:root {
  --bg: #f3f4f7; --panel: #fff; --card: #fff; --text: #1b1d23; --muted: #6b7280; --line: #e3e6ec; --line-strong: #cfd4dd;
  --accent: #2f6fed; --accent-soft: #e8effd; --accent-ink: #1f4fb8; --ok: #15803d; --ok-soft: #e7f6ec; --warn: #b45309; --err: #c62828; --err-soft: #fdecec;
  --mono: ui-monospace, Menlo, Consolas, monospace; --r: 10px; --gap: 12px; --side: 250px; --panel-w: 380px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121419; --panel: #1a1d24; --card: #1e222a; --text: #e8eaf0; --muted: #98a1b3; --line: #2a2f3a; --line-strong: #3a4150;
    --accent: #6b9cff; --accent-soft: #1f2b45; --accent-ink: #9dbcff; --ok: #4ade80; --ok-soft: #14301f; --err: #f87171; --err-soft: #3a1c1c; }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
#app { display: flex; flex-direction: column; min-height: 100%; }
small { font-size: 12.5px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.warn { color: var(--warn); font-size: 13px; }

/* шапка */
.bar { display: flex; align-items: center; gap: var(--gap); padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; }
.brand { font-size: 16px; }
.search { flex: 1; max-width: 420px; }
.count { margin-left: auto; white-space: nowrap; }

/* раскладка */
.layout { flex: 1; display: grid; grid-template-columns: var(--side) minmax(0, 1fr) var(--panel-w); gap: var(--gap); padding: var(--gap) 16px 32px; align-items: start; }
.side { position: sticky; top: 58px; max-height: calc(100vh - 70px); overflow: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 6px; }
.side-pick { display: none; width: 100%; }
.side h4 { margin: 10px 8px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.side-item { display: block; width: 100%; text-align: left; padding: 6px 10px; border: 0; background: none; color: var(--text); border-radius: 7px; cursor: pointer; font: inherit; font-size: 14px; }
.side-item:hover { background: var(--bg); }
.side-item.is-on { background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; }
.stage { min-width: 0; display: flex; justify-content: center; }
.card { width: 100%; max-width: 680px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px 32px; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.panel { position: sticky; top: 58px; max-height: calc(100vh - 70px); display: flex; flex-direction: column; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); min-width: 0; }
.tabs { display: flex; border-bottom: 1px solid var(--line); padding: 0 6px; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; color: var(--muted); padding: 10px 12px; font: inherit; font-weight: 600; cursor: pointer; border-radius: 0; }
.tabs button.is-on { color: var(--text); border-bottom-color: var(--accent); }
.badge { display: inline-block; margin-left: 6px; padding: 0 6px; min-width: 18px; border-radius: 9px; background: var(--accent); color: #fff; font-size: 11px; line-height: 18px; text-align: center; }
.tab-body { padding: 12px; overflow: auto; }

@media (max-width: 1180px) { :root { --panel-w: 320px; } .card { padding: 22px; } }
@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; padding: var(--gap); }
  .side, .panel { position: static; max-height: none; }
  .side-pick { display: block; }
  .side-list { display: none; }
  .search { max-width: none; }
  .count { display: none; }
}
@media (max-width: 520px) { .card { padding: 18px 16px; } }

/* форма */
.form { display: flex; flex-direction: column; gap: 14px; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.fields > * { grid-column: 1 / -1; }
.fields > .is-short { grid-column: span 1; }
@media (max-width: 520px) { .fields > .is-short { grid-column: 1 / -1; } }
.f-heading { grid-column: 1 / -1; margin: 0 0 2px; font-size: 24px; line-height: 1.2; letter-spacing: -.01em; }
.f-sub { margin: 10px 0 -4px; font-size: 15px; font-weight: 700; color: var(--text); padding-top: 10px; border-top: 1px solid var(--line); }
.f-info { margin: -4px 0 0; color: var(--muted); font-size: 14px; }
.f-row { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.f-label { font-size: 13.5px; font-weight: 600; color: var(--text); }
.req { color: var(--err); margin-left: 2px; font-weight: 700; }
.f-hint { display: block; color: var(--muted); font-weight: 400; font-size: 12.5px; }
.f-error { font-style: normal; color: var(--err); font-size: 12.5px; }
.is-error input, .is-error select, .is-error textarea { border-color: var(--err); }
input[type=text], input[type=email], input[type=tel], input[type=password], input[type=url], input[type=number], input[type=date], input[type=time],
input[type=datetime-local], input[type=search], input[type=file], textarea, select {
  font: inherit; padding: 9px 11px; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--panel); color: var(--text); width: 100%; min-width: 0; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
textarea { resize: vertical; }
input[type=checkbox], input[type=radio] { width: 18px; height: 18px; accent-color: var(--accent); flex: none; margin: 0; }
.f-check { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: 8px; cursor: pointer; flex-wrap: wrap; }
.f-check input { margin-top: 2px; }
.f-check > span { flex: 1; }
.f-check:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.f-check.is-error { border-color: var(--err); }
.f-check .f-error { flex-basis: 100%; }
.f-choices { display: flex; flex-wrap: wrap; gap: 8px; }
.f-choice { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border: 1px solid var(--line-strong); border-radius: 999px; cursor: pointer; font-size: 14px; user-select: none; }
.f-choice input { width: 16px; height: 16px; }
.f-choice.is-on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-ink); }
.f-stars { display: flex; align-items: center; gap: 2px; }
.f-stars button { background: none; border: 0; font-size: 28px; line-height: 1; padding: 0 2px; color: var(--line-strong); cursor: pointer; }
.f-stars button.is-on { color: #f5a623; }
.f-stars-val { margin-left: 8px; font-size: 13px; color: var(--muted); }
.f-scale-btns { display: flex; gap: 6px; flex-wrap: wrap; }
.f-scale-btns button { min-width: 38px; height: 38px; padding: 0; border: 1px solid var(--line-strong); background: var(--panel); color: var(--text); border-radius: 8px; font: inherit; cursor: pointer; }
.f-scale-btns button.is-on { background: var(--accent); border-color: var(--accent); color: #fff; }
.f-scale-ends { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); margin-top: 4px; }
.f-range { display: flex; align-items: center; gap: 12px; }
.f-range input { flex: 1; accent-color: var(--accent); }
.f-range output { min-width: 80px; text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.f-calc { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 10px 14px; background: var(--accent-soft); border-radius: 8px; }
.f-calc-label { color: var(--accent-ink); font-weight: 600; font-size: 14px; }
.f-calc-value { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--accent-ink); }
.f-calc-value small, .f-bar b small, .f-range output small { font-weight: 500; font-size: 13px; margin-left: 3px; }
.sent > button { align-self: flex-start; }
.f-bar { display: flex; flex-direction: column; gap: 6px; }
.f-bar-head { display: flex; justify-content: space-between; font-size: 13.5px; font-weight: 600; }
.f-bar-track { height: 10px; background: var(--line); border-radius: 5px; overflow: hidden; }
.f-bar-fill { height: 100%; background: var(--accent); border-radius: 5px; transition: width .15s; }
.form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding-top: 6px; }
button { font: inherit; font-weight: 600; padding: 9px 16px; border: 1px solid var(--accent); border-radius: 8px; background: var(--accent); color: #fff; cursor: pointer; }
button.ghost { background: transparent; color: var(--accent-ink); }
button.ghost.danger { color: var(--err); border-color: var(--err); }
.row-actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }

/* сводка после отправки */
.sent-head { display: flex; gap: 12px; align-items: center; }
.sent-head small { display: block; color: var(--muted); }
.sent-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--ok-soft); color: var(--ok); display: grid; place-items: center; font-weight: 700; font-size: 18px; }
.summary { display: grid; grid-template-columns: minmax(120px, 1fr) 2fr; gap: 6px 16px; margin: 6px 0; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.summary dt { color: var(--muted); font-size: 13.5px; }
.summary dd { margin: 0; word-break: break-word; }
.summary dd.big { font-weight: 700; color: var(--accent-ink); }

/* панель */
textarea.dsl { width: 100%; min-height: 340px; font: 13px/1.55 var(--mono); padding: 10px; background: var(--bg); }
.errors { margin: 8px 0 0; padding-left: 18px; color: var(--err); font-size: 13px; }
.help { margin-top: 10px; color: var(--muted); font-size: 12.5px; }
.help pre { font: 12px/1.5 var(--mono); white-space: pre-wrap; margin: 6px 0 0; }
.json { margin: 0; font: 13px/1.5 var(--mono); white-space: pre-wrap; word-break: break-word; }

/* отчёт */
.report h4 { margin: 16px 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.tile { padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; display: flex; flex-direction: column; gap: 2px; }
.tile.hero { background: var(--accent-soft); border-color: transparent; }
.tile b { font-size: 22px; font-variant-numeric: tabular-nums; line-height: 1.2; }
.tile .unit { font-size: 13px; font-weight: 500; color: var(--muted); }
.dist-row { display: grid; grid-template-columns: minmax(80px, 1fr) 2fr 32px; gap: 8px; align-items: center; font-size: 13px; margin: 4px 0; }
.dist-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dist-track { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; }
.dist-fill { display: block; height: 100%; background: var(--accent); border-radius: 4px; }
.dist-n { text-align: right; font-variant-numeric: tabular-nums; }
.log { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.log summary { cursor: pointer; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.log time { color: var(--muted); margin-right: 6px; font-variant-numeric: tabular-nums; }
.log pre { font: 12px/1.5 var(--mono); white-space: pre-wrap; margin: 4px 0 8px; padding: 8px; background: var(--bg); border-radius: 6px; }

/* шаги */
.steps { list-style: none; margin: 4px 0 2px; padding: 0 0 10px; display: flex; gap: 4px; position: relative; overflow-x: auto; }
.steps::after { content: ''; position: absolute; left: 0; bottom: 0; height: 3px; width: var(--progress, 0%); background: var(--accent); border-radius: 2px; transition: width .2s; }
.steps::before { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--line); border-radius: 2px; }
.steps li { flex: 1; min-width: 0; }
.steps button { width: 100%; background: none; border: 0; padding: 4px 6px; color: var(--muted); display: flex; align-items: center; gap: 8px; font-weight: 500; border-radius: 6px; cursor: default; }
.steps .is-done button { cursor: pointer; color: var(--text); }
.steps .is-done button:hover { background: var(--bg); }
.steps .is-on button { color: var(--accent-ink); font-weight: 700; }
.steps .n { flex: none; width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--line-strong); display: grid; place-items: center; font-size: 12px; }
.steps .is-on .n { border-color: var(--accent); background: var(--accent); color: #fff; }
.steps .is-done .n { border-color: var(--accent); color: var(--accent-ink); }
.steps .t { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13.5px; }
.step-count { margin-left: auto; }

/* таблицы */
.f-table { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.f-table-scroll { overflow-x: auto; border: 1px solid var(--line-strong); border-radius: 8px; }
.f-table.is-error .f-table-scroll { border-color: var(--err); }
.f-table table { width: 100%; border-collapse: collapse; font-size: 14px; }
.f-table th { text-align: left; font-size: 12.5px; color: var(--muted); font-weight: 600; padding: 8px 8px 6px; border-bottom: 1px solid var(--line); white-space: nowrap; background: var(--bg); }
.f-table th.num, .f-table td.num { text-align: right; }
.f-table td { padding: 4px; border-bottom: 1px solid var(--line); vertical-align: middle; min-width: 90px; }
.f-table tr:last-child td { border-bottom: 0; }
.f-table td.x, .f-table th.x { width: 32px; min-width: 32px; padding: 4px 2px; }
.f-table td input[type=text], .f-table td input[type=email], .f-table td input[type=tel], .f-table td input[type=url], .f-table td input[type=number],
.f-table td input[type=date], .f-table td input[type=time], .f-table td select { padding: 6px 8px; border-color: transparent; background: transparent; }
.f-table td input:hover, .f-table td select:hover { border-color: var(--line-strong); }
.f-table td input:focus, .f-table td select:focus { background: var(--panel); }
.f-table td.is-error input, .f-table td.is-error select { border-color: var(--err); background: var(--err-soft); }
.f-table td.num input { text-align: right; }
.f-table td input[type=checkbox] { display: block; margin: 0 auto; }
.cell-calc { display: block; padding: 6px 8px; font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.f-table .empty { text-align: center; color: var(--muted); padding: 12px; font-size: 13px; }
.f-table-foot { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
button.small { padding: 5px 10px; font-size: 13px; }
button.icon { background: none; border: 0; color: var(--muted); font-size: 18px; line-height: 1; padding: 4px 6px; cursor: pointer; }
button.icon:hover { color: var(--err); }
button:disabled { opacity: .5; cursor: default; }
.summary dd.full { grid-column: 1 / -1; }
.sum-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.sum-table th { text-align: left; color: var(--muted); font-weight: 600; font-size: 12px; padding: 4px 6px; border-bottom: 1px solid var(--line); }
.sum-table td { padding: 4px 6px; border-bottom: 1px solid var(--line); }

/* публичная страница и вкладка «Ссылка» */
.public { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 24px 16px 40px; }
.public .card { max-width: 640px; }
.not-found { text-align: center; padding: 20px 0; }
.foot { margin: 0; }
.link-tab { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.link-tab p { margin: 0; }
.link-box { display: flex; gap: 8px; align-items: center; width: 100%; padding: 8px 10px; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; }
.link-box a { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--accent-ink); font-size: 14px; }