/* Model Viewer Container */
.i3dmv-model-viewer {
    position: relative;
    background: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    min-height: 600px;
}

/* Model Viewer Element */
.i3dmv-model-viewer model-viewer {
    width: 100%;
    height: 100%;
    min-height: 600px;
    position: absolute;
    top: 0;
    left: 0;
    outline: none;
    --poster-color: transparent;
    --progress-bar-color: #007cba;
    --progress-mask: #ffffff;
    --progress-bar-height: 2px;
    
    /* Camera control styles */
    --camera-orbit: "auto auto auto";
    --min-camera-orbit: "auto auto auto";
    --max-camera-orbit: "auto auto auto";
    --min-field-of-view: "auto";
    --max-field-of-view: "auto";
    --interaction-prompt-threshold: 3000;
    --interaction-prompt-style: basic;
}

/* Loading Spinner */
.i3dmv-loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1;
}

.i3dmv-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: #007cba;
    border-radius: 50%;
    animation: i3dmv-spin 1s linear infinite;
}

@keyframes i3dmv-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Error Message */
.i3dmv-error-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 10px 20px;
    border-radius: 4px;
    text-align: center;
    z-index: 2;
}

/* Model List Grid */
.i3dmv-models-container {
    display: grid;
    gap: 20px;
    margin: 20px 0;
}

.i3dmv-grid-layout {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.i3dmv-list-layout .i3dmv-model-item {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 20px;
    align-items: center;
}

/* Model Item */
.i3dmv-model-item {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.2s ease-in-out;
}

.i3dmv-model-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.i3dmv-model-preview {
    position: relative;
    width: 100%;
    height: 200px;
    background: #f5f5f5;
}

.i3dmv-model-title {
    margin: 10px 15px;
    font-size: 1.2em;
}

.i3dmv-model-title a {
    color: #333;
    text-decoration: none;
}

.i3dmv-model-title a:hover {
    color: #4a90e2;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .i3dmv-list-layout .i3dmv-model-item {
        grid-template-columns: 1fr;
    }

    .i3dmv-model-preview {
        height: 250px;
    }
}

/* Style the model viewer parts */
.i3dmv-model-viewer model-viewer::part(default-progress-bar) {
    background-color: #007cba;
}

.i3dmv-model-viewer model-viewer::part(default-progress-mask) {
    background-color: #ffffff;
}

.i3dmv-model-viewer model-viewer::part(control-button) {
    background-color: #007cba;
    color: white;
}

.i3dmv-model-viewer model-viewer::part(ar-button) {
    background-color: #007cba;
    color: white;
    border-radius: 4px;
    padding: 8px 16px;
}

.i3dmv-model-viewer model-viewer::part(interaction-prompt) {
    --interaction-prompt-color: #007cba;
    opacity: 0.9;
}

/* Ensure proper touch handling on mobile */
@media (hover: none) {
    .i3dmv-model-viewer model-viewer {
        touch-action: pan-y;
        -webkit-user-select: none;
        user-select: none;
    }
}