:root{--bg-color: #0f1115;--panel-bg: #1a1d24;--accent-primary: #3b82f6;--accent-secondary: #25D366;--accent-danger: #ef4444;--text-main: #e2e8f0;--text-muted: #94a3b8;--border-color: #2d3748;--success: #10b981;--warning: #f59e0b;--msg-sent: #2563eb;--msg-received: #374151;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box;outline:none;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);font-family:var(--font-sans);height:100vh;overflow:hidden}#root{height:100vh;display:flex;flex-direction:column;overflow:hidden}.app-header{padding:.8rem 1.5rem;background:#1a1d24f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;z-index:10;flex-shrink:0}.header-left{display:flex;align-items:center;gap:12px}.btn-toggle-sidebar{background:transparent;border:none;color:var(--text-main);font-size:1.2rem;cursor:pointer;padding:4px;border-radius:4px}.btn-toggle-sidebar:hover{background:#ffffff1a}.app-title{font-size:1.1rem;font-weight:700;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.app-version{font-size:.8em;opacity:.6}.app-main{display:flex;flex:1;overflow:hidden;position:relative}.sidebar{width:320px;background:var(--panel-bg);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:5;flex-shrink:0;transition:width .3s ease;overflow:hidden}.sidebar.collapsed{width:0;border-right:none}.sidebar-content{width:320px;height:100%;display:flex;flex-direction:column}.sidebar-overlay{display:none}.sidebar-config-details{border-bottom:1px solid var(--border-color)}.sidebar-config-summary{padding:1rem 1.5rem;font-size:.8rem;color:var(--text-muted);font-weight:700;cursor:pointer;-webkit-user-select:none;user-select:none;background:#0000001a;transition:background .2s}.sidebar-config-summary:hover{background:#0003;color:var(--text-main)}.sidebar-header{padding:1rem 1.5rem 1.5rem}.sidebar-label{font-size:.8rem;color:var(--text-muted);font-weight:700;display:block;margin-top:10px}.sidebar-label:first-child{margin-top:0}.sidebar-input{width:100%;background:#00000020;border:1px solid var(--border-color);color:var(--text-main);padding:8px;border-radius:4px;margin-top:5px;font-size:.85rem;font-family:inherit;resize:vertical}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:.5rem 1.5rem;margin-bottom:.5rem}.stat-box{background:#0003;padding:10px;border-radius:6px}.stat-val{font-size:1.1rem;font-weight:700;display:block}.stat-lbl{font-size:.7rem;color:var(--text-muted);text-transform:uppercase}.upload-row{display:flex;gap:10px;margin:.5rem 1.5rem .2rem}.upload-zone{flex:1;border:2px dashed var(--border-color);border-radius:8px;padding:.8rem .5rem;text-align:center;cursor:pointer;font-size:.85rem}.upload-zone:hover{border-color:var(--accent-primary);background:#3b82f60d}.upload-zone input{display:none}.action-row{display:flex;gap:5px;margin:0 1.5rem 10px;justify-content:space-between}.btn-action{background:#ffffff0d;border:1px solid var(--border-color);color:var(--text-muted);padding:4px 8px;border-radius:4px;font-size:.75rem;cursor:pointer;flex:1;font-family:inherit}.btn-action:hover:not(:disabled){background:#ffffff1a;color:#fff}.btn-action:disabled{opacity:.3;cursor:not-allowed}.sidebar-search-wrapper{padding:0 1.5rem;margin-bottom:10px;display:flex;flex-direction:column;gap:8px}.sidebar-search-input{width:100%;background:#00000020;border:1px solid var(--border-color);padding:6px 12px;border-radius:20px;color:#fff;font-size:.85rem;font-family:inherit}.sidebar-tabs{display:flex;padding:0 1.5rem;margin-bottom:10px;gap:5px}.sidebar-tab{flex:1;text-align:center;padding:4px 0;font-size:.75rem;color:var(--text-muted);background:#0003;border-radius:4px;cursor:pointer;border:1px solid transparent;font-family:inherit}.sidebar-tab:hover{background:#ffffff0d}.sidebar-tab.active{color:var(--accent-primary);background:#3b82f61a;border-color:var(--accent-primary);font-weight:700}.contacts-list{flex:1;overflow-y:auto;padding:0 .5rem}.contact-item{padding:.8rem 1rem;margin-bottom:4px;border-radius:6px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;border:1px solid transparent}.contact-item:hover{background:#ffffff0d}.contact-item.active{background:#3b82f626;border-color:var(--accent-primary)}.contact-name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}.contact-meta{font-size:.75rem;color:var(--text-muted);text-align:right}.badge-sent{color:var(--accent-primary)}.badge-recv{color:var(--text-muted)}.group-badge{font-size:.65rem;background:#ffffff1a;padding:2px 4px;border-radius:4px;margin-left:5px;display:inline-block}.sidebar-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-color);display:flex;flex-direction:column;gap:8px}.sidebar-footer-row{display:flex;gap:5px}.content-area{flex:1;display:flex;flex-direction:column;background:var(--bg-color);position:relative;overflow:hidden}.top-bar{padding:.8rem 2rem;border-bottom:1px solid var(--border-color);background:var(--panel-bg);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.view-title{font-weight:700;font-size:1.1rem}.view-subtitle{font-size:.75rem;color:var(--text-muted);margin-top:4px;max-width:400px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-container{flex:1;max-width:400px;margin-left:2rem;position:relative}.search-input{width:100%;background:#00000020;border:1px solid var(--border-color);padding:.5rem 1rem;border-radius:20px;color:#fff;font-family:inherit}.export-buttons{display:flex;gap:10px}.chat-tabs{padding:.5rem 2rem;border-bottom:1px solid var(--border-color);display:flex;gap:1rem;flex-shrink:0}.tab{padding:5px 10px;cursor:pointer;color:var(--text-muted);border-bottom:2px solid transparent;background:none;border-top:none;border-left:none;border-right:none;font-family:inherit;font-size:.9rem}.tab.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary);font-weight:700}.btn{background:var(--panel-bg);color:var(--text-main);border:1px solid var(--border-color);padding:5px 12px;border-radius:4px;cursor:pointer;font-size:.85rem;font-family:inherit}.btn:hover:not(:disabled){background:#2d3748;border-color:var(--text-muted)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.btn-primary:hover:not(:disabled){background:#2563eb}.btn-danger{color:var(--accent-danger);border-color:#ef44444d;background:#ef44440d}.btn-danger:hover:not(:disabled){background:#ef444426;border-color:var(--accent-danger)}.btn-directory{background:#ffffff0d;border:1px dashed 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16px;border-radius:12px;position:relative;font-size:.95rem;line-height:1.4;word-wrap:break-word;margin-bottom:1rem;white-space:pre-wrap}.chat-bubble.sent{align-self:flex-end;background:var(--msg-sent);color:#fff;border-bottom-right-radius:2px}.chat-bubble.received{align-self:flex-start;background:var(--msg-received);color:var(--text-main);border-bottom-left-radius:2px}.bubble-date{display:block;font-size:.7rem;margin-top:4px;opacity:.7;text-align:right}.bubble-sender{display:block;font-size:.8rem;font-weight:700;margin-bottom:2px;color:var(--accent-secondary)}.reaction-container{margin-top:5px;font-size:.85rem;display:flex;gap:4px}.reaction-badge{background:#fff3;padding:2px 6px;border-radius:10px}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem;padding:2rem;overflow-y:auto}.gallery-item{background:var(--panel-bg);border-radius:8px;overflow:hidden;border:1px solid var(--border-color);cursor:pointer;position:relative;aspect-ratio:1 / 1}.gallery-item:hover{border-color:var(--accent-primary)}.gallery-img{width:100%;height:100%;object-fit:cover;display:block}.file-icon{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:3rem;color:var(--text-muted)}.file-name{font-size:.8rem;padding:.5rem;text-align:center;word-break:break-all;position:absolute;bottom:0;background:#0009;color:#fff;width:100%}.gallery-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000000b3;color:#fff;padding:10px;font-size:.8rem;display:none;flex-direction:column;justify-content:center;text-align:center;line-height:1.2}.gallery-item:hover .gallery-overlay{display:flex}.stats-dashboard{padding:2rem;overflow-y:auto;display:flex;flex-direction:column;gap:1.5rem}.stats-row{display:flex;gap:1.5rem;flex-wrap:wrap}.stats-card{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;flex:1;min-width:250px}.stats-card 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1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.log{margin-top:1rem;color:var(--success);font-family:monospace;font-size:.9rem;text-align:center}.data-label{font-size:.65rem;color:#888;padding:0 1.5rem}.load-data-title{padding:0 1.5rem;margin-top:5px;font-size:.8rem;font-weight:700;color:var(--text-muted)}.ebook-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;z-index:200;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.ebook-modal{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:16px;width:700px;max-width:95vw;max-height:90vh;overflow-y:auto;padding:2rem;box-shadow:0 25px 50px #00000080}.ebook-modal h2{margin:0 0 1.5rem;font-size:1.4rem;background:linear-gradient(90deg,var(--accent-primary),#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.ebook-modal h3{margin:1.5rem 0 .75rem;font-size:1rem;color:var(--text-main);border-bottom:1px solid var(--border-color);padding-bottom:.5rem}.ebook-form-group{margin-bottom:1rem}.ebook-form-group label{display:block;font-size:.8rem;color:var(--text-muted);font-weight:600;margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.ebook-form-group input[type=text],.ebook-form-group input[type=date],.ebook-form-group select{width:100%;background:#0000004d;border:1px solid var(--border-color);color:var(--text-main);padding:10px 12px;border-radius:6px;font-family:inherit;font-size:.9rem}.ebook-form-group input:focus,.ebook-form-group select:focus{border-color:var(--accent-primary);outline:none}.ebook-form-row{display:flex;gap:1rem}.ebook-form-row .ebook-form-group{flex:1}.ebook-toggle-row{display:flex;gap:.5rem;flex-wrap:wrap}.ebook-toggle-btn{padding:6px 14px;border-radius:20px;font-size:.8rem;border:1px solid var(--border-color);background:#0003;color:var(--text-muted);cursor:pointer;font-family:inherit;transition:all .2s}.ebook-toggle-btn:hover{border-color:var(--accent-primary);color:var(--text-main)}.ebook-toggle-btn.active{background:#3b82f633;border-color:var(--accent-primary);color:var(--accent-primary);font-weight:600}.ebook-participant-list{max-height:200px;overflow-y:auto;border:1px solid var(--border-color);border-radius:6px;padding:.5rem}.ebook-participant-item{display:flex;align-items:center;gap:8px;padding:4px 8px;border-radius:4px;font-size:.85rem;cursor:pointer}.ebook-participant-item:hover{background:#ffffff0d}.ebook-participant-item input[type=checkbox]{accent-color:var(--accent-primary)}.ebook-actions{display:flex;gap:1rem;margin-top:2rem;justify-content:flex-end}.btn-generate{background:linear-gradient(135deg,var(--accent-primary),#a855f7);color:#fff;border:none;padding:10px 28px;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;font-family:inherit;transition:transform .2s,box-shadow .2s}.btn-generate:hover{transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.btn-generate:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.btn-cancel-modal{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);padding:10px 20px;border-radius:8px;font-size:.9rem;cursor:pointer;font-family:inherit}.btn-cancel-modal:hover{border-color:var(--text-main);color:var(--text-main)}.ebook-progress{margin-top:1rem}.ebook-progress-bar{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.ebook-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),#a855f7);border-radius:3px;transition:width .3s ease}.ebook-progress-text{font-size:.75rem;color:var(--text-muted);margin-top:6px;text-align:center}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#0000001a}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media print{body{height:auto;overflow:visible;background:#fff;color:#000}#root{height:auto;display:block;overflow:visible}.app-header,.sidebar,.top-bar,.chat-tabs,.btn-load-more,.action-row{display:none!important}.app-main,.content-area,.views-container{display:block;overflow:visible}.view-section{display:none;position:static;overflow:visible}.view-section.active{display:block;overflow:visible}.chat-view{padding:0;display:block;overflow:visible}.chat-bubble{max-width:100%;color:#000;border:1px solid #ddd;margin-bottom:10px;page-break-inside:avoid;background:#fff}.chat-bubble.sent{background:#f0f0f0;border-left:5px solid #333}.chat-bubble.received{background:#fafafa;border-left:5px solid #ccc}.bubble-sender{color:#000;font-weight:700;text-transform:uppercase;font-size:.8rem}.bubble-date{color:#666}.directory-grid{display:grid!important;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))!important;gap:10px!important;overflow:visible!important;height:auto!important;padding:0!important}.directory-card{border:1px solid #000;break-inside:avoid;margin-bottom:0;width:100%!important;background:#fff!important;color:#000!important}.dir-card-title,.dir-card-stats{color:#000!important}.dir-card-badge{border:1px solid #666;color:#333!important}}@media(max-width:768px){.app-header{flex-wrap:wrap;gap:10px;padding:.8rem 1rem}.header-left{width:100%;justify-content:flex-start}.sidebar-overlay.active{display:block;position:absolute;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:90}.sidebar{position:absolute;height:100%;z-index:100;box-shadow:5px 0 25px #00000080;overflow-y:auto!important}.top-bar{flex-direction:column;align-items:stretch;gap:10px;padding:.8rem 1rem}.search-container{margin-left:0;max-width:100%}.chat-tabs{overflow-x:auto;padding:.5rem 1rem;white-space:nowrap;-webkit-overflow-scrolling:touch}.chat-view{padding:1rem}.chat-bubble{max-width:90%}.stats-dashboard{padding:1rem}.stats-row{flex-direction:column}.ebook-modal{padding:1rem;width:95vw}.ebook-modal h2{font-size:1.2rem}.ebook-form-row{flex-direction:column;gap:.5rem}.ebook-actions{flex-direction:column;gap:10px}.btn-generate,.btn-cancel-modal{width:100%}}