/* ===================================
   基本設定
   =================================== */
:root {
    --primary-color: #4A90E2;
    --secondary-color: #667EEA;
    --accent-color: #FF6B6B;
    --success-color: #48BB78;
    --text-dark: #2D3748;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

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

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

/* ===================================
   ヘッダー・ナビゲーション
   =================================== */
.header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 1rem 0;
}

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

.navbar-brand .logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-image {
    height: 50px;
    width: auto;
    display: block;
}

.logo-text {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.navbar-menu li a {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
    white-space: nowrap;
}

.navbar-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.navbar-menu li a:hover::after,
.navbar-menu li a.active::after {
    width: 100%;
}

.btn-primary-nav {
    background-color: var(--primary-color);
    color: white !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 50px;
    font-weight: 600;
}

.btn-primary-nav::after {
    display: none;
}

.btn-primary-nav:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===================================
   ヒーローセクション
   =================================== */
.hero {
    position: relative;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 4rem 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.hero-logo {
    margin: 2rem 0;
}

.hero-logo img {
    max-width: 600px;
    margin: 0 auto;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* アニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delay-1 {
    animation: fadeIn 0.8s ease-out 0.2s backwards;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s backwards;
}

.animate-fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s backwards;
}

.animate-fade-in-delay-4 {
    animation: fadeIn 0.8s ease-out 0.8s backwards;
}

/* ===================================
   ボタン
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background-color: var(--bg-white);
    color: var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--bg-white);
    border: 2px solid var(--bg-white);
}

.btn-secondary:hover {
    background-color: var(--bg-white);
    color: var(--primary-color);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #38a169;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* ===================================
   イントロセクション
   =================================== */
.intro-section {
    background-color: var(--bg-light);
}

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

.intro-text {
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
    text-align: center;
}

.cta-banner {
    margin-top: 3rem;
}

.cta-banner img,
.cta-banner-full img {
    width: 100%;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.cta-banner img:hover,
.cta-banner-full img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   動画セクション
   =================================== */
.video-section {
    background-color: var(--bg-white);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.video-item {
    text-align: center;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
}

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

.video-caption {
    margin-top: 1rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ===================================
   アプリギャラリー
   =================================== */
.gallery-section {
    background-color: var(--bg-light);
}

.app-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.app-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    background-color: var(--bg-white);
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.app-item img {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
    display: block;
    max-height: 600px;
}

/* ===================================
   特徴セクション
   =================================== */
.features-section {
    background-color: var(--bg-white);
}

.feature-highlight {
    max-width: 900px;
    margin: 0 auto 3rem;
    text-align: center;
}

.feature-highlight-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-highlight-text {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-dark);
}

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

.feature-card {
    background-color: var(--bg-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* ===================================
   CTAセクション
   =================================== */
.cta-section {
    background-color: var(--bg-light);
}

.cta-banner-full {
    margin-bottom: 2rem;
}

.cta-banner-full:last-child {
    margin-bottom: 0;
}

/* ===================================
   お問い合わせセクション
   =================================== */
.contact-section {
    background-color: var(--bg-white);
}

.contact-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   フッター
   =================================== */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

.footer-title {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-text {
    line-height: 1.8;
    color: #CBD5E0;
    margin-bottom: 1rem;
}

.footer-company {
    color: white;
    font-size: 1.1rem;
}

.footer-subtitle {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

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

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

.footer-links li a {
    color: #CBD5E0;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #CBD5E0;
}

/* ===================================
   トップへ戻るボタン
   =================================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
}

/* ===================================
   固定お問い合わせボタン
   =================================== */
.fixed-contact-buttons {
    position: fixed;
    bottom: 80px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 998;
}

.fixed-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    cursor: pointer;
}

.fixed-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.phone-btn {
    background: linear-gradient(135deg, #4CAF50, #45a049);
}

.phone-btn:hover {
    background: linear-gradient(135deg, #45a049, #3d8b40);
}

.meet-btn {
    background: linear-gradient(135deg, #2196F3, #1976D2);
}

.meet-btn:hover {
    background: linear-gradient(135deg, #1976D2, #1565C0);
}

.mail-btn {
    background: linear-gradient(135deg, #667EEA, #764BA2);
}

.mail-btn:hover {
    background: linear-gradient(135deg, #764BA2, #667EEA);
}

/* ツールチップ */
.fixed-btn::before {
    content: attr(data-tooltip);
    position: absolute;
    right: 70px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.fixed-btn:hover::before {
    opacity: 1;
    visibility: visible;
    right: 68px;
}

/* ===================================
   レスポンシブデザイン
   =================================== */

/* タブレットサイズ（中間） */
@media (max-width: 1024px) {
    .navbar-menu {
        gap: 1rem;
    }
    
    .navbar-menu li a {
        font-size: 0.9rem;
    }
    
    .btn-primary-nav {
        padding: 0.6rem 1.2rem !important;
        font-size: 0.9rem;
    }
    
    .logo-image {
        height: 45px;
    }
    
    .logo-text {
        font-size: 1.75rem;
    }
    
    .logo-subtitle {
        font-size: 0.7rem;
    }
}

/* モバイルサイズ */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        box-shadow: var(--shadow-md);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .navbar-menu.active {
        max-height: 500px;
    }
    
    .navbar-menu li {
        width: 100%;
        text-align: center;
    }
    
    .navbar-menu li a {
        display: block;
        padding: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .features-grid,
    .app-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .contact-buttons {
        flex-direction: column;
    }
    
    .btn-lg {
        width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* 固定ボタンのモバイル調整 */
    .fixed-contact-buttons {
        bottom: 70px;
        right: 15px;
        gap: 10px;
    }
    
    .fixed-btn {
        width: 50px;
        height: 50px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 600px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .logo-image {
        height: 38px;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .app-gallery {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .app-item {
        max-width: 100%;
        min-height: 300px;
    }
}

/* ===================================
   キャンペーンバナー
   =================================== */
.campaign-banner {
    background: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    color: white;
    padding: 1rem 2rem;
    text-align: center;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    position: relative;
    overflow: hidden;
}

.campaign-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.campaign-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.campaign-badge {
    background: white;
    color: #FF6B6B;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 900;
    animation: pulse 2s infinite;
}

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

.campaign-text {
    font-size: 1.1rem;
}

.campaign-highlight {
    font-size: 1.3rem;
    font-weight: 900;
    color: #FFD700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .campaign-banner {
        padding: 1rem;
    }
    
    .campaign-text {
        font-size: 0.95rem;
    }
    
    .campaign-highlight {
        font-size: 1.1rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

/* ===================================
   ページヒーロー
   =================================== */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 5rem 0 3rem;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* ===================================
   特徴ページ
   =================================== */
.feature-main-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.feature-main-item {
    text-align: center;
}

.feature-main-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.feature-main-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-main-description {
    line-height: 1.9;
    color: var(--text-light);
}

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

.use-case-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.use-case-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.use-case-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.use-case-list {
    list-style: none;
}

.use-case-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
}

.use-case-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: var(--shadow-md);
    border-radius: 10px;
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: 1.25rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table thead th {
    background-color: var(--text-dark);
    color: white;
    font-weight: 700;
}

.comparison-table th.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.comparison-table td.highlight {
    background-color: rgba(74, 144, 226, 0.05);
    font-weight: 600;
}

.comparison-table .fa-check-circle {
    color: var(--success-color);
}

.comparison-table .fa-times-circle {
    color: var(--accent-color);
}

.comparison-table .fa-minus-circle {
    color: var(--text-light);
}

/* ===================================
   料金ページ
   =================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

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

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.875rem;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-name {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.pricing-description {
    color: var(--text-light);
}

.pricing-price {
    text-align: center;
    margin-bottom: 1rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
}

.price-period {
    font-size: 1.25rem;
    color: var(--text-light);
}

.pricing-initial {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-light);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features .fa-check {
    color: var(--success-color);
}

.pricing-features .fa-times {
    color: var(--text-light);
}

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

.option-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.option-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.option-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.option-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.option-description {
    color: var(--text-light);
    line-height: 1.7;
}

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

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

.included-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.included-item h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.included-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.faq-question i {
    color: var(--primary-color);
}

.faq-answer {
    color: var(--text-light);
    line-height: 1.8;
}

/* ===================================
   お問い合わせページ
   =================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 15px;
    height: fit-content;
}

.contact-info-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.contact-method {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-color);
}

.contact-method:last-of-type {
    border-bottom: none;
}

.contact-method-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-method-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.contact-method-content p {
    color: var(--text-light);
    line-height: 1.7;
}

.contact-phone {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0.5rem 0;
}

.business-hours {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 2rem;
}

.business-hours h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.business-hours p {
    color: var(--text-light);
    line-height: 1.7;
}

.contact-form-container {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.contact-form {
    max-width: 100%;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

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

.other-contact-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
}

.other-contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.other-contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.other-contact-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.other-contact-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* ===================================
   機能ページ
   =================================== */
.function-category-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.category-link {
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    border: 2px solid var(--border-color);
    color: var(--text-dark);
    font-weight: 600;
    transition: var(--transition);
}

.category-link:hover,
.category-link.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: transparent;
    color: white;
}

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

.function-item {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.function-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.function-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.function-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.function-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

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

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

.function-features .fa-check {
    color: var(--success-color);
}

/* ===================================
   事例ページ
   =================================== */
.industry-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-dark);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: transparent;
    color: white;
}

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

.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.case-image {
    position: relative;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.case-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.95);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--primary-color);
}

.case-content {
    padding: 2rem;
}

.case-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.case-description {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.case-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
}

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

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.case-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.case-tag {
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-dark);
}

.case-tag i {
    color: var(--success-color);
    margin-right: 0.25rem;
}

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

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.testimonial-rating {
    margin-bottom: 1rem;
    color: #FFB74D;
}

.testimonial-text {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    color: var(--text-dark);
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* ===================================
   FAQページ
   =================================== */
.faq-search {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
}

.search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-btn {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    transform: scale(1.05);
}

.faq-categories {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-tab {
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-dark);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.category-tab:hover,
.category-tab.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: transparent;
    color: white;
}

.faq-accordion {
    max-width: 900px;
    margin: 0 auto;
}

.faq-section {
    margin-bottom: 3rem;
}

.faq-section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.faq-section-title i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.faq-accordion-item {
    background: white;
    margin-bottom: 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question-btn {
    width: 100%;
    padding: 1.5rem;
    background: white;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

.faq-question-btn:hover {
    background: var(--bg-light);
}

.faq-question-btn.active {
    background: var(--bg-light);
    color: var(--primary-color);
}

.faq-question-btn i {
    transition: var(--transition);
}

.faq-answer-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}

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

.faq-answer-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* ===================================
   無料体験ページ
   =================================== */
.trial-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.benefit-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.benefit-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.benefit-description {
    color: var(--text-light);
    line-height: 1.7;
}

.trial-steps {
    max-width: 700px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.step-description {
    color: var(--text-light);
    line-height: 1.7;
}

.step-arrow {
    text-align: center;
    padding: 1rem 0;
    color: var(--primary-color);
    font-size: 2rem;
}

.trial-form-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.trial-form-container {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

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

.info-box {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.info-box h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.info-box h3 i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.info-box p {
    color: var(--text-light);
    line-height: 1.7;
}

.info-box ul li {
    padding: 0.5rem 0;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* レスポンシブ対応 - 追加 */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .feature-main-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .comparison-table {
        font-size: 0.875rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem;
    }
    
    .function-category-nav,
    .industry-filter,
    .faq-categories {
        gap: 0.5rem;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .case-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .trial-form-wrapper {
        grid-template-columns: 1fr;
    }
    
    .step-item {
        flex-direction: column;
        text-align: center;
    }
    
    .faq-search {
        flex-direction: column;
    }
    
    .search-btn {
        width: 100%;
    }
    
    /* CTAバナーのモバイル対応 */
    .cta-banner a > div,
    .cta-banner-full a > div {
        padding: 2rem 1.5rem !important;
    }
    
    .cta-banner a > div > div:first-child,
    .cta-banner-full a > div > div:first-child {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    .cta-banner a > div > div:first-child > div,
    .cta-banner-full a > div > div:first-child > div {
        text-align: center !important;
    }
    
    .cta-banner a > div > div:first-child i,
    .cta-banner-full a > div > div:first-child i {
        font-size: 2rem !important;
    }
    
    .cta-banner a > div > div:first-child > div > div,
    .cta-banner-full a > div > div:first-child > div > div {
        font-size: 1.3rem !important;
    }
}