@charset "UTF-8";
/* CSS Document */
*{
	margin: 0;
	padding: 0;
}

html,
body {
  margin: 0;
  padding: 0;
overflow-x: hidden;
}

body{
	color: #fff;
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 400;
  font-style: normal;
}

a {
  text-decoration: none;
}

h2 {
  font-family: "arboria", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  text-transform: uppercase;
  font-size: 80px;
  color: #fff;
  letter-spacing: 1.6rem;
  margin-right: -1.6rem; /* 最後の文字の余白を打ち消す */
	text-align: center;
}
@media (max-width:768px) {
  h2 {
    font-size: 40px;
	letter-spacing: 1.4rem;
    margin-right: -1.4rem; /* 最後の文字の余白を打ち消す */
	  text-align: center;
  }
}

/* ========================= 
     Font
========================= */

.inter-400 {
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}
.inter-500 {
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
}

.zen-kaku-gothic-new-regular {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 400;
  font-style: normal;
}

/* =========================
   Page Fade Transition
========================= */

.topbody {
  background-color: #000;
}

/* ページ遷移用の黒い幕 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 99999;

  opacity: 0;
  pointer-events: none;

  transition: opacity 0.6s ease;
}

/* ページ遷移開始 */
body.fade-out::after {
  opacity: 1;
}
/* ========================= 
     Header / Logo 
========================= */

.header{
  position: fixed;
  width:100%;
  top:0;
  left:0;
  z-index:100;
}
.logo {
  position: fixed;
  bottom: 30px;
  right: 5%;
  z-index: 100;
}
.logo img {
  width: 240px;
}
/* =========================
   Header First Animation
========================= */

.topbody .logo,
.topbody .hamburger {
  opacity: 0;
  filter: blur(8px);
}

.topbody .logo.show,
.topbody .hamburger.show {
  animation: headerFade 1.2s ease forwards;
}


@keyframes headerFade {
  from {
    opacity: 0;
    filter: blur(8px);
  }

  to {
    opacity: 1;
    filter: blur(0);
  }
}
@media (max-width:768px) {
.logo {
  top:30px;
  bottom: unset;
  right: 5%;
}
.logo img {
  width: 200px;
}
}
/* ========================= 
     Menu
========================= */
#menu {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  z-index: 100;
}
#menu li {
  list-style: none;
  margin: 20px 30px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .1rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
}
#menu li a:hover {
  opacity: 0.6;
}
/* ハンバーガー */
.hamburger {
  display: block;
  position: fixed;
  top: 25px;
  left: 20px;
  width: 38px;
  height: 38px;
  z-index: 9999;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  display: block;
  height: 1px;
  margin: 10px 0;
  background: #fff;
  transition: background-color 0.3s ease, transform 0.4s ease, opacity 0.3s ease;
}
/* ハンバーガーアニメ(×変形) */
.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translateY(8px);
}
.hamburger.open span:nth-child(2) {
  transform: rotate(-45deg) translateY(-8px);
}
/* ハンバーガー内メニュー */
.menu {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  z-index: 9998;
  overflow: hidden;
  margin-top: -100px;
}
.menu::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
  z-index: -1;
}
/* 開いた状態 */
.menu.open {
  opacity: 1;
  pointer-events: auto;
}
.menu-list {
  list-style: none;
  text-align: center;
	padding-left: 0;
}
.menu-list li {
  margin: 20px 0;
  font-size: 36px;
  letter-spacing: .3rem;
  padding-bottom: 30px;
  font-family: "arboria", sans-serif;
  font-optical-sizing: auto;
  font-weight: 300;
  font-style: normal;
  text-align: center;
}
.menu-list a {
  color: #fff;
  text-decoration: none;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
.menu_bg {
  position: absolute;
  right: -900px;
  bottom: -30px;
  transform: translateY(-50%);
  width: 1800px;
  opacity: 0.2;
  animation: menuLogoMove 60s linear infinite;
}
@keyframes menuLogoMove {
  from {
    transform: translate(0, -50%);
  }

  to {
    transform: translate(-900px, -50%);
  }
}

@media (max-width: 768px) {
.menu_bg {
  bottom: -100px;
  width: 1440px;
}
}

/* ==========================
   ここから
========================== */
/* ==========================
   MV
========================== */

.mv {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}


/* ==========================
   Section Content
========================== */

.mv .Section-Content {
  position: relative;
  width: 100%;
  height: 100%;

  opacity: 1 !important;
  visibility: visible !important;
}


/* ==========================
   背景動画
========================== */

/* ==========================
   MV 動画
========================== */

.mv .mv-video {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  object-fit: cover;

  z-index: 1;

  opacity: 1 !important;
  visibility: visible !important;

  /* 動画をタップできないようにする */
  pointer-events: none;
}


/* ==========================
   iOS Safari
   再生ボタン対策
========================== */

.mv .mv-video::-webkit-media-controls {
  display: none !important;
}

.mv .mv-video::-webkit-media-controls-start-playback-button {
  display: none !important;
}

.mv .mv-video::-webkit-media-controls-play-button {
  display: none !important;
}


/* ==========================
   オーバーレイ
========================== */

.mv .mv-overlay {
  position: absolute;
  inset: 0;

  display: flex;
  justify-content: center;
  align-items: center;

  z-index: 10;

  opacity: 1 !important;
  visibility: visible !important;
}


/* ==========================
   ロゴ
========================== */

.mv .mv-logo {
  position: absolute;

  z-index: 11;

  opacity: 0;
  visibility: visible;

  transform: translateY(20px);
}


/* ==========================
   ロゴ表示
========================== */

.mv .mv-logo.show {
  animation: logoFade 1.5s forwards;
}


/* ==========================
   ロゴアニメーション
========================== */

@keyframes logoFade {

  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }

}


/* ==========================
   ロゴサイズ
========================== */

.mv .mv-logo img {
  display: block;

  width: 50vw;
  height: auto;
}


/* ==========================
   SP
========================== */

@media (max-width: 768px) {

  .mv .mv-logo img {
    width: 90vw;
  }

}

/* ==========================
   ここまで
========================== */

/* ========================= 
     Section 
========================= */
/*.area {
  position: relative;
  height: 100vh;
  overflow: hidden;
  opacity: 0.3;
  transition: opacity 0.8s ease;
}

.area.active {
  opacity: 1;
}*/

.area {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.area.active {
  opacity: 1;
}

/* =========================
   SP Scroll Snap
========================= */

@media (max-width:768px){

html{
	height:100%;
    scroll-snap-type:y mandatory;
    scroll-behavior:smooth;
}

body{
	height:100%;
    overflow-y:auto;
	scroll-snap-type:y mandatory;
}

.area{
    height:100dvh;
    scroll-snap-align:start;
    scroll-snap-stop:always;
}

}
/* ========================= 
     Background 
========================= */
.Section-Image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.1);
  transition: 1.2s ease;
}
.area.active .Section-Image {
  opacity: 1;
  transform: scale(1);
}
.img-bg-about {
  background-color: #0B3341;
}
.img-bg-project {
  background-color: #10332B;
}
.img-bg-contact {
  background-color: #241C1D;
}
/* ========================= 
     Overlay（修正済）
========================= */
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  opacity: 0;
  transition: 1s;
}
.area.active .overlay {
  opacity: 1;
}
@media (max-width: 768px) {
  .overlay {
    display: none;
  }
}
/* ========================= 
     Content 
========================= */
.Section-Content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* =========================
   Scroll UI
========================= */

/* -------------------------
   Scroll文字
------------------------- */

.scrollbar-text {
  position: fixed;
  left: 50%;
  bottom: 110px;
  transform: translateX(-50%);
  z-index: 10;
  display: inline-block;
  color: #fff;
  font-size: 14px;
  font-family: "arboria", sans-serif;
  font-weight: 400;
  letter-spacing: .6em;
  text-transform: uppercase;
  writing-mode: vertical-lr;
  text-align: center;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.scrollbar-text.show {
  opacity: 1;
}


/* -------------------------
   Scrollライン
------------------------- */

.scrollbar {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: 10;

  width: 1px;
  height: 100px;

  opacity: 0;

  transition: opacity 0.8s ease;
}

.scrollbar.show {
  opacity: 1;
}

.scrollbar::after {
  content: "";

  position: absolute;
  inset: 0;

  background: #fff;

  transform: scaleY(0);
}

.scrollbar.show::after {
  animation: liner 2.5s cubic-bezier(1, 0, 0, 1) infinite;
}


/* -------------------------
   Animation
------------------------- */

@keyframes liner {

  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  30% {
    transform: scaleY(1);
    transform-origin: top;
  }

  70% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }

}
/* =================================
   Title Animation
================================= */

.fade-title span {
  display: inline-block;
  opacity: 0;
  transform: translateY(30px);
}

/* セクション表示時 */

.area.active .fade-title span {
  animation: letterFade 1.6s forwards;
}

/* 文字ごとの遅延 */
.area.active .fade-title span:nth-child(1) {
  animation-delay: 0.12s;
}
.area.active .fade-title span:nth-child(2) {
  animation-delay: 0.24s;
}
.area.active .fade-title span:nth-child(3) {
  animation-delay: 0.36s;
}
.area.active .fade-title span:nth-child(4) {
  animation-delay: 0.48s;
}
.area.active .fade-title span:nth-child(5) {
  animation-delay: 0.60s;
}
.area.active .fade-title span:nth-child(6) {
  animation-delay: 0.72s;
}
.area.active .fade-title span:nth-child(7) {
  animation-delay: 0.84s;
}

@keyframes letterFade {

  from {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }

}

/* =========================
aboutページのCSS
========================= */

.aboutbody {
  background-color: #0B3341;
}

/* =========================
PC
========================= */

/*.about {
  display: flex;
  align-items: stretch;
  height: 100vh;
}

.about_title,
.about_pic {
  width: 50%;
}

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

.about_title {
  display: flex;
  justify-content: center;
  align-items: center;
}*/

.nowrap {
  white-space: nowrap;
}

.topicProfile {
  text-align: center;
  font-size: clamp(20px, 5vw, 40px);
  font-family: "arboria", sans-serif;
  font-weight: 400;
  letter-spacing: 8px;
  margin: 100px -12px 0 auto;
}

.sub_ttl {
  text-align: center;
  margin-top: 15px;
  font-size: clamp(16px, 4vw, 25px);
  letter-spacing: 5px;
}

a {
  color: #fff;
  text-decoration: none;
}

.about_section {
  width: 100%;
  margin: 2em auto;
  padding-bottom: 80px;
  display: flex;
  justify-content: flex-start;
  font-size: 15px;
}

.about_section_1 {
  width: 50%;
  margin: 0 5% 0 10%;
}

.about_section_2 {
  width: 50%;
  margin: 0 10% 0 5%;
}

dl {
  display: flex;
  align-items: stretch;
  width: 100%;
  margin: 20px 0 10px;
  font-weight: 300;
}

dl dt {
  width: 110px;
  padding: 12px 12% 15px 35px;
  text-align: left;
  line-height: 2;
}

dl dd {
  width: calc(100% - 110px);
  margin-left: 0;
  padding: 10px 5px;
  text-align: left;
  line-height: 2;
}

hr {
  height: 0.5px;
  background-color: #ccc;
}

.tel {
  margin-right: 30px;
  white-space: nowrap;
}

.fax {
  white-space: nowrap;
}

.position {
  margin-right: 30px;
}

.pcBr {
  display: none;
}


/* =========================
SP
========================= */

@media screen and (max-width: 767px) {

/*  .about {
    display: block;
    position: relative;
    height: auto;
  }

  .about_pic {
    width: 100%;
  }

  .about_title {
    width: 100%;
    height: 360px;
    margin-top: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
  }*/
	
.topicProfile {
  font-size: clamp(24px, 7vw, 40px);
  font-weight: 400;
  letter-spacing: 6px;
  margin: 220px -6px 0 auto;
}

  .sub_ttl {
    margin: 15px 0 80px;
  }

  .pc {
    display: none;
  }

  .about_section {
    display: block;
    margin: 0 auto;
  }

  .about_section_1 {
    width: 90%;
    margin: 10px auto;
  }

  .about_section_2 {
    width: 90%;
    margin: 0 auto 10px;
  }

  dl {
    margin: 20px auto;
  }

  dl dt {
	  width:80px;
	  padding: 12px 0 12px 20px;
  }

  dl dd {
    padding: 11px 5px;
  }

  hr {
    opacity: .6;
  }

  .pcBr {
    display: none;
  }

}


/* =========================
Small SP
========================= */

@media screen and (max-width: 380px) {

  .pcBr {
    display: unset;
  }

}

/* ========================= 
    ProjectページのCSS
========================= */

.projectbody {
  background-color: #10332B;
}

#project_page {
    min-height: 100vh;
    display: flex;
    align-items: center;
	position: static;
 }

.container {
	margin: 0 auto;
}

.container::-webkit-scrollbar {
	display: none;  /* Chrome, Safari */
}

/*.titleSP {
	display: none;
}*/

.project-list {
	display: flex;
    gap: 82px;
    justify-content: space-between;
}

a,a:hover,a:visited{
    color: inherit;
}

.resi {
	height: 480px;
    object-fit: cover;
    width: 280px;
	/* transition: filter 0.6s ease; ふわっとカラーになる */
}

.resi:hover {
	filter: saturate(1);  /* カラー */
	transition: 0.3s ease;
}

.resi {
	filter: saturate(0);  /* グレースケール */
	transition: 0.3s ease;
}

.case_wrapper {
	position: relative;
}

.project_h3{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
  font-family: "arboria", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
	letter-spacing: .3rem;
	width: 100%;
    text-align: center;
	pointer-events: none;
	text-shadow: 1px 1px 10px #000;
}

.project_title {
	position: fixed;
    right: 1%;
    bottom: 13.5%;
   
    margin-right: 1%;
    letter-spacing: 77%;
    font-weight: 400;
	z-index:1;
}

/*.logo {
	position: fixed;
    bottom: 8%;
    right: 6%;
    width: 16vw;
}*/


/* =========================
   Project SP
========================= */

@media only screen and (max-width: 999px) {

  #project_page {
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
  }

  .container {
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .project_title {
    position: static;
    margin: 120px auto 60px 0;
    font-size: clamp(12px, 9vw, 90px);
    letter-spacing: 0.1em;
    font-weight: 400;
  }

  .project-list {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 30px;
    margin: 0 auto;
  }

  .case_wrapper {
    position: relative;
    width: 100%;
    height: 55vh;
    overflow: hidden;
  }

  .case_wrapper a {
    display: block;
    width: 100%;
    height: 100%;
  }

  /* 3枚すべて同じ高さ */
  .resi {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0);
    transition: filter 0.3s ease;
  }

  .resi:hover {
    filter: saturate(1);
  }

  .project_h3 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    margin: 0;
    text-align: center;
    pointer-events: none;
    font-size: clamp(16px, 5vw, 30px);
  }

}


/* ズームさせたい要素（画像など） */
.zoom-container img {
  transition: transform 0.3s ease; /* アニメーションの時間と変化の動き */
}

/* ホバーしたときの指定 */
.zoom-container:hover img {
  transform: scale(1.1); /* 1.1倍に拡大 */
}




/* ========================= 
    ContactページのCSS
========================= */

.contactbody {
  background-color: #241C1D;
}
.contact-area {
  position: relative;
  height: 100vh;
  overflow: hidden;
  transition: opacity 0.8s ease;
}
.contact-header {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-h2 {
	color: #fff;
}
@media screen and (max-width: 767px) {
  .contact-topicProfile {
    height: 50svh;
  }
}