:root{
  --teal:#10868c;--teal-dark:#0b5f63;--orange:#e08a33;--accent:#10868c;
  --bg:#f2f6f6;--card:#ffffff;--ink:#283233;--muted:#5f6b6c;--line:#dbe3e3;--soft:#e5eeee;
  --ok:#1f8a4c;--ok-bg:#e3f4ea;--warn:#a85d10;--warn-bg:#fdf0e1;--bad:#c0392b;--bad-bg:#fbe7e5;--backdrop:#dfe7e7;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0f1718;--card:#172324;--ink:#e6eeee;--muted:#9db0b1;--line:#263738;--soft:#1f2e2f;--accent:#3cc0c6;
  --ok:#4cc27f;--ok-bg:#16342a;--warn:#f0a75c;--warn-bg:#3a2a18;--bad:#ef7a6d;--bad-bg:#3a1f22;--backdrop:#081011;
}}
:root[data-theme="dark"]{
  --bg:#0f1718;--card:#172324;--ink:#e6eeee;--muted:#9db0b1;--line:#263738;--soft:#1f2e2f;--accent:#3cc0c6;
  --ok:#4cc27f;--ok-bg:#16342a;--warn:#f0a75c;--warn-bg:#3a2a18;--bad:#ef7a6d;--bad-bg:#3a1f22;--backdrop:#081011;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--backdrop);color:var(--ink);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;display:flex;justify-content:center}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--accent)}
h1,h2,h3{margin:0;line-height:1.2}

.shell{position:relative;width:100%;max-width:720px;height:100%;height:100dvh;display:flex;flex-direction:column;background:var(--bg);overflow:hidden}
@media (min-width:760px){.shell{box-shadow:0 0 40px rgba(0,0,0,.12)}}
header.app{background:var(--teal);color:#fff;display:flex;align-items:center;gap:10px;padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));min-height:60px}
header.app img{width:34px;height:34px;background:#fff;border-radius:8px;padding:3px}
header.app .t{flex:1;min-width:0}
header.app h1{font-size:19px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
header.app small{opacity:.85;font-size:12px}
.back{background:none;border:0;color:#fff;font-size:28px;line-height:1;padding:0 8px 2px 0;cursor:pointer}
.kopfknopf{background:rgba(255,255,255,.18);border:0;color:#fff;border-radius:10px;padding:7px 10px;font-weight:600;cursor:pointer;font-size:13px}
main{flex:1;overflow-y:auto;padding:16px 16px 96px}
nav.tabs{display:grid;grid-template-columns:repeat(5,1fr);background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
nav.tabs[hidden]{display:none}
nav.tabs a{padding:8px 0 10px;display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--muted);font-size:11px;text-decoration:none}
nav.tabs svg{width:24px;height:24px}
nav.tabs a.on{color:var(--accent);font-weight:600}

h2{font-size:18px;margin:22px 0 8px}
h2:first-child{margin-top:0}
.loading{color:var(--muted);text-align:center;padding:40px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-bottom:10px}
.row{display:flex;align-items:center;gap:12px}
.grow{flex:1;min-width:0}
.muted{color:var(--muted);font-size:13px}
.chip{display:inline-block;font-size:12px;padding:1px 8px;border-radius:10px;background:var(--soft);margin:2px 4px 2px 0;white-space:nowrap}
.chip.lern{background:#d8efef;color:#0b5f63}
.chip.schwimmen{background:#fdebd8;color:#8a4a0e}
:root[data-theme="dark"] .chip.lern,:root[data-theme="dark"] .chip.schwimmen{background:var(--soft);color:var(--ink)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .chip.lern,:root:not([data-theme="light"]) .chip.schwimmen{background:var(--soft);color:var(--ink)}}
.chip.warn{background:var(--warn-bg);color:var(--warn)}
.chip.bad{background:var(--bad-bg);color:var(--bad)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:12px;padding:11px 16px;font-weight:600;cursor:pointer;background:var(--teal);color:#fff;text-decoration:none}
.btn.orange{background:var(--orange);color:#fff}
.btn.ghost{background:var(--soft);color:var(--ink)}
.btn.danger{background:var(--bad-bg);color:var(--bad)}
.btn.block{width:100%}
.btn.small{padding:6px 12px;font-size:13px;border-radius:10px}
.btn:disabled{opacity:.6;cursor:default}
.btns{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.btns .btn{flex:1}
.fab{position:absolute;right:16px;bottom:80px;width:56px;height:56px;border-radius:50%;border:0;background:var(--orange);color:#fff;font-size:30px;line-height:1;box-shadow:0 6px 16px rgba(0,0,0,.25);cursor:pointer;z-index:5}
.filters{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin:8px 0 10px}
.filters button{border:1px solid var(--line);background:var(--card);border-radius:16px;padding:4px 12px;font-size:13px;white-space:nowrap;cursor:pointer}
.filters button.on{background:var(--teal);border-color:var(--teal);color:#fff}
.empty{text-align:center;color:var(--muted);padding:24px 8px}
.list .item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}
.list .item:last-child{border-bottom:0}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--soft);display:grid;place-items:center;font-weight:700;font-size:13px;flex:none}
.zahlen{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:6px}
.zahlen div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.zahlen b{display:block;font-size:22px;color:var(--accent)}
.zahlen span{font-size:12px;color:var(--muted)}
@media (max-width:420px){.zahlen{grid-template-columns:repeat(2,1fr)}}
.notice{background:var(--warn-bg);color:var(--ink);border-radius:10px;padding:9px 12px;font-size:13px;margin-bottom:10px}
.error{background:var(--bad-bg);color:var(--bad);border-radius:10px;padding:8px 12px;font-size:13px;margin:10px 0}
.geschuetzt{border-left:3px solid var(--orange);background:var(--soft);border-radius:0 10px 10px 0;padding:8px 10px;margin-top:8px;white-space:pre-wrap;font-size:14px}
.geschuetzt .lbl,.lbl{display:block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:2px;white-space:normal}
.kv{display:grid;grid-template-columns:110px 1fr;gap:4px 10px;font-size:14px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;overflow-wrap:anywhere}
.eintrag{border-bottom:1px solid var(--line);padding:10px 0}
.eintrag:last-child{border-bottom:0}
.eintrag .text{white-space:pre-wrap;margin-top:4px;font-size:14px}
.kopf{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}

.sheet-bg{position:absolute;inset:0;background:rgba(5,15,16,.55);z-index:20;display:flex;align-items:flex-end}
.sheet{background:var(--bg);width:100%;max-height:92%;overflow-y:auto;border-radius:20px 20px 0 0;padding:16px 16px calc(24px + env(safe-area-inset-bottom))}
.sheet h2{margin-top:0;display:flex;justify-content:space-between;align-items:center}
.sheet h2 button{border:0;background:var(--soft);border-radius:50%;width:34px;height:34px;cursor:pointer;font-size:18px}
label.f{display:block;font-size:13px;color:var(--muted);margin:12px 0 4px}
.in{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:var(--card);font-size:16px}
textarea.in{resize:vertical;min-height:90px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.check-line{display:flex;gap:10px;align-items:center;margin:10px 0;cursor:pointer}
.check-line input{width:20px;height:20px}
.toast{position:absolute;left:50%;bottom:96px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:9px 16px;border-radius:20px;font-size:13px;z-index:30;opacity:0;transition:opacity .2s;pointer-events:none;max-width:90%;text-align:center}
.toast.show{opacity:1}

.auth{max-width:420px;margin:0 auto;padding-top:10px}
.auth .logo{text-align:center;margin:8px 0 18px}
.auth .logo img{width:72px;height:72px}
.auth .logo h1{margin:6px 0 0;font-size:24px}
.pw{position:relative}
.pw button{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--muted);font-size:13px;cursor:pointer;padding:6px}
.code{font-size:26px;letter-spacing:.3em;text-align:center;font-variant-numeric:tabular-nums}
.qr{display:grid;place-items:center;background:#fff;border-radius:12px;padding:12px;margin:10px 0}
.qr canvas{width:200px;height:200px}
.geheim{font-family:ui-monospace,Consolas,monospace;font-size:14px;background:var(--soft);border-radius:8px;padding:8px;text-align:center;word-break:break-all}
.notfall{display:grid;grid-template-columns:1fr 1fr;gap:6px;font-family:ui-monospace,Consolas,monospace;font-size:15px;margin:10px 0}
.notfall span{background:var(--soft);border-radius:8px;padding:6px;text-align:center}
.schritte{display:flex;gap:6px;margin-bottom:12px}
.schritte i{flex:1;height:4px;border-radius:2px;background:var(--line)}
.schritte i.on{background:var(--teal)}

/* Phase 2: Kalender, Kurse, Abrechnung */
.chip.ok{background:var(--ok-bg);color:var(--ok)}
a.card,.zeile-link{display:block;color:inherit;text-decoration:none}
.card.alt{opacity:.6}
h3.tag{font-size:14px;margin:16px 0 6px;color:var(--muted);font-weight:700}
h3.tag.heute{color:var(--accent)}
h3.tag a{color:inherit}
.woche{display:flex;align-items:center;gap:10px;text-align:center;margin-bottom:10px}
.item[role=button]{cursor:pointer}
.item.termin .zeit{width:46px;flex:none;text-align:center;font-variant-numeric:tabular-nums;line-height:1.15}
.item.termin .zeit b{display:block;font-size:15px}
.item.termin .zeit span{font-size:12px;color:var(--muted)}
.item.aus .grow b{text-decoration:line-through;opacity:.7}
.kacheln{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 8px}
.kacheln .card{margin:0;padding:10px}
.kacheln b{display:block;font-size:20px;color:var(--accent);margin:2px 0}
.person{border-bottom:1px solid var(--line);padding:10px 0}
.person:last-of-type{border-bottom:0}
.seg{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap}
.seg button{flex:1;border:1px solid var(--line);background:var(--card);border-radius:10px;padding:9px 6px;font-size:13px;cursor:pointer;min-width:90px}
.seg button.on{background:var(--teal);border-color:var(--teal);color:#fff;font-weight:600}
.plaetze{display:flex;align-items:center;gap:4px;margin:6px 0 2px;font-size:13px;flex-wrap:wrap}
.plaetze i{width:12px;height:12px;border-radius:50%;border:2px solid var(--teal);display:inline-block}
.plaetze i.voll{background:var(--teal)}
.plaetze i.ueber{background:var(--orange);border-color:var(--orange)}
.plaetze span{margin-left:6px;color:var(--muted)}
.balken{height:6px;border-radius:3px;background:var(--soft);margin:5px 0 3px;overflow:hidden;max-width:260px}
.balken i{display:block;height:100%;background:var(--orange);border-radius:3px}
.schritte-liste .check-line{margin:0;padding:8px 0;border-bottom:1px solid var(--line)}
.summe{display:flex;justify-content:space-between;align-items:center}
.summe b{font-size:24px;color:var(--accent)}

/* Phase 3: Post */
.ellipse{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.item.mail .grow{min-width:0}
.item.mail.neu b,.item.mail.neu .ellipse{font-weight:700}
.item.mail.neu .avatar{background:var(--teal);color:#fff}
.mailtext{white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px}
.mailrahmen{width:100%;height:65vh;border:1px solid var(--line);border-radius:14px;background:#fff}
@media (max-width:480px){.kacheln{grid-template-columns:repeat(2,1fr)}}
.card.hinweis{border-color:var(--teal);background:var(--soft)}
.ico{width:1.35em;height:1.35em;vertical-align:-.3em;flex:none}
.serie-zeile{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:6px}
.serie-zeile .in{padding:9px 8px;font-size:15px}