.signature-layout{grid-template-columns:minmax(0,1fr);gap:.75rem;min-width:0;display:grid}.signature-layout.hidden{display:none}.signature-preview-column{display:contents}.signature-filmstrip,.signature-settings{border:1px solid color-mix(in srgb,var(--color-text) 10%,transparent);background:color-mix(in srgb,var(--color-bg-subtle) 72%,transparent);border-radius:.75rem;min-width:0}.signature-filmstrip{flex-direction:column;order:1;padding:.5rem;display:flex}.signature-filmstrip-header{justify-content:space-between;align-items:center;display:flex}.signature-filmstrip-title{text-transform:uppercase;letter-spacing:.04em;color:color-mix(in srgb,var(--color-text) 55%,transparent);font-size:.75rem;font-weight:600}.signature-filmstrip-track{gap:.5rem;padding-top:.5rem;display:flex;overflow-x:auto}.signature-filmstrip-item{background:var(--color-bg);border:2px solid #0000;border-radius:.55rem;flex:none;width:92px;padding:4px;transition:border-color .15s,opacity .15s;position:relative}.signature-filmstrip-item.active{border-color:var(--color-primary)}.signature-filmstrip-item.deleted{opacity:.55}.signature-filmstrip-thumb{background:color-mix(in srgb,var(--color-text) 5%,var(--color-bg));border-radius:.35rem;width:100%;height:112px;display:block;position:relative;overflow:hidden}.signature-filmstrip-thumb img{object-fit:contain;width:100%;height:100%}.signature-filmstrip-thumb img:not([src]){visibility:hidden}.signature-thumb-number{background:color-mix(in srgb,var(--color-bg) 88%,transparent);font-family:var(--font-mono);border-radius:999px;padding:1px 5px;font-size:9px;position:absolute;top:4px;right:4px}.signature-filmstrip-item .tile-actions{opacity:1;bottom:7px;right:7px}.signature-restore-btn{z-index:3;background:var(--color-bg);color:var(--color-primary);border-radius:.45rem;padding:.3rem .5rem;font-size:.65rem;font-weight:600;position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);box-shadow:0 2px 10px #0000001f}.signature-preview-panel{order:2;min-width:0}.signature-preview-stage{position:relative}.signature-preview-scroll{overscroll-behavior:contain;border:1px solid color-mix(in srgb,var(--color-text) 10%,transparent);background:color-mix(in srgb,var(--color-text) 5%,var(--color-bg-subtle));border-radius:.75rem;height:min(67dvh,760px);min-height:30rem;position:relative;overflow:auto}.signature-document-stack{flex-direction:column;align-items:center;gap:1.5rem;min-width:max-content;padding:1.5rem 2rem 6rem;display:flex}.signature-page-wrap{flex-direction:column;align-items:center;gap:.45rem;display:flex}.signature-page-label{font-family:var(--font-mono);color:color-mix(in srgb,var(--color-text) 50%,transparent);font-size:.68rem}.signature-page-shell{background:#fff;flex:none;width:612px;max-width:none;position:relative;overflow:hidden;box-shadow:0 8px 28px #0f172a24}.signature-page-wrap.active .signature-page-shell{box-shadow:0 0 0 3px color-mix(in srgb,var(--color-primary) 42%,transparent),0 10px 32px #0f172a2e}.signature-page-image{object-fit:fill;user-select:none;width:100%;height:100%;display:block}.signature-page-image:not([src]){visibility:hidden}.signature-page-loading{color:#6b7280;background:linear-gradient(100deg,#f7f7f7 20%,#ececec 40%,#f7f7f7 60%) 0 0/200% 100%;justify-content:center;align-items:center;font-size:.75rem;animation:1.2s ease-in-out infinite signature-loading;display:flex;position:absolute;inset:0}.signature-page-loading.hidden{display:none}@keyframes signature-loading{to{background-position:-200% 0}}.signature-preview-image,.signature-preview-date{z-index:3;cursor:grab;user-select:none;touch-action:none;position:absolute;transform:translate(-50%,-50%)}.signature-preview-image:active,.signature-preview-date:active{cursor:grabbing}.signature-preview-date{z-index:4;white-space:nowrap;border:1px solid color-mix(in srgb,var(--color-primary) 40%,transparent);color:#475569;background:#ffffffd1;border-radius:.2rem;padding:1px 3px;font-family:sans-serif;line-height:1.1}.signature-resize-handle{z-index:5;background:var(--color-primary);cursor:nwse-resize;touch-action:none;border:2px solid #fff;border-radius:999px;width:17px;height:17px;position:absolute;transform:translate(-50%,-50%);box-shadow:0 1px 4px #0f172a47}.signature-view-toolbar{z-index:60;border:1px solid color-mix(in srgb,var(--color-text) 15%,transparent);background:color-mix(in srgb,var(--color-bg) 94%,transparent);backdrop-filter:blur(10px);border-radius:.75rem;align-items:center;gap:.3rem;width:max-content;max-width:calc(100% - 1rem);padding:.4rem;display:flex;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #0f172a29}.signature-toolbar-btn{width:34px;height:34px;color:color-mix(in srgb,var(--color-text) 70%,transparent);border-radius:.55rem;justify-content:center;align-items:center;display:flex}.signature-toolbar-btn:hover:not(:disabled){background:var(--color-bg-subtle);color:var(--color-text)}.signature-toolbar-btn:disabled{cursor:not-allowed;opacity:.3}.signature-toolbar-btn svg{width:18px;height:18px}.signature-page-control{font-family:var(--font-mono);align-items:center;gap:.35rem;padding:0 .35rem;font-size:.78rem;display:flex}.signature-page-control input{border:0;border-bottom:1px solid color-mix(in srgb,var(--color-text) 18%,transparent);text-align:center;background:0 0;outline:none;width:42px;padding:.2rem}.signature-toolbar-divider{background:color-mix(in srgb,var(--color-text) 15%,transparent);width:1px;height:26px}.signature-zoom-label{min-width:52px;font-family:var(--font-mono);border-radius:.45rem;padding:.35rem .25rem;font-size:.75rem}.signature-zoom-label:hover{background:var(--color-bg-subtle)}.signature-settings{flex-direction:column;order:3;display:flex;overflow:hidden}.signature-layout.filmstrip-collapsed .signature-filmstrip-track,.signature-layout.filmstrip-collapsed .signature-filmstrip-header>div{display:none}.signature-layout.filmstrip-collapsed .signature-filmstrip-header{justify-content:center}.signature-layout.filmstrip-collapsed #filmstrip-toggle-icon{transform:rotate(180deg)}@media (width>=900px){.signature-layout{grid-template-columns:124px minmax(0,1fr) 290px;align-items:start;transition:grid-template-columns .18s}.signature-layout.filmstrip-collapsed{grid-template-columns:42px minmax(0,1fr) 290px}.signature-filmstrip{height:min(67dvh,760px);position:sticky;top:0;overflow:hidden}.signature-filmstrip-track{flex-direction:column;align-items:center;height:calc(100% - 42px);overflow:hidden auto}.signature-settings{max-height:min(67dvh,760px);position:sticky;top:0}}@media (width<=899px){.signature-preview-scroll{height:48dvh;min-height:22rem}.signature-document-stack{padding-inline:.75rem}.signature-page-shell{width:520px}}@media (pointer:coarse){.signature-resize-handle{width:22px;height:22px}.signature-toolbar-btn{width:38px;height:38px}}