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.app-footer-item-icon{transform:translateY(-2px)}.app-footer-item:hover .app-footer-item-label{opacity:.9}.app-footer-item.active{color:var(--theme-accent, #60a5fa);transform:translateY(-4px)}.app-footer-item.active .app-footer-item-icon{filter:drop-shadow(0 8px 12px rgba(var(--theme-accent-rgb, 96, 165, 250),.5))}.app-footer-item.active .app-footer-item-label{opacity:1;font-weight:700}.app-header{position:fixed;top:0;left:0;width:100%;height:60px;display:flex;align-items:center;justify-content:center;z-index:1000;background:#08080c99;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);transition:all .3s ease}.header-left{position:absolute;top:50%;transform:translateY(-50%);left:20px;display:flex;align-items:center;gap:12px}.header-right{position:absolute;top:50%;transform:translateY(-50%);right:20px;display:flex;align-items:center;gap:12px}.app-header-btn{width:40px;height:40px;border-radius:12px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#ffffffb3;cursor:pointer;transition:all .2s ease;padding:0;margin:0}.app-header-btn:hover{background:#ffffff1a;border-color:#fff3;color:#fff;transform:translateY(-1px)}.app-header-btn:active{transform:scale(.96);background:#ffffff0f}.theme-selector-popover{background:#121420e6;backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);border:1px solid rgba(255,255,255,.15);border-radius:20px;box-shadow:0 24px 60px -12px #0009,0 0 0 1px #ffffff1a;padding:24px;z-index:3001;overflow:hidden;transition:all .3s cubic-bezier(.16,1,.3,1)}.theme-selector-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.08)}.theme-selector-title{font-size:1.05rem;font-weight:700;color:#fff;letter-spacing:-.01em}.theme-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.theme-item-btn{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px;border-radius:16px;background:#ffffff0a;border:1px solid rgba(255,255,255,.06);cursor:pointer;transition:all .2s cubic-bezier(.2,.8,.2,1)}.theme-item-btn:hover{background:#ffffff14;transform:translateY(-3px);border-color:#ffffff26;box-shadow:0 10px 20px -5px #0003}.theme-item-btn.active{background:rgba(var(--theme-accent-rgb, 96, 165, 250),.1);border-color:var(--theme-accent, #60a5fa);box-shadow:0 0 0 1px var(--theme-accent, #60a5fa)}.theme-preview-circle{width:36px;height:36px;border-radius:50%;border:2px solid rgba(255,255,255,.2);box-shadow:0 4px 12px #0003}.theme-item-label{font-size:.85rem;font-weight:600;color:#ffffffb3;transition:color .2s}.theme-item-btn.active .theme-item-label{color:#fff}.app-sidebar-nav{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}.app-sidebar-nav::-webkit-scrollbar{display:none}.app-sidebar-nav{-ms-overflow-style:none;scrollbar-width:none}.app-sidebar-profile{padding:24px;display:flex;align-items:center;gap:16px;border-bottom:1px solid rgba(255,255,255,.06)}.app-sidebar-profile-avatar{width:48px;height:48px;border-radius:50%;border:2px solid rgba(255,255,255,.1);box-shadow:0 4px 12px #0000004d;overflow:hidden}.app-sidebar-nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;color:#ffffffb3;transition:all .2s cubic-bezier(.2,.8,.2,1);cursor:pointer;text-decoration:none;font-weight:600;font-size:.95rem}.app-sidebar-nav-item:hover{background:#ffffff14;color:#fff;transform:translate(4px)}.app-sidebar-nav-item.active{background:rgba(var(--theme-accent-rgb, 127, 91, 255),.15);color:var(--theme-accent, #a78bfa);box-shadow:0 4px 12px rgba(var(--theme-accent-rgb, 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