@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css');

:root {
    --background-color: #f5f7fa;
    --container-background-color: #ffffff;
    --text-color: #333;
    --input-background: #f9f9f9;
    --primary-color: #007bff;
    --button-hover-color: #0056b3;
    --header-footer-background: #1a1a1a;
    --header-footer-text: white;
    --error-color: #dc3545;
}

[data-theme="dark"] {
    --background-color: #121212;
    --container-background-color: #2a2a3a;
    --text-color: #e0e0e0;
    --input-background: #1e1e1e;
    --primary-color: #bb86fc;
    --button-hover-color: #3700b3;
    --header-footer-background: #333;
    --header-footer-text: #ffffff;
    --error-color: #cf6679;
}

/* Global Styles */
body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

header, footer {
    background-color: var(--header-footer-background);
    color: var(--header-footer-text);
    width: 100%;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    z-index: 1000;
}

header {
    top: 0;
}

footer {
    bottom: 0;
}

.content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding-bottom: 70px;
    text-align: center;
}

.container {
    background-color: var(--container-background-color);
    padding: 2rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    width: 100%;
    max-width: 400px;
    margin: 1rem auto;
    transition: background-color 0.3s, color 0.3s;
}

h1 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

input[type="text"], input[type="password"] {
    width: calc(100% - 16px);
    padding: 0.75rem;
    margin: 0 auto 1rem auto;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
    transition: background-color 0.3s, color 0.3s;
    display: block;
}

.error {
    color: var(--error-color);
    margin-bottom: 1rem;
}

/* Button Styles */
button {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}

button:hover {
    color: var(--button-hover-color); /* Hover color adjustment */
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--header-footer-text);
    transition: color 0.3s;
}

.theme-toggle.light {
    color: #fbc02d;
}

.theme-toggle:hover {
    color: #fbc02d;
}

/* Action Area for Buttons */
.action-area {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 10px 20px;
    margin-top: 100px;
}

@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }
}