/* LIQUID GLASS OS - Revolutionary Interface Design */
/* --- Global Glass Variables & Foundation --- */
:root {
    /* Cosmic Color Palette */
    --glass-black: #0a0a0f;
    --glass-deep-black: #000005;
    --glass-white: #ffffff;
    --glass-silver: #e8e8f0;
    --glass-translucent: rgba(255, 255, 255, 0.15);
    --glass-translucent-light: rgba(255, 255, 255, 0.08);
    --glass-translucent-heavy: rgba(255, 255, 255, 0.25);
    
    /* Prismatic Accent Colors - Aurora Effect */
    --accent-primary: #7c3aed;
    --accent-secondary: #06b6d4;
    --accent-tertiary: #10b981;
    --accent-quaternary: #f59e0b;
    --accent-glow: rgba(124, 58, 237, 0.6);
    --accent-glow-soft: rgba(124, 58, 237, 0.3);
    
    /* Glass Material Properties */
    --glass-blur-light: 20px;
    --glass-blur-medium: 40px;
    --glass-blur-heavy: 60px;
    --glass-border: 1px solid rgba(255, 255, 255, 0.2);
    --glass-border-active: 1px solid rgba(124, 58, 237, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.37);
    --glass-shadow-large: 0 16px 48px rgba(0, 0, 0, 0.5);
    
    /* Liquid Animation Properties */
    --liquid-ease: cubic-bezier(0.23, 1, 0.32, 1);
    --liquid-ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --liquid-ease-elastic: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --liquid-duration: 0.4s;
    --liquid-duration-fast: 0.2s;
    --liquid-duration-slow: 0.8s;
    
    /* Typography */
    --font-primary: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    
    /* Legacy compatibility */
    --bg-color: var(--glass-black);
    --panel-bg: var(--glass-translucent);
    --window-bg: var(--glass-translucent);
    --window-header-bg: var(--glass-translucent-light);
    --text-color: var(--glass-silver);
    --accent-color: var(--accent-primary);
    --accent-hover: var(--accent-secondary);
    --border-color: rgba(255, 255, 255, 0.1);
    --icon-color: var(--glass-silver);
    --font-family: var(--font-primary);
    --monospace-font: var(--font-mono);
    --success-color: var(--accent-tertiary);
    --error-color: #ef4444;
    --paint-canvas-bg: rgba(255, 255, 255, 0.95);
    --notes-bg: var(--glass-translucent);
    --notes-sidebar-bg: var(--glass-translucent-light);
    --notes-list-hover-bg: rgba(255, 255, 255, 0.1);
    --start-menu-bg: var(--glass-translucent);
    --start-menu-border: var(--glass-border);
    --start-menu-hover: rgba(255, 255, 255, 0.1);
    --calculator-bg: var(--glass-translucent);
    --calculator-button: rgba(255, 255, 255, 0.1);
    --calculator-button-hover: rgba(255, 255, 255, 0.2);
    --calculator-display-bg: var(--glass-translucent-light);
    --calculator-op-button: var(--accent-quaternary);
    --calculator-op-button-hover: #fbbf24;
    --music-player-info-color: var(--glass-silver);
    --ide-bg: var(--glass-translucent);
    --ide-textarea-bg: var(--glass-translucent-light);
    --ide-button-bg: rgba(255, 255, 255, 0.1);
    --ide-button-hover-bg: rgba(255, 255, 255, 0.2);
    --ide-find-bg: var(--glass-translucent);
    --ide-find-input-bg: var(--glass-translucent-light);
    --ide-highlight-bg: rgba(124, 58, 237, 0.4);
    --ide-current-highlight-bg: rgba(124, 58, 237, 0.7);
    --accent-color-rgb: 124,58,237;
}

/* --- Liquid Glass Foundation --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html, body {
    height: 100%;
    width: 100%;
    overflow: hidden;
    font-family: var(--font-primary);
    color: var(--glass-silver);
    background: linear-gradient(135deg,
        #121316 0%,
        #16171c 35%,
        #1a1b22 70%,
        #121318 100%);
    position: relative;
}

/* Cosmic Background Animation */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Simple, iconic: one diagonal purple beam + a soft corner glow */
    background:
        linear-gradient(120deg,
            rgba(124, 58, 237, 0) 42%,
            rgba(124, 58, 237, 0.22) 50%,
            rgba(124, 58, 237, 0) 58%),
        radial-gradient(800px 600px at 78% 18%, rgba(168, 85, 247, 0.18) 0%, transparent 70%),
        radial-gradient(600px 420px at 18% 82%, rgba(124, 58, 237, 0.12) 0%, transparent 72%);
    animation: none;
    pointer-events: none;
    z-index: -1;
}

@keyframes cosmic-drift {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-20px, -30px) rotate(0.5deg); }
    50% { transform: translate(20px, -20px) rotate(-0.5deg); }
    75% { transform: translate(-10px, 20px) rotate(0.3deg); }
}

/* --- Floating Liquid Glass Taskbar --- */
#taskbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: transparent;
    display: block;
    z-index: 2000; /* Overlays maximized windows */
    pointer-events: none;
    transition: height var(--liquid-duration) var(--liquid-ease);
}

#floating-taskbar-container {
    position: absolute;
    left: 50%;
    top: 11px;
    transform: translateX(-50%);
    width: auto;
    max-width: 90vw;
    height: 58px;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid transparent; /* keep width to avoid color flash */
    border-radius: 8px;
    display: flex;
    align-items: center;
    padding: 0 6px;
    box-shadow: none;
    transition: all var(--liquid-duration) var(--liquid-ease);
    pointer-events: auto;
}

/* Collapsible Taskbar Toggle Button */
#taskbar-collapse-toggle {
    position: absolute;
    right: 6px;
    top: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: var(--glass-silver);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: all var(--liquid-duration) var(--liquid-ease);
    pointer-events: auto;
    opacity: 0.7;
    backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
}
#taskbar-collapse-toggle i { font-size: 9px; line-height: 1; }
#taskbar-collapse-toggle:hover { 
    background: rgba(255, 255, 255, 0.12);
    color: var(--glass-silver);
    opacity: 0.9;
}
#taskbar-collapse-toggle[aria-pressed="true"] i { transform: rotate(180deg); transition: transform var(--liquid-duration) var(--liquid-ease); }

/* Collapsed Taskbar States */
body.taskbar-collapsed #floating-taskbar-container {
    transform: translateX(-50%) translateY(-80px) scale(0.98);
    opacity: 0.0;
    pointer-events: none;
}
body.taskbar-collapsed #taskbar-collapse-toggle {
    top: 2px;
}
/* Reveal a tiny grab bar when collapsed */
body.taskbar-collapsed #taskbar-collapse-toggle {
    opacity: 0.9;
}


/* Recall handle shown when collapsed */
#taskbar-recall-handle {
    position: fixed;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 23px;
    height: 23px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    color: #111;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000; /* Ensure above windows and taskbar */
    cursor: pointer;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
#taskbar-recall-handle, #taskbar-recall-handle * { touch-action: none; }
#taskbar-recall-handle i { font-size: 10px; }
body.taskbar-collapsed #taskbar-recall-handle { display: flex; }

/* When collapsed, push taskbar behind everything so it cannot intercept taps */
body.taskbar-collapsed #taskbar {
    z-index: 0 !important;
}

/* Briefly disable taskbar interactions immediately after reveal to prevent ghost taps */
body.taskbar-revealing #floating-taskbar-container {
    pointer-events: none !important;
}

/* Smooth desktop area adjustment via padding */
/* Allow full viewport icon placement regardless of taskbar state */
body:not(.taskbar-collapsed) #desktop-icons,
body:not(.taskbar-collapsed) #desktop-drop-zone { top: 0; bottom: 0; }
body.taskbar-collapsed #desktop-icons,
body.taskbar-collapsed #desktop-drop-zone { top: 0; bottom: 0; }

#floating-taskbar-container.dragging { cursor: grabbing; box-shadow: none; }

#floating-taskbar-container:hover {
    background: rgba(20, 20, 25, 0.75);
    border: 1px solid rgba(124, 58, 237, 0.35);
    box-shadow: none;
}
/* Liquid Glass Start Button */
#start-menu-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    margin-right: 8px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 8px;
    transition: background-color var(--liquid-duration) var(--liquid-ease), border-color var(--liquid-duration) var(--liquid-ease), color var(--liquid-duration) var(--liquid-ease);
    position: relative;
    overflow: hidden;
}

#start-menu-button::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(60% 60% at 50% 50%, rgba(255,255,255,0.18), rgba(255,255,255,0) 70%);
    opacity: 0;
    transform: scale(0.95);
    transition: opacity var(--liquid-duration) var(--liquid-ease), transform var(--liquid-duration) var(--liquid-ease);
}

#start-menu-button:hover::before { opacity: 0.35; transform: scale(1); }

#start-menu-button:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.3); }

#start-menu-button.active { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.45); }
#start-menu-button.active::before { opacity: 0.45; transform: scale(1.02); }

/* Start menu reveal polish */
#start-menu {
    position: fixed;
    bottom: 40px;
    left: 5px;
    width: 250px;
    max-height: 400px;
    background-color: rgba(10, 10, 15, 0.85);
    border: 1px solid var(--start-menu-border);
    border-radius: 6px;
    box-shadow: 0 18px 40px rgba(0,0,0,0.5);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    color: var(--text-color);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--liquid-duration) var(--liquid-ease), transform var(--liquid-duration) var(--liquid-ease), visibility var(--liquid-duration) linear;
}
#start-menu.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    visibility: visible;
    pointer-events: auto;
}

#start-menu-button svg { width: 14px; height: 14px; fill: var(--glass-silver); transition: all var(--liquid-duration) var(--liquid-ease); }

#start-menu-button::after { content: none; }

#start-menu-button:hover svg {
    fill: var(--accent-primary);
    filter: drop-shadow(0 0 8px var(--accent-glow));
}

/* --- Prevent Icon Flashing During Load --- */
#app-launchers-taskbar {
    display: flex !important;
    align-items: center;
    gap: 2px;
    visibility: visible !important;
}

#app-launchers-taskbar .taskbar-icon {
    opacity: 1 !important;
    visibility: visible !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    color: inherit !important; /* preserve per-icon color */
    font-size: 18px !important;
    width: 38px !important;
    height: 38px !important;
    padding: 0 !important;
    border-radius: 10px !important;
    gap: 0 !important;
    margin: 0 3px !important;
}

/* Extra breathing room after File Manager before Browser */
#app-launchers-taskbar .taskbar-icon[data-window-id="window-files"] {
    margin-right: 14px !important;
}

/* Force icon visibility immediately */
.taskbar-icon i,
.taskbar-icon::before,
.taskbar-icon::after {
    opacity: 1 !important;
    visibility: visible !important;
    display: inline-block !important;
}

/* Extra strong CSS to ensure taskbar icons are always visible */
#app-launchers-taskbar > i.taskbar-icon {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    position: relative !important;
    z-index: 100 !important;
}

/* Fallback for when Font Awesome doesn't load */
.taskbar-icon:not(:empty):before {
    content: "📱" !important;
    font-style: normal !important;
    font-size: 16px !important;
    display: inline-block !important;
}

/* Ultimate force visibility for taskbar icons with data attribute */
.taskbar-icon[data-force-visible="true"] {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    font-size: 18px !important;
    width: 40px !important;
    height: 40px !important;
    position: relative !important;
    z-index: 1000 !important;
}

/* Prevent any potential hiding during load */
.taskbar-icon[style*="display: none"],
.taskbar-icon[style*="visibility: hidden"],
.taskbar-icon[style*="opacity: 0"] {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Liquid App Launchers */
.taskbar-icon {
    font-size: 18px;
    width: 38px;
    height: 38px;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    color: var(--glass-silver); /* inline color on launcher overrides */
    cursor: pointer;
    border-radius: 10px;
    /* fallback background */
    background: rgba(255, 255, 255, 0.03);
    /* tint using icon color where supported */
    background: color-mix(in srgb, currentColor 12%, transparent);
    /* fallback border */
    border: 1px solid rgba(255, 255, 255, 0.22);
    /* colored border where supported */
    border-color: color-mix(in srgb, currentColor 45%, transparent);
    transition: background-color var(--liquid-duration-fast) var(--liquid-ease), border-color var(--liquid-duration-fast) var(--liquid-ease), color var(--liquid-duration-fast) var(--liquid-ease);
    position: relative;
    margin: 0 3px;
    padding: 0;
    text-shadow: none;
    filter: none;
}

.taskbar-icon::after { content: none; }

.taskbar-icon:hover {
    /* intensify the same color without requiring hover to reveal base color */
    background: color-mix(in srgb, currentColor 18%, transparent);
    border-color: color-mix(in srgb, currentColor 60%, transparent);
}

.taskbar-icon:hover::after { opacity: 1; }

@media (max-width: 768px) {
    #app-launchers-taskbar .taskbar-icon { width: 36px !important; height: 36px !important; }
}

#open-windows-taskbar { display: flex; align-items: center; flex-grow: 1; margin-left: 10px; overflow-x: auto; overflow-y: hidden; height: 100%; padding: 0 5px; }
#open-windows-taskbar::-webkit-scrollbar { height: 3px; }
#open-windows-taskbar::-webkit-scrollbar-thumb { background: var(--accent-color); border-radius: 3px; }

.taskbar-window-button {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--glass-silver);
    padding: 0;
    margin: 0 3px;
    border-radius: 8px;
    font-size: 0.8em;
    cursor: pointer;
    white-space: nowrap;
    width: 42px;
    height: 42px;
    max-width: 42px;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all var(--liquid-duration-fast) var(--liquid-ease);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.taskbar-window-button:hover { background: rgba(255, 255, 255, 0.1); border: 1px solid var(--accent-color); transform: translateY(-1px) scale(1.02); box-shadow: none; }

.taskbar-window-button.active { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--accent-color); color: var(--glass-silver); transform: none; box-shadow: none; }

.taskbar-window-button.minimized {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
}

.taskbar-window-button.opening {
    animation: taskbar-button-appear 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.taskbar-window-button.closing {
    animation: taskbar-button-disappear 0.3s var(--liquid-ease) forwards;
}

.taskbar-window-button.rearranging {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.taskbar-window-button i {
    margin-right: 0;
    font-size: 1.6em;
    color: inherit;
    opacity: 0.9;
}

.taskbar-window-button .taskbar-button-text {
    display: none;
}

#clock { font-size: 0.9em; padding-right: 10px; color: #cccccc; text-shadow: 0 0 2px rgba(255,255,255,0.3); cursor: pointer; }
#clock-container { position: relative; margin-left: auto; flex-shrink: 0; display: flex; align-items: center; }
#sound-mute-button {
    background: none;
    border: 1px solid transparent;
    color: var(--icon-color);
    padding: 5px 10px;
    margin-right: 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85em;
    opacity: 0.7;
    width: 34px; /* For icon only */
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#sound-mute-button:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}
#calendar-dropdown { display: none; position: absolute; top: calc(100% + 5px); right: 0; width: 280px; background-color: var(--panel-bg); border: 1px solid var(--border-color); border-radius: 4px; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3); z-index: 1002; padding: 10px; color: var(--text-color); }
#full-date-display { font-size: 0.9em; margin-bottom: 10px; text-align: center; font-weight: bold; color: #ffffff; }
#calendar-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
#calendar-header button { background: none; border: none; color: var(--accent-color); font-size: 1.1em; cursor: pointer; padding: 0 5px; border-radius: 3px; line-height: 1; }
#calendar-header button:hover { background-color: var(--start-menu-hover); color: var(--accent-hover); }
#calendar-month-year { font-weight: bold; font-size: 0.95em; }
#calendar-days-header { display: grid; grid-template-columns: repeat(7, 1fr); gap: 1px; font-size: 0.75em; font-weight: bold; margin-bottom: 5px; padding-bottom: 3px; border-bottom: 1px solid var(--border-color); }
#calendar-days-header span { text-align: center; padding: 2px 0; }
#calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
#calendar-grid .day-cell { padding: 5px 2px; font-size: 0.8em; text-align: center; border-radius: 3px; cursor: default; min-height: 26px; display: flex; align-items: center; justify-content: center; }
#calendar-grid .day-cell.empty-cell { background-color: transparent; cursor: default; }
#calendar-grid .day-cell.empty-cell:hover { background-color: transparent; }
#calendar-grid .day-cell:not(.empty-cell):hover { background-color: var(--start-menu-hover); }
#calendar-grid .day-cell.current-day { background-color: var(--accent-color); color: #ffffff; font-weight: bold; }
#calendar-grid .day-cell.current-day:hover { background-color: var(--accent-hover); }

@keyframes taskbar-button-appear {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes taskbar-button-disappear {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.5);
    }
}

/* --- Start Menu --- */
#start-menu { position: fixed; bottom: 40px; left: 5px; width: 250px; max-height: 400px; background-color: rgba(10, 10, 15, 0.85);
    border: 1px solid var(--start-menu-border); border-radius: 4px; box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.4); z-index: 1001; display: none; flex-direction: column; overflow: hidden; color: var(--text-color); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); }
#start-menu.visible { display: flex; }
#start-menu ul { list-style: none; padding: 5px; margin: 0; flex-grow: 1; overflow-y: auto; }
#start-menu li { padding: 8px 12px; cursor: pointer; display: flex; align-items: center; gap: 10px; border-radius: 3px; }
#start-menu li:hover { background-color: var(--start-menu-hover); color: color-mix(in srgb, var(--accent-primary) 70%, var(--glass-white)); }
#start-menu li i { width: 1.2em; text-align: center; color: var(--icon-color); }
#start-menu li:hover i { color: color-mix(in srgb, var(--accent-primary) 70%, var(--glass-white)); }

/* --- Desktop Icons --- */
/* --- Full Desktop Icon Container --- */
#desktop-icons {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0; /* allow full-page placement */
    padding: 0;
    pointer-events: auto; /* Enable mouse events for selection box */
    z-index: 1;
}

#desktop-icons:hover {
    /* Remove hover effects since this now covers the whole desktop */
}

.desktop-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 80px;
    text-align: center;
    cursor: pointer;
    padding: 12px 8px;
    border-radius: 14px;
    transition: none; /* eliminate floaty feel */
    color: var(--glass-silver);
    position: fixed; /* Fixed to viewport to avoid container shifts */
    background: rgba(255, 255, 255, 0.01);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.03);
    pointer-events: auto; /* Enable clicks on individual icons */
    user-select: none; /* Prevent text selection */
}





.desktop-icon:hover:not(.jiggling):not(.selected) { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(124, 58, 237, 0.15); transform: none; box-shadow: none; }
.desktop-icon.selected {
    background: transparent; /* remove purple coating */
    border: 1px solid rgba(124, 58, 237, 0.85); /* thin purple outline */
    box-shadow: none;
}

.desktop-icon.selected i { text-shadow: none; filter: none; }

.desktop-icon i {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--glass-silver);
    transition: all var(--liquid-duration) var(--liquid-ease);
    pointer-events: none;
    opacity: 0.8;
    position: relative;
    text-shadow: 
        0 1px 0 rgba(255, 255, 255, 0.3),
        0 2px 2px rgba(0, 0, 0, 0.3),
        0 0 8px rgba(255, 255, 255, 0.1);
    filter: drop-shadow(0 1px 0 rgba(255, 255, 255, 0.2));
}

/* Force white folder icons on desktop */
.desktop-icon i.fa-folder { color: #ffffff !important; }

.desktop-icon:hover:not(.jiggling):not(.selected) i { color: var(--accent-primary); opacity: 1; transform: none; text-shadow: none; filter: none; }

/* During desktop icon drag, suppress hover animations on other icons to avoid perceived movement */
body.dragging-desktop-icon .desktop-icon { transition: none !important; }
body.dragging-desktop-icon .desktop-icon:hover { transform: none !important; box-shadow: none !important; }
body.dragging-desktop-icon .desktop-icon:hover i { transform: none !important; }
/* Ghost element styling for drag */
.drag-ghost {
    position: fixed !important;
    pointer-events: none !important;
    opacity: 0.7 !important;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.35));
    transition: none !important;
}
body.desktop-interaction-active .desktop-icon { transition: none !important; }
body.desktop-interaction-active .desktop-icon:hover { transform: none !important; box-shadow: none !important; }
body.desktop-interaction-active .desktop-icon:hover i { transform: none !important; }
/* Freeze all non-dragged icons completely during drag to prevent any visual lurch */
/* Allow selection box and clicks while still suppressing hover motion */
body.dragging-desktop-icon #desktop-icons .desktop-icon:not(.dragging-icon-active):not(.trash-can-icon) {
    transform: none !important;
    transition: none !important;
}

.desktop-icon span {
    font-size: 12px;
    font-weight: 500;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
    pointer-events: none;
    opacity: 0.9;
}

.desktop-icon.jiggling { animation: none; }
@keyframes jiggle { from { transform: none; } to { transform: none; } }
.desktop-icon.dragging-icon-active { 
    position: absolute !important; 
    z-index: 2000 !important; 
    opacity: 0.9; 
    pointer-events: none; 
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), 0 0 20px var(--accent-glow); 
    animation: none !important; 
    transition: none !important; /* Disable all transitions during drag for performance */
    will-change: transform; /* Optimize for transform changes */
    backface-visibility: hidden; /* Improve rendering performance */
}

/* Global cursor change during icon dragging */
body.dragging-desktop-icon {
    cursor: grabbing !important;
}

body.dragging-desktop-icon * {
    cursor: grabbing !important;
}
.desktop-icon-placeholder { background-color: rgba(255, 255, 255, 0.08); border: 1px dashed var(--accent-color); opacity: 0.6; width: 85px; height: 85px; padding: 8px 5px; border-radius: 4px; display: flex; align-items: center; justify-content: center; }

@media (min-width: 769px) and (max-height: 800px) { #desktop-icons { gap: 10px; top: 50px; left: 15px; padding-bottom: 10px; } .desktop-icon { width: 75px; padding: 6px 4px; } .desktop-icon i { font-size: 2.0em; margin-bottom: 4px; } .desktop-icon span { font-size: 0.75em; } .desktop-icon-placeholder { width: 75px; height: 75px; padding: 6px 4px;} }
@media (min-width: 769px) and (max-height: 650px) { #desktop-icons { gap: 8px; top: 45px; left: 10px; padding-bottom: 8px; } .desktop-icon { width: 65px; padding: 4px 3px; } .desktop-icon i { font-size: 1.8em; margin-bottom: 3px; } .desktop-icon span { font-size: 0.7em; } .desktop-icon-placeholder { width: 65px; height: 65px; padding: 4px 3px;} }

@media (max-width: 768px) {
    /* Ensure taskbar appears rock solid on mobile - no shifting */
    #floating-taskbar-container {
        position: fixed !important;
        left: 50% !important;
        top: 8px !important;
        transform: translateX(-50%) !important;
        width: auto !important;
        max-width: 95vw !important;
        height: 50px !important;
        padding: 0 12px !important;
        transition: none !important; /* Remove transitions that cause shifting */
    }
    
    /* Ensure start menu button is properly visible on mobile */
    #start-menu-button {
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-flex !important;
        background: rgba(255, 255, 255, 0.15) !important;
        border: 1px solid rgba(255, 255, 255, 0.2) !important;
        width: 28px !important;
        height: 28px !important;
        margin-right: 8px !important;
        border-radius: 8px !important;
        transition: none !important; /* Remove transitions that cause shifting */
    }
    
    #start-menu-button svg {
        opacity: 1 !important;
        visibility: visible !important;
        fill: var(--glass-silver) !important;
        width: 14px;
        height: 14px;
        transition: fill 0.2s ease !important;
    }
    
    #start-menu-button:hover {
        background: rgba(124, 58, 237, 0.2) !important;
        border: 1px solid rgba(124, 58, 237, 0.5) !important;
        transform: translateY(-2px) scale(1.05) !important;
    }
    
    #start-menu-button:hover svg {
        fill: var(--accent-primary) !important;
        filter: drop-shadow(0 0 8px var(--accent-glow)) !important;
    }
    
    /* Allow full desktop icon placement on mobile - remove vertical constraint */
    #desktop-icons { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; padding: 0; display: block; overflow: visible; }
    .desktop-icon { 
        position: fixed;
        width: 60px; 
        padding: 3px; 
        margin-bottom: 0; 
    }
    
    /* Fix trash can sizing on mobile - make it consistent with desktop */
    .desktop-icon.trash-can-icon {
        width: 75px !important;
        height: 80px !important;
        min-width: 75px !important;
        min-height: 80px !important;
        max-width: 75px !important;
        max-height: 80px !important;
        padding: 6px !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        box-sizing: border-box !important;
    }
    
    /* Ensure trash can stays hidden on mobile until JavaScript shows it */
    #desktop-trash-can {
        display: none;
    }
    
    /* Only show when JavaScript explicitly sets it to flex */
    #desktop-trash-can.show-trash {
        display: flex !important;
        position: absolute !important;
        bottom: 20px !important;
        right: 20px !important;
    }
    .desktop-icon i { font-size: 1.6em; margin-bottom: 2px; }
    .desktop-icon span { font-size: 0.6em; line-height: 1.1; word-wrap: break-word; }
    .desktop-icon-placeholder { width: 60px; height: 55px; padding: 3px; }
    #app-launchers-taskbar .taskbar-icon { margin: 0 4px; font-size: 1.3em; }
    /* Hide all taskbar icons except terminal and file manager on mobile */
    #app-launchers-taskbar .taskbar-icon:not([data-window-id="window-terminal"]):not([data-window-id="window-files"]) { display: none !important; }
    #open-windows-taskbar { margin-left: 5px; max-width: calc(100vw - 170px); }
    .taskbar-window-button { min-width: auto; width: 32px; height: 28px; padding: 0; font-size: 1.0em; display: inline-flex; align-items: center; justify-content: center; margin-right: 3px; }
    .taskbar-window-button .taskbar-button-text { display: none; }
    .taskbar-window-button i { display: inline-block; margin: 0; line-height: 1; font-size: 0.8em; }

    /* --- Mobile Window Fixes --- */
    /* Fix paint program on mobile */
    #window-paint {
        min-width: 0;
        width: 95vw;
        left: 2.5vw;
        min-height: 300px;
        height: 80vh; /* Use viewport height */
    }
    #window-paint .window-content {
        overflow-x: auto; /* Allow content to scroll horizontally */
        -webkit-overflow-scrolling: touch;
    }
}

/* --- Enhanced Glass Windows --- */
.window {
    position: absolute;
    background: #2a2a2a;
    border: var(--glass-border);
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
    min-width: 250px;
    min-height: 150px;
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 10;
    /* Reduce transition strength for tighter feel; JS disables it entirely during drag/resize */
    transition: top 0.06s linear, left 0.06s linear, width 0.06s linear, height 0.06s linear;
    transform-origin: center center;
}
.window.opening {
    animation: window-open-anim 0.25s var(--liquid-ease-elastic) forwards;
}
.window.closing {
    animation: window-close-anim 0.2s ease-out forwards;
}
.window.dragging, .window.resizing { transition: none; }
.window.maximized { border-radius: 0; box-shadow: none; transition: none; }
.window.active { z-index: 999; border: var(--glass-border); box-shadow: var(--glass-shadow); }
.window-header {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 5px 10px;
    cursor: grab;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--glass-silver);
    flex-shrink: 0;
    border-radius: 12px 12px 0 0;
}
.window.active .window-header {
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--glass-silver);
    font-weight: normal;
    text-shadow: none;
}

/* Dim inactive window titles slightly */
.window-header .window-title {
    opacity: 0.65;
    transition: opacity 0.2s ease;
    font-family: 'Inter', 'SF Pro Display', 'Segoe UI Variable', 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-weight: 600;
    letter-spacing: 0.2px;
}
.window.active .window-header .window-title {
    opacity: 1;
}
.window-controls button {
    background: none;
    border: none;
    color: white; /* Default to white for all buttons */
    font-size: 0.9em;
    padding: 0 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: 3px;
    line-height: 1;
}

.window-controls button:hover {
    opacity: 1;
    background-color: rgba(255,255,255,0.1);
}

.window.active .window-header .window-controls button {
    color: white;
    opacity: 1;
    background: none;
    border: none;
}

.window.active .window-header .window-controls button:hover {
    opacity: 1;
    background-color: rgba(255,255,255,0.1);
}

.window-controls .close-btn {
    color: #ff5555 !important; /* Always red */
    font-weight: bold;
    font-size: 1.1em; /* Slightly larger */
    background: none;
    border: none;
}

.window-controls .close-btn:hover {
    color: #ff8888;
    background-color: rgba(255, 85, 85, 0.3);
}

.window.active .window-header .window-controls .close-btn {
    color: #ff5555 !important; /* Ensure active close button is also red */
}
.window-content { padding: 15px; flex-grow: 1; overflow: auto; position: relative; }
.iframe-activation-shield { cursor: pointer; }

/* Window Resizers */
.window .top-resizer, .window .bottom-resizer, .window .left-resizer, .window .right-resizer,
.window .top-left-resizer, .window .top-right-resizer, .window .bottom-left-resizer, .window .bottom-right-resizer {
    position: absolute;
    background: transparent; /* Make them invisible by default */
    z-index: 5; /* Below window content typically, but above other things if needed */
}
.window .resizer {
    width: 15px;
    height: 15px;
    background: transparent; /*rgba(0, 0, 0, 0.1);*/
    position: absolute;
    right: 0;
    bottom: 0;
    cursor: nwse-resize;
    z-index: 15;
}

.window .top-resizer { top: -3px; left: 6px; right: 6px; height: 6px; cursor: ns-resize; }
.window .bottom-resizer { bottom: -3px; left: 6px; right: 6px; height: 6px; cursor: ns-resize; }
.window .left-resizer { left: -3px; top: 6px; bottom: 6px; width: 6px; cursor: ew-resize; }
.window .right-resizer { right: -3px; top: 6px; bottom: 6px; width: 6px; cursor: ew-resize; }

.window .top-left-resizer { top: -3px; left: -3px; width: 12px; height: 12px; cursor: nwse-resize; z-index: 16;}
.window .top-right-resizer { top: -3px; right: -3px; width: 12px; height: 12px; cursor: nesw-resize; z-index: 16;}
.window .bottom-left-resizer { bottom: -3px; left: -3px; width: 12px; height: 12px; cursor: nesw-resize; z-index: 16;}
.window .bottom-right-resizer { bottom: -3px; right: -3px; width: 12px; height: 12px; cursor: nwse-resize; z-index: 16;} /* This is the one that uses the .resizer class currently */

/* Mobile-specific resize handles */
.mobile-resize-tl, .mobile-resize-br {
    position: absolute;
    width: 20px; /* Larger touch target */
    height: 20px;
    z-index: 20; /* Ensure they are on top for touch */
    display: none; /* Hidden by default, shown via media query */
    cursor: nwse-resize; /* Common cursor for both */
}

.mobile-resize-tl {
    top: 0px; /* Adjust to align with window edge */
    left: 0px;
}

.mobile-resize-br {
    bottom: 0px; /* Adjust to align with window edge */
    right: 0px;
}

/* Top-left L-shape */
.mobile-resize-tl::before, .mobile-resize-tl::after {
    content: '';
    position: absolute;
    background-color: rgba(255, 255, 255, 0.6); /* Subtle white */
    transition: background-color 0.2s ease, box-shadow 0.2s ease; /* Added transition */
}
.mobile-resize-tl::before { /* Horizontal bar */
    width: 10px;
    height: 2px;
    top: 2px;
    left: 2px;
}
.mobile-resize-tl::after { /* Vertical bar */
    width: 2px;
    height: 8px; /* Adjusted from 10px */
    top: 4px;    /* Adjusted from 2px (2px original top + 2px height of ::before) */
    left: 2px;
}

/* Bottom-right L-shape */
.mobile-resize-br::before, .mobile-resize-br::after {
    content: '';
    position: absolute;
    background-color: rgba(255, 255, 255, 0.6); /* Subtle white */
    transition: background-color 0.2s ease, box-shadow 0.2s ease; /* Added transition */
}
.mobile-resize-br::before { /* Horizontal bar */
    width: 10px;
    height: 2px;
    bottom: 2px;
    right: 2px;
}
.mobile-resize-br::after { /* Vertical bar */
    width: 2px;
    height: 8px; /* Adjusted from 10px */
    bottom: 4px; /* Adjusted from 2px (2px original bottom + 2px height of ::before) */
    right: 2px;
}

/* Show mobile resizers only on smaller screens */
@media (max-width: 768px) {
    .mobile-resize-tl, .mobile-resize-br {
        display: block;
    }

    /* Light up effect when resizing with mobile handles */
    .window.resizing .mobile-resize-tl::before,
    .window.resizing .mobile-resize-tl::after,
    .window.resizing .mobile-resize-br::before,
    .window.resizing .mobile-resize-br::after {
        background-color: var(--accent-color);
        box-shadow: 0 0 5px var(--accent-glow);
    }

    /* Optionally hide or shrink the edge resizers on mobile if they conflict */
    .window .top-resizer, .window .bottom-resizer, .window .left-resizer, .window .right-resizer,
    .window .top-left-resizer, .window .top-right-resizer, .window .bottom-left-resizer, .window .bottom-right-resizer {
        /* Example: make them smaller or completely hide them if mobile handles are preferred */
        /* width: 3px; height: 3px; */
        /* display: none; */ 
    }
    .window .resizer { /* The original bottom-right square */
        display: none; /* Hide if mobile-resize-br is taking over */
    }
}

/* --- Specific App Styles --- */
#window-terminal .window-content { background-color: #0a0a0a; color: var(--success-color); font-family: var(--monospace-font); white-space: pre-wrap; font-size: 0.9em; line-height: 1.4; padding: 10px; }
#terminal-output { margin-bottom: 5px; } #terminal-input-line { line-height: 1.4; white-space: nowrap; } #terminal-input-line .prompt { color: var(--success-color); padding-right: 5px; }
#window-terminal .cursor { background-color: var(--success-color); color: #0a0a0a; display: inline-block; width: 0.6em; height: 1.2em; vertical-align: bottom; margin-left: 1px; opacity: 1; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

#window-files .window-content { padding: 0; display: flex; flex-direction: column; height: 100%; }
#file-manager-header { display: flex; align-items: center; padding: 5px 8px; border-bottom: 1px solid var(--border-color); margin-bottom: 0; flex-shrink: 0; }
#file-manager-back-button { background: none; border: none; color: var(--icon-color); font-size: 1.2em; cursor: pointer; margin-right: 10px; padding: 2px 5px; border-radius: 3px;}
#file-manager-back-button:hover { background-color: rgba(255,255,255,0.1); color: var(--accent-hover); } #file-manager-back-button:disabled { opacity: 0.4; cursor: not-allowed; background-color: transparent;}
#file-manager-path { font-size: 0.9em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex-grow: 1; }
#window-files ul { list-style: none; padding: 5px; margin: 0; flex-grow: 1; overflow-y: auto; }
#window-files li {
    padding: 5px 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    border-radius: 3px;
    margin-bottom: 2px;
    transition: background-color 0.1s ease, border 0.1s ease; /* Added border to transition */
    border: 1px solid transparent; /* Add transparent border for smooth transition on selection */
}
#window-files li:hover {
    background-color: rgba(var(--accent-color-rgb, 160,0,255), 0.04);
}
#window-files li.selected { /* Style for selected file/folder item */
    background-color: rgba(var(--accent-color-rgb, 160,0,255), 0.12);
    border: 1px solid rgba(var(--accent-color-rgb, 160,0,255), 0.6);
}
#window-files li i { margin-right: 10px; width: 1.2em; text-align: center; }
#window-files li i.file-icon-emoji { font-style: normal; font-size: 1.1em; line-height: 1; }
#window-files li .file-icon-img { color: #6bbdff; }
#window-files li .file-icon-doc { color: #f0f0f0; }
#window-files li .file-icon-game { color: var(--success-color); }
#window-files li .file-icon-calc { color: #569cd6; } /* Swapped color */
#window-files li .file-icon-webapp { color: #ffcc00; }
#window-files li .file-icon-music { color: #36d2ab; }
#window-files li .file-icon-code { color: var(--calculator-op-button); } /* Swapped color */


#window-settings .window-content p { margin-bottom: 10px; } #window-settings .window-content label { margin-right: 5px; } #window-settings .window-content input[type="color"] { vertical-align: middle; } #window-settings .window-content hr { margin: 15px 0; border-color: var(--border-color); }
#window-doc-viewer .window-content { font-family: var(--monospace-font); white-space: pre-wrap; font-size: 0.9em; background-color: #252525; }
#window-pic-viewer .window-content { display: flex; justify-content: center; align-items: center; background-color: #202020; }
#window-pic-viewer img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 3px; }

#window-snake-game { min-width: 340px; min-height: 420px; }
#window-snake-game .window-content { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; padding: 10px; background-color: #111; }
#snake-canvas { border: 1px solid var(--accent-color); background-color: #000; display: block; }
#game-info { margin-bottom: 10px; font-size: 0.9em; width: 100%; max-width: 300px; display: flex; justify-content: space-between; }
#game-status { color: var(--error-color); font-weight: bold; min-height: 1.2em; } #game-score { color: var(--success-color); }
#snake-restart-button { display: none; margin-top: 10px; padding: 5px 15px; background-color: var(--accent-color); color: var(--bg-color); border: none; border-radius: 3px; cursor: pointer; font-weight: bold; }
#snake-restart-button:hover { background-color: var(--accent-hover); }
#leaderboard-container { margin-top: 15px; width: 100%; max-width: 300px; font-size: 0.8em; text-align: center; display: none; transform-origin: center bottom; transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.5s ease-out; }
#leaderboard-container h3 { color: var(--accent-color); margin-bottom: 5px; }
#leaderboard-list { list-style: none; padding: 0; max-height: 100px; overflow-y: auto; background-color: #222; border-radius: 3px; padding: 5px; margin-bottom: 5px; }
#leaderboard-list li { padding: 2px 5px; display: flex; justify-content: space-between; } #leaderboard-list li.player-score { color: var(--success-color); font-weight: bold; } #player-rank-info { font-style: italic; }
@keyframes pulse-text { 0% { text-shadow: 0 0 5px var(--accent-glow); } 50% { text-shadow: 0 0 20px var(--accent-color); } 100% { text-shadow: 0 0 5px var(--accent-glow); } }

#window-paint { width: 800px; height: 600px; min-width: 550px; min-height: 450px; }
#window-paint .window-content { padding: 0; display: flex; flex-direction: row; }
#paint-sidebar { width: 160px; height: 100%; background-color: var(--window-header-bg); border-right: 1px solid var(--border-color); padding: 10px; display: flex; flex-direction: column; gap: 12px; flex-shrink: 0; overflow-y: auto; }
.paint-control-group { display: flex; flex-direction: column; gap: 5px; padding: 8px 6px; border-radius: 3px; background-color: var(--panel-bg); }
.paint-control-group label { font-size: 0.85em; margin-bottom: 4px; font-weight: bold; color: var(--glass-silver); text-shadow: 0 0 3px rgba(0,0,0,0.5); }
.paint-control-group-row { display: flex; align-items: center; gap: 6px; }
.paint-tools-grid, .paint-shapes-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(30px, 1fr)); gap: 5px; }
.paint-tool-button { width: 30px; height: 30px; border: 1px solid var(--border-color); cursor: pointer; border-radius: 3px; display: inline-flex; align-items: center; justify-content: center; background-color: var(--window-bg); color: var(--text-color); font-size: 1em; padding: 0; transition: background-color 0.1s, border-color 0.1s; }
.paint-tool-button.active { border: 2px solid var(--accent-color); box-shadow: 0 0 5px var(--accent-glow); background-color: var(--accent-color); color: var(--bg-color); }
.paint-tool-button:hover { background-color: #555; }
#paint-brush-size-slider { width: 100%; accent-color: var(--accent-color); } #paint-brush-size-value { font-size: 0.8em; min-width: 18px; text-align: right; }
#paint-shape-fill-toggle-label { font-size: 0.85em; display: flex; align-items: center; } #paint-shape-fill-toggle { margin-left: 4px; accent-color: var(--accent-color); }
#paint-color-picker-area { display: flex; flex-direction: column; align-items: center; gap: 8px; }
#paint-hue-wheel-canvas { width: 80px; height: 80px; border: 1px solid var(--border-color); border-radius: 50%; cursor: crosshair; } #paint-sl-picker-canvas { width: 80px; height: 80px; border: 1px solid var(--border-color); cursor: crosshair; }
#paint-color-preview-swatch { width: 40px; height: 40px; border: 1px solid var(--border-color); border-radius: 3px; margin-top: 5px; }
#paint-hex-color-input { width: 80px; padding: 4px; font-size: 0.8em; background-color: var(--bg-color); color: var(--text-color); border: 1px solid var(--border-color); border-radius: 3px; font-family: var(--monospace-font); text-align: center; margin-top: 5px; }
#paint-hex-color-input:focus { border-color: var(--accent-color); outline: none; }

/* Text tool specific hex input */
#paint-text-hex-color-input {
    width: 100%; /* Adjusted for new layout */
    padding: 4px;
    font-size: 0.8em;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: var(--monospace-font);
    text-align: center;
    /* margin-top: 5px; /* Removed, spacing handled by parent */
}

#paint-text-hex-color-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* Secondary color hex input */
#paint-secondary-hex-color-input {
    width: 70px;
    padding: 4px;
    font-size: 0.8em;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: var(--monospace-font);
    text-align: center;
    margin-top: 5px; /* Align with other similar controls */
}

#paint-secondary-hex-color-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* Hidden text input field for paint text tool */
#paint-text-input-field {
    position: absolute; /* JS also sets this, but good for reference */
    display: none;      /* JS also sets this */
    z-index: 100;       /* JS also sets this */
    background: transparent;
    border: none;
    outline: none;
    color: transparent;        /* Makes the actual text in the input transparent */
    caret-color: var(--text-color); /* Use theme's text color for the caret */
    padding: 0;
    margin: 0;
    font-size: 16px; /* MODIFIED: Changed from 1px to 16px to prevent mobile zoom */
    /* Actual font size/family for rendering is handled on the canvas. */
    /* Width/height are set by JS if needed, or just keep minimal. */
}

/* Style for the active color target in the picker */
#paint-color-preview-swatch.active-color-target,
#paint-secondary-color-preview-swatch.active-color-target,
#paint-text-color-preview-swatch.active-color-target {
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 8px var(--accent-glow);
}

.paint-actions-group { margin-top: auto; display: flex; flex-direction: column; gap: 8px; }
.paint-action-button { padding: 5px 10px; cursor: pointer; background-color: var(--calculator-button); color: var(--text-color); border: 1px solid var(--border-color); border-radius: 3px; font-size: 0.85em; height: 30px; width: 100%; text-align: center; }
.paint-action-button:hover { background-color: var(--calculator-button-hover); }

/* New styles for paint UI redesign */
.paint-control-group-column {
    display: flex;
    flex-direction: column;
    gap: 4px; /* Consistent gap for items in a column */
}

#paint-text-font-family {
    padding: 4px;
    font-size: 0.8em;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
}

#paint-text-font-size-slider {
    width: 100%;
    accent-color: var(--accent-color);
}

#paint-text-font-size-value {
    font-size: 0.8em;
    min-width: 22px; /* Ensure space for 3 digits if max changes */
    text-align: right;
    color: var(--text-color);
}

#paint-text-antialias-toggle {
    accent-color: var(--accent-color);
    vertical-align: middle; /* Align checkbox better with text */
}

#paint-text-color-preview-swatch {
    border-radius: 3px; /* Match other inputs */
    border: 1px solid var(--border-color);
}

/* Styling for the Layer Controls Panel to match other groups */
#paint-layer-controls-panel {
    /* Already has .paint-control-group from HTML change */
    /* Additional specific styles if needed, for now it should inherit */
}

.paint-layers-buttons {
    display: grid; 
    grid-template-columns: repeat(4, auto); /* Let columns size to content */
    gap: 4px; /* Adjusted gap */
    margin-top: 5px; 
}

.paint-layers-buttons .paint-layer-action-button {
    width: 18px;            
    height: 18px;           
    min-width: unset;       
    min-height: unset;      
    padding: 2px;           
    font-size: 0.7em;       
    display: flex;          
    align-items: center;
    justify-content: center;
    background-color: var(--window-bg); /* Ensure this overrides general button bg */
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 3px;
    cursor: pointer;
    transition: background-color 0.1s, border-color 0.1s;
}

.paint-layers-buttons .paint-layer-action-button:hover {
    background-color: #555;
    border-color: var(--accent-color);
}

#paint-layers-dropdown, 
#paint-layer-opacity-slider,
#paint-layer-rotation-slider,
#paint-layer-scaleX-input,
#paint-layer-scaleY-input {
    width: 100%;
    accent-color: var(--accent-color); /* For sliders */
    background-color: var(--bg-color); /* For select/inputs */
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 4px; /* Consistent padding */
    box-sizing: border-box; /* Ensure padding doesn't expand width */
}

#paint-layers-dropdown {
    margin-bottom: 8px; /* Space after dropdown */
}

#paint-layer-opacity-slider,
#paint-layer-rotation-slider,
#paint-layer-scaleX-input,
#paint-layer-scaleY-input {
    flex-grow: 1; /* Ensure inputs in rows take available space */
}

#paint-layer-opacity-value,
#paint-layer-rotation-value,
#paint-layer-scaleX-value,
#paint-layer-scaleY-value {
    font-size: 0.8em;
    color: var(--text-color);
    text-align: right;
    min-width: 30px; /* Min width for values */
}

#paint-reset-transform-button {
    margin-top: 10px;
    padding: 6px 10px;
    background-color: var(--calculator-button);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-size: 0.8em;
    width: 100%;
    text-align: center;
    cursor: pointer;
}
#paint-reset-transform-button:hover {
    background-color: var(--calculator-button-hover);
}

/* Styling for the Actions Group */
.paint-actions-grid {
    display: grid;
    grid-template-columns: auto auto; /* Cells size to content */
    gap: 5px;
    margin-bottom: 5px; /* Space before the full-width buttons */
}

/* Specific styling for buttons within the undo/redo grid */
.paint-actions-grid .paint-action-button {
    width: auto; /* Override general 100% width, let button shrink to content */
    justify-content: flex-start; /* Align icon and text to the start */
    padding-left: 8px;  /* Adjusted padding */
    padding-right: 8px; /* Adjusted padding */
    flex-direction: row; /* Ensure icon and text are side-by-side */
    align-items: center; /* Vertically center icon and text */
    padding-top: 8px;    /* Slightly reduced vertical padding if line-height helps */
    padding-bottom: 8px; /* Slightly reduced vertical padding if line-height helps */
    gap: 5px; /* Space between icon and text, was 4px */
    line-height: 1.2; /* Adjusted line-height for better vertical centering */
    font-size: 0.8em; /* Slightly smaller text for these buttons */
    /* display: inline-flex; Might try if flex continues to have issues */
}

.paint-actions-grid .paint-action-button span { /* Target the text span directly */
    vertical-align: middle;
}

.paint-control-group .paint-action-button i {
    margin-right: 0;
    font-size: 0.9em; /* Adjusted icon font size relative to button text */
    vertical-align: middle; /* Attempt to align icon better with text */
}

/* Remove margin from icon if it's inside the actions grid, as gap is used */
.paint-actions-grid .paint-action-button i {
    margin-right: 0;
    font-size: 0.9em; /* Adjusted icon font size relative to button text */
    vertical-align: middle; /* Attempt to align icon better with text */
}

#paint-toggle-layers-panel-button {
    justify-content: flex-start; /* Align text to left, icon will be pushed by margin-left: auto */
}

#paint-toggle-layers-panel-button.open i {
    transform: rotate(180deg);
}

.paint-control-group .paint-action-button:last-child {
    margin-bottom: 0; /* No margin for the last button in a group */
}

#paint-canvas-container { 
    flex-grow: 1; 
    position: relative; 
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;

    /* NEW: Checkerboard background for transparency */
    background-image:
        linear-gradient(45deg, #cccccc 25%, transparent 25%),
        linear-gradient(-45deg, #cccccc 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #cccccc 75%),
        linear-gradient(-45deg, transparent 75%, #cccccc 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

#paint-canvas { 
    border: 1px solid var(--border-color); 
    cursor: crosshair; 
    /* MODIFIED: Make canvas background transparent */
    background-color: transparent; 
    display: block; 
    max-width: 100%; 
    max-height: 100%; 
    object-fit: contain; 
    touch-action: none; 
    image-rendering: pixelated; /* Keeps pixels sharp */
    image-rendering: -moz-crisp-edges; /* Firefox */
    image-rendering: crisp-edges; /* W3C Draft */
    box-shadow: 0 0 10px rgba(0,0,0,0.5); 
}
#paint-canvas.tool-eyedropper { cursor: cell; }

#window-notes { width: 450px; height: 350px; } #window-notes .window-content { padding: 0; display: flex; }
#notes-sidebar { width: 150px; background: var(--notes-sidebar-bg); padding: 10px; border-right: 1px solid var(--border-color); display: flex; flex-direction: column; flex-shrink: 0; }
#notes-sidebar button { background-color: var(--window-header-bg); color: var(--text-color); border: 1px solid var(--border-color); border-radius: 3px; padding: 5px; cursor: pointer; width: 100%; margin-bottom: 8px; }
#notes-sidebar button:hover { background-color: #555; }
#notes-list { list-style: none; padding: 0; margin: 0; overflow-y: auto; flex-grow: 1; }
#notes-list li { padding: 8px 5px; cursor: pointer; border-radius: 3px; margin-bottom: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 0.9em;}
#notes-list li:hover { background-color: var(--notes-list-hover-bg); } #notes-list li.active { background-color: var(--accent-color); color: var(--bg-color); font-weight: bold; }
#notes-editor { flex-grow: 1; display: flex; flex-direction: column; }
#notes-title-input { padding: 8px 10px; background: var(--notes-bg); border: none; border-bottom: 1px solid var(--border-color); color: var(--text-color); font-size: 1em; outline: none; width: 100%; }
#notes-textarea { flex-grow: 1; resize: none; border: none; outline: none; background-color: var(--notes-bg); color: var(--text-color); font-family: var(--monospace-font); font-size: 0.9em; padding: 10px; width: 100%; }

#window-calculator { width: 280px; height: 380px; min-width: 240px; min-height: 320px;}
#window-calculator .window-content { background-color: var(--calculator-bg); padding: 10px; display: flex; flex-direction: column; gap: 10px;}
#calculator-display { background-color: var(--calculator-display-bg); color: var(--text-color); font-family: var(--monospace-font); font-size: 1.8em; padding: 10px; text-align: right; border-radius: 3px; border: 1px solid var(--border-color); overflow: hidden; white-space: nowrap; height: 50px; line-height: 30px; flex-shrink: 0; }
#calculator-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; flex-grow: 1; }
#calculator-buttons button { background-color: var(--calculator-button); border: none; color: var(--text-color); font-size: 1.2em; padding: 0; height: 100%; cursor: pointer; border-radius: 3px; transition: background-color 0.1s ease; }
#calculator-buttons button:hover { background-color: var(--calculator-button-hover); } #calculator-buttons button:active { transform: scale(0.98); }
#calculator-buttons .op-button { background-color: var(--calculator-op-button); } #calculator-buttons .op-button:hover { background-color: var(--calculator-op-button-hover); }
#calculator-buttons .zero-button { grid-column: span 2; } #calculator-buttons .eq-button { background-color: var(--accent-color); } #calculator-buttons .eq-button:hover { background-color: var(--accent-hover); }

#window-web-viewer { width: 900px; height: 650px; }
#window-pebbles-app { }
#window-flamethrower-app { min-width: 300px; min-height: 300px; }
#window-twang-app { min-width: 300px; min-height: 350px; }

#window-web-viewer .window-content,
.window[id^="dynamic-web-viewer-"] .window-content,
#window-pebbles-app .window-content,
#window-flamethrower-app .window-content,
#window-twang-app .window-content,
#window-ide-preview .window-content,
#window-gomoku-app .window-content { padding: 0; overflow: hidden; display: flex; }
.web-viewer-iframe-element { width: 100%; height: 100%; border: none; background-color: #fff; flex-grow: 1; }
.web-viewer-back-btn { background: none; border: none; color: var(--icon-color); font-size: 0.9em; padding: 0 5px; cursor: pointer; border-radius: 3px; transition: background-color 0.2s ease, color 0.2s ease; }
.web-viewer-back-btn:hover { background-color: rgba(255, 255, 255, 0.1); color: var(--accent-hover); }
.web-viewer-back-btn:disabled { opacity: 0.4; cursor: not-allowed; background-color: transparent !important; color: var(--icon-color) !important; }
.window.active .window-header .web-viewer-back-btn:disabled { opacity: 0.4 !important; color: var(--icon-color) !important; }

#window-music-player { min-width: 320px; min-height: 280px; width: 400px; height: 300px; }
#window-music-player .window-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    gap: 8px;
    background-color: rgba(30, 30, 30, 0.75);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
    justify-content: space-between;
}
#music-player-info { text-align: center; width: 100%; margin-bottom: 5px; color: var(--music-player-info-color); min-height: 3.5em; flex-shrink: 0; }
#music-player-info p { margin: 2px 0; font-size: 0.9em; } #song-title { font-weight: bold; color: var(--accent-color); font-size: 1.1em; } #song-artist { font-size: 0.85em; color: var(--music-player-info-color); }
#music-visualizer-canvas { width: 100%; background-color: #111; border: 1px solid var(--border-color); border-radius: 3px; display: block; flex-grow: 1; min-height: 120px; /* Further increased min-height */ }
#music-player-audio { display: none; }

/* Custom Music Player Controls */
#music-player-controls-custom {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    background-color: rgba(10, 10, 10, 0.7);
    border-top: 1px solid var(--border-color);
    gap: 10px;
    height: 45px;
    flex-shrink: 0;
    box-sizing: border-box;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background-color 0.3s ease;
    width: 100%; /* Ensure it takes full width */
}

#music-player-controls-custom button {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    font-size: 1em;
    width: 34px;
    height: 34px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

#music-player-controls-custom button:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    transform: scale(1.1);
}

#music-player-controls-custom button:active {
    transform: scale(1);
    background-color: var(--accent-hover);
}

#music-progress-slider {
    flex-grow: 1;
    cursor: pointer;
    accent-color: var(--accent-color);
}

#music-time-display {
    font-size: 0.85em;
    min-width: 75px;
    text-align: right;
    color: var(--music-player-info-color);
    flex-shrink: 0;
    white-space: nowrap; /* Prevent wrapping */
}

#music-volume-slider {
    width: 80px; /* Adjusted for a more compact look */
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--accent-color);
}

/* Responsive adjustments for Music Player on narrow viewports */
@media (max-width: 768px) {
    #music-player-controls-custom {
        flex-wrap: wrap;
        justify-content: center;
        height: auto;
        gap: 6px;
        padding: 10px;
    }

    #music-progress-slider {
        flex: 1 0 100%;
        order: 1;
    }

    #music-time-display {
        order: 2;
        width: 100%;
        text-align: center;
        font-size: 0.8em;
    }

    #music-player-controls-custom button {
        flex: 0 0 34px;
    }

    #music-volume-slider {
        width: 60px;
        flex: 0 0 60px;
        max-width: 60px;
    }
}

@media (max-width: 500px) {
    #music-time-display {
        display: none;
    }
    #music-volume-slider {
        width: 40px;
        flex: 0 0 40px;
        max-width: 40px;
    }
}

/* Ensure video fills the width of its container and sits flush with the custom control bar */
#video-player-element {
    display: block;
    width: 100%;
}

/* Hide the time display on tablets/phones to avoid vertical wrapping */
@media (max-width: 768px) {
    #video-time-display {
        display: none !important;
    }
}

/* Prevent the timer from wrapping. */
#video-time-display {
    white-space: nowrap;
}

/* Hide the timer on cramped viewports */
@media (max-width: 600px) {
    #video-time-display {
        display: none !important;
    }
}

/* Default (desktop) size for video volume slider */
#video-volume-slider {
    width: 120px;
    flex: 0 0 120px;
    max-width: 120px;
}

/* Make the volume slider shorter on tablets/phones */
@media (max-width: 768px) {
    #video-volume-slider {
        width: 90px;
        flex: 0 0 90px;
        max-width: 90px;
    }
}

@media (max-width: 500px) {
    #video-volume-slider {
        width: 70px;
        flex: 0 0 70px;
        max-width: 70px;
    }
}

/* Further reduce volume slider size for tighter layouts */
@media (max-width: 768px) {
    #video-volume-slider {
        width: 60px !important;
        flex: 0 0 60px !important;
        max-width: 60px !important;
    }
}

@media (max-width: 500px) {
    #video-volume-slider {
        width: 40px !important;
        flex: 0 0 40px !important;
        max-width: 40px !important;
    }
}


/* --- Video Player Specific --- */
#window-video-player {
    min-width: 300px; /* Slightly smaller min-width for small devices */
}

/* Video drop zone styling */
#video-drop-zone {
    transition: opacity 0.3s ease, pointer-events 0.3s ease;
    z-index: 10;
    border: 2px dashed transparent;
    font-family: var(--default-font);
}

.window-content.video-loaded #video-drop-zone {
    opacity: 0 !important;
    pointer-events: none !important;
}

.window-content.drag-over #video-drop-zone {
    border-color: var(--accent-color);
    background: rgba(0,0,0,0.9) !important;
}

.window-content.drag-over #video-drop-zone p {
    color: var(--accent-color);
    animation: pulse-text 1s infinite;
}

/* Fullscreen video styling */
.window.video-pseudo-fullscreen {
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.window.video-pseudo-fullscreen .window-header {
    display: none;
}

.window.video-pseudo-fullscreen #video-player-element {
    height: calc(100vh - 45px); /* Account for controls */
}

/* Custom Controls Bar */
#video-player-controls-custom {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    background-color: rgba(10, 10, 10, 0.7);
    border-top: 1px solid var(--border-color);
    gap: 10px;
    height: 45px; /* Slightly more spacious */
    flex-shrink: 0;
    box-sizing: border-box;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background-color 0.3s ease;
}

#video-player-controls-custom button {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    font-size: 1em;
    width: 34px;
    height: 34px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

#video-player-controls-custom button:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    transform: scale(1.1);
}

#video-player-controls-custom button:active {
    transform: scale(1);
    background-color: var(--accent-hover);
}

#video-seek-slider {
    flex-grow: 1; /* Takes up most space in the controls row */
}

#window-ide { width: 700px; height: 500px; min-width: 400px; min-height: 300px; }
#window-ide .window-content { padding: 0; display: flex; flex-direction: column; background-color: transparent; }
#ide-textarea-container { flex-grow: 1; position: relative; overflow: hidden; }
#ide-textarea { width: 100%; height: 100%; border: none; outline: none; padding: 10px; font-family: var(--monospace-font); font-size: 0.95em; color: var(--text-color); background-color: rgba(10, 10, 15, 0.6); resize: none; white-space: pre; overflow: auto; position: relative; z-index: 1; backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px);}
.ide-highlight { background-color: var(--ide-highlight-bg); position: absolute; z-index: 0; border-radius: 2px; pointer-events: none; }
.ide-current-highlight { background-color: var(--ide-current-highlight-bg); box-shadow: 0 0 3px var(--accent-color); }
#ide-controls {
    padding: 8px 10px;
    background-color: rgba(0, 0, 0, 0.25);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
#ide-find-controls { display: flex; align-items: center; gap: 5px; }
#ide-find-input { padding: 4px 6px; font-size: 0.85em; background-color: var(--ide-find-input-bg); color: var(--text-color); border: 1px solid var(--border-color); border-radius: 3px; width: 150px; }
#ide-find-input:focus { border-color: var(--accent-color); }
#ide-find-controls button, #ide-view-html-button, #ide-export-button {
    padding: 6px 14px;
    font-size: 0.85em;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
}
#ide-find-controls button:hover, #ide-view-html-button:hover, #ide-export-button:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.3);
}
#ide-find-controls button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    transform: none;
    box-shadow: none;
}
#ide-view-html-button { margin-right: 8px; }

.paint-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
}
.paint-popup-dialog {
    background-color: rgba(44, 44, 52, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    width: 90%;
    max-width: 500px; /* Increased from 450px */
    display: flex;
    flex-direction: column;
}
.paint-popup-header {
    padding: 10px 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.paint-popup-close {
    background: transparent;
    border: none;
    color: var(--icon-color);
    font-size: 1.4em;
    line-height: 1;
    cursor: pointer;
    padding: 2px 5px;
    border-radius: 4px;
    transition: all 0.2s ease;
    opacity: 0.7;
}
.paint-popup-close:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
}
.paint-popup-content {
    padding: 15px;
    font-size: 0.95em;
    line-height: 1.5;
}
.paint-popup-message-confirm {
    padding-left: 10px; /* Moves text to the right */
}
.paint-popup-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}
.paint-popup-button {
    padding: 8px 16px;
    cursor: pointer;
    border-radius: 5px;
    font-weight: 500;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border-color: rgba(255, 255, 255, 0.2);
}
.paint-popup-button:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}
.paint-popup-button.primary {
    background-color: var(--accent-color);
    color: white;
    border: none;
}
.paint-popup-button.primary:hover {
    background-color: var(--accent-hover);
    border: none;
    box-shadow: 0 3px 8px rgba(0,0,0,0.3);
}

.paint-popup-input {
    width: 100%;
    padding: 8px 12px;
    margin-top: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    font-size: 0.9em;
}

/* Responsive adjustments for Video Player on narrow viewports */
@media (max-width: 768px) {
    /* Allow the controls bar to grow vertically and wrap */
    #video-player-controls-custom {
        flex-wrap: wrap;
        justify-content: center;
        height: auto; /* let height adjust based on wrapped rows */
        gap: 6px;
        padding: 10px; /* a little extra breathing room */
    }

    /* Make the main seek slider span the full width on its own row */
    #video-seek-slider {
        flex: 1 0 100%;
        order: 1;
    }

    /* Keep the current-time display just under the seek slider */
    #video-time-display {
        order: 2;
        width: 100%;
        text-align: center;
        font-size: 0.8em;
    }

    /* Group the remaining buttons and volume slider */
    #video-play-pause-btn,
    #video-mute-btn,
    #video-fullscreen-btn {
        flex: 0 0 34px; /* maintain square buttons */
    }

    /* Reduce the volume slider width so it fits comfortably */
    #video-volume-slider {
        max-width: 120px;
    }
}

@media (max-width: 500px) {
    /* Hide the time display on extremely small widths to prevent layout overflow */
    #video-time-display {
        display: none;
    }
}

/* Ensure video fills the width of its container and sits flush with the custom control bar */
#video-player-element {
    display: block;
    width: 100%;
}

/* Hide the time display on tablets/phones to avoid vertical wrapping */
@media (max-width: 768px) {
    #video-time-display {
        display: none !important;
    }
}

/* Prevent the timer from wrapping. */
#video-time-display {
    white-space: nowrap;
}

/* Hide the timer on cramped viewports */
@media (max-width: 600px) {
    #video-time-display {
        display: none !important;
    }
}

/* Default (desktop) size for video volume slider */
#video-volume-slider {
    width: 120px;
    flex: 0 0 120px;
    max-width: 120px;
}

/* Make the volume slider shorter on tablets/phones */
@media (max-width: 768px) {
    #video-volume-slider {
        width: 90px;
        flex: 0 0 90px;
        max-width: 90px;
    }
}

@media (max-width: 500px) {
    #video-volume-slider {
        width: 70px;
        flex: 0 0 70px;
        max-width: 70px;
    }
}

/* Further reduce volume slider size for tighter layouts */
@media (max-width: 768px) {
    #video-volume-slider {
        width: 60px !important;
        flex: 0 0 60px !important;
        max-width: 60px !important;
    }
}

@media (max-width: 500px) {
    #video-volume-slider {
        width: 40px !important;
        flex: 0 0 40px !important;
        max-width: 40px !important;
    }
}

/* Drag and drop styles for file manager */
#window-files li.dragging {
    opacity: 0.5;
    transform: scale(0.95);
    background-color: rgba(var(--accent-color-rgb, 160,0,255), 0.3);
    border: 1px dashed var(--accent-color);
    cursor: grabbing;
}

#window-files li[draggable="true"] {
    cursor: grab;
    user-select: none;
}

#window-files li[draggable="true"]:hover {
    background-color: rgba(var(--accent-color-rgb, 160,0,255), 0.06);
    transform: translateY(-1px);
}

/* Desktop drop zone styling - completely invisible */
#desktop-drop-zone {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 60px; /* Account for taskbar */
    background: transparent;
    border: none;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 500;
    pointer-events: none;
    transition: none;
}

#desktop-drop-zone.active {
    display: block;
    pointer-events: auto;
}

#desktop-drop-zone .drop-message {
    display: none; /* Completely hide the message */
}

/* Subtle desktop feedback when dragging files */
body.file-drag-active {
    cursor: copy !important;
}

body.file-drag-active * {
    cursor: copy !important;
}

/* Subtle border glow on desktop when dragging over valid drop area */
body.file-drag-over-desktop #desktop-icons::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    opacity: 0.3;
    pointer-events: none;
    animation: pulse-border 1.5s ease-in-out infinite;
}

@keyframes pulse-border {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* Selection box for multi-selecting desktop icons */
#desktop-selection-box {
    position: absolute;
    border: 1px solid var(--accent-color);
    background: rgba(124, 58, 237, 0.1);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    pointer-events: none;
    z-index: 1500;
    display: none;
    border-radius: 2px;
}

/* Multi-selected icons styling */
.desktop-icon.multi-selected { background: transparent !important; border: 1px solid var(--accent-color) !important; box-shadow: none !important; }

/* Group drag indicator */
.desktop-icon.group-dragging {
    opacity: 0.85 !important;
    z-index: 2001 !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2), 0 0 10px var(--accent-glow) !important;
    transition: none !important; /* Disable transitions during group drag */
    will-change: transform; /* Optimize for transform changes */
    backface-visibility: hidden; /* Improve rendering performance */
}

/* Hover effect for multi-select mode */
body.multi-select-mode .desktop-icon:hover:not(.multi-selected) {
    background: rgba(124, 58, 237, 0.05) !important;
    border: 1px solid rgba(124, 58, 237, 0.3) !important;
}

/* Video player drop zone enhancements */
.video-drop-zone-active {
    background-color: rgba(124, 58, 237, 0.15) !important;
    border: 2px dashed var(--accent-color) !important;
}

/* General drag over states */
.drag-over {
    background-color: rgba(124, 58, 237, 0.2) !important;
    border: 2px dashed var(--accent-color) !important;
}

/* Dynamic desktop icons styling */
/* dynamic-icon variant removed */

/* Desktop Trash Can Visibility Control */
#desktop-trash-can { display: none; }
#desktop-trash-can.show-trash { display: flex !important; position: absolute !important; bottom: 16px !important; right: 16px !important; }

/* Trash Can Icon Styling */
.desktop-icon.trash-can-icon { width: 80px; height: 80px; min-width: 80px; min-height: 80px; max-width: 80px; max-height: 80px; padding: 6px; flex-direction: column; align-items: center; justify-content: center; text-align: center; box-sizing: border-box; border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.03); backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px); transition: none; z-index: 100; }

.desktop-icon.trash-can-icon:hover { background: rgba(255, 255, 255, 0.05) !important; border-color: rgba(255, 255, 255, 0.12) !important; transform: none !important; box-shadow: none !important; }

.desktop-icon.trash-can-icon i { color: #ffffff !important; transition: all 0.2s ease; opacity: 0.9; font-size: 30px; margin-bottom: 8px; }
.desktop-icon.trash-can-icon span { font-size: 11px; line-height: 1.2; }

.desktop-icon.trash-can-icon:hover i { color: #ffffff !important; transform: none !important; text-shadow: none !important; }

/* Trash can drag over state */
.desktop-icon.trash-can-icon.drag-over { background: rgba(255, 255, 255, 0.4) !important; border: 2px solid rgba(255,255,255,0.9) !important; transform: none; animation: none; }

.desktop-icon.trash-can-icon.drag-over i { color: #111 !important; transform: none; animation: none; }

/* Enhanced visual feedback for group drag to trash */
.desktop-icon.trash-can-icon.group-drag-over { background: rgba(255,255,255,0.6) !important; border: 2px solid #fff !important; transform: none; box-shadow: none !important; animation: none; }

.desktop-icon.trash-can-icon.group-drag-over i { color: #000 !important; transform: none; text-shadow: none; animation: none; }

.desktop-icon.trash-can-icon.group-drag-over::after {
    content: attr(data-count);
    position: absolute;
    top: -8px;
    right: -8px;
    background: #dc3545;
    color: white;
    font-size: 10px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

@keyframes trash-can-wiggle {
    0%, 100% { transform: scale(1.1) rotate(-1deg); }
    50% { transform: scale(1.1) rotate(1deg); }
}

@keyframes trash-icon-pulse {
    0% { text-shadow: 0 0 5px rgba(220, 53, 69, 0.5); }
    100% { text-shadow: 0 0 15px rgba(220, 53, 69, 0.8); }
}

@keyframes trash-can-intense-wiggle {
    0%, 100% { transform: scale(1.15) rotate(-2deg); }
    50% { transform: scale(1.15) rotate(2deg); }
}

@keyframes trash-icon-intense-pulse {
    0% { transform: scale(1.3); text-shadow: 0 0 10px rgba(220, 53, 69, 0.8); }
    100% { transform: scale(1.4); text-shadow: 0 0 20px rgba(220, 53, 69, 1.0); }
}

/* === LIQUID GLASS CONFIRMATION MODAL === */
.glass-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.08); /* very subtle dim */
    backdrop-filter: blur(6px) saturate(120%); /* lighter blur */
    -webkit-backdrop-filter: blur(6px) saturate(120%);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: glass-modal-fade-in 0.2s var(--liquid-ease) forwards;
}

.glass-modal-dialog {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(124, 58, 237, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    min-width: 400px;
    max-width: 500px;
    width: 90vw;
    overflow: hidden;
    animation: glass-modal-slide-up 0.4s var(--liquid-ease-elastic) forwards;
    position: relative;
}

.glass-modal-dialog::before { content: none; }

.glass-modal-header { padding: 20px 24px 16px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); display: flex; align-items: center; justify-content: space-between; background: rgba(255,255,255,0.04); }

.glass-modal-title {
    margin: 0;
    font-size: 1.1em;
    font-weight: 600;
    color: var(--glass-white);
    display: flex;
    align-items: center;
    gap: 10px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.glass-modal-title i { color: #bbb; filter: none; }

.glass-modal-close {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--glass-silver);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--liquid-duration-fast) var(--liquid-ease);
    font-size: 0.9em;
}

.glass-modal-close:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
    color: #ddd;
    transform: none;
    box-shadow: none;
}

.glass-modal-content {
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.glass-modal-icon {
    width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.15); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.glass-modal-icon i { font-size: 1.2em; color: #bbb; filter: none; }

.glass-modal-message {
    flex: 1;
}

.glass-modal-message p {
    margin: 0 0 8px 0;
    color: var(--glass-silver);
    font-size: 1em;
    line-height: 1.5;
}

.glass-modal-subtext {
    font-size: 0.85em !important;
    color: rgba(255, 255, 255, 0.6) !important;
    margin: 0 !important;
}

.glass-modal-actions {
    padding: 16px 24px 24px;
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.glass-btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-size: 0.9em;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--liquid-duration) var(--liquid-ease);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 100px;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--glass-silver);
}

.glass-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.glass-btn-danger {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
    color: #eee;
}

.glass-btn-danger:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.25);
    color: #fff;
    transform: none;
    box-shadow: none;
}

.glass-btn-danger:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.4);
}

@keyframes glass-modal-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes glass-modal-slide-up {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes glass-modal-fade-out {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Mobile responsiveness for modal */
@media (max-width: 768px) {
    .glass-modal-dialog {
        margin: 20px;
        min-width: unset;
        width: calc(100vw - 40px);
    }
    
    .glass-modal-content {
        padding: 20px;
    }
    
    .glass-modal-actions {
        padding: 12px 20px 20px;
        flex-direction: column;
    }
    
    .glass-btn {
        width: 100%;
    }
}