/* ==========================================================================
   豪世陶瓷 - 前台样式表
   Haoshi Ceramics - Frontend Stylesheet
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --gold:#b8945f;
  --gold-dark:#a07c45;
  --gold-light:#d4b789;
  --dark:#1a1a1a;
  --dark-2:#2a2a2a;
  --gray:#f6f6f4;
  --gray-2:#ececea;
  --border:#e5e5e5;
  --text:#333;
  --text-light:#777;
  --text-mute:#999;
  --white:#fff;
  --success:#2e7d32;
  --success-bg:#e8f5e9;
  --danger:#e74c3c;
  --radius:8px;
  --radius-sm:4px;
  --shadow-sm:0 2px 10px rgba(0,0,0,.05);
  --shadow-md:0 10px 30px rgba(0,0,0,.08);
  --transition:.3s cubic-bezier(.4,0,.2,1);
  --container:1200px;
  --header-h:72px;
}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  line-height:1.7;
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
a:hover{color:var(--gold)}
img{max-width:100%;display:block;height:auto}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;background:none;border:none}
::selection{background:var(--gold);color:#fff}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- 3. 按钮 ---------- */
.btn{
  display:inline-block;
  padding:12px 32px;
  background:var(--gold);
  color:#fff;
  border:none;
  border-radius:var(--radius);
  cursor:pointer;
  font-size:14px;
  letter-spacing:1px;
  transition:all var(--transition);
  text-align:center;
}
.btn:hover{background:var(--gold-dark);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(184,148,95,.3)}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}

.btn-sm{
  display:inline-block;
  padding:6px 16px;
  border:1px solid var(--gold);
  color:var(--gold);
  font-size:13px;
  border-radius:var(--radius-sm);
  transition:all var(--transition);
}
.btn-sm:hover{background:var(--gold);color:#fff}

.btn-outline{
  display:inline-block;
  padding:11px 30px;
  border:1px solid #fff;
  color:#fff;
  border-radius:var(--radius);
  font-size:14px;
  letter-spacing:1px;
  transition:all var(--transition);
}
.btn-outline:hover{background:#fff;color:var(--dark)}

/* ---------- 4. 顶部信息条 ---------- */
.top-bar{
  background:var(--dark);
  color:#999;
  font-size:13px;
  line-height:1;
  border-bottom:1px solid var(--dark-2);
}
.top-bar-inner{display:flex;align-items:center;justify-content:space-between;height:36px}
.top-bar-left,.top-bar-right{display:flex;align-items:center;gap:20px}
.top-bar-item{display:inline-flex;align-items:center;gap:6px;color:#999;transition:color var(--transition)}
.top-bar-item:hover{color:var(--gold)}
.top-bar-item svg{opacity:.7;flex-shrink:0}

/* ---------- 5. 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
  z-index:100;
  transition:box-shadow var(--transition);
}
.site-header.scrolled{box-shadow:0 2px 12px rgba(0,0,0,.06)}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:var(--header-h);
}

.logo{display:flex;align-items:center;gap:12px;color:var(--dark);text-decoration:none;flex-shrink:0}
.logo:hover{color:var(--dark)}
.logo-mark{
  display:inline-flex;width:44px;height:44px;
  background:var(--dark);color:var(--gold);
  align-items:center;justify-content:center;
  border-radius:50%;font-size:15px;font-weight:700;letter-spacing:1px;
  transition:transform var(--transition);
}
.logo:hover .logo-mark{transform:rotate(-8deg)}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-main{font-size:18px;font-weight:700;letter-spacing:1px;color:var(--dark)}
.logo-sub{font-size:10px;letter-spacing:2px;color:var(--text-mute);text-transform:uppercase;margin-top:2px}

.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;margin:0 12px;padding:8px 0;
  font-size:15px;color:var(--text);
  transition:color var(--transition);
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:0;height:2px;background:var(--gold);
  transition:all var(--transition);transform:translateX(-50%);
}
.main-nav a:hover,
.main-nav a.active{color:var(--gold)}
.main-nav a:hover::after,
.main-nav a.active::after{width:100%}

.header-right{display:flex;align-items:center;gap:16px;flex-shrink:0}

.lang-switch{
  display:flex;align-items:center;gap:2px;
  font-size:13px;padding:4px 10px;
  border:1px solid var(--border);border-radius:20px;
}
.lang-switch a{color:var(--text-mute);padding:2px 6px;transition:color var(--transition)}
.lang-switch a.active{color:var(--gold);font-weight:700}
.lang-switch span{color:var(--border);font-size:11px}

.header-cta{
  display:inline-flex;align-items:center;
  padding:9px 22px;background:var(--gold);color:#fff;
  font-size:13px;letter-spacing:1px;
  border-radius:var(--radius-sm);transition:all var(--transition);
}
.header-cta:hover{background:var(--gold-dark);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(184,148,95,.3)}

/* ---------- 6. 汉堡按钮 ---------- */
.nav-toggle{
  display:none;
  width:36px;height:36px;
  position:relative;
  background:none;border:none;cursor:pointer;padding:0;
  z-index:300;
  pointer-events:auto;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:6px;right:6px;
  height:2px;background:var(--dark);
  transition:all var(--transition);border-radius:2px;
}
.nav-toggle span{top:50%;transform:translateY(-50%)}
.nav-toggle span::before{top:-8px}
.nav-toggle span::after{top:8px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg)}

/* ---------- 7. 移动端抽屉（关键修复） ---------- */
.mobile-nav{
  position:fixed;
  top:0;right:0;bottom:0;
  width:280px;max-width:80vw;
  background:#fff;
  box-shadow:-4px 0 20px rgba(0,0,0,.1);
  z-index:200;
  padding:80px 0 30px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform var(--transition);
  /* ★ 桌面端彻底隐藏 */
  display:none;
}
.mobile-nav.open{
  transform:translateX(0);
}

.mobile-nav a{
  display:block;padding:14px 28px;
  font-size:15px;color:var(--text);
  border-left:3px solid transparent;
  transition:all var(--transition);
}
.mobile-nav a:hover,
.mobile-nav a.active{
  color:var(--gold);background:var(--gray);border-left-color:var(--gold);
}
.mobile-nav-lang{
  margin-top:20px;padding:20px 28px 0;
  border-top:1px solid var(--border);
  display:flex;gap:20px;
}
.mobile-nav-lang a{padding:0;border:none;font-size:14px}
.mobile-nav-lang a.active{color:var(--gold);font-weight:700}

/* ★ 遮罩：默认彻底隐藏，只有 .show 时显示 */
.mobile-mask{
  display:none;
  position:fixed;inset:0;
  background:rgba(0,0,0,.4);
  z-index:150;
  opacity:0;
  transition:opacity var(--transition);
}
.mobile-mask.show{
  display:block;
  opacity:1;
}

/* ---------- 8. Hero 横幅 ---------- */
.hero{
  position:relative;color:#fff;
  padding:140px 20px;text-align:center;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,.55)),
    var(--hero-image, url('../images/banner.jpg')) center/cover no-repeat;
  z-index:-1;transform:scale(1.02);
}
.hero h1{
  font-size:44px;font-weight:300;letter-spacing:4px;
  margin-bottom:16px;animation:fadeUp .8s ease both;
}
.hero p{
  font-size:16px;opacity:.85;margin-bottom:30px;
  letter-spacing:2px;animation:fadeUp .8s .1s ease both;
}
.hero .btn{animation:fadeUp .8s .2s ease both}

@keyframes fadeUp{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1;transform:translateY(0)}
}

.page-banner{
  position:relative;padding:80px 20px;
  text-align:center;color:#fff;
  background:
    linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)),
    var(--hero-image, url('../images/banner.jpg')) center/cover;
}
.page-banner h1{font-size:32px;font-weight:300;letter-spacing:4px;margin-bottom:8px}
.page-banner-sub{font-size:15px;opacity:.85;margin-top:8px;letter-spacing:1px}
.page-banner .breadcrumb{font-size:13px;opacity:.8;letter-spacing:1px}
.page-banner .breadcrumb a:hover{color:var(--gold)}

/* ---------- 9. 区块 ---------- */
.section{padding:80px 20px;max-width:var(--container);margin:0 auto}
.section-gray{background:var(--gray);max-width:none}
.section-title{
  font-size:28px;font-weight:400;text-align:center;
  letter-spacing:3px;margin-bottom:50px;
  position:relative;color:var(--dark);
}
.section-title::after{
  content:"";display:block;width:40px;height:2px;
  background:var(--gold);margin:16px auto 0;
}
.section-subtitle{
  text-align:center;color:var(--text-light);
  font-size:15px;margin-top:-30px;margin-bottom:50px;
}

/* ---------- 10. 卡片网格 ---------- */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:20px;
}
.cat-card{
  background:var(--gray);padding:40px 20px;
  text-align:center;border-radius:var(--radius);
  transition:all var(--transition);
  font-size:16px;letter-spacing:1px;
  border:1px solid transparent;color:var(--dark);
}
.cat-card:hover{
  background:var(--dark);color:#fff;
  transform:translateY(-4px);box-shadow:var(--shadow-md);
}

.product-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:30px;max-width:var(--container);margin:0 auto;
}
.product-card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  transition:all var(--transition);
  text-align:center;border:1px solid var(--border);
  display:flex;flex-direction:column;
}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:transparent}
.product-card .img-wrap{overflow:hidden;position:relative;aspect-ratio:1/1;background:var(--gray)}
.product-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.product-card:hover img{transform:scale(1.06)}
.product-card h3{
  font-size:15px;font-weight:500;margin:16px 16px 8px;
  line-height:1.5;color:var(--dark);min-height:44px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.product-card .price{color:var(--gold);font-weight:700;margin-bottom:14px;font-size:15px}
.product-card .btn-sm{margin:0 auto 20px}
.product-card a{color:inherit}
.product-card a:hover{color:inherit}

.news-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:30px;
}
.news-card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:all var(--transition);
  border:1px solid var(--border);display:flex;flex-direction:column;
}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.news-card .img-wrap{overflow:hidden;aspect-ratio:16/9;background:var(--gray)}
.news-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.news-card:hover img{transform:scale(1.05)}
.news-card h3{
  font-size:16px;margin:18px 18px 10px;font-weight:500;
  line-height:1.5;color:var(--dark);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .excerpt{
  margin:0 18px 10px;color:var(--text-light);
  font-size:13px;line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card time{
  display:block;margin:auto 18px 18px;
  color:var(--text-mute);font-size:13px;
}

/* ---------- 11. CTA ---------- */
.cta{
  background:var(--dark);color:#fff;text-align:center;
  padding:80px 20px;position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 50%, rgba(184,148,95,.15), transparent 60%);
  pointer-events:none;
}
.cta h2{font-weight:300;letter-spacing:3px;font-size:28px;margin-bottom:24px;position:relative}
.cta p{opacity:.75;margin-bottom:30px;font-size:15px;letter-spacing:1px;position:relative}
.cta .btn{position:relative}

/* ---------- 12. 关于我们 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-text h2{font-size:28px;font-weight:400;letter-spacing:2px;margin-bottom:24px;color:var(--dark)}
.about-text p{color:var(--text-light);margin-bottom:16px;font-size:15px;line-height:1.9}
.about-img img{border-radius:var(--radius);width:100%}

.stat-row{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin-top:30px;padding-top:30px;
  border-top:1px solid var(--border);
}
.stat-row .stat h3{font-size:32px;color:var(--gold);font-weight:600;margin-bottom:4px}
.stat-row .stat p{font-size:13px;color:var(--text-mute);letter-spacing:1px}

/* ---------- 13. 联系我们 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:50px}
.contact-info p{margin-bottom:14px;font-size:15px;color:var(--text-light);line-height:1.7}
.contact-info strong{
  color:var(--dark);display:block;margin-bottom:2px;
  font-size:13px;letter-spacing:1px;text-transform:uppercase;
}

.inquiry-form{background:var(--gray);padding:40px;border-radius:var(--radius)}
.inquiry-form input,
.inquiry-form textarea{
  width:100%;padding:12px 14px;
  border:1px solid var(--border);border-radius:var(--radius-sm);
  margin-bottom:14px;font-family:inherit;font-size:14px;
  transition:all var(--transition);background:#fff;color:var(--text);
}
.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder{color:var(--text-mute)}
.inquiry-form input:focus,
.inquiry-form textarea:focus{
  outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(184,148,95,.12);
}
.inquiry-form textarea{resize:vertical;min-height:120px}
.inquiry-form .has-error{border-color:var(--danger)}

.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hint{font-size:12px;color:var(--text-mute);margin-bottom:14px}

/* 验证码 */
.captcha-wrap{width:100%}
.captcha-label{
  display:block;font-size:13px;color:var(--text-light);
  margin-bottom:6px;letter-spacing:.5px;
}
.captcha-box{
  display:flex;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:6px 12px;
}
.captcha-question{
  font-size:18px;font-weight:600;color:var(--gold);
  letter-spacing:2px;white-space:nowrap;
  padding:6px 14px;background:var(--gray);
  border-radius:var(--radius-sm);
  font-family:Consolas, Monaco, monospace;
}
.captcha-input{
  flex:1;border:none !important;
  padding:10px 6px !important;font-size:15px;
  margin-bottom:0 !important;background:transparent;
  outline:none;color:var(--text);
}

.alert-success{
  background:var(--success-bg);color:var(--success);
  padding:14px 20px;border-radius:var(--radius-sm);
  margin-bottom:24px;border-left:3px solid var(--success);
}
.alert-error{
  background:#fdecea;color:var(--danger);
  padding:14px 20px;border-radius:var(--radius-sm);
  margin-bottom:24px;border-left:3px solid var(--danger);
}

.map-wrap{
  margin-top:60px;border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);line-height:0;
}
.map-wrap iframe{width:100%;height:400px;border:0;display:block}

/* ---------- 14. 页脚 ---------- */
.site-footer{background:var(--dark);color:#bbb;padding:60px 20px 0;font-size:14px}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1.2fr 1fr 1.2fr;
  gap:40px;padding-bottom:40px;
  border-bottom:1px solid var(--dark-2);
  max-width:var(--container);margin:0 auto;
}
.footer-col h4{
  color:#fff;margin-bottom:20px;font-weight:500;
  letter-spacing:1px;font-size:15px;position:relative;padding-bottom:10px;
}
.footer-col h4::after{
  content:"";position:absolute;left:0;bottom:0;
  width:24px;height:2px;background:var(--gold);
}
.footer-brand .footer-desc{color:#999;line-height:1.7;margin-bottom:12px}
.footer-brand .footer-slogan{color:var(--gold);font-size:13px;letter-spacing:1px;opacity:.85}
.footer-list li{margin-bottom:10px;line-height:1.7;color:#999}
.footer-list a{color:#999;transition:color var(--transition)}
.footer-list a:hover{color:var(--gold)}

.footer-cta-text{color:#999;line-height:1.7;margin-bottom:16px;font-size:13px}
.footer-btn{
  display:inline-block;padding:8px 20px;
  border:1px solid var(--gold);color:var(--gold);
  font-size:13px;letter-spacing:1px;
  border-radius:var(--radius-sm);
  transition:all var(--transition);
}
.footer-btn:hover{background:var(--gold);color:#fff}

.footer-bottom{
  text-align:center;padding:24px 0;
  font-size:13px;color:var(--text-mute);
  max-width:var(--container);margin:0 auto;
}
.footer-bottom p{margin:0;line-height:1.8}
.footer-bottom a{color:var(--text-mute);transition:color var(--transition)}
.footer-bottom a:hover{color:var(--gold)}
.footer-bottom .sep{margin:0 8px;color:var(--dark-2)}

/* ---------- 15. 产品详情 ---------- */
.pd-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:50px;margin-bottom:60px}
.pd-gallery img#mainImage{
  width:100%;border-radius:var(--radius);
  margin-bottom:14px;background:var(--gray);
  aspect-ratio:1/1;object-fit:cover;
  transition:opacity .3s ease;
}
.thumbs{display:flex;gap:8px;flex-wrap:wrap}
.thumb{
  width:70px;height:70px;object-fit:cover;
  border:2px solid transparent;
  border-radius:var(--radius-sm);
  cursor:pointer;opacity:.7;
  transition:all var(--transition);background:var(--gray);
}
.thumb.active,
.thumb:hover{border-color:var(--gold);opacity:1}

.pd-info h1{font-weight:400;font-size:26px;margin-bottom:14px;line-height:1.4;color:var(--dark)}
.pd-info .price{color:var(--gold);font-size:22px;font-weight:700;margin-bottom:24px}
.pd-info .desc,
.pd-info .spec{font-size:15px;color:#555;margin-bottom:20px;line-height:1.9}
.pd-info .spec{
  background:var(--gray);padding:16px 20px;
  border-radius:var(--radius-sm);font-size:14px;
}
.pd-info .spec strong{color:var(--dark);display:block;margin-bottom:8px;letter-spacing:1px;font-size:13px}
.pd-info .btn{margin-top:16px}

.pd-tabs{border-top:1px solid var(--border);padding-top:40px}
.pd-tabs h2{
  font-size:20px;font-weight:400;letter-spacing:2px;
  color:var(--dark);margin-bottom:20px;padding-bottom:12px;
  border-bottom:1px solid var(--border);
}
.pd-tabs .content{color:#555;line-height:1.9;font-size:15px}

.related-title{
  font-size:20px;font-weight:400;letter-spacing:2px;
  color:var(--dark);margin:60px 0 30px;padding-bottom:12px;
  border-bottom:1px solid var(--border);
}

/* ---------- 16. 列表页 ---------- */
.filter-bar{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.filter-bar a{
  padding:8px 20px;border:1px solid var(--border);
  border-radius:30px;font-size:14px;color:var(--text-light);
  transition:all var(--transition);
}
.filter-bar a:hover,
.filter-bar a.active{border-color:var(--gold);background:var(--gold);color:#fff}

.empty-state{text-align:center;padding:80px 20px;color:var(--text-mute)}
.empty-state p{font-size:15px;margin-bottom:20px}

/* ---------- 17. 新闻详情 ---------- */
.article{max-width:820px;margin:0 auto}
.article-header{
  text-align:center;margin-bottom:40px;
  padding-bottom:30px;border-bottom:1px solid var(--border);
}
.article-header h1{font-size:30px;font-weight:400;line-height:1.4;color:var(--dark);margin-bottom:16px}
.article-meta{color:var(--text-mute);font-size:13px;letter-spacing:1px}
.article-cover{border-radius:var(--radius);overflow:hidden;margin-bottom:40px}
.article-content{font-size:16px;line-height:2;color:#444}
.article-content p{margin-bottom:20px}
.article-content img{margin:20px auto;border-radius:var(--radius)}
.article-content h2,
.article-content h3{color:var(--dark);margin:32px 0 16px;font-weight:500;letter-spacing:1px}
.article-content h2{font-size:22px}
.article-content h3{font-size:18px}
.article-content ul,
.article-content ol{margin:0 0 20px 24px;list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:8px}
.article-content blockquote{
  border-left:3px solid var(--gold);
  background:var(--gray);padding:16px 24px;
  margin:24px 0;color:var(--text-light);
  font-style:italic;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}

.article-nav{
  display:flex;justify-content:space-between;gap:20px;
  margin-top:60px;padding-top:30px;
  border-top:1px solid var(--border);font-size:14px;
}
.article-nav a{color:var(--text-light);max-width:45%}
.article-nav a:hover{color:var(--gold)}
.article-nav .label{color:var(--text-mute);display:block;font-size:12px;margin-bottom:4px;letter-spacing:1px}

.share-row{
  display:flex;align-items:center;gap:12px;
  margin-top:40px;padding-top:24px;
  border-top:1px dashed var(--border);
  font-size:13px;color:var(--text-mute);
}
.share-row button,
.share-row a{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--border);border-radius:50%;
  color:var(--text-light);transition:all var(--transition);font-size:14px;
}
.share-row button:hover,
.share-row a:hover{border-color:var(--gold);background:var(--gold);color:#fff}

/* ---------- 18. 富文本 ---------- */
.rich-content{max-width:820px;margin:0 auto;font-size:16px;line-height:2;color:#444}
.rich-content p{margin-bottom:20px}
.rich-content img{margin:20px auto;border-radius:8px;max-width:100%}
.rich-content h2,
.rich-content h3{color:var(--dark);margin:30px 0 16px;font-weight:500}
.rich-content h2{font-size:22px}
.rich-content h3{font-size:18px}
.rich-content ul,
.rich-content ol{margin:0 0 20px 24px}
.rich-content ul{list-style:disc}
.rich-content ol{list-style:decimal}
.rich-content li{margin-bottom:8px}
.rich-content blockquote{
  border-left:3px solid var(--gold);
  background:var(--gray);padding:16px 24px;
  margin:24px 0;color:var(--text-light);
  font-style:italic;border-radius:0 4px 4px 0;
}
.rich-content a{color:var(--gold);text-decoration:underline}

/* ---------- 19. 分页 ---------- */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:50px;flex-wrap:wrap}
.pagination a,
.pagination span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 12px;
  border:1px solid var(--border);border-radius:var(--radius-sm);
  font-size:14px;color:var(--text-light);
  transition:all var(--transition);
}
.pagination a:hover{border-color:var(--gold);color:var(--gold)}
.pagination .current{background:var(--gold);color:#fff;border-color:var(--gold)}
.pagination .disabled{opacity:.4;cursor:not-allowed}

/* ---------- 20. 面包屑 ---------- */
.breadcrumb{font-size:13px;color:var(--text-mute);margin-bottom:30px;letter-spacing:.5px}
.breadcrumb a{color:var(--text-mute)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span{margin:0 8px;color:var(--border)}

/* ---------- 21. 回到顶部 ---------- */
.back-to-top{
  position:fixed;right:24px;bottom:24px;
  width:44px;height:44px;
  border:none;border-radius:50%;
  background:var(--gold);color:#fff;font-size:18px;
  opacity:0;visibility:hidden;
  transition:all var(--transition);
  z-index:99;
  box-shadow:0 4px 16px rgba(184,148,95,.4);
}
.back-to-top.show{opacity:1;visibility:visible}
.back-to-top:hover{background:var(--gold-dark);transform:translateY(-2px)}

/* ============================================================
   响应式
   ============================================================ */
@media(max-width:992px){
  .hero h1{font-size:34px;letter-spacing:2px}
  .hero{padding:100px 20px}
  .section{padding:60px 20px}
  .section-title{font-size:24px;margin-bottom:36px}
  .pd-grid{grid-template-columns:1fr;gap:30px}
  .contact-grid{grid-template-columns:1fr;gap:30px}
  .about-grid{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .top-bar-right{display:none}
}

@media(max-width:768px){
  :root{--header-h:64px}

  .top-bar{display:none}

  /* 桌面导航隐藏，汉堡显示 */
  .main-nav{display:none}
  .nav-toggle{display:block}

  /* ★ 移动端菜单：只在 .open 时显示 */
  .mobile-nav{
    display:none;
  }
  .mobile-nav.open{
    display:block;
  }

  /* ★ 遮罩：只在 .show 时显示 */
  .mobile-mask{
    display:none;
  }
  .mobile-mask.show{
    display:block;
    opacity:1;
  }

  /* 顶部右侧压缩 */
  .header-inner{height:64px}
  .header-cta{display:none}
  .lang-switch{padding:3px 8px;font-size:12px}
  .logo-mark{width:38px;height:38px;font-size:13px}
  .logo-main{font-size:16px}
  .logo-sub{font-size:9px}

  .hero h1{font-size:26px;letter-spacing:2px}
  .hero p{font-size:14px;letter-spacing:1px}
  .hero{padding:80px 20px}

  .page-banner{padding:50px 20px}
  .page-banner h1{font-size:22px;letter-spacing:2px}

  .section{padding:50px 20px}
  .section-title{font-size:20px;letter-spacing:2px;margin-bottom:30px}
  .section-subtitle{margin-top:-20px;margin-bottom:30px;font-size:14px}

  .product-grid,
  .news-grid,
  .cat-grid{grid-template-columns:1fr;gap:20px}

  .form-row{grid-template-columns:1fr}

  .inquiry-form{padding:24px}

  .cta{padding:60px 20px}
  .cta h2{font-size:22px}
  .cta p{font-size:14px}

  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:30px}
  .footer-bottom{padding:20px 0;font-size:12px}
  .footer-bottom .sep{display:block;height:0;visibility:hidden}

  .stat-row{grid-template-columns:1fr 1fr;gap:16px}
  .stat-row .stat h3{font-size:24px}

  .pd-info h1{font-size:20px}
  .pd-info .price{font-size:18px}

  .article-header h1{font-size:22px}
  .article-content{font-size:15px;line-height:1.9}
  .article-nav{flex-direction:column;gap:14px}
  .article-nav a{max-width:100%}

  .map-wrap iframe{height:280px}

  .back-to-top{right:16px;bottom:16px;width:40px;height:40px}

  /* iOS 防自动放大 */
  input, textarea, select{
    font-size:16px !important;
  }
}

/* ---------- 辅助类 ---------- */
.text-center{text-align:center}
.text-left{text-align:left}
.text-right{text-align:right}
.text-mute{color:var(--text-mute)}
.text-gold{color:var(--gold)}
.text-dark{color:var(--dark)}
.mt-20{margin-top:20px}
.mt-40{margin-top:40px}
.mb-20{margin-bottom:20px}
.mb-40{margin-bottom:40px}
.hidden{display:none !important}
.flex{display:flex}
.flex-center{display:flex;align-items:center;justify-content:center}

/* ---------- 无障碍动效 ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
}

/* ---------- 打印 ---------- */
@media print{
  .site-header,
  .site-footer,
  .cta,
  .nav-toggle,
  .back-to-top,
  .filter-bar,
  .pagination{display:none !important}
  body{color:#000;background:#fff}
  a{color:#000;text-decoration:underline}
  .section{padding:20px}
}