/*
Theme Name: 爱佳卫品 aijia
Theme URI: http://aijiawei.com
Description: 佛山市爱佳卫生用品有限公司官网主题（1:1 还原）
Version: 1.0.0
Author: aijia
Text Domain: aijia
*/

/* ============================================================
   爱佳卫品 · 官网设计系统（多页面版）
   主色：Logo 蓝 | 点缀：暖杏 | 中性灰
   ============================================================ */
:root{
  --blue-50:#EEF5FC;--blue-100:#D9E8F9;--blue-200:#B3D0F1;--blue-300:#8FB7E8;--blue-500:#1E6FCF;--blue-600:#175CB0;--blue-700:#124C95;
  --accent:#E9B87E;--accent-soft:#F7E9D4;--accent-deep:#A9762F;
  --n-0:#fff;--n-50:#F7F9FC;--n-100:#EDF1F7;--n-200:#DFE5EE;--n-300:#C7D0DD;--n-400:#9AA7B8;--n-500:#6E7C8E;--n-600:#4A586B;--n-800:#232E3A;--n-900:#17212C;
  --ok:#2FA36B;--ok-bg:#E7F6EE;--warn:#D98A1F;--warn-bg:#FBF1E0;--err:#D9534F;--err-bg:#FCEBEA;
  --grad:linear-gradient(120deg,#0C3B77 0%,#1E6FCF 55%,#4E90D7 100%);
  --grad-soft:linear-gradient(135deg,#EEF5FC 0%,#F7E9D4 100%);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,sans-serif;
  --num:"DIN Alternate","SF Pro Display","Avenir Next","Segoe UI",var(--font);
  --sh-sm:0 1px 2px rgba(14,52,96,.08);--sh-md:0 4px 14px rgba(14,52,96,.10);--sh-lg:0 12px 32px rgba(14,52,96,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--n-800);background:var(--n-0);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
section{scroll-margin-top:80px}

/* ---- 响应式栅格 ---- */
.grid-2,.grid-2-start{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.grid-2-start{align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}

/* ---- 按钮 ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;font-family:inherit;border-radius:999px;font-weight:600;transition:transform .08s,box-shadow .15s,background .15s;white-space:nowrap}
.btn:active{transform:scale(.97)}
/* 分页器 */
.pager{display:flex;gap:8px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.pager .pg{min-width:40px;height:40px;padding:0 14px;border:1px solid var(--n-200);border-radius:10px;background:#fff;color:var(--n-600);cursor:pointer;font-family:inherit;font-size:14px;font-weight:500;transition:.15s}
.pager .pg:hover:not(.disabled):not(.active){border-color:var(--blue-500);color:var(--blue-600)}
.pager .pg.active{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.pager .pg.disabled{opacity:.4;cursor:default}
/* 验证码 */
.captcha-row{display:flex;align-items:center;gap:12px}
.captcha-q{font-weight:700;color:var(--blue-700);white-space:nowrap}
.captcha-q b{background:var(--blue-50);border:1px solid var(--blue-100);padding:2px 9px;border-radius:8px;font-family:var(--num)}
.captcha-row .in{max-width:130px}
.refresh-captcha{cursor:pointer;color:var(--blue-600);font-size:13px;white-space:nowrap;border:none;background:none;font-family:inherit;padding:4px;display:inline-flex;align-items:center;gap:4px}
.refresh-captcha:hover{color:var(--blue-700)}
.captcha-err{color:#c62828;font-size:12.5px;display:none;margin-top:4px}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.btn-md{height:42px;padding:0 22px;font-size:15px}
.btn-sm{height:34px;padding:0 15px;font-size:13px}
.btn-primary{background:var(--blue-500);color:#fff}
.btn-primary:hover{background:var(--blue-600);box-shadow:var(--sh-md)}
.btn-secondary{background:#fff;color:var(--blue-600);border:1.5px solid var(--blue-300)}
.btn-secondary:hover{border-color:var(--blue-500);background:var(--blue-50)}
.btn-ghost-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost-light:hover{background:rgba(255,255,255,.28)}

/* ---- 页头标题 ---- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--blue-600);letter-spacing:.06em;margin-bottom:10px}
.eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--grad)}
h2.sec-title{font-size:32px;font-weight:700;color:var(--n-900);line-height:1.25}
.sec-sub{color:var(--n-500);font-size:15px;margin:8px auto 0;max-width:64ch}
.sec-head{text-align:center;margin-bottom:40px}

/* ---- 顶部导航（全站共用）---- */
.nav{position:sticky;top:0;left:0;right:0;z-index:40;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--n-100);box-shadow:var(--sh-sm)}
.nav-in{max-width:1200px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--n-900);font-size:17px}
.logo-img{height:34px;width:auto;display:block}
.fb-logo{display:inline-flex;background:#fff;border-radius:10px;padding:6px 14px;margin-bottom:10px}
.fb-logo .logo-img{height:26px}
.logo .mark{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}
.nav-links a{font-size:15px;font-weight:500;color:var(--n-600);position:relative;padding:6px 2px}
.nav-links a:hover{color:var(--blue-600)}
.nav-links a.active{color:var(--blue-600);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;background:var(--blue-500)}
.nav .btn{margin-left:8px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;margin-left:auto;padding:8px;z-index:45;position:relative}
.burger span{width:22px;height:2.5px;background:var(--n-800);border-radius:2px;transition:transform .24s cubic-bezier(0.16,1,0.3,1),opacity .2s ease}
.burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.mobile-nav{position:fixed;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--n-100);z-index:39;display:none;flex-direction:column;padding:10px 24px 20px;box-shadow:var(--sh-md);max-height:calc(100vh - 68px);overflow-y:auto;-webkit-overflow-scrolling:touch}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:12px 2px;font-size:16px;font-weight:500;color:var(--n-800);border-bottom:1px solid var(--n-100)}
.mobile-nav a:last-child{border-bottom:none}
.mobile-nav a.active{color:var(--blue-600);font-weight:600}

/* ---- 内页横幅 ---- */
.page-hero{padding:66px 0 56px;background:var(--grad);color:#fff}
.page-hero h1{font-size:36px;font-weight:700;line-height:1.25}
.page-hero .eyebrow{color:#FFD9A8}
.page-hero p{opacity:.95;margin-top:12px;max-width:66ch;font-size:16px}
/* 面包屑 */
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.85);margin-bottom:16px;flex-wrap:wrap}
.crumb a{color:#fff;text-decoration:none;opacity:.95;transition:.15s}
.crumb a:hover{text-decoration:underline;opacity:1}
.crumb .sep{color:rgba(255,255,255,.5)}
.crumb .cur{color:#FFD9A8;font-weight:600}

/* ---- 区块通用 ---- */
.pad{background:var(--n-50)}
.section{padding:70px 0}

/* ---- 产品网格 ---- */
.filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.filter button{border:1.5px solid var(--n-200);background:#fff;color:var(--n-600);padding:9px 20px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.filter button:hover{border-color:var(--blue-300);color:var(--blue-600)}
.filter button.active{background:var(--blue-500);border-color:var(--blue-500);color:#fff}
.filter a{display:inline-block;border:1.5px solid var(--n-200);background:#fff;color:var(--n-600);padding:9px 20px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.filter a:hover{border-color:var(--blue-300);color:var(--blue-600)}
.filter a.active{background:var(--blue-500);border-color:var(--blue-500);color:#fff}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.prod-card{background:#fff;border:1px solid var(--n-100);border-radius:18px;overflow:hidden;box-shadow:var(--sh-sm);cursor:pointer;transition:transform .15s,box-shadow .2s;display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.m-gal .m-main{width:100%;aspect-ratio:1/1;border-radius:20px;overflow:hidden;box-shadow:var(--sh-lg);background:var(--grad-soft)}
.m-gal .m-main img{width:100%;height:100%;object-fit:cover;display:block}
.m-gal .m-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.m-gal .m-thumbs .t{width:78px;height:78px;border-radius:12px;object-fit:cover;border:2px solid transparent;cursor:pointer;transition:.15s;box-shadow:var(--sh-sm)}
.m-gal .m-thumbs .t:hover{border-color:var(--blue-300)}
.m-gal .m-thumbs .t.on{border-color:var(--blue-500)}
.prod-card .img{aspect-ratio:1/1;overflow:hidden;background:var(--grad-soft)}
.prod-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.prod-card:hover .img img{transform:scale(1.05)}
.prod-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod-card .cat{font-size:12px;font-weight:700;color:var(--blue-600);letter-spacing:.05em}
.prod-card h3{font-size:16px;color:var(--n-900);line-height:1.3}
.prod-card .desc{font-size:13px;color:var(--n-500);line-height:1.6}
.prod-card .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:8px}
.tag{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px}
.tag-b{background:var(--blue-50);color:var(--blue-700)}
.tag-a{background:var(--accent-soft);color:var(--accent-deep)}

/* ---- 资质卡 ---- */
.quals{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.qual{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--n-100);border-radius:14px;padding:14px 16px;box-shadow:var(--sh-sm)}
.qual .qic{width:38px;height:38px;border-radius:11px;background:var(--blue-50);display:grid;place-items:center;flex:0 0 auto}
.qual b{display:block;font-size:14px;color:var(--n-900)}
.qual span{display:block;font-size:12.5px;color:var(--n-500)}
.qual .verified{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;color:var(--ok);background:var(--ok-bg);border-radius:999px;padding:2px 8px;margin-top:6px}
.qual .cred{display:inline-flex;align-items:center;gap:4px;margin-top:6px;font-size:12px;font-weight:600;color:var(--blue-600);border-bottom:1px dashed var(--blue-300);cursor:pointer}
.qual .cred:hover{color:var(--blue-700)}
.quals-note{margin-top:18px;font-size:12.5px;color:var(--n-500);background:var(--n-50);border:1px solid var(--n-100);border-radius:10px;padding:10px 14px;line-height:1.7}

/* ---- 统计条 ---- */
.stat-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:0;background:rgba(255,255,255,.06);border-top:1px solid rgba(255,255,255,.18)}
.stat{text-align:center;padding:22px 10px;border-right:1px solid rgba(255,255,255,.14)}
.stat:last-child{border-right:none}
.stat .num{font-family:var(--num);font-size:32px;font-weight:700;line-height:1}
.stat .lbl{font-size:13px;opacity:.9;margin-top:8px}

/* ---- 卖点 ---- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{background:#fff;border:1px solid var(--n-100);border-radius:18px;padding:24px;box-shadow:var(--sh-sm);transition:transform .15s,box-shadow .2s;text-align:center}
.feat:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.feat .ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin:0 auto 16px}
.feat h3{font-size:17px;color:var(--n-900);margin-bottom:8px}
.feat p{font-size:14px;color:var(--n-500)}

/* ---- 表单 ---- */
.form{background:#fff;border:1px solid var(--n-100);border-radius:20px;padding:26px;box-shadow:var(--sh-md)}
.form h3{font-size:20px;color:var(--n-900);margin-bottom:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field label{font-size:14px;font-weight:600;color:var(--n-800)}
.field .in{height:46px;padding:0 14px;border:1.5px solid var(--n-200);border-radius:12px;font-size:15px;font-family:inherit;background:#fff;transition:.15s;outline:none}
.field .in:focus{border-color:var(--blue-500);box-shadow:0 0 0 4px var(--blue-100)}
.field .in.err{border-color:var(--err)}
.field textarea.in{height:96px;padding:12px 14px;resize:none}
.field .msg{font-size:13px;color:var(--err);display:none}
.field .msg.show{display:block}
.form .radios{display:flex;gap:18px;margin:14px 0 4px;flex-wrap:wrap}
.radio{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--n-700);cursor:pointer}
.radio input{width:17px;height:17px;accent-color:var(--blue-500)}
.form-ok{display:none;align-items:center;gap:10px;background:var(--ok-bg);color:var(--ok);font-size:14px;font-weight:600;padding:12px 16px;border-radius:12px;margin-top:14px}
.form-ok.show{display:flex}

/* ---- Toast ---- */
.toast-wrap{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:70;display:flex;flex-direction:column;gap:10px}
.toast{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--n-100);border-left:4px solid var(--blue-500);border-radius:12px;padding:12px 18px;box-shadow:var(--sh-lg);font-size:14px;font-weight:500;animation:tin .25s ease}
.toast.ok{border-left-color:var(--ok)}
.toast.err{border-left-color:var(--err)}
@keyframes tin{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ---- 新闻 ---- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{background:#fff;border:1px solid var(--n-100);border-radius:16px;overflow:hidden;box-shadow:var(--sh-sm);transition:.15s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.news-card .nbody{padding:18px 20px 20px}
.news-card .date{font-family:var(--num);font-size:13px;color:var(--n-400)}
.news-card h3{font-size:16px;color:var(--n-900);margin:8px 0;line-height:1.4}
.news-card p{font-size:13.5px;color:var(--n-500);line-height:1.7}

/* ---- 页脚 ---- */
.footer{background:var(--n-900);color:#B9C4D2;margin-top:70px}
.footer-in{max-width:1200px;margin:0 auto;padding:44px 24px 0;display:grid;grid-template-columns:1.3fr 1fr 1fr 1.5fr;gap:32px}
.footer h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer h4 a{color:#fff;text-decoration:none}
.footer h4 a:hover{color:var(--blue-300)}
.footer a,.footer span{display:block;font-size:14px;line-height:2;color:#B9C4D2}
.footer a:hover{color:#fff}
.footer .fb{display:flex;align-items:center;justify-content:center;gap:10px;font-weight:700;color:#fff;font-size:17px;margin-bottom:8px}
.footer-in>div:first-child{text-align:center}
.footer .fb .mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:grid;place-items:center}
.footer .copy{max-width:1200px;margin:0 auto;padding:18px 24px 26px;border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:13px;color:#8A96A6;white-space:nowrap;overflow:hidden}
.footer .copy a{display:inline;color:#8A96A6;white-space:nowrap}
.footer .copy a:hover{color:#fff}
.copy .beian-map{white-space:nowrap}
.copy .copy-map{display:none}

/* ---- 回到顶部 ---- */
.to-top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;background:var(--blue-500);color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:var(--sh-lg);z-index:50;display:none;transition:.2s}
.to-top.show{display:block}
.to-top:hover{background:var(--blue-600)}

/* ---- 计数动画 ---- */
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.reveal{opacity:0}
.reveal.in{animation:fadeUp .6s ease forwards}

/* ---- 响应式 ---- */
@media(max-width:1024px){.prod-grid{grid-template-columns:repeat(3,1fr)}.feat-grid{grid-template-columns:repeat(2,1fr)}.stat-strip{grid-template-columns:repeat(3,1fr)}.stat:nth-child(3){border-right:none}.footer-in{grid-template-columns:repeat(2,1fr);gap:26px}}
@media(max-width:860px){
  .nav-links{display:none}.nav .btn{display:none}.burger{display:flex}
  .prod-grid{grid-template-columns:repeat(2,1fr)}.news-grid{grid-template-columns:1fr}
  .quals{grid-template-columns:1fr}.feat-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-strip .stat:last-child{grid-column:span 2;border-right:none}
  .footer-in{grid-template-columns:1fr;gap:32px;text-align:center}
  .footer{text-align:center}
  .footer h4,.footer a,.footer span{text-align:center}
  .footer-in>div{display:flex;flex-direction:column;align-items:center;gap:8px}
  .footer .copy{white-space:normal;overflow:visible;line-height:1.8}
  .field .in{font-size:16px} /* 防止 iOS 自动对焦放大 */
  .single-product-actions{flex-direction:column}
  .single-product-actions .btn{width:100%;justify-content:center}
  .copy .copy-map{display:inline}
  .grid-2,.grid-2-start,.grid-3,.grid-hero{grid-template-columns:1fr}
  h2.sec-title{font-size:26px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1}}

/* ---- 导航栏语言下拉切换组件（位于联系我们之后，支持鼠标悬停即下拉） ---- */
.nav-divider{width:1px;height:14px;background:var(--n-200);opacity:.85;flex-shrink:0;margin:0 -4px}
.lang-dropdown{position:relative;display:inline-flex;align-items:center}
.lang-dropdown-btn{display:inline-flex;align-items:center;gap:4px;height:auto;padding:6px 8px;background:transparent;border:none;border-radius:6px;color:var(--n-600);font-size:15px;font-weight:500;font-family:inherit;line-height:1.2;cursor:pointer;box-shadow:none;transition:all .18s ease;outline:none}
.lang-dropdown-btn:hover,
.lang-dropdown:hover .lang-dropdown-btn,
.lang-dropdown.open .lang-dropdown-btn{color:var(--blue-600);background:rgba(37,99,235,0.06)}
.lang-dropdown-btn .lang-current{letter-spacing:.02em}
.lang-dropdown-btn .lang-chevron{color:currentColor;opacity:.6;flex-shrink:0;transition:transform .22s cubic-bezier(0.16,1,0.3,1)}
.lang-dropdown:hover .lang-chevron,
.lang-dropdown.open .lang-chevron{transform:rotate(180deg);opacity:1;color:var(--blue-600)}

.lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:160px;background:rgba(255,255,255,0.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(226,232,240,0.9);border-radius:12px;padding:6px;box-shadow:0 12px 30px -4px rgba(15,23,42,0.12),0 4px 10px -2px rgba(15,23,42,0.04);opacity:0;visibility:hidden;transform:translateY(-6px) scale(0.96);pointer-events:none;transition:opacity .18s cubic-bezier(0.16,1,0.3,1),transform .18s cubic-bezier(0.16,1,0.3,1),visibility .18s;z-index:100}
/* 悬停保护桥，确保鼠标从按钮划向菜单不产生间隙跳闪 */
.lang-menu::before{content:"";position:absolute;top:-12px;left:0;right:0;height:14px}
.lang-dropdown:hover .lang-menu,
.lang-dropdown.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0) scale(1);pointer-events:auto}
.lang-menu-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;font-size:14px;font-weight:500;color:var(--n-700);text-decoration:none;border-radius:8px;transition:all .15s ease}
.lang-menu-item:hover{background:var(--n-50);color:var(--n-900)}
.lang-menu-item.active{background:rgba(37,99,235,0.08);color:var(--blue-600);font-weight:600}
.lang-menu-left{display:inline-flex;align-items:center;gap:8px}
.lang-menu-badge{font-size:11px;font-weight:600;color:var(--n-400);background:var(--n-100);padding:1px 5px;border-radius:4px;letter-spacing:.04em;line-height:1.3}
.lang-menu-item.active .lang-menu-badge{color:var(--blue-600);background:rgba(37,99,235,0.12)}
.lang-menu-item .lang-check{color:var(--blue-600);flex-shrink:0}

/* 移动端抽屉语言切换 */
.mobile-lang-box{margin-top:16px;padding:14px 0 6px;border-top:1px solid var(--n-100)}
.mobile-lang-head{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--n-500);margin-bottom:10px}
.mobile-lang-head .lang-icon{color:var(--blue-600)}
.mobile-lang-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-lang-opt{display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 14px;border-radius:10px;border:1px solid var(--n-200);background:var(--n-50);color:var(--n-700);font-size:14px;font-weight:600;text-decoration:none;transition:all .2s ease}
.mobile-lang-opt:hover{border-color:var(--blue-300);color:var(--blue-600)}
.mobile-lang-opt.active{background:var(--blue-600);color:#ffffff;border-color:var(--blue-600);box-shadow:0 4px 12px rgba(37,99,235,0.25)}
.mobile-lang-opt.active .lang-check{color:#ffffff}

/* ---- 超小屏（<=480px）精细化响应式保障 ---- */
@media(max-width:480px){
  .container{padding-left:16px;padding-right:16px}
  .nav{padding:0 16px}
  .page-hero{padding:42px 0 26px}
  .page-hero h1{font-size:26px;line-height:1.25}
  .prod-grid{grid-template-columns:1fr;gap:16px}
  .prod-card .body{padding:14px 16px 16px}
  .stat-strip{grid-template-columns:1fr}
  .stat{border-right:none !important;border-bottom:1px solid var(--n-200);padding:18px 12px}
  .stat:last-child{border-bottom:none}
  .quals{grid-template-columns:1fr;gap:12px}
  .footer-in{padding:40px 0 24px}
}

/* 富文本内容与图文排版增强 */
.article img,
.product-body img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 18px auto;
  display: block;
  box-shadow: var(--sh-sm);
}
.article p,
.product-body p {
  margin: 14px 0;
  line-height: 1.85;
  color: var(--n-700);
}
.article h2,
.article h3,
.product-body h2,
.product-body h3 {
  color: var(--n-900);
  margin: 24px 0 12px;
}