@charset "utf8";


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

@media screen and (max-width: 767px) {
  ._pc{ display: none; }
}

@media screen and (min-width: 768px) {
  ._sp{ display: none; }
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 400;
  font-style: normal;
}

main {
  overflow: hidden;
}

img {
  width: 100%;
  height: auto;
  vertical-align: top;
}

a {
  text-decoration: none;
}

section {
  width: 100%;
  border: 0px solid;
}

picture {
  display: block;
}

.spacer-40 {
  margin-bottom: calc(120vw / 19.2);
}
@media screen and (max-width: 767px) {
  .spacer-40 {
    margin-bottom: calc(40vw / 3.6);
  }  
}

.spacer-20 {
  margin-bottom: calc(80vw / 19.2);
}
@media screen and (max-width: 767px) {
  .spacer-20 {
    margin-bottom: calc(20vw / 3.6);
  }  
}

.spacer-10 {
  margin-bottom: calc(40vw / 19.2);
}
@media screen and (max-width: 767px) {
  .spacer-10 {
    margin-bottom: calc(10vw / 3.6);
  }  
}

._grid {
  height: 100%;
  display: grid;
  place-items: center;
}

._clear {
  display: none;
}

/*---------------------------
共通ヘッダー
---------------------------*/
header {
  position: static; /* 初期値 */
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: calc(20vw / 19.2) 0 calc(20vw / 19.2) calc(20vw / 19.2);
  background: #F9F9F9;
  color: #000000;
  z-index: 100;
}
@media screen and (max-width: 767px) {
  header {
    padding: calc(10vw / 3.6) 0 calc(10vw / 3.6) calc(10vw / 3.6);
  }
}

/*---------------------------
ロゴ
---------------------------*/
.header-logo {
  width: 34%;
  margin-left: 6%;
  border: 0px solid;
}
@media screen and (max-width: 767px) {
  .header-logo {
    width: 40%;
  }
}

/*---------------------------
ハンバーガーボタン
---------------------------*/
.header-menu-button {
  display: none;
}
@media screen and (max-width: 767px) {
  .header-menu-button {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    margin-right: calc(20vw / 3.6);
    background: none;
    border: none;
    color: #6F6F6F;
    cursor: pointer;
    z-index: 101;
  }
}

.header-menu-icon {
  width: 30px;
  height: 3px;
  margin: 4px 0;
  background: #6F6F6F;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.header-menu-button.active .bar1 {
  transform: rotate(45deg) translate(8px, 7.5px);
}

.header-menu-button.active .bar2 {
  opacity: 0;
}

.header-menu-button.active .bar3 {
  transform: rotate(-45deg) translate(8px, -7.5px);
}

/*---------------------------
メニュー
---------------------------*/
.header-menu {
  position: static;
  display: flex;
  justify-content: space-around;
  width: 100%;
  height: auto;
  background: none;
  font-size: calc(22vw / 19.2);
  font-weight: bold;
  border: 0px solid;
}
@media screen and (max-width: 767px) {
  .header-menu {
    position: fixed;
    justify-content: start;
    top: 70px;
    right: -100%;
    height: 150%;
    background: #F9F9F9;
    font-size: calc(16vw / 3.6);
    color: #000000;
    transition: right 0.3s ease;
    overflow-y: auto;
  }
}

.header-menu__list {
  display: flex;
  gap: calc(120vw / 19.2);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media screen and (max-width: 767px) {
  .header-menu__list {
    display: block;
    width: 90%;
    margin: 0 auto;
  }
}

.header-menu__item {
  text-wrap: nowrap;
  border: 0px solid;
}
@media screen and (max-width: 767px) {
  .header-menu__item {
    border-bottom: 2px solid #6F6F6F;
  }
}

.header-menu__label {
  display: inline-block;
  padding: 10px;
  background: #F9F9F9;
  color: #000000;
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: background-color 0.1s ease;
}
@media screen and (max-width: 767px) {
  .header-menu__label {
    position: relative;
    width: 100%;
    margin: 0 auto;
    padding: calc(10vw / 3.6) 0 calc(10vw / 3.6) calc(10vw / 3.6);
  }
}

.header-menu__label:hover {
  background: #CD0000;
  color: #ffffff;
}

.header-menu.hidden {
  right: -100%;
}

.header-menu.visible {
  right: 0;
}

/*---------------------------
サブメニュー
---------------------------*/
.header-submenu {
  position: absolute;
  max-height: 0;
  list-style: none;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: #F9F9F9;
  color: #000000;
}
@media screen and (max-width: 767px) {
  .header-submenu {
    position: static;
  }
}

.header-submenu.hidden {
  display: none;
  max-height: 0;
}

.header-submenu:not(.hidden) {
  display: block;
  max-height: 1000px;
}
@media screen and (max-width: 767px) {
  .header-submenu:not(.hidden) {
    margin-left: calc(20vw / 3.6);
  }
}

.header-submenu__list {
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
}
@media screen and (max-width: 767px) {
  .header-submenu__list {
    width: 94%;
    margin: 0 0 0 auto;
  }
}

.header-submenu__item {
  text-wrap: nowrap;
  border: 0px solid;
}

.header-submenu__label {
  display: inline-block;
  min-width: calc(180vw / 19.2);
  width: 100%;
  padding: 10px;
  background: #F9F9F9;
  color: #000000;
  font-size: calc(18vw / 19.2);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: background-color 0.1s ease;
}
@media screen and (max-width: 767px) {
  .header-submenu__label {
    width: 100%;
    margin: 0 auto;
    padding: calc(10vw / 3.6) 0 calc(10vw / 3.6) calc(10vw / 3.6);
    font-size: calc(14vw / 3.6);
  }
}

.header-submenu__label:hover {
  background: #CD0000;
  color: #ffffff;
}

/*---------------------------
「＋」と「−」
---------------------------*/
.header-submenu-toggle {
  display: none;
}
@media screen and (max-width: 767px) {
  .header-submenu-toggle {
    display: block;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
  }
}