
    
    /* บนมือถือแสดง 2 คอลัมน์แบบกระทัดรัด */
    .cam-storefront-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .cam-frontend-content { padding: 12px; }
    .cam-frontend-title { font-size: 13px; margin-bottom: 4px;}
    .cam-frontend-price { font-size: 15px; margin-bottom: 12px;}
    .cam-frontend-actions a { padding: 8px; font-size: 12px; }
    .cam-quick-copy { opacity: 1; transform: none; top: 8px; right: 8px; width: 28px; height: 28px; font-size: 12px;}
}