:root {
    --green-btn: #4CAF50;
    --blue-btn: #2196F3;
    --orange-btn: #FF9800;
    --red-btn: #F44336;
    --white-bg: #FFFFFF;
    --black-text: #000000;
    --border-color: #000000;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--black-text);
    color: var(--black-text);
    height: 100vh;
    overflow: hidden;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

.main-layout {
    display: flex;
    flex-direction: row;
    width: 100vw;
    height: 100vh;
}

.analysis-result-area {
    flex: 2;
    background-color: var(--white-bg);
    border: 5px solid var(--border-color);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 20px;
}

.analysis-title {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--black-text);
    margin: 0;
    text-align: center;
}

.detected-number {
    font-size: 4em;
    font-weight: bold;
    color: var(--blue-btn);
}

.side-panel {
    flex: 1;
    width: 35vw;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    background-color: var(--black-text);
    border-left: 5px solid var(--border-color);
    padding: 20px;
    gap: 10px;
}

.top-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 10vh;
    gap: 10px;
}

.action-buttons-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    height: 20vh;
    gap: 10px;
}

#detect-button {
    grid-column: 1;
    grid-row: 1;
}

#ss-button {
    grid-column: 1;
    grid-row: 2;
}

#capture-button {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.btn, .btn-full-height {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    font-weight: bold;
    color: var(--black-text);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
    user-select: none;
}

.btn:active {
    transform: translateY(1px);
}

.btn.blue { background-color: var(--blue-btn); }
.btn.orange { background-color: var(--orange-btn); }
.btn.red { background-color: var(--red-btn); }

#ss-button.ss-mode-on {
    background-color: var(--orange-btn);
}

#ss-button.ss-mode-off {
    background-color: #888;
}

.ss-settings {
    display: flex;
    flex-direction: column;
    gap: 5px;
    color: white;
}

.ss-settings input[type="text"] {
    padding: 8px;
    border-radius: 4px;
    border: 1px solid #ccc;
    background-color: #333;
    color: white;
}

.image-counter {
    color: white;
    text-align: center;
    font-size: 1.2em;
}

.camera-preview-area {
    flex-grow: 1;
    background-color: var(--black-text);
    border: 5px solid var(--border-color);
    border-top: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    position: relative;
}

.camera-preview-title {
    font-size: 1.2em;
    font-weight: bold;
    color: var(--white-bg);
    margin: 0;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
}

#video-feed, #photo-canvas, #current-photo {
    width: 100%;
    height: 100%;
    background-color: #000;
    object-fit: cover;
    display: block;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white-bg);
}

.progress-bar {
    width: 80%;
    height: 10px;
    background-color: #555;
    border-radius: 5px;
    margin-top: 10px;
}

#progress-bar-fill {
    height: 100%;
    width: 0%;
    background-color: var(--green-btn);
    border-radius: 5px;
    transition: width 0.3s;
}

#target-numbers-display {
    color: var(--black-text);
    font-size: 1.5em;
    font-weight: bold;
    text-align: center;
    margin-bottom: 10px;
}

.cropped-images-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
    justify-content: center;
}

.cropped-images-container img {
    border: 2px solid #ddd;
    border-radius: 5px;
}

@media screen and (max-width: 600px) {
    .main-layout {
        flex-direction: column;
    }
    .analysis-result-area, .side-panel {
        width: 100%;
        max-width: none;
    }
    .side-panel {
        border-left: none;
        border-top: 5px solid var(--border-color);
    }
}