/* ===== Product Banner ===== */
.product-banner {
    position: relative;
    overflow: hidden;
}

.product-banner .banner-bg {
    width: 100%;
    height: 100%;
}

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

/* ===== Product Main Layout ===== */
.product-main {
    padding: clamp(40px, 5vh, 80px) 0;
    background: #fff;
}

@media (max-width: 991.98px) {
}

.product-layout {
    display: grid;
    grid-template-columns: 220px 1fr 280px;
    gap: clamp(20px, 2.5vw, 40px);
    align-items: start;
}

/* ===== Left Sidebar ===== */
.product-sidebar {
    background: #fff;
    overflow: hidden;
    border: 1px solid #949494;
    padding: 0 20px;
}

.product-sidebar .sidebar-title {
    color: #1C1C1C;
    padding: 20px 24px;
    font-size: 22px;
    font-weight: 600;
    text-align: center;
    letter-spacing: 2px;
    border-bottom: 1px solid #949494;
}

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-list .category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10px 20px 24px;
    font-size: 15px;
    color: #1C1C1C;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.category-list .category-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: #BBBBBB;
    transition: background 0.3s;
}

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

.category-list .category-item:hover {
    background: #fff5f5;
    color: var(--primary-red);
}

.category-list .category-item:hover::before {
    background: var(--primary-red);
}

.category-list .category-item.active {
    font-weight: 500;
}

.category-list .category-item.active::before {
    background: var(--primary-red);
}

.category-list .category-item span {
    flex: 1;
    font-weight: 700;
}

.category-list .category-item i {
    font-size: 14px;
    color: #999;
    transition: all 0.3s;
}

.category-list .category-item:hover i,
.category-list .category-item.active i {
    color: var(--primary-red);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    font-size: 14px;
}

.breadcrumb a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s;
}

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

.breadcrumb-sep {
    color: #ccc;
    font-size: 12px;
}

.breadcrumb-current {
    color: var(--primary-red);
    font-weight: 500;
}

/* ===== Center Content ===== */
.product-content {
    background: #fff;
    border-radius: 8px;
    padding: clamp(24px, 3vw, 40px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.product-series-header h2 {
    font-size: clamp(22px, 2vw, 28px);
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
}


.product-series-header p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 30px;
    text-align: justify;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(16px, 1.5vw, 24px);
}

.product-item {
    background: #fff;
    overflow: hidden;
    border: 1px solid #eee;
    transition: all 0.3s;
    cursor: pointer;
}

.product-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.product-image {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #f5f5f5;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.product-item:hover .product-image img {
    transform: scale(1.05);
}

.product-name {
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-dark);
    font-weight: 500;
    text-align: center;
    transition: color 0.3s;
}

.product-item:hover .product-name {
    color: var(--primary-red);
}

/* ===== Right Sidebar ===== */
.product-aside {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 15px;
    border: 1px solid #949494;
}

.search-box,
.inquiry-form {
    background: #fff;
    border-radius: 8px;
}

/* Search Box */
.search-box {
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;

    padding: 0 16px;
    transition: background 0.3s;
    border: 1px solid #949494;
}

.search-input-wrapper:focus-within {
    background: #ebebeb;
}

.search-icon {
    width: 16px;
    height: 16px;
    margin-right: 10px;
    object-fit: contain;
}

.search-input-wrapper input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-dark);
}

.search-input-wrapper input::placeholder {
    color: #999;
}

/* Inquiry Form */
.inquiry-form h4 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.inquiry-form form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group {
    position: relative;
    display: flex;
    align-items: flex-start;
    background: #f5f5f5;
    padding: 0 16px;
    border: 1px solid #949494;
    transition: background 0.3s;
}

.form-group:focus-within {
    background: #ebebeb;
}

.form-group .form-icon {
    padding: 14px 10px 14px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
}

.form-group .form-icon img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.form-group input,
.form-group textarea {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-dark);
    resize: none;
    font-family: inherit;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

.form-group textarea {
    min-height: 60px;
    padding-top: 14px;
}

.submit-btn {
    background: var(--primary-red);
    color: #fff;
    border: none;
    padding: 14px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s;
    margin-top: 6px;
}

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

/* ===== Mobile Product Section ===== */
.mobile-product-section {
    display: none;
    padding: 20px 0;
}

.mobile-product-section .container {
    background-color: #fff;
}

.mobile-tabs {
    display: flex;
    gap: 18px;
    overflow: hidden;
    margin-bottom: 20px;
}

.mobile-tab {
    flex: 1;
    text-align: center;
    font-size: 18px;
    color: #000;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    background-color: #D7D7D7;
    min-width: 110px;
}
.mobile-tabs :first-child {
    margin-left: 20px;
}
.mobile-tab.active {
    background-color: var(--primary-red);
    color: #fff;
}
.mobile-product-content{
    background-color: #E7E7E7;
    padding: 14px;
    margin: 10px;
}
.mobile-product-title {
    margin-bottom: 16px;
}

.mobile-product-title h3 {
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
    margin: 0;
    position: relative;
    padding-left: 12px;
}

.mobile-product-title h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 18px;
    background: var(--primary-red);
    border-radius: 2px;
}

.mobile-product-desc {
    margin-bottom: 20px;
}

.mobile-product-desc p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.8;
    text-align: justify;
}

.mobile-product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.mobile-product-item {
    background: #fff;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s;
}

.mobile-product-image {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #f5f5f5;
}

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

.mobile-product-name {
    padding: 10px;
    font-size: 13px;
    color: var(--text-dark);
    text-align: center;
    font-weight: 500;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .product-layout {
        grid-template-columns: 200px 1fr 240px;
        gap: 20px;
    }

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

@media (max-width: 991.98px) {
    .product-main {
        padding: 30px 0;
    }

    .product-layout {
        display: none;
    }

    .mobile-product-section {
        display: block;
    }

    .product-banner {
        height: 200px;
    }
}

@media (max-width: 767.98px) {
    .product-banner {
        height: 180px;
        margin-top: 60px;
    }

    .product-main {
        padding: 20px 0 30px;
    }

    .mobile-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .mobile-tab {
        flex: 0 0 auto;
        white-space: nowrap;
        padding: 8px 16px;
        font-size: 13px;
    }

    .mobile-product-title h3 {
        font-size: 16px;
    }

    .mobile-product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .mobile-product-name {
        font-size: 12px;
        padding: 8px;
    }

    .search-box,
    .inquiry-form {
        padding: 20px;
    }
}