@charset "UTF-8";
/* CSS Document */

*, *:before, *:after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body, td, th {
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif, Meiryo;
  color: #222222;
}
body {
  background-color: #F8F8F8;
  margin-left: 0px;
  margin-top: 0px;
  margin-right: 0px;
  margin-bottom: 0px;
}
a:link, a:visited {
  color: #000000;
  text-decoration: none;
}
a:hover {
  color: #008800;
  text-decoration: underline;
}
a:active {
  text-decoration: none;
  color: #008800;
}
iframe {
  display: block;
  overflow: hidden;
  border: none;
}
.img_center {
  display: block;
  margin: 0 auto;
}
.header a {
  color: #FFFFFF;
  text-decoration: none;
}
.header {
  position: fixed;
  z-index: 10;
  width: 100%;
  height: 70px;
  background-color: rgba(255, 255, 255, 0.66);
  box-shadow: 0px 10px 10px -6px rgba(0, 0, 0, 0.3);
  /* ★ 追記：blur 用トランジション */
  transition: background 0.35s ease, backdrop-filter 0.35s ease;
}
/* ★ 追記：スクロール後のすりガラス */
.header.scrolled {
  background-color: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(5px) saturate(160%);
}
.header_logo {
  width: 312px;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  .header_logo {
    width: 272px;
  }
}
.header_flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  max-width: 1100px;
  height: 70px;
  margin: 0 auto;
  padding: 0px 20px 0px 20px;
}
.header_link {
  margin-top: 20px;
  text-align: center;
  font-size: 10px;
  color: #63974B;
}
/* 親コンテナと画像 */
.dropdown-container {
  position: relative;
  display: inline-block;
}
.menu-image {
  display: block;
  cursor: pointer;
}
/* ── ドロップダウン本体 ───────────────────── */
.dropdown-menu {
  position: absolute;
  top: calc(100% - 10px); /* ★ 5px 上にずらす */
  left: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  /* ▼ 幅は内容に応じて可変 */
  width: max-content;
  display: inline-block;
  white-space: nowrap;
  /* ▼ 背景・仕切りなどの見た目 */
  background: rgba(0, 0, 0, 0.6);
  overflow: hidden; /* 枠外は隠す */
  z-index: 1000;
  /* ▼ フェード用初期状態 */
  opacity: 0;
  pointer-events: none; /* 透明時にマウスを貫通させる */
  transition: opacity 0.25s ease;
}
/* 各メニュー項目 */
.dropdown-menu li {
  padding: 10px 20px 10px 35px; /* 左にスペースを追加（丸の分） */
  text-align: left;
  font-size: 14px;
  color: #FFFFFF;
  position: relative;
}
/* ▼ 擬似要素で内側仕切り線を作る */
.dropdown-menu li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 10px; /* 左5pxから */
  right: 5px; /* 右5pxまで */
  bottom: 0;
  height: 1px;
  background-color: #AAAAAA;
}
/* ▼ ●マーカーの基本スタイル（非表示） */
.dropdown-menu li::before {
  content: '●';
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 15px;
  color: #63974B; /* お好きな色 */
  opacity: 0;
  transition: opacity 0.2s;
}
/* ▼ ホバー時に表示 */
.dropdown-menu li:hover::before {
  opacity: 1;
}
.dropdown-menu li:last-child {
  border-bottom: none;
}
/* ── ホバー時（フェードイン） ──────────────── */
.dropdown-container:hover .dropdown-menu {
  opacity: 1;
  pointer-events: auto;
}
/* base */
.contents {
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 50px;
  padding-right: 50px;
}
.contents_sub {
  width: 75%;
  margin: 0 auto;
}
.contents_sub_zeh_heat20 {
  width: 90%;
  margin: 0 auto;
  margin-bottom: -100px;
  padding: 50px;
  background-color: #FFFFFF;
  box-sizing: border-box;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  .contents {
    width: 100%;
    padding-left: 25px;
    padding-right: 25px;
  }
  .contents_sub {
    width: 100%;
  }
  .contents_sub_zeh_heat20 {
    width: 100%;
    margin-bottom: -100px;
    padding: 50px 25px 50px 25px;
  }
}
.footer_base {
  width: 100%;
  padding: 35px;
  background-image: url("images/footer_background.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  border-top: 8px solid #5D7D4C;
}
.footer_base a:link, .footer_base a:visited {
  color: #FFFFFF;
  text-decoration: none;
}
.footer_base a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}
.footer_base a:active {
  text-decoration: none;
  color: #FFFFFF;
}
.footer_flex {
  display: flex;
  justify-content: space-between;
  width: 85%;
  margin: 0 auto;
}
.footer {
  width: 46%;
  color: #FFFFFF;
}
.footer_copyright_flex {
  display: flex;
  justify-content: space-around;
  width: 100%;
  padding: 15px;
  background-color: #FFFFFF;
  font-size: 0.7rem;
  color: #888888;
  text-align: center;
}
.footer_copyright_flex div {
  width: 33%;
  white-space: nowrap;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  .footer_flex {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin: 0 auto;
  }
  .footer {
    width: 100%;
    color: #FFFFFF;
  }
  .footer_copyright_flex {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 15px;
    background-color: #FFFFFF;
    font-size: 0.7rem;
    color: #888888;
    text-align: center;
  }
  .footer_copyright_flex div {
    width: 100%;
    white-space: nowrap;
  }
}
/* contents */
.header_sub_background {
  width: 100%;
  padding: 12px 0px 12px 0px;
  background-color: #517D4C;
  font-size: 0.9rem;
  color: #FFFFFF;
}
.header_sub_background a:link, .header_sub_background a:visited {
  color: #FFFFFF;
  text-decoration: none;
}
.header_sub_background a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}
.header_sub_background a:active {
  text-decoration: none;
  color: #FFFFFF;
}
.mainphoto img {
  display: block;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  .mainphoto_contents {
    width: 100%;
    aspect-ratio: 3 / 2; /* 縦横比を固定（例: 3:2） */
    overflow: hidden; /* 枠からはみ出した部分を隠す */
  }
  .mainphoto_contents img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 枠いっぱいに表示し、余分をトリミング */
    object-position: center; /* 中央を基準に切り取り（デフォルトがcenter） */
  }
}
.bg_beige {
  background-color: #EDEAE5;
  padding-top: 50px;
  padding-bottom: 50px;
}
.spacer_100px {
  margin-top: 100px;
}
.spacer_75px {
  margin-top: 75px;
}
.spacer_50px {
  margin-top: 50px;
}
.spacer_25px {
  margin-top: 25px;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  img[width="95%"], img[width="90%"], img[width="85%"], img[width="80%"], img[width="75%"], img[width="50%"], img[width="48%"], img[width="45%"], img[width="42%"], img[width="40%"] {
    width: 100%;
  }
  img[width="66%"], img[width="60%"], img[width="55%"], img[width="45%"] {
    width: 90%;
  }
  img[width="33%"] {
    width: 66%;
  }
  img[width="30%"] {
    width: 50%;
  }
  iframe[width="66%"] {
    width: 100%;
  }
}
.text_S {
  font-size: 0.8rem;
}
.contents_recommend {
  background-color: #EDEAE5;
  border-top: 8px solid #5D7D4C;
  padding-bottom: 40px;
}
.recommend_flex {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 35px 40px;
  width: 100%;
  margin-top: 35px;
}
.recommend {
  display: block;
  width: calc((100% - 40px) / 2);
}
.recommend_zeh, .recommend_heat20 {
  display: block;
  width: calc((100% - 160px) / 4);
}
.recommend_zeh {
  position: relative;
  left: -10px;
}
@media (max-width: 960px) {
  .recommend {
    display: block;
    width: 100%;
  }
  .recommend_zeh, .recommend_heat20 {
    display: block;
    width: calc((100% - 40px) / 2);
  }
  .recommend_zeh {
    position: relative;
    left: 0px;
  }
}
.recommend_flex img {
  width: 100%;
  box-shadow: 10px 10px 0px 0px rgba(160, 152, 139, 0.8);
}
.mainmenu {
  width: fit-content;
  margin: 0 auto;
  padding: 10px 25px 10px calc(25px + 1.75rem);
  border: solid 2px #CCCCCC;
  line-height: 2rem;
}
.mainmenu a:link, .mainmenu a:visited {
  color: #2F6DB3;
  text-decoration: none;
}
.mainmenu a:hover {
  color: #2F6DB3;
  text-decoration: underline;
}
.mainmenu a:active {
  text-decoration: none;
  color: #2F6DB3;
}
.news_business {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin: 0 auto;
  margin-top: 20px;
}
.news_business strong {
  display: block;
  font-size: 1.1rem;
}
.news_business a {
  display: block;
  position: relative;
  left: 25px;
}
@media screen and (max-width: 960px) { /* スマホ・タブレット用 */
  .news_business {
    display: flex;
    flex-direction: column;
    width: 90%;
    margin-top: 20px;
  }
  .news_business a {
    left: 0px;
    text-align: right;
  }
}