@charset "UTF-8";

/* =========================
   基本設定（最小限）
========================= */
html {
  font-size: 62.5%;
}

body {
  font-size: 1.6rem;
  font-family: 'Segoe UI', 'Meiryo', sans-serif;
  color: #333;
}

/* =========================
   HEADER（完全最適化）
========================= */

#header_desu .header {
  width: 100%;
  height: 70px;

  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;

  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(8px);

  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* 内部レイアウト */
#header_desu .header-inner {
  max-width: 1200px;
  margin: auto;
  height: 100%;

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

  padding: 0 20px;
}

/* ===== ロゴ ===== */
#header_desu .logo {
  display: flex;
  align-items: center;
  padding: 5px 0;
}

#header_desu .logo img {
  height: 32px;
  width: auto;
}

#header_desu .logo a {
  display: flex;
  align-items: center;
  gap: 12px;

  text-decoration: none;
}

#header_desu .logo-mark {
  height: 20px;
  width: auto;
}

#header_desu .logo-text {
  height: 10px;
  width: auto;
}

.logo-sub {
  font-size: 1rem;
  color: #6b7280;
}

/* スクロール時 */
#header_desu.scrolled .header {
  background: rgba(255,255,255,0.95);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  height: 60px;
}

#header_desu.scrolled .logo img {
  height: 28px;
}

/* 通常時とのアニメーション */
#header_desu .header {
  transition: all 0.3s ease;
}

#header_desu.scrolled .logo-mark {
  height: 26px;
}

#header_desu.scrolled .logo-text {
  height: 8px;
}

#header_desu .logo a:hover {
  opacity: 0.8;
}

/* ===== ナビ ===== */
#header_desu nav {
  margin-left: auto;
}

/* メニュー全体 */
#header_desu .ddmenu {
  display: flex;
  align-items: center;
  gap: 4px;

  margin: 0;
  padding: 0;

  list-style: none;
}

#header_desu ul,
#header_desu li {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* 親メニュー */
#header_desu .ddmenu > li {
  position: relative; ← これが基準
}

#header_desu .ddmenu > li:hover {
  background: #f3f4f6;
}


/* メニューリンク */
#header_desu .ddmenu > li > a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;

  font-size: 1.4rem;
  font-weight: 500;

  color: #374151;
  text-decoration: none;

  transition: 0.3s;
}

#header_desu .ddmenu > li > a:hover {
  color: #2563eb;
}

#header_desu .ddmenu > li:has(ul) > a::after {
  content: "";
  display: inline-block;
  margin-left: 6px;

  border: 4px solid transparent;
  border-top-color: #6b7280;

  transform: translateY(2px);
}

#header_desu .ddmenu > li:has(ul):hover > a::after {
  transform: rotate(180deg);
}

/* =========================
   ドロップダウン
========================= */

#header_desu .ddmenu li ul {
  position: absolute;
  top: 100%;
  left: 0;

  min-width: 220px;

  background: #fff;
  border-radius: 6px;

  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
  padding: 8px 0;

  display: block;               /* ←変更 */
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;

  transition: 0.25s ease;
}

/* 表示 */
#header_desu .ddmenu li:hover > ul {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* サブメニュー項目 */
#header_desu .ddmenu li ul li a {
  padding: 12px 20px;
  padding-left: 30px;

  font-size: 1.3rem;
  color: #374151;

  text-decoration: none;
}

#header_desu .ddmenu li ul li a:hover {
  color: #2563eb;
  background: transparent;
}

#header_desu .ddmenu li ul li {
  border-radius: 4px;
  transition: 0.2s;
}

#header_desu .ddmenu li ul li:hover {
  transform: translateX(4px);
  background: #f9fafb;
}

/* 3階層 */
#header_desu .ddmenu ul ul {
  top: 0;
  left: 100%;
  transform: translateX(10px);
}

#header_desu .ddmenu li:hover > ul ul {
  transform: translateX(0);
}

/* =========================
   CTA（お問い合わせ強調）
========================= */

#header_desu .contact-btn {
  background: #2563eb;
  color: #fff !important;
  border-radius: 6px;
  padding: 10px 16px;
}

#header_desu .contact-btn:hover {
  background: #1d4ed8;
}



/* =========================
   ページ上部余白（ヘッダー分）
========================= */

body {
  padding-top: 70px;
}

/* =========================
   スマホメニュー（完全版）
========================= */

#header_desu .hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  cursor: pointer;
  z-index: 1001;
}

#header_desu .hamburger span {
  display: block;
  height: 3px;
  width: 100%;
  background: #333;
  border-radius: 2px;
  transition: 0.3s;
}

/* =========================
   スマホ表示
========================= */

@media (max-width: 768px) {

  /* ハンバーガー表示 */
  #header_desu .hamburger {
    display: flex;
  }

  /* ナビをドロワー化 */
  #header_desu .ddmenu {
    position: fixed;
    top: 70px;
    left: 0;

    width: 100%;
    height: calc(100vh - 70px);

    background: #fff;

    display: flex;
    flex-direction: column;

    transform: translateX(100%);
    transition: 0.3s ease;

    overflow-y: auto;
  }

  /* 開いた状態 */
  #header_desu .ddmenu.active {
    transform: translateX(0);
  }

  /* メニュー縦並び */
  #header_desu .ddmenu li {
    width: 100%;
  }

  #header_desu .ddmenu li a {
    display: block;
    padding: 16px 20px;
    border-bottom: 1px solid #eee;
    font-size: 1.5rem;
  }

  /* サブメニュー（スマホでは常時展開でもOK） */
#header_desu .ddmenu li ul {
  display: none;

  position: static;     /* ← これが最重要 */
  transform: none;
  opacity: 1;
  pointer-events: auto;
  box-shadow: none;
}

#header_desu .ddmenu li.open > ul {
  display: block;
  margin-top: 4px;
}

  #header_desu .ddmenu li {
    position: relative;
  }


/* ▼ 矢印（CSSで描画） */
#header_desu .ddmenu > li > a::after {
  content: "";
  display: inline-block;
  margin-left: 8px;

  border: 5px solid transparent;
  border-top-color: #6b7280;

  transform: translateY(2px);
  transition: 0.2s;
}

/* 開いたとき回転 */
#header_desu .ddmenu > li.open > a::after {
  transform: rotate(180deg);
}


  /* 少しインデント */
  #header_desu .ddmenu li ul li a {
    padding-left: 40px;
    font-size: 1.4rem;
  }

}

/* =========================
   ハンバーガー → バツ
========================= */

#header_desu .hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#header_desu .hamburger.active span:nth-child(2) {
  opacity: 0;
}

#header_desu .hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}


/* =========================
   PAGE TOP（既存維持）
========================= */

#page-top {
  position: fixed;
  right: 10px;
  bottom:30px;
  z-index: 2;
  opacity: 0;
  transform: translateY(150px);
}

#page-top.UpMove{
  animation: UpAnime 0.5s forwards;
}

@keyframes UpAnime{
  from {
    opacity: 0;
    transform: translateY(150px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#page-top.DownMove{
  animation: DownAnime 0.5s forwards;
}

@keyframes DownAnime{
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 1;
    transform: translateY(150px);
  }
}

#page-top a {
  display: block;
  width: 70px;
  height: 40px;

  background: url("/test_top/images/maple_icon/stay_top.png") no-repeat center;
  background-size: contain;
}

#page-top.floatAnime a{
  width: 80px;
  height: 70px;

  background: url("/test_top/images/maple_icon/go_top.png") no-repeat center;
  background-size: contain;

  animation: floatAnime 2s linear infinite;
}

@keyframes floatAnime {
  0% { transform: translateX(0); opacity: 0; }
  25% { transform: translateX(-6px);opacity: 1; }
  50% { transform: translateX(0) }
  100% { transform: translateX(6px);opacity: 1; }
}

/* =========================
   FOOTER（そのまま整理）
========================= */

.footer {
  color: #808080;
  background: #e5e5e5;
  padding: 30px;
}

.footer .wrap {
  max-width: 1000px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer a {
  color: #808080;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

.footer .copyright {
  width: 100%;
  text-align: center;
  margin-top: 20px;
  font-size: 1.2rem;
}


/* =========================
   UI強化（完成度アップ3点）
========================= */

/* =========================
   ① オーバーレイ（背景暗転）
========================= */

.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

  background: rgba(0, 0, 0, 0.4);

  opacity: 0;
  visibility: hidden;
  transition: 0.3s ease;

  z-index: 998;
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}


/* =========================
   ② スクロールロック
========================= */

.no-scroll {
  overflow: hidden;
  height: 100vh;
}


/* =========================
   ③ 現在ページ強調（ナビ）
========================= */

#header_desu .ddmenu > li.current > a {
  color: #2563eb;
  font-weight: 600;
}

/* サブメニュー内も対応したい場合 */
#header_desu .ddmenu li ul li.current > a {
  color: #2563eb;
  font-weight: 600;
}


/* =========================
   オーバーレイとメニューの重なり調整
========================= */

#header_desu .ddmenu {
  z-index: 999;
}

#header_desu .header {
  z-index: 1000;
}