/* ============================================
   SEO h1セクション（動画下・視覚的に自然）
   ============================================ */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* SEO h1：ロゴ横の小テキスト */
.logo-seo-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.42);
    font-weight: 500;
    line-height: 1;
    letter-spacing: 0.03em;
    font-family: 'Noto Sans JP', sans-serif;
    white-space: nowrap;
    user-select: none;
}

/* モバイルでは非表示（狭いので） */

@media (max-width: 768px) {
    .logo-seo-text {
        display: none;
    }
}

/* ============================================
   ALK-NA 合同会社 - スタイルシート（改善版）
   音楽配信特化型ライバーマネジメント事務所

   【改善ポイント】
   1. モノトーン + ゴールドアクセント
   2. LINE誘導を強化
   3. 社会的証明を視覚化
   4. CTAボタンを各所に配置
   5. 信頼性を高めるデザイン
   ============================================ */

/* --------------------------------------------
   カスタムプロパティ（モノトーン + ゴールド）
   -------------------------------------------- */
:root {
    /* メインカラー（モノトーン + ゴールドアクセント） */
    --primary-color: #ffffff;        /* 白 */
    --primary-dark: #e5e5e5;         /* ライトグレー */
    --secondary-color: #999999;      /* ミディアムグレー */
    --accent-gold: #FFD700;          /* ゴールド（アクセント） */
    --accent-gold-light: #FFF4CC;    /* ライトゴールド */
    --line-green: #00B900;           /* LINE公式グリーン */

    /* 背景色 */
    --bg-dark: #1a1a1a;
    --bg-darker: #0a0a0a;
    --bg-light: #2a2a2a;
    --bg-white: #ffffff;

    /* テキストカラー */
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #999999;
    --text-dark: #333333;

    /* グラデーション */
    --gradient-primary: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);

    /* シャドウ */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);
    --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.4);

    /* トランジション */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* サイズ */
    --header-height: 80px;
    --container-width: 1200px;
    --border-radius: 20px;
}

/* --------------------------------------------
   リセット＆基本スタイル
   -------------------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    background: var(--gradient-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
    position: relative;
}

/* 偶数セクションの背景 */
section:nth-child(even) {
    background: rgba(20, 20, 20, 0.5);
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    section {
        padding: 4rem 0;
    }
}

/* --------------------------------------------
   ヘッダー
   -------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(0, 0, 0, 0.98);
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    height: 45px;
    width: auto;
    transition: var(--transition);
}

.logo img:hover {
    transform: scale(1.05);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-list a {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-gold);
    transition: var(--transition);
}

.nav-list a:hover::after {
    width: 100%;
}

/* ヘッダーCTAグループ */
.header-cta-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* LINEボタン（小） */
.btn-line-small {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--line-green);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-line-small:hover {
    background: #00A000;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 185, 0, 0.4);
}

/* ヘッダーCTA */
.header-cta {
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.header-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--accent-gold);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* モバイルメニュー */
.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-nav-list a {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.mobile-nav-list a:hover {
    color: var(--accent-gold);
    padding-left: 1rem;
}

.mobile-cta {
    background: var(--gradient-gold);
    color: var(--text-dark) !important;
    padding: 1rem !important;
    text-align: center;
    border-radius: 10px;
    border: none !important;
    font-weight: 700;
}

@media (max-width: 1024px) {
    .nav, .header-cta-group {
        display: none;
    }
    .hamburger {
        display: flex;
    }
}

/* --------------------------------------------
   ヒーローセクション（改善版）
   -------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 0;
}

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

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 10, 0.85) 0%,
        rgba(26, 26, 26, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 2rem 4rem 2rem;
    max-width: 1000px;
    margin-top: var(--header-height);
}

/* 実績バッジ群（背景動画付き） */
.hero-badges {
    position: relative;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    padding: 1.5rem 2rem;
    border-radius: 20px;
    overflow: hidden;
}

/* バッジ背景動画コンテナ */
.hero-badges-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

/* バッジ背景動画 */
.badges-bg-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(3px);
}

/* バッジ背景動画のオーバーレイ */
.badges-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 10, 0.85) 0%,
        rgba(26, 26, 26, 0.75) 50%,
        rgba(10, 10, 10, 0.85) 100%
    );
}

.hero-badge {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 215, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid var(--accent-gold);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-gold);
    transition: var(--transition);
}

.hero-badge:hover {
    background: rgba(255, 215, 0, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.4);
}

.hero-badge i {
    font-size: 1.1rem;
}

/* ヒーロータイトル */
.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 1.5rem;
}

/* 手書き風タイトル（3行） */
.hero-title-handwritten {
    font-family: 'Klee One', 'Noto Sans JP', cursive, sans-serif;
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: 0.05em;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    margin-bottom: 2rem;
}

.hero-title-line {
    display: block;
    color: #ffffff;
}

.hero-title-highlight {
    display: inline-block;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.2rem 1rem;
    border-radius: 10px;
    font-size: 0.7em;
}

.hero-title-main {
    display: block;
    color: var(--text-primary);
}

/* ヒーローサブタイトル */
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--accent-gold);
}

/* ヒーロー実績数字 */
.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.hero-stat-item {
    text-align: center;
}

.hero-stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

/* ヒーローボタン */
.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

/* 信頼性テキスト */
.hero-trust-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hero-trust-text i {
    color: var(--accent-gold);
}

/* スクロールインジケーター */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: var(--gradient-gold);
}

@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, 10px); }
}

@media (max-width: 768px) {
    .hero-content {
        padding: 0 1rem 3rem 1rem;
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    .hero-title-handwritten {
        font-size: clamp(1.1rem, 4vw, 1.5rem);
        line-height: 1.4;
        margin-bottom: 1.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .hero-stat-divider {
        display: none;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
        margin: 0 auto 1.5rem;
    }

    .hero-trust-text {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* --------------------------------------------
   実績・特徴セクション（ニュースの上）
   -------------------------------------------- */
.features-highlight {
    background: rgba(15, 23, 42, 0.95);
    padding: 4rem 0;
    text-align: center;
}

.features-highlight .hero-badges {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.features-highlight .hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.features-highlight .hero-subtitle strong {
    color: var(--accent-gold);
}

.features-highlight .hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-highlight .hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.features-highlight .hero-trust-text {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}

.features-highlight .hero-trust-text i {
    color: var(--accent-gold);
}

@media (max-width: 768px) {
    .features-highlight {
        padding: 3rem 0;
    }

    .features-highlight .hero-badges {
        flex-direction: column;
        gap: 1rem;
    }

    .features-highlight .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .features-highlight .hero-stat-divider {
        display: none;
    }

    .features-highlight .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .features-highlight .hero-trust-text {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* --------------------------------------------
   ボタンスタイル
   -------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    justify-content: center;
}

.btn i {
    font-size: 1.2rem;
}

/* プライマリボタン（ゴールド） */
.btn-primary {
    background: var(--gradient-gold);
    color: var(--text-dark);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.6);
}

/* LINEボタン */
.btn-line {
    background: var(--line-green);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 185, 0, 0.3);
}

.btn-line:hover {
    background: #00A000;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 185, 0, 0.5);
}

/* LINEボタン（大） */
.btn-line-large {
    background: var(--line-green);
    color: white;
    padding: 1.5rem 3rem;
    font-size: 1.2rem;
    box-shadow: 0 6px 25px rgba(0, 185, 0, 0.4);
}

.btn-line-large:hover {
    background: #00A000;
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(0, 185, 0, 0.6);
}

/* アウトラインボタン */
.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-dark);
    transform: translateY(-3px);
}

/* 大きいボタン */
.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

/* シミュレーターボタン */
.btn-simulator {
    width: 100%;
    margin-top: 2rem;
}

/* 送信ボタン */
.btn-submit {
    width: 100%;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .btn {
        width: 100%;
    }
}

/* --------------------------------------------
   お知らせ・ニュースセクション
   -------------------------------------------- */
.news-section {
    background: rgba(26, 26, 26, 0.5);
    padding: 6rem 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.news-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    position: relative;
}

.news-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.news-date {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-family: 'Montserrat', sans-serif;
}

.news-category {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-important {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.category-event {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
}

.category-partner {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    color: white;
}

.category-partnership {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    color: white;
}

.category-milestone {
    background: var(--gradient-gold);
    color: var(--text-dark);
}

.category-achievement {
    background: var(--gradient-gold);
    color: var(--text-dark);
}

.category-info {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.category-update {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.news-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.news-excerpt {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ローディング表示 */
.news-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--accent-gold);
}

.news-loading i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    animation: spin 1s linear infinite;
}

.news-loading p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* エラー表示 */
.news-error {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--border-radius);
    padding: 3rem;
}

.news-cta {
    text-align: center;
    padding: 3rem;
    background: rgba(255, 215, 0, 0.05);
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
}

.news-cta-text {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.news-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
    }

    .news-social {
        flex-direction: column;
        align-items: center;
    }

    .news-social .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* --------------------------------------------
   実績バナー
   -------------------------------------------- */
.stats-banner {
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem 0;
    border-top: 2px solid var(--accent-gold);
    border-bottom: 2px solid var(--accent-gold);
}

.stats-banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stats-banner-item {
    text-align: center;
    padding: 1.5rem;
}

.stats-banner-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stats-banner-label {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* --------------------------------------------
   セクション共通
   -------------------------------------------- */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    color: var(--accent-gold);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 3px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* セクションCTA */
.section-cta {
    text-align: center;
    margin-top: 4rem;
}

.cta-message {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .section-header {
        margin-bottom: 3rem;
    }
}

/* --------------------------------------------
   Aboutセクション
   -------------------------------------------- */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
}

.about-image-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--gradient-gold);
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-gold);
}

.badge-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-dark);
}

.badge-content i {
    font-size: 2rem;
}

.badge-number {
    font-size: 2rem;
    font-weight: 900;
    font-family: 'Montserrat', sans-serif;
    line-height: 1;
}

.badge-text {
    font-size: 0.9rem;
    font-weight: 600;
}

.about-heading {
    font-size: 1.8rem;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.about-paragraph {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-paragraph strong {
    color: var(--text-primary);
    font-weight: 700;
}

/* 強みリスト */
.about-strengths {
    margin: 2rem 0;
}

.strength-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    background: rgba(26, 26, 26, 0.5);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.strength-item:hover {
    border-color: var(--accent-gold);
    transform: translateX(10px);
}

.strength-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-dark);
    flex-shrink: 0;
}

.strength-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.strength-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.about-cta {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-cta {
        flex-direction: column;
    }
}

/* --------------------------------------------
   収益例セクション
   -------------------------------------------- */
.revenue-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.revenue-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    position: relative;
}

.revenue-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.revenue-card.featured {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(26, 26, 26, 0.8) 100%);
}

.revenue-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
}

.revenue-level {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.revenue-amount {
    text-align: center;
    margin-bottom: 1rem;
}

.revenue-yen {
    font-size: 1.5rem;
    color: var(--text-secondary);
    vertical-align: top;
}

.revenue-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
}

.revenue-period {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.revenue-time {
    text-align: center;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.revenue-features {
    list-style: none;
}

.revenue-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    color: var(--text-secondary);
}

.revenue-features i {
    color: var(--accent-gold);
}

/* 収益シミュレーター */
.revenue-simulator {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(26, 26, 26, 0.9) 100%);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.simulator-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--accent-gold);
}

.simulator-title i {
    margin-right: 0.5rem;
}

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

.simulator-input label {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.input-with-unit {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#hoursPerMonth {
    flex: 1;
    height: 10px;
    background: linear-gradient(
        to right,
        rgba(255, 215, 0, 0.2) 0%,
        rgba(255, 215, 0, 0.4) 50%,
        rgba(255, 215, 0, 0.2) 100%
    );
    border-radius: 10px;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
    transition: var(--transition);
}

#hoursPerMonth:hover {
    background: linear-gradient(
        to right,
        rgba(255, 215, 0, 0.3) 0%,
        rgba(255, 215, 0, 0.5) 50%,
        rgba(255, 215, 0, 0.3) 100%
    );
}

#hoursPerMonth::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 28px;
    height: 28px;
    background: var(--gradient-gold);
    border-radius: 50%;
    cursor: grab;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.5);
    transition: var(--transition);
}

#hoursPerMonth::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.7);
}

#hoursPerMonth::-webkit-slider-thumb:active {
    cursor: grabbing;
    transform: scale(1.1);
}

#hoursPerMonth::-moz-range-thumb {
    width: 28px;
    height: 28px;
    background: var(--gradient-gold);
    border-radius: 50%;
    cursor: grab;
    border: none;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.5);
    transition: var(--transition);
}

#hoursPerMonth::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.7);
}

#hoursPerMonth::-moz-range-thumb:active {
    cursor: grabbing;
    transform: scale(1.1);
}

.input-value {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
    min-width: 60px;
    text-align: right;
}

.input-unit {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.simulator-result {
    text-align: center;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 15px;
    border: 1px solid var(--accent-gold);
}

.result-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.result-amount {
    margin-bottom: 1rem;
}

.result-yen {
    font-size: 1.8rem;
    color: var(--text-secondary);
    vertical-align: top;
}

.result-number {
    font-size: clamp(2rem, 10vw, 4rem);
    font-weight: 900;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
    word-break: break-all;
}

.result-note {
    font-size: 0.85rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .simulator-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* --------------------------------------------
   比較表セクション
   -------------------------------------------- */
.comparison-table {
    background: rgba(26, 26, 26, 0.8);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: rgba(40, 40, 40, 0.8);
    font-weight: 700;
    border-bottom: 2px solid var(--accent-gold);
}

.comparison-cell {
    padding: 1.5rem;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-cell:last-child {
    border-right: none;
}

.comparison-cell.highlight {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, transparent 100%);
    color: var(--accent-gold);
    font-weight: 700;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.comparison-cell.label {
    text-align: left;
    font-weight: 600;
}

.comparison-cell i {
    font-size: 1.5rem;
}

.comparison-cell .fa-check-circle {
    color: var(--accent-gold);
}

.comparison-cell .fa-times-circle {
    color: var(--secondary-color);
}

.comparison-cta {
    text-align: center;
    margin-top: 3rem;
}

.comparison-cta-text {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.comparison-cta-text strong {
    color: var(--accent-gold);
}

@media (max-width: 768px) {
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1.5fr 1fr 1fr;
    }

    .comparison-cell {
        padding: 1rem 0.5rem;
        font-size: 0.85rem;
    }
}

/* --------------------------------------------
   特徴セクション（5つの特徴対応）
   -------------------------------------------- */
.features-large-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

/* 4つ目と5つ目は中央に配置 */
.features-large-grid .feature-large-card:nth-child(4),
.features-large-grid .feature-large-card:nth-child(5) {
    grid-column: span 1;
}

/* 4つ目を2列目、5つ目を3列目に配置 */
.features-large-grid .feature-large-card:nth-child(4) {
    grid-column: 1 / 2;
}

.features-large-grid .feature-large-card:nth-child(5) {
    grid-column: 2 / 3;
}

/* タブレット: 2カラム */
@media (max-width: 1200px) {
    .features-large-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-large-grid .feature-large-card:nth-child(4),
    .features-large-grid .feature-large-card:nth-child(5) {
        grid-column: span 1;
    }
}

/* スマホ: 1カラム */
@media (max-width: 768px) {
    .features-large-grid {
        grid-template-columns: 1fr;
    }

    .features-large-grid .feature-large-card:nth-child(4),
    .features-large-grid .feature-large-card:nth-child(5) {
        grid-column: span 1;
    }
}

.feature-large-card {
    position: relative;
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem 2.5rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.feature-large-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.feature-large-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(255, 215, 0, 0.1);
    font-family: 'Montserrat', sans-serif;
}

.feature-large-icon {
    font-size: 3.5rem;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
}

.feature-large-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-large-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.feature-large-points {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.feature-large-points span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 215, 0, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.feature-large-points i {
    color: var(--accent-gold);
}

/* --------------------------------------------
   成功事例セクション
   -------------------------------------------- */
.success-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    overflow: hidden;
}

.success-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    width: 100%;
}

.success-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-gold);
}

.success-image {
    position: relative;
    width: 100%;
    height: 280px;
    max-height: 280px;
    overflow: hidden;
    display: block;
}

.success-image img {
    display: block;
    width: 100%;
    height: 280px;
    max-width: 100%;
    object-fit: cover;
    object-position: center center;
    filter: grayscale(30%);
    transition: var(--transition);
}

.success-card:hover .success-image img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.success-badge {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.success-content {
    padding: 2rem;
}

.success-name {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.success-platform {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-gold);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.success-story {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.success-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.success-stat {
    text-align: center;
}

.success-stat .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}

.success-stat .stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-gold);
}

/* JoinCTA */
.join-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, rgba(26, 26, 26, 0.8) 100%);
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
}

.join-cta-content h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.join-cta-content p {
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .join-cta {
        flex-direction: column;
        text-align: center;
    }
}

/* --------------------------------------------
   アプリセクション
   -------------------------------------------- */
.apps-large-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.app-large-card {
    position: relative;
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem 2.5rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.app-large-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.app-large-card.featured {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(26, 26, 26, 0.8) 100%);
}

.app-large-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.app-large-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-gold);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.app-large-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.app-large-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.app-large-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.app-large-features {
    list-style: none;
}

.app-large-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.app-large-features i {
    color: var(--accent-gold);
}

/* --------------------------------------------
   サポートセクション
   -------------------------------------------- */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.support-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.support-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.support-number {
    display: inline-block;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-gold);
    margin-bottom: 1rem;
    font-family: 'Montserrat', sans-serif;
}

.support-icon {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 1rem;
}

.support-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.support-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --------------------------------------------
   不安解消セクション
   -------------------------------------------- */
.concerns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.concern-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.concern-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.concern-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.concern-icon.worry {
    background: rgba(255, 100, 100, 0.1);
    color: #ff6464;
}

.concern-icon.solved {
    background: rgba(255, 215, 0, 0.15);
    color: var(--accent-gold);
}

.concern-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.concern-arrow {
    font-size: 2rem;
    color: var(--accent-gold);
    margin: 1rem 0;
}

.concern-solution {
    color: var(--text-secondary);
    line-height: 1.7;
}

.concern-solution strong {
    display: block;
    color: var(--accent-gold);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

/* --------------------------------------------
   ライバーセクション
   -------------------------------------------- */
.livers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.liver-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.liver-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-gold);
}

.liver-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.liver-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%);
    transition: var(--transition);
}

.liver-card:hover .liver-image img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.liver-rank {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: var(--shadow-md);
}

.liver-info {
    padding: 2rem;
}

.liver-name {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.liver-platform {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-gold);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.liver-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.liver-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.liver-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.liver-stat i {
    color: var(--accent-gold);
}

/* --------------------------------------------
   登録フローセクション
   -------------------------------------------- */
.flow-container {
    max-width: 800px;
    margin: 0 auto;
}

.flow-step {
    margin-bottom: 2rem;
}

.flow-step-number {
    display: inline-block;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.flow-step-content {
    background: rgba(26, 26, 26, 0.8);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    transition: var(--transition);
}

.flow-step-content:hover {
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.flow-step-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--text-dark);
    flex-shrink: 0;
}

.flow-step-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.flow-step-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.flow-step-time {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-gold);
    font-size: 0.9rem;
    font-weight: 600;
}

.flow-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--accent-gold);
    margin: 1rem 0;
}

.flow-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(26, 26, 26, 0.8) 100%);
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
}

.flow-cta-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.flow-cta-text i {
    color: var(--accent-gold);
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .flow-step-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .flow-step-icon {
        margin: 0 auto;
    }
}

/* --------------------------------------------
   FAQセクション
   -------------------------------------------- */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 15px;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--accent-gold);
}

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.05rem;
}

.faq-question:hover {
    background: rgba(255, 215, 0, 0.05);
}

.faq-question-text {
    flex: 1;
}

.faq-icon {
    color: var(--accent-gold);
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 2rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-cta {
    text-align: center;
    margin-top: 3rem;
}

.faq-cta-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* --------------------------------------------
   提携会社・パートナーセクション
   -------------------------------------------- */
.partners-section {
    background: rgba(26, 26, 26, 0.5);
    padding: 6rem 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.partner-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.partner-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.partner-card-placeholder {
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.3);
}

.partner-card-placeholder:hover {
    border-color: var(--accent-gold);
}

.partner-logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 150px;
}

.partner-logo-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 15px;
    width: 100%;
}

.partner-logo-placeholder i {
    font-size: 4rem;
    color: var(--accent-gold);
}

.partner-logo-text {
    font-size: 1.8rem;
    font-weight: 900;
    font-family: 'Montserrat', sans-serif;
    color: var(--accent-gold);
    text-align: center;
}

.partner-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.partner-name {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
}

.partner-category {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 215, 0, 0.1) 100%);
    color: var(--accent-gold);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    align-self: flex-start;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.partner-description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.partner-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.partner-tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.partner-tag:hover {
    background: rgba(255, 215, 0, 0.2);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.partner-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    transition: var(--transition);
    align-self: flex-start;
    margin-top: 1rem;
}

.partner-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* パートナーシップの特徴 */
.partnership-benefits {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(26, 26, 26, 0.8) 100%);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
}

.benefits-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 3rem;
    color: var(--accent-gold);
    font-family: 'Montserrat', sans-serif;
}

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

.benefit-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.benefit-item:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: var(--accent-gold);
    transform: translateY(-5px);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-gold);
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--text-dark);
}

.benefit-item h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .partners-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .partnership-benefits {
        padding: 2rem 1.5rem;
    }
}

/* --------------------------------------------
   LINE CTAセクション（大型）
   -------------------------------------------- */
.line-cta-section {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, var(--bg-dark) 100%);
    padding: 6rem 0;
}

.line-cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 4rem 3rem;
    background: rgba(26, 26, 26, 0.9);
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-xl);
}

.line-cta-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: var(--line-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    box-shadow: 0 10px 30px rgba(0, 185, 0, 0.4);
}

.line-cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.line-cta-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.line-cta-description strong {
    color: var(--accent-gold);
}

.line-cta-benefits {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.line-benefit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.line-benefit i {
    color: var(--accent-gold);
    font-size: 1.2rem;
}

.line-cta-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .line-cta-content {
        padding: 3rem 2rem;
    }

    .line-cta-benefits {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}

/* --------------------------------------------
   お問い合わせセクション
   -------------------------------------------- */
.contact-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-form-wrapper {
    background: rgba(26, 26, 26, 0.9);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-xl);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    font-size: 0.95rem;
}

.required {
    color: #ff6464;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(40, 40, 40, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 会社情報 */
.company-info {
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.company-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.company-logo img {
    width: 150px;
    margin: 0 auto;
}

.company-info h3 {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--accent-gold);
}

.company-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.company-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(40, 40, 40, 0.5);
    border-radius: 10px;
}

.company-info-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--text-dark);
    flex-shrink: 0;
}

.company-info-content h4 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.company-info-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

@media (max-width: 968px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------
   フッター
   -------------------------------------------- */
.footer {
    background: var(--gradient-dark);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    width: 150px;
    height: auto;
}

.footer-tagline {
    color: var(--accent-gold);
    font-size: 1.1rem;
    font-weight: 600;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-nav-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--accent-gold);
}

.footer-nav-column ul {
    list-style: none;
}

.footer-nav-column li {
    margin-bottom: 0.75rem;
}

.footer-nav-column a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-nav-column a:hover {
    color: var(--accent-gold);
    padding-left: 0.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icon {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--text-primary);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icon:hover {
    background: var(--gradient-gold);
    color: var(--text-dark);
    transform: translateY(-5px);
    box-shadow: var(--shadow-gold);
}

/* フッターCTA */
.footer-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 3rem;
    background: rgba(26, 26, 26, 0.8);
    border-radius: var(--border-radius);
    border: 2px solid var(--accent-gold);
    margin-bottom: 3rem;
}

.footer-cta-content h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.footer-cta-content p {
    color: var(--text-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-partner {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-partner strong {
    color: var(--accent-gold);
    font-weight: 700;
}

@media (max-width: 968px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-cta {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-social {
        justify-content: center;
    }
}

/* --------------------------------------------
   フローティングマスコット & LINEボタン
   -------------------------------------------- */
/* フローティングマスコット */
.floating-mascot {
    position: fixed;
    bottom: 10rem;
    right: 2rem;
    z-index: 999;
    cursor: pointer;
    transition: var(--transition);
    animation: float 3s ease-in-out infinite;
}

.floating-mascot:hover {
    transform: scale(1.1) rotate(5deg);
}

.floating-mascot img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.3));
    transition: var(--transition);
}

.mascot-speech-bubble {
    position: absolute;
    top: -10px;
    right: 110px;
    background: var(--line-green);
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.95rem;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(0, 185, 0, 0.4);
    animation: bubble-bounce 2s ease-in-out infinite;
    line-height: 1.4;
    text-align: center;
}

.mascot-speech-bubble::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid var(--line-green);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
}

@keyframes bubble-bounce {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* LINEボタン */
.floating-line {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 998;
}

.floating-line-button {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--line-green);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 6px 25px rgba(0, 185, 0, 0.5);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.floating-line-button:hover {
    background: #00A000;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 35px rgba(0, 185, 0, 0.7);
}

.floating-line-button i {
    font-size: 1.8rem;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 6px 25px rgba(0, 185, 0, 0.5);
    }
    50% {
        box-shadow: 0 6px 35px rgba(0, 185, 0, 0.8);
    }
}

@media (max-width: 768px) {
    .floating-mascot {
        bottom: 7rem;
        right: 1rem;
    }

    .floating-mascot img {
        width: 80px;
        height: 80px;
    }

    .mascot-speech-bubble {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
        right: 75px;
        top: 0;
    }

    .mascot-speech-bubble::after {
        border-left: 10px solid var(--line-green);
        border-top: 6px solid transparent;
        border-bottom: 6px solid transparent;
    }

    .floating-line {
        bottom: 1rem;
        right: 1rem;
    }

    .floating-line-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

    .floating-line-button span {
        display: none;
    }
}

/* --------------------------------------------
   トップに戻るボタン
   -------------------------------------------- */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 55px;
    height: 55px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--text-dark);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
    box-shadow: var(--shadow-gold);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.6);
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 5rem;
        left: 1rem;
        width: 50px;
        height: 50px;
    }
}

/* --------------------------------------------
   ユーティリティクラス
   -------------------------------------------- */
.text-center {
    text-align: center;
}

.text-gold {
    color: var(--accent-gold);
}

.bg-gold {
    background: var(--gradient-gold);
}
/* ============================================
   モバイル: 動画横幅を全表示（縦短縮OK）
   ※ .hero { min-height:100vh } より後に記述することで正しく上書き
   ============================================ */
@media (max-width: 768px) {
    .hero {
        min-height: max(56.25vw, 300px);
        margin-top: var(--header-height);
    }
}