:root{
  --bg:#ffffff; --panel:#ffffff; --panel2:#f4f6fa; --line:#dfe4ec;
  --txt:#1b2333; --muted:#63708a;
  --ok:#1a8f52; --warn:#c98407; --bad:#c9352b; --accent:#1f6fd0; --accent2:#7a4bd0;
  --editable:#ffffff;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--txt);
  font-family:"Segoe UI",system-ui,-apple-system,Helvetica,Arial,sans-serif;font-size:14px}
a{color:var(--accent);text-decoration:none}
header{padding:20px 24px 8px;border-bottom:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;justify-content:space-between}
h1{margin:0;font-size:22px;letter-spacing:.3px}
h2{font-size:15px;margin:0 0 12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.sub{color:var(--muted);font-size:12px;margin-top:4px}

/* Primär-Navigation (Module) */
nav.module-nav{display:flex;gap:6px;flex-wrap:wrap;padding:12px 24px 0;max-width:1500px;margin:0 auto;border-bottom:1px solid var(--line)}
nav.module-nav button{background:transparent;color:var(--muted);border:1px solid transparent;border-bottom:2px solid transparent;border-radius:8px 8px 0 0;padding:10px 16px;font-weight:650;margin-bottom:-1px}
nav.module-nav button.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--panel2)}
nav.module-nav button:hover:not(.active){color:var(--txt);background:var(--panel2)}

/* Sekundär-Tabs (Finanzbericht) */
nav.tabs{display:flex;gap:6px;flex-wrap:wrap;padding:12px 24px 0;max-width:1500px;margin:0 auto}
nav.tabs[hidden]{display:none!important}
nav.tabs button{background:transparent;color:var(--muted);border:1px solid transparent;border-radius:8px;padding:8px 12px;font-weight:600}
nav.tabs button.active{background:var(--panel2);color:var(--accent);border-color:var(--line)}

main{padding:20px 24px 60px;max-width:1500px;margin:0 auto}
section{margin-bottom:28px;display:none}
section.active{display:block}
.module-panel[hidden]{display:none!important}
.module-panel:not([hidden]){display:block}

/* Startseite */
.home-intro{margin-bottom:22px}
.home-greeting{font-size:20px;text-transform:none;letter-spacing:.2px;color:var(--txt);font-weight:650;margin:0 0 6px}
.home-lead{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.module-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.module-tile{display:flex;flex-direction:column;align-items:flex-start;gap:8px;text-align:left;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 18px 16px;
  box-shadow:0 1px 3px rgba(27,35,51,.07);cursor:pointer;font:inherit;color:inherit;width:100%}
button.module-tile{background:var(--panel);color:var(--txt)}
.module-tile:hover:not(.muted){border-color:var(--accent);box-shadow:0 2px 10px rgba(31,111,208,.12)}
.module-tile.muted{opacity:.55;cursor:not-allowed;pointer-events:none}
.module-tile-icon{font-size:22px;line-height:1}
.module-tile-title{font-size:16px;font-weight:650;letter-spacing:.2px}
.module-tile-desc{font-size:13px;color:var(--muted);line-height:1.45}

.grid{display:grid;gap:14px}
.k5{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.k2{grid-template-columns:repeat(auto-fit,minmax(420px,1fr))}
.k3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:0 1px 3px rgba(27,35,51,.07);overflow-x:auto;-webkit-overflow-scrolling:touch}
.card.tight{padding:14px 16px}
.kpi-l{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}
.kpi-v{font-size:26px;font-weight:650;margin-top:6px;letter-spacing:.5px}
.kpi-s{font-size:12px;color:var(--muted);margin-top:4px}
.ok{color:var(--ok)}.warn{color:var(--warn)}.bad{color:var(--bad)}.acc{color:var(--accent)}
.pill{display:inline-block;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:600}
.pill.ok{background:#e4f5eb;color:var(--ok)}
.pill.warn{background:#fdf2dd;color:var(--warn)}
.pill.bad{background:#fbe6e4;color:var(--bad)}
.pill.muted{background:var(--panel2);color:var(--muted)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 9px;text-align:right;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.6px;font-weight:600}
th:first-child,td:first-child,th.l,td.l{text-align:left}
tbody tr:hover{background:var(--panel2)}
tfoot td{font-weight:700;border-top:2px solid var(--line);border-bottom:none}
input,select{background:var(--panel2);color:var(--txt);border:1px solid var(--line);
  border-radius:7px;padding:6px 8px;font:inherit;font-size:13px;width:100%}
input.editable,select.editable{background:var(--editable)}
input[type=number]{text-align:right}
input:focus,select:focus{outline:none;border-color:var(--accent)}
button{background:var(--accent);color:#ffffff;border:0;border-radius:8px;padding:8px 14px;
  font:inherit;font-weight:650;cursor:pointer}
button.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}
button.del{background:transparent;color:var(--bad);border:1px solid var(--line);padding:4px 9px;font-size:12px}
button:hover{filter:brightness(1.1)}
button:disabled{opacity:.5;cursor:not-allowed}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.f{display:flex;flex-direction:column;gap:5px;min-width:150px}
.f label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
.bar{height:22px;background:var(--panel2);border-radius:6px;overflow:hidden;display:flex}
.bar span{display:block;height:100%}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:10px}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.mini{font-size:11px;color:var(--muted)}
.hint{background:var(--panel2);border-left:3px solid var(--accent);border-radius:8px;
  padding:10px 14px;color:var(--muted);font-size:12.5px;line-height:1.6}
.chart-wrap{position:relative;height:260px;margin-top:8px}
.chart-wrap.sm{height:220px}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--panel2);padding:24px}
.login-card{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px 26px;box-shadow:0 4px 20px rgba(27,35,51,.08)}
.login-card h1{font-size:22px;margin-bottom:4px}
.login-card .err{color:var(--bad);font-size:13px;margin-top:10px;min-height:1.2em}
.login-card button{width:100%;margin-top:14px}
@media (max-width:640px){
  main{padding:14px 12px 50px}h1{font-size:19px}.kpi-v{font-size:22px}
  header{padding:14px 12px 8px}th,td{padding:7px 7px;font-size:12px}
  input,select{font-size:12px;padding:5px 6px}
  .k2{grid-template-columns:1fr}
  nav.module-nav,nav.tabs{padding-left:12px;padding-right:12px}
  .home-greeting{font-size:18px}
}
@media print{
  body{background:#fff;color:#000}
  .card{box-shadow:none;border-color:#ccc}
  button,.module-nav,.tabs,#module-home{display:none!important}
  header{border-color:#ccc}
  #module-finanzbericht{display:block!important}
  #module-finanzbericht > section{display:block!important}
}