@charset "utf-8";
/* CSS Document */
* {
    margin: 0;
    padding: 0;
}
a{
	text-decoration: none;
	color: #FFFFFF;
}
a:hover{
	color: #FF8E47;
}
body{
    background: rgb(38 38 38);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    box-shadow: inset 0 0 150px 0 rgb(0 0 0 / 80%);
}
img {
    width: 100%;
    height: auto;
    display: block;
}
.nav {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}
.nav-background {
    position: relative;
    z-index: 0;
    width: 100%;
}
.nav-background img {
    width: 100%;
    height: auto; /* ← ここが大事！ */
    display: block;
}
.hamburger {
    display: none;
}
.hamburger img {
    width: 40px;
    height: 40px;
}
.nav-ul {
    width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    justify-content: space-around;
    transform: translate(-50%, -50%);
    z-index: 1;
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}
.nav-li {
    font-size: clamp(1.25rem, 0.8766rem + 0.7987vw, 1.875rem);
    color: #e7e7e7;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-weight: 500;
    font-style: normal;
}
#nav{
    color: #EA9121;
}
.sec{
	margin-top: 100px;
	display: flex;
	justify-content: center;
}
.sec img{
	width: auto;
	height: 85px;
}
.footer-span{
	height: 90%;
    background: #fff;
    width: 2px;
    margin: auto 0;
}
.footer{
	display: flex;
	background: #000000;
	height: 350px;
	margin-top: 100px;
    padding: 0 100px;
    justify-content: space-between;
	box-shadow: 0 0 40px 0 rgb(0 10 34 / 81%);
}
.footer-ul{
	font-size: 20px;
	margin: 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.footer-li{
	font-family: "Zen Kaku Gothic New", sans-serif;
    font-weight: 500;
    font-style: normal;
	row-gap: 25px;
    justify-content: center;
}
.logo{
	margin: 80px 0px 0px;
}
.logo img{
	width: 80%;
	margin: 0 auto;
}
.copyright{
	margin: 30px auto 0px;
    color: #fff;
    text-align: center;
	font-family: "Zen Kaku Gothic New", sans-serif;
    font-weight: 500;
    font-style: normal;
}
.official{
	row-gap: 30px;
    display: flex;
    flex-direction: column;
    margin: 80px 0px 0px;
}
.official img{
	width: 60px;
}
@media (max-width:910px){
.sec{
	margin-top: 50px;
	display: flex;
	justify-content: center;
}
.sec img{
	width: auto;
	height: 70px;
}
}
@media (max-width:900px) {
  body {
    position: relative;
  }
  .hamburger {
	display: block;
    position: fixed;
    bottom: 60px;
    right: 30px;
    border: none;
    background: transparent;
    cursor: pointer;
    z-index: 3000;
  }

  .hamburger img {
    width: 60px;
    height: 60px;
  }

  .nav-background {
    display: none;
  }

  /* ===== メニュー全体 ===== */
  .nav-ul {
	transform: none;
    position: fixed;
    inset: 0;
    display: none;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    overflow: hidden;
    z-index: 2000;
    background: transparent;
  }

  /* ===== 左右の黒パネル ===== */
  .nav-ul::before,
  .nav-ul::after {
    content: "";
    position: absolute;
    top: 0;
    width: 50vw;
    height: 100vh;
    background: #252525;
    transition: transform 1.2s ease-in-out;
    z-index: 1;
  }

  /* 左パネル：左に隠れてる */
  .nav-ul::before {
    left: 0;
    border-right: 5px solid rgba(0,0,0,1.00);
    border-left: none;
    border-bottom: none;
    border-top: none;
    transform: translateX(-100%);
  }

  /* 右パネル：右に隠れてる */
  .nav-ul::after {
    right: 0;
    transform: translateX(100%);
	border-left: 5px solid rgba(0,0,0,1.00);
    border-right: none;
    border-bottom: none;
    border-top: none;
  }

  /* === 開いたとき === */
  .nav-ul.show {
    display: flex;
  }

  /* パネルが中央でくっつく */
  .nav-ul.animate-bg::before {
    transform: translateX(0);
  }
  .nav-ul.animate-bg::after {
    transform: translateX(0);
  }

  /* パネルが閉じたあと、文字がフェードイン */
  .nav-ul.visible .nav-li {
    opacity: 1;
    transform: translateY(0);
  }

  /* === メニュー文字 === */
  .nav-li {
    margin: 20px 0;
    font-size: clamp(1.5625rem, 0.8272rem + 2.9412vw, 2.1875rem);
    color: #fff;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.7s ease;
    z-index: 2002;
  }
  /* ハンバーガーとメニューの重なり順を整理 */
  .nav {
    position: unset;
  }

  /* フッターなどは現状維持 */
  .footer {
    flex-direction: column;
    justify-content: center;
    padding: 0px;
    height: 300px;
    margin-top: 50px;
  }

  .footer-ul {
    display: none;
  }

  .logo {
    margin-top: 0px;
  }

  .logo img {
    width: 200px;
  }

  .footer-span {
    display: none;
  }

  .official {
    margin-top: 30px;
    flex-direction: unset;
    column-gap: 30px;
    margin: 30px auto 0px;
  }

  .official img {
    width: 50px;
  }

  .copyright {
    margin-top: 10px;
  }
}


@media (max-width:640px){
.sec img{
	width: auto;
	height: 45px;
}
.hamburger{
	width: 50px;
	height: 50px;
}
}