:root{
  color-scheme: dark;
  --bg:#0e1116; --karte:#161a21; --karte2:#1b2028; --linie:#252c37;
  --text:#e8edf4; --leise:#8c98a8; --akzent:#5b9cf8; --gruen:#4ade80;
  --gelb:#fbbf24; --rot:#f87171; --radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--text);
  font:15px/1.5 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-variant-numeric:tabular-nums;
}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}

/* Kopfzeile */
.topbar{position:sticky;top:0;z-index:30;background:rgba(14,17,22,.88);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--linie)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.marke{display:flex;align-items:center;gap:11px;font-weight:650;letter-spacing:-.01em}
.marke em{display:block;font-style:normal;font-size:11.5px;font-weight:450;color:var(--leise)}
.punkt{width:9px;height:9px;border-radius:50%;background:var(--akzent);
  box-shadow:0 0 14px var(--akzent)}
nav{display:flex;gap:6px}
nav a{padding:7px 13px;border-radius:9px;color:var(--leise);font-size:14px;font-weight:500}
nav a:hover{color:var(--text);background:var(--karte)}
nav a.aktiv{color:var(--text);background:var(--karte2)}

/* Titelbereich */
.kopf{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin:34px 0 22px}
h1{font-size:24px;line-height:1.25;margin:0 0 5px;letter-spacing:-.02em}
.unter{color:var(--leise);font-size:14px;margin:0}

/* Karten */
.karte{background:var(--karte);border:1px solid var(--linie);border-radius:var(--radius)}
.kpi-reihe{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:26px}
.kpi{padding:16px 18px}
.kpi .label{font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--leise)}
.kpi .wert{font-size:23px;font-weight:640;margin-top:7px;letter-spacing:-.02em}
.kpi .zusatz{font-size:12.5px;color:var(--leise);margin-top:3px}

/* Tabellen */
.tabelle{width:100%;border-collapse:collapse}
.tabelle th{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;
  color:var(--leise);font-weight:550;text-align:right;padding:11px 14px;
  border-bottom:1px solid var(--linie);white-space:nowrap}
.tabelle th:first-child,.tabelle td:first-child{text-align:left}
.tabelle td{padding:12px 14px;border-bottom:1px solid var(--linie);text-align:right}
.tabelle tbody tr:last-child td{border-bottom:none}
.tabelle tbody tr:hover{background:rgba(255,255,255,.017)}
.whg{font-weight:570}
.whg small{display:block;font-weight:400;font-size:12px;color:var(--leise);margin-top:2px}
.leise{color:var(--leise)}
.mini{font-size:12px;color:var(--leise)}

/* Delta-Chips */
.chip{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12.5px;
  background:var(--karte2);border:1px solid var(--linie)}
.chip.gut{color:var(--gruen);border-color:rgba(74,222,128,.28);background:rgba(74,222,128,.09)}
.chip.mittel{color:var(--gelb);border-color:rgba(251,191,36,.28);background:rgba(251,191,36,.09)}
.chip.schlecht{color:var(--rot);border-color:rgba(248,113,113,.28);background:rgba(248,113,113,.09)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--akzent);color:#08121f;
  border:0;border-radius:10px;padding:10px 18px;font:inherit;font-weight:620;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.zart{background:var(--karte2);color:var(--text);border:1px solid var(--linie)}

/* Erfassung */
.einheit{margin-bottom:14px;overflow:hidden}
.einheit-kopf{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;background:var(--karte2);border-bottom:1px solid var(--linie);flex-wrap:wrap}
.einheit-kopf .titel{font-weight:620;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.einheit-kopf .titel span{font-weight:400;font-size:13px;color:var(--leise)}
.zaehler-zeile{display:grid;grid-template-columns:minmax(150px,1.4fr) 132px 130px 152px 150px;
  align-items:center;gap:14px;padding:11px 18px;border-bottom:1px solid var(--linie)}
.zaehler-zeile:last-child{border-bottom:none}
.zaehler-zeile .name{font-weight:530}
.zaehler-zeile .name small{display:block;font-weight:400;font-size:11.5px;color:var(--leise)}
.kopfzeile{background:rgba(255,255,255,.022);font-size:11.5px;text-transform:uppercase;
  letter-spacing:.06em;color:var(--leise);padding-top:9px;padding-bottom:9px}
.rechts{text-align:right}
input.stand{width:100%;background:#0b0e13;border:1px solid #2c3441;color:var(--text);
  border-radius:9px;padding:9px 11px;font:inherit;text-align:right;
  font-variant-numeric:tabular-nums;transition:border-color .15s,box-shadow .15s}
input.stand:focus{outline:0;border-color:var(--akzent);box-shadow:0 0 0 3px rgba(91,156,248,.16)}
input.stand.gut{border-color:rgba(74,222,128,.45)}
input.stand.mittel{border-color:rgba(251,191,36,.5)}
input.stand.schlecht{border-color:rgba(248,113,113,.55)}
input.stand::placeholder{color:#4c5665}
.vor{color:var(--text)}
.vor small{display:block;color:var(--leise);font-size:11.5px}

/* Meldungen */
.meldung{border-radius:12px;padding:13px 16px;margin-bottom:16px;font-size:14px;
  border:1px solid var(--linie);background:var(--karte)}
.meldung.ok{border-color:rgba(74,222,128,.3);background:rgba(74,222,128,.08);color:#bbf7d0}
.meldung.fehler{border-color:rgba(248,113,113,.32);background:rgba(248,113,113,.08);color:#fecaca}
.meldung.warnung{border-color:rgba(251,191,36,.3);background:rgba(251,191,36,.07);color:#fde68a}
.meldung ul{margin:6px 0 0;padding-left:20px}
.meldung li{margin:3px 0}

/* Speicherleiste */
.speicherleiste{position:sticky;bottom:0;z-index:20;margin-top:18px;
  background:rgba(14,17,22,.92);backdrop-filter:blur(12px);
  border-top:1px solid var(--linie);padding:14px 0}
.speicherleiste .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.fortschritt{height:5px;background:var(--karte2);border-radius:4px;overflow:hidden;width:220px}
.fortschritt i{display:block;height:100%;background:var(--akzent);border-radius:4px;
  transition:width .2s ease}

.fuss{margin:40px auto 30px;color:#5f6b7a;font-size:12.5px}
@media(max-width:860px){
  .zaehler-zeile{grid-template-columns:1fr 1fr;gap:8px 12px;
    padding:14px 16px;border-bottom:1px solid var(--linie)}
  .kopfzeile{display:none}
  .zaehler-zeile .name{grid-column:1/-1}
  .zaehler-zeile .rechts{text-align:left}
  .tabelle th,.tabelle td{padding:10px 10px;font-size:13.5px}
  .tabelle .opt{display:none}
}

/* Warnhinweis bei rückläufigem Zählerstand */
.warn{display:inline-flex;align-items:center;justify-content:center;width:17px;height:17px;
  border-radius:50%;background:rgba(251,191,36,.15);color:var(--gelb);
  border:1px solid rgba(251,191,36,.45);font-size:11px;font-weight:700;
  vertical-align:middle;margin-left:6px;cursor:help}

/* ---------------------------------------------------- Formulare und Abrechnung */
.pad{padding:18px 20px 22px}
h2{font-size:15.5px;margin:0 0 14px;letter-spacing:-.01em;font-weight:620}
h2 .mini{font-weight:400;margin-left:8px}
.feld{width:100%;background:#0b0e13;border:1px solid #2c3441;color:var(--text);
  border-radius:9px;padding:8px 11px;font:inherit;font-variant-numeric:tabular-nums}
.feld:focus{outline:0;border-color:var(--akzent);box-shadow:0 0 0 3px rgba(91,156,248,.16)}
.feld.klein{width:118px;text-align:right}
.formgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:13px 16px}
.formgrid label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--leise)}
.formfuss{grid-column:1/-1;display:flex;justify-content:flex-end;margin-top:6px}
.knopf-zart{background:transparent;border:1px solid var(--linie);color:var(--leise);
  border-radius:8px;padding:6px 11px;font:inherit;font-size:12.5px;cursor:pointer;
  white-space:nowrap;display:inline-block}
.knopf-zart:hover{color:var(--text);border-color:#3d4757}
.spalten{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.spalten{grid-template-columns:1fr}}
details summary{cursor:pointer;color:var(--leise);font-size:12.5px;margin-bottom:10px}
details summary:hover{color:var(--text)}

.pruefliste{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.pruefliste li{display:flex;align-items:center;gap:14px;padding:12px 14px;
  background:var(--karte2);border-radius:10px;border:1px solid var(--linie)}
.pruefliste .symbol{width:9px;height:9px;border-radius:50%;background:var(--leise);flex:0 0 auto}
.pruefliste li.gut .symbol{background:var(--gruen);box-shadow:0 0 10px rgba(74,222,128,.55)}
.pruefliste li.schlecht .symbol{background:var(--rot);box-shadow:0 0 10px rgba(248,113,113,.55)}
.pruefliste li>div{flex:1;font-size:13.5px}

.wohneinheit{margin-bottom:14px}
.zeile-kopf{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;
  margin-bottom:6px}
.zeile-kopf h2{margin-bottom:2px}
.zeile-fuss{display:flex;justify-content:flex-end;margin-top:10px}
.saldo-block{text-align:right;padding:7px 13px;border-radius:11px;background:var(--karte2);
  border:1px solid var(--linie);white-space:nowrap}
.saldo-block .saldo{font-size:19px;font-weight:660;letter-spacing:-.02em}
.saldo-block.guthaben .saldo{color:var(--gruen)}
.saldo-block.nachzahlung .saldo{color:var(--rot)}

table.tabelle.kompakt th,table.tabelle.kompakt td{padding:8px 12px;font-size:13.5px}
table.tabelle tfoot td{border-top:1px solid var(--linie);color:var(--leise)}
table.tabelle tfoot tr.summe td{color:var(--text);font-weight:600}
table.tabelle tfoot tr.saldozeile td{color:var(--text);font-weight:650;font-size:15px;
  border-top:none}
.tabelle td .chip{margin-left:8px;font-size:11px}

.formgrid input, .formgrid select, .formgrid textarea {
  width:100%; background:#0b0e13; border:1px solid #2c3441; color:var(--text);
  border-radius:9px; padding:8px 11px; font:inherit; font-variant-numeric:tabular-nums;
}
.formgrid input:focus, .formgrid select:focus {
  outline:0; border-color:var(--akzent); box-shadow:0 0 0 3px rgba(91,156,248,.16);
}
.formgrid input::placeholder { color:#4c5665; }

/* ------------------------------------------------------------------ Anmeldung */
.konto{display:flex;align-items:center;gap:10px;margin-left:16px;
  padding-left:16px;border-left:1px solid var(--linie)}
.konto form{margin:0}
.login-seite{display:flex;align-items:center;justify-content:center;min-height:100vh;
  padding:24px;background:radial-gradient(circle at 50% 0%,#141a24 0%,var(--bg) 55%)}
.login-karte{width:100%;max-width:380px;background:var(--karte);border:1px solid var(--linie);
  border-radius:18px;padding:30px 28px 26px;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.login-karte h1{font-size:21px;margin-bottom:4px}
.login-karte .btn{margin-top:8px}
.feld-label{display:block;font-size:12px;color:var(--leise);margin-bottom:13px}
.feld-label .feld{margin-top:5px}
.login-karte code{background:var(--karte2);padding:1px 6px;border-radius:5px;font-size:11.5px}
@media(max-width:860px){
  .konto{margin-left:auto;padding-left:0;border-left:0}
  .topbar-inner{flex-wrap:wrap;height:auto;padding:10px 0;gap:8px}
  .topbar-inner nav{flex-wrap:wrap}
}