@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary: #0f1117;--bg-secondary: #1a1d27;--bg-card: #1e2130;--bg-hover: #252838;--text-primary: #e8eaed;--text-secondary: #9ba1b0;--text-muted: #6b7280;--border: #2d3040;--accent: #4f8ef7;--accent-hover: #3d7ee6;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--info: #06b6d4;--radius: 12px;--shadow: 0 4px 24px rgba(0,0,0,.3)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-brand{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.sidebar-brand h1{font-size:18px;font-weight:700;background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.sidebar-brand .logo{font-size:24px}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:10px;text-decoration:none;color:var(--text-secondary);font-size:14px;font-weight:500;transition:all .2s;cursor:pointer;border:none;background:none;width:100%;text-align:left}.sidebar-link:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-link.active{background:var(--accent);color:#fff}.sidebar-link svg{width:20px;height:20px;flex-shrink:0}.sidebar-badge{margin-left:auto;background:var(--danger);color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:12px;min-width:22px;text-align:center}.sidebar-bottom{padding:16px;border-top:1px solid var(--border)}.main-content{flex:1;margin-left:260px;padding:24px 32px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;align-items:center;gap:16px;transition:transform .2s,border-color .2s}.stat-card:hover{transform:translateY(-2px);border-color:var(--accent)}.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-icon.blue{background:#4f8ef726;color:var(--accent)}.stat-icon.green{background:#10b98126;color:var(--success)}.stat-icon.orange{background:#f59e0b26;color:var(--warning)}.stat-icon.red{background:#ef444426;color:var(--danger)}.stat-icon.cyan{background:#06b6d426;color:var(--info)}.stat-value{font-size:28px;font-weight:700;line-height:1}.stat-label{font-size:13px;color:var(--text-secondary);margin-top:4px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border)}td{padding:12px 16px;font-size:14px;border-bottom:1px solid var(--border)}tr:hover td{background:var(--bg-hover)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:6px;font-size:12px;font-weight:600}.badge-bot{background:#4f8ef726;color:var(--accent)}.badge-operator{background:#10b98126;color:var(--success)}.badge-closed{background:#6b728026;color:var(--text-muted)}.badge-web{background:#a855f726;color:#a855f7}.badge-whatsapp{background:#25d36626;color:#25d366}.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;border:none;transition:all .2s;font-family:inherit}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#0ea574}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-outline:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:6px 12px;font-size:13px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:8px;background:var(--bg-primary);color:var(--text-primary);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}.form-input:focus{border-color:var(--accent)}textarea.form-input{resize:vertical;min-height:80px}.chat-container{display:flex;height:calc(100vh - 80px);gap:0}.chat-list{width:340px;border-right:1px solid var(--border);overflow-y:auto;flex-shrink:0}.chat-list-header{padding:16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.chat-list-item{padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .2s;display:flex;gap:12px;align-items:flex-start}.chat-list-item:hover{background:var(--bg-hover)}.chat-list-item.active{background:var(--bg-hover);border-left:3px solid var(--accent)}.chat-list-avatar{width:40px;height:40px;border-radius:50%;background:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.chat-list-info{flex:1;min-width:0}.chat-list-name{font-size:14px;font-weight:600;margin-bottom:4px}.chat-list-preview{font-size:13px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-list-time{font-size:11px;color:var(--text-muted);white-space:nowrap}.chat-main{flex:1;display:flex;flex-direction:column}.chat-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px}.chat-message{max-width:70%;padding:10px 16px;border-radius:16px;font-size:14px;line-height:1.5}.chat-message.customer{align-self:flex-start;background:var(--bg-primary);border:1px solid var(--border)}.chat-message.bot{align-self:flex-end;background:#4f8ef726;color:var(--accent)}.chat-message.operator{align-self:flex-end;background:#10b98126;color:var(--success)}.chat-message-time{font-size:10px;color:var(--text-muted);margin-top:4px}.chat-input-area{padding:16px 20px;border-top:1px solid var(--border);display:flex;gap:12px;align-items:center}.chat-input-area input{flex:1;padding:12px 16px;border:1px solid var(--border);border-radius:24px;background:var(--bg-primary);color:var(--text-primary);font-size:14px;outline:none;font-family:inherit}.chat-input-area input:focus{border-color:var(--accent)}.health-meter{width:100%;height:8px;background:var(--bg-primary);border-radius:4px;overflow:hidden;margin-top:8px}.health-meter-fill{height:100%;border-radius:4px;transition:width .5s ease,background .5s ease}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}.login-card{width:400px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:40px}.login-card h2{text-align:center;margin-bottom:8px;font-size:24px}.login-card p{text-align:center;color:var(--text-secondary);margin-bottom:32px;font-size:14px}.login-card .btn{width:100%;justify-content:center;padding:12px;font-size:15px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-2{gap:8px}.gap-4{gap:16px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.mt-4{margin-top:16px}.text-sm{font-size:13px}.text-muted{color:var(--text-secondary)}.page-title{font-size:24px;font-weight:700;margin-bottom:24px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);text-align:center}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.5}