/*
Theme Name: Zhongyue Packaging
Theme URI: https://www.zypackaging.com/
Author: Zhongyue
Description: Bilingual corporate theme for Zhejiang Zhongyue Packaging.
Version: 1.3
Text Domain: zhongyue
*/
: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;--line:#D8E4F0;--ink:#0F2540;--muted:#5A7184;
--bg:#fff;--radius:12px;--shadow-sm:0 2px 10px rgba(10,36,68,.06);
--shadow:0 14px 40px rgba(10,36,68,.12);
--font-display:'Barlow','Noto Sans SC',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Noto Sans SC',-apple-system,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
.en-only{display:block}
.zh-only{display:none}
html[data-lang="zh"] .en-only{display:none}
html[data-lang="zh"] .zh-only{display:block}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3,h4{font-family:var(--font-display)}
/* topbar */
.topbar{background:var(--navy-900);color:#cdd9e8;font-size:12.5px;padding:6px 0}
.topbar .container{display:flex;justify-content:space-between}
.topbar a{color:#cdd9e8;display:inline-flex;align-items:center;gap:5px;margin-right:18px}
.topbar a:hover{color:#fff}
/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:46px;width:auto}
.brand .custom-logo-link{line-height:0}
.brand .brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand .brand-txt b{font-size:19px;letter-spacing:1px;color:var(--navy-900)}
.brand .brand-txt span{font-size:11px;letter-spacing:3px;color:var(--teal-700);text-transform:uppercase;font-weight:600}
nav.main-nav ul{display:flex;list-style:none;gap:6px;margin:0;padding:0}
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 li.current-menu-item>a{color:var(--teal-700);background:var(--teal-100)}
.lang-btn{background:var(--teal-600);color:#fff;border:none;padding:7px 16px;border-radius:6px;font-weight:600;cursor:pointer;font-size:14px}
.menu-toggle{display:none;background:none;border:none;padding:8px;cursor:pointer}
/* hero */
.hero{position:relative;min-height:480px;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.5}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(5,20,42,.72) 0%,rgba(9,32,64,.6) 60%,rgba(13,48,92,.5) 100%);z-index:0}
.hero .container{position:relative;z-index:1;padding-top:60px;padding-bottom:60px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);padding:7px 16px;border-radius:30px;font-size:13px;font-weight:600;letter-spacing:1px;margin-bottom:22px}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.15;margin-bottom:18px;max-width:800px}
.hero h1 .accent{display:block;color:var(--teal-300)}
.hero .lead{font-size:17px;max-width:680px;margin-bottom:28px;color:#E4EEF9}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:28px;margin-top:34px;font-size:14px;color:#cdd9e8;flex-wrap:wrap}
.hero-meta span{display:flex;align-items:center;gap:7px}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:8px;font-weight:600;font-size:15px;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--teal-600);color:#fff}
.btn-primary:hover{background:var(--teal-700)}
.btn-outline{border:2px solid rgba(255,255,255,.6);color:#fff}
.btn-outline:hover{background:#fff;color:var(--navy-800)}
.btn-dark{background:var(--navy-800);color:#fff}
.btn-light{background:var(--teal-100);color:var(--teal-700)}
/* stats */
.stats-bar{background:var(--navy-900);color:#fff;padding:28px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat .num{font-size:32px;font-weight:800;color:var(--teal-300)}
.stat .lbl{font-size:13px;color:#9FB6C4;margin-top:4px}
/* sections */
section{padding:70px 0}
.bg-sky{background:var(--sky-50)}
.center{text-align:center;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--teal-700);font-weight:700;font-size:13px;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px}
.section-title{font-size:clamp(26px,3vw,38px);color:var(--navy-900);line-height:1.25;max-width:760px}
.section-sub{color:var(--muted);margin-top:14px;max-width:680px;margin-left:auto;margin-right:auto}
.center .section-title{margin:0 auto}
/* intro */
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.intro-media img{border-radius:var(--radius);box-shadow:var(--shadow)}
.intro-copy p{color:var(--muted);margin-bottom:14px}
.check-list{list-style:none;margin:18px 0 24px}
.check-list li{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-weight:500}
.check-list svg{color:var(--teal-600);flex-shrink:0}
/* cat grid */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .25s}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.cat-card .thumb{height:140px;overflow:hidden}
.cat-card .thumb img{width:100%;height:100%;object-fit:cover}
.cat-card .body{padding:18px}
.cat-card h3{font-size:16px;color:var(--navy-900);margin-bottom:8px}
.cat-card p{font-size:13px;color:var(--muted);margin-bottom:12px}
.link{color:var(--teal-700);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}
/* why */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.why-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.why-item .ico{width:48px;height:48px;background:var(--teal-100);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--teal-700);margin-bottom:16px}
.why-item h3{font-size:17px;color:var(--navy-900);margin-bottom:8px}
.why-item p{font-size:14px;color:var(--muted)}
/* apps */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.app-item{position:relative;border-radius:var(--radius);overflow:hidden;height:220px}
.app-item img{width:100%;height:100%;object-fit:cover}
.app-item .app-body{position:absolute;inset:0;background:linear-gradient(transparent,rgba(10,36,68,.85));padding:20px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff}
.app-item h3{font-size:17px;margin-bottom:6px}
.app-item p{font-size:13px;color:#cdd9e8}
/* news */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);overflow:hidden}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.news-card .thumb{margin:-26px -26px 18px;height:180px;background:var(--sky-50)}
.news-card .thumb img{width:100%;height:100%;object-fit:cover}
.news-card .tag{font-size:11.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal-700);margin-bottom:14px}
.news-card h3{font-size:17px;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}
.read-more{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14px;color:var(--teal-700)}
/* page head */
.page-head{background:linear-gradient(135deg,var(--navy-900),var(--teal-700));color:#fff;padding:64px 0}
.page-head h1{font-size:clamp(28px,3.5vw,42px);margin:10px 0}
.page-head p{color:#cdd9e8;font-size:16px;max-width:680px}
/* filter */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.filter-pill{padding:8px 18px;border:1.5px solid var(--line);border-radius:30px;background:#fff;cursor:pointer;font-weight:600;font-size:14px;color:var(--muted);transition:all .2s}
.filter-pill.active,.filter-pill:hover{background:var(--teal-600);color:#fff;border-color:var(--teal-600)}
/* products */
.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}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--teal-300)}
.p-img{height:180px;overflow:hidden;background:var(--sky-50)}
.p-img img{width:100%;height:100%;object-fit:cover}
.p-body{padding:18px}
.p-body h3{font-size:15px;color:var(--navy-900);margin-bottom:6px;line-height:1.35}
.p-spec{font-size:13px;color:var(--muted);margin-bottom:14px}
.p-inq{background:var(--teal-100);color:var(--teal-700);border:none;padding:8px 16px;border-radius:6px;font-weight:700;font-size:13px;cursor:pointer}
.p-inq:hover{background:var(--teal-600);color:#fff}
.floor-note{margin-top:36px;background:var(--teal-100);border-radius:var(--radius);padding:24px 28px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.floor-note b{color:var(--navy-800)}
.floor-note p{color:var(--muted);font-size:14px;margin-top:4px}
.floor-note a{background:var(--teal-600);color:#fff;padding:12px 24px;border-radius:8px;font-weight:600;white-space:nowrap}
/* faq */
.faq-list{max-width:860px;margin:0 auto}
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq summary{padding:20px 24px;cursor:pointer;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center}
.faq-a{padding:0 24px 20px;color:var(--muted);font-size:14.5px}
/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:40px}
.info-card{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:12px;align-items:center}
.info-card h4{font-size:13px;color:var(--muted);margin-bottom:4px}
.ic-val{font-weight:600;color:var(--navy-800)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit}
.form-group textarea{min-height:120px;resize:vertical}
.form-ok{display:none;margin-top:14px;padding:12px;background:#E6F4EA;color:#1E7E34;border-radius:8px;font-size:14px}
/* cta band */
.cta-band{background:var(--teal-700);border-radius:var(--radius);padding:36px 40px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:24px}
.cta-band h2{font-size:24px;margin-bottom:8px}
.cta-band p{color:#cdd9e8}
/* footer */
.site-footer{background:var(--navy-950);color:#B8CDE0;padding-top:60px;margin-top:0}
.footer-top h4{color:#fff;font-size:15px;margin-bottom:16px}
.f-contact li,.f-contact span{color:#D6E4F0 !important;font-size:14px;line-height:1.8}
.f-contact a{color:#D6E4F0}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:40px}
.footer-top h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-top ul{list-style:none}
.footer-top ul li{margin-bottom:9px;font-size:14px}
.footer-top a:hover{color:#fff}
.f-about p{font-size:14px;margin-top:16px;line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;font-size:13px}
/* responsive */
@media(max-width:960px){
.cat-grid,.why-grid,.app-grid,.news-grid,.product-grid{grid-template-columns:1fr 1fr}
.intro-grid,.contact-grid{grid-template-columns:1fr}
.stats-grid{grid-template-columns:repeat(2,1fr)}
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(10,36,61,.12);max-height:0;overflow:hidden;transition:max-height .3s}
nav.main-nav.open{max-height:420px}
nav.main-nav ul{flex-direction:column;padding:14px 20px 20px}
.menu-toggle{display:block}
.footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
.cat-grid,.why-grid,.app-grid,.news-grid,.product-grid{grid-template-columns:1fr}
.form-row{grid-template-columns:1fr}
}