:root {
  --paper: #f3f5f8; --card: #ffffff; --ink: #0f1b24; --muted: #5d6b78; --line: #e1e6eb; --line-soft: #eef1f4;
  --post: #0a6b7c; --post-dark: #064c59; --post-tint: #dcecef; --on-post: #ffffff;
  --amber: #8a5200; --amber-bg: #fbeed0; --red: #a2262b; --red-bg: #f9dedc; --green: #1f6b45; --green-bg: #dcefe3;
  --chart: #00809a;
  --nav-bg: #ffffff; --nav-ink: #33414d; --hover: #f1f4f7;
  --radius: 12px; --radius-s: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
  --shadow-l: 0 12px 32px rgba(16, 24, 40, .16), 0 2px 6px rgba(16, 24, 40, .08);
  --font: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0c1318; --card: #141e26; --ink: #e8eef2; --muted: #93a3b0; --line: #24313b; --line-soft: #1b2730;
    --post: #4fb3c4; --post-dark: #7cd0de; --post-tint: #17353c; --on-post: #10181f;
    --amber: #f0b45a; --amber-bg: #3a2c12; --red: #ff8f8f; --red-bg: #40191b; --green: #7bd3a0; --green-bg: #17352a;
    --chart: #2fa3bc;
    --nav-bg: #101920; --nav-ink: #c9d4dc; --hover: #1a2630;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3); --shadow-l: 0 16px 40px rgba(0, 0, 0, .5);
  }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 14px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { line-height: 1.25; margin: 0; }
h1 { font-size: 26px; font-weight: 700; letter-spacing: -.01em; } h2 { font-size: 17px; font-weight: 650; } h3 { font-size: 14px; }
.muted { color: var(--muted); } .error { color: var(--red); } .num { font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--post); outline-offset: 2px; }
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; color: inherit; }
.small { font-size: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Anmeldung */
.login { min-height: 100%; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(380px, 100%); background: var(--card); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-l);
  padding: 32px; display: grid; gap: 14px; }
.login-card .version { margin: 0; font-size: 12px; text-align: center; }

/* Rahmen: helle Navigation, aktive Seite als weiche Markierung */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100%; }
.nav { background: var(--nav-bg); color: var(--nav-ink); border-right: 1px solid var(--line); padding: 20px 14px; display: flex; flex-direction: column;
  gap: 2px; position: sticky; top: 0; height: 100vh; }
.nav .brand { color: var(--ink); font-weight: 700; font-size: 16px; padding: 4px 10px 20px; overflow-wrap: anywhere;
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.nav button.nav-item { text-align: left; background: none; border: 0; color: inherit; padding: 9px 12px; border-radius: var(--radius-s); cursor: pointer;
  display: flex; justify-content: space-between; gap: 8px; font-weight: 500; }
.nav button.nav-item:hover { background: var(--hover); }
.nav button.nav-item[aria-current="page"] { background: var(--post-tint); color: var(--post); font-weight: 650; }
.nav .badge { background: var(--amber-bg); color: var(--amber); border-radius: 999px; padding: 0 8px; font-size: 12px; font-weight: 700; }
.nav .spacer { flex: 1; }
.nav .nav-version { padding: 6px 12px 0; font-size: 11px; color: var(--muted); }
.nav .who { padding: 14px 10px 8px; margin-top: 8px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.main { padding: 28px 32px 48px; min-width: 0; }
.main:focus { outline: none; }
.page-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }

/* Knöpfe und Formulare */
.btn { border: 1px solid var(--line); background: var(--card); padding: 8px 14px; border-radius: var(--radius-s); cursor: pointer; font-weight: 500;
  box-shadow: var(--shadow); transition: background .15s, border-color .15s; }
.btn:hover { border-color: color-mix(in srgb, var(--post) 60%, var(--line)); background: var(--hover); }
.btn.primary { background: var(--post); border-color: var(--post); color: var(--on-post); font-weight: 600; box-shadow: 0 1px 2px rgba(16, 24, 40, .12); }
.btn.primary:hover { background: var(--post-dark); }
.btn.danger { color: var(--red); }
.btn.small { padding: 2px 8px; font-size: 12px; border-radius: 6px; box-shadow: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
label { display: grid; gap: 4px; font-weight: 600; font-size: 13px; }
label.inline { display: flex; align-items: center; gap: 8px; font-weight: 400; }
input[type=text], input[type=password], input[type=search], input[type=number], input[type=date], input:not([type]), select, textarea {
  border: 1px solid var(--line); background: var(--card); padding: 9px 11px; border-radius: var(--radius-s); width: 100%; font-weight: 400;
  transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--post); box-shadow: 0 0 0 3px color-mix(in srgb, var(--post) 22%, transparent); }
textarea { min-height: 70px; resize: vertical; }

/* Karten und Hinweise */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px; }
.panel h2, .panel h3 { margin-bottom: 8px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0; }
.facts dt { color: var(--muted); } .facts dd { margin: 0; overflow-wrap: anywhere; }
details .facts { margin: 10px 0 14px; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.banner { padding: 10px 14px; border: 1px solid color-mix(in srgb, var(--post) 25%, transparent); border-radius: var(--radius-s);
  background: var(--post-tint); margin-bottom: 16px; }
.banner.warn { border-color: color-mix(in srgb, var(--amber) 30%, transparent); background: var(--amber-bg); }
.empty { padding: 30px 16px; text-align: center; color: var(--muted); }

/* Kacheln der Übersicht: Karten mit Farbpunkt */
.slots { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin: 4px 0 24px; }
.slot { position: relative; text-align: left; cursor: pointer; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px 18px; min-height: 112px; display: grid; align-content: space-between;
  transition: border-color .15s, box-shadow .15s, transform .15s; }
.slot::before { content: ""; position: absolute; top: 18px; right: 18px; width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.slot.review::before { background: #d99a2b; } .slot.err::before { background: var(--red); } .slot.ok::before { background: var(--green); } .slot.wait::before { background: var(--post); }
.slot:hover { border-color: var(--post); box-shadow: var(--shadow-l); transform: translateY(-1px); }
.slot .n { font-size: 34px; font-weight: 700; line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.slot .l { font-size: 13px; color: var(--muted); }

/* Reiter und Umschalter */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; padding: 10px 12px; cursor: pointer; color: var(--muted); font-weight: 500; }
.tabs button[aria-selected="true"] { color: var(--post); border-bottom-color: var(--post); font-weight: 600; }
.tabs button.dirty::after { content: " •"; color: var(--amber); }
.seg { display: inline-flex; gap: 2px; padding: 3px; background: var(--line-soft); border-radius: 10px; }
.seg button { border: 0; background: none; padding: 6px 14px; border-radius: 7px; cursor: pointer; color: var(--muted); font-weight: 500; }
.seg button[aria-pressed="true"] { background: var(--card); color: var(--ink); box-shadow: var(--shadow); font-weight: 650; }

/* Posteingang */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, 520px); gap: 16px; align-items: start; }
.split.single { grid-template-columns: minmax(0, 1fr); }
.toolbar { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }
.toolbar input { max-width: 340px; }
.toolbar select { width: auto; max-width: 260px; }
.tablewrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
th { font-size: 11px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; background: var(--card);
  border-bottom-color: var(--line); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
tr.row { cursor: pointer; }
tr.row:hover td { background: color-mix(in srgb, var(--post-tint) 55%, var(--card)); }
tr.row.sel td { background: color-mix(in srgb, var(--post-tint) 80%, var(--card)); }
tr.row.sel td:first-child { box-shadow: inset 3px 0 0 var(--post); }
td .sub { color: var(--muted); font-size: 13px; max-width: 46ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.pill.review { background: var(--amber-bg); color: var(--amber); } .pill.err { background: var(--red-bg); color: var(--red); }
.pill.ok { background: var(--green-bg); color: var(--green); } .pill.wait { background: var(--post-tint); color: var(--post-dark); }
.pager { display: flex; gap: 10px; align-items: center; margin-top: 12px; }
th.pickcol, td.pickcol { width: 34px; padding-right: 0; }
.pickcol input { width: 16px; height: 16px; cursor: pointer; } .pickcol input:disabled { cursor: not-allowed; }
.skipped { margin: 0; padding-left: 18px; display: grid; gap: 8px; max-height: 50vh; overflow-y: auto; }

/* Detail */
.detail { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); position: sticky; top: 12px;
  max-height: calc(100vh - 24px); overflow-y: auto; }
.detail header { padding: 18px 20px; border-bottom: 1px solid var(--line-soft); display: flex; justify-content: space-between; gap: 10px; }
.detail header h2 { overflow-wrap: anywhere; }
.detail > section { padding: 16px 20px; border-bottom: 1px solid var(--line-soft); }
.detail > section:last-child { border-bottom: 0; }
pre.body { white-space: pre-wrap; overflow-wrap: anywhere; font: 13px/1.5 var(--mono); background: var(--paper); padding: 12px; border-radius: var(--radius-s);
  margin: 0; max-height: 280px; overflow: auto; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; font-size: 12px; }
.chip.warn { background: var(--amber-bg); border-color: transparent; color: var(--amber); }
.chip.bad { background: var(--red-bg); border-color: transparent; color: var(--red); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
details summary { cursor: pointer; font-weight: 600; }

/* Laufweg */
.route { list-style: none; display: flex; margin: 0; padding: 0; }
.route li { flex: 1; position: relative; padding-top: 22px; font-size: 12px; text-align: center; color: var(--muted); }
.route li::before { content: ""; position: absolute; top: 7px; left: -50%; width: 100%; height: 2px; background: var(--line); }
.route li:first-child::before { display: none; }
.route li::after { content: ""; position: absolute; top: 0; left: calc(50% - 7px); width: 14px; height: 14px; border-radius: 50%; background: var(--card); border: 3px solid var(--line); }
.route li.done { color: var(--ink); } .route li.done::before { background: var(--post); } .route li.done::after { background: var(--post); border-color: var(--post); }
.route li.current { color: var(--ink); font-weight: 600; } .route li.current::before { background: var(--post); } .route li.current::after { border-color: #d99a2b; background: var(--amber-bg); }
.route li.blocked { color: var(--red); font-weight: 600; } .route li.blocked::before { background: var(--post); } .route li.blocked::after { border-color: var(--red); background: var(--red-bg); }
.route small { display: block; font-weight: 400; color: var(--muted); }

/* Statistik (Balken in --chart, geprüft mit dem Palettenvalidator gegen die Kartenflächen hell und dunkel) */
.stats h2 { margin-bottom: 12px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 18px; }
.kpi { display: grid; gap: 2px; padding: 12px 14px; background: var(--paper); border-radius: var(--radius-s); }
.kpi .v { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi .l { font-weight: 600; font-size: 13px; } .kpi .n { color: var(--muted); font-size: 12px; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 24px; }
.chart { margin: 0; min-width: 0; } .chart.wide { grid-column: 1 / -1; }
.chart figcaption { font-weight: 600; font-size: 13px; margin-bottom: 8px; }
.cols { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 2px; height: 140px; align-items: end; border-bottom: 1px solid var(--line); }
.col { position: relative; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; outline-offset: 1px; }
.col .bar { width: min(24px, 100%); background: var(--chart); border-radius: 4px 4px 0 0; min-height: 0; }
.col .cap { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; line-height: 1.4; }
.col:hover .bar, .col:focus-visible .bar, .hbar:hover .bar, .hbar:focus-visible .bar { filter: brightness(1.15); }
.col-labels { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 2px; font-size: 11px; color: var(--muted); margin-top: 4px; }
.col-labels span { text-align: center; white-space: nowrap; overflow: visible; }
.hbars { display: grid; gap: 6px; }
.hbar { display: grid; grid-template-columns: minmax(90px, 38%) 1fr 3ch; gap: 8px; align-items: center; font-size: 13px; position: relative; }
.hbar .hl { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hbar .track { height: 14px; } .hbar .bar { display: block; height: 100%; background: var(--chart); border-radius: 0 4px 4px 0; min-width: 2px; }
.hbar .hv { text-align: right; color: var(--ink); }
[data-tip]:hover::after, [data-tip]:focus-visible::after { content: attr(data-tip); position: absolute; bottom: calc(100% + 4px); left: 50%; transform: translateX(-50%);
  background: var(--ink); color: var(--card); font-size: 12px; font-weight: 600; padding: 4px 8px; border-radius: 6px; white-space: nowrap; z-index: 5; pointer-events: none; }
.stat-table { margin-top: 14px; } .grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }

/* Branding */
.brand-logo { display: block; max-height: 56px; max-width: 220px; object-fit: contain; }
.nav .brand .brand-logo { max-height: 44px; max-width: 170px; }
.settings-brand { max-width: 820px; display: grid; gap: 14px; }
.brand-grid { display: grid; gap: 14px; }
.color-pick { display: flex; gap: 8px; align-items: center; max-width: 260px; }
.color-pick input[type=color] { width: 44px; height: 38px; padding: 3px; border: 1px solid var(--line); border-radius: var(--radius-s); background: var(--card); cursor: pointer; }
.logo-pick { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.logo-preview { max-height: 48px; max-width: 200px; object-fit: contain; background: var(--paper); padding: 4px; border: 1px solid var(--line); border-radius: 6px; }
.lbl { font-weight: 600; font-size: 13px; }

/* Einstellungen */
.settings { display: grid; gap: 0; max-width: 820px; }
.settings fieldset { margin: 0 0 16px; display: grid; gap: 14px; }
.settings legend { font-weight: 700; font-size: 15px; padding: 0 6px; }
.set-row { display: grid; gap: 6px; }
.set-meta { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; font-size: 12px; }
.settings-actions { position: sticky; bottom: 0; background: var(--paper); padding: 12px 0; margin-top: 4px; border-top: 1px solid var(--line); }
.conn-box, .retention-box { border-top: 1px solid var(--line-soft); padding-top: 12px; display: grid; gap: 8px; }
.conn-box h3, .retention-box h3 { font-size: 14px; } .conn-box p, .retention-box p { margin: 0; }
.conn-box input[type=text] { max-width: 320px; }
.conn-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.conn-steps li { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.conn-steps .mark { font-weight: 700; width: 1.2em; } .conn-steps li.ok .mark { color: var(--green); } .conn-steps li.bad .mark { color: var(--red); }
.conn-steps li.warn .mark { color: var(--amber); } .conn-steps li.off .mark { color: var(--muted); }
code { font-family: var(--mono); font-size: 12px; background: var(--paper); padding: 1px 4px; border-radius: 4px; }
ul.plain { margin: 0; padding-left: 18px; display: grid; gap: 2px; }

/* Benutzer */
.scope-box { border: 1px solid var(--line); border-radius: var(--radius-s); padding: 10px 12px; display: grid; gap: 8px; margin: 0; }
.scope-box legend { font-weight: 600; font-size: 13px; padding: 0 4px; }
.unit-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 4px 12px; }

/* Belegstelle */
q.evidence { font-style: italic; } q.evidence::before { content: "„"; } q.evidence::after { content: "“"; }
mark.evidence-mark { background: color-mix(in srgb, #d99a2b 35%, transparent); color: inherit; border-radius: 3px; padding: 0 2px; }

/* Qualität */
table.confusion td.hit { font-weight: 700; background: var(--green-bg); color: var(--green); }
table.confusion td.miss { font-weight: 700; background: var(--amber-bg); color: var(--amber); }
table.confusion td.zero { color: var(--line); } table.confusion th { white-space: normal; }
.num-input { width: 90px !important; }
.quality-page .panel h2 { margin-bottom: 12px; }

/* Testdaten zurücksetzen */
.reset-panel { max-width: 820px; display: grid; gap: 12px; border-color: color-mix(in srgb, var(--red) 35%, var(--line)); }
.reset-panel h2 { color: var(--red); } .reset-panel p { margin: 0; }
.reset-options { display: grid; gap: 6px; } .confirm-input { max-width: 160px; }

/* KI-Verbrauch */
.limit-row { display: grid; gap: 4px; margin-bottom: 12px; }
#usage-range { width: auto; }
.usage-now .chart { margin-top: 8px; }
.limit-head { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: 13px; }
.meter { height: 8px; background: var(--line-soft); border-radius: 999px; overflow: hidden; }
.meter .bar { display: block; height: 100%; background: var(--chart); border-radius: 999px; }
.meter.warn .bar { background: #d99a2b; } .meter.reached .bar { background: var(--red); }

/* CSV-Import */
.csv-list { max-height: 240px; overflow-y: auto; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 8px 12px; }
.csv-list h3 { margin-bottom: 6px; } .csv-list ul { margin: 0; padding-left: 18px; display: grid; gap: 4px; }

/* Protokoll */
.audit-filter { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px 12px; align-items: end; margin-bottom: 16px; }
.audit-filter .row-actions, .audit-filter p { grid-column: 1 / -1; }
table.audit td { font-size: 13px; } table.audit details { margin-top: 4px; } table.audit pre.body { max-height: 200px; font-size: 12px; }
.nowrap { white-space: nowrap; } .mono { font-family: var(--mono); overflow-wrap: anywhere; }
@media print {
  .nav, .no-print, .toast { display: none !important; }
  .shell { display: block; } .main { padding: 0; } body { background: #fff; color: #000; }
  .tablewrap { box-shadow: none; border: 0; overflow: visible; } th, td { padding: 4px 6px; }
}

/* Dialog, Toast */
.dlg { border: 0; border-radius: 16px; box-shadow: var(--shadow-l); background: var(--card); color: var(--ink); padding: 24px; width: min(620px, 94vw); }
.dlg::backdrop { background: rgba(12, 19, 24, .45); backdrop-filter: blur(3px); }
.dlg form { display: grid; gap: 12px; }
.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: #16222d; color: #fff; padding: 12px 18px; border-radius: 10px;
  box-shadow: var(--shadow-l); max-width: 90vw; opacity: 0; pointer-events: none; transition: opacity .15s; }
.toast.show { opacity: 1; } .toast.bad { background: var(--red); color: #fff; }

@media (prefers-color-scheme: dark) {
  .nav .brand .brand-logo { background: #fff; padding: 4px 6px; border-radius: 6px; }  /* Logos sind meist für hellen Grund gestaltet */
}
@media (max-width: 1100px) { .split { grid-template-columns: minmax(0, 1fr); } .detail { position: static; max-height: none; } }
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .nav { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; border-right: 0; border-bottom: 1px solid var(--line); }
  .nav .brand { padding: 4px 10px; } .nav .spacer { display: none; } .nav .who { border-top: 0; margin-top: 0; padding: 8px 10px; }
  .main { padding: 16px; } .grid2 { grid-template-columns: 1fr; }
  .charts, .grid3 { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .toast, .slot, .btn, input { transition: none; } .slot:hover { transform: none; } }