/* style.css */

/* 基本設定 */
:root {
    --primary-color: #76B900;
    --dark-bg: #0a0a0a;
    --light-bg: #f5f5f5;
    --text-dark: #333;
    --text-light: #fff;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(45deg, #000 30%, rgba(0,0,0,0.8) 100%);
    height: 770px;
    padding-top: 30px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
}

.hero-content {
    position: absolute;
    left: 30%;  
    top: 30%;
    transform: translateY(-50%);
    z-index: 2;
    max-width: 550px;
}

.hero-cta {
    margin-top: 40px;
    display: flex;
    gap: 20px;
}

.cta-button {
    padding: 15px 35px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    min-width: 180px;
    text-align: center;
}

.cta-button:first-child {
    background: #76B900;
    color: white;
}

.cta-button.secondary {
    background: transparent;
    border: 2px solid #76B900;
    color: #76B900;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: linear-gradient(90deg, #fff, #76B900);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.hero-specs {
    display: flex;
    gap: 40px;
    margin: 40px 0;
}

.spec-item {
    text-align: left;
}

.spec-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #76B900;
    margin-bottom: 5px;
}

.spec-label {
    font-size: 1rem;
    opacity: 0.9;
    color: #fff;
}

.hero-image {
    position: absolute;
    right: 5%;
    top: 15%;
    width: 60%;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
    transform: perspective(1000px) rotateY(-15deg) scale(1.1);
}

/* Platform Section */

.platform-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.platform-title {
    text-align: center;
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 60px;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.platform-item {
    text-align: center;
    padding: 20px;
}

.platform-item h3 {
    font-size: 1.4rem;
    color: #333;
    margin-bottom: 20px;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

.platform-item p {
    color: #666;
    line-height: 1.8;
    font-size: 1rem;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .platform-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .platform-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
}

.platform-image-container {
    margin-top: 60px;
    text-align: center;
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.platform-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.platform-image:hover {
    transform: scale(1.02);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .platform-image-container {
        margin-top: 40px;
    }
    
    .platform-image {
        border-radius: 4px;
    }
}


/* Responsive Design */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        width: 60%;
    }
}

@media (max-width: 768px) {
    .hero-section {
        height: 400px;
        padding-top: 20px;
    }

    .hero-content {
        top: 25%;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-image {
        top: 10%;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        text-align: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .performance-card {
        padding: 30px 20px;
    }
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content, .feature-item, .specs-table, .performance-card {
    animation: fadeIn 0.8s ease-out forwards;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-top: 1rem;
    font-weight: 300;
    color: #fff;
}

/* 性能比較セクション */
.comparison-section {
    padding: 80px 0;
    background: var(--dark-bg);
}

.section-title {
    color: #fff;
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

.comparison-table {
    max-width: 1000px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    color: #fff;
}

.comparison-table th {
    background: rgba(118, 185, 0, 0.1);
    padding: 20px;
    text-align: left;
    font-weight: 600;
    border-bottom: 1px solid rgba(118, 185, 0, 0.2);
}

.comparison-table td {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table tr:hover {
    background: rgba(118, 185, 0, 0.05);
}

.comparison-note {
    max-width: 1000px;
    margin: 20px auto 0;
    padding: 20px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.comparison-note p {
    margin: 5px 0;
    padding-left: 1em;
    text-indent: -1em;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .comparison-table {
        margin: 0 15px;
        font-size: 14px;
    }
    
    .comparison-table td, 
    .comparison-table th {
        padding: 15px 10px;
    }
}

/* Product Series Section */
.product-series-section {
    padding: 100px 0;
    background: var(--dark-bg);
}

.section-subtitle {
    text-align: center;
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 50px;
    opacity: 0.9;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.product-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.product-item:hover {
    background: rgba(118, 185, 0, 0.1);
    transform: translateY(-5px);
}

.product-item h3 {
    color: #76B900;
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.product-subtitle {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.product-description {
    color: #fff;
    opacity: 0.7;
    line-height: 1.6;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .product-item {
        padding: 20px;
    }
}

/* Video and Text Section */
.video-text-section {
    padding: 80px 0;
    background: var(--dark-bg);
}

.video-text-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 調整テキストコンテンツの幅 */
.text-content {
    max-width: 600px;
    margin: 0 auto;
}

/* 調整ビデオコンテナ */
.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    margin: 0 auto;
    max-width: 1600px;
}

/* 調整製品グリッドレイアウト */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.product-item {
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 8px;
}

/* レスポンシブ調整 */
@media (max-width: 1200px) {
    .video-text-wrapper {
        grid-template-columns: 1fr;
    }
    
    .text-content,
    .video-container {
        max-width: 800px;
    }
}

/* テキスト部分スタイル */
.main-title {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 15px;
    font-weight: 500;
}

.main-subtitle {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 40px;
    line-height: 1.6;
    opacity: 0.9;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.product-column {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.product-item {
    color: #fff;
}

.product-item h3 {
    color: #76B900;
    font-size: 1.2rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.product-type {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 8px;
    opacity: 0.9;
}

.product-desc {
    color: #fff;
    opacity: 0.7;
    line-height: 1.6;
    font-size: 0.9rem;
}

/* ビデオ部分スタイル */
/* Video Section */
.video-section {
    padding: 120px 0;
    background: var(--dark-bg);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 比例 */
    height: 0;
    max-width: 1600px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

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

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

/* レスポンシブデザイン */
@media (max-width: 1200px) {
    .video-text-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-grid {
        max-width: 800px;
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .product-column {
        gap: 30px;
    }
    
    .main-title {
        font-size: 1.8rem;
    }
}

/* Document Section Styles */
.document-section {
    padding: 4rem 0;
    background: #fff;
    margin-bottom: 4rem;
}

.document-title {
    font-size: 2rem;
    color: #333;
    margin-bottom: 2rem;
    border-bottom: 2px solid #76B900;
    padding-bottom: 0.5rem;
    text-align: center;
}

.document-preview-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    padding: 0 20px;
}

.document-preview-grid a {
    display: block;
    width: auto;
    max-width: 400px;
    margin: 0 auto;
    text-decoration: none;
}

.preview-image {
    width: 100%;
    height: auto;
    aspect-ratio: 210/297;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .document-preview-grid {
        padding: 0 1rem;
    }

    .preview-image {
        max-width: 300px;
    }

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

.solutions-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.solutions-title {
    font-size: 2rem;
    color: #333;
    text-align: center;
    margin-bottom: 60px;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.solution-item {
    background: #fff;
    padding: 30px;
    border: 1px solid #eee;
    transition: all 0.3s ease;
}

.solution-item h3 {
    color: #333;
    font-size: 1.4rem;
    margin-bottom: 20px;
    font-weight: 600;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

.solution-item p {
    color: #666;
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 25px;
    min-height: 120px;
    font-family: "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

.solution-link {
    color: #0066CC;
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-block;
    transition: color 0.3s ease;
}

.solution-link:hover {
    color: #004999;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .solutions-title {
        font-size: 1.6rem;
        margin-bottom: 40px;
    }
    
    .solution-item {
        padding: 20px;
    }

    .solution-item p {
        min-height: auto;
    }
}

/* Insights Section */
.insights-section {
    padding: 80px 0;
    background: var(--dark-bg);
    color: var(--text-light);
}

.insights-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 60px;
    font-size: 1.2rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.insight-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.insight-item:hover {
    transform: translateY(-5px);
}

.insight-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 2px solid rgba(118, 185, 0, 0.3);
}

.insight-item h3 {
    padding: 20px 20px 10px;
    font-size: 1.2rem;
    color: #76B900;
}

.insight-item p {
    padding: 0 20px 20px;
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .insights-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .insights-grid {
        grid-template-columns: 1fr;
    }
    
    .insights-header {
        font-size: 1.1rem;
        padding: 0 20px;
        margin-bottom: 40px;
    }
    
    .insight-item {
        max-width: 500px;
        margin: 0 auto;
    }
}