@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary:#0a0a1a;--bg-secondary:#12122a;--bg-card:#1a1a3e;--bg-card-hover:#222250;--border:#2a2a5a;--text-primary:#e8e8f0;--text-secondary:#88a;--text-muted:#557;--accent-green:#25d366;--accent-green-dim:#25d36626;--accent-red:#ff4757;--accent-red-dim:#ff475726;--accent-blue:#3b82f6;--accent-blue-dim:#3b82f626;--accent-orange:#ff9f43;--accent-orange-dim:#ff9f4326;--accent-purple:#a855f7;--shadow:0 4px 24px #0006;--radius:12px;--radius-sm:8px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);min-height:100vh;font-family:Inter,-apple-system,sans-serif;overflow-x:hidden}.app{min-height:100vh;display:flex}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border);z-index:100;flex-direction:column;width:260px;padding:24px 16px;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{align-items:center;gap:12px;margin-bottom:32px;padding:8px 12px;display:flex}.sidebar-brand-icon{background:linear-gradient(135deg, var(--accent-green), #128c7e);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:20px;display:flex}.sidebar-brand h1{letter-spacing:-.5px;font-size:18px;font-weight:700}.sidebar-brand span{color:var(--text-secondary);font-size:11px;font-weight:400;display:block}.sidebar-nav{flex-direction:column;flex:1;gap:4px;display:flex}.nav-item{border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:12px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{color:var(--text-primary);background:#ffffff0d}.nav-item.active{background:var(--accent-green-dim);color:var(--accent-green)}.nav-item .icon{text-align:center;width:24px;font-size:18px}.sidebar-footer{border-top:1px solid var(--border);margin-top:auto;padding:16px}.status-indicator{align-items:center;gap:8px;font-size:13px;display:flex}.status-dot{border-radius:50%;width:8px;height:8px;animation:2s infinite pulse}.status-dot.connected{background:var(--accent-green)}.status-dot.disconnected{background:var(--accent-red)}.status-dot.waiting_qr{background:var(--accent-orange);animation:1s infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}.main-content{flex:1;min-height:100vh;margin-left:260px;padding:32px}.page-header{margin-bottom:32px}.page-header h2{letter-spacing:-.5px;margin-bottom:4px;font-size:28px;font-weight:700}.page-header p{color:var(--text-secondary);font-size:14px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;transition:transform .2s,border-color .2s}.card:hover{border-color:#ffffff1a}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;font-size:14px;font-weight:600}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);align-items:center;gap:16px;padding:20px;display:flex}.stat-icon{border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;font-size:22px;display:flex}.stat-icon.green{background:var(--accent-green-dim)}.stat-icon.red{background:var(--accent-red-dim)}.stat-icon.blue{background:var(--accent-blue-dim)}.stat-icon.orange{background:var(--accent-orange-dim)}.stat-value{font-size:28px;font-weight:700;line-height:1}.stat-label{color:var(--text-secondary);margin-top:4px;font-size:13px}.grid-2{grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px;display:grid}.qr-container{flex-direction:column;align-items:center;gap:16px;padding:24px;display:flex}.qr-image{background:#fff;border-radius:16px;padding:16px;box-shadow:0 8px 32px #0000004d}.qr-image canvas,.qr-image img{display:block;width:240px!important;height:240px!important}.connected-badge{background:var(--accent-green-dim);border-radius:var(--radius);color:var(--accent-green);border:1px solid #25d3664d;align-items:center;gap:12px;padding:16px 24px;font-size:16px;font-weight:600;display:flex}.form-group{margin-bottom:20px}.form-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.3px;margin-bottom:8px;font-size:13px;font-weight:600;display:block}.form-input,.form-textarea,.form-select{background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);outline:none;padding:12px 16px;font-family:Inter,sans-serif;font-size:14px;transition:border-color .2s}.form-input:focus,.form-textarea:focus{border-color:var(--accent-green)}.form-textarea{resize:vertical;min-height:140px;line-height:1.6}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:8px;padding:10px 20px;font-family:Inter,sans-serif;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent-green);color:#fff}.btn-primary:hover{background:#1db954;transform:translateY(-1px)}.btn-danger{background:var(--accent-red);color:#fff}.btn-danger:hover{background:#e84040}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--text-secondary)}.btn-sm{padding:6px 14px;font-size:12px}.toggle-row{justify-content:space-between;align-items:center;padding:12px 0;display:flex}.toggle{background:var(--border);cursor:pointer;border:none;border-radius:12px;width:44px;height:24px;transition:background .3s;position:relative}.toggle.active{background:var(--accent-green)}.toggle:after{content:"";background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .3s;position:absolute;top:3px;left:3px}.toggle.active:after{transform:translate(20px)}.log-table{border-collapse:collapse;width:100%}.log-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border);padding:12px 16px;font-size:11px;font-weight:600}.log-table td{border-bottom:1px solid #ffffff08;padding:12px 16px;font-size:13px}.log-table tr:hover td{background:#ffffff05}.badge{border-radius:6px;padding:4px 10px;font-size:11px;font-weight:600}.badge.sent{background:var(--accent-green-dim);color:var(--accent-green)}.badge.failed{background:var(--accent-red-dim);color:var(--accent-red)}.badge.scheduled{background:var(--accent-orange-dim);color:var(--accent-orange)}.msg-preview{color:#e9edef;white-space:pre-wrap;background:#005c4b;border-radius:8px 8px 8px 0;max-width:400px;padding:12px 16px;font-size:14px;line-height:1.6;position:relative;box-shadow:0 1px 2px #0000004d}.msg-preview:after{content:"";border-top:0 solid #0000;border-bottom:10px solid #005c4b;border-left:10px solid #0000;border-right:0 solid #0000;width:0;height:0;position:absolute;bottom:0;left:-8px}.toast{border-radius:var(--radius-sm);z-index:1000;box-shadow:var(--shadow);padding:14px 24px;font-size:14px;font-weight:500;animation:.3s slideIn;position:fixed;bottom:24px;right:24px}.toast.success{background:var(--accent-green);color:#fff}.toast.error{background:var(--accent-red);color:#fff}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@media (width<=900px){.sidebar{width:72px;padding:16px 8px}.sidebar-brand h1,.sidebar-brand span,.nav-item span:not(.icon),.sidebar-footer{display:none}.sidebar-brand{justify-content:center}.nav-item{justify-content:center;margin-bottom:8px;padding:12px}.nav-item .icon{font-size:20px}.main-content{margin-left:72px;padding:24px}.grid-2{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.log-table{white-space:nowrap;display:block;overflow-x:auto}}@media (width<=768px){.app{min-height:100vh;padding-bottom:150px;display:block}.sidebar{border-right:none;border-top:1px solid var(--border);background:var(--bg-secondary);z-index:1000;flex-direction:row;align-items:center;width:100%;height:64px;padding:0;position:fixed;top:auto;bottom:0;left:0}.sidebar-brand{display:none}.sidebar-nav{-ms-overflow-style:none;scrollbar-width:none;flex-direction:row;justify-content:space-between;align-items:center;gap:8px;width:100%;height:100%;margin:0;padding:0 16px;display:flex;overflow-x:auto}.sidebar-nav::-webkit-scrollbar{display:none}.nav-item{border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:auto;padding:10px 12px;display:flex}.nav-item.active{background:var(--accent-green-dim);color:var(--accent-green)}.main-content{height:auto;min-height:auto;margin-left:0;padding:16px 16px 0;margin-bottom:150px!important}.page-header{margin-bottom:24px}.page-header h2{font-size:24px}.stats-grid{grid-template-columns:1fr;gap:12px}.stat-card{padding:16px}.stat-icon{width:40px;height:40px;font-size:18px}.stat-value{font-size:24px}.card{margin-bottom:16px;padding:16px}.card-header{flex-direction:column;align-items:flex-start;gap:12px}.card-title{font-size:13px}.form-group{margin-bottom:16px}div[style*="display: flex"]{flex-wrap:wrap}div[style*="display: flex"][style*="gap: 12px"],div[style*="display: flex"][style*="gap: 8px"]{flex-direction:column;align-items:stretch;gap:12px!important}.btn{justify-content:center}.toggle-row{flex-direction:column;align-items:flex-start;gap:12px}.msg-preview{max-width:100%;font-size:13px}}.spinner{border:3px solid var(--border);border-top-color:var(--accent-green);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}