.home-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-xl);background:var(--bg-primary);position:relative;overflow:hidden}.theme-toggle-container{position:absolute;top:2rem;right:2rem;z-index:100}.theme-toggle-btn{width:48px;height:48px;border-radius:50%;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-base);box-shadow:var(--shadow-md)}.theme-toggle-btn:hover{transform:rotate(15deg) scale(1.1);background:var(--bg-secondary);border-color:var(--primary);box-shadow:var(--shadow-glow)}.home-content{max-width:1200px;width:100%}.logo-section{text-align:center;margin-bottom:var(--spacing-2xl)}.logo-title{font-size:var(--font-size-4xl);font-weight:700;margin-bottom:var(--spacing-md);color:var(--text-primary)}.logo-accent{position:relative;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:var(--primary)}.logo-accent:after{content:"";position:absolute;bottom:-4px;left:0;right:0;height:3px;background:var(--accent-gradient);border-radius:var(--radius-full)}.logo-subtitle{font-size:var(--font-size-lg);color:var(--text-secondary);font-weight:400}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.feature-card{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center;transition:all var(--transition-base)}.feature-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:var(--shadow-glow)}.feature-icon{font-size:3rem;margin-bottom:var(--spacing-md);filter:drop-shadow(0 4px 8px rgba(99,102,241,.3))}.feature-card h3{font-size:var(--font-size-xl);margin-bottom:var(--spacing-sm);color:var(--text-primary)}.feature-card p{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:1.6}.action-buttons{display:flex;gap:var(--spacing-lg);justify-content:center;margin-bottom:var(--spacing-xl)}.info-section{text-align:center;max-width:600px;margin:0 auto}.info-section p{font-size:var(--font-size-base);line-height:1.8}@media (max-width: 768px){.logo-title{font-size:var(--font-size-3xl)}.features-grid{grid-template-columns:1fr}.action-buttons{flex-direction:column}.action-buttons .btn{width:100%}}.enhancement-card{background:linear-gradient(180deg,#6366f10d,#6366f11a);border:1px dashed var(--primary);display:flex;flex-direction:column;align-items:center;justify-content:center}.enhancement-card:hover{border-color:var(--primary);transform:translateY(-8px);box-shadow:var(--shadow-glow)}.copyright-footer{margin-top:var(--spacing-2xl);text-align:center;color:var(--text-secondary);font-size:var(--font-size-sm);opacity:.8}.sidebar-container{width:340px;height:100%;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;position:relative;z-index:10}@media (max-width: 768px){.sidebar-container{position:fixed;top:0;left:0;width:80vw;max-width:340px;height:100vh;border-right:1px solid var(--border);z-index:1000;box-shadow:2px 0 10px #0000004d;display:flex;flex-direction:column;background:var(--bg-secondary)!important;overflow:hidden!important;padding-top:60px}.sidebar-search{background:var(--bg-secondary)!important;flex-shrink:0}.sidebar-list{background:var(--bg-secondary)!important;flex:1;overflow-y:auto}.sidebar-item{background:var(--bg-secondary)!important}.sidebar-item.active{background:#ffffff1a!important}.sidebar-item:hover{background:#ffffff14!important}.sidebar-empty{background:var(--bg-secondary)!important}.sidebar-footer{background:var(--bg-secondary)!important;flex-shrink:0}}.sidebar-search{padding:.75rem 1rem;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-shrink:0}.sidebar-search-input{width:100%;background:var(--background);border:1px solid var(--border);border-radius:20px;padding:.5rem 1rem;color:var(--text-primary);font-size:.9rem;transition:border-color .2s}.sidebar-search-input:focus{outline:none;border-color:var(--primary)}.sidebar-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;color:#fff}.sidebar-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;background:var(--bg-secondary)}.sidebar-empty{padding:2rem;text-align:center;color:var(--text-muted);background:var(--bg-secondary)}.sidebar-item{padding:.75rem 1rem;display:flex;gap:1rem;cursor:pointer;transition:background .2s;border-bottom:1px solid rgba(255,255,255,.05);background:var(--bg-secondary);flex-shrink:0;width:100%;box-sizing:border-box}.sidebar-item:hover{background:#ffffff0d}.sidebar-item.active{background:#ffffff1a}@media (max-width: 768px){.sidebar-item{padding:1rem}}.peer-avatar{background:#ffffff1a}.sidebar-item-content{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}.sidebar-item-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:.25rem}.sidebar-peer-name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-time{font-size:.75rem;color:var(--text-muted)}.sidebar-item-bottom{display:flex;justify-content:space-between;align-items:center}.sidebar-preview{font-size:.85rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;padding-right:.5rem}.typing-text{color:var(--primary);font-weight:500;font-style:italic}.sidebar-unread{background:var(--primary);color:#fff;font-size:.75rem;font-weight:600;padding:.1rem .4rem;border-radius:10px;min-width:1.2rem;text-align:center}.sidebar-footer{padding:1rem;background:#ffffff05;border-top:1px solid var(--border);flex-shrink:0;display:flex;flex-direction:column;gap:.75rem}.sidebar-footer-profile{display:flex;align-items:center;gap:.75rem;padding-bottom:.75rem;border-bottom:1px solid rgba(255,255,255,.05)}.sidebar-footer-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:700;color:#fff;flex-shrink:0}.sidebar-footer-info{display:flex;flex-direction:column;flex:1;min-width:0}.sidebar-footer-name{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-footer-status{font-size:.75rem;color:#4caf50}.sidebar-footer-actions{display:flex;gap:.5rem}.sidebar-footer-btn{flex:1;padding:8px 12px;background:#6366f11a;border:1px solid rgba(99,102,241,.3);color:var(--primary);border-radius:8px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:var(--font-family)}.theme-toggle-footer-btn{background:#ffffff0d;border-color:var(--border);color:var(--text-primary)}.theme-toggle-footer-btn:hover{background:#ffffff1a;border-color:var(--primary)}.sidebar-footer-btn:hover{background:#6366f133;border-color:var(--primary)}@media (max-width: 768px){.sidebar-footer{padding:.75rem}.sidebar-footer-profile{padding-bottom:.5rem}.sidebar-footer-btn{padding:6px 10px;font-size:.8rem}}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000b3;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:2rem;width:90%;max-width:400px;position:relative;box-shadow:0 10px 40px #00000080}.modal-close{position:absolute;top:1rem;right:1.5rem;background:transparent;border:none;color:var(--text-muted);font-size:1.5rem;cursor:pointer;transition:color .2s}.modal-close:hover{color:var(--text-primary)}.modal-actions{display:flex;flex-direction:column;gap:1rem}.qr-container{background:#fff;padding:1rem;border-radius:12px;display:inline-block}.chat-root{display:grid;grid-template-rows:56px 1fr auto;height:100%;overflow:hidden;background:var(--bg-primary)}.chat-header{display:flex;align-items:center;gap:var(--spacing-md);padding:0 var(--spacing-lg);background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);z-index:10}.chat-header-avatar{width:36px;height:36px;border-radius:50%;background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.chat-header-info{flex:1;min-width:0}.chat-header-name{font-size:var(--font-size-sm);font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-header-status{font-size:var(--font-size-xs);color:var(--success);display:flex;align-items:center;gap:4px}.chat-header-status.connecting{color:var(--warning)}.chat-header-status-dot{width:6px;height:6px;border-radius:50%;background:currentColor;animation:pulse 2s infinite}.chat-header-room{font-size:var(--font-size-xs);color:var(--text-muted);font-family:Monaco,Courier New,monospace;letter-spacing:.1rem;background:var(--bg-tertiary);padding:2px 8px;border-radius:var(--radius-full);border:1px solid var(--border-color)}.chat-header-leave{background:none;border:1px solid rgba(239,68,68,.3);color:var(--error);font-size:var(--font-size-xs);font-weight:600;padding:4px 12px;border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);font-family:var(--font-family);white-space:nowrap}.chat-header-leave:hover{background:#ef44441a;border-color:var(--error)}.chat-feed{overflow-y:auto;overflow-x:hidden;padding:var(--spacing-md) var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm);scroll-behavior:smooth}.chat-feed::-webkit-scrollbar{width:4px}.chat-feed::-webkit-scrollbar-track{background:transparent}.chat-feed::-webkit-scrollbar-thumb{background:#6366f14d;border-radius:2px}.chat-date-separator{text-align:center;font-size:var(--font-size-xs);color:var(--text-muted);margin:var(--spacing-sm) 0;position:relative}.chat-date-separator:before,.chat-date-separator:after{content:"";position:absolute;top:50%;width:30%;height:1px;background:var(--border-color)}.chat-date-separator:before{right:55%}.chat-date-separator:after{left:55%}.chat-row{display:flex;align-items:flex-end;gap:var(--spacing-sm);max-width:100%;animation:msgSlideUp .2s ease}.chat-row.me{flex-direction:row-reverse}@keyframes msgSlideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-bubble{max-width:min(72%,480px);padding:var(--spacing-sm) var(--spacing-md);border-radius:18px;position:relative;word-break:break-word;line-height:1.5}.chat-row.me .chat-bubble{background:var(--accent-gradient);color:#fff;border-bottom-right-radius:4px;box-shadow:0 2px 8px #6366f159}.chat-row.peer .chat-bubble{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-bottom-left-radius:4px}.bubble-text{font-size:var(--font-size-sm);margin:0}.bubble-meta{display:flex;align-items:center;gap:4px;justify-content:flex-end;margin-top:4px}.bubble-time{font-size:.65rem;opacity:.65}.bubble-tick{font-size:.7rem;opacity:.7}.bubble-saved-badge{font-size:.7rem;color:#4ade80;font-weight:700;margin-right:2px}.chat-system-msg{text-align:center;font-size:var(--font-size-xs);color:var(--text-muted);padding:2px 12px;background:#ffffff0a;border-radius:var(--radius-full);align-self:center;animation:msgSlideUp .2s ease}.bubble-image{max-width:100%;max-height:220px;width:auto;border-radius:12px;display:block;cursor:zoom-in;object-fit:cover}.bubble-audio,.bubble-video{width:100%;border-radius:8px;outline:none;max-height:200px}.bubble-file-card{display:flex;align-items:center;gap:var(--spacing-md);background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:var(--spacing-md);text-decoration:none;cursor:pointer;transition:all var(--transition-fast);min-width:220px;color:inherit}.ready-download:hover{background:#ffffff26;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.ready-download.confirming{background:#ef444426;border-color:var(--error)}.ready-download.confirming .bubble-file-icon{animation:shake .5s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.bubble-file-icon{font-size:1.8rem;flex-shrink:0}.bubble-file-info{min-width:0}.bubble-file-name{font-size:var(--font-size-sm);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;margin-bottom:2px}.bubble-file-size{font-size:.7rem;opacity:.7;display:block}.media-download-wrapper{display:block;text-decoration:none;color:inherit;transition:transform var(--transition-fast),filter var(--transition-fast);cursor:pointer}.media-download-wrapper:hover{transform:translateY(-2px);filter:brightness(1.1)}.media-download-wrapper.confirming{background:#ef444426;border-radius:12px}.bubble-confirm-overlay{padding:var(--spacing-md);text-align:center;display:flex;flex-direction:column;gap:4px;font-size:var(--font-size-sm);font-weight:600;min-width:150px}[data-theme=light] .bubble-file-card{background:#0000000d;border-color:#00000014}[data-theme=light] .ready-download:hover{background:#00000014}.bubble-progress{margin-top:var(--spacing-sm)}.bubble-progress-bar-track{width:100%;height:4px;background:#fff3;border-radius:2px;overflow:hidden}.bubble-progress-bar-fill{height:100%;background:#fffc;border-radius:2px;transition:width .15s ease}.bubble-progress-label{font-size:.65rem;opacity:.7;margin-top:2px;text-align:right}.chat-typing{padding:var(--spacing-sm) var(--spacing-lg);font-size:var(--font-size-xs);color:var(--text-muted);min-height:24px;display:flex;align-items:center;gap:6px}.typing-dots{display:flex;gap:3px}.typing-dot{width:5px;height:5px;border-radius:50%;background:var(--text-muted);animation:typingBounce 1.2s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,80%,to{transform:scale(.7);opacity:.4}40%{transform:scale(1);opacity:1}}.chat-connecting-overlay{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:var(--spacing-md);color:var(--text-muted);font-size:var(--font-size-sm)}.chat-connecting-spinner{width:36px;height:36px;border:3px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .9s linear infinite}.chat-input-bar{display:flex;align-items:flex-end;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--border-color);position:relative}.chat-attach-wrapper{position:relative;flex-shrink:0}.chat-attach-btn-main{background:none;border:none;color:var(--text-muted);font-size:1.25rem;width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast),color var(--transition-fast);line-height:1}.chat-attach-btn-main:hover:not(:disabled){background:#6366f11f;color:var(--accent-primary)}.chat-attach-btn-main:disabled{opacity:.4;cursor:not-allowed}.chat-attach-menu{position:absolute;bottom:100%;left:0;display:flex;flex-direction:column;gap:4px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:12px;padding:8px 4px;margin-bottom:8px;min-width:120px;box-shadow:0 4px 20px #00000026;animation:slideUp .2s ease-out;z-index:100}.chat-attach-menu-item{display:flex;align-items:center;gap:8px;padding:8px 12px;background:transparent;border:none;color:var(--text-primary);font-size:.9rem;cursor:pointer;border-radius:8px;transition:background var(--transition-fast);text-align:left;font-family:var(--font-family)}.chat-attach-menu-item:hover{background:#6366f126}.menu-icon{font-size:1.2rem;min-width:24px}.menu-text{flex:1;font-weight:500}@keyframes slideUp{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.chat-text-input{flex:1;min-height:36px;max-height:130px;padding:8px 14px;font-size:var(--font-size-sm);font-family:var(--font-family);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:20px;color:var(--text-primary);resize:none;outline:none;overflow-y:auto;line-height:1.5;transition:border-color var(--transition-fast)}.chat-text-input:focus{border-color:var(--accent-primary)}.chat-text-input::placeholder{color:var(--text-muted)}.chat-send-btn{width:36px;height:36px;border-radius:50%;background:var(--accent-gradient);border:none;color:#fff;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform var(--transition-fast),box-shadow var(--transition-fast);box-shadow:0 2px 8px #6366f166}.chat-send-btn:hover:not(:disabled){transform:scale(1.08);box-shadow:0 4px 14px #6366f18c}.chat-send-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.chat-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:var(--spacing-sm);color:var(--text-muted);padding:var(--spacing-2xl);text-align:center}.chat-empty-icon{font-size:3rem;opacity:.4}.chat-empty-text{font-size:var(--font-size-sm)}@media (max-width: 600px){.chat-root{grid-template-rows:56px 1fr auto}.chat-header{padding:0 var(--spacing-md)}.chat-header-room{display:none}.chat-header-leave{padding:4px 8px;font-size:.75rem}.chat-bubble{max-width:85%}.chat-feed{padding:var(--spacing-sm) var(--spacing-sm)}.chat-input-bar{padding:var(--spacing-sm) var(--spacing-sm);gap:6px;flex-wrap:wrap}.chat-attach-btn-main{font-size:1.1rem;width:36px;height:36px;flex-shrink:0}.chat-text-input{min-height:36px;padding:8px 12px;font-size:1rem}.chat-send-btn{width:36px;height:36px;flex-shrink:0}.chat-attach-menu{min-width:130px}.menu-text{font-size:.85rem}}.lightbox-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .3s ease}.lightbox-content{position:relative;max-width:90%;max-height:90%;display:flex;flex-direction:column;align-items:center}.lightbox-image{max-width:100%;max-height:80vh;border-radius:8px;box-shadow:0 0 40px #00000080;object-fit:contain}.lightbox-close{position:absolute;top:-40px;right:0;background:none;border:none;color:#fff;font-size:2.5rem;cursor:pointer;line-height:1}.lightbox-footer{width:100%;display:flex;align-items:center;justify-content:space-between;margin-top:var(--spacing-md);padding:var(--spacing-md);background:#ffffff1a;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border-radius:12px;gap:var(--spacing-md)}.lightbox-filename{color:#fff;font-size:var(--font-size-base);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lightbox-download-btn{background:var(--accent-gradient);border:none;color:#fff;padding:8px 16px;border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:transform .2s;white-space:nowrap}.lightbox-download-btn:hover{transform:scale(1.05)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.dashboard-container{display:flex;height:100vh;width:100vw;background:var(--bg-primary);color:var(--text-primary);overflow:hidden}.sidebar-wrapper{display:contents;z-index:1000}.dashboard-main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative;background:url('data:image/svg+xml;utf8,<svg width="40" height="40" xmlns="http://www.w3.org/2000/svg"><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.03)"/></svg>') repeat}.dashboard-mobile-header{display:none;height:60px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:0 1rem;align-items:center;gap:1rem;z-index:1001;position:fixed;top:0;left:0;right:0}.sidebar-toggle-btn{width:40px;height:40px;background:transparent;border:none;color:var(--text-primary);font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background .2s}.sidebar-toggle-btn:hover{background:#ffffff0d}.mobile-app-title{font-weight:700;font-size:1.2rem;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.mobile-header-spacer{flex:1}.sidebar-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg-primary);z-index:999}@media (max-width: 768px){.dashboard-mobile-header{display:flex!important}.dashboard-container{flex-direction:column;padding-top:60px}.sidebar-wrapper{display:block;position:fixed;top:0;left:0;bottom:0;width:100%;pointer-events:none;z-index:1000}.sidebar-wrapper.open{pointer-events:auto}.sidebar-wrapper:not(.open)>*{display:none!important}.sidebar-overlay{display:block}}@media (min-width: 769px){.sidebar-overlay{display:none!important}}.dashboard-empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem}.empty-icon{font-size:4rem;margin-bottom:1.5rem;opacity:.5}.dashboard-empty-state h2{font-size:2rem;font-weight:700;margin-bottom:1rem;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}:root{--bg-primary: #0a0e27;--bg-secondary: #0f173a;--bg-tertiary: #1e2952;--bg-glass: rgba(15, 23, 58, .7);--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--primary: #6366f1;--secondary: #8b5cf6;--accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--border: rgba(99, 102, 241, .2);--border-color: rgba(99, 102, 241, .2);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", 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: 2rem;--font-size-4xl: 2.5rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease}[data-theme=light]{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-tertiary: #f1f5f9;--bg-glass: rgba(255, 255, 255, .8);--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #64748b;--primary: #0d9488;--secondary: #0891b2;--accent-gradient: linear-gradient(135deg, #0d9488 0%, #0891b2 100%);--border: rgba(13, 148, 136, .1);--border-color: rgba(13, 148, 136, .1);--shadow-sm: 0 2px 4px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-glow: 0 0 15px rgba(13, 148, 136, .2)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}#root{min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 50%,rgba(99,102,241,.1) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(139,92,246,.1) 0%,transparent 50%);pointer-events:none;z-index:-1}.glass-container{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:var(--spacing-2xl)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-base);font-weight:600;border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);text-decoration:none;font-family:var(--font-family)}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--accent-primary)}.btn-large{padding:var(--spacing-lg) var(--spacing-2xl);font-size:var(--font-size-lg)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input{width:100%;padding:var(--spacing-md);font-size:var(--font-size-base);font-family:var(--font-family);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-base)}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}.input::placeholder{color:var(--text-muted)}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-xl);transition:all var(--transition-base)}.card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-md)}.progress-bar{width:100%;height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden;position:relative}.progress-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width var(--transition-base);position:relative;overflow:hidden}.progress-fill:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.status-badge{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:500}.status-badge.connected{background:#10b9811a;color:var(--success);border:1px solid rgba(16,185,129,.3)}.status-badge.connecting{background:#f59e0b1a;color:var(--warning);border:1px solid rgba(245,158,11,.3)}.status-badge.disconnected{background:#6b73941a;color:var(--text-muted);border:1px solid rgba(107,115,148,.3)}.status-badge.error{background:#ef44441a;color:var(--error);border:1px solid rgba(239,68,68,.3)}.status-dot{width:8px;height:8px;border-radius:50%;animation:pulse 2s infinite}.status-badge.connected .status-dot{background:var(--success)}.status-badge.connecting .status-dot{background:var(--warning)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.code-display{font-family:Monaco,Courier New,monospace;font-size:var(--font-size-3xl);font-weight:700;letter-spacing:.5rem;color:var(--accent-primary);text-align:center;padding:var(--spacing-xl);background:var(--bg-tertiary);border:2px dashed var(--border-color);border-radius:var(--radius-lg);-webkit-user-select:all;user-select:all;cursor:pointer;transition:all var(--transition-base)}.code-display:hover{border-color:var(--primary);box-shadow:var(--shadow-glow)}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-success{color:var(--success)}.text-error{color:var(--error)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mt-2xl{margin-top:var(--spacing-2xl)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mb-2xl{margin-bottom:var(--spacing-2xl)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.gap-xl{gap:var(--spacing-xl)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .5s ease}@media (max-width: 768px){.glass-container{padding:var(--spacing-xl)}.code-display{font-size:var(--font-size-2xl);letter-spacing:.3rem}}