@import url('https://fonts.googleapis.com/css2?family=Lato:ital,wght@0,100;0,300;0,400;0,700;0,900;1,100;1,300;1,400;1,700;1,900&display=swap');
body {
    font-family: 'Lato', sans-serif;
    line-height: 1.6;
    margin: 0;
    background: #fbf4de;
    color: #333;
    transition: background 0.3s, color 0.3s;
}

h1 {
    margin: 0;
    font-size: 1.8em;
}

#content {
    margin: 20px;
    min-height: 300px;
    transition: background 0.3s, color 0.3s;
}

button {
    padding: 10px 20px;
    margin: 5px;
    background-color: #c982ed;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #b663e0;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.upload-btn {
    background-color: #1b60d0;
}

.upload-btn:hover {
    background-color: #051289;
}

.controls {
    text-align: center;
    margin: 10px 0;
}

.nav-btn {
    padding: 15px 35px; 
    font-size: 17px;    
    border-radius: 10px; 
    transition: background-color 0.3s ease;
}

.header {
    display: flex;
    justify-content: space-between; 
    align-items: center;
    padding: 10px 20px;
    background-color: #9dc5e2;
    border-bottom: 1px solid #ddd;
}

.header h1 {
    margin: 0;
}

.header button {
    padding: 8px 12px;
    background-color: #c982ed;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

.header button:hover {
    background-color: #b663e0;
}

.dark-mode {
    background-color: #121212;
    color: #f9f9f9;
}

/*.dark-mode #content {
    background-color: #1e1e1e;
    color: #f9f9f9;
}*/

.dark-mode button {
    background-color: #666;
    color: #f9f9f9;
}

.dark-mode button:hover {
    background-color: #555;
}

.dark-mode .header {
    background-color: #1e1e1e;
}

.dark-mode .header button {
    background-color: #666;
    color: #f9f9f9;
}

.dark-mode .header button:hover {
    background-color: #555;
}

.intro {
    text-align: center;
    margin: 40px auto;
    max-width: 600px;
    font-size: 1.1em;
    color: #555;
}

.intro h2 {
    font-size: 1.8em;
    margin-bottom: 10px;
    color: #333;
}

.dark-mode .intro {
    color: #f9f9f9;
}

.home-link {
    text-decoration: none; 
    color: #333; 
    transition: color 0.3s ease; 
}

.home-link:hover {
    color: #ffffff; 
}

.dark-mode .home-link:hover {
    color: #ffffff; 
}

.dark-mode h1,
.dark-mode .home-link {
    color: #ffffff;
}

.centered-form {
    display: flex;
    align-items: center;
    justify-content: center;
}

.centered-form input[type="file"] {
    margin-bottom: 10px; 
}

.centered-form button {
    margin-top: 5px; 
}