* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #0a2d6e;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 24px 16px;
}

.login-container {
    background-color: #fff;
    padding: 36px 28px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 380px;
    text-align: center;
}

.login-logo {
    width: 140px;
    margin-bottom: 24px;
}

.login-container h2 {
    margin-bottom: 24px;
    color: #0a2d6e;
    font-size: 1.4rem;
}

.form-group {
    margin-bottom: 18px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: #555;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 14px 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    -webkit-appearance: none;
}

.form-group input:focus {
    outline: none;
    border-color: #0a2d6e;
    box-shadow: 0 0 0 2px rgba(10, 45, 110, 0.15);
}

.btn {
    width: 100%;
    padding: 14px;
    background-color: #0a2d6e;
    border: none;
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    margin-top: 8px;
    -webkit-tap-highlight-color: transparent;
}

.btn:hover,
.btn:active {
    background-color: #083080;
}

.flash-message {
    color: #c0392b;
    background-color: #fdecea;
    border-radius: 6px;
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}