/*
Theme Name: Zhongyue Packaging
Theme URI: https://www.zypackaging.com/
Author: Zhongyue
Description: Custom bilingual corporate theme for Zhejiang Zhongyue Packaging Materials Co., Ltd.
Version: 1.0
Text Domain: zhongyue
*/
/* ===== 基础与变量 ===== */
:root{
  --navy-950:#061A33;
  --navy-900:#0A2444;
  --navy-800:#0F3366;
  --navy-700:#1A4B94;
  --teal-700:#1558B8;
  --teal-600:#1F6FD2;
  --teal-500:#2E83DC;
  --teal-300:#8FBBEC;
  --teal-100:#E1ECFA;
  --sky-50:#F2F7FC;
  --sky-100:#E4EEF9;
  --ink:#12243A;
  --muted:#54687E;
  --line:#D5E1EE;
  --white:#FFFFFF;
  --shadow:0 12px 32px rgba(6,26,51,.09);
  --shadow-sm:0 4px 14px rgba(6,26,51,.07);
  --radius:10px;
  --font-display:'Barlow','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-body:'Barlow','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --container:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
section.view{display:none}
section.view.active{display:block;animation:fadeIn .35s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ===== 排版 ===== */
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.18;letter-spacing:.2px}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:12.5px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--teal-700);margin-bottom:14px}
.eyebrow .stripe{display:inline-flex;flex-direction:column;gap:3px}
.eyebrow .stripe i{display:block;width:22px;height:3px;border-radius:2px}
.eyebrow .stripe i:nth-child(1){background:var(--navy-800)}
.eyebrow .stripe i:nth-child(2){background:var(--teal-500);width:15px}
.eyebrow .stripe i:nth-child(3){background:var(--teal-300);width:9px}
.section-title{font-size:clamp(26px,3.4vw,38px);color:var(--navy-900);margin-bottom:14px}
.section-sub{color:var(--muted);max-width:720px;font-size:16.5px}
.center{text-align:center}
.center .section-sub{margin:0 auto}
section{padding:84px 0}
.bg-sky{background:var(--sky-50)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:6px;font-weight:600;font-size:15px;letter-spacing:.3px;transition:all .22s ease;border:1.5px solid transparent}
.btn-primary{background:var(--teal-600);color:#fff}
.btn-primary:hover{background:var(--teal-700);transform:translateY(-2px);box-shadow:0 8px 20px rgba(31,111,210,.30)}
.btn-outline{border-color:rgba(255,255,255,.75);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(2px)}
.btn-outline:hover{background:#fff;color:var(--navy-900)}
.btn-dark{background:var(--navy-800);color:#fff}
.btn-dark:hover{background:var(--navy-900);transform:translateY(-2px)}
.btn-light{border-color:var(--navy-800);color:var(--navy-800);background:#fff}
.btn-light:hover{background:var(--navy-800);color:#fff}

/* ===== 顶栏 ===== */
.topbar{background:var(--navy-900);color:#CFE0EA;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.topbar a{display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.topbar a:hover{color:#fff}
.topbar .tb-left{display:flex;gap:22px;align-items:center}
.topbar .tb-right{display:flex;gap:16px;align-items:center}
.topbar svg{flex:none}

/* ===== 导航 ===== */
header.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(10,42,61,.05)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:44px;width:auto}
.brand .brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand .brand-txt b{font-family:var(--font-display);font-size:19px;letter-spacing:1px;color:var(--navy-900)}
.brand .brand-txt span{font-size:11px;letter-spacing:3.5px;color:var(--teal-700);text-transform:uppercase;font-weight:600}
nav.main-nav ul{display:flex;list-style:none;gap:6px}
nav.main-nav a{display:block;padding:9px 15px;font-weight:600;font-size:15px;color:var(--ink);border-radius:6px;transition:all .2s}
nav.main-nav a:hover{color:var(--teal-700);background:var(--sky-50)}
nav.main-nav a.active{color:var(--teal-700);background:var(--teal-100)}
.lang-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1.5px solid var(--navy-800);border-radius:6px;background:#fff;color:var(--navy-800);font-weight:700;font-size:14px;transition:all .2s}
.lang-btn:hover{background:var(--navy-800);color:#fff}
.menu-toggle{display:none;background:none;border:none;padding:8px}
.menu-toggle svg{display:block}

/* ===== Hero ===== */
.hero{position:relative;min-height:82vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy-900)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.72;transform:scale(1.02)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(6,26,51,.72) 0%,rgba(10,36,68,.42) 55%,rgba(10,36,68,.12) 100%)}
.hero .container{position:relative;z-index:2;padding-top:70px;padding-bottom:110px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);padding:8px 16px;border-radius:40px;font-size:12.5px;letter-spacing:2.2px;text-transform:uppercase;font-weight:600;color:#D6E8FC;margin-bottom:26px}
.hero h1{font-size:clamp(34px,5.2vw,60px);font-weight:800;max-width:760px;margin-bottom:22px;text-wrap:balance}
.hero h1 .accent{color:var(--teal-300)}
.hero p.lead{font-size:clamp(16px,1.6vw,19px);max-width:640px;color:#D7E4EC;margin-bottom:36px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:30px;flex-wrap:wrap;margin-top:42px;font-size:14px;color:#B9CDD9}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta svg{color:var(--teal-300)}
.stats-bar{position:relative;z-index:3;background:var(--navy-950);border-top:1px solid rgba(255,255,255,.08)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:30px 22px;text-align:center;border-right:1px solid rgba(255,255,255,.08)}
.stat:last-child{border-right:none}
.stat .num{font-family:var(--font-display);font-size:clamp(30px,3.4vw,44px);font-weight:800;color:var(--teal-300);line-height:1.1;font-variant-numeric:tabular-nums}
.stat .lbl{font-size:13px;letter-spacing:1.2px;text-transform:uppercase;color:#9FB6C4;margin-top:8px;font-weight:600}

/* ===== 通用区块 ===== */
.intro-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.intro-media{position:relative}
.intro-media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.intro-media::after{content:"";position:absolute;inset:auto -18px -18px auto;width:55%;height:55%;border:2px solid var(--teal-500);border-radius:var(--radius);z-index:-1}
.intro-copy p{color:var(--muted);margin-bottom:16px;font-size:16px}
.intro-copy p strong{color:var(--ink)}
.check-list{list-style:none;margin:18px 0 26px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px}
.check-list svg{flex:none;margin-top:3px;color:var(--teal-600)}

/* ===== 分类卡片 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .28s ease;display:flex;flex-direction:column;box-shadow:var(--shadow-sm)}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.cat-card .thumb{position:relative;height:210px;overflow:hidden;background:var(--sky-100)}
.cat-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover .thumb img{transform:scale(1.06)}
.cat-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.cat-card h3{font-size:20px;color:var(--navy-900);margin-bottom:8px}
.cat-card p{color:var(--muted);font-size:14.5px;flex:1}
.cat-card .link{margin-top:16px;display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14.5px;color:var(--teal-700)}
.cat-card .link svg{transition:transform .2s}
.cat-card .link:hover svg{transform:translateX(4px)}
.cat-card .badge{position:absolute;top:14px;right:14px;background:rgba(7,31,46,.82);color:#C9F0EC;font-size:11.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;padding:5px 11px;border-radius:30px;backdrop-filter:blur(3px)}

/* ===== 优势 ===== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
.why-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;transition:all .25s ease;position:relative;overflow:hidden}
.why-item::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--navy-800),var(--teal-500));opacity:0;transition:opacity .25s}
.why-item:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--teal-300)}
.why-item:hover::before{opacity:1}
.why-item .ico{width:46px;height:46px;border-radius:10px;background:var(--teal-100);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--teal-700)}
.why-item h3{font-size:17.5px;color:var(--navy-900);margin-bottom:8px}
.why-item p{color:var(--muted);font-size:14.5px}

/* ===== 应用 ===== */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:46px}
.app-item{position:relative;border-radius:var(--radius);overflow:hidden;height:250px;display:flex;align-items:flex-end;color:#fff}
.app-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.app-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,42,61,0) 30%,rgba(7,31,46,.88) 100%)}
.app-item:hover img{transform:scale(1.06)}
.app-item .app-body{position:relative;z-index:2;padding:22px}
.app-item h3{font-size:17px;margin-bottom:4px}
.app-item p{font-size:13px;color:#C7DAE4}

/* ===== 新闻卡片 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;transition:all .25s ease;box-shadow:var(--shadow-sm)}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.news-card .tag{font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal-700);margin-bottom:14px}
.news-card h3{font-size:17.5px;color:var(--navy-900);margin-bottom:10px;line-height:1.4}
.news-card p{color:var(--muted);font-size:14px;flex:1;margin-bottom:16px}
.news-card .read-more{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14px;color:var(--teal-700)}
.news-card .read-more svg{transition:transform .2s}
.news-card .read-more:hover svg{transform:translateX(4px)}

/* ===== CTA 条 ===== */
.cta-band{background:linear-gradient(115deg,var(--navy-900) 0%,var(--navy-700) 100%);color:#fff;border-radius:14px;padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;border:26px solid rgba(255,255,255,.05);top:-110px;right:-70px}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:8px}
.cta-band p{color:#C7DAE4;max-width:560px}

/* ===== 页头（内页） ===== */
.page-head{background:linear-gradient(120deg,var(--navy-800) 0%,var(--navy-700) 100%);color:#fff;padding:64px 0 60px;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;border:30px solid rgba(255,255,255,.05);top:-130px;right:-80px}
.page-head::after{content:"";position:absolute;width:150px;height:150px;border-radius:50%;border:16px solid rgba(255,255,255,.05);bottom:-70px;left:-40px}
.page-head .container{position:relative;z-index:2}
.page-head .eyebrow{color:var(--teal-300)}
.page-head h1{font-size:clamp(30px,4vw,44px);margin-bottom:12px}
.page-head p{color:#C7DAE4;max-width:660px}

/* ===== 产品页 ===== */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin:38px 0 30px}
.filter-pill{padding:9px 20px;border:1.5px solid var(--line);border-radius:30px;background:#fff;font-weight:600;font-size:14.5px;color:var(--muted);transition:all .2s}
.filter-pill:hover{border-color:var(--teal-500);color:var(--teal-700)}
.filter-pill.active{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .25s ease;display:flex;flex-direction:column;box-shadow:var(--shadow-sm)}
.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.product-card .p-img{height:190px;background:var(--sky-100);overflow:hidden}
.product-card .p-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.product-card:hover .p-img img{transform:scale(1.05)}
.product-card .p-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.product-card h3{font-size:16.5px;color:var(--navy-900);margin-bottom:6px;line-height:1.35}
.product-card .p-spec{font-size:13.5px;color:var(--muted);flex:1;margin-bottom:14px}
.product-card .p-inq{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:13.5px;color:var(--teal-700);background:var(--teal-100);padding:8px 16px;border-radius:6px;transition:all .2s;border:none}
.product-card .p-inq:hover{background:var(--teal-600);color:#fff}
.floor-note{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:var(--teal-100);border:1px solid #BBD4F2;border-radius:var(--radius);padding:20px 24px;margin-top:34px}
.floor-note .fn-txt b{color:var(--navy-900)}
.floor-note .fn-txt p{color:var(--muted);font-size:14px}
.floor-note a{color:var(--teal-700);font-weight:700;font-size:14.5px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.floor-note a svg{transition:transform .2s}
.floor-note a:hover svg{transform:translateX(4px)}
.empty-tip{display:none;text-align:center;color:var(--muted);padding:40px 0}

/* ===== RFQ 页 ===== */
.rfq-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:34px}
.form-card h2{font-size:22px;color:var(--navy-900);margin-bottom:6px}
.form-card .fc-sub{color:var(--muted);font-size:14.5px;margin-bottom:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-weight:600;font-size:13.5px;color:var(--navy-900);margin-bottom:6px}
.form-group label em{color:var(--teal-700);font-style:normal}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:7px;font-family:inherit;font-size:14.5px;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s;appearance:none}
.form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2354687E' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--teal-500);box-shadow:0 0 0 3px rgba(46,131,220,.16)}
.form-group textarea{min-height:120px;resize:vertical}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:12px}
.form-ok{display:none;margin-top:16px;padding:13px 16px;border-radius:7px;background:var(--teal-100);border:1px solid #BBD4F2;color:var(--navy-900);font-size:14px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);margin-bottom:24px}
.side-card h3{font-size:17px;color:var(--navy-900);margin-bottom:16px;display:flex;align-items:center;gap:9px}
.side-card h3 svg{color:var(--teal-600)}
.side-card ul{list-style:none;display:grid;gap:12px}
.side-card li{display:flex;gap:11px;font-size:14.5px;color:var(--muted);align-items:flex-start}
.side-card li svg{flex:none;margin-top:2px;color:var(--teal-600)}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto}
details.faq{border:1px solid var(--line);border-radius:9px;background:#fff;margin-bottom:12px;overflow:hidden;transition:box-shadow .2s}
details.faq[open]{box-shadow:var(--shadow-sm);border-color:var(--teal-300)}
details.faq summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;color:var(--navy-900);display:flex;justify-content:space-between;align-items:center;gap:14px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary .faq-icon{flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--teal-500);display:flex;align-items:center;justify-content:center;color:var(--teal-700);transition:transform .25s}
details.faq[open] summary .faq-icon{transform:rotate(45deg);background:var(--teal-600);color:#fff;border-color:var(--teal-600)}
details.faq .faq-a{padding:0 22px 20px;color:var(--muted);font-size:14.5px}

/* ===== Blog 页 ===== */
.blog-list{max-width:960px;margin:0 auto;display:grid;gap:20px}
.blog-row{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 30px;display:flex;flex-direction:column;gap:10px;transition:all .22s ease;box-shadow:var(--shadow-sm)}
.blog-row:hover{border-color:var(--teal-300);box-shadow:var(--shadow);transform:translateY(-3px)}
.blog-row .tag{font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal-700)}
.blog-row h3{font-size:19px;color:var(--navy-900)}
.blog-row p{color:var(--muted);font-size:14.5px}
.blog-row button{align-self:flex-start;margin-top:4px}

/* ===== 弹窗 ===== */
.modal{display:none;position:fixed;inset:0;z-index:200;background:rgba(7,31,46,.6);backdrop-filter:blur(3px);align-items:flex-start;justify-content:center;padding:6vh 20px;overflow-y:auto}
.modal.open{display:flex;animation:fadeIn .25s ease}
.modal-card{background:#fff;border-radius:12px;max-width:820px;width:100%;padding:38px 42px;position:relative;box-shadow:0 30px 80px rgba(7,31,46,.35)}
.modal-close{position:absolute;top:16px;right:16px;width:38px;height:38px;border-radius:50%;border:1.5px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .2s}
.modal-close:hover{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}
.modal-card .tag{font-size:12px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:var(--teal-700);margin-bottom:12px}
.modal-card h2{font-size:24px;color:var(--navy-900);margin-bottom:18px;line-height:1.35}
.modal-card h3{font-size:15px;color:var(--teal-700);margin:20px 0 10px}
.modal-card .m-body{color:var(--ink);font-size:15px;line-height:1.85}
.modal-card .m-body p{margin-bottom:14px}

/* ===== 联系页 ===== */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.info-card{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:16px;box-shadow:var(--shadow-sm);transition:all .2s}
.info-card:hover{border-color:var(--teal-300);transform:translateY(-2px)}
.info-card .ico{width:44px;height:44px;flex:none;border-radius:10px;background:var(--teal-100);color:var(--teal-700);display:flex;align-items:center;justify-content:center}
.info-card h4{font-size:13px;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:3px}
.info-card .ic-val{font-size:16px;font-weight:600;color:var(--navy-900);word-break:break-all}
.info-card a.ic-val:hover{color:var(--teal-700)}

/* ===== 页脚 ===== */
footer.site-footer{background:var(--navy-950);color:#9FB6C4;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:38px;padding:64px 0 46px}
.footer-top h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.6px}
.footer-top .f-about p{font-size:14px;line-height:1.75;margin-top:16px}
.footer-top ul{list-style:none;display:grid;gap:10px}
.footer-top ul a{font-size:14px;transition:color .2s}
.footer-top ul a:hover{color:var(--teal-300)}
.footer-top .f-contact li{display:flex;gap:10px;font-size:14px;align-items:flex-start;margin-bottom:12px}
.footer-top .f-contact svg{flex:none;margin-top:3px;color:var(--teal-500)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .menu-toggle{display:block}
  nav.main-nav{position:fixed;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 14px 30px rgba(10,42,61,.12);max-height:0;overflow:hidden;transition:max-height .3s ease}
  nav.main-nav.open{max-height:420px}
  nav.main-nav ul{flex-direction:column;padding:14px 20px 20px;gap:2px}
  nav.main-nav a{padding:13px 12px}
  .intro-grid,.rfq-grid,.contact-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:none}
  .stat:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.08)}
  .why-grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  section{padding:60px 0}
  .cat-grid,.app-grid,.news-grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero{min-height:72vh}
  .topbar .tb-left .tb-hide{display:none}
  .footer-top{grid-template-columns:1fr}
  .cta-band{padding:38px 26px}
  .modal-card{padding:30px 22px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* ===== WordPress menu support ===== */
nav.main-nav ul.menu{margin:0;padding:0;list-style:none}
nav.main-nav ul.menu li{margin:0}
nav.main-nav li.current-menu-item > a{color:var(--teal-700);background:var(--teal-100)}

/* ===== News card thumbnails ===== */
.news-card{overflow:hidden}
.news-card .thumb{margin:-26px -26px 18px;height:190px;background:var(--sky-50)}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.news-card:hover .thumb img{transform:scale(1.04)}

/* ===== Custom logo sizing ===== */
.brand .custom-logo-link{display:inline-flex;align-items:center;line-height:0;}
.brand img.custom-logo{height:46px;width:auto;display:block;}