@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&display=swap');

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

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #e8e8e8;
}

.container {
    width: 90%;
    max-width: 350px;
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    text-align: center;
}

h1 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
    font-weight: 500;
}

input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    outline: none;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

input:focus {
    border-color: #6c63ff;
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

#qrimg {
    width: 180px;
    height: 180px;
    margin: 0 auto;

    background: white;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #eee;
    transition: all 0.3s ease;
    opacity: 0;
}

#qrimg.show {
    opacity: 1;
}

button {
    background-color: #6c63ff;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

button:hover {
    background-color: #5a52e0;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(108, 99, 255, 0.2);
}

button:active {
    transform: translateY(0);
}