.progress-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;width:100%;background:#000c}.progress-spinner{position:relative;width:60px;height:60px}.spinner-ring{position:absolute;width:100%;height:100%;border:3px solid transparent;border-top:3px solid #00ff88;border-radius:50%;animation:spin 1.2s linear infinite}.spinner-ring:nth-child(1){animation-delay:0s}.spinner-ring:nth-child(2){width:80%;height:80%;top:10%;left:10%;animation-delay:.2s;border-top-color:#00cc6a}.spinner-ring:nth-child(3){width:60%;height:60%;top:20%;left:20%;animation-delay:.4s;border-top-color:#00994d}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.progress-text{margin-top:20px;color:#ccc;font-size:1rem;font-weight:300}.theme-toggle-button{background:var(--color-backdrop);border:1px solid var(--color-border-light);border-radius:var(--radius-md);width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-normal);color:var(--color-text-secondary);position:relative;overflow:hidden}.theme-toggle-button:hover{background:var(--color-backdrop-hover);border-color:var(--color-success);color:var(--color-text-primary);transform:translateY(-1px);box-shadow:0 4px 12px var(--color-shadow)}.theme-toggle-button:active{transform:translateY(0);box-shadow:0 2px 6px var(--color-shadow)}.theme-toggle-icon{display:flex;align-items:center;justify-content:center;transition:transform var(--transition-normal)}.theme-toggle-button:hover .theme-toggle-icon{transform:rotate(15deg) scale(1.1)}.theme-toggle-button:focus{outline:none;box-shadow:0 0 0 3px var(--color-shadow-accent)}.theme-toggle-icon svg{transition:all var(--transition-normal)}.theme-toggle-button:hover .theme-toggle-icon svg{filter:drop-shadow(0 0 8px var(--color-success))}.floating-window{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:0 8px 32px var(--color-shadow);display:flex;flex-direction:column;overflow:hidden;transition:box-shadow var(--transition-normal)}.floating-window:hover{box-shadow:0 12px 40px var(--color-shadow)}.window-header{background:var(--color-primary);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) var(--spacing-lg);display:flex;align-items:center;justify-content:space-between;cursor:move;-webkit-user-select:none;user-select:none;min-height:48px}.window-title{color:var(--color-text-primary);font-weight:600;font-size:var(--font-size-sm);flex:1}.window-controls{display:flex;gap:var(--spacing-xs)}.window-control{width:24px;height:24px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--color-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-sm);font-weight:700;transition:all var(--transition-fast)}.window-control:hover{background:var(--color-backdrop-hover);color:var(--color-text-primary)}.window-control.minimize:hover{background:var(--color-warning);color:#fff}.window-control.maximize:hover{background:var(--color-info);color:#fff}.window-control.close:hover{background:var(--color-error);color:#fff}.window-content{flex:1;padding:var(--spacing-lg);overflow:auto;background:var(--color-surface)}.window-content-demo{height:100%;display:flex;flex-direction:column;gap:var(--spacing-lg)}.window-content-demo h3{margin:0;color:var(--color-text-primary);font-size:var(--font-size-lg)}.window-content-demo p{margin:0;color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:1.5}.demo-placeholder{display:flex;flex-direction:column;gap:var(--spacing-md);flex:1}.placeholder-item{background:var(--color-backdrop);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md);color:var(--color-text-muted);font-size:var(--font-size-sm);text-align:center}.window-resize-handle{position:absolute;bottom:0;right:0;width:20px;height:20px;cursor:nw-resize;background:linear-gradient(-45deg,transparent 30%,var(--color-border) 30%,var(--color-border) 40%,transparent 40%,transparent 60%,var(--color-border) 60%,var(--color-border) 70%,transparent 70%)}.window-resize-handle:hover{background:linear-gradient(-45deg,transparent 30%,var(--color-text-muted) 30%,var(--color-text-muted) 40%,transparent 40%,transparent 60%,var(--color-text-muted) 60%,var(--color-text-muted) 70%,transparent 70%)}@media (max-width: 768px){.floating-window{width:calc(100vw - 40px)!important;height:calc(100vh - 120px)!important;left:20px!important;top:80px!important}.floating-window[style*="100vw"]{width:100vw!important;height:calc(100vh - var(--header-height))!important;left:0!important;top:var(--header-height)!important}}.floating-window-menu{position:relative;display:inline-block}.window-menu-trigger{background:transparent;border:none;color:var(--color-text-secondary);cursor:pointer;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);display:flex;align-items:center;gap:var(--spacing-xs);transition:all var(--transition-fast);font-size:var(--font-size-sm);position:relative}.window-menu-trigger:hover{background:var(--color-backdrop-hover);color:var(--color-text-primary)}.menu-icon{font-size:var(--font-size-lg);font-weight:700}.window-count{background:var(--color-primary);color:var(--color-text-primary);border-radius:50%;width:18px;height:18px;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-xs);font-weight:700;position:absolute;top:0;right:0;transform:translate(50%,-50%)}.window-menu-dropdown{position:absolute;top:100%;right:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:0 8px 32px var(--color-shadow);min-width:280px;max-width:350px;z-index:var(--z-dropdown);margin-top:var(--spacing-sm);overflow:hidden}.menu-header{background:var(--color-primary);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) var(--spacing-lg);display:flex;align-items:center;justify-content:space-between}.menu-header h4{margin:0;color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:600}.window-count-text{color:var(--color-text-muted);font-size:var(--font-size-xs);background:var(--color-backdrop);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm)}.no-windows{padding:var(--spacing-xl);text-align:center}.no-windows p{margin:0;color:var(--color-text-muted);font-size:var(--font-size-sm)}.window-list{max-height:300px;overflow-y:auto}.window-item{width:100%;background:transparent;border:none;border-bottom:1px solid var(--color-border);padding:var(--spacing-md) var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-md);cursor:pointer;transition:all var(--transition-fast);text-align:left}.window-item:last-child{border-bottom:none}.window-item:hover{background:var(--color-backdrop-hover)}.window-icon{color:var(--color-text-muted);font-size:var(--font-size-sm);flex-shrink:0}.window-title{color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:500;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 768px){.window-menu-dropdown{position:fixed;top:60px;left:0;right:0;margin:0;border-radius:0;max-width:none}.window-menu-trigger{padding:var(--spacing-sm)}}:root{--color-primary: #1a1a2e;--color-secondary: #16213e;--color-accent: #0f3460;--color-surface: #0f0f23;--color-text-primary: #f5f5dc;--color-text-secondary: #e8e8d0;--color-text-muted: #d4d4b8;--color-border: #2a2a3e;--color-border-light: #3a3a4e;--color-success: #00ff88;--color-error: #ff4757;--color-warning: #ffa502;--color-info: #3742fa;--color-overlay: rgba(0, 0, 0, .8);--color-backdrop: rgba(255, 255, 255, .05);--color-backdrop-hover: rgba(255, 255, 255, .1);--color-shadow: rgba(0, 0, 0, .3);--color-shadow-accent: rgba(0, 255, 136, .2);--scrollbar-track: var(--color-surface);--scrollbar-thumb: var(--color-border);--scrollbar-thumb-hover: var(--color-border-light);--scrollbar-width: 8px;--scrollbar-width-thin: 6px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070;--header-height: 60px}[data-theme=light]{--color-primary: #f5f5dc;--color-secondary: #e8e8d0;--color-accent: #d4d4b8;--color-surface: #ffffff;--color-text-primary: #1a1a2e;--color-text-secondary: #16213e;--color-text-muted: #0f3460;--color-border: #e0e0d0;--color-border-light: #f0f0e0;--color-overlay: rgba(0, 0, 0, .1);--color-backdrop: rgba(0, 0, 0, .05);--color-backdrop-hover: rgba(0, 0, 0, .1);--color-shadow: rgba(0, 0, 0, .1);--color-shadow-accent: rgba(0, 255, 136, .3);--scrollbar-track: var(--color-surface);--scrollbar-thumb: var(--color-border);--scrollbar-thumb-hover: var(--color-border-light)}*{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-track)}::-webkit-scrollbar{width:var(--scrollbar-width);height:var(--scrollbar-width)}::-webkit-scrollbar-track{background:var(--scrollbar-track);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:var(--radius-sm);border:1px solid var(--scrollbar-track);transition:background var(--transition-normal)}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}::-webkit-scrollbar-corner{background:var(--scrollbar-track)}.scrollbar-thin{scrollbar-width:thin}.scrollbar-thin::-webkit-scrollbar{width:var(--scrollbar-width-thin);height:var(--scrollbar-width-thin)}.app-container{width:100vw;height:100vh;display:flex;flex-direction:column;overflow:hidden;background:var(--color-surface);color:var(--color-text-primary);font-family:var(--font-family)}.app-header{background:var(--color-primary);border-bottom:1px solid var(--color-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:var(--z-fixed);flex-shrink:0}.header-content{display:flex;align-items:center;justify-content:space-between;padding:0 var(--spacing-xl);height:var(--header-height)}.header-content>*{display:flex;align-items:center}.app-title{margin:0;font-size:var(--font-size-2xl);font-weight:300;color:var(--color-text-primary);white-space:nowrap}.nav-tabs{display:flex;gap:0;margin:0 var(--spacing-xl)}.nav-tab{padding:0 var(--spacing-xl);height:var(--header-height);display:flex;align-items:center;text-decoration:none;color:var(--color-text-secondary);font-weight:500;transition:all var(--transition-normal);border-bottom:2px solid transparent;font-size:var(--font-size-base)}.nav-tab:hover{color:var(--color-text-primary);background:var(--color-backdrop-hover)}.nav-tab.active{color:var(--color-success);border-bottom-color:var(--color-success);background:var(--color-backdrop)}.header-actions{display:flex;align-items:center;gap:var(--spacing-sm)}.main-content{flex:1;overflow:hidden;position:relative}