.app-icon {
            background: var(--surface-hover, #ffffff);
            border: 1px solid var(--border, #e5e7eb);
            box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.05);
            /* removed border */
            /* removed border bottom */
        }
        
        .workspace-bg {
            background-color: var(--bg, #fafdfa);
        }
        
        .workspace-grid {
             background-image: linear-gradient(to right, var(--border, #f0fdf4) 1px, transparent 1px), linear-gradient(to bottom, var(--border, #f0fdf4) 1px, transparent 1px);
             background-size: 40px 40px;
        }
        
        /* Custom scrollbar for terminal */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: transparent; 
        }
        ::-webkit-scrollbar-thumb {
            background: var(--surface-active, #333); 
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--border-hover, #555); 
        }

/* Window Manager Core Styles (replacing missing Tailwind classes) */
.window-element {
    position: absolute;
    width: 700px;
    height: 500px;
    background-color: var(--surface, white);
    border-radius: 8px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border, #e5e7eb);
    overflow: hidden;
    z-index: 100;
}

.window-header {
    height: 40px;
    background-color: var(--surface, rgba(255, 255, 255, 0.95));
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    border-bottom: 1px solid var(--border, #e5e7eb);
    user-select: none;
    cursor: move;
}

.window-header .font-mono {
    font-family: 'Fira Code', monospace;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent, #16a34a); /* brand-600 */
    letter-spacing: 0.025em;
}

.window-header-controls {
    display: flex;
    gap: 12px;
    color: var(--text-muted, #9ca3af);
}

.window-header button {
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    font-size: 14px;
}

.window-header .btn-minimize:hover,
.window-header .btn-maximize:hover {
    color: var(--text, #4b5563);
}

.window-header .btn-close:hover {
    color: var(--error, #ef4444);
}

.window-body {
    position: relative;
    flex: 1 1 0%;
    overflow-y: auto;
    background-color: var(--bg, #fafdfa);
    padding: 16px;
}


.w-\[700px\] { width: 700px; }
.h-\[500px\] { height: 500px; }
.bg-white { background-color: #fff; }
.rounded-lg { border-radius: 0.5rem; }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.border { border-width: 1px; border-style: solid; }
.border-gray-200 { border-color: #e5e7eb; }
.overflow-hidden { overflow: hidden; }
.absolute { position: absolute; }


.h-10 { height: 2.5rem; }
.bg-white\/95 { background-color: var(--surface, rgba(255, 255, 255, 0.95)); }
.backdrop-blur { backdrop-filter: blur(8px); }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.border-b { border-bottom-width: 1px; }
.select-none { user-select: none; }
.cursor-move { cursor: move; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.font-bold { font-weight: 700; }
.text-brand-600 { color: var(--accent, #84d669); }
.tracking-wide { letter-spacing: 0.025em; }
.space-x-3 > :not([hidden]) ~ :not([hidden]) { --tw-space-x-reverse: 0; margin-right: calc(0.75rem * var(--tw-space-x-reverse)); margin-left: calc(0.75rem * calc(1 - var(--tw-space-x-reverse))); }
.text-gray-400 { color: var(--text-muted, #9ca3af); }
.hover\:text-gray-600:hover { color: var(--text, #4b5563); }
.hover\:text-red-500:hover { color: var(--error, #ef4444); }
.relative { position: relative; }
.flex-1 { flex: 1 1 0%; }
.overflow-y-auto { overflow-y: auto; }
.bg-\[\#fafdfa\] { background-color: var(--bg, #fafdfa); }


.window-header {
    height: 40px;
    background-color: var(--surface, rgba(255, 255, 255, 0.95));
    border-bottom: 1px solid var(--border, #e5e7eb);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    user-select: none;
    cursor: move;
}
.window-header .font-mono {
    font-family: 'Fira Code', monospace;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent, #16a34a);
    letter-spacing: 0.025em;
}
.window-header .flex {
    display: flex;
    gap: 12px;
    color: var(--text-muted, #9ca3af);
}
.window-header button {
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.15s ease;
}
.window-header button:hover {
    color: var(--text, #4b5563);
}
.window-header .btn-close:hover {
    color: var(--error, #ef4444);
}
.window-content {
    flex: 1;
    overflow-y: auto;
    position: relative;
    background-color: var(--bg, #ffffff);
}