:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-card: #1e293b;--bg-card-hover: #253348;--bg-input: #0f172a;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-green: #25D366;--accent-green-dark: #128C7E;--accent-blue: #3b82f6;--accent-purple: #8b5cf6;--accent-yellow: #f59e0b;--accent-red: #ef4444;--border-color: #334155;--border-light: #1e293b;--sidebar-width: 260px;--radius: 12px;--radius-sm: 8px;--radius-xs: 6px;--transition: all .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden}a{color:var(--accent-blue);text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .3s ease}.sidebar-header{padding:20px;border-bottom:1px solid var(--border-color)}.logo{display:flex;align-items:center;gap:12px}.logo-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--accent-green),var(--accent-green-dark));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;color:#fff}.logo h1{font-size:16px;font-weight:700;color:var(--text-primary);line-height:1.2}.logo-subtitle{font-size:11px;color:var(--text-muted);font-weight:400}.sidebar-nav{flex:1;padding:12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;transition:var(--transition);cursor:pointer}.nav-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#25d36626,#128c7e1a);color:var(--accent-green)}.nav-item.active svg{color:var(--accent-green)}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border-color);display:flex;flex-direction:column;gap:8px}.connection-status,.session-info{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted)}.status-icon.connected{color:var(--accent-green)}.status-icon.disconnected{color:var(--accent-red)}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh;min-width:0;background:var(--bg-primary)}.mobile-menu-btn{display:none;position:fixed;top:16px;left:16px;z-index:200;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);width:44px;height:44px;border-radius:var(--radius-sm);cursor:pointer;align-items:center;justify-content:center}.sidebar-overlay{display:none}.page{padding:32px;max-width:1200px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:16px}.page-header h1{font-size:28px;font-weight:700;color:var(--text-primary);line-height:1.2}.page-header-actions{display:flex;align-items:center;gap:8px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:24px;transition:var(--transition)}.card-header{margin-bottom:16px}.card-header h2{font-size:18px;font-weight:600}.highlight-card{border-color:var(--accent-green);background:#25d3660d}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-bottom:24px}.dashboard-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:20px;display:flex;align-items:center;gap:16px;cursor:pointer;transition:var(--transition)}.dashboard-card:hover{background:var(--bg-card-hover);border-color:var(--accent-green);transform:translateY(-2px)}.dashboard-card-icon{width:56px;height:56px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--card-color, var(--accent-green)) 15%,transparent);color:var(--card-color, var(--accent-green));flex-shrink:0}.dashboard-card-content{flex:1;display:flex;flex-direction:column}.dashboard-card-title{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.dashboard-card-value{font-size:24px;font-weight:700;color:var(--text-primary);line-height:1.2}.dashboard-card-subtitle{font-size:12px;color:var(--text-secondary)}.dashboard-card-arrow{color:var(--text-muted);transition:var(--transition)}.dashboard-card:hover .dashboard-card-arrow{color:var(--accent-green);transform:translate(4px)}.sessions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}.session-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:20px;cursor:pointer;transition:var(--transition)}.session-card:hover{background:var(--bg-card-hover)}.session-card.active{border-color:var(--accent-green);box-shadow:0 0 0 1px var(--accent-green)}.session-card.connected{border-left:3px solid var(--accent-green)}.session-card.disconnected{border-left:3px solid var(--accent-red)}.session-card.awaiting_qr{border-left:3px solid var(--accent-yellow)}.session-card-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.session-icon{width:44px;height:44px;border-radius:var(--radius-sm);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}.session-info-block{flex:1;min-width:0}.session-info-block 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var(--border-color);white-space:nowrap}.messages-table td{padding:12px 16px;font-size:13px;border-bottom:1px solid var(--border-color);color:var(--text-secondary)}.messages-table tr:hover td{background:var(--bg-card-hover)}.messages-table tr:last-child td{border-bottom:none}.msg-recipient{display:flex;align-items:center;gap:8px;color:var(--text-primary);font-weight:500}.msg-content-preview{max-width:300px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.msg-date{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);white-space:nowrap}.search-bar{display:flex;align-items:center;gap:10px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:0 14px;color:var(--text-muted)}.search-bar .input{border:none;background:transparent;padding-left:0}.search-bar .input:focus{box-shadow:none}.quick-send-form h3{display:flex;align-items:center;gap:8px;font-size:15px;margin-bottom:12px;color:var(--accent-green)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state svg{margin-bottom:16px;opacity:.5}.empty-state h2{font-size:20px;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.empty-state p{font-size:14px;max-width:400px;margin-bottom:20px}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);gap:12px}.loading-inline{display:flex;align-items:center;gap:8px;color:var(--text-muted);padding:12px}.text-muted{color:var(--text-muted);font-size:13px}.text-sm{font-size:12px}.mb-4{margin-bottom:16px}.mt-6{margin-top:24px}.server-status{display:flex;align-items:center}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1s linear 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h4{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:10px}.deliveries-list{display:flex;flex-direction:column;gap:4px}.delivery-row{display:flex;align-items:center;gap:12px;padding:6px 8px;border-radius:var(--radius-xs);font-size:12px}.delivery-row:hover{background:var(--bg-primary)}.delivery-status{display:flex;align-items:center;gap:4px;font-weight:600;min-width:60px}.delivery-status.success{color:var(--accent-green)}.delivery-status.failed,.delivery-status.error{color:var(--accent-red)}.delivery-date{margin-left:auto}.events-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:8px}.event-checkbox{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xs);cursor:pointer;transition:var(--transition)}.event-checkbox:hover{border-color:var(--accent-green)}.event-checkbox input[type=checkbox]{accent-color:var(--accent-green);width:16px;height:16px;margin-top:2px;flex-shrink:0}.event-checkbox-info{display:flex;flex-direction:column;gap:2px}.event-checkbox-info strong{font-size:12px;color:var(--text-primary)}.event-checkbox-info span{font-size:11px;color:var(--text-muted)}.apikey-row{display:flex;align-items:center;justify-content:space-between;gap:16px}.apikey-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.apikey-name{display:flex;align-items:center;gap:8px}.apikey-value{display:flex;align-items:center;gap:6px}.apikey-value code{font-size:12px;color:var(--text-secondary);background:var(--bg-primary);padding:4px 10px;border-radius:4px;font-family:Courier New,monospace}.apikey-meta{font-size:11px}.docs-content{line-height:1.8}.docs-content h3{font-size:16px;font-weight:600;margin-top:24px;margin-bottom:8px;color:var(--accent-green)}.docs-content p{color:var(--text-secondary);margin-bottom:12px;font-size:14px}.docs-content 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8px;border-radius:4px;font-size:10px;font-weight:700;letter-spacing:.5px;min-width:42px;text-align:center}.method.get{background:#3b82f626;color:var(--accent-blue)}.method.post{background:#25d36626;color:var(--accent-green)}.code-block{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:16px;margin-bottom:16px;overflow-x:auto}.code-block pre{font-family:Courier New,monospace;font-size:12px;color:var(--text-secondary);line-height:1.6;white-space:pre;margin:0}.docs-note{display:flex;align-items:flex-start;gap:10px;padding:14px 16px;background:#f59e0b14;border:1px solid rgba(245,158,11,.2);border-radius:var(--radius-sm);color:var(--accent-yellow);font-size:13px;margin-top:16px}.docs-note div{color:var(--text-secondary)}.docs-note strong{color:var(--accent-yellow)}.docs-note 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