:root { --fa-loop: #5b5fc7; }
:root[data-theme=dark] { --fa-loop: #a9acf2; }
.fa-page .fa-bar { margin-bottom: 10px; }
.fa-scope { width: auto; max-width: 340px; }
.fa-top { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.fa-tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.fa-tab { border: 1px solid transparent; border-bottom: none; background: none; color: var(--text-2); padding: 7px 14px; border-radius: 6px 6px 0 0; font-size: 13px; cursor: pointer; margin-bottom: -1px; }
.fa-tab:hover { color: var(--text); background: var(--panel-2); }
.fa-tab.active { background: var(--panel); border-color: var(--line); color: var(--accent); font-weight: 600; }
.fa-body { display: flex; flex-direction: column; gap: 14px; }
.fa-card { overflow: hidden; }
.fa-card .card-head { flex-wrap: wrap; }
.fa-card .card-head .grow { flex: 1; }
.fa-actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0; }
.fa-title { width: auto; min-width: 280px; flex: 0 1 460px; font-weight: 600; padding: 4px 8px; }
.fa-table-wrap { overflow-x: auto; }
.fa-table td:nth-child(3) { min-width: 240px; }
.fa-warn { color: var(--warn); }
.fa-okmsg { color: var(--ok); margin: 0; }
.fa-new { color: var(--ok); font-weight: 600; }
.fa-existing { display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; padding: 6px 10px; margin: 0 0 8px; border: 1px solid var(--line); border-inline-start: 3px solid var(--warn); border-radius: 4px; background: var(--panel-2); font-size: 12.5px; }
.fa-rename { display: flex; gap: 4px; align-items: center; margin-top: 2px; color: var(--text-2); }
.fa-list { margin: 0; padding-inline-start: 18px; }
.fa-list li { margin: 3px 0; }
.fa-cov { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 14px; }

.fa-preview .fa-prow, .fa-dsl-box .fa-prow { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.fa-prow .field { flex: 1 1 200px; margin: 0; }
.fa-pbtns { display: flex; gap: 6px; margin-inline-start: auto; padding-bottom: 2px; }
.fa-ptable-wrap { max-height: 52vh; overflow: auto; margin: 10px 0 6px; border: 1px solid var(--line); border-radius: 4px; }
.fa-ptable td { vertical-align: middle; }
.fa-ptable td .input.small { padding: 3px 6px; font-size: 12px; }
.fa-ptable td:nth-child(3) { min-width: 180px; }
.fa-ptable td:nth-child(4) { min-width: 150px; }
.fa-rowbtns { white-space: nowrap; }
.fa-rowbtns .btn { padding: 2px 6px; }
.fa-pinfo { display: flex; flex-direction: column; gap: 2px; }
.fa-findings { padding: 6px 10px; margin: 0 0 8px; border: 1px solid var(--line); border-inline-start: 3px solid var(--warn); border-radius: 4px; background: var(--panel-2); font-size: 12.5px; max-height: 22vh; overflow: auto; }
.fa-findings-head { font-weight: 600; margin-bottom: 2px; }
.fa-findings ul { margin: 0; padding-inline-start: 18px; }
.fa-findings li { margin: 2px 0; }
.fa-kind { font-weight: 600; }
.fa-mark { display: inline-block; padding: 0 6px; border-radius: 3px; border: 1px solid var(--line); white-space: nowrap; }
.fa-mark-keep { color: var(--text-2); }
.fa-mark-changed { color: var(--warn); border-color: var(--warn); }
.fa-mark-new { color: var(--ok); border-color: var(--ok); font-weight: 600; }
.fa-mark-suggested { color: var(--accent); border-color: var(--accent); }
.fa-rv-sep td { background: var(--panel-2); font-weight: 600; font-size: 12px; }

.fa-flowbar { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.fa-flowbar .sep { width: 1px; height: 20px; background: var(--line); }
.fa-flow { padding: 10px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 6px; overflow-x: auto; min-height: 60px; }
.fa-seq { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.fa-arrow { color: var(--muted); font-size: 14px; }
.fa-chip { background: var(--chip-bg); border: 1px solid var(--chip-line); color: var(--chip-text); border-radius: 6px; padding: 5px 9px; font-size: 12.5px; cursor: grab; user-select: none; white-space: nowrap; }
.fa-chip b { color: var(--text); }
.fa-chip:hover { border-color: var(--line-strong); }
.fa-chip.sel, .fa-grp.sel > .fa-ghead { outline: 2px solid var(--accent); outline-offset: 1px; background: var(--accent-2); }
.fa-grp { border: 1.5px solid var(--line-strong); border-radius: 8px; padding: 0 8px 8px; background: var(--panel); display: flex; flex-direction: column; gap: 6px; }
.fa-grp.fa-and { border-color: var(--ok); }
.fa-grp.fa-or { border-color: var(--warn); }
.fa-grp.fa-loop { border-color: var(--fa-loop); border-style: dashed; }
.fa-ghead { display: flex; align-items: center; gap: 6px; padding: 5px 4px 3px; cursor: pointer; border-radius: 6px 6px 0 0; flex-wrap: wrap; }
.fa-ghead .input.small { width: auto; padding: 2px 6px; font-size: 12px; }
.fa-ghead .input.small[data-ctl="fa-loop-return"] { width: 140px; }
.fa-gname { font-weight: 700; font-size: 11px; letter-spacing: .05em; color: var(--text-2); }
.fa-and > .fa-ghead .fa-gname { color: var(--ok); }
.fa-or > .fa-ghead .fa-gname { color: var(--warn); }
.fa-loop > .fa-ghead .fa-gname { color: var(--fa-loop); }
.fa-branch { display: flex; align-items: center; gap: 4px; padding: 4px 6px; border-inline-start: 3px solid var(--line); background: var(--panel-2); border-start-start-radius: 0; border-start-end-radius: 4px; border-end-end-radius: 4px; border-end-start-radius: 0; }
.fa-drop-end { min-width: 14px; min-height: 24px; border-radius: 4px; font-size: 11px; color: var(--muted); display: flex; align-items: center; padding: 0 4px; }
.fa-dropping { box-shadow: inset 0 0 0 2px var(--accent); background: var(--accent-2); }
.fa-ffbd-host { height: 440px; display: flex; position: relative; }
.ffbd-endin { width: 170px; }

.fa-dsl { font-family: var(--mono); font-size: 12.5px; }
.fa-dsl-msg { min-height: 18px; margin: 4px 0; }
.fa-dsl-preview { height: 300px; display: flex; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; margin-top: 6px; }
.fa-rationale { background: var(--accent-2); border-radius: 4px; padding: 8px 10px; }

.ffbd-tools { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.ffbd-tools .input.small { width: auto; }
.ffbd-tools .ffbd-endin { width: 170px; }
.ffbd-canvas text { user-select: none; }
.ffbd-canvas .ffbd-block:hover rect { stroke: var(--dg-sel); }
.ffbd-canvas .ffbd-gate:hover circle { stroke: var(--dg-sel); }
.fa-side { display: flex; flex-direction: column; }
.fa-side-body { padding: 12px; }
.fa-ptable td select.input.small { width: auto; max-width: 170px; }
.fa-ptable td:nth-child(6) { white-space: nowrap; }
.fa-flow .fa-chip:focus-visible, .fa-flow .fa-gname:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.fa-edit td { vertical-align: top; }
.fa-edit td .input.small { padding: 3px 6px; font-size: 12.5px; width: 100%; height: 28px; box-sizing: border-box; }
.fa-edit .fa-cell-text { min-height: 28px; display: flex; align-items: center; gap: 4px; }
.fa-edit td.num { width: 1%; }
.fa-edit td .input.small.fa-num { width: 80px; }
.fa-edit td:nth-child(2) { min-width: 240px; }
.fa-edit td:nth-child(3) { min-width: 180px; }
.fa-edit tbody tr.sel td { background: var(--sel-bg); }
.fa-edit tbody tr.sel td:first-child { box-shadow: inset 3px 0 0 var(--sel-edge); }
.fa-edit-hint { margin: 6px 10px; }
.ffbd-canvas .ffbd-dot { fill: var(--surface, #fff); stroke: var(--dg-sel); stroke-width: 1.5; opacity: 0; cursor: crosshair; transition: opacity .12s; }
.ffbd-canvas .ffbd-block:hover .ffbd-dot, .ffbd-canvas .ffbd-gate:hover .ffbd-dot, .ffbd-canvas .sel .ffbd-dot, .ffbd-canvas .ffbd-dot:focus { opacity: 1; }
.ffbd-canvas .ffbd-block.drop-target rect, .ffbd-canvas .ffbd-block.ffbd-ok rect { stroke: var(--dg-ok-strong, #2f8a4a); stroke-width: 3; fill: var(--dg-ok-bg, #e5f4ea); }
.ffbd-canvas .ffbd-gate.drop-target circle { stroke: var(--dg-ok-strong, #2f8a4a); stroke-width: 3; }
.ffbd-canvas .ffbd-drop-bar { stroke: var(--dg-ok-strong, #2f8a4a); stroke-width: 4; stroke-linecap: round; pointer-events: none; }
.ffbd-canvas .ffbd-drop-pt { fill: var(--dg-ok-strong, #2f8a4a); pointer-events: none; }
.ffbd-canvas .ffbd-rubber { stroke: var(--dg-sel); stroke-width: 2; stroke-dasharray: 5 4; fill: none; pointer-events: none; }
.ffbd-canvas.ffbd-no, .ffbd-canvas.ffbd-no * { cursor: not-allowed !important; }
.ffbd-canvas.ffbd-dragging .ffbd-hit { pointer-events: none; }
.ffbd-canvas .ffbd-line:hover + path, .ffbd-canvas .ffbd-line:hover .ffbd-hit { stroke: rgba(31, 111, 209, .18); }
.ffbd-canvas .ffbd-line.sel .ffbd-hit { stroke: rgba(31, 111, 209, .25); }
.ffbd-out { margin: 6px 0 2px; }
.ffbd-out .pal-item { margin-top: 2px; }

.fa-summary { margin: 0 0 10px; }
.fa-edit .fa-ro { display: inline-flex; align-items: center; min-height: 24px; }
.fa-edit td .reg-cell { white-space: normal; }
.fa-edit td.num .reg-cell { white-space: nowrap; }
.fa-ptable td:nth-child(6) { white-space: normal; min-width: 120px; }
.fa-ptable td.fa-rowbtns { position: sticky; inset-inline-end: 0; background: var(--surface); box-shadow: -1px 0 0 var(--line); }
.fa-chip.fa-drop-before { box-shadow: inset 3px 0 0 var(--accent), -3px 0 0 var(--accent); }
.fa-chip.fa-drop-after { box-shadow: inset -3px 0 0 var(--accent), 3px 0 0 var(--accent); }
.fa-ghead.fa-drop-before { box-shadow: inset 3px 0 0 var(--accent); background: var(--accent-2); }
.fa-brname.input.small { width: 84px; flex: none; padding: 2px 6px; font-size: 12px; font-style: italic; }
.ffbd-canvas .ffbd-gate.ffbd-ok circle { stroke: var(--dg-ok-strong, #2f8a4a); stroke-width: 3; fill: var(--dg-ok-bg, #e5f4ea); }
.ffbd-hint { position: fixed; z-index: 1000; pointer-events: none; max-width: 340px; padding: 4px 8px; border-radius: 6px; font-size: 12px; background: var(--panel); color: var(--text); border: 1px solid var(--dg-ok-strong, #2f8a4a); box-shadow: 0 2px 8px rgba(0, 0, 0, .15); }
.ffbd-hint.bad { border-color: var(--danger, #c0392b); }