/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 
基本設定 - セクション別テキストカラー管理
===========================================

各セクションのテキストカラーは以下の変数で管理されています：

【ヘッダー】
- --header-text-color: ロゴのメインテキスト
- --header-subtext-color: ロゴのサブテキスト
- --header-nav-color: ナビゲーションリンク
- --header-nav-hover-color: ナビゲーションリンク（ホバー時）

【セクションタイトル】
- --section-title-color: セクションタイトルの色
- --section-title-shadow: セクションタイトルのシャドウ
- --section-title-underline: セクションタイトルの下線

【メニューセクション】
- --menu-heading-color: メニュー見出しの色
- --menu-text-color: メニュー説明文の色
- --menu-heading-weight: メニュー見出しのフォントウェイト
- --menu-text-weight: メニュー説明文のフォントウェイト

【新着情報セクション】
- --news-date-color: 日付の色
- --news-heading-color: 見出しの色
- --news-text-color: 説明文の色
- --news-heading-weight: 見出しのフォントウェイト
- --news-text-weight: 説明文のフォントウェイト

【料金セクション】
- --price-heading-color: 見出しの色
- --price-text-color: 説明文の色
- --price-amount-color: 価格の色
- --price-border-color: 下線の色
- --price-heading-weight: 見出しのフォントウェイト
- --price-text-weight: 説明文のフォントウェイト

【商品セクション】
- --product-heading-color: 見出しの色
- --product-text-color: 説明文の色
- --product-price-color: 価格の色
- --product-heading-weight: 見出しのフォントウェイト
- --product-text-weight: 説明文のフォントウェイト

【店舗情報セクション】
- --shop-heading-color: 見出しの色
- --shop-text-color: 説明文の色
- --shop-icon-color: アイコンの色
- --shop-heading-weight: 見出しのフォントウェイト
- --shop-text-weight: 説明文のフォントウェイト

【お問い合わせセクション】
- --contact-title-color: タイトルの色
- --contact-text-color: 説明文の色
- --contact-icon-color: アイコンの色
- --contact-title-weight: タイトルのフォントウェイト
- --contact-text-weight: 説明文のフォントウェイト

【LINEセクション】
- --line-title-color: タイトルの色
- --line-text-color: 説明文の色
- --line-title-weight: タイトルのフォントウェイト
- --line-text-weight: 説明文のフォントウェイト

【会社概要セクション】
- --about-heading-color: 見出しの色
- --about-text-color: 説明文の色
- --about-border-color: 下線の色
- --about-heading-weight: 見出しのフォントウェイト
- --about-text-weight: 説明文のフォントウェイト

【フッター】
- --footer-text-color: テキストの色
- --footer-opacity: テキストの透明度

色の変更方法：
1. 特定のセクションの色を変更したい場合は、対応する変数を変更
2. 全体の色調を変更したい場合は、メインカラーパレットの変数を変更
3. フォントウェイトを変更したい場合は、対応する-weight変数を変更
*/
/* 基本設定 */
:root {
    /* メインカラーパレット - 背景画像に合わせた非常に濃いテキスト色 */
    --primary-color: #f8b4d9;
    --secondary-color: #f4a6c8;
    --accent-color: #f8b4d9;
    --text-color: #000000;
    --light-text: #000000;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --marble-bg: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #f1f3f4 100%);
    --gold: #ffd700;
    --shadow: 0 10px 30px rgba(248, 180, 217, 0.15);
    
    /* セクション別テキストカラー - 背景画像に最適化（非常に濃い色） */
    --header-text-color: rgba(255, 255, 255, 0.98);
    --header-subtext-color: rgba(255, 255, 255, 0.8);
    --header-nav-color: #f5f5f5;
    --header-nav-hover-color: #f8bbd9;
    
    --section-title-color: #000000;
    --section-title-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    --section-title-underline: #f8b4d9;
    
    --menu-heading-color: #000000;
    --menu-text-color: #000000;
    --menu-heading-weight: 600;
    --menu-text-weight: 500;
    
    --news-date-color: #f8b4d9;
    --news-heading-color: #000000;
    --news-text-color: #000000;
    --news-heading-weight: 600;
    --news-text-weight: 500;
    
    --price-heading-color: #000000;
    --price-text-color: #000000;
    --price-amount-color: #f8b4d9;
    --price-border-color: #f8b4d9;
    --price-heading-weight: 600;
    --price-text-weight: 500;
    
    --product-heading-color: #000000;
    --product-text-color: #000000;
    --product-price-color: #f8b4d9;
    --product-heading-weight: 600;
    --product-text-weight: 500;
    
    --shop-heading-color: #000000;
    --shop-text-color: #000000;
    --shop-icon-color: #f8b4d9;
    --shop-heading-weight: 600;
    --shop-text-weight: 500;
    
    --contact-title-color: #000000;
    --contact-text-color: #000000;
    --contact-icon-color: #f8b4d9;
    --contact-title-weight: 700;
    --contact-text-weight: 500;
    
    --line-title-color: #000000;
    --line-text-color: #000000;
    --line-title-weight: 700;
    --line-text-weight: 500;
    
    --about-heading-color: #000000;
    --about-text-color: #000000;
    --about-border-color: #f8b4d9;
    --about-heading-weight: 600;
    --about-text-weight: 500;
    
    --footer-text-color: var(--white);
    --footer-opacity: 0.8;
    
    /* 統合されたトランジション設定 */
    --transition-base: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-hover: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-nav: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    
    /* アニメーション設定 */
    --float-animation: float 3s ease-in-out infinite;
    --pulse-animation: gentlePulse 4s ease-in-out infinite;
    --glow-animation: softGlow 3s ease-in-out infinite;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: url('../images/shinotekusucha.jpg') no-repeat center center fixed;
    background-size: cover;
    overflow-x: hidden;
    position: relative;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.9), 0 1px 2px rgba(0, 0, 0, 0.3);
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ヘッダー */
body .header {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, rgba(248, 180, 217, 0.7), rgba(244, 166, 200, 0.6)) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    z-index: 1000;
    transition: var(--transition-base);
    box-shadow: 0 8px 32px rgba(248, 180, 217, 0.3);
    border-bottom: 2px solid rgba(248, 180, 217, 0.5);
}

.navbar {
    padding: 0.6rem 0; /* モバイルでの上下余白を抑制 */
}

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

.header-reservation-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #f8b4d9, #f4a6c8);
    color: white;
    padding: 0.7rem 1.4rem; /* わずかにコンパクトに */
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-base);
    box-shadow: 0 4px 15px rgba(248, 180, 217, 0.3);
    margin-left: 2rem;
    animation: var(--pulse-animation);
}

.header-reservation-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 12px rgba(248, 180, 217, 0.4);
    background: linear-gradient(135deg, #f4a6c8, #f8b4d9);
}

.header-reservation-btn i {
    font-size: 1.1rem;
}

.logo h1 {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--header-text-color);
    margin-bottom: 0.2rem;
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.4);
}

.logo p {
    font-size: 0.9rem;
    color: var(--header-subtext-color);
    text-align: center;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

/* PCデザイン専用ナビゲーションメニュー */
@media (min-width: 769px) {
    body .header .nav-menu a {
        text-decoration: none;
        color: #f5f5f5 !important;
        font-weight: 600;
        transition: var(--transition-nav);
        position: relative;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5), 0 1px 2px rgba(0, 0, 0, 0.3) !important;
    }

    body .header .nav-menu a:hover {
        color: #f8bbd9 !important;
        text-shadow: 
            0 2px 8px rgba(248, 180, 217, 0.8),
            1px 1px 0 rgba(0, 0, 0, 0.3),
            -1px -1px 0 rgba(0, 0, 0, 0.3),
            1px -1px 0 rgba(0, 0, 0, 0.3),
            -1px 1px 0 rgba(0, 0, 0, 0.3) !important;
    }

    body .header .nav-menu a::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--accent-color);
        transition: var(--transition-nav);
    }

    body .header .nav-menu a:hover::after {
        width: 100%;
    }
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: rgba(255, 255, 255, 0.9);
    margin: 3px 0;
    transition: var(--transition-nav);
}

/* メインビジュアル */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* スライドショー */
.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    pointer-events: none;
    will-change: opacity;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}

.slide.active {
    opacity: 1;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(248, 180, 217, 0.3), rgba(244, 166, 200, 0.2));
    z-index: 2;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    animation: heroBackground 20s ease-in-out infinite;
    z-index: 2;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="floating" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="70" cy="70" r="0.5" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23floating)"/></svg>');
    opacity: 0.4;
    animation: floatingParticles 15s linear infinite;
    z-index: 2;
}

.hero-content {
    text-align: center;
    color: var(--white);
    z-index: 3;
    animation: fadeInUp 1s ease-out;
    position: relative;
}

.hero-content::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    right: -50px;
    bottom: -50px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: contentGlow 8s ease-in-out infinite;
    z-index: -1;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 3rem;
    opacity: 0.8;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #f8b4d9, #f4a6c8);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition-base);
    box-shadow: 0 5px 15px rgba(248, 180, 217, 0.3);
    animation: var(--pulse-animation);
}

.cta-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(248, 180, 217, 0.4);
}

/* セクション共通 */
section {
    padding: 5rem 0;
    position: relative;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #333333 !important;
    position: relative;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.9), 0 1px 2px rgba(0, 0, 0, 0.3) !important;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--section-title-underline);
}

/* メニューセクション */
.menu-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

/* 強制的なテキスト色設定 */
.menu-item h3,
.menu-item p,
.news-content h3,
.news-content p,
.price-item h3,
.price-details,
.product-item h3,
.product-item p,
.info-item h3,
.info-item p,
.contact-title,
.contact-description,
.contact-item,
.line-title,
.line-description,
.feature-item,
.about-item h3,
.about-item p {
    color: #333333 !important;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.9), 0 1px 2px rgba(0, 0, 0, 0.3) !important;
}

/* 金額部分の色設定 */
.price-row span:last-child,
.product-price {
    color: #f06292 !important;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8) !important;
    font-weight: 600 !important;
}

/* 金額の後に円マークを追加 */
.price-row span:last-child::after,
.product-price::after {
    content: "円";
    margin-left: 2px;
    color: #f06292 !important;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8) !important;
    font-weight: 600 !important;
}

/* PC用ハンバーガーメニュー内のテキスト色設定（白系） */
@media (min-width: 769px) {
    body .header .nav-menu a {
        color: #f5f5f5 !important;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5), 0 1px 2px rgba(0, 0, 0, 0.3) !important;
    }
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.menu-item {
    background: transparent !important;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition-base);
    text-align: center;
    animation: var(--float-animation);
    animation-delay: calc(var(--animation-delay, 0) * 0.2s);
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.menu-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
}

.menu-image {
    height: 200px;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-bottom: 1px solid rgba(248, 180, 217, 0.1);
}

.placeholder-image {
    background: linear-gradient(135deg, #f8b4d9 0%, #f4a6c8 100%);
    color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1.2rem;
}

.menu-item h3 {
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem;
    color: var(--menu-heading-color);
    font-weight: var(--menu-heading-weight);
}

.menu-item p {
    padding: 0 1.5rem 1.5rem;
    color: var(--menu-text-color);
    line-height: 1.6;
    font-weight: var(--menu-text-weight);
}

/* 新着情報 */
.news-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.news-list {
    max-width: 800px;
    margin: 0 auto;
}

.news-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    border-bottom: 1px solid #eee;
    transition: var(--transition-base);
    animation: var(--float-animation);
    animation-delay: calc(var(--animation-delay, 0) * 0.3s);
}

.news-item:hover {
    background: transparent;
    border-radius: 10px;
    transform: translateX(3px);
}

.news-date {
    font-weight: 600;
    color: var(--news-date-color);
    min-width: 100px;
}

.news-content h3 {
    margin-bottom: 0.5rem;
    color: var(--news-heading-color);
    font-weight: var(--news-heading-weight);
}

.news-content p {
    color: var(--news-text-color);
    font-weight: var(--news-text-weight);
}

/* 料金セクション */
.price-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.price-item {
    background: transparent !important;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition-base);
    animation: var(--float-animation);
    animation-delay: calc(var(--animation-delay, 0) * 0.25s);
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.price-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.price-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--price-heading-color);
    text-align: center;
    border-bottom: 2px solid var(--price-border-color);
    padding-bottom: 1rem;
    font-weight: var(--price-heading-weight);
}

.price-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.price-row:last-child {
    border-bottom: none;
}

.price-row span:last-child {
    font-weight: 600;
    color: var(--price-amount-color);
    font-size: 1.1rem;
}

/* 商品セクション */
.products-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.product-item {
    background: transparent !important;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition-base);
    text-align: center;
    animation: var(--float-animation);
    animation-delay: calc(var(--animation-delay, 0) * 0.15s);
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.product-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 200px;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid rgba(248, 180, 217, 0.1);
}

.product-item h3 {
    font-size: 1.2rem;
    margin: 1.5rem 1rem 1rem;
    color: var(--product-heading-color);
    font-weight: var(--product-heading-weight);
}

.product-item p {
    padding: 0 1rem;
    color: var(--product-text-color);
    margin-bottom: 1rem;
    font-weight: var(--product-text-weight);
}

.product-price {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--product-price-color);
    margin-bottom: 1.5rem;
}

/* 店舗情報 */
.shop-info-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.shop-info-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.shop-info-text {
    display: grid;
    gap: 2rem;
}

.info-item h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--shop-heading-color);
    font-weight: var(--shop-heading-weight);
}

.info-item i {
    color: var(--shop-icon-color);
    width: 20px;
}

.info-item p {
    color: var(--shop-text-color);
    line-height: 1.6;
    font-weight: var(--shop-text-weight);
}

.shop-image {
    height: 400px;
    background: transparent;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    border: 1px solid rgba(248, 180, 217, 0.1);
}

/* お問い合わせ */
.contact-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
    position: relative;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* 左側：店舗情報 */
.contact-info-left {
    text-align: left;
}

.contact-title {
    font-size: 2rem;
    font-weight: var(--contact-title-weight);
    color: var(--contact-title-color);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.contact-description {
    font-size: 1.1rem;
    color: var(--contact-text-color);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-weight: var(--contact-text-weight);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
    color: var(--contact-text-color);
    font-weight: var(--contact-text-weight);
}

.contact-item i {
    color: var(--contact-icon-color);
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

/* 右側：LINE公式アカウント */
.line-contact {
    background: transparent !important;
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
    box-shadow: var(--shadow);
}

.line-logo {
    width: 80px;
    height: 80px;
    background: #00B900;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.line-logo i {
    font-size: 2.5rem;
    color: var(--white);
}

.line-title {
    font-size: 1.8rem;
    font-weight: var(--line-title-weight);
    color: var(--line-title-color);
    margin-bottom: 1rem;
}

.line-description {
    font-size: 1rem;
    color: var(--line-text-color);
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: var(--line-text-weight);
}

.line-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    text-align: left;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1rem;
    color: var(--line-text-color);
    font-weight: var(--line-text-weight);
}

.feature-item i {
    color: #00B900;
    font-size: 1rem;
    width: 16px;
    text-align: center;
}

.line-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #f8b4d9, #f4a6c8);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    width: 100%;
    justify-content: center;
    animation: var(--pulse-animation);
    box-shadow: 0 4px 15px rgba(248, 180, 217, 0.3);
}

.line-button:hover {
    background: linear-gradient(135deg, #f4a6c8, #f8b4d9);
    transform: translateY(-1px);
    box-shadow: 0 5px 18px rgba(248, 180, 217, 0.4);
}

.line-button i {
    font-size: 1.2rem;
}

/* 会社概要 */
.about-section {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(248, 180, 217, 0.1);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    display: grid;
    gap: 2rem;
}

.about-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--about-heading-color);
    border-bottom: 2px solid var(--about-border-color);
    padding-bottom: 0.5rem;
    display: inline-block;
    font-weight: var(--about-heading-weight);
}

.about-item p {
    color: var(--about-text-color);
    line-height: 1.6;
    font-weight: var(--about-text-weight);
}

/* フッター */
.footer {
    background: linear-gradient(135deg, rgba(248, 180, 217, 0.7), rgba(244, 166, 200, 0.6));
    color: var(--footer-text-color);
    padding: 3rem 0 1rem;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-info h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-info p {
    margin-bottom: 0.5rem;
    opacity: var(--footer-opacity);
}

.social-media h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-item {
    position: relative;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    font-size: 1.5rem;
    transition: var(--transition-base);
    margin-bottom: 1rem;
    animation: var(--float-animation);
    animation-delay: calc(var(--animation-delay, 0) * 0.5s);
}

.social-icon.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-icon.line {
    background: #00B900;
}

.social-icon.tiktok {
    background: #000000;
}

.social-icon:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.qr-code {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    padding: 0.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 10;
}

.qr-image {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    display: block;
}

.social-item:hover .qr-code {
    opacity: 1;
    visibility: visible;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

@keyframes gentlePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

@keyframes softGlow {
    0%, 100% {
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    50% {
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    }
}

@keyframes heroBackground {
    0%, 100% {
        background: 
            radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    }
    25% {
        background: 
            radial-gradient(circle at 80% 20%, rgba(120, 119, 198, 0.4) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(255, 119, 198, 0.4) 0%, transparent 50%),
            radial-gradient(circle at 60% 60%, rgba(120, 219, 255, 0.4) 0%, transparent 50%);
    }
    50% {
        background: 
            radial-gradient(circle at 40% 40%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 60% 60%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    }
    75% {
        background: 
            radial-gradient(circle at 60% 60%, rgba(120, 119, 198, 0.4) 0%, transparent 50%),
            radial-gradient(circle at 40% 40%, rgba(255, 119, 198, 0.4) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(120, 219, 255, 0.4) 0%, transparent 50%);
    }
}

@keyframes floatingParticles {
    0% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.4;
    }
    25% {
        transform: translateY(-20px) rotate(90deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
        opacity: 0.4;
    }
    75% {
        transform: translateY(-30px) rotate(270deg);
        opacity: 0.6;
    }
    100% {
        transform: translateY(0px) rotate(360deg);
        opacity: 0.4;
    }
}

@keyframes contentGlow {
    0%, 100% {
        transform: scale(1);
        opacity: 0.1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.2;
    }
}

/* スクロールアニメーション */
.fade-in {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    transition: var(--transition-base);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 浮遊アニメーション */
.float-animation {
    animation: var(--float-animation);
}

.gentle-pulse {
    animation: var(--pulse-animation);
}

.soft-glow {
    animation: var(--glow-animation);
}

/* スムーススクロール */
html {
    scroll-behavior: smooth;
}