.product-detail {
    display: grid;
    grid-template-columns: minmax(280px, 520px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    margin: 32px auto;
    max-width: 1400px;
    padding: 0 20px;
}

.product-image > img {
    width: 100%;
    max-width: 520px;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border: 1px solid var(--border);
    border-radius: 16px;
}

.gallary-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    margin-top: 14px;
    max-width: 600px;
}

.gallary-images img,
.gallary-images video {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 10px;
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.gallary-images img:hover,
.gallary-images video:hover {
    transform: translateY(-2px);
}

.product-info h1 {
    font-size: clamp(1.6rem, 2vw, 2.2rem);
    font-weight: 600;
    color: var(--text);
}

.product-info .brand {
    font-size: 1.05rem;
    font-weight: 500;
    margin-top: 10px;
    border-top: 1px solid var(--border);
}

.product-info .brand a {
    font-size: 1.1rem;
    color: var(--secondary);
    font-weight: 600;
}

.product-info .prices {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 8px;
    margin: 24px 0;
}

.product-info .prices .before-price {
    font-size: 1rem;
    font-weight: bold;
    color: #e47979;
    text-decoration: line-through;
}

.product-info .prices .after-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary);
    padding-left: 16px;
    border-left: 8px solid var(--secondary);
    margin-left: 8px;
}

.product-info .quantity-button {
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.product-info .quantity-button .add-to-cart-btn{
    flex: 1 1 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 8px 12px;
    font-size: 1.1rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
}

.product-info .quantity-button .quantity-selector {
    display: inline-flex;
    align-items: center;
    border-radius: 3px;
    overflow: hidden;
}

.product-info .quantity-button .quantity-selector button {
    background-color: var(--secondary);
    border: 1px solid var(--border);
    width: 40px;
    padding: 8px 12px;
    font-size: 1.2rem;
    cursor: pointer;
    color: white;
}

.product-info .quantity-button .quantity-selector input {
    width: 60px;
    text-align: center;
    border: none;
    font-size: 1.2rem;
    padding: 8px 0;
    color: var(--text);
}

.product-info .actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.product-info .actions a{
    flex: 1 1 220px;
    gap: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: var(--secondary);
    color: white;
    border-radius: 3px;
    font-size: 1.1rem;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.product-info .actions a:hover {
    background-color: #446262;
}

details {
    width: 100%;
    font-size: 1.1rem;
    line-height: 1.6;
    margin: 0;
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 10px 20px;
    background-color: var(--bg);
    transition: all 0.3s ease;
}

details:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

details summary {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
    transition: color 0.3s ease;
    color: var(--secondary);
}

details summary::after {
    content: '+';
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--secondary);
    transition: transform 0.3s ease;
    margin-left: auto;
}

details[open] summary::after {
    content: '−';
    transform: rotate(180deg);
}

details .description {
    font-size: 1rem;
    line-height: 1.2;
    color: var(--text);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    animation: fadeIn 0.3s ease;
}

details summary span {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ------------------------------------------ description-section ------------------------------------------ */
.description-section {
    max-width: 1100px;
    margin: 20px auto;
    padding: 0 20px;
}

.description-section details summary{
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    text-align: left;
}

.description-section h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 16px;
}

.description-section .description {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text);
}


.suggested-products{
    margin: 0 20px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1100px) {
    .product-detail {
        grid-template-columns: minmax(260px, 420px) minmax(0, 1fr);
        gap: 18px;
        padding: 0 16px;
    }
}

@media (max-width: 900px) {
    .product-detail {
        grid-template-columns: 1fr;
        padding: 0 16px;
    }

    .product-image > img {
        max-width: 100%;
    }

    .product-info .prices .after-price {
        border-left: 4px solid var(--secondary);
        margin-left: 4px;
        padding-left: 8px;
    }
}

@media (max-width: 600px) {
    .product-info .quantity-button .quantity-selector button,
    .product-info .quantity-button .quantity-selector input {
        width: 44px;
    }

    details {
        padding: 10px 14px;
    }

    .description-section h2 {
        font-size: 1.5rem;
    }
}