:root {
    --primary: #862682; /* main purple-magenta */
    --primary-dark: #6b1f67;
    --dark-bg: #0e1217;
    --dark-panel: #1a1f28;
    --dark-border: #2d3748;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.professional-editor {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header Styles */
.editor-header {
    background: var(--dark-panel);
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--dark-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand i {
    font-size: 24px;
    color: var(--primary);
}

.brand span {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.action-btn {
    background: var(--dark-border);
    color: var(--text-primary);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.action-btn:hover {
    background: #313a45;
}

.action-btn.primary {
    background: var(--primary);
}

.action-btn.primary:hover {
    background: var(--primary-dark);
}

.action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Main Content */
.editor-main {
    display: flex;
    flex: 1;
    overflow: hidden;
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
}

/* Tools Panel */
.tools-panel {
    width: 280px;
    background: var(--dark-panel);
    padding: 20px;
    border-right: 1px solid var(--dark-border);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tool-item span {
    color: #ffffff; /* or var(--text-primary) if you're using your theme variables */
}


.panel-section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 16px;
}

.panel-section h3 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-section h3 i {
    color: var(--primary);
}

.tool-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.tool-item {
    background: var(--dark-border);
    border-radius: 10px;
    padding: 16px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border: 2px solid transparent;
}

.tool-item:hover {
    background: #313a45;
}

.tool-item.active {
    border-color: var(--primary);
    background: rgba(134, 38, 130, 0.15);
}

.tool-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 8px;
    font-size: 18px;
}

.tool-icon.bg-red {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.tool-icon.bg-blue {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.tool-icon.bg-purple {
    background: linear-gradient(135deg, #a855f7, #7c3aed);
    color: #581c87; /* rich royal purple */

}

.tool-icon.bg-orange {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.tool-item span {
    font-size: 12px;
    font-weight: 500;
}

/* Parameters Panel */
.parameters-panel {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 16px;
}

.param-group {
    margin-bottom: 20px;
    display: none;
}

.param-group.active {
    display: block;
}

.param-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.param-input {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    background: var(--dark-border);
    border: 1px solid #313a45;
    color: var(--text-primary);
    font-size: 14px;
}

.param-input:focus {
    outline: none;
    border-color: var(--primary);
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slider {
    flex: 1;
    -webkit-appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--dark-border);
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
}

.slider-value {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
}

.position-buttons {
    display: flex;
    gap: 8px;
}

.position-btn {
    flex: 1;
    padding: 10px;
    background: var(--dark-border);
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.position-btn.active {
    background: var(--primary);
}

.apply-button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
}

.apply-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.apply-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.apply-button .spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Canvas Panel */
.canvas-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: var(--dark-bg);
    overflow: auto;
}

.canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.canvas-tabs {
    display: flex;
    background: var(--dark-panel);
    border-radius: 10px;
    padding: 4px;
}

.canvas-tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.canvas-tab.active {
    background: var(--primary);
    color: white;
}

.view-controls {
    display: flex;
    gap: 12px;
}

.view-btn {
    background: var(--dark-panel);
    border: 1px solid var(--dark-border);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.view-btn:hover {
    background: var(--dark-border);
}

.canvas-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.upload-zone {
    border: 2px dashed var(--dark-border);
    border-radius: 16px;
    padding: 60px 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    max-width: 500px;
    width: 100%;
}

.upload-zone:hover {
    border-color: var(--primary);
    background: rgba(134, 38, 130, 0.1);
}

.upload-zone i {
    font-size: 48px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.upload-zone h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.upload-zone p {
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.upload-zone span {
    font-size: 14px;
    color: var(--text-secondary);
}

.image-comparison {
    display: flex;
    gap: 20px;
    width: 100%;
    max-width: 1000px;
}

.image-container {
    flex: 1;
    background: var(--dark-panel);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.image-header {
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--dark-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.image-header span{
     color: #ffffff;
    
}

.image-header h4 {
    font-size: 16px;
    color: var(--text-secondary);
}

.image-content {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.preview-image {
    max-width: 100%;
    max-height: 500px;
    border-radius: 8px;
    display: none;
}

.image-placeholder {
    text-align: center;
    color: var(--text-secondary);
}

.image-placeholder i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

/* Info Panel */
.info-panel {
    width: 280px;
    background: var(--dark-panel);
    padding: 20px;
    border-left: 1px solid var(--dark-border);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.history-section h4,
.image-info h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.history-stack {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.history-item {
    background: var(--dark-border);
    padding: 12px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.history-item span{
    color: white;
    
}

.history-item i {
    color: var(--primary);
}

.info-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.info-item span{
    color: white;
    
}


.info-item span:first-child {
    color: var(--text-secondary);
}

.info-item span:last-child {
    font-weight: 500;
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 8px;
    background: var(--dark-panel);
    border-left: 4px solid var(--primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transform: translateX(150%);
    transition: transform 0.3s ease;
    z-index: 1000;
    color: #fff;
}

.toast.show {
    transform: translateX(0);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.success {
    border-left-color: var(--success);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .image-comparison {
        flex-direction: column;
    }

    .tools-panel,
    .info-panel {
        width: 240px;
    }
}

@media (max-width: 768px) {
    .editor-main {
        flex-direction: column;
    }

    .tools-panel,
    .info-panel {
        width: 100%;
        border-right: none;
        border-left: none;
    }

    .tools-panel {
        border-bottom: 1px solid var(--dark-border);
    }

    .info-panel {
        border-top: 1px solid var(--dark-border);
    }

    .tool-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Detach Button Styles */
.image-controls {
    display: flex;
    gap: 10px;
}

#detachImageBtn {
    background: var(--danger);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s ease;
}

#detachImageBtn:hover {
    background: #dc2626;
}

/* Upload Zone when hidden */
.upload-zone.hidden {
    display: none;
}

/* Image comparison when hidden */
.image-comparison.hidden {
    display: none;
}