/* =============================================================================
   製品ページ専用スタイルシート
   ============================================================================= */

/* Section Intro */
.section-intro {
    text-align: center;
    margin-bottom: 2rem;
}

.section-description {
    color: var(--tech-gray);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

/* Product Detail */
.product-detail {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
    overflow: hidden;
}

/* Matrix Features Grid */
.matrix-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.matrix-feature-card {
    background: linear-gradient(135deg, #F8F9FA 0%, var(--white) 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

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

.matrix-feature-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    object-position: center;
    background: white;
    padding: 1rem;
    border-bottom: 3px solid var(--primary-pink);
}

.matrix-feature-card h5 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary-navy);
    padding: 1.25rem 1.25rem 0.75rem;
    line-height: 1.4;
}

.matrix-feature-card p {
    font-size: 0.95rem;
    color: var(--dark-gray);
    line-height: 1.7;
    padding: 0 1.25rem 1.25rem;
    flex-grow: 1;
}

@media (max-width: 1200px) {
    .matrix-features-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .matrix-features-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .matrix-feature-card img {
        padding: 0.75rem;
    }
    
    .matrix-feature-card h5 {
        font-size: 1.05rem;
        padding: 1rem 1rem 0.5rem;
    }
    
    .matrix-feature-card p {
        font-size: 0.9rem;
        padding: 0 1rem 1rem;
    }
}

.product-header {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #F8F9FA 0%, var(--white) 100%);
    border-bottom: 3px solid var(--primary-pink);
    align-items: center;
}

.product-logo {
    width: 200px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-md);
    padding: 1rem;
}

.product-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.product-header-content h3 {
    font-size: 2rem;
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.product-tagline {
    font-size: 1.15rem;
    color: var(--primary-deep-pink);
    font-weight: 600;
    margin-bottom: 1rem;
}

.product-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--white);
}

.badge-ai {
    background: linear-gradient(135deg, #9C27B0, #E91E63);
}

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

.badge-management {
    background: linear-gradient(135deg, #FF6F00, #FF9800);
}

.badge-business {
    background: linear-gradient(135deg, #388E3C, #4CAF50);
}

.badge-sales {
    background: linear-gradient(135deg, #D32F2F, #F44336);
}

.badge-backup {
    background: linear-gradient(135deg, #5E35B1, #7E57C2);
}

/* Product Content */
.product-content {
    padding: 1.5rem;
}

.product-content > div {
    margin-bottom: 1.5rem;
}

.product-content h4 {
    font-size: 1.3rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-content h4 i {
    color: var(--primary-deep-pink);
}

.product-description p,
.product-features p {
    color: var(--dark-gray);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Feature List */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-list i {
    color: var(--accent-green);
    margin-top: 0.25rem;
    flex-shrink: 0;
    font-size: 1.1rem;
}

/* Use Cases */
.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.use-case-item {
    background: var(--light-gray);
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-normal);
}

.use-case-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    background: var(--white);
}

.use-case-item i {
    font-size: 2.5rem;
    color: var(--primary-deep-pink);
    margin-bottom: 0.75rem;
}

.use-case-item h5 {
    font-size: 1rem;
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.use-case-item p {
    font-size: 0.9rem;
    color: var(--tech-gray);
    line-height: 1.5;
}

/* Product Video */
.product-video {
    margin-bottom: 1.5rem;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-md);
}

.product-video a:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 8px 16px rgba(0,0,0,0.3) !important;
}

.product-video a:hover > div {
    background: rgba(0,0,0,0.5) !important;
}

/* Product Screenshot */
.product-screenshot {
    margin-bottom: 1.5rem;
}

.screenshot-wrapper {
    margin-top: 1rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--light-gray);
}

.screenshot-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

/* Product CTA */
.product-cta {
    display: flex;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--light-gray);
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    color: var(--primary-deep-pink);
    border: 2px solid var(--primary-deep-pink);
    padding: 0.9rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    background: var(--primary-deep-pink);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 64, 129, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .product-header {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .product-logo {
        margin: 0 auto;
    }
    
    .product-badges {
        justify-content: center;
    }
    
    .use-case-grid {
        grid-template-columns: 1fr;
    }
    
    .product-cta {
        flex-direction: column;
    }
    
    .product-cta .btn {
        width: 100%;
        justify-content: center;
    }
}