/* === GLOBAL === */
body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #3a7bd5, #00d2ff);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* === LOGIN BOX === */
.login-box {
    background: white;
    padding: 30px 35px;
    width: 320px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    text-align: center;
    animation: show 0.4s ease-out;
}

@keyframes show {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-box h2 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 22px;
    color: #333;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: 0.2s;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #3a7bd5;
    outline: none;
}

button {
    width: 100%;
    background: #3a7bd5;
    border: none;
    padding: 12px;
    margin-top: 10px;
    border-radius: 8px;
    color: white;
    font-size: 15px;
    cursor: pointer;
    transition: 0.2s;
}

button:hover {
    background: #2d5ca8;
}

p.message {
    margin-top: 15px;
    font-size: 14px;
    color: #b00020;
}

/* RESPONSYWNOŚĆ */
@media (max-width: 400px) {
    .login-box {
        width: 90%;
        padding: 20px;
    }
}