body {
    font-family: Arial, sans-serif;
    background: linear-gradient(to right, #0f2027, #203a43, #2c5364);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    color: white;
}

.container {
    background: rgba(255, 255, 255, 0.12);
    padding: 30px;
    border-radius: 20px;
    width: 380px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
    backdrop-filter: blur(6px);
}

h1, h2 {
    text-align: center;
    margin-bottom: 20px;
}

label {
    display: block;
    margin-top: 10px;
    margin-bottom: 6px;
    font-size: 16px;
}

input {
    width: 100%;
    padding: 12px;
    margin-bottom: 14px;
    border: none;
    border-radius: 10px;
    box-sizing: border-box;
    font-size: 15px;
}

button, .btn-link {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: #1ec8ff;
    color: black;
    font-weight: bold;
    cursor: pointer;
    font-size: 16px;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    box-sizing: border-box;
}

button:hover, .btn-link:hover {
    opacity: 0.9;
}

.success-text {
    text-align: center;
    margin-bottom: 20px;
}

.result-box p {
    font-size: 18px;
    margin: 12px 0;
    word-break: break-word;
}

.back-link {
    margin-top: 15px;
}