* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    max-width: 1000px;
    margin: auto;
}

.book-card {
    background: white;
    border-radius: 20px;
    padding: 25px;
    text-align: center;
    width: 300px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.book-card img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 15px;
}

.book-card h1 {
    color: #2c5e2c;
    font-size: 24px;
}

.book-card p {
    color: #666;
    margin: 10px 0;
}

.price {
    font-size: 32px;
    font-weight: bold;
    color: #e67e22;
    margin: 15px 0;
}

.order-form {
    background: white;
    border-radius: 20px;
    padding: 25px;
    width: 350px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.order-form h2 {
    color: #2c5e2c;
    margin-bottom: 20px;
}

.order-form input, .order-form textarea {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.order-form button {
    width: 100%;
    padding: 12px;
    background: #e67e22;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
}

.order-form button:hover {
    background: #d35400;
}

#status {
    margin-top: 15px;
    text-align: center;
    font-size: 14px;
}

#orderBtn {
    background: #2c5e2c;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
}

@media (max-width: 700px) {
    .container {
        flex-direction: column;
        align-items: center;
    }
}