/* Version: 3 */

.product-intro {
    padding: 5rem 0;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: stretch;
}

.intro-text h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.intro-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.intro-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
    font-weight: 500;
}

.feature-item .feature-icon {
    width: 24px;
    height: 24px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 0.8rem;
}

.intro-image {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.product-showcase {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-showcase svg {
    width: 100%;
    height: 100%;
}

.product-intro-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.products-detail {
    padding: 5rem 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.product-detail-card {
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: var(--text-white);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.product-detail-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 255, 136, 0.2);
}

.product-header {
    background: var(--gradient-primary);
    padding: 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
}

.product-icon-large {
    width: 100%;
    height: 200px;
    margin: 0;
    overflow: hidden;
}

.product-header h3 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin: 0;
    padding: 1rem 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    height: auto;
    min-height: 50px;
}

.product-icon-large svg {
    width: 100%;
    height: 100%;
}

.product-icon-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-body {
    padding: 2rem;
    background: var(--text-white);
    display: flex;
    flex-direction: column;
}

.product-desc {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.product-body h4 {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin: 1.5rem 0 1rem;
    padding: 0;
}

.product-features {
    list-style: none;
    margin-bottom: 1rem;
    padding: 0;
    min-height: 180px;
}

.product-features li {
    padding: 0.5rem 0;
    color: var(--text-dark);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.6;
    margin: 0;
}

.product-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: bold;
    font-size: 1.2rem;
}

.tech-specs {
    background: var(--text-white);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
}

.spec-item {
    display: flex;
    justify-content: flex-start;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--bg-light);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    color: var(--text-light);
    font-weight: 500;
    min-width: 80px;
}

.tech-param-note {
    color: var(--text-light);
    font-size: 0.95rem;
    margin: 0.5rem 0 1rem;
    text-align: center;
}

.btn-download {
    display: inline-block;
    background: var(--accent-green);
    color: var(--primary-blue);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    text-align: center;
    margin: 0 auto;
    border: 2px solid transparent;
    height: 44px;
    line-height: 1.2;
    box-sizing: border-box;
}

.btn-download:hover {
    background: transparent;
    color: var(--accent-green);
    border-color: var(--accent-green);
    transform: translateY(-2px);
}

.btn-download:active {
    transform: translateY(0);
}

.video-showcase {
    padding: 5rem 0;
}

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

.video-card {
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-10px);
}

.video-thumbnail {
    position: relative;
    background: var(--gradient-primary);
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.video-placeholder {
    width: 100%;
    height: 100%;
    opacity: 0.3;
}

.play-button {
    position: absolute;
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-blue);
    transition: all 0.3s ease;
}

.video-thumbnail:hover .play-button {
    transform: scale(1.1);
    background: var(--accent-green);
    color: var(--primary-blue);
}

.video-card h4 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--primary-blue);
    font-size: 1.3rem;
}

.video-card p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
}

@media (max-width: 968px) {
    .intro-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .intro-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product-detail-grid,
    .video-grid {
        grid-template-columns: 1fr;
    }

    .intro-features {
        grid-template-columns: 1fr;
    }

    .product-showcase {
        max-width: 300px;
    }

    .product-intro {
        padding-top: 4rem;
    }
}

@media (max-width: 480px) {
    .intro-text h2 {
        font-size: 2rem;
    }

    .product-header h3 {
        font-size: 1.3rem;
    }
}