:root {
  --petrol: #4E9A93;
  --petrol-hell: #70CAC7;
  --dunkel: #0D2F39;
  --pink: #D90F5A;
  --linie: #d8e4e3;
  --grau: #667;
  --bg: #f4f6f6;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: #1b1b1b;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 15px; line-height: 1.45;
}
a { color: var(--petrol); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Kopfleiste */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--dunkel); color: #fff; padding: 10px 20px; gap: 16px;
  flex-wrap: wrap;
}
.marke { color: #fff; display: flex; align-items: center; gap: 8px; font-size: 19px; }
.marke b { font-weight: 700; }
.logo-zeichen {
  width: 20px; height: 20px; border-radius: 5px; background: #fff; position: relative;
}
.logo-zeichen::after {
  content: ""; position: absolute; left: 42%; top: 20%; width: 16%; height: 60%;
  background: var(--dunkel); border-radius: 2px;
}
.logo-sub { color: var(--petrol-hell); font-size: 13px; letter-spacing: .04em; }
.topnav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.topnav a { color: var(--petrol-hell); }
.wer { color: #cfe3e2; font-size: 13px; }
.inline { display: inline; margin: 0; }
.knopf-schlicht {
  background: transparent; border: 1px solid #ffffff55; color: #fff;
  padding: 5px 12px; border-radius: 6px; cursor: pointer; font-size: 13px;
}
.knopf-schlicht:hover { background: #ffffff18; }

.inhalt { max-width: 1120px; margin: 0 auto; padding: 22px 18px 60px; }

/* Statistik-Kacheln */
.kacheln { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.kachel {
  background: #fff; border: 1px solid var(--linie); border-radius: 10px;
  padding: 12px 18px; min-width: 120px;
}
.kachel .zahl { font-size: 26px; font-weight: 700; color: var(--dunkel); }
.kachel .txt { font-size: 12px; color: var(--grau); text-transform: uppercase; letter-spacing: .04em; }
.kachel.warn .zahl { color: var(--pink); }

/* Werkzeugleiste */
.werkzeug {
  display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
  background: #fff; border: 1px solid var(--linie); border-radius: 10px;
  padding: 12px; margin-bottom: 16px;
}
.werkzeug input[type=text], .werkzeug select {
  padding: 8px 10px; border: 1px solid #ccd; border-radius: 7px; font-size: 15px;
}
.werkzeug input[type=text] { min-width: 220px; flex: 1; }
.check { display: flex; align-items: center; gap: 6px; font-size: 14px; color: #334; }

/* Buttons */
.btn {
  display: inline-block; background: var(--petrol); color: #fff; border: none;
  padding: 9px 16px; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600;
}
.btn:hover { background: var(--petrol-hell); text-decoration: none; }
.btn.dunkel { background: var(--dunkel); }
.btn.geist { background: #fff; color: var(--dunkel); border: 1px solid #ccd; }
.btn.pink { background: var(--pink); }
.btn.klein { padding: 6px 11px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }

/* Geräte-Raster */
.raster { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.karte {
  background: #fff; border: 1px solid var(--linie); border-radius: 12px;
  overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .15s;
}
.karte:hover { box-shadow: 0 6px 20px #0d2f3915; }
.karte .bild {
  height: 120px; background: #fbfdfd center/contain no-repeat;
  border-bottom: 1px solid var(--linie);
  display: flex; align-items: center; justify-content: center;
}
.kein-bild { font-size: 12px; color: #aab; }
.karte .kopf { padding: 12px 14px 14px; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.karte .art { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--petrol); }
.karte .name { font-weight: 700; color: var(--dunkel); }
.karte .fuss { padding: 0 14px 12px; display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.badge {
  font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 700;
}
.badge.ok { background: #e3f4ee; color: #1c7a55; }
.badge.luecke { background: #fde3ec; color: var(--pink); }
.badge.grau { background: #eef1f1; color: var(--grau); }

/* Detailseite */
.zurueck { color: var(--grau); font-size: 14px; }
.detail-kopf { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin: 6px 0 18px; }
.detail-kopf h1 { margin: 4px 0; color: var(--dunkel); font-size: 24px; }
.spalten { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 820px) { .spalten { grid-template-columns: 1fr; } }
.block { background: #fff; border: 1px solid var(--linie); border-radius: 12px; padding: 16px 18px; margin-bottom: 16px; }
.block h2 { margin: 0 0 12px; font-size: 15px; color: var(--dunkel); text-transform: uppercase; letter-spacing: .04em; }
.feldzeile { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; align-items: center; margin-bottom: 8px; }
.feldzeile input {
  padding: 7px 9px; border: 1px solid #ccd; border-radius: 6px; font-size: 14px; width: 100%;
}
.feldzeile input.wert-luecke { border-color: var(--pink); background: #fff5f8; }
.feldzeile .feldname { color: #445; font-size: 14px; }
.feldzeile .weg { background: none; border: none; color: var(--pink); cursor: pointer; font-size: 18px; line-height: 1; }
.formzeile { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.formzeile label { flex: 1; min-width: 130px; font-size: 13px; color: var(--grau); }
.formzeile input, .formzeile select {
  width: 100%; padding: 7px 9px; border: 1px solid #ccd; border-radius: 6px; font-size: 14px; margin-top: 3px;
}
.vorschau { width: 100%; border: 1px solid var(--linie); border-radius: 8px; background: #fff; min-height: 400px; }
.hinweisbox { background: #fff8e6; border: 1px solid #f0d98a; border-radius: 8px; padding: 10px 12px; font-size: 13px; margin: 10px 0; }
.ki-box { background: #eefaf8; border: 1px solid #b6e3de; border-radius: 8px; padding: 12px; margin-top: 8px; font-size: 14px; }
.sicherheit { height: 7px; border-radius: 4px; background: #d8e4e3; overflow: hidden; margin: 6px 0; }
.sicherheit > span { display: block; height: 100%; background: var(--petrol); }
.knopfreihe { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.status { font-size: 13px; color: var(--grau); margin-left: 8px; }

/* Login/Setup */
.mitte { max-width: 400px; margin: 8vh auto; }
.login-karte { background: #fff; border: 1px solid var(--linie); border-radius: 14px; padding: 28px; }
.login-karte h1 { margin: 0 0 4px; color: var(--dunkel); }
.login-karte p.sub { color: var(--grau); margin: 0 0 18px; }
.login-karte label { display: block; margin-bottom: 12px; font-size: 14px; color: #445; }
.login-karte input { width: 100%; padding: 10px; border: 1px solid #ccd; border-radius: 8px; font-size: 15px; margin-top: 4px; }
.fehler { background: #fde3ec; color: #a01441; border-radius: 8px; padding: 9px 12px; margin-bottom: 12px; font-size: 14px; }

/* Tabellen (Benutzer) */
table.liste { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; }
table.liste th, table.liste td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--linie); font-size: 14px; }
table.liste th { background: #f0f5f5; color: var(--dunkel); }

@media (max-width: 620px) {
  .spalten { grid-template-columns: 1fr; }
  .feldzeile { grid-template-columns: 1fr 1fr auto; }
}