/* Oberflaeche des Gateways (ADR-21): Anmeldung und Einstellungen.
   Farben als Tokens in hell und dunkel, der Rest ist Layout. Leaflet bringt
   sein eigenes Stylesheet mit; hier stehen nur die Anpassungen daran. */

:root {
  --ground:#f3f5f8; --surface:#fff; --ink:#16202b; --soft:#4e6072;
  --faint:#78899a; --rule:#dbe3ea; --accent:#35566f; --accent-ink:#fff;
  --accent-bg:#e6edf3;
  --ok:#2c7355; --ok-bg:#e4f0ea; --warn:#85600f; --warn-bg:#f6eeda;
  --bad:#a63d3d; --bad-bg:#f7e5e5;
  --shadow:0 1px 2px rgba(16,24,32,.06), 0 10px 28px -14px rgba(16,24,32,.2);
  color-scheme:light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground:#0f1720; --surface:#16212c; --ink:#dce6ed; --soft:#9db2c2;
    --faint:#758b9c; --rule:#263440; --accent:#8fb0c6; --accent-ink:#0f1720;
    --accent-bg:#1d2f3d;
    --ok:#63bc8e; --ok-bg:#15291f; --warn:#d6a548; --warn-bg:#2b2314;
    --bad:#e08484; --bad-bg:#3a1f1f;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 10px 28px -14px rgba(0,0,0,.7);
    color-scheme:dark;
  }
}

*{box-sizing:border-box}
[hidden]{display:none !important}
body{margin:0;background:var(--ground);color:var(--ink);
     font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
     -webkit-font-smoothing:antialiased}
.wrap{max-width:46rem;margin:0 auto;padding:0 1.25rem 7rem}
a{color:var(--accent)}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em}

/* Kopf */
header.top{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;
           padding:1.5rem 0 1rem;border-bottom:1px solid var(--rule)}
.brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--ink);
       text-decoration:none;font-weight:600;font-size:1.15rem;letter-spacing:-.01em}
.brand svg{width:24px;height:24px;color:var(--accent)}
header.top .who{margin-left:auto;font-size:.85rem;color:var(--faint)}

h2{font-size:1.05rem;margin:2rem 0 .6rem;letter-spacing:-.01em}
h3{font-size:.95rem;margin:2rem 0 .5rem;padding-bottom:.4rem;border-bottom:1px solid var(--rule)}
.cfg h3:first-of-type{margin-top:.5rem}
p.hint{color:var(--soft);font-size:.88rem;margin:.6rem 0 0}
.card{background:var(--surface);border:1px solid var(--rule);border-radius:12px;
      padding:1.5rem;box-shadow:var(--shadow)}

/* Meldungen */
.flash{padding:.75rem 1rem;border-radius:8px;margin-top:1.25rem;font-size:.92rem}
.flash.ok{background:var(--ok-bg);color:var(--ok)}
.flash.warn{background:var(--warn-bg);color:var(--warn)}
.field-error{color:var(--bad);background:var(--bad-bg);padding:.65rem .9rem;
             border-radius:8px;font-size:.9rem;margin:1.25rem 0 0}

/* Verbindungsstand */
.status{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .6rem;
        font-size:.85rem;color:var(--soft);padding-bottom:1rem;
        border-bottom:1px solid var(--rule)}
.status .sep{color:var(--rule)}
.status code b{font-weight:600;color:var(--ink)}
.dot{width:.6rem;height:.6rem;border-radius:50%;flex:none;
     background:var(--faint);box-shadow:0 0 0 3px var(--ground)}
.dot.on{background:var(--ok);box-shadow:0 0 0 3px var(--ok-bg)}

/* Felder */
label{display:block;font-size:.78rem;font-weight:600;color:var(--faint);
      text-transform:uppercase;letter-spacing:.06em;margin:1.1rem 0 .35rem}
label small{text-transform:none;letter-spacing:0;font-weight:400}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:0 1rem}
input[type=text],input[type=number],select,.combo input{
  width:100%;padding:.6rem .75rem;font:inherit;font-size:.95rem;
  background:var(--surface);color:var(--ink);
  border:1px solid var(--rule);border-radius:8px;
  transition:border-color .12s,box-shadow .12s}
input[type=text]:focus,input[type=number]:focus,select:focus,.combo input:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}
input[aria-invalid=true]{border-color:var(--bad)}
input[aria-invalid=true]:focus{box-shadow:0 0 0 3px var(--bad-bg)}
.count{font-weight:400;letter-spacing:0;text-transform:none;font-variant-numeric:tabular-nums}

button{font:inherit;font-weight:600;padding:.65rem 1.4rem;border:0;border-radius:8px;
       background:var(--accent);color:var(--accent-ink);cursor:pointer}
button:hover{filter:brightness(1.08)}
button:disabled{opacity:.5;cursor:default}
button.ghost{background:transparent;color:var(--accent);border:1px solid var(--rule)}
button.ghost:hover{background:var(--accent-bg);filter:none}
button.small{padding:.45rem .9rem;font-size:.88rem;margin-top:1rem}

/* Segment-Schalter: Flughafen | Koordinaten */
.seg{display:inline-flex;gap:2px;padding:3px;margin:.25rem 0 .5rem;
     background:var(--ground);border:1px solid var(--rule);border-radius:10px}
.seg label{position:relative;margin:0;font:inherit;font-size:.9rem;font-weight:600;
           text-transform:none;letter-spacing:0;color:var(--soft);cursor:pointer}
.seg input{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:pointer}
.seg span{display:block;padding:.4rem 1.1rem;border-radius:7px}
.seg input:checked+span{background:var(--surface);color:var(--ink);
                        box-shadow:0 1px 2px rgba(0,0,0,.12)}
.seg input:focus-visible+span{outline:2px solid var(--accent);outline-offset:1px}

/* Nur der gewaehlte Teil ist zu sehen. Ohne Skript ueber :has(), mit Skript
   zusaetzlich ueber data-mode - beide sagen dasselbe. */
.cfg:has(input[name=home_mode][value=airport]:checked) .pane[data-pane=coords],
.cfg:has(input[name=home_mode][value=coords]:checked) .pane[data-pane=airport],
.cfg[data-mode=airport] .pane[data-pane=coords],
.cfg[data-mode=coords] .pane[data-pane=airport]{display:none}
.pane label:first-child{margin-top:.5rem}

/* Suchfeld */
.combo{position:relative}
.combo input{padding-right:2.4rem}
.combo .chev{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);
             color:var(--faint);pointer-events:none;line-height:0}
.combo ul{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:20;
          margin:0;padding:.3rem;list-style:none;max-height:18rem;overflow:auto;
          background:var(--surface);border:1px solid var(--rule);border-radius:10px;
          box-shadow:var(--shadow)}
.combo li{display:flex;align-items:baseline;gap:.6rem;padding:.5rem .65rem;
          border-radius:7px;cursor:pointer;font-size:.93rem;min-width:0}
.combo li[aria-selected=true]{background:var(--accent-bg)}
.combo li.empty{color:var(--faint);cursor:default;font-size:.88rem}
.combo .code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:600;
             min-width:3.2rem;color:var(--accent)}
.combo .name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.combo .sub{margin-left:auto;flex:none;color:var(--faint);font-size:.8rem;
            max-width:45%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* Schalter */
.switch{display:flex;align-items:flex-start;gap:.8rem;padding:.6rem 0;margin:0;
        cursor:pointer;font-size:.95rem;font-weight:400;letter-spacing:0;
        text-transform:none;color:var(--ink)}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch .track{position:relative;flex:none;width:2.5rem;height:1.45rem;margin-top:.1rem;
               border-radius:1rem;background:var(--rule);transition:background .15s}
.switch .track::after{content:"";position:absolute;top:.15rem;left:.15rem;
                      width:1.15rem;height:1.15rem;border-radius:50%;background:#fff;
                      box-shadow:0 1px 2px rgba(0,0,0,.3);transition:transform .15s}
.switch input:checked+.track{background:var(--accent)}
.switch input:checked+.track::after{transform:translateX(1.05rem)}
.switch input:focus-visible+.track{outline:2px solid var(--accent);outline-offset:2px}
.switch small{display:block;color:var(--faint);font-size:.82rem}

/* Ausrichtung */
.range{display:flex;align-items:center;gap:1rem}
.range input[type=range]{flex:1;margin:0;accent-color:var(--accent)}
.range output{min-width:3.2rem;text-align:right;font-variant-numeric:tabular-nums;color:var(--soft)}
.range input[type=number]{width:5.5rem;flex:none}

/* Karte */
.map{height:22rem;margin-top:1rem;border:1px solid var(--rule);border-radius:12px;
     overflow:hidden;background:var(--ground);z-index:0}
.map.editable.leaflet-grab{cursor:crosshair}
.pin{color:var(--accent)}
.pin svg{display:block;width:28px;height:40px;filter:drop-shadow(0 2px 2px rgba(0,0,0,.35))}
.leaflet-container{font:inherit;font-size:.8rem}
.leaflet-bar a,.leaflet-bar a:hover{background:var(--surface);color:var(--ink);border-color:var(--rule)}
.leaflet-container .leaflet-control-attribution{background:var(--surface);color:var(--faint);opacity:.9}
.leaflet-tooltip{background:var(--surface);color:var(--ink);border-color:var(--rule);
                 border-radius:6px;font-weight:600}
@media (prefers-color-scheme: dark) {
  /* OpenStreetMap liefert nur helle Kacheln; invertiert und zurueckgedreht
     ergibt das eine brauchbare dunkle Karte. Marker liegen in einer anderen
     Ebene und bleiben unberuehrt. */
  .map .leaflet-tile-pane{filter:invert(1) hue-rotate(180deg) brightness(.9) contrast(.9) saturate(.5)}
  .leaflet-tooltip-top:before{border-top-color:var(--rule)}
}

/* Speicherleiste. Ohne Skript ein gewoehnlicher Abschluss des Formulars; mit
   Skript eine Leiste am unteren Rand, die nur bei Aenderungen erscheint. */
.savebar{display:flex;align-items:center;gap:.6rem;margin-top:1.75rem;
         padding-top:1.25rem;border-top:1px solid var(--rule)}
.savebar button{margin:0}
.savebar-note{margin-right:auto;font-size:.9rem;color:var(--warn);visibility:hidden}
.cfg.dirty .savebar-note{visibility:visible}
/* Waagerecht ueber left/right/margin zentriert, nicht ueber translateX: Die
   Transformation traegt dann nur die Bewegung nach oben, und das Zentrieren
   haengt nicht daran, dass sie ueberhaupt angewandt wird. */
.cfg.enhanced .savebar{position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:30;
                       margin:0 auto;max-width:43.5rem;padding:.75rem 1rem;
                       background:var(--surface);border:1px solid var(--rule);border-radius:12px;
                       box-shadow:var(--shadow);
                       transform:translateY(calc(100% + 1.5rem));transition:transform .2s ease}
.cfg.enhanced.dirty .savebar{transform:translateY(0)}
@media (max-width:30rem){
  .savebar-note{display:none}
  .cfg.enhanced .savebar{justify-content:flex-end}
}

/* Anmeldung */
body.login .wrap{min-height:100vh;display:flex;flex-direction:column;padding-bottom:2rem}
body.login main{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem 0}
.login-card{width:100%;max-width:24rem;text-align:center;padding:2.25rem 2rem}
.login-card h2{margin:1rem 0 .4rem;font-size:1.3rem}
.login-card .lead{margin:0 0 1.5rem;color:var(--soft);font-size:.95rem}
.login-card .flash{text-align:left;margin:0 0 1.25rem}
.login-card p.hint{margin-top:1.1rem}
.login-mark svg{width:60px;height:60px;color:var(--accent)}
.gsi{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;width:100%;
     padding:.7rem 1.25rem;border-radius:999px;font-weight:500;
     background:var(--surface);color:var(--ink);border:1px solid var(--faint);
     box-shadow:0 1px 2px rgba(0,0,0,.08)}
.gsi:hover{filter:none;background:var(--ground)}
.gsi svg{width:20px;height:20px;flex:none}