@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700&display=swap";:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--border-color:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--primary:#0070ba;--primary-hover:#005ea6;--primary-light:#0070ba1a;--success:#10b981;--success-light:#10b9811a;--error:#ef4444;--error-light:#ef44441a;--warning:#f59e0b;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -1px #0000000d;--shadow-lg:0 10px 15px -3px #0000000d, 0 4px 6px -2px #0000000d;--shadow-xl:0 20px 25px -5px #0000000d, 0 10px 10px -5px #0000000d;--font-sans:"Inter", system-ui, -apple-system, sans-serif;--font-heading:"Outfit", var(--font-sans);--radius-sm:6px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.25s cubic-bezier(.4, 0, .2, 1)}.dark{--bg-primary:#0b0f19;--bg-secondary:#111827;--bg-tertiary:#1f2937;--border-color:#2d3748;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--primary:#0070ba;--primary-hover:#1e87d0;--primary-light:#1e87d026;--success:#34d399;--success-light:#34d39926;--error:#f87171;--error-light:#f8717126;--shadow-sm:0 1px 2px 0 #00000080;--shadow-md:0 4px 6px -1px #0000004d, 0 2px 4px -1px #0000004d;--shadow-lg:0 10px 15px -3px #0006, 0 4px 6px -2px #0006;--shadow-xl:0 20px 25px -5px #00000080, 0 10px 10px -5px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);transition:background-color var(--transition-normal), color var(--transition-normal);min-height:100vh;line-height:1.5}#root{flex-direction:column;width:100%;max-width:100%;min-height:100vh;margin:0;padding:0;display:flex}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600}a{color:var(--primary);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--primary-hover)}.app-container{flex-direction:column;width:100%;min-height:100vh;display:flex}.app-header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);z-index:10;box-shadow:var(--shadow-sm);transition:background-color var(--transition-normal), border-color var(--transition-normal);justify-content:space-between;align-items:center;padding:16px 32px;display:flex}.brand{align-items:center;gap:12px;display:flex}.brand-logo{width:auto;height:32px}.brand-title{color:var(--text-primary);letter-spacing:-.5px;font-size:20px}.brand-badge{background-color:var(--primary-light);color:var(--primary);border-radius:var(--radius-sm);padding:2px 8px;font-size:11px;font-weight:600}.header-actions{align-items:center;gap:16px;display:flex}.theme-toggle{border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);width:38px;height:38px;transition:all var(--transition-fast);background:0 0;justify-content:center;align-items:center;display:flex}.theme-toggle:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.dashboard-grid{flex:1;grid-template-columns:1.1fr 1.3fr;height:calc(100vh - 71px);display:grid;overflow:hidden}@media (width<=1200px){.dashboard-grid{grid-template-columns:1fr;height:auto;overflow:visible}}.sidebar-panel{border-right:1px solid var(--border-color);background-color:var(--bg-secondary);transition:background-color var(--transition-normal), border-color var(--transition-normal);flex-direction:column;gap:20px;padding:24px 32px;display:flex;overflow-y:auto}@media (width<=1200px){.sidebar-panel{border-right:none;border-bottom:1px solid var(--border-color);height:auto;max-height:800px}}.preview-panel{background-color:var(--bg-primary);transition:background-color var(--transition-normal);flex-direction:column;justify-content:flex-start;align-items:center;padding:24px 32px;display:flex;overflow-y:auto}.config-card{background-color:var(--bg-secondary);flex-direction:column;flex:1;display:flex}.tabs-header{border-bottom:1px solid var(--border-color);scrollbar-width:none;display:flex;overflow-x:auto}.tabs-header::-webkit-scrollbar{display:none}.tab-btn{color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;padding:14px 16px;font-size:13px;font-weight:500;display:flex}.tab-btn:hover{color:var(--text-primary);background-color:var(--bg-primary)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.tab-content{flex:1;padding:24px 0}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.col-span-2{grid-column:span 2}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--text-secondary);letter-spacing:.2px;font-size:12px;font-weight:600}.form-group input,.form-group select,.form-group textarea{font-family:var(--font-sans);background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);transition:all var(--transition-fast);outline:none;padding:10px 14px;font-size:14px}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);background-color:var(--bg-secondary)}.form-group input::placeholder{color:var(--text-muted)}.checkbox-group{justify-content:center}.checkbox-label{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:10px;display:flex}.checkbox-label input{cursor:pointer;width:18px;height:18px}.section-title{color:var(--text-primary);border-left:3px solid var(--primary);grid-column:span 2;margin-bottom:4px;padding-left:10px;font-size:15px;font-weight:600}.section-description{color:var(--text-secondary);grid-column:span 2;margin-top:-10px;margin-bottom:8px;font-size:13px;line-height:1.4}.mt-4{margin-top:16px}.summary-preview{background-color:var(--primary-light);border:1px dashed var(--primary);border-radius:var(--radius-sm);margin-top:8px;padding:12px 16px}.flex-between{justify-content:space-between;align-items:center;display:flex}.action-container{align-items:center;gap:12px;margin-top:8px;display:flex}.panel-footer{border-top:1px solid var(--border-color);background-color:var(--bg-secondary);padding-top:20px}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);font-size:14px;font-weight:500;font-family:var(--font-sans);border:none;justify-content:center;align-items:center;padding:10px 18px;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background-color:var(--border-color)}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.btn-block{width:100%}.flex-center{justify-content:center;align-items:center;display:flex}.status-badge{border-radius:var(--radius-full);align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:500;display:inline-flex}.status-badge.success{background-color:var(--success-light);color:var(--success)}.status-badge.error{background-color:var(--error-light);color:var(--error)}.status-badge.info{background-color:var(--bg-tertiary);color:var(--text-secondary)}.preview-container{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;max-width:680px;box-shadow:var(--shadow-lg);transition:background-color var(--transition-normal), border-color var(--transition-normal);flex-direction:column;display:flex;overflow:hidden}.preview-header{background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.client-header-title{align-items:center;gap:6px;display:flex}.dot{border-radius:50%;width:11px;height:11px}.dot.red{background-color:#ff5f56}.dot.yellow{background-color:#ffbd2e}.dot.green{background-color:#27c93f}.window-title{color:var(--text-secondary);margin-left:8px;font-size:12px;font-weight:500}.preview-controls{align-items:center;gap:6px;display:flex}.control-btn{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);width:30px;height:30px;transition:all var(--transition-fast);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;display:flex}.control-btn:hover{background-color:var(--border-color);color:var(--text-primary)}.control-btn.active{background-color:var(--bg-secondary);color:var(--primary);border-color:var(--border-color);box-shadow:var(--shadow-sm)}.email-meta-info{border-bottom:1px solid var(--border-color);background-color:var(--bg-secondary);flex-direction:column;gap:6px;padding:12px 20px;display:flex}.meta-line{align-items:flex-start;gap:8px;font-size:13px;display:flex}.meta-label{color:var(--text-muted);width:60px;font-weight:500}.meta-val{color:var(--text-secondary)}.meta-val.subject-text{color:var(--text-primary);font-weight:600}.viewport-wrapper{background-color:#f2f5f8;flex:1;justify-content:center;align-items:flex-start;min-height:550px;max-height:700px;padding:24px 16px;display:flex;overflow-y:auto}.preview-viewport{border-radius:var(--radius-sm);width:100%;height:600px;box-shadow:var(--shadow-md);transition:width var(--transition-normal);background-color:#fff;overflow:hidden}.preview-viewport.desktop{width:100%;max-width:620px}.preview-viewport.mobile{width:375px}.preview-iframe{background-color:#fff;border:none;width:100%;height:100%}.log-panel{border-radius:var(--radius-sm);color:#a7f3d0;background-color:#0b0f19;border:1px solid #1f2937;max-height:120px;padding:12px 16px;font-family:monospace;font-size:12px;overflow-y:auto}.log-line{margin-bottom:4px}.log-line.error{color:#fca5a5}.log-line.success{color:#34d399}.log-line.info{color:#93c5fd}