body {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-y: auto;
}
h1 {
    margin: 10px 0 5px 0;
    font-size: 24px;
}
#progress {
    margin-bottom: 10px;
    font-size: 18px;
}
#bigImage {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid #333;
    background-color: #fff;
    padding: 3px;
    max-width: 90vw; /* Utilize more screen width */
    box-sizing: border-box;
    border-radius: 10px;
}
.row {
    display: flex;
    justify-content: center;
    width: 100%;
    flex-wrap: nowrap;
    gap: 10px;
}
.image-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 3px;
}
.frame-label {
    font-weight: bold;
    margin-bottom: 5px;
    background: #ddd;
    padding: 2px 5px;
    border-radius: 3px;
}
.smallImage {
    cursor: crosshair;
    margin: 3px;
    border: 1px solid #ddd;
    background-color: #fff;
}
.button-container {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
    justify-content: center;
}
button {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s;
}
button:hover {
    background-color: #0056b3;
}
#occludedButton.active {
    background-color: #28a745 !important;
}
#magnifier {
    border: 1px solid #000;
    border-radius: 50%;
    position: absolute;
    display: none;
    pointer-events: none;
    width: 100px;
    height: 100px;
    overflow: hidden;
    z-index: 9999;
}
.control-panel {
    margin-top: 10px;
    text-align: center;
}
#zoom-slider {
    width: 300px;
}

/* Category toggle as a segmented control */
.category-toggle-container {
    margin: 10px 0;
    width: 200px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ccc;
    border-radius: 20px;
    padding: 5px;
    box-sizing: border-box;
    border: 2px solid #000;
    cursor: pointer;
    user-select: none;
}
.category-option {
    flex: 1;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    position: relative;
    color: #000;
}
.category-option.index {
    color: red;
}
.category-option.thumb {
    color: green;
}
.toggle-knob {
    position: absolute;
    top: 3px;
    width: 46%;
    height: calc(100% - 6px);
    background: #fff;
    border-radius: 20px;
    transition: transform 0.3s;
    border: 2px solid #000;
    box-sizing: border-box;
    z-index: 1;
}
/* Initially in index mode: knob on left - adjust as per final desired state */
.category-toggle-container.index-mode .toggle-knob {
    transform: translateX(100%);
}
.category-toggle-container.thumb-mode .toggle-knob {
    transform: translateX(0%);
}
/* Highlight the selected category */
.category-toggle-container.index-mode .category-option.index {
    color: red;
    opacity: 1;
}
.category-toggle-container.index-mode .category-option.thumb {
    opacity: 0.5;
}
.category-toggle-container.thumb-mode .category-option.thumb {
    color: green;
    opacity: 1;
}
.category-toggle-container.thumb-mode .category-option.index {
    opacity: 0.5;
}

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

.info-banner {
    margin: 8px 0;
    padding: 6px 12px;
    background-color: #ffeeba;
    border: 1px solid #f0ad4e;
    border-radius: 6px;
    color: #856404;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 180px;
}

.review-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.review-controls button {
    min-width: 120px;
}

.review-controls .accept {
    background-color: #28a745;
}

.review-controls .accept:hover {
    background-color: #1e7e34;
}

.review-controls .reject {
    background-color: #dc3545;
}

.review-controls .reject:hover {
    background-color: #b21f2d;
}

.review-controls button.active-decision {
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.2);
    transform: translateY(1px);
}

#decisionStatus {
    font-weight: bold;
    margin-top: 12px;
    padding: 8px 14px;
    background-color: #ffffff;
    border-radius: 6px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}