html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  width: 100%;
  margin: 0;
  font-size: 1.6rem;
  font-family: "Noto Sans JP", sans-serif;
  color: #1e1e1e;
  line-height: 1.7;
}

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

h1, h2, h3, h4, h5, h6, p, figure {
  margin: 0;
  padding: 0;
  font-size: 100%;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "istok", sans-serif;
  font-weight: 700;
  font-style: normal;
}

ul, ol {
  list-style-type: none;
}

a {
  color: inherit;
  text-decoration: none;
}

.link {
  color: #00FFFF;
}

main {
  padding: 20px;
}

section {
  margin: 0 auto 180px;
  max-width: 1200px;
}

.section-title {
  margin: 0 auto 50px;
  padding: 0 20px;
}
@media (min-width: 960px) {
  .section-title {
    width: 90%;
  }
}
.section-title h2 {
  font-size: 2.8rem;
}
@media (min-width: 960px) {
  .section-title h2 {
    font-size: 3.6rem;
  }
}

.padding-reset {
  padding-top: 0;
}

.introduction {
  margin-bottom: 100px;
  padding: 30px 10px;
  position: relative;
  text-align: center;
}
.introduction h2 {
  font-size: 2.8rem;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 12px;
  color: #4691B6;
}
@media (min-width: 960px) {
  .introduction h2 {
    font-size: 3.6rem;
  }
}
.introduction p {
  font-size: 1.8rem;
}
@media (min-width: 960px) {
  .introduction p {
    font-size: 2.4rem;
  }
}
.introduction-img {
  position: absolute;
  top: 0;
  left: 0;
  -o-object-fit: contain;
     object-fit: contain;
  z-index: -1;
  opacity: 0.3;
}

.l-header {
  width: 100%;
}
.header-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  -moz-column-gap: 20px;
       column-gap: 20px;
  background-color: rgb(249, 249, 248);
}
.header-img {
  width: 150px;
  height: 150px;
}
@media (min-width: 960px) {
  .header-img {
    width: 200px;
    height: 200px;
  }
}
.header-img img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.header-title h1 {
  font-size: 2.4rem;
  line-height: 1.1;
}
@media (min-width: 960px) {
  .header-title h1 {
    font-size: 2.8rem;
  }
}

.main-nav {
  height: 50px;
}

.main-menu {
  display: flex;
  justify-content: center;
  align-items: center;
  border-top: 1px solid #1e1e1e;
  border-bottom: 1px solid #1e1e1e;
}
.main-menu li {
  border-left: 1px solid #1e1e1e;
}
.main-menu li:last-child {
  border-right: 1px solid #1e1e1e;
  border-left: 1px solid #1e1e1e;
}
.main-menu li a {
  display: inline-block;
  line-height: 47px;
  padding: 0 20px;
  font-size: 2rem;
}
@media (min-width: 630px) {
  .main-menu li {
    padding: 0 30px;
  }
}
.main-menu li:hover {
  background-color: #e4e4e4;
}

.l-footer {
  height: 100px;
  text-align: center;
  line-height: 100px;
  color: #FEFEFE;
  background-color: rgb(155, 143, 136);
}

.c-btn {
  border-radius: 4px;
  display: inline-block;
  padding: 8px 24px;
  font-size: 1.6rem;
  font-weight: bold;
}
.c-btn:hover {
  opacity: 0.8;
}
.c-btn__send {
  color: #FEFEFE;
  background: #76BDFF;
}
.c-btn__back {
  color: #1e1e1e;
  background: rgb(155, 143, 136);
  margin-left: 5px;
}

#page-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  font-size: 1.4rem;
  line-height: 1;
  z-index: 999;
}

.arrow-up {
  position: relative;
  background: rgb(64, 54, 45);
  width: 60px;
  height: 60px;
  text-align: center;
  display: block;
  border-radius: 50%;
  border: 1px solid rgb(155, 143, 136);
  opacity: 0.9;
}
.arrow-up:hover {
  opacity: 0.5;
}
.arrow-up::before {
  position: absolute;
  content: "";
  width: 12px;
  height: 12px;
  border: 0;
  border-top: 4px solid #fff;
  border-left: 4px solid #fff;
  transform: rotate(45deg);
  top: 25px;
  left: 23px;
}

.c-leftline {
  position: relative;
}
.c-leftline::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(to bottom, rgb(0, 89, 255) 20px, rgb(160, 161, 161));
  transition: 0.5s ease-in;
}
.c-leftline.show::after {
  height: 100%;
}

.c-title {
  overflow: hidden;
}
.c-title span {
  display: block;
  opacity: 0;
  transform: translateY(20px);
  transition: 0.5s ease-in;
  transition-delay: 0.3s;
}
.c-title.show span {
  opacity: 1;
  transform: translateY(0);
}

.c-underline {
  position: relative;
}
.c-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(to right, rgb(0, 89, 255) 20px, rgb(160, 161, 161));
  transition: 0.5s ease-in;
}
.c-underline.show::after {
  width: 100%;
}

.c-tab {
  background-color: #4691B6;
  display: inline-block;
  color: #FEFEFE;
  padding: 3px 5px;
  font-size: 1.3rem;
  border-radius: 3px;
  margin: 2px 3px;
}

.tab-area {
  padding: 10px 0;
}

.profile {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: rgb(233, 229, 225);
  padding: 20px;
  row-gap: 20px;
  margin: 0 auto;
  border-radius: 3px;
}
@media (min-width: 630px) {
  .profile {
    width: 90%;
    -moz-column-gap: 30px;
         column-gap: 30px;
    flex-direction: row;
    justify-content: center;
  }
}
@media (min-width: 960px) {
  .profile {
    padding: 30px 50px;
  }
}
@media (min-width: 1201px) {
  .profile {
    width: 80%;
  }
}
.profile-img {
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
}
.profile-img img {
  display: inline-block;
  position: absolute;
  top: -30px;
}
.profile-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 12px;
}
@media (min-width: 630px) {
  .profile-title {
    font-size: 2.4rem;
    text-align: left;
  }
}
.profile-title span {
  font-size: 1.4rem;
  margin-left: 10px;
}
.profile-info p {
  margin-bottom: 15px;
}

.works-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-bottom: 50px;
  padding: 20px;
  background-color: #f5f5f5;
  border-radius: 3px;
}
@media (min-width: 630px) {
  .works-card {
    flex-direction: row;
    -moz-column-gap: 30px;
         column-gap: 30px;
  }
}
.works-card:hover {
  opacity: 0.8;
}
.works-img {
  max-width: 100%;
  overflow: hidden;
  aspect-ratio: 3/1;
}
@media (min-width: 630px) {
  .works-img {
    max-width: 40%;
  }
}
@media (min-width: 960px) {
  .works-img {
    max-width: 60%;
  }
}
.works-img img {
  -o-object-fit: cover;
     object-fit: cover;
}
.works-info {
  flex-grow: 1;
  padding: 15px;
}
@media (min-width: 630px) {
  .works-info {
    padding-right: 20px;
  }
}

.p-form {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 5px;
}
@media (min-width: 630px) {
  .p-form {
    padding: 0 20px;
  }
}
@media (min-width: 960px) {
  .p-form {
    padding: 0 50px;
  }
}
.p-form__group {
  display: flex;
  flex-direction: column;
  margin-bottom: 25px;
}
@media (min-width: 960px) {
  .p-form__group {
    flex-direction: row;
    justify-content: space-between;
  }
}
.p-form__label {
  position: relative;
  width: 20%;
  min-width: 180px;
  font-weight: bold;
  white-space: nowrap;
  margin-bottom: 5px;
}
@media (min-width: 960px) {
  .p-form__label {
    margin-bottom: 0;
  }
}
.p-form__input {
  width: 100%;
}
@media (min-width: 960px) {
  .p-form__input {
    width: 80%;
    margin-left: 15px;
  }
}
.p-form__from {
  text-align: right;
  font-style: italic;
  font-size: 1.4rem;
  border-bottom: 1px solid #fff;
  margin-bottom: 10px;
}

.require_item {
  position: absolute;
  top: 7px;
  right: 0;
  font-size: 1.2rem;
  font-weight: bold;
  color: #FEFEFE;
  background: #EC1212;
  padding: 0 10px;
}

.error_msg {
  font-size: 1rem;
  color: red;
}

input,
textarea {
  width: 100%;
  padding: 0 10px;
  background: #FFF;
  border-radius: 4px;
  border: 1px solid rgb(155, 143, 136);
}

.p-form__label,
input,
textarea {
  font-size: 1.4rem;
}
@media (min-width: 960px) {
  .p-form__label,
input,
textarea {
    font-size: 1.6rem;
  }
}

textarea {
  height: 150px;
}

.thanks {
  text-align: center;
}
.thanks__img {
  max-width: 50%;
  padding-top: 50px;
  margin-bottom: 30px;
}
@media (min-width: 630px) {
  .thanks__img {
    max-width: 30%;
  }
}
.thanks__msg {
  text-align: center;
  padding: 50px 0;
}

.u-margin__center {
  margin-left: auto;
  margin-right: auto;
}

.inview,
.inview-back {
  transform: translateY(5px);
  opacity: 0;
  transition: transform 1s, opacity 1s;
}

.inview.show {
  transform: translateY(0);
  opacity: 1;
}

.inview-back.show {
  transform: translateY(0);
  opacity: 0.5;
}
/*# sourceMappingURL=style.css.map */