:root{
  --side:#2F3A46; --side2:#26303A; --blue:#355C7D; --blue-soft:#E7EEF7; --orange:#FF8A00; --orange-d:#E57900;
  --bg:#F2F4F7; --card:#fff; --border:#D0D5DD; --text:#101828; --muted:#667085; --danger:#B42318; --warn:#B54708;
  --head:#355C7D;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:"Segoe UI",system-ui,-apple-system,Arial,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}
a{color:var(--blue)}
.layout{display:flex;min-height:100vh}
.side{width:210px;flex:0 0 210px;background:var(--side);color:#fff;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side .brand{padding:22px 18px 6px;font-size:20px;font-weight:700;line-height:1.15}
.side .tag{padding:0 18px 22px;font-size:11px;color:#C9D2DC}
.side nav a{display:block;padding:11px 18px;color:#fff;text-decoration:none;font-weight:600;font-size:13.5px;border-left:4px solid transparent}
.side nav a:hover{background:var(--side2)}
.side nav a.on{background:var(--side2);border-left-color:var(--orange)}
.side .foot{margin-top:auto;padding:16px 18px;font-size:11px;color:#C9D2DC;line-height:1.5}
.side .foot form{margin-top:10px}
.side .foot button{background:none;border:1px solid #5B6875;color:#fff;padding:5px 10px;border-radius:4px;cursor:pointer;font-size:12px}
.main{flex:1;min-width:0;padding:22px 28px 40px}
h1{font-size:26px;margin:4px 0 4px}
.sub{color:var(--muted);margin:0 0 18px}
h2{font-size:15px;margin:18px 0 6px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:14px}
.card{background:var(--card);border:1px solid var(--border);padding:14px 16px}
.card .t{font-weight:700;font-size:12.5px}
.card .v{font-size:30px;font-weight:700;margin:6px 0 2px}
.card .n{font-size:11px;color:var(--muted)}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 12px}
.toolbar .spacer{flex:1}
.btn{display:inline-block;background:var(--orange);color:#fff;border:0;padding:8px 13px;font-weight:700;font-size:13px;cursor:pointer;text-decoration:none;border-radius:2px;font-family:inherit;white-space:nowrap}
.btn:hover{background:var(--orange-d)}
.btn.sec{background:#fff;color:var(--text);border:1px solid var(--border)}
.btn.sec:hover{background:#F9FAFB}
.btn.danger{background:var(--danger)}
.btn.soft{background:var(--blue-soft);color:var(--side)}
.btn.small{padding:4px 8px;font-size:12px}
input[type=text],input[type=password],input[type=search],input[type=number],select,textarea{font:inherit;padding:7px 9px;border:1px solid var(--border);background:#fff;border-radius:2px;min-width:0}
label.inl{display:inline-flex;gap:6px;align-items:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tbl-wrap{background:#fff;border:1px solid var(--border);overflow:auto}
.tbl-wrap.h300{max-height:300px}
.tbl-wrap.h-full{max-height:calc(100vh - 210px)}
table.t{border-collapse:collapse;width:100%;font-size:12.5px}
table.t th{position:sticky;top:0;background:var(--head);color:#fff;text-align:left;padding:7px 8px;font-weight:700;white-space:nowrap;z-index:1}
table.t td{padding:6px 8px;border-bottom:1px solid #EAECF0;vertical-align:top}
table.t tr.clk{cursor:pointer}
table.t tr:hover td{filter:brightness(.97)}
table.t td.nw{white-space:nowrap}
.st-gruen td{background:#EAFBF0}
.st-gelb td{background:#FEF7E0}
.st-orange td{background:#FEDF89}
.st-rot td{background:#FEE4E2}
.st-gesperrt td{background:#FDA29B}
.st-grau td{background:#F2F4F7;color:#475467}
.st-blau td{background:#F5F8FC}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11.5px;font-weight:700;white-space:nowrap}
.b-st-gruen{background:#D1FADF;color:#054F31}.b-st-gelb{background:#FEF0C7;color:#7A4D00}.b-st-orange{background:#FEDF89;color:#7A2E0E}
.b-st-rot{background:#FEE4E2;color:#912018}.b-st-gesperrt{background:#D92D20;color:#fff}.b-st-grau{background:#EAECF0;color:#344054}.b-st-blau{background:#E7EEF7;color:#2F3A46}
.flash{padding:10px 14px;margin:0 0 12px;border:1px solid}
.flash.ok{background:#ECFDF3;border-color:#6CE9A6;color:#054F31}
.flash.error{background:#FEF3F2;border-color:#FDA29B;color:#912018}
.form{background:#fff;border:1px solid var(--border);padding:18px 20px;max-width:900px}
.form .row{display:grid;grid-template-columns:190px 1fr;gap:10px;align-items:center;margin-bottom:9px}
.form .row input:not([type=checkbox]),.form .row select,.form .row textarea{width:100%}
.form .row label.inl{justify-self:start}
.form .hint{color:var(--muted);font-size:12px}
.form .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;border-top:1px solid #EAECF0;padding-top:14px}
.panel{background:#fff;border:1px solid var(--border);padding:14px 18px;max-width:900px;margin-top:14px}
.bulkbar{display:none;gap:8px;align-items:center;background:#FFF6EA;border:1px solid #FDB022;padding:8px 10px;margin-bottom:10px;flex-wrap:wrap}
.bulkbar.on{display:flex}
.bulkbar input[type=text]{min-width:280px}
.muted{color:var(--muted)}
.count{color:var(--muted);font-size:12px;margin-left:4px}
dialog{border:1px solid var(--border);padding:18px 20px;max-width:520px;width:92vw}
dialog::backdrop{background:rgba(16,24,40,.45)}
dialog h3{margin:0 0 10px}
dialog textarea{width:100%;min-height:70px}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--side)}
.login{background:#fff;padding:28px 30px;width:360px;max-width:92vw}
.login h1{font-size:22px}
.login input{width:100%;margin:4px 0 12px}
@media (max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}}
@media (max-width:760px){
  .layout{flex-direction:column}
  .side{width:100%;flex:none;height:auto;position:static}
  .side nav{display:flex;flex-wrap:wrap}
  .side nav a{padding:8px 12px;border-left:0;border-bottom:3px solid transparent}
  .side nav a.on{border-bottom-color:var(--orange)}
  .side .foot{display:none}
  .main{padding:16px}
  .form .row{grid-template-columns:1fr;gap:3px}
}
@media print{.side,.toolbar,.bulkbar,.no-print{display:none!important}.main{padding:0}.tbl-wrap{max-height:none!important;overflow:visible}}
.grid2>div{min-width:0}
.toolbar form{flex-wrap:wrap;max-width:100%}
@media (max-width:760px){.toolbar input[type=file]{max-width:100%!important}.toolbar input[type=search]{width:100%!important}.bulkbar input[type=text]{min-width:0;width:100%}}
/* Verwaltung – Rahmen */
.side .home{display:block;padding:20px 18px 14px;color:#fff;text-decoration:none;font-size:20px;font-weight:700;line-height:1.1;border-bottom:1px solid #3C4854}
.side .home span{display:block;font-size:11px;font-weight:400;color:#C9D2DC;margin-top:4px}
.side .modhead{display:flex;align-items:center;gap:8px;padding:14px 18px 10px;font-weight:700;font-size:14px}
.kz{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:24px;padding:0 6px;border-radius:3px;color:#fff;font-size:11px;font-weight:800;letter-spacing:.3px}
.side .foot .regel{margin-bottom:12px}
.side .foot .switch{width:100%;margin-bottom:10px;font-size:12px;padding:5px}
.side .foot .who{margin-bottom:4px}
.side .foot .links a{color:#fff}
.kacheln{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;max-width:1100px}
.kachel{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--border);border-top:4px solid var(--orange);padding:18px;text-decoration:none;color:var(--text);min-height:140px}
.kachel:hover{box-shadow:0 4px 14px rgba(16,24,40,.12)}
.kachel b{font-size:17px}
.kachel .kz{align-self:flex-start}
table.t.de input{width:78px;padding:3px 5px;font-size:12px;text-align:right}
/* Kursverwaltung */
.kursliste{display:flex;flex-direction:column;gap:8px;max-width:1100px}
.kursz{display:grid;grid-template-columns:70px 1fr 260px;gap:16px;align-items:center;background:#fff;border:1px solid var(--border);border-left:4px solid var(--orange);padding:10px 14px;text-decoration:none;color:var(--text)}
.kursz:hover{box-shadow:0 3px 12px rgba(16,24,40,.1)}
.kursz .kd{text-align:center;line-height:1.1}.kursz .kd b{display:block;font-size:18px;color:var(--side)}.kursz .kd span{font-size:11px;color:var(--muted)}
.kursz .kt b{display:block;font-size:15px}.kursz .kt span{font-size:12px}
.kursz .kb{font-size:12px}.bar{height:8px;background:#EAECF0;border-radius:4px;overflow:hidden;margin-bottom:4px}.bar span{display:block;height:100%}
.belegbox{background:#fff;border:1px solid var(--border);border-top:4px solid #355C7D;padding:10px 18px;text-align:center;min-width:140px}
.belegbox b{font-size:28px}.belegbox span{display:block;font-size:12px;color:var(--muted);font-weight:700}
.belegbox.voll{border-top-color:#B42318}.belegbox.voll span{color:#B42318}
.suche-wrap,.eingabe-grid label{position:relative}
.eingabe-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px 12px;margin-top:10px}
.eingabe-grid label{display:flex;flex-direction:column;font-size:12px;font-weight:700;color:var(--muted);gap:3px}
.eingabe-grid label.breit{grid-column:span 2}
.eingabe-grid input,.eingabe-grid select{width:100%;font-weight:400}
.treffer{position:absolute;left:0;right:0;top:100%;background:#fff;border:1px solid var(--border);box-shadow:0 8px 20px rgba(16,24,40,.15);z-index:20;max-height:320px;overflow:auto}
.treffer:empty{display:none}
.treffer .tr{padding:7px 10px;cursor:pointer;border-bottom:1px solid #F2F4F7;font-weight:400;color:var(--text);font-size:13px}
.treffer .tr small{display:block;color:var(--muted);font-size:11px}
.treffer .tr:hover,.treffer .tr.on{background:#FFF6EA}
th.anw,td.anw{text-align:center;width:74px}
th.anw form{margin-top:3px}
button.mini{font-size:10px;padding:1px 6px;border:1px solid #9DB4C8;background:#4A7394;color:#fff;cursor:pointer;border-radius:2px}
.anwbox{width:20px;height:20px;cursor:pointer;accent-color:#067647}
@media (max-width:900px){.kursz{grid-template-columns:56px 1fr}.kursz .kb{grid-column:span 2}.eingabe-grid{grid-template-columns:1fr 1fr}.eingabe-grid label.breit{grid-column:span 2}}
@media (max-width:760px){.eingabe-grid{grid-template-columns:1fr}.eingabe-grid label.breit{grid-column:auto}.belegbox{min-width:0}.main{overflow-x:hidden}}
.eingabe-grid input,.eingabe-grid select{font-size:14px;padding:7px 9px;color:var(--text)}