body {
    align-items: center;
    background-color: #f9f9f9;
    display: flex;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    height: 100vh;
    justify-content: center;
    margin: 0;
}

.login-box {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
    max-width: 350px;
    padding: 2.5rem;
    text-align: center;
    width: 100%;
}

h2 {
    color: #333;
    margin-bottom: 1.5rem;
    margin-top: 0;
}

.form-group {
    margin-bottom: 15px;
    text-align: left;
}

.form-label {
    color: #666;
    display: block;
    font-size: 0.9rem;
}

.label-text {
    display: block;
    margin-bottom: 5px;
}

input[type="text"],
input[type="password"] {
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    display: block;
    font-size: 1rem;
    padding: 12px;
    transition: border-color 0.2s;
    width: 100%;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #0b57d0;
    outline: none;
}

button {
    background: #0b57d0;
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    margin-top: 10px;
    padding: 12px;
    transition: background 0.2s;
    width: 100%;
}

button:hover {
    background: #0842a0;
}

.error-msg {
    background-color: #fdecea;
    border-radius: 6px;
    color: #d32f2f;
    font-size: 0.85rem;
    margin-bottom: 15px;
    padding: 10px;
}