/*
Theme Name: WantMotor Theme
Theme URI: https://www.wantmotor.com
Author: Senior Developer
Author URI: https://www.wantmotor.com
Description: A professional industrial enterprise WordPress theme for Jiangsu Wantai Motor Co., Ltd. Features hero slider, product showcase with sidebar categories, company timeline, certificate gallery, multi-department contact layout, and inquiry form. Yellow primary color scheme.
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.5
Requires PHP: 7.2
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: wantmotor
Tags: industrial, business, manufacturing, custom-logo, custom-menu, featured-images, translation-ready, full-width-template, theme-options
*/

/* ==========================================================================
   CSS Reset & Base
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
    --primary:#f5a623;
    --primary-dark:#e09400;
    --primary-light:#ffd270;
    --secondary:#333;
    --dark:#1a1a1a;
    --gray:#666;
    --light-gray:#f5f5f5;
    --border:#e0e0e0;
    --white:#fff;
    --text:#333;
    --link:#f5a623;
    --success:#4caf50;
    --radius:4px;
    --shadow:0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg:0 4px 20px rgba(0,0,0,0.12);
    --container:1200px;
    --transition:all 0.3s ease;
}

html{font-size:16px;scroll-behavior:smooth}

body{
    font-family:'Segoe UI','Microsoft YaHei',sans-serif;
    color:var(--text);
    background:var(--white);
    line-height:1.6;
    overflow-x:hidden;
}

a{color:var(--link);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}

.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* ==========================================================================
   Typography
   ========================================================================== */
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;margin-bottom:0.5em}
h1{font-size:2rem}
h2{font-size:1.6rem}
h3{font-size:1.3rem}
h4{font-size:1.1rem}

.section-title{
    text-align:center;
    font-size:1.8rem;
    color:var(--dark);
    margin-bottom:10px;
    position:relative;
    padding-bottom:15px;
}
.section-title::after{
    content:'';
    position:absolute;
    bottom:0;
    left:50%;
    transform:translateX(-50%);
    width:60px;
    height:3px;
    background:var(--primary);
    border-radius:2px;
}
.section-desc{
    text-align:center;
    color:var(--gray);
    max-width:800px;
    margin:15px auto 40px;
    font-size:0.95rem;
}

/* ==========================================================================
   Top Bar
   ========================================================================== */
.top-bar{
    background:var(--dark);
    color:#ccc;
    font-size:0.82rem;
    padding:6px 0;
}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar-left{display:flex;gap:20px;align-items:center}
.top-bar-left a{color:#ccc}
.top-bar-left a:hover{color:var(--primary)}
.top-bar-right{display:flex;gap:12px;align-items:center}
.top-bar-right a{color:#ccc;font-size:0.85rem}
.top-bar-right a:hover{color:var(--primary)}
.top-bar .social-icons{display:flex;gap:8px}
.top-bar .social-icons a{
    display:flex;align-items:center;justify-content:center;
    width:26px;height:26px;border-radius:50%;
    background:rgba(255,255,255,0.1);font-size:0.75rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header{
    background:var(--white);
    box-shadow:var(--shadow);
    position:sticky;top:0;z-index:999;
}
.header-main{display:flex;justify-content:space-between;align-items:center;padding:12px 0}
.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.site-logo img{max-height:50px;width:auto}
.site-logo-text{font-size:1.3rem;font-weight:800;color:var(--dark);line-height:1.2}
.site-logo-text small{display:block;font-size:0.7rem;font-weight:400;color:var(--gray)}

.main-nav{display:flex;align-items:center;gap:5px}
.main-nav>li>a{
    display:block;padding:14px 16px;
    font-size:0.9rem;font-weight:600;color:var(--dark);
    text-transform:uppercase;letter-spacing:0.3px;
    transition:var(--transition);position:relative;
}
.main-nav>li>a:hover,.main-nav>li.current-menu-item>a{color:var(--primary)}
.main-nav>li>a::after{
    content:'';position:absolute;bottom:8px;left:50%;transform:translateX(-50%);
    width:0;height:2px;background:var(--primary);transition:var(--transition);
}
.main-nav>li>a:hover::after,.main-nav>li.current-menu-item>a::after{width:24px}

.main-nav .sub-menu{
    position:absolute;top:100%;left:0;
    background:var(--white);box-shadow:var(--shadow-lg);
    min-width:180px;padding:8px 0;
    opacity:0;visibility:hidden;transform:translateY(10px);
    transition:var(--transition);
}
.main-nav li:hover>.sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.main-nav .sub-menu a{display:block;padding:10px 20px;font-size:0.85rem;color:var(--dark)}
.main-nav .sub-menu a:hover{background:var(--light-gray);color:var(--primary);padding-left:25px}

/* Mobile menu toggle */
.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--dark);padding:8px}

/* ==========================================================================
   Hero Slider
   ========================================================================== */
.hero-slider{position:relative;overflow:hidden;background:var(--dark)}
.hero-slide{
    display:none;
    min-height:420px;
    align-items:center;
    position:relative;
}
.hero-slide.active{display:flex}
.hero-slide::before{
    content:'';position:absolute;inset:0;
    background:linear-gradient(135deg,rgba(0,0,0,0.5),rgba(0,0,0,0.3));
    z-index:1;
}
.hero-slide-bg{
    position:absolute;inset:0;
    background-size:cover;background-position:center;
}
.hero-slide-content{
    position:relative;z-index:2;
    max-width:600px;padding:60px 20px;color:var(--white);
}
.hero-slide-content h2{font-size:2.2rem;margin-bottom:15px;text-shadow:0 2px 4px rgba(0,0,0,0.3)}
.hero-slide-content p{font-size:1rem;margin-bottom:25px;opacity:0.95}
.hero-slide-content .btn-primary{
    display:inline-block;padding:12px 35px;
    background:var(--primary);color:var(--white);
    border-radius:var(--radius);font-weight:600;
    text-transform:uppercase;letter-spacing:0.5px;
    transition:var(--transition);
}
.hero-slide-content .btn-primary:hover{background:var(--primary-dark);color:var(--white);transform:translateY(-2px);box-shadow:var(--shadow-lg)}

.hero-dots{
    position:absolute;bottom:20px;left:50%;transform:translateX(-50%);
    display:flex;gap:10px;z-index:3;
}
.hero-dots button{
    width:12px;height:12px;border-radius:50%;
    border:2px solid var(--white);background:transparent;
    cursor:pointer;transition:var(--transition);padding:0;
}
.hero-dots button.active{background:var(--primary);border-color:var(--primary)}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{display:inline-block;padding:10px 28px;border-radius:var(--radius);font-weight:600;transition:var(--transition);cursor:pointer;border:none;font-size:0.9rem}
.btn-primary{background:var(--primary);color:var(--white)}
.btn-primary:hover{background:var(--primary-dark);color:var(--white);transform:translateY(-1px)}
.btn-outline{border:2px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:var(--white)}
.btn-more{color:var(--primary);font-weight:600;font-size:0.85rem;display:inline-flex;align-items:center;gap:5px}
.btn-more::after{content:'→';transition:var(--transition)}
.btn-more:hover::after{transform:translateX(4px)}

/* ==========================================================================
   Sections
   ========================================================================== */
section{padding:60px 0}
.section-light{background:var(--light-gray)}
.section-dark{background:var(--dark);color:#ccc}

/* ==========================================================================
   Top Selling Products (category cards)
   ========================================================================== */
.top-products{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:30px}
.product-cat-card{
    background:var(--white);
    border:1px solid var(--border);
    border-radius:8px;
    overflow:hidden;
    transition:var(--transition);
    text-align:center;
}
.product-cat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--primary)}
.product-cat-card .cat-img{overflow:hidden;height:220px}
.product-cat-card .cat-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease}
.product-cat-card:hover .cat-img img{transform:scale(1.08)}
.product-cat-card .cat-info{padding:18px}
.product-cat-card .cat-info h3{font-size:1.05rem;color:var(--dark);margin-bottom:8px}
.product-cat-card .cat-info p{font-size:0.85rem;color:var(--gray);margin-bottom:10px}

/* ==========================================================================
   New Products Grid
   ========================================================================== */
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.product-card{
    background:var(--white);
    border:1px solid var(--border);
    border-radius:8px;
    overflow:hidden;
    transition:var(--transition);
}
.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:var(--primary)}
.product-card .product-img{overflow:hidden;height:200px;background:var(--light-gray)}
.product-card .product-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease}
.product-card:hover .product-img img{transform:scale(1.08)}
.product-card .product-info{padding:15px}
.product-card .product-info h3{font-size:0.95rem;margin-bottom:6px}
.product-card .product-info h3 a{color:var(--dark)}
.product-card .product-info h3 a:hover{color:var(--primary)}
.product-card .product-info .product-desc{font-size:0.8rem;color:var(--gray);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-card .product-cat-tag{font-size:0.72rem;color:var(--primary);background:rgba(245,166,35,0.1);padding:2px 8px;border-radius:3px;display:inline-block;margin-bottom:6px}

.more-btn-wrap{text-align:center;margin-top:35px}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-section{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.about-text h2{color:var(--dark);margin-bottom:15px}
.about-text p{color:var(--gray);margin-bottom:15px;font-size:0.95rem}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:25px 0}
.stat-item{text-align:center;padding:20px 10px;border:1px solid var(--border);border-radius:8px;transition:var(--transition)}
.stat-item:hover{border-color:var(--primary);box-shadow:var(--shadow)}
.stat-number{font-size:2.2rem;font-weight:800;color:var(--primary);display:block}
.stat-label{font-size:0.8rem;color:var(--gray);margin-top:5px}
.about-image img{border-radius:8px;box-shadow:var(--shadow-lg)}

/* ==========================================================================
   Service Section
   ========================================================================== */
.service-section{text-align:center}
.service-section .service-desc{max-width:800px;margin:15px auto 30px;color:#aaa;font-size:0.95rem}
.service-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:30px}
.service-card{
    background:rgba(255,255,255,0.05);
    border:1px solid rgba(255,255,255,0.1);
    border-radius:8px;padding:30px 20px;
    text-align:center;transition:var(--transition);
}
.service-card:hover{border-color:var(--primary);background:rgba(245,166,35,0.08)}
.service-card .service-icon{font-size:2.5rem;margin-bottom:15px}
.service-card h3{color:var(--white);font-size:1.1rem;margin-bottom:10px}
.service-card p{color:#aaa;font-size:0.85rem}

/* ==========================================================================
   News Section
   ========================================================================== */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.news-card{
    background:var(--white);
    border:1px solid var(--border);
    border-radius:8px;
    overflow:hidden;
    transition:var(--transition);
}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.news-card .news-img{height:160px;overflow:hidden}
.news-card .news-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.news-card:hover .news-img img{transform:scale(1.08)}
.news-card .news-info{padding:15px}
.news-card .news-date{font-size:0.75rem;color:var(--gray);margin-bottom:6px}
.news-card .news-title{font-size:0.9rem;font-weight:600;margin-bottom:8px}
.news-card .news-title a{color:var(--dark)}
.news-card .news-title a:hover{color:var(--primary)}
.news-card .news-excerpt{font-size:0.8rem;color:var(--gray);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{background:var(--dark);color:#999;padding:50px 0 0}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-col h3{color:var(--white);font-size:1rem;margin-bottom:18px;text-transform:uppercase;letter-spacing:0.5px}
.footer-col p{font-size:0.85rem;margin-bottom:10px;line-height:1.7}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:#999;font-size:0.85rem;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--primary);padding-left:5px}
.footer-contact{font-size:0.85rem;line-height:1.8}
.footer-contact strong{color:#ccc}

.footer-service-bar{
    background:rgba(245,166,35,0.1);
    border-top:1px solid rgba(245,166,35,0.2);
    padding:20px 0;
    display:flex;justify-content:space-between;align-items:center;
}
.footer-service-bar .service-text{font-size:0.82rem;color:#aaa}
.footer-service-bar .phone{font-size:1.4rem;font-weight:800;color:var(--primary)}

.footer-bottom{
    text-align:center;padding:18px 0;
    border-top:1px solid rgba(255,255,255,0.05);
    font-size:0.8rem;color:#666;
}

/* ==========================================================================
   Breadcrumb
   ========================================================================== */
.breadcrumb{
    background:var(--light-gray);
    padding:12px 0;
    font-size:0.85rem;
    border-bottom:1px solid var(--border);
}
.breadcrumb a{color:var(--gray)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .separator{margin:0 8px;color:#ccc}
.breadcrumb .current{color:var(--primary)}

/* ==========================================================================
   Page Layout
   ========================================================================== */
.page-content{padding:50px 0}
.page-content .container{display:grid;grid-template-columns:250px 1fr;gap:30px}
.sidebar{
    position:sticky;top:80px;
    align-self:start;
}
.sidebar .widget{
    background:var(--white);
    border:1px solid var(--border);
    border-radius:8px;
    margin-bottom:20px;
    overflow:hidden;
}
.sidebar .widget-title{
    background:var(--primary);
    color:var(--white);
    padding:12px 18px;
    font-size:0.95rem;
    font-weight:700;
}
.sidebar .widget-body{padding:10px 18px}
.sidebar .product-cat-list{padding:5px 0}
.sidebar .product-cat-list li{border-bottom:1px solid var(--border)}
.sidebar .product-cat-list li:last-child{border-bottom:none}
.sidebar .product-cat-list a{
    display:flex;justify-content:space-between;align-items:center;
    padding:10px 18px;font-size:0.85rem;color:var(--dark);
}
.sidebar .product-cat-list a:hover{color:var(--primary);background:var(--light-gray);padding-left:22px}
.sidebar .product-cat-list .count{
    background:var(--light-gray);color:var(--gray);
    font-size:0.72rem;padding:2px 8px;border-radius:10px;
}
.sidebar .contact-widget{padding:18px}
.sidebar .contact-widget p{font-size:0.82rem;color:var(--gray);margin-bottom:8px}
.sidebar .contact-widget strong{color:var(--dark)}

.content-area{min-width:0}

/* ==========================================================================
   Products Archive
   ========================================================================== */
.products-archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.products-archive-grid .product-card .product-img{height:220px}
.products-archive-grid .product-card .product-info{padding:18px}
.products-archive-grid .product-card .product-info h3{font-size:1rem}

.pagination{
    display:flex;justify-content:center;gap:5px;
    margin-top:40px;padding:20px 0;
}
.pagination .page-numbers{
    display:flex;align-items:center;justify-content:center;
    min-width:38px;height:38px;padding:0 10px;
    border:1px solid var(--border);border-radius:4px;
    font-size:0.85rem;color:var(--dark);
    background:var(--white);transition:var(--transition);
}
.pagination .page-numbers:hover,.pagination .page-numbers.current{
    background:var(--primary);color:var(--white);border-color:var(--primary);
}

/* ==========================================================================
   Single Product
   ========================================================================== */
.single-product-wrap{padding:20px 0}
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:40px}
.product-gallery .main-image{
    border:1px solid var(--border);border-radius:8px;
    overflow:hidden;height:400px;background:var(--light-gray);
}
.product-gallery .main-image img{width:100%;height:100%;object-fit:cover}
.product-gallery .thumbnails{display:flex;gap:10px;margin-top:10px}
.product-gallery .thumbnails img{
    width:80px;height:80px;object-fit:cover;
    border:2px solid var(--border);border-radius:4px;cursor:pointer;
    transition:var(--transition);
}
.product-gallery .thumbnails img:hover,.product-gallery .thumbnails img.active{border-color:var(--primary)}

.product-info-detail h1{font-size:1.5rem;color:var(--dark);margin-bottom:15px}
.product-info-detail .product-meta{margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--border)}
.product-info-detail .product-meta .meta-row{display:flex;padding:6px 0;font-size:0.85rem}
.product-info-detail .product-meta .meta-label{font-weight:700;color:var(--dark);min-width:100px}
.product-info-detail .product-meta .meta-value{color:var(--gray)}
.product-info-detail .product-short-desc{color:var(--gray);font-size:0.9rem;margin-bottom:20px}
.product-info-detail .inquiry-btn{
    display:inline-block;padding:12px 35px;
    background:var(--primary);color:var(--white);
    border-radius:var(--radius);font-weight:600;
    font-size:0.9rem;transition:var(--transition);border:none;cursor:pointer;
}
.product-info-detail .inquiry-btn:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}

.product-tabs{margin-top:30px}
.product-tabs .tab-nav{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px}
.product-tabs .tab-nav button{
    padding:12px 25px;background:none;border:none;
    font-size:0.9rem;font-weight:600;color:var(--gray);
    cursor:pointer;border-bottom:2px solid transparent;
    margin-bottom:-2px;transition:var(--transition);
}
.product-tabs .tab-nav button.active{color:var(--primary);border-bottom-color:var(--primary)}
.product-tabs .tab-content{display:none;font-size:0.9rem;color:var(--gray);line-height:1.8}
.product-tabs .tab-content.active{display:block}

.related-products{margin-top:50px}
.related-products h2{font-size:1.3rem;margin-bottom:20px;color:var(--dark)}

/* ==========================================================================
   About Page
   ========================================================================== */
.about-page-content{padding:50px 0}
.about-hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:50px;align-items:center}
.about-hero-text h2{color:var(--dark);margin-bottom:15px}
.about-hero-text p{color:var(--gray);margin-bottom:12px;font-size:0.95rem}
.about-hero-img img{border-radius:8px;box-shadow:var(--shadow-lg)}

.timeline{position:relative;padding:20px 0;margin:40px 0}
.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--border);transform:translateX(-50%)}
.timeline-item{display:grid;grid-template-columns:1fr 80px 1fr;gap:0;margin-bottom:30px;align-items:center}
.timeline-item:nth-child(even) .timeline-content{text-align:right;grid-column:1}
.timeline-item:nth-child(even) .timeline-img{grid-column:3}
.timeline-item:nth-child(odd) .timeline-content{grid-column:3}
.timeline-item:nth-child(odd) .timeline-img{grid-column:1;text-align:right}
.timeline-year{
    grid-column:2;text-align:center;
    font-size:1.2rem;font-weight:800;color:var(--primary);
    background:var(--white);border:2px solid var(--primary);
    border-radius:50%;width:70px;height:70px;
    display:flex;align-items:center;justify-content:center;
    margin:0 auto;z-index:1;
}
.timeline-content{padding:15px 25px}
.timeline-content h3{font-size:1rem;color:var(--dark);margin-bottom:5px}
.timeline-content p{font-size:0.85rem;color:var(--gray)}

.certificates-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:25px}
.certificate-card{border:1px solid var(--border);border-radius:8px;overflow:hidden;text-align:center;transition:var(--transition)}
.certificate-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.certificate-card img{width:100%;height:200px;object-fit:cover}
.certificate-card .cert-name{padding:10px;font-size:0.85rem;font-weight:600;color:var(--dark)}

.equipment-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:20px}
.equipment-item{background:var(--light-gray);border-radius:6px;padding:15px;text-align:center;font-size:0.85rem;color:var(--dark)}
.equipment-item .equip-icon{font-size:1.5rem;margin-bottom:8px}

.market-bar{display:flex;gap:30px;margin-top:20px;align-items:center}
.market-bar .market-item{flex:1;text-align:center}
.market-bar .market-percent{font-size:2.5rem;font-weight:800;color:var(--primary)}
.market-bar .market-label{font-size:0.85rem;color:var(--gray)}

.application-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.application-tag{background:var(--light-gray);border:1px solid var(--border);border-radius:20px;padding:6px 16px;font-size:0.82rem;color:var(--dark);transition:var(--transition)}
.application-tag:hover{background:var(--primary);color:var(--white);border-color:var(--primary)}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-page{padding:50px 0}
.contact-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px}
.contact-info-card{
    background:var(--white);border:1px solid var(--border);
    border-radius:8px;padding:25px;text-align:center;transition:var(--transition);
}
.contact-info-card:hover{border-color:var(--primary);box-shadow:var(--shadow)}
.contact-info-card .icon{font-size:2rem;color:var(--primary);margin-bottom:10px}
.contact-info-card h3{font-size:1rem;color:var(--dark);margin-bottom:8px}
.contact-info-card p{font-size:0.85rem;color:var(--gray)}

.departments-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin:30px 0}
.dept-card{
    border:1px solid var(--border);border-radius:8px;
    padding:18px;background:var(--white);transition:var(--transition);
}
.dept-card:hover{border-color:var(--primary);box-shadow:var(--shadow)}
.dept-card h4{font-size:0.95rem;color:var(--dark);margin-bottom:8px;border-bottom:1px solid var(--border);padding-bottom:6px}
.dept-card .dept-row{display:flex;justify-content:space-between;font-size:0.82rem;color:var(--gray);padding:3px 0}
.dept-card .dept-row strong{color:var(--dark);min-width:80px}

.inquiry-form-wrap{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:30px;margin-top:30px}
.inquiry-form-wrap h2{font-size:1.3rem;margin-bottom:8px}
.inquiry-form-wrap .form-intro{color:var(--gray);font-size:0.85rem;margin-bottom:20px}
.inquiry-form{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.inquiry-form .full-width{grid-column:1/-1}
.inquiry-form label{display:block;font-size:0.82rem;font-weight:600;color:var(--dark);margin-bottom:4px}
.inquiry-form input,.inquiry-form textarea,.inquiry-form select{
    width:100%;padding:10px 12px;border:1px solid var(--border);
    border-radius:4px;font-size:0.85rem;font-family:inherit;
    transition:var(--transition);
}
.inquiry-form input:focus,.inquiry-form textarea:focus,.inquiry-form select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(245,166,35,0.1)}
.inquiry-form textarea{resize:vertical;min-height:120px}
.inquiry-form .submit-btn{
    grid-column:1/-1;background:var(--primary);color:var(--white);
    padding:12px 30px;border:none;border-radius:4px;
    font-size:0.9rem;font-weight:600;cursor:pointer;transition:var(--transition);
}
.inquiry-form .submit-btn:hover{background:var(--primary-dark)}
.form-message{padding:12px;border-radius:4px;margin-top:15px;font-size:0.85rem;display:none}
.form-message.success{display:block;background:#e8f5e9;color:#2e7d32;border:1px solid #c8e6c9}
.form-message.error{display:block;background:#ffebee;color:#c62828;border:1px solid #ffcdd2}

/* ==========================================================================
   Video Page
   ========================================================================== */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:25px}
.video-card{border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:var(--transition)}
.video-card:hover{box-shadow:var(--shadow-lg)}
.video-card .video-thumb{position:relative;height:200px;background:var(--dark);overflow:hidden}
.video-card .video-thumb img{width:100%;height:100%;object-fit:cover;opacity:0.8}
.video-card .play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:50px;height:50px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--white);cursor:pointer}
.video-card .video-info{padding:12px}
.video-card .video-info h3{font-size:0.9rem;color:var(--dark)}

/* ==========================================================================
   404 Page
   ========================================================================== */
.error-404{text-align:center;padding:80px 20px}
.error-404 h1{font-size:5rem;color:var(--primary);margin-bottom:10px}
.error-404 h2{font-size:1.3rem;color:var(--dark);margin-bottom:15px}
.error-404 p{color:var(--gray);margin-bottom:25px}
.error-404 .btn{margin-top:10px}

/* ==========================================================================
   Back to Top
   ========================================================================== */
.back-to-top{
    position:fixed;bottom:30px;right:30px;
    width:44px;height:44px;border-radius:50%;
    background:var(--primary);color:var(--white);
    display:flex;align-items:center;justify-content:center;
    font-size:1.2rem;cursor:pointer;border:none;
    opacity:0;visibility:hidden;transition:var(--transition);
    z-index:998;box-shadow:var(--shadow-lg);
}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{background:var(--primary-dark);transform:translateY(-3px)}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media(max-width:1024px){
    .products-grid{grid-template-columns:repeat(3,1fr)}
    .top-products{grid-template-columns:repeat(2,1fr)}
    .news-grid{grid-template-columns:repeat(2,1fr)}
    .footer-top{grid-template-columns:repeat(2,1fr)}
    .page-content .container{grid-template-columns:200px 1fr}
}
@media(max-width:768px){
    .top-bar-left{gap:10px;font-size:0.75rem}
    .top-bar-right .social-icons{display:none}
    .menu-toggle{display:block}
    .main-nav{
        display:none;position:absolute;top:100%;left:0;right:0;
        flex-direction:column;background:var(--white);
        box-shadow:var(--shadow-lg);padding:10px 0;gap:0;
    }
    .main-nav.active{display:flex}
    .main-nav>li{width:100%}
    .main-nav>li>a{padding:12px 20px;border-bottom:1px solid var(--border)}
    .main-nav .sub-menu{position:static;box-shadow:none;min-width:100%;padding:0}
    .main-nav .sub-menu a{padding-left:40px}
    
    .hero-slide{min-height:300px}
    .hero-slide-content h2{font-size:1.5rem}
    .hero-slide-content{padding:30px 20px}
    
    .top-products,.products-grid,.news-grid,.service-cards,.products-archive-grid,.certificates-grid,.equipment-grid,.video-grid{grid-template-columns:1fr 1fr}
    .about-section,.about-hero,.product-detail{grid-template-columns:1fr}
    .about-stats{grid-template-columns:repeat(3,1fr)}
    .contact-info-grid{grid-template-columns:1fr}
    .departments-grid{grid-template-columns:1fr}
    .inquiry-form{grid-template-columns:1fr}
    
    .page-content .container{grid-template-columns:1fr}
    .sidebar{position:static}
    
    .timeline::before{left:20px}
    .timeline-item{grid-template-columns:40px 1fr;gap:15px}
    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content{grid-column:2;text-align:left}
    .timeline-item:nth-child(even) .timeline-img,
    .timeline-item:nth-child(odd) .timeline-img{display:none}
    .timeline-year{width:40px;height:40px;font-size:0.7rem;grid-column:1}
    
    .footer-top{grid-template-columns:1fr;gap:25px}
    .footer-service-bar{flex-direction:column;gap:10px;text-align:center}
}
@media(max-width:480px){
    .top-products,.products-grid,.news-grid,.service-cards,.products-archive-grid,.certificates-grid,.equipment-grid,.video-grid{grid-template-columns:1fr}
    .about-stats{grid-template-columns:1fr}
    .hero-slide-content h2{font-size:1.2rem}
    section{padding:40px 0}
}