/* ============ UG-Verwaltung – Styles ============ */
:root{
  --bg:#0d141c; --bg2:#111c27; --card:#16222f; --card2:#1b2a39;
  --line:#243343; --line2:#2e4053;
  --txt:#e7eef6; --muted:#8ba0b5; --muted2:#607689;
  --accent:#3ea6ff; --accent2:#1f6feb;
  --green:#34d399; --red:#f87171; --amber:#fbbf24; --purple:#a78bfa; --teal:#2dd4bf;
  --radius:14px; --shadow:0 8px 30px rgba(0,0,0,.35);
  --sidebar-w:236px;
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg); color:var(--txt); font-size:15px; line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:14px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:8px}

/* ============ GATE (Login) ============ */
.gate{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 50% -10%,#173049,#0d141c 60%);gap:18px;z-index:100}
.gate-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:38px 34px;width:min(380px,90vw);
  text-align:center;box-shadow:var(--shadow)}
.gate-logo{font-size:46px}
.gate-card h1{font-size:24px;font-weight:800;margin:8px 0 2px;letter-spacing:-.5px}
.gate-sub{color:var(--muted);margin-bottom:22px;font-size:14px}
.gate-form{display:flex;flex-direction:column;gap:12px}
.gate-form input{background:var(--bg2);border:1px solid var(--line2);color:var(--txt);padding:13px 15px;border-radius:11px;outline:none}
.gate-form input:focus{border-color:var(--accent)}
.gate-form button{background:linear-gradient(180deg,var(--accent),var(--accent2));color:#fff;font-weight:700;padding:13px;border-radius:11px;transition:filter .15s}
.gate-form button:hover{filter:brightness(1.08)}
.gate-form button:disabled{opacity:.6}
.gate-error{color:var(--red);font-size:13px;min-height:18px;margin-top:8px}
.gate-foot{color:var(--muted2);font-size:12px}

/* ============ APP LAYOUT ============ */
.app{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--bg2);border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:18px 14px;position:fixed;inset:0 auto 0 0;z-index:40}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;padding:6px 8px 4px;letter-spacing:-.4px;line-height:1.15}
.brand .logo{font-size:24px}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.3px}
.sub-brand{font-size:11px;color:var(--muted2);padding:2px 8px 18px;font-weight:600;letter-spacing:.3px}
#nav{display:flex;flex-direction:column;gap:3px}
#nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;color:var(--muted);
  font-weight:500;transition:.12s}
#nav a i{font-style:normal;font-size:17px;width:20px;text-align:center}
#nav a:hover{background:var(--card);color:var(--txt)}
#nav a.active{background:var(--card2);color:#fff}
.side-foot{margin-top:auto;font-size:11px;color:var(--muted2);padding:10px 8px 2px;line-height:1.5}

.main{flex:1;margin-left:var(--sidebar-w);min-width:0;display:flex;flex-direction:column}
.topbar{height:62px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px;
  padding:0 26px;position:sticky;top:0;background:rgba(13,20,28,.88);backdrop-filter:blur(8px);z-index:30}
.menu-toggle{display:none;font-size:22px;color:var(--muted)}
.crumb{font-weight:700;font-size:17px}
.spacer{flex:1}
.content{padding:24px 26px 60px;max-width:1240px;width:100%}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-head h1{font-size:22px;font-weight:800;letter-spacing:-.4px}
.page-head p{color:var(--muted);font-size:13.5px;margin-top:2px}

/* buttons */
.btn-ghost{border:1px solid var(--line2);padding:8px 14px;border-radius:10px;color:var(--txt);font-weight:600;font-size:13.5px}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn{background:linear-gradient(180deg,var(--accent),var(--accent2));color:#fff;font-weight:700;
  padding:9px 16px;border-radius:10px;font-size:14px;display:inline-flex;align-items:center;gap:7px}
.btn:hover{filter:brightness(1.08)}
.btn-sm{padding:6px 11px;font-size:13px;border-radius:8px}
.btn-danger{background:none;border:1px solid var(--line2);color:var(--red)}
.btn-danger:hover{border-color:var(--red)}

/* ============ CARDS / GRID ============ */
.grid{display:grid;gap:16px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.cols-2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.card h3{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);font-weight:600;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:17px 19px;position:relative;overflow:hidden}
.kpi .label{font-size:12.5px;color:var(--muted);font-weight:500;display:flex;align-items:center;gap:7px}
.kpi .val{font-size:26px;font-weight:800;margin-top:8px;letter-spacing:-.5px}
.kpi .foot{font-size:12px;color:var(--muted2);margin-top:4px}
.kpi .accent-bar{position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent)}
.pos{color:var(--green)} .neg{color:var(--red)} .warn{color:var(--amber)}

/* progress */
.progress{height:9px;background:var(--bg2);border-radius:6px;overflow:hidden;margin-top:10px}
.progress > span{display:block;height:100%;background:linear-gradient(90deg,var(--teal),var(--green));border-radius:6px}
.progress.amber > span{background:linear-gradient(90deg,var(--amber),#f59e0b)}

/* tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted2);font-weight:600;padding:9px 12px;border-bottom:1px solid var(--line)}
td{padding:11px 12px;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:var(--card2)}
.t-num{text-align:right;font-variant-numeric:tabular-nums}
.t-right{text-align:right}
.row-click{cursor:pointer}

/* badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}
.b-green{background:rgba(52,211,153,.15);color:var(--green)}
.b-red{background:rgba(248,113,113,.15);color:var(--red)}
.b-amber{background:rgba(251,191,36,.15);color:var(--amber)}
.b-blue{background:rgba(62,166,255,.15);color:var(--accent)}
.b-purple{background:rgba(167,139,250,.15);color:var(--purple)}
.b-gray{background:rgba(139,160,181,.15);color:var(--muted)}
.b-teal{background:rgba(45,212,191,.15);color:var(--teal)}

/* definition rows (Stammdaten) */
.dl{display:grid;grid-template-columns:1fr;gap:0}
.dl .item{display:flex;justify-content:space-between;gap:16px;padding:11px 2px;border-bottom:1px solid var(--line)}
.dl .item:last-child{border-bottom:none}
.dl .k{color:var(--muted);font-size:13.5px}
.dl .v{font-weight:600;text-align:right}
.dl .v.mono{font-variant-numeric:tabular-nums;letter-spacing:.3px}

/* forms / modal */
.modal-back{position:fixed;inset:0;background:rgba(4,8,12,.68);backdrop-filter:blur(3px);z-index:60;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto}
.modal{background:var(--card);border:1px solid var(--line2);border-radius:16px;width:min(560px,100%);box-shadow:var(--shadow);animation:pop .16s ease}
@keyframes pop{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:17px;font-weight:800}
.modal-body{padding:18px 20px;display:grid;gap:14px;max-height:70vh;overflow:auto}
.modal-foot{padding:15px 20px;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end}
.field{display:flex;flex-direction:column;gap:6px}
.field.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field label{font-size:12.5px;color:var(--muted);font-weight:600}
.field input,.field select,.field textarea{background:var(--bg2);border:1px solid var(--line2);color:var(--txt);
  padding:10px 12px;border-radius:9px;outline:none;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{resize:vertical;min-height:64px}
.x-btn{font-size:22px;color:var(--muted);line-height:1}
.x-btn:hover{color:var(--txt)}

/* empty */
.empty{text-align:center;color:var(--muted);padding:40px 20px}
.empty .em{font-size:34px;margin-bottom:8px}

/* misc */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.chip{padding:6px 13px;border-radius:20px;border:1px solid var(--line2);font-size:13px;color:var(--muted);font-weight:600}
.chip.active{background:var(--card2);color:#fff;border-color:var(--accent)}
.chip:hover{color:var(--txt)}
.bars{display:flex;align-items:flex-end;gap:6px;height:150px;padding-top:10px}
.bars .bg{flex:1;display:flex;flex-direction:column;justify-content:flex-end;gap:2px;height:100%;position:relative}
.bars .b-in{background:var(--green);border-radius:3px 3px 0 0;min-height:2px;transition:.3s}
.bars .b-out{background:var(--red);border-radius:0 0 3px 3px;min-height:2px;transition:.3s}
.bars .lbl{text-align:center;font-size:10.5px;color:var(--muted2);margin-top:6px}
.legend{display:flex;gap:16px;font-size:12.5px;color:var(--muted);margin-top:8px}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block;margin-right:5px}
.hint{font-size:12.5px;color:var(--muted2);line-height:1.6}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--card2);border:1px solid var(--line2);
  padding:11px 18px;border-radius:11px;font-weight:600;font-size:14px;box-shadow:var(--shadow);z-index:80;animation:pop .16s}
.tabbar{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px;flex-wrap:wrap}
.tabbar button{padding:9px 15px;color:var(--muted);font-weight:600;font-size:14px;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabbar button.active{color:var(--txt);border-color:var(--accent)}
.due-soon{color:var(--amber);font-weight:600}
.due-over{color:var(--red);font-weight:600}
.strike{text-decoration:line-through;color:var(--muted2)}
.checkbtn{width:22px;height:22px;border:2px solid var(--line2);border-radius:6px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;color:transparent}
.checkbtn.on{background:var(--green);border-color:var(--green);color:#062;}

/* responsive */
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);transition:.2s}
  .sidebar.open{transform:none}
  .main{margin-left:0}
  .menu-toggle{display:block}
  .content{padding:18px 16px 60px}
  .field.row2{grid-template-columns:1fr}
}