/* Сброс и базовые стили */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  background: #f5f7fa;
  color: #333;
  line-height: 1.7;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(52, 152, 219, 0.03) 0%, transparent 20%),
    radial-gradient(circle at 90% 80%, rgba(46, 204, 113, 0.03) 0%, transparent 20%);
}

.container {
  max-width: 900px;
  margin: 50px auto;
  padding: 30px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

h1 {
  text-align: center;
  margin-bottom: 40px;
  font-size: 32px;
  font-weight: 600;
  color: #2c3e50;
  letter-spacing: -0.5px;
}

.faq-item {
  margin-bottom: 16px;
  border-bottom: 1px solid #e0e6ed;
  padding-bottom: 12px;
  transition: all 0.2s ease;
}

.faq-item:hover {
  transform: translateX(4px);
}

.faq-question {
  font-weight: 600;
  font-size: 18px;
  color: #2980b9;
  cursor: pointer;
  padding: 14px 18px;
  background: #f8fafd;
  border-radius: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s ease;
  border-left: 4px solid #3498db;
}

.faq-question:hover {
  background: #eef5fd;
  color: #1a5f9e;
}

.faq-question::after {
  font-size: 20px;
  font-weight: bold;
  color: #7f8c8d;
  transition: all 0.2s ease;
}

.faq-question.active::after {
  content: '−';
  color: #2980b9;
}

.faq-question.active {
  background: #e1f0ff;
  border-left-color: #2980b9;
}

.faq-answer {
  margin-top: 14px;
  padding: 16px 20px;
  background: #f1f8ff;
  border-radius: 10px;
  border-left: 4px solid #3498db;
  color: #555;
  line-height: 1.6;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  display: none; /* Скрыто по умолчанию */
}

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

.faq-item {
  animation: fadeIn 0.4s ease forwards;
}

/* Адаптивность */
@media (max-width: 768px) {
  .container {
    margin: 20px;
    padding: 20px;
  }

  h1 {
    font-size: 26px;
  }

  .faq-question {
    font-size: 17px;
    padding: 12px 16px;
  }

  .faq-answer {
    font-size: 15px;
    padding: 14px 16px;
  }
}

.loading {
  text-align: center;
  color: #7f8c8d;
  font-style: italic;
  padding: 30px;
}

#search-input {
  width: 100%;
  padding: 14px 18px;
  margin-bottom: 30px;
  border: 1px solid #ddd;
  border-radius: 10px;
  font-size: 16px;
  color: #555;
  background: #f8f9fa;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: border-color 0.2s, box-shadow 0.2s;
}

#search-input:focus {
  outline: none;
  border-color: #3498db;
  box-shadow: 0 2px 12px rgba(52, 152, 219, 0.15);
}