/*
Theme Name: BSD Trading Center
Theme URI: https://bsdengco.com
Author: BSD Trading Center
Description: Corporate homepage theme for Shanghai BSD Trading Center — safety protective equipment and electrical testing equipment. Home page reads live product and news data from the bsdengco-core plugin. Pair with bsdengco-core to get the Product/News post types, spec fields and auto-setup pages.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.5
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: bsdengco
*/

:root{
  --ink:#1B2730; --navy:#12202A; --navy-2:#1B2730; --navy-3:#0C171D;
  --amber:#D99A2B; --amber-2:#E8A33D; --amber-soft:#F6E7C8;
  --paper:#F4F7F9; --card:#FFFFFF; --line:#D8E0E5; --muted:#5C6F7A; --muted-2:#8CA0AC;
  --font-d:'Archivo','Noto Sans','Noto Sans SC',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-b:'Noto Sans','Noto Sans SC',system-ui,-apple-system,'Segoe UI',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:var(--font-b);color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.p-specs b,.p-desc p,.f-card .specs,.l-item p,.crumbs,.news-card p,.sec-head .note,.p-info .sub,.p-info h1,.p-desc h2,.p-specs-block h2{overflow-wrap:break-word;word-break:break-word}
.screen-reader-text{position:absolute;width:1px;height:1px;clip:rect(0 0 0 0);overflow:hidden;white-space:nowrap}

/* ===== 顶栏 ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(18,32,42,.98);border-bottom:1px solid rgba(255,255,255,.08)}
.site-header .wrap{display:flex;align-items:center;gap:32px;height:90px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-d);font-weight:800;font-size:19px;letter-spacing:.2px;color:#fff}
.brand .logo{width:70px;height:70px;flex:none}
.brand .brand-logo{display:inline-flex;flex:none}
.brand .custom-logo-link{display:inline-flex;flex:none}
.brand .custom-logo{max-height:70px;width:auto;height:auto}
.brand small{display:block;font-family:var(--font-b);font-weight:600;font-size:9.5px;letter-spacing:.32em;color:var(--amber-2);text-transform:uppercase;line-height:1.2}
.brand .brand-text{display:inline-flex}
.main-nav.desk-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
#mainNav{display:none}
.main-nav>ul{display:flex;align-items:center;gap:26px;list-style:none}
.main-nav li{position:relative}
.main-nav a{font-size:13.5px;font-weight:600;color:#C8D4DB;letter-spacing:.3px;transition:color .2s}
.main-nav a:hover{color:var(--amber-2)}
.main-nav .cta{background:var(--amber);color:var(--navy);padding:9px 18px;border-radius:5px;font-weight:700;font-size:13px;display:inline-block}
.main-nav .cta:hover{background:var(--amber-2);color:var(--navy)}
.main-nav li.menu-item-has-children>a::after{content:"";display:inline-block;width:0;height:0;margin-left:7px;vertical-align:2px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.7}
.main-nav ul ul{display:block;position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);min-width:224px;background:var(--navy-2);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:8px 0;list-style:none;opacity:0;visibility:hidden;transition:opacity .18s,transform .18s,visibility .18s;box-shadow:0 16px 34px rgba(0,0,0,.38);z-index:60}
.main-nav ul ul::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.main-nav ul ul li{width:100%}
.main-nav ul ul a{display:block;padding:9px 18px;font-size:13px;color:#C8D4DB;white-space:nowrap}
.main-nav ul ul a:hover{color:var(--amber-2);background:rgba(255,255,255,.05)}
.main-nav li:hover>ul{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px}
.burger span{display:block;width:22px;height:2px;background:#fff;margin:5px 0;border-radius:2px;transition:.25s}

/* ===== Hero ===== */
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden;padding:132px 0 96px}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(217,154,43,.05) 0,transparent 40%),repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 74px),repeating-linear-gradient(90deg,rgba(255,255,255,.02) 0 1px,transparent 1px 74px)}
.hero::after{content:"";position:absolute;top:0;left:0;width:5px;height:100%;background:linear-gradient(var(--amber),var(--amber-2))}
.hero-slides{position:absolute;inset:0;z-index:1;overflow:hidden}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.2s ease;will-change:opacity}
.hero-slide.on{opacity:.22}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:56px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--amber-2);margin-bottom:18px}
.kicker::before{content:"";width:26px;height:2px;background:var(--amber)}
.hero h1{font-family:var(--font-d);font-weight:900;font-size:clamp(30px,4.4vw,52px);line-height:1.12;letter-spacing:-.5px;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--amber-2)}
.hero .lede{font-size:16px;color:#B7C5CD;max-width:540px;margin-bottom:30px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:42px}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-d);font-weight:700;font-size:14px;padding:13px 24px;border-radius:6px;transition:.2s;cursor:pointer;border:0}
.btn-amber{background:var(--amber);color:var(--navy)}
.btn-amber:hover{background:var(--amber-2)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:var(--amber-2);color:var(--amber-2)}
.hero-stats{display:flex;gap:0;border-top:1px solid rgba(255,255,255,.14);padding-top:22px;flex-wrap:wrap}
.hero-stats .st{padding-right:34px;margin-right:34px;border-right:1px solid rgba(255,255,255,.14)}
.hero-stats .st:last-child{border-right:0;margin-right:0;padding-right:0}
.hero-stats b{font-family:var(--font-d);font-size:26px;font-weight:800;color:#fff;display:block}
.hero-stats small{font-size:11.5px;color:#93A5B0;letter-spacing:.06em;text-transform:uppercase;font-weight:600}

/* ===== 通用章节 ===== */
.sec{padding:92px 0}
.sec-head{display:flex;align-items:flex-end;gap:26px;margin-bottom:44px}
.sec-no{font-family:var(--font-d);font-size:13px;font-weight:800;color:var(--amber);letter-spacing:.14em}
.sec-head h2{font-family:var(--font-d);font-weight:800;font-size:clamp(24px,3vw,34px);letter-spacing:-.3px;line-height:1.15}
.sec-head .note{margin-left:auto;max-width:430px;font-size:13.5px;color:var(--muted)}
.sec-head .note a{color:var(--navy);font-weight:700}
.sec-head .note a:hover{color:var(--amber)}

/* ===== 产品线双栏（首页） ===== */
.lines{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.line{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.line-top{position:relative;padding:34px 34px 24px;color:#fff}
.line-safety{background:linear-gradient(135deg,#16323C,#0C171D)}
.line-electrical{background:linear-gradient(135deg,#22303B,#0C171D)}
.line-top::after{content:"";position:absolute;bottom:0;left:0;width:56px;height:4px;background:var(--amber)}
.line-top h3{font-family:var(--font-d);font-weight:800;font-size:23px;letter-spacing:-.2px;margin-bottom:8px}
.line-top p{font-size:13px;color:#AFC0C9;max-width:400px}
.line-top .ln{position:absolute;top:30px;right:30px;font-family:var(--font-d);font-size:12px;font-weight:800;letter-spacing:.2em;color:rgba(255,255,255,.35)}
.line-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
.l-item{background:#fff;padding:26px 22px 24px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;min-height:290px;transition:background .15s}
.l-item:hover{background:#FAFCFE}
.l-item .ic{width:180px;height:180px;border-radius:10px;background:var(--amber-soft);display:flex;align-items:center;justify-content:center;flex:none;overflow:hidden;margin:0 auto}
.l-item .ic img{width:100%;height:100%;object-fit:contain;transition:transform .25s}
.l-item:hover .ic img{transform:scale(1.05)}
.l-item h4{font-family:var(--font-d);font-size:15px;font-weight:700}
.l-item p{font-size:12.5px;color:var(--muted);line-height:1.55;flex:1;max-width:230px}
.l-item .n{font-family:var(--font-d);font-size:11px;font-weight:800;color:var(--amber);letter-spacing:.06em;text-transform:uppercase}
.l-more{padding:16px 24px;background:#fff;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.l-more a{color:var(--navy);font-weight:700}
.l-more a:hover{color:var(--amber)}

/* ===== 重点产品（首页 + 归档） ===== */
.feat{background:#fff;border-top:1px solid var(--line)}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.f-card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column}
.f-card:hover{box-shadow:0 14px 34px rgba(18,32,42,.12);transform:translateY(-3px)}
.f-card .im{aspect-ratio:1/1;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.f-card .im img{max-height:100%;object-fit:contain;transition:transform .3s}
.f-card:hover .im img{transform:scale(1.05)}
.f-card h4 a:hover{color:var(--amber)}
.f-card .bd{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.f-card .tag{display:inline-block;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);background:var(--amber-soft);padding:3px 9px;border-radius:3px;margin-bottom:9px;width:fit-content}
.f-card h4{font-family:var(--font-d);font-size:15px;font-weight:800;margin-bottom:4px}
.f-card .specs{font-size:12px;color:var(--muted);line-height:1.6;flex:1}
.f-card .specs b{color:var(--ink)}
.f-card .more{font-family:var(--font-d);font-size:12px;font-weight:700;color:var(--navy);margin-top:12px}
.f-card .more:hover{color:var(--amber)}

/* ===== 为什么选择 ===== */
.why{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.why::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.02) 0 1px,transparent 1px 80px)}
.why .sec-head h2{color:#fff}
.why .sec-head .note{color:#93A5B0}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.w-card{border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:26px 22px;background:rgba(255,255,255,.03)}
.w-card .num{font-family:var(--font-d);font-size:13px;font-weight:800;color:var(--amber-2);letter-spacing:.12em;margin-bottom:16px}
.w-card h4{font-family:var(--font-d);font-size:16px;font-weight:700;margin-bottom:9px}
.w-card p{font-size:12.8px;color:#AFC0C9;line-height:1.65}

/* ===== 认证 ===== */
.stds{background:var(--paper)}
.stds-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.std{border:1px solid var(--line);background:#fff;border-radius:10px;padding:24px 22px;display:flex;gap:16px;align-items:flex-start}
.std .si{width:44px;height:44px;flex:none;border-radius:9px;background:var(--navy);display:flex;align-items:center;justify-content:center}
.std h4{font-family:var(--font-d);font-size:15px;font-weight:800;margin-bottom:3px}
.std p{font-size:12px;color:var(--muted);line-height:1.55}
.std em{display:block;font-style:normal;font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin-top:7px}

/* ===== 联系 CTA（首页） ===== */
.contact{background:#fff}
.cta-panel{background:linear-gradient(135deg,#16323C,#0C171D);border-radius:16px;padding:54px 58px;color:#fff;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;position:relative;overflow:hidden}
.cta-panel::before{content:"";position:absolute;top:0;left:0;width:5px;height:100%;background:linear-gradient(var(--amber),var(--amber-2))}
.cta-panel h3{font-family:var(--font-d);font-weight:800;font-size:clamp(22px,2.6vw,30px);line-height:1.2;letter-spacing:-.3px;margin-bottom:14px}
.cta-panel p{font-size:14px;color:#B7C5CD;max-width:520px;margin-bottom:26px}
.cta-links{display:flex;gap:14px;flex-wrap:wrap}
.cta-list{display:flex;flex-direction:column;gap:0;border:1px solid rgba(255,255,255,.12);border-radius:10px;background:rgba(255,255,255,.04)}
.cta-item{display:flex;align-items:center;gap:14px;padding:15px 18px;border-bottom:1px solid rgba(255,255,255,.1)}
.cta-item:last-child{border-bottom:0}
.cta-item .ci{width:38px;height:38px;flex:none;border-radius:8px;background:rgba(217,154,43,.16);display:flex;align-items:center;justify-content:center}
.cta-item small{display:block;font-size:10.5px;color:#93A5B0;letter-spacing:.1em;text-transform:uppercase;font-weight:700}
.cta-item b{font-size:13.5px;font-weight:600;color:#EAF0F4;word-break:break-all}
.cta-item b a:hover{color:var(--amber-2)}

/* ===== 页面内页（关于/联系/新闻单篇等） ===== */
.page-hero{background:var(--navy);color:#fff;padding:128px 0 64px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 74px)}
.page-hero::after{content:"";position:absolute;top:0;left:0;width:5px;height:100%;background:linear-gradient(var(--amber),var(--amber-2))}
.page-hero .wrap{position:relative}
.page-hero h1{font-family:var(--font-d);font-weight:900;font-size:clamp(28px,3.6vw,42px);letter-spacing:-.4px;margin-bottom:10px}
.page-hero p{color:#B7C5CD;max-width:600px;font-size:14.5px}
.crumbs{font-size:12.5px;color:#93A5B0;margin-bottom:16px}
.crumbs a{color:#C8D4DB}
.crumbs a:hover{color:var(--amber-2)}

/* ===== 归档筛选 ===== */
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.cat-tabs a{padding:9px 18px;border-radius:6px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:700;font-family:var(--font-d);color:var(--muted)}
.cat-tabs a:hover{border-color:var(--amber);color:var(--navy)}
.cat-tabs .on{background:var(--navy);border-color:var(--navy);color:#fff}

/* ===== 产品详情 ===== */
.p-hero{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;padding:34px 0 10px}
.gallery-main{border:1px solid var(--line);border-radius:10px;background:#fff;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.gallery-main img{max-width:100%;max-height:100%;object-fit:contain}
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.gallery-thumbs button{border:1px solid var(--line);border-radius:6px;background:#fff;width:78px;height:62px;padding:0;cursor:pointer;display:flex;align-items:center;justify-content:center;overflow:hidden}
.gallery-thumbs button img{max-width:100%;max-height:100%;object-fit:contain}
.gallery-thumbs button.on{border-color:var(--amber);box-shadow:0 0 0 2px var(--amber-soft)}
.p-info .kicker{font-size:11px;letter-spacing:.24em;color:var(--amber);margin-bottom:14px}
.p-info h1{font-family:var(--font-d);font-weight:900;font-size:clamp(28px,3.4vw,40px);letter-spacing:-.4px;line-height:1.1;margin-bottom:10px}
.p-info .sub{font-size:14px;color:var(--muted);margin-bottom:18px}
.p-tags{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:26px}
.p-tags .tag{font-size:11.5px;font-weight:700;padding:6px 12px;border-radius:4px;background:var(--amber-soft);color:var(--amber)}
.p-tags .tag.mfr{background:var(--navy);color:#fff}
.p-cta{display:flex;gap:12px;flex-wrap:wrap}
.p-desc{border-top:1px solid var(--line);padding-top:36px;max-width:820px}
.p-desc h2,.p-desc h3{font-family:var(--font-d)}
.p-desc h2{font-size:24px;font-weight:800;margin-bottom:16px}
.p-desc p{font-size:14.5px;color:var(--ink);margin-bottom:18px}
.p-desc .src-note{font-size:12px;color:var(--muted);background:var(--amber-soft);border-radius:6px;padding:10px 14px;margin-bottom:22px}
.p-specs-title{font-family:var(--font-d);font-weight:800;font-size:15px;margin:22px 0 12px}
.p-specs{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:28px}
.p-specs .sp{background:#fff;padding:14px 18px}
.p-specs small{display:block;font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}
.p-specs b{font-size:13.5px;font-weight:600;color:var(--ink)}
.p-feat{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:20px 0 10px}
.p-feat li{list-style:none;background:#fff;padding:12px 18px;font-size:13px;color:var(--ink)}
.p-specs-sec{border-top:1px solid var(--line);margin-top:48px;padding-top:38px}
.p-specs-block{max-width:820px}
.p-specs-block h2{font-family:var(--font-d);font-size:24px;font-weight:800;margin-bottom:22px}
.related{margin-top:60px}
.related h2{font-family:var(--font-d);font-size:22px;font-weight:800;margin-bottom:22px}

/* ===== 新闻 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{border:1px solid var(--line);background:#fff;border-radius:10px;padding:24px 22px;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.news-card:hover{box-shadow:0 14px 34px rgba(18,32,42,.12);transform:translateY(-3px)}
.news-card time{font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin-bottom:12px}
.news-card h3{font-family:var(--font-d);font-size:17px;font-weight:800;line-height:1.35;margin-bottom:10px}
.news-card h3 a:hover{color:var(--amber)}
.news-card p{font-size:13px;color:var(--muted);flex:1}
.news-card .more{font-family:var(--font-d);font-size:12px;font-weight:700;color:var(--navy);margin-top:14px}
.single-news{max-width:820px}
.single-news .meta{font-size:12.5px;color:var(--muted);margin-bottom:26px}
.single-news .content{font-size:15px;line-height:1.85}
.single-news .content h2,.single-news .content h3{margin:24px 0 10px;font-family:var(--font-d)}
.single-news .content p{margin-bottom:16px}
.pagination{display:flex;gap:10px;margin-top:40px}
.pagination .page-numbers{padding:8px 14px;border:1px solid var(--line);background:#fff;border-radius:5px;font-weight:700;font-size:13px}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}

/* ===== 联系表单 ===== */
.contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:44px;align-items:start}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:12px;padding:30px}
.contact-form .fld{margin-bottom:16px}
.contact-form label{display:block;font-size:12.5px;font-weight:700;margin-bottom:6px}
.contact-form input,.contact-form textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:6px;font-family:var(--font-b);font-size:13.5px;background:#fff}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--amber-soft);border-color:var(--amber)}
.contact-form .msg{background:#E7F4EC;border:1px solid #BFE3CE;color:#1E5B3C;padding:12px 16px;border-radius:8px;font-size:13.5px;margin-bottom:18px}
.contact-form .msg.err{background:#FBE9E7;border-color:#F2C4BD;color:#8C2E22}
.contact-side{display:flex;flex-direction:column;gap:14px}
.contact-side .cix{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px}
.contact-side .cix small{display:block;font-size:10.5px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;font-weight:700;margin-bottom:3px}
.contact-side .cix b{font-size:14px;font-weight:600;word-break:break-all}

/* ===== Footer ===== */
.site-footer{background:var(--navy-3);color:#93A5B0;padding:34px 0 30px;border-top:1px solid rgba(255,255,255,.07)}
.foot{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.foot .fb{font-family:var(--font-d);font-weight:800;color:#fff;font-size:15px;letter-spacing:.2px;display:flex;align-items:center;gap:9px}
.foot .fb svg{width:24px;height:24px}
.foot nav{margin-left:auto;display:flex;gap:22px;flex-wrap:wrap}
.foot nav ul{display:flex;gap:22px;list-style:none;flex-wrap:wrap}
.foot nav a{font-size:12.5px;font-weight:600;color:#93A5B0}
.foot nav a:hover{color:var(--amber-2)}
.foot .copy{width:100%;font-size:12px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.07)}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .site-header .wrap{gap:10px}
  .brand{gap:8px;font-size:15px}
  .brand small{font-size:8px;letter-spacing:.16em}
  .brand .brand-text{min-width:0;overflow:hidden}
  .brand .brand-text span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .main-nav.desk-nav{display:none}
  #mainNav{display:flex;position:fixed;top:90px;right:10px;bottom:0;width:300px;max-width:78vw;background:var(--navy);flex-direction:column;align-items:flex-start;gap:4px;padding:22px 26px;transform:translateX(calc(100% + 10px));transition:transform .28s;border-radius:14px;box-shadow:0 8px 24px rgba(0,0,0,.35);margin:0;overflow-y:auto;-webkit-overflow-scrolling:touch}
  #mainNav.open{transform:translateX(0)}
  #mainNav>ul{flex-direction:column;align-items:flex-start;gap:0;width:100%}
  #mainNav li{width:100%;position:relative}
  #mainNav a{padding:12px 0;width:100%;font-size:15px;display:block}
  #mainNav .cta{margin-top:14px;text-align:center;width:100%}
  #mainNav ul ul{position:static;transform:none;opacity:1;visibility:visible;display:none;min-width:0;width:100%;background:rgba(255,255,255,.05);border:0;border-left:2px solid var(--amber);border-radius:0 8px 8px 0;padding:0 0 6px;box-shadow:none;transition:none;margin:0 0 6px 10px}
  #mainNav li.open>ul{display:block}
  #mainNav ul ul a{padding:9px 14px;font-size:14px;white-space:normal}
  #mainNav li.menu-item-has-children>a::after{margin-left:auto;margin-top:6px}
  .burger{display:block}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .hero{padding:120px 0 72px}
  .lines{grid-template-columns:1fr}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .stds-grid{grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr;padding:44px 34px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .p-hero{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .hero-stats .st{padding-right:20px;margin-right:20px}
  .feat-grid{grid-template-columns:1fr}
  .feat-grid.p-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .feat-grid.p-grid .f-card .bd{padding:12px 12px 14px}
  .why-grid{grid-template-columns:1fr}
  .stds-grid{grid-template-columns:1fr}
  .sec{padding:68px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px}
  .sec-head .note{margin-left:0}
  .wrap{padding:0 18px}
  .line-grid{grid-template-columns:repeat(2,1fr);gap:1px}
  .line-top{padding:26px 22px 20px}
  .l-item{min-height:190px}
  .l-item .ic{width:110px;height:110px}
  .f-card .bd{padding:14px 16px 16px}
  .p-specs b{font-size:12.5px}
  .contact-form{padding:22px}
  .hero-stats .st{padding-right:18px;margin-right:18px}
  .hero-stats b{font-size:22px}
  .p-hero{padding:24px 0 8px}
  .p-specs,.p-feat{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .cta-panel{padding:38px 24px}
  .cta-panel p{font-size:13.5px}
  .p-desc{padding-top:28px}
  .p-specs-sec{margin-top:36px;padding-top:28px}
  .gallery-thumbs button{width:66px;height:52px}
}