@charset "UTF-8";

/* ファーストビュー */
.first-view {
  height: 100vh;
  overflow: hidden;
  position: relative;
  background: linear-gradient(to bottom right, #FCFCFC, #f8fdff15, #FCFCFC);
  background-size: 400% 100%;
  animation: lightRun 10s linear infinite;
}

@keyframes lightRun {
  0% {
    background-position: 0% 50%;
  }

  100% {
    background-position: 100% 50%;
  }
}

.first-view__openning-ani {
  position: absolute;
  z-index: 110;
  width: 100vw;
  height: 100vh;
  background-color: #FCFCFC;
  opacity: 1;
  transition: opacity 1s ease;
}

.first-view__openning-ani.active {
  opacity: 0;
}

.first-view__openning-ani.slide {
  display: none;
}


.first-view-openning-ani__img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -70%);
  width: clamp(120px, 22vw, 250px);
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.first-view-openning-ani__img.active {
  opacity: 1;
}

.first-view__text {
  position: absolute;
  z-index: 20;
  right: 6%;
  top: 37%;
  background-color: #fcfcfc30;
  width: clamp(540px, 40vw, 670px);
}


.first-view-text__main-text {
  font-size: clamp(40px, 3vw, 50px);
  font-weight: 700;
  color: #3BACD0;
  line-height: 1.35em;
}

.first-view__main-text--top {
  display: block;
}

.first-view__main-text--bottom {
  display: block;
  margin-left: 5%;
}

.first-view__main-text--deco {
  font-size: 1.1em;
  margin: 0 3%;
  color: #3accd1;
  background: -webkit-linear-gradient(125deg, #51e4e9, #37b9e4);
  background: linear-gradient(to bottom right, #77f0f4, #00bfff, #77f0f4);
  background-size: 200% 200%;
  animation: shine 3s ease infinite;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: brightness(.85);
  opacity: .6;
  transition: filter 1.5s ease-in-out, opacity 1.5s ease;
}

.first-view__main-text--deco.active {
  filter: brightness(1);
  opacity: 1;
}

@keyframes shine {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

.first-view-text__sub {
  color: #4cc2e6;
  font-size: clamp(20px, 1.5vw, 25px);
  text-align: center;
  margin-top: 1.7%;
}

.first-view__ani-text {
  opacity: 0;
  transform: translateX(-20%);
  transition: opacity .6s ease, transform .6s ease;
}

.first-view__ani-text.active {
  opacity: 1;
  transform: translateX(0);
}

.first-view__dec {
  background: linear-gradient(to bottom right, #FCFCFC, #B0E4F4);
  border-radius: 50%;
  position: absolute;
  z-index: 10;
  opacity: 0;
  transform: scale(0);
  transition: opacity .7s ease-in-out, transform .7s ease-in-out;
}

.first-view__dec.active {
  opacity: 1;
  transform: scale(1);
}

.first-view__dec.dec_01 {
  animation: circle 5s ease infinite;
}

.first-view__dec.dec_02 {
  animation: circle 5s ease infinite;
  animation-delay: .3s;
}

.first-view__dec.dec_03 {
  animation: circle 5s ease infinite;
  animation-delay: .6s;
}

@keyframes circle {
  0% {
    scale: .9;
  }

  50% {
    scale: 1;
  }

  100% {
    scale: .9;
  }
}

.first-view__dec.dec_01 {
  width: clamp(380px, 31vw, 550px);
  height: clamp(380px, 31vw, 550px);
  top: -90%;
  left: 7%;
  z-index: -10;
  opacity: 40%;
}

.first-view__dec.dec_02 {
  width: clamp(120px, 10vw, 170px);
  height: clamp(120px, 10vw, 170px);
  top: 15%;
  left: 30%;
  opacity: .5;
}

.first-view__dec.dec_03 {
  width: clamp(200px, 23vw, 380px);
  height: clamp(200px, 23vw, 380px);
  bottom: 8%;
  left: 10%;
  opacity: .5;
}


/* 見出し */
.index-heading {
  overflow: hidden;
  background: linear-gradient(to bottom right, #f8fbfc74, #FCFCFC);
}

.index-heading-inner {
  position: relative;
  height: 350px;
  max-width: 1200px;
}

.index-heading__inner-group {
  position: absolute;
  z-index: 15;
  top: 50%;
  left: 50%;
  padding: 2%;
  border-radius: 12px;
  box-shadow: 0px 0px 8px #00000010;
  background: linear-gradient(to bottom right, #FCFCFC, #f4fbff);
  transform: translate(-50%, -50%);
  transition: opacity .8s ease, transform .8s ease;
}

.index-heading__inner-group.visible {
  transform: translate(0, -50%);
}

.index-heading__heading {
  color: #1898C0;
  font-size: 1.3rem;
  font-weight: 600;
}

.index-heading__heading span {
  margin: 0 2px;
  font-size: 1.1em;
  color: #0eb7ef;
  background: linear-gradient(to bottom right, #1db9ed, #0f9ccb);
  background: -webkit-linear-gradient(125deg, #1db9ed, #0f9ccb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent
}

.index-heading__main-text span {
  display: block;
}

.index-heading__main-text {
  margin: 3% 0 5%;
}


/* サービス */
.index-service__contents {
  display: flex;
  justify-content: space-between;
}

.index-service__content {
  width: 32%;
  background: linear-gradient(to bottom right, #FCFCFC, #f4fbff);
  box-shadow: 0px 0px 8px #00000010;
  border-radius: 10px;
  padding: 3%;
  transform: translateY(50%);
}

.index-service__content.visible {
  transform: translateY(0);
}

.index-service__content.coding.visible {
  transition-delay: .2s;
}

.index-service__content.support.visible {
  transition-delay: .4s;
}

.contents-main-title.index-service__content-title {
  font-size: 1.4rem;
  font-weight: 500;
}

.index-service__content-title+.contents-sub-title {
  font-size: .75rem;
  line-height: 1.1rem;
}

.index-service__inner-group {
  display: flex;
  flex-direction: column;
}

.index-service__inner-group img {
  display: block;
  width: 45%;
  margin: 3% auto 12%;
}

.index-service__heading {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 8%;
  line-height: 1.8em;
}

.index-service__tool {
  font-size: .85rem;
  margin-top: 10%;
  line-height: 1.5em;
}

.index-service__btn {
  margin: 5% auto;
  transform: translateY(100%);
}

.index-service__btn.visible {
  transform: translateY(0);
}


/* 作品 */
.index-works {
  position: relative;
}

.index-works-inner {
  position: relative;
  height: 850px;
  transform: translateY(30%);
  z-index: 5;
}

.index-works-inner.visible {
  transform: translateY(0);
}

.index-works .contents-title {
  position: absolute;
  top: clamp(30px, 5vw, 75px);
  left: 50%;
  transform: translateX(-50%);
}

.index-works__img-group {
  position: absolute;
  top: 42%;
  right: 0;
  width: fit-content;
  height: fit-content;
  z-index: 15;
}

.index-works__pc-img {
  width: 550px;
}

.index-works__slide-show {
  position: absolute;
  top: 9%;
  left: 12%;
}

.swiper {
  width: 410px;
  padding-bottom: calc(410px * 0.629) !important;
  border-radius: 4px;
}

.swiper-wrapper {
  position: absolute !important;
  top: 0;
  left: 0;
}

.index-works__img-area {
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.index-works__circle-dec {
  position: absolute;
  border-radius: 50%;
  box-shadow: 0px 0px 8px #00000010;
}

.index-works__circle-dec.circle_00 {
  display: none;
  opacity: .6;
}

.index-works__circle-dec.circle_01 {
  top: 12%;
  left: 30%;
  width: 120px;
  height: 120px;
  opacity: .2;
}

.index-works__circle-dec.circle_02 {
  top: 30%;
  right: 25%;
  width: 220px;
  height: 220px;
  opacity: .5;
}

.index-works__circle-dec.circle_03 {
  top: 42%;
  left: 0;
  width: 360px;
  height: 360px;
  padding: 7% 6% 7% 7%;
  display: flex;
  align-items: center;
}

.index-works__line-dec {
  position: absolute;
  width: 4px;
  opacity: .1;
}

.index-works__line-dec.line_01 {
  transform: rotate(23deg);
  height: 166px;
  top: 24.6%;
  left: 30%;
}

.index-works__line-dec.line_02 {
  transform: rotate(-47deg);
  height: 141px;
  top: 21.2%;
  left: 47.2%;
}

.index-works__line-dec.line_03 {
  transform: rotate(60deg);
  height: 135px;
  top: 45%;
  left: 45.3%;
}

.index-works__text {
  transform: translateY(-2%);
}

.index-works-text__title {
  color: #51C0E3;
  font-weight: 600;
  text-align: center;
  transform: translateX(-5%);
  filter: brightness(70%);
  margin-bottom: 4%;
}

.index-works__btn {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 100%);
}

.index-works__btn.visible {
  transform: translate(-50%, -50%);
}

.index-works__background-filter {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: .04;
}


/* フッター */
.footer {
  margin-top: 0;
}



@media(max-width:1200px) {
  .first-view__dec.dec_01 {
    width: 350px;
    height: 350px;
    top: -65%;
    left: 12%;
    z-index: -10;
  }

  .first-view__dec.dec_02 {
    top: 15%;
    left: 20%;
  }

  .first-view__dec.dec_03 {
    width: 45vh;
    min-width: 350px;
    height: 45vh;
    min-height: 350px;
    bottom: -10%;
    left: -10%;
  }


  /* 見出し */
  .index-heading__inner-group {
    position: absolute;
    z-index: 10;
    top: 50%;
    left: 30%;
  }
}


@media(max-width:1000px) {

  /* ファーストビュー */
  .first-view__text {
    top: 40%;
  }


  /* 作品 */
  .index-works-inner {
    max-width: 730px;
    height: 780px;
  }

  .index-works__img-group {
    top: 45%;
  }

  .index-works__pc-img {
    width: 410px;
  }

  .index-works__slide-show {
    top: 9.5%;
  }

  .swiper {
    width: 305px;
    padding-bottom: calc(305px * 0.629) !important;
    border-radius: 3px;
  }

  .index-works__circle-dec.circle_01 {
    top: 17%;
    width: 110px;
    height: 110px;
  }

  .index-works__circle-dec.circle_02 {
    top: 35%;
    right: 20%;
    width: 190px;
    height: 190px;
  }

  .index-works__circle-dec.circle_03 {
    top: 42%;
    left: 0;
    width: 320px;
    height: 320px;
  }

  .index-works__line-dec.line_01 {
    transform: rotate(21deg);
    height: 107px;
    top: 30%;
    left: 31.7%;
  }

  .index-works__line-dec.line_02 {
    height: 133px;
    top: 26.2%;
    left: 49.2%;
  }

  .index-works__line-dec.line_03 {
    transform: rotate(65deg);
    height: 98px;
    top: 48%;
    left: 48.5%;
  }

  .index-works__text {
    font-size: .9em;
  }
}



@media(max-width:780px) {

  /* ファーストビュー */
  .first-view__text {
    left: 50%;
    transform: translateX(-33%);
    width: clamp(200px, 75vw, 460px);
  }

  .first-view-text__main-text {
    font-size: clamp(17px, 5.5vw, 35px);
  }

  .first-view-text__sub {
    font-size: clamp(10px, 3vw, 18px);
    margin: 2% 0 0 2%;
    line-height: 1rem;
  }

  .first-view__dec.dec_01 {
    width: clamp(190px, 50vw, 380px);
    height: clamp(190px, 50vw, 380px);
    top: -80%;
    left: 20%;
  }

  .first-view__dec.dec_02 {
    width: clamp(70px, 17vw, 120px);
    height: clamp(70px, 17vw, 120px);
    top: 18%;
    left: 15%;
  }

  .first-view__dec.dec_03 {
    width: 44vh;
    max-width: 550px;
    min-width: 300px;
    height: 44vh;
    max-height: 550px;
    min-height: 300px;
    bottom: -10%;
    left: -30%;
  }


  /* 見出し */
  .index-heading-inner {
    max-width: 600px;
  }

  .index-heading__inner-group {
    top: 50%;
    left: 0%;
    transform: translate(-50%, -50%);
    padding: 5%;
  }

  .index-heading__inner-group.visible {
    transform: translate(0, -50%);
  }


  /* サービス */
  .index-service__contents {
    align-items: center;
    flex-direction: column;
    gap: 7vw 0;
    justify-content: center;
  }

  .index-service__content {
    width: 100%;
    max-width: 460px;
    background: linear-gradient(to bottom right, #FCFCFC, #f4fbff);
    box-shadow: 0px 0px 8px #00000010;
    border-radius: 10px;
    padding: 7% 5%;
  }

  .index-service__content.coding.visible {
    transition-delay: 0s;
  }

  .index-service__content.support.visible {
    transition-delay: 0s;
  }

  .contents-main-title.index-service__content-title {
    font-size: 1.7rem;
  }

  .index-service__content-title+.contents-sub-title {
    font-size: .85rem;
    line-height: 1.7rem;
  }

  .index-service__inner-group img {
    margin: 1% auto clamp(20px, 8%, 35px);
    max-width: 160px;
  }

  .index-service__heading {
    margin-bottom: 5%;
  }

  .index-service__tool {
    margin-top: 7%;
  }


  /* 作品 */
  .index-works {
    overflow: hidden;
    position: relative;
    height: 920px;
  }

  .index-works-inner {
    height: 870px;
    width: 650px;
    position: absolute;
    left: 50%;
    transform: translate(-50%, 30%);
  }

  .index-works-inner.visible {
    transform: translate(-50%, 0);
  }


  .index-works__img-group {
    position: absolute;
    top: 36%;
    left: 50%;
    transform: translate(-50%, -50%);
  }

  .index-works__pc-img {
    width: clamp(300px, 85vw, 400px);
  }

  .swiper {
    width: clamp(222px, 63vw, 297px);
    height: auto;
    padding-bottom: calc(clamp(222px, 63vw, 297px)*0.629) !important;
  }

  .index-works__circle-dec.circle_00 {
    display: block;
    top: 37%;
    left: 0%;
    width: 120px;
    height: 120px;
    opacity: .5;
  }

  .index-works__circle-dec.circle_01 {
    top: 22%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
  }

  .index-works__circle-dec.circle_02 {
    top: 30%;
    right: 3%;
    width: 100px;
    height: 100px;
    opacity: .4;
  }

  .index-works__circle-dec.circle_03 {
    top: 67%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 290px;
    height: 290px;
  }

  .index-works__line-dec.line_01 {
    transform: rotate(82deg);
    height: 416px;
    top: 16%;
    left: 49.8%;
  }

  .index-works__line-dec.line_02 {
    transform: rotate(-63deg);
    height: 194px;
    top: 18%;
    left: 68.5%;
  }

  .index-works__line-dec.line_03 {
    transform: rotate(126deg);
    height: 128px;
    top: 45.5%;
    left: 23.7%;
  }

  .index-works-text__title {
    margin: 0 0 3% 5%;
  }

  .index-works__text {
    transform: translateY(-5%);
  }
}


@media(max-width:500px) {

  /* サービス */
  .contents-main-title.index-service__content-title {
    font-size: 1.5rem;
  }

  .index-service__content-title+.contents-sub-title {
    font-size: .8rem;
    line-height: 1.2rem;
  }


  /* 作品 */
  .index-works__slide-show {
    left: 12.2%;
  }
}