body {
    background: linear-gradient(to bottom right, #1f1f2e, #2c2c3a);
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: #eee;
}

.login-container {
    background: #2a2a3a;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 380px;
    text-align: center;
    border: 1px solid #444;
}

.logo {
    max-width: 120px;
    margin-bottom: 20px;
}

.login-container h2 {
    margin-bottom: 25px;
    font-size: 24px;
    color: #f0f0f0;
}

.input-group {
    display: flex;
    align-items: center;
    border: 1px solid #555;
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 20px;
    background: #3a3a4a;
}

.input-group .icon {
    margin-right: 10px;
    font-size: 18px;
    color: #bbb;
}

.input-group input {
    border: none;
    outline: none;
    font-size: 16px;
    width: 100%;
    background: transparent;
    color: #fff;
}

input::placeholder {
    color: #aaa;
}

button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #5c8df6;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
    width: 100%;
}

button .icon {
    margin-right: 8px;
    font-size: 16px;
}

button:hover {
    background-color: #3f6fd1;
}

@media screen and (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
    }

    .logo {
        max-width: 90px;
        margin-bottom: 15px;
    }
}