/* MPU Translation — visual system taken from the logo. */

:root {
  --bg: #f2f4f8;
  --surface: #ffffff;
  --surface-2: #f6f8fc;
  --line: #dfe3ec;
  --line-strong: #c7cddb;

  --ink: #202542;
  --ink-2: #3a466e;
  --muted: #6b7490;

  /* the logo navy carries the actions, its red is the brand signal */
  --blue: #232846;
  --blue-dark: #3a466e;
  --blue-soft: #edf2fc;
  --brand: #df4444;
  --brand-dark: #a33030;
  --orange: #b5731a;
  --orange-soft: #faf0e0;
  --green: #2c7a57;
  --green-soft: #e6f2ec;
  --red: #a33030;
  --red-soft: #fceceb;

  --sans: ui-sans-serif, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  --side: 240px;
  --radius: 10px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 var(--sans);
  -webkit-text-size-adjust: 100%;
}

a { color: var(--blue); }
a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 2px solid var(--ink-2);
  outline-offset: 2px;
}
.side a:focus-visible, .side button:focus-visible { outline-color: #ffffff; }

h1 { font-size: 24px; font-weight: 650; margin: 0 0 6px; letter-spacing: -0.015em; }
h2 { font-size: 15px; font-weight: 650; margin: 30px 0 12px; letter-spacing: -0.005em; }
p { margin: 0 0 12px; }
code { font-family: var(--mono); font-size: 0.92em; }

/* ============================================================== structure */
.shell { display: flex; min-height: 100vh; }

.side {
  width: var(--side); flex: 0 0 var(--side);
  background: #232846;
  position: fixed; inset: 0 auto 0 0;
  display: flex; flex-direction: column;
  overflow-y: auto;
}
.side .logo {
  padding: 20px 18px 18px; display: flex; align-items: center; gap: 12px;
  text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, .09);
}
.side .logo img { width: 40px; height: 40px; display: block; flex: 0 0 auto; }
.side .logo .name { color: #fff; font-weight: 650; font-size: 16px; letter-spacing: -0.01em; line-height: 1.2; }
.side .logo .name i { display: block; font-style: normal; font-size: 11.5px; font-weight: 500; color: #8b95b6; letter-spacing: .04em; }

.side nav { padding: 10px; flex: 1; }
.side .group-label {
  font-size: 10.5px; font-weight: 650; letter-spacing: 0.09em; text-transform: uppercase;
  color: #7c87a8; padding: 16px 10px 6px;
}
.side nav a {
  display: block; padding: 8px 10px 8px 13px; margin-bottom: 1px;
  border-left: 3px solid transparent;
  border-radius: 0 6px 6px 0; color: #c3cbe2; text-decoration: none; font-size: 14.5px;
}
.side nav a:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.side nav a.on { background: rgba(255, 255, 255, .1); color: #fff; font-weight: 600; border-left-color: var(--brand); }

.side .me {
  border-top: 1px solid rgba(255, 255, 255, .09); padding: 14px 16px;
  display: flex; align-items: center; gap: 10px; justify-content: space-between;
}
.side .me a { color: #fff; text-decoration: none; font-weight: 600; font-size: 14px; }
.side .me .role { display: block; font-size: 12px; color: #8b95b6; font-weight: 400; }
.side .me form { margin: 0; }
.side .me button { background: transparent; border-color: rgba(255, 255, 255, .22); color: #c3cbe2; }
.side .me button:hover { background: rgba(255, 255, 255, .1); color: #fff; }

.main { margin-left: var(--side); flex: 1; min-width: 0; }
.wrap { max-width: 1000px; padding: 34px 32px 90px; }
.lede { color: var(--muted); margin: 0 0 26px; max-width: 66ch; }

/* ================================================================== cards */
.panel {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px;
  box-shadow: 0 1px 2px rgba(12, 35, 64, .04);
}
.panel + .panel { margin-top: 16px; }
.panel.flush { padding: 0; overflow: hidden; }
.panel-head {
  padding: 14px 20px; border-bottom: 1px solid var(--line);
  background: var(--surface-2);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.panel-head h3 { margin: 0; font-size: 15px; font-weight: 650; }
.panel-body { padding: 20px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 26px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.tile b { display: block; font-size: 26px; font-weight: 650; letter-spacing: -0.02em; line-height: 1.2; }
.tile span { font-size: 12.5px; color: var(--muted); }

/* ================================================================= tables */
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-weight: 600; font-size: 12px; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted);
  padding: 10px 20px; border-bottom: 1px solid var(--line); background: var(--surface-2);
}
td { padding: 14px 20px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tr.sub td { border-bottom: 1px solid var(--line); padding-top: 0; }
.panel:not(.flush) th:first-child, .panel:not(.flush) td:first-child { padding-left: 0; }
.panel:not(.flush) th:last-child, .panel:not(.flush) td:last-child { padding-right: 0; }

.bar { display: inline-block; width: 84px; height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; vertical-align: middle; }
.bar i { display: block; height: 100%; background: var(--green); }
.bar.wide { width: 100%; height: 8px; }
.num { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 13px; }
.strong { color: var(--ink); font-weight: 600; }

.chip {
  display: inline-block; padding: 2px 8px; border-radius: 99px;
  font-size: 12px; font-weight: 600; background: var(--blue-soft); color: var(--blue);
}
.chip.warn { background: var(--orange-soft); color: var(--orange); }
.chip.good { background: var(--green-soft); color: var(--green); }
.chip.flat { background: var(--surface-2); color: var(--muted); font-weight: 500; }

/* ================================================================== forms */
label { display: block; font-size: 13px; font-weight: 500; color: var(--ink-2); margin-bottom: 5px; }
input[type=text], input[type=password], select, textarea {
  width: 100%; padding: 9px 11px; font: inherit; color: var(--ink);
  background: #fff; border: 1px solid var(--line-strong); border-radius: 6px;
}
input::placeholder { color: #9aa8b9; }
textarea { resize: vertical; }
input[type=file] { font: inherit; font-size: 14px; padding: 6px 0; }
input[type=checkbox] { width: auto; accent-color: var(--blue); }
.field { margin-bottom: 16px; }
.row-fields { display: flex; gap: 14px; flex-wrap: wrap; }
.row-fields > * { flex: 1 1 180px; }
.check { display: inline-flex; align-items: center; gap: 7px; color: var(--ink); font-size: 14.5px; font-weight: 400; margin: 0 16px 6px 0; }

/* flat buttons: solid fill, no gradient, no shadow */
button, .button {
  font: inherit; font-weight: 500; padding: 9px 16px; border-radius: 6px; cursor: pointer;
  border: 1px solid transparent; background: var(--blue); color: #fff;
  text-decoration: none; display: inline-block; line-height: 1.4;
}
button:hover, .button:hover { background: var(--blue-dark); }
button.ghost, .button.ghost { background: #fff; border-color: var(--line-strong); color: var(--ink); }
button.ghost:hover, .button.ghost:hover { background: var(--surface-2); }
button.quiet, .button.quiet { background: transparent; border-color: var(--line-strong); color: var(--muted); }
button.quiet:hover { background: var(--surface-2); color: var(--ink); }
button.danger, .button.danger { background: #fff; border-color: var(--line-strong); color: var(--red); }
button.danger:hover { background: var(--red-soft); }
button.small, .button.small { padding: 5px 12px; font-size: 13.5px; }
button:disabled { opacity: .55; cursor: default; }

.error { background: var(--red-soft); border: 1px solid #f0cdca; color: #8f1e18; padding: 12px 14px; border-radius: 8px; margin-bottom: 18px; }
.ok { background: var(--green-soft); border: 1px solid #c3e2d0; color: var(--green); padding: 12px 14px; border-radius: 8px; margin-bottom: 18px; }

/* ============================================================ login page */
.login { max-width: 380px; margin: 11vh auto; padding: 0 20px; }
.login .brand { text-align: center; margin-bottom: 28px; }
.login .brand img { width: 84px; height: 84px; display: block; margin: 0 auto 14px; }
.login .brand b { display: block; font-size: 22px; font-weight: 650; letter-spacing: -0.015em; }
.login .brand span { font-size: 13.5px; color: var(--muted); }

/* ============================================================== progress */
.lang-card + .lang-card { margin-top: 16px; }
.lang-card summary { list-style: none; cursor: pointer; }
.lang-card summary::-webkit-details-marker { display: none; }
.lang-head { display: flex; align-items: center; gap: 16px; flex: 1; min-width: 0; flex-wrap: wrap; }
.lang-head h3 { flex: 0 0 auto; }
.lang-head .bar { width: 160px; }
.lang-head .pct { font-weight: 650; font-size: 15px; min-width: 46px; }

.lang-card .marker-caret { color: var(--muted); font-size: 12px; }
.lang-card[open] .marker-caret { transform: rotate(90deg); }
.marker-caret { display: inline-block; transition: transform .15s ease; }

/* ============================================================ translation */
.editor-bar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(241, 244, 249, .93); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
  padding: 11px 24px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}
.editor-bar select { width: auto; padding: 7px 9px; font-size: 14px; }
.editor-bar .num { white-space: nowrap; }
.spacer { flex: 1; }
.filters { display: flex; border: 1px solid var(--line-strong); border-radius: 6px; overflow: hidden; background: #fff; }
.filters button { border: 0; border-radius: 0; background: #fff; color: var(--muted); padding: 7px 12px; font-size: 13.5px; }
.filters button + button { border-left: 1px solid var(--line); }
.filters button:hover { background: var(--surface-2); color: var(--ink); }
.filters button.on { background: var(--blue-soft); color: var(--blue); font-weight: 600; }

.doc { max-width: 1180px; padding: 22px 24px 40vh; }

.group {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 16px; overflow: hidden;
  box-shadow: 0 1px 2px rgba(12, 35, 64, .04);
}
.group.empty { display: none; }
.group > header {
  padding: 10px 18px; background: var(--surface-2); border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 12.5px; color: var(--ink-2);
  display: flex; align-items: center; gap: 8px;
}
.group > header b { color: var(--blue); font-weight: 600; }

.marker { padding: 12px 18px 0; color: var(--muted); font-size: 12px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.note {
  margin: 14px 18px; padding: 8px 12px; border-radius: 6px;
  background: var(--surface-2); border-left: 3px solid var(--orange);
  color: var(--ink-2); font-size: 13px; white-space: pre-wrap;
}
.note::before {
  content: "Note from the source file";
  display: block; font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 3px; font-weight: 600;
}
.asset { margin: 12px 18px; color: var(--muted); font-size: 12.5px; }
.code {
  margin: 12px 18px; padding: 10px 12px; border-radius: 8px; background: var(--ink); color: #d6e2f2;
  font-family: var(--mono); font-size: 12.5px; white-space: pre-wrap; overflow-x: auto;
}
.code .label { display: block; color: #8ba6c9; font-size: 11px; margin-bottom: 6px; text-transform: uppercase; letter-spacing: .05em; }

.seg {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px;
  padding: 14px 18px; border-top: 1px solid var(--line); align-items: start;
}
.group > .seg:first-child, .group > header + .seg { border-top: 0; }
.seg.hidden { display: none; }
.seg:hover { background: #fbfcfe; }
.seg[data-role="option"], .seg[data-role="reply"] { background: #fafcff; }
.seg[data-role="option"] .src, .seg[data-role="reply"] .src { padding-left: 14px; border-left: 3px solid var(--blue-soft); }
.seg[data-role="reply"] .src { margin-left: 22px; border-left-color: var(--line); }

.src { font-family: var(--mono); font-size: 13.5px; overflow-wrap: anywhere; }
.src-text { white-space: pre-wrap; }
.seg-meta { font-size: 11.5px; color: var(--muted); margin-bottom: 5px; display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.seg-meta:empty { display: none; }
.seg-meta b { font-weight: 650; color: var(--ink-2); text-transform: uppercase; letter-spacing: .04em; font-size: 11px; }
.seg-meta button { border: 0; background: none; color: var(--blue); padding: 0; font-size: 11.5px; cursor: pointer; font-weight: 500; }
.seg-meta button:hover { background: none; color: var(--blue-dark); text-decoration: underline; }

.tgt { position: relative; }
.tgt textarea {
  font-family: var(--mono); font-size: 13.5px; line-height: 1.55;
  min-height: 38px; padding: 8px 10px; overflow: hidden;
  border-color: var(--line);
}
.tgt textarea:hover { border-color: var(--line-strong); }
.seg[data-status="todo"] .tgt textarea { background: #fff; }
.seg[data-status="outdated"] .tgt textarea { border-color: #e8c893; background: #fffdf8; }
.tgt .hints { display: flex; gap: 12px; font-size: 11.5px; color: var(--muted); margin-top: 5px; flex-wrap: wrap; }
.tgt .hints .bad { color: var(--orange); }
.tgt .hints .over { color: var(--red); font-weight: 600; }

.status-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--line-strong);
  display: inline-block; flex: 0 0 auto;
}
.seg[data-status="done"] .status-dot { background: var(--green); }
.seg[data-status="outdated"] .status-dot { background: var(--orange); }
.seg.dirty .status-dot { background: var(--blue); }

.diff { font-family: var(--mono); font-size: 12.5px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin-top: 8px; white-space: pre-wrap; }
.diff del { background: #f8d7d4; text-decoration: line-through; }
.diff ins { background: #d7ecdf; text-decoration: none; }

.history { margin-top: 8px; border-left: 2px solid var(--line); padding-left: 12px; font-size: 12.5px; color: var(--muted); }
.history p { margin: 0 0 8px; }
.history code { color: var(--ink); white-space: pre-wrap; }

.drawer {
  position: fixed; right: 0; top: 0; bottom: 0; width: min(430px, 92vw);
  background: var(--surface); border-left: 1px solid var(--line); z-index: 40;
  padding: 26px; overflow: auto; transform: translateX(100%);
  transition: transform .18s ease; box-shadow: -8px 0 24px rgba(12, 35, 64, .08);
}
.drawer.open { transform: none; }
.drawer pre { white-space: pre-wrap; font-family: var(--sans); font-size: 14px; background: var(--surface-2); padding: 12px; border-radius: 8px; }

/* ================================================================ reports */
.report { margin-top: 16px; font-size: 13.5px; }
.report:empty { display: none; }
.report p { margin: 0 0 8px; }
.report ul { margin: 0 0 12px; padding-left: 20px; color: var(--muted); }
.report li { margin-bottom: 3px; overflow-wrap: anywhere; }
.report .bad { color: var(--red); font-weight: 600; }
.report .warn { color: var(--orange); font-weight: 600; }
.report .good { color: var(--green); font-weight: 600; }

/* ================================================================= narrow */
@media (max-width: 960px) {
  .side { position: static; width: auto; flex: none; }
  .side .logo { border-bottom: 0; }
  .side nav { display: flex; flex-wrap: wrap; gap: 4px; }
  .side .group-label { display: none; }
  .shell { display: block; }
  .main { margin-left: 0; }
  .wrap, .doc { padding: 22px 16px 60px; }
  .seg { grid-template-columns: 1fr; gap: 10px; }
  .editor-bar { position: static; }
}

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }