:root{--background: #ffffff;--foreground: #09090b;--card: #ffffff;--card-foreground: #09090b;--popover: #ffffff;--popover-foreground: #09090b;--primary: #25D366;--primary-foreground: #ffffff;--primary-hover: #128C7E;--secondary: #f1f5f9;--secondary-foreground: #0f172a;--muted: #f1f5f9;--muted-foreground: #64748b;--accent: #f1f5f9;--accent-foreground: #0f172a;--destructive: #ef4444;--destructive-foreground: #ffffff;--destructive-hover: #dc2626;--border: #e2e8f0;--input: #e2e8f0;--ring: #25D366;--radius: .75rem;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:var(--foreground);background-color:#f8fafc;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.dark{--background: #09090b;--foreground: #fafafa;--card: #18181b;--card-foreground: #fafafa;--popover: #18181b;--popover-foreground: #fafafa;--primary: #25D366;--primary-foreground: #ffffff;--primary-hover: #128C7E;--secondary: #27272a;--secondary-foreground: #fafafa;--muted: #27272a;--muted-foreground: #a1a1aa;--accent: #27272a;--accent-foreground: #fafafa;--destructive: #7f1d1d;--destructive-foreground: #fafafa;--destructive-hover: #991b1b;--border: #27272a;--input: #27272a;--ring: #25D366}body{margin:0;min-width:320px;min-height:100vh;background-color:var(--background);color:var(--foreground);overflow-x:hidden}a{font-weight:500;color:var(--primary-hover);text-decoration:inherit;transition:color .2s ease}a:hover{color:var(--primary)}button{border-radius:var(--radius);border:1px solid transparent;padding:.6rem 1.25rem;font-size:.95rem;font-weight:500;font-family:inherit;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}button:focus-visible{outline:2px solid var(--ring);outline-offset:2px}.btn-primary{background-color:var(--primary);color:var(--primary-foreground);box-shadow:0 1px 2px 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var(--border)}th{color:var(--muted-foreground);font-weight:500;background-color:var(--secondary)}th:first-child{border-top-left-radius:var(--radius)}th:last-child{border-top-right-radius:var(--radius)}.login-container{display:flex;align-items:center;justify-content:center;height:100vh;background-color:var(--background);font-family:inherit}.login-box{background:var(--card);padding:2.5rem;border-radius:var(--radius);box-shadow:0 10px 25px #0000000d;width:100%;max-width:400px;border:1px solid var(--border)}.login-box h1{text-align:center;margin-bottom:2rem;color:var(--foreground);font-size:1.8rem}.input-group{margin-bottom:1.5rem}.input-group label{display:block;margin-bottom:.5rem;color:var(--muted-foreground);font-size:.9rem}.input-group input{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:1rem;transition:border-color .2s;box-sizing:border-box;background:var(--background);color:var(--foreground)}.input-group input:focus{outline:none;border-color:var(--primary)}.login-btn{width:100%;padding:.85rem;background-color:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:1rem}.login-btn:hover{background-color:var(--primary-hover)}.error-text{color:#dc3545;font-size:.85rem;margin-top:-.5rem;margin-bottom:1rem;text-align:center}.users-page{background:var(--card);padding:2rem;border-radius:var(--radius);box-shadow:0 1px 3px #0000000d}.users-header h2{margin-top:0;color:var(--foreground);font-weight:600}.new-user-form{background:var(--card);padding:1.5rem;border-radius:var(--radius);margin-bottom:2rem;border:1px solid var(--border)}.new-user-form h3{margin-top:0;font-size:1.1rem;font-weight:600}.new-user-form form{display:flex;gap:1rem;align-items:center}.new-user-form input{flex:1}.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem;color:var(--destructive);background:#ef44440d;border-radius:var(--radius);border:1px dashed var(--destructive)}.error-state p{font-weight:600;margin-top:1rem}@media(max-width:768px){.new-user-form form{flex-direction:column;align-items:stretch}}.clients-page{background:var(--card);padding:2rem;border-radius:var(--radius);box-shadow:0 1px 3px #0000000d}.clients-header h2{margin-top:0;color:var(--foreground);font-weight:600}.clients-actions{display:flex;gap:2rem;margin-bottom:2rem}.new-client-form,.import-box{background:var(--card);padding:1.5rem;border-radius:var(--radius);flex:1;border:1px solid var(--border)}.new-client-form h3,.import-box h3{margin-top:0;font-size:1.1rem;font-weight:600}.new-client-form form{display:flex;flex-direction:column;gap:1rem}.import-box p{font-size:.9rem;color:var(--muted-foreground);line-height:1.6}.success-text{color:var(--primary);background-color:#25d3661a;padding:1rem;border-radius:var(--radius);margin-bottom:1rem;text-align:center;font-weight:500;border:1px solid rgba(37,211,102,.3)}.error-text{color:var(--destructive);background-color:#ef44441a;padding:1rem;border-radius:var(--radius);margin-bottom:1rem;text-align:center;border:1px solid rgba(239,68,68,.3)}@media(max-width:768px){.clients-actions{flex-direction:column;gap:1rem}.new-client-form,.import-box{width:100%}}.numbers-page{background:var(--card);padding:2rem;border-radius:12px;box-shadow:0 2px 12px #0000000a;position:relative}.numbers-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.numbers-header h2{margin:0;color:var(--foreground)}.new-instance-form{background:var(--secondary);padding:1.5rem;border-radius:12px;margin-bottom:2rem;border:1px solid var(--border)}.new-instance-form h3{margin-top:0;font-size:1.1rem}.new-instance-form form{display:flex;gap:1rem}.new-instance-form input{flex:1;padding:.75rem;border:1px solid var(--border);border-radius:4px;background:var(--background);color:var(--foreground)}.btn-secondary{background-color:#6c757d;color:#fff;border:none;padding:.6rem 1.2rem;border-radius:4px;cursor:pointer;font-weight:600}.btn-secondary:hover{background-color:#5a6268}.btn-primary-sm{background-color:#007bff;color:#fff;border:none;padding:.4rem .8rem;border-radius:4px;cursor:pointer;font-size:.85rem;margin-right:.5rem}.instances-list table{width:100%;border-collapse:collapse}.instances-list th,.instances-list td{padding:1rem;text-align:left;border-bottom:1px solid var(--border)}.instances-list th{background-color:var(--secondary);font-weight:600;color:var(--muted-foreground)}.status-badge.connected{background-color:#d4edda;color:#155724}.status-badge.disconnected{background-color:#f8d7da;color:#721c24}.actions-cell{display:flex;gap:.5rem}.qrcode-modal{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.qrcode-content{background:var(--card);padding:2.5rem;border-radius:8px;text-align:center;color:var(--foreground)}.qrcode-content img{width:250px;height:250px;margin:1.5rem 0;border:1px solid #eaeaea}@media(max-width:768px){.numbers-header{flex-direction:column;align-items:flex-start;gap:1rem}.new-instance-form form{flex-direction:column}.btn-primary-sm,.btn-danger-sm{width:100%;margin-bottom:.5rem}.actions-cell{flex-direction:column;gap:0}}.campaigns-page{background:var(--card);padding:2rem;border-radius:12px;box-shadow:0 2px 12px #0000000a}.campaigns-header h2{margin-top:0;color:var(--foreground)}.composer-section{background:var(--secondary);padding:1.5rem;border-radius:12px;margin-bottom:2rem;border:1px solid var(--border)}.composer-form{display:flex;flex-direction:column;gap:1.5rem}.composer-inputs{display:flex;flex-direction:column;gap:1rem}.composer-inputs input{padding:.75rem;border:1px solid var(--border);border-radius:4px;font-size:1rem;background:var(--background);color:var(--foreground)}.editor-toolbar{display:flex;gap:.5rem;align-items:center}.toolbar-label{font-size:.9rem;color:var(--muted-foreground);font-weight:600}.btn-var{background:#e2e8f0;border:1px solid #cbd5e1;padding:.3rem .6rem;border-radius:4px;cursor:pointer;font-size:.85rem;color:#334155}.btn-var:hover{background:#cbd5e1}.composer-inputs textarea{padding:.75rem;border:1px solid var(--border);border-radius:4px;font-family:inherit;font-size:1rem;resize:vertical;background:var(--background);color:var(--foreground)}.clients-selector h3{margin-top:0;font-size:1.1rem;color:var(--foreground)}.selector-list{background:var(--background);border:1px solid var(--border);border-radius:4px;max-height:250px;overflow-y:auto;padding:.5rem}.client-row{display:flex;align-items:center;gap:.75rem;padding:.5rem;cursor:pointer;color:var(--foreground)}.client-row:hover{background:var(--secondary)}.select-all{font-weight:700}.btn-primary{background-color:#007bff;color:#fff;border:none;padding:1rem;border-radius:4px;cursor:pointer;font-weight:600;font-size:1rem;transition:background-color .2s}.btn-primary:hover{background-color:#0056b3}.btn-primary:disabled{background-color:#94a3b8;cursor:not-allowed}.success-text{color:#28a745;background-color:#d4edda;padding:1rem;border-radius:4px;margin-bottom:1rem;font-weight:500}.error-text{color:#dc3545;background-color:#f8d7da;padding:1rem;border-radius:4px;margin-bottom:1rem;font-weight:500}.campaigns-history table{width:100%;border-collapse:collapse}.campaigns-history th,.campaigns-history td{padding:1rem;text-align:left;border-bottom:1px solid var(--border)}.campaigns-history th{background-color:var(--secondary);font-weight:600;color:var(--muted-foreground)}.status-badge.processing{background-color:#fff3cd;color:#856404;padding:.3rem .6rem;border-radius:20px;font-size:.85rem}.status-badge.completed{background-color:#d4edda;color:#155724;padding:.3rem .6rem;border-radius:20px;font-size:.85rem}.table-responsive{overflow-x:auto;width:100%}@media(max-width:768px){.editor-toolbar{flex-wrap:wrap}.composer-form{gap:1rem}}.chat-layout{display:flex;height:calc(100vh - 120px);background:var(--card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:0 1px 3px #0000000d;overflow:hidden}.chat-sidebar{width:320px;border-right:1px solid var(--border);display:flex;flex-direction:column;background:var(--card)}.chat-sidebar-header{padding:1rem;border-bottom:1px solid var(--border);background:var(--background)}.chat-sidebar-header h3{margin:0;font-size:1.1rem;color:var(--foreground);font-weight:600}.conversations-list{flex:1;overflow-y:auto}.conversation-item{padding:1rem;border-bottom:1px solid var(--border);cursor:pointer;transition:background-color .2s;display:flex;gap:1rem;align-items:center}.conv-avatar{width:44px;height:44px;border-radius:50%;background-color:#cbd5e1;color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:600;flex-shrink:0}.conversation-item.active .conv-avatar{background-color:var(--primary)}.conv-info{flex:1;overflow:hidden}.conversation-item:hover{background-color:var(--secondary)}.conversation-item.active{background-color:var(--secondary);border-left:4px solid var(--primary)}.conv-contact{font-weight:600;color:var(--foreground);margin-bottom:.25rem}.conv-lastmsg{font-size:.85rem;color:var(--muted-foreground);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-main{flex:1;display:flex;flex-direction:column;background:var(--secondary)}.chat-header{padding:1rem 2rem;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--background)}.chat-header-info{display:flex;align-items:center;gap:1rem}.chat-header h3{margin:0;font-size:1.1rem;font-weight:600}.contact-number{font-size:.85rem;color:var(--muted-foreground)}.instance-badge{background:var(--primary);color:#fff;padding:.3rem .8rem;border-radius:99px;font-size:.85rem;font-weight:600}.messages-area{flex:1;padding:1.5rem 2rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem;background-image:url(https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png);background-size:contain;background-color:var(--background)}.message-bubble-wrapper{display:flex;width:100%}.message-bubble-wrapper.outbound{justify-content:flex-end}.message-bubble-wrapper.inbound{justify-content:flex-start}.message-bubble{max-width:65%;padding:.75rem 1rem;border-radius:var(--radius);font-size:.95rem;position:relative;box-shadow:0 1px 2px #0000001a}.message-bubble.inbound{background:var(--secondary);color:var(--foreground);border-top-left-radius:0}.message-bubble.outbound{background:var(--primary);color:#fff;border-top-right-radius:0}.dark .message-bubble.outbound{background:var(--primary-hover);color:#fff}.message-time{font-size:.7rem;color:#667781;text-align:right;margin-top:.3rem}.chat-input-area{padding:1rem 2rem;background:var(--card);border-top:1px solid var(--border);display:flex;gap:1rem}.chat-input-area input{flex:1;padding:1rem 1.5rem;border-radius:99px;border:1px solid var(--border);background:var(--secondary)}.chat-input-area input:focus{background:var(--background)}.chat-empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted-foreground);background:var(--background)}.empty-icon{margin-bottom:1rem;opacity:.5}@media(max-width:768px){.chat-layout{flex-direction:column;height:auto}.chat-sidebar{width:100%;max-height:40vh;border-right:none;border-bottom:1px solid var(--border)}.chat-main{min-height:50vh}.chat-header{flex-direction:column;align-items:flex-start;gap:.5rem}.chat-input-area{padding:1rem}}.overview-page{display:flex;flex-direction:column;gap:2rem}.overview-header{display:flex;justify-content:space-between;align-items:flex-start}.overview-header h2{margin:0 0 .25rem;font-size:1.5rem;color:var(--foreground)}.subtitle{margin:0;color:var(--muted-foreground);font-size:.95rem}.date-filters{display:flex;gap:1.5rem;background:var(--card);padding:1rem 1.5rem;border-radius:var(--radius);border:1px solid var(--border);box-shadow:0 1px 3px #0000000d}.filter-group{display:flex;align-items:center;gap:.75rem}.filter-group label{font-size:.9rem;font-weight:500;color:var(--muted-foreground)}.filter-group input{padding:.5rem .75rem;border:1px solid var(--border);border-radius:calc(var(--radius) - 2px);background:var(--background);color:var(--foreground);font-family:inherit;outline:none}.filter-group input:focus{border-color:var(--primary)}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.metric-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;display:flex;align-items:flex-start;gap:1.5rem;box-shadow:0 1px 3px #0000000d;transition:transform .2s,box-shadow .2s}.metric-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.metric-icon{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--secondary);color:var(--muted-foreground);flex-shrink:0}.metric-info{display:flex;flex-direction:column}.metric-info h3{margin:0 0 .5rem;font-size:.95rem;color:var(--muted-foreground);font-weight:500}.metric-value{font-size:2rem;font-weight:700;color:var(--foreground);line-height:1;margin-bottom:.5rem}.metric-period{font-size:.8rem;color:var(--muted-foreground)}.metric-card.primary .metric-icon{background:#25d3661a;color:var(--primary)}.metric-card.primary .metric-value{color:var(--primary)}.metric-card.success .metric-icon{background:#10b9811a;color:#10b981}.metric-card.success .metric-value{color:#10b981}.metric-card.warning .metric-icon{background:#f59e0b1a;color:#f59e0b}.metric-card.secondary .metric-icon{background:#6366f11a;color:#6366f1}.metric-card.instance .metric-icon{background:#ec48991a;color:#ec4899}.loading-state{padding:4rem;text-align:center;color:var(--muted-foreground);font-weight:500;background:var(--card);border-radius:var(--radius);border:1px solid var(--border)}@media(max-width:768px){.overview-header{flex-direction:column;align-items:center;text-align:center;gap:1.5rem}.date-filters{width:100%;flex-direction:column;align-items:center;gap:1rem}.filter-group{width:100%;justify-content:center}.filter-group label{width:30px}.filter-group input{width:70%}.metrics-grid{grid-template-columns:1fr}}.dashboard-layout{display:flex;height:100vh;font-family:inherit;background-color:var(--secondary)}.sidebar{width:260px;background-color:#128c7e;border-right:1px solid rgba(0,0,0,.1);display:flex;flex-direction:column;color:#fff}.sidebar-header{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:space-between;gap:.75rem}.sidebar-header h2{margin:0;color:#fff;font-size:1.25rem;font-weight:600}.sidebar-nav{flex:1;padding:1.5rem .75rem;display:flex;flex-direction:column;gap:.25rem}.sidebar-nav a{padding:.75rem 1rem;color:#fffc;text-decoration:none;font-weight:500;border-radius:var(--radius);display:flex;align-items:center;gap:.75rem}.sidebar-nav a:hover{background-color:#ffffff1a;color:#fff}.sidebar-nav a.active{background-color:#fff3;color:#fff;font-weight:600}.sidebar-footer{padding:1.5rem;border-top:1px solid rgba(255,255,255,.2);display:flex;flex-direction:column;gap:1rem}.user-info{font-weight:500;color:#fff;display:flex;align-items:center;gap:.5rem;font-size:.95rem}.logout-btn{width:100%;background-color:transparent;color:#fffc;border:1px solid rgba(255,255,255,.3)}.logout-btn:hover{background-color:#ffffff1a;color:#fff;border-color:#ffffff80}.main-content{flex:1;display:flex;flex-direction:column;overflow-y:auto}.main-header{background-color:var(--card);padding:1.5rem 2rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:1rem}.main-header h1{margin:0;font-size:1.25rem;color:var(--foreground);font-weight:600}.theme-toggle{background:transparent;border:none;color:var(--muted-foreground);padding:.5rem;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.theme-toggle:hover{background-color:var(--secondary);color:var(--foreground)}.content-area{padding:2rem;flex:1;max-width:1400px;margin:0 auto;width:100%}.mobile-menu-btn{display:none;background:transparent;border:none;color:var(--foreground);cursor:pointer;padding:0}.mobile-close-btn{display:none;background:transparent;border:none;color:#fff;cursor:pointer;padding:0}.mobile-overlay{display:none;position:fixed;inset:0;background:#00000080;z-index:998;opacity:0;transition:opacity .3s ease}@media(max-width:768px){.dashboard-layout{flex-direction:column}.sidebar{position:fixed;left:-100%;top:0;bottom:0;z-index:1000;transition:left .3s ease;width:280px;box-shadow:2px 0 12px #0000001a}.sidebar.open{left:0}.mobile-overlay.open{display:block;opacity:1}.mobile-menu-btn,.mobile-close-btn{display:flex;align-items:center;justify-content:center}.main-header{padding:1rem 1.25rem}.content-area{padding:1rem;width:calc(100% - 2rem);max-width:100vw;overflow-x:hidden}}