html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  background: #000;
  color: #000;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

ul {
  padding-left: 0;
}

li {
  list-style: none;
}

a:hover {
  cursor: pointer;
  opacity: 0.8;
}

.montserrat-700 {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
  letter-spacing: 0.01em;
}

/* ボタン */
.btn-center {
  display: flex;
  flex-wrap: wrap;
  gap: 80px;
  justify-content: center;
}

.btn-2 {
  align-items: center;
  display: flex;
  gap: 5px;
  font-size: 26px;
  font-weight: 700;
  justify-content: center;
  padding: 24px;
  text-decoration: none;
  width: 380px;
  max-width: 100%;
}

.primary-btn {
  background: #A8191d;
  color: #fff;
}

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

.header {
  background: #fff;
  height: 90px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  position: relative;
}

.header-logo {
  display: none;
}

.nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
  justify-content: center;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  padding: 0 16px;
}

.logo {
  height: 50px;
  width: auto;
  display: block;
}

.nav a {
  text-decoration: none;
  color: #000;
  font-weight: bold;
  font-size: 18px;
  transition: color 0.2s;
}

.nav a:hover {
  color: #888;
}

.btn-contact {
  position: absolute;
  right: 32px;
  top: 50%;
  transform: translateY(-50%);
  background: #090909;
  color: #fff;
  border-radius: 32px;
  padding: 12px 32px;
  text-align: center;
  font-weight: bold;
  font-size: 18px;
  text-decoration: none;
  display: inline-block;
  line-height: 1.2;
}

.btn-contact span {
  font-size: 14px;
  display: block;
}

section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 16px;
}

h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 32px;
  text-align: center;
  text-transform: uppercase;
}

.news {
  background: url(../img/bk-1.jpg) no-repeat;
  background-size: cover;
  margin-left: 0;
  margin-right: 0;
  max-width: 100%;
}

.news h2 {
  color: #e5e4e1;
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 760px;
}

.news-list li a {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid #eee;
  padding: 12px 0;
  font-size: 16px;
}

.news-list li a:hover {
  opacity: 0.7;
}

.news-list .date {
  color: #e5e4e1;
  min-width: 90px;
}

.news-list .label {
  color: #e5e4e1;
  border: 1px solid #e5e4e1;
  padding: 2px 20px;
  font-size: 12px;
  margin-right: 8px;
}

.news-list .title {
  color: #e5e4e1;
}

.news .link {
  margin-top: 45px;
  text-align: center;
}

.news .link a {
  color: #e5e4e1;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.09em;
  text-decoration: none;
}

.contact {
  background: url(../img/bk-1.jpg) no-repeat;
  background-size: cover;
  margin-left: 0;
  margin-right: 0;
  max-width: 100%;
}

.contact h2 {
  color: #fff;
}

.contact .text {
  color: #fff;
  margin-top: 80px;
  text-align: center;
}

.access {
  background: url(../img/bk-5.png) no-repeat;
  background-size: cover;
  margin-left: 0;
  margin-right: 0;
  max-width: 100%;
}

.access h2 {
  color: #fff;
}

.access-inner {
  color: #fff;
  display: flex;
  gap: 90px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin: 100px 0;
}

.access-inner img {
  width: 500px;
  max-width: 100%;
  border-radius: 16px;
}

address {
  font-style: normal;
  font-size: 18px;
  line-height: 2;
}

.footer {
  background: #fff;
  border-top: 1px solid #eee;
  padding: 200px 16px 140px;
  text-align: center;
  color: #000;
  font-size: 18px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  max-width: 1020px;
  width: 100%;
  margin: 0 auto;
}

.footer-logo {
  width: 100%;
  max-width: 150px;
}

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

.footer-nav li {
  margin-bottom: 20px;
}

.footer-nav li a {
  text-decoration: none;
  color: #000;
  font-weight: 700;
}

.footer-sns {
  margin-top: 100px;
}

.copyright {
  font-size: 14px;
  margin-top: 56px;
  margin-bottom: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 50px;
  height: 50px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 30;
}

.hamburger span {
  display: block;
  width: 30px;
  height: 1px;
  margin: 5px 0;
  background: #000;
  transition: 0.3s;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(11px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

@media (max-width: 900px) {
  .hamburger {
    display: flex;
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
  }

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 20;
    opacity: 0;
    visibility: hidden;
    transition: 0.4s;
    pointer-events: none;
    margin-top: 90px;
  }

  .nav.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav ul {
    flex-direction: column;
    gap: 32px;
    align-items: center;
    justify-content: center;
  }

  .nav-logo {
    padding: 0 0 0 0;
    display: none;
  }

  .btn-contact {
    display: none;
  }

  .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    position: relative;
  }

  .header-logo {
    display: block;
    position: static;
    right: auto;
    top: auto;
    transform: none;
    z-index: 30;
    cursor: pointer;
  }

  .footer {
    padding-top: 100px;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (min-width: 901px) {
  .nav {
    position: static !important;
    transform: none !important;
    height: auto !important;
    background: none !important;
    display: flex !important;
    pointer-events: auto !important;
  }
}

/* 追記（style.css の末尾など） */
.footer-sns a {
  display: inline-flex;
  width: 48px;
  height: 48px;
  background: #0d0d0d; /* 背景を黒にして白アイコンを見やすく */
  border-radius: 50%;
  align-items: center;
  justify-content: center;
}

.footer-sns img {
  width: 24px;
  height: 24px;
  display: block;
}

/* SP（スマホ）向け */
@media (max-width: 768px) {
  iframe {
    width: 100% !important;   /* 画面幅いっぱい */
    height: auto !important;  /* 高さは自動で調整 */
  }
}