/* Reset basic */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: #ffffff;
    color: #111;
    line-height: 1.6;
}

/* CENTER WRAPPER */
.container {
    width: 95%;
    max-width: 1300px;
    margin: 40px auto;
}

/* --- HEADER SIMPLE --- */
.header {
    width: 100%;
    background: #222;
    color: white;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header img {
    height: 40px;
}

/* --- PRODUCT GRID --- */
.product-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
    align-items: flex-start;
}

/* LEFT: PRODUCT IMAGE */
.product-image img {
    width: 100%;
    border-radius: 6px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

/* RIGHT: PRODUCT INFORMATION */
.product-info h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
}

.product-info .price {
    color: #007aff;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
}

.product-info button {
    background: #007aff;
    color: white;
    padding: 12px 22px;
    border-radius: 5px;
    border: none;
    font-size: 16px;
    cursor: pointer;
    margin: 15px 0;
    transition: 0.2s;
}

.product-info button:hover {
    background: #005fcc;
}

/* --- DESCRIPTION BOX --- */
.desc-box {
    background: #3b3b3b;
    padding: 25px;
    border-radius: 6px;
    width: 90%;
    max-width: 800px;
    margin: 60px auto;
    color: white;
}

.desc-box .inner {
    background: #ffeb3b;
    padding: 20px;
    border-radius: 5px;
    color: #111;
}

/* --- DESCRIPTION / FEATURES SECTION --- */
.section-title {
    font-size: 22px;
    font-weight: 700;
    margin: 30px 0 10px 0;
}

.section-content {
    font-size: 16px;
    margin-bottom: 20px;
}

.features-list ul {
    list-style: inside square;
    margin-left: 10px;
    font-size: 16px;
}

footer {
    margin-top: 80px;
    padding: 20px;
    background: #f2f2f2;
    text-align: center;
    font-size: 14px;
}

/* RESPONSIVE */
@media(max-width: 900px) {
    .product-wrapper {
        grid-template-columns: 1fr;
    }
}