/* 共通ヘッダースタイル */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

/* ロゴ・サイト名 */
.header-logo {
    flex-shrink: 0;
}

.logo-link {
    text-decoration: none;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
}

.logo-image {
    height: 50px;
    width: auto;
    max-width: 250px;
}

.day-image {
    height: 16px;
    width: auto;
    max-width: 120px;
}

/* ナビゲーションメニュー */
.header-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.8rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    display: block;
    border-left: 4px solid transparent;
}

.nav-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.nav-link.active {
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* メニューごとの色設定 */
.nav-link.home-link {
    color: #333;
    border-left: 4px solid #333;
    background: linear-gradient(135deg, #f5f5f5, #e0e0e0);
}

.nav-link.home-link:hover,
.nav-link.home-link.active {
    color: white;
    background: linear-gradient(135deg, #333, #555);
    border-left-color: #333;
}

.nav-link.gourmet-link {
    color: #ec6c00;
    border-left: 4px solid #ec6c00;
    background: linear-gradient(135deg, #fff5f0, #ffe4d6);
}

.nav-link.gourmet-link:hover,
.nav-link.gourmet-link.active {
    color: white;
    background: linear-gradient(135deg, #ec6c00, #ff8c00);
    border-left-color: #ec6c00;
}

.nav-link.stage-link {
    color: #009FE8;
    border-left: 4px solid #009FE8;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
}

.nav-link.stage-link:hover,
.nav-link.stage-link.active {
    color: white;
    background: linear-gradient(135deg, #009FE8, #00b4ff);
    border-left-color: #009FE8;
}

.nav-link.handmade-link {
    color: #6fb92c;
    border-left: 4px solid #6fb92c;
    background: linear-gradient(135deg, #f7fdf0, #f0f9e0);
}

.nav-link.handmade-link:hover,
.nav-link.handmade-link.active {
    color: white;
    background: linear-gradient(135deg, #6fb92c, #8bc34a);
    border-left-color: #6fb92c;
}

.nav-link.wakuwaku-link {
    color: #FBC724;
    border-left: 4px solid #FBC724;
    background: linear-gradient(135deg, #fffdf0, #fff8e0);
}

.nav-link.wakuwaku-link:hover,
.nav-link.wakuwaku-link.active {
    color: white;
    background: linear-gradient(135deg, #FBC724, #ffd54f);
    border-left-color: #FBC724;
}

.nav-link.booth-link {
    color: #009d95;
    border-left: 4px solid #009d95;
    background: linear-gradient(135deg, #f0fdfc, #e0f7f6);
}

.nav-link.booth-link:hover,
.nav-link.booth-link.active {
    color: white;
    background: linear-gradient(135deg, #009d95, #00bcd4);
    border-left-color: #009d95;
}

.nav-link.map-link {
    color: #E4648E;
    border-left: 4px solid #E4648E;
    background: linear-gradient(135deg, #fdf0f5, #fce0e8);
}

.nav-link.map-link:hover,
.nav-link.map-link.active {
    color: white;
    background: linear-gradient(135deg, #E4648E, #f06292);
    border-left-color: #E4648E;
}

.nav-link.access-link {
    color: #e70100;
    border-left: 4px solid #e70100;
    background: linear-gradient(135deg, #fff0f0, #ffe0e0);
}

.nav-link.access-link:hover,
.nav-link.access-link.active {
    color: white;
    background: linear-gradient(135deg, #e70100, #ff1744);
    border-left-color: #e70100;
}

/* Coming Soonページのリンク */
.nav-link[href="#"] {
    position: relative;
}

.nav-link[href="#"]::after {
    content: "Coming Soon";
    position: absolute;
    top: -8px;
    right: -8px;
    background: #ff6b6b;
    color: white;
    font-size: 0.6rem;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 400;
    transform: scale(0.8);
    opacity: 0.9;
}

.nav-link[href="#"]:hover::after {
    transform: scale(1);
    opacity: 1;
}

/* モバイルメニューボタン */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .header-container {
        height: 60px;
        padding: 0 15px;
    }

    .logo-image {
        height: 38px;
        max-width: 140px;
    }

    .day-image {
        height: 12px;
        max-width: 80px;
    }

    .header-nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
        pointer-events: none;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .header-nav.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        padding: 0.5rem 0;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
    }

    .nav-item {
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }

    .nav-link {
        padding: 1rem 2rem;
        border-radius: 0;
        text-align: center;
        font-size: 0.9rem;
    }

    .nav-link:hover {
        transform: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav-link {
        border-left: none;
        border-bottom: 3px solid transparent;
    }

    .nav-link.home-link.active {
        border-bottom-color: #333;
    }

    .nav-link.gourmet-link.active {
        border-bottom-color: #ec6c00;
    }

    .nav-link.stage-link.active {
        border-bottom-color: #009FE8;
    }

    .nav-link.handmade-link.active {
        border-bottom-color: #6fb92c;
    }

    .nav-link.wakuwaku-link.active {
        border-bottom-color: #FBC724;
    }

    .nav-link.booth-link.active {
        border-bottom-color: #009d95;
    }

    .nav-link.map-link.active {
        border-bottom-color: #E4648E;
    }

    .nav-link.access-link.active {
        border-bottom-color: #e70100;
        background: linear-gradient(135deg, #e70100, #ff1744);
        color: white;
    }

    /* レスポンシブ対応 */
    .nav-link[href="#"]::after {
        top: -5px;
        right: -5px;
        font-size: 0.5rem;
        padding: 1px 4px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 10px;
    }

    .logo-image {
        height: 32px;
        max-width: 120px;
    }

    .day-image {
        height: 10px;
        max-width: 70px;
    }

    .nav-link {
        padding: 0.8rem 1rem;
        font-size: 0.85rem;
    }
}

/* ページコンテンツの上部マージン調整 */
body {
    padding-top: 70px;
}

@media (max-width: 768px) {
    body {
        padding-top: 60px;
    }
}