/* General Styles */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
}

h1, h2 {
    color: #333;
    text-align: center;
}

header {
    background-color: #007bff;
    color: #fff;
    padding: 1em 0;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
}

footer {
    background-color: #343a40;
    color: #fff;
    text-align: center;
    padding: 1em 0;
    bottom: 0;
    width: 100%;
    font-size: 0.9rem;
}

/* Buttons */
button, input[type="submit"] {
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

button:hover, input[type="submit"]:hover {
    background-color: #0056b3;
}

button.btn-danger {
    background-color: #dc3545;
}

button.btn-danger:hover {
    background-color: #c82333;
}

/* Form Styles */
form {
    margin: 2em auto;
    padding: 1.5em;
    max-width: 400px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

form label {
    display: block;
    font-weight: bold;
    margin-bottom: 0.5em;
}

form input, form select {
    width: 100%;
    padding: 10px;
    margin-bottom: 1em;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

form input[type="submit"] {
    width: 100%;
}

/* Tables */
table {
    width: 90%;
    margin: 2em auto;
    border-collapse: collapse;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
}

table th {
    background-color: #007bff;
    color: #fff;
    font-weight: bold;
}

table tr:nth-child(even) {
    background-color: #f2f2f2;
}

table tr:hover {
    background-color: #f1f1f1;
}

/* Navigation Links */
ul {
    list-style-type: none;
    padding: 0;
    margin: 2em auto;
    max-width: 400px;
    text-align: center;
}

ul li {
    margin: 0.5em 0;
}

ul li a {
    text-decoration: none;
    color: #007bff;
    font-size: 1rem;
    transition: color 0.3s ease;
}

ul li a:hover {
    color: #0056b3;
}

/* Login Page */
.login-container {
    max-width: 400px;
    margin: 5em auto;
    background-color: #fff;
    padding: 2em;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.login-container h1 {
    margin-bottom: 1em;
    font-size: 1.5rem;
}

.error {
    color: #dc3545;
    font-size: 0.9rem;
    margin-bottom: 1em;
    text-align: center;
}

/* Admin and POS Dashboard */
main {
    padding: 2em;
    text-align: center;
}

main ul {
    display: inline-block;
    text-align: left;
}

main ul li {
    margin: 0.8em 0;
}

main ul li a {
    font-weight: bold;
    color: #007bff;
}

main ul li a:hover {
    color: #0056b3;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }

    form, table {
        width: 100%;
    }

    button, input[type="submit"] {
        font-size: 0.9rem;
        padding: 8px 15px;
    }

    table th, table td {
        padding: 8px;
    }
}

/* Network Toast Styles */
.network-toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: red;
    color: white;
    padding: 12px 20px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
    z-index: 1000;
}

/* Slide-in effect */
.network-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(-10px);
}

.update-popup {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #222;
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
}

.update-popup button {
    background: #ff9800;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
}
#update-button {
    background: #007bff;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    display: block;
    margin: 20px auto;
}

#update-button:hover {
    background: #0056b3;
}