/* Additional App-Specific Styles */

/* ==================== DRAGGABLE DESKTOP ICONS ==================== */
#desktop-icons {
    position: relative;
    width: 100%;
    height: 100%;
}

.desktop-icon {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
    text-decoration: none;
    user-select: none;
    width: 90px;
}

.desktop-icon:hover {
    background: var(--icon-hover-bg);
}

.desktop-icon.selected {
    background: rgba(245, 124, 0, 0.2);
}

.desktop-icon.dragging {
    cursor: grabbing;
    transform: scale(1.05);
    background: rgba(245, 124, 0, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    z-index: 1000 !important;
    transition: transform 0.1s, box-shadow 0.1s;
}

.desktop-icon-img {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.2s;
}

.desktop-icon:hover .desktop-icon-img {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.desktop-icon.dragging .desktop-icon-img {
    transform: scale(1.1);
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

.desktop-icon-img svg {
    width: 26px;
    height: 26px;
    stroke: var(--primary-color);
}

.desktop-icon-label {
    font-size: 12px;
    color: var(--text-primary);
    text-align: center;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Light mode: remove text shadow on desktop icons */
body.light-mode .desktop-icon-label {
    text-shadow: none;
}

body.dark-mode .desktop-icon-label {
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* ==================== TOPBAR FULLSCREEN BUTTON ==================== */
.topbar-fullscreen-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 8px;
}

.topbar-fullscreen-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.topbar-fullscreen-btn svg {
    width: 16px;
    height: 16px;
    stroke: var(--text-secondary);
    transition: var(--transition);
}

.topbar-fullscreen-btn:hover svg {
    stroke: white;
}

/* ==================== SETTINGS CATEGORIES ==================== */
.settings-category {
    margin-bottom: 8px;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.2s;
    user-select: none;
}

.category-header:hover {
    background: var(--bg-card-hover);
}

.category-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.category-header-left svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary-color);
}

.category-header-left span {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.category-chevron {
    width: 18px;
    height: 18px;
    stroke: var(--text-muted);
    transition: transform 0.3s ease;
}

.settings-category.collapsed .category-chevron {
    transform: rotate(-90deg);
}

.category-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 16px;
}

.category-content.expanded {
    max-height: 1000px;
    padding: 0 16px 16px 16px;
}

/* Files App */
.files-app {
    color: var(--text-secondary);
}

.files-toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.files-btn {
    padding: 8px 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.files-btn:hover {
    background: var(--bg-card-hover);
}

.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 16px;
}

.folder-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s;
}

.folder-item:hover {
    background: var(--bg-card-hover);
}

.folder-item svg {
    width: 40px;
    height: 40px;
}

.folder-item span {
    font-size: 13px;
    color: var(--text-primary);
}

/* Terminal App */
.terminal-app {
    background: var(--terminal-bg);
    border-radius: 8px;
    padding: 16px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    height: 100%;
    overflow: auto;
}

.terminal-line {
    margin-bottom: 4px;
}

.term-user {
    color: #58a6ff;
}

.term-path {
    color: #8b949e;
}

.term-cmd {
    color: #c9d1d9;
}

.terminal-ascii {
    color: #8b949e;
    margin: 12px 0;
    font-size: 10px;
    line-height: 1.2;
}

.terminal-info {
    color: #c9d1d9;
    margin-bottom: 8px;
}

.terminal-hint {
    color: #8b949e;
    margin-bottom: 16px;
}

.term-cursor {
    color: #7ee787;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Settings App */
.settings-app {
    max-width: 550px;
}

.settings-app h3 {
    margin-bottom: 24px;
    color: var(--text-primary);
}

.settings-section {
    margin-bottom: 24px;
}

.settings-section label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.settings-card {
    padding: 16px;
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    color: white;
}

.user-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

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

.user-role {
    font-size: 13px;
    color: var(--text-muted);
}

.settings-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.settings-row:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 8px;
    padding-bottom: 16px;
}

.toggle {
    width: 48px;
    height: 24px;
    background: var(--border-color);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: background 0.3s;
}

.toggle.active {
    background: var(--primary-color);
}

.toggle-knob {
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: transform 0.3s;
}

.toggle.active .toggle-knob {
    transform: translateX(24px);
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 13px;
}

.info-row:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.info-row span:first-child {
    color: var(--text-muted);
}

.info-row span:last-child {
    color: var(--text-primary);
}

/* Settings Row with Icon */
.settings-row-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.settings-icon {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
}

/* Fullscreen Button */
.fullscreen-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
}

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

.fullscreen-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
    transition: var(--transition);
}

.fullscreen-btn:hover svg {
    stroke: white;
}

/* ==================== WALLPAPER SETTINGS ==================== */
.wallpaper-section {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.wallpaper-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.wallpaper-section h4 {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Gradient Grid */
.gradient-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.gradient-option {
    aspect-ratio: 16 / 10;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}

.gradient-option:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.gradient-option.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(245, 124, 0, 0.3);
}

/* Color Picker */
.color-picker-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.color-picker-row input[type="color"] {
    width: 48px;
    height: 48px;
    padding: 0;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    background: transparent;
}

.color-picker-row input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 4px;
}

.color-picker-row input[type="color"]::-webkit-color-swatch {
    border-radius: 6px;
    border: none;
}

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

/* Upload Button */
.upload-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    justify-content: center;
}

.upload-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(245, 124, 0, 0.05);
}

.upload-btn svg {
    width: 20px;
    height: 20px;
}

/* User Wallpapers Grid */
.user-wallpapers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 12px;
}

.wallpaper-thumb {
    aspect-ratio: 16 / 10;
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}

.wallpaper-thumb:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.wallpaper-thumb.selected {
    border-color: var(--primary-color);
}

.no-wallpapers {
    grid-column: 1 / -1;
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 13px;
}

/* System Wallpapers Grid */
.system-wallpapers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.system-wallpaper {
    aspect-ratio: 16 / 10;
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}

.system-wallpaper:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.system-wallpaper.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(245, 124, 0, 0.3);
}

/* ==================== LOADING AND NOTIFICATIONS ==================== */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--shadow);
    z-index: 10000;
    animation: slideInRight 0.3s ease-out;
}

.notification.success {
    border-color: #4caf50;
}

.notification.error {
    border-color: #ff4757;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==================== WHITEBOARD APP ==================== */
.whiteboard-app {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #f5f5f5;
    margin: -20px;
    border-radius: 0 0 12px 12px;
    overflow: hidden;
    position: relative;
}

.window.maximized .whiteboard-app {
    border-radius: 0;
}

/* Canvas container */
.wb-canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: #ffffff;
}

.wb-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: crosshair;
    touch-action: none;
}

/* ==================== FLOATING TOOLBAR ==================== */
.wb-floating-toolbar {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: rgba(30, 30, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 2px 8px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    z-index: 100;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Toolbar item wrapper */
.wb-toolbar-item {
    position: relative;
}

/* Main buttons */
.wb-main-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.wb-main-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.wb-main-btn:active {
    transform: scale(0.95);
}

.wb-toolbar-item.open .wb-main-btn {
    background: var(--primary-color);
}

.wb-main-btn svg {
    width: 22px;
    height: 22px;
    stroke: #ffffff;
    fill: none;
    stroke-width: 2;
}

/* Color preview button */
.wb-color-main {
    padding: 4px;
}

.wb-color-preview {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    transition: all 0.2s ease;
}

.wb-toolbar-item.open .wb-color-preview {
    border-color: rgba(255, 255, 255, 0.8);
}

/* Size preview button */
.wb-size-main {
    padding: 4px;
}

.wb-size-preview {
    width: 10px;
    height: 10px;
    background: #ffffff;
    border-radius: 50%;
    transition: all 0.2s ease;
}

/* ==================== SLIDEOUT MENUS ==================== */
.wb-slideout {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    display: flex;
    gap: 8px;
    padding: 10px 12px;
    background: rgba(30, 30, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.wb-toolbar-item.open .wb-slideout {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

/* Arrow pointing down */
.wb-slideout::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid rgba(30, 30, 40, 0.95);
}

/* Tool slideout buttons */
.wb-slideout-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.wb-slideout-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.wb-slideout-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.wb-slideout-btn svg {
    width: 24px;
    height: 24px;
    stroke: #ffffff;
    stroke-width: 2;
}

/* Color slideout */
.wb-slideout-colors {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 12px;
}

.wb-color-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 3px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: inset 0 -2px 4px rgba(0, 0, 0, 0.2);
}

.wb-color-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.wb-color-btn.active {
    border-color: #ffffff;
    transform: scale(1.1);
    box-shadow: 0 0 0 2px var(--primary-color), 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* White color button needs border */
.wb-color-btn[data-color="#ffffff"] {
    border: 3px solid rgba(200, 200, 200, 0.5);
}

.wb-color-btn[data-color="#ffffff"].active {
    border-color: var(--primary-color);
}

/* Size slideout */
.wb-slideout-sizes {
    display: flex;
    gap: 8px;
    padding: 10px 12px;
}

.wb-size-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.wb-size-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.wb-size-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.wb-size-dot {
    background: #ffffff;
    border-radius: 50%;
    transition: all 0.2s ease;
}

/* Divider */
.wb-divider {
    width: 1px;
    height: 28px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 4px;
}

/* ==================== ACTION BUTTONS ==================== */
.wb-action-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.wb-action-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.wb-action-btn:active {
    transform: scale(0.95);
}

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

.wb-action-btn svg {
    width: 20px;
    height: 20px;
    stroke: #ffffff;
    stroke-width: 2;
}

/* Eraser button when active */
.wb-eraser-btn.active {
    background: #e53935;
}

/* Clear button hover - red tint */
.wb-clear-btn:hover {
    background: rgba(229, 57, 53, 0.3);
}

.wb-clear-btn:hover svg {
    stroke: #ff6b6b;
}

/* ==================== RESPONSIVE - TOUCH PANELS ==================== */
@media (min-width: 1920px) {
    .wb-floating-toolbar {
        padding: 12px 18px;
        gap: 8px;
    }
    
    .wb-main-btn,
    .wb-action-btn {
        width: 52px;
        height: 52px;
    }
    
    .wb-main-btn svg,
    .wb-action-btn svg {
        width: 26px;
        height: 26px;
    }
    
    .wb-color-preview {
        width: 34px;
        height: 34px;
    }
    
    .wb-slideout-btn {
        width: 56px;
        height: 56px;
    }
    
    .wb-slideout-btn svg {
        width: 28px;
        height: 28px;
    }
    
    .wb-color-btn {
        width: 44px;
        height: 44px;
    }
    
    .wb-size-btn {
        width: 52px;
        height: 52px;
    }
}

/* 4K Touch Panel Optimizations */
@media (min-width: 3000px) {
    .wb-floating-toolbar {
        padding: 16px 24px;
        gap: 12px;
        border-radius: 60px;
        bottom: 40px;
    }
    
    .wb-main-btn,
    .wb-action-btn {
        width: 68px;
        height: 68px;
    }
    
    .wb-main-btn svg,
    .wb-action-btn svg {
        width: 34px;
        height: 34px;
    }
    
    .wb-color-preview {
        width: 44px;
        height: 44px;
        border-width: 4px;
    }
    
    .wb-size-preview {
        width: 14px;
        height: 14px;
    }
    
    .wb-slideout {
        gap: 12px;
        padding: 16px;
        border-radius: 24px;
        bottom: calc(100% + 20px);
    }
    
    .wb-slideout-btn {
        width: 72px;
        height: 72px;
        border-radius: 16px;
    }
    
    .wb-slideout-btn svg {
        width: 36px;
        height: 36px;
    }
    
    .wb-slideout-colors {
        gap: 12px;
        padding: 16px;
    }
    
    .wb-color-btn {
        width: 56px;
        height: 56px;
        border-width: 4px;
    }
    
    .wb-size-btn {
        width: 68px;
        height: 68px;
        border-radius: 16px;
    }
    
    .wb-divider {
        height: 40px;
        margin: 0 8px;
    }
}

/* ==================== MAXIMIZED WINDOW STYLES ==================== */
.window.maximized {
    position: fixed !important;
    top: var(--topbar-height) !important;
    left: var(--taskbar-width) !important;
    right: 0 !important;
    bottom: 0 !important;
    width: auto !important;
    height: auto !important;
    border-radius: 0;
    z-index: 9000 !important;
}

.window.maximized .window-header {
    display: none;
}

.window.maximized .window-content {
    border-radius: 0;
    height: 100%;
}

.window.maximized .window-resize {
    display: none;
}