:root {
    --bg-light: #f5f5f5;
    --text-light: #333;
    --panel-light: #fff;
    --bg-dark: #1e1e1e;
    --text-dark: #f5f5f5;
    --panel-dark: #2a2a2a;
    --accent: #4a90e2;
}
[data-theme="light"] {
    --bg: var(--bg-light);
    --text: var(--text-light);
    --panel: var(--panel-light);
}
[data-theme="dark"] {
    --bg: var(--bg-dark);
    --text: var(--text-dark);
    --panel: var(--panel-dark);
}
body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background-color: var(--bg);
    color: var(--text);
    transition: background-color 0.3s, color 0.3s;
}
.controls {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    max-width: 800px;
    margin-bottom: 20px;
    background: var(--panel);
    padding: 15px;
    border-radius: 8px;
}
label { display: flex; flex-direction: column; font-size: 14px; }
input, select, button {
    padding: 5px;
    font-size: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
#status {
    margin-top: 10px;
    font-style: italic;
    color: var(--accent);
    display: none;
}
canvas {
    display: none;
}
video {
    margin-top: 20px;
    max-width: 100%;
    border: 2px solid var(--panel);
    border-radius: 8px;
}
.param-row {
    display: flex;
    gap: 5px;
    align-items: center;
}

.reset-btn {
    cursor: pointer;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 0 6px;
}

#generate {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 16px;
}

#themeToggle {
    margin-bottom: 15px;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    background: var(--accent);
    color: white;
    cursor: pointer;
}