/* ---------- colors (light, dark, auto) ---------- */
:root {
  --bg: #f5f6f8; --card: #ffffff; --text: #15171c; --muted: #5f6673; --line: #e3e6eb; --soft: #f0f2f5;
  --accent: #1f5fd6; --accent-soft: #e6eeff; --good: #157a3c; --warn: #a85d00; --bad: #c42323;
  --fwd: #1f5fd6; --rev: #8a2ed6; --actual: #d98200; --bottle: #0b88c7;
  --radius: 12px; --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0e1014; --card: #171a20; --text: #e8eaef; --muted: #9aa2b1; --line: #272c35; --soft: #1f232b;
  --accent: #6b98ff; --accent-soft: #1c2742; --good: #4cc77a; --warn: #f0a640; --bad: #ff6b6b;
  --fwd: #6b98ff; --rev: #c08bff; --actual: #f5a623; --bottle: #3fb8f0;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #0e1014; --card: #171a20; --text: #e8eaef; --muted: #9aa2b1; --line: #272c35; --soft: #1f232b;
    --accent: #6b98ff; --accent-soft: #1c2742; --good: #4cc77a; --warn: #f0a640; --bad: #ff6b6b;
    --fwd: #6b98ff; --rev: #c08bff; --actual: #f5a623; --bottle: #3fb8f0;
    color-scheme: dark;
  }
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 14.5px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
h1 { font-size: 19px; margin: 0; font-weight: 650; }
h2 { font-size: 14.5px; margin: 0 0 10px; font-weight: 650; }
h3 { font-size: 13.5px; margin: 16px 0 8px; }
p { margin: 0; }
a { color: var(--accent); }
code, kbd { font-family: var(--mono); font-size: 12px; }
kbd { border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 0 5px; background: var(--soft); }
.spacer { flex: 1; }
.good { color: var(--good); } .warnc { color: var(--warn); } .badc { color: var(--bad); }

/* ---------- top bar (fixed) ---------- */
.top { position: fixed; inset: 0 0 auto 0; z-index: 20; display: flex; align-items: center; gap: 12px;
  padding: 8px 16px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 700; white-space: nowrap; }
.brand .muted { font-weight: 400; font-size: 12.5px; margin-left: 4px; }
.tabs { display: flex; gap: 2px; background: var(--soft); padding: 3px; border-radius: 9px; }
.tab { border: 0; background: none; color: var(--muted); padding: 5px 12px; border-radius: 7px; font: inherit; cursor: pointer; }
.tab.on { background: var(--card); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgb(0 0 0 / 10%); }
.actions { margin-left: auto; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px;
  background: var(--soft); font-size: 12.5px; color: var(--muted); max-width: 240px; }
.pill #statusText { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.pill.ok .dot { background: var(--good); } .pill.bad .dot { background: var(--bad); } .pill.busy .dot { background: var(--warn); }

.btn { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--line); background: var(--card);
  color: var(--text); padding: 6px 12px; border-radius: 8px; font: inherit; font-size: 13.5px; cursor: pointer;
  white-space: nowrap; text-decoration: none; }
.btn:hover { border-color: var(--muted); }
.btn:focus-visible, .tab:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 9px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: default; }

/* ---------- layout ---------- */
main { max-width: 1400px; margin: 0 auto; padding: 72px 16px 110px; }
.tabpage { display: none; } .tabpage.on { display: block; }
.split { display: grid; grid-template-columns: 390px minmax(0, 1fr); gap: 14px; align-items: start; }
.col-params { position: sticky; top: 66px; max-height: calc(100vh - 80px); overflow: auto; padding-right: 2px; }
@media (max-width: 1000px) {
  .split { grid-template-columns: 1fr; }
  .col-params { position: static; max-height: none; overflow: visible; }
  main { padding-top: 112px; }
}
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.card-head h2 { margin: 0; }
.toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.bignum { font-size: 30px; font-weight: 650; margin: 2px 0 6px; }
.bignum .unit { font-size: 13px; font-weight: 400; color: var(--muted); margin-left: 8px; }

/* ---------- parameter groups ---------- */
details.group { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px; }
details.group > summary { list-style: none; cursor: pointer; padding: 11px 14px; display: flex; align-items: center; gap: 8px; font-weight: 650; }
details.group > summary::-webkit-details-marker { display: none; }
details.group > summary::before { content: "▸"; color: var(--muted); transition: transform .12s; }
details.group[open] > summary::before { transform: rotate(90deg); }
details.group > summary .badge { margin-left: auto; font-size: 11.5px; font-weight: 500; padding: 1px 8px; border-radius: 999px; }
.badge.dirty { background: color-mix(in srgb, var(--warn) 16%, var(--card)); color: var(--warn); }
.badge.error { background: color-mix(in srgb, var(--bad) 14%, var(--card)); color: var(--bad); }
.fields { padding: 0 14px 6px; }
.field { padding: 9px 0; border-top: 1px solid var(--line); }
.field label { display: block; font-weight: 500; margin-bottom: 4px; }
.field .name { font-family: var(--mono); font-size: 10.5px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.ctl { display: flex; align-items: center; gap: 4px; }
.ctl input { width: 110px; padding: 5px 8px; border: 1px solid var(--line); border-radius: 7px; background: var(--soft);
  color: var(--text); font: inherit; text-align: right; font-variant-numeric: tabular-nums; }
.ctl input:focus { background: var(--card); }
.step { width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 7px; background: var(--card); color: var(--text);
  cursor: pointer; font-size: 16px; line-height: 1; padding: 0; }
.step:hover { border-color: var(--muted); }
.ctl .unit { font-size: 12.5px; color: var(--muted); min-width: 38px; }
.reset { border: 0; background: none; color: var(--warn); cursor: pointer; font-size: 13px; visibility: hidden; padding: 2px 4px; }
.field.dirty .reset { visibility: visible; }
.field.dirty input { border-color: var(--warn); }
.field .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.field .err { font-size: 12.5px; color: var(--bad); margin-top: 4px; font-weight: 500; }
.field .err:empty { display: none; }
.field.invalid input { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 8%, var(--card)); }
.switch { position: relative; width: 40px; height: 23px; display: inline-block; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch span { position: absolute; inset: 0; background: var(--line); border-radius: 999px; cursor: pointer; transition: .15s; }
.switch span::before { content: ""; position: absolute; width: 17px; height: 17px; left: 3px; top: 3px; background: #fff;
  border-radius: 50%; transition: .15s; box-shadow: 0 1px 2px rgb(0 0 0 / 25%); }
.switch input:checked + span { background: var(--accent); }
.switch input:checked + span::before { transform: translateX(17px); }
.switch input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- check table ---------- */
.check table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.check th, .check td { text-align: left; padding: 6px 8px; border-top: 1px solid var(--line); font-size: 13.5px; }
.check th { font-size: 12px; color: var(--muted); font-weight: 600; border-top: 0; }
.check td.num, .check th.num { text-align: right; }
.check .src { display: block; font-size: 11px; color: var(--muted); }
.verdict { font-weight: 650; white-space: nowrap; }
.verdict.pass { color: var(--good); } .verdict.fail { color: var(--bad); } .verdict.none { color: var(--muted); font-weight: 400; }
.check select { font: inherit; font-size: 12.5px; padding: 3px 6px; border-radius: 7px; border: 1px solid var(--line); background: var(--soft); color: var(--text); max-width: 260px; }
.tols { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 10px; font-size: 12.5px; color: var(--muted); }
.tols input { width: 64px; padding: 3px 6px; border: 1px solid var(--line); border-radius: 6px; background: var(--soft); color: var(--text); font: inherit; text-align: right; }

/* ---------- map + chart ---------- */
svg { width: 100%; height: auto; display: block; }
svg text { font: 12px system-ui, sans-serif; fill: var(--muted); }
svg .lbl { fill: var(--text); font-weight: 600; }
.legend { display: flex; gap: 12px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 4px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; margin-top: 10px; }
.stat { background: var(--soft); border-radius: 9px; padding: 8px 10px; }
.stat .k { font-size: 11.5px; color: var(--muted); } .stat .v { font-size: 16px; font-weight: 600; }
.stat.warn .v { color: var(--warn); }
.howto { margin-top: 8px; font-size: 12.5px; color: var(--muted); }
.howto summary { cursor: pointer; }
.howto p { margin-top: 6px; }

/* ---------- history ---------- */
.seg { display: inline-flex; background: var(--soft); border-radius: 8px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: none; color: var(--muted); padding: 3px 10px; border-radius: 6px; font: inherit; font-size: 12.5px; cursor: pointer; }
.seg button.on { background: var(--card); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgb(0 0 0 / 8%); }
.history { list-style: none; margin: 0; padding: 0; }
.history.scroll { max-height: 520px; overflow: auto; }
.history .day { font-size: 11.5px; font-weight: 650; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; padding: 12px 0 4px; }
.history .day:first-child { padding-top: 0; }
.h { display: grid; grid-template-columns: 48px 1fr auto; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); align-items: start; }
.h .time { font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.h .tag { display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 999px; background: var(--soft); color: var(--muted); margin-right: 6px; }
.h .tag.website { background: var(--accent-soft); color: var(--accent); }
.h .tag.run { background: color-mix(in srgb, var(--actual) 16%, var(--card)); color: var(--warn); }
.h .changes { margin-top: 3px; font-size: 13px; }
.h .changes .n { color: var(--muted); font-family: var(--mono); font-size: 11px; }
.h .changes .from { color: var(--muted); text-decoration: line-through; }
.h .note { margin-top: 3px; font-size: 13px; font-style: italic; color: var(--muted); }
.h .runline { margin-top: 3px; font-size: 13px; display: flex; gap: 12px; flex-wrap: wrap; }
.history.compact .h { grid-template-columns: 48px 1fr; }
.history.compact .acts { display: none; }
.empty { color: var(--muted); padding: 8px 0; }

/* ---------- runs table ---------- */
.table-card { padding: 0; overflow: auto; }
table.runs { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 13px; }
table.runs th, table.runs td { padding: 7px 10px; border-top: 1px solid var(--line); text-align: left; white-space: nowrap; }
table.runs th { position: sticky; top: 0; background: var(--card); font-size: 11.5px; color: var(--muted); border-top: 0; }
table.runs td.num, table.runs th.num { text-align: right; }
table.runs td.note { white-space: normal; min-width: 180px; max-width: 360px; color: var(--muted); }
table.runs tr.sel { background: var(--accent-soft); }
table.runs .sub { font-size: 11px; color: var(--muted); }
.compare table { border-collapse: collapse; width: 100%; font-size: 13px; font-variant-numeric: tabular-nums; }
.compare th, .compare td { padding: 6px 10px; border-top: 1px solid var(--line); text-align: left; }
.compare td.num { text-align: right; }
.compare tr.diff td { background: color-mix(in srgb, var(--warn) 9%, var(--card)); }

/* ---------- code editor ---------- */
.editor { display: flex; padding: 0; overflow: hidden; height: calc(100vh - 190px); min-height: 320px; font: 13px/20px var(--mono); }
.gutter { flex: none; width: 52px; padding: 10px 10px 10px 0; text-align: right; color: var(--muted); opacity: .7;
  background: var(--soft); overflow: hidden; user-select: none; white-space: pre; }
.edwrap { position: relative; flex: 1; min-width: 0; }
.edwrap pre, .edwrap textarea { position: absolute; inset: 0; margin: 0; padding: 10px 14px; border: 0;
  font: inherit; tab-size: 2; white-space: pre; overflow: auto; }
.edwrap pre { pointer-events: none; color: var(--text); overflow: hidden; }
.edwrap textarea { background: transparent; color: transparent; caret-color: var(--text); resize: none; outline: none; }
.edwrap textarea::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); color: transparent; }
.hl .ln { display: block; }
.hl .ln.set { background: var(--accent-soft); }
.hl .c { color: var(--muted); font-style: italic; } .hl .k { color: var(--rev); } .hl .s { color: var(--good); }
.hl .num { color: var(--warn); } .hl .pp { color: var(--bottle); }

/* ---------- save bar, drawer, dialogs, toast ---------- */
.savebar { position: fixed; left: 50%; bottom: 14px; transform: translateX(-50%); z-index: 30; display: flex; gap: 8px;
  align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 8px 10px 8px 14px;
  box-shadow: 0 10px 30px rgb(0 0 0 / 18%); width: min(860px, calc(100% - 20px)); flex-wrap: wrap; }
.savebar #saveCount { font-weight: 600; white-space: nowrap; }
.savebar #saveCount.bad { color: var(--bad); }
.savebar input { flex: 1; min-width: 120px; padding: 6px 9px; border: 1px solid var(--line); border-radius: 7px; background: var(--soft); color: var(--text); font: inherit; }
.drawer { position: fixed; right: 0; top: 0; bottom: 0; width: min(560px, 100%); z-index: 40; background: var(--card);
  border-left: 1px solid var(--line); display: flex; flex-direction: column; box-shadow: -10px 0 30px rgb(0 0 0 / 15%); }
.drawer-head { display: flex; gap: 8px; align-items: center; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.drawer-note { padding: 6px 12px 0; }
.log { flex: 1; margin: 0; padding: 10px 12px; overflow: auto; font: 12px/1.5 var(--mono); white-space: pre-wrap; word-break: break-word; }
.log .meta { color: var(--muted); } .log .res { color: var(--good); font-weight: 600; }
dialog { border: 1px solid var(--line); border-radius: 14px; background: var(--card); color: var(--text); padding: 18px 20px;
  width: min(460px, calc(100% - 24px)); box-shadow: 0 20px 50px rgb(0 0 0 / 30%); }
dialog::backdrop { background: rgb(0 0 0 / 35%); }
dialog label.row { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin: 8px 0; }
dialog label.col { display: flex; flex-direction: column; gap: 4px; margin: 8px 0; }
dialog input, dialog select, dialog textarea { font: inherit; padding: 5px 8px; border: 1px solid var(--line); border-radius: 7px; background: var(--soft); color: var(--text); }
dialog .in { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
dialog .in input { width: 120px; text-align: right; }
dialog .err { color: var(--bad); font-size: 13px; min-height: 1em; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.row-inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row-inline input { flex: 1; min-width: 160px; }
.plist { list-style: none; padding: 0; margin: 10px 0; }
.plist li { display: flex; align-items: center; gap: 8px; padding: 7px 0; border-top: 1px solid var(--line); }
.plist li .when { color: var(--muted); font-size: 12px; margin-right: auto; }
.keys td { padding: 5px 10px 5px 0; font-size: 13.5px; }
.toast { position: fixed; left: 50%; top: 64px; transform: translateX(-50%); z-index: 60; background: var(--text); color: var(--bg);
  padding: 9px 14px; border-radius: 9px; font-size: 13.5px; max-width: min(640px, calc(100% - 24px)); white-space: pre-wrap;
  box-shadow: 0 10px 30px rgb(0 0 0 / 25%); }
.toast.bad { background: var(--bad); color: #fff; }