body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    background: #181818;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(120deg, #222 80%, #e63946 100%);

}

.login-card {
    background: #222;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 2px 12px #0005;
    max-width: 350px;
    width: 100%;
    text-align: center;
}

.login-card h2 {
    color: #e63946;
    margin-bottom: 25px;
    font-size: 1.8em;
    letter-spacing: 1px;
}

.login-card form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.login-card input[type="text"],
.login-card input[type="password"],
.login-card input[type="email"],
.login-card input[type="number"] {
    padding: 12px 14px;
    border-radius: 6px;
    border: none;
    background: #181818;
    color: #fff;
    font-size: 1em;
    outline: none;
    transition: 0.2s;
}

.login-card input:focus {
    background: #232323;
    box-shadow: 0 0 0 2px #e63946cc;
    border: 1px solid #e63946;
}

.login-card input[type="submit"] {
    background: #e63946;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 12px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}

.login-card input[type="submit"]:hover {
    background: #c92c3a;
}

.alert {
    list-style: none;
    padding: 0;
    margin: 0 0 15px 0;
}

.alert li {
    background: #c92c3a;
    color: #fff;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 8px;
    font-size: 0.95em;
    text-align: left;
}

.switch-link {
    margin-top: 18px;
    font-size: 0.95em;
    color: #ccc;
}

.switch-link a {
    color: #e63946;
    text-decoration: none;
    font-weight: bold;
}

.switch-link a:hover {
    text-decoration: underline;
}