/* ==================== ヘッダー用CSS ==================== */
:root {
    --canon-white: #ffffff;
    --canon-cream: #f8f6f2;
    --canon-gold: #812913;
    --canon-brown: #8b7355;
    --canon-dark: #2a2a2a;
    --canon-gray: #666666;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
}

body {
    font-family: 'Noto Serif JP', serif;
    color: var(--canon-dark);
    background-image: url('../image2/toppage/haikei.webp');
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    line-height: 1.9;
    padding-bottom: 3.5rem;
    overflow-x: hidden;
}

.skip-link {
    position: fixed;
    left: 1rem;
    top: -60px;
    z-index: 2000;
    padding: 0.7rem 1rem;
    background: var(--canon-dark);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 1rem;
}

/* ヘッダーバー */
.header-bar {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(248, 246, 242, 0.94);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 4px 24px rgba(0,0,0,0.10);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-family: 'Noto Serif JP', serif;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1;
    gap: 0.15rem;
}

.logo-small {
    font-size: 0.7rem;
    color: var(--canon-gray);
    letter-spacing: 0.1em;
}

.logo-large {
    display: block;
    height: 2rem;
    width: auto;
}

/* PC版メニュー */
.main-menu {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    position: relative;
}

.main-menu > li {
    position: relative;
}

.main-menu > li > a {
    display: block;
    color: var(--canon-dark);
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    padding: 0.5rem 0;
    transition: color 0.3s;
}

.main-menu > li > a:hover {
    color: var(--canon-gold);
}

/* ドロップダウン（PC版 — 1階層のみ） */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: white;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    border-radius: 5px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    margin-top: 0.5rem;
}

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

.dropdown > li {
    list-style: none;
}

.dropdown > li > a {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--canon-dark);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.dropdown > li > a:hover {
    background: var(--canon-cream);
    color: var(--canon-gold);
}

/* PC版ドロップダウン内ハブリンク */
.dropdown > li.pc-hub-link > a {
    color: var(--canon-gold);
    font-size: 0.85rem;
    border-top: 1px solid rgba(0,0,0,0.06);
    padding-top: 0.7rem;
    margin-top: 0.3rem;
}

.reserve-btn {
    padding: 0.8rem 2rem;
    background: var(--canon-gold);
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    border-radius: 3px;
    transition: all 0.3s;
    white-space: nowrap;
}

.reserve-btn:hover {
    background: var(--canon-brown);
    color: white;
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
    min-width: 48px;
    min-height: 48px;
    justify-content: center;
    align-items: center;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--canon-dark);
    transition: all 0.3s;
}

/* ドロワーオーバーレイ */
.drawer-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}

/* ドロワーメニュー（スマホ用） */
.drawer-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 350px;
    height: 100vh;
    background-image: url('../image2/toppage/haikei.webp');
    background-size: cover;
    background-position: center;
    box-shadow: -5px 0 20px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: right 0.4s ease;
    overflow-y: auto;
}

.drawer-logo {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.8rem;
    letter-spacing: 0.2em;
}

.drawer-nav {
    padding: 0;
}

.drawer-nav > ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.drawer-nav > ul > li {
    border-bottom: 1px solid #eee;
}

.drawer-item > a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9rem 1.5rem;
    color: var(--canon-dark);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
}

/* メインメニュー（1階層目）の + - 切り替え */
.drawer-item.has-submenu > a::after {
    content: '+';
    font-size: 1.3rem;
    font-weight: bold;
    transition: all 0.3s;
    color: #812913;
    font-family: Arial, sans-serif;
}

.drawer-item.has-submenu.active > a::after {
    content: '−';
    color: #FF6600;
}

.drawer-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: transparent;
}

.drawer-submenu.active {
    max-height: 8000px;
}

/* 2段階目（サブメニュー項目） */
.drawer-submenu > li {
    list-style: none;
}

.drawer-submenu > li > a {
    display: block;
    padding: 0.9rem 1.5rem 0.9rem 1.8rem;
    color: var(--canon-gray);
    text-decoration: none;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    min-height: 44px;
    font-weight: 600;
}

.drawer-submenu > li > a:hover {
    background: rgba(255,255,255,0.3);
    color: var(--canon-gold);
}

/* ドロワー内ハブリンク（すべて見る / もっと見る） */
.drawer-submenu > li.drawer-hub-link > a {
    color: var(--canon-gold);
    font-size: 0.85rem;
    padding-left: 1.8rem;
    border-bottom: none;
}

.drawer-submenu > li.drawer-hub-link > a:hover {
    color: var(--canon-brown);
}

.drawer-reserve {
    padding: 1.5rem;
    background: var(--canon-cream);
}

.drawer-reserve-btn {
    display: block;
    padding: 1.2rem;
    background: var(--canon-gold);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    font-size: 1.05rem;
}

/* レスポンシブ */
@media (max-width: 992px) {
    .main-menu {
        display: none;
    }
    
    .reserve-btn {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
}

/* スマホ用サイズ調整 */
@media (max-width: 768px) {
    .header-container {
        padding: 0.6rem 1rem;
    }
    
    .logo-small {
        font-size: 0.65rem;
    }
    
    .logo-large {
        height: 1.5rem;
    }
    
    .hamburger {
        padding: 10px;
        min-width: 48px;
        min-height: 48px;
    }
    
    .hamburger span {
        width: 22px;
        height: 2px;
    }
    
    .drawer-header {
        padding: 1.5rem 1.2rem;
    }
    
    .drawer-logo {
        font-size: 1.5rem;
    }
    
    .drawer-item > a {
        padding: 0.75rem 1.2rem;
        font-size: 0.92rem;
        min-height: 44px;
    }

    .drawer-item.has-submenu > a::after {
        font-size: 1.1rem;
    }
    
    .drawer-submenu > li > a {
        padding: 0.65rem 1.2rem 0.65rem 1.4rem;
        font-size: 0.85rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .drawer-submenu > li.drawer-hub-link > a {
        padding-left: 1.4rem;
        font-size: 0.82rem;
    }
    
    .drawer-reserve {
        padding: 1.2rem;
    }
    
    .drawer-reserve-btn {
        padding: 1rem;
        font-size: 0.95rem;
    }
}

/* ========== 固定予約バー（全ページ共通） ========== */
.sticky-reserve {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: rgba(42, 40, 36, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 998;
    padding: 0.65rem 1.2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.sticky-reserve.visible { transform: translateY(0); }
.sticky-reserve-text {
    color: rgba(255,255,255,0.7);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.sticky-reserve-text .badge-free {
    background: var(--canon-gold);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 2px;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}
.sticky-reserve-plan {
    display: none;
}
.sticky-reserve-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 2rem;
    min-height: 44px;
    background: var(--canon-gold);
    color: white !important;
    text-decoration: none;
    font-family: 'Noto Serif JP', serif;
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    border-radius: 2px;
    transition: opacity 0.3s;
    white-space: nowrap;
}
.sticky-reserve-btn:hover { opacity: 0.85; color: white !important; }
.sticky-reserve-tel {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.75rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    letter-spacing: 0.05em;
    transition: color 0.3s;
}
.sticky-reserve-tel:hover { color: white; }
@media (max-width: 768px) {
    .sticky-reserve {
        padding: 0;
        gap: 0;
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
    }
    .sticky-reserve-text { display: none; }
    .sticky-reserve-tel,
    .sticky-reserve-plan,
    .sticky-reserve-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 48px;
        padding: 0.6rem 0.4rem;
        font-family: 'Noto Serif JP', serif;
        font-size: 0.72rem;
        letter-spacing: 0.06em;
        text-decoration: none;
        white-space: nowrap;
        background: transparent;
        border: none;
        border-radius: 0;
        transition: background 0.2s;
    }
    .sticky-reserve-tel {
        color: rgba(255,255,255,0.65);
        border-right: 1px solid rgba(255,255,255,0.1);
    }
    .sticky-reserve-plan {
        display: flex;
        color: rgba(255,255,255,0.65);
        border-right: 1px solid rgba(255,255,255,0.1);
    }
    .sticky-reserve-btn {
        color: rgba(255,225,195,0.88) !important;
        font-size: 0.72rem;
        letter-spacing: 0.06em;
        padding: 0.6rem 0.4rem;
    }
    .sticky-reserve-tel:active,
    .sticky-reserve-plan:active,
    .sticky-reserve-btn:active {
        background: rgba(255,255,255,0.06);
    }
}