:root{--primary: #25D366;--primary-dark: #128C7E;--primary-light: #34eb7a;--secondary: #075E54;--accent: #DCF8C6;--bg-primary: #0a0f1a;--bg-secondary: #111827;--bg-card: #1f2937;--bg-hover: #374151;--text-primary: #f9fafb;--text-secondary: #9ca3af;--text-muted: #6b7280;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--info: #3b82f6;--border-color: #374151;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-glow: 0 0 20px rgba(37, 211, 102, .3);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--text-primary)}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{color:var(--text-secondary)}a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-light)}.app-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--border-color);padding:1.5rem;display:flex;flex-direction:column;position:fixed;height:100vh;overflow-y:auto}.main-content{flex:1;margin-left:280px;padding:2rem;min-height:100vh}.sidebar-logo{display:flex;align-items:center;gap:.75rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border-color);margin-bottom:1.5rem}.sidebar-logo svg{color:var(--primary)}.sidebar-logo h1{font-size:1.25rem;background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{display:flex;flex-direction:column;gap:.5rem;flex:1}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;border-radius:var(--radius-lg);color:var(--text-secondary);transition:all var(--transition-fast);cursor:pointer;border:none;background:transparent;width:100%;text-align:left;font-size:.9375rem}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#25d36626,#25d3660d);color:var(--primary);border:1px solid rgba(37,211,102,.3)}.nav-item svg{width:20px;height:20px}.wa-status-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1rem;margin-top:auto;border:1px solid var(--border-color)}.wa-status-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.75rem}.wa-status-dot{width:10px;height:10px;border-radius:50%;animation:pulse 2s infinite}.wa-status-dot.connected{background:var(--success);box-shadow:0 0 10px var(--success)}.wa-status-dot.connecting{background:var(--warning);box-shadow:0 0 10px var(--warning)}.wa-status-dot.disconnected{background:var(--error)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.wa-status-text{font-size:.875rem;color:var(--text-secondary)}.wa-user-info{font-size:.8125rem;color:var(--text-muted);margin-top:.5rem}.card{background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border-color);padding:1.5rem;transition:all var(--transition-normal)}.card:hover{border-color:#25d3664d;box-shadow:var(--shadow-glow)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.card-title{font-size:1.125rem;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-size:.9375rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:none;outline:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-light),var(--primary));box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--bg-card);border-color:var(--primary)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-outline{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary)}.btn-outline:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-icon{padding:.5rem;border-radius:var(--radius-md)}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.form-input,.form-textarea,.form-select{width:100%;padding:.75rem 1rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9375rem;transition:all var(--transition-fast)}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #25d3661a}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.form-textarea{resize:vertical;min-height:120px}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-color)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color)}.table th{background:var(--bg-secondary);font-weight:600;font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.table tr:hover td{background:var(--bg-hover)}.table tr:last-child td{border-bottom:none}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);border-radius:var(--radius-xl);padding:1.5rem;border:1px solid var(--border-color);display:flex;align-items:flex-start;gap:1rem}.stat-icon{width:48px;height:48px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.green{background:#25d36626;color:var(--primary)}.stat-icon.blue{background:#3b82f626;color:var(--info)}.stat-icon.yellow{background:#f59e0b26;color:var(--warning)}.stat-icon.red{background:#ef444426;color:var(--error)}.stat-value{font-size:1.75rem;font-weight:700;color:var(--text-primary)}.stat-label{font-size:.875rem;color:var(--text-secondary);margin-top:.25rem}.qr-container{display:flex;flex-direction:column;align-items:center;padding:2rem;background:#fff;border-radius:var(--radius-xl);max-width:300px;margin:0 auto}.qr-container img{width:250px;height:250px}.qr-instructions{text-align:center;margin-top:1rem;color:var(--bg-primary)}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:1rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border-color);width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color)}.modal-title{font-size:1.125rem;font-weight:600}.modal-close{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:.25rem;display:flex;transition:color var(--transition-fast)}.modal-close:hover{color:var(--text-primary)}.modal-body{padding:1.5rem}.modal-footer{display:flex;justify-content:flex-end;gap:.75rem;padding:1.25rem 1.5rem;border-top:1px solid var(--border-color)}.progress-bar{width:100%;height:8px;background:var(--bg-secondary);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:var(--radius-full);transition:width var(--transition-normal)}.empty-state{text-align:center;padding:3rem 1.5rem;color:var(--text-secondary)}.empty-state svg{width:64px;height:64px;margin-bottom:1rem;opacity:.5}.empty-state h3{font-size:1.125rem;margin-bottom:.5rem;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:500}.badge-success{background:#10b98126;color:var(--success)}.badge-warning{background:#f59e0b26;color:var(--warning)}.badge-error{background:#ef444426;color:var(--error)}.badge-info{background:#3b82f626;color:var(--info)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-normal) forwards}.slide-up{animation:slideUp var(--transition-normal) forwards}@media(max-width:768px){.sidebar{width:100%;height:auto;position:relative;border-right:none;border-bottom:1px solid var(--border-color)}.main-content{margin-left:0;padding:1rem}.stats-grid{grid-template-columns:1fr}}