/* Bashboard – gemeinsames Basis-Stylesheet.
   Definiert Layout/Komponenten über CSS-Variablen. :root enthält die neutralen
   Standardwerte (Veranstalter-/Staff-Werkzeuge). Themed Seiten (Gast-Erlebnis)
   setzen zusätzlich [data-theme="..."] und laden ein Theme-Stylesheet aus
   styles/themes/, das dieselben Variablen überschreibt. */

:root {
  --font-heading: Arial, Helvetica, sans-serif;
  --font-body: Arial, Helvetica, sans-serif;
  --heading-weight: 700;
  --heading-style: normal;
  --heading-letter-spacing: -0.01em;
  --heading-text-transform: none;
  --heading-color: var(--color-text);
  --heading-glow: none;

  --color-bg-start: #f5f5f3;
  --color-bg-end: #f5f5f3;
  --color-glow-1: transparent;
  --color-glow-2: transparent;
  --color-text: #1c1c1a;
  --color-text-muted: #6b6b66;

  --color-accent: #2563eb;
  --color-accent-dark: #1d4ed8;
  --color-accent-soft: rgba(37, 99, 235, 0.1);
  --color-accent-border: rgba(37, 99, 235, 0.3);
  --color-accent-glow: rgba(37, 99, 235, 0.3);

  --color-success: #16a34a;
  --color-success-bg: rgba(22, 163, 74, 0.1);
  --color-success-border: rgba(22, 163, 74, 0.3);
  --color-error: #dc2626;
  --color-error-bg: rgba(220, 38, 38, 0.08);
  --color-error-border: rgba(220, 38, 38, 0.25);
  --color-warning: #d97706;
  --color-warning-bg: rgba(217, 119, 6, 0.1);
  --color-warning-border: rgba(217, 119, 6, 0.3);

  --color-card-bg: #ffffff;
  --color-card-border: #e4e3df;
  --color-card-highlight: #ffffff;
  --color-input-bg: #f5f5f3;
  --color-input-border: #d8d7d2;
  --color-row-bg: #f5f5f3;

  --blur: 0px;
  --saturate: 100%;
  --radius: 14px;
  --radius-sm: 10px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --scale-hover: 1.02;
  --scale-press: 0.97;
  --shadow-card: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-emoji: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  position: relative;
  background: radial-gradient(circle at top, var(--color-bg-start) 0%, var(--color-bg-end) 72%);
  color: var(--color-text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  padding: 28px 16px 60px;
  overflow-x: hidden;
}

body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
}
body::before {
  width: 480px; height: 480px; top: -160px; left: 50%;
  transform: translateX(-50%);
  background: var(--color-glow-1);
}
body::after {
  width: 420px; height: 420px; bottom: -180px; right: -120px;
  background: var(--color-glow-2);
}

body > * { position: relative; z-index: 1; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

h1 {
  font-family: var(--font-heading);
  font-weight: var(--heading-weight);
  font-style: var(--heading-style);
  letter-spacing: var(--heading-letter-spacing);
  text-transform: var(--heading-text-transform);
  text-align: center;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  color: var(--heading-color);
  text-shadow: var(--heading-glow);
  margin: 0 0 6px;
  animation: fadeInUp 0.6s var(--ease) both;
}

h2.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: var(--heading-letter-spacing);
  font-size: 1.02rem;
  color: var(--color-accent);
  margin: 0 0 14px;
}

p.subtitle {
  text-align: center; color: var(--color-text-muted); margin: 0 0 20px; font-size: 0.92rem;
  animation: fadeInUp 0.6s var(--ease) 0.08s both;
}

.backlink {
  display: block; text-align: center; color: var(--color-text-muted);
  font-size: 0.85rem; margin-bottom: 20px; text-decoration: none;
  transition: color 0.2s var(--ease);
}
.backlink:hover { color: var(--color-text); }

.wrap { max-width: 560px; margin: 0 auto; }

.card {
  background: var(--color-card-bg);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(var(--saturate));
  backdrop-filter: blur(var(--blur)) saturate(var(--saturate));
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 24px 26px;
  margin-bottom: 18px;
  animation: fadeInUp 0.6s var(--ease) 0.12s both;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

label {
  display: block; font-size: 0.85rem; color: var(--color-text-muted);
  margin: 14px 0 6px; font-weight: 500;
}
label.checkbox-label, label.radio-label {
  display: flex; align-items: flex-start; gap: 8px; font-size: 0.9rem;
  color: var(--color-text); margin: 10px 0; cursor: pointer; font-weight: 400;
}

input[type="text"], input[type="number"], input[type="datetime-local"],
input[type="date"], input[type="email"], input[type="password"], textarea, select {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-input-border); background: var(--color-input-bg);
  color: var(--color-text); font-family: inherit; font-size: 0.94rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
textarea { resize: vertical; min-height: 60px; }
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--color-accent);
  background: #ffffff;
  box-shadow: 0 0 0 4px var(--color-accent-soft);
}
input[type="checkbox"], input[type="radio"] { width: auto; margin-top: 2px; accent-color: var(--color-accent); }
input:disabled { opacity: 0.5; }

.hint { font-size: 0.76rem; color: var(--color-text-muted); margin-top: 4px; }
.hint.error { color: var(--color-error); font-weight: 600; background: var(--color-error-bg); border: 1px solid var(--color-error-border); border-radius: var(--radius-sm); padding: 10px 12px; }
.hint.success { color: var(--color-success); }

.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > div { flex: 1; min-width: 140px; }

button.submit, a.btn, button.btn {
  display: block; width: 100%; margin-top: 4px; padding: 14px; border: none;
  border-radius: 999px; text-decoration: none; text-align: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: white; font-family: inherit; font-weight: 600; font-size: 0.96rem; cursor: pointer;
  box-shadow: 0 6px 20px var(--color-accent-glow), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), filter 0.2s var(--ease);
}
button.submit:hover, a.btn:hover, button.btn:hover { transform: scale(var(--scale-hover)); filter: brightness(1.06); }
button.submit:active, a.btn:active, button.btn:active { transform: scale(var(--scale-press)); }
button.submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

#status { margin-top: 12px; text-align: center; font-size: 0.85rem; min-height: 18px; }
#status.error { color: var(--color-error); font-weight: 600; background: var(--color-error-bg); border: 1px solid var(--color-error-border); border-radius: var(--radius-sm); padding: 10px 12px; }
#status.success { color: var(--color-success); }

.tabs { display: flex; gap: 8px; margin-bottom: 18px; background: var(--color-input-bg); padding: 4px; border-radius: 999px; border: 1px solid var(--color-card-border); }
.tab {
  flex: 1; text-align: center; padding: 9px; border-radius: 999px;
  cursor: pointer; font-size: 0.86rem; font-weight: 600;
  color: var(--color-text-muted);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.tab.active { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark)); color: white; box-shadow: 0 4px 14px var(--color-accent-glow); }

.oauth-buttons { display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
.oauth-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 12px; border-radius: 999px; border: 1px solid var(--color-input-border);
  background: #fff; color: #1f1f1f; font-family: inherit; font-weight: 600; font-size: 0.9rem; cursor: pointer;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.oauth-btn:hover { transform: scale(var(--scale-hover)); box-shadow: 0 4px 10px rgba(0,0,0,0.1); }
.oauth-btn:active { transform: scale(var(--scale-press)); }
.oauth-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.divider { display: flex; align-items: center; gap: 10px; margin: 4px 0 18px; color: var(--color-text-muted); font-size: 0.78rem; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--color-input-border); }

.stats { display: flex; gap: 10px; margin-bottom: 14px; }
.stat-box {
  flex: 1; background: var(--color-card-bg);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(var(--saturate));
  backdrop-filter: blur(var(--blur)) saturate(var(--saturate));
  border: 1px solid var(--color-card-border); box-shadow: var(--shadow-card);
  border-radius: var(--radius-sm); padding: 14px 12px; text-align: center;
  transition: transform 0.2s var(--ease);
}
.stat-box:hover { transform: scale(var(--scale-hover)); }
.stat-num { font-size: 1.5rem; font-weight: 800; color: var(--color-accent); font-family: var(--font-heading); }
.stat-label { font-size: 0.72rem; color: var(--color-text-muted); margin-top: 2px; }

.guest-row, .aufgabe-row {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--color-row-bg); border: 1px solid var(--color-card-border);
  border-radius: var(--radius-sm); padding: 12px 16px; margin-bottom: 10px;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.guest-row:hover, .aufgabe-row:hover { border-color: var(--color-accent-border); transform: scale(1.01); }
.guest-info { flex: 1; min-width: 160px; }
.guest-name { font-weight: 600; }
.guest-meta { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 2px; }

.badge, .status-badge {
  display: inline-block; padding: 4px 12px; border-radius: 20px;
  font-size: 0.78rem; font-weight: 600;
}
.badge-offen, .badge-err { background: var(--color-error-bg); color: var(--color-error); }
.badge-zugesagt, .badge-warn { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-bestaetigt, .badge-eingecheckt, .badge-ok { background: var(--color-success-bg); color: var(--color-success); }

.empty-hint, #empty { text-align: center; color: var(--color-text-muted); margin-top: 30px; }

.tile-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px; margin-bottom: 18px;
}
.tile-grid > .card { margin-bottom: 0; }
.tile-add {
  display: flex; align-items: center; justify-content: center; min-height: 64px;
  background: transparent; box-shadow: none; border: 1px dashed var(--color-input-border);
  color: var(--color-text-muted); font-weight: 600; text-decoration: none; cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.tile-add:hover { border-color: var(--color-accent); color: var(--color-accent); }

.topbar { display: flex; justify-content: flex-end; margin-bottom: 12px; }
button.logout {
  background: var(--color-input-bg); border: 1px solid var(--color-input-border); color: var(--color-text-muted);
  border-radius: 999px; padding: 8px 16px; font-family: inherit; font-size: 0.82rem; cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
button.logout:hover { color: var(--color-text); border-color: var(--color-accent-border); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}