:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --shadow: 0 10px 28px rgba(2,6,23,.08);

  --primary:#2563eb;
  --primary-2:#1d4ed8;

  --success:#16a34a;
  --danger:#dc2626;
  --warning:#f59e0b;
  --radius:16px;
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: radial-gradient(1200px 700px at 20% 0%, rgba(37,99,235,.10), transparent),
              radial-gradient(900px 600px at 80% 30%, rgba(22,163,74,.08), transparent),
              var(--bg);
  color:var(--text);
}

/* Links: nie unterstreichen */
a{color:var(--primary); text-decoration:none}
a:hover,
a:focus{color:var(--primary-2); text-decoration:none !important}

.container{max-width:1100px; margin:0 auto; padding:28px 18px 60px}

.topbar{
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding:14px 16px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:rgba(255,255,255,.85);
  box-shadow:var(--shadow);
  backdrop-filter: blur(8px);
}

.brand{display:flex; align-items:center; gap:14px}

/* Logo komplett frei */
.brand-logo{
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
  width: auto !important;
  height: auto !important;
  display:flex;
  align-items:center;
}

.brand-logo img,
.kita-logo{
  display:block;
  width:260px;
  max-width: 100%;
  height:56px;
  object-fit:contain;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
  margin:0;
}

.brand-title{font-weight:800; letter-spacing:-.02em}
.brand-sub{font-size:13px; color:var(--muted)}

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

.card{
  margin-top:18px;
  padding:18px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:var(--card);
  box-shadow:var(--shadow);
}

.h2{margin:0 0 10px 0; font-size:20px}
.note{color:var(--muted); font-size:14px; line-height:1.45}
.small{color:var(--muted); font-size:12px}

.divider{height:1px; background:var(--border); margin:14px 0}

.grid{display:grid; gap:14px}
.grid2{display:grid; gap:14px; grid-template-columns:1fr 1fr}
@media (max-width:900px){ .grid2{grid-template-columns:1fr} }

label{display:block; font-size:13px; color:var(--muted); margin-bottom:6px}
input, select, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  outline:none;
}
input:focus, textarea:focus, select:focus{
  border-color: rgba(37,99,235,.55);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}
textarea{resize:vertical}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding:11px 14px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  cursor:pointer;
  font-weight:700;
  transition: background .12s ease, border-color .12s ease, transform .06s ease, color .12s ease, filter .12s ease;
}
.btn:active{transform: translateY(1px);}

/* WICHTIG: Hover nur für NICHT-primary, damit Primary nicht hell wird */
.btn:not(.btn-primary):not(.btn-danger):hover{
  background:#f1f5f9;
  color:var(--text);
  text-decoration:none !important;
}

.btn-primary{
  border-color: rgba(37,99,235,.25);
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color:#fff !important;
}
.btn-primary:hover{
  filter:brightness(0.98);
  color:#fff !important;
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); /* bleibt blau */
  text-decoration:none !important;
}

.btn-danger{
  border-color: rgba(220,38,38,.3);
  color:var(--danger);
  background:#fff;
}
.btn-danger:hover{
  background:#fef2f2;
  color:var(--danger);
  text-decoration:none !important;
}

.btn-ghost{
  background:transparent;
  border-color: var(--border);
}

/* Badges */
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 10px; border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
  font-size:13px;
  color:var(--text);
  transition: background .12s ease, border-color .12s ease, color .12s ease, filter .12s ease;
}
.badge:hover{
  background:#f1f5f9;
  color:var(--text);
  text-decoration:none !important;
}
.badge.ok{border-color: rgba(22,163,74,.28); color:#166534; background:#f0fdf4}
.badge.warn{border-color: rgba(245,158,11,.28); color:#92400e; background:#fffbeb}
.badge.danger{border-color: rgba(220,38,38,.28); color:#991b1b; background:#fef2f2}

/* Alerts */
.alert{
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  font-weight:700;
}
.alert-success{background:#f0fdf4; border-color: rgba(22,163,74,.25); color:#166534}
.alert-danger{background:#fef2f2; border-color: rgba(220,38,38,.25); color:#991b1b}
.alert-warning{background:#fffbeb; border-color: rgba(245,158,11,.25); color:#92400e}

/* Viewer */
.viewer{
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  background:#f8fafc;
}
.viewer-top{
  display:flex; gap:10px; align-items:center; justify-content:space-between;
  padding:10px;
  border-bottom:1px solid var(--border);
  background:#fff;
}
.viewer-top .controls{display:flex; gap:10px; align-items:center}
canvas{width:100%; height:auto; display:block}

/* Quiz */
.quiz-wrap{display:none}
.quiz-wrap.unlocked{display:block}

.quiz-step{
  border:1px solid var(--border);
  border-radius:16px;
  padding:14px;
  background:#fff;
}
.quiz-step-title{font-weight:800; margin:0 0 10px 0}
.options{display:grid; gap:10px}

.option-btn{
  display:flex; gap:10px; align-items:flex-start;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#fff;
  cursor:pointer;
  color: var(--text);
  transition: box-shadow .12s ease, transform .06s ease, background .12s ease, border-color .12s ease, color .12s ease;
}
.option-btn:hover{
  background:#f8fafc;
  transform: translateY(-1px);
  color: var(--text);
}
.option-btn.selected{
  border-color: rgba(37,99,235,.35);
  background: rgba(37,99,235,.08);
  box-shadow: 0 8px 20px rgba(37,99,235,.12);
  color: var(--text);
}
.option-btn .opt-letter{
  width:28px; height:28px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  background:#f1f5f9; border:1px solid var(--border);
  font-weight:800;
  color: var(--text);
}
.option-btn.selected .opt-letter{
  background: rgba(37,99,235,.12);
  border-color: rgba(37,99,235,.22);
  color: var(--primary-2);
}

.table{width:100%; border-collapse:collapse}
.table th,.table td{
  padding:10px;
  border-bottom:1px solid var(--border);
  text-align:left;
  font-size:14px;
  color: var(--text);
}
.table th{color:var(--muted); font-weight:800}

/* =========================
   Mobile / Responsive Fixes
   ========================= */

@media (max-width: 720px){

  .container{
    padding: 16px 12px 40px;
  }

  /* Topbar: alles untereinander statt gequetscht */
  .topbar{
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px;
  }

  .brand{
    width: 100%;
    gap: 12px;
    align-items: center;
  }

  /* Logo etwas kleiner, damit Titel Platz hat */
  .brand-logo img,
  .kita-logo{
    width: 170px;
    height: 44px;
  }

  /* Titel/Untertitel kompakter */
  .brand-title{
    font-size: 16px;
    line-height: 1.15;
  }
  .brand-sub{
    font-size: 12px;
  }

  /* Badges rechts: volle Breite + sauberer Wrap */
  .nav{
    width: 100%;
    justify-content: flex-start;
    gap: 8px;
  }
  .badge{
    max-width: 100%;
    white-space: nowrap;
  }

  /* Karten kompakter */
  .card{
    padding: 14px;
    border-radius: 14px;
  }

  .h2{
    font-size: 18px;
  }

  /* Viewer/PDF: mehr Höhe auf Mobile, weniger Chrome-Waste */
  .viewer{
    border-radius: 14px;
  }

  /* wenn du iframe inline-stylst, überschreiben wir es hier */
  .viewer iframe{
    width: 100% !important;
    height: 68vh !important;
    min-height: 520px;
    border: 0 !important;
    display: block;
  }

  /* Buttons untereinander, wenn es eng wird */
  .viewer-top,
  .viewer-top .controls{
    flex-wrap: wrap;
  }

  /* Quiz Buttons: untereinander */
  #quizForm > div[style*="display:flex"]{
    flex-direction: column;
    align-items: stretch;
  }
  #quizForm .btn{
    width: 100%;
    justify-content: center;
  }
}

/* Extra klein (iPhone SE etc.) */
@media (max-width: 390px){
  .brand-logo img,
  .kita-logo{
    width: 150px;
    height: 40px;
  }
  .viewer iframe{
    height: 70vh !important;
    min-height: 480px;
  }
}