@charset "UTF-8";

:root {
  --color-black: #000;
  --color-lightgray: #4c4c4c;
  --color-darkgray: #3e3a39;
  --color-skyblue: #00ccff;
  --color-yellow: #ffe200;
  --color-ocher: #b29700;
  --color-orange: #FFBD18;
  --color-white: #fff;
}

:root {
  --font-family-noto: "Noto Sans JP", sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 600;
  --font-weight-large: 800;
  --font-weight-huge: 900;

  --font-size-p-1: 2.40rem;
  --font-size-p-2: 2.70rem;
  --font-size-p-3: 1.90rem;
  --font-size-h1: 7.50rem;
  --font-size-h2-1: 6.00rem;
  --font-size-h2-2: 5.50rem;
  --font-size-gnav: 1.70rem;
}

:root {
  --width-inner-content: 80%;
}

html {
  font-size: 62.5%;
  display: block;
  text-align: center;
}

body {
  font-family: var(--font-family-noto);
  background-color: var(--color-skyblue);
  overflow-x: hidden;
}

body * {
  box-sizing: border-box;
}

/*---loader---*/
.loader {
  background-color: var(--color-skyblue);
  position: fixed;
  width: 100%;
  height: 100%;
  top: 50%;
  left: 50%;
  z-index: 2;
  transform: translateX(-50%) translateY(-50%);
  animation: fadeOut 1.5s 1.0s forwards;
}

.loader #loader-icon {
  width: 60%;
  position: relative;
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
}

@keyframes fadeOut {
  0% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    visibility: hidden;
  }
}

/*---main---*/

header {
  background-color: var(--color-skyblue);
  font-family: var(--font-family-noto);
  align-items: center;
  display: flex;
  justify-content: flex-end;
  position: fixed;
  width: 100%;
  padding-top: 30px;
  z-index: 1;
}

@media (max-width: 1024px) {
  header {
    background-color: transparent;
    padding-top: 8px;
  }
}

header a {
  text-decoration: none;
  color: var(--color-white);
}

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


/*---hamburgermanu---*/

@media (max-width: 1024px) {

  .hamburger-menu_list {
    background-color: var(--color-skyblue);
    align-items: start;
    display: flex;
    flex-direction: column;
    position: absolute;
    justify-content: start;
    transform: translateX(100%);
    transition: 0.3s;
    top: 0;
    height: 100vh;
    width: 30%;
    padding-top: 33px;
  }

  #hamburger:checked~.hamburger-menu_list {
    transform: translateX(0);
    transition: 0.3s;
  }

}

@media (max-width: 767px) {
  .hamburger-menu_list {
    width: 100%;
  }
}

.list-item {
  font-size: var(--font-size-gnav);
  text-align: center;
  display: inline-block;
  line-height: 2.0;
  margin: 0 25px;
}

.hamburger-menu_input {
  display: none;
}

.hamburger-menu_bg {
  background-color: var(--color-black);
  cursor: pointer;
  display: none;
  position: absolute;
  opacity: 0.6;
  top: 0;
  height: 100vh;
  width: 100%;
}

#hamburger:checked~.hamburger-menu_bg {
  display: block;
}

.hamburger-menu_button {
  display: none;
}

@media (max-width: 1024px) {
  .hamburger-menu_button {
    align-items: center;
    appearance: none;
    background-color: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    height: 28px;
    justify-content: center;
    width: 28px;
    margin-right: 12px;
  }
}

.hamburger-menu_button-mark {
  background-color: var(--color-white);
  display: block;
  height: 1px;
  transition: 0.3s;
  width: 18px;
}

@media (max-width: 1024px) {
  #hamburger:checked~.hamburger-menu_button .hamburger-menu_button-mark:nth-of-type(1) {
    transform: translate(2px, 1px) rotate(45deg);
    transform-origin: 0%;
  }

  #hamburger:checked~.hamburger-menu_button .hamburger-menu_button-mark:nth-of-type(2) {
    opacity: 0;
  }

  #hamburger:checked~.hamburger-menu_button .hamburger-menu_button-mark:nth-of-type(3) {
    transform: translate(2px, 3px) rotate(-45deg);
    transform-origin: 0%;
  }
}

/*---animation---*/