body {
    margin: 0;
    padding: 0;
    background: #0a0f24;
    font-family: Arial, sans-serif;
    color: white;
}

.container {
    max-width: 380px;
    margin: 60px auto;
    padding: 25px;
    background: rgba(0, 0, 0, 0.35);
    border: 2px solid #00aaff;
    border-radius: 12px;
    box-shadow: 0 0 20px #00aaff;
}

h1 {
    text-align: center;
    margin-bottom: 10px;
}

.subtitle {
    text-align: center;
    font-size: 14px;
    margin-bottom: 25px;
    color: #bcd7ff;
}

label {
    display: block;
    margin-top: 15px;
    margin-bottom: 5px;
}

input {
    width: 100%;
    padding: 10px;
    border-radius: 6px;
    border: none;
    margin-bottom: 10px;
    font-size: 16px;
}

.btn {
    width: 100%;
    padding: 12px;
    background: #00aaff;
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 18px;
    cursor: pointer;
    margin-top: 10px;
    box-shadow: 0 0 10px #00aaff;
}

.btn:hover {
    background: #0090dd;
}

#error-msg {
    color: #ff6b6b;
    font-size: 14px;
    min-height: 20px;
}

.link {
    text-align: center;
    margin-top: 20px;
}

.link a {
    color: #00aaff;
    text-decoration: none;
}