/* Main container */
.irct-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

/* Upload area */
.irct-upload-area {
    border: 2px dashed #ccc;
    padding: 40px;
    text-align: center;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 20px;
}

.irct-upload-area.dragover {
    border-color: #0073aa;
    background-color: rgba(0, 115, 170, 0.05);
}

.irct-upload-hint {
    color: #666;
    font-size: 14px;
    margin-top: 10px;
}

/* Buttons */
.irct-btn {
    display: inline-block;
    padding: 8px 16px;
    background: #f7f7f7;
    border: 1px solid #ccc;
    border-radius: 3px;
    color: #555;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
    transition: all 0.3s;
}

.irct-btn:hover {
    background: #f0f0f0;
    border-color: #999;
    color: #23282d;
}

.irct-btn-primary {
    background: #0073aa;
    border-color: #006799;
    color: #fff;
}

.irct-btn-primary:hover {
    background: #006799;
    border-color: #005d8a;
    color: #fff;
}

.irct-btn-secondary {
    background: #f0f0f0;
    border-color: #ccc;
    color: #555;
}

.irct-btn-secondary:hover {
    background: #e5e5e5;
    border-color: #999;
}

/* Image containers */
.irct-image-container, .irct-result-image-container {
    margin-bottom: 20px;
    text-align: center;
}

.irct-image-container img, .irct-result-image-container img {
    max-width: 100%;
    max-height: 500px;
    display: block;
    margin: 0 auto;
}

/* Controls */
.irct-controls {
    background: #f9f9f9;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.irct-dimension-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 15px;
}

.irct-dimension-group {
    flex: 1;
    min-width: 150px;
}

.irct-dimension-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    font-size: 13px;
}

.irct-dimension-group input, .irct-dimension-group select {
    width: 100%;
    padding: 6px 8px;
    border: 1px solid #ddd;
    border-radius: 3px;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.07);
}

.irct-action-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.irct-result-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

/* Loading indicator */
.irct-loading {
    text-align: center;
    padding: 40px;
}

.irct-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: #0073aa;
    animation: irct-spin 1s ease-in-out infinite;
    margin-bottom: 15px;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .irct-dimension-controls {
        flex-direction: column;
        gap: 10px;
    }
    
    .irct-action-buttons, .irct-result-actions {
        flex-direction: column;
    }
    
    .irct-btn {
        width: 100%;
        text-align: center;
    }
}