/* 汎用商品ランディングページCSS */

/* リセット・基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "LINE Seed JP", -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1a1a1a;
    line-height: 1.6;
}

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

/* ナビゲーション */
.product-nav {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
}

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

.logo img {
    height: 40px;
}

.nav-cta {
    display: flex;
    gap: 20px;
    align-items: center;
}

.phone-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
}

.cta-button {
    background: #ffcd00;
    color: #1a1a1a;
    padding: 10px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s;
}

.cta-button:hover {
    transform: translateY(-2px);
}

/* ヒーローセクション */
.product-hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-content {
    padding: 120px 0 60px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    background: #ffcd00;
    color: #1a1a1a;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.product-name {
    font-size: 72px;
    font-weight: 900;
    color: #ffcd00;
}

.hero-description {
    font-size: 20px;
    color: #b0b0b0;
    margin-bottom: 30px;
}

.hero-price {
    background: rgba(255, 205, 0, 0.1);
    border: 2px solid #ffcd00;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    display: inline-block;
}

.price-label {
    display: block;
    font-size: 14px;
    color: #b0b0b0;
    margin-bottom: 5px;
}

.price-amount {
    font-size: 36px;
    font-weight: 700;
    color: #ffcd00;
}

.price-note {
    display: block;
    font-size: 12px;
    color: #888;
    margin-top: 5px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.primary-button {
    background: #ffcd00;
    color: #1a1a1a;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s;
    display: inline-block;
}

.primary-button:hover {
    background: #ffd633;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 205, 0, 0.3);
}

.secondary-button {
    background: transparent;
    color: white;
    padding: 16px 32px;
    border: 2px solid white;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s;
    display: inline-block;
}

.secondary-button:hover {
    background: white;
    color: #1a1a1a;
}

.hero-features {
    display: flex;
    gap: 20px;
}

.feature-item {
    color: #b0b0b0;
    font-size: 14px;
}

/* 3Dビューア */
.product-3d-viewer {
    position: relative;
}

.product-hero-image {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

.product-specs {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 40px;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px 40px;
    border-radius: 12px;
    border: 1px solid rgba(255, 205, 0, 0.2);
}

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

.spec-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #ffcd00;
    margin-bottom: 5px;
}

.spec-label {
    font-size: 12px;
    color: #888;
    text-transform: uppercase;
}

/* 信頼性バッジ */
.trust-badges {
    background: #f8f8f8;
    padding: 40px 0;
    border-bottom: 1px solid #e0e0e0;
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.badge-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.badge-icon {
    font-size: 24px;
}

.badge-text {
    font-weight: 600;
    color: #333;
}

/* 製品特徴セクション */
.product-features {
    padding: 80px 0;
    background: white;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #1a1a1a;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px;
    border-radius: 12px;
    background: #f8f8f8;
    transition: box-shadow 0.2s;
}

.feature-card:hover {
    box-shadow: inset 0 0 0 1px var(--border-color, #ddd);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* 活用シーンセクション */
.use-cases {
    padding: 80px 0;
    background: #fafafa;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.case-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: box-shadow 0.2s;
}

.case-card:hover {
    box-shadow: inset 0 0 0 1px var(--border-color, #ddd);
}

.case-image {
    width: 100%;
    height: 180px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.case-placeholder {
    font-size: 48px;
}

.case-card h3 {
    padding: 20px 20px 10px;
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
}

.case-card ul {
    padding: 0 20px 20px;
    list-style: none;
}

.case-card li {
    padding: 5px 0;
    color: #666;
    font-size: 14px;
    position: relative;
    padding-left: 20px;
}

.case-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #ffcd00;
    font-weight: bold;
}

/* 仕様セクション */
.specifications {
    padding: 80px 0;
    background: white;
}

.specs-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.spec-tab {
    padding: 12px 24px;
    background: #f8f8f8;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.spec-tab.active {
    background: #ffcd00;
    color: #1a1a1a;
}

.spec-tab:hover {
    background: #f0f0f0;
}

.spec-tab.active:hover {
    background: #ffcd00;
}

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

.spec-panel {
    display: none;
}

.spec-panel.active {
    display: block;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
}

.spec-table th,
.spec-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.spec-table th {
    background: #f8f8f8;
    font-weight: 500;
    width: 40%;
}

/* オプションセクション */
.product-options {
    padding: 80px 0;
    background: #fafafa;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.option-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.option-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.option-card p {
    color: #666;
    margin-bottom: 20px;
    font-size: 14px;
}

.option-card ul {
    list-style: none;
    margin-bottom: 20px;
}

.option-card li {
    padding: 5px 0;
    font-size: 14px;
    color: #666;
    position: relative;
    padding-left: 20px;
}

.option-card li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #ffcd00;
}

.option-price {
    font-size: 18px;
    font-weight: 600;
    color: #ffcd00;
}

/* 価格プランセクション */
.pricing {
    padding: 80px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: #f8f8f8;
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.pricing-card.recommended {
    background: white;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transform: scale(1.05);
}

.recommended-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffcd00;
    color: #1a1a1a;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.plan-price {
    font-size: 36px;
    font-weight: 700;
    color: #ffcd00;
    margin-bottom: 30px;
}

.plan-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.plan-features li {
    padding: 10px 0;
    border-bottom: 1px solid #e0e0e0;
    position: relative;
    padding-left: 25px;
}

.plan-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #4caf50;
    font-weight: bold;
}

.plan-button {
    background: #1a1a1a;
    color: white;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.plan-button:hover {
    background: #333;
    transform: translateY(-2px);
}

.pricing-card.recommended .plan-button {
    background: #ffcd00;
    color: #1a1a1a;
}

.pricing-card.recommended .plan-button:hover {
    background: #ffd633;
}

/* FAQ セクション */
.faq {
    padding: 80px 0;
    background: #fafafa;
}

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

.faq-item {
    background: white;
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    background: white;
    border: none;
    text-align: left;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: #f8f8f8;
}

.faq-toggle {
    font-size: 24px;
    transition: transform 0.3s;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s, padding 0.3s;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
}

/* お問い合わせセクション */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.contact-info p {
    color: #666;
    margin-bottom: 30px;
}

.phone-number {
    font-size: 28px;
    font-weight: 700;
    color: #ffcd00;
    margin-bottom: 10px;
}

.contact-form {
    background: #f8f8f8;
    padding: 40px;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.required {
    color: #ff4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffcd00;
}

.submit-button {
    background: #ffcd00;
    color: #1a1a1a;
    padding: 16px 40px;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.submit-button:hover {
    background: #ffd633;
    transform: translateY(-2px);
}

/* フッター */
.product-footer {
    background: #1a1a1a;
    color: white;
    padding: 40px 0;
    text-align: center;
}

/* レスポンシブ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cases-grid,
    .options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .badges-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 36px;
    }
    
    .product-name {
        font-size: 48px;
    }
    
    .features-grid,
    .cases-grid,
    .options-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .primary-button,
    .secondary-button {
        width: 100%;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .specs-tabs {
        flex-wrap: wrap;
    }
    
    .product-specs {
        flex-direction: column;
        gap: 20px;
    }
}