/* ======================
   PRODUCT SINGLE PAGE
====================== */
body {
    background: radial-gradient(circle at top, #0b1020, #050711);
}


.product-single {
    max-width: 1200px;
}

.single-box {
    display: flex;
    gap: 40px;
    background: #0c0f1a;
    border-radius: 18px;
    padding: 30px;
    box-shadow: 0 0 30px rgba(0,255,255,.15);
}

/* IMAGE */
.single-img {
    width: 420px;
    height: 420px;
    object-fit: contain;
    background: #000;
    border-radius: 16px;
    padding: 20px;
    box-shadow: inset 0 0 25px rgba(0,255,255,.2);
}

/* INFO */
.single-info {
    flex: 1;
    color: #fff;
}

.single-info h1 {
    font-size: 28px;
    margin-bottom: 15px;
    color: #00ffff;
}

.single-info .desc {
    font-size: 15px;
    line-height: 1.9;
    color: #cbd5ff;
    margin-bottom: 20px;
}

.single-info .price {
    font-size: 22px;
    margin: 15px 0;
    color: #00ff99;
}

/* WARRANTY */
.warranty-box {
    background: #0f1325;
    border: 1px solid rgba(0,255,255,.3);
    border-radius: 12px;
    padding: 15px;
    margin: 20px 0;
}

.free-warranty {
    color: #00ffcc;
    margin-bottom: 10px;
    font-size: 14px;
}

.warranty-box label {
    display: block;
    margin-bottom: 6px;
}

.warranty-box select {
    width: 100%;
    padding: 10px;
    background: #000;
    border: 1px solid #00ffff;
    color: #fff;
    border-radius: 10px;
}

/* BUTTON */
.buy-btn.big {
    display: inline-block;
    margin-top: 20px;
    padding: 14px 28px;
    font-size: 18px;
    background: linear-gradient(45deg,#00ffff,#00ff99);
    color: #000;
    border-radius: 14px;
    text-decoration: none;
    box-shadow: 0 0 25px rgba(0,255,255,.6);
    transition: .3s;
}

.buy-btn.big:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(0,255,255,.9);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .single-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .single-img {
        width: 300px;
        height: 300px;
    }
}