/* Liquid-Glass Topbar (modern, minimal) */
:root {
  --tb-height: 44px;
  --tb-padding-x: 12px;
  --tb-radius: 16px;
  --tb-bg: rgba(20, 23, 28, 0.42); /* Glas-Farbton */
  --tb-border: rgba(255, 255, 255, 0.18);
  --tb-shadow: 0 10px 24px -16px rgba(0,0,0,0.38), 0 1px 0 rgba(255,255,255,0.04) inset;
  --tb-blur: 14px;
  --tb-text: #e8eaed;
  --tb-text-dim: #c9ccd1;
  --tb-accent: #e5e7eb; /* dezente Akzente */
  --tb-max-width: 960px;
  --tb-top-gap: 8px;
  --tb-icon-size: 20px; /* einheitliche, etwas größere Icongröße */
  --tb-icon-gap: 10px;  /* einheitlicher Abstand Icon ↔ Text */
  /* Brand-Farben RESQ:VIEW */
  --brand-resq: #3ddc7a; /* lebendiges Grün */
  --brand-view: #4da8ff; /* kräftiges Blau */
  --brand-gradient: linear-gradient(90deg, var(--brand-resq) 0%, var(--brand-view) 100%);
}

/* Sticky Container oben */
.topbar-wrap {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--tb-top-gap) 16px; /* geringer Abstand zum Fensterrand */
  display: flex;
  justify-content: center; /* Bar mittig platzieren */
}

/* Glastopbar */
.topbar {
  height: var(--tb-height);
  display: grid;
  grid-template-columns: auto 1fr; /* Brand | Nav */
  align-items: center;
  gap: 10px;
  padding: 0 var(--tb-padding-x);
  border-radius: var(--tb-radius);
  background: var(--tb-bg);
  -webkit-backdrop-filter: blur(var(--tb-blur)) saturate(120%);
  backdrop-filter: blur(var(--tb-blur)) saturate(120%);
  border: 1px solid var(--tb-border);
  box-shadow: var(--tb-shadow);
  width: min(var(--tb-max-width), 96vw);
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  -webkit-font-smoothing: antialiased; /* moderner Look */
  position: relative; /* für Vignette-Overlay */
  overflow: hidden; /* Vignette an Rundungen clippen */
}

/* Vignette entfernt: kein Overlay über dem Topbar-Inhalt */
.topbar::after { content: none; }

/* Branding links */
.topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--tb-icon-gap);
  color: var(--tb-text);
  text-decoration: none;
  white-space: nowrap;
}
.topbar-brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}
.topbar-title {
  font: 600 13px/1.2 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans";
  letter-spacing: 0.25px;
  white-space: nowrap;
}
/* Entfernte Tagline wieder ausblenden (Reste ignorieren) */
.brand-tagline { display:none !important; }
.brand-word { white-space: nowrap; }
/* RESQ:VIEW Branding */
.brand-resq { color: var(--brand-resq); font-weight: 700; }
.brand-view { color: var(--brand-view); font-weight: 700; }
.brand-colon { color: var(--tb-text-dim); font-weight: 600; padding: 0 0.25ch; }
/* Engere Variante ohne sichtbares 'Leerzeichen'-Gefühl */
@media (min-width:0){
  .topbar-title .brand-colon { padding: 0 0.15ch; }
}
.topbar-title .brand-resq, .topbar-title .brand-view { text-shadow: 0 0 6px rgba(255,255,255,0.18); }

/* Optional kompakte Variante für kleinere Breakpoints */
@media (max-width: 800px){
  .topbar-title .brand-colon { padding: 0 1px; }
}

/* Navigation mittig */
.topbar-nav {
  display: flex;
  justify-content: flex-end; /* nach rechts */
  align-items: center;
  gap: 8px;
}
.topbar-link {
  display: inline-flex;
  align-items: center;
  gap: var(--tb-icon-gap);
  height: 32px; /* wie Guest */
  padding: 0 10px; /* wie Guest */
  color: var(--tb-text);
  text-decoration: none;
  border-radius: 10px; /* wie Guest */
  border: 1px solid rgba(255,255,255,0.16); /* wie Guest */
  background: rgba(255,255,255,0.08); /* wie Guest */
  box-shadow: 0 6px 16px -8px rgba(0,0,0,0.45); /* wie Guest */
  font: 600 12.5px/1 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial;
  letter-spacing: 0.2px;
  transition: 160ms ease;
}
.topbar-link:hover { filter: brightness(1.08); }
.topbar-link:active { transform: translateY(1px); }
.topbar-link.is-active { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.20); }
.topbar-link img.icon { width: var(--tb-icon-size); height: var(--tb-icon-size); opacity: 0.9; }

/* Prominenter Button rechts in der Nav */
.topbar-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--tb-icon-gap);
  height: 32px; /* wie Guest */
  padding: 0 10px; /* wie Guest */
  border-radius: 10px; /* wie Guest */
  background: rgba(255,255,255,0.08); /* vereinheitlicht */
  border: 1px solid rgba(255,255,255,0.16); /* vereinheitlicht */
  color: var(--tb-text);
  text-decoration: none;
  font: 600 12.5px/1 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial; /* wie Guest */
  letter-spacing: 0.2px;
  box-shadow: 0 6px 16px -8px rgba(0,0,0,0.45); /* wie Guest */
  transition: 160ms ease;
}
.topbar-cta:hover { filter: brightness(1.08); }
.topbar-cta:active { transform: translateY(1px); }
.topbar-cta .icon { width: var(--tb-icon-size); height: var(--tb-icon-size); opacity: 0.9; margin-right: 0; }



/* Aktionen rechts */
.topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.topbar-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: var(--tb-text);
  box-shadow: 0 6px 16px -8px rgba(0,0,0,0.45);
  transition: 160ms ease;
}
.topbar-btn:focus-visible { outline: 2px solid var(--brand-view); outline-offset: 2px; }
.topbar-btn:hover { filter: brightness(1.08); }
.topbar-btn:active { transform: translateY(1px); }
.topbar-btn img.icon { width: var(--tb-icon-size); height: var(--tb-icon-size); }

/* Settings Modal Skin (welcome-skin) */
.settings-modal.welcome-skin {
  background: rgba(20,23,28,0.60);
  border: 1px solid rgba(255,255,255,0.18);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
  border-radius: 20px;
  box-shadow: 0 28px 80px -32px rgba(0,0,0,0.65), 0 4px 18px -8px rgba(0,0,0,0.55);
  padding: 0;
  color: #e8eaed;
  max-width: 540px;
  width: 92vw;
}
.settings-modal.welcome-skin .modal-header { padding: 16px 18px 10px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.settings-modal.welcome-skin .modal-body { padding: 4px 18px 10px; display: grid; gap: 1.25rem; }
.settings-modal.welcome-skin .modal-footer { padding: 10px 18px 16px; border-top: 1px solid rgba(255,255,255,0.08); display:flex; align-items:center; justify-content:space-between; gap:1rem; }
.settings-modal.welcome-skin h3 { font: 600 14px/1.2 "Inter"; letter-spacing: .3px; margin: 0 0 .75rem; color:#fff; }
.settings-modal.welcome-skin .settings-section { background: rgba(255,255,255,0.05); padding: 14px 14px 16px; border:1px solid rgba(255,255,255,0.10); border-radius:16px; box-shadow:0 4px 14px -6px rgba(0,0,0,0.55) inset; }
.settings-modal.welcome-skin label { font: 500 12.5px/1.3 "Inter"; letter-spacing:.3px; display:block; margin-bottom:4px; }
.settings-modal.welcome-skin small { display:block; font-size:11px; opacity:.7; margin-top:4px; }
.settings-modal.welcome-skin input[type="text"],
.settings-modal.welcome-skin select { font:500 13px/1.2 "Inter"; letter-spacing:.25px; }
.settings-modal.welcome-skin input[type="text"] { background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.18); color:#fff; padding:.55rem .7rem; border-radius:12px; width:100%; }
.settings-modal.welcome-skin input[type="text"]:focus { outline:2px solid var(--brand-view); border-color:var(--brand-view); }
.settings-modal.welcome-skin .range-input-group { display:flex; align-items:center; gap:.75rem; }
.settings-modal.welcome-skin input[type="range"] { width:100%; accent-color: var(--brand-view); }
.settings-modal.welcome-skin .button-group { display:flex; gap:.65rem; }
.settings-modal.welcome-skin .btn-primary, .settings-modal.welcome-skin .btn-secondary { height:38px; padding:0 16px; border-radius:12px; font:600 13px/1 "Inter"; letter-spacing:.3px; border:1px solid rgba(255,255,255,0.16); background:rgba(255,255,255,0.10); color:#fff; cursor:pointer; transition:160ms ease; }
.settings-modal.welcome-skin .btn-primary:hover, .settings-modal.welcome-skin .btn-secondary:hover { filter:brightness(1.1); }
.settings-modal.welcome-skin .btn-primary:active, .settings-modal.welcome-skin .btn-secondary:active { transform:translateY(1px); }
.settings-modal.welcome-skin .close-button { background: rgba(255,255,255,0.10); border:1px solid rgba(255,255,255,0.18); color:#fff; width:36px; height:36px; border-radius:12px; cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:16px; }
.settings-modal.welcome-skin .close-button:hover { filter:brightness(1.15); }
.settings-modal.welcome-skin .close-button:active { transform:translateY(1px); }
.settings-modal.welcome-skin .settings-message { font:500 12.5px/1.3 "Inter"; letter-spacing:.25px; }


/* Platzhalter für Screen-Edge auf Mobil */
@media (max-width: 640px) {
  :root { --tb-height: 50px; }
  .topbar-wrap { padding: 10px 10px; }
  .topbar-title { display: none; }
}

/* Visually hidden (A11y) */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* User Button (rechts) */
.topbar-userbtn {
  display: inline-flex;
  align-items: center;
  gap: var(--tb-icon-gap);
  height: 32px;
  padding: 0 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--tb-text);
  text-decoration: none;
  transition: 160ms ease;
}
.topbar-userbtn:hover { filter: brightness(1.08); }
.topbar-userbtn:active { transform: translateY(1px); }
.topbar-userbtn .icon { width: var(--tb-icon-size); height: var(--tb-icon-size); opacity: 0.9; }
.topbar-userbtn .label { font: 600 12.5px/1 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial; letter-spacing:0.2px; }
.topbar-userbtn .spinner {
  width: 12px; height: 12px; margin-left: 6px;
  border: 2px solid rgba(255,255,255,0.22);
  border-top-color: rgba(255,255,255,0.75);
  border-radius: 50%;
  display: inline-block;
  animation: tbspin 0.9s linear infinite;
}
@keyframes tbspin { to { transform: rotate(360deg); } }

/* Benutzer-Ecke oben rechts */
.corner-user {
  position: fixed;
  top: 10px;
  right: 12px;
  z-index: 1100; /* über Topbar */
}

/* Benutzer-Dropdown (Liquid-Glass) */
.user-dropdown {
  position: fixed;
  top: calc(10px + var(--tb-height) + 6px); /* etwas unterhalb des User-Buttons */
  right: 12px;
  z-index: 1200;
  min-width: 210px;
  padding: 8px;
  border-radius: 14px;
  background: rgba(20, 23, 28, 0.46);
  border: 1px solid rgba(255,255,255,0.18);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  backdrop-filter: blur(14px) saturate(120%);
  box-shadow: 0 14px 40px -18px rgba(0,0,0,0.55), 0 2px 10px -6px rgba(0,0,0,0.45);
}
.user-dropdown.hidden { display: none; }
.user-dropdown .ud-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.user-dropdown .ud-link {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 34px;
  padding: 0 10px;
  border-radius: 10px;
  color: var(--tb-text);
  text-decoration: none;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: 0 6px 16px -8px rgba(0,0,0,0.45);
  font: 600 12.5px/1 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial;
  transition: 160ms ease;
}
.user-dropdown .ud-link:hover { filter: brightness(1.08); }
.user-dropdown .ud-link:active { transform: translateY(1px); }
.user-dropdown .ud-icon { width: var(--tb-icon-size); height: var(--tb-icon-size); opacity: 0.9; filter: drop-shadow(0 1px 2px rgba(0,0,0,0.35)); }
.user-dropdown .ud-label { letter-spacing: 0.2px; }

/* Spinner aus, sobald Auth-UI bereit (auth.js feuert Event) */
.auth-ui-ready #userButton .spinner { display: none; }