/**
 * Vokatrain - Vokabel-Trainer
 * Hauptstilvorlage
 */

/* Globale Einstellung: Keine Textauswahl und kein sichtbarer Textcursor */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video, button {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  cursor: default !important;
  outline: none !important;
  -webkit-tap-highlight-color: transparent;
}

/* Verhindert das Erscheinen des Textcursors */
* {
  caret-color: transparent;
}

/* Nur für Eingabefelder den Cursor und die Auswahl erlauben */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
textarea,
select,
[contenteditable="true"] {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
  cursor: text !important;
  caret-color: auto;
  outline: auto;
}

/* Für Links und Buttons den Pointer-Cursor beibehalten */
a, button, .btn, [role="button"], label[for],
input[type="submit"], input[type="button"], input[type="reset"], input[type="checkbox"], input[type="radio"] {
  cursor: pointer !important;
}

/* Focus-Outline konsequent entfernen */
*:focus {
  outline: none !important;
  box-shadow: none !important;
}

/* Verhindern, dass Text durch lange Berührung/Klick ausgewählt wird */
* {
  -webkit-touch-callout: none;
}

/* Zusätzlich für Safari und mobile Browser */
::selection {
  background: transparent;
}
::-moz-selection {
  background: transparent;
}

/* ====================================
   Basis-Variablen
   ==================================== */
:root {
  /* Primäre Farbpalette */
  --bs-primary: #3b82f6;           /* Primärfarbe (Blau) */
  --bs-primary-rgb: 59, 130, 246;
  --bs-secondary: #1e3a8a;         /* Sekundärfarbe (Dunkelblau) */
  --bs-secondary-rgb: 30, 58, 138;
  --bs-accent: #f97316;            /* Akzentfarbe (Orange) */
  --bs-accent-rgb: 249, 115, 22;

  /* Zustandsfarben */
  --bs-success: #22c55e;           /* Erfolg (Grün) */
  --bs-success-rgb: 34, 197, 94;
  --bs-danger: #ef4444;            /* Gefahr/Fehler (Rot) */
  --bs-danger-rgb: 239, 68, 68;
  --bs-warning: #f59e0b;           /* Warnung (Gelb) */
  --bs-warning-rgb: 245, 158, 11;
  --bs-info: #0ea5e9;              /* Information (Hellblau) */
  --bs-info-rgb: 14, 165, 233;

  /* Hintergrund- und Containerfarben */
  --bs-background: #f8fafc;        /* Haupthintergrund */
  --bs-card-bg: #ffffff;           /* Karten-Hintergrund */

  /* Textfarben */
  --bs-text-primary: #1e293b;      /* Primärtext */
  --bs-text-secondary: #64748b;    /* Sekundärtext */

  /* Rahmen und Schatten */
  --bs-border-color: #e2e8f0;      /* Rahmenfarbe */
  --border-radius-sm: 0.375rem;    /* Kleine Abrundung */
  --border-radius: 0.5rem;         /* Standard-Abrundung */
  --border-radius-lg: 0.75rem;     /* Große Abrundung */
  --box-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);

  /* Animationen und Übergänge */
  --transition-base: all 0.2s ease-in-out;

  /* Typografie */
  --font-family-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-family-serif: 'Merriweather', Georgia, 'Times New Roman', serif;
}

/* ====================================
   Basis-Stile
   ==================================== */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
  background-color: var(--bs-background) !important;
  font-family: var(--font-family-sans);
  color: var(--bs-text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

/* ====================================
   Typografie
   ==================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--bs-text-primary);
  margin-bottom: 0.5rem;
}

.text-muted {
  color: var(--bs-text-secondary) !important;
}

/* ====================================
   Button-Stile
   ==================================== */
.btn {
  font-weight: 500;
  border-radius: var(--border-radius);
  padding: 0.5rem 1rem;
  transition: var(--transition-base);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
}

.btn-circle {
  border-radius: 50%;
  width: 3rem;
  height: 3rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-circle.btn-lg {
  width: 4rem;
  height: 4rem;
}

/* Button-Varianten */
.btn-primary {
  --bs-btn-bg: var(--bs-primary);
  --bs-btn-border-color: var(--bs-primary);
  --bs-btn-hover-bg: #2563eb;
  --bs-btn-hover-border-color: #2563eb;
  --bs-btn-active-bg: #1d4ed8;
  --bs-btn-active-border-color: #1d4ed8;
  --bs-btn-disabled-bg: #93c5fd;
  --bs-btn-disabled-border-color: #93c5fd;
}

.btn-secondary {
  --bs-btn-bg: #64748b;
  --bs-btn-border-color: #64748b;
  --bs-btn-hover-bg: #475569;
  --bs-btn-hover-border-color: #475569;
  --bs-btn-active-bg: #334155;
  --bs-btn-active-border-color: #334155;
}

.btn-accent {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--bs-accent);
  --bs-btn-border-color: var(--bs-accent);
  --bs-btn-hover-bg: #ea580c;
  --bs-btn-hover-border-color: #ea580c;
  --bs-btn-active-bg: #c2410c;
  --bs-btn-active-border-color: #c2410c;
}

.btn-success {
  --bs-btn-bg: var(--bs-success);
  --bs-btn-border-color: var(--bs-success);
  --bs-btn-hover-bg: #16a34a;
  --bs-btn-hover-border-color: #16a34a;
}

.btn-danger {
  --bs-btn-bg: var(--bs-danger);
  --bs-btn-border-color: var(--bs-danger);
  --bs-btn-hover-bg: #dc2626;
  --bs-btn-hover-border-color: #dc2626;
}

.btn-light {
  --bs-btn-bg: #f1f5f9;
  --bs-btn-border-color: #e2e8f0;
  --bs-btn-hover-bg: #e2e8f0;
  --bs-btn-hover-border-color: #cbd5e1;
}

.btn-link {
  text-decoration: none;
}

/* ====================================
   Textfarben und Hintergründe
   ==================================== */
.text-primary {
  color: var(--bs-primary) !important;
}

.text-secondary {
  color: var(--bs-secondary) !important;
}

.text-accent {
  color: var(--bs-accent) !important;
}

.text-success {
  color: var(--bs-success) !important;
}

.text-danger {
  color: var(--bs-danger) !important;
}

.bg-primary {
  background-color: var(--bs-primary) !important;
}

.bg-secondary {
  background-color: var(--bs-secondary) !important;
}

.bg-accent {
  background-color: var(--bs-accent) !important;
}

.bg-light {
  background-color: var(--bs-background) !important;
}

.border-primary {
  border-color: var(--bs-primary) !important;
}

/* Dezente Hintergründe */
.bg-primary-subtle {
  background-color: rgba(var(--bs-primary-rgb), 0.1) !important;
}

.bg-secondary-subtle {
  background-color: rgba(var(--bs-secondary-rgb), 0.1) !important;
}

.bg-accent-subtle {
  background-color: rgba(var(--bs-accent-rgb), 0.1) !important;
}

.bg-success-subtle {
  background-color: rgba(var(--bs-success-rgb), 0.1) !important;
}

.bg-danger-subtle {
  background-color: rgba(var(--bs-danger-rgb), 0.1) !important;
}

.bg-warning-subtle {
  background-color: rgba(var(--bs-warning-rgb), 0.1) !important;
}

.bg-info-subtle {
  background-color: rgba(var(--bs-info-rgb), 0.1) !important;
}

/* ====================================
   Karten-Stile
   ==================================== */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  background-color: var(--bs-card-bg);
  transition: var(--transition-base);
}

.card-body {
  padding: 1.5rem;
}

/* ====================================
   Schatten-Hilfsmittel
   ==================================== */
.shadow-sm {
  box-shadow: var(--box-shadow-sm) !important;
}

.shadow {
  box-shadow: var(--box-shadow) !important;
}

.shadow-lg {
  box-shadow: var(--box-shadow-lg) !important;
}

/* ====================================
   Rundungs-Hilfsmittel
   ==================================== */
.rounded-sm {
  border-radius: var(--border-radius-sm) !important;
}

.rounded {
  border-radius: var(--border-radius) !important;
}

.rounded-lg {
  border-radius: var(--border-radius-lg) !important;
}

.rounded-circle {
  border-radius: 50% !important;
}

/* ====================================
   Komponenten-Stile
   ==================================== */

/* Fortschrittsbalken */
.progress {
  background-color: #e2e8f0;
  overflow: hidden;
  height: 0.5rem;
  border-radius: 1rem;
}

.progress-bar {
  transition: width 0.3s ease;
}

/* Navigationsleiste */
.navbar {
  box-shadow: var(--box-shadow-sm);
  padding: 0.75rem 1rem;
}

.navbar-brand {
  font-weight: 600;
}

/* Off-Canvas-Menü */
.offcanvas {
  border-right: 1px solid var(--bs-border-color);
}

/* Listengruppe */
.list-group-item {
  border-color: var(--bs-border-color);
  padding: 0.75rem 1rem;
}

.list-group-item.active {
  background-color: rgba(var(--bs-primary-rgb), 0.1);
  color: var(--bs-primary);
  border-color: var(--bs-border-color);
  font-weight: 500;
}

/* ====================================
   Vokabel-Trainer-spezifische Komponenten
   ==================================== */

/* Wort-Anzeigefeld */
.word-display {
  text-align: center;
  padding: 2rem;
  background-color: rgba(var(--bs-primary-rgb), 0.05);
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

.word-display .current-word {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.word-display .translation {
  font-size: 1.25rem;
  color: var(--bs-text-secondary);
}

/* Feedback-Box für gesprochene Wörter */
.spoken-word-box {
  padding: 1rem;
  background-color: #f8fafc;
  border: 1px solid var(--bs-border-color);
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

/* Steuerbutton-Hervorhebung */
.control-btn {
  transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.control-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* ====================================
   Animationen
   ==================================== */
.fade-in {
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.slide-up {
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ====================================
   Feuerwerk-Animation
   ==================================== */
.fireworks-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1050;
  overflow: hidden;
}

.rocket {
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 4px;
  height: 12px;
  background: linear-gradient(to top, #ffdd00, var(--bs-accent));
  border-radius: 50% 50% 0 0;
  transform-origin: bottom center;
  animation: shoot 1s ease-out forwards;
}

.rocket::before {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: var(--bs-accent);
  border-radius: 50%;
  filter: blur(2px);
}

.spark {
  position: absolute;
  left: 50%;
  top: 20%;
  width: 4px;
  height: 4px;
}

.spark::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: #FFD700;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: sparkle 0.8s ease-out forwards;
}

@keyframes shoot {
  0% {
    transform: translateY(0);
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  75% {
    opacity: 0;
  }
  100% {
    transform: translateY(-80vh);
    opacity: 0;
  }
}

@keyframes sparkle {
  0% {
    transform: translate(-50%, -50%) scale(0);
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) scale(20);
    opacity: 0;
  }
}

.spark:nth-child(1) { transform: rotate(0deg) translateX(50px); animation-delay: 0.6s; }
.spark:nth-child(2) { transform: rotate(30deg) translateX(50px); animation-delay: 0.6s; }
.spark:nth-child(3) { transform: rotate(60deg) translateX(50px); animation-delay: 0.6s; }
.spark:nth-child(4) { transform: rotate(90deg) translateX(50px); animation-delay: 0.6s; }
.spark:nth-child(5) { transform: rotate(120deg) translateX(50px); animation-delay: 0.7s; }
.spark:nth-child(6) { transform: rotate(150deg) translateX(50px); animation-delay: 0.7s; }
.spark:nth-child(7) { transform: rotate(180deg) translateX(50px); animation-delay: 0.7s; }
.spark:nth-child(8) { transform: rotate(210deg) translateX(50px); animation-delay: 0.7s; }
.spark:nth-child(9) { transform: rotate(240deg) translateX(50px); animation-delay: 0.8s; }
.spark:nth-child(10) { transform: rotate(270deg) translateX(50px); animation-delay: 0.8s; }
.spark:nth-child(11) { transform: rotate(300deg) translateX(50px); animation-delay: 0.8s; }
.spark:nth-child(12) { transform: rotate(330deg) translateX(50px); animation-delay: 0.8s; }

/* ====================================
   Font-Importe
   ==================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Merriweather:wght@300;400;700;900&display=swap');


/* Erweiterte Regeln für konsistentes Erscheinungsbild über verschiedene Browser-Modi */
input, textarea, select, button {
  outline: none !important;
  box-shadow: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  appearance: none !important;
  border-color: transparent !important;
}

/* Nur für Eingabefelder bei Fokus stattdessen einen eigenen Stil definieren */
input:focus, textarea:focus, select:focus {
  border: 1px solid #3b82f6 !important; /* Nutze hier die Primärfarbe deines Designs */
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.2) !important;
}

/* Zusätzliche Browser-spezifische Overrides */
input::-webkit-focus-ring-color {
  color: transparent !important;
}

*:focus {
  outline: 0 !important;
  outline-color: transparent !important;
  outline-width: 0 !important;
  outline-style: none !important;
  box-shadow: none !important;
}