/* Vertex Studio - Professional Icon Design Interface */

/* @import Rules */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Rounded:opsz,wght,FILL,GRAD@24,400,0,0');

:root {
    --primary-color: #e94560;
    --secondary-color: #ff6b6b;
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-quaternary: #0f3460;
    --text-primary: #e0e0e0;
    --text-secondary: #888;
    --border-color: #2a2a4a;
    --accent-color: #2563eb;
    --accent-hover: #3b82f6;
    --tool-bg: rgba(26, 26, 46, 0.95);
    --tool-hover: rgba(37, 99, 235, 0.2);
    --loader-color: #e94560;
    --loader-bg: rgba(10, 10, 15, 0.85);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    user-select: none;
}

/* Main Layout */
.studio-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* Top Navigation Bar */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 48px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: 1000;
    gap: 8px;
}

.nav-menu {
    display: flex;
    gap: 4px;
}

.nav-item {
    position: relative;
    padding: 8px 16px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.nav-item:hover {
    background: var(--tool-hover);
    color: var(--primary-color);
}

.nav-item:hover .nav-dropdown {
    display: flex;
}

.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    display: none;
    flex-direction: column;
    padding: 4px 0;
    margin-top: 0;
    z-index: 1001;
}

/* Bridge element to prevent hover gap */
.nav-item::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 8px;
    background: transparent;
    z-index: 1000;
}

.nav-dropdown.show {
    display: flex;
}

.dropdown-item {
    padding: 8px 16px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.dropdown-item:hover {
    background: var(--tool-hover);
    color: var(--primary-color);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
    margin-right: 8px;
}

/* App Switcher */
.app-switcher {
    position: relative;
    margin-right: 16px;
}

.app-switcher-trigger {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.app-switcher-trigger:hover {
    background: var(--tool-hover);
    border-color: var(--primary-color);
}

.current-app-name {
    font-weight: 600;
    color: var(--primary-color);
}

.app-switcher-arrow {
    transition: transform 0.2s;
}

.app-switcher:hover .app-switcher-arrow {
    transform: rotate(180deg);
}

.app-switcher-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    display: none;
    flex-direction: column;
    padding: 4px 0;
    margin-top: 4px;
    z-index: 1002;
}

.app-switcher:hover .app-switcher-dropdown {
    display: flex;
}

.app-switcher-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.app-switcher-item:hover:not(.disabled) {
    background: var(--tool-hover);
    color: var(--primary-color);
}

.app-switcher-item.active {
    background: var(--primary-color);
    color: white;
}

.app-switcher-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.coming-soon {
    margin-left: auto;
    font-size: 10px;
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--text-secondary);
}

/* Empty State Drop Area */
.empty-state-drop-area {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.empty-state-drop-area.hidden {
    display: none;
}

.empty-state-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    animation: fadeIn 0.5s ease-out;
}

/* Empty state buttons container */
.empty-state-buttons {
    display: flex;
    gap: 16px;
    margin: 24px 0;
}

/* VS Logo with layer control */
.vs-logo-container {
    margin-bottom: 24px;
}

.vs-logo-animated {
    filter: drop-shadow(0 0 20px rgba(233, 69, 96, 0.3));
}

.vs-logo-animated .vs-shape {
    animation: logoPulse 2s ease-in-out infinite;
    transform-origin: center;
}

/* Hide background circle: .vs-bg { display: none; } */
/* Hide text: .vs-text { display: none; } */

@keyframes logoPulse {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(0.98); opacity: 0.7; }
}

/* Fix empty state button icon spacing */
.empty-state-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(26, 26, 46, 0.6);
    border: 1px solid rgba(233, 69, 96, 0.2);
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 140px;
}

.empty-state-btn svg {
    flex-shrink: 0;
    margin: 0;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Only target the logo SVG, not button icons */
.empty-state-content > .vs-logo-container svg {
    margin-bottom: 24px;
    filter: drop-shadow(0 0 20px rgba(233, 69, 96, 0.3));
}

.empty-state-content h2 {
    font-size: 22px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 16px 0 8px 0;
    letter-spacing: 0.5px;
}

.empty-state-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Hide logo background: .vs-bg { display: none; } */
/* Hide logo text: .vs-text { display: none; } */

.empty-state-buttons {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 24px 0;
}

.empty-state-actions {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 16px;
    width: 100%;
}

.empty-state-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: rgba(26, 26, 46, 0.6);
    border: 1px solid rgba(233, 69, 96, 0.2);
    border-radius: 10px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 140px;
}

.empty-state-btn svg {
    flex-shrink: 0;
}

.empty-state-btn:hover {
    background: rgba(233, 69, 96, 0.2);
    border-color: rgba(233, 69, 96, 0.6);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(233, 69, 96, 0.3);
}

.empty-state-btn.primary {
    background: rgba(233, 69, 96, 0.3);
    border-color: rgba(233, 69, 96, 0.5);
}

.empty-state-btn.primary:hover {
    background: rgba(233, 69, 96, 0.5);
    border-color: rgba(233, 69, 96, 0.8);
}

.file-types, .empty-state-file-types {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.file-types span, .empty-state-file-types span {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* Drag-Drop Overlay */
.drag-drop-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(233, 69, 96, 0.1);
    backdrop-filter: blur(10px);
    border: 3px dashed var(--primary-color);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
}

.drag-drop-overlay.active {
    display: flex;
}

.drag-drop-content {
    text-align: center;
    color: var(--primary-color);
}

.drag-drop-content svg {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
}

.drag-drop-content h3 {
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 10px;
}

.drag-drop-content p {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.drag-drop-content .file-types {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 15px;
}

.drag-drop-content .file-types span {
    background: var(--primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    margin: 0 4px;
}

/* Image Tabs */
.image-tabs {
    position: fixed;
    top: 0;
    left: 40px;
    right: 420px;
    height: 48px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 8px;
    gap: 4px;
    z-index: 50;
    overflow-x: auto;
    scrollbar-width: none;
}

.image-tabs::-webkit-scrollbar {
    display: none;
}

.image-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    max-width: 150px;
}

.image-tab:hover {
    background: var(--tool-hover);
    border-color: var(--primary-color);
}

.image-tab.active {
    background: var(--primary-color);
    border-color: var(--secondary-color);
    color: white;
}

.image-tab-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

.image-tab-close {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 12px;
    transition: all 0.2s;
}

.image-tab-close:hover {
    background: rgba(255, 255, 255, 0.4);
}

.image-tabs.sidebar-open {
    right: 420px;
}

.image-tabs.hidden {
    display: none;
}

/* Icon Workspace - Fullscreen Canvas */
.icon-workspace {
    position: absolute;
    top: 48px;
    left: 0;
    width: 100vw;
    height: calc(100vh - 48px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    cursor: default;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-workspace.cursor-grab {
    cursor: grab;
}

.icon-workspace.cursor-grabbing {
    cursor: grabbing;
}

.icon-workspace.cursor-pointer {
    cursor: pointer;
}

.icon-workspace.sidebar-open {
    width: calc(100vw - 420px);
    left: 0;
}

.icon-workspace.both-sidebars {
    width: calc(100vw - 460px);
    left: 40px;
}

.icon-workspace.panning {
    cursor: grabbing;
}

.icon-workspace.zoomed {
    cursor: zoom-out;
}

/* SVG Canvas Container */
.svg-canvas {
    position: relative;
    transform-origin: center;
    transition: transform 0.1s ease-out;
}

.svg-canvas.smooth-transition {
    transition: transform 0.3s ease-out;
}

#vertexIcon {
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
    max-width: none;
    max-height: none;
}

/* Zoom Controls */
.zoom-controls {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--tool-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 100;
}

.zoom-btn {
    width: 36px;
    height: 36px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.2s;
}

.zoom-btn:hover {
    background: var(--tool-hover);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.zoom-btn:active {
    background: var(--primary-color);
    border-color: var(--secondary-color);
}

.zoom-level {
    text-align: center;
    font-size: 11px;
    color: var(--text-secondary);
    padding: 4px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* Left Toolbar - Icon Only */
.left-toolbar {
    position: fixed;
    left: -50px;
    top: 50%;
    transform: translateY(-50%);
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 100;
    box-shadow: 2px 0 20px rgba(0,0,0,0.3);
    transition: left 0.3s ease-in-out, opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.left-toolbar:hover {
    left: 0;
}

.left-toolbar.sidebar-open {
    opacity: 0.3;
    pointer-events: none;
    transform: translateY(-50%) translateX(-10px);
}

.tool-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.2s;
    position: relative;
}

.tool-btn:hover {
    background: var(--tool-hover);
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.tool-btn.active {
    background: var(--primary-color);
    border-color: var(--secondary-color);
    box-shadow: 0 0 15px rgba(233, 69, 96, 0.4);
}

.tool-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.tool-btn.disabled:hover {
    background: var(--bg-tertiary);
    border-color: transparent;
    transform: scale(1);
}

/* Tooltips */
.tooltip {
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    white-space: nowrap;
    font-size: 12px;
    color: var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    z-index: 1000;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.tooltip::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -4px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-right: 4px solid var(--border-color);
}

.tool-btn:hover .tooltip {
    opacity: 1;
    visibility: visible;
    transition: all 0.2s;
    transform: translateY(-50%) translateX(4px);
}

.nav-item {
    padding: 0 12px;
    cursor: pointer;
    position: relative;
    transition: color 0.2s ease;
}

.nav-item:hover {
    color: #e94560;
}

.nav-item:hover .nav-icon {
    color: #e94560;
}

.nav-item.active .nav-icon {
    color: #e94560;
}

.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: #1a1a2e;
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 4px;
    min-width: 180px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 10000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    pointer-events: auto;
    margin-top: 4px;
}

.nav-item:hover .nav-dropdown,
.nav-dropdown:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Right Sidebar - Properties Panel (HybridIn.io inspired) */
.right-sidebar {
    position: fixed;
    right: -420px;
    top: 0;
    width: 420px;
    height: 100vh;
    background: linear-gradient(180deg, #0a0a0f 0%, #1a1a2e 100%);
    backdrop-filter: blur(20px);
    border-left: 1px solid rgba(233, 69, 96, 0.2);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 200;
    overflow-y: auto;
    box-shadow: -10px 0 40px rgba(0,0,0,0.5);
}

.right-sidebar.open {
    right: 0;
}

.sidebar-header {
    padding: 24px;
    background: rgba(233, 69, 96, 0.1);
    border-bottom: 1px solid rgba(233, 69, 96, 0.3);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}

.sidebar-header h3 {
    margin: 0;
    color: #e94560;
    font-size: 20px;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.close-sidebar {
    position: absolute;
    top: 24px;
    right: 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.3s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.close-sidebar:hover {
    opacity: 1;
    background: var(--primary-color);
    border-color: var(--secondary-color);
    color: white;
}

.sidebar-content {
    padding: 0;
}

/* Image Info Section (Top Section) */
.image-info-section {
    padding: 24px;
    background: rgba(37, 99, 235, 0.05);
    border-bottom: 1px solid rgba(37, 99, 235, 0.2);
}

.image-info-header {
    margin-bottom: 16px;
}

.image-info-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.image-metadata {
    display: grid;
    gap: 12px;
}

.metadata-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.metadata-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metadata-value {
    font-size: 13px;
    color: var(--text-primary);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
}

.canvas-size-controls {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.size-input-group {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
}

.size-input {
    flex: 1;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    transition: all 0.3s;
}

.size-input:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(37, 99, 235, 0.1);
}

.size-separator {
    color: var(--text-secondary);
    font-size: 12px;
}

.apply-size-btn {
    width: 100%;
    padding: 10px;
    background: var(--primary-color);
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.apply-size-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.3);
}

/* Layer Panel */
.layer-panel {
    margin-bottom: 20px;
}

.layer-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    margin-bottom: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.layer-item:hover {
    background: var(--tool-hover);
    border-color: var(--primary-color);
}

.layer-item.selected {
    background: rgba(233, 69, 96, 0.1);
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.3);
}

.layer-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.layer-icon {
    width: 24px;
    height: 24px;
    background: var(--bg-secondary);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--accent-color);
}

.layer-details {
    flex: 1;
}

.layer-name {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.layer-type {
    font-size: 11px;
    color: var(--text-secondary);
}

.layer-visibility {
    width: 32px;
    height: 20px;
    background: var(--border-color);
    border-radius: 10px;
    position: relative;
    cursor: pointer;
    transition: background 0.3s;
}

.layer-visibility.visible {
    background: var(--accent-color);
}

.layer-visibility::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s;
}

.layer-visibility.visible::after {
    transform: translateX(12px);
}

/* Pointer System */
.pointer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 150;
}

.pointer-cursor {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    transition: all 0.1s;
    z-index: 151;
}

.pointer-cursor.select-mode {
    border-color: var(--accent-color);
    cursor: crosshair;
}

.pointer-cursor.hover-layer {
    border-color: var(--primary-color);
    background: rgba(233, 69, 96, 0.1);
    transform: scale(1.2);
}

.pointer-cursor.selected {
    border-color: var(--accent-color);
    background: rgba(37, 99, 235, 0.2);
    transform: scale(1.3);
}

/* Selection Box */
.selection-box {
    position: absolute;
    border: 2px dashed var(--accent-color);
    background: rgba(37, 99, 235, 0.1);
    pointer-events: none;
    z-index: 149;
}

/* Harmonica Layer Properties */
.harmonica-properties {
    margin-top: 20px;
}

.harmonica-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
}

.harmonica-header {
    padding: 12px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.harmonica-header:hover {
    background: var(--tool-hover);
}

.harmonica-title {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.harmonica-arrow {
    transition: transform 0.3s;
    color: var(--text-secondary);
}

.harmonica-item.open .harmonica-arrow {
    transform: rotate(180deg);
}

.harmonica-content {
    padding: 0 12px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.harmonica-item.open .harmonica-content {
    padding: 0 12px 12px;
    max-height: 500px;
}

.property-control {
    margin-bottom: 12px;
}

.property-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    display: block;
}

.property-input {
    width: 100%;
    padding: 6px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 13px;
}

.property-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.property-slider {
    width: 100%;
    margin-top: 4px;
}

/* Status Bar */
.status-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 24px;
    background: var(--tool-bg);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    font-size: 11px;
    color: var(--text-secondary);
    z-index: 90;
}

.status-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.status-right {
    display: flex;
    align-items: center;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.status-message,
.session-info,
.resource-info {
    display: flex;
    align-items: center;
    gap: 4px;
}

.branding {
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.brand-link:hover {
    color: var(--primary-color);
}

.brand-separator {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* User Auth Status */
.user-auth-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 12px;
    color: var(--text-secondary);
}

.user-auth-status:hover {
    border-color: var(--primary-color);
    background: var(--tool-hover);
}

.user-auth-status.authenticated {
    border-color: var(--primary-color);
    background: rgba(233, 69, 96, 0.1);
}

.user-avatar {
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.user-name {
    color: var(--text-primary);
    font-weight: 500;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.auth-text {
    color: var(--text-secondary);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-color);
}

/* Loading States */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .left-toolbar {
        transform: translateY(-50%) translateX(-40px);
        transition: transform 0.3s;
    }
    
    .left-toolbar:hover {
        transform: translateY(-50%) translateX(0);
    }
    
    .right-sidebar {
        width: 100%;
        right: -100%;
    }
    
    .tooltip {
        display: none;
    }
    
    .zoom-controls {
        bottom: 60px;
        right: 12px;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

.slide-in-right {
    animation: slideInRight 0.3s ease;
}

/* Professional Cursor Styles */
.cursor-move { cursor: move; }
.cursor-crosshair { cursor: crosshair; }
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-zoom-in { cursor: zoom-in; }
.cursor-zoom-out { cursor: zoom-out; }

/* Full Page Loader */
.full-page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.full-page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--loader-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.loader-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.loader-logo {
    animation: loaderPulse 2s ease-in-out infinite;
}

@keyframes loaderPulse {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(1.05); opacity: 1; }
}

.loader-progress {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 200px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(233, 69, 96, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 12px;
    color: var(--text-secondary);
}

.loader-messages {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    max-height: 150px;
    overflow-y: auto;
    padding: 10px;
    width: 100%;
}

.loader-message {
    font-size: 13px;
    color: var(--text-primary);
    opacity: 0.9;
    animation: fadeInUp 0.3s ease;
    text-align: center;
    background: rgba(26, 26, 46, 0.5);
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid rgba(233, 69, 96, 0.2);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 0.8; transform: translateY(0); }
}

/* YouTube-style Top Loader */
.top-loader {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    z-index: 9999;
    transition: width 0.2s ease, background-color 0.2s ease;
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.5);
}

.top-loader.hidden {
    width: 0 !important;
}

/* Notification Bell */
.notification-bell {
    position: relative;
    padding: 8px;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.notification-bell:hover {
    opacity: 0.8;
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 16px;
    height: 16px;
    background: var(--primary-color);
    color: white;
    font-size: 10px;
    font-weight: bold;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Status Bar Message Priorities */
.status-message.priority-critical {
    color: #ff6b6b;
}

.status-message.priority-high {
    color: #ffa500;
}

.status-message.priority-medium {
    color: #ffd700;
}

.status-message.priority-low {
    color: var(--text-secondary);
}

.status-message.priority-info {
    color: var(--text-primary);
}

/* Branding Links in Footer */
.brand-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.brand-link:hover {
    color: var(--primary-color);
}

.brand-separator {
    margin: 0 8px;
    color: var(--text-secondary);
}

/* Fullscreen Toggle */
.nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.fullscreen-toggle {
    padding: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.fullscreen-toggle:hover {
    background: rgba(233, 69, 96, 0.1);
}

.fullscreen-toggle svg {
    transition: transform 0.2s ease;
}

.fullscreen-toggle:hover svg {
    transform: scale(1.1);
}

/* Fullscreen Mode - Menu stays in place, optional to hide */
body.fullscreen .studio-container {
    padding-top: 0;
    padding-bottom: 0;
}

body.fullscreen .icon-workspace {
    top: 0;
    height: 100vh;
}

body.fullscreen #omni-workspace {
    top: 0;
    bottom: 0;
}

/* Empty State Button Centering */
.empty-state-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.empty-state-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 8px;
    color: #e94560;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 0 auto;
}

.empty-state-btn:hover {
    background: rgba(233, 69, 96, 0.2);
    border-color: #e94560;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.3);
}

.empty-state-file-types {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.empty-state-file-types span {
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-secondary);
}

/* App Switcher Selected State */
.app-switcher-item.selected {
    background: rgba(233, 69, 96, 0.2);
    border-left: 3px solid #e94560;
}

/* Footer Info Elements */
.session-info {
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
    color: var(--text-secondary);
}

.resource-info {
    margin-right: 16px;
    padding-right: 16px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
    color: var(--text-secondary);
}

/* Omni Verse Styles */
#omni-workspace {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #1a1a2e;
    overflow: hidden;
}

#hex-grid {
    position: absolute;
    top: 20px;
    left: 20px;
    width: calc(100vw - 40px);
    height: calc(100vh - 80px);
    transform-origin: 0 0;
    cursor: grab;
    transition: opacity 0.3s ease-out;
}

#hex-grid.fading {
    opacity: 0;
}

#hex-grid:active {
    cursor: grabbing;
}

.hex-cell {
    position: absolute;
    width: 70px;
    height: 80.6px;
    background: rgba(26, 26, 46, 0.3);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    border: 1px solid rgba(233, 69, 96, 0.2);
    transition: all 0.3s ease;
    animation: softGlow 3s ease-in-out infinite alternate;
}

@keyframes softGlow {
    0% {
        border-color: rgba(233, 69, 96, 0.2);
    }
    100% {
        border-color: rgba(233, 69, 96, 0.4);
    }
}

.hex-cell:hover {
    background: rgba(233, 69, 96, 0.2);
    border-color: rgba(233, 69, 96, 0.5);
}

.hex-cell.selected {
    background: rgba(233, 69, 96, 0.5);
    border-color: #e94560;
}

.hex-cell.app-occupied {
    background: rgba(233, 69, 96, 0.4);
    border-color: #e94560;
}

.app-icon {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

.app-icon svg {
    width: 100%;
    height: 100%;
}

/* Workspace selector (magnet field) */
#workspace-selector {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 800px;
    background: rgba(26, 26, 46, 0.95);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 12px;
    padding: 24px;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#workspace-selector.active {
    opacity: 1;
    visibility: visible;
}

.workspace-thumbnail {
    padding: 12px 16px;
    margin: 8px;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.workspace-thumbnail:hover {
    background: rgba(233, 69, 96, 0.3);
    border-color: rgba(233, 69, 96, 0.6);
}

.workspace-thumbnail.shape-btn.active {
    background: rgba(233, 69, 96, 0.4);
    border-color: #e94560;
}

/* Tile Usage Display */
#tile-usage-container {
    position: absolute;
    top: 70px;
    left: 20px;
    z-index: 100;
}

.tile-usage-display {
    background: rgba(26, 26, 46, 0.9);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 8px;
    padding: 12px 16px;
    backdrop-filter: blur(10px);
    min-width: 180px;
}

.tile-usage-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.tile-usage-label {
    color: white;
    font-size: 12px;
    font-weight: 600;
}

.tile-usage-count {
    color: #e94560;
    font-size: 14px;
    font-weight: 700;
}

.tile-usage-percent {
    color: var(--text-secondary);
    font-size: 12px;
}

.tile-usage-bar {
    width: 100%;
    height: 6px;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.tile-usage-fill {
    height: 100%;
    background: linear-gradient(90deg, #e94560, #ff6b6b);
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* Link Context Menu */
.link-context-menu {
    position: fixed;
    background: rgba(26, 26, 46, 0.95);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 8px;
    padding: 8px 0;
    backdrop-filter: blur(10px);
    z-index: 1000;
    min-width: 160px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.context-menu-item {
    padding: 10px 16px;
    color: white;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.context-menu-item:hover {
    background: rgba(233, 69, 96, 0.2);
}

.context-menu-divider {
    height: 1px;
    background: rgba(233, 69, 96, 0.2);
    margin: 8px 0;
}

/* Grid Links */
.grid-link {
    animation: linkPulse 2s ease-in-out infinite;
}

@keyframes linkPulse {
    0%, 100% {
        stroke-opacity: 0.6;
    }
    50% {
        stroke-opacity: 1;
    }
}

/* Upload Manager Sidebar */
#upload-manager-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100%;
    background: rgba(26, 26, 46, 0.95);
    border-left: 1px solid rgba(233, 69, 96, 0.3);
    backdrop-filter: blur(10px);
    z-index: 2000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

#upload-manager-sidebar.open {
    right: 0;
}

.upload-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid rgba(233, 69, 96, 0.2);
}

.upload-sidebar-header h3 {
    color: white;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.upload-sidebar-close {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.upload-sidebar-close:hover {
    background: rgba(233, 69, 96, 0.2);
}

.upload-sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.upload-drop-zone {
    border: 2px dashed rgba(233, 69, 96, 0.3);
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.upload-drop-zone:hover,
.upload-drop-zone.drag-over {
    border-color: #e94560;
    background: rgba(233, 69, 96, 0.05);
}

.upload-drop-zone svg {
    margin-bottom: 16px;
}

.upload-drop-zone p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

.upload-list {
    margin-top: 20px;
}

.upload-item {
    background: rgba(233, 69, 96, 0.05);
    border: 1px solid rgba(233, 69, 96, 0.2);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
    transition: all 0.2s ease;
}

.upload-item.upload-complete {
    border-color: #4caf50;
    background: rgba(76, 175, 80, 0.1);
}

.upload-item.upload-cancelled {
    border-color: #f44336;
    background: rgba(244, 67, 54, 0.1);
    opacity: 0.6;
}

.upload-item-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.upload-item-name {
    color: white;
    font-size: 14px;
    font-weight: 500;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-item-size {
    color: var(--text-secondary);
    font-size: 12px;
    margin-left: 12px;
}

.upload-item-progress {
    margin-bottom: 12px;
}

.upload-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.upload-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #e94560, #ff6b6b);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.upload-item.upload-complete .upload-progress-fill {
    background: linear-gradient(90deg, #4caf50, #81c784);
}

.upload-progress-text {
    color: var(--text-secondary);
    font-size: 12px;
    text-align: right;
}

.upload-item-actions {
    display: flex;
    gap: 8px;
}

.upload-item-pause,
.upload-item-cancel {
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 4px;
    color: white;
    font-size: 14px;
    padding: 6px 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.upload-item-pause:hover,
.upload-item-cancel:hover {
    background: rgba(233, 69, 96, 0.2);
    border-color: #e94560;
}

/* Upload Toggle Button */
.upload-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.upload-toggle:hover {
    background: rgba(233, 69, 96, 0.1);
}

.upload-toggle:active {
    transform: scale(0.95);
}

/* Icon Animations */
.app-icon {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: iconFadeIn 0.5s ease-out;
}

@keyframes iconFadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.app-icon:hover {
    transform: scale(1.1);
    filter: drop-shadow(0 0 12px rgba(233, 69, 96, 0.6));
    z-index: 10;
}

.app-icon:active {
    transform: scale(1.05);
}

/* Staggered animation for app icons */
.app-icon:nth-child(1) { animation-delay: 0.1s; }
.app-icon:nth-child(2) { animation-delay: 0.2s; }
.app-icon:nth-child(3) { animation-delay: 0.3s; }
.app-icon:nth-child(4) { animation-delay: 0.4s; }
.app-icon:nth-child(5) { animation-delay: 0.5s; }

/* Workspace thumbnail hover animation */
.workspace-thumbnail {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.workspace-thumbnail:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(233, 69, 96, 0.4);
}

/* Grid cell hover animation */
.grid-cell {
    transition: all 0.2s ease;
}

.grid-cell:hover {
    background: rgba(233, 69, 96, 0.15);
}

.grid-cell.app-occupied:hover {
    background: rgba(233, 69, 96, 0.25);
}

/* Context Menu */
.app-context-menu {
    position: absolute;
    background: rgba(26, 26, 46, 0.98);
    border: 1px solid rgba(233, 69, 96, 0.4);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 200px;
    z-index: 9999;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.context-menu-item {
    padding: 8px 16px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.context-menu-item:hover {
    background: rgba(233, 69, 96, 0.2);
}

.context-menu-item.disabled {
    color: rgba(255, 255, 255, 0.4);
    cursor: not-allowed;
}

.context-menu-item.disabled:hover {
    background: none;
}

.context-menu-divider {
    height: 1px;
    background: rgba(233, 69, 96, 0.3);
    margin: 8px 0;
}

/* Edit Mode Styles */
.grid-cell.edit-mode {
    cursor: pointer;
    transition: all 0.2s ease;
}

.grid-cell.edit-highlight {
    background: rgba(233, 69, 96, 0.6);
    border-color: #e94560;
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.5);
}

.grid-cell.edit-adjacent {
    background: rgba(233, 69, 96, 0.3);
    border-color: rgba(233, 69, 96, 0.5);
}

.grid-cell.edit-mode:hover {
    background: rgba(233, 69, 96, 0.4);
}

#workspace-blur {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#workspace-blur.active {
    opacity: 1;
    visibility: visible;
}

/* N8N-style Grid Links Overlay */
.links-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
    overflow: visible;
}

.link-path {
    cursor: pointer;
    pointer-events: all;
    transition: stroke-width 0.2s ease, opacity 0.2s ease;
}

.link-path:hover {
    stroke-width: 4 !important;
    opacity: 1 !important;
    filter: drop-shadow(0 0 8px rgba(233, 69, 96, 0.6));
}

.flow-indicator {
    pointer-events: none;
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.8));
}

/* Linking Mode Overlay */
.linking-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.linking-message {
    background: var(--bg-secondary);
    padding: 20px 30px;
    border-radius: 8px;
    border: 2px solid var(--primary-color);
    text-align: center;
}

.linking-message {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 15px;
}

.cancel-linking {
    background: var(--bg-quaternary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.cancel-linking:hover {
    background: var(--primary-color);
}

.app-icon.linking-target {
    cursor: pointer;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

/* Settings App Styles */
.settings-app {
    display: flex;
    height: 100%;
    background: var(--bg-primary);
}

.settings-sidebar {
    width: 250px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 20px;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    margin-bottom: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
    color: var(--text-secondary);
}

.settings-nav-item:hover {
    background: rgba(233, 69, 96, 0.1);
}

.settings-nav-item.active {
    background: rgba(233, 69, 96, 0.2);
    color: var(--text-primary);
}

.settings-nav-item .icon {
    font-size: 20px;
    margin-right: 12px;
}

.settings-content {
    flex: 1;
    padding: 40px;
    overflow-y: auto;
}

.settings-section {
    max-width: 800px;
}

.settings-section h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.settings-group {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.settings-group h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.setting-item {
    margin-bottom: 20px;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.setting-item small {
    display: block;
    margin-top: 4px;
    color: var(--text-secondary);
    font-size: 12px;
}

.settings-input,
.settings-select,
.settings-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s ease;
}

.settings-input:focus,
.settings-select:focus,
.settings-textarea:focus {
    border-color: var(--accent-color);
}

.settings-textarea {
    min-height: 100px;
    resize: vertical;
}

.settings-textarea.code {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 13px;
}

.settings-color {
    width: 60px;
    height: 40px;
    padding: 4px;
    cursor: pointer;
}

.settings-actions {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.settings-button {
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.settings-button.primary {
    background: var(--primary-color);
    color: white;
}

.settings-button.primary:hover {
    background: var(--secondary-color);
}

.settings-button.secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.settings-button.secondary:hover {
    background: var(--border-color);
}

.setting-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    cursor: pointer;
}

.setting-item label:has(input[type="checkbox"]) {
    display: flex;
    align-items: center;
    margin-bottom: 0;
}

/* Cognit Chat App Styles */
.cognit-chat-container {
    display: flex;
    height: 100%;
    background: var(--bg-primary);
}

.cognit-chat-sidebar {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.new-chat-btn {
    width: 100%;
    padding: 10px 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background 0.2s ease;
}

.new-chat-btn:hover {
    background: var(--secondary-color);
}

.conversation-list {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.conversation-item {
    padding: 12px;
    margin-bottom: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.conversation-item:hover {
    background: rgba(233, 69, 96, 0.1);
}

.conversation-item.active {
    background: rgba(233, 69, 96, 0.2);
}

.conversation-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.conversation-date {
    font-size: 12px;
    color: var(--text-secondary);
}

.no-conversations {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.signout-btn {
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.signout-btn:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.cognit-chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.chat-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.model-selector select {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
}

.message {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.message.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: var(--primary-color);
    color: white;
}

.ai-message .message-avatar {
    background: var(--bg-tertiary);
}

.message-content {
    max-width: 70%;
}

.message-text {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
}

.user-message .message-text {
    background: var(--primary-color);
    color: white;
}

.ai-message .message-text {
    background: var(--bg-tertiary);
}

.message-time {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.user-message .message-time {
    text-align: right;
}

.message-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.message-actions button {
    padding: 4px 8px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.message-actions button:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.chat-input-area {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
}

.input-wrapper {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

#chat-input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    resize: none;
    outline: none;
    transition: border-color 0.2s ease;
    max-height: 120px;
}

#chat-input:focus {
    border-color: var(--accent-color);
}

.send-btn {
    width: 44px;
    height: 44px;
    background: var(--primary-color);
    border: none;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.send-btn:hover {
    background: var(--secondary-color);
}

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

.input-footer {
    margin-top: 8px;
}

.rate-limit-info {
    font-size: 12px;
    color: var(--text-secondary);
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-8px);
    }
}

.cognit-chat-login-required {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: var(--bg-primary);
}

.login-message {
    text-align: center;
}

.login-message h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.login-message p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.login-message .btn-primary {
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.login-message .btn-primary:hover {
    background: var(--secondary-color);
}

/* Notification Styles */
#notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.in-app-notification {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    min-width: 320px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

.in-app-notification.fade-out {
    animation: fadeOut 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

.notification-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.notification-message {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.notification-close {
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.notification-close:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.in-app-notification.info {
    border-left: 4px solid var(--accent-color);
}

.in-app-notification.success {
    border-left: 4px solid #10b981;
}

.in-app-notification.error {
    border-left: 4px solid #ef4444;
}

.in-app-notification.warning {
    border-left: 4px solid #f59e0b;
}

/* Full Page Loader */
.full-page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loader-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
}

.loader-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    z-index: 1;
}

.loader-logo {
    width: 120px;
    height: 120px;
}

.loader-progress {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 300px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    transition: width 0.3s ease;
}

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

.loader-messages {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.loader-message {
    font-size: 13px;
    color: var(--text-secondary);
    text-align: center;
}