@charset "UTF-8";
/* =====================================================
   Variables & Mixins
===================================================== */
/* =====================================================
   Base & Reset
===================================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
@media screen and (max-width: 768px) {
  html {
    scroll-padding-top: 60px;
  }
}

body {
  margin: 0;
  padding: 0;
  background-color: #000000;
  color: #ffffff;
  font-family: "Noto Serif JP", serif;
  line-height: 1.8;
  letter-spacing: 0.08em;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.3s ease;
}
a:hover {
  opacity: 0.8;
}

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

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

/* =====================================================
   Components
===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 50px;
  border-radius: 30px;
  font-family: "Playfair Display", serif;
  font-weight: 600;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn--primary {
  background: linear-gradient(90deg, #4158D0 0%, #C850C0 46%, #FFCC70 100%);
  color: #fff;
  border: none;
  box-shadow: 0 4px 15px rgba(200, 80, 192, 0.4);
}
.btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200, 80, 192, 0.6);
}
.btn--submit {
  border-radius: 0;
  font-family: "M PLUS 1p", sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  padding: 18px 40px;
  gap: 15px;
  background: linear-gradient(90deg, #173dcc 0%, #b31785 55%, #f4875d 100%);
  border: 1px solid #fff;
  box-shadow: none;
}
.btn--submit:hover {
  transform: none;
  opacity: 0.85;
  box-shadow: none;
}
.btn--submit .btn__arrow {
  font-family: "M PLUS 1p", sans-serif;
  font-weight: 300;
}
.btn--outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 0;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1.15rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  position: relative;
  padding: 15px 70px;
}
@media screen and (max-width: 768px) {
  .btn--outline {
    width: 100%;
    padding: 15px 40px;
  }
}
.btn--outline:hover {
  border-color: #fff;
  background-color: rgba(255, 255, 255, 0.05);
}
.btn--outline:hover::after {
  width: 30px;
}
.btn--outline::after {
  content: '';
  position: absolute;
  right: 35px;
  top: 50%;
  width: 20px;
  height: 1px;
  background-color: #fff;
  transform: translateY(-50%);
  transition: width 0.3s ease;
}
.btn--outline::before {
  content: '';
  position: absolute;
  right: 35px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
  transform: translateY(-50%) rotate(45deg);
}

.section-title {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 2.2rem;
  font-weight: 300;
  margin-top: 0;
  margin-bottom: 25px;
  letter-spacing: 0.12em;
  position: relative;
  display: inline-block;
}
.section-title--center {
  display: block;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .section-title {
    font-size: 1.8rem;
  }
}

/* =====================================================
   Layout: Header
===================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
@media screen and (max-width: 768px) {
  .header {
    height: 60px;
  }
}
.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}
@media screen and (max-width: 768px) {
  .header__inner {
    padding: 0 20px;
  }
}
.header__logo {
  font-family: "Playfair Display", serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .header__nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    height: calc(100vh - 60px);
    background-color: rgba(0, 0, 0, 0.95);
    padding: 40px 0;
    overflow-y: auto;
  }
  .header__nav.is-active {
    display: block;
  }
}
.header__nav-list {
  display: flex;
  gap: 30px;
}
@media screen and (max-width: 768px) {
  .header__nav-list {
    flex-direction: column;
    align-items: center;
    gap: 30px;
  }
}
.header__nav-item a {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  position: relative;
  padding: 5px 0;
}
.header__nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #4158D0, #C850C0);
  transition: width 0.3s ease;
}
.header__nav-item a:hover::after {
  width: 100%;
}
@media screen and (max-width: 768px) {
  .header__nav-item a {
    font-size: 1.2rem;
  }
}
.header__hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  padding: 0;
}
@media screen and (max-width: 768px) {
  .header__hamburger {
    display: block;
  }
}
.header__hamburger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #fff;
  transition: all 0.3s ease;
}
.header__hamburger span:nth-child(1) {
  top: 0;
}
.header__hamburger span:nth-child(2) {
  top: 11px;
}
.header__hamburger span:nth-child(3) {
  bottom: 0;
}
.header__hamburger.is-active span:nth-child(1) {
  top: 11px;
  transform: rotate(45deg);
}
.header__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}
.header__hamburger.is-active span:nth-child(3) {
  bottom: 11px;
  transform: rotate(-45deg);
}

/* =====================================================
   Layout: Hero
===================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}
@media screen and (max-width: 768px) {
  .hero {
    padding-top: 60px;
    height: auto;
    padding-top: 120px;
    padding-bottom: 80px;
  }
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}
@media screen and (max-width: 768px) {
  .hero__inner {
    padding: 0 20px;
  }
}
.hero__content {
  max-width: 800px;
}
@media screen and (max-width: 768px) {
  .hero__content {
    margin-left: 0;
  }
}
.hero__title {
  font-family: "Noto Serif JP", serif;
  font-size: 2.2rem;
  line-height: 1.8;
  margin-bottom: 35px;
  font-weight: 300;
  letter-spacing: 0.15em;
}
@media screen and (max-width: 768px) {
  .hero__title {
    font-size: 1.5rem;
  }
}
.hero__text {
  font-size: 0.95rem;
  line-height: 2;
  margin-bottom: 50px;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.12em;
}
@media screen and (max-width: 768px) {
  .hero__text {
    font-size: 0.9rem;
  }
}
.hero__bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.hero__bg-network {
  position: absolute;
  top: 50%;
  right: 0;
  left: 0;
  transform: translateY(-50%);
  margin: auto;
  width: 100%;
  height: 100%;
  background: url("../images/bg_network.png") no-repeat left center;
  background-size: cover;
}
@media screen and (max-width: 768px) {
  .hero__bg-network {
    width: 100%;
    height: 40%;
    top: 10%;
    left: 0;
    transform: none;
    opacity: 0.3;
  }
}
.hero__bg-person {
  position: absolute;
  top: 10%;
  right: 14%;
  width: 45%;
  max-width: 600px;
  height: 90%;
  background: url("../images/bg_person.png") no-repeat right bottom;
  background-size: contain;
}
@media screen and (max-width: 768px) {
  .hero__bg-person {
    top: auto;
    bottom: 50px;
    width: 100%;
    height: 60%;
    opacity: 0.6;
  }
}

/* =====================================================
   Layout: Philosophy
===================================================== */
.philosophy {
  padding: 120px 0 60px;
}
@media screen and (max-width: 768px) {
  .philosophy {
    padding: 80px 0 40px;
  }
}
.philosophy__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 60px;
  align-items: flex-end;
}
@media screen and (max-width: 768px) {
  .philosophy__inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 0 20px;
  }
}
.philosophy__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.8;
  margin-bottom: 30px;
  color: #fff;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .philosophy__lead {
    font-size: 1.1rem;
  }
}
.philosophy__text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 2.2;
  letter-spacing: 0.08em;
}
.philosophy__aside-box {
  position: relative;
  padding-left: 20px;
  margin-top: 80px;
}
@media screen and (max-width: 768px) {
  .philosophy__aside-box {
    margin-top: 0;
  }
}
.philosophy__aside-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, #C850C0, #4158D0);
}
.philosophy__aside-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 2;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.08em;
}

/* =====================================================
   Layout: Build
===================================================== */
.build {
  position: relative;
  padding: 100px 0 160px;
  background: transparent;
}
@media screen and (max-width: 768px) {
  .build {
    padding: 60px 0;
  }
}
.build__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.build__bg-person {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 35%;
  height: 100%;
  max-height: 780px;
  background: url("../images/bg_build_person.png") no-repeat left center;
  background-size: contain;
}
@media screen and (max-width: 768px) {
  .build__bg-person {
    width: 100%;
    height: 50%;
    left: 0;
    top: 50px;
    bottom: 0;
    transform: none;
    background-position: center top;
    opacity: 0.3;
  }
}
.build__inner {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: flex-end;
}
@media screen and (max-width: 768px) {
  .build__inner {
    padding: 0 20px;
  }
}
.build__content {
  width: 85%;
}
@media screen and (max-width: 768px) {
  .build__content {
    width: 100%;
  }
}
.build .section-title {
  margin-bottom: 25px;
}
.build__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 25px;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .build__lead {
    font-size: 1.1rem;
  }
}
.build__text {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
  line-height: 2.2;
  margin: 0 0 60px 0;
  letter-spacing: 0.08em;
}
@media screen and (max-width: 768px) {
  .build__text {
    margin-bottom: 40px;
  }
}
.build__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin: 0;
  padding: 0;
}
@media screen and (max-width: 768px) {
  .build__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
.build__card {
  background-color: rgba(20, 20, 20, 0.85);
  backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 35px 25px;
  list-style-type: none;
  border-radius: 8px;
  transition: all 0.3s ease;
}
.build__card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}
.build__card-header {
  position: relative;
  margin-bottom: 30px;
  height: 100px;
}
.build__card-num {
  position: absolute;
  top: 0;
  left: 0;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 2rem;
  font-weight: 300;
  color: #1a95ed;
  line-height: 1;
  z-index: 2;
}
.build__card-icon {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.build__card-icon-img {
  max-width: 100px;
  max-height: 100px;
  width: auto;
  height: auto;
  display: block;
}
.build__card-title {
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.6;
  margin-top: 0;
  margin-bottom: 15px;
  letter-spacing: 0.05em;
  word-break: keep-all;
}
.build__card-text {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
  line-height: 1.8;
  letter-spacing: 0.05em;
}

/* =====================================================
   Layout: Domains
===================================================== */
.domains {
  padding: 120px 0;
  background-color: #000;
}
@media screen and (max-width: 768px) {
  .domains {
    padding: 80px 0;
  }
}
.domains__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}
@media screen and (max-width: 768px) {
  .domains__inner {
    padding: 0 20px;
  }
}
.domains .section-title {
  margin-bottom: 15px;
}
.domains__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.8rem;
  font-weight: 400;
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .domains__lead {
    font-size: 1.1rem;
  }
}
.domains__text {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 80px;
  font-size: 0.95rem;
}
@media screen and (max-width: 768px) {
  .domains__text {
    margin-bottom: 50px;
  }
}
.domains__list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  padding: 0 100px;
}
@media screen and (max-width: 768px) {
  .domains__list {
    gap: 40px;
    padding: 0;
  }
}
.domains__item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}
@media screen and (max-width: 768px) {
  .domains__item {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}
.domains__item-content {
  background-color: rgba(20, 20, 20, 0.8);
  border-radius: 8px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media screen and (max-width: 768px) {
  .domains__item-content {
    padding: 30px 20px;
  }
}
.domains__item-logo-area {
  margin-bottom: 25px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}
.domains__item-logo {
  max-width: 200px;
  height: auto;
  display: block;
}
.domains__item-subtext {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.domains__item-subtext--magenta {
  color: #f316b4;
}
.domains__item-subtext--cyan {
  color: #19b7c5;
}
.domains__item-text {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  line-height: 1.8;
  letter-spacing: 0.05em;
}
.domains__item-image-wrapper {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  border: 1px solid #383838;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
}
.domains__item-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* =====================================================
   Layout: Vision
===================================================== */
.vision {
  position: relative;
  padding: 120px 0;
  background-color: transparent;
  overflow: hidden;
}
@media screen and (max-width: 768px) {
  .vision {
    padding: 80px 0;
  }
}
.vision__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.vision__bg-person {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 45%;
  max-width: 600px;
  height: 100%;
  background: url("../images/vision_person_02.png") no-repeat right bottom;
  background-size: contain;
}
@media screen and (max-width: 768px) {
  .vision__bg-person {
    top: 5%;
    bottom: auto;
    width: 100%;
    height: 50%;
    opacity: 0.3;
  }
}
.vision__inner {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}
@media screen and (max-width: 768px) {
  .vision__inner {
    padding: 0 20px;
  }
}
.vision__top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
}
@media screen and (max-width: 768px) {
  .vision__top-row {
    flex-direction: column;
    gap: 40px;
  }
}
.vision__top-text {
  width: 50%;
}
@media screen and (max-width: 768px) {
  .vision__top-text {
    width: 100%;
  }
}
.vision .section-title {
  margin-bottom: 30px;
}
.vision__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.1em;
  color: #fff;
  margin: 0;
}
@media screen and (max-width: 768px) {
  .vision__lead {
    font-size: 1.1rem;
  }
}
.vision__top-graphic {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 45%;
  gap: 60px;
}
@media screen and (max-width: 768px) {
  .vision__top-graphic {
    width: 100%;
    justify-content: center;
    gap: 35px;
  }
}
.vision__graphic-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.vision__graphic-item::before, .vision__graphic-item::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  vertical-align: middle;
}
.vision__graphic-item::before {
  left: -32px;
  width: 25px;
  height: 1px;
  background-color: #fff;
}
@media screen and (max-width: 768px) {
  .vision__graphic-item::before {
    left: -20px;
  }
}
.vision__graphic-item::after {
  left: -17px;
  width: 10px;
  height: 10px;
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}
@media screen and (max-width: 768px) {
  .vision__graphic-item::after {
    left: -5px;
  }
}
.vision__graphic-item:first-child::before, .vision__graphic-item:first-child::after {
  content: none;
}
.vision__graphic-img {
  max-width: 140px;
  height: auto;
  margin-bottom: 15px;
}
@media screen and (max-width: 768px) {
  .vision__graphic-img {
    max-width: 100px;
  }
}
.vision__graphic-caption {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
}
.vision__main-text {
  width: 60%;
}
@media screen and (max-width: 768px) {
  .vision__main-text {
    width: 100%;
  }
}
.vision__text {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  line-height: 2.2;
  margin: 0 0 30px 0;
  letter-spacing: 0.08em;
}
.vision__text:last-of-type {
  margin-bottom: 60px;
}
@media screen and (max-width: 768px) {
  .vision__text {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }
}
.vision__signature {
  text-align: center;
  margin-top: 20px;
}
.vision__signature img {
  max-width: 180px;
  height: auto;
}

/* =====================================================
   Layout: Company Profile
===================================================== */
.company {
  padding: 120px 0;
  background-color: #000;
}
@media screen and (max-width: 768px) {
  .company {
    padding: 80px 0;
  }
}
.company__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}
@media screen and (max-width: 768px) {
  .company__inner {
    padding: 0 20px;
  }
}
.company__row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: flex-start;
}
@media screen and (max-width: 768px) {
  .company__row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
.company__content {
  display: flex;
  flex-direction: column;
}
.company .section-title {
  margin-bottom: 40px;
}
.company__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.8;
  margin-bottom: 30px;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .company__lead {
    font-size: 1.1rem;
  }
}
.company__text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 2.2;
  letter-spacing: 0.08em;
}
.company__table-wrapper {
  padding: 1px;
  background: linear-gradient(135deg, #173dcc 0%, #ffffff 68%, #e00e7b 100%);
  border-radius: 0;
}
.company__info {
  margin: 0;
  background: linear-gradient(135deg, #173dcc 0%, #ffffff 68%, #e00e7b 100%);
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.company__info-row {
  display: flex;
  gap: 1px;
}
@media screen and (max-width: 768px) {
  .company__info-row {
    flex-direction: column;
    gap: 0;
  }
}
.company__info-header, .company__info-data {
  background-color: #000;
  margin: 0;
}
.company__info-header {
  width: 30%;
  padding: 25px 20px;
  font-weight: 400;
  text-align: center;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .company__info-header {
    width: 100%;
    justify-content: flex-start;
    padding: 15px 20px 5px;
  }
}
.company__info-data {
  width: 70%;
  padding: 25px 30px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  line-height: 1.8;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
}
@media screen and (max-width: 768px) {
  .company__info-data {
    width: 100%;
    padding: 5px 20px 15px;
  }
}

/* =====================================================
   Layout: Contact
===================================================== */
.contact {
  padding: 120px 0;
  background-color: #000;
}
@media screen and (max-width: 768px) {
  .contact {
    padding: 80px 0;
  }
}
.contact__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}
@media screen and (max-width: 768px) {
  .contact__inner {
    padding: 0 20px;
  }
}
.contact__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: flex-start;
}
@media screen and (max-width: 768px) {
  .contact__row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
.contact__content {
  display: flex;
  flex-direction: column;
}
.contact .section-title {
  margin-bottom: 30px;
}
.contact__lead {
  font-family: "Noto Serif JP", serif;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.8;
  margin-bottom: 30px;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 768px) {
  .contact__lead {
    font-size: 1.1rem;
  }
}
.contact__text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 2.2;
  letter-spacing: 0.08em;
}
.contact__form-wrapper {
  background-color: transparent;
  border: none;
  padding: 0;
}
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact__form-item {
  padding: 1px;
  background: linear-gradient(135deg, #173dcc 0%, #ffffff 68%, #e00e7b 100%);
}
.contact__form-input, .contact__form-textarea {
  background-color: #000;
  border: none;
  border-radius: 0;
  padding: 15px 20px;
  color: #fff;
  font-family: "Noto Serif JP", serif;
  font-size: 0.95rem;
  width: 100%;
  outline: none;
  letter-spacing: 0.05em;
  display: block;
}
.contact__form-input::placeholder, .contact__form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}
.contact__form-textarea {
  height: 200px;
  resize: none;
}
.contact__form-btn {
  width: 100%;
  margin-top: 10px;
}
.contact .smf-form.contact__form {
  margin: 0;
}
.contact .smf-item.contact__form-item {
  display: block;
  margin-bottom: 0;
  padding: 1px;
  background: linear-gradient(135deg, #173dcc 0%, #ffffff 68%, #e00e7b 100%);
}
.contact .smf-item.contact__form-item .smf-item__col--label {
  display: none;
}
.contact .smf-item.contact__form-item .smf-item__col--controls {
  width: 100%;
  padding: 0;
  background-color: #000;
}
.contact .smf-text-control__control.contact__form-input,
.contact .smf-email-control__control.contact__form-input,
.contact .smf-textarea-control__control.contact__form-textarea {
  background-color: transparent !important;
  color: #fff !important;
  border: none !important;
  border-radius: 0;
  padding: 15px 20px;
  width: 100%;
  outline: none;
  box-sizing: border-box;
  font-family: "Noto Serif JP", serif;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}
.contact .smf-text-control__control.contact__form-input::placeholder,
.contact .smf-email-control__control.contact__form-input::placeholder,
.contact .smf-textarea-control__control.contact__form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.4) !important;
}
.contact .smf-textarea-control__control.contact__form-textarea {
  height: 200px;
  resize: none;
}
.contact .smf-item__error {
  padding: 0 20px 15px;
  background-color: transparent;
}
.contact .smf-item__error .smf-item__error_text {
  color: #ff4b4b;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
.contact form[data-screen="confirm"] .smf-item__col--controls {
  padding: 15px 20px;
  color: #fff;
  min-height: 54px;
  word-break: break-all;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  /*
  display: flex;
  align-items: center;
  .smf-item__controls {
  	flex: 1;
  }
  */
}
.contact form[data-screen="confirm"] .smf-item__col--controls .smf-placeholder {
  padding: 15px 20px;
}
.contact .smf-action {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  margin-top: 30px;
}
@media screen and (max-width: 768px) {
  .contact .smf-action {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
}
.contact .smf-action button[data-action="confirm"],
.contact .smf-action button[data-action="back"],
.contact .smf-action button[data-action="complete"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 260px;
  border-radius: 0;
  font-family: "M PLUS 1p", sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  padding: 18px 40px;
  box-shadow: none;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  -webkit-appearance: none;
}
@media screen and (max-width: 768px) {
  .contact .smf-action button[data-action="confirm"],
  .contact .smf-action button[data-action="back"],
  .contact .smf-action button[data-action="complete"] {
    width: 100%;
    min-width: auto;
  }
}
.contact .smf-action button[data-action="confirm"]:hover,
.contact .smf-action button[data-action="back"]:hover,
.contact .smf-action button[data-action="complete"]:hover {
  opacity: 0.85;
}
.contact .smf-action button[data-action="confirm"],
.contact .smf-action button[data-action="complete"] {
  background: linear-gradient(90deg, #173dcc 0%, #b31785 55%, #f4875d 100%) !important;
  color: #fff !important;
  border: 1px solid #fff !important;
}
.contact .smf-action button[data-action="back"] {
  background: transparent !important;
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.4) !important;
}
.contact .smf-action button[data-action="back"]:hover {
  border-color: #fff !important;
  background-color: rgba(255, 255, 255, 0.05) !important;
}
.contact .smf-message,
.contact .smf-complete-msg,
.contact .smf-system-error-content-ready {
  position: relative;
  padding: 80px 20px;
  color: #fff;
  text-align: center;
  background: linear-gradient(135deg, #173dcc 0%, #ffffff 68%, #e00e7b 100%);
  z-index: 1;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  line-height: 2;
}
.contact .smf-message::before,
.contact .smf-complete-msg::before,
.contact .smf-system-error-content-ready::before {
  content: '';
  position: absolute;
  top: 1px;
  left: 1px;
  right: 1px;
  bottom: 1px;
  background-color: #000;
  z-index: -1;
}

/* =====================================================
   Layout: 404 Not Found
===================================================== */
.not-found {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 80px;
  overflow: hidden;
}
@media screen and (max-width: 768px) {
  .not-found {
    padding-top: 60px;
    height: auto;
    padding: 150px 20px 100px;
  }
}
.not-found__inner {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}
@media screen and (max-width: 768px) {
  .not-found__inner {
    padding: 0 20px;
  }
}
.not-found__title {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 10rem;
  font-weight: 700;
  line-height: 1;
  margin: 0 0 10px;
  letter-spacing: 0.05em;
  /* テキストにグラデーションを適用 */
  background: linear-gradient(90deg, #173dcc 0%, #b31785 55%, #f4875d 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
@media screen and (max-width: 768px) {
  .not-found__title {
    font-size: 6rem;
  }
}
.not-found__subtitle {
  font-family: "Playfair Display", serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.9);
}
@media screen and (max-width: 768px) {
  .not-found__subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
  }
}
.not-found__text {
  font-family: "Noto Serif JP", serif;
  font-size: 0.95rem;
  line-height: 2;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.1em;
  margin-bottom: 50px;
}
@media screen and (max-width: 768px) {
  .not-found__text {
    font-size: 0.9rem;
    margin-bottom: 40px;
  }
}
.not-found__btn-wrap {
  margin-top: 20px;
  display: flex;
  justify-content: center;
}
.not-found__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.2;
  /* コンテンツの邪魔にならないよう薄く設定 */
}
.not-found__bg-network {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
@media screen and (max-width: 768px) {
  .not-found__bg-network {
    background-size: contain;
  }
}

/* =====================================================
   Layout: Footer
===================================================== */
.footer {
  background-color: #000;
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  padding: 60px 0 40px;
  color: #fff;
}
@media screen and (max-width: 768px) {
  .footer {
    padding: 40px 0 30px;
  }
}
.footer__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}
@media screen and (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    gap: 30px;
    align-items: flex-start;
    margin-bottom: 30px;
    padding: 0 20px;
  }
}
.footer__left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}
@media screen and (max-width: 768px) {
  .footer__left {
    gap: 10px;
  }
}
.footer__logo {
  font-family: "Playfair Display", serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.footer__site-type {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 0.75rem;
  color: #fff;
  letter-spacing: 0.1em;
}
.footer__nav-list {
  display: flex;
  gap: 30px;
}
@media screen and (max-width: 768px) {
  .footer__nav-list {
    flex-wrap: wrap;
    gap: 20px 15px;
  }
}
@media screen and (max-width: 768px) {
  .footer__nav-item {
    width: calc(50% - 20px);
  }
}
.footer__nav-item a {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 0.95rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: #fff;
  transition: opacity 0.3s;
}
.footer__nav-item a:hover {
  opacity: 0.7;
}
@media screen and (max-width: 768px) {
  .footer__nav-item a {
    font-size: 1rem;
  }
}
.footer__bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}
@media screen and (max-width: 768px) {
  .footer__bottom {
    padding: 20px 20px 0;
  }
}
.footer__copyright {
  font-family: "Playfair Display", serif;
  font-size: 0.75rem;
  color: #fff;
}

/* =====================================================
   トップに戻るボタン
===================================================== */
.pagetop {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)) padding-box, linear-gradient(90deg, #173dcc 0%, #e00e7b 100%) border-box;
  border: 1px solid transparent;
  cursor: pointer;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.pagetop:hover {
  transform: translateY(-3px);
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)) padding-box, linear-gradient(90deg, #173dcc 0%, #e00e7b 100%) border-box;
}
.pagetop.is-active {
  opacity: 1;
  visibility: visible;
}
.pagetop__arrow {
  display: block;
  width: 10px;
  height: 10px;
  background: linear-gradient(90deg, #173dcc 0%, #e00e7b 100%);
  clip-path: polygon(0 0, 100% 0, 100% 2px, 2px 2px, 2px 100%, 0 100%);
  transform: rotate(45deg) translate(2px, 2px);
}
@media screen and (max-width: 768px) {
  .pagetop {
    bottom: 25px;
    right: 25px;
    width: 44px;
    height: 44px;
  }
}

/* =====================================================
   Animations
===================================================== */
.js-fade-up {
  opacity: 0;
  transform: translateY(30px);
  /* イージングを使い、高級感のある滑らかなフェードアップを実現 */
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}
.js-fade-up.is-animated {
  opacity: 1;
  transform: translateY(0);
}

/* リストアイテムなどを時間差で表示させるためのクラス */
.delay-1 {
  transition-delay: 0.1s;
}

.delay-2 {
  transition-delay: 0.2s;
}

.delay-3 {
  transition-delay: 0.3s;
}