@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100;300;400;500;700;900&display=swap");

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  color: #333;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ==================== Header / Nav ==================== */
.header {
  position: fixed;
  top: 30px;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  pointer-events: none;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  width: 100%;
  margin: 0 24px;
  padding: 0 40px;
  height: 67px;
  background: #fff;
  border-radius: 128px;
  pointer-events: auto;
}

.header__logo img {
  width: 181px;
  height: auto;
}

.header__nav {
  display: flex;
  align-items: center;
}

.header__nav a {
  font-size: 14px;
  font-weight: 900;
  color: #404040;
  line-height: 1.4;
  margin-right: 24px;
  transition: opacity 0.2s;
}

.header__nav a:last-child {
  margin-right: 0;
}

.header__nav a:hover {
  opacity: 0.6;
}

.header__hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.header__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #404040;
  margin: 6px 0;
  transition:
    transform 0.3s,
    opacity 0.3s;
}

/* ==================== Hero ==================== */
.hero {
  background-color: #4cc0a9;
  padding-bottom: 220px;
}

.hero .container--wide {
  display: flex;
  align-items: center;
  padding-top: 180px;
  gap: 40px;
}

.hero__screenshot {
  flex: 0 0 auto;
  max-width: 50%;
}

.hero__screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

.hero__body {
  flex: 1;
  min-width: 0;
}

.hero__mission {
  width: 448px;
  max-width: 100%;
  margin-bottom: 16px;
}

.hero__text {
  font-size: 18px;
  font-weight: 500;
  line-height: 2.1;
  color: #fff;
  margin-bottom: 24px;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 360px;
  max-width: 100%;
  height: 50px;
  background: #fff;
  color: #4cc0a9;
  font-size: 20px;
  font-weight: 900;
  border-radius: 8px;
  transition: opacity 0.2s;
}

.hero__cta:hover {
  opacity: 0.85;
}

/* ==================== Divider ==================== */
.section__divider {
  display: block;
  width: auto;
  max-width: 100%;
  height: 233px;
  margin-top: -180px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.section__divider--footer {
  display: block;
  width: 100%;
  height: 234px;
  margin: 0;
  position: relative;
  z-index: 1;
  background: #4cc0a9;
}

/* ==================== Section Common ==================== */
.section {
  padding: 130px 0 100px;
}

.section--mint {
  background: #f6fcfb;
}

#topics {
  padding: 120px 0 40px;
}

#history {
  padding: 30px 0 0;
}

#service {
  padding: 130px 0 80px;
}

.section--green {
  background: #4cc0a9;
}

.section__heading {
  text-align: left;
  margin-bottom: 32px;
}

.section__heading img {
  height: auto;
  width: 200px;
  max-width: 100%;
}

/* ==================== About ==================== */
.about__heading {
  text-align: center;
  margin-bottom: 32px;
}

.about__heading img {
  max-width: 644px;
  width: 100%;
}

.about__text {
  max-width: 840px;
  margin: 0 auto;
  font-size: 18px;
  font-weight: 900;
  line-height: 2;
  color: #404040;
}

/* ==================== News ==================== */
.news__list {
  max-width: 840px;
  margin: 0 auto;
}

.news__item {
  margin-bottom: 40px;
}

.news__date {
  font-size: 18px;
  font-weight: 900;
  color: #4cc0a9;
  line-height: 1.4;
  margin-bottom: 4px;
}

.news__title {
  font-size: 16px;
  font-weight: 900;
  line-height: 1.4;
}

.news__title a {
  color: #404040;
  text-decoration: underline;
  transition: opacity 0.2s;
}

.news__title a:hover {
  opacity: 0.6;
}

/* ==================== History ==================== */
.history__list {
  max-width: 840px;
  margin: 0 auto;
}

.history__item {
  display: flex;
  align-items: center;
  margin-bottom: 24px;
}

.history__item:last-child {
  margin-bottom: 0;
}

.history__date {
  flex: 0 0 auto;
  background: #4cc0a9;
  color: #fff;
  border-radius: 128px;
  width: 160px;
  font-size: 15px;
  font-weight: 900;
  line-height: 1.4;
  padding: 6px 0;
  text-align: center;
  margin-right: 16px;
}

.history__desc {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.4;
  color: #333;
}

#service .section__heading img,
#company .section__heading img {
  width: 240px;
}

/* ==================== Service ==================== */
.service__content {
  text-align: center;
}

.service__logo {
  margin-bottom: 24px;
}

.service__logo img {
  width: 280px;
}

.service__desc {
  font-size: 16px;
  font-weight: 900;
  line-height: 2.01;
  color: #404040;
  text-align: center;
  margin-bottom: 16px;
}

.service__image {
  margin: 32px 0;
}

.service__image img {
  max-width: 700px;
  width: 100%;
}

.service__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: #4cc0a9;
  border-radius: 8px;
  height: 58px;
  width: 410px;
  max-width: 100%;
  color: #fff;
  font-size: 20px;
  font-weight: 900;
  transition: opacity 0.2s;
  margin-bottom: 12px;
}

.service__link .fa {
  font-size: 18px;
  margin-top: 5px;
}

.service__link:hover {
  opacity: 0.85;
}

.service__badges {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 12px;
}

.service__badges-row {
  display: flex;
  justify-content: center;
  align-items: center;
}

.service__badges img {
  width: 160px;
  height: auto;
}

.service__badges img.badge--google-play {
  width: 183px;
  margin: 0 16px;
}

.service__badges img.badge--chrome {
  width: 180px;
}

.service__social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 0;
}

.service__social .fa-twitter {
  color: #00acee;
  font-size: 18px;
}

.service__social span {
  font-size: 16px;
  font-weight: 900;
  color: #333;
}

.service__social a {
  font-size: 16px;
  font-weight: 400;
  color: #333;
  text-decoration: underline;
}

.service__social .fa-external-link {
  color: #333;
  font-size: 16px;
  margin-top: 5px;
}

/* ==================== Company ==================== */
.company__list {
  max-width: 840px;
  margin: 0 auto;
}

.company__item {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid #eee;
  padding: 16px 0;
}

.company__label {
  font-size: 18px;
  font-weight: 900;
  color: #4cc0a9;
  line-height: 1.4;
  margin-bottom: 8px;
}

.company__value {
  font-size: 18px;
  font-weight: 900;
  color: #333;
  line-height: 1.4;
}

.company__value--clients {
  line-height: 2;
}

.company__value a {
  color: #333;
  text-decoration: underline;
}

.company__value a:hover {
  opacity: 0.6;
}

.company__value .fa-external-link {
  color: #333;
  font-size: 16px;
  margin-left: 4px;
  margin-top: 5px;
}

/* ==================== Recruit ==================== */
.recruit {
  background: #4cc0a9;
  padding-top: 100px;
  padding-bottom: 30px;
  position: relative;
  height: 563px;
  overflow-x: hidden;
  overflow-y: hidden;
}

.recruit .container {
  text-align: center;
}

.recruit__text {
  font-size: 18px;
  font-weight: 900;
  line-height: 1.8;
  color: #fff;
  text-align: center;
  margin-bottom: 32px;
}

.recruit__cta {
  text-align: center;
}

.recruit__cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: #fff;
  color: #4cc0a9;
  border-radius: 8px;
  height: 50px;
  width: 360px;
  max-width: 100%;
  font-size: 20px;
  font-weight: 900;
  transition: opacity 0.2s;
  margin-bottom: 70px;
}

.recruit__cta .fa {
  font-size: 16px;
  margin-top: 5px;
}

.recruit__cta a:hover {
  opacity: 0.85;
}

/* ==================== Footer ==================== */
.footer {
  background: #fff;
  padding: 40px 0 32px;
}

.footer__inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__links a {
  font-size: 14px;
  font-weight: 400;
  color: #333;
  transition: opacity 0.2s;
}

.footer__links a:hover {
  opacity: 0.5;
}

.footer__copyright {
  font-size: 14px;
  color: #333;
}

/* ==================== Mobile Nav Overlay ==================== */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  z-index: 200;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.mobile-nav.is-open {
  display: flex;
}

.mobile-nav__close {
  position: absolute;
  top: 32px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav__close span {
  position: absolute;
  width: 20px;
  height: 2px;
  background: #404040;
}

.mobile-nav__close span:first-child {
  transform: rotate(45deg);
}

.mobile-nav__close span:last-child {
  transform: rotate(-45deg);
}

.mobile-nav__logo img {
  width: 200px;
  height: auto;
}

.mobile-nav__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 0 20px;
}

.mobile-nav__links a {
  font-size: 18px;
  font-weight: 900;
  color: #727272;
  width: 100%;
  border-bottom: 1px solid #efefef;
  padding: 20px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.mobile-nav__sub {
  margin-top: 5px;
  font-size: 13px;
  font-weight: 700;
  color: #4cc0a9;
  text-transform: uppercase;
}

.mobile-nav__links a::after {
  content: "\f105";
  font-family: FontAwesome;
  font-size: 24px;
  color: #727272;
  margin-left: auto;
  padding-right: 16px;
}

/* ==================== Hero Mobile Logo Bar ==================== */
.hero__header-mobile {
  display: none;
}

/* ==================== Mobile (max-width: 690px) ==================== */
@media (max-width: 690px) {
  .header {
    top: 32px;
    left: auto;
    right: 20px;
    justify-content: flex-end;
  }

  .header__inner {
    width: 56px;
    height: 56px;
    margin: 0;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
  }

  .header__logo {
    display: none;
  }

  .header__nav {
    display: none;
  }

  .header__hamburger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: none;
    box-shadow: none;
  }

  .header__hamburger span {
    width: 20px;
    height: 2px;
    margin: 3px 0;
  }

  /* Hero mobile logo bar */
  .hero__header-mobile {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 128px;
    height: 56px;
    width: calc(100% - 40px);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
  }

  .hero__header-mobile img {
    width: 145px;
    height: auto;
  }

  /* Hero */
  .hero {
    padding-top: 32px;
    padding-bottom: 130px;
  }

  .hero .container--wide {
    flex-direction: column;
    padding-top: 24px;
    gap: 24px;
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero__screenshot {
    max-width: 100%;
    order: -1;
  }

  .hero__body {
    text-align: center;
    padding: 0 24px;
  }

  .hero__mission {
    text-align: center;
    max-width: 80%;
  }

  .hero__text {
    text-align: left;
    font-size: 16px;
    line-height: 2.2;
    padding-top: 8px;
  }

  .hero__cta {
    font-size: 18px;
    width: 90%;
    max-width: 90%;
    padding: 0 20px;
  }

  /* Divider */
  .section__divider {
    margin-top: -60px;
    width: 100%;
    height: auto;
  }

  .section__divider--footer {
    height: 98px;
    width: auto;
  }

  /* Sections */
  .section {
    padding: 80px 0 60px;
  }

  #topics {
    padding: 40px 0 40px;
    margin: 60px 0;
  }

  #history {
    padding: 0;
    margin-bottom: 60px;
  }

  #service {
    padding: 0;
    margin: 0;
  }

  .section__heading img {
    max-height: none;
  }

  .about__heading img {
    max-width: 100%;
  }

  .about__text {
    font-size: 16px;
    line-height: 2.2;
  }

  /* News */
  .news__item {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid #efefef;
  }

  .news__date {
    font-size: 16px;
  }

  .news__title {
    font-size: 15px;
    line-height: 2.2;
  }

  /* History */
  .history__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .history__date {
    width: 160px;
    font-size: 15px;
  }

  .history__desc {
    font-size: 15px;
  }

  /* Service */
  .service__link {
    width: 90%;
    max-width: 90%;
    height: 50px;
    font-size: 18px;
    padding: 0 20px;
  }

  .service__desc {
    font-size: 14px;
    text-align: left;
    line-height: 2.2;
  }

  .service__badges {
    flex-wrap: wrap;
    justify-content: center;
  }

  .service__badges a {
    width: 48%;
  }

  .service__badges a:last-child {
    width: 65%;
    margin-top: 8px;
  }

  .service__badges img,
  .service__badges img.badge--chrome {
    width: 100%;
    margin: 0;
  }

  .service__badges img.badge--google-play {
    width: 130%;
    margin: 0;
  }

  /* Company */
  .company__label {
    font-size: 16px;
  }

  .company__value {
    font-size: 15px;
  }

  #company {
    padding: 40px 0 20px;
    margin-top: 60px;
  }

  /* Recruit */
  .recruit {
    padding-top: 80px;
    padding-bottom: 160px;
    height: 438px;
  }

  .recruit__text {
    font-size: 15px;
  }

  .recruit__cta a {
    width: 90%;
    max-width: 90%;
    font-size: 18px;
    padding: 0 20px;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__links {
    flex-direction: column;
    gap: 16px;
    margin-bottom: 50px;
  }
}