@charset "UTF-8";

html {
  font-size: 62.5%;
}

body {
  width: 100%;
  height: 100%;
  color: #333;
  font-weight: 500;
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  font-family: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", メイリオ, Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}

#wrap {
  margin: 0 auto;
  padding: 30px 15px;
}

p {
  margin-bottom: 15px;
}

.container p:last-child {
  margin-bottom: 0;
}

a:link,
a:visited {
  color: #0f218b;
  text-decoration: underline;
}

a:hover {
  text-decoration: none;
}

.container {
  padding: 15px 0;
}

.m-0 {
  margin: 0 !important;
}

.img-fluid {
  max-width: 100%;
  height: auto;
}

.ttl-h1 {
  font-weight: bold;
  text-align: center;
  font-size: 2.4rem;
  margin-bottom: 10px;
}

.ttl-h2 {
  font-weight: bold;
  margin-bottom: 10px;
  font-size: 2.0rem;
}

.ttl-h3 {
  margin-bottom: 10px;
  font-weight: bold;
  margin-bottom: 10px;
}

.count-list {
  list-style: none;
}

.count-list>li {
  position: relative;
  margin-bottom: 1em;
  padding-left: 2em;
}

.count-list>li::before {
  position: absolute;
  left: 0;
}

.count-list h4 {
  margin-bottom: 5px;
}

.count-list-01 {
  counter-reset: list-counter-01;
}

.count-list-01>li {
  counter-increment: list-counter-01;
}

.count-list-01>li::before {
  content: "(" counter(list-counter-01, lower-roman) ") ";
}

.count-list-02 {
  counter-reset: list-counter-02;
}

.count-list-02>li {
  counter-increment: list-counter-02;
}

.count-list-02>li::before {
  content: counter(list-counter-02, katakana) "） ";
}

.accordion {
  width: 100%;
}

.accordion-item {
  border-bottom: 1px solid #ccc;
}

.accordion-header {
  padding: 25px 0;
  cursor: pointer;
  width: 100%;
  text-align: left;
  font-weight: bold;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-bottom 0.3s ease;
}

.accordion-icon {
  width: 20px;
  height: 20px;
  background-color: transparent;
  border: 1px solid #000;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.accordion-icon::before, .accordion-icon::after {
  content: "";
  position: absolute;
  background-color: #000;
  transition: transform 0.3s ease;
}

.accordion-icon::before {
  width: 12px;
  height: 2px;
}

.accordion-icon::after {
  width: 2px;
  height: 12px;
}

.accordion-item.active .accordion-icon::after {
  transform: scaleY(0);
}

.accordion-content {
  display: none;
  padding: 0 0 30px;
  font-size: 1.5rem;
}

.accordion-list {
  margin: 0;
  padding: 0;
  margin-bottom: -15px;
}

.accordion-term {
  font-weight: bold;
  margin-bottom: 5px;
}

.accordion-definition {
  margin: 0;
  margin-bottom: 15px;
}

@media (min-width: 768px) {
  #wrap {
    max-width: 800px;
    padding: 60px 30px;
  }

  p {
    margin-bottom: 25px;
  }

  .container {
    padding: 20px 0;
  }

  .ttl-h1 {
    font-size: 3.2rem;
    margin-bottom: 30px;
  }

  .ttl-h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
  }

  .ttl-h3 {
    font-size: 2.0rem;
  }

}