@import url('https://fonts.googleapis.com/css2?family=Kosugi+Maru&family=Noto+Sans+JP:wght@400;700;900&display=swap');

/* =========================================
   基本設定
   ========================================= */

body {
    margin: 0;
    padding: 0;   
    font-family: 'Noto Sans JP', sans-serif;
    color: #333; 
	
   
    background: linear-gradient(
        to bottom, 
        #FFFFFF 0px, 
        #FFFFFF 900px,  /* 白 */
        #FFF5F7 1200px, /* ピンク */
        #F4F4F4 100%    /* グレー */
    );
    
 
    background-attachment: scroll; 
    line-height: 1.8;
}

/* =========================================
   ヘッダー
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    z-index: 1000;
    display: flex;
    align-items: center;
    background-color: rgba(34, 34, 34, 0.85); 
    backdrop-filter: blur(6px); 
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}


.logo-text {
    font-family: 'Kosugi Maru', sans-serif;
    font-size: 20px;          
    font-weight: normal;
    color: #FFF;
    text-decoration: none;    
    letter-spacing: 0.05em;
    transition: 0.3s;
}


.logo-text:hover {
    color: #888;
}

.nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav ul li a {
	position: relative;
    text-decoration: none;
    color: #FFF;
    font-size: 14px;
	font-weight: 500;
}


/* 下線 */
.nav ul li a::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: -6px;
	width: 0;
	height: 2px;
	background-color: #BFBFBF;
	transition: width 0.3s ease;
}

/* ホバー */
.nav ul li a:hover {
    color: #CCC;
}

/* ホバー時 */
.nav ul li a:hover::after {
    width: 100%;
}

.nav ul li a.active::after {
    background-color: #ffc0cb;
	width: 100%;
}

.nav ul li a.active {
    color: #ffc0cb;
}

.header {
    backdrop-filter: blur(6px);
}

.icon-mail img {
    width: 24px;
    vertical-align: middle;
	filter: brightness(0) invert(1);
}


.header-spacer {
    height: 60px;
}

/* =========================================
   メインコンテンツ
   ========================================= */
.hero {
    width: 100%;
   /* height: 800px; */   
    overflow: hidden; 
    display: block;
}

.hero img {
    width: 100%;
    height: 100%;     
    object-fit: cover; 
    object-position: center; 
    display: block;
}

.content-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 80px 20px;
    text-align: center;
}

.section {
    margin-bottom: 100px;
}

/* セクションタイトル */
.section-title {
    display: inline-block;
	font-family: 'Kosugi Maru', sans-serif;
    font-size: 22px;        
    font-style: normal;      
    font-weight: bold;       
    border-bottom: 2px solid #999; 
    margin-bottom: 30px;
    padding-bottom: 5px;
	letter-spacing: 0.05em;    
}

.text-block {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 15px;          
    font-weight: 400;         
    color: #444;              
    line-height: 2.0;        
    margin-bottom: 40px;
    letter-spacing: 0.03em;  
}

/* =========================================
   ボタン（ホバー設定）
   ========================================= */
.btn {
    display: inline-block;
    padding: 10px 35px;
	margin-top: 40px;
    border: 1px solid #333;
	border-radius: 30px;
    text-decoration: none;
    color: #333;
    font-size: 12px;
    transition: 0.3s;
    background-color: transparent;
	font-weight: bold;
    border-width: 2px;
}

.btn:hover {
    color: #FFFFFF;
    background-color: #333;
    border-color: #333;
}

/* =========================================
   画像グリッド
   ========================================= */
.image-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.image-item {
    width: calc(33.333% - 20px);
    min-width: 280px;
    max-width: 320px;
    overflow: hidden;
    border-radius: 20px;
    
}


.image-item img {
    width: 100%;    
    height: auto;   
    display: block; 
}


/* =========================================
   レスポンシブ
   ========================================= */

@media (max-width: 768px) {
    .hero {
        height: 400px;
    }
}


@media screen and (max-width: 950px) {
    .image-grid {
        display: block !important;
        text-align: center;
    }
    .image-item {
        display: block !important;
        width: 100% !important; 
        min-width: 0 !important;
        max-width: 300px;
        margin: 0 auto 40px !important;
    }
}


@media (max-width: 430px) {
    
    .hero {
        height: 250px !important; 
        width: 100%;
        overflow: hidden; 
    }

    .hero img {
        object-fit: cover;
        object-position: center;
    }


    .image-item {
        max-width: 260px; 
    }
	
	
    .logo-text {
        font-size: 15px;
        letter-spacing: 0.08em; 
    }

   
    .nav ul {
        gap: 15px;
    }
    
    .nav ul li a {
        font-size: 12px; 
    }
	
}

/* =========================================
   フッター
   ========================================= */
.footer {
    height: 100px;
    background-color: #F4F4F4;
    border-top: 1px solid rgba(0,0,0,0.03);
    display: flex;
    align-items: center;
    justify-content: center;
}

.copyright {
    font-size: 12px;
    color: #999;
    margin: 0;
}