/*
Theme Name: 超辉拉手 Chao Hui Hardware
Theme URI: http://129.153.25.135
Author: 超辉建站
Description: 广州超辉拉手五金有限公司家具拉手企业官网主题（产品展示 / 搜索 / 详情 / 关于 / 联系）。
Version: 1.0
Text Domain: chao-hui
*/

:root{
  --brand:#8a1f16;
  --brand-2:#b8342a;
  --gold:#c9a24b;
  --ink:#222;
  --muted:#666;
  --line:#e6e6e6;
  --bg:#f6f7f9;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

/* header */
.site-header{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.header-top{display:flex;align-items:center;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;min-width:auto;flex-shrink:0}
.brand-logo{display:block;height:46px;width:auto;max-width:260px;transition:.2s}
.brand:hover .brand-logo{opacity:.9}
.brand .zh{font-size:22px;font-weight:700;letter-spacing:1px}
.brand .en{font-size:11px;opacity:.85;letter-spacing:2px;text-transform:uppercase}
.header-search{margin-left:auto;display:flex;background:#fff;border-radius:24px;overflow:hidden;width:320px;max-width:42vw}
.header-search input{border:0;outline:0;padding:10px 16px;flex:1;font-size:14px}
.header-search button{border:0;background:var(--gold);color:#3a2a00;padding:0 18px;cursor:pointer;font-weight:700}
.main-nav{background:rgba(0,0,0,.16)}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap}
.main-nav li a{display:block;padding:12px 22px;font-size:15px;color:#fff}
.main-nav li a:hover,.main-nav li.current-menu-item a{background:rgba(255,255,255,.18)}

/* hero carousel —— 完整适配(contain) + 自动高度，不裁剪 */
.hero{position:relative;height:auto;overflow:hidden;background:#111}
.hero .slide{position:absolute;top:0;left:0;right:0;opacity:0;transition:opacity .8s;display:flex;align-items:center;justify-content:center;pointer-events:none}
.hero .slide.active{position:relative;opacity:1;pointer-events:auto}
.hero .slide img{display:block;width:100%;height:auto;max-height:none;object-fit:contain;object-position:center center;margin:0 auto}
.hero .caption{position:absolute;left:6%;bottom:14%;color:#fff;text-shadow:0 2px 8px rgba(0,0,0,.6)}
.hero .caption h2{margin:0 0 6px;font-size:30px}
.hero .dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:10px}
.hero .dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer}
.hero .dots span.active{background:var(--gold)}

/* sections */
.section{padding:48px 0}
.section-title{font-size:26px;margin:0 0 6px;text-align:center;color:var(--brand)}
.section-sub{text-align:center;color:var(--muted);margin:0 0 30px;font-size:14px}
.section-title:after{content:"";display:block;width:60px;height:3px;background:var(--gold);margin:12px auto 0}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;transition:.2s;display:flex;flex-direction:column}
.card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1);transform:translateY(-3px)}
.card .thumb{aspect-ratio:1/1;background:var(--bg);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .body{padding:14px;text-align:center}
.card .body h3{margin:0 0 6px;font-size:16px}
.card .model{color:var(--muted);font-size:13px}

/* layout with sidebar */
.layout{display:grid;grid-template-columns:250px 1fr;gap:28px;align-items:start}
.sidebar{border:1px solid var(--line);border-radius:8px;overflow:hidden}
.sidebar h3{margin:0;padding:14px 16px;background:var(--brand);color:#fff;font-size:16px}
.sidebar ul{list-style:none;margin:0;padding:0}
.sidebar li a{display:block;padding:11px 16px;border-bottom:1px solid var(--line);font-size:14px}
.sidebar li a:hover,.sidebar li.current-cat a{background:var(--bg);color:var(--brand);font-weight:700}

/* single product */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.pd-gallery .main-img{border:1px solid var(--line);border-radius:8px;overflow:hidden;cursor:zoom-in}
.pd-gallery .thumbs{display:flex;gap:10px;margin-top:12px}
.pd-gallery .thumbs img{width:72px;height:72px;object-fit:cover;border:1px solid var(--line);border-radius:6px;cursor:pointer}
.pd-info h1{font-size:24px;margin:0 0 10px}
.pd-meta{color:var(--muted);margin:0 0 16px}
.pd-attrs{margin:16px 0}
.pd-attrs div{padding:6px 0;border-bottom:1px dashed var(--line)}
.pd-attrs b{display:inline-block;width:90px;color:var(--brand)}
table.spec{width:100%;border-collapse:collapse;margin:18px 0}
table.spec th,table.spec td{border:1px solid var(--line);padding:10px;text-align:center;font-size:14px}
table.spec th{background:var(--bg);width:20%}
.line-drawing{border:1px dashed var(--gold);border-radius:8px;padding:28px;text-align:center;color:var(--muted);background:repeating-linear-gradient(45deg,#fff,#fff 12px,#faf7ee 12px,#faf7ee 24px)}
.share{display:flex;gap:12px;margin-top:18px;align-items:center}
.share a{padding:8px 16px;border-radius:20px;color:#fff;font-size:14px}
.share .weibo{background:#e6162d}
.share .wechat{background:#07c160;cursor:pointer}
/* lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;z-index:999;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:92vh}

/* pages */
.page-hero{background:var(--bg);padding:38px 0;text-align:center}
.page-hero h1{margin:0;font-size:28px;color:var(--brand)}
.page-content{padding:40px 0;font-size:16px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.contact-info li{list-style:none;padding:10px 0;border-bottom:1px dashed var(--line)}
.form-row{margin-bottom:14px}
.form-row label{display:block;margin-bottom:6px;font-size:14px;color:var(--muted)}
.form-row input,.form-row textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:6px;font-size:14px}
.btn{background:var(--brand);color:#fff;border:0;padding:11px 26px;border-radius:6px;cursor:pointer;font-size:15px}
.notice{background:#e8f7ee;border:1px solid #b7e2c7;color:#1c7a43;padding:12px 16px;border-radius:6px;margin-bottom:16px}

/* catalog / 图册 */
.page-hero .page-sub{margin:10px 0 0;color:var(--muted);font-size:15px}
.catalog-wrap{padding:36px 0}
.catalog-intro{margin:0 0 22px;color:#444}
.catalog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.catalog-card{display:flex;align-items:center;gap:16px;border:1px solid var(--line);border-radius:10px;padding:18px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.catalog-thumb{flex:0 0 auto;width:112px;height:150px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff;display:flex;align-items:center;justify-content:center}
.catalog-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.catalog-thumb.has-cover{border-color:#dcd6c9;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.catalog-meta{flex:1 1 auto;min-width:0}
.catalog-name{margin:0 0 5px;font-size:17px;color:var(--ink);word-break:break-all}
.catalog-info{margin:0;color:var(--muted);font-size:13px}
.catalog-actions{flex:0 0 auto;display:flex;flex-direction:column;gap:8px}
.catalog-actions .btn{padding:8px 18px;font-size:14px;white-space:nowrap;text-align:center;text-decoration:none;display:inline-block}
.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.catalog-empty{color:var(--muted)}

/* pdf 预览弹窗 */
.ch-pdf-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center}
.ch-pdf-modal[hidden]{display:none}
.ch-pdf-modal__mask{position:absolute;inset:0;background:rgba(0,0,0,.62)}
.ch-pdf-modal__box{position:relative;width:min(94vw,1000px);height:min(90vh,900px);background:#fff;border-radius:10px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.ch-pdf-modal__bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 12px;background:#2b2b2b;color:#fff;font-size:13px}
.ch-pdf-modal__title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ch-pdf-modal__tools{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.ch-pdf-modal__tools a{color:#fff;text-decoration:none}
.ch-pdf-modal__tools a:hover{text-decoration:underline}
.ch-pdf-modal__close{background:transparent;border:0;color:#fff;font-size:22px;line-height:1;cursor:pointer;padding:0 4px}
.ch-pdf-modal__frame{flex:1 1 auto;width:100%;border:0;background:#fff}

/* footer */
.site-footer{background:#232323;color:#bbb;margin-top:40px}
.footer-logo{display:block;height:44px;width:auto;max-width:240px;margin:0 0 12px}
.footer-brand{display:inline-block}
.site-footer .inner{padding:34px 0;display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.site-footer h4{color:#fff;margin:0 0 12px;font-size:15px}
.site-footer a:hover{color:#fff}
.copyright{border-top:1px solid #333;text-align:center;padding:14px;font-size:13px;color:#888}

@media(max-width:900px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .product-detail,.contact-grid{grid-template-columns:1fr}
  .site-footer .inner{grid-template-columns:1fr}
  .header-top{flex-wrap:wrap}
  .header-search{width:100%;max-width:none}
  .hero{height:auto}
  .brand-logo{height:34px;max-width:190px}
  .footer-logo{height:34px;max-width:190px}
  .catalog-grid{grid-template-columns:1fr}
  .catalog-card{flex-wrap:wrap}
  .catalog-actions{flex-direction:row;width:100%}
  .catalog-actions .btn{flex:1}
}

/* language switcher */
.header-top{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.header-top .brand{margin-right:auto}
.lang-switch{position:relative;font-size:13px}
.lang-switch .lang-toggle{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border:1px solid #d8d2c4;border-radius:16px;background:#fff;color:#6b6459;cursor:pointer;font:inherit;line-height:1.4;transition:.2s}
.lang-switch .lang-toggle:hover{border-color:var(--brand);color:var(--brand)}
.lang-switch .lang-toggle .lang-caret{font-size:10px;opacity:.7}
.lang-switch .lang-toggle img{display:block;width:20px!important;height:14px!important;object-fit:cover;border-radius:2px}
.lang-switch .lang-menu{position:absolute;right:0;top:calc(100% + 6px);z-index:60;min-width:140px;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid #e3ddd0;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.12);display:none}
.lang-switch.open .lang-menu{display:block}
.lang-switch .lang-menu li{margin:0;padding:0}
.lang-switch .lang-menu a{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:7px;color:#4a443b;text-decoration:none;white-space:nowrap;transition:.15s}
.lang-switch .lang-menu a:hover{background:#f5f1e8;color:var(--brand)}
.lang-switch .lang-menu img{display:block;width:20px!important;height:14px!important;object-fit:cover;border-radius:2px}
.lang-switch .lang-item.is-current a{color:var(--brand);font-weight:600;background:#faf7f0}