.header{background:linear-gradient(135deg,var(--slate-900) 0%,#1a2744 100%);color:#fff;padding:28px 32px;position:relative;overflow:hidden}.header:before{content:"";position:absolute;top:-50%;right:-10%;width:300px;height:300px;background:radial-gradient(circle,rgba(59,130,246,.15) 0%,transparent 70%);pointer-events:none}.header-inner{max-width:960px;margin:0 auto;position:relative}.header h1{font-size:1.6rem;font-weight:700;letter-spacing:-.02em}.header p{color:var(--slate-400);font-size:.9rem;margin-top:2px}.main{max-width:960px;margin:0 auto;padding:28px 16px 60px}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 18px;border:none;border-radius:8px;font-size:.875rem;font-weight:600;transition:all var(--transition);white-space:nowrap}.btn:active{transform:scale(.97)}.btn-primary{background:var(--blue-600);color:#fff;box-shadow:0 1px 2px #2563eb4d}.btn-primary:hover{background:var(--blue-700);box-shadow:0 2px 8px #2563eb59}.btn-secondary{background:#fff;color:var(--slate-600);border:1px solid var(--slate-200)}.btn-secondary:hover{background:var(--slate-50);border-color:var(--slate-300);color:var(--slate-700)}.btn-danger{background:#fff;color:var(--red-500);border:1px solid var(--red-100)}.btn-danger:hover{background:var(--red-50);border-color:var(--red-500);color:var(--red-600)}.btn-ghost{background:transparent;color:var(--slate-500);padding:6px 10px}.btn-ghost:hover{background:var(--slate-100);color:var(--slate-700)}.btn-sm{padding:6px 12px;font-size:.8rem;border-radius:6px}.btn-icon{width:34px;height:34px;padding:0;border-radius:8px;font-size:1rem}.card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px;margin-bottom:14px;border:1px solid rgba(0,0,0,.04);transition:box-shadow var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.form-section{margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid var(--slate-100)}.form-section:last-of-type{border-bottom:none;padding-bottom:0}.form-section h3{font-size:.95rem;font-weight:700;margin-bottom:16px;color:var(--slate-800);display:flex;align-items:center;gap:8px}.form-section h3:before{content:"";display:inline-block;width:3px;height:16px;background:var(--blue-500);border-radius:2px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.8rem;font-weight:600;color:var(--slate-500);margin-bottom:6px;text-transform:uppercase;letter-spacing:.04em}.form-group input,.form-group select{width:100%;padding:10px 14px;border:1px solid var(--slate-200);border-radius:8px;font-size:.925rem;color:var(--slate-800);background:#fff;transition:all var(--transition)}.form-group input::placeholder{color:var(--slate-400)}.form-group input:hover,.form-group select:hover{border-color:var(--slate-300)}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px #3b82f61f}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-actions{display:flex;gap:10px;margin-top:28px;padding-top:20px;border-top:1px solid var(--slate-100)}.form-hint{font-size:.78rem;color:var(--slate-400);margin-top:5px;line-height:1.4}.watcher-card{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;position:relative;border-left:3px solid var(--blue-500)}.watcher-card.paused{border-left-color:var(--slate-300);opacity:.75}.watcher-card.paused:hover{opacity:1}.watcher-card.has-error{border-left-color:var(--red-500)}.watcher-info{flex:1;min-width:0}.watcher-header{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap}.watcher-name{font-weight:700;font-size:1.05rem;color:var(--slate-800)}.watcher-url{font-size:.8rem;color:var(--blue-600);word-break:break-all;margin-bottom:8px;text-decoration:none}.watcher-url:hover{text-decoration:underline}.watcher-details{display:flex;flex-direction:column;gap:8px}.watcher-meta{display:flex;flex-wrap:wrap;gap:6px}.watcher-meta-item{display:inline-flex;align-items:center;gap:5px;font-size:.78rem;color:var(--slate-500);background:var(--slate-50);padding:3px 10px;border-radius:999px;border:1px solid var(--slate-100)}.watcher-meta-item .meta-icon{font-size:.7rem;opacity:.7}.watcher-selector{font-size:.75rem;color:var(--slate-600);background:var(--slate-50);padding:4px 10px;border-radius:6px;font-family:SF Mono,Cascadia Code,Fira Code,monospace;display:inline-block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:1px solid var(--slate-100)}.watcher-content-preview{font-size:.78rem;color:var(--slate-600);background:var(--slate-50);padding:8px 12px;border-radius:8px;max-height:56px;overflow:hidden;white-space:pre-wrap;word-break:break-word;border:1px solid var(--slate-100);line-height:1.5}.watcher-actions{display:flex;flex-direction:column;gap:6px;flex-shrink:0}.watcher-error{font-size:.78rem;color:var(--red-600);background:var(--red-50);padding:6px 10px;border-radius:6px;border:1px solid var(--red-100)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.badge-active{background:var(--green-100);color:var(--green-700)}.badge-paused{background:var(--amber-100);color:var(--amber-600)}.badge-changed{background:var(--blue-100);color:var(--blue-600)}.element-picker{border:2px solid var(--blue-500);border-radius:var(--radius-lg);overflow:hidden;margin:14px 0;box-shadow:var(--shadow-lg)}.picker-bar{background:linear-gradient(135deg,var(--blue-600),var(--blue-700));color:#fff;padding:10px 16px;font-size:.85rem;font-weight:500;display:flex;justify-content:space-between;align-items:center}.element-picker iframe{width:100%;height:500px;border:none;display:block}.picker-loading{padding:60px 40px;text-align:center;color:var(--slate-400);font-size:.9rem}.picker-loading:before{content:"";display:block;width:28px;height:28px;border:3px solid var(--slate-200);border-top-color:var(--blue-500);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto 12px}.picker-error{padding:24px;text-align:center;color:var(--red-600);background:var(--red-50);font-size:.9rem}.selected-element{background:var(--green-50);border:1px solid var(--green-100);border-radius:var(--radius);padding:14px 16px;margin:14px 0}.selected-element .sel-label{font-size:.72rem;font-weight:700;color:var(--green-600);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}.selected-element code{display:block;font-size:.82rem;color:var(--slate-800);word-break:break-all;margin-bottom:6px;font-family:SF Mono,Cascadia Code,Fira Code,monospace;background:#fff9;padding:6px 10px;border-radius:6px}.selected-element .sel-preview{font-size:.8rem;color:var(--slate-500)}.empty-state{text-align:center;padding:80px 20px;color:var(--slate-400)}.empty-state-icon{font-size:3rem;margin-bottom:16px;opacity:.4;filter:grayscale(.5)}.empty-state h3{font-size:1.15rem;font-weight:600;color:var(--slate-600);margin-bottom:6px}.empty-state p{font-size:.9rem;max-width:340px;margin:0 auto;line-height:1.5}.spinner{display:inline-block;width:24px;height:24px;border:3px solid var(--slate-200);border-top-color:var(--blue-500);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.form-title{font-size:1.3rem;font-weight:700;color:var(--slate-800);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--slate-100)}.url-input-row{display:flex;gap:8px}.url-input-row input{flex:1}@media (max-width: 640px){.header{padding:20px 16px}.main{padding:20px 12px 40px}.card{padding:18px}.watcher-card{flex-direction:column}.watcher-actions{flex-direction:row;flex-wrap:wrap}.form-row{grid-template-columns:1fr}.url-input-row{flex-direction:column}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--blue-50: #eff6ff;--blue-100: #dbeafe;--blue-200: #bfdbfe;--blue-400: #60a5fa;--blue-500: #3b82f6;--blue-600: #2563eb;--blue-700: #1d4ed8;--blue-900: #1e3a5f;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-300: #cbd5e1;--slate-400: #94a3b8;--slate-500: #64748b;--slate-600: #475569;--slate-700: #334155;--slate-800: #1e293b;--slate-900: #0f172a;--green-50: #f0fdf4;--green-100: #dcfce7;--green-500: #22c55e;--green-600: #16a34a;--green-700: #15803d;--red-50: #fef2f2;--red-100: #fee2e2;--red-500: #ef4444;--red-600: #dc2626;--amber-50: #fffbeb;--amber-100: #fef3c7;--amber-600: #d97706;--radius: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--transition: .15s ease}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--slate-100);color:var(--slate-800);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit;font-size:inherit}::selection{background:var(--blue-200);color:var(--blue-900)}