/* Bitcoin-Quiz Orange Theme */
:root {
  --bitcoin-orange: #f7931a;
  --bitcoin-dark: #1e1e1e;
  --bitcoin-light: #ffffff;
  --bitcoin-grey: #2b2b2b;
  --bitcoin-border: #444;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* App Promotion Banner */
#app-banner {
  background-color: rgba(247, 147, 26, 0.15);
  border-bottom: 1px solid rgba(247, 147, 26, 0.3);
  padding: 8px 15px;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.banner-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  flex-wrap: nowrap;
  position: relative;
}

.banner-text {
  color: var(--bitcoin-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.banner-badge {
  display: inline-flex;
  align-items: center;
}

.banner-badge img {
  height: 32px;
  width: auto;
  transition: opacity 0.2s ease;
}

.banner-badge:hover img {
  opacity: 0.8;
}

.close-banner {
  background: none;
  border: none;
  color: var(--bitcoin-light);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  transition: opacity 0.2s ease;
  position: absolute;
  right: 15px;
}

.close-banner:hover {
  opacity: 1;
  background: none;
}

@media (max-width: 600px) {
  .banner-content {
    gap: 10px;
    padding: 5px 40px 5px 15px;
    flex-wrap: wrap;
  }
  
  .banner-text {
    font-size: 0.8rem;
    text-align: center;
    flex: 1 1 100%;
  }
  
  .banner-badge {
    margin: 0 auto;
  }
  
  .banner-badge img {
    height: 28px;
  }
  
  .close-banner {
    right: 10px;
  }
}

html, body {
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: inherit;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bitcoin-dark);
  color: var(--bitcoin-light);
  font-family: var(--font-family);
  min-height: 100vh;
}

.main-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  flex: 1;
  margin: 40px auto 0 auto;
  background-color: var(--bitcoin-grey);
  border-radius: 16px;
  padding: 30px;
  width: 90%;
  max-width: 700px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.6);
  border: 1px solid var(--bitcoin-border);
}

h1, h2, h3 {
  color: var(--bitcoin-orange);
  text-align: center;
}

label {
  display: block;
  margin-top: 20px;
  font-weight: bold;
  color: var(--bitcoin-light);
}

select, button {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  background-color: var(--bitcoin-orange);
  border: none;
  border-radius: 8px;
  color: var(--bitcoin-dark);
  font-weight: bold;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.2s ease;
}

select {
  background-color: var(--bitcoin-light);
  color: var(--bitcoin-dark);
}

button:hover {
  background-color: #e67e00;
}

#question-container {
  margin-top: 20px;
}

#answers button {
  margin-bottom: 10px;
  background-color: #333;
  color: white;
  border: 1px solid var(--bitcoin-border);
}

#answers button.correct {
  background-color: #2ecc71;
}

#answers button.incorrect {
  background-color: #e74c3c;
}

#result {
  margin-top: 20px;
  padding: 15px;
  background-color: #222;
  border: 1px solid var(--bitcoin-orange);
  border-radius: 10px;
  font-size: 1.2rem;
  color: var(--bitcoin-orange);
  text-align: center;
}

.progress {
  margin-top: 20px;
  height: 10px;
  width: 100%;
  background-color: #555;
  border-radius: 5px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--bitcoin-orange);
  width: 0%;
  transition: width 0.3s ease;
}

footer {
  text-align: center;
  color: #888;
  padding: 1em;
  font-size: 0.8rem;
}

footer a {
  color: var(--bitcoin-orange);
  text-decoration: none;
  margin: 0 0.5em;
  display: inline-block;
}

.quiz-logo {
  display: block;
  margin: 0 auto 10px auto; /* zentriert + Abstand nach unten */
  max-width: 100px;         /* je nach Geschmack */
  height: auto;
}

.bitcoin-donate-button {
  display: inline-block;
  background: linear-gradient(45deg, #f7931a, #ffad33);
  color: white;
  font-weight: bold;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin: 10px 0;
}

.bitcoin-donate-button {
  display: inline-block;
  background: linear-gradient(45deg, #f7931a, #ffad33);
  color: white;
  font-weight: bold;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin: 10px 0;
  font-size: 16px; /* Increased from 14px */
}

.bitcoin-donate-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
  background: linear-gradient(45deg, #ffad33, #f7931a);
}

.tagline {
    text-align: center;
    font-size: 1.1rem; /* von 0.9rem auf 1.1rem erhöht */
    color: white;
    margin-top: -10px;
    margin-bottom: 20px;
}

/* Styling für Ergebnisbilder */
.result-image {
  text-align: center;
  margin: 20px 0;
}

.result-image img {
  max-width: 50%;
  height: auto;
  border-radius: 0;
  box-shadow: none;
}

/* Styling für das Intro-Bild */
#intro-image {
  text-align: center;
  margin: 20px 0;
}

.intro-image {
  max-width: 75%;
  height: auto;
  border-radius: 0;
  box-shadow: none
}

/* GitHub-Link Styling */
.github-link {
  color: var(--bitcoin-orange);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.github-link:hover {
  transform: translateY(-2px);
}

.github-link svg {
  fill: var(--bitcoin-orange);
  transition: fill 0.2s ease;
}

.github-link:hover svg {
  fill: #ffad33;
}

/* Utility Classes */
.hidden {
  display: none;
}

/* Footer Styles */
.footer-badge {
  margin-bottom: 15px;
}

.footer-github {
  margin-top: 10px;
}

.play-badge {
  height: 50px;
}

.github-icon {
  vertical-align: text-bottom;
  margin-right: 5px;
}