.marquee {
    display: flex;
    align-items: center;
    width: max-content;
    white-space: nowrap;
    animation: marquee 20s linear infinite;
}

.marquee > * {
    flex-shrink: 0;
    margin-right: 2rem;
}

@keyframes marquee {
    0% { transform: translateX(100%); }
    100% { transform: translateX(-100%); }
}

.marquee-fade {
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}

.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.hot-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 60px;
    height: auto;
    z-index: 10;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.search-container {
    position: relative;
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
}

.cart-floating {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.buy-theme {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: #007bff;
    color: white;
    padding: 15px 20px;
    border-radius: 25px 0 0 25px;
    z-index: 1000;
    cursor: pointer;
    transition: all 0.3s ease;
}

.buy-theme:hover {
    background: #0056b3;
    transform: translateY(-50%) translateX(-5px);
}

.quick-question {
    position: fixed;
    right: 0;
    top: 60%;
    transform: translateY(-50%);
    background: #28a745;
    color: white;
    padding: 15px 20px;
    border-radius: 25px 0 0 25px;
    z-index: 1000;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-question:hover {
    background: #1e7e34;
    transform: translateY(-50%) translateX(-5px);
}

.buy-theme a, .quick-question a {
    color: white;
    text-decoration: none;
}

.sub-card-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}

.sub-card {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border: 1px solid #d1d5db;
    border-radius: 999px;
    background: #f9fafb;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.sub-card:hover {
    border-color: #007bff;
    background: #eef4ff;
}

.sub-card.active {
    border-color: #007bff;
    background: #007bff;
}

.sub-card.active .sub-card-code {
    color: #fff;
}

.sub-card-code {
    font-size: 0.85rem;
    font-weight: 600;
    color: #374151;
}

.cta-quote {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: linear-gradient(135deg, #2563eb, #1e40af);
    color: #fff;
    padding: 16px 20px;
    border-radius: 12px;
    font-size: 1.05rem;
    font-style: italic;
    line-height: 1.5;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    margin: 0;
}

.cta-quote .fas {
    color: #fbbf24;
    font-size: 1.2rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.btn-label-short {
    display: none;
}

.discount-tag {
    font-size: 0.7rem;
    padding: 0.3em 0.55em;
}

@media (max-width: 767.98px) {
    #productList {
        --bs-gutter-x: 0.5rem;
    }

    #productList > div[class*="col-"] {
        margin-bottom: 0.75rem;
    }

    .price-label {
        display: none;
    }

    .price-line {
        white-space: nowrap;
        font-size: 0.78rem;
    }

    .btn-label-full {
        display: none;
    }

    .btn-label-short {
        display: inline;
    }

    .discount-tag {
        font-size: 0.6rem;
        padding: 0.2em 0.45em;
    }

    .card-title {
        font-size: 0.85rem;
    }

    .card-text {
        font-size: 0.78rem;
    }

    .sub-card-code {
        font-size: 0.7rem;
    }

    .sub-card-list {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .sub-card-list::-webkit-scrollbar {
        display: none;
    }

    .sub-card {
        flex-shrink: 0;
    }
}

@media (max-width: 768px) {
    .xs-display-none {
        display: none !important;
    }
}


/* ===================================
    POP UP
====================================== */



/* POPUP TẠM THỜI COMMENT LẠI - SẼ DÙNG LẠI SAU
/* Modal overlay chỉ dành riêng cho pop-up này */
.popup-modal {
    display: none; /* Mặc định ẩn */
    position: fixed;
    z-index: 1000; /* Đảm bảo modal này ở trên các thành phần khác */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* Nền mờ phía sau */
}
  
  /* Modal content chỉ dành riêng cho pop-up */
.popup-modal-content {
background-color: white;
margin: 10% auto;
padding: 0; /* Bỏ padding */
border-radius: 8px;
max-width: 500px; /* Giới hạn chiều rộng */
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
position: relative;
overflow: hidden; /* Đảm bảo nội dung không tràn ra ngoài */
}

/* Hình ảnh trong pop-up */
.popup-image {
width: 100%; /* Hình ảnh chiếm toàn bộ chiều rộng modal */
height: auto;
display: block;
margin: 0;
border-top-left-radius: 8px;
border-top-right-radius: 8px;
}

/* Tiêu đề */
.popup-modal-content h2 {
font-size: 1.5em;
margin: 20px 0 10px 0;
text-align: center;
}

/* Input field */
.popup-modal input[type="text"] {
    width: 90%;
    padding: 10px;
    margin: 10px auto;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
    display: block;
    box-sizing: border-box;
}

/* Submit button */
.popup-modal button[type="submit"] {
background-color: #333;
color: white;
padding: 12px 20px;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 1em;
width: 90%;
display: block;
margin: 10px auto;
}

.popup-modal button[type="submit"]:hover {
background-color: #555;
}

/* Close button dành riêng cho pop-up */
.popup-close {
color: #aaa;
font-size: 28px;
font-weight: bold;
position: absolute;
top: 10px;
right: 10px;
cursor: pointer;
}

.popup-close:hover,
.popup-close:focus {
color: black;
}

/* Responsive adjustments */
@media screen and (max-width: 768px) {
.popup-modal-content {
    width: 90%;
}

.popup-modal h2 {
    font-size: 1.3em;
}
}
*/