/* リセットとベース設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 400;
    line-height: 1.7;
    color: #444444;
    background-color: #FFFFFF;
}

/* コンテナ設定 */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ヘッダー */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 5%;
    max-width: 1100px;
    margin: 0 auto;
    border-bottom: 1px solid #DBCAB4;
}

header h1 {
    font-family: 'Playfair Display', 'Noto Serif JP', serif;
    font-size: 2.2rem;
    font-weight: 300;
    color: #2c2c2c;
    letter-spacing: 0.2em;
    text-transform: none;
    line-height: 1.3;
    font-style: normal;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

nav a {
    text-decoration: none;
    color: #444444;
    font-weight: 400;
    font-size: 1rem;
    letter-spacing: 0.02em;
    transition: color 0.3s ease;
    position: relative;
}

nav a:hover {
    color: #DBCAB4;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 1px;
    background-color: #DBCAB4;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

nav a:hover::after {
    width: 100%;
}

/* ヒーローセクション */
.hero {
    padding: 120px 5%;
    background-color: #FFFFFF;
}

.hero-content {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: 3rem;
    font-weight: 400;
    color: #444444;
    letter-spacing: 0.08em;
    line-height: 1.3;
    text-align: left;
    flex: 1;
}


.hero-image {
    flex-shrink: 0;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(219, 202, 180, 0.3);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: optimizeQuality;
    backface-visibility: hidden;
    transform: translateZ(0);
    will-change: transform;
}

/* 共通見出しスタイル */
h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: 2.2rem;
    font-weight: 500;
    color: #444444;
    margin-bottom: 40px;
    letter-spacing: 0.05em;
    position: relative;
    text-align: center;
}


/* セクション共通スタイル */
section {
    padding: 80px 0;
}

/* コンセプトセクション */
.concept {
    background-color: #F9F6F2;
}

.concept p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    text-align: justify;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.concept p:last-child {
    margin-bottom: 0;
}

/* プロフィールセクション */
.profile {
    background-color: #F9F6F2;
}

/* プロフィール画像 */
.profile-image {
    text-align: center;
    margin: 40px auto 60px;
}

.profile-image img {
    max-width: 300px;
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(219, 202, 180, 0.4);
}

/* 導入文 */
.profile-intro {
    max-width: 800px;
    margin: 60px auto;
    text-align: left;
    font-size: 1.1rem;
    line-height: 2;
}

.profile-intro p {
    margin-bottom: 2em;
}

/* 動画 */
.profile-video {
    margin: 60px auto;
    max-width: 800px;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 アスペクト比 */
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* 書籍とSNSの共通見出し */
.profile-book h3, .profile-sns h3 {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.6rem;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 500;
}

/* 書籍 */
.profile-book {
    margin: 80px auto;
    max-width: 1000px;
}

.book-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.book-image {
    flex-shrink: 0;
}

.book-image img {
    width: 250px;
    box-shadow: 0 8px 30px rgba(219, 202, 180, 0.3);
}

.book-description h4 {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.3rem;
    margin-bottom: 1em;
}

.book-description .amazon-button {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 30px;
    background-color: #DBCAB4;
    color: #444444;
    text-decoration: none;
    border-radius: 5px;
    transition: opacity 0.3s ease;
}

.book-description .amazon-button:hover {
    opacity: 0.8;
}

/* SNS */
.profile-sns {
    margin: 60px auto 0;
}

.sns-list {
    display: flex;
    justify-content: center;
    gap: 30px;
    list-style: none;
}

.sns-list a {
    font-size: 1.1rem;
    color: #DBCAB4;
    text-decoration: none;
    transition: color 0.3s;
    padding: 10px 20px;
    border: 2px solid #DBCAB4;
    border-radius: 30px;
}

.sns-list a:hover {
    color: #444444;
    background-color: #DBCAB4;
}

/* お知らせセクション */
.news-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.news-list li {
    display: flex;
    gap: 30px;
    padding: 24px 0;
    border-bottom: 1px solid rgba(219, 202, 180, 0.3);
    align-items: flex-start;
}

.news-list li:last-child {
    border-bottom: none;
}

.news-list time {
    font-size: 0.95rem;
    color: #DBCAB4;
    font-weight: 500;
    white-space: nowrap;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.02em;
}

.news-list span {
    line-height: 1.6;
    flex: 1;
}

/* フッター */
footer {
    background-color: #F9F6F2;
    padding: 60px 0;
    text-align: center;
}

footer p {
    color: #444444;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 20px;
        padding: 20px 5%;
    }

    header h1 {
        font-size: 1.8rem;
        letter-spacing: 0.15em;
    }
    
    nav ul {
        gap: 20px;
        font-size: 0.9rem;
    }
    
    .hero {
        padding: 80px 5%;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .hero h2 {
        font-size: 2.2rem;
        text-align: center;
    }


    .hero-image {
        width: 280px;
        height: 280px;
    }
    
    h2 {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }
    
    
    section {
        padding: 60px 0;
    }
    
    .profile-image {
        margin: 30px auto 40px;
    }
    
    .profile-image img {
        max-width: 250px;
    }
    
    .profile-intro {
        font-size: 1rem;
        line-height: 1.8;
        margin: 40px auto;
    }
    
    .profile-video {
        margin: 40px auto;
    }
    
    .book-content {
        flex-direction: column;
        text-align: center;
    }
    
    .book-image img {
        width: 200px;
    }
    
    .sns-list {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .sns-list a {
        font-size: 1rem;
        padding: 8px 16px;
    }
    
    .news-list li {
        flex-direction: column;
        gap: 8px;
        text-align: left;
    }
    
    .news-list time {
        white-space: normal;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
        letter-spacing: 0.1em;
    }

    .hero h2 {
        font-size: 1.8rem;
    }

    .hero-image {
        width: 220px;
        height: 220px;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .profile-image img {
        max-width: 200px;
    }
    
    .book-image img {
        width: 180px;
    }
    
    .profile-book {
        margin: 60px auto;
    }
}

/* --- 追加CSSここから --- */

/* セクション共通リード文 */
.section-lead {
    text-align: center;
    max-width: 700px;
    margin: -20px auto 50px;
    font-size: 1.05rem;
    line-height: 1.8;
}

/* スケジュールセクション */
.schedule {
    padding-bottom: 100px; /* お問い合わせとの間隔調整 */
}
.calendar-container {
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 8px 30px rgba(219, 202, 180, 0.2);
    border-radius: 8px;
    overflow: hidden; /* 角丸を有効にするため */
}
.calendar-container iframe {
    width: 100%;
    height: 600px; /* 高さは固定、必要に応じて調整 */
}

/* お問い合わせセクション */
.contact {
    background-color: #F9F6F2; /* 他セクションと色を合わせる */
}
.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
}
.btn {
    display: inline-block;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
    background-color: #DBCAB4;
    color: #444444;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.btn-secondary { /* サブボタン */
    background-color: transparent;
    color: #444444;
    border: 1px solid #DBCAB4;
}
.contact-note {
    text-align: center;
    font-size: 0.9rem;
}
.contact-note a {
    color: #DBCAB4;
    text-decoration: underline;
}
.contact-note a:hover {
    color: #444444;
}

/* --- レスポンシブ調整 --- */
@media (max-width: 768px) {
    .section-lead {
        margin-bottom: 40px;
    }
    .calendar-container iframe {
        height: 500px;
    }
    .contact-buttons {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    .btn {
        width: 80%;
        max-width: 300px;
    }
}
/* 特定商取引法に基づく表記（お問い合わせセクション内） */
.legal-info {
    margin-top: 60px;
    padding: 40px 20px;
    background-color: rgba(219, 202, 180, 0.1);
    border-radius: 8px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.legal-info h3 {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.8rem;
    font-weight: 500;
    color: #444444;
    margin-bottom: 30px;
    text-align: center;
    letter-spacing: 0.02em;
}

.legal-content {
    max-width: 100%;
}

.legal-item {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(219, 202, 180, 0.3);
}

.legal-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.legal-item h4 {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.1rem;
    font-weight: 500;
    color: #444444;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.legal-item p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: #666666;
}

.legal-item a {
    color: #DBCAB4;
    text-decoration: underline;
}

.legal-item a:hover {
    color: #444444;
}

/* --- 追加CSSここまで --- */