:root{
  --accent:#760000;      /* Rot des Original-Portals */
  --accent2:#a01414;
  --bg:#1b1b1e;
  --panel:#ffffffee;
  --text:#1a1a1a;
  --muted:#666;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{height:100%;margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);}
#map{position:absolute;inset:0;background:#dfe4e8;}

/* ---------- Kopfzeile ---------- */
#topbar{
  position:absolute;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:calc(6px + var(--safe-t)) 12px 6px;
  background:linear-gradient(180deg,var(--accent),var(--accent2));
  color:#fff;box-shadow:0 2px 8px #0004;
}
.brand{display:flex;flex-direction:column;line-height:1.1;}
.brand strong{font-size:17px;letter-spacing:.2px;}
.brand span{font-size:11px;opacity:.85;}
.icon-btn{
  background:#ffffff22;border:1px solid #ffffff55;color:#fff;
  padding:7px 12px;border-radius:20px;font-size:13px;cursor:pointer;
}
.icon-btn:active{background:#ffffff33;}

/* ---------- Themen-Panel ---------- */
#themePanel{
  position:absolute;top:calc(52px + var(--safe-t));right:8px;z-index:1000;
  width:250px;max-height:60vh;overflow:auto;
  background:var(--panel);backdrop-filter:blur(6px);
  border-radius:14px;box-shadow:0 8px 30px #0006;padding:12px 14px;
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:.18s;
}
#themePanel.open{transform:none;opacity:1;pointer-events:auto;}
#themePanel h3{margin:2px 0 8px;font-size:14px;}
.theme-row{display:flex;align-items:center;gap:9px;padding:6px 2px;font-size:14px;cursor:pointer;}
.theme-row input{width:18px;height:18px;accent-color:var(--accent);}

/* ---------- Standort-FAB ---------- */
.fab{
  position:absolute;right:16px;z-index:1000;
  bottom:calc(var(--panel-h,230px) + 16px + var(--safe-b));
  width:52px;height:52px;border-radius:50%;border:none;
  background:#fff;color:var(--accent);box-shadow:0 4px 14px #0005;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:bottom .25s;
}
.fab.active{color:#1a73e8;}
.fab:active{transform:scale(.94);}

/* ---------- Zeitreise-Panel ---------- */
#panel{
  position:absolute;left:0;right:0;bottom:0;z-index:1000;
  background:var(--panel);backdrop-filter:blur(8px);
  border-radius:18px 18px 0 0;box-shadow:0 -4px 24px #0004;
  padding:6px 16px calc(12px + var(--safe-b));
  transition:transform .25s;
}
#panel.collapsed{transform:translateY(calc(100% - 74px));}
.grip{
  display:block;width:44px;height:6px;border-radius:3px;border:none;
  background:#0002;margin:6px auto 8px;cursor:pointer;padding:0;
}

.readout{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;}
.year-block{display:flex;align-items:baseline;gap:10px;}
#yearBig{font-size:34px;font-weight:800;color:var(--accent);line-height:1;font-variant-numeric:tabular-nums;}
#yearAgo{font-size:13px;color:var(--muted);}
.year-label{font-size:14px;color:#333;margin-left:auto;text-align:right;}

/* Kategorien */
.cats{display:flex;gap:8px;margin:12px 0 6px;overflow-x:auto;padding-bottom:2px;}
.cat{
  flex:0 0 auto;border:1px solid #0002;background:#fff;color:#333;
  padding:7px 14px;border-radius:18px;font-size:13px;cursor:pointer;white-space:nowrap;
}
.cat.active{background:var(--accent);color:#fff;border-color:var(--accent);}

/* Slider */
.slider-row{display:flex;align-items:center;gap:10px;margin:8px 0 4px;}
.step{
  width:40px;height:40px;flex:0 0 auto;border-radius:50%;border:1px solid #0002;
  background:#fff;font-size:24px;line-height:1;color:var(--accent);cursor:pointer;
}
.step:active{background:#f2f2f2;}
#timeline{flex:1;}
input[type=range]{
  -webkit-appearance:none;appearance:none;height:6px;border-radius:3px;
  background:linear-gradient(90deg,var(--accent),#d9a);outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:#fff;border:3px solid var(--accent);cursor:pointer;box-shadow:0 1px 4px #0005;
}
input[type=range]::-moz-range-thumb{
  width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--accent);cursor:pointer;
}

.opacity-row{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);margin-top:6px;}
.opacity-row input{flex:1;background:#0001;}
.opacity-row #opacityVal{width:42px;text-align:right;font-variant-numeric:tabular-nums;}

.src-note{font-size:10px;color:#999;margin:8px 0 0;line-height:1.35;}

/* ---------- Toast ---------- */
#toast{
  position:absolute;left:50%;bottom:calc(var(--panel-h,240px) + 20px);
  transform:translateX(-50%) translateY(10px);z-index:1200;
  background:#222e;color:#fff;padding:10px 16px;border-radius:22px;font-size:13px;
  opacity:0;pointer-events:none;transition:.25s;max-width:80vw;text-align:center;
}
#toast.show{opacity:1;transform:translateX(-50%);}

/* Leaflet-Steuerung unter die Kopfzeile schieben */
.leaflet-top.leaflet-right{margin-top:calc(52px + var(--safe-t));}
.leaflet-control-attribution{font-size:9px;}