:root{--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#eff6ff;--bg-app:#f8fafc;--bg-card:#ffffffd9;--bg-card-solid:#fff;--text-main:#0f172a;--text-muted:#64748b;--border-color:#e2e8f0;--border-light:#f1f5f9;--success:#10b981;--success-bg:#d1fae5;--danger:#ef4444;--danger-bg:#fee2e2;--warning:#f59e0b;--warning-bg:#fef3c7;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--shadow-glow:0 4px 14px #2563eb4d;--radius-xl:24px;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--font-main:"Inter", system-ui, -apple-system, sans-serif}body{background-color:var(--bg-app);color:var(--text-main);font-family:var(--font-main);-webkit-font-smoothing:antialiased;background-image:radial-gradient(at 0 0,#e0ecff 0,#0000 50%),radial-gradient(at 100% 100%,#e0ecff 0,#0000 50%);background-attachment:fixed;min-height:100vh;margin:0;padding:0}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6{color:var(--text-main);letter-spacing:-.02em;margin:0;font-weight:700}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:24px;transition:transform .3s,box-shadow .3s,border-color .3s}.glass-card:hover{box-shadow:var(--shadow-lg);border-color:var(--border-color);transform:translateY(-2px)}button{cursor:pointer;font-family:var(--font-main);border:none;outline:none;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1)}.btn-primary{background:var(--primary);color:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-glow);justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:15px;display:inline-flex}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px #2563eb66}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}.btn-secondary{background:var(--bg-card-solid);color:var(--text-main);border-radius:var(--radius-sm);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);padding:10px 20px}.btn-secondary:hover{background:var(--primary-light);border-color:var(--primary);color:var(--primary)}.btn-danger{background:var(--bg-card-solid);color:var(--danger);border-radius:var(--radius-sm);border:1px solid var(--danger);padding:10px 20px}.btn-danger:hover{background:var(--danger-bg)}input[type=text],input[type=number],textarea{background:var(--bg-card-solid);border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;color:var(--text-main);font-family:var(--font-main);padding:14px 16px;font-size:15px;transition:all .2s;box-shadow:inset 0 1px 2px #00000005}input:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);outline:none}input::placeholder,textarea::placeholder{color:#94a3b8}.badge{letter-spacing:.5px;text-transform:uppercase;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:600;display:inline-flex}.badge.connected,.badge.success{background:var(--success-bg);color:var(--success);border:1px solid #10b98133}.badge.disconnected,.badge.failed{background:var(--danger-bg);color:var(--danger);border:1px solid #ef444433}.badge.pending{background:var(--warning-bg);color:var(--warning);border:1px solid #f59e0b33}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{box-shadow:0 0 #007bff66}70%{box-shadow:0 0 0 15px #007bff00}to{box-shadow:0 0 #007bff00}}.animate-fade-in{animation:.4s forwards fadeIn}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{border:2px solid var(--bg-app);background:#cbd5e1;border-radius:5px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.app-container{width:100%;min-height:100vh;display:flex}.main-content{flex:1;height:100vh;padding:40px;overflow-y:auto}.header{justify-content:space-between;align-items:flex-start;margin-bottom:40px;display:flex}.header h1{color:var(--text-main);letter-spacing:-.02em;margin-bottom:8px;font-size:28px}.header p{color:var(--text-muted);margin:0;font-size:15px}.dashboard-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-bottom:32px;display:grid}.content-area{animation:.3s fadeIn}@media (width<=768px){.app-container{flex-direction:column}.main-content{height:auto;padding:20px}}.login-page{background:var(--bg-app);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--bg-card-solid);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:48px 40px}.login-header{text-align:center;margin-bottom:36px}.login-logo{background:var(--primary);color:#fff;width:56px;height:56px;box-shadow:var(--shadow-glow);border-radius:14px;justify-content:center;align-items:center;margin:0 auto 16px;font-size:24px;font-weight:700;display:flex}.login-header h1{color:var(--text-main);letter-spacing:2px;margin-bottom:4px;font-size:22px;font-weight:700}.login-header p{color:var(--text-muted);margin:0;font-size:14px}.login-form{flex-direction:column;gap:20px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--text-main);font-size:13px;font-weight:600}.form-group input{border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;color:var(--text-main);background:var(--bg-app);font-size:15px;font-family:var(--font-family);box-sizing:border-box;padding:12px 16px;transition:all .2s}.form-group input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);outline:none}.form-group input::placeholder{color:var(--text-muted);opacity:.5}.login-error{background:var(--danger-bg);color:var(--danger);border-radius:var(--radius-sm);text-align:center;border:1px solid #ef444433;padding:10px 14px;font-size:13px;font-weight:500}.login-btn{width:100%;margin-top:4px;padding:14px;font-size:16px}.sidebar{background:var(--bg-card-solid);border-right:1px solid var(--border-color);width:240px;height:100vh;box-shadow:var(--shadow-sm);z-index:100;flex-direction:column;display:flex;position:sticky;top:0}.sidebar-header{border-bottom:1px solid var(--border-light);align-items:center;gap:12px;padding:28px 20px 24px;display:flex}.logo-icon{background:var(--primary);color:#fff;width:36px;height:36px;box-shadow:var(--shadow-glow);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;font-size:16px;font-weight:600;display:flex}.sidebar-header h2{color:var(--text-main);letter-spacing:1px;font-size:15px;font-weight:700}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:16px 12px;display:flex}.nav-divider{background:var(--border-light);height:1px;margin:8px 0}.nav-item{color:var(--text-muted);border-radius:var(--radius-sm);text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:10px;width:100%;padding:12px 14px;font-size:14px;font-weight:500;transition:all .2s;display:flex;position:relative}.nav-item:hover{background:var(--bg-app);color:var(--text-main)}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.nav-item.active .nav-icon{color:var(--primary)}.nav-icon{flex-shrink:0;font-size:18px}.active-indicator{background:var(--primary);border-radius:0 3px 3px 0;width:3px;height:60%;position:absolute;top:20%;left:0}.sidebar-footer{padding:16px 12px 20px}.status-card{background:var(--bg-app);border-radius:var(--radius-sm);border:1px solid var(--border-light);align-items:center;gap:10px;padding:12px 14px;display:flex}.status-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.status-dot.connected{background:var(--success)}.status-dot.disconnected{background:var(--danger)}.status-dot.qr_ready{background:var(--warning)}.status-text{flex-direction:column;display:flex}.status-title{color:var(--text-muted);margin-bottom:2px;font-size:12px;font-weight:500}.status-value{text-transform:capitalize;font-size:13px;font-weight:600}.status-value.connected{color:var(--success)}.status-value.disconnected{color:var(--danger)}.status-value.qr_ready{color:var(--warning)}.user-row{cursor:pointer;border-radius:8px;align-items:center;gap:10px;margin-top:6px;padding:10px 12px;display:flex}.user-row:hover{background:#ffffff0d}.user-avatar{color:#fff;background:#2563eb;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:11px;font-weight:500;display:flex}.user-name{color:#ffffffb3;font-size:13px}.user-role{color:#ffffff59;font-size:11px}.user-section{background:var(--bg-app);border-radius:var(--radius-sm);border:1px solid var(--border-light);flex-direction:column;gap:12px;margin-top:12px;padding:12px 14px;display:flex}.user-email{color:var(--text-main);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:500;overflow:hidden}.sign-out-btn{background:var(--bg-card-solid);color:var(--text-muted);border:1px solid var(--border-color);cursor:pointer;border-radius:6px;width:100%;padding:8px 12px;font-size:13px;font-weight:500;transition:all .2s}.sign-out-btn:hover{background:var(--danger-bg);color:var(--danger);border-color:var(--danger)}.dashboard-container{flex-direction:column;gap:24px;display:flex}.dashboard-header{justify-content:space-between;align-items:flex-start;display:flex}.dashboard-header h1{margin:0 0 4px;font-size:24px;font-weight:600}.dashboard-header p{color:var(--text-muted);margin:0;font-size:14px}.api-status-chip{border:1px solid var(--border-color);background:var(--bg-card-solid);color:var(--text-muted);white-space:nowrap;box-shadow:var(--shadow-sm);border-radius:20px;align-items:center;gap:8px;padding:6px 14px;font-size:13px;font-weight:500;display:flex}.api-status-chip .dot{background:#e24b4a;border-radius:50%;width:7px;height:7px}.api-status-chip .dot.connected{background:#1d9e75}.dashboard-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.stat-card{align-items:flex-start;gap:14px;padding:20px;display:flex}.stat-icon{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:24px;display:flex}.stat-icon.connection{background:var(--success-bg);color:var(--success)}.stat-icon.contacts{background:var(--primary-light);color:var(--primary)}.stat-icon.messages{background:var(--warning-bg);color:var(--warning)}.stat-content h3{color:var(--text-muted);text-transform:none;margin:0 0 6px;font-size:12px;font-weight:400}.stat-number{font-size:20px;font-weight:600;line-height:1}.badge{border-radius:20px;align-items:center;gap:5px;padding:3px 10px;font-size:12px;font-weight:400;display:inline-flex}.badge.connected{color:#0f6e56;background:#1d9e7526;border:1px solid #5dcaa566}.badge.disconnected{color:#a32d2d;background:#e24b4a1f;border:1px solid #f0959566}.badge:before{content:"";background:currentColor;border-radius:50%;width:6px;height:6px}.setup-hint{background:var(--primary-light);border:1px solid #2563eb33;border-left:4px solid var(--primary);border-radius:var(--radius-sm);color:var(--primary-hover);align-items:center;gap:12px;padding:14px 18px;font-size:14px;display:flex}.setup-hint a{color:#378add;font-weight:500;text-decoration:none}.welcome-banner{background:linear-gradient(135deg, var(--primary) 0%, #0ea5e9 100%);border-radius:var(--radius-xl);color:#fff;box-shadow:var(--shadow-md);padding:40px;position:relative;overflow:hidden}.welcome-banner:after{content:"";opacity:.5;pointer-events:none;background:url("data:image/svg+xml;utf8,<svg width=\"100\" height=\"100\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M0,50 Q25,25 50,50 T100,50\" fill=\"none\" stroke=\"rgba(255,255,255,0.1)\" stroke-width=\"2\"/></svg>");width:100%;height:100%;position:absolute;top:0;right:0}.banner-brand-row{z-index:1;align-items:center;gap:12px;margin-bottom:16px;display:flex;position:relative}.banner-wa-icon{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;background:#fff3;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:24px;display:flex}.banner-eyebrow{letter-spacing:1.5px;text-transform:uppercase;color:#ffffffe6;font-size:13px;font-weight:600}.banner-content h2{color:#fff;z-index:1;margin:0 0 12px;font-size:28px;font-weight:700;position:relative}.banner-content p{color:#ffffffe6;z-index:1;max-width:600px;margin-bottom:0;font-size:15px;line-height:1.6;position:relative}.feature-list{z-index:1;border-top:1px solid #fff3;flex-wrap:wrap;gap:12px;margin-top:32px;padding-top:24px;display:flex;position:relative}.feature-item{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;background:#ffffff26;border:1px solid #ffffff4d;border-radius:20px;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:500;display:flex}.feature-icon{font-size:18px}.qr-container{max-width:800px;margin:0 auto}.qr-header{text-align:center;margin-bottom:40px}.qr-header p{color:var(--text-muted);margin-top:8px}.qr-content{align-items:center;gap:40px;display:flex}.steps-list{flex-direction:column;flex:1;gap:24px;display:flex}.step{align-items:center;gap:16px;display:flex}.step-number{background:var(--primary-light);width:32px;height:32px;color:var(--primary);border:1px solid #2563eb4d;border-radius:50%;justify-content:center;align-items:center;font-weight:700;display:flex}.step p{color:var(--text-main);font-size:15px}.qr-display-area{flex:1;justify-content:center;display:flex}.qr-box{border-radius:var(--radius-md);background:#fff;justify-content:center;align-items:center;width:280px;height:280px;padding:16px;display:flex;position:relative}.qr-box:after{content:"";border-radius:calc(var(--radius-md) + 2px);background:linear-gradient(45deg, var(--primary), var(--primary-hover));z-index:-1;opacity:.5;animation:2s infinite pulse;position:absolute;inset:-2px}.qr-box.loading:after{opacity:.2;animation:none}.qr-image{object-fit:contain;width:100%;height:100%}.spinner{border:4px solid #0000001a;border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.connected-state{text-align:center;padding:40px}.success-icon{color:var(--success);margin-bottom:20px;font-size:72px}@media (width<=768px){.qr-content{flex-direction:column}}.upload-container{max-width:800px;margin:0 auto}.upload-header{text-align:center;margin-bottom:32px}.upload-header p{color:var(--text-muted);margin-top:8px}.drop-zone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);text-align:center;cursor:pointer;background:var(--bg-app);padding:60px 20px;transition:all .2s}.drop-zone:hover,.drop-zone.dragging{border-color:var(--primary);background:var(--primary-light)}.drop-zone.has-file{border-style:solid;border-color:var(--primary);background:var(--primary-light);box-shadow:0 0 0 4px #2563eb1a}.upload-icon{color:var(--primary);opacity:.8;margin-bottom:16px;font-size:56px}.upload-prompt h3,.file-info h3{color:var(--text-main);margin-bottom:8px}.upload-prompt p,.file-info p{color:var(--text-muted);font-size:14px}.upload-actions{justify-content:center;margin-top:32px;display:flex}.upload-result{border-radius:var(--radius-sm);justify-content:center;align-items:center;gap:12px;margin-top:24px;padding:16px;display:flex}.upload-result.success{background:var(--success-bg);color:var(--success);border:1px solid #10b98133}.upload-result.error{background:var(--danger-bg);color:var(--danger);border:1px solid #ef444433}.result-icon{font-size:20px}.contact-list-container{flex-direction:column;height:100%;display:flex}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.search-box{flex:1;max-width:400px;position:relative}.search-icon{color:var(--text-muted);position:absolute;top:50%;left:16px;transform:translateY(-50%)}.search-box input{padding-left:44px}.actions{align-items:center;gap:16px;display:flex}.selected-count{color:var(--text-muted);font-size:14px}.table-container{border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-card-solid);flex:1;overflow:auto}.contacts-table{border-collapse:collapse;text-align:left;width:100%}.contacts-table th,.contacts-table td{border-bottom:1px solid var(--border-color);padding:16px}.contacts-table th{background:var(--bg-app);color:var(--text-muted);z-index:10;font-size:14px;font-weight:600;position:sticky;top:0}.contacts-table tbody tr{transition:background .2s}.contacts-table tbody tr:hover{background:var(--bg-app)}.contacts-table tbody tr.selected-row{background:var(--primary-light)}.checkbox-col{text-align:center;width:48px}input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary);cursor:pointer}.mono{color:var(--text-muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px!important}.empty-icon{opacity:.6;color:var(--text-muted);margin-bottom:16px;font-size:48px}.progress-container{max-width:800px;margin:0 auto}.loading-state{text-align:center;padding:60px 20px}.spinner.large{width:60px;height:60px;margin:0 auto 24px}.warning-note{color:var(--warning);border-radius:var(--radius-sm);background:#ffb8001a;margin-top:32px;padding:16px;display:inline-block}.progress-header{text-align:center;margin-bottom:32px}.stats-row{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px;display:grid}.stat-box{border-radius:var(--radius-sm);text-align:center;border:1px solid var(--border-color);background:#0003;padding:20px}.stat-box.success{border-bottom:3px solid var(--success)}.stat-box.failed{border-bottom:3px solid var(--danger)}.stat-box.total{border-bottom:3px solid #4a90e2}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;font-size:14px}.stat-value{font-size:32px;font-weight:700}.progress-bar-container{margin-bottom:40px}.progress-track{background:#ffffff1a;border-radius:6px;height:12px;margin-bottom:12px;position:relative;overflow:hidden}.progress-fill{transition:width .5s,left .5s;position:absolute;top:0;bottom:0}.progress-fill.success{background:var(--success)}.progress-fill.failed{background:var(--danger)}.progress-text{text-align:right;font-size:14px;font-weight:500}.results-list h3{margin-bottom:16px;font-size:16px}.results-scroll{border:1px solid var(--border-color);border-radius:var(--radius-md);background:#0003;max-height:300px;overflow-y:auto}.result-item{border-bottom:1px solid var(--border-color);align-items:center;gap:16px;padding:12px 16px;display:flex}.result-item:last-child{border-bottom:none}.result-item.failed{background:#ff4a4a0d}.result-phone{flex:1;font-family:ui-monospace,monospace}.result-error{color:var(--danger);font-size:14px}.action-row{text-align:center;margin-top:32px}.composer-container{height:100%}.composer-layout{grid-template-columns:1fr 1fr;gap:24px;height:100%;display:grid}.editor-section{color:#fff;flex-direction:column;display:flex;background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 100%)!important;border:none!important;box-shadow:0 10px 25px -5px #3b82f666!important}.editor-section h3{color:#fff}.selection-section h3{color:var(--text-main)}.editor-section h3,.selection-section h3{margin-bottom:20px;font-size:18px}.template-tips{color:#fff;border-radius:var(--radius-sm);background:#ffffff1a;border-left:4px solid #93c5fd;align-items:center;gap:12px;margin-bottom:20px;padding:12px 16px;font-size:14px;display:flex}.message-textarea{resize:vertical;flex:1;min-height:200px;margin-bottom:16px;color:#fff!important;background:#ffffff0d!important;border:1px solid #fff3!important}.message-textarea::placeholder{color:#fff9!important}.image-attachment-section{margin-top:16px}.hidden-input{display:none}.attach-btn{color:#fff;border-radius:var(--radius-sm);cursor:pointer;background:0 0;border:1px dashed #ffffff80;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:500;transition:all .2s;display:inline-flex}.attach-btn:hover{background:#ffffff1a;border-color:#fff}.image-preview-container{box-shadow:none;border-radius:var(--radius-sm);background:#ffffff1a;border:1px solid #fff3;align-items:center;gap:16px;padding:12px;display:flex}.image-preview{object-fit:cover;border-radius:var(--radius-sm);border:1px solid #ffffff4d;width:60px;height:60px}.image-details{flex-direction:column;flex:1;gap:6px;display:flex}.image-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;max-width:200px;font-size:13px;font-weight:600;overflow:hidden}.remove-image-btn{color:#fca5a5;cursor:pointer;background:0 0;border:1px solid #f871714d;border-radius:4px;align-self:flex-start;align-items:center;gap:4px;padding:4px 10px;font-size:12px;display:flex}.remove-image-btn:hover{background:#f871711a;border-color:#f87171}.editor-footer{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.char-count{color:#ffffffb3;font-size:14px}.settings-group{color:#ffffffe6;align-items:center;gap:12px;font-size:14px;display:flex}.delay-input{color:#fff!important;background:#ffffff1a!important;border:1px solid #fff3!important;width:70px!important;padding:8px!important}.send-action{border-top:1px solid #ffffff26;justify-content:space-between;align-items:center;padding-top:20px;display:flex}.selection-info{color:#ffffffe6;font-size:15px}.send-btn{padding:14px 32px;font-size:18px;box-shadow:0 4px 12px #0000001a;color:#2563eb!important;background:#fff!important;border:none!important}.send-btn:hover:not(:disabled){box-shadow:0 6px 16px #00000026;background:#f8fafc!important}.send-btn:disabled{color:#2563eb80!important;background:#ffffff80!important}.btn-icon{margin-right:8px}.warning-banner{color:var(--warning);border-radius:var(--radius-sm);background:#ffb8001a;border:1px solid #ffb8004d;margin-top:16px;padding:12px;font-size:14px}.selection-section{flex-direction:column;display:flex}@media (width<=1024px){.composer-layout{grid-template-columns:1fr}}