* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  color: #493e2d;
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
}

img {
  width: 100%;
}
.nopc {
  display: none;
}

/* ---header--- */
#fixed-header {
  position: fixed;
  top: -150%;
  width: 100%;
  transition: .5s;
  background: #fff;
  z-index: 999;
}
#fixed-header.is-show {
  top: 0;
}

header {
  text-align: center;
  padding: 30px 0 10px;
}

header .logo {
  width: 150px;
  height: auto;
  margin: 0 auto;
}

header .logo img {
  object-fit: cover;
}

.pc-nav li {
  display: inline-block;
  align-items: center;
  padding: 20px 10px 0;
  font-size: 14px;
  width: fit-content;
}

.pc-nav li a {
  color: #493e2dbf;
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
}

.pc-nav li a:hover {
  border-bottom: 1px solid #493e2d;
  color: #493e2d;
}

.pc-nav li:nth-child(2) a {
  color: #493e2d;
  border-bottom: 1px solid #493e2d;
}
.pc-nav li:nth-child(2) a:hover {
  border-bottom: 2px solid #493e2d;;
}

.hamburger-menu {
  display: none;
  z-index: 999;
}

#menu__toggle {
  opacity: 0;
  display: none;
}
#menu__toggle:checked + .menu__btn > span {
  transform: rotate(45deg);
}
#menu__toggle:checked + .menu__btn > span::before {
  top: 0;
  transform: rotate(0deg);
}
#menu__toggle:checked + .menu__btn > span::after {
  top: 0;
  transform: rotate(90deg);
}
#menu__toggle:checked ~ .menu__box {
  left: 0 !important;
}
.menu__btn {
  position: absolute;
  top: 40px;
  left: 15px;
  width: 20px;
  height: 20px;
  cursor: pointer;
  z-index: 999;
}
.menu__btn > span,
.menu__btn > span::before,
.menu__btn > span::after {
  display: block;
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: #493e2dbf;
  transition-duration: .25s;
}
.menu__btn > span::before {
  content: '';
  top: -8px;
}
.menu__btn > span::after {
  content: '';
  top: 8px;
}
.menu__box {
  display: block;
  position: absolute;
  top: 80px;
  left: -100%;
  width: 90%;
  height: auto;
  margin: 0;
  padding: 80px 0 250px;
  list-style: none;
  background-color: #fff;
  box-shadow: 2px 2px 6px rgba(0, 0, 0, .4);
  transition-duration: .25s;
  z-index: 99;
}
#fixed-header .menu__box {
  position: fixed;
  top: 0;
}
.menu__item {
  display: block;
  width: 100%;
  padding: 11px 38px;
  color: #493e2d;
  font-size: 18px;
  text-decoration: none;
  transition-duration: .25s;
  text-align: left;
  margin-bottom: 5px;
}
.menu__item:hover {
  background-color: whitesmoke;
}

.menu__box li:nth-child(2)  {
  background-color: whitesmoke;
}

@media screen and (max-width: 767px) {
  header {
    padding: 15px 0;
  }
  .pc-nav {
    display: none;
  }
  .hamburger-menu {
    display: block;
  }
}
/* ---header--- */

.about {
  background: #fcfcfc;
}

/* ---top--- */
.about .top {
  margin-top: 120px;
}
.about .top h2 {
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
  font-size: 22px;
  color: #493e2d;
  letter-spacing: .2em;
  text-align: center;
  padding: 100px 0 88px;
  margin: 0;
}

@media screen and (max-width: 767px) {
  .about .top {
    margin-top: 80px;
  }
  .about .top h2 {
    font-size: 22px;
    margin: 0;
    padding: 54px 0 18px;
  }
}
/* ---top--- */

.about .container {
  display: flex;
  color: #493e2d;
  justify-content: space-between;
  max-height: 500px;
  overflow: hidden;
}

.about .reverse {
  flex-direction: row-reverse;
}

.about .box {
  width: 55%;
  display: flex;
  align-items: center;
}

.about .box-inner {
  max-width: 570px;
  margin: 0 0 0 auto;
  padding: 0 40px 0 10px;
}

.about .reverse .box-inner {
  padding: 0 10px 0 40px;
  margin: 0 auto 0 0;
}

.about .box .name {
  font-size: 14px;
  letter-spacing: .2em;
  margin-bottom: 24px;
  line-height: 2;
}

.about .box h3 {
  margin-bottom: 30px;
  font-size: 22px;
  letter-spacing: .2em;
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
  color: #493e2d;
  line-height: 2;
}

.about .box .txt {
  font-size: 12px;
  line-height: 2;
  max-width: 570px;
}

.about .container img {
  width: 45%;
  text-align: right;
  object-fit: cover;
  object-position: 100% 80%;
  aspect-ratio: 1 / .7;
}

@media screen and (max-width: 767px) {
  .about .container {
    display: block;
    max-height: 100%;
  }
  .about .box {
    width: 100%;
    padding-top: 20px;
    margin: 0 auto;
  }
  .about .box-inner, .about .reverse .box-inner {
    padding: 0 8px;
    margin: 53px auto 0;
    text-align: center;
  }
  .about .box h3, .about .box .txt {
    margin-bottom: 40px;
  }
  .about .box .txt {
    font-size: 10px;
    line-height: 2;
  }
  .about .container img {
    width: 100%;
    text-align: right;
  }
  .nopc {
    display: block;
  }

}
/* ---top--- */
.section-05 h3, .section-06 h3 {
  text-align: center;
  margin: 160px auto 48px;
  font-size: 22px;
  letter-spacing: .2em;
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
  color: #493e2d;
}

@media screen and (max-width: 767px) {
  .section-05 h3, .section-06 h3 {
    text-align: center;
    margin: 160px auto 48px;
  }
}
/* ---section-05--- */
.about .section-05-container {
  width: 1030px;
  margin: 40px auto;
}

/*タブ切り替え全体のスタイル*/
.tabs {
  margin-top: 50px;
  width: 100%;
  margin: 0 auto;
}

/*タブのスタイル*/
.tab_item {
  width: calc(100%/2);
  height: 30px;
  line-height: 50px;
  font-size: 16px;
  text-align: center;
  display: block;
  float: left;
  text-align: center;
  transition: all 0.2s ease;
  color: #493e2dBF;
  margin-bottom: 50px;
}

.tab_item:hover {
  opacity: 0.75;
}

/*ラジオボタンを全て消す*/
input[name="tab_item"] {
  display: none;
}

/*タブ切り替えの中身のスタイル*/
.tab_content {
  display: none;
  clear: both;
  overflow: hidden;
}

.c-txtsp {
  color: #493e2dBF;
}

/*選択されているタブのコンテンツのみを表示*/
#all:checked ~ #all_content,
#programming:checked ~ #programming_content,
#design:checked ~ #design_content {
  display: block;
}

/*選択されているタブのスタイルを変える*/
.tabs input:checked + .tab_item {
  /* border-bottom: 1px solid #493e2d; */
  color: #493e2d;
  text-align: center;
}

.tabs input:checked + .tab_item:after {
  content: "";
  display: block;
  width: 100px;
  margin: 10px auto;
  border-bottom: #493E2D 1px solid;
}

@media screen and (max-width: 767px) {
  .about .section-05-container {
    width: 100%;
    margin: 40px auto;
  }
}
/* ---section-05--- */

/* ---section-06--- */
.about .section-06-container a {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 1050px;
  margin: 0 auto;
  gap: 5px;
  padding-bottom: 136px;
}

.about .section-06-container a:hover {
  opacity: .4;
  transition: all .4s;
}

.about  .section-06-box {
  width: 33%;
  list-style: none;
}

@media screen and (max-width: 767px) {
  .about .section-06-container a {
    max-width: none;
    width: 100%;
    margin: 0 auto;
    padding: 0;
    gap: 0;
  }
}
/* ---section-06--- */

/* ---fotter--- */

footer {
  display: flex;
  justify-content: center;
  padding: 100px 0;
}

.footer-list {
  width: 40%;
}

footer p {
  margin-bottom: 2rem;
  font-size: 18px;
}

footer li {
  padding-bottom: 15px;
}

footer li a {
  font-size: 14px;
  color: #493e2dbf;
  font-family: calibri, HelveticaNeue, Arial, HiraginoKakuGothicProN, HiraginoSans, Meiryo, sans-serif;
}

footer li a:hover {
  border-bottom: 1px solid #493e2d;
  color: #493e2d;
}

.footer-menu li:nth-child(2) a {
  color: #493e2d;
  border-bottom: 1px solid #493e2d;
}
.footer-menu li:nth-child(2) a:hover {
  border-bottom: 2px solid #493e2d;;
}

@media screen and (max-width: 767px) {
  footer {
    display: block;
    padding: 50px 40px 0;
  }
  .footer-list {
    width: 100%;
    margin-bottom: 50px;
  }
}
/* ---fotter--- */