:root{
  --bgA:#090b2a;
  --bgB:#081a3f;

  --glow1: rgba(255, 210, 245, .34);
  --glow2: rgba(190, 255, 250, .26);
  --glow3: rgba(255, 245, 200, .20);

  --card: rgba(255,255,255,.14);
  --card2: rgba(255,255,255,.20);
  --stroke: rgba(255,255,255,.26);

  --text: rgba(255,255,255,.94);
  --muted: rgba(255,255,255,.78);

  --accent1:#b9fff6;
  --accent2:#ffd7fb;

  --shadow: 0 18px 60px rgba(0,0,0,.42);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: "Nunito", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  overflow:hidden;

  background:
    radial-gradient(900px 560px at 18% 10%, var(--glow1), transparent 65%),
    radial-gradient(900px 560px at 92% 18%, var(--glow2), transparent 65%),
    radial-gradient(900px 560px at 50% 92%, var(--glow3), transparent 70%),
    linear-gradient(135deg, var(--bgA), var(--bgB));
}

#space{position:fixed; inset:0; width:100%; height:100%; display:block; z-index:0;}

.topbar{
  position:relative; z-index:3;
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 22px;
}
.brand{display:flex; align-items:center; gap:12px; user-select:none}
.logo{
  width:42px; height:42px; border-radius:16px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.10));
  border:1px solid rgba(255,255,255,.22);
  box-shadow: 0 14px 36px rgba(0,0,0,.28);
  font-size:20px;
}
.brandTitle{font-weight:800; letter-spacing:.3px; font-size:20px}
.brandTag{font-weight:700; font-size:12px; color: var(--muted); margin-top:2px}

.actions{display:flex; gap:10px; align-items:center}

.stage{
  position:relative; z-index:2;
  height: calc(100% - 86px);
  display:grid; place-items:center;
  padding: 16px;
}

.card{
  position:relative;
  width:min(1040px, 92vw);
  height: min(76vh, 740px);
  padding: 24px 26px 22px;
  border-radius: 26px;
  background: linear-gradient(180deg, var(--card2), var(--card));
  border:1px solid var(--stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow:hidden;
}

.cardGlow{
  position:absolute; inset:-2px;
  border-radius: 28px;
  background:
    radial-gradient(700px 260px at 35% 0%, rgba(185,255,246,.26), transparent 60%),
    radial-gradient(520px 240px at 85% 10%, rgba(255,215,251,.22), transparent 55%),
    radial-gradient(620px 300px at 22% 100%, rgba(255,245,200,.18), transparent 60%);
  pointer-events:none;
  opacity:.95;
}

.cardHeader h1{
  margin:0 0 6px;
  font-size: clamp(26px, 3.0vw, 42px);
  line-height:1.05;
}
.accent{
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.subtitle{
  margin:0 0 14px;
  color: var(--muted);
  font-weight:700;
  font-size: 14px;
}

/* slightly smaller baseline + auto-fit will fine tune */
.introText{
  font-size: 16.5px;
  line-height: 1.42;
  font-weight: 700;
  color: rgba(255,255,255,.92);
  height: calc(100% - 132px);
  overflow:hidden;
  padding-right: 6px;
}
.introText p{margin:0 0 9px;}

.ctaRow{
  position:absolute;
  left: 26px; right: 26px; bottom: 18px;
  display:flex; gap:12px; align-items:center; flex-wrap:wrap;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  text-decoration:none;
  border:0; cursor:pointer;
  border-radius: 14px;
  padding: 10px 14px;
  font-weight: 800;
  letter-spacing:.2px;
  color: rgba(255,255,255,.96);
  transition: transform .12s ease, filter .12s ease, background .18s ease, border-color .18s ease;
  user-select:none;
}
.btn:active{transform: translateY(1px) scale(.99)}
.btn:hover{filter: brightness(1.08)}
.btnBig{padding: 12px 18px; font-size: 15px}
.btnPrimary{
  background: linear-gradient(135deg, rgba(109,91,255,.95), rgba(37,215,255,.86));
  box-shadow: 0 16px 34px rgba(0,0,0,.28);
}
.btnSoft{
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.26);
}

.floaty{ animation: float 8.5s ease-in-out infinite; }
@keyframes float{
  0%{ transform: translateY(0px) }
  50%{ transform: translateY(-10px) }
  100%{ transform: translateY(0px) }
}

@media (max-width: 560px){
  .brandTag{display:none}
  .card{padding: 18px 16px 18px; height: min(78vh, 760px)}
  .ctaRow{left:16px; right:16px}
}



/* --- v15: Clean centered layout + registration module --- */

/* Center header */
.cardHeader{
  text-align: center;
}

/* Center intro text */
#introText{
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Center CTA buttons */
.ctaRow{
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 20px;
}


/* --- v15 forms --- */
.formWrap{
  margin-top: 18px;
  display:flex;
  flex-direction: column;
  align-items: center;
  justify-content:center;
  gap: 14px;
}
.formGrid{
  width: min(760px, 92%);
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.field{display:flex; flex-direction:column; gap:8px;}
.field.full{grid-column: 1 / -1;}
label{font-weight:800; font-size:12px; letter-spacing:.2px; color: rgba(255,255,255,.84);}
input{
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.26);
  background: rgba(10,12,30,.26);
  color: rgba(255,255,255,.94);
  font: inherit;
  outline: none;
  box-shadow: 0 10px 26px rgba(0,0,0,.18) inset;
}
input:focus{
  border-color: rgba(185,255,246,.65);
  box-shadow: 0 0 0 3px rgba(185,255,246,.14);
}
.help{font-size:12px; font-weight:800; color: rgba(255,255,255,.66); margin-top:2px;}
.actionsRow{
  display:flex;
  gap: 12px;
  flex-wrap:wrap;
  justify-content:center;
  margin-top: 6px;
}
.msgArea{margin-top:10px; text-align:center; width:min(760px, 92%);}
.msg{
  display:inline-block;
  margin-top: 8px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.12);
  box-shadow: 0 18px 52px rgba(0,0,0,.25);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-weight: 800;
  color: rgba(255,255,255,.90);
  max-width: min(760px, 92%);
}
.msg.ok{ border-color: rgba(185,255,246,.55); }
.msg.err{ border-color: rgba(255,170,190,.60); }
@media (max-width: 720px){
  .formGrid{grid-template-columns: 1fr;}
}


/* --- Admin Toggle (Ctrl+Shift+F8) --- */
.admin-only{display:none !important;}
body.admin-on .admin-only{display:inline-flex !important;}


/* v18: UI fixes */
/* Buttons nebeneinander (Register/Login Aktionen) */
.actionsRow.actionsInline{ 
  flex-wrap: nowrap;
}
.actionsRow.actionsInline > .btn{
  flex: 1 1 0;
  min-width: 220px;
  max-width: 360px;
}
@media (max-width: 620px){
  .actionsRow.actionsInline{ flex-wrap: wrap; }
  .actionsRow.actionsInline > .btn{ min-width: 160px; }
}

/* Meldungen wirklich unter den Buttons */
.msgArea{
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 12px;
  display:flex;
  justify-content:center;
}
.msgArea .msg{
  width: min(760px, 100%);
  text-align: left;
}

html.admin-mode .admin-only{display:inline-flex !important;}