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

body {
  font-family: Arial, sans-serif;
  background-color: #fff;
  color: #333;
  line-height: 1.6;
  padding: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 10px 0;
  border-bottom: 1px solid #ccc;
}

.logo {
  height: 40px;
}

.nav-tabs {
  display: flex;
  gap: 15px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.nav-tabs div {
  padding: 8px 15px;
  border-radius: 5px;
  background-color: #f4f4f4;
  cursor: pointer;
}

.nav-tabs .active {
  background-color: #f7b940;
  font-weight: bold;
}

h2 {
  font-size: 1.4em;
  margin: 20px 0 10px;
  border-left: 6px solid #d00;
  background-color: #eee;
  padding: 10px;
}

.region-select {
  margin-bottom: 15px;
}

select {
  padding: 5px;
}

.search-box {
  background-color: #f5f5f5;
  padding: 15px;
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.search-box input[type="text"] {
  flex: 1;
  padding: 8px;
  border: 1px solid #ccc;
}

.search-box button {
  padding: 8px 16px;
  background-color: #333;
  color: #fff;
  border: none;
  cursor: pointer;
}

.tabs {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.tabs button {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  background: white;
  cursor: pointer;
}

.category {
  margin-bottom: 25px;
}

.category h3 {
  font-size: 1.1em;
  margin-bottom: 10px;
}

.collapsible {
  cursor: pointer;
  font-size: 1em;
  font-weight: bold;
  background: none;
  border: none;
  padding: 10px 10px;
  text-align: left;
  box-shadow: rgba(0, 0, 0, 0.05) 0px 6px 24px 0px,
    rgba(0, 0, 0, 0.08) 0px 0px 0px 1px;
width: 100%;
margin-bottom: 10px;
border: 1px solid #ccc;
}

.content-collapsible {
  display: none;
  margin-left: 15px;
}

.content-collapsible.show {
  display: block;
}

.button-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 10px 0;

  
}

.model-btn {
  padding: 8px 16px;
  background-color: #e0e0e0;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.model-btn.selected {
  background-color: #f7b940;
  color: #111;
  font-weight: bold;
}

footer {
  text-align: center;
  margin-top: 40px;
  font-size: 0.9em;
  color: #777;
}

@media screen and (max-width: 768px) {
  .search-box {
    flex-direction: column;
    align-items: stretch;
  }

  .tabs {
    flex-direction: column;
  }
}