:root{
  --navy:#0C1D33;          /* SAM Dunkelblau */
  --navy-2:#13293F;
  --ink:#1B2A3A;
  --muted:#6B7A8C;
  --line:#E3E9EF;
  --paper:#F4F7FA;
  --card:#FFFFFF;
  --accent:#3BB7E8;        /* SAM Hellblau */
  --accent-dark:#1E96C8;
  --accent-soft:#E4F4FC;
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:'Inter',sans-serif;
  background:var(--paper);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
.num{font-family:'Archivo',sans-serif;font-variant-numeric:tabular-nums}

/* ---------- Header ---------- */
header{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);
  color:#fff;
  padding:28px 40px 26px;
}
.head-inner{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:14px}
.brand-logo{height:42px;width:auto;display:block}
.brand-mark{
  width:44px;height:44px;border-radius:11px;
  background:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-family:'Archivo',sans-serif;font-weight:800;font-size:17px;color:var(--navy);
  letter-spacing:.5px;
}
.brand h1{font-family:'Archivo',sans-serif;font-size:17px;font-weight:700;letter-spacing:.2px}
.brand p{font-size:12.5px;color:#9FB0C2;margin-top:2px}
.head-right{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.chip{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;padding:8px 16px;
  font-size:13px;font-weight:500;color:#DCE6F0;
  display:flex;align-items:center;gap:8px;
}
.chip .num{font-weight:600;color:#fff}
.chip-btn{font:inherit;cursor:pointer;appearance:none}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(59,183,232,.55)}70%{box-shadow:0 0 0 8px rgba(59,183,232,0)}100%{box-shadow:0 0 0 0 rgba(59,183,232,0)}}
@media (prefers-reduced-motion:reduce){.live-dot{animation:none}}

.partner-band{max-width:1180px;margin:22px auto 0;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.partner-band h2{font-family:'Archivo',sans-serif;font-size:26px;font-weight:800;letter-spacing:-.3px}
.partner-band span{font-size:13.5px;color:#9FB0C2}

/* ---------- Layout ---------- */
main{max-width:1180px;margin:0 auto 60px;padding:0 40px}
@media(max-width:720px){header{padding:22px 20px}main{padding:0 16px}}

/* ---------- KPI Cards ---------- */
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
@media(max-width:860px){.kpis{grid-template-columns:1fr}}
.kpi{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px 20px;display:flex;gap:18px;align-items:flex-start;
  box-shadow:0 1px 2px rgba(12,29,51,.04);
}
.kpi-ico{
  width:42px;height:42px;border-radius:10px;flex:none;
  background:var(--accent-soft);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;
}
.kpi-ico svg{width:20px;height:20px}
.kpi-val{font-family:'Archivo',sans-serif;font-size:28px;font-weight:800;letter-spacing:-.4px;line-height:1.1}
.kpi-label{font-size:13px;color:var(--muted);margin-top:5px;font-weight:500}
.kpi-sub{margin-top:9px;display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--accent-dark);background:var(--accent-soft);border-radius:6px;padding:3px 8px}

/* ---------- Zeitraum-Filter ---------- */
.filter-bar{margin-top:26px;padding:16px 20px}
.filter-bar form{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap}
.filter-field{display:flex;flex-direction:column;gap:6px}
.filter-field label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.filter-field input[type="date"]{padding:9px 12px;border:1px solid var(--line);border-radius:10px;font-family:'Inter',sans-serif;font-size:14px;color:var(--ink);background:#fff}
.filter-field input[type="date"]:focus{outline:none;border-color:var(--accent-dark);box-shadow:0 0 0 3px var(--accent-soft)}

/* ---------- Sections ---------- */
section{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-top:18px;box-shadow:0 1px 2px rgba(12,29,51,.04)}
.sec-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px 0;flex-wrap:wrap}
.sec-head h3{font-family:'Archivo',sans-serif;font-size:15px;font-weight:700;letter-spacing:.2px}
.legend{display:flex;gap:18px;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.legend b{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}

#chart-wrap{padding:6px 14px 14px}
#chart{width:100%;height:auto;display:block}

/* ---------- Table ---------- */
.tbl-wrap{overflow-x:auto;padding:6px 8px 10px}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:13px 16px;text-align:right;font-size:13.5px;white-space:nowrap}
th:first-child,td:first-child{text-align:left}
th:nth-child(2),td:nth-child(2){text-align:left}
thead th{
  font-size:11px;letter-spacing:.8px;text-transform:uppercase;
  color:var(--muted);font-weight:600;border-bottom:1px solid var(--line);
}
tbody tr{border-bottom:1px solid var(--line)}
tbody tr:hover{background:#FAFCFE}
td.num{font-weight:500}
td.na{color:#B4C0CC}
tfoot td{font-weight:700;font-family:'Archivo',sans-serif;background:#F3FAFD;border-top:2px solid var(--accent)}
.dev-badge{display:inline-flex;align-items:center;gap:7px;font-weight:500}
.dev-badge i{width:7px;height:7px;border-radius:50%;display:inline-block}

/* ---------- Footer note ---------- */
.note{
  margin-top:18px;padding:16px 20px;border-radius:12px;
  background:#FFF;border:1px dashed #C9D4DF;
  font-size:12.5px;color:var(--muted);line-height:1.6;
}
.note b{color:var(--ink)}
footer{max-width:1180px;margin:26px auto 0;padding:0 40px 30px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
@media(max-width:720px){footer{padding:0 16px 24px}}
footer a{color:var(--accent-dark);text-decoration:none;font-weight:600}

@media print{
  body{background:#fff}
  header{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  section,.kpi{box-shadow:none}
}

/* =====================================================================
   Erweiterungen fuer Login- und Zugangsverwaltungs-Seiten
   ===================================================================== */

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:'Inter',sans-serif;font-size:13.5px;font-weight:600;
  padding:10px 18px;border-radius:10px;border:1px solid transparent;
  cursor:pointer;text-decoration:none;line-height:1.2;
}
.btn-primary{background:var(--accent);color:var(--navy)}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--accent-dark);color:var(--accent-dark)}
.btn-danger{background:#FBEAEA;color:#B3261E}
.btn-danger:hover{background:#B3261E;color:#fff}
.btn-sm{padding:6px 12px;font-size:12.5px;border-radius:8px}

/* ---------- Forms ---------- */
.form-card{padding:24px}
.field{margin-bottom:18px;max-width:420px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.4px}
.field input[type="text"],
.field input[type="password"],
.field select{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:'Inter',sans-serif;font-size:14px;color:var(--ink);background:#fff;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-dark);box-shadow:0 0 0 3px var(--accent-soft)}
.field-checkbox{display:flex;align-items:center;gap:8px}
.field-checkbox input{width:16px;height:16px}
.field-hint{font-size:12px;color:var(--muted);margin-top:6px}
.field-error{font-size:12px;color:#B3261E;margin-top:6px;font-weight:600}
.form-actions{display:flex;gap:12px;padding:0 24px 24px}

/* ---------- Alerts ---------- */
.alert{border-radius:10px;padding:13px 18px;font-size:13.5px;margin-top:18px}
.alert-success{background:#E7F7EE;color:#1E7A44;border:1px solid #BEE9CE}
.alert-error{background:#FBEAEA;color:#B3261E;border:1px solid #F3C7C4}

/* ---------- Zugangsverwaltung ---------- */
.badge-role{display:inline-flex;align-items:center;font-size:11.5px;font-weight:700;letter-spacing:.3px;padding:4px 10px;border-radius:999px;text-transform:uppercase}
.badge-role-admin{background:var(--navy);color:#fff}
.badge-role-user{background:var(--accent-soft);color:var(--accent-dark)}
.badge-status{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600}
.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.status-dot.on{background:#2FAE60}
.status-dot.off{background:#B4C0CC}
.table-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}

/* ---------- Login ---------- */
.login-page{
  min-height:100vh;
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.login-card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:0 20px 60px rgba(12,29,51,.35);
  padding:38px 36px 32px;width:100%;max-width:400px;
}
.login-brand{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.login-card h1{font-family:'Archivo',sans-serif;font-size:19px;font-weight:800;margin-bottom:4px}
.login-card p.subtitle{font-size:13px;color:var(--muted);margin-bottom:24px}
.login-submit{width:100%;margin-top:6px}

/* ---------- Ladeindikator (Overlay waehrend Datenbank-Abfrage) ---------- */
.loading-overlay{
  position:fixed;inset:0;background:rgba(12,29,51,.55);
  display:none;align-items:center;justify-content:center;
  z-index:9999;
}
.loading-overlay.active{display:flex}
.spinner{
  width:56px;height:56px;border-radius:50%;
  border:5px solid rgba(255,255,255,.3);
  border-top-color:#fff;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}