/* Image Composite Tool Styles */

/* Split Layout Container */
.comp-split-layout {
    width: 100%;
    height: 100%;
    display: flex;
    overflow: hidden;
    background-color: var(--neutral-900);
    color: var(--text-primary);
    font-family: 'Segoe UI', Arial, sans-serif;
    user-select: none;
}

/* Image Composite Stage */

.comp-stage-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    background-color: var(--neutral-900);
    background-image:
        linear-gradient(45deg, var(--neutral-850) 25%, transparent 25%),
        linear-gradient(-45deg, var(--neutral-850) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--neutral-850) 75%),
        linear-gradient(-45deg, transparent 75%, var(--neutral-850) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.comp-workspace {
    position: relative;
    line-height: 0;
    transform-origin: center center;
    box-shadow: 0 0 50px rgba(0,0,0,0.5);
}

.comp-bg-img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    pointer-events: none;
    user-select: none;
}

/* Image Composite Overlay */

.comp-overlay-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: auto;
    cursor: grab;
    user-select: none;
    transform-origin: center center;
    display: none; /* Hidden until loaded */
}

.comp-controls-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none; /* Pass clicks through to image/workspace */
    user-select: none;
    transform-origin: center center;
    display: none; /* Hidden until loaded */
}

.comp-overlay-img {
    display: block;
    width: 100%;
    height: 100%;
    pointer-events: none;
    user-select: none;
}

.comp-selection-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-main);
    pointer-events: none;
    box-sizing: border-box;
}

.comp-guide-line {
    position: absolute;
    pointer-events: none;
    display: none;
    z-index: 90;
    opacity: 0.8;
}

.comp-guide-h {
    left: 0;
    right: 0;
    height: 0;
    border-top: 2px dashed var(--accent-main);
    opacity: 0.6;
}

.comp-guide-v {
    top: 0;
    bottom: 0;
    width: 0;
    border-left: 2px dashed var(--accent-main);
    opacity: 0.6;
}

/* --- Sidebar Controls --- */

.comp-sidebar-content {
    padding: 15px;
    background: var(--neutral-800);
    height: 100%;
    color: var(--text-secondary);
    overflow-y: auto;
    box-sizing: border-box;
}

.comp-sidebar-header {
    margin-top: 0;
    font-size: var(--font-size-body-sm);
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-default);
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.comp-section {
    margin-bottom: 20px;
}

.comp-label {
    display: block;
    font-size: var(--font-size-body-xs);
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.comp-divider {
    border: 0;
    border-top: 1px solid var(--border-default);
    margin: 20px 0;
}

.comp-input-stack {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.comp-input-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.comp-number-input {
    width: 80px;
    background: var(--neutral-900);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    padding: 4px;
    border-radius: 4px;
    text-align: right;
}

/* Alignment Grid centering helper */
.align-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 2px;
    width: 120px;
    height: 120px;
    background: var(--neutral-900);
    padding: 4px;
    border-radius: 4px;
    border: 1px solid var(--border-default);
    margin: 0 auto; /* Centers the grid in the sidebar */
    box-sizing: border-box;
}

.comp-action-btn {
    background-color: var(--neutral-700);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    font-size: var(--font-size-ui-sm);
    padding: 6px 4px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.comp-action-btn:hover {
    background-color: var(--neutral-700);
    color: var(--shade-white);
}

.comp-action-btn:active {
    background-color: var(--neutral-600);
}

/* Fit Actions Container */
.comp-fit-actions {
    display: flex;
    gap: 5px;
    margin-top: 5px;
}

/* Fit Button Layout Modifier */
.comp-fit-btn {
    flex: 1; /* Stretch to fill container */
}

/* Reset Button Layout Modifier */
.comp-reset-btn {
    padding: 6px 12px;
    margin: 10px auto 0 auto;
    display: block;
}

/* Aspect Ratio Lock Button */
.comp-ratio-lock {
    background: transparent;
    border: 1px solid var(--border-default);
    color: var(--text-muted);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: var(--font-size-body-sm);
}

.comp-ratio-lock:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
}

.comp-ratio-lock.active {
    background: rgba(26, 115, 232, 0.2);
    border-color: var(--accent-main);
    color: var(--accent-main);
}

.align-btn {
    background: var(--neutral-700);
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-body-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    padding: 0;
    transition: background-color 0.2s, color 0.2s;
}

.align-btn:hover {
    background: var(--accent-main);
    color: var(--shade-white);
}

.align-btn:active {
    background: var(--hue-blue);
}

.comp-handle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-main);
    border: 1px solid var(--shade-white);
    border-radius: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.4);
    z-index: 10;
    transform: translate(-50%, -50%);
    pointer-events: auto;
}

/* Positioning handles */
.comp-handle[data-pos="tl"] { top: 0%; left: 0%; }
.comp-handle[data-pos="tr"] { top: 0%; left: 100%; }
.comp-handle[data-pos="bl"] { top: 100%; left: 0%; }
.comp-handle[data-pos="br"] { top: 100%; left: 100%; }

/* Edge handles */
.comp-handle[data-pos="tc"] { top: 0%; left: 50%; }
.comp-handle[data-pos="bc"] { top: 100%; left: 50%; }
.comp-handle[data-pos="cl"] { top: 50%; left: 0%; }
.comp-handle[data-pos="cr"] { top: 50%; left: 100%; }

.comp-toggle {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    cursor: pointer;
}

.comp-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.comp-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--neutral-700);
    transition: .2s;
    border-radius: 20px;
}

.comp-toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: var(--shade-white);
    transition: .2s;
    border-radius: 50%;
}

.comp-toggle input:checked + .comp-toggle-slider {
    background-color: var(--accent-main);
}

.comp-toggle input:checked + .comp-toggle-slider:before {
    transform: translateX(16px);
}

.comp-select {
    width: 130px;
    background: var(--neutral-900);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    padding: 4px;
    border-radius: 4px;
    text-align: left;
    outline: none;
    cursor: pointer;
}

.comp-select:focus {
    border-color: var(--accent-main);
}

.comp-range-input {
    width: 100%;
    height: 4px;
    background: var(--neutral-700);
    border-radius: 2px;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    margin-top: 5px;
    margin-bottom: 5px;
}

.comp-range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: var(--neutral-200);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.15s;
}

.comp-range-input::-webkit-slider-thumb:hover {
    background: var(--shade-white);
}

/* --- PANNING & VIEW CONTROLS --- */

/* When Spacebar is held, override cursors */
.comp-stage-container.panning {
    cursor: grab !important;
}
.comp-stage-container.panning * {
    cursor: grab !important;
}

.comp-stage-container.panning.active {
    cursor: grabbing !important;
}
.comp-stage-container.panning.active * {
    cursor: grabbing !important;
}

/* Container for Bottom-Right Controls */
.comp-view-controls {
    position: absolute;
    bottom: 10px;
    right: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 100;
    pointer-events: none;
}

.comp-pan-hint {
    background: rgba(0,0,0,0.6);
    color: var(--text-muted);
    font-size: var(--font-size-ui-sm);
    padding: 6px 10px;
    border-radius: 4px;
    user-select: none;
    pointer-events: none;
    white-space: nowrap;
}

/* Reset View Overlay Button */
.comp-reset-view-overlay-btn {
    background: rgba(0, 0, 0, 0.7);
    color: var(--text-secondary);
    border: 1px solid var(--border-default);
    border-radius: 4px;
    padding: 6px 12px;
    cursor: pointer;
    font-size: var(--font-size-body-xs);
    transition: all 0.2s;
    user-select: none;
    pointer-events: auto;
}

.comp-reset-view-overlay-btn:hover {
    background: rgba(40, 40, 40, 0.9);
    color: var(--shade-white);
    border-color: var(--neutral-500);
}

.comp-reset-view-overlay-btn:active {
    background: rgba(60, 60, 60, 1);
}