/*
Theme Name: SIFT Bearing SKF Pro v13.0
Description: SKF professional B2B bearing theme - supports WP All Import, 3-way search (model/dimension/brand), light tech bar, spaced grid. B2B optimized.
Version: 13.0
Author: SIFT
*/

:root{
  --navy:#0a1931;
  --skf-blue:#0066CC;
  --light:#f5f7fa;
  --border:#e5e7eb;
  --text:#111827;
  --muted:#6b7280;
  --green:#16a34a;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;color:var(--text);background:#fff;line-height:1.6}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
.header-top{background:#f8fafc;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted);padding:8px 0}
.header-main{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50}
.header-main .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-weight:800;letter-spacing:1px;font-size:20px}
.logo span{color:#FFC20E}
.nav{display:flex;gap:28px;font-size:14px;font-weight:600}
.nav a{opacity:.9}
.nav a:hover{opacity:1;color:#FFC20E}
.btn-quote{background:#FFC20E;color:var(--navy);padding:10px 18px;border-radius:4px;font-weight:800;font-size:13px}
.hero{background:linear-gradient(180deg,#0a1931 0%,#122a5a 100%);color:#fff;padding:64px 0 48px}
.hero h1{font-size:44px;line-height:1.1;margin:0 0 12px;letter-spacing:-.5px}
.hero p{color:#cbd5e1;max-width:640px;margin:0 0 32px}
.search-box{background:#fff;border-radius:8px;padding:6px;max-width:860px;box-shadow:0 20px 40px rgba(0,0,0,.25)}
.search-tabs{display:flex;gap:6px;padding:6px}
.search-tab{padding:10px 16px;border-radius:6px;font-size:13px;font-weight:700;cursor:pointer;color:#475569}
.search-tab.active{background:var(--navy);color:#fff}
.search-inputs{padding:12px;display:flex;gap:10px;flex-wrap:wrap}
.search-inputs input, .search-inputs select{flex:1;min-width:160px;height:44px;border:1px solid var(--border);border-radius:6px;padding:0 12px;font-size:14px}
.search-btn{height:44px;background:var(--navy);color:#fff;border:0;border-radius:6px;padding:0 22px;font-weight:800;cursor:pointer}
.brand-pills{display:flex;gap:8px;flex-wrap:wrap;padding:6px 12px 12px}
.pill{border:1px solid var(--border);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;cursor:pointer;background:#fff}
.pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.brand-bar{border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid var(--border);background:#fff}
.brand-bar .container{display:flex;gap:36px;align-items:center;overflow:auto;padding:14px 24px;font-weight:800;color:#94a3b8;letter-spacing:1px;font-size:13px}
.grid-section{padding:40px 0 80px;background:#fff}
.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px}
.section-head h2{font-size:28px;margin:0}
.filters{width:240px;float:left;margin-right:32px}
.filter-card{border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px;background:#fff}
.filter-card h4{margin:0 0 10px;font-size:13px;text-transform:uppercase;letter-spacing:.8px}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
@media(max-width:1024px){.product-grid{grid-template-columns:repeat(2,1fr)}.filters{float:none;width:100%;margin:0 0 20px}}
@media(max-width:640px){.product-grid{grid-template-columns:1fr}.hero h1{font-size:30px}}
.bearing-card{border:1px solid var(--border);border-radius:8px;background:#fff;overflow:hidden;transition:all .2s;display:flex;flex-direction:column}
.bearing-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(10,25,49,.12);border-color:#cbd5e1}
.b-card-img{background:var(--light);aspect-ratio:1.2/1;display:flex;align-items:center;justify-content:center;position:relative}
.b-card-img .brand-badge{position:absolute;left:12px;top:12px;background:#fff;border:1px solid var(--border);font-size:11px;font-weight:800;padding:4px 8px;border-radius:4px;letter-spacing:.6px}
.b-card-body{padding:16px}
.b-card-title{font-weight:800;font-size:16px;margin:0 0 4px}
.b-card-spec{font-size:13px;color:var(--muted);margin:0 0 12px}
.b-card-table{width:100%;font-size:12px;border-collapse:collapse;margin:8px 0 0}
.b-card-table td{padding:4px 0;border-bottom:1px dashed #eef2f7}
.b-card-table td:last-child{text-align:right;font-weight:600}
.tech-bar{background:var(--light);border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:8px 12px}
.tech-links{display:flex;gap:6px}
.tech-link{font-size:11px;border:1px solid #d1d5db;background:#fff;padding:4px 8px;border-radius:999px;font-weight:700;color:#374151}
.stock-dot{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;color:#065f46}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block}
.single-wrap{max-width:1100px;margin:0 auto;padding:32px 24px}
.spec-table{width:100%;border-collapse:collapse;margin-top:16px}
.spec-table th,.spec-table td{border:1px solid var(--border);padding:10px 12px;text-align:left;font-size:14px}
.spec-table th{background:var(--light);width:220px;font-size:12px;text-transform:uppercase;letter-spacing:.6px}
.footer{background:#0a1931;color:#94a3b8;padding:48px 0}
.footer a{color:#cbd5e1}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr}}

/* v13.1 fixes - match HTML preview */
body.admin-bar .header-main{top:32px}
@media(max-width:782px){body.admin-bar .header-main{top:46px}}
.product-grid{min-height:120px}
.product-grid:empty::after{content:"暂无轴承数据，请先用 WP All Import 导入 sample-import.csv";color:#94a3b8;font-size:14px;grid-column:1/-1;padding:24px;border:1px dashed #e5e7eb;border-radius:8px;text-align:center;background:#f8fafc}
.b-card-img img{max-width:90%;height:auto;object-fit:contain}
.hero{padding:72px 0 56px !important}
.hero h1{font-weight:800;letter-spacing:-.8px}
.brand-bar{border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;background:#fff}
.grid-section{padding:48px 0 80px}
.bearing-card{min-height:320px}