@charset "utf-8";

@use "common" as *;

/* style.css */
*{
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
a {
  text-decoration: none;
}
ul,li {
  list-style: none;
}
  
/* ヘッダー */
.header {
  background-color: white;
  width: 100%;
  height: 80px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  &__inner {
    max-width: 1200px;
    width: 100%;
    padding: 0 20px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: inherit;
    position: relative;
  }
  &__title {
    width: 80px;
    a{
      color: #333;
      text-align: center;
    }
  }
}

  
.header__title img {
  display: block;
  width: 100%;
  height: 100%;
}
  
.header__nav {
  position: static;
  transform: initial;
  background-color: inherit;
  height: inherit;
  display: flex;
  width: 50%;
  @include mq_tb{
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color:rgba(255,255,255,.8);
    transition: ease .4s;
    &.active{
      right: 0;
    }
  }
}
  
.nav__items {
  width: 100%;
  display: flex;
  align-items: center;
  height: initial;
  justify-content: space-between;
  padding-top: inherit;
  padding-bottom: inherit;
  position: inherit;
  top: 0;
  left: 0;
  transform: translate(0, 0);
  @include mq_tb{
    flex-direction: column;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      padding: 0;
    }
  }

.nav-items__item a {
  color: black;
  margin-bottom: 0;
  @include mq_tb{
      width: 100%;
      display: block;
      text-align: center;
      font-size: 20px;
      margin-bottom: 24px;
    }
    &:last-child a {
      margin-bottom: 0;
    }
  }


.header__hamburger {
  display: none;
  @include mq_tb{
    display: block;
    width: 48px;
    height: auto;
    background-color: transparent;
    border-color: transparent;
    z-index: 100;
    span{
      width: 100%;
      height: 1px;
      background-color: #000;
      position: relative;
      transition: ease .4s;
      display: block;
      &:nth-child(1){
        top: 0;
      }
      &:nth-child(2){
        margin: 15px 0;
      }
      &:nth-child(3){
        top: 0;
      }
    }
  }
}

.header__nav.active {
  transform: translateX(0);
}

.hamburger.active{
  span{
    &:nth-child(1){
      top: 16px;
      transform: rotate(45deg);
    }
    &:nth-child(2) {
      opacity: 0;
    }
    &:nth-child(3) {
      top: -16px;
      transform: rotate(-45deg);
    } 
  }
}

.null{
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #999;
  &:nth-child(even){
    background: #666;
  }
  h2{
    font-size: 2rem;
    color: #eee;
  }
}

footer{
  background-color: #999;
    .footer {
      max-width: 1200px;
      width: 100%;
      height: auto;
      margin: 0 auto;
      display: flex;
      justify-content: space-around;
      align-items: center;
    }
}