@charset "utf-8";

/* Menu Variables */
:root {
  --bg: #ffffff;
  --text: #333333;
  --muted: #666666;
  --brand: #00AFCC;
  --brand-dark: #008ca3;
  --surface: #f8fafc;
  --border: #e5e7eb;
  --shadow: 0 5px 10px rgba(0,0,0,0.07), 0 5px 5px rgba(0,0,0,0.07);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  height: 80px;
}

.header-inner { 
  display: flex; 
  justify-content: space-between; 
  align-items: center; 
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: min(1200px, 92%);
}

.brand { 
  display: flex; 
  align-items: center; 
  text-decoration: none; 
  color: inherit;
  flex-shrink: 0;
}

.brand img {
  width: 220px;
  height: auto;
}

/* Navigation */
.primary-nav ul { 
  display: flex !important; 
  list-style: none !important; 
  margin: 0 !important; 
  padding: 0 !important; 
  gap: 10px !important;
  padding-inline-start: 0 !important;
}

.primary-nav li {
  margin: 0 !important;
  padding: 0 !important;
}

.primary-nav a {
  text-decoration: none; 
  color: inherit; 
  font-weight: 400; 
  font-size: 13px;
  display: block; 
  padding: 10px 6px; 
  transition: color .2s;
}

.primary-nav a:hover { 
  color: var(--brand); 
}

/* Dropdown Menu */
.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  min-width: 250px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  list-style: none;
  padding: 0;
  margin: 0;
  padding-inline-start: 0 !important;
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  border-bottom: 1px solid #eee;
  margin: 0 !important;
  padding: 0 !important;
}

.dropdown-menu li:last-child {
  border-bottom: none;
}

.dropdown-menu a {
  padding: 12px 16px;
  font-size: 12px;
  white-space: nowrap;
}

.dropdown-menu a:hover {
  background-color: #f8f9fa;
}

/* Hamburger */
.nav-toggle { 
  display: none; 
  background: none; 
  border: none; 
  cursor: pointer; 
  padding: 8px;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1001;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.nav-toggle-bar { 
  display: block; 
  width: 24px; 
  height: 2px; 
  background: #333; 
  border-radius: 2px; 
  transition: all 0.3s ease;
}

/* ハンバーガーメニューのアニメーション */
.nav-toggle.active .nav-toggle-bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* アクティブなメニュー項目のスタイル */
.primary-nav a.active {
  color: var(--brand) !important;
  background-color: rgba(0, 123, 255, 0.1);
  border-radius: 4px;
  font-weight: 600;
}

.primary-nav a.active:hover {
  color: var(--brand) !important;
}

/* パンくずリスト */
.breadcrumb {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  width: 100%;
  background: var(--surface);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  z-index: 999;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumb-nav ol {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb-nav li {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
}

.breadcrumb-nav a {
  color: var(--brand);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb-nav a:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

.breadcrumb-nav .current {
  color: var(--text);
  font-weight: 500;
}

.breadcrumb-separator {
  color: var(--muted);
  margin: 0 4px;
  user-select: none;
}

/* Responsive */
@media (max-width:1100px){
  .nav-toggle { 
    display: flex !important; 
  }
  
  .primary-nav {
    position: fixed; 
    top: 60px; 
    left: 0; 
    right: 0;
    background: #fff; 
    border-top: 1px solid #ddd;
    transform: translateY(-100%); 
    transition: transform .3s ease;
    z-index: 999;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    display: none;
  }
  
  .primary-nav.open { 
    transform: translateY(0);
    display: block;
  }
  
  .primary-nav ul {
    display: none !important;
  }
  
  .primary-nav.open ul {
    display: flex !important;
    flex-direction: column !important; 
    gap: 0 !important;
  }
  
  .primary-nav li { 
    border-bottom: 1px solid #eee; 
  }
  
  .primary-nav a { 
    padding: 14px 16px; 
  }
  
  .has-dropdown:hover .dropdown-menu {
    opacity: 0;
    visibility: hidden;
  }
  
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background: #f8f9fa;
    display: none;
    min-width: auto;
  }
  
  .has-dropdown.active .dropdown-menu {
    display: flex;
  }
  
  .dropdown-menu a {
    padding-left: 32px;
    background: #f8f9fa;
    font-size: 13px;
  }
  
  .header-inner {
    padding: 0 15px;
  }
  
  .breadcrumb {
    top: 80px;
    font-size: 13px;
    padding: 10px 0;
  }
  
  .breadcrumb-nav {
    gap: 6px;
  }
  
  .breadcrumb-nav ol {
    gap: 6px;
  }
  
  .breadcrumb-separator {
    margin: 0 2px;
  }
}

@media (max-width: 768px) {
  .breadcrumb {
    font-size: 12px;
    padding: 8px 0;
  }
}

/* TOP リンクのスタイル */
.top-link {
  background-color: var(--brand) !important;
  color: #fff !important;
  font-weight: 600 !important;
  border-radius: 4px;
  margin: 4px 8px;
}

.top-link:hover {
  background-color: var(--brand-dark) !important;
  color: #fff !important;
}

/* モバイル時のHOMEリンク無効化 */
@media (max-width: 1100px) {
  .home-link.disabled {
    color: #999 !important;
    cursor: default !important;
    pointer-events: none;
  }
  
  .home-link.disabled:hover {
    color: #999 !important;
    background-color: transparent !important;
  }
}

/* スムーズなトランジション */
.primary-nav {
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* メニューが開いている時のbody固定（オプション） */
body.menu-open {
  overflow: hidden;
}

/* トランジション中のクリック無効化 */
.hero-slider.transitioning {
  pointer-events: none;
}

.hero-slider.transitioning .prev,
.hero-slider.transitioning .next,
.hero-slider.transitioning .dot {
  pointer-events: auto;
}