/* KSCBDQ B2B Wholesale Platform - Stylesheet */
*{margin:0;padding:0;box-sizing:border-box}
:root{--pri:#1a3a5c;--pri-l:#2c5282;--pri-d:#0d1e30;--acc:#e63946;--acc-h:#c1121f;--bg:#f4f6f9;--w:#fff;--txt:#1a1a2e;--txt-l:#6c7a89;--bdr:#e0e4e8;--suc:#2a9d8f;--war:#f4a261;--sh:0 2px 8px rgba(0,0,0,.08);--sh-lg:0 8px 30px rgba(0,0,0,.12);--r:8px;--mw:1280px}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;color:var(--txt);background:var(--bg);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:var(--mw);margin:0 auto;padding:0 20px}
/* Header */
.top-bar{background:var(--pri-d);color:#aab;font-size:13px;padding:6px 0}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar a{color:#cdd;margin-left:16px}
.top-bar a:hover{color:#fff}
header{background:var(--w);box-shadow:var(--sh);position:sticky;top:0;z-index:100}
.header-main{display:flex;align-items:center;gap:24px;padding:14px 0}
.logo{font-size:26px;font-weight:800;color:var(--pri);letter-spacing:-1px;white-space:nowrap}
.logo span{color:var(--acc)}
.search-box{flex:1;display:flex;border:2px solid var(--pri);border-radius:var(--r);overflow:hidden}
.search-box select{border:none;padding:10px 12px;background:var(--bg);font-size:14px;outline:none;border-right:1px solid var(--bdr)}
.search-box input{flex:1;border:none;padding:10px 16px;font-size:14px;outline:none}
.search-box button{background:var(--pri);color:#fff;border:none;padding:0 24px;font-size:14px;font-weight:600;cursor:pointer}
.search-box button:hover{background:var(--pri-l)}
.header-icons{display:flex;gap:20px;align-items:center}
.header-icons a{display:flex;flex-direction:column;align-items:center;font-size:12px;color:var(--txt-l);gap:2px}
.header-icons a:hover{color:var(--pri)}
.header-icons svg{width:22px;height:22px}
.cart-badge{background:var(--acc);color:#fff;border-radius:50%;font-size:11px;padding:1px 6px;position:absolute}
nav.main-nav{background:var(--pri);padding:0}
nav.main-nav ul{display:flex;list-style:none;gap:0}
nav.main-nav li{position:relative}
nav.main-nav a{color:#fff;padding:14px 20px;display:block;font-size:14px;font-weight:500;transition:.2s}
nav.main-nav a:hover,nav.main-nav a.active{background:var(--pri-l)}
nav.main-nav .mega{position:absolute;top:100%;left:0;background:#fff;min-width:600px;box-shadow:var(--sh-lg);padding:20px;display:none;grid-template-columns:1fr 1fr;gap:16px;z-index:200}
nav.main-nav li:hover .mega{display:grid}
nav.main-nav .mega a{color:var(--txt);padding:6px 8px;font-size:13px;font-weight:400}
nav.main-nav .mega a:hover{background:var(--bg);color:var(--pri)}
.mega h4{color:var(--pri);font-size:13px;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--pri)}
/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 24px;border-radius:var(--r);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:.2s}
.btn-pri{background:var(--pri);color:#fff}.btn-pri:hover{background:var(--pri-l)}
.btn-acc{background:var(--acc);color:#fff}.btn-acc:hover{background:var(--acc-h)}
.btn-outline{background:transparent;border:2px solid var(--pri);color:var(--pri)}.btn-outline:hover{background:var(--pri);color:#fff}
.btn-lg{padding:14px 36px;font-size:16px}
.btn-block{width:100%}
/* Hero */
.hero{background:linear-gradient(135deg,var(--pri-d),var(--pri));color:#fff;padding:60px 0}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:42px;line-height:1.2;margin-bottom:16px}
.hero p{font-size:18px;opacity:.9;margin-bottom:28px}
.hero-search{display:flex;gap:0;margin-bottom:20px;max-width:500px}
.hero-search input{flex:1;padding:14px 20px;border:none;border-radius:var(--r) 0 0 var(--r);font-size:15px;outline:none}
.hero-search button{padding:14px 28px;background:var(--acc);color:#fff;border:none;border-radius:0 var(--r) var(--r) 0;font-weight:600;cursor:pointer;font-size:15px}
.hero-search button:hover{background:var(--acc-h)}
.hero-stats{display:flex;gap:40px;margin-top:30px}
.hero-stats div{text-align:center}
.hero-stats strong{display:block;font-size:28px;font-weight:800}
.hero-stats span{font-size:13px;opacity:.8}
.hero-img{background:rgba(255,255,255,.08);border-radius:16px;padding:40px;text-align:center}
.hero-img svg{width:100%;max-width:400px}
/* Sections */
section{padding:50px 0}
.section-head{text-align:center;margin-bottom:36px}
.section-head h2{font-size:30px;color:var(--pri);margin-bottom:8px}
.section-head p{color:var(--txt-l);font-size:16px}
.section-head.left{text-align:left}
/* Category Cards */
.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.cat-card{background:var(--w);border-radius:var(--r);padding:24px 16px;text-align:center;box-shadow:var(--sh);transition:.25s;cursor:pointer}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.cat-card .ico{width:56px;height:56px;margin:0 auto 12px;background:var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center}
.cat-card .ico svg{width:28px;height:28px;color:var(--pri)}
.cat-card h3{font-size:14px;font-weight:600}
.cat-card span{font-size:12px;color:var(--txt-l)}
/* Product Cards */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.prod-card{background:var(--w);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden;transition:.25s}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.prod-img{height:200px;background:linear-gradient(135deg,#e8ecf0,#d4dae0);display:flex;align-items:center;justify-content:center;position:relative}
.prod-img svg{width:80px;height:80px;color:var(--txt-l);opacity:.5}
.prod-badge{position:absolute;top:10px;left:10px;background:var(--acc);color:#fff;font-size:11px;padding:3px 10px;border-radius:4px;font-weight:600}
.prod-info{padding:16px}
.prod-info h3{font-size:15px;font-weight:600;margin-bottom:6px}
.prod-info .price{color:var(--acc);font-size:20px;font-weight:700}
.prod-info .price small{font-size:13px;color:var(--txt-l);font-weight:400}
.prod-info .moq{font-size:12px;color:var(--txt-l);margin:4px 0}
.prod-info .rating{font-size:12px;color:var(--war);margin:4px 0}
.prod-info .supplier{font-size:12px;color:var(--pri);margin-bottom:10px}
.prod-actions{display:flex;gap:8px;padding:0 16px 16px}
.prod-actions .btn{flex:1;padding:8px;font-size:13px}
/* Supplier Cards */
.sup-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sup-card{background:var(--w);border-radius:var(--r);box-shadow:var(--sh);padding:20px;text-align:center;transition:.25s}
.sup-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.sup-logo{width:80px;height:80px;background:var(--pri);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;margin:0 auto 12px}
.sup-card h3{font-size:16px;font-weight:600;margin-bottom:4px}
.sup-card .loc{font-size:13px;color:var(--txt-l);margin-bottom:8px}
.sup-card .tags{display:flex;flex-wrap:wrap;gap:4px;justify-content:center;margin-bottom:12px}
.sup-card .tags span{background:var(--bg);padding:3px 10px;border-radius:12px;font-size:11px;color:var(--txt-l)}
.sup-card .stats{display:flex;justify-content:space-around;font-size:12px;color:var(--txt-l);padding-top:12px;border-top:1px solid var(--bdr)}
.sup-card .stats strong{display:block;color:var(--pri);font-size:16px}
/* Features */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature{text-align:center;padding:24px}
.feature .ico{width:64px;height:64px;margin:0 auto 16px;background:var(--bg);border-radius:16px;display:flex;align-items:center;justify-content:center}
.feature .ico svg{width:32px;height:32px;color:var(--pri)}
.feature h3{font-size:17px;margin-bottom:8px;color:var(--pri)}
.feature p{font-size:14px;color:var(--txt-l)}
/* CTA */
.cta{background:linear-gradient(135deg,var(--pri),var(--pri-l));color:#fff;text-align:center;padding:60px 0}
.cta h2{font-size:30px;margin-bottom:12px}
.cta p{font-size:17px;opacity:.9;margin-bottom:24px}
.cta .btn{background:#fff;color:var(--pri)}
.cta .btn:hover{background:var(--bg)}
/* Footer */
footer{background:var(--pri-d);color:#aab;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:8px}
.footer-grid a{font-size:13px;color:#8899aa}
.footer-grid a:hover{color:#fff}
.footer-about p{font-size:13px;line-height:1.7;margin-bottom:16px}
.footer-about .social{display:flex;gap:12px}
.footer-about .social a{width:36px;height:36px;background:rgba(255,255,255,.1);border-radius:50%;display:flex;align-items:center;justify-content:center}
.footer-about .social svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:13px}
/* Page Banner */
.page-banner{background:linear-gradient(135deg,var(--pri-d),var(--pri));color:#fff;padding:40px 0;text-align:center}
.page-banner h1{font-size:32px;margin-bottom:8px}
.page-banner p{opacity:.85;font-size:15px}
.breadcrumb{font-size:13px;opacity:.7}
.breadcrumb a{color:#fff}
/* Layouts */
.layout-2col{display:grid;grid-template-columns:260px 1fr;gap:24px}
.sidebar{background:var(--w);border-radius:var(--r);padding:20px;box-shadow:var(--sh);height:fit-content}
.sidebar h3{font-size:15px;color:var(--pri);margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--bg)}
.filter-group{margin-bottom:20px}
.filter-group label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--txt-l);margin-bottom:8px;cursor:pointer}
.filter-group label:hover{color:var(--pri)}
.filter-group input[type=checkbox]{accent-color:var(--pri)}
.price-range{display:flex;gap:8px;align-items:center}
.price-range input{width:80px;padding:6px 8px;border:1px solid var(--bdr);border-radius:4px;font-size:13px}
/* Product Detail */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.pd-gallery{background:var(--w);border-radius:var(--r);padding:30px;box-shadow:var(--sh);text-align:center}
.pd-gallery .main-img{height:400px;background:linear-gradient(135deg,#e8ecf0,#d4dae0);border-radius:var(--r);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.pd-gallery .main-img svg{width:160px;height:160px;color:var(--txt-l);opacity:.4}
.pd-thumbs{display:flex;gap:12px;justify-content:center}
.pd-thumbs div{width:80px;height:80px;background:var(--bg);border-radius:8px;cursor:pointer;border:2px solid transparent}
.pd-thumbs div.active{border-color:var(--pri)}
.pd-info h1{font-size:26px;margin-bottom:8px}
.pd-info .pd-rating{color:var(--war);font-size:14px;margin-bottom:12px}
.pd-info .pd-price{font-size:32px;color:var(--acc);font-weight:700;margin-bottom:16px}
.pd-info .pd-price small{font-size:15px;color:var(--txt-l);font-weight:400}
.pd-specs{margin:16px 0;padding:16px;background:var(--w);border-radius:var(--r);box-shadow:var(--sh)}
.pd-specs table{width:100%;font-size:14px}
.pd-specs td{padding:6px 0;border-bottom:1px solid var(--bdr)}
.pd-specs td:first-child{color:var(--txt-l);width:40%}
.pd-specs tr:last-child td{border:none}
.pd-qty{display:flex;align-items:center;gap:12px;margin:16px 0}
.pd-qty button{width:36px;height:36px;border:1px solid var(--bdr);background:var(--w);border-radius:4px;font-size:18px;cursor:pointer}
.pd-qty input{width:60px;text-align:center;padding:8px;border:1px solid var(--bdr);border-radius:4px;font-size:15px}
.pd-actions-row{display:flex;gap:12px;margin:20px 0}
.pd-supplier{background:var(--w);border-radius:var(--r);padding:16px;box-shadow:var(--sh);display:flex;align-items:center;gap:16px;margin-top:20px}
.pd-supplier .sup-logo{width:56px;height:56px;font-size:20px;margin:0}
.pd-supplier h4{font-size:15px}
.pd-supplier p{font-size:13px;color:var(--txt-l)}
/* Forms */
.form-card{background:var(--w);border-radius:var(--r);padding:36px;box-shadow:var(--sh);max-width:600px;margin:0 auto}
.form-card h2{font-size:24px;color:var(--pri);margin-bottom:8px}
.form-card p.sub{color:var(--txt-l);margin-bottom:24px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--txt)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1px solid var(--bdr);border-radius:var(--r);font-size:14px;font-family:inherit;outline:none;transition:.2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(26,58,92,.1)}
.form-group textarea{min-height:120px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-check{display:flex;align-items:center;gap:8px;font-size:14px}
.form-check input{width:auto}
.form-alt{text-align:center;margin-top:20px;font-size:14px;color:var(--txt-l)}
.form-alt a{color:var(--pri);font-weight:600}
/* Tabs */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--bdr);margin-bottom:24px}
.tab{padding:12px 24px;font-size:14px;font-weight:600;color:var(--txt-l);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px}
.tab.active{color:var(--pri);border-color:var(--acc)}
.tab-content{display:none}
.tab-content.active{display:block}
/* Table */
.data-table{width:100%;background:var(--w);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.data-table table{width:100%}
.data-table th{background:var(--pri);color:#fff;padding:14px 16px;text-align:left;font-size:13px;font-weight:600}
.data-table td{padding:12px 16px;border-bottom:1px solid var(--bdr);font-size:14px}
.data-table tr:hover td{background:var(--bg)}
.badge{padding:3px 12px;border-radius:12px;font-size:12px;font-weight:600}
.badge-green{background:#e6f7f5;color:var(--suc)}
.badge-orange{background:#fef3e8;color:var(--war)}
.badge-red{background:#fde8e8;color:var(--acc)}
.badge-blue{background:#e8f0fe;color:var(--pri-l)}
/* Dashboard */
.dash-grid{display:grid;grid-template-columns:240px 1fr;gap:24px}
.dash-side{background:var(--w);border-radius:var(--r);padding:20px;box-shadow:var(--sh);height:fit-content}
.dash-side h3{font-size:16px;color:var(--pri);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--bg)}
.dash-side ul{list-style:none}
.dash-side li{margin-bottom:4px}
.dash-side a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r);font-size:14px;color:var(--txt-l)}
.dash-side a:hover,.dash-side a.active{background:var(--bg);color:var(--pri)}
.dash-side a svg{width:18px;height:18px}
.dash-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.dash-card{background:var(--w);border-radius:var(--r);padding:20px;box-shadow:var(--sh)}
.dash-card .ico{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.dash-card .ico svg{width:24px;height:24px}
.dash-card h4{font-size:13px;color:var(--txt-l);margin-bottom:4px}
.dash-card .val{font-size:24px;font-weight:700;color:var(--pri)}
.dash-card .trend{font-size:12px;color:var(--suc)}
/* Blog */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.blog-card{background:var(--w);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden;transition:.25s}
.blog-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.blog-img{height:180px;background:linear-gradient(135deg,var(--pri-l),var(--pri));display:flex;align-items:center;justify-content:center;color:#fff;font-size:40px}
.blog-body{padding:20px}
.blog-body .date{font-size:12px;color:var(--txt-l);margin-bottom:8px}
.blog-body h3{font-size:17px;margin-bottom:8px;line-height:1.4}
.blog-body p{font-size:14px;color:var(--txt-l);margin-bottom:12px}
.blog-body .read{font-size:13px;color:var(--pri);font-weight:600}
/* Order Tracking */
.track-box{background:var(--w);border-radius:var(--r);padding:30px;box-shadow:var(--sh);margin-bottom:24px}
.track-status{display:flex;justify-content:space-between;position:relative;margin:30px 0}
.track-status::before{content:'';position:absolute;top:24px;left:0;right:0;height:3px;background:var(--bdr);z-index:0}
.track-step{text-align:center;position:relative;z-index:1}
.track-step .dot{width:50px;height:50px;border-radius:50%;background:var(--bdr);display:flex;align-items:center;justify-content:center;margin:0 auto 8px;color:#fff;font-size:20px}
.track-step.done .dot{background:var(--suc)}
.track-step.current .dot{background:var(--pri)}
.track-step span{font-size:12px;color:var(--txt-l)}
.track-step.done span,.track-step.current span{color:var(--txt);font-weight:600}
/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-img{background:linear-gradient(135deg,#e8ecf0,#d4dae0);border-radius:16px;height:350px;display:flex;align-items:center;justify-content:center}
.about-img svg{width:200px;height:200px;color:var(--pri);opacity:.3}
.about-text h2{font-size:28px;color:var(--pri);margin-bottom:16px}
.about-text p{font-size:15px;color:var(--txt-l);margin-bottom:12px;line-height:1.8}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.team-card{text-align:center}
.team-card .av{width:100px;height:100px;background:var(--pri);border-radius:50%;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:36px;color:#fff;font-weight:700}
.team-card h4{font-size:16px;margin-bottom:2px}
.team-card p{font-size:13px;color:var(--txt-l)}
/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info h3{font-size:18px;color:var(--pri);margin-bottom:12px}
.contact-info p{font-size:14px;color:var(--txt-l);margin-bottom:20px;line-height:1.8}
.contact-info .item{display:flex;gap:12px;margin-bottom:16px}
.contact-info .item svg{width:22px;height:22px;color:var(--acc);flex-shrink:0;margin-top:2px}
.contact-info .item h4{font-size:14px}
.contact-info .item p{font-size:13px;margin:0}
.map-box{background:var(--bg);border-radius:var(--r);height:300px;display:flex;align-items:center;justify-content:center;color:var(--txt-l);margin-top:24px}
/* Pagination */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:30px}
.pagination a{padding:8px 14px;border:1px solid var(--bdr);border-radius:var(--r);font-size:14px;color:var(--txt-l);background:var(--w)}
.pagination a:hover,.pagination a.active{background:var(--pri);color:#fff;border-color:var(--pri)}
/* Responsive */
@media(max-width:1024px){.cat-grid{grid-template-columns:repeat(4,1fr)}.prod-grid,.sup-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}.features{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.dash-cards{grid-template-columns:repeat(2,1fr)}.team-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.hero-grid,.pd-grid,.about-grid,.contact-grid,.layout-2col,.dash-grid{grid-template-columns:1fr}.cat-grid{grid-template-columns:repeat(2,1fr)}.prod-grid,.sup-grid,.blog-grid,.features,.dash-cards,.team-grid{grid-template-columns:1fr}.search-box{display:none}.header-icons{margin-left:auto}.menu-toggle{display:block}nav.main-nav ul{display:none;flex-direction:column}nav.main-nav.open ul{display:flex}.hero h1{font-size:30px}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}