/* ---------- Global Styles ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: #f2f5f8;
  color: #333;
  transition: background-color 0.3s, color 0.3s;
}

body.dark {
  background-color: #121212;
  color: #f1f1f1;
}

.container {
  max-width: 600px;
  margin: 3rem auto;
  padding: 2rem;
  background: #ffffff;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s;
}

body.dark .container {
  background: #1e1e1e;
}

/* ---------- Header ---------- */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2rem;
}

#toggleMode {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 20px;
  background-color: #007bff;
  color: white;
  cursor: pointer;
  font-weight: bold;
}

#toggleMode:hover {
  background-color: #0056b3;
}

body.dark #toggleMode {
  background-color: #f1c40f;
  color: black;
}

/* ---------- Search Box ---------- */
.search-box {
  display: flex;
  gap: 10px;
  margin-bottom: 2rem;
}

.search-box input {
  flex: 1;
  padding: 12px;
  font-size: 1rem;
  border: 2px solid #007bff;
  border-radius: 8px;
}

.search-box button {
  padding: 12px 16px;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.1s ease;
}

.search-box button:active {
  transform: scale(0.95);
}

.search-box button:nth-child(2) {
  background-color: #007bff;
  color: white;
}

.search-box .clear-btn {
  background-color: #f44336;
  color: white;
}

.search-box .clear-btn:hover {
  background-color: #d32f2f;
}

body.dark .search-box input {
  background: #2c2c2c;
  color: white;
  border-color: #f1c40f;
}

body.dark .search-box button:nth-child(2) {
  background-color: #f1c40f;
  color: black;
}

/* ---------- Result Box ---------- */
.result-box {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-box h2 {
  color: #007bff;
  margin-bottom: 0.5rem;
}

.result-box p {
  margin: 0.5rem 0;
}

.result-box audio {
  margin-top: 1rem;
}

body.dark .result-box h2 {
  color: #f1c40f;
}

/* ---------- Loader ---------- */
.loader {
  border: 5px solid #eee;
  border-top: 5px solid #007bff;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  margin: 1rem auto;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Quiz Box ---------- */
.quiz-box {
  margin-top: 2rem;
  padding: 1rem;
  border-radius: 10px;
  background-color: #f0f8ff;
  transition: background-color 0.3s;
}

body.dark .quiz-box {
  background-color: #2e2e2e;
}

.quiz-box h3 {
  margin-bottom: 1rem;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quiz-options button {
  padding: 10px;
  border-radius: 8px;
  border: none;
  background-color: #007bff;
  color: white;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.2s ease;
}

.quiz-options button:hover {
  background-color: #0056b3;
}

.quiz-feedback {
  margin-top: 1rem;
  font-weight: bold;
}

.quiz-feedback.correct {
  color: green;
}

.quiz-feedback.wrong {
  color: red;
}

.quiz-intro {
  text-align: center;
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 1rem;
  color: #2c3e50;
}

body.dark .quiz-intro {
  color: #f1c40f;
}

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