body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: #f9f9f9;
}

/* NAV */
.nav {
    display: flex;
    justify-content: space-between;
    padding: 15px 30px;
    background: black;
    color: white;
}

.nav-btn {
    background: #25D366;
    padding: 8px 15px;
    color: white;
    text-decoration: none;
}

/* HERO */
.hero {
    height: 500px;
    background: url('sofa-1.png') center/cover no-repeat;
    position: relative;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.btn {
    background: #25D366;
    padding: 12px 25px;
    color: white;
    text-decoration: none;
    margin-top: 10px;
}

/* CATEGORY */
.category {
    padding: 40px;
    text-align: center;
}

.cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.cat-card {
    position: relative;
}

.cat-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.cat-card span {
    position: absolute;
    bottom: 10px;
    left: 10px;
    color: white;
    font-size: 20px;
}

/* PRODUCTS */
.products {
    padding: 40px;
    text-align: center;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    transition: 0.4s;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.card:hover {
    transform: scale(1.05);
}

.card h3 {
    padding: 15px;
}

/* WHY */
.why {
    padding: 40px;
    text-align: center;
    background: #222;
    color: white;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
    gap: 20px;
}

/* CONTACT */
.contact {
    text-align: center;
    padding: 30px;
}

/* FOOTER */
footer {
    background: black;
    color: white;
    text-align: center;
    padding: 10px;
}

/* WHATSAPP */
.whatsapp {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    padding: 15px;
    border-radius: 50%;
    color: white;
    text-decoration: none;
}