@charset "UTF-8";
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body,
h1,
h2,
h3,
h4,
p,
ul,
li,
figure,
blockquote {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

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

img {
  max-width: 100%;
  display: block;
}

button {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

html {
  scrollbar-gutter: stable;
}

:root {
  --color-text: #5C5C5C;
  --color-text-muted: #888888;
  --color-bg: #ffffff;
  --color-border: #e5e5e5;
  --color-overlay: rgba(0, 0, 0, 0.5);
  --font-sans: "Noto Sans JP", "Helvetica Neue", Helvetica, Arial, "Hiragino Kaku Gothic ProN",
    "游ゴシック", "YuGothic", sans-serif;
  --bp-sp: 767px;
  --header-height-pc: 98px;
  --header-height-sp: 60px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
body.is-sp-menu-open {
  overflow: hidden;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height-pc);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 30px;
  background: transparent;
  color: #ffffff;
}
.site-header--dark {
  color: var(--color-text);
}
.site-header:not(.site-header--dark)::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0));
  z-index: -1;
  pointer-events: none;
}
.site-header__logo {
  font-size: 24px;
  line-height: 1.9166666667;
  letter-spacing: 0.03em;
  font-weight: 400;
}
.site-header__nav {
  display: flex;
  align-items: center;
  gap: 60px;
}
.site-header__nav ul {
  display: flex;
  gap: 35px;
  font-size: 16px;
  letter-spacing: 0.05em;
}
.site-header__nav ul .is-active {
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.site-header__lang {
  display: flex;
  gap: 18px;
  font-size: 14px;
  letter-spacing: 0.2em;
}
.site-header__lang .is-active {
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.site-header__lang .is-inactive {
  opacity: 0.6;
}
.site-header__menu-toggle {
  display: none;
  width: 28px;
  height: 18px;
  position: relative;
}
.site-header__menu-toggle span {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: currentColor;
  transition: transform 0.2s;
}
.site-header__menu-toggle span:nth-child(1) {
  top: 0;
}
.site-header__menu-toggle span:nth-child(2) {
  top: 50%;
}
.site-header__menu-toggle span:nth-child(3) {
  bottom: 0;
}
@media (max-width: 767px) {
  .site-header {
    height: var(--header-height-sp);
    padding: 0 20px;
  }
  .site-header__logo {
    font-size: 18px;
  }
  .site-header__nav {
    display: none;
  }
  .site-header__menu-toggle {
    display: block;
  }
}

.sp-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: #ffffff;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  overflow-y: auto;
}
.sp-menu.is-open {
  opacity: 1;
  visibility: visible;
}
.sp-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height-sp);
  padding: 0 20px;
}
.sp-menu__logo {
  font-size: 18px;
  letter-spacing: 0.12em;
  font-weight: 400;
}
.sp-menu__close {
  position: relative;
  width: 24px;
  height: 24px;
}
.sp-menu__close span {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: currentColor;
}
.sp-menu__close span:nth-child(1) {
  transform: rotate(45deg);
}
.sp-menu__close span:nth-child(2) {
  transform: rotate(-45deg);
}
.sp-menu__nav {
  padding: 170px 40px 40px 140px;
}
.sp-menu__nav ul {
  display: flex;
  flex-direction: column;
  gap: 36px;
  font-size: 20px;
  letter-spacing: 0.12em;
}
.sp-menu__lang {
  margin-top: 100px;
  display: flex;
  gap: 42px;
  font-size: 15px;
}
.sp-menu__lang .is-active {
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.sp-menu__lang .is-inactive {
  opacity: 0.6;
}
@media (min-width: 768px) {
  .sp-menu {
    display: none;
  }
}

.site-footer {
  padding: 48px 40px 40px;
}
.site-footer__inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.site-footer__brand {
  font-size: 22px;
  letter-spacing: 0.08em;
}
.site-footer__nav {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}
.site-footer__nav ul {
  display: flex;
  gap: 32px;
  font-size: 16px;
  letter-spacing: 0.12em;
}
.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
}
.site-footer__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 224px;
  height: 60px;
  padding: 0 28px;
  font-size: 14px;
  letter-spacing: 0.08em;
  border: 1px solid #adadad;
  text-align: center;
  white-space: nowrap;
}
.site-footer__cta .cta-br-sp {
  display: none;
}
.site-footer__copyright {
  font-size: 10px;
  color: var(--color-text-muted);
}
@media (max-width: 767px) {
  .site-footer {
    padding: 80px 20px 40px;
  }
  .site-footer__brand, .site-footer__nav {
    display: none;
  }
  .site-footer__inner {
    align-items: center;
    gap: 0;
  }
  .site-footer__bottom {
    flex-direction: column;
    align-items: center;
    gap: 24px;
    margin-top: 0;
  }
  .site-footer__cta {
    height: auto;
    min-height: 60px;
    padding: 12px 20px;
    line-height: 1.6;
  }
  .site-footer__cta .cta-br-sp {
    display: inline;
  }
  .site-footer__copyright {
    text-align: center;
  }
}

.section-title {
  font-size: 30px;
  letter-spacing: 0.05em;
  text-align: center;
  font-weight: 400;
  color: #555555;
  margin: 160px 0 68px;
}
@media (max-width: 767px) {
  .section-title {
    margin: 80px 0 32px;
  }
}

.hero {
  position: relative;
  width: 100%;
  height: 853px;
  overflow: hidden;
}
.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.hero__slide.is-active {
  opacity: 1;
}
.hero__slide.is-active .hero__image {
  animation: heroKenBurns 8s ease-out forwards;
}
.hero__image {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transform: scale(1);
}
.hero__caption {
  position: absolute;
  left: 40px;
  bottom: 32px;
  color: #ffffff;
}
.hero__caption-main {
  font-size: 22px;
  letter-spacing: 0.1em;
}
.hero__caption-sub {
  font-size: 22px;
  letter-spacing: 0.1em;
}
@media (max-width: 767px) {
  .hero {
    height: 815px;
  }
  .hero__caption {
    left: 20px;
    bottom: 16px;
  }
}

@keyframes heroKenBurns {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.08);
  }
}
.projects {
  padding: 0 40px 155px;
}
.projects--standalone {
  padding-top: 43px;
  padding-bottom: 230px;
}
.projects .section-title {
  margin-bottom: 191px;
}
.projects__grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 80px;
}
.projects__list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  width: max-content;
  max-width: 100%;
  font-size: 18px;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: #3a3a3a;
}
.projects__list li {
  margin-bottom: 40px;
}
.projects__list li:last-child {
  margin-bottom: 0;
}
.projects__cards {
  list-style: none;
  max-width: 800px;
  margin: 0 auto;
  padding: 0;
}
.projects__item {
  margin: 0 0 100px;
}
.projects__item:last-child {
  margin-bottom: 0;
}
.projects__item-image img {
  width: 100%;
  height: auto;
  display: block;
}
.projects__item-name {
  margin: 40px 0 0;
  text-align: center;
  font-size: 18px;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: #3a3a3a;
}
@media (max-width: 767px) {
  .projects {
    padding: 0 0 80px;
  }
  .projects--standalone {
    padding-top: 58px;
  }
  .projects .section-title {
    margin-bottom: 100px;
  }
  .projects__grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .projects__list {
    font-size: 15px;
  }
  .projects__list li {
    margin-bottom: 28px;
  }
  .projects__item {
    margin-bottom: 60px;
  }
  .projects__item-name {
    margin-top: 20px;
    padding: 0 20px;
    font-size: 15px;
  }
}

.project-card {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 460/308;
}
.project-card__image {
  width: 100%;
  height: 100%;
}
.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.project-card__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-overlay);
  color: #ffffff;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.project-card__title {
  font-size: 14px;
  letter-spacing: 0.12em;
}
@media (hover: hover) {
  .project-card:hover .project-card__overlay {
    opacity: 1;
  }
  .project-card:hover .project-card__image img {
    transform: scale(1.03);
  }
}

.news {
  max-width: 1000px;
  margin: 0 auto;
  padding: 198px 0 439px;
  display: flex;
}
.news__main {
  width: 700px;
  margin-right: 40px;
  padding-bottom: 100px;
  border-bottom: 1px solid #5c5c5c;
}
.news__image {
  margin-bottom: 32px;
}
.news__image img {
  max-width: 100%;
  height: auto;
  display: block;
}
.news__date {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #555;
  margin-bottom: 16px;
}
.news__title {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.6;
  margin-bottom: 24px;
}
.news__body {
  font-size: 14px;
  line-height: 2;
  letter-spacing: 0.05em;
  color: #333;
}
.news__sidebar {
  flex: 1;
  text-align: right;
}
.news__sidebar-title {
  font-size: 14px;
  letter-spacing: 0.18em;
  font-weight: 400;
  margin-bottom: 24px;
}
.news__archive {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #555;
  list-style: none;
}
.news__archive li {
  margin-bottom: 12px;
}
@media (max-width: 767px) {
  .news {
    flex-direction: column;
    padding: 130px 20px 80px;
  }
  .news__main {
    width: auto;
    margin-right: 0;
    margin-bottom: 60px;
  }
  .news__image {
    margin-bottom: 56px;
  }
}

.about {
  max-width: 1000px;
  margin: 0 auto;
  padding: 198px 40px 215px;
}
.about__slogan {
  max-width: 820px;
  margin: 0 auto 140px;
  text-align: center;
  font-size: 21px;
  line-height: 2;
  letter-spacing: 0.05em;
  color: #5c5c5c;
  padding-bottom: 100px;
  border-bottom: 1px solid #adadad;
  white-space: nowrap;
}
.about__slogan .slogan-br-sp {
  display: none;
}
.about__company {
  margin-bottom: 160px;
}
.about__company .section-title {
  margin: 0 0 80px;
  text-align: center;
}
@media (min-width: 768px) {
  .about__company .section-title {
    font-size: 30px;
  }
}
.about__company-list {
  max-width: 800px;
  margin: 0;
}
.about__company-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  align-items: start;
  column-gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid #d8d8d8;
  line-height: 1.8;
  color: #5c5c5c;
}
.about__company-row dt {
  font-size: 14px;
  font-weight: 700;
}
.about__company-row dd {
  margin: 0;
  font-size: 15px;
  font-weight: 400;
}
.about__person {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 100px;
  align-items: start;
  margin-bottom: 120px;
}
.about__person-photo img {
  width: 70%;
  height: auto;
  display: block;
  margin: 0 auto;
}
.about__person-company {
  font-size: 13px;
  line-height: 1.6;
  color: #5c5c5c;
  margin: 0 0 4px;
}
.about__person-role {
  font-size: 13px;
  line-height: 1.6;
  color: #5c5c5c;
  margin: 0 0 18px;
}
.about__person-name {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 30px;
}
.about__sub-title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
  color: #5c5c5c;
  margin-bottom: 10px;
}
.about__bio {
  display: grid;
  grid-template-columns: max-content 1fr;
  align-items: start;
  column-gap: 24px;
  row-gap: 0;
  margin: 0 0 75px;
  font-size: 14px;
  line-height: 1.9;
  color: #5c5c5c;
}
.about__bio dt {
  font-size: 13px;
  font-weight: 700;
}
.about__bio dd {
  margin: 0;
}
.about__bio-prose {
  font-size: 14px;
  line-height: 1.9;
  color: #5c5c5c;
  margin: 0 0 75px;
}
.about__bio-prose p {
  margin: 0 0 0.5em;
}
.about__bio-prose p:last-child {
  margin-bottom: 0;
}
.about__awards {
  list-style: none;
  font-size: 14px;
  line-height: 1.9;
  color: #5c5c5c;
  margin: 0 0 60px;
  padding: 0;
}
.about__awards li {
  margin-bottom: 0;
}
.about__lightbox-trigger {
  position: relative;
  width: 100%;
  height: 130px;
  background: #1a1a1a;
  color: #fff;
  border: none;
  font-size: 24px;
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.about__lightbox-trigger:not(:last-child) {
  margin-bottom: 30px;
}
.about__lightbox-trigger-icon {
  position: absolute;
  top: 50%;
  right: 50px;
  transform: translateY(-50%);
  width: 25px;
  height: 25px;
}
.about__lightbox-trigger:hover {
  background: #333;
}
@media (max-width: 767px) {
  .about {
    padding: 100px 20px 60px;
  }
  .about__slogan {
    margin-bottom: 80px;
    padding-bottom: 60px;
    font-size: 16px;
    white-space: normal;
  }
  .about__slogan .slogan-br-sp {
    display: inline;
  }
  .about__company {
    margin-bottom: 80px;
  }
  .about__company .section-title {
    font-size: 22px;
    margin-bottom: 40px;
  }
  .about__company-row {
    grid-template-columns: 90px 1fr;
    column-gap: 16px;
    padding: 14px 0;
    font-size: 13px;
  }
  .about__person {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 64px;
  }
  .about__person-photo {
    max-width: 200px;
    margin: 0 auto;
  }
  .about__person-company, .about__person-role {
    text-align: center;
  }
  .about__person-name {
    font-size: 22px;
    line-height: 1.4;
    margin-bottom: 50px;
    text-align: center;
  }
  .about__sub-title {
    line-height: 1.4;
    margin-bottom: 20px;
  }
  .about__bio {
    column-gap: 16px;
    font-size: 13px;
    line-height: 2;
  }
  .about__bio dt {
    font-size: 12px;
  }
  .about__bio-prose {
    font-size: 13px;
    line-height: 2;
  }
  .about__awards {
    font-size: 13px;
    line-height: 1.9;
  }
  .about__lightbox-trigger {
    height: 100px;
    font-size: 18px;
  }
  .about__lightbox-trigger-icon {
    right: 24px;
    width: 18px;
    height: 18px;
  }
  .about__lightbox-trigger:not(:last-child) {
    margin-bottom: 20px;
  }
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: #ffffff;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.lightbox__inner {
  position: relative;
  display: flex;
  max-width: 1000px;
  margin: 80px auto;
  padding: 100px;
  background: #2e2e2e;
  color: #ffffff;
}
.lightbox__close {
  position: absolute;
  top: 40px;
  right: 48px;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  font-size: 0;
}
.lightbox__close::before, .lightbox__close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: #ffffff;
}
.lightbox__close::before {
  transform: rotate(45deg);
}
.lightbox__close::after {
  transform: rotate(-45deg);
}
.lightbox__photo {
  flex: 0 0 150px;
  margin-right: 40px;
}
.lightbox__photo img {
  width: 100%;
  height: auto;
  display: block;
}
.lightbox__content {
  flex: 1;
  min-width: 0;
}
.lightbox__title {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.1em;
  margin-bottom: 40px;
}
.lightbox__sub-title {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin: 40px 0 24px;
  color: #ffffff;
}
.lightbox__awards {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #ffffff;
}
.lightbox__bio-row {
  margin-bottom: 18px;
  font-size: 14px;
  line-height: 1.7;
}
.lightbox__bio-row dt {
  font-weight: 700;
  margin-bottom: 4px;
}
.lightbox__bio-row dd {
  margin: 0;
}
.lightbox__bio-row dd p {
  margin: 0;
}
@media (max-width: 767px) {
  .lightbox__inner {
    flex-direction: column;
    margin: 0;
    padding: 60px 24px;
  }
  .lightbox__photo {
    flex: none;
    width: 180px;
    margin: 0 0 24px;
  }
}

body.is-lightbox-open {
  overflow: hidden;
}

.contact {
  padding: 43px 40px 230px;
}
.contact .section-title {
  margin-bottom: 191px;
}
.contact__email {
  text-align: center;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #555;
}
.contact__email a {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}
.contact__email a:hover span {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}
.contact__email-icon {
  width: 0.95em;
  height: 0.95em;
  flex-shrink: 0;
}
@media (max-width: 767px) {
  .contact {
    padding: 58px 40px 80px;
  }
  .contact .section-title {
    margin-bottom: 100px;
  }
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 160px 40px 120px;
  min-height: 60vh;
}
@media (max-width: 767px) {
  .page {
    padding: 55px 20px 80px;
  }
}

#design-compare {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  pointer-events: none;
}
#design-compare.is-hidden {
  display: none;
}
#design-compare .design-compare__pc,
#design-compare .design-compare__sp {
  display: block;
  width: 100%;
  height: auto;
}
#design-compare .design-compare__pc {
  max-width: 1280px;
  margin: 0 auto;
}
#design-compare .design-compare__sp {
  display: none;
  max-width: 375px;
  margin: 0 auto;
}
@media (max-width: 767px) {
  #design-compare .design-compare__pc {
    display: none;
  }
  #design-compare .design-compare__sp {
    display: block;
  }
}
#design-compare .design-compare__controls {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 10000;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #000;
  color: #fff;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  pointer-events: auto;
}
#design-compare .design-compare__controls input[type=range] {
  width: 120px;
}
#design-compare .design-compare__controls button {
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  width: 24px;
  height: 24px;
  line-height: 1;
  cursor: pointer;
}