/* ========================================
   リセットとベーススタイル
   ======================================== */
:root {
    --animation-duration: 0.8s;
    --animation-delay: 0.1s;
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient: linear-gradient(180deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-pink: #ff006e;
    --accent-blue: #00d4ff;
    --accent-purple: #8b5cf6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: #000000;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 110, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 90%, rgba(0, 212, 255, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

/* ========================================
   コンテナとレイアウト
   ======================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

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

/* ========================================
   ヘッダー
   ======================================== */
.header {
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1.2rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.logo h1 a {
    color: var(--text-primary);
    background: linear-gradient(135deg, #00d4ff, #667eea, #ff006e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    transition: width 0.3s ease;
}

.nav a:hover,
.nav a.active {
    color: var(--text-primary);
}

.nav a:hover::after,
.nav a.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: #2c3e50;
    transition: all 0.3s ease;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    list-style: none;
    padding: 1rem 0;
}

.mobile-menu li {
    padding: 0.8rem 2rem;
    border-bottom: 1px solid #eee;
}

.mobile-menu a {
    color: #555;
    font-weight: 500;
}

/* ========================================
   ヒーローセクション - 2024 Ultra Modern
   ======================================== */
.hero {
    background: #000000;
    color: var(--text-primary);
    padding: 0;
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    width: 60%;
    height: 120%;
    background: url('../images/hero-modern.jpg') center/contain no-repeat;
    transform: translateY(-50%);
    opacity: 0.9;
    pointer-events: none;
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 80% 20%, rgba(102, 126, 234, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 20% 80%, rgba(255, 0, 110, 0.2) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 8rem 0 6rem;
    }
    
    .hero::before {
        width: 100%;
        height: 50%;
        top: auto;
        bottom: 0;
        transform: none;
        opacity: 0.3;
    }
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
    text-align: left;
    padding: 4rem 0;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 900;
    margin-bottom: 2rem;
    line-height: 0.95;
    color: var(--text-primary);
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.2s forwards;
    letter-spacing: -0.04em;
}

.hero-title br {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: 3rem;
    opacity: 0;
    line-height: 1.7;
    color: var(--text-secondary);
    font-weight: 400;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.4s forwards;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.6s forwards;
}

@media (max-width: 768px) {
    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    
    .hero-subtitle {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
    }
}

/* ========================================
   ボタンスタイル - 2024 Modern
   ======================================== */
.btn {
    display: inline-block;
    padding: 1.1rem 2.8rem;
    border-radius: 100px;
    font-weight: 700;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    letter-spacing: 0.03em;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 400px;
    height: 400px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 60px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

/* ========================================
   セクション共通スタイル
   ======================================== */
.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

section {
    padding: 120px 0;
    position: relative;
}

@media (max-width: 768px) {
    section {
        padding: 80px 0;
    }
}

/* ========================================
   会社概要セクション
   ======================================== */
.about {
    background-color: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.about-item {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.about-item h3 {
    font-size: 1.1rem;
    color: #667eea;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.about-item p {
    color: #555;
    line-height: 1.8;
}

.about-item a {
    color: #667eea;
}

.about-item a:hover {
    text-decoration: underline;
}

/* ========================================
   サービスセクション
   ======================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* ========================================
   お問い合わせセクション
   ======================================== */
.contact {
    background-color: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.contact-info p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

.contact-detail strong {
    display: block;
    color: #667eea;
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.contact-detail p,
.contact-detail a {
    color: #555;
}

.contact-detail a:hover {
    color: #667eea;
}

/* フォームスタイル */
.contact-form {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: 500;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
}

/* ========================================
   フッター - 2024 Modern
   ======================================== */
.footer {
    background: rgba(10, 10, 10, 0.95);
    color: var(--text-secondary);
    padding: 4rem 0 2rem;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--accent-blue) 50%, transparent 100%);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 700;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--accent-blue);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   特定商取引法ページ
   ======================================== */
.main-content {
    min-height: calc(100vh - 400px);
    padding: 3rem 0;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 3px solid #667eea;
}

.page-header h1 {
    font-size: 2.2rem;
    color: #2c3e50;
}

.tokushoho-content {
    max-width: 900px;
    margin: 0 auto;
}

.tokushoho-section {
    background-color: #fff;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.tokushoho-section h2 {
    font-size: 1.4rem;
    color: #2c3e50;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #667eea;
}

.tokushoho-section p {
    color: #555;
    line-height: 1.8;
}

.tokushoho-section a {
    color: #667eea;
}

.tokushoho-section a:hover {
    text-decoration: underline;
}

.subsection {
    margin-top: 1.5rem;
}

.subsection h3 {
    font-size: 1.1rem;
    color: #34495e;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.subsection p {
    margin-left: 1rem;
}

.highlight {
    border-left: 4px solid #667eea;
    background-color: #f8f9ff;
}

.warning {
    color: #e74c3c;
    font-weight: 500;
}

.note {
    background-color: #fff3cd;
    padding: 1rem;
    border-radius: 5px;
    margin-top: 1rem;
    border-left: 4px solid #ffc107;
}

.note p {
    color: #856404;
    margin: 0;
}

.back-link {
    text-align: center;
    margin-top: 3rem;
}

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 1.6rem;
    }

    section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .logo h1 {
        font-size: 1.1rem;
    }

    .service-card,
    .contact-form {
        padding: 1.5rem;
    }
}

/* ========================================
   ドロップダウンメニュー
   ======================================== */
.dropdown {
    position: relative;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    min-width: 250px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    border-radius: 5px;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    z-index: 1000;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    display: block;
    padding: 0.8rem 1.5rem;
    color: #555;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.dropdown-content a:hover,
.dropdown-content a.active {
    background-color: #f8f9fa;
    color: #667eea;
}

/* モバイルドロップダウン */
.mobile-dropdown {
    position: relative;
}

.mobile-dropbtn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.mobile-dropdown-content {
    display: none;
    background-color: #f8f9fa;
    padding-left: 1rem;
}

.mobile-dropdown-content a {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    color: #666;
    display: block;
}

.mobile-dropdown.active .mobile-dropdown-content {
    display: block;
}

/* ========================================
   プロダクトセクション - Bento Grid Style
   ======================================== */
.products {
    background: #000000;
    padding: 120px 0;
    position: relative;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    margin-top: -3rem;
    margin-bottom: 5rem;
    font-weight: 400;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.product-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0;
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: left;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(102, 126, 234, 0.1), transparent 50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card .image-container {
    margin: 0;
    height: 280px;
    overflow: hidden;
    position: relative;
}

.product-card .image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.6) 100%);
}

.product-card .image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.product-card:hover .image-container img {
    transform: scale(1.1);
}

.product-card > div:not(.image-container) {
    padding: 2.5rem;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.5));
}

.product-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.product-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.product-link {
    color: var(--accent-blue);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}

.product-link::after {
    content: '→';
    transition: transform 0.3s ease;
}

.product-card:hover .product-link {
    color: var(--accent-purple);
}

.product-card:hover .product-link::after {
    transform: translateX(5px);
}

/* ========================================
   プロダクト詳細ページ
   ======================================== */
.page-hero {
    background: #000000;
    color: var(--text-primary);
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 0;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(255, 0, 110, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.page-hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 60%);
    animation: rotate 25s linear infinite;
    pointer-events: none;
}

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

.page-hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #ffffff, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    opacity: 0.85;
    position: relative;
    z-index: 1;
    font-weight: 400;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .page-hero {
        padding: 80px 0 60px;
    }
}

/* メインコンテンツ */
.main-content {
    min-height: auto;
    padding: 0;
}

.product-overview {
    padding: 80px 0;
    background: #000000;
}

.product-overview .container {
    max-width: 1200px;
    padding: 0 3rem;
}

.lead-text {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    line-height: 2;
    color: var(--text-secondary);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    font-weight: 400;
    padding: 0 2rem;
}

.product-features {
    background: #000000;
    padding: 80px 0;
    position: relative;
}

.product-features .container {
    max-width: 1200px;
    padding: 0 3rem;
}

.product-features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 5%;
    right: 5%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.4));
}

.feature-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .product-overview .container,
    .product-features .container {
        padding: 0 1.5rem;
    }
    
    .lead-text {
        padding: 0 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.product-benefits {
    padding: 80px 0;
    background: #000000;
    position: relative;
}

.product-benefits .container {
    max-width: 1200px;
    padding: 0 3rem;
}

.product-benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 5%;
    right: 5%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
}

.benefits-list {
    max-width: 1000px;
    margin: 3rem auto 0;
}

.benefit-item {
    display: flex;
    gap: 3rem;
    margin-bottom: 2.5rem;
    align-items: flex-start;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
}

.benefit-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateX(10px);
}

.benefit-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 100px;
    flex-shrink: 0;
}

.benefit-content h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.benefit-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

@media (max-width: 768px) {
    .product-benefits .container {
        padding: 0 1.5rem;
    }
    
    .benefit-item {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .benefit-number {
        min-width: auto;
    }
}

.product-pricing {
    background: #000000;
    padding: 80px 0;
    position: relative;
}

.product-pricing .container {
    max-width: 1200px;
    padding: 0 3rem;
}

.product-pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 5%;
    right: 5%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 3rem auto 0;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pricing-card.featured {
    border: 2px solid var(--accent-blue);
    transform: scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: #fff;
    padding: 0.6rem 1.8rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.pricing-title {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 700;
}

.pricing-price {
    margin-bottom: 2.5rem;
}

.price-amount {
    font-size: 2.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2.5rem;
    text-align: left;
}

.pricing-features li {
    padding: 1rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .product-pricing .container {
        padding: 0 1.5rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

.product-cta {
    text-align: center;
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.product-cta .container {
    max-width: 1200px;
    padding: 0 3rem;
}

.product-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

.product-cta h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.product-cta p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin-bottom: 3rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .product-cta .container {
        padding: 0 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        width: 100%;
        max-width: 300px;
    }
}

/* ========================================
   会社概要ページ
   ======================================== */
.company-info {
    padding: 60px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.info-item {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.info-item h3 {
    font-size: 1.2rem;
    color: #667eea;
    margin-bottom: 1rem;
    font-weight: 600;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #667eea;
}

.info-item p {
    color: #555;
    line-height: 1.8;
}

/* ========================================
   お問い合わせページ
   ======================================== */
.contact-page {
    padding: 60px 0;
}

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

.contact-page-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-page-intro p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
}

/* ========================================
   アニメーション・モーションデザイン
   ======================================== */

/* フェードイン・スライドアップ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* スクロールアニメーション用クラス */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-left.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-right.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-scale.animated {
    opacity: 1;
    transform: scale(1);
}

/* カードホバー効果の強化 */
.product-card,
.service-card,
.feature-item,
.pricing-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover,
.service-card:hover {
    transform: translateY(-12px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(102, 126, 234, 0.2);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.25);
}

/* ボタンホバー効果の強化 */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* 画像ホバー効果 */
img,
.product-image,
.feature-image {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

img:hover,
.product-image:hover,
.feature-image:hover {
    transform: scale(1.05);
}

/* パララックス効果 */
.parallax-section {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* セクションタイトルアニメーション */
.section-title {
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: translateX(-50%);
    transition: width 0.6s ease;
}

.section-title.animated::after {
    width: 80px;
}

/* ページ遷移エフェクト */
.page-transition {
    animation: fadeIn 0.5s ease;
}

/* 画像コンテナ */
.image-container {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
}

.image-container img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.image-container:hover img {
    transform: scale(1.1);
}

.image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.image-container:hover::after {
    opacity: 1;
}

/* プロダクト画像スタイル */
.product-hero-image {
    width: 100%;
    max-width: 1000px;
    margin: -80px auto 0;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
    transform: perspective(1000px) rotateX(2deg);
    transition: transform 0.6s ease;
    position: relative;
    z-index: 10;
}

.product-hero-image:hover {
    transform: perspective(1000px) rotateX(0deg) translateY(-10px);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}

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

@media (max-width: 768px) {
    .product-hero-image {
        margin: -60px auto 0;
        max-width: 90%;
    }
}

/* スムーズなトランジション */
* {
    transition-property: background-color, color, border-color, transform, opacity, box-shadow;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ローディングアニメーション */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* レスポンシブアニメーション調整 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}