/* ===================================
   LIVE EDITOR CANVAS STYLES
   =================================== */

/* ===== MAIN EDITOR LAYOUT ===== */
.editor-container {
    display: flex;
    height: calc(100vh - var(--header-height));
    overflow: hidden;
}

/* ===== TOOLBAR ===== */
.editor-toolbar {
    background: var(--color-bg-secondary);
    border-bottom: var(--border-width-thin) solid var(--color-border);
    padding: var(--space-3) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    height: var(--toolbar-height);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-sticky);
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ===== CANVAS WORKSPACE ===== */
.canvas-workspace {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-canvas-bg);
    background-image:
        linear-gradient(var(--color-canvas-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-canvas-grid) 1px, transparent 1px);
    background-size: 20px 20px;
    overflow: auto;
    position: relative;
    padding: var(--space-8);
}

.canvas-wrapper {
    position: relative;
    background: white;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-base);
}

.canvas-wrapper.zoom-90 {
    transform: scale(0.9);
}

.canvas-wrapper.zoom-75 {
    transform: scale(0.75);
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* ===== DRAGGABLE ELEMENTS ===== */
.canvas-element {
    position: absolute;
    cursor: move;
    user-select: none;
    transition: box-shadow var(--transition-fast);
    z-index: 1;
    min-width: 50px;
}

.canvas-element:hover {
    outline: 2px dashed var(--color-primary-300);
    outline-offset: 2px;
}

.canvas-element.selected {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
    z-index: 10;
}

.canvas-element.dragging {
    opacity: 0.8;
    cursor: grabbing;
    z-index: 999;
}

/* Element Types */
.canvas-element.text-field {
    padding: var(--space-2);
    background: rgba(255, 255, 255, 0.01);
    min-height: 24px;
}

.canvas-element.image-field {
    border: 2px dashed transparent;
}

.canvas-element.image-field:hover {
    border-color: var(--color-primary-300);
}

.canvas-element.image-field.selected {
    border-color: var(--color-primary-500);
}

.canvas-element.image-field img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
}

/* ===== RESIZE HANDLES ===== */
.resize-handles {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.canvas-element.selected .resize-handles {
    display: block;
}

.resize-handle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--color-primary-500);
    border: 2px solid white;
    border-radius: 50%;
    pointer-events: auto;
    cursor: pointer;
}

.resize-handle.nw {
    top: -5px;
    left: -5px;
    cursor: nw-resize;
}

.resize-handle.ne {
    top: -5px;
    right: -5px;
    cursor: ne-resize;
}

.resize-handle.sw {
    bottom: -5px;
    left: -5px;
    cursor: sw-resize;
}

.resize-handle.se {
    bottom: -5px;
    right: -5px;
    cursor: se-resize;
}

.resize-handle.n {
    top: -5px;
    left: calc(50% - 5px);
    cursor: n-resize;
}

.resize-handle.s {
    bottom: -5px;
    left: calc(50% - 5px);
    cursor: s-resize;
}

.resize-handle.w {
    top: calc(50% - 5px);
    left: -5px;
    cursor: w-resize;
}

.resize-handle.e {
    top: calc(50% - 5px);
    right: -5px;
    cursor: e-resize;
}

/* ===== PROPERTY PANEL ===== */
.property-panel {
    width: var(--property-panel-width);
    background: var(--color-bg-secondary);
    border-left: var(--border-width-thin) solid var(--color-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.property-panel.collapsed {
    width: 0;
    overflow: hidden;
}

.property-section {
    padding: var(--space-4) var(--space-6);
    border-bottom: var(--border-width-thin) solid var(--color-border);
}

.property-section-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
}

.property-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.property-row.column {
    flex-direction: column;
    align-items: stretch;
}

.property-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    min-width: 60px;
}

.property-control {
    flex: 1;
}

/* Alignment Buttons */
.alignment-group {
    display: flex;
    gap: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: var(--border-width-thin) solid var(--color-border);
}

.alignment-btn {
    flex: 1;
    padding: var(--space-2);
    background: var(--color-bg-secondary);
    border: none;
    border-right: var(--border-width-thin) solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.alignment-btn:last-child {
    border-right: none;
}

.alignment-btn:hover {
    background: var(--color-bg-tertiary);
}

.alignment-btn.active {
    background: var(--color-primary-600);
    color: var(--color-text-primary);
}

/* Font Controls */
.font-controls {
    display: flex;
    gap: var(--space-2);
}

.font-style-btn {
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-secondary);
    border: var(--border-width-thin) solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: var(--font-weight-medium);
}

.font-style-btn:hover {
    background: var(--color-bg-tertiary);
}

.font-style-btn.active {
    background: var(--color-primary-600);
    border-color: var(--color-primary-500);
    color: var(--color-text-primary);
}

/* Position Inputs */
.position-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.position-input {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.position-input label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    font-weight: var(--font-weight-semibold);
    min-width: 12px;
}

.position-input input {
    flex: 1;
    padding: var(--space-2);
    background: var(--color-bg-tertiary);
    border: var(--border-width-thin) solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: var(--font-size-xs);
    text-align: center;
}

/* ===== ELEMENT PLACEHOLDER ===== */
.canvas-placeholder {
    position: absolute;
    border: 2px dashed var(--color-primary-400);
    background: rgba(var(--color-primary-rgb, 114, 97, 233), 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-400);
    font-size: var(--font-size-sm);
    pointer-events: none;
    opacity: 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 0.8;
    }
}

/* ===== GUIDES & GRID ===== */
.canvas-guide {
    position: absolute;
    background: var(--color-accent-500);
    pointer-events: none;
    z-index: 999;
    opacity: 0.6;
}

.canvas-guide.horizontal {
    height: 1px;
    width: 100%;
    left: 0;
}

.canvas-guide.vertical {
    width: 1px;
    height: 100%;
    top: 0;
}

/* ===== RESPONSIVE MOBILE/TABLET ===== */
@media (max-width: 1024px) {
    .property-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 60vh;
        border-left: none;
        border-top: var(--border-width-thin) solid var(--color-border);
        transform: translateY(100%);
        transition: transform var(--transition-base);
        z-index: var(--z-fixed);
    }

    .property-panel.open {
        transform: translateY(0);
    }

    .canvas-workspace {
        padding: var(--space-4);
    }

    .invoice-canvas {
        transform: scale(0.8);
        transform-origin: top center;
    }
}

@media (max-width: 768px) {
    .invoice-canvas {
        transform: scale(0.6);
    }

    .editor-toolbar {
        padding: var(--space-2) var(--space-3);
    }

    .toolbar-center {
        display: none;
    }
}