:root {
    --bg-color: #ffffff;
    --text-color: #212529;
    --table-stripe: rgba(0,0,0,.05);
    --modal-bg: rgba(0,0,0,0.8);
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --table-stripe: #1e1e1e;
    --modal-bg: rgba(0,0,0,0.9);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: var(--modal-bg);
}

.modal-content {
    background-color: var(--bg-color);
    margin: 5% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    height: 80%;
    position: relative;
    border-radius: 8px;
}

.close-modal {
    position: absolute;
    right: 20px;
    top: 10px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-color);
}

iframe#mapIframe {
    width: 100%;
    height: 95%;
    border: none;
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px;
    cursor: pointer;
    border-radius: 50%;
    border: 1px solid #ccc;
    background: var(--bg-color);
    color: var(--text-color);
}