body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #121417;
    color: #E0E0E0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

#toggleThemeBar {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
}

#toggleThemeButton {
    background-color: #1E1E24;        /* dark gray */
    color: #9AE3D6;                   /* light accent */
    border: 1px solid #2A2A2E;        /* subtle dark border */
    padding: 0.5em 1em;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3); /* enhanced shadow for dark mode */
    transition: all 0.2s ease-in-out;
}

#toggleThemeButton:hover {
    background-color: #2A2E36;        /* darker gray on hover */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}






.container {
    text-align: center;
    padding: 20px;
    max-width: 600px;
}

h1 {
    font-size: 3em;
    margin-bottom: 0.2em;
}

h1 span {
    color: #9AE3D6;
}

p {
    font-size: 1.2em;
    margin-bottom: 2em;
    color: #B0B0B0;
}

.btn {
    text-decoration: none;
    background-color: #9AE3D6;
    color: #121417;
    padding: 0.75em 1.5em;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s ease;
}

.btn:hover {
    background-color: #73C9B6;
}