:root{
  --bg:#f4f5fb;--card:#fff;--text:#1a1d2b;--muted:#6b7285;--line:#e6e8f0;--primary:#4f46e5;--primary-t:#eef0ff;
  --ka:#e11d48;--ka-t:#ffe8ee;--test:#d97706;--test-t:#fff3d6;--misc:#0891b2;--misc-t:#d9f6fc;
  --r:16px;--shadow:0 1px 2px rgba(20,24,50,.05),0 6px 20px rgba(20,24,50,.05);
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1117;--card:#181b25;--text:#eceef5;--muted:#9097ad;--line:#272b39;--primary:#8b85ff;--primary-t:#24264a;
  --ka:#fb7185;--ka-t:#3a1822;--test:#fbbf24;--test-t:#3a2c0e;--misc:#22d3ee;--misc-t:#0e303a;--shadow:none;
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;min-height:100vh}
h3,h4,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
.wrap{max-width:860px;margin:0 auto;padding:0 16px}
.muted{color:var(--muted)}

/* Header */
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;font-weight:700;font-size:1.15rem}
.logo{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--primary-t)}
#tabs{display:flex;gap:6px;overflow-x:auto;padding:0 0 10px;scrollbar-width:none}
#tabs::-webkit-scrollbar{display:none}
#tabs button{border:0;background:transparent;padding:8px 14px;border-radius:999px;color:var(--muted);font-weight:600;white-space:nowrap;transition:background .15s,color .15s}
#tabs button[aria-selected=true]{background:var(--primary);color:#fff}
#tabs button:not([aria-selected=true]):hover{background:var(--primary-t)}
[hidden]{display:none!important}

/* Buttons */
.btn{border:1px solid var(--line);background:var(--card);padding:9px 16px;border-radius:12px;font-weight:600;transition:transform .12s,background .15s}
.btn:active{transform:scale(.97)}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.ghost{background:transparent}
.btn.danger{color:var(--ka)}
.btn.sm{padding:5px 11px;font-size:.85rem;border-radius:10px}
main{padding-top:18px;padding-bottom:60px}
.fade{animation:fade .25s ease-out}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Karten */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.t-ka{--c:var(--ka);--ct:var(--ka-t)}
.t-test{--c:var(--test);--ct:var(--test-t)}
.t-misc{--c:var(--misc);--ct:var(--misc-t)}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--ct);color:var(--c);font-size:.78rem;font-weight:700}

.hero{padding:18px;margin-bottom:18px;display:flex;gap:14px;align-items:center;border-left:5px solid var(--c);background:linear-gradient(90deg,var(--ct),var(--card) 70%)}
.hero .big{font-size:2rem;line-height:1;font-weight:800;color:var(--c);min-width:64px;text-align:center}
.hero .big small{display:block;font-size:.75rem;font-weight:600;color:var(--muted);margin-top:4px}
.hero h3{font-size:1.1rem}

.controls{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:6px;flex:1 1 auto}
.chip{border:1px solid var(--line);background:var(--card);padding:6px 13px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--muted)}
.chip.on{background:var(--primary);border-color:var(--primary);color:#fff}
.seg{display:flex;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:3px}
.seg button{border:0;background:transparent;padding:5px 14px;border-radius:9px;font-weight:600;color:var(--muted)}
.seg button.on{background:var(--primary-t);color:var(--primary)}
.check{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--muted)}
.check input{width:18px;height:18px;accent-color:var(--primary)}

.list{display:grid;gap:10px}
.month-h{margin:12px 2px 0;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.ev{display:flex;gap:14px;padding:14px;border-left:5px solid var(--c);content-visibility:auto;contain-intrinsic-size:auto 96px}
.ev.past{opacity:.55}
.ev.soon{box-shadow:0 0 0 2px var(--ct),var(--shadow)}
.date{flex:0 0 54px;text-align:center;background:var(--ct);color:var(--c);border-radius:12px;padding:6px 0;align-self:flex-start}
.date b{display:block;font-size:1.4rem;line-height:1.1}
.date span{font-size:.75rem;font-weight:700}
.ev-body{flex:1;min-width:0}
.ev-top{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:3px}
.subj{font-size:.85rem;color:var(--muted);font-weight:600}
.ev h4{font-size:1.05rem}
.meta{font-size:.88rem;color:var(--muted)}
.note{margin-top:6px;font-size:.92rem;overflow-wrap:anywhere}
.actions{display:flex;flex-direction:column;gap:6px}

/* Monatsansicht */
.cal{padding:14px;margin-bottom:14px}
.mhead{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.mhead strong{font-size:1.05rem;text-transform:capitalize}
.mhead div{display:flex;gap:6px}
.grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.dow{text-align:center;font-size:.75rem;font-weight:700;color:var(--muted);padding:4px 0}
.cell{aspect-ratio:1;border:0;background:transparent;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-weight:600;padding:0}
button.cell:hover{background:var(--primary-t)}
.cell.today{outline:2px solid var(--primary);outline-offset:-2px}
.cell.sel{background:var(--primary);color:#fff}
.dots{display:flex;gap:3px;height:6px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--c)}
.cell.sel .dot{box-shadow:0 0 0 1.5px #fff}

/* Posts */
.sec-h{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 12px}
.sec-h h3{font-size:1.2rem}
.post{padding:16px 18px}
.post.pinned{border-color:var(--primary);background:linear-gradient(180deg,var(--primary-t),var(--card) 60%)}
.post h4{font-size:1.1rem;margin:2px 0 6px}
.post .text{white-space:pre-wrap;overflow-wrap:anywhere}
.post-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:10px}

/* Verwaltung */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-bottom:18px}
.stat{padding:14px}
.stat b{font-size:1.7rem;display:block;line-height:1.1;color:var(--c,var(--primary))}
.stat span{font-size:.85rem;color:var(--muted)}
.admin-sec{margin-bottom:26px}
.empty{padding:28px;text-align:center;color:var(--muted)}

/* Dialoge */
dialog{border:0;border-radius:20px;padding:0;width:min(480px,calc(100vw - 24px));background:var(--card);color:var(--text);box-shadow:0 20px 60px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(10,12,25,.5)}
dialog form{padding:20px;display:grid;gap:12px}
dialog h3{font-size:1.2rem}
label{display:grid;gap:5px;font-size:.88rem;font-weight:600;color:var(--muted)}
label.check{display:flex}
input,select,textarea{width:100%;border:1px solid var(--line);background:var(--bg);border-radius:11px;padding:10px 12px;font-weight:400;color:var(--text)}
input[type=checkbox]{width:18px;height:18px}
input:focus,select:focus,textarea:focus,button:focus-visible{outline:2px solid var(--primary);outline-offset:1px}
textarea{resize:vertical}
.row{display:flex;gap:10px}
.row>label{flex:1;min-width:0}
.row.end{justify-content:flex-end}
.err{color:var(--ka);font-size:.9rem;min-height:1.2em}

#toast{position:fixed;left:50%;bottom:20px;transform:translate(-50%,20px);background:var(--text);color:var(--bg);padding:10px 18px;border-radius:999px;font-weight:600;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:50}
#toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:520px){
  .row:not(.end){flex-direction:column}
  .actions{flex-direction:row}
  .ev{flex-wrap:wrap}
  .hero{flex-direction:column;align-items:flex-start}
  .hero .big{text-align:left}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}