/* ==========================================================================
   FAR Manager - Layout Styles
   ========================================================================== */

/* App Container */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    background: linear-gradient(180deg, #2c2c2e 0%, #1d1d1f 100%);
}

/* Title Bar */
.titlebar {
    height: var(--titlebar-height);
    background: rgba(45, 45, 47, 0.8);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
    flex-shrink: 0;
}

.traffic-lights {
    display: flex;
    gap: 8px;
}

.traffic-light {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.traffic-light.close { background: #ff5f57; }
.traffic-light.minimize { background: #febc2e; }
.traffic-light.maximize { background: #28c840; }

.titlebar-title {
    flex: 1;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Toolbar */
.toolbar {
    height: var(--toolbar-height);
    background: rgba(45, 45, 47, 0.6);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
    flex-shrink: 0;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
}

.toolbar::-webkit-scrollbar {
    display: none;
}

.toolbar-group {
    display: flex;
    gap: 4px;
    padding: 0 8px;
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}

.toolbar-group:last-child {
    border-right: none;
}

.toolbar-spacer {
    flex: 1;
    min-width: 8px;
}

.toolbar-info {
    font-size: 12px;
    color: var(--text-tertiary);
    padding: 0 12px;
    white-space: nowrap;
}

/* Main Content */
.main {
    flex: 1;
    display: flex;
    overflow: hidden;
    position: relative;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    min-width: 160px;
    max-width: 50vw;
    background: rgba(30, 30, 32, 0.8);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-right: 1px solid var(--border);
    padding: 12px 12px 12px 8px;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
    flex-shrink: 0;
    transition: transform 0.3s ease, width 0.3s ease;
}

.sidebar-resizer {
    position: absolute;
    top: 0;
    right: 0;
    width: 5px;
    height: 100%;
    cursor: col-resize;
    background: transparent;
    transition: background 0.15s;
    z-index: 10;
}

.sidebar-resizer:hover,
.sidebar-resizer.active {
    background: var(--accent);
}

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

.sidebar-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    margin-bottom: 4px;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
}

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

.sidebar-item.active {
    background: var(--accent);
}

.sidebar-item svg {
    width: 18px;
    height: 18px;
    opacity: 0.8;
    flex-shrink: 0;
}

.sidebar-item.active svg {
    opacity: 1;
}

/* Sidebar Folders */
.sidebar-folder {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
}

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

.sidebar-folder.active {
    background: var(--accent);
}

.sidebar-folder .folder-arrow {
    width: 12px;
    height: 12px;
    transition: transform 0.2s ease;
    opacity: 0.5;
    flex-shrink: 0;
}

.sidebar-folder.collapsed .folder-arrow {
    transform: rotate(-90deg);
}

.sidebar-folder-children {
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.sidebar-folder-children.collapsed {
    max-height: 0 !important;
}

/* Content Area */
.content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

/* Status Bar */
.statusbar {
    height: var(--statusbar-height);
    background: rgba(30, 30, 32, 0.9);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    font-size: 11px;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

/* Mobile Sidebar Toggle */
.sidebar-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
}

.sidebar-toggle svg {
    width: 20px;
    height: 20px;
}

/* Mobile Sidebar Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-overlay);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    opacity: 1;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .traffic-lights {
        display: none;
    }
    
    .sidebar-toggle {
        display: flex;
    }
    
    .sidebar-overlay {
        display: block;
        pointer-events: none;
    }
    
    .sidebar-overlay.active {
        pointer-events: auto;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        max-width: 85vw;
        z-index: calc(var(--z-overlay) + 1);
        transform: translateX(-100%);
        padding-top: calc(var(--titlebar-height) + 12px);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-resizer {
        display: none;
    }
    
    .toolbar-group {
        padding: 0 4px;
    }
    
    .toolbar-btn span {
        display: none;
    }
    
    .toolbar-btn {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    .titlebar-title {
        font-size: 12px;
    }
    
    .toolbar {
        padding: 0 8px;
    }
    
    .statusbar {
        font-size: 10px;
        padding: 0 12px;
    }
}