/* ============ Base & Tokens (Modern Business Minimal) ============ */
:root{
  --bg:#ffffff;
  --bg-soft:#f6f8fa;
  --navy:#102a43;
  --navy-2:#1d3a5f;
  --ink:#23354a;
  --text-2:#5a6b7d;
  --text-3:#8a97a6;
  --gold:#c9a86a;
  --gold-deep:#b8956a;
  --line:#e5e9ef;
  --line-strong:#d4dbe3;
  --radius:8px;
  --shadow:0 14px 40px rgba(16,42,67,.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:var(--font)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:84px 0}
.sec-head{margin-bottom:44px}
.sec-tag{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:3px;color:var(--gold-deep);
  text-transform:uppercase;font-weight:700;
}
.sec-tag::before{content:"";width:26px;height:1px;background:var(--gold)}
.sec-title{font-size:clamp(26px,3.2vw,38px);font-weight:800;line-height:1.3;margin:14px 0 10px;color:var(--navy);letter-spacing:.5px}
.sec-sub{color:var(--text-2);max-width:640px;font-size:15px}
.card{
  background:var(--bg);
  border:1px solid var(--line);
  border-top:2px solid var(--gold);
  border-radius:var(--radius);
  padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:var(--radius);font-size:15px;font-weight:600;min-height:44px;
  cursor:pointer;border:1px solid transparent;font-family:var(--font);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-solid{background:var(--navy);color:#fff;box-shadow:0 10px 24px rgba(16,42,67,.18)}
.btn-solid:hover{background:var(--navy-2);transform:translateY(-2px);box-shadow:0 14px 30px rgba(16,42,67,.26)}
/* banner 区询单按钮：使用 logo 同色背景 */
.hero .btn-solid{background:#049188;box-shadow:0 10px 24px rgba(4,145,136,.28)}
.hero .btn-solid:hover{background:#037b73;box-shadow:0 14px 30px rgba(4,145,136,.34)}
.btn-ghost{background:var(--bg);color:var(--navy);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-deep)}
/* ============ Top Nav ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
}
.nav-inner{height:68px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;cursor:pointer}
/* 横版品牌标（300x49）：按比例显示，不拉伸 */
.brand img{height:34px;width:auto;border-radius:6px}
.brand-name{font-size:16px;font-weight:800;color:var(--navy);letter-spacing:.5px;line-height:1.25}
.brand-name small{display:block;font-size:9px;font-weight:600;color:var(--text-3);letter-spacing:2.5px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-size:13.5px;color:var(--text-2);font-weight:600;letter-spacing:.8px;text-transform:uppercase;transition:color .18s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--gold);transition:width .2s}
.nav-links a:hover{color:var(--navy)}
.nav-links a:hover::after{width:100%}
.nav-cta{padding:9px 20px;font-size:12.5px;letter-spacing:1px;text-transform:uppercase}
/* 右上角询单按钮：logo 同色背景，文字白色 */
.nav-links .nav-cta{background:#049188;box-shadow:0 8px 20px rgba(4,145,136,.25);color:#fff}
.nav-links .nav-cta:hover{background:#037b73;box-shadow:0 12px 26px rgba(4,145,136,.32);color:#fff}
.nav-burger{display:none;background:none;border:none;cursor:pointer;width:40px;height:40px;position:relative;z-index:110}
.nav-burger span{display:block;width:22px;height:2px;background:var(--navy);margin:5px auto;border-radius:2px;transition:transform .25s,opacity .25s}
.nav.open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.open .nav-burger span:nth-child(2){opacity:0}
.nav.open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ============ Hero ============ */
.hero{
  position:relative;padding:150px 0 96px;overflow:hidden;
  background:
    linear-gradient(180deg,#fbfcfe 0%,var(--bg) 100%);
}
.hero::after{
  content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(720px 480px at 78% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(720px 480px at 78% 30%,#000 0%,transparent 72%);
  opacity:.55;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--gold-deep)}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero h1{font-size:clamp(34px,5vw,58px);font-weight:800;line-height:1.15;margin:20px 0 18px;color:var(--navy);letter-spacing:-.5px}
.hero h1 .thin{font-weight:300;color:var(--text-2)}
.hero-sub{color:var(--text-2);font-size:16.5px;max-width:520px;margin-bottom:32px}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap}
.hero-meta{display:flex;gap:36px;margin-top:40px;flex-wrap:wrap}
.hero-meta .m b{display:block;font-size:20px;font-weight:800;color:var(--navy);letter-spacing:.5px}
.hero-meta .m span{font-size:12.5px;color:var(--text-3);letter-spacing:1.5px;text-transform:uppercase}
.hero-visual{position:relative}
.hero-img-wrap{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
}
.hero-img-wrap img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.hero-chip{
  position:absolute;z-index:2;display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:var(--radius);
  background:rgba(255,255,255,.96);backdrop-filter:blur(8px);
  border:1px solid var(--line-strong);font-size:12.5px;font-weight:700;letter-spacing:.5px;
  color:var(--navy);box-shadow:var(--shadow);
}
.hero-chip.c1{top:22px;left:-18px}
.hero-chip.c2{bottom:26px;right:-14px;color:var(--gold-deep)}
.hero-chip svg{width:18px;height:18px;flex:none}
/* ============ Trust Bar ============ */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;background:var(--bg-soft)}
.trust-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.trust-item{display:flex;align-items:center;gap:10px;color:var(--text-2);font-size:13.5px;font-weight:600}
.trust-item svg{width:20px;height:20px;color:var(--gold-deep);flex:none}
.trust-item b{color:var(--navy);font-weight:800}
/* ============ Products ============ */
.products{background:var(--bg)}
.prod-card .icon{width:50px;height:50px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:var(--bg-soft);border:1px solid var(--line)}
.prod-card .icon svg{width:24px;height:24px;color:var(--gold-deep)}
.prod-card h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:6px}
.prod-card .en{font-size:11px;color:var(--text-3);letter-spacing:2px;text-transform:uppercase;margin-bottom:12px}
.prod-card p{color:var(--text-2);font-size:14px}
.prod-card .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.prod-card .tags span{font-size:12px;color:var(--text-2);padding:4px 10px;border:1px solid var(--line);border-radius:999px}
/* ============ Certs ============ */
.certs{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cert-card{display:flex;flex-direction:column;gap:10px}
.cert-badge{display:inline-flex;align-items:center;gap:8px;color:var(--navy);font-weight:800;font-size:15px}
.cert-badge svg{width:20px;height:20px;color:var(--gold-deep)}
.cert-card h3{font-size:15px;font-weight:700;color:var(--navy)}
.cert-card p{color:var(--text-2);font-size:13px}
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cert-license{grid-column:1 / -1;display:flex;gap:22px;align-items:center;background:var(--bg);border:1px solid var(--line);border-top:2px solid var(--gold);border-radius:var(--radius);padding:24px}
.cert-license img{width:220px;border-radius:var(--radius);flex:none;box-shadow:var(--shadow)}
.cert-license .info h3{font-size:17px;font-weight:800;color:var(--navy);margin-bottom:8px}
.cert-license .info p{color:var(--text-2);font-size:13.5px;max-width:720px}
/* ============ Factory ============ */
.factory{background:var(--bg)}
.fac-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.fac-item{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.fac-item img{width:100%;height:220px;object-fit:cover;transition:transform .5s ease}
.fac-item:hover img{transform:scale(1.06)}
.fac-item .cap{position:absolute;left:0;right:0;bottom:0;padding:34px 16px 14px;background:linear-gradient(transparent,rgba(16,42,67,.92));font-size:13.5px;font-weight:700;color:#fff}
.fac-item .cap small{display:block;font-size:11px;color:rgba(255,255,255,.75);font-weight:400}
/* ============ News ============ */
.news{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.news-card{display:flex;flex-direction:column;gap:14px}
.news-card .cat{align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--gold-deep);padding:4px 12px;border:1px solid var(--line-strong);border-radius:999px;background:var(--bg)}
.news-card h3{font-size:15.5px;font-weight:700;line-height:1.5;cursor:pointer;transition:color .18s}
.news-card h3:hover{color:var(--gold-deep)}
.news-card .date{font-size:12.5px;color:var(--text-3);letter-spacing:.5px}
.news-more{display:inline-flex;align-items:center;gap:6px;color:var(--navy);font-size:14px;font-weight:600;margin-top:30px;cursor:pointer}
.news-more:hover{color:var(--gold-deep)}
/* ============ Contact ============ */
.contact{background:var(--bg);position:relative}
.contact-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:stretch}
.contact h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;line-height:1.3;margin:14px 0 12px;color:var(--navy)}
.contact .lead{color:var(--text-2);margin-bottom:30px;max-width:520px}
.contact-row{display:flex;gap:16px;align-items:flex-start;padding:16px 0;border-bottom:1px dashed var(--line-strong)}
.contact-row svg{width:22px;height:22px;color:var(--gold-deep);flex:none;margin-top:3px}
.contact-row .k{font-size:11px;color:var(--text-3);letter-spacing:2px;text-transform:uppercase}
.contact-row .v{font-size:15.5px;font-weight:600;color:var(--navy)}
.contact-row .v small{display:block;font-size:13px;color:var(--text-2);font-weight:400}
.contact-card{background:var(--bg);border:1px solid var(--line);border-top:2px solid #049188;border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.contact-card h3{font-size:19px;font-weight:800;color:var(--navy);margin-bottom:8px}
.contact-card p{color:var(--text-2);font-size:14px;margin-bottom:22px}
/* 联系信息图标：与右侧询单卡统一为 logo 青绿 */
.contact-row svg{color:#049188}
.contact-form{display:flex;flex-direction:column;gap:14px}
.contact-form input,.contact-form textarea{
  background:var(--bg-soft);border:1px solid var(--line-strong);border-radius:var(--radius);
  color:var(--ink);font-family:var(--font);font-size:14px;padding:13px 15px;outline:none;transition:border-color .18s;
}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--gold)}
.contact-form textarea{resize:vertical;min-height:132px}
.contact-form .btn{align-self:flex-start}
/* 右侧询单报价卡片：logo 同色（青绿）背景，与左侧资料卡等高对齐 */
.quote-card{background:linear-gradient(165deg,#049188,#036f6a);border:none;border-top:none;color:#fff;display:flex;flex-direction:column;min-height:100%}
.quote-card h3{color:#fff}
.quote-card p{color:rgba(255,255,255,.92)}
.quote-card .contact-form{flex:1;display:flex;flex-direction:column;gap:14px}
.quote-card .contact-form label{color:rgba(255,255,255,.96)}
.quote-card .contact-form input,.quote-card .contact-form textarea{
  background:rgba(255,255,255,.96);border:none;color:#14324a;
}
.quote-card .contact-form input:focus,.quote-card .contact-form textarea:focus{border:none;box-shadow:0 0 0 2px rgba(255,255,255,.55)}
.quote-card .contact-form .btn{background:#fff;color:#036f6a;box-shadow:0 10px 24px rgba(0,0,0,.18);width:100%}
.quote-card .contact-form .btn:hover{background:#f2fffb;color:#036f6a;box-shadow:0 14px 30px rgba(0,0,0,.26)}
.quote-card .contact-form .form-status{color:rgba(255,255,255,.95)}
.quote-card .contact-form input::placeholder,.quote-card .contact-form textarea::placeholder{color:#7d96a8}
/* ============ Sub-page Banner ============ */
.page-hero{
  padding:150px 0 64px;
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;margin:16px 0 12px;color:var(--navy);letter-spacing:.5px}
.page-hero p{color:var(--text-2);max-width:640px}
/* ============ Footer Filing ============ */
.filing{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:12.5px}
.filing a{transition:color .18s}
.filing a:hover{color:var(--gold-deep)}
/* ============ Products Page ============ */
.prod-detail{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center;
  padding:34px 0;border-bottom:1px dashed var(--line-strong);
}
.prod-detail:last-of-type{border-bottom:none}
.prod-detail.reverse .pd-img{order:2}
.pd-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.pd-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.pd-img-icon{
  display:flex;align-items:center;justify-content:center;min-height:240px;
  background:var(--bg-soft);border:1px dashed var(--line-strong);
}
.pd-img-icon svg{width:96px;height:96px;color:var(--gold-deep);opacity:.7}
.pd-info h3{font-size:28px;font-weight:800;color:var(--navy);letter-spacing:.5px}
.pd-info .en{font-size:11px;color:var(--text-3);letter-spacing:2.5px;text-transform:uppercase;margin:8px 0 16px}
.pd-info p{color:var(--text-2);font-size:15px;max-width:560px}
.pd-feats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px;max-width:560px}
.pd-feat{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);font-size:13.5px;font-weight:600}
.pd-feat svg{width:17px;height:17px;color:var(--gold-deep);flex:none}
.prod-custom{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:34px;flex-wrap:wrap}
.prod-custom h3{font-size:19px;font-weight:800;color:var(--navy);margin-bottom:8px}
.prod-custom p{color:var(--text-2);font-size:14px;max-width:760px}
/* ============ About Page ============ */
.about-sec{padding:84px 0}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.about-p{color:var(--text-2);font-size:15px;margin-top:16px;max-width:640px}
.about-points{display:flex;flex-direction:column;gap:16px}
.ap{display:flex;gap:18px;align-items:flex-start}
.ap-n{font-size:14px;font-weight:900;color:var(--gold-deep);line-height:1;margin-top:4px;letter-spacing:1px}
.ap h3{font-size:16.5px;font-weight:800;color:var(--navy);margin-bottom:6px}
.ap p{color:var(--text-2);font-size:13.5px}
/* ============ News List Page ============ */
.news-list-sec{padding:64px 0;min-height:60vh}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:flex;align-items:center;gap:22px;
  background:var(--bg);border:1px solid var(--line);border-left:2px solid var(--gold);
  border-radius:var(--radius);padding:22px 26px;
  transition:border-color .2s,transform .2s;
}
.news-item:hover{border-color:var(--line-strong);transform:translateY(-2px);box-shadow:var(--shadow)}
.news-item .cat{flex:none;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--gold-deep);padding:4px 12px;border:1px solid var(--line-strong);border-radius:999px;background:var(--bg-soft)}
.news-item .body{flex:1;min-width:0}
.news-item h3{font-size:16px;font-weight:700;line-height:1.5;cursor:pointer;transition:color .18s}
.news-item h3:hover{color:var(--gold-deep)}
.news-item .date{font-size:12.5px;color:var(--text-3);letter-spacing:.5px}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:36px}
.pager button{
  background:var(--bg);border:1px solid var(--line-strong);color:var(--navy);
  font-family:var(--font);font-size:13.5px;font-weight:600;padding:10px 22px;border-radius:var(--radius);cursor:pointer;
  transition:border-color .18s,color .18s,opacity .18s;
}
.pager button:hover:not(:disabled){border-color:var(--gold);color:var(--gold-deep)}
.pager button:disabled{opacity:.35;cursor:not-allowed}
.pager .page-info{font-size:13.5px;color:var(--text-2);min-width:110px;text-align:center}
/* ============ News Detail Page ============ */
.detail-sec{padding:64px 0;min-height:60vh}
.detail-wrap{max-width:860px;margin:0 auto}
.detail-cat{display:inline-flex;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--gold-deep);padding:4px 12px;border:1px solid var(--line-strong);border-radius:999px;background:var(--bg-soft)}
.detail-title{font-size:clamp(24px,3.4vw,36px);font-weight:800;line-height:1.35;color:var(--navy);margin:16px 0 10px;letter-spacing:.3px}
.detail-meta{display:flex;align-items:center;gap:16px;color:var(--text-3);font-size:13px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.detail-meta .bar{width:1px;height:14px;background:var(--line-strong)}
.detail-body{padding:30px 0 8px}
.detail-body p{color:var(--text-2);font-size:15.5px;line-height:1.9;margin-bottom:18px}
.detail-body h3{font-size:18px;font-weight:800;color:var(--navy);margin:26px 0 10px}
.detail-body ul{list-style:none;margin:0 0 18px;padding:0}
.detail-body li{position:relative;color:var(--text-2);font-size:15px;line-height:1.8;padding-left:20px;margin-bottom:8px}
.detail-body li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.back-link{
  display:inline-flex;align-items:center;gap:8px;color:var(--navy);font-size:13.5px;font-weight:600;
  margin-top:34px;cursor:pointer;min-height:44px;padding:0 6px;
}
.back-link:hover{color:var(--gold-deep)}
.back-link svg{width:15px;height:15px}
.detail-pager{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.detail-pager a,.detail-pager span{font-size:13.5px;color:var(--text-2);cursor:pointer;min-height:44px;display:inline-flex;align-items:center;transition:color .18s}
.detail-pager a:hover{color:var(--gold-deep)}
.detail-pager .placeholder{color:var(--text-3)}
/* ============ Product Detail Page ============ */
.pd-detail-sec{padding:64px 0;min-height:60vh}
.pd-detail-wrap{max-width:960px;margin:0 auto}
.pd-detail-hero{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center}
.pd-detail-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.pd-detail-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.pd-detail-img .pd-img-icon{min-height:300px}
.pd-detail-info h1{font-size:clamp(26px,3.6vw,40px);font-weight:800;color:var(--navy);line-height:1.2}
.pd-detail-info .en{font-size:11px;color:var(--text-3);letter-spacing:2.5px;text-transform:uppercase;margin:10px 0 18px}
.pd-detail-info p{color:var(--text-2);font-size:15.5px;line-height:1.8}
.pd-detail-feats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:26px}
.pd-detail-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.pd-detail-spec{margin-top:56px;padding-top:36px;border-top:1px solid var(--line)}
.pd-detail-spec h3{font-size:19px;font-weight:800;color:var(--navy);margin-bottom:18px}
.spec-table{width:100%;border-collapse:collapse;table-layout:fixed}
.spec-table th,.spec-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px}
.spec-table th{background:var(--bg-soft);color:var(--navy);font-weight:700;width:32%}
.spec-table td{color:var(--text-2)}
/* ============ Contact Page ============ */
.contact-sec{padding:64px 0}
.contact-map-tip{display:flex;gap:14px;align-items:flex-start;margin-top:26px;padding:18px 20px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);max-width:520px}
.contact-map-tip svg{width:24px;height:24px;color:var(--gold-deep);flex:none;margin-top:2px}
.contact-map-tip b{font-size:15px;color:var(--navy)}
.contact-map-tip p{color:var(--text-2);font-size:13.5px;margin-top:4px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form label{font-size:12.5px;font-weight:600;color:var(--navy);letter-spacing:.5px}
.contact-form .form-status{font-size:13.5px;color:var(--gold-deep);font-weight:600;min-height:20px}
/* ============ Footer ============ */
.footer{border-top:1px solid var(--line);padding:30px 0;background:var(--bg-soft)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.footer-inner .links{display:flex;gap:24px}
.footer-inner a{transition:color .18s}
.footer-inner a:hover{color:var(--gold-deep)}
/* ============ Toast ============ */
#toast{
  position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(20px);
  background:var(--navy);border:1px solid var(--gold);color:#fff;
  padding:12px 24px;border-radius:var(--radius);font-size:14px;font-weight:600;
  opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:200;box-shadow:var(--shadow);
}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
/* ============ Responsive ============ */
@media (max-width:1024px){
  .grid-4,.cert-grid{grid-template-columns:repeat(2,1fr)}
  .fac-grid{grid-template-columns:repeat(2,1fr)}
  .hero-inner{gap:40px}
}
@media (max-width:860px){
  section{padding:64px 0}
  .grid-3{grid-template-columns:1fr}
  .hero-inner{grid-template-columns:1fr;gap:38px}
  .hero{padding:118px 0 68px}
  .hero-img-wrap img{aspect-ratio:16/10}
  .contact-inner{grid-template-columns:1fr}
  .cert-license{flex-direction:column;align-items:flex-start}
  .cert-license img{width:100%;max-width:320px}
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;width:min(78vw,320px);
    background:rgba(255,255,255,.98);backdrop-filter:blur(16px);
    flex-direction:column;align-items:flex-start;justify-content:flex-start;
    gap:8px;padding:96px 32px 32px;
    border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .3s ease;z-index:105;
  }
  .nav.open .nav-links{transform:translateX(0)}
  .nav-links a{font-size:15px;padding:12px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-links .nav-cta{margin-top:18px;width:100%;justify-content:center;min-height:44px}
  .nav-burger{display:block;width:44px;height:44px}
  .brand{min-height:44px}
  .hero-chip.c1{left:10px;top:14px}
  .hero-chip.c2{right:10px;bottom:14px}
  .prod-detail{grid-template-columns:1fr;gap:24px}
  .prod-detail.reverse .pd-img{order:0}
  .about-grid{grid-template-columns:1fr}
  .page-hero{padding:118px 0 48px}
  .pd-detail-hero{grid-template-columns:1fr;gap:26px}
  .pd-detail-feats{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .detail-pager{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:480px){
  .grid-2,.grid-4,.fac-grid,.cert-grid{grid-template-columns:1fr}
  .trust-inner{justify-content:flex-start}
  .hero-meta{gap:22px}
  .hero-tag{font-size:13px}
  .hero-meta .m span{font-size:12px}
  .hero-chip{font-size:13px}
  .news-more{min-height:44px;display:inline-flex;align-items:center}
  .footer-inner{font-size:14px}
  .footer-inner .links a{min-height:44px;display:inline-flex;align-items:center;padding:0 4px}
  .contact-form input,.contact-form textarea{font-size:16px}
  .news-item{flex-direction:column;align-items:flex-start;gap:10px}
  .pd-feats{grid-template-columns:1fr}
  .pager{gap:10px}
  .pager button{padding:9px 16px}
  .container{padding:0 18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}

/* ============ Breadcrumb ============ */
.crumb{font-size:13px;color:var(--text-3);margin-bottom:22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumb a{color:var(--navy);font-weight:600}
.crumb a:hover{color:var(--gold-deep)}
/* ============ List Desc ============ */
.news-item .desc{color:var(--text-2);font-size:13.5px;margin-top:6px;line-height:1.7}