body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', sans-serif;
}

.signup-container {
    background: rgba(255, 255, 255, 0.9);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.signup-container h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    outline: none;
}

.url-preview {
    font-size: 0.85rem;
    color: #666;
    margin-top: 5px;
}

.availability-status {
    font-size: 0.85rem;
    font-weight: bold;
    margin-top: 5px;
}

.btn-signup {
    width: 100%;
    padding: 12px;
    background: #764ba2;
    border: none;
    color: white;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s;
}

.btn-signup:hover {
    background: #5a3a80;
}
/* আগের কোড ঠিক থাকবে, শুধু এই অংশগুলো নিশ্চিত করুন */
.signup-container p a:hover {
    text-decoration: underline;
}

input[type="password"] {
    letter-spacing: 2px;
}

.availability-status {
    height: 15px;
    margin-bottom: 5px;
}