:root{--bg:#f4f6fb;--card:#fff;--line:#e3e8f2;--txt:#1d2433;--mut:#6b7488;--acc:#2563eb;--acc2:#1e40af;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--ki:#7c3aed;--side:#0f172a}
[hidden]{display:none!important}
*{box-sizing:border-box}html,body{margin:0;height:100%}
body{font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt)}
a{color:var(--acc);cursor:pointer;text-decoration:none}
.shell{display:flex;min-height:100vh}
.side{width:236px;background:var(--side);color:#cbd5e1;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side .brand{color:#fff;font-weight:700;font-size:16px;padding:18px 18px 14px}
.logo{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--acc);margin-right:6px}
.side nav{flex:1;overflow:auto}
.side nav a{display:block;padding:9px 18px;color:#cbd5e1;border-left:3px solid transparent}
.side nav a:hover{background:#1e293b;color:#fff}
.side nav a.active{background:#1e293b;color:#fff;border-left-color:var(--acc)}
.navsep{padding:14px 18px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#64748b}
.side-foot{padding:14px 18px;border-top:1px solid #1e293b;display:flex;justify-content:space-between;align-items:center}
.side-foot a{color:#94a3b8}
main{flex:1;min-width:0;padding:0 28px 40px}
.top{display:flex;align-items:center;justify-content:space-between;padding:20px 0 14px}
.top h1{font-size:22px;margin:0}
.grid{display:grid;gap:14px}
.tiles{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.tile{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.tile .v{font-size:26px;font-weight:700}.tile .l{color:var(--mut);font-size:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-top:16px}
.card h2{font-size:15px;margin:0 0 10px;display:flex;justify-content:space-between;align-items:center}
.muted{color:var(--mut)}.small{font-size:12px}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;color:var(--mut);font-weight:600;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
tr.click:hover td{background:#f8fafc;cursor:pointer}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#e2e8f0;color:#334155;white-space:nowrap}
.pill.ok{background:#dcfce7;color:#166534}.pill.bad{background:#fee2e2;color:#991b1b}
.pill.warn{background:#fef3c7;color:#92400e}.pill.ki{background:#ede9fe;color:#5b21b6}.pill.info{background:#dbeafe;color:#1e40af}
.btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 14px;font-weight:600;cursor:pointer;color:var(--txt)}
.btn:hover{border-color:#cbd5e1}.btn.primary{background:var(--acc);border-color:var(--acc);color:#fff}
.btn.primary:hover{background:var(--acc2)}.btn.danger{color:var(--bad)}.btn.sm{padding:4px 10px;font-size:12px}
.live{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.call{border:1px solid var(--line);border-left:5px solid var(--warn);border-radius:12px;padding:14px 16px;background:#fff;animation:pop .25s}
.call.verbunden{border-left-color:var(--ok)}.call.KI{border-left-color:var(--ki)}
.call .who{font-size:17px;font-weight:700}.call .firm{color:var(--mut)}
.call .num{font-variant-numeric:tabular-nums;color:var(--mut);font-size:13px}
.call .row{display:flex;justify-content:space-between;align-items:center;margin-top:8px}
.call .dur{font-variant-numeric:tabular-nums;font-weight:600}
.ring{animation:ring 1.2s infinite}
@keyframes ring{50%{opacity:.45}}@keyframes pop{from{transform:scale(.97);opacity:0}}
.empty{color:var(--mut);padding:18px;text-align:center;border:1px dashed var(--line);border-radius:12px}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.45);display:grid;place-items:center;z-index:20;padding:20px}
.modal-card{background:#fff;border-radius:14px;width:min(640px,100%);max-height:90vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}
.modal-head h2{margin:0;font-size:17px}.x{border:0;background:none;font-size:18px;cursor:pointer;color:var(--mut)}
#modalBody{padding:18px 20px}
.form{display:grid;gap:12px}
.form label{display:grid;gap:4px;font-weight:600;font-size:13px}
.form .help{font-weight:400;color:var(--mut);font-size:12px}
input,select,textarea{font:inherit;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;width:100%}
input[type=checkbox]{width:auto}
.check{display:flex!important;align-items:center;gap:8px;font-weight:500!important}
.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:6px}
.err{color:var(--bad);min-height:1.2em}
.toast{position:fixed;bottom:20px;right:20px;background:#0f172a;color:#fff;padding:10px 16px;border-radius:10px;z-index:30;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.login{min-height:100vh;display:grid;place-items:center;background:var(--side)}
.login-card{background:#fff;padding:28px;border-radius:14px;width:min(360px,92vw);display:grid;gap:14px}
.login-card .brand{font-weight:700;font-size:17px}
.login-card label{display:grid;gap:6px;font-weight:600}
.week{display:grid;gap:8px}
.day{display:grid;grid-template-columns:110px 1fr;gap:10px;align-items:start}
.slots{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.slot{display:flex;gap:4px;align-items:center;background:#f1f5f9;border-radius:8px;padding:4px 6px}
.slot input{width:92px;padding:4px 6px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);border-radius:999px;padding:4px 10px;cursor:pointer;background:#fff}
.chip.on{background:var(--acc);border-color:var(--acc);color:#fff}
pre{background:#0f172a;color:#e2e8f0;padding:12px;border-radius:10px;overflow:auto;font-size:12px;max-height:60vh}
.kv{display:grid;grid-template-columns:150px 1fr;gap:6px 12px}
.kv div:nth-child(odd){color:var(--mut)}
code{background:#f1f5f9;padding:1px 6px;border-radius:6px}
@media(max-width:820px){.side{display:none}main{padding:0 14px 30px}}