@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Poppins";
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 10px;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: transform 0.3s ease, background-color 0.3s ease;
  z-index: 1;
}

.theme-toggle:hover {
  transform: scale(1.1);
}

.screen {
  display: none;
  min-height: 100vh;
  padding-top: 20px;
}

.screen.active {
  display: block;
}

h1 {
  text-align: center;
  font-size: 70px;
  margin-bottom: 15px;
  color: var(--accent-color);
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.setup-form {
  background-color: var(--bg-secondary);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 6px var(--shadow);
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 10px;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  font-size: 18px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-color);
}

/* Buttons */

.btn {
  width: 100%;
  padding: 15px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-primary {
  background-color: var(--accent-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* GAME SCREEN */

.game-screen {
  background-color: var(--bg-secondary);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 6px var(--shadow);
}

.game-header {
  display: flex;
  justify-content: space-between;
  flex-direction: row;
  margin-bottom: 15px;
}

.back-btn {
  background-color: var(--bg-primary);
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
}

.timer {
  background-color: var(--accent-color);
  padding: 5px 10px;
  border-radius: 10px;
}

.question-text {
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
}

.question-category {
  color: var(--text-secondary);
  font-size: 14px;
  text-align: center;
  margin-bottom: 10px;
}

.answers-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.answer-btn {
  width: 100%;
  padding: 15px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
}

.answer-btn:hover {
  border-color: var(--accent-color);
  transform: translateY(2px);
}

.answer-btn.selected {
  border-color: var(--accent-color);
  background-color: rgba(238, 123, 89, 0.1);
}

.answer-btn.correct {
  background-color: var(--correct-color);
  border-color: var(--correct-border);
  color: var(--text-primary);
}

.answer-btn.incorrect {
  background-color: var(--incorrect-color);
  border-color: var(--incorrect-border);
  color: var(--text-primary);
}

.answer-btn:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.btn-next {
  margin-top: 20px;
  width: 100%;
  padding: 15px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  background-color: var(--accent-color);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.btn-next:hover:not(:disabled) {
  background-color: var(--accent-color);
  transform: translateY(-2px);
}

.btn-next:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* RESULT SCREEN */

.result-container {
  background-color: var(--bg-secondary);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 6px var(--shadow);
  text-align: center;
}

.result-container h2 {
  color: var(--accent-color);
  font-size: 48px;
  margin-bottom: 30px;
}

.result-summary {
  background-color: var(--bg-primary);
  padding: 30px;
  border-radius: 10px;
  margin: 30px 0;
  border: 3px solid var(--accent-color);
}

.result-score {
  font-size: 36px;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 15px;
}

.result-percentage {
  font-size: 72px;
  font-weight: 900;
  color: var(--text-primary);
  margin: 20px 0;
}

.result-message {
  font-size: 24px;
  color: var(--text-secondary);
  margin: 20px 0;
  font-style: italic;
}

.result-container .btn {
  margin-top: 20px;
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

/* HISTORY SECTION */

.history-section {
  margin-top: 40px;
}

.history-section h3 {
  text-align: center;
  color: var(--accent-color);
  font-size: 28px;
  margin-bottom: 20px;
}

.history-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 15px;
}

.no-history {
  text-align: center;
  color: var(--text-secondary);
  font-style: italic;
  padding: 40px;
  background-color: var(--bg-secondary);
  border-radius: 10px;
  border: 2px dashed var(--border-color);
}

.history-card {
  background-color: var(--bg-secondary);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 6px var(--shadow);
  border: 2px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px var(--shadow);
  border-color: var(--accent-color);
}

.history-score {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-color);
  text-align: center;
}

.history-percentage {
  font-size: 48px;
  font-weight: 900;
  color: var(--text-primary);
  text-align: center;
  margin: 10px 0;
}

.history-details {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 10px;
  border-top: 2px solid var(--border-color);
}

.history-details span {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.history-details span:first-child {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 15px;
}

.history-details span:nth-child(2) {
  text-transform: capitalize;
}

.history-details span:last-child {
  font-size: 12px;
  font-style: italic;
}