body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #1a1a1a;
    color: #e0e0e0;
    overflow: hidden; /* Hide scrollbars */
}

.container {
    display: flex;
    flex-direction: row;
    height: 100vh;
}

/* Sidebar UI */
.sidebar {
    width: 350px;
    background-color: #0a0a0a;
    padding: 30px;
    box-shadow: 5px 0 15px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    z-index: 10;
}

.title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ffff; /* Cyan */
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 2px solid #00ffff;
    padding-bottom: 10px;
}

.widget {
    margin-bottom: 40px;
}

.widget-title {
    font-size: 1rem;
    font-weight: 300;
    color: #999;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.widget-value {
    font-size: 2.2rem;
    font-weight: 700;
    margin: 0;
    line-height: 1;
}

#mood-value {
    color: #00ffff; /* Cyan */
}

/* Posture colors */
.good {
    color: #00ff00; /* Green */
}
.bad {
    color: #ff0000; /* Red */
}

.widget-feedback {
    font-size: 1rem;
    font-weight: 300;
    color: #e0e0e0;
    line-height: 1.6;
    margin: 0;
}

/* Video Feed */
.video-container {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #1a1a1a;
}

.video-container img {
    height: 100%;
    width: auto;
}