/* Technical-sheet look of the data-flow schema: blue = source, orange = transformation, green = target. */
:root {
  --ink: #1d2f4f;
  --ink-2: #44546f;
  --muted: #6b778c;
  --bg: #f6f7f9;
  --paper: #ffffff;
  --line: #dde2ea;
  --line-2: #eef1f5;
  --blue: #2f6db5;
  --blue-bg: #eef4fb;
  --orange: #e2802a;
  --orange-bg: #fdf3ea;
  --green: #2e8550;
  --green-bg: #edf7f1;
  --red: #c9372c;
  --red-bg: #fdecea;
  --amber: #b86e00;
  --amber-bg: #fff6e0;
  --navy: #1e3a66;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --r: 8px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 14px/1.5 var(--sans); color: var(--ink); background: var(--bg); padding-top: 32px; overflow-x: hidden; }
code, pre, .mono { font-family: var(--mono); }
code { font-size: 0.92em; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.pad { padding: 14px 16px; margin: 0; }
[hidden] { display: none !important; }

/* ── demo bar ── */
.demobar { position: fixed; inset: 0 0 auto 0; height: 32px; z-index: 50; display: flex; align-items: center; gap: 14px;
  padding: 0 16px; background: #24272d; color: #d7dbe2; font-size: 12.5px; }
.demobar a { color: #fff; text-decoration: none; font-weight: 500; white-space: nowrap; }
.demobar a:hover { text-decoration: underline; }
.db-title { font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.db-note { color: #9aa3b2; white-space: nowrap; }
.db-actions { margin-left: auto; display: flex; gap: 6px; }
.db-btn { white-space: nowrap; background: #3a3f48; border: 1px solid #4a505b; color: #fff; border-radius: 5px; padding: 2px 10px; font-size: 12px; line-height: 20px; }
.db-btn:hover { background: #474d57; }

/* ── sheet header ── */
.sheet { background: var(--paper); border-bottom: 2px solid var(--orange); padding: 18px 24px 0; }
.sheet-title h1 { font-size: 24px; font-weight: 700; color: var(--navy); letter-spacing: -0.01em; }
.sheet-title p { margin: 8px 0 14px; color: var(--ink-2); display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.tag { background: var(--orange); color: #fff; font-weight: 700; font-size: 11px; letter-spacing: 0.12em; padding: 3px 9px; border-radius: 4px; }
.tabs { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.tabs [role="tab"] { border: 1px solid transparent; border-bottom: 0; background: none; padding: 9px 16px 10px; border-radius: 8px 8px 0 0;
  color: var(--ink-2); font-weight: 600; display: flex; gap: 8px; align-items: center; white-space: nowrap; }
.tabs [role="tab"]:hover { color: var(--navy); background: var(--bg); }
.tabs [role="tab"][aria-selected="true"] { background: var(--bg); border-color: var(--line); color: var(--navy); }
.tn { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--navy); color: #fff; font-size: 11px; }

main { padding: 18px 24px 40px; max-width: 1600px; margin: 0 auto; }
.panel { animation: fade 0.18s ease-out; }
@keyframes fade { from { opacity: 0; transform: translateY(3px); } }

/* ── shared controls ── */
.btn { border: 1px solid var(--line); background: var(--paper); border-radius: 6px; padding: 6px 12px; font-weight: 500; }
.btn:hover:not(:disabled) { border-color: #c4ccd8; background: #fafbfc; }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn.primary { background: var(--orange); border-color: var(--orange); color: #fff; }
.btn.primary:hover:not(:disabled) { background: #cf7020; border-color: #cf7020; }
.btn.ghost { background: transparent; }
.btn-s { border: 1px solid var(--line); background: var(--paper); border-radius: 5px; padding: 2px 8px; font-size: 12px; }
.btn-s:hover { border-color: var(--blue); color: var(--blue); }
.btnrow { display: flex; gap: 8px; flex-wrap: wrap; }
.btnrow.end { justify-content: flex-end; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--paper); }
.seg button { border: 0; background: none; padding: 4px 11px; font-size: 12.5px; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.fld { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--muted); min-width: 0; }
.fld select { border: 1px solid var(--line); border-radius: 6px; padding: 5px 8px; background: var(--paper); color: var(--ink); font-size: 13px; max-width: 100%; }
.box { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); }
.bar { height: 6px; background: var(--line-2); border-radius: 3px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--orange); transition: width 0.2s linear; }
.bar i.warn { background: var(--amber); }
.bar i.crit { background: var(--red); }
.bar.big { height: 8px; margin: 8px 0 14px; }
.chip { display: inline-block; font-size: 11.5px; font-weight: 600; padding: 1px 7px; border-radius: 10px; border: 1px solid transparent; white-space: nowrap; }
.chip.big { font-size: 13px; padding: 3px 12px; }
.ch-ok { background: var(--green-bg); color: var(--green); border-color: #cbe6d5; }
.ch-degraded, .ch-warn { background: var(--amber-bg); color: var(--amber); border-color: #f2dfae; }
.ch-missing { background: var(--red-bg); color: var(--red); border-color: #f5c9c4; }

/* ── 1 · converter ── */
.conv { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr); gap: 16px; align-items: stretch; }
.col { background: var(--paper); border: 2px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; min-width: 0; overflow: hidden; }
.col-h { padding: 10px 14px; color: #fff; display: flex; flex-direction: column; }
.col-k { font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.9; }
.col-h b { font-size: 14.5px; }
.col-src { border-color: var(--blue); } .col-src .col-h { background: var(--blue); }
.col-tr { border-color: var(--orange); } .col-tr .col-h { background: var(--orange); }
.col-dst { border-color: var(--green); } .col-dst .col-h { background: var(--green); }
.col-tools { display: flex; gap: 10px; align-items: flex-end; justify-content: space-between; padding: 10px 12px 6px; flex-wrap: wrap; }
.col-tools .fld { flex: 1 1 200px; }
.meta { font-size: 11.5px; color: var(--muted); font-family: var(--mono); }
.page-name { margin: 0 12px 8px; font-size: 12.5px; color: var(--ink-2); overflow-wrap: anywhere; }
.page-name code { color: var(--blue); }
#cv-src { flex: 1; min-height: 560px; margin: 0 12px 12px; border: 1px solid var(--line); border-radius: 6px; padding: 10px; resize: vertical;
  font: 12px/1.55 var(--mono); color: #23395d; background: #fbfcfe; tab-size: 2; }
.out { margin: 0 12px; padding: 10px; background: #fffaf5; border: 1px solid #f3dcc6; border-radius: 6px; font: 12px/1.55 var(--mono);
  white-space: pre-wrap; overflow-wrap: anywhere; height: 330px; overflow: auto; color: #3b3b3b; }
.h-macro { color: #b4560f; font-weight: 500; }
.h-link { color: var(--blue); }
.h-head { color: var(--navy); font-weight: 600; }
.h-fence, .h-code { color: #607089; }
.h-list { color: var(--green); }
.rules { padding: 10px 12px 12px; }
.rules h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--orange); margin-bottom: 6px; }
.rules ul { list-style: none; margin: 0; padding: 0; max-height: 250px; overflow: auto; border: 1px solid var(--line-2); border-radius: 6px; }
.rules li { display: grid; grid-template-columns: 34px 1fr; gap: 0 6px; padding: 5px 8px; border-bottom: 1px solid var(--line-2); font-size: 12.5px; }
.rules li:last-child { border-bottom: 0; }
.rules li code { grid-column: 2; color: var(--muted); font-size: 11px; }
.r-n { color: var(--orange); font-weight: 600; font-family: var(--mono); font-size: 12px; }
.stats { margin: 8px 0 0; font-size: 11.5px; line-height: 1.9; overflow-wrap: anywhere; }
.stats code { background: var(--line-2); padding: 1px 5px; border-radius: 4px; }
.foot-note { color: var(--muted); font-size: 12.5px; margin: 12px 2px 0; }

/* wiki preview (Delivery Hub-like) */
.wiki-frame { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.wiki-crumb { padding: 8px 14px; font-size: 12px; color: var(--muted); border-bottom: 1px solid var(--line-2); font-family: var(--mono); overflow-wrap: anywhere; }
.wiki { padding: 6px 18px 20px; overflow: auto; max-height: 920px; font-size: 14px; line-height: 1.6; color: #22324d; }
.wiki h1 { font-size: 22px; margin: 16px 0 8px; } .wiki h2 { font-size: 18px; margin: 18px 0 6px; padding-bottom: 4px; border-bottom: 1px solid var(--line-2); }
.wiki h3 { font-size: 15.5px; margin: 14px 0 6px; }
.wiki p { margin: 8px 0; }
.wiki a { color: var(--blue); text-decoration: none; } .wiki a:hover { text-decoration: underline; }
.wiki pre { background: #f4f6f9; border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; overflow: auto; font-size: 12.5px; }
.wiki code { background: #f1f3f6; padding: 1px 4px; border-radius: 4px; }
.wiki pre code { background: none; padding: 0; }
.wiki table { border-collapse: collapse; margin: 10px 0; font-size: 13px; max-width: 100%; display: block; overflow-x: auto; }
.wiki th, .wiki td { border: 1px solid var(--line); padding: 5px 9px; text-align: left; vertical-align: top; }
.wiki th { background: #f7f8fa; }
.wiki ul, .wiki ol { padding-left: 22px; margin: 6px 0; }
.wiki li:has(> input[type=checkbox]) { list-style: none; margin-left: -20px; }
.wiki blockquote { margin: 8px 0; padding: 4px 12px; border-left: 3px solid var(--line); color: var(--ink-2); }
.wiki input[type=checkbox] { margin-right: 6px; accent-color: var(--green); }
.zm-callout { border: 1px solid; border-left-width: 4px; border-radius: 6px; padding: 6px 12px 4px; margin: 12px 0; }
.zm-callout-h { font-weight: 600; font-size: 13px; display: flex; gap: 7px; align-items: center; }
.zm-callout-i { width: 16px; height: 16px; border-radius: 50%; display: inline-grid; place-items: center; color: #fff; font-size: 11px; font-weight: 700; }
.zm-info { background: #eef4fd; border-color: #2f6db5; } .zm-info .zm-callout-i { background: #2f6db5; } .zm-info .zm-callout-i::after { content: 'i'; }
.zm-note { background: #f3effd; border-color: #6554c0; } .zm-note .zm-callout-i { background: #6554c0; } .zm-note .zm-callout-i::after { content: '✎'; }
.zm-warning { background: #fdf0ee; border-color: #c9372c; } .zm-warning .zm-callout-i { background: #c9372c; } .zm-warning .zm-callout-i::after { content: '!'; }
.zm-tip { background: #eef8f2; border-color: #2e8550; } .zm-tip .zm-callout-i { background: #2e8550; } .zm-tip .zm-callout-i::after { content: '✓'; }
.zm-panel { border: 1px solid var(--line); border-top: 3px solid var(--pc); border-radius: 6px; margin: 12px 0; }
.zm-panel-h { padding: 6px 12px; font-weight: 600; background: #f7f8fa; border-bottom: 1px solid var(--line); }
.zm-panel-b { padding: 2px 12px; }
.zm-expand { border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; margin: 10px 0; }
.zm-expand summary { cursor: pointer; font-weight: 600; color: var(--blue); }
.zm-lozenge { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.04em; padding: 0 6px; border-radius: 3px; line-height: 18px; vertical-align: 1px; }
.zm-l-green { background: #e3fcef; color: #006644; } .zm-l-yellow { background: #fff0b3; color: #974f0c; } .zm-l-red { background: #ffebe6; color: #bf2600; }
.zm-l-blue { background: #deebff; color: #0747a6; } .zm-l-grey { background: #eceef1; color: #42526e; } .zm-l-purple { background: #eae6ff; color: #403294; }
.zm-fa { display: inline-grid; place-items: center; width: 17px; height: 17px; border-radius: 50%; background: var(--c); color: #fff; font-size: 10px; font-weight: 700; vertical-align: -3px; }
.zm-issue { display: inline-flex; gap: 5px; align-items: center; border: 1px solid var(--line); border-radius: 4px; padding: 0 6px; font-size: 12.5px; font-family: var(--mono); }
.zm-issue span { font-family: var(--sans); font-size: 10.5px; color: #fff; background: var(--red); border-radius: 3px; padding: 0 4px; }
.zm-mention { background: #e8f0fb; color: #1d4f91; border-radius: 10px; padding: 0 6px; font-weight: 500; }
.zm-box { border: 1px dashed #c8d0dc; border-radius: 6px; padding: 8px 12px; margin: 10px 0; background: #fbfcfd; font-size: 13px; }
.zm-box ul { margin: 2px 0; }
.zm-box-k { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 3px; }
.zm-jql code { display: block; margin: 2px 0 4px; }
.zm-box input { width: 100%; border: 1px solid var(--line); border-radius: 5px; padding: 5px 8px; }
.zm-toc { float: right; margin: 0 0 10px 16px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: #fafbfc; font-size: 12.5px; min-width: 170px; max-width: 46%; }
.zm-toc ul { list-style: none; padding: 0; margin: 4px 0 0; }
.zm-toc-h2 { padding-left: 10px; } .zm-toc-h3 { padding-left: 20px; }
.zm-file { display: inline-flex; gap: 5px; align-items: center; }
.zm-clip { width: 10px; height: 13px; border: 2px solid currentColor; border-radius: 6px; display: inline-block; opacity: 0.7; }
.zm-wikilink.zm-cross { border-bottom: 1px dashed var(--blue); }
.zm-proj { font-size: 10.5px; background: var(--blue-bg); color: var(--blue); border-radius: 3px; padding: 0 4px; margin-right: 4px; font-family: var(--mono); }
.zm-img { margin: 10px 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.zm-img img, .wiki p > img { display: block; width: 100%; height: auto; max-width: 520px; }
.zm-img figcaption { font-size: 11.5px; color: var(--muted); padding: 3px 8px; font-family: var(--mono); background: #fafbfc; }
.zm-viewer { border: 1px solid var(--line); border-radius: 6px; margin: 10px 0; overflow: hidden; }
.zm-viewer-bar { display: flex; justify-content: space-between; gap: 8px; padding: 6px 10px; background: #f4f6f9; font-size: 12px; flex-wrap: wrap; }
.zm-viewer-bar span { color: var(--muted); }
.zm-viewer-page { height: 110px; background: #e9ecf1; padding: 14px 40px; display: flex; flex-direction: column; gap: 9px; }
.zm-viewer-page i { display: block; height: 8px; background: #fff; border-radius: 3px; }
.zm-viewer-page i:nth-child(2) { width: 80%; } .zm-viewer-page i:nth-child(4) { width: 60%; }
.zm-att { font-size: 12.5px; }
.zm-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 6px; margin: 10px 0; }
.zm-thumb img { width: 100%; height: 64px; object-fit: cover; border-radius: 4px; border: 1px solid var(--line); }
.zm-details { font-size: 13px; }
.zm-details th { width: 32%; }
.zm-section { display: flex; gap: 14px; flex-wrap: wrap; }
.zm-col { flex: 1 1 0; min-width: 160px; }
.zm-uml { margin: 10px 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.zm-uml figcaption { font-size: 11.5px; padding: 4px 10px; background: #f4f6f9; color: var(--muted); }
.zm-uml pre { margin: 0; border: 0; border-radius: 0; }
.zm-pill { display: inline-block; font-size: 11.5px; background: #eceef1; color: var(--ink-2); border-radius: 10px; padding: 1px 8px; }
.zm-meta { font-size: 12px; color: var(--muted); font-family: var(--mono); }
.zm-btn { border: 1px solid var(--orange); color: var(--orange); background: #fff; border-radius: 5px; padding: 3px 10px; }
.zm-macro-error { border: 1px solid #e3a59f; background: var(--red-bg); color: var(--red); border-radius: 5px; padding: 5px 10px; margin: 8px 0; font-size: 12.5px; }

/* ── 2 · simulation ── */
.simgrid { display: grid; grid-template-columns: 300px minmax(0, 1fr) 310px; gap: 16px; align-items: start; }
.bh { font-size: 11.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 9px 14px; color: #fff; border-radius: 7px 7px 0 0; }
.box .bh + * { margin-top: 0; }
.bh-blue { background: var(--blue); } .bh-orange { background: var(--orange); }
.sim-left > .bh:not(:first-child) { border-radius: 0; margin-top: 14px; }
.spaces { padding: 6px 8px; }
.space-row { display: flex; gap: 9px; align-items: flex-start; padding: 7px 6px; border-radius: 6px; cursor: pointer; }
.space-row:hover { background: var(--bg); }
.space-row input { margin-top: 3px; accent-color: var(--blue); }
.space-main { flex: 1; min-width: 0; font-size: 13px; }
.space-main small { display: block; color: var(--muted); font-size: 11.5px; }
.prof { font-size: 10.5px; font-family: var(--mono); padding: 1px 6px; border-radius: 4px; background: var(--blue-bg); color: var(--blue); white-space: nowrap; }
.prof-medium, .prof-large, .prof-huge { background: var(--orange-bg); color: #b4560f; }
.sim-left > p.small { margin: 0 14px 8px; }
.ctl { padding: 0 14px 12px; display: flex; flex-direction: column; gap: 10px; }
.ctl .seg { align-self: flex-start; }
.sim-left .fld, .sim-left input[type=range], .scale { margin: 10px 14px 0; }
.sim-left .fld b { color: var(--ink); }
input[type=range] { width: calc(100% - 28px); accent-color: var(--orange); }
.scale { display: flex; justify-content: space-between; font-size: 10.5px; color: var(--muted); margin-bottom: 14px; }
.sim-center .box { padding: 14px 16px; }
.run-h { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.run-status { font-weight: 600; color: var(--navy); }
.rs-running { color: var(--green); } .rs-crashed { color: var(--red); } .rs-paused { color: var(--amber); }
.steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.step { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: #fff; transition: border-color 0.2s, background 0.2s; }
.step-run { border-color: var(--orange); background: var(--orange-bg); }
.step-done { border-color: #cbe6d5; }
.step-done .bar i { background: var(--green); }
.step-h { display: flex; gap: 8px; align-items: center; margin-bottom: 7px; }
.step-h .num { width: 22px; height: 22px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; flex: none; }
.step-done .num { background: var(--green); }
.step-h b { font-size: 14px; color: var(--navy); }
.step-st { margin-left: auto; font-size: 12px; font-family: var(--mono); color: var(--muted); }
.step-d { font-size: 12.5px; color: var(--ink-2); margin-top: 6px; min-height: 19px; overflow-wrap: anywhere; }
.step-f { font-size: 11px; color: var(--muted); font-family: var(--mono); margin-top: 2px; }
.counters { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.ctr { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; background: #fbfcfd; }
.ctr span { display: block; font-size: 11.5px; color: var(--muted); }
.ctr b { font-size: 20px; font-variant-numeric: tabular-nums; color: var(--navy); }
.ctr small { font-size: 13px; color: var(--muted); font-weight: 500; }
.sim-right { padding-bottom: 6px; }
.lc { padding: 10px 14px; border-bottom: 1px solid var(--line-2); }
.lc:last-child { border-bottom: 0; }
.lc-h { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.lc-f { font-size: 10.5px; color: var(--muted); font-family: var(--mono); margin: 6px 0 0; }
.lc p.small { margin: 6px 0; }
.lc .btnrow { margin-top: 6px; }
.badge { font-size: 11px; font-weight: 700; padding: 1px 8px; border-radius: 10px; }
.b-ok { background: var(--green-bg); color: var(--green); } .b-warn { background: var(--amber-bg); color: var(--amber); } .b-critical { background: var(--red-bg); color: var(--red); }
b.crit { color: var(--red); }
.spark { width: 100%; height: 64px; display: block; background: #fbfcfd; border: 1px solid var(--line-2); border-radius: 4px; }
.spark .zone-warn { fill: #fff6e0; } .spark .zone-crit { fill: #fdecea; }
.spark .th { stroke: #d9c79f; stroke-dasharray: 3 3; stroke-width: 1; }
.spark .line { fill: none; stroke: var(--blue); stroke-width: 1.6; }
.kv { display: flex; justify-content: space-between; gap: 8px; font-size: 12.5px; padding: 2px 0; }
.kv span { color: var(--muted); } .kv b { font-family: var(--mono); font-weight: 500; font-size: 12px; text-align: right; }
.term { margin-top: 16px; background: #1b1f27; color: #cfd6e2; border-radius: var(--r); padding: 12px 14px; height: 300px; overflow: auto; font: 12px/1.55 var(--mono); }
.ll { white-space: pre-wrap; overflow-wrap: anywhere; }
.ll.cmd { color: #8fd18f; } .ll.head { color: #fff; font-weight: 500; } .ll.dim { color: #8692a6; } .ll.ok { color: #7fd4a1; }
.ll.warn { color: #f2c46d; } .ll.crit { color: #ff8a80; } .ll.tune { color: #f5a85b; }

/* ── 3 · QA ── */
.qa-intro h2 { font-size: 18px; color: var(--navy); }
.qa-intro p { margin: 6px 0 14px; color: var(--ink-2); max-width: 900px; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 14px; }
.card { background: var(--paper); border: 1px solid var(--line); border-top: 3px solid; border-radius: 8px; padding: 10px 14px; display: flex; flex-direction: column; gap: 2px; }
.card > span { font-size: 12px; color: var(--muted); }
.card > b { font-size: 22px; color: var(--navy); font-variant-numeric: tabular-nums; }
.card > b small { font-size: 14px; color: var(--muted); font-weight: 500; }
.card > small { font-size: 12px; color: var(--ink-2); }
.c-blue { border-top-color: var(--blue); } .c-green { border-top-color: var(--green); } .c-warn { border-top-color: var(--amber); }
.stack { display: flex; height: 6px; border-radius: 3px; overflow: hidden; gap: 1px; margin: 4px 0; background: var(--line-2); }
.s-missing { background: var(--red); min-width: 3px; } .s-degraded { background: var(--amber); min-width: 3px; } .s-ok { background: var(--green); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); }
.qa-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 760px; }
.qa-table th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); background: #f7f8fa; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.qa-table td { padding: 9px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
.qa-table tr.open td { background: var(--blue-bg); }
.qa-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.qa-table small { color: var(--muted); }
small.warn { color: var(--amber) !important; font-weight: 600; }
.qa-detail { margin-top: 14px; scroll-margin-top: 44px; }
.qa-split { display: grid; grid-template-columns: 340px minmax(0, 1fr); min-height: 420px; }
.qa-pages { border-right: 1px solid var(--line); display: flex; flex-direction: column; min-width: 0; }
.qa-pages-h { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: 13px; flex-wrap: wrap; }
.plist { list-style: none; margin: 0; padding: 4px; overflow: auto; max-height: 620px; }
.prow { width: 100%; display: flex; gap: 8px; align-items: center; text-align: left; border: 0; background: none; padding: 7px 8px; border-radius: 6px; }
.prow:hover { background: var(--bg); }
.prow.sel { background: var(--blue-bg); }
.pt { flex: 1; min-width: 0; font-size: 13px; }
.pt small { display: block; font-size: 11px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pf { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.d-ok { background: var(--green); } .d-degraded { background: var(--amber); } .d-missing { background: var(--red); }
.qa-diff { padding: 14px 16px; min-width: 0; }
.diff-h { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.diff-h h3 { font-size: 16px; color: var(--navy); }
.diff-h small { color: var(--muted); overflow-wrap: anywhere; }
.causes { margin: 10px 0 4px; padding-left: 18px; font-size: 13px; }
.causes b { font-family: var(--mono); font-weight: 500; color: var(--amber); margin-right: 4px; }
.reasons { font-size: 12.5px; color: var(--ink-2); margin: 6px 0; overflow-wrap: anywhere; }
.note { font-size: 12.5px; padding: 7px 10px; border-radius: 6px; margin: 8px 0; }
.note.warn { background: var(--amber-bg); color: #6b4a00; }
.diff-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 12px 0; }
.repair-log { background: #1b1f27; color: #cfd6e2; border-radius: 6px; padding: 8px 12px; font: 11.5px/1.6 var(--mono); max-height: 220px; overflow: auto; margin-bottom: 12px; }
.repair-log div { white-space: pre-wrap; overflow-wrap: anywhere; }
.repair-log .cmd { color: #8fd18f; } .repair-log .ok { color: #7fd4a1; } .repair-log .warn { color: #f2c46d; } .repair-log .dim { color: #8692a6; }
.diff-sum { font-size: 12.5px; color: var(--muted); margin: 0 0 6px; }
.dtable { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; font-size: 12.5px; }
.drow { display: grid; grid-template-columns: 1fr 1fr; }
.drow > div { padding: 3px 10px; min-height: 24px; overflow-wrap: anywhere; border-bottom: 1px solid var(--line-2); }
.drow > div:first-child { border-right: 1px solid var(--line); }
.dhead > div { background: #f7f8fa; font-weight: 600; font-size: 12px; color: var(--ink-2); }
.dhead > div:first-child { color: var(--blue); } .dhead > div:last-child { color: var(--green); }
.d-del > div:first-child { background: var(--red-bg); color: #8c1d14; }
.d-add > div:last-child { background: var(--amber-bg); color: #6b4a00; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cols h4 { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
pre.raw { margin: 0; background: #fbfcfe; border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font-size: 11.5px; white-space: pre-wrap; overflow-wrap: anywhere; max-height: 520px; overflow: auto; }

/* ── tour ── */
dialog { border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; max-width: 460px; width: calc(100% - 32px); box-shadow: 0 18px 50px rgba(20, 30, 50, 0.25); }
dialog::backdrop { background: rgba(20, 28, 40, 0.35); }
dialog h2 { font-size: 16px; color: var(--navy); }
dialog p { color: var(--ink-2); margin: 10px 0 16px; }

/* ── responsive ── */
@media (max-width: 1280px) {
  .conv { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .col-dst { grid-column: 1 / -1; }
  .simgrid { grid-template-columns: 280px minmax(0, 1fr); }
  .sim-right { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sim-right .bh { grid-column: 1 / -1; }
  .sim-right .lc { border-bottom: 0; border-right: 1px solid var(--line-2); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  body { font-size: 13.5px; }
  .sheet { padding: 14px 16px 0; }
  .sheet-title h1 { font-size: 19px; }
  main { padding: 14px 16px 32px; }
  .conv, .simgrid { grid-template-columns: minmax(0, 1fr); }
  .sim-right { grid-template-columns: minmax(0, 1fr); }
  .sim-right .lc { border-right: 0; border-bottom: 1px solid var(--line-2); }
  #cv-src { min-height: 300px; }
  .out { height: 260px; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .counters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qa-split { grid-template-columns: minmax(0, 1fr); }
  .qa-pages { border-right: 0; border-bottom: 1px solid var(--line); }
  .plist { max-height: 300px; }
  .cols { grid-template-columns: minmax(0, 1fr); }
  .db-note { display: none; }
  .zm-toc { float: none; max-width: none; margin: 8px 0; }
}
@media (max-width: 520px) {
  .demobar { gap: 10px; padding: 0 10px; }
  .db-title { font-size: 11.5px; }
  .cards { grid-template-columns: minmax(0, 1fr); }
  .tabs [role="tab"] { padding: 8px 10px; }
  .drow { font-size: 11.5px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}