/* ============================================
   SINOTRUK - Inner Pages Styles
   ============================================ */

/* Page Banner */
.page-banner {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.page-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 50%, transparent 100%);
}

.page-banner-title {
    position: absolute;
    bottom: 60px;
    left: 0;
    right: 0;
    z-index: 10;
}

.page-banner-title h1 {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    color: #fff;
    font-size: clamp(32px, 5vw, 48px);
}

/* Page Content */
.page-content {
    padding: 80px 0;
}

.page-content-gray {
    background: var(--gray-100);
}

/* Content Blocks */
.content-block {
    margin-bottom: 60px;
}

.content-block:last-child {
    margin-bottom: 0;
}

.content-block h2 {
    font-size: 28px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--red);
    display: inline-block;
}

.content-block h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--black);
}

.content-block p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.content-block p:last-child {
    margin-bottom: 0;
}

/* Two Column Layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.two-col-reverse {
    direction: rtl;
}

.two-col-reverse > * {
    direction: ltr;
}

.two-col-image {
    border-radius: 12px;
    overflow: hidden;
}

.two-col-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Timeline / Milestones */
.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-100);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
    padding-right: 60px;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 60px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 30px;
    width: 16px;
    height: 16px;
    background: var(--red);
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--red);
}

.timeline-item:nth-child(odd)::before {
    right: -8px;
}

.timeline-item:nth-child(even)::before {
    left: -8px;
}

.timeline-year {
    font-size: 24px;
    font-weight: 700;
    color: var(--red);
    margin-bottom: 8px;
}

.timeline-text {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* Partner Logos */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
}

.partner-item {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
}

.partner-item img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
}

/* Video Grid */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.video-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.video-card-thumb {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.video-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-card-thumb::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(196, 30, 58, 0.9);
    border-radius: 50%;
}

.video-card-thumb::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-40%, -50%);
    border-left: 20px solid #fff;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    z-index: 1;
}

.video-card-content {
    padding: 20px;
}

.video-card h4 {
    font-size: 16px;
    margin-bottom: 8px;
}

.video-card p {
    font-size: 14px;
    color: var(--gray-500);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 40px 20px;
    background: #fff;
    border-radius: 12px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--red);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: var(--gray-500);
}

/* Image Gallery */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    height: 250px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Trucks Category Grid - 1+3+3 Layout */
.trucks-category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto auto auto;
    gap: 30px;
}

.truck-category-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}

/* 第1行：1个全宽卡片 */
.truck-category-card:nth-child(1) {
    grid-column: 1 / 4;
    grid-row: 1;
}

/* 第2-3行：第一个卡片跨2行2列 */
.truck-category-card:nth-child(2) {
    grid-column: 1 / 3;
    grid-row: 2 / 4;
}

/* 第2行：第二三个卡片各占1行 */
.truck-category-card:nth-child(3) {
    grid-column: 3;
    grid-row: 2;
}

.truck-category-card:nth-child(4) {
    grid-column: 3;
    grid-row: 3;
}

/* 第4行：3个卡片等宽 */
.truck-category-card:nth-child(5) {
    grid-column: 1;
    grid-row: 4;
}

.truck-category-card:nth-child(6) {
    grid-column: 2;
    grid-row: 4;
}

.truck-category-card:nth-child(7) {
    grid-column: 3;
    grid-row: 4;
}

.truck-category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.truck-card-image {
    height: 200px;
    overflow: hidden;
    background: #f5f5f5;
}

/* 第1个全宽卡片图片更高 */
.truck-category-card:nth-child(1) .truck-card-image {
    height: 414px;
}

/* 第2个跨2行2列的卡片图片最高 */
.truck-category-card:nth-child(2) .truck-card-image {
   
    height: 624px;
}

.truck-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.truck-category-card:hover .truck-card-image img {
    transform: scale(1.1);
}

.truck-card-content {
    padding: 25px;
}

.truck-card-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--black);
}

.truck-card-content p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 16px;
}

.truck-card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--red);
    font-size: 14px;
    font-weight: 600;
}

.truck-card-link i {
    transition: var(--transition);
}

.truck-category-card:hover .truck-card-link i {
    transform: translateX(5px);
}

/* CTA Box */
.cta-box {
    background: var(--black);
    color: #fff;
    padding: 60px;
    border-radius: 12px;
    text-align: center;
}

.cta-box h3 {
    color: #fff;
    font-size: 28px;
    margin-bottom: 16px;
}

.cta-box p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 30px;
}

.cta-box .btn {
    display: inline-block;
    padding: 14px 40px;
    background: var(--red);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
}

.cta-box .btn:hover {
    background: var(--red-light);
}

/* Product List */
.product-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.product-list-3col {
    grid-template-columns: repeat(3, 1fr);
}

.product-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.product-image {
    height: 250px;
    overflow: hidden;
    background: #f5f5f5;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--black);
    line-height: 1.4;
}

.product-info h3 a {
    color: var(--black);
    text-decoration: none;
    transition: var(--transition);
}

.product-info h3 a:hover {
    color: var(--red);
}

.product-specs {
    font-size: 14px;
    color: var(--red);
    font-weight: 600;
    margin-bottom: 12px;
}

.product-specs-text {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
    font-family: monospace;
}

.product-btns {
    display: flex;
    gap: 10px;
}

.btn-inquiry,
.btn-message {
    display: inline-block;
    padding: 10px 20px;
    background: var(--red);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    text-decoration: none;
}

.btn-inquiry:hover,
.btn-message:hover {
    background: var(--red-light);
}

.btn-learn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--black);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
}

.btn-learn:hover {
    background: var(--gray-700);
}

.product-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 20px;
}

.btn-inquiry {
    display: inline-block;
    padding: 10px 30px;
    background: var(--red);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
}

.btn-inquiry:hover {
    background: var(--red-light);
}

/* Category Navigation */
.category-nav {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
    margin-bottom: 40px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e0e0e0;
}

.category-nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    background: #f5f5f5;
    color: var(--gray-500);
    font-size: 14px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
}

.category-nav-item:hover {
    background: var(--red);
    color: #fff;
}

.category-nav-item.active {
    background: var(--red);
    color: #fff;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
    background: #f8f8f8;
    border-radius: 12px;
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
}

.feature-item h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--black);
}

.feature-item p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 992px) {
    .page-banner {
        height: 300px;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 60px !important;
        padding-right: 20px !important;
        text-align: left !important;
        left: 0 !important;
    }

    .timeline-item::before {
        left: 12px !important;
        right: auto !important;
    }

    .partner-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

    /* 平板端：2列布局 */
    .trucks-category-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }

    .truck-category-card:nth-child(1),
    .truck-category-card:nth-child(2),
    .truck-category-card:nth-child(3),
    .truck-category-card:nth-child(4),
    .truck-category-card:nth-child(5),
    .truck-category-card:nth-child(6),
    .truck-category-card:nth-child(7) {
        grid-column: span 1;
        grid-row: auto;
    }

    .truck-category-card:nth-child(1) .truck-card-image {
        height: 200px;
    }

    .truck-category-card:nth-child(2) .truck-card-image {
        height: 200px;
        min-height: 200px;
    }

    .product-list {
        grid-template-columns: 1fr;
    }

    .product-list-3col {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .category-nav {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .page-banner {
        height: 250px;
    }

    .page-content {
        padding: 50px 0;
    }

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

    .video-grid {
        grid-template-columns: 1fr;
    }

    .image-gallery {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 40px 24px;
    }

    /* 移动端：1列布局 */
    .trucks-category-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .truck-category-card:nth-child(1),
    .truck-category-card:nth-child(2),
    .truck-category-card:nth-child(3),
    .truck-category-card:nth-child(4),
    .truck-category-card:nth-child(5),
    .truck-category-card:nth-child(6),
    .truck-category-card:nth-child(7) {
        grid-column: span 1;
        grid-row: auto;
    }

    .truck-category-card:nth-child(1) .truck-card-image {
        height: 200px;
    }

    .truck-category-card:nth-child(2) .truck-card-image {
        height: 200px;
        min-height: 200px;
    }

    .product-list {
        grid-template-columns: 1fr;
    }

    .product-list-3col {
        grid-template-columns: 1fr;
    }

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

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

/* ============================================
   Product Detail Page
   ============================================ */

/* Breadcrumb */
.breadcrumb {
    padding: 15px 0;
    font-size: 14px;
    color: var(--gray-500);
}

.breadcrumb a {
    color: var(--gray-500);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--red);
}

.breadcrumb span {
    margin: 0 8px;
}

/* Product Header */
.product-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.product-gallery {
    position: relative;
}

.gallery-main {
    border-radius: 12px;
    overflow: hidden;
    background: #f5f5f5;
    margin-bottom: 15px;
}

.gallery-main img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.gallery-thumbs {
    display: flex;
    gap: 10px;
}

.gallery-thumb {
    width: 80px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--red);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-summary {
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 20px;
    line-height: 1.3;
}

.product-meta {
    background: #f8f8f8;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 25px;
}

.product-meta-row {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px solid #e0e0e0;
}

.product-meta-row:last-child {
    border-bottom: none;
}

.product-meta-label {
    width: 140px;
    font-weight: 600;
    color: var(--gray-700);
}

.product-meta-value {
    flex: 1;
    color: var(--black);
}

.product-actions {
    display: flex;
    gap: 15px;
    margin-top: auto;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    background: #25D366;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    text-decoration: none;
}

.btn-whatsapp:hover {
    background: #128C7E;
}

.btn-message {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    background: var(--red);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    text-decoration: none;
    cursor: pointer;
}

.btn-message:hover {
    background: var(--red-light);
}

/* Product Section */
.product-section {
    margin-bottom: 60px;
}

.product-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--red);
    display: inline-block;
}

/* Overview */
.overview-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--gray-600);
}

.overview-content p {
    margin-bottom: 16px;
}

/* Tech Feature */
.tech-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: #f8f8f8;
    border-radius: 12px;
    overflow: hidden;
}

.tech-feature.reverse {
    direction: rtl;
}

.tech-feature.reverse > * {
    direction: ltr;
}

.tech-feature-image {
    height: 350px;
}

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

.tech-feature-content {
    padding: 40px;
}

.tech-feature-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.tech-feature-content p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* Parameters Table */
.params-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.params-table th,
.params-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.params-table th {
    background: var(--red);
    color: #fff;
    font-weight: 600;
}

.params-table tr:last-child td {
    border-bottom: none;
}

.params-table td:first-child {
    font-weight: 600;
    color: var(--gray-700);
    width: 200px;
    background: #f8f8f8;
}

.params-table td:last-child {
    color: var(--black);
}

/* Product Advantages */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.advantage-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.advantage-image {
    height: 200px;
    overflow: hidden;
}

.advantage-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.advantage-card:hover .advantage-image img {
    transform: scale(1.1);
}

.advantage-content {
    padding: 25px;
}

.advantage-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 12px;
}

.advantage-content p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* Application Gallery */
.app-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.app-item {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.app-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.app-item:hover img {
    transform: scale(1.1);
}

.app-item-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
}

/* Inquiry Form */
.inquiry-form {
    background: #f8f8f8;
    border-radius: 12px;
    padding: 40px;
}

.inquiry-form h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
    text-align: center;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group label .required {
    color: var(--red);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d0d0d0;
    border-radius: 6px;
    font-size: 15px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.btn-submit {
    display: inline-block;
    padding: 14px 60px;
    background: var(--red);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--red-light);
}

/* Related Products */
.related-products {
    border-top: 1px solid #e0e0e0;
    padding-top: 60px;
    margin-top: 60px;
}

.related-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.related-title h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
}

.related-title a {
    color: var(--red);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}

.related-title a:hover {
    text-decoration: underline;
}

/* Responsive - Product Detail */
@media (max-width: 992px) {
    .product-header {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .gallery-main img {
        height: 350px;
    }

    .tech-feature {
        grid-template-columns: 1fr;
    }

    .tech-feature.reverse {
        direction: ltr;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }

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

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .product-title {
        font-size: 24px;
    }

    .gallery-main img {
        height: 280px;
    }

    .product-actions {
        flex-direction: column;
    }

    .btn-whatsapp,
    .btn-message {
        width: 100%;
        justify-content: center;
    }

    .app-gallery {
        grid-template-columns: 1fr;
    }

    .inquiry-form {
        padding: 25px;
    }

    .params-table td:first-child {
        width: 120px;
    }
}