/* ==================== Top Bar ==================== */
.top-bar {
    background: var(--gray-900);
    color: #aaa;
    font-size: 13px;
    padding: 6px 0;
}
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}
.top-bar-right { display: flex; align-items: center; gap: 4px; }
.top-bar-right a { color: #aaa; }
.top-bar-right a:hover { color: var(--gold); }
.top-bar-right .sep { color: #555; margin: 0 6px; }

/* ==================== Header ==================== */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,.06);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}
.logo h1 {
    font-size: 22px;
    color: var(--primary);
    letter-spacing: 1px;
    white-space: nowrap;
}
.logo h1 span { color: var(--gold); font-weight: 300; font-size: 18px; }

/* Navigation */
.nav { margin-left: auto; }
.nav > ul { display: flex; gap: 0; }
.nav > ul > li { position: relative; }
.nav > ul > li > a {
    display: block;
    padding: 24px 14px;
    font-size: 15px;
    color: var(--gray-700);
    font-weight: 500;
    position: relative;
    white-space: nowrap;
}
.nav > ul > li > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--primary);
    transition: var(--transition);
}
.nav > ul > li:hover > a,
.nav > ul > li.active > a { color: var(--primary); }
.nav > ul > li:hover > a::after,
.nav > ul > li.active > a::after { width: 70%; }
.arrow-down {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    margin-left: 4px;
    vertical-align: middle;
}

/* Dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 200px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
}
.nav > ul > li:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown li a {
    display: block;
    padding: 12px 20px;
    font-size: 14px;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-200);
}
.dropdown li:last-child a { border-bottom: none; }
.dropdown li a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: 10px; }
.search-toggle {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--gray-600);
    border-radius: 50%;
}
.search-toggle:hover { background: var(--gray-100); color: var(--primary); }
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 7px 6px;
    background: var(--primary);
    border-radius: 6px;
    cursor: pointer;
    border: none;
    align-items: center;
    justify-content: center;
}
.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

/* Search Overlay */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.85);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.search-overlay.active { opacity: 1; visibility: visible; }
.search-box { width: 90%; max-width: 600px; position: relative; }
.search-box input {
    width: 100%;
    height: 56px;
    padding: 0 60px 0 24px;
    font-size: 18px;
    border-radius: 30px;
    background: var(--white);
    color: var(--gray-800);
}
.search-box button {
    position: absolute;
    right: 4px;
    top: 4px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.search-close {
    position: absolute;
    top: 30px;
    right: 30px;
    color: var(--white);
    font-size: 40px;
    opacity: .7;
}
.search-close:hover { opacity: 1; }

/* Nav Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.6);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.nav-overlay.active { opacity: 1; visibility: visible; }

/* ==================== Page Banner ==================== */
.page-banner {
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #1e8ad4 100%);
    padding: 60px 0;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255,255,255,.03);
    border-radius: 50%;
}
.page-banner::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,.03);
    border-radius: 50%;
}
.page-banner h1 { font-size: 36px; margin-bottom: 10px; position: relative; z-index: 1; }
.page-banner .breadcrumb { font-size: 14px; opacity: .8; position: relative; z-index: 1; }
.page-banner .breadcrumb a { color: var(--gold-light); }
.page-banner .breadcrumb a:hover { text-decoration: underline; }
.page-banner .breadcrumb span { margin: 0 8px; }

/* ==================== Section Common ==================== */
.section { padding: 80px 0; }
.section-gray { background: var(--gray-50); }
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 {
    font-size: 32px;
    color: var(--gray-900);
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}
.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--gold));
    margin: 12px auto 0;
    border-radius: 2px;
}
.section-header p { color: var(--gray-500); font-size: 16px; max-width: 700px; margin: 0 auto; }

/* ==================== Hero Banner ==================== */
.hero-banner {
    position: relative;
    height: 600px;
    overflow: hidden;
}
.hero-slider { height: 100%; position: relative; }
.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity .8s ease;
    display: flex;
    align-items: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}
.hero-slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,111,181,.85) 0%, rgba(21,93,148,.75) 50%, rgba(0,0,0,.5) 100%);
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 15px;
    margin: 0 auto;
    text-align: center;
    color: var(--white);
}
.hero-content h2 {
    font-size: 46px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 2px;
}
.hero-content p {
    font-size: 18px;
    opacity: .9;
    margin-bottom: 30px;
    line-height: 1.8;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-block; padding: 12px 32px; border-radius: 30px; font-size: 16px; font-weight: 500; transition: var(--transition); }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(26,111,181,.4); }
.btn-outline { border: 2px solid var(--white); color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--primary); transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,168,76,.4); }

/* Slider Controls */
.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}
.slider-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,.5);
    cursor: pointer;
    transition: var(--transition);
}
.slider-dots span.active { background: var(--gold); transform: scale(1.3); }
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,.2);
    color: var(--white);
    border-radius: 50%;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    cursor: pointer;
    transition: var(--transition);
}
.slider-arrow:hover { background: rgba(255,255,255,.4); }
.slider-prev { left: 20px; }
.slider-next { right: 20px; }

/* ==================== Features Section ==================== */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
    background: var(--white);
    padding: 40px 24px;
    text-align: center;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-light), #d4eafc);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--primary);
}
.feature-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--gray-900); }
.feature-card p { font-size: 14px; color: var(--gray-500); line-height: 1.7; }

/* ==================== Company Cards ==================== */
.company-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.company-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.company-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.company-card-image {
    height: 220px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.company-card-image::after {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 150px;
    height: 150px;
    background: rgba(255,255,255,.08);
    border-radius: 50%;
}
.company-card-image .company-icon {
    font-size: 60px;
    color: rgba(255,255,255,.9);
    position: relative;
    z-index: 1;
}
.company-card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
}
.company-card-body { padding: 24px; }
.company-card-body h3 { font-size: 20px; margin-bottom: 8px; color: var(--gray-900); }
.company-card-body .tag {
    display: inline-block;
    background: var(--gold-light);
    color: var(--gold-dark);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 12px;
    margin-bottom: 12px;
}
.company-card-body p { color: var(--gray-600); font-size: 14px; line-height: 1.8; margin-bottom: 16px; }
.company-card-body .btn { padding: 8px 24px; font-size: 14px; }

/* ==================== Product Grid ==================== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card-image {
    height: 220px;
    overflow: hidden;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    padding: 8px;
    box-sizing: border-box;
}
.product-card-image .product-placeholder {
    font-size: 60px;
    color: var(--gray-400);
}
.product-card-body { padding: 16px; }
.product-card-body h4 { font-size: 16px; margin-bottom: 8px; color: var(--gray-900); }
.product-card-body .category-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    margin-bottom: 8px;
}
.product-card-body p { font-size: 13px; color: var(--gray-500); line-height: 1.6; }

/* ==================== News List ==================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-card-image {
    height: 180px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.news-card-body { padding: 20px; }
.news-card-body h4 {
    font-size: 16px;
    margin-bottom: 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-card-body h4 a { color: var(--gray-800); }
.news-card-body h4 a:hover { color: var(--primary); }
.news-card-body p {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 12px;
}
.news-meta { font-size: 12px; color: var(--gray-400); }
.news-meta span { margin-right: 12px; }

/* ==================== Cases Grid ==================== */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-card-image {
    height: 200px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.case-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.case-card-body { padding: 20px; }
.case-card-body h4 { font-size: 16px; margin-bottom: 8px; color: var(--gray-900); }
.case-card-body .case-company { font-size: 13px; color: var(--primary); margin-bottom: 8px; }
.case-card-body p { font-size: 13px; color: var(--gray-500); line-height: 1.7; }

/* ==================== Honor Grid ==================== */
.honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.honor-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    text-align: center;
    padding: 30px 20px;
    transition: var(--transition);
}
.honor-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.honor-card-image {
    width: 100%;
    height: 260px;
    margin: 0 auto 16px;
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.honor-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.honor-card h4 { font-size: 14px; color: var(--gray-800); }
.honor-card .honor-authority { font-size: 12px; color: var(--gray-500); margin-top: 4px; }

/* ==================== Factory Gallery ==================== */
.factory-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.factory-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
}
.factory-item img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform .5s;
}
.factory-item:hover img { transform: scale(1.05); }
.factory-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,.7));
    color: var(--white);
    transform: translateY(100%);
    transition: var(--transition);
}
.factory-item:hover .factory-overlay { transform: translateY(0); }
.factory-overlay h4 { font-size: 16px; margin-bottom: 4px; }
.factory-overlay p { font-size: 13px; opacity: .8; }

/* ==================== Cooperation Section ==================== */
.coop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.coop-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 28px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    border-top: 3px solid transparent;
}
.coop-card:hover { border-top-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.coop-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--primary);
}
.coop-card h3 { font-size: 18px; margin-bottom: 12px; color: var(--gray-900); }
.coop-card p { font-size: 14px; color: var(--gray-500); line-height: 1.8; }

/* ==================== About Page ==================== */
.about-intro { padding: 60px 0; }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-text h2 { font-size: 30px; color: var(--gray-900); margin-bottom: 20px; }
.about-text h2 span { color: var(--primary); }
.about-text p { font-size: 15px; color: var(--gray-600); line-height: 1.9; margin-bottom: 16px; }
.about-image {
    background: linear-gradient(135deg, var(--primary-light), #d4eafc);
    border-radius: var(--radius);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.stat-number { font-size: 36px; font-weight: 700; color: var(--primary); }
.stat-number span { font-size: 20px; }
.stat-label { font-size: 14px; color: var(--gray-500); margin-top: 6px; }

/* ==================== Contact Page ==================== */
.contact-section { padding: 60px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact-info { padding-right: 40px; }
.contact-info h3 { font-size: 24px; margin-bottom: 20px; color: var(--gray-900); }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 24px; }
.contact-info-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}
.contact-info-text h4 { font-size: 15px; color: var(--gray-800); margin-bottom: 4px; }
.contact-info-text p { font-size: 14px; color: var(--gray-500); }

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.contact-form h3 { font-size: 24px; margin-bottom: 24px; color: var(--gray-900); }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 14px;
    color: var(--gray-700);
    margin-bottom: 8px;
    font-weight: 500;
}
.form-group label .required { color: #e53e3e; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: var(--transition);
    background: var(--gray-50);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(26,111,181,.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit .btn { width: 100%; padding: 14px; font-size: 16px; cursor: pointer; }

/* Map */
.map-container {
    height: 400px;
    background: var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    margin-top: 40px;
}
.map-placeholder {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    font-size: 16px;
    flex-direction: column;
    gap: 10px;
}

/* ==================== Detail Page ==================== */
.detail-container { padding: 60px 0; }
.detail-content { max-width: 900px; margin: 0 auto; }
.detail-content h2 { font-size: 28px; margin-bottom: 20px; color: var(--gray-900); }
.detail-content .detail-meta {
    color: var(--gray-500);
    font-size: 13px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-200);
}
.detail-content .detail-meta span { margin-right: 16px; }
.detail-content .detail-body { font-size: 15px; line-height: 1.9; color: var(--gray-700); }
.detail-content .detail-body img { margin: 20px 0; border-radius: var(--radius); }
.detail-content .detail-body p { margin-bottom: 16px; }

/* ==================== Product Detail ==================== */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; padding: 60px 0; }
.product-detail-image {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}
.product-detail-image .main-image {
    max-width: 100%;
    max-height: 500px;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    margin: 0 auto;
}
.product-detail-image .image-gallery {
    display: flex;
    gap: 10px;
    margin-top: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.product-detail-image .image-gallery .thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}
.product-detail-image .image-gallery .thumb:hover {
    border-color: var(--primary);
}
.product-gallery { position: sticky; top: 90px; }
.product-gallery-main {
    width: 100%;
    height: 400px;
    background: var(--gray-100);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    overflow: hidden;
}
.product-info-detail h2 { font-size: 28px; margin-bottom: 12px; }
.product-info-detail .product-category { color: var(--primary); font-size: 14px; margin-bottom: 16px; }
.product-info-detail .product-specs {
    background: var(--gray-50);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
}
.product-info-detail .product-specs li {
    padding: 8px 0;
    border-bottom: 1px dashed var(--gray-200);
    font-size: 14px;
    display: flex;
}
.product-info-detail .product-specs li:last-child { border: none; }
.product-info-detail .product-specs li .spec-label { color: var(--gray-500); width: 80px; flex-shrink: 0; }
.product-info-detail .product-specs li .spec-value { color: var(--gray-800); }
.product-actions { display: flex; gap: 12px; margin-top: 24px; }

/* ==================== Pagination ==================== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
    transition: var(--transition);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ==================== Sidebar ==================== */
.content-with-sidebar { display: grid; grid-template-columns: 1fr 300px; gap: 40px; padding: 60px 0; }
.sidebar { position: sticky; top: 90px; align-self: start; }
.sidebar-widget {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.sidebar-widget h4 {
    font-size: 18px;
    color: var(--gray-900);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}
.sidebar-widget ul li { margin-bottom: 10px; }
.sidebar-widget ul li a {
    display: block;
    padding: 8px 0;
    font-size: 14px;
    color: var(--gray-600);
    border-bottom: 1px dashed var(--gray-200);
}
.sidebar-widget ul li a:hover { color: var(--primary); padding-left: 8px; }

/* ==================== Footer ==================== */
.footer { background: var(--gray-900); color: #bbb; }
.footer-top { padding: 60px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr; gap: 30px; }
.footer-col h4 {
    font-size: 17px;
    color: var(--white);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}
.footer-logo h3 { font-size: 20px; color: var(--white); margin-bottom: 12px; }
.footer-logo h3 span { color: var(--gold); font-weight: 300; font-size: 16px; }
.footer-about p { font-size: 13px; line-height: 1.8; margin-bottom: 16px; }
.footer-contact p { font-size: 13px; margin-bottom: 8px; }
.footer-contact p i { margin-right: 6px; color: var(--gold); }
.footer-contact a { color: #bbb; }
.footer-contact a:hover { color: var(--gold); }
.footer-nav ul li,
.footer-companies ul li,
.footer-products ul li { margin-bottom: 8px; }
.footer-nav ul li a,
.footer-companies ul li a,
.footer-products ul li a { font-size: 13px; color: #999; }
.footer-nav ul li a:hover,
.footer-companies ul li a:hover,
.footer-products ul li a:hover { color: var(--gold); padding-left: 6px; }
.qrcode-placeholder {
    width: 120px;
    height: 120px;
    background: var(--gray-800);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    font-size: 14px;
}
.qrcode-placeholder i { font-size: 30px; color: var(--gold); }
.footer-qrcode p { font-size: 12px; text-align: center; }
.footer-bottom { background: #111; padding: 20px 0; text-align: center; font-size: 13px; }
.footer-bottom p { margin-bottom: 6px; color: #888; }
.footer-bottom a { color: #888; }
.footer-bottom a:hover { color: var(--gold); }
.footer-bottom .sep { margin: 0 10px; color: #555; }

/* ==================== Mobile Float ==================== */
.mobile-float { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 999; background: var(--white); box-shadow: 0 -2px 10px rgba(0,0,0,.1); }
.mobile-float a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 0;
    font-size: 12px;
    color: var(--gray-600);
}
.mobile-float .float-phone { background: var(--primary); color: var(--white); }
.mobile-float .float-consult { background: var(--gold); color: var(--white); }
.mobile-float a i { font-size: 18px; margin-bottom: 2px; }

/* ==================== Back to Top ==================== */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: var(--shadow);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ==================== 404 / 500 ==================== */
.error-page { padding: 100px 0; text-align: center; }
.error-page h1 { font-size: 120px; color: var(--primary); line-height: 1; margin-bottom: 20px; }
.error-page h2 { font-size: 24px; color: var(--gray-800); margin-bottom: 16px; }
.error-page p { color: var(--gray-500); margin-bottom: 30px; }

/* ==================== Sitemap ==================== */
.sitemap-section { padding: 60px 0; }
.sitemap-col { margin-bottom: 30px; }
.sitemap-col h3 { font-size: 20px; color: var(--primary); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--gray-200); }
.sitemap-col ul li { margin-bottom: 8px; }
.sitemap-col ul li a { font-size: 14px; color: var(--gray-600); }
.sitemap-col ul li a:hover { color: var(--primary); }

/* ==================== Filter Bar ==================== */
.filter-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    padding: 16px 20px;
    background: var(--gray-50);
    border-radius: var(--radius);
    align-items: center;
}
.filter-bar .filter-label { font-size: 14px; color: var(--gray-600); font-weight: 500; }
.filter-bar a {
    display: inline-block;
    padding: 6px 16px;
    font-size: 13px;
    border-radius: 20px;
    color: var(--gray-600);
    background: var(--white);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}
.filter-bar a:hover,
.filter-bar a.active { background: var(--primary); color: var(--white); border-color: var(--primary); }

/* ==================== Tabs ==================== */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--gray-200); margin-bottom: 30px; }
.tabs .tab {
    padding: 12px 24px;
    font-size: 15px;
    color: var(--gray-600);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
}
.tabs .tab:hover { color: var(--primary); }
.tabs .tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* ==================== Timeline ==================== */
.timeline { position: relative; padding: 20px 0; }
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
    transform: translateX(-50%);
}
.timeline-item { display: flex; margin-bottom: 30px; position: relative; }
.timeline-item:nth-child(odd) { flex-direction: row-reverse; }
.timeline-item:nth-child(odd) .timeline-content { text-align: left; margin-left: 30px; }
.timeline-item:nth-child(even) .timeline-content { text-align: right; margin-right: 30px; }
.timeline-dot {
    position: absolute;
    left: 50%;
    top: 10px;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
    border: 3px solid var(--white);
    box-shadow: 0 0 0 3px var(--primary-light);
}
.timeline-content { flex: 1; padding: 0 20px; max-width: calc(50% - 30px); word-break: break-word; }
.timeline-content .time { font-size: 13px; color: var(--primary); font-weight: 600; margin-bottom: 4px; }
.timeline-content h4 { font-size: 16px; margin-bottom: 6px; }
.timeline-content p { font-size: 14px; color: var(--gray-500); }

/* ==================== Utility ==================== */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-gold { color: var(--gold); }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }

/* No Data */
.no-data {
    text-align: center;
    padding: 60px 0;
    color: var(--gray-400);
    font-size: 15px;
}

/* ==================== Factory Modal ==================== */
.factory-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
}
.factory-modal.active {
    opacity: 1;
    visibility: visible;
}
.factory-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.85);
    cursor: pointer;
}
.factory-modal-dialog {
    position: relative;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
    animation: modalSlideIn .3s ease;
}
@keyframes modalSlideIn {
    from { transform: translateY(30px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}
.factory-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0,0,0,.5);
    color: var(--white);
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    cursor: pointer;
    border: none;
    transition: background .2s;
}
.factory-modal-close:hover { background: rgba(0,0,0,.8); }
.factory-modal-prev,
.factory-modal-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,.2);
    color: var(--white);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    cursor: pointer;
    border: none;
    transition: background .2s;
}
.factory-modal-prev { left: 12px; }
.factory-modal-next { right: 12px; }
.factory-modal-prev:hover,
.factory-modal-next:hover { background: rgba(255,255,255,.4); }
.factory-modal-image {
    position: relative;
    width: 100%;
    height: 400px;
    background: var(--gray-900);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.factory-modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.factory-modal-placeholder {
    font-size: 100px;
    color: rgba(255,255,255,.3);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.factory-modal-body {
    padding: 28px 32px;
}
.factory-modal-body h3 {
    font-size: 22px;
    color: var(--gray-900);
    margin-bottom: 12px;
}
.factory-modal-body p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.9;
}

/* Factory overlay zoom hint */
.factory-zoom-icon {
    display: inline-block;
    margin-top: 6px;
    font-size: 12px;
    opacity: .7;
    border: 1px solid rgba(255,255,255,.4);
    padding: 2px 10px;
    border-radius: 12px;
}