@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap');
html {
    scroll-behavior: smooth;
}

body {
    color: #333;
    font-family: "Noto Sans JP", sans-serif;
    font-optical-sizing: auto;
    font-size: 16px;
    font-feature-settings: "palt";
    line-height: 1.8;
}

main {
    overflow-x: clip;
}

a {
    text-decoration: none;
}

ul {
    list-style: none;
    padding: 0;
}

.header {
    position: sticky;
    width: 100%;
    top: 0;
    background: rgba(0, 71, 156, 0.60);
    backdrop-filter: blur(7.5px);
    z-index: 2;
}

.header__wrap  {
    height: 62px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: auto;
}

.header__logo {
    width: 200px;
}

.header .cta-button {
    width: 100%;
    max-width: 216px;
    height: 40px;
}

.main-visual {
    height: 810px;
    width: 100%;
    background: url(../images/bg-mainvisual.jpg) no-repeat center bottom;
    background-size: cover;
    margin-top: -62px;
    padding: 150px 0 0;
}

.main-visual__wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.main-visual__left {
    display: flex;
    flex-direction: column;
    max-width: 480px;
    gap: 40px;
}

.main-visual__sub-copy {
    padding: 15px 20px;
    border: 1px solid #FFF;
    color: #fff;
}

.main-visual__sub-copy p {
    font-size: 22px;
    font-weight: 700;
}

.main-visual__image {
    width: 600px;
    position: absolute;
    right: -60px;
    top: 0;
    mix-blend-mode: luminosity;
}

.main-visual__logo {
    display: flex;
    justify-content: space-between;
}

 .main-visual__logo-item {
    max-width: 142px;
 }

.main-visual__right {
    display: flex;
    width: 100%;
    max-width: 400px;
    margin: 0 50px 0 0;
 }

.main-visual__right .cta-button-wrap {
    display: flex;
    flex-direction: column;
    width: 100%;
    align-items: center;
  }

.main-visual__right .cta-button {
    width: 100%;
    max-width: 400px;
    height: 60px;
 }

 .main-visual__right .cta-button-message {
    max-width: 230px;
    padding: 0 0 5px;
 }


/* approach section */
.approach {
    background: url(../images/bg-approach.png) left top no-repeat #F7F7F7;
    padding: 100px 0;
    background-size: cover;
}

.approach__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.approach__left-image {
    width: 350px;
    position: absolute;
    left: -330px;
    bottom: -250px;
}

.approach__right-image {
    width: 570px;
    position: absolute;
    right: -250px;
    top: -90px;
}

.approach__list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    position: relative;
}

.approach__list-item {
    width: 100%;
    max-width: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #024391;
    color: #024391;
    background: #FFF;
    font-size: 25px;
    text-align: center;
    line-height: 1.5;
    padding: 20px 10px;
}

.approach__list-item span {
    font-weight: 900;
    font-size: 30px;
}


/* problem section */
.problem {
    background: url(../images/bg-problem.png) right bottom;
    background-size: cover;
    padding: 100px 0;
}

.problem__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.problem__list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
}

.problem__list-item {
    max-width: 340px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 25px;
    font-weight: 500;
}

.problem__list-number {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 123px;
    height: 123px;
    color: #024391;
    font-family: Arial;
    font-size: 96px;
    font-style: italic;
    font-weight: 400;
    border: solid 1px #024391;
    background: #fff;
    border-radius: 100%;
}

.problem__list-item h3 {
    background: #02418E;
    font-weight: 700;
    color: #fff;
    font-size: 25px;
    width: 100%;
    text-align: center;
    font-weight: 700;
    margin: 10px 0;
}


/* package section */
.package {
    background: url(../images/bg-package.png) left top no-repeat #F7F7F7;
    padding: 100px 0 200px;
    background-size: 1400px;
    background-position: 50% 107%;
}
 
.package__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.package__list {
    max-width: 804px;
    width: 100%;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.package__list-item {
    background: rgba(255, 255, 255, 0.90);
    backdrop-filter: blur(5px);
    position: relative;
    padding: 30px;
}

.package__list-item::before {
    content: "";
    width: 0;
    height: 0;
    border-style: solid;
    border-right: 3px solid transparent;
    border-left: 3px solid transparent;
    border-bottom: 3px solid #024391;
    border-top: 0;
    transform: rotate(315deg);
    position: absolute;
    top: 1px;
    left: 1px;
}

.package__list-item::after {
    content: "";
    width: 0;
    height: 0;
    border-style: solid;
    border-right: 3px solid transparent;
    border-left: 3px solid transparent;
    border-bottom: 3px solid #555555;
    border-top: 0;
    transform: rotate(135deg);
    position: absolute;
    bottom: 1px;
    right: 1px;
}

.package__text-wrap {
    position: relative;
    font-size: 25px;
    font-weight: 500;
    text-align: center;
    padding: 20px 0 0;
}

.package__text-wrap span {
    font-size: 30px;
    font-weight: 700;
}

.package__text-wrap::after {
    content: "";
    width: 58px;
    height: 2px;
    background: #024391;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
}

.package__text-wrap:before {
    content: "";
    width: 100%;
    height: 2px;
    background: #DADADA;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
}


/* cta section */
.cta-section {
    background: #424242;
    text-align: center;
    padding: 50px 0;
}

.cta-section p {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 20px;
}

.cta-section  .cta-button {
    width: 100%;
    max-width: 600px;
    height: 60px;
    margin: auto;
    font-size: 22px;
}


/* introduction section */
.introduction {
    background: url(../images/bg-introduction.png) center no-repeat #F7F7F7;
    padding: 100px 0;
    background-size: cover;
}

.introduction__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.introduction__step {
    display: flex;
    flex-direction: column;
    gap: 50px;
    margin-left: 70px;
}

.introduction__step::before {
    content: "";
    width: 2px;
    height: 380px;
    background: #024391;
    position: absolute;
    left: 26px;
    top: 270px;
}

.introduction__step-item {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.50);
    gap:30px;
    padding: 0 30px;
    position: relative;
}

.introduction__step-item::before {
    content: "";
    width: 15px;
    height: 15px;
    background: #024391;
    border-radius: 100%;
    position: absolute;
    left: -50px;
    top: 50%;
    transform: translateY(-50%);
}

.introduction__step-item h3 {
    color: #024391;
    font-size: 28px;
    font-style: normal;
    font-weight: 700;
    display: flex;
    align-items: center;
    max-width: 240px;
    width: 100%;
}

.introduction__step-item h3 span {
    color: #024391;
    font-family: Arial;
    font-size: 76px;
    font-style: italic;
    font-weight: 400;
}

.introduction__step-list {
    display: flex;
    flex: 1;
    gap: 22px;
}

.introduction__step-list li {
    max-width: 220px;
    width: 100%;
    border-radius: 5px;
    border: 1px solid #024391;
    background: #FFF;
    font-size: 20px;
    font-weight: 700;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
}


/* case stydy section */
.case {
    padding: 100px 0;
}
.case__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.case__bg-left {
    position: absolute;
    left: -410px;
    top: 230px;
    width: 57%;
}

.case__bg-right {
    position: absolute;
    right: -450px;
    top: -80px;
    width: 85%;
}

.case__list {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
}

.case__list-item {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 520px;
    padding: 0 20px 20px;
    justify-content: start;
    align-items: center;
    flex-wrap: wrap;
    border-radius: 5px;
    border: 1px solid #F1F1F1;
    background: #FFF;
    box-shadow: 1px 1px 16px 0px rgba(0, 0, 0, 0.05);   
}

.case__list-item-photo {
    max-width: 172px;
    height: 172px;
    width: 100%;
    object-fit: contain;
}

.case__list-item-detail {
    padding-bottom: 20px;
}


/* contact section */
.contactform {
    padding: 100px 0;
    background: #F7F7F7;
}
.contactform__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.contactform__form {
    max-width: 730px;
    padding: 50px;
    width: 100%;
    background: #fff;
    border-radius: 5px;
    margin: auto;
}

.contactform__form div + P  {
    display: none;
}

.contactform__form input[type=text],
.contactform__form input[type=email],
.contactform__form textarea {
    width: 100%;
    border: #ccc solid 1px;
    border-radius: 5px;
    padding: 10px;
}

.contactform__form input[type=text],
.contactform__form input[type=email] {
    height: 50px;
}

.contactform__form .required {
    background: #BD0303;
    padding: 2px 6px;
    color: #fff;
    margin: 0 0 0 10px;
}

.contactform__form dl {
    margin-bottom: 30px;
}

.contactform__form dt {
    margin-bottom: 5px;
}

.contactform__form dt + div {
    margin-top: -20px!important;
}

.contactform__form dt p {
    font-weight: 700;
}

.contactform__form .btn input {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 100px;
    background: #FA0;
    color:#fff;
    font-weight: 700;
    font-size: 18px;
    position: relative;
    width: 100%;
    height: 60px;
    border: none;
    cursor: pointer;
}

.contactform__form .screen-reader-response {
    color: #bd0203;
    margin-bottom: 30px;
}

.contactform__form .wpcf7-not-valid-tip {
    color: #bd0203;
    font-weight: 700;
}

.contactform__form .wpcf7-not-valid {
    background: #ffdddd;
}

/* related-services section */
.related-services {
    padding: 100px 0;
    background: url(../images/bg-related-services.png) right bottom no-repeat;
    background-size: contain;
}
.related-services__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative; 
}

.related-services-ai {
    width: 50%;
    display: flex;
    margin: auto;
}

.screen-reader-response ul {
    display: none;
}


/* company section */
.company {
    padding: 100px 0;
    background: #f7f7f7;
}
.company__wrap {
    max-width: 1100px;
    margin: auto;
    position: relative;
}

.company-detail {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 100px;
    padding-left: 100px;
}

.company-detail__logo {
    max-width: 236px;
    width: 100%;
}

.company-detail__text {
    display: flex;
    flex:1;
    flex-direction: column;
    gap: 26px 0;
}

.company-detail__text div{
    display: flex;
    align-items: flex-start;
    gap: 0 30px;
}

.company-detail__text dt {
    width: 7em;
    font-weight: 700;
}

.company-detail__text dd {
    width: calc(100% - 7em);
    display: flex;
    gap: 20px;
}

.company-detail__text dd img {
    height: 76px;
}


/* footer section */
.footer {
    background: #174AAE;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 82px;
    color:#fff;
}

/* Global class */
.cta-button,
.case-cta-button {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 100px;
    background: #FA0;
    color:#fff;
    font-weight: 700;
    font-size: 18px;
    position: relative;
}

.case-cta-button {
    background: #024391;
    margin-top: auto;
    width: 90%;
    height: 60px;
}

.cta-button .material-symbols-outlined,
.case-cta-button .material-symbols-outlined {
    position: absolute;
    right: 15px;
    top: 52%;
    transform: translateY(-50%);
}

.heading-style {
    font-size: 49px;
    font-weight: 900;
    line-height: 1.3;
}

.heading-style span {
    color: #E7E7E7;
    font-family: Arial;
    font-size: 108px;
    font-weight: 700;
    display: block;
}

.pc-only {
    display: block;
}

.sp-only {
    display: none;
}



/* sp-tab style */
@media screen and (max-width:1100px) {

    .header {
        position: fixed;
        bottom: 0;
        top: initial;
    }

    .header .cta-button {
        max-width: 90%;
        margin: auto;
    }

    .header__logo {
        padding: 10px 0 0 10px;
    }

    .main-visual {
        padding: 90px 3% 250px;
        margin-top: -64px;
    }

    .main-visual__wrap {
        flex-direction: column;
        align-items: center;
        position: initial;
    }

    .main-visual__sub-copy {
        text-align: center;
    }

    .main-visual__logo {
        margin: 0;
    }

    .main-visual__logo-item {
        max-width: 30%;
    }

    .main-visual__right {
        max-width: 100%;
        position: relative;
    }

    .main-visual__image {
        top: 30px;
        right: initial;
        left: 50%;
        transform: translateX(-43%);
        mix-blend-mode: initial;
        max-width: initial;
        height: 250px;
        width: auto;
    }

    .cta-button-wrap {
        display: none !important;
    }

    .approach {
        background-size: 200%;
    }

    .approach__wrap {
        max-width: 100%;
        padding: 0 3%;
    }

    .approach__list-item {
        width: 48%;
        font-size: 15px;
        padding: 10px 1%;
        min-height: 146px;
    }

    .approach__list-item span {
        font-size: 19px;
    }

    .approach__list {
        gap: 10px 4%;
    }

    .approach__left-image {
        left: 30px;
        bottom: -150px;
    }

    .problem__wrap {
        padding: 0 3%;
    }

    .problem__swiper .swiper-wrapper {
        height: auto!important;
        padding: 0 0 40px;
    }

    .problem__list-item {
        max-width: 100%;
    }

    .package {
        background-size: 290vw;
        background-position: 50% 0;
        padding: 100px 0;
    }

    .package__wrap {
        padding: 0 3%;
    }

    .package__text-wrap {
        font-size: 20px;
    }

    .package__list {
        gap: 20px;
    }

    .package__text-wrap span {
        font-size: 25px;
    }

    .introduction__wrap .heading-style {
        padding-left: 3%;
    }

    .introduction__step {
        margin-left: 40px;
        position: relative;
    }

    .introduction__step::before {
        left: -23px;
        top: 1px;
        height: 703px;
    }

    .introduction__step-item {
        flex-direction: column;
        gap: 0;
        margin-right: 5%;
                padding: 0 5% 20px;
    }

    .introduction__step-item::before {
        top: 8px;
        left: -30px;
    }

    .introduction__step-list {
        flex-direction: column;
        width: 100%;
        align-items: center;
        margin: 0;
    }
    
    .introduction__step-item h3 {
        font-size: 25px;
    }

    .introduction__step-item h3 span {
        font-size: 56px;
    }

    .case__wrap {
        padding: 0 3%;
    }

    .case__bg-left {
        left: -61%;
        top: initial;
        bottom: -140px;
        width: 100%;
    }

    .case__bg-right {
        right: -30%;
        top: -140px;
        width: 100%;
    }

    .contactform__wrap {
        padding: 0 3%;
    }

    .contactform__form {
        padding: 20px 3%;
    }

    .related-services__wrap {
        padding: 0 3%;
    }

    .related-services-ai {
        width: 100%;
    }

    .company__wrap {
        padding: 0 3%;
    }

    .company-detail {
        padding: 0;
        gap: 30px;
    }

    .company-detail__text dt {
        font-size: 16px;
    }

    .company-detail__text dd {
        font-size: 14px;
        flex-wrap: wrap
    }

    .footer {
            margin-bottom: 62px;
    }

    .heading-style {
        font-size: 36px;
        padding: 0 0 30px;
    }

    .heading-style span {
        font-size: 48px;
        line-height: 1;
        padding-top: 30px;
    }

    .cta-section p {
        font-size: 18px;
    }

    .cta-section .cta-button {
        width: 90%;
    }

    .pc-only {
        display: none;
    }

    .sp-only {
        display: block;
    }
}

@media screen and (min-width: 1100px) {
  .problem__swiper .swiper-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    height: auto;
    gap: 38px;
  }

  .case__swiper .swiper-wrapper {
    display: flex;
    flex-wrap: wrap;
    height: auto;
  }

  .problem__swiper .swiper-slide,
  .case__swiper .swiper-slide {
    display: flex;
    width: auto;
    height: auto;
  }

  .swiper-pagination {
    display: none;
  }
}

@media screen and (max-width: 1099px) {
    .problem__swiper .swiper-wrapper {
        display: flex;
    }

    .problem__swiper .swiper-slide {
        flex-shrink: 0;
        border-radius: 5px;
        border: 1px solid #B1B1B1;
        background: #FFF;
        padding: 4%;
    }

    .case__list {
        flex-wrap: nowrap;
        height: auto;
        gap: initial;
    }

    .case__list .swiper-slide {
        flex-shrink: 0;
        width: 100%;
    }

    .case__list-item {
        width: auto;
    }

    .case__swiper {
        padding: 0 0 40px;
    }
}

@media (hover: hover) {
    a:hover,
    .contactform__form .btn input:hover {
        filter: brightness(1.1);
    }
}