*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #ffffff;--bg-secondary: #fafafa;--bg-tertiary: #f4f4f5;--bg-muted: #f1f1f4;--border: #e4e4e7;--border-hover: #d4d4d8;--text: #09090b;--text-muted: #71717a;--text-subtle: #a1a1aa;--accent: #18181b;--accent-hover: #27272a;--accent-text: #fafafa;--destructive: #ef4444;--destructive-text: #ffffff;--success: #22c55e;--warning: #f59e0b;--blue: #3b82f6;--ring: #18181b;--radius: 8px;--radius-sm: 6px;--radius-lg: 12px;--shadow-xs: 0 1px 2px 0 rgb(0 0 0 / .03);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", "Fira Code", "JetBrains Mono", monospace;--transition: .15s cubic-bezier(.4, 0, .2, 1)}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;height:100vh;overflow:hidden;font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1{font-size:1.5rem;font-weight:600;letter-spacing:-.025em}h2{font-size:1.125rem;font-weight:600;letter-spacing:-.015em}h3{font-size:.8125rem;font-weight:500}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 14px;font-size:13px;font-weight:500;font-family:var(--font);border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:all var(--transition);white-space:nowrap;text-decoration:none;outline:none}.btn:focus-visible{outline:none;box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ring)}.btn:disabled{opacity:.5;pointer-events:none}.btn-primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent);box-shadow:var(--shadow-xs)}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:scale(.98)}.btn-secondary{background:var(--bg);color:var(--text);border-color:var(--border);box-shadow:var(--shadow-xs)}.btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--border-hover)}.btn-destructive{background:var(--destructive);color:var(--destructive-text);border-color:var(--destructive)}.btn-destructive:hover{opacity:.9}.btn-ghost{background:transparent;color:var(--text);border-color:transparent}.btn-ghost:hover{background:var(--bg-tertiary)}.btn-sm{height:32px;padding:0 10px;font-size:12px;border-radius:var(--radius-sm)}.btn-xs{height:26px;padding:0 8px;font-size:11px}.btn-icon{width:36px;padding:0}.btn-icon.btn-sm{width:32px}.text-destructive{color:var(--destructive)!important}input[type=text],textarea,select{height:36px;padding:0 12px;font-size:13px;font-family:var(--font);background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);transition:all var(--transition);width:100%;outline:none}input[type=text]:focus,textarea:focus,select:focus{border-color:var(--ring);box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ring)}input[type=text][readonly]{background:var(--bg-tertiary);color:var(--text-muted)}textarea{height:auto;padding:8px 12px;resize:vertical}label{font-size:12px;font-weight:500;display:block;margin-bottom:4px;color:var(--text-muted)}.input-group{display:flex;gap:4px}.input-group input{flex:1}.app-container{display:flex;flex-direction:column;height:100vh;overflow:hidden}.app-header{display:flex;align-items:center;justify-content:space-between;height:48px;min-height:48px;padding:0 12px;border-bottom:1px solid var(--border);background:var(--bg);z-index:100}.header-left{display:flex;align-items:center;gap:16px}.header-right,.header-controls{display:flex;align-items:center;gap:8px}.header-separator{width:1px;height:20px;background:var(--border)}.app-header .logo{font-size:14px;font-weight:700;letter-spacing:-.04em;color:var(--text)}.mode-tabs{display:flex;background:var(--bg-tertiary);border-radius:var(--radius-sm);padding:2px;gap:2px}.mode-tab{padding:4px 12px;font-size:12px;font-weight:500;font-family:var(--font);border:none;border-radius:calc(var(--radius-sm) - 2px);background:transparent;color:var(--text-muted);cursor:pointer;transition:all var(--transition);white-space:nowrap}.mode-tab:hover{color:var(--text)}.mode-tab.active{background:var(--bg);color:var(--text);box-shadow:var(--shadow-sm)}.assignee-toggle{display:flex;background:var(--bg-tertiary);border-radius:var(--radius-sm);padding:2px;gap:2px}.assignee-btn{flex:1;padding:4px 8px;font-size:12px;font-weight:500;font-family:var(--font);border:none;border-radius:calc(var(--radius-sm) - 2px);background:transparent;color:var(--text-muted);cursor:pointer;transition:all var(--transition)}.assignee-btn:hover{color:var(--text)}.assignee-btn.active{background:var(--bg);color:var(--text);box-shadow:var(--shadow-sm)}.app-body{display:flex;flex:1;overflow:hidden}.sidebar{width:260px;min-width:260px;border-right:1px solid var(--border);background:var(--bg);display:flex;flex-direction:column;overflow-y:auto}.sidebar-section{padding:16px;border-bottom:1px solid var(--border)}.sidebar-section:last-child{border-bottom:none}.sidebar-section-sticky{position:sticky;bottom:0;background:var(--bg);border-top:1px solid var(--border);border-bottom:none;margin-top:auto}.sidebar-section h3{margin-bottom:10px;color:var(--text-muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em}.canvas-area{flex:1;overflow:auto;background:var(--bg-muted);display:flex;flex-direction:column;align-items:center;padding:24px;position:relative;touch-action:pan-x pan-y}.page-container{position:relative;margin-bottom:16px;box-shadow:var(--shadow-md);background:#fff;border-radius:2px}.page-container canvas{display:block}.drop-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;max-width:480px;min-height:280px;padding:48px 32px;border:2px dashed var(--border);border-radius:var(--radius-lg);text-align:center;cursor:pointer;transition:all .2s;margin:auto}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent);background:var(--bg-tertiary)}.drop-zone .drop-icon{margin-bottom:16px;color:var(--text-subtle)}.drop-zone .drop-text{font-size:15px;font-weight:500;margin-bottom:4px}.drop-zone .drop-hint{font-size:13px;color:var(--text-muted)}.field-overlay{position:absolute;border:2px solid var(--blue);border-radius:3px;background:#3b82f60f;cursor:move;display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--text-muted);user-select:none;transition:border-color .1s,box-shadow .1s;min-width:50px;min-height:20px}.field-overlay:hover{border-color:var(--blue);box-shadow:0 0 0 1px var(--blue)}.field-overlay.selected{border-color:var(--blue);box-shadow:0 0 0 2px var(--blue)}.field-overlay.assignee-self{border-color:var(--blue);background:#3b82f60f}.field-overlay.assignee-self:hover,.field-overlay.assignee-self.selected{box-shadow:0 0 0 2px var(--blue)}.field-overlay.assignee-recipient{border-color:var(--warning);background:#f59e0b0f}.field-overlay.assignee-recipient:hover,.field-overlay.assignee-recipient.selected{box-shadow:0 0 0 2px var(--warning)}.field-overlay.field-signature{border-color:var(--warning);background:#f59e0b0f}.field-overlay.field-signature.selected{box-shadow:0 0 0 2px var(--warning)}.field-overlay .field-label{pointer-events:none;font-size:10px;text-transform:uppercase;letter-spacing:.04em;font-weight:600;opacity:.7}.field-overlay .field-delete{position:absolute;top:-8px;right:-8px;width:18px;height:18px;background:var(--destructive);color:#fff;border:2px solid var(--bg);border-radius:50%;font-size:10px;cursor:pointer;display:none;align-items:center;justify-content:center;line-height:1}.field-overlay:hover .field-delete,.field-overlay.selected .field-delete{display:flex}.field-overlay .resize-handle{position:absolute;bottom:-4px;right:-4px;width:10px;height:10px;background:var(--blue);border:2px solid var(--bg);border-radius:2px;cursor:nwse-resize;display:none}.field-overlay.assignee-recipient .resize-handle{background:var(--warning)}.field-overlay:hover .resize-handle,.field-overlay.selected .resize-handle{display:block}.field-overlay.readonly{opacity:.5;border-style:dashed}.field-overlay.readonly .field-label{opacity:.6}.field-toolbar{display:flex;gap:6px;flex-wrap:wrap}.field-toolbar .btn{flex:1;min-width:0}.divider-text{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-subtle);text-transform:lowercase}.divider-text:before,.divider-text:after{content:"";flex:1;height:1px;background:var(--border)}.status-bar{height:28px;padding:0 12px;display:flex;align-items:center;gap:12px;border-top:1px solid var(--border);background:var(--bg);font-size:11px;color:var(--text-muted)}.status-bar-left{display:flex;align-items:center;gap:4px}.status-dot{width:6px;height:6px;border-radius:50%;display:inline-block}.status-dot.connected{background:var(--success)}.status-dot.disconnected{background:var(--text-subtle)}.status-dot.waiting{background:var(--warning);animation:pulse 1.5s infinite}.lang-select{appearance:none;-webkit-appearance:none;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);padding:1px 6px;font-size:10px;font-weight:600;font-family:var(--font);color:var(--text-muted);cursor:pointer;letter-spacing:.05em;height:20px;outline:none;transition:border-color var(--transition)}.lang-select:hover{border-color:var(--border-hover)}.lang-select:focus-visible{border-color:var(--ring)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.waiting-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(360deg)}}.connection-status-card{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--bg-tertiary);border-radius:var(--radius-sm)}.status-indicator{width:8px;height:8px;border-radius:50%;background:var(--text-subtle);flex-shrink:0}.status-indicator.connected{background:var(--success)}.status-indicator.waiting{background:var(--warning);animation:pulse 1.5s infinite}.page-nav{display:flex;align-items:center;gap:2px}.page-info{font-size:12px;color:var(--text-muted);font-variant-numeric:tabular-nums;min-width:40px;text-align:center}.sig-pad-container{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#fff}.sig-pad-container canvas{display:block;width:100%;cursor:crosshair}.sig-list{display:flex;flex-direction:column;gap:6px}.sig-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);cursor:pointer;transition:all var(--transition)}.sig-item:hover{border-color:var(--border-hover);background:var(--bg-tertiary)}.sig-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.sig-item img{height:28px;max-width:80px;object-fit:contain}.sig-item .sig-name{flex:1;font-size:12px;font-weight:500}.sig-item .sig-actions{display:flex;gap:2px}.modal-backdrop{position:fixed;inset:0;background:#0006;backdrop-filter:blur(4px);z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s}.modal-backdrop.open{opacity:1;pointer-events:auto}.modal{background:var(--bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:24px;width:90%;max-width:480px;max-height:85vh;overflow-y:auto;transform:scale(.95) translateY(8px);transition:transform .2s}.modal-backdrop.open .modal{transform:scale(1) translateY(0)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.modal-header h2{margin:0}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}.toast-container{position:fixed;bottom:40px;right:16px;z-index:300;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{padding:10px 16px;background:var(--accent);color:var(--accent-text);border-radius:var(--radius-sm);font-size:13px;font-weight:500;box-shadow:var(--shadow-lg);pointer-events:auto;animation:toast-in .3s ease;max-width:360px}.toast.error{background:var(--destructive)}.toast.success{background:#16a34a}@keyframes toast-in{0%{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}.connection-panel{padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-tertiary)}.connection-panel .peer-id{font-family:var(--font-mono);font-size:11px;padding:4px 8px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);word-break:break-all;margin:6px 0}.sign-field-input{position:absolute;background:#fffffff2;border:2px solid var(--blue);border-radius:3px;padding:2px 6px;font-size:13px;font-family:var(--font);outline:none;transition:border-color var(--transition)}.sign-field-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #3b82f633}.sign-field-input.field-signature{border-color:var(--warning);cursor:pointer;display:flex;align-items:center;justify-content:center;background:#f59e0b0f}.sign-field-input.field-signature:hover{background:#f59e0b1f}.sign-field-input.field-signature img{max-width:100%;max-height:100%;object-fit:contain}.sign-field-input.field-signature .placeholder-text{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-weight:500}.zoom-controls{display:flex;align-items:center;gap:2px}.zoom-controls span{font-size:12px;color:var(--text-muted);min-width:42px;text-align:center;font-variant-numeric:tabular-nums}.field-list-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition);font-size:12px}.field-list-item:hover,.field-list-item.selected{background:var(--bg-tertiary)}.field-list-item .field-icon{color:var(--text-muted);flex-shrink:0}.field-list-item .field-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.field-list-item .field-assignee-badge{font-size:10px;padding:1px 6px;border-radius:9999px;font-weight:500}.field-assignee-badge.self{background:#3b82f61a;color:var(--blue)}.field-assignee-badge.recipient{background:#f59e0b1a;color:var(--warning)}.field-list-item .field-status{color:var(--text-subtle);flex-shrink:0}.field-list-item .field-status.filled{color:var(--success)}.field-input-row{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field-input-row:last-child{margin-bottom:0}input[type=checkbox]{appearance:none;-webkit-appearance:none;width:18px;height:18px;border:1px solid var(--border);border-radius:4px;background:var(--bg);cursor:pointer;transition:all var(--transition);display:flex;align-items:center;justify-content:center;flex-shrink:0}input[type=checkbox]:checked{background:var(--accent);border-color:var(--accent)}input[type=checkbox]:checked:after{content:"✓";color:var(--accent-text);font-size:12px;font-weight:700}input[type=checkbox]:focus-visible{outline:none;box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ring)}.hidden{display:none!important}.flex-1{flex:1}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:4px}.gap-2{gap:8px}.gap-3{gap:12px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-xs{font-size:11px}.text-sm{font-size:13px}.font-mono{font-family:var(--font-mono)}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}