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

title {
  display: none;
}

body {
  font-family: "Arial", sans-serif;
  background: linear-gradient(135deg, #283e4a, #1c2e38);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 20px;
}
body .form-container {
  background-color: rgba(255, 255, 255, 0.92);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.25);
  width: 100%;
  max-width: 800px;
  text-align: left;
  margin: auto;
}
body .form-container h2 {
  color: #4e4e4e;
  font-size: 28px;
  margin-bottom: 20px;
  text-align: left;
  display: block;
}
body .form-container form {
  margin-bottom: 20px;
}
body .form-container form fieldset {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
body .form-container form fieldset .form-group {
  flex: 1 1 calc(50% - 20px);
  min-width: 250px;
  --value: 50;
}
body .form-container form fieldset .form-group label {
  display: block;
  color: #4e4e4e;
  font-size: 16px;
  margin-bottom: 5px;
}
body .form-container form fieldset .form-group input[type=text],
body .form-container form fieldset .form-group input[type=password],
body .form-container form fieldset .form-group input[type=email],
body .form-container form fieldset .form-group input[type=date],
body .form-container form fieldset .form-group input[type=number],
body .form-container form fieldset .form-group input[type=datetime-local],
body .form-container form fieldset .form-group input[type=tel],
body .form-container form fieldset .form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid rgba(220, 220, 220, 0.8);
  border-radius: 6px;
  background-color: rgba(245, 245, 245, 0.9);
  font-size: 16px;
  transition: border-color 0.3s, background-color 0.3s;
}
body .form-container form fieldset .form-group input[type=text]:focus,
body .form-container form fieldset .form-group input[type=password]:focus,
body .form-container form fieldset .form-group input[type=email]:focus,
body .form-container form fieldset .form-group input[type=date]:focus,
body .form-container form fieldset .form-group input[type=number]:focus,
body .form-container form fieldset .form-group input[type=datetime-local]:focus,
body .form-container form fieldset .form-group input[type=tel]:focus,
body .form-container form fieldset .form-group select:focus {
  border-color: #007b8a;
  outline: none;
}
body .form-container form fieldset .form-group.checkbox-set label {
  display: block;
  color: #4e4e4e;
  font-size: 16px;
  margin-bottom: 5px;
}
body .form-container form fieldset .form-group.checkbox-set .checkboxes {
  display: flex;
  gap: 10px;
}
body .form-container form fieldset .form-group.checkbox-set .checkboxes input[type=checkbox] {
  display: none;
}
body .form-container form fieldset .form-group.checkbox-set .checkboxes label.checkbox {
  cursor: pointer;
  padding: 12px;
  border: 1px solid rgba(220, 220, 220, 0.8);
  border-radius: 6px;
  background-color: rgba(245, 245, 245, 0.9);
  font-size: 16px;
  text-align: center;
  width: 100%;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
  user-select: none;
}
body .form-container form fieldset .form-group.checkbox-set .checkboxes label.checkbox:hover, body .form-container form fieldset .form-group.checkbox-set .checkboxes label.checkbox:focus {
  background-color: rgba(232, 232, 232, 0.9);
  border-color: #007b8a;
}
body .form-container form fieldset .form-group.checkbox-set .checkboxes input[type=checkbox]:checked + label.checkbox {
  background-color: #3b8084;
  color: #ffffff;
}
body .form-container form fieldset .form-group.dropdown-menu {
  flex: 1 1 calc(50% - 20px);
  min-width: 250px;
}
body .form-container form fieldset .form-group.radio-input .radio-group {
  display: flex;
  gap: 10px;
}
body .form-container form fieldset .form-group.radio-input .radio-group input[type=radio] {
  display: none;
}
body .form-container form fieldset .form-group.radio-input .radio-group label.radio {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  cursor: pointer;
  padding: 12px;
  border: 1px solid rgba(220, 220, 220, 0.8);
  border-radius: 6px;
  background-color: rgba(245, 245, 245, 0.9);
  font-size: 16px;
  text-align: center;
  width: 100%;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
  user-select: none;
}
body .form-container form fieldset .form-group.radio-input .radio-group label.radio:hover, body .form-container form fieldset .form-group.radio-input .radio-group label.radio:focus {
  background-color: rgba(232, 232, 232, 0.9);
  border-color: #007b8a;
}
body .form-container form fieldset .form-group.radio-input .radio-group input[type=radio]:checked + label.radio {
  background-color: #3b8084;
  color: #ffffff;
}
body .form-container form fieldset .form-group input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 45px;
  border-radius: 6px;
  background: linear-gradient(to right, #3b8084 0%, #3b8084 var(--value), rgba(245, 245, 245, 0.9) 0%);
  border: 1px solid rgba(220, 220, 220, 0.8);
  cursor: pointer;
  padding: 0;
  box-sizing: border-box;
}
body .form-container form fieldset .form-group input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 100%;
  border-radius: 6px;
}
body .form-container form fieldset .form-group input[type=range]::-moz-range-track {
  width: 100%;
  height: 100%;
  border-radius: 6px;
}
body .form-container form fieldset .form-group input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  display: none;
  appearance: none;
  width: 0;
  height: 0;
  border: none;
  border-radius: 0;
  margin: 0;
  padding: 0;
  cursor: pointer;
}
body .form-container form fieldset .form-group input[type=range]::-moz-range-thumb {
  display: none;
  appearance: none;
  width: 0;
  height: 0;
  border: none;
  border-radius: 0;
  margin: 0;
  padding: 0;
  cursor: pointer;
}
body .form-container form fieldset .form-group input[type=range]:focus {
  outline: none;
  border-color: #007b8a;
}
body .form-container form .collapsible-section-title {
  display: flex;
  width: 100%;
  color: #b1b1b1;
  font-weight: bold;
  font-size: 18px;
  cursor: pointer;
  margin-bottom: 10px;
  border-bottom: 2px solid rgba(220, 220, 220, 0.8);
  padding: 10px 7px 10px 5px;
  transition: background-color 0.3s;
}
body .form-container form .collapsible-section-title:hover {
  color: #636363;
  background-color: #d4d4d4;
}
body .form-container form .collapsible-section-title::after {
  flex: 1 1 50%;
  content: "x";
  text-align: end;
  transition: display 0.3s;
}
body .form-container form #collapsible-section-title-1:checked ~ .collapsible-section {
  display: none;
}
body .form-container form #collapsible-section-title-1:checked ~ .collapsible-section-title::after {
  content: "+";
}
body .form-container form .submit-buttons {
  flex: 1 1 100%;
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}
body .form-container form .submit-buttons button {
  width: 48%;
  text-align: center;
  padding: 12px;
  border-radius: 6px;
}
body .form-container form .submit-buttons button.clear-button {
  background-color: #c4c4c4;
  color: #ffffff;
}
body .form-container form .submit-buttons button.clear-button:hover {
  background-color: #8f9091;
}
body .form-container form .submit-buttons button.submit {
  background-color: #007b8a;
  color: #ffffff;
  border: none;
}
body .form-container form .submit-buttons button.submit:hover {
  background-color: #006b7a;
}
body .form-container form .submit-buttons button:active {
  transform: translateY(2px);
}