/* 基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Serif JP', serif;
    color: #333;
    line-height: 1.8;
    background-color: #fcfcfc;
}

/* ヘッダー */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    position: absolute;
    width: 100%;
    z-index: 10;
    background: rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    font-size: 14px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* メインビジュアル（ヒーローセクション） */
.hero {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: brightness(0.9);
    z-index: 1;
}

.hero-text {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
}

.hero-text h1 {
    font-size: 3rem;
    letter-spacing: 0.2em;
    margin-bottom: 20px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}

.hero-text p {
    font-size: 1.2rem;
    letter-spacing: 0.1em;
}

/* コンテンツセクション */
.content-section {
    padding: 100px 20px;
    text-align: center;
}

.section-title {
    font-size: 2rem;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.en-sub {
    font-size: 0.9rem;
    color: #A61E21; /* 鳥居や傘をイメージした赤 */
    margin-bottom: 50px;
    display: block;
}

.concept-text {
    max-width: 700px;
    margin: 0 auto;
    text-align: justify;
}

.concept-text p {
    margin-bottom: 20px;
}

footer {
    padding: 40px;
    text-align: center;
    font-size: 12px;
    color: #999;
}

/* スマホ対応 */
@media (max-width: 768px) {
    header {
        padding: 20px;
    }
    .hero-text h1 {
        font-size: 1.8rem;
    }
    nav {
        display: none; /* スマホでは簡易化のためナビを隠す */
    }
}