.top { background: #1d1d1b; color: #fff; padding: 10px 16px; display: flex; gap: 12px; align-items: center; position: sticky; top: 0; z-index: 40; flex-wrap: wrap; }
.top .logo { color: #fff; text-decoration: none; font-weight: 700; }
.top select { width: auto; background: #2d2d2a; color: #fff; border-color: #444; padding: 5px 8px; }
.top nav { display: flex; gap: 6px; align-items: center; }
.top nav .btn.primary { background: #fff; color: var(--ink); border-color: #fff; }
main { padding: 16px; max-width: 1280px; margin: 0 auto; }
.login { max-width: 420px; margin: 60px auto; text-align: center; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.filters button.on { background: var(--ink); color: #fff; border-color: var(--ink); }
table.list { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
table.list th, table.list td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: top; }
table.list th { font-size: 12px; color: var(--muted); font-weight: 600; background: #fafaf7; }
table.list tr.click { cursor: pointer; } table.list tr.click:hover td { background: #fafaf7; }
@media (max-width: 700px) { table.list .hide-sm { display: none; } }

.editor { display: grid; grid-template-columns: 340px 1fr; gap: 16px; align-items: start; }
.editor aside { position: sticky; top: 64px; max-height: calc(100vh - 80px); overflow: auto; }
@media (max-width: 900px) { .editor { grid-template-columns: 1fr; } .editor aside { position: static; max-height: none; } }
.signer-row { display: grid; grid-template-columns: 26px 1fr; gap: 6px; padding: 8px; border: 1px solid var(--line); border-radius: 6px; margin-bottom: 6px; }
.signer-row .dot { width: 14px; height: 14px; border-radius: 50%; margin-top: 10px; }
.signer-row input { padding: 6px 8px; font-size: 14px; }
.tools { display: flex; flex-wrap: wrap; gap: 6px; }
.tools button.on { background: var(--ink); color: #fff; }
.placing .layer { cursor: crosshair; }
.fld { position: absolute; border: 1.5px solid; border-radius: 3px; font-size: 11px; display: flex; align-items: center; padding: 0 3px; overflow: hidden; cursor: move; user-select: none; touch-action: none; white-space: nowrap; }
.fld.sel { box-shadow: 0 0 0 2px #1d6fd1; }
.fld .x { position: absolute; top: -1px; right: 1px; cursor: pointer; font-weight: 700; }
.fld .rs { position: absolute; right: 0; bottom: 0; width: 10px; height: 10px; cursor: nwse-resize; background: currentColor; opacity: .6; }
.docbar { display: flex; align-items: center; gap: 8px; margin: 14px 0 6px; font-weight: 600; }
.timeline { list-style: none; padding: 0; margin: 0; font-size: 13px; }
.timeline li { padding: 6px 0; border-bottom: 1px solid var(--line); display: flex; gap: 10px; }
.timeline time { color: var(--muted); white-space: nowrap; min-width: 130px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 4px 12px; font-size: 14px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; word-break: break-all; }
.problems { background: #fff6e5; border: 1px solid #f0d9a8; border-radius: 6px; padding: 8px 12px; font-size: 13px; }
.problems li { margin: 2px 0; }