/* リセット */

@font-face {
  font-family: 'DIN Condensed';
  src: url('./fonts/DIN_Condensed_Bold.woff2') format('woff2'),
       url('./fonts/DIN_Condensed_Bold.woff') format('woff'),
       url('./fonts/DIN_Condensed_Bold.ttf') format('truetype');
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}
.din{
    font-family: 'DIN Condensed', sans-serif;
}
.ta-c{
    text-align: center;
}

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

body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  line-height: 1.8;
  color: #333;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}
.pc{
    display: block;
}
.sp{
    display:none;
}
@media (max-width:599px){
    .sp{
    display:block;
}
.pc{
    display: none;
}
}

/* ========================================
   ヘッダー
======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: #000;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 40px;
}

.header-logo img {
  height: 40px;
  width: auto;
}

/* ナビゲーション */
.header-nav-list {
  display: flex;
  gap: 40px;
  list-style: none;
}

.header-nav-list a {
  color: #fff;
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  transition: opacity 0.3s;
}

.header-nav-list a:hover {
  opacity: 0.6;
}

/* ハンバーガーボタン */
.hamburger {
  display: none;
  width: 30px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #fff;
  position: absolute;
  left: 0;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger-line:nth-child(1) {
  top: 0;
}

.hamburger-line:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.hamburger-line:nth-child(3) {
  bottom: 0;
}

/* ハンバーガー開いた状態 */
.hamburger.is-active .hamburger-line:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.hamburger.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active .hamburger-line:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* ========================================
   レスポンシブ：ヘッダー
======================================== */
@media screen and (max-width: 899px) {
  .header-inner {
    padding: 15px 20px;
  }

  .hamburger {
    display: block;
  }

  .header-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
  }

  .header-nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .header-nav-list {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .header-nav-list li {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s, transform 0.3s;
  }

  .header-nav.is-open .header-nav-list li {
    opacity: 1;
    transform: translateY(0);
  }

  /* 各項目を順番にアニメーション */
  .header-nav.is-open .header-nav-list li:nth-child(1) { transition-delay: 0.1s; }
  .header-nav.is-open .header-nav-list li:nth-child(2) { transition-delay: 0.15s; }
  .header-nav.is-open .header-nav-list li:nth-child(3) { transition-delay: 0.2s; }
  .header-nav.is-open .header-nav-list li:nth-child(4) { transition-delay: 0.25s; }
  .header-nav.is-open .header-nav-list li:nth-child(5) { transition-delay: 0.3s; }

  .header-nav-list a {
    display: block;
    padding: 20px 40px;
    font-size: 1.25rem;
  }
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
  display: flex;
  height: 100vh;
  min-height: 600px;
}

.hero-img {
  flex: 1;
}

.hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-center {
  flex: 1;
  background-color: #000;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.hero-title {
  display: flex;
  gap: 20px;
  margin-bottom: 60px;
}

.title-col {
  writing-mode: vertical-rl;
  font-size: 2.25rem;
  font-weight: bold;
  letter-spacing: 0.15em;
  line-height: 1.5;
}

.hero-text {
  text-align: center;
  font-size: 1.2rem;
  line-height: 2;
  margin-bottom: 40px;
}

.hero-brand {
  font-size: 6rem;
  letter-spacing: 0.5em;
  font-weight: 400;
  text-align: center;
  color:#999;
}

/* ========================================
   レスポンシブ
======================================== */
@media screen and (max-width: 1024px) {
  .hero {
    flex-direction: column;
    height: auto;
  }

  .hero-img {
    height: 30vh;
  }

  .hero-img-left {
    order: 1;
  }

  .hero-center {
    order: 2;
    padding: 60px 20px;
  }

  .hero-img-right {
    order: 3;
  }
}

@media screen and (max-width: 768px) {
  .title-col {
    font-size: 1.75rem;
  }

  .hero-title {
    gap: 15px;
    margin-bottom: 40px;
  }

  .hero-text {
    font-size: 0.875rem;
    margin-bottom: 30px;
  }

  .hero-brand {
    font-size: 3rem;
  }
}

/* ========================================
   セクション2：メッセージ
======================================== */
.message {
  background-color: #fff;
}

.message-visual {
  width: 100%;
}

.message-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.message-content {
  text-align: center;
  padding: 120px 20px;
}

.message-inner {
  display: inline-flex;
  text-align: left;
  gap: 60px;
}

.message-title {
  writing-mode: vertical-rl;
  font-size: 3rem;
  font-weight: bold;
  letter-spacing: 0.15em;
  line-height: 1.8;
  margin-left:1em;
}

.message-body {
  writing-mode: vertical-rl;
}

.message-body p {
  font-size: 1.2rem;
  line-height: 2.8em;
  letter-spacing: 0.05em;
  font-weight: bold;
}
@media (min-width:600px){
.ml-1{
    margin-left:2em;
}
}

.ml-1em{
    margin-left:0.5em;
}
@media (max-width:599px){
	.ml-1em{
    margin-left:0.6em;
}
}
/* ========================================
   レスポンシブ：セクション2
======================================== */
@media screen and (max-width: 1024px) {
  .message-content {
    padding: 60px 20px;
  }

  .message-inner {
    gap: 40px;
  }

  .message-title {
    font-size: 2rem;
  }

  .message-body {
    gap: 12px;
  }

  .message-body p {
    font-size: 0.875rem;
  }
}

@media screen and (max-width: 768px) {
  .message-content {
    padding: 80px 20px;
  }

  .message-inner {
    display: block;
  }

  .message-title {
    writing-mode: horizontal-tb;
    font-size: 1.75rem;
    margin-bottom: 20px;

  margin-left:0;
  }

  .message-body {
    writing-mode: horizontal-tb;
  }

  .message-body p {
    font-size: 0.9375rem;
    line-height: 2;
  }
}

/* ========================================
   セクション3：ナビ + ロゴ
======================================== */
.info {
  display: flex;
  min-height: 100vh;
}

.info-left {
  width: 50%;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  order: 1;
}

.info-right {
  width: 50%;
  background-color: #000;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  order: 2;
  padding: 40px;
}

.info-nav {
  width: 60%;
}
@media (max-width:599px){
    .info-nav {
  width: 100%;
}
}

.info-nav ul {
  list-style: none;
}

.info-nav li {
  border-bottom: 1px solid #333;
  padding: 20px 0;
}

.info-nav a {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s;
}

.info-nav a:hover {
  opacity: 0.6;
}

.nav-en {
  display: block;
  font-size: 1.25rem;
  letter-spacing: 0.2em;
  margin-bottom: 2px;
}

.nav-ja {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: #333;
}

.info-logo {
  width:30%;
  margin-bottom:30px;
}
.info-logo img{
    width:100%;
}

.logo-sub {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  margin-bottom: 10px;
}

.logo-main {
  font-size: 3rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.logo-tagline {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.logo-since {
  font-size: 0.875rem;
  letter-spacing: 0.15em;
}
.info-img{
    width:60%
}
.info-img img {
  width:100%;
  height: auto;
  
}

/* ========================================
   レスポンシブ：セクション3
======================================== */
@media screen and (max-width: 768px) {
  .info {
    flex-direction: column;
    min-height: auto;
  }

  .info-left {
    width: 100%;
    order: 2;
    padding: 60px 40px;
  }

  .info-right {
    width: 100%;
    order: 1;
    padding: 60px 20px;
  }

  .logo-main {
    font-size: 2.25rem;
  }

  .info-img img {
    max-width: 250px;
  }
}

/* ========================================
   セクション4：コンタクト
======================================== */
.contact {
  background-color: #000;
  color: #fff;
  padding: 120px 20px;
  text-align: center;
}

.contact-title {
  font-size: 3rem;
  letter-spacing: 1em;
  font-weight: 500;
  margin-bottom: 15px;
  text-align: center;
}

.contact-subtitle {
  font-size: 1.3rem;
  letter-spacing: 0.2em;
  margin-bottom: 50px;
  font-weight: bold;
}

.contact-text {
  font-size: 0.9375rem;
  line-height: 2;
  letter-spacing: 0.1em;
  margin-bottom: 50px;
}

.contact-btn {
  display: inline-block;
  padding: 20px 80px;
  border: 1px solid #fff;
  color: #fff;
  text-decoration: none;
  font-size: 0.9375rem;
  letter-spacing: 0.1em;
  transition: background-color 0.3s, color 0.3s;
}

.contact-btn:hover {
  background-color: #fff;
  color: #000;
}

/* ========================================
   レスポンシブ：セクション4
======================================== */
@media screen and (max-width: 768px) {
  .contact {
    padding: 60px 20px;
  }

  .contact-title {
    font-size: 1.5rem;
  }

  .contact-text {
    font-size: 0.875rem;
  }

  .contact-btn {
    padding: 15px 40px;
  }
}

/* ========================================
   セクション5：SDGs
======================================== */
.sdgs {
  background-color: #000;
  color: #fff;
  padding: 80px 20px;
  text-align: center;
}

.sdgs-logo {
  margin-bottom: 40px;
}

.sdgs-logo img {
  max-width: 800px;
  width: 100%;
}

.sdgs-text {
  font-size: 0.9375rem;
  line-height: 2;
  letter-spacing: 0.1em;
  margin-bottom: 40px;
}

.sdgs-btn {
  display: inline-block;
  padding: 20px 80px;
  border: 1px solid #fff;
  color: #fff;
  text-decoration: none;
  font-size: 0.9375rem;
  letter-spacing: 0.1em;
  transition: background-color 0.3s, color 0.3s;
}

.sdgs-btn:hover {
  background-color: #fff;
  color: #000;
}

/* ========================================
   フッター
======================================== */
.footer {
  background-color: #000;
  color: #fff;
  padding: 40px 20px;
  border-top: 1px solid #333;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo img {
  max-width: 150px;
}

.footer-info {
  text-align: left;
}

.footer-company {
  font-size: 1.125rem;
  font-weight: bold;
  margin-bottom: 10px;
}

.footer-address {
  font-size: 0.8125rem;
  line-height: 1.8;
}

.footer-tel {
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 0.05em;
}
.footer-tel a{
	color:#fff;
	text-decoration: none;
}

/* ========================================
   レスポンシブ：セクション5・フッター
======================================== */
@media screen and (max-width: 768px) {
  .sdgs {
    padding: 60px 20px;
  }

  .sdgs-text {
    font-size: 0.875rem;
  }

  .sdgs-text br {
    display: none;
  }

  .sdgs-btn {
    padding: 15px 40px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 30px;
    text-align: center;
  }

  .footer-info {
    text-align: center;
  }

  .footer-tel {
    font-size: 1.25rem;
  }
}


/* ========================================
   下層ページヘッダー
======================================== */
.page-header-img {
  width: 100%;
}

.page-header-img img {
  width: 100%;
  aspect-ratio:1/0.45;
  object-fit: cover;
  display: block;
}

.page-header-title {
    width:80%;
    margin-inline:auto;
  padding: 120px 40px 60px;
  background-color: #fff;
}

.page-title-en {
  font-size: 6rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 10px;
  line-height: 1;
}

.page-title-ja {
  font-size: 2.5rem;
  letter-spacing: 0.2em;
  font-weight: bold;
}

/* ========================================
   レスポンシブ：下層ページヘッダー
======================================== */
@media screen and (max-width: 768px) {
  .page-header-img img {
    height: 40vh;
  }

  .page-header-title {
    padding: 80px 20px 40px;
    width:90%;
  }

  .page-title-en {
    font-size:2rem;
  }

  .page-title-ja {
    font-size: 1rem;
  }
}


/* ========================================
   Reasons コンテンツ
======================================== */
.reasons-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 20px;
}

.reason-block {
  margin-bottom: 80px;
}

.reason-block:last-child {
  margin-bottom: 0;
}

.reason-img {
  margin-bottom: 30px;
}

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

.reason-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.reason-text {
  font-size: 0.9375rem;
  line-height: 2;
}

/* ========================================
   レスポンシブ：Reasons コンテンツ
======================================== */
@media screen and (max-width: 768px) {
  .reasons-content {
    padding: 40px 20px;
  }

  .reason-block {
    margin-bottom: 60px;
  }

  .reason-title {
    font-size: 1.25rem;
  }

  .reason-text {
    font-size: 0.875rem;
  }

  .reason-text br {
    display: none;
  }
}


/* ========================================
   CTAセクション
======================================== */
.cta {
  display: flex;
  background-color: #fff;
}

.cta-img {
  width: 50%;
}

.cta-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cta-content {
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
}

.cta-title {
  margin-bottom: 40px;
}

.cta-title span {
  display: block;
  font-size: 2rem;
  font-weight: bold;
  letter-spacing: 0.15em;
  line-height: 1.6;
}

.cta-title-green {
  color: #7cb342;
}

.cta-text p {
  font-size: 0.9375rem;
  line-height: 2;
  letter-spacing: 0.05em;
}

/* ========================================
   レスポンシブ：CTAセクション
======================================== */
@media screen and (max-width: 1024px) {
  .cta-content {
    padding: 40px;
  }

  .cta-title span {
    font-size: 1.5rem;
  }

  .cta-text p {
    font-size: 0.875rem;
  }
}

@media screen and (max-width: 768px) {
  .cta {
    flex-direction: column;
  }

  .cta-img {
    width: 100%;
    height: 300px;
  }

  .cta-content {
    width: 100%;
    padding: 40px 20px;
  }

  .cta-title span {
    font-size: 1.25rem;
  }

  .cta-text p {
    font-size: 0.875rem;
  }
}


/* ========================================
   Business コンテンツ
======================================== */
.business-content {
  max-width: 80%;
  margin: 0 auto;
  padding: 80px 20px;
}

.business-block {
  display: flex;
  gap: 50px;
  margin-bottom: 80px;
  align-items: center;
}

.business-block:last-child {
  margin-bottom: 0;
}

.business-img {
  width: 45%;
  flex-shrink: 0;
}

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

.business-text {
  flex: 1;
}

.business-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 25px;
  letter-spacing: 0.1em;
  line-height: 1.6;
}

.business-text p {
  font-size: 0.9375rem;
  line-height: 2;
  margin-bottom: 1em;
}

.business-text p:last-child {
  margin-bottom: 0;
}

/* ========================================
   レスポンシブ：Business コンテンツ
======================================== */
@media screen and (max-width: 768px) {
  .business-content {
    padding: 40px 20px;
	  width:90%;
  }

  .business-block {
    flex-direction: column;
    gap: 20px;
    margin-bottom: 60px;
  }

  .business-img {
    width: 100%;
  }

  .business-title {
    font-size: 1.25rem;
  }

  .business-text p {
    font-size: 0.875rem;
  }
}
.copyright{
    text-align: center;
    margin-top:3em;
}
.ds-fx{
    display: flex;
}
.fw-w{
    flex-wrap:wrap;
}
.jc-sb{
    justify-content: space-between;
}
.jc-sa{
   justify-content: space-around; 
}
.ai-c{
    align-items: center;
}
.companyInfo{
    width:80%;
    margin-inline:auto;
    padding:80px 60px;
    background:#f5f5f5;
    margin-bottom:120px;
}
.companyInfo dt{
    width:30%;
    font-weight:bold;
    font-size:1.1rem;
    padding-bottom:1em;
}
.companyInfo dd{
    width:70%;
    font-size:1.1rem;
    padding-bottom:1em;
}
@media (max-width:599px){
    .companyInfo{
    width:90%;
    padding:40px 20px;
    margin-bottom:15vw;
}
.companyInfo dt{
    width:100%;
    font-size:1rem;
    padding-bottom:0.5em;
}
.companyInfo dd{
    width:100%;
    font-size:1rem;
    padding-bottom:1em;
}
}
.sdgsWrapper{
    width:80%;
    margin:0 auto;
}
@media (max-width:599px){
    .sdgsWrapper{
    width:90%;
    margin:0 auto 10vw;
}
}
.contactBlock{
    width:80%;
    margin:0 auto;
}

.flow li{
    list-style-type: none;
    font-weight: bold;
    font-size:1.1rem;
    padding:1em 0;
}
.box-40{
    width:40%;
}
.box-45{
    width:45%;
}
.mb-1{
    margin-bottom:30px
}
.mb-2{
    margin-bottom:60px
}
.mb-3{
    margin-bottom:90px
}
@media (max-width:599px){
    .box-40,.box-45{
        width:100%;
    }
    .flow li{
        font-size:1rem;
    }
}